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CN113176807B - Portable military vocational education offline terminal - Google Patents

Portable military vocational education offline terminal Download PDF

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Publication number
CN113176807B
CN113176807B CN202110265640.5A CN202110265640A CN113176807B CN 113176807 B CN113176807 B CN 113176807B CN 202110265640 A CN202110265640 A CN 202110265640A CN 113176807 B CN113176807 B CN 113176807B
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CN
China
Prior art keywords
terminal
driving
adjusting
rod
conductive
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CN202110265640.5A
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Chinese (zh)
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CN113176807A (en
Inventor
胡昆昆
喻鑫
张李秋
刘铮
周军
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Shenzhen Wthink Intelligent Technology Co ltd
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Shenzhen Wthink Intelligent Technology Co ltd
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Priority to CN202110265640.5A priority Critical patent/CN113176807B/en
Publication of CN113176807A publication Critical patent/CN113176807A/en
Application granted granted Critical
Publication of CN113176807B publication Critical patent/CN113176807B/en
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1662—Details related to the integrated keyboard
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
    • G06F1/1698—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675 the I/O peripheral being a sending/receiving arrangement to establish a cordless communication link, e.g. radio or infrared link, integrated cellular phone
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • A45C2011/003—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00 for portable computing devices, e.g. laptop, tablet, netbook, game boy, navigation system, calculator

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention discloses a portable military vocational education offline terminal which comprises a terminal storage mechanism, a tablet personal computer terminal and a power supply handle, wherein the terminal storage mechanism is used for storing a plurality of military vocational education offline terminals; the terminal accommodating mechanism comprises a rectangular accommodating box, a keyboard, a touch pad, a terminal U-shaped frame, a keyboard lifting mechanism and an accommodating driving mechanism; the tablet computer terminal is inserted on the terminal U-shaped frame; the power supply handle can be detachably inserted at the rear side of the rectangular storage box. The portable military vocational education offline terminal can be convenient for installing the tablet personal computer terminal in a plug-in manner by utilizing the terminal U-shaped frame and the terminal socket, so that the two-in-one use of the tablet personal computer terminal is met; the keyboard and the touch pad can be accommodated and installed by utilizing the installation and matching of the rectangular accommodating box and the keyboard lifting mechanism, so that convenience is provided for the use of the keyboard and the touch pad of the tablet personal computer terminal; utilize and accomodate actuating mechanism and can carry out the upset drive to terminal U-shaped frame to realize folding of panel computer terminal and accomodate, portable.

Description

Portable military vocational education offline terminal
Technical Field
The invention relates to a portable terminal, in particular to a portable military vocational education offline terminal.
Background
At present, a general personal computer is divided into a desktop computer (also called a desktop computer) and a notebook computer (also called a mobile computer), and the known desktop computer has larger volume and larger weight, so the common personal computer is inconvenient to carry; the notebook computer is relatively heavy and relatively poor in portability compared to a tablet computer, although it can be carried by a handbag. Therefore, a portable military vocational education offline terminal needs to be designed, and the portable military vocational education offline terminal can be conveniently carried and used and meets the requirements of education and training at each station.
Disclosure of Invention
The purpose of the invention is as follows: the portable military vocational education offline terminal can be conveniently carried and used, and the requirements of education and training at each place are met.
The technical scheme is as follows: the invention relates to a portable military vocational education offline terminal which comprises a terminal accommodating mechanism, a tablet personal computer terminal and a power supply handle, wherein the terminal accommodating mechanism is provided with a terminal accommodating hole;
the terminal accommodating mechanism comprises a rectangular accommodating box, a keyboard, a touch pad, a terminal U-shaped frame, a keyboard lifting mechanism and an accommodating driving mechanism; a storage window is arranged on the front side of the top of the rectangular storage box; the left and right side bending parts of the terminal U-shaped frame are respectively installed on the left and right sides of the containing window in a swing hinge mode; a terminal socket is arranged on the inner side of the middle part of the terminal U-shaped frame; the keyboard and the touch pad are both arranged on the keyboard lifting mechanism and are both electrically connected with the terminal socket; the storage driving mechanism is arranged in the rear side of the rectangular storage box and used for driving the lifting of the keyboard lifting mechanism and the overturning of the terminal U-shaped frame;
the tablet computer terminal is inserted on the terminal U-shaped frame, and an electric connection interface which is inserted with the terminal socket is arranged on the side edge of the tablet computer terminal; the power supply handle is detachably inserted into the rear side of the rectangular storage box and electrically connected with the terminal socket and is used for providing a standby power supply for the tablet computer terminal.
Further, the tablet personal computer terminal comprises a terminal shell, a touch screen, a camera, a loudspeaker and a sound pickup; the touch screen is arranged on the front side of the terminal shell, and the camera, the loudspeaker and the sound pickup are all arranged on the upper edge of the front side of the terminal shell; a storage module, a power supply module, a microprocessor and a WiFi module are arranged in the terminal shell; the microprocessor is respectively and electrically connected with the storage module, the WiFi module, the touch screen, the camera, the loudspeaker, the sound pick-up and the electric connection interface; the power module supplies power for microprocessor, storage module, wiFi module, touch screen, camera, speaker and adapter respectively, and power module's the end of charging is connected the interface electricity with the electricity and is connected.
Furthermore, a rectangular adjusting groove, a WiFi indicating lamp, a camera indicating lamp and a pickup indicating lamp are arranged on the side edge of the terminal shell; a columnar adjusting cavity is arranged inside the terminal shell; an adjusting dial wheel is rotatably arranged in the rectangular adjusting groove through an adjusting rotating shaft, and the adjusting rotating shaft transversely penetrates into the columnar adjusting cavity; a rotating shaft guide hole is formed in the end cavity wall of the columnar adjusting cavity, and the end of the adjusting rotating shaft extends into the rotating shaft guide hole; an adjusting rotary table is fixedly arranged in the columnar adjusting cavity and positioned on the adjusting rotary shaft, three adjusting ring grooves are concentrically arranged on the left side disc surface of the adjusting rotary table, and three conductive ring grooves are concentrically arranged on the right side disc surface of the adjusting rotary table; a fixed disc is fixedly arranged in the columnar adjusting cavity and positioned at the left side of the adjusting turntable, and a sliding disc is arranged in the columnar adjusting cavity and positioned at the right side of the adjusting turntable in a sliding manner; the adjusting rotating shaft penetrates through the fixed disc and the sliding disc; three conductive connecting columns which are respectively inserted into the three adjusting ring grooves are arranged on the fixed disc; eight adjusting positioning points are arranged in the three adjusting ring grooves at equal radian intervals, and eight positioning angles of the eight adjusting positioning points in the three adjusting ring grooves correspond to each other; conductive electrode plates are embedded in three adjusting ring grooves at a first positioning angle, an inner side and a middle adjusting ring groove at a second positioning angle, an inner side and an outer side adjusting ring groove at a third positioning angle, a middle part and an outer side adjusting ring groove at a fourth positioning angle, an outer side adjusting ring groove at a fifth positioning angle, a middle adjusting ring groove at a sixth positioning angle and an inner side adjusting ring groove at a seventh positioning angle, and no conductive electrode plate is arranged in the three adjusting ring grooves at the eighth positioning angle; a metal conductive ring sheet is fixedly arranged in each of the three conductive ring grooves; three conductive convex columns which respectively extend into the three conductive ring grooves are arranged on the sliding disc; the adjusting rotating shaft is sleeved with a conductive pressing spring, and the conductive pressing spring is elastically supported between the sliding disc and the end cavity wall of the cylindrical adjusting cavity and used for pushing the conductive convex column to be conductively pressed on the metal conductive ring; a disc guide sliding chute is transversely arranged on the circumferential cavity wall of the columnar adjusting cavity, and a disc guide sliding block which is slidably embedded into the disc guide sliding chute is arranged on the circumference of the sliding disc; a circumferential ring groove is arranged on the circumferential surface of the adjusting turntable, and four telescopic guide holes are distributed on the circumferential ring groove in a cross shape; a telescopic supporting spring is arranged in each of the four telescopic guide holes, a limiting telescopic column is inserted into the hole openings of the four telescopic guide holes, and the outer end parts of the four limiting telescopic columns are respectively provided with a hemispherical extrusion surface; a spring mounting hole is formed in the insertion end of the limiting telescopic column, and the end part of the telescopic supporting spring is fixed in the spring mounting hole; a cavity wall positioning convex ring is arranged on the circumferential cavity wall of the columnar adjusting cavity and positioned at the circumferential ring groove, and the section of the cavity wall positioning convex ring is isosceles trapezoid; eight positioning side edge grooves are arranged on the left side surface of the cavity wall positioning convex ring at equal radian intervals, and the positions of the eight positioning side edge grooves correspond to the positions of the eight adjusting positioning points; when the hemisphere extrusion surface is extruded on the positioning side groove, the conductive connecting column extends into the adjusting ring groove; when the hemisphere extrusion surface is extruded on the right side surface of the cavity wall positioning convex ring, the conductive connecting column is separated from the adjusting ring groove; the inner side, the middle part and the outer side of the three conductive convex columns are respectively and electrically connected with the WiFi module, the camera and the power supply end of the sound pick-up; the three conductive connecting columns are electrically connected with the power supply module;
the inner metal conductive ring sheet is electrically connected with each conductive electrode sheet in the inner adjusting ring groove, the middle metal conductive ring sheet is electrically connected with each conductive electrode sheet in the middle adjusting ring groove, and the outer metal conductive ring sheet is electrically connected with each conductive electrode sheet in the outer adjusting ring groove; the WiFi indicating lamp is connected to an electric connection circuit between the inner side conductive convex column and the WiFi module in a string manner, the camera indicating lamp is connected to an electric connection circuit between the middle conductive convex column and the camera in a string manner, and the pickup indicating lamp is connected to an electric connection circuit between the outer side conductive convex column and the pickup in a string manner;
the left side and the right side of the terminal shell are both provided with a buckle sliding chute; the inner side walls of the left side and the right side of the terminal U-shaped frame are provided with buckle convex strips; when the terminal shell is inserted on the terminal U-shaped frame, the buckle convex strip is inserted into the buckle sliding groove.
