CN212032464U

CN212032464U - Scroll display device for history teaching convenient to accomodate

Info

Publication number: CN212032464U
Application number: CN202021192431.XU
Authority: CN
Inventors: 彭学广
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-11-27
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a spool display device for history teaching convenient to accomodate, include: the storage box is hinged with a box cover; and scissor lift mechanism, by actuating mechanism drive lift, actuating mechanism includes the lead screw, all articulates through the damping pivot on movable block and the fixed block and installs the mount pad, makes scissor lift mechanism can make for actuating mechanism upset scissor lift mechanism store with horizontal gesture after folding in the containing box, the beneficial effects of the utility model are that: because the scissor lifting mechanism can overturn relative to the driving mechanism, the scissor lifting mechanism at the moment can keep the horizontal state to be placed in the containing box, so that the longitudinal space is effectively saved, the containing box can be stored conveniently, the height of the containing box can be lower, the size of the whole device is simplified, the carrying is convenient, and the containing box can independently rotate relative to the rotating base, so that students in different directions can better and visually see the reel content.

Description

Scroll display device for history teaching convenient to accomodate

Technical Field

The utility model relates to a teaching articles for use specifically are a scroll display device is used in history teaching convenient to accomodate.

Background

In history teaching, the whole history is explained only according to history events without reading the book. At present, in order to facilitate understanding of students, a device for displaying historical teaching contents in a reel mode appears, for example, chinese patent CN210443043U discloses a display reel for historical teaching, which is provided with a lifting frame, and the height of the lifting frame can be adjusted according to the length of the used historical teaching display reel, so that the upper end and the lower end of a reel body can be respectively fixed on a reel fixing mechanism and a fixing clamp, the reel is in a straightened state, and students can clearly see the contents on the reel; according to the display scroll for history teaching, the fixing clamp at the lower end of the fixing scroll body can move back and forth, so that the angle of the scroll body can be adjusted, and all students in a classroom can clearly see the content in the scroll; this show spool is used in history teaching is provided with and holds the case, can hold the crane income incasement when not using, prevents that the device from receiving the damage to very portable.

However, because it uses the crane (cut fork elevating gear promptly) to realize going up and down, accomodate the back, cut fork elevating gear's vertical height and be higher, unable level is fallen, just also makes the case height that holds that needs to hold cut fork elevating gear higher, and then makes the volume of whole device great.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spool display device for history teaching convenient to accomodate to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a spool display device for history teaching convenient to accomodate, includes:

the storage box is hinged with a box cover; and

the driving mechanism comprises a screw rod, a movable block and a fixed block are respectively arranged at the threaded part and the non-threaded part of the screw rod, the movable block and the screw rod form screw pair transmission, and a clamping mechanism for clamping a reel is mounted at the top end of the scissor lifting mechanism;

all install the mount pad through damping pivot is articulated on movable block and the fixed block, the mount pad is used for the installation cut fork elevating system, make cut fork elevating system can for actuating mechanism upset, make cut fork elevating system store with horizontal gesture after folding in the containing box.

As a further aspect of the present invention: the outside of lead screw is equipped with the lead screw box, the lead screw box is fixed in the containing box, the surface of lead screw box be equipped with movable block and fixed block matched with sliding channel, the hand wheel is installed to the tip of lead screw.

As a further aspect of the present invention: the clamping mechanism comprises an ejector rod connected with the scissor lifting mechanism, a plurality of clamping heads used for clamping the historical spools are mounted on the ejector rod, and clamping knobs are arranged on the clamping heads.

As a further aspect of the present invention: the clamping head comprises a shell, a fixed clamping rod fixedly connected with the shell and a movable clamping rod movably matched with the shell, one end of the movable clamping rod is fixedly connected with a rack in the shell, the rack is in meshing transmission with a gear, and the gear is connected with a clamping knob.

As a further aspect of the present invention: still install storage drawer in the containing box, storage drawer is used for storing the spool.

As a further aspect of the present invention: the bottom plane of the containing box is also provided with a rotating base, and the rotating base and the containing box rotate independently relatively.

As a further aspect of the present invention: the bottom wall face of containing box be equipped with rotating base matched with step face, install a plurality of rotors on the step face.

Compared with the prior art, the beneficial effects of the utility model are that: because the scissor lifting mechanism can overturn relative to the driving mechanism, the scissor lifting mechanism at the moment can keep the horizontal state to be placed in the containing box, so that the longitudinal space is effectively saved, the containing box can be stored conveniently, the height of the containing box can be lower, the size of the whole device is simplified, the carrying is convenient, and the containing box can independently rotate relative to the rotating base, so that students in different directions can better and visually see the reel content.

Drawings

Fig. 1 is a schematic structural view of a conveniently-stored scroll display device for history teaching.

