CN111462581B

CN111462581B - Piano hand type exercise device

Info

Publication number: CN111462581B
Application number: CN202010323902.4A
Authority: CN
Inventors: 李静
Original assignee: Henan Vocational College Of Art
Current assignee: Henan Vocational College Of Art
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2022-02-15
Anticipated expiration: 2040-04-22
Also published as: CN111462581A

Abstract

The invention discloses a piano hand type exercise device, which comprises a palm shape maintaining part and a finger playing part arranged at the front end of the palm shape maintaining part, wherein the pressure of a palm on the palm contact body can be determined through a palm contact body, a pressure sensor and a controller, when the pressure exceeds a set value, a vibration module is used for carrying out vibration prompt, and the distance between a first magnet and a second magnet in the finger playing part can be adjusted through a lifting bolt, so that the exercise of different forces when a key is pressed to the bottom by a finger is realized. The invention can realize piano playing practice when the palm is in a suspended state during real piano playing, so that a practicer can approach the real playing condition during the practice, and the piano playing practice is effectively realized.

Description

Piano hand type exercise device

Technical Field

The invention relates to music playing exercise equipment, in particular to a piano hand type exercise device.

Background

The piano beginner needs to be trained firstly, namely, the piano beginner keeps the standard hand shape when playing, so that the piano beginner can skillfully play wonderful music in the future. The piano player keeps a standard hand shape for playing practice, and is an important practice item when the piano learns to enter the door.

Referring to fig. 4, the standard piano playing hand shape includes the points that first, the wrist and the forearm are parallel; secondly, the palm joint is the highest point of the whole hand surface, once again, the finger cannot be folded to play the piano, and the convex joint plays the piano by standing the root of the finger. At present, in order to achieve the above hand type exercise, the hand type exercise is usually realized by a certain exercise device, the device generally comprises a palm shape maintaining part which is upwards protruded and contacted with the palm of the hand and a finger playing part which is arranged at the front end of the palm shape maintaining part, wherein the main purpose of the palm shape maintaining part is to keep the hand in an arched shape so as to enable the palm joint to be the highest point of the whole hand surface when the playing exercise is performed, and simultaneously, the finger playing part is used for realizing the exercise of pressing the keys by the fingers, the simulated piano playing exercise device is convenient and skillful when the hand type exercise is performed, but the simulated piano playing exercise device is different from the condition that the whole palm is in a suspended state for performing the piano key-press playing when the actual piano is played, when the hand type exercise is performed by the exercise device, the palm of the exerciser is easy to press on the palm shape maintaining part, so that the palm obtains a certain supporting force because the palm is not in a suspended state during the exercise, but the power state that makes downwards, therefore can't realize playing the piano exercise that is closer with the actual playing, because the palm presses on palm shape keeping portion during the exercise, then the finger is also easier when playing the portion application of force to the finger, more enable to be powerful (because when the palm is in unsettled state, the finger is played the power downwards and is more difficult when having the support than the palm), consequently the power of playing of the unable fine exercise finger, the finger when the palm is in unsettled state plays the training effect when can't reach the real piano of playing.

Disclosure of Invention

The present invention has been made to overcome the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a piano hand type exercise device capable of performing piano playing exercises with palms suspended while a real piano is played.

The technical scheme of the invention is as follows: a piano hand type exercise device comprises a palm shape maintaining part and a finger playing part arranged at the front end of the palm shape maintaining part, wherein the palm shape maintaining part comprises a seat body, a groove along the longitudinal direction is formed in the seat body, a palm contact body with the top end set to be hemispherical is connected in the groove in a sliding mode along the longitudinal direction, the bottom of the palm contact body is supported in the groove through an elastic supporting rod, a pressure sensor is arranged between the top end of the elastic supporting rod and the bottom of the palm contact body, a vibration module is arranged in the palm contact body, and the palm contact body is connected with the side wall of the groove in a sliding mode through a first longitudinal guide groove and a first guide block; the seat body is also internally provided with a controller and a power supply module, and the seat body is provided with a setting module; the pressure sensor, the vibration module and the setting module are respectively in signal connection with a controller, and the controller is electrically connected with the power supply module; pressure sensor is used for detecting the produced extrusion force between palm contact and the elastic support pole, the controller is used for confirming whether the extrusion force is greater than set up the extrusion force setting value that the module set up, works as the extrusion force is greater than when the extrusion force setting value, the controller control the vibrations module is shaken the suggestion.

