CN115171474A - Piano exercise device with excitation auxiliary function - Google Patents
Piano exercise device with excitation auxiliary function Download PDFInfo
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- CN115171474A CN115171474A CN202210816694.0A CN202210816694A CN115171474A CN 115171474 A CN115171474 A CN 115171474A CN 202210816694 A CN202210816694 A CN 202210816694A CN 115171474 A CN115171474 A CN 115171474A
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- 230000005284 excitation Effects 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 210000000707 wrist Anatomy 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 8
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 239000007779 soft material Substances 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 4
- 210000004247 hand Anatomy 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 7
- 230000001788 irregular Effects 0.000 abstract description 4
- 210000000056 organ Anatomy 0.000 abstract 2
- 230000006870 function Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 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
- G09B15/00—Teaching music
- G09B15/08—Practice keyboards
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- 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
- G09B15/00—Teaching music
- G09B15/06—Devices for exercising or strengthening fingers or arms; Devices for holding fingers or arms in a proper position for playing
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
- G10C3/12—Keyboards; Keys
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Abstract
The invention relates to the field of piano practice assistance, in particular to a piano practice device with an excitation assistance function, which comprises a rotating plate, wherein the rotating plate is rotatably connected to the upper part of an upright piano, a plurality of white key organs and black key organs are respectively connected with the upright piano through expansion brackets, a control panel is embedded in the middle of the rotating plate, a keyboard frame is provided with a key strength adjusting mechanism for adjusting hand strength of different personnel, and a wrist containing swing mechanism is arranged on the key strength adjusting mechanism. According to the piano keyboard, the pressing force of the piano is adjusted through the key force adjusting mechanism, so that the piano keyboard is suitable for different people to use, the positions of hands are adjusted through the wrist containing swing mechanism, the situation that the moving tracks of the hands are different every time when the hands are used for piano exercise is avoided, damage to the wrists caused by irregular track movement is prevented, a user is raised or encouraged in the piano exercise process, interestingness in the piano exercise process is increased, and enthusiasm of piano exercise is improved.
Description
Technical Field
The invention relates to the field of piano practice assistance, in particular to a piano practice device with an excitation assistance function.
Background
The piano learning can be divided into four stages of enlightenment, elementary stage, intermediate stage and advanced stage, the elementary stage of piano learning is mainly divided into finger basic exercise, and the fingers can generate muscle memory through the piano exercise, so that the requirements of the piano on the aspects of speed, strength, endurance and the like are improved.
Children and old man are when carrying out the piano exercise, dynamics because the key of current piano is pressed is unadjustable, and children and old man's hand strength are weaker, can cause the dynamics of pressing the key not enough, cause the unable purpose that plays that reaches of piano, can cause simultaneously can't make the finger produce the purpose of muscle memory, and along with the time lapse of piano exercise, because current piano does not have the strength of lifting to the hand, at the in-process of piano exercise, the easy ache of hand, and the removal orbit of both hands at every turn when the piano exercise is different, irregular orbit removes, can cause the damage for the wrist.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a piano practice device with an excitation auxiliary function.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme: the utility model provides a piano exercise device with excitation auxiliary function, including the rotor plate, the upper portion at vertical piano is connected in the rotor plate rotation, a plurality of white key musical instrument and black key musical instrument are connected with vertical piano through the expansion bracket respectively, control panel has been inlayed at the middle part of rotor plate, vertical piano's inside is equipped with the intonation recognizer, be provided with the speaker on the rotor plate of the control panel left and right sides respectively, intonation recognizer and two speakers are connected with control panel electricity respectively, be provided with the button dynamics adjustment mechanism who is used for hand strength to adjust on the keyboard frame, it holds swing mechanism to be provided with the wrist on the button dynamics adjustment mechanism, the wrist holds swing mechanism and makes the wrist remove with specific orbit, button dynamics adjustment mechanism is applicable to different personnel and uses.