Fig. 2 is an installation schematic diagram of a scissor lifting mechanism in a scroll display device for history teaching, which is convenient to store.

Fig. 3 is a schematic structural view of a rotating base in the scroll display device for history teaching, which is convenient to store.

Fig. 4 is a schematic view of the installation of the rotating base in the scroll display device for history teaching, which is convenient to store.

Fig. 5 is a schematic structural view of a clamping head in the scroll display device for history teaching, which is convenient to store.

In the figure: 1-storage box, 2-box cover, 3-storage drawer, 4-screw rod, 5-hand wheel, 6-screw rod box, 7-sliding channel, 8-fixed block, 9-movable block, 10-mounting seat, 11-damping rotating shaft, 12-scissor lifting mechanism, 13-ejector rod, 14-clamping head, 141-shell, 142-gear, 143-rack, 144-fixed clamping rod, 145-movable clamping rod, 15-clamping knob, 16-rotating base, 17-step surface and 18-rotor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, a conveniently-stored scroll display device for history teaching includes a storage box 1 and a scissor lifting mechanism 12, wherein a box cover 2 is hinged to the storage box 1; scissor elevating system 12 is gone up and down by the actuating mechanism drive, scissor elevating system 12's top is installed and is used for pressing from both sides the mechanism of getting that the spool was got, scissor elevating system 12 can overturn for actuating mechanism for scissor elevating system 12 makes scissor elevating system 12 store with horizontal gesture after folding in containing box 1.

The embodiment of the utility model provides an in, actuating mechanism can drive and cut fork elevating system 12 and rise, make the clamp to get the mechanism and rise in step, then it fixes spool one end to press from both sides the mechanism of getting, make the spool expand the back naturally flagging, can effectually demonstrate to historical reel's content, make things convenient for the student to watch and the teacher explains, when needs are accomodate, take off the spool, and make and cut fork elevating system 12 to descend folding, because cut fork elevating system 12 can overturn for actuating mechanism, cut fork elevating system 12 this moment can keep the horizontality to place in containing box 1, effectively save vertical space, can also make the lower of highly doing of containing box 1 when being convenient for deposit, simplify the volume of whole device, and is convenient to carry.

In the embodiment of the utility model, it is the same with prior art to cut fork elevating system 12, and this embodiment does not improve it, consequently right cut fork elevating system 12's concrete structure, constitution etc. do not do unnecessary the narration.

Please refer to fig. 1-2, as a preferred embodiment of the present invention, the driving mechanism includes a screw rod 4, a movable block 9 and a fixed block 8 are respectively disposed at the threaded portion and the non-threaded portion of the screw rod 4, wherein the movable block 9 and the screw rod 4 form a screw pair transmission, and a mounting seat 10 is hinged to the movable block 9 and the fixed block 8 through a damping rotating shaft 11, so that the mounting seat 10 can be turned over relative to the screw rod 4, and the mounting seat 10 is used for mounting the scissor lift mechanism 12.

It should be noted that, in the embodiment of the present invention, the naming of the movable block 9 and the fixed block 8 is performed by the motion state thereof, as the name implies, the position of the fixed block 8 is kept unchanged, and the movable block 9 can move because it forms a screw pair transmission with the screw rod 4, and of course, a bearing (not shown) is disposed between the fixed block 8 and the screw rod 4. In the time of practical application, when rotating lead screw 4, movable block 9 moves towards fixed block 8, make the mount pad 10 on the movable block 9 move towards fixed block 8 department, in order to realize the rising of scissors elevating system 12, here, the aim at that uses damping pivot 11 is through certain damping, keep scissors elevating system 12's vertical state, prevent because of rocking etc. under the circumstances, scissors elevating system 12 appears empting the scheduling problem, use the completion back when the spool, manual drive scissors elevating system 12 rotates, because the existence of damping pivot 11, can realize scissors elevating system 12 from vertical state to the change of horizontality.

Please refer to fig. 1-2, as another preferred embodiment of the present invention, a screw rod box 6 is disposed outside the screw rod 4, the screw rod box 6 is fixed in the storage box 1, a sliding channel 7 matched with the movable block 9 and the fixed block 8 is disposed on the surface of the screw rod box 6, and a hand wheel 5 is mounted on the end of the screw rod 4.

The embodiment of the utility model provides an in, the setting aim at of lead screw box 6 protects lead screw 4, and moreover, this embodiment is through hand wheel 5 the rotation of manual mode drive lead screw 4 promptly, when practical application, also can consider to use servo motor etc. to drive the rotation of lead screw 4, and this embodiment does not carry out specific injecing here.

Referring to fig. 2 and 5, as another preferred embodiment of the present invention, the gripping mechanism includes a top rod 13 connected to the scissors lifting mechanism 12, a plurality of clamping heads 14 for clamping the historical spools are mounted on the top rod 13, and a clamping knob 15 is disposed on the clamping head 14.