The finger playing part comprises a key bearing seat fixedly connected with the seat body, a plurality of key mounting grooves provided with keys are arranged on the key bearing seat in parallel, each key is connected with the corresponding key mounting groove in a longitudinal sliding manner, a first magnet accommodating cavity with a downward opening is arranged at the bottom of each key, a first magnet is connected in the first magnet accommodating cavity in a longitudinal sliding manner, the upper surface of the first magnet is hinged with the lower end head of the lifting bolt, the lifting bolt is in threaded connection with a screw hole, the screw hole is arranged in the key in the longitudinal direction, the upper end of the screw hole is communicated with the outside, and the top end of the lifting bolt is provided with a screwdriver notch used for rotating the lifting bolt; the tank bottom of each button mounting groove is located and has still seted up the second magnet and hold the chamber under the first magnet that corresponds, the second magnet holds the intracavity and is fixed with the second magnet, the relative end of first magnet and second magnet is a pair of magnetic pole that repels mutually, can adjust the ascending position of first magnet longitudinal direction in the first magnet that corresponds holds the chamber through adjusting the lifting bolt in each screw hole.

A plurality of identification points used for determining the height position of the corresponding bolt in the screw hole are longitudinally arranged in the screw hole along the screw hole.

The structure that the upper surface of above-mentioned first magnet and jack bolt's lower end head articulated mutually is: the cavity has been seted up to first magnet upper surface, and lifting bolt's lower end is equipped with the block, the block joint in the cavity and can follow lifting bolt's rotation and rotation, work as lifting bolt rotates when going up and down, drives the block reciprocates, thereby makes the block drives first magnet reciprocates.

Still be equipped with sound prompt module on the above-mentioned pedestal, sound prompt module through a plurality of press switch with controller signal connection, the controller receives after the pressed signal that a certain press switch sent, control sound prompt module sends the suggestion sound, wherein every the tank bottom of button mounting groove all sets up one press switch.

The side wall of each key is provided with a second guide block, the side wall of the corresponding key mounting groove is provided with a second longitudinal guide groove, and each key is in sliding connection with the corresponding key mounting groove through the second guide block and the second longitudinal guide groove.

The bottom of the base body and the bottom of the key bearing base are both provided with universal rollers.

Above-mentioned elastic support pole includes the barrel, and the lower extreme of barrel is fixed in on the tank bottom of recess, the body of rod has cup jointed in the barrel, is connected with supporting spring between the lower extreme of the body of rod and the inside lower extreme of barrel, set up between the upper end of the body of rod and the bottom of palm contact body pressure sensor.

The controller is a single chip microcomputer or a PLC controller.

The embodiment of the invention provides a piano hand type exercise device, which can realize piano playing exercise when a palm is in a suspended state during real piano playing, so that an exerciser can be closer to the real playing state during piano hand type exercise, the playing force of fingers can be well exercised, and the piano playing hand type exercise can be effectively realized. The palm contact body, the pressure sensor and the controller can determine the pressure of the palm to the palm contact body, when the pressure exceeds a set value, the vibration module is used for vibration prompt to remind a practicer that the palm does not need to exert force downwards so as to avoid support during exercise, so that the practicer is promoted to simulate playing when the palm is suspended, the pressure set value can be adjusted through the setting module, and accordingly, exercise adjustment of the downward-pressing tolerance of the palm can be realized for practicers in different exercise stages, so that the adjustment of the pressure set value is gradually reduced for exercises with different exercise proficiency degrees, and the purpose of gradually increasing the exercise difficulty of simulating suspended playing of the palm is achieved. The distance between the first magnet and the second magnet can be adjusted through the lifting bolt in the finger playing part, so that the practice of different dynamics when the fingers press the keys to the bottom is realized, and the aim of gradually increasing the finger playing dynamics in stages is fulfilled. When the fingers press the corresponding keys to the bottom during the practice of the invention, the corresponding press switches are triggered, so that the voice prompt module can give out voice prompt to prompt a practitioner that the fingers are played and pressed in place.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the structure of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a connection structure of a lifting bolt and a first magnet according to the present invention;

fig. 4 is a schematic diagram of a standard piano playing hand type.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