Furthermore, it is particularly preferred that the key force adjusting mechanism includes two protection plates, the protection plates are provided with two protection plates, the two protection plates are respectively installed at the left and right parts of the keyboard frame, risers are installed inside the two protection plates, the upper and lower parts of the two risers are respectively provided with first transmission gears through shaft rod rotary type, the upper and lower adjacent first transmission gears are meshed, a second transmission gear is installed on the shaft rod of each first transmission gear, four second transmission gears are respectively located at the inner sides of the four first transmission gears, the left side surface of the left vertical plate is connected with a first driving part through a mounting seat, the first driving part is electrically connected with the control panel, the output shaft of the first driving part is fixedly connected with the shaft rod of the adjacent first transmission gear, the left and right parts of the keyboard frame are respectively provided with an L-shaped plate, the upper side surface of the keyboard frame and the upper side surface of the L-shaped plate are respectively provided with two sliding grooves, sliding rack plates are arranged in the sliding grooves of the keyboard frame and the L-shaped plate, two mounting rods are fixedly connected between the left and right adjacent rack plates, two arc-shaped grooves are arranged at the front part of the keyboard frame and the front part of the keyboard frame, the keyboard frame and the lower side of the keyboard frame are respectively connected with a plurality of the telescopic rod, the lower side of the telescopic rod is respectively in contact with the lower side of the telescopic rod.
In addition, it is especially preferred that the gyro wheel is installed to the equal rotary type in both ends around a plurality of rack boards, and the bottom of gyro wheel is less than the downside of rack board on the rack board, and two gyro wheels on a plurality of rack boards slide respectively and set up in the adjacent spout on the keyboard frame for guide the rack board and remove, and four rack boards mesh with adjacent second drive gear respectively mutually.
In addition, it is particularly preferable that the upper ends of the plurality of telescopic rods are respectively provided with a semicircular body for buffering the pressing of the white key musical instrument and the black key musical instrument, and the semicircular bodies on the telescopic rods are made of soft materials.
Furthermore, it is particularly preferred that the wrist-holding swing mechanism includes two fixed plates, the fixed plates are provided with two fixed plates, the two fixed plates are respectively connected to adjacent protection plates, a guide frame is fixedly connected between the lower parts of the two protection plates, a guide plate is installed on the front side surface of the upright piano, through grooves are respectively formed in the left part and the right part of the guide plate, guide rods are respectively installed on the left part and the right part of the bottom of the guide plate, two limiting plates are respectively installed on the left side and the right side of the bottom of the guide plate, a sliding frame is respectively arranged on the left side and the right side of the guide frame in a sliding manner, an electric wheel is installed in a rotating manner on the upper part of each sliding frame, the electric wheel is electrically connected with a control panel, the electric wheel is in sliding fit with the guide frame, push plates are respectively installed on the left side wall and the right side wall of each sliding frame, two sliding plates are respectively provided with two sliding plates, moving frames are respectively provided with moving frames in a sliding manner, springs are fixedly connected between the adjacent sliding plates and the moving frames, fixing rods are respectively provided with fixing rods, each fixing rod, a holding component is arranged on each fixing rod, and is used for holding the wrist to provide a supporting force.
In addition, it is especially preferred that the middle parts of the upper side, the rear side and the front side of the guide frame are provided with grooves, the electric wheels are arranged in the grooves on the upper side of the guide frame in a sliding mode, and the grooves on the upper side of the guide frame are used for guiding the movement of the electric wheels.
Furthermore, it is particularly preferred, hold the subassembly including the rotating turret, the sliding tray has been seted up to the bottom of rotating turret, the dead lever on the removal frame slides and sets up in the sliding tray of rotating turret, the supporting seat is installed to the side of going up of rotating turret, the side rigid coupling that goes up of supporting seat has the connection shell, the side of going up of supporting seat is provided with the second driving piece through the mount pad, the second driving piece is connected with the control panel electricity, third drive gear is installed to the output shaft of second driving piece, the upper portion of connecting the shell slides and is equipped with and holds the frame, the side of going up that holds the frame is equipped with two and is used for spacing arc pterygoid lamina, the bottom that holds the frame is connected with the spur rack, the spur rack meshes the rotating turret with the third drive gear mutually and slides and sets up adjacent logical inslot on the deflector.
In addition, the arc wall that runs through from top to bottom is all seted up at two portions around the deflector, the radian of two adjacent arc walls is the same around, and the arc wall length of rear side is greater than the arc wall length of front side, a removal direction for holding the frame, the rear portion of every rotating turret downside all is equipped with downward cylinder arch, cylinder arch on every rotating turret slides respectively and sets up in adjacent arc wall, the spout that runs through has all been seted up to the front portion of every rotating turret, it is equipped with the cylinder pole to slide in the spout of every rotating turret, the cylinder pole in every rotating turret slides and sets up in adjacent arc wall.