Further, the accommodating driving mechanism comprises a driving motor, a driving screw, a synchronous supporting column, a driving connecting rod and a fixed swing arm; two front side recesses are arranged on the front side surface of the rectangular storage box, a fingerprint identification module is arranged in one front side recess, and a forward tilting key and a backward tilting key are arranged in the other front side recess; a control box is arranged in the rear side of the rectangular storage box, and a controller, a motor driving circuit and a memory are arranged in the control box; the upper inner wall and the lower inner wall of the rear side of the rectangular storage box are both longitudinally provided with a guide chute; the upper end and the lower end of the synchronous supporting column are respectively installed in the two guide sliding chutes in a sliding manner, and a driving threaded hole is longitudinally formed in the middle of the synchronous supporting column; the driving motor is fixedly arranged on the inner wall of the rear side face of the rectangular storage box, and the rear end of the driving screw is in butt joint with an output shaft of the driving motor; the driving screw is screwed on the driving threaded hole; the fixed swing arm is fixedly arranged in the middle of the terminal U-shaped frame; one end of the driving connecting rod is arranged on the synchronous supporting column in a swing-type hinged manner, and the other end of the driving connecting rod is arranged on the end part of the fixed swing arm in a swing-type hinged manner; the controller is respectively electrically connected with the fingerprint identification module, the forward-leaning key, the backward-leaning key, the motor driving circuit and the memory; the motor driving circuit is electrically connected with the driving motor; the power supply handle respectively supplies power for the controller, the fingerprint identification module, the motor driving circuit and the memory.
Further, the keyboard lifting mechanism comprises a keyboard mounting plate, a lifting push rod, a push rod sleeve, a supporting pressure spring and a longitudinal push rod; two lifting chutes are obliquely arranged on the inner walls of the left side and the right side of the rectangular storage box, and horizontal chutes are horizontally and extendedly arranged at the upper end and the lower end of each lifting chute; two side convex columns are arranged on the left side and the right side of the keyboard mounting plate, and the side convex columns are slidably embedded into the lifting sliding grooves or the horizontal sliding grooves at the corresponding positions; the keyboard and the touch pad are both arranged on the upper side surface of the keyboard mounting plate; the front end of the lifting push rod is hinged and arranged in the middle of the rear edge of the keyboard mounting plate in a swinging mode; the rear end of the lifting push rod is inserted into the front end pipe orifice of the push rod sleeve; a support convex ring is arranged in the middle of the lifting push rod, a support pressure spring is sleeved on the lifting push rod, and the support pressure spring is elastically supported on the support convex ring and a front end pipe orifice of the push rod sleeve; the rear end of the push rod sleeve is hinged to the front end of the longitudinal push rod in a swinging mode, and the rear end of the longitudinal push rod is longitudinally fixed on the synchronous support column.
Furthermore, a supporting sliding chute is horizontally arranged on the inner wall of the left side and the inner wall of the right side of the rectangular storage box; a horizontal support rod is arranged on the left side and the right side of the front end of the longitudinal push rod, and the end part of the horizontal support rod is embedded into the support sliding chute on the corresponding side in a sliding manner; a limit sliding groove is arranged on the rod wall of the lifting push rod along the axial direction of the lifting push rod, and a limit sliding block which is embedded into the limit sliding groove in a sliding mode is arranged on the inner wall of the pipe orifice at the front end of the push rod sleeve.
Furthermore, a flat cavity and a lock cavity are vertically arranged in the middle of the front side of the rectangular storage box, and the flat cavity is positioned right above the lock cavity; a strip-shaped driving plate is vertically and slidably mounted in the flat cavity, a driving strip-shaped hole is obliquely formed in the strip-shaped driving plate, and an unlocking holding section and a locking holding section are vertically and respectively arranged at the upper end and the lower end of the driving strip-shaped hole in an extending mode; a square locking rod hole penetrating through the cavity wall of the rear side is longitudinally formed in the flat cavity, and a square locking rod is slidably inserted in the square locking rod hole; a rectangular notch is formed in the front end of the square lock rod, and the strip-shaped driving plate vertically penetrates through the rectangular notch; a driving column penetrating through the driving strip-shaped hole is arranged in the rectangular notch; an unlocking electromagnet is arranged in the lock cavity, and the end part of a telescopic rod of the unlocking electromagnet penetrates through the flat cavity and extends into the flat cavity and is fixed on the lower side edge of the strip-shaped driving plate; a middle convex ring is arranged in the middle of the telescopic rod, and a locking pressure spring is sleeved on the telescopic rod; the locking pressure spring is elastically supported on the middle convex ring and is used for supporting the telescopic rod to push the strip-shaped driving plate upwards, and the driving rod is pushed by the driving strip-shaped hole to enable the square locking rod to extend backwards for locking; a lock hole for inserting and matching the square lock rod is formed in the side edge of the tablet computer terminal; an unlocking driving circuit electrically connected with the controller is arranged in the control box; the power supply handle supplies power for the unlocking driving circuit; the unlocking driving circuit is electrically connected with the unlocking electromagnet and used for driving the telescopic rod to retract.
Furthermore, two handle jacks are arranged at two ends of the rear side surface of the rectangular storage box, and two conductive contact pins are arranged in one handle jack; the power supply handle comprises a handle pipe, two side connecting rods, two connecting plugs and a handle locking mechanism; the two side connecting rods are respectively and vertically fixed on the left end and the right end of the handle pipe; a rechargeable battery is arranged in the handle pipe; the two connecting plugs are respectively arranged on the end parts of the two side connecting rods in a swing hinge mode, and one connecting plug is provided with two conductive jacks electrically connected with the rechargeable battery; the two connecting plugs are respectively inserted into the two handle jacks, and the two conductive contact pins are correspondingly inserted into the two conductive jacks; the two conductive contact pins are electrically connected with the terminal socket; handle locking mechanical system installs on the rear side inner wall of rectangle receiver for insert the locking to two connecting plug.
Further, the handle locking mechanism comprises a transverse square pipe, a rotary driving rod, two transverse locking rods, two locking compression springs, a winding disc, two pull ropes and a rebound compression spring; the transverse square pipe is transversely and fixedly installed on the inner wall of the rear side of the rectangular storage box, and the two transverse locking rods are respectively inserted into pipe orifices at two ends of the transverse square pipe; the winding disc is rotatably arranged in the middle of the transverse square tube, and a driving rod hole is formed in the middle of the winding disc; the hole wall of the driving rod hole is provided with a driving notch, the rotary driving rod penetrates through the driving rod hole, and the rotary driving rod is provided with a driving lug which is embedded into the driving notch in a sliding manner; the front end of the rotary driving rod penetrates through the transverse square tube, and the rear end of the rotary driving rod penetrates through the rear side face of the rectangular storage box; an end part disc is arranged at the front end of the rotary driving rod, a resilience pressure spring is sleeved on the rotary driving rod, and the resilience pressure spring is elastically supported between the end part disc and the transverse square tube and is used for pushing the rotary driving rod to move forwards; spring supporting blocks are arranged in the transverse square pipe and positioned on the left side and the right side of the winding disc; the two locking compression springs are arranged in the transverse square tube and positioned on the left side and the right side of the winding disc, and the locking compression springs are elastically supported between the transverse locking rods and the spring supporting blocks on the corresponding sides; one ends of the two pull ropes are fixed on the winding disc, and the other ends of the two pull ropes penetrate through the spring supporting blocks and the locking compression springs on the left side and the right side respectively and then are fixed on the transverse locking rod; the two transverse locking rods respectively extend into the two handle inserting holes, and a slope end socket is arranged at the extending end; the connecting plugs are provided with plug lock holes, and the slope ends are inserted into the plug lock holes; a rotary limiting groove is formed in the rear side face of the rectangular storage box and is positioned at the rear end penetrating position of the rotary driving rod; the rear end of the rotary driving rod is provided with a rotary limiting sheet, and the front side edge of the rotary limiting sheet is embedded into the rotary limiting groove.