Referring to fig. 1 to 3, an embodiment of the present invention provides a piano hand type exercise device, including a palm shape holding portion and a finger playing portion disposed at a front end of the palm shape holding portion, where the palm shape holding portion includes a base 1, a groove 3 is formed in the base 1 along a longitudinal direction, a palm contact body 2 having a hemispherical top end is slidably connected in the groove 3 along the longitudinal direction, a bottom of the palm contact body 2 is supported in the groove 3 through an elastic support rod 4, a pressure sensor 5 is disposed between the top end of the elastic support rod 4 and the bottom of the palm contact body 2, a vibration module 20 is disposed in the palm contact body 2, and the palm contact body 2 and a side wall of the groove 3 are slidably connected through a first longitudinal guide groove 6 and a first guide block 7; the seat body 1 is also internally provided with a controller 27 and a power supply module 22, and the seat body 1 is provided with a setting module 23; the pressure sensor 5, the vibration module 20 and the setting module 23 are respectively in signal connection with a controller 27, and the controller 27 is electrically connected with the power module 22; pressure sensor 5 is used for detecting the produced extrusion force between palm contact body 2 and the elastic support pole 4, controller 27 is used for confirming whether the extrusion force is greater than the extrusion force setting value that setting module 23 set up, works as the extrusion force is greater than when the extrusion force setting value, controller 27 control vibrations module 20 shakes the suggestion. The invention can realize the piano playing practice when the palm is in a suspended state during the playing of a real piano, so that a practicer can approach the real playing condition during the piano hand type practicing, the finger playing force is well exercised, and the piano playing hand type practicing is effectively realized. The palm contact body, the pressure sensor and the controller can determine the pressure of the palm to the palm contact body, when the pressure exceeds a set value, the vibration module is used for vibration prompt to remind a practicer that the palm does not need to exert force downwards so as to avoid support during exercise, so that the practicer is promoted to simulate playing when the palm is suspended, the pressure set value can be adjusted through the setting module, and accordingly, exercise adjustment of the downward-pressing tolerance of the palm can be realized for practicers in different exercise stages, so that the adjustment of the pressure set value is gradually reduced for exercises with different exercise proficiency degrees, and the purpose of gradually increasing the exercise difficulty of simulating suspended playing of the palm is achieved.

Further, the fingering part comprises a key bearing seat 8 fixedly connected with the seat body 1, a plurality of key mounting grooves 28 provided with keys 17 are arranged on the key bearing seat 8 in parallel, wherein each key 17 is connected with the corresponding key mounting groove 28 in a longitudinal sliding manner, a first magnet accommodating cavity 11 with a downward opening is arranged at the bottom of each key 17, a first magnet 12 is connected in the first magnet accommodating cavity 11 in a longitudinal sliding manner, the upper surface of the first magnet 12 is hinged with the lower end of the lifting bolt 14, the lifting bolt 14 is in threaded connection with the screw hole 13, the screw hole 13 is arranged in the key 17 in a longitudinal manner, the upper end of the screw hole 13 is communicated with the outside, and the top end of the lifting bolt 14 is provided with a screwdriver slot opening for rotating the lifting bolt 14; the bottom of each key mounting groove 28 is located under the corresponding first magnet 12 and is further provided with a second magnet accommodating cavity 9, a second magnet 10 is fixed in the second magnet accommodating cavity 9, opposite ends of the first magnet 12 and the second magnet 10 are a pair of repelling magnetic poles, and the position of the first magnet 12 in the corresponding first magnet accommodating cavity 11 in the longitudinal direction can be adjusted by adjusting the lifting bolt 14 in each screw hole 13. The distance between first magnet and the second magnet can be adjusted through the jack bolt in the portion of playing the finger to realize that the finger presses the exercise of the different dynamics of button when bottoming, through the position height of the first magnet of gradual adjustment in the exercise process at longitudinal direction, can reach the purpose that progressively increases the dynamics of playing the finger stage by stage.

Further, a plurality of identification points 24 for determining the height position of the corresponding bolt 13 in the screw hole 13 are provided in the screw hole 13 along the longitudinal direction of the screw hole 13. The plurality of identification points can accurately determine the adjustment height of the bolt, so that the height adjustment of the first magnet 12 in the stage exercise process is accurately realized, and the adjustment of the key playing strength is realized.

Further, the structure that the upper surface of the first magnet 12 is hinged to the lower end of the lifting bolt 14 is as follows: a concave cavity 26 is formed in the upper surface of the first magnet 12, a block 25 is arranged at the lower end of the lifting bolt 14, the block 25 is clamped in the concave cavity 26 and can rotate along with the rotation of the lifting bolt 14, and when the lifting bolt 14 rotates to lift, the block 25 is driven to move up and down, so that the block 25 drives the first magnet 12 to move up and down.