In addition, it is particularly preferred that the piano further comprises a baffle plate, the baffle plate is arranged at the front part of the upright piano in a sliding mode, the baffle plate is located on the front side of the piano, two return springs are fixedly connected between the baffle plate and the upright piano, and a gap exists between the baffle plate and the piano and is used for reducing friction.
In addition, it is especially preferred that the device further comprises a third driving member, the third driving member is provided with four groups, the four groups of third driving members are respectively embedded in the front and back of the two sliding frames, the lower part of each sliding frame is provided with two rectangular sliding grooves, a group of third driving members are rotatably provided with contact wheels, the four contact wheels are respectively positioned in the rectangular sliding grooves on the adjacent sliding frames, and the four contact wheels are respectively arranged in the adjacent grooves on the guide frame in a sliding manner.
The invention achieves the following beneficial effects: the piano practice device comprises a key force adjusting mechanism, a telescopic rod, a swinging mechanism, a containing frame, a hand part adjusting mechanism, a control panel and a loudspeaker, wherein the telescopic rod is used for adjusting the fulcrum positions of the white keyboard and the black keyboard through the key force adjusting mechanism, so that the pressing force of the white keyboard and the black keyboard is adjusted to be suitable for different people, the swinging mechanism is contained by a wrist, the containing frame moves forwards or backwards to adjust the positions of the hand part to be suitable for different people, the hand part swings outwards in the process of moving outwards through the matching of arc grooves on the guide plate, the moving track of the hand part is more consistent with the moving track of ergonomics, the piano practice is convenient for a user to use, the situation that the moving track of the hand part is different each time when the hand part is used for piano practice is avoided, the wrist is prevented from being damaged due to irregular moving track, in the piano practice process, a tone recognizer identifies the syllables played by the user and transmits information to the control panel for comparison, when the played syllables are correct, the control panel shows the user through the loudspeaker, and the interest of the piano practice is improved when the played syllables are played by the piano, and the user is encouraged.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is a perspective view of the key force adjusting mechanism of the present invention.
Fig. 4 is a partial perspective view of the key force adjustment mechanism of the present invention.
FIG. 5 is a perspective view of the wrist-carried swing mechanism of the present invention.
FIG. 6 is a perspective view of a guide plate of the wrist-containing swing mechanism of the present invention.
FIG. 7 is a partial perspective view of the wrist carrying swing mechanism of the present invention.
FIG. 8 is a perspective view of the movable frame of the wrist holding and swinging mechanism of the present invention.
FIG. 9 is a perspective view of a holder for holding the swing mechanism of the wrist of the present invention.
Labeled in the figure as: 1-upright piano, 2-keyboard frame, 201-L shaped plate, 3-white key, 4-black key, 5-rotating plate, 6-control panel, 7-fender, 8-riser, 9-first transmission gear, 10-second transmission gear, 11-first driving member, 12-rack plate, 13-mounting rod, 14-telescopic rod, 15-fixing plate, 16-guide frame, 17-guide plate, 18-guide rod, 19-stop plate, 20-sliding frame, 21-electric wheel, 22-push plate, 23-sliding plate, 24-moving frame, 25-spring, 26-rotating frame, 27-support seat, 28-connecting shell, 29-second driving member, 30-third transmission gear, 31-containing frame, 32-spur rack, 33-baffle, 34-third driving member, 35-contact wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
Example 1
A piano practice device with an excitation auxiliary function is disclosed, as shown in figures 1-9, and comprises a rotating plate 5, wherein the rotating plate 5 is rotatably connected to the upper part of an upright piano 1, a control panel 6 is embedded in the middle of the rotating plate 5, loudspeakers are respectively arranged on the rotating plate 5 on the left side and the right side of the control panel 6, a tone recognizer is arranged inside the upright piano 1, the tone recognizer and the two loudspeakers are respectively and electrically connected with the control panel 6, a plurality of white-key harps 3 and black-key harps 4 are respectively connected with the upright piano 1 through telescopic frames, a key strength adjusting mechanism for hand strength adjustment is arranged on a keyboard frame 2, the key strength adjusting mechanism adjusts the strength required for pressing the white-key harps 3 and the black-key harps 4, the practicability and the application range of the piano are enlarged, the piano practice device is suitable for different persons, the hand strength insufficiency of the old and children is avoided, the piano practice difficulty is caused, a wrist holding swing mechanism is arranged on the key strength adjusting mechanism, the position where the hand is placed is adjusted through the wrist holding swing mechanism, the hand movement track is in accordance with the ergonomics, the wrist movement track is avoided, and the wrist movement damage of the piano is prevented from being caused every time.