Furthermore, a hinged support is arranged at the rear end part of the connecting plug, the rear side edge of the hinged support is a semi-circular arc edge, and the side edge of the semi-circular arc edge is provided with angle positioning notches at intervals; the end part of the side connecting rod is hinged on the hinged support in a swinging mode, and a T-shaped sliding groove is formed in the side edge of the hinged end of the side connecting rod along the length direction of the side edge; a T-shaped sliding strip is arranged on the T-shaped sliding groove in a sliding mode, and the side edge of the T-shaped sliding strip protrudes out of the T-shaped sliding groove; a shifting block is arranged on the convex side edge of the T-shaped slide bar; an angle locking pressure spring is arranged in the T-shaped sliding groove and used for pushing the protruding side edge of the end part of the T-shaped sliding strip to be inserted into an angle positioning notch.
Compared with the prior art, the invention has the beneficial effects that: the tablet computer terminal can be conveniently installed in a plug-in manner by utilizing the terminal U-shaped frame and the terminal socket, so that the two-in-one use of the tablet computer terminal is met; the keyboard and the touch pad can be accommodated and installed by utilizing the installation and matching of the rectangular accommodating box and the keyboard lifting mechanism, so that convenience is provided for the use of the keyboard and the touch pad of the tablet personal computer terminal; by utilizing the lifting installation of the keyboard lifting mechanism, the upper space of the rectangular storage box can be made free when the keyboard lifting mechanism descends, so that the tablet computer terminal can be conveniently stored in the upper space of the rectangular storage box; the storage driving mechanism can be used for driving the U-shaped frame of the terminal to turn over, so that the tablet computer terminal can be folded and stored, and the tablet computer terminal is convenient to carry; the power supply handle can enhance portability and can provide a standby power supply for the tablet personal computer terminal.
Drawings
FIG. 1 is a schematic overall front view of the present invention;
fig. 2 is a rear view structural schematic diagram of the terminal accommodating mechanism of the present invention;
FIG. 3 is a schematic cross-sectional view of the terminal receiving mechanism of the present invention;
FIG. 4 is a schematic view of the handle locking mechanism of the present invention;
FIG. 5 is a sectional partial structural schematic view of an installation position of an unlocking electromagnet according to the present invention;
FIG. 6 is a cross-sectional view of the power supply handle of the present invention;
FIG. 7 is a schematic sectional view of the adjusting dial at the mounting position according to the present invention;
FIG. 8 is a schematic cross-sectional view of an adjustment dial of the present invention;
FIG. 9 is a schematic view of the left side structure of the adjusting turntable according to the present invention;
fig. 10 is a schematic diagram of a control circuit structure according to the present invention.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example 1:
as shown in fig. 1 to 10, the present invention discloses a portable military vocational education offline terminal comprising: the terminal comprises a terminal accommodating mechanism, a tablet computer terminal and a power supply handle;
the terminal accommodating mechanism comprises a rectangular accommodating box 2, a keyboard 32, a touch panel 33, a terminal U-shaped frame 12, a keyboard lifting mechanism and an accommodating driving mechanism; a storage window 36 is arranged on the front side of the top of the rectangular storage box 2; the left and right side bending parts of the terminal U-shaped frame 12 are respectively installed on the left and right sides of the receiving window 36 in a swing hinge mode; a terminal socket 52 is arranged at the inner side of the middle part of the terminal U-shaped frame 12; the keyboard 32 and the touch pad 33 are both installed on the keyboard lifting mechanism and are both electrically connected with the terminal socket 52; the storage driving mechanism is arranged in the rear inner part of the rectangular storage box 2 and is used for driving the lifting of the keyboard lifting mechanism and the overturning of the terminal U-shaped frame 12; four top corners at the bottom of the rectangular storage box 2 are respectively provided with a rubber supporting pad 15;
the tablet computer terminal is inserted into the terminal U-shaped frame 12, and an electrical connection interface which is connected with the terminal socket 52 in a plugging manner is arranged on the side edge of the tablet computer terminal; the power supply handle is detachably inserted into the rear side of the rectangular storage box 2 and is electrically connected with the terminal socket 52, so as to provide a standby power supply for the tablet computer terminal.
The tablet computer terminal can be conveniently installed in a plug-in manner by utilizing the terminal U-shaped frame 12 and the terminal socket 52, so that the two-in-one use of the tablet computer terminal is met; the rectangular storage box 2 is matched with the keyboard lifting mechanism in an installation mode, so that the keyboard 32 and the touch pad 33 can be stored and installed, and convenience is brought to the use of the keyboard 32 and the touch pad 33 of the tablet personal computer terminal; by utilizing the lifting installation of the keyboard lifting mechanism, the upper space of the rectangular storage box 2 can be made free when the keyboard lifting mechanism descends, so that the tablet personal computer terminal can be conveniently stored in the upper space of the rectangular storage box 2; the storage driving mechanism can be used for driving the terminal U-shaped frame 12 to turn over, so that the tablet computer terminal can be folded and stored, and the tablet computer terminal is convenient to carry; the power supply handle can be utilized to enhance portability, and a standby power supply can be provided for the tablet computer terminal.
Further, the tablet personal computer terminal comprises a terminal shell 1, a touch screen 3, a camera 5, a loudspeaker 7 and a sound pickup 6; the touch screen 3 is arranged on the front surface of the terminal shell 1, and the camera 5, the loudspeaker 7 and the sound pickup 6 are arranged on the upper edge of the front surface of the terminal shell 1; a storage module, a power module, a microprocessor and a WiFi module are arranged in the terminal shell 1; the microprocessor is respectively and electrically connected with the storage module, the WiFi module, the touch screen 3, the camera 5, the loudspeaker 7, the sound pickup 6 and the electric connection interface; the power module is respectively for microprocessor, storage module, wiFi module, touch-sensitive screen 3, camera 5, speaker 7 and adapter 6 power supply, and power module's the end of charging is connected with the electricity interface electricity.
The terminal socket 52 can be electrically connected by using an electrical connection interface, so as to electrically connect the tablet terminal with the keyboard 32 and the touch pad 33.