Further, the base body 1 is further provided with a sound prompt module 19, the sound prompt module 19 is in signal connection with the controller 27 through the plurality of press switches 18, and after the controller 27 receives a pressed signal sent by a certain press switch 18, the sound prompt module 19 is controlled to send out prompt sound, wherein one press switch 18 is arranged at the bottom of each key installation groove 28. During the exercise, when the corresponding button is pressed to the end by the finger, the corresponding press switch is triggered, so that the voice prompt module sends out voice prompt to prompt a practicer that the finger has been played and pressed in place.

Further, a second guide block 16 is disposed on a side wall of each key 17, a second longitudinal guide groove 15 is disposed on a side wall of the corresponding key mounting groove 28, and each key 17 is slidably connected with the corresponding key mounting groove 28 through the second guide block 16 and the second longitudinal guide groove 15.

Furthermore, universal rollers 21 are arranged at the bottom of the base 1 and the bottom of the key bearing base 8. The purpose that the hand needs to be stretched to the remote key for playing in the process of simulating playing can be achieved through the rolling of the universal idler wheel, specifically, when the simulated hand stretches to the remote key for playing, the universal idler wheel can roll, so that the hand can conveniently drive the whole hand type exercise device to move to the remote position, and then the key provided by the invention is further pressed through fingers, so that the simulated hand stretches to the remote piano key for playing exercise.

Furthermore, the elastic supporting rod 4 comprises a cylinder body 4-1, the lower end of the cylinder body 4-1 is fixed on the bottom of the groove 3, a rod body 4-2 is sleeved in the cylinder body 4-1, a supporting spring 4-3 is connected between the lower end of the rod body 4-2 and the lower end of the interior of the cylinder body 4-1, and the pressure sensor 5 is arranged between the upper end of the rod body 4-2 and the bottom of the palm contact body 2. The controller 27 is a single chip microcomputer or a PLC controller.