As shown in fig. 1-4, the key force adjusting mechanism includes two protection plates 7, two protection plates 7 are provided, two protection plates 7 are respectively installed at the left and right parts of the keyboard frame 2, vertical plates 8 are installed inside the two protection plates 7, first transmission gears 9 are respectively installed at the upper and lower parts of the two vertical plates 8 through shaft rod rotation, the upper and lower adjacent first transmission gears 9 are meshed to make the rotation directions of the upper and lower adjacent first transmission gears 9 opposite, second transmission gears 10 are installed on the shaft rods at the inner sides of the four first transmission gears 9 through keys, the left side surface of the vertical plate 8 at the left side is connected with a first driving member 11 through a mounting seat, the first driving member 11 adopts a speed reduction motor, the first driving member 11 is electrically connected with the control panel 6, the output shaft of the first driving member 11 is fixedly connected with the shaft rods of the adjacent first transmission gears 9, the first driving piece 11 adopts a speed reducing motor to enable the rotating speed of a first transmission gear 9 connected with each other to be slow, a user can conveniently adjust the force required by the white-key musical instrument 3 and the black-key musical instrument 4, the left part and the right part of a keyboard frame 2 are respectively provided with an L-shaped plate 201, the upper side surface of the keyboard frame 2 and the upper side surface of the L-shaped plate 201 are respectively provided with two sliding grooves, four rack plates 12 are respectively meshed with an adjacent second transmission gear 10, the front part and the rear part of each rack plate 12 are respectively provided with two strip-shaped bulges, the front end and the rear end of each rack plate 12 are respectively provided with a roller in a rotating mode, the bottom end of each roller on each rack plate 12 is lower than the lower side surface of the rack plate 12, each rack plate 12 is respectively arranged in the sliding grooves on the adjacent keyboard frame 2 and the L-shaped plates 201 in a sliding mode through the two rollers on each rack plate 12, the two rollers on each rack plate 12 are matched with the sliding grooves on the keyboard frame 2 to guide the movement of the rack plates 12, the utility model discloses a soft keyboard, including rack plate 12, the rigid coupling has two installation pole 13 between the adjacent rack plate 12 of left and right sides, two arc walls have been seted up at the front portion of white key 3, two installation pole 13 of upside slide respectively and set up in two arc walls of a plurality of white key 3, the arc wall has been seted up to the front portion of black key 4, the installation pole 13 of back upside slides and sets up in the arc wall of a plurality of black key 4, be connected with a plurality of telescopic link 14 on two installation pole 13 of downside respectively, a plurality of telescopic link 14 of front side is located adjacent white key 3 downside respectively and rather than the contact fit, rack plate 12 of upside moves forward and makes white key 3 and black key 4 move forward through installation pole 13 that links to each other on it, rack plate 12 of downside moves backward and makes telescopic link 14 move backward through installation pole 13 that links to each other on it, make telescopic link 14 and white key 3 and black key 4 contact position change, and then change the fulcrum position of white key 4, move backward and the required 3 of black key and black key 14 and the telescopic link 14 move down for the buffering the key 14 and the black key 3 and the required dynamics of the black key 14 move down, it is used for the soft key 3 and the key 14, it is more the soft key move down, it is more the soft key that the telescopic link 14 move.