Further, a rectangular adjusting groove 79, a WiFi indicator lamp 80, a camera indicator lamp 82 and a sound pick-up indicator lamp 83 are arranged on the side of the terminal housing 1; a cylindrical adjustment cavity 85 is arranged inside the terminal housing 1; an adjusting thumb wheel 4 is rotatably mounted in the rectangular adjusting groove 79 through an adjusting rotating shaft 84, and the adjusting rotating shaft 84 transversely penetrates into the columnar adjusting cavity 85; a rotating shaft guide hole 100 is formed in the end cavity wall of the columnar adjusting cavity 85, and the end of the adjusting rotating shaft 84 extends into the rotating shaft guide hole 100; an adjusting rotary table 88 is fixedly arranged in the columnar adjusting cavity 85 and on the adjusting rotary shaft 84, three adjusting ring grooves 93 are concentrically arranged on the left side disc surface of the adjusting rotary table 88, and three conductive ring grooves 95 are concentrically arranged on the right side disc surface of the adjusting rotary table 88; a fixed disc 86 is fixedly arranged in the columnar adjusting cavity 85 and positioned at the left side of the adjusting turntable 88, and a sliding disc 87 is arranged in the columnar adjusting cavity 85 and positioned at the right side of the adjusting turntable 88 in a sliding manner; the adjusting rotating shaft 84 penetrates through the fixed disc 86 and the sliding disc 87; three conductive connecting columns 91 which are respectively inserted into the three adjusting ring grooves 93 are arranged on the fixed disc 86; eight adjusting positioning points are arranged in the three adjusting ring grooves 93 at equal radian intervals, and eight positioning angles of the eight adjusting positioning points in the three adjusting ring grooves 93 correspond to each other; conductive electrode plates 102 are embedded in the three adjusting ring grooves 93 at the first positioning angle, the inner and middle adjusting ring grooves 93 at the second positioning angle, the inner and outer adjusting ring grooves 93 at the third positioning angle, the middle and outer adjusting ring grooves 93 at the fourth positioning angle, the outer adjusting ring groove 93 at the fifth positioning angle, the middle adjusting ring groove 93 at the sixth positioning angle and the inner adjusting ring groove 93 at the seventh positioning angle, and no conductive electrode plate 102 is arranged in the three adjusting ring grooves 93 at the eighth positioning angle; a metal conductive ring piece 94 is fixedly arranged in each of the three conductive ring grooves 95; three conductive convex columns 92 which respectively extend into the three conductive ring grooves 95 are arranged on the sliding disc 87; a conductive pressing spring 101 is sleeved on the adjusting rotating shaft 84, and the conductive pressing spring 101 is elastically supported between the sliding disc 87 and the end cavity wall of the cylindrical adjusting cavity 85 and used for pushing the conductive convex column 92 to be conductively pressed on the metal conductive ring 94; a disc guide chute 96 is transversely arranged on the circumferential cavity wall of the columnar adjusting cavity 85, and a disc guide sliding block 97 which is slidably embedded into the disc guide chute 96 is arranged on the circumference of the sliding disc 87; a circumferential ring groove 98 is arranged on the circumferential surface of the adjusting turntable 88, and four telescopic guide holes 103 are distributed on the circumferential ring groove 98 in a cross shape; a telescopic supporting spring 105 is arranged in each of the four telescopic guide holes 103, a limit telescopic column 106 is inserted at the hole openings of the four telescopic guide holes 103, and the outer end parts of the four limit telescopic columns 106 are respectively provided with a hemispherical extrusion surface 99; a spring mounting hole 104 is formed in the insertion end of the limiting telescopic column 106, and the end part of a telescopic supporting spring 105 is fixed in the spring mounting hole 104; a cavity wall positioning convex ring 89 is arranged on the circumferential cavity wall of the columnar adjusting cavity 85 and positioned at the circumferential ring groove 98, and the section of the cavity wall positioning convex ring 89 is in an isosceles trapezoid shape; eight positioning side grooves 90 are arranged on the left side surface of the cavity wall positioning convex ring 89 at equal radian intervals, and the positions of the eight positioning side grooves 90 correspond to the positions of the eight adjusting positioning points; when the hemisphere extrusion surface 99 is extruded on the positioning side groove 90, the conductive connecting column 91 extends into the adjusting ring groove 93; when the hemisphere extrusion surface 99 extrudes on the right side surface of the cavity wall positioning convex ring 89, the conductive connecting column 91 is separated from the adjusting ring groove 93; the inner side, the middle part and the outer side of the three conductive convex columns 92 are respectively and electrically connected with the WiFi module, the camera 5 and the power ends of the sound pick-up 6; the three conductive connecting columns 91 are electrically connected with the power supply module;
the inner metal conductive ring piece 94 is electrically connected with each conductive electrode piece 102 in the inner adjusting ring groove 93, the middle metal conductive ring piece 94 is electrically connected with each conductive electrode piece 102 in the middle adjusting ring groove 93, and the outer metal conductive ring piece 94 is electrically connected with each conductive electrode piece 102 in the outer adjusting ring groove 93; the WiFi indicating lamp 80 is connected in series on an electric connection circuit between the inner side conductive convex column 92 and the WiFi module, the camera indicating lamp 82 is connected in series on an electric connection circuit between the middle conductive convex column 92 and the camera 5, and the pickup indicating lamp 83 is connected in series on an electric connection circuit between the outer side conductive convex column 92 and the pickup 6;
the left side and the right side of the terminal shell 1 are both provided with a buckle sliding chute 13; the inner side walls of the left side and the right side of the terminal U-shaped frame 12 are provided with buckle convex strips 14; when the terminal housing 1 is inserted into the terminal U-shaped frame 12, the snap rib 14 is inserted into the snap groove 13.
The physical switch adjusting mechanism is formed by matching the adjusting thumb wheel 4, the adjusting rotary disc 88, the sliding disc 87, the adjusting rotary shaft 84 and the fixed disc 86, and the three conductive connecting columns 91 can be adjusted in a rotating manner to realize the electrical connection relation with the conductive electrode plates 102, so that the power supply of the WiFi module, the camera 5 and the sound pickup 6 is controlled by physical cut-off, and the privacy safety of the use of the tablet computer terminal is effectively enhanced; the sliding disk 87 can be elastically pushed by the conductive pressing spring 101, so that the conductive convex column 92 is always in conductive contact with the corresponding metal conductive ring piece 94; by utilizing the matching of the limiting telescopic column 106 and the cavity wall positioning convex ring 89, the left and right side extrusion limiting can be realized when the adjusting rotating shaft 84 is pulled and pulled by the adjusting thumb wheel 4, and the positioning of eight positioning angles can be realized by the matching of the hemisphere extrusion surface 99 and the positioning side groove 90; the telescopic supporting spring 105 can provide elastic supporting force, so that the elastic supporting force is converted into right pushing force for the adjusting turntable 88 through the extrusion fit of the inclined side edge of the cavity wall positioning convex ring 89; the power supply states of the WiFi module, the camera 5 and the sound pick-up 6 can be indicated by the WiFi indicating lamp 80, the camera indicating lamp 82 and the sound pick-up indicating lamp 83, so that the corresponding working states can be checked in time when the adjusting dial wheel 4 is rotationally adjusted; utilize buckle sand grip 14 and buckle spout 13's cooperation, can be convenient for stabilize spacing terminal housing 1.
Further, the storage driving mechanism comprises a driving motor 37, a driving screw 38, a synchronous supporting column 39, a driving connecting rod 50 and a fixed swing arm 51; two front side recesses 8 are arranged on the front side surface of the rectangular storage box 2, a fingerprint identification module 9 is arranged in one front side recess 8, and a forward tilting key 10 and a backward tilting key 11 are arranged in the other front side recess 8; a control box 40 is arranged in the rear side of the rectangular storage box 2, and a controller, a motor driving circuit and a memory are arranged in the control box 40; the upper inner wall and the lower inner wall of the rear side of the rectangular storage box 2 are both longitudinally provided with a guide chute 53; the upper end and the lower end of the synchronous supporting column 39 are respectively installed in the two guide sliding chutes 53 in a sliding manner, and a driving threaded hole is longitudinally arranged in the middle of the synchronous supporting column 39; the driving motor 37 is fixedly installed on the inner wall of the rear side face of the rectangular storage box 2, and the rear end of the driving screw 38 is butted with the output shaft of the driving motor 37; the driving screw 38 is screwed on the driving threaded hole; the fixed swing arm 51 is fixedly arranged in the middle of the terminal U-shaped frame 12; one end of the driving connecting rod 50 is hinged on the synchronous supporting column 39 in a swinging mode, and the other end of the driving connecting rod is hinged on the end portion of the fixed swing arm 51 in a swinging mode; the controller is respectively electrically connected with the fingerprint identification module 9, the forward tilting key 10, the backward tilting key 11, the motor driving circuit and the memory; the motor driving circuit is electrically connected with the driving motor 37; the power supply handle respectively supplies power to the controller, the fingerprint identification module 9, the motor driving circuit and the memory.
The fingerprint identification module 9 can be used for conveniently identifying the identity of a user, so that only the user can open the tablet personal computer terminal for use, and the use safety of the tablet personal computer terminal is ensured; the pitch angle can be further adjusted after the tablet personal computer terminal is stored and unfolded by utilizing the forward-leaning key 10 and the backward-bending key 11; the synchronous supporting column 39 can stably slide by the matching of the guide sliding chute 53 and the synchronous supporting column 39; the sliding driving of the synchronous supporting column 39 can be realized by the matching of the driving screw 38 and the driving threaded hole; by means of the cooperation of the drive link 50 and the fixed swing arm 51, the inversion of the terminal clevis 12 can be driven while the sync support posts 39 slip.