Specifically, the clamping head 14 includes a housing 141, a fixed clamping bar 144 fixedly connected to the housing 141, and a movable clamping bar 145 movably engaged with the housing 141, one end of the movable clamping bar 145 is fixedly connected to a rack 143 disposed in the housing 141, the rack 143 is in meshing transmission with a gear 142, and the gear 142 is connected to the clamping knob 15.

In one aspect of this embodiment, the fixed clamping bar 144 and the movable clamping bar 145 may be further provided with a soft material such as sponge or rubber to prevent damage to the history reel.

Referring to fig. 1, as another preferred embodiment of the present invention, a storage drawer 3 is further installed in the storage box 1, and the storage drawer 3 is used for storing a spool.

The embodiment of the utility model provides an in, be used for depositing the space mutual independence of cutting fork elevating system 12 etc. in storage drawer 3 and the containing box 1, because this device can reduce the vertical height when depositing of cutting fork elevating system 12, consequently, storage drawer 3 can be designed into to the vertical height of the containing box 1 of unnecessary play, comes to store the spool.

Referring to fig. 3 to 4, as another preferred embodiment of the present invention, a rotating base 16 is further disposed on the bottom plane of the storage box 1, and the rotating base 16 and the storage box 1 rotate relatively independently.

Because in practical application, in order to show the content of spool for the student homoenergetic in different position is better audio-visual sees the content, and swivel base 16 when practical application, its and desktop contact, containing box 1 can rotate with it relatively independently, and then makes things convenient for the student in different positions better audio-visual sees the content.

Referring to fig. 3 to 4, as another preferred embodiment of the present invention, a step surface 17 matched with the rotating base 16 is disposed on a bottom wall surface of the containing box 1, and a plurality of rotors 18 are mounted on the step surface 17.

In one aspect of the present embodiment, preferably, the rotor 18 is a cylindrical roller, and functions like a bearing, so that the independent rotation of the containing box 1 and the rotating base 16 can be conveniently realized.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a spool display device for history teaching convenient to accomodate, includes:

the storage box (1), wherein a box cover (2) is hinged on the storage box (1); and

scissor lift mechanism (12), drive by actuating mechanism goes up and down, actuating mechanism includes lead screw (4), the screw thread portion and the non-screw portion punishment of lead screw (4) are equipped with movable block (9) and fixed block (8) respectively, wherein movable block (9) with lead screw (4) form screw pair transmission, scissor lift mechanism (12)'s top is installed and is used for pressing from both sides the clamp that gets the mechanism, its characterized in that to the spool:

all install mount pad (10) through damping pivot (11) are articulated on movable block (9) and fixed block (8), mount pad (10) are used for the installation cut fork elevating system (12), make cut fork elevating system (12) and can overturn for actuating mechanism, make cut fork elevating system (12) store up with horizontal posture after folding in containing box (1).

2. The conveniently-stored scroll display device for history teaching according to claim 1, wherein a lead screw box (6) is arranged outside the lead screw (4), the lead screw box (6) is fixed in the storage box (1), a sliding channel (7) matched with the movable block (9) and the fixed block (8) is arranged on the surface of the lead screw box (6), and a hand wheel (5) is mounted at the end of the lead screw (4).

3. The conveniently-stored scroll display device for history teaching according to claim 1 or 2, wherein the clamping mechanism comprises a top rod (13) connected with the scissors lifting mechanism (12), a plurality of clamping heads (14) for clamping the history scroll are mounted on the top rod (13), and a clamping knob (15) is arranged on each clamping head (14).

4. The conveniently-stored scroll display device for the history teaching according to claim 3, wherein the clamping head (14) comprises a housing (141), a fixed clamping rod (144) fixedly connected with the housing (141), and a movable clamping rod (145) movably matched with the housing (141), one end of the movable clamping rod (145) is fixedly connected with a rack (143) in the housing (141), the rack (143) is in meshing transmission with a gear (142), and the gear (142) is connected with the clamping knob (15).

5. The conveniently-stored scroll display apparatus for history teaching according to claim 1, 2 or 4, wherein a storage drawer (3) is further installed in the storage box (1), and the storage drawer (3) is used for storing scrolls.

6. The conveniently-stored scroll display device for history teaching according to claim 5, wherein a rotary base (16) is further arranged on the bottom plane of the storage box (1), and the rotary base (16) and the storage box (1) rotate relatively independently.

7. The conveniently-stored scroll display device for history teaching according to claim 6, wherein the bottom wall surface of the storage box (1) is provided with a step surface (17) matched with the rotating base (16), and the step surface (17) is provided with a plurality of rotors (18).