As shown in fig. 5-9, the wrist holding swing mechanism includes two fixing plates 15, two fixing plates 15 are provided, two fixing plates 15 are respectively connected to adjacent protection plates 7, a guide frame 16 is fixedly connected between the lower portions of the two protection plates 7, a groove is provided in the middle of the upper side, the rear side and the front side of the guide frame 16, a guide plate 17 is installed on the front side of the upright piano 1, through grooves are respectively provided on the left and right portions of the guide plate 17, two arc-shaped grooves penetrating up and down are provided on the front and rear portions of the guide plate 17, the front and rear adjacent arc-shaped grooves have the same radian, the length of the arc-shaped groove on the rear side is greater than that of the front side, guide rods 18 are installed on the left and right portions of the guide plate 17, two limit plates 19 are installed on the left and right sides of the bottom of the guide plate 17, sliding frames 20 are slidably provided on the left and right portions of the guide frame 16, electric wheels 21 are rotatably installed on the upper portions of each sliding frame 20, the electric wheel 21 is arranged in a groove on the upper side of the guide frame 16 in a sliding manner, the groove on the upper side of the guide frame 16 is used for moving and guiding the electric wheel 21, the electric wheel 21 is in sliding fit with the guide frame 16, the electric wheel 21 is electrically connected with the control panel 6, push plates 22 are arranged on the left wall and the right wall of each sliding frame 20, two sliding plates 23 are respectively arranged on the left wall and the right wall of each guide rod 18 in a sliding manner, moving frames 24 are respectively arranged on the left wall and the right wall of each guide rod 18 in a sliding manner, the four sliding plates 23 are respectively positioned on the outer sides of the two moving frames 24, springs 25 are fixedly connected between the adjacent sliding plates 23 and the moving frames 24, a fixing rod is arranged on the upper side of each moving frame 24, a rotating frame 26 is arranged on each fixing rod, a sliding groove is formed in the bottom of the rotating frame 26, the fixing rod on the moving frame 24 is arranged in the sliding groove of the rotating frame 26 in a sliding manner, a downward cylindrical bulge is arranged on the rear part of the lower side of each rotating frame 26, the front part of each rotating frame 26 is provided with a through sliding groove, the upper side surface of each rotating frame 26 is provided with a supporting seat 27, the upper side surface of each supporting seat 27 is fixedly connected with a connecting shell 28, the upper side surface of each supporting seat 27 is provided with a second driving part 29 through a mounting seat, the second driving parts 29 are electrically connected with the control panel 6, the second driving parts 29 adopt a speed reduction motor, the output shaft of each second driving part 29 is provided with a third transmission gear 30, the upper part of each connecting shell 28 is provided with a containing frame 31 in a sliding manner, the upper side surface of each containing frame 31 is provided with two arc-shaped wing plates for limiting, the bottom of each containing frame 31 is connected with a straight rack 32 meshed with the third transmission gear 30, the rotating frames 26 are arranged in adjacent through grooves on the guide plate 17 in a sliding manner, cylindrical protrusions on each rotating frame 26 are respectively arranged in adjacent arc-shaped grooves in a sliding manner, the cylinder rod is arranged in the sliding groove of each rotating frame 26 in a sliding mode, the cylinder rod in each rotating frame 26 is arranged in the adjacent arc-shaped grooves in a sliding mode, the rotating frames 26 move to slide along the adjacent arc-shaped grooves, the hands of a user swing outwards in the process of being away from each other, the movement of the tracks through the arc-shaped grooves is more consistent with the movement of the hands, the arc-shaped grooves are in accordance with the ergonomic track of hand movement, the hands slide in the grooves of the guide frames 16 through the electric wheels 21, the holding frames 31 move to guide, the situation that the hands move in each time when the hands are used for piano exercise is avoided, the situation that the tracks of the hands move in each time are different is avoided, damage to the wrists due to irregular track movement is prevented, meanwhile, the piano playing habit of the user is normalized, and the user can form a good piano playing habit through the piano playing habit forming device.
Before piano practice is carried out, a user firstly adjusts the pressing force of a white-key 3 and a black-key 4 according to the self condition, the user starts a first driving part 11 through a control panel 6, the first driving part 11 works to enable a first transmission gear 9 and a second transmission gear 10 which are connected with the first driving part to rotate, adjacent rack plates 12 move, the moving directions of two vertically adjacent rack plates 12 are opposite, when the rack plate 12 on the upper side moves forwards, the rack plate 12 on the lower side moves backwards, the rack plate 12 on the upper side moves forwards to enable the white-key 3 and the black-key 4 to move forwards through a mounting rod 13 connected with the rack plate 12 on the upper side, the rack plate 12 on the lower side moves backwards to enable a telescopic rod 14 to move backwards through a mounting rod 13 connected with the rack plate 12 on the lower side, the contact position of the telescopic rod 14 with the white-key 3 and the black-key 4 is changed, the position of the white-key 3 and the black-key 4 is changed, the telescopic rod 14 moves backwards, the smaller the pressing force of the white-key 3 and the black-key 4 is smaller, the larger the more the contact position of the white-key 14 and the black-key 3 and the black-key 4 is changed, the telescopic rod is suitable for the user to press the black-key 3 and the black-key-4 according to the situation, the situation that the user can press the user can change the adjusting force of the white-key, the first driving part, and the invention is suitable for the invention, and the invention.