Further, the keyboard lifting mechanism comprises a keyboard mounting plate 30, a lifting push rod 45, a push rod sleeve 44, a supporting pressure spring 47 and a longitudinal push rod 41; two lifting sliding grooves 34 are obliquely arranged on the inner walls of the left side and the right side of the rectangular storage box 2, and horizontal sliding grooves 35 are horizontally arranged at the upper end and the lower end of each lifting sliding groove 34 in an extending manner; two side convex columns 31 are arranged on the left side and the right side of the keyboard mounting plate 30, and the side convex columns 31 are slidably embedded into a lifting sliding groove 34 or a horizontal sliding groove 35 at the corresponding position; the keyboard 32 and the touch panel 33 are both mounted on the upper side of the keyboard mounting plate 30; the front end of the lifting push rod 45 is hinged and arranged in the middle of the rear edge of the keyboard mounting plate 30 in a swinging mode; the rear end of the lifting push rod 45 is inserted into the front end pipe orifice of the push rod sleeve 44; a supporting convex ring 46 is arranged in the middle of the lifting push rod 45, a supporting pressure spring 47 is sleeved on the lifting push rod 45, and the supporting pressure spring 47 is elastically supported on the supporting convex ring 46 and the front end pipe orifice of the push rod sleeve 44; the rear end of the push rod sleeve 44 is hinged on the front end of the longitudinal push rod 41 in a swinging mode, and the rear end of the longitudinal push rod 41 is longitudinally fixed on the synchronous support column 39.
The stable lifting support of the keyboard mounting plate 30 can be realized by the matching of the side convex columns 31 and the lifting sliding grooves 34 or the horizontal sliding grooves 35; the elastic support of the lifting push rod 45 can be realized by utilizing the support pressure spring 47, so that the support force of the lifting push rod 45 can be kept when the pitching angle of the tablet computer terminal is adjusted; the use of the upper horizontal sliding groove 35 ensures the smoothness of use of the keyboard 32 and the touch panel 33 when the keyboard mounting plate 30 is lifted for use.
Further, a supporting chute 43 is horizontally arranged on the inner wall of the left side and the inner wall of the right side of the rectangular storage box 2; a horizontal support rod 42 is arranged on the left side and the right side of the front end of the longitudinal push rod 41, and the end part of the horizontal support rod 42 is embedded into the support sliding groove 43 on the corresponding side in a sliding manner; a limit sliding groove 48 is arranged on the rod wall of the lifting push rod 45 along the axial direction, and a limit sliding block 49 which is embedded into the limit sliding groove 48 in a sliding manner is arranged on the inner wall of the front end pipe orifice of the push rod sleeve 44.
By utilizing the matching of the limiting sliding groove 48 and the limiting sliding block 49, when the push rod sleeve 44 is pulled backwards to a certain position, the keyboard mounting plate 30 can be pulled in time to stably descend; the front end of the longitudinal push rod 41 can be stably supported by the cooperation of the horizontal support rod 42 and the support sliding groove 43.
Further, a flat cavity 63 and a lock cavity 62 are vertically arranged in the middle of the front side of the rectangular storage box 2, and the flat cavity 63 is positioned right above the lock cavity 62; a strip-shaped driving plate 61 is vertically and slidably mounted in the flat cavity 63, a driving strip-shaped hole 69 is obliquely arranged on the strip-shaped driving plate 61, and an unlocking holding section 68 and a locking holding section 70 are vertically extended from the upper end and the lower end of the driving strip-shaped hole 69 respectively; a lock rod square hole 64 penetrating through the wall of the rear side cavity is longitudinally arranged at the flat cavity 63, and a square lock rod 65 is slidably inserted in the lock rod square hole 64; a rectangular notch 66 is formed in the front end of the square lock rod 65, and the strip-shaped driving plate 61 vertically penetrates through the rectangular notch 66; a driving column 67 penetrating through the driving strip-shaped hole 69 is arranged in the rectangular notch 66; an unlocking electromagnet 60 is arranged in the lock cavity 62, and the end part of a telescopic rod 71 of the unlocking electromagnet 60 penetrates through the flat cavity 63 and is fixed on the lower side edge of the strip-shaped driving plate 61; a middle convex ring 72 is arranged in the middle of the telescopic rod 71, and a locking compression spring 73 is sleeved on the telescopic rod 71; the locking compression spring 73 is elastically supported on the middle convex ring 72 and is used for supporting the telescopic rod 71 to push the strip-shaped driving plate 61 upwards, and the driving column 67 is pushed by the driving strip-shaped hole 69 so that the square locking rod 65 extends backwards and is locked; a lock hole for inserting and matching the square lock rod 65 is formed in the side edge of the tablet computer terminal; an unlocking driving circuit electrically connected with the controller is arranged in the control box 40; the power supply handle supplies power for the unlocking driving circuit; the unlocking driving circuit is electrically connected with the unlocking electromagnet 60 and used for driving the telescopic rod 71 to retract.
By matching the driving strip-shaped hole 69 with the driving column 67, the telescopic motion of the square locking rod 65 can be driven when the strip-shaped driving plate 61 is lifted, so that the locking and unlocking of the tablet computer terminal are realized; the locking compression spring 73 can elastically push the telescopic rod 71 to extend out, so that the locking state of the tablet computer terminal can be ensured after the unlocking electromagnet 60 is powered off; with the unlock holding section 68 and the lock holding section 70 engaged with the drive post 67, the unlocked or locked state can be facilitated to be maintained; by means of the matching of the strip-shaped driving plate 61 and the rectangular notch 66, the strip-shaped driving plate 61 can be stably lifted.
Further, two handle jacks 16 are respectively arranged at two ends of the rear side surface of the rectangular storage box 2, and two conductive pins 21 are arranged in one handle jack 16; the power supply handle comprises a handle pipe 58, two side connecting rods 57, two connecting plugs 56 and a handle locking mechanism; two side connecting rods 57 are respectively and vertically fixed on the left end and the right end of the handle pipe 58; a rechargeable battery is provided in the handle tube 58; the two connecting plugs 56 are respectively arranged on the end parts of the two side connecting rods 57 in a swing hinge mode, and two conductive jacks electrically connected with the rechargeable battery are arranged on one connecting plug 56; the two connecting plugs 56 are respectively inserted into the two handle jacks 16, and the two conductive pins 21 are correspondingly inserted into the two conductive jacks; two conductive pins 21 are electrically connected to the terminal socket 52; a handle lock mechanism is installed on the rear inner wall of the rectangular storage case 2 for insertion-locking the two connection plugs 56.
The conductive connection during the insertion can be realized by matching the conductive contact pin 21 with the conductive jack; locking of the mating engagement of the connection plug 56 with the handle jack 16 can be facilitated by a handle locking mechanism.
Further, the handle locking mechanism comprises a transverse square tube 29, a rotary driving rod 18, two transverse locking rods 22, two locking compression springs 27, a take-up reel 24, two pull ropes 28 and a rebound compression spring 55; the transverse square tube 29 is transversely and fixedly installed on the inner wall of the rear side of the rectangular storage box 2, and the two transverse locking rods 22 are respectively inserted into pipe orifices at two ends of the transverse square tube 29; the winding disc 24 is rotatably arranged in the middle of the transverse square tube 29, and a driving rod hole is formed in the middle of the winding disc 24; a driving notch 25 is arranged on the hole wall of the driving rod hole, the rotary driving rod 18 penetrates through the driving rod hole, and a driving lug 26 which is embedded into the driving notch 25 in a sliding manner is arranged on the rotary driving rod 18; the front end of the rotation driving rod 18 penetrates through the transverse square tube 29, and the rear end of the rotation driving rod 18 penetrates through the rear side face of the rectangular storage box 2; an end part disc 54 is arranged at the front end of the rotary driving rod 18, a rebound pressure spring 55 is sleeved on the rotary driving rod 18, and the rebound pressure spring 55 is elastically supported between the end part disc 54 and the transverse square pipe 29 and used for pushing the rotary driving rod 18 to move forwards; spring support blocks 23 are arranged in the transverse square pipe 29 and on the left side and the right side of the winding disc 24; the two locking compression springs 27 are arranged in the transverse square pipe 29 and positioned on the left side and the right side of the winding disc 24, and the locking compression springs 27 are elastically supported between the transverse locking bar 22 and the spring supporting block 23 on the corresponding side; one end of each of the two pull ropes 28 is fixed on the winding disc 24, and the other end of each of the two pull ropes 28 penetrates through the spring supporting blocks 23 and the locking compression springs 27 on the left side and the right side respectively and then is fixed on the transverse locking rod 22; the two transverse locking rods 22 respectively extend into the two handle jacks 16, and the extending ends are provided with slope end heads 17; the connecting plugs 56 are all provided with a plug locking hole 59, and the slope end 17 is inserted into the plug locking hole 59; a rotation limiting groove 20 is formed in the rear side surface of the rectangular storage box 2 and is located at the rear end penetrating position of the rotation driving rod 18; a rotation limiting piece 19 is arranged at the rear end of the rotation driving rod 18, and the front side edge of the rotation limiting piece 19 is embedded into the rotation limiting groove 20.