In summary, the embodiments of the present invention provide a piano hand type exercise device, which can implement piano playing exercise when a palm is in a suspended state during real piano playing, so that an exerciser can approach the real playing status during piano hand type exercise, exercise the playing force of fingers well, and effectively implement piano playing hand type exercise. The palm contact body, the pressure sensor and the controller can determine the pressure of the palm to the palm contact body, when the pressure exceeds a set value, the vibration module is used for vibration prompt to remind a practicer that the palm does not need to exert force downwards so as to avoid support during exercise, so that the practicer is promoted to simulate playing when the palm is suspended, the pressure set value can be adjusted through the setting module, and accordingly, exercise adjustment of the downward-pressing tolerance of the palm can be realized for practicers in different exercise stages, so that the adjustment of the pressure set value is gradually reduced for exercises with different exercise proficiency degrees, and the purpose of gradually increasing the exercise difficulty of simulating suspended playing of the palm is achieved. The distance between the first magnet and the second magnet can be adjusted through the lifting bolt in the finger playing part, so that the practice of different dynamics when the fingers press the keys to the bottom is realized, and the aim of gradually increasing the finger playing dynamics in stages is fulfilled. When the fingers press the corresponding keys to the bottom during the practice of the invention, the corresponding press switches are triggered, so that the voice prompt module can give out voice prompt to prompt a practitioner that the fingers are played and pressed in place.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The utility model provides a piano hand type exercise device, includes palm shape holding portion and locates the portion of playing of finger of palm shape holding portion front end, its characterized in that, palm shape holding portion includes pedestal (1), set up on pedestal (1) along fore-and-aft recess (3), set up to hemispherical palm contact (2) on the top along longitudinal sliding connection in recess (3), the bottom of palm contact (2) supports in recess (3) through elastic support pole (4), wherein be equipped with pressure sensor (5) between the top of elastic support pole (4) and the bottom of palm contact (2), be equipped with vibrations module (20) in palm contact (2), through first longitudinal guide way (6) and first guide block (7) sliding connection between the lateral wall of palm contact (2) and recess (3); the seat body (1) is also internally provided with a controller (27) and a power supply module (22), and the seat body (1) is provided with a setting module (23); the pressure sensor (5), the vibration module (20) and the setting module (23) are respectively in signal connection with a controller (27), and the controller (27) is electrically connected with the power supply module (22); the pressure sensor (5) is used for detecting extrusion force generated between the palm contact body (2) and the elastic supporting rod (4), the controller (27) is used for determining whether the extrusion force is larger than an extrusion force set value set by the setting module (23), and when the extrusion force is larger than the extrusion force set value, the controller (27) controls the vibration module (20) to perform vibration prompt; the finger playing part comprises a key bearing seat (8) fixedly connected with the seat body (1), a plurality of key mounting grooves (28) provided with keys (17) are arranged on the key bearing seat (8) in parallel, each key (17) is connected with the corresponding key mounting groove (28) in a longitudinal sliding manner, a first magnet accommodating cavity (11) with a downward opening is formed in the bottom of each key (17), a first magnet (12) is connected in the first magnet accommodating cavity (11) in a longitudinal sliding manner, and the upper surface of the first magnet (12) is hinged with the lower end of the lifting bolt (14); the structure that the upper surface of the first magnet (12) is hinged with the lower end head of the lifting bolt (14) is as follows: a concave cavity (26) is formed in the upper surface of the first magnet (12), a block body (25) is arranged at the lower end of the lifting bolt (14), the block body (25) is clamped in the concave cavity (26) and can rotate along with the rotation of the lifting bolt (14), and when the lifting bolt (14) rotates to lift, the block body (25) is driven to move up and down, so that the block body (25) drives the first magnet (12) to move up and down; the lifting bolt (14) is in threaded connection with the screw hole (13), the screw hole (13) is longitudinally arranged in the key (17), the upper end of the screw hole (13) is communicated with the outside, and the top end of the lifting bolt (14) is provided with a screwdriver notch for rotating the lifting bolt (14); a plurality of identification points (24) used for determining the height position of the corresponding bolt (13) in the screw hole (13) are longitudinally arranged in the screw hole (13) along the screw hole (13); a second magnet accommodating cavity (9) is further formed in the bottom of each key mounting groove (28) and is located right below the corresponding first magnet (12), a second magnet (10) is fixed in the second magnet accommodating cavity (9), opposite ends of the first magnet (12) and the second magnet (10) are a pair of repelling magnetic poles, the position of the first magnet (12) in the corresponding first magnet accommodating cavity (11) in the longitudinal direction can be adjusted by adjusting a lifting bolt (14) in each screw hole (13), namely, the distance between the first magnet and the second magnet can be adjusted by adjusting the lifting bolt in the finger playing part, so that different strength exercises when the fingers press the keys to the bottom can be achieved, and the purpose of gradually increasing the finger playing strength in stages is achieved; the bottom that pedestal (1) and button bear seat (8) all is equipped with universal gyro wheel (21), can realize playing the in-process in the simulation and stretch the hand to the purpose of playing to the button in distance, when simulating the hand and stretching to when playing in distance, universal gyro wheel can roll to make the convenient whole hand type exercise device of drive of hand remove far away, then further press the button through the finger, thereby simulate the hand and stretch to the piano button in distance and carry out the exercise of playing.

2. A piano hand type exercise device according to claim 1, wherein the base (1) is further provided with a voice prompt module (19), the voice prompt module (19) is in signal connection with the controller (27) through a plurality of push switches (18), the controller (27) controls the voice prompt module (19) to emit a prompt sound after receiving a pushed signal sent from a certain push switch (18), and one push switch (18) is arranged at the bottom of each key installation groove (28).

3. A piano hand type exercise apparatus as claimed in claim 1, wherein each of the keys (17) is provided at a side wall thereof with a second guide block (16), and a corresponding key installation groove (28) is provided at a side wall thereof with a second longitudinal guide groove (15), each of the keys (17) and the corresponding key installation groove (28) being slidably coupled through the second guide block (16) and the second longitudinal guide groove (15).

4. A piano hand type exercise apparatus according to claim 1, wherein the elastic support rod (4) comprises a cylinder body (4-1), the lower end of the cylinder body (4-1) is fixed on the bottom of the groove (3), a rod body (4-2) is sleeved in the cylinder body (4-1), a support spring (4-3) is connected between the lower end of the rod body (4-2) and the lower end of the inside of the cylinder body (4-1), and the pressure sensor (5) is arranged between the upper end of the rod body (4-2) and the bottom of the palm contact body (2).

5. A piano hand type exercise device as claimed in claim 1, wherein the controller (27) is a single chip microcomputer or a PLC controller.