After the pressing force of the white-key piano 3 and the black-key piano 4 is adjusted, the position of the containing frame 31 is adjusted by a user, the user starts the second driving part 29 through the control panel 6, the second driving part 29 drives the third transmission gear 30, the containing frame 31 moves forwards or backwards through the transmission of the spur rack 32, the position of the containing frame 31 after being adjusted is suitable for the hands of different personnel, after the containing frame 31 moves to a proper position, the user closes the second driving part 29 through the control panel 6, self-locking is carried out on the second driving part 29, the position of the containing frame 31 is limited and fixed in such a way, then the user places two hands on the two containing frames 31 respectively and places fingers on the white-key piano 3 or the black-key piano 4, then the user presses the white-key piano 3 or the black-key piano 4 to carry out playing exercises, the control panel 6 starts the electric wheels 21 to work along with the playing, when the electric wheel 21 works and moves leftwards, the sliding frame 20 moves leftwards to stretch the spring 25 on one moving side, after the sliding frame 20 moves for a certain distance, the moving frame 24 moves leftwards under the action of the spring 25, the rotating frame 26 moves through the circular column and the cylindrical rod on the rotating frame and slides along the adjacent arc-shaped grooves respectively, the hand of a user swings outwards in the moving process, the movement of the hand moves along the arc-shaped grooves and conforms to the movement of both hands better, the arc-shaped grooves conform to the ergonomic trajectory of hand movement, the electric wheel 21 slides in the groove of the guide frame 16 to guide the movement of the containing frame 27, the sliding plate 23 and the spring 25 are matched to buffer when the sliding frame 20 moves leftwards or rightwards to the limit position, the moving speed of the hand is accelerated when the moving speed is slow, and the movement of the hand is buffered when the moving speed of the hand is too fast, is suitable for different people to exercise.
The user is at the in-process that carries out the piano exercise, the intonation recognizer in the upright piano 1 will discern the note that produces, and information transfer to control panel 6 after will discerning, control panel 6 contrasts according to the information that returns thereupon, when the syllable of playing is correct, control panel 6 will be raised the user through the speaker, when the syllable of playing is the mistake, control panel 6 will encourage the user through the speaker, the interest of user in the piano exercise process has been increased, the enthusiasm of user to the piano exercise has been improved, after the piano exercise is accomplished, the user closes electronic wheel 21 through control panel 6 and makes the hand leave and hold frame 31 can.
Example 2
On the basis of the embodiment 1, as shown in fig. 2, the piano keyboard further comprises a baffle 33, the baffle 33 is arranged at the front part of the upright piano 1 in a sliding manner, the baffle 33 is positioned at the front side of the piano 3, two springs are fixedly connected between the baffle 33 and the upright piano 1, a gap exists between the baffle 33 and the piano 3 for reducing friction, and fingers are prevented from being clamped between the piano 3 or the piano 4 and the keyboard frame 2 through the baffle 33, so that a user can conveniently use the piano keyboard provided by the invention for piano practice.