The rotation driving rod 18 can be axially pulled by utilizing the rebound pressure spring 55, so that the front side edge of the rotation limiting sheet 19 is embedded into the rotation limiting groove 20, and the rotation locking of the rotation driving rod 18 is realized; the two transverse locking rods 22 can be synchronously pulled by matching the winding disc 24 with the two pull ropes 28, so that synchronous unlocking is realized; the two transverse locking rods 22 can be synchronously pushed by the two locking compression springs 27, so that the slope end 17 is timely pushed to be inserted into the plug locking hole 59 for locking when the connecting plug 56 is inserted; the slope end 17 can be used for facilitating the insertion of the connecting plug 56; by means of the cooperation of the driving notch 25 and the driving lug 26, the synchronous rotation of the take-up reel 24 and the rotation driving rod 18 can be ensured when the rotation driving rod 18 axially moves.
Further, a hinged support is arranged at the rear end part of the connecting plug 56, the rear side edge of the hinged support is a semi-circular arc edge, and angle positioning notches 78 are arranged at intervals on the side edge of the semi-circular arc edge; the end part of the side connecting rod 57 is hinged on the hinged support in a swinging mode, and a T-shaped sliding groove 74 is formed in the side edge of the hinged end of the side connecting rod 57 along the length direction of the side edge; a T-shaped sliding strip 77 is slidably mounted on the T-shaped sliding groove 74, and the side edge of the T-shaped sliding strip 77 protrudes out of the T-shaped sliding groove 74; a shifting block 75 is arranged on the convex side edge of the T-shaped sliding strip 77; an angle locking compression spring 76 is disposed in the T-shaped chute 74 for urging the projecting side edge of the end of the T-shaped slide bar 77 into an angular positioning notch 78.
Utilize the cooperation of T shape draw runner 77 and angular positioning notch 78, can realize the articulated angular positioning of side connecting rod 57 and connecting plug 56 to adjust the support height of power supply handle when using, the support height who satisfies the whole back side of rectangle receiver 2 when using adjusts.
In the portable military vocational education offline terminal disclosed by the invention, the microprocessor adopts the existing ARM controller module to realize the overall coordination control of the tablet personal computer terminal; the storage module adopts the existing storage module and is used for storing the offline data of military vocational education; the WiFi module adopts an existing WiFi module and is used for connecting to a wireless network; the touch screen 3 adopts the existing touch screen, so that touch operation is convenient to realize; the camera 5 adopts the existing camera, and can realize video image acquisition; the loudspeaker 7 adopts the existing loudspeaker, and can realize audio playing; the sound pickup 6 adopts the existing sound pickup, and can realize sound signal acquisition; the keyboard 32 adopts an existing keyboard module and is used for realizing keyboard input of the tablet computer terminal; the touch panel 33 is an existing touch panel module for realizing touch control; the controller adopts the existing single chip microcomputer control module; the fingerprint identification module 9 adopts the existing fingerprint identification module and is used for identifying the identity of the user; the motor driving circuit adopts the existing stepping motor driving circuit; the memory adopts the existing memory module and is used for storing the fingerprint identification data.
When the portable military vocational education offline terminal is used, firstly, a user carries out fingerprint identification at a fingerprint identification module 9, if the fingerprint identification is passed, firstly, a controller controls an unlocking electromagnet 60, a telescopic rod 71 is pulled to realize retraction unlocking of a square locking rod 65, then a motor driving circuit controls a driving motor 37 to work, and a driving connecting rod 50 and a fixed swing arm 51 drive a terminal U-shaped frame 12 to turn over, so that the tablet personal computer terminal is turned over to a certain angle from an accommodating window 36; in the process of overturning the terminal U-shaped frame 12, the keyboard lifting mechanism is driven by the accommodating driving mechanism, so that the keyboard mounting plate 30 is pushed to stably rise to the upper layer, and a user can use the keyboard 32 and the touch pad 33 conveniently; and then, the user starts the tablet personal computer terminal, and the tablet personal computer terminal is connected to the network through the WiFi module through the operation of the keyboard 32 and the touch panel 33, so that the military vocational education offline data are downloaded from the remote server to the tablet personal computer terminal for training.
If the user needs to adjust the pitch angle of the tablet computer terminal, the user adjusts the tilt angle through the forward-tilt key 10 and the backward-tilt key 11, and in the process of pitch adjustment, the support compression spring 47 keeps an elastic compression state, so that stable support of the keyboard mounting plate 30 is guaranteed in the adjustment process.
After the power supply handle is plugged, the rechargeable battery provides an external power supply similar to a charger baby for the tablet computer terminal; if the supporting height of the power supply handle needs to be adjusted, the shifting block 75 is pulled to enable the T-shaped sliding strip 77 to be separated from the angle positioning notch 78, and then the supporting angle of the side connecting rod 57 is adjusted, so that the using inclination angle of the keyboard 32 and the touch pad 33 is adjusted.
If the power supply handle needs to be pulled out, the rotation limiting sheet 19 is pulled and then rotated, and the two transverse lock rods 22 are pulled through the winding disc 24 and the two pull ropes 28, so that the slope end 17 is separated from the plug lock hole 59 to realize unlocking, and at the moment, the connecting plug 56 can be pulled out.
If the use states of the WiFi module, the camera 5 and/or the sound pick-up 6 need to be adjusted in the use process, the adjusting dial wheel 4 is shifted leftwards, so that the hemisphere extrusion surface 99 is pressed on the corresponding positioning side edge groove 90, the three conductive connecting columns 91 are electrically connected with the corresponding conductive electrode plates 102, the rotating angle of the adjusting dial wheel 88 can be adjusted by rotating the adjusting dial wheel 4, the WiFi module, the camera 5 and/or the sound pick-up 6 are physically powered off, and the privacy safety of the use of the tablet personal computer terminal is ensured; if need the power supply of quick disconnection wiFi module, camera 5 and adapter 6, then stir regulation thumb wheel 4 right for electrically conductive spliced pole 91 and regulation annular 93 phase separation outage.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited to the invention itself. Various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (9)

1. A portable military vocational education offline terminal is characterized in that: the terminal storage mechanism comprises a terminal storage mechanism, a tablet computer terminal and a power supply handle;
the terminal accommodating mechanism comprises a rectangular accommodating box (2), a keyboard (32), a touch pad (33), a terminal U-shaped frame (12), a keyboard lifting mechanism and an accommodating driving mechanism; a storage window (36) is arranged on the front side of the top of the rectangular storage box (2); the left and right bent parts of the terminal U-shaped frame (12) are respectively arranged on the left and right sides of the receiving window (36) in a swing hinge mode; a terminal socket (52) is arranged on the inner side of the middle part of the terminal U-shaped frame (12); the keyboard (32) and the touch pad (33) are both arranged on the keyboard lifting mechanism and are both electrically connected with the terminal socket (52); the storage driving mechanism is arranged in the rear side of the rectangular storage box (2) and is used for driving the lifting of the keyboard lifting mechanism and the overturning of the terminal U-shaped frame (12);
the tablet personal computer terminal is inserted on the terminal U-shaped frame (12), and an electric connection interface which is in plug-in connection with the terminal socket (52) is arranged on the side edge of the tablet personal computer terminal; the power supply handle is detachably inserted into the rear side of the rectangular storage box (2), is electrically connected with the terminal socket (52), and is used for providing a standby power supply for the tablet personal computer terminal;
the storage driving mechanism comprises a driving motor (37), a driving screw (38), a synchronous supporting column (39), a driving connecting rod (50) and a fixed swing arm (51); two front side recesses (8) are arranged on the front side face of the rectangular storage box (2), a fingerprint identification module (9) is arranged in one front side recess (8), and a forward-inclined key (10) and a backward-inclined key (11) are arranged in the other front side recess (8); a control box (40) is arranged in the rear side of the rectangular storage box (2), and a controller, a motor driving circuit and a memory are arranged in the control box (40); the upper inner wall and the lower inner wall of the rear side of the rectangular storage box (2) are both longitudinally provided with a guide chute (53); the upper end and the lower end of the synchronous supporting column (39) are respectively installed in the two guide sliding chutes (53) in a sliding manner, and a driving threaded hole is longitudinally formed in the middle of the synchronous supporting column (39); the driving motor (37) is fixedly arranged on the inner wall of the rear side face of the rectangular storage box (2), and the rear end of the driving screw rod (38) is in butt joint with an output shaft of the driving motor (37); the driving screw rod (38) is screwed on the driving threaded hole; the fixed swing arm (51) is fixedly arranged in the middle of the terminal U-shaped frame (12); one end of the driving connecting rod (50) is arranged on the synchronous supporting column (39) in a swing-type hinged mode, and the other end of the driving connecting rod is arranged on the end portion of the fixed swing arm (51) in a swing-type hinged mode; the controller is respectively and electrically connected with the fingerprint identification module (9), the forward-leaning key (10), the backward-leaning key (11), the motor driving circuit and the memory; the motor driving circuit is electrically connected with a driving motor (37); the power supply handle is used for supplying power to the controller, the fingerprint identification module (9), the motor driving circuit and the memory respectively.