Example 3
On the basis of the embodiment 2, as shown in fig. 7, the present invention further includes a third driving element 34, the third driving element 34 has four sets, the four sets of the third driving elements 34 are respectively embedded in the front and rear portions of the two sliding frames 20, the third driving element 34 adopts an electric push rod, the lower portion of each sliding frame 20 is provided with two rectangular sliding grooves, a contact wheel 35 is rotatably provided on one set of the third driving element 34, the four contact wheels 35 are respectively located in the adjacent rectangular sliding grooves of the sliding frames 20, the four contact wheels 35 are respectively slidably provided in the adjacent grooves of the guiding frame 16, before performing piano practice, when the resistance to hand movement needs to be adjusted, a user starts the third driving element 31 through the control panel 6 to adjust the contact force between the contact wheels 35 and the guiding frame 16, so that the present invention is suitable for different people, completes the resistance adjustment to hand movement, after the adjustment, the user closes the third driving element 31 through the control panel 6, and can guide the sliding frame 20 to move through the guiding frame 16.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A piano practice device with an excitation auxiliary function is characterized in that: including rotor plate (5), rotor plate (5) rotate to be connected on the upper portion of upright piano (1), a plurality of white key musical instrument (3) and black key musical instrument (4) are connected with upright piano (1) through the expansion bracket respectively, control panel (6) have been inlayed at the middle part of rotor plate (5), the inside of upright piano (1) is equipped with the sound level recognizer, be provided with the speaker on rotor plate (5) of control panel (6) the left and right sides respectively, sound level recognizer and two speakers are connected with control panel (6) electricity respectively, be provided with the button dynamics adjustment mechanism that is used for hand strength to adjust on keyboard frame (2), it holds swing mechanism to be provided with the wrist on the button dynamics adjustment mechanism, the wrist holds swing mechanism and makes the wrist remove with specific orbit, button dynamics adjustment mechanism is applicable to different personnel and uses.
2. A piano practice device with auxiliary function of actuation as set forth in claim 1, wherein: the key force adjusting mechanism comprises two protective plates (7), two protective plates (7) are arranged, the two protective plates (7) are respectively arranged at the left part and the right part of a keyboard frame (2), vertical plates (8) are respectively arranged inside the two protective plates (7), first transmission gears (9) are respectively arranged at the upper part and the lower part of the two vertical plates (8) through shaft rod rotating type, the vertically adjacent first transmission gears (9) are meshed, a second transmission gear (10) is respectively arranged on the shaft rod of each first transmission gear (9), the four second transmission gears (10) are respectively arranged at the inner sides of the four first transmission gears (9), the left side surface of the left vertical plate (8) is connected with a first driving piece (11) through a mounting seat, the first driving piece (11) is electrically connected with a control panel (6), the output shaft of the first driving piece (11) is fixedly connected with the shaft rod on the adjacent first transmission gears (9), the left part and the right part of the keyboard frame (2) are respectively provided with an L-shaped plate (201), the upper side surface of the keyboard frame (2) and the upper side surface of the L-shaped plate (201), two sliding grooves (13) for installing a plurality of the keyboard are respectively arranged between the two sliding arc-shaped plates (12) of the left-right sliding grooves of a plurality of the keyboard frame (3), the arc wall has been seted up to the front portion of black key musical instrument (4), and installation pole (13) of back upside slide to set up in the arc wall of a plurality of black key musical instrument (4), are connected with a plurality of telescopic link (14) on two installation poles (13) of downside respectively, and a plurality of telescopic link (14) of front side are located adjacent white key musical instrument (3) downside respectively and rather than the contact cooperation, and a plurality of telescopic link (14) of rear side are located adjacent black key musical instrument (4) downside respectively and rather than the contact cooperation.
3. A piano practice device with auxiliary function of actuation as claimed in claim 2, wherein: the gyro wheel is installed to the equal rotary type in both ends around a plurality of rack boards (12), and the bottom of gyro wheel is less than the downside of rack board (12) on rack board (12), and two gyro wheels on a plurality of rack boards (12) slide respectively and set up in keyboard frame (2) go up adjacent spout for remove to rack board (12) and lead, four rack boards (12) mesh with adjacent second drive gear (10) respectively mutually.
4. A piano practice device with auxiliary function of actuation as claimed in claim 2, wherein: the upper ends of the plurality of telescopic rods (14) are respectively provided with a semicircular body for buffering the pressing of the white key musical instrument (3) and the black key musical instrument (4), and the semicircular bodies on the telescopic rods (14) are made of soft materials.
5. A piano practice device with an excitation aid as claimed in claim 2, wherein: the wrist containing swing mechanism comprises fixed plates (15), two fixed plates (15) are arranged, the two fixed plates (15) are respectively connected to adjacent protection plates (7), guide frames (16) are fixedly connected between the lower parts of the two protection plates (7), guide plates (17) are installed on the front side surfaces of the upright piano (1), through grooves are respectively formed in the left part and the right part of each guide plate (17), guide rods (18) are respectively installed on the left part and the right part of each guide plate (17), two limit plates (19) are respectively installed on the left side and the right side of the bottom of each guide plate (17), sliding frames (20) are respectively arranged on the left side and the right side of each guide frame (16) in a sliding mode, electric wheels (21) are rotatably installed on the upper parts of each sliding frame (20), the electric wheels (21) are electrically connected with a control panel (6), the electric wheels (21) are in sliding fit with the guide frames (16), push plates (22) are respectively installed on the left side and the right side walls of each sliding frame (20), two sliding plates (23) are respectively arranged on the left side and right side of each guide rods (18) in a sliding mode, moving frames (24) are respectively provided with two sliding plates (24), and moving springs (25) are respectively arranged between the adjacent moving frames, each fixing rod is provided with a containing component, and the containing component is used for supporting the wrist to provide supporting force.
6. A piano practice device with an excitation aid as claimed in claim 5, wherein: the middle parts of the upper side surface, the rear side surface and the front side surface of the guide frame (16) are provided with grooves, the electric wheels (21) are arranged in the grooves on the upper side of the guide frame (16) in a sliding manner, and the grooves on the upper side of the guide frame (16) are used for guiding the movement of the electric wheels (21).
7. A piano practice device with auxiliary excitation function as claimed in claim 5, wherein: the containing assembly comprises a rotating frame (26), a sliding groove is formed in the bottom of the rotating frame (26), a fixing rod on a moving frame (24) is arranged in the sliding groove of the rotating frame (26) in a sliding mode, a supporting seat (27) is installed on the upper side face of the rotating frame (26), a connecting shell (28) is fixedly connected to the upper side face of the supporting seat (27), a second driving piece (29) is arranged on the upper side face of the supporting seat (27) through a mounting seat, the second driving piece (29) is electrically connected with a control panel (6), a third transmission gear (30) is installed on an output shaft of the second driving piece (29), a containing frame (31) is arranged on the upper portion of the connecting shell (28) in a sliding mode, two arc-shaped wing plates used for limiting are arranged on the upper side face of the containing frame (31), a straight rack (32) is connected to the bottom of the containing frame (31), and the straight rack (26) is meshed with the third transmission gear (30) and arranged in an adjacent through groove in a sliding mode on the guide plate (17).
8. A piano practice device with auxiliary function of actuation as claimed in claim 7, wherein: two arc walls that run through from top to bottom have all been seted up in both sides around deflector (17), the radian of two adjacent arc walls is the same around, and the arc wall length of rear side is greater than the arc wall length of front side, a removal direction for holding frame (31), the rear portion of every rotating turret (26) downside all is equipped with downward cylinder arch, the cylinder arch on every rotating turret (26) slides respectively and sets up in adjacent arc wall, the spout that runs through has all been seted up to the front portion of every rotating turret (26), it is equipped with the cylinder pole to slide in the spout of every rotating turret (26), the cylinder pole in every rotating turret (26) slides and sets up in adjacent arc wall.
9. A piano practice device with auxiliary excitation function as claimed in claim 5, wherein: still including baffle (33), baffle (33) slide to set up in the front portion of vertical piano (1), and baffle (33) are located the front side of white key musical instrument (3), and the rigid coupling has two reset spring between baffle (33) and vertical piano (1), and there is the clearance in baffle (33) and white key musical instrument (3) to be used for reducing the friction.
10. A piano practice device with auxiliary excitation function as claimed in claim 9, wherein: still including third driving piece (34), third driving piece (34) are equipped with four groups, four groups of third driving pieces (34) inlay two front and back portions in two carriage (20) respectively, two rectangle spouts have been seted up to the lower part of every carriage (20), rotate on a set of third driving piece (34) and be equipped with contact wheel (35), four contact wheel (35) are located adjacent carriage (20) respectively on the rectangle spout, four contact wheel (35) slide respectively and set up on leading truck (16) in the adjacent recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210816694.0A CN115171474A (en) | 2022-07-12 | 2022-07-12 | Piano exercise device with excitation auxiliary function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210816694.0A CN115171474A (en) | 2022-07-12 | 2022-07-12 | Piano exercise device with excitation auxiliary function |
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| CN115171474A true CN115171474A (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210816694.0A Pending CN115171474A (en) | 2022-07-12 | 2022-07-12 | Piano exercise device with excitation auxiliary function |
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| CN117238262A (en) * | 2023-11-10 | 2023-12-15 | 福建鑫亿电子科技有限公司 | Multifunctional electric piano teaching device |
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