2. The portable military vocational education offline terminal of claim 1, wherein: the tablet personal computer terminal comprises a terminal shell (1), a touch screen (3), a camera (5), a loudspeaker (7) and a sound pickup (6); the touch screen (3) is arranged on the front face of the terminal shell (1), and the camera (5), the loudspeaker (7) and the sound pickup (6) are arranged on the upper edge of the front face of the terminal shell (1); a storage module, a power module, a microprocessor and a WiFi module are arranged in the terminal shell (1); the microprocessor is respectively and electrically connected with the storage module, the WiFi module, the touch screen (3), the camera (5), the loudspeaker (7), the sound pickup (6) and the electric connection interface; the power module supplies power for microprocessor, storage module, wiFi module, touch screen (3), camera (5), speaker (7) and adapter (6) respectively, and power module's the end that charges is connected with the electricity interface electricity.
3. The portable military vocational education offline terminal of claim 2, wherein: a rectangular adjusting groove (79), a WiFi indicating lamp (80), a camera indicating lamp (82) and a sound pick-up indicating lamp (83) are arranged on the side edge of the terminal shell (1); a columnar adjusting cavity (85) is arranged in the terminal shell (1); an adjusting thumb wheel (4) is rotatably arranged in the rectangular adjusting groove (79) through an adjusting rotating shaft (84), and the adjusting rotating shaft (84) transversely penetrates into the columnar adjusting cavity (85); a rotating shaft guide hole (100) is formed in the end cavity wall of the columnar adjusting cavity (85), and the end of the adjusting rotating shaft (84) extends into the rotating shaft guide hole (100); an adjusting turntable (88) is fixedly arranged in the columnar adjusting cavity (85) and positioned on the adjusting rotating shaft (84), three adjusting ring grooves (93) are concentrically arranged on the left disc surface of the adjusting turntable (88), and three conductive ring grooves (95) are concentrically arranged on the right disc surface of the adjusting turntable (88); a fixed disc (86) is fixedly arranged in the columnar adjusting cavity (85) and positioned at the left side of the adjusting turntable (88), and a sliding disc (87) is slidably arranged in the columnar adjusting cavity (85) and positioned at the right side of the adjusting turntable (88); the adjusting rotating shaft (84) penetrates through the fixed disc (86) and the sliding disc (87); three conductive connecting columns (91) which are respectively inserted into the three adjusting ring grooves (93) are arranged on the fixed disc (86); eight adjusting positioning points are arranged in the three adjusting ring grooves (93) at equal radian intervals, and eight positioning angles of the eight adjusting positioning points in the three adjusting ring grooves (93) correspond to each other; conductive electrode plates (102) are embedded in three adjusting ring grooves (93) at a first positioning angle, in the inner and middle adjusting ring grooves (93) at a second positioning angle, in the inner and outer adjusting ring grooves (93) at a third positioning angle, in the middle and outer adjusting ring grooves (93) at a fourth positioning angle, in the outer adjusting ring groove (93) at a fifth positioning angle, in the middle adjusting ring groove (93) at a sixth positioning angle and in the inner adjusting ring groove (93) at a seventh positioning angle, and no conductive electrode plate (102) is arranged in any of the three adjusting ring grooves (93) at an eighth positioning angle; a metal conductive ring sheet (94) is fixedly arranged in each of the three conductive ring grooves (95); three conductive convex columns (92) which respectively extend into the three conductive ring grooves (95) are arranged on the sliding disc (87); a conductive pressing spring (101) is sleeved on the adjusting rotating shaft (84), and the conductive pressing spring (101) is elastically supported between the sliding disc (87) and the end cavity wall of the columnar adjusting cavity (85) and used for pushing the conductive convex column (92) to be conductively pressed on the metal conductive ring sheet (94); a disc guide chute (96) is transversely arranged on the circumferential cavity wall of the columnar adjusting cavity (85), and a disc guide sliding block (97) which is slidably embedded into the disc guide chute (96) is arranged on the circumference of the sliding disc (87); a circumferential ring groove (98) is arranged on the circumferential surface of the adjusting turntable (88), and four telescopic guide holes (103) are distributed on the circumferential ring groove (98) in a cross shape; a telescopic supporting spring (105) is arranged in each of the four telescopic guide holes (103), a limiting telescopic column (106) is inserted into the orifice of each of the four telescopic guide holes (103), and the outer end parts of the four limiting telescopic columns (106) are respectively provided with a hemispherical extrusion surface (99); a spring mounting hole (104) is formed in the inserting end of the limiting telescopic column (106), and the end part of the telescopic supporting spring (105) is fixed in the spring mounting hole (104); a cavity wall positioning convex ring (89) is arranged on the circumferential cavity wall of the columnar adjusting cavity (85) and positioned at the circumferential ring groove (98), and the section of the cavity wall positioning convex ring (89) is isosceles trapezoid; eight positioning side grooves (90) are arranged on the left side surface of the cavity wall positioning convex ring (89) at equal radian intervals, and the positions of the eight positioning side grooves (90) correspond to the positions of the eight adjusting positioning points; when the hemisphere extrusion surface (99) is extruded on the positioning side groove (90), the conductive connecting column (91) extends into the adjusting ring groove (93); when the hemisphere extrusion surface (99) is extruded on the right side surface of the cavity wall positioning convex ring (89), the conductive connecting column (91) is separated from the adjusting ring groove (93); the inner side, the middle part and the outer side of the three conductive convex columns (92) are respectively and electrically connected with the WiFi module, the camera (5) and the power supply end of the sound pick-up (6); the three conductive connecting columns (91) are electrically connected with the power supply module;
the inner side metal conductive ring sheet (94) is electrically connected with each conductive electrode slice (102) in the inner side adjusting ring groove (93), the middle metal conductive ring sheet (94) is electrically connected with each conductive electrode slice (102) in the middle adjusting ring groove (93), and the outer side metal conductive ring sheet (94) is electrically connected with each conductive electrode slice (102) in the outer side adjusting ring groove (93); the WiFi indicating lamp (80) is connected in series on an electric connection circuit between the inner side conductive convex column (92) and the WiFi module, the camera indicating lamp (82) is connected in series on an electric connection circuit between the middle conductive convex column (92) and the camera (5), and the pickup indicating lamp (83) is connected in series on an electric connection circuit between the outer side conductive convex column (92) and the pickup (6);
the left side and the right side of the terminal shell (1) are both provided with a buckle sliding chute (13); the inner side walls of the left side and the right side of the terminal U-shaped frame (12) are provided with buckle raised lines (14); when the terminal shell (1) is inserted on the terminal U-shaped frame (12), the buckle convex strip (14) is inserted into the buckle sliding groove (13).
4. The portable military vocational education offline terminal of claim 1, wherein: the keyboard lifting mechanism comprises a keyboard mounting plate (30), a lifting push rod (45), a push rod sleeve (44), a supporting pressure spring (47) and a longitudinal push rod (41); two lifting sliding grooves (34) are obliquely arranged on the inner walls of the left side and the right side of the rectangular storage box (2), and horizontal sliding grooves (35) are horizontally arranged at the upper end and the lower end of each lifting sliding groove (34) in an extending mode; two side convex columns (31) are arranged on the left side and the right side of the keyboard mounting plate (30), and the side convex columns (31) are slidably embedded into lifting sliding grooves (34) or horizontal sliding grooves (35) at corresponding positions; the keyboard (32) and the touch pad (33) are both arranged on the upper side surface of the keyboard mounting plate (30); the front end of the lifting push rod (45) is hinged and arranged in the middle of the rear edge of the keyboard mounting plate (30) in a swinging mode; the rear end of the lifting push rod (45) is inserted into a front end pipe orifice of the push rod sleeve (44); a supporting convex ring (46) is arranged in the middle of the lifting push rod (45), a supporting pressure spring (47) is sleeved on the lifting push rod (45), and the supporting pressure spring (47) is elastically supported on the supporting convex ring (46) and a front end pipe opening of the push rod sleeve (44); the rear end of the push rod sleeve (44) is hinged on the front end of the longitudinal push rod (41) in a swinging mode, and the rear end of the longitudinal push rod (41) is longitudinally fixed on the synchronous support column (39).
5. The portable military vocational education offline terminal of claim 4, wherein: a supporting sliding chute (43) is horizontally arranged on the inner wall of the left side and the inner wall of the right side of the rectangular storage box (2); a horizontal support rod (42) is arranged on the left side and the right side of the front end of the longitudinal push rod (41), and the end part of the horizontal support rod (42) is embedded into a support sliding groove (43) on the corresponding side in a sliding manner; a limit sliding groove (48) is arranged on the rod wall of the lifting push rod (45) along the axial direction of the lifting push rod, and a limit sliding block (49) which is embedded into the limit sliding groove (48) in a sliding manner is arranged on the inner wall of the front end pipe orifice of the push rod sleeve (44).
6. The portable military vocational education offline terminal of claim 1, wherein: a flat cavity (63) and a lock cavity (62) are vertically arranged in the middle of the front side of the rectangular storage box (2), and the flat cavity (63) is positioned right above the lock cavity (62); a strip-shaped driving plate (61) is vertically and slidably mounted in the flat cavity (63), a driving strip-shaped hole (69) is obliquely formed in the strip-shaped driving plate (61), and an unlocking holding section (68) and a locking holding section (70) are respectively vertically extended from the upper end and the lower end of the driving strip-shaped hole (69); a lock rod square hole (64) penetrating through the cavity wall of the rear side is longitudinally arranged at the flat cavity (63), and a square lock rod (65) is inserted in the lock rod square hole (64) in a sliding manner; a rectangular notch (66) is formed in the front end of the square lock rod (65), and the strip-shaped driving plate (61) vertically penetrates through the rectangular notch (66); a driving column (67) penetrating through the driving strip-shaped hole (69) is arranged in the rectangular notch (66); an unlocking electromagnet (60) is arranged in the lock cavity (62), and the end part of a telescopic rod (71) of the unlocking electromagnet (60) penetrates into the flat cavity (63) and is fixed on the lower side edge of the strip-shaped driving plate (61); a middle convex ring (72) is arranged in the middle of the telescopic rod (71), and a locking compression spring (73) is sleeved on the telescopic rod (71); the locking compression spring (73) is elastically supported on the middle convex ring (72) and is used for supporting the telescopic rod (71) to push the strip-shaped driving plate (61) upwards, and the driving rod (67) is pushed by the driving strip-shaped hole (69) to enable the square locking rod (65) to extend backwards for locking; a lock hole for inserting and matching the square lock rod (65) is formed in the side edge of the tablet personal computer terminal; an unlocking driving circuit electrically connected with the controller is arranged in the control box (40); the power supply handle supplies power for the unlocking driving circuit; the unlocking driving circuit is electrically connected with the unlocking electromagnet (60) and is used for driving the telescopic rod (71) to retract.
7. The portable military vocational education offline terminal of claim 1, wherein: two ends of the back side surface of the rectangular storage box (2) are respectively provided with a handle plug jack (16), and two conductive pins (21) are arranged in one handle plug jack (16); the power supply handle comprises a handle pipe (58), two side connecting rods (57), two connecting plugs (56) and a handle locking mechanism; two side connecting rods (57) are respectively and vertically fixed on the left end and the right end of the handle pipe (58); a rechargeable battery is arranged in the handle pipe (58); the two connecting plugs (56) are respectively arranged on the end parts of the two side connecting rods (57) in a swing hinge mode, and two conductive jacks electrically connected with the rechargeable battery are arranged on one connecting plug (56); the two connecting plugs (56) are respectively inserted into the two handle jacks (16), and the two conductive pins (21) are correspondingly inserted into the two conductive jacks; two conductive pins (21) are electrically connected with the terminal socket (52); a handle lock mechanism is mounted on the rear inner wall of the rectangular storage case (2) for insertion locking of the two connection plugs (56).
8. The portable military vocational education offline terminal of claim 7, wherein: the handle locking mechanism comprises a transverse square pipe (29), a rotary driving rod (18), two transverse locking rods (22), two locking compression springs (27), a winding disc (24), two pull ropes (28) and a rebound compression spring (55); the transverse square pipe (29) is transversely and fixedly installed on the inner wall of the rear side of the rectangular storage box (2), and the two transverse locking rods (22) are respectively inserted into pipe orifices at two ends of the transverse square pipe (29); the winding disc (24) is rotatably arranged in the middle of the transverse square pipe (29), and a driving rod hole is formed in the middle of the winding disc (24); a driving notch (25) is arranged on the hole wall of the driving rod hole, the rotary driving rod (18) penetrates through the driving rod hole, and a driving lug (26) which is embedded into the driving notch (25) in a sliding manner is arranged on the rotary driving rod (18); the front end of the rotary driving rod (18) penetrates through the transverse square tube (29), and the rear end of the rotary driving rod (18) penetrates through the rear side face of the rectangular storage box (2); an end part disc (54) is arranged at the front end of the rotary driving rod (18), a rebound pressure spring (55) is sleeved on the rotary driving rod (18), and the rebound pressure spring (55) is elastically supported between the end part disc (54) and the transverse square pipe (29) and is used for pushing the rotary driving rod (18) to move forwards; spring supporting blocks (23) are arranged in the transverse square pipe (29) and positioned on the left side and the right side of the winding disc (24); the two locking compression springs (27) are arranged in the transverse square pipe (29) and positioned on the left side and the right side of the winding disc (24), and the locking compression springs (27) are elastically supported between the transverse locking rods (22) and the spring supporting blocks (23) on the corresponding sides; one ends of the two pull ropes (28) are fixed on the winding disc (24), and the other ends of the two pull ropes (28) respectively penetrate through the spring supporting blocks (23) and the locking compression springs (27) on the left side and the right side and then are fixed on the transverse locking rod (22); the two transverse locking rods (22) respectively extend into the two handle plugholes (16), and the extending ends are provided with slope end heads (17); a plug locking hole (59) is formed in each connecting plug (56), and the slope end head (17) is inserted into the plug locking hole (59); a rotary limiting groove (20) is arranged on the rear side surface of the rectangular storage box (2) and at the rear end penetrating position of the rotary driving rod (18); a rotation limiting sheet (19) is arranged at the rear end of the rotation driving rod (18), and the front side edge of the rotation limiting sheet (19) is embedded into the rotation limiting groove (20).
9. The portable military vocational education offline terminal of claim 8, wherein: a hinged support is arranged at the rear end part of the connecting plug (56), the rear side edge of the hinged support is a semi-circular arc edge, and angle positioning notches (78) are arranged at intervals on the side edge of the semi-circular arc edge; the end part of the side connecting rod (57) is hinged on the hinged support in a swinging mode, and a T-shaped sliding groove (74) is arranged on the side edge of the hinged end of the side connecting rod (57) along the length direction of the side edge; a T-shaped sliding strip (77) is arranged on the T-shaped sliding groove (74) in a sliding way, and the side edge of the T-shaped sliding strip (77) protrudes out of the T-shaped sliding groove (74); a shifting block (75) is arranged on the convex side edge of the T-shaped sliding strip (77); an angle locking compression spring (76) is arranged in the T-shaped sliding groove (74) and used for pushing the protruding side edge of the end part of the T-shaped sliding strip (77) to be inserted into an angle positioning notch (78).
CN202110265640.5A 2021-03-11 2021-03-11 Portable military vocational education offline terminal Active CN113176807B (en)

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Application Number Priority Date Filing Date Title
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CN113176807B true CN113176807B (en) 2022-12-20

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US8284543B2 (en) * 2009-08-11 2012-10-09 Unication Co., Ltd. Structure of keyboard combinable with electronic device
CN207216507U (en) * 2017-09-29 2018-04-10 深圳市慧为智能科技股份有限公司 Variable tablet personal computer
CN211628120U (en) * 2020-04-20 2020-10-02 南京卓谦科技服务有限公司 Intellectual property item display terminal

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Publication number Priority date Publication date Assignee Title
JP2003241851A (en) * 2002-02-19 2003-08-29 Misaki Denshi Kogyo Kk Connecting base for small information equipment
CN2658814Y (en) * 2003-10-28 2004-11-24 大众电脑股份有限公司 Combined structure of drawing type flat plate computer
CN200965670Y (en) * 2006-07-06 2007-10-24 宇达电脑（上海）有限公司 Keyboard tilting device
CN110073309A (en) * 2016-10-14 2019-07-30 卢卡·杰拉尔迪 Modular computing system

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