CN211207617U

CN211207617U - Hand shape corrector for assisting piano practice

Info

Publication number: CN211207617U
Application number: CN202020274469.5U
Authority: CN
Inventors: 焦奕博; 刘丹; 王亚雷
Original assignee: Xuchang University
Current assignee: Xuchang University
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-08-07
Anticipated expiration: 2030-03-09

Abstract

The utility model relates to a hand type unscrambler of supplementary piano exercise, including the mounting bracket, the mounting bracket can be dismantled and set up on the musical instrument body curb plate of piano, be provided with first spout on the planking of mounting bracket, the outside of first spout is provided with branch, threaded connection has the second bolt on the branch, the second bolt is connected with the screw thread seat threaded connection who sets up on the lateral surface of musical instrument body curb plate, be provided with the second spout on the branch, be provided with first slide bar and second slide bar in the second spout, first slide bar and second slide bar all include square slide bar and threaded rod, the both ends of square slide bar all are fixedly connected with the threaded rod, the handing-over department of square slide bar and threaded rod all is provided with the fixed block, the threaded rod all passes through nut fixed connection with the inside and outside of branch, all be provided with two sliders on the square slide bar, the top of the slider that sets up on the first slide bar is provided with the arm; the utility model has the advantages of small volume, convenient use and difficult damage to the piano.

Description

Hand shape corrector for assisting piano practice

Technical Field

The utility model belongs to the technical field of piano auxiliary exercise equipment, concretely relates to hand shape unscrambler of supplementary piano exercise.

Background

Along with the attention of people on the talent and skill aspect of children, more and more people can lead children to choose to practice the piano in the time of break; in addition, students to music profession also often contact pianos in the times of high school and university; the piano is characterized in that the piano is a table type musical instrument, and keys are distributed in a row shape, so that the piano can be played only by lifting arms; however, for many people, especially beginners, during playing, the phenomena of unconscious arm or wrist downward movement, backward contraction, piano surface pressing and the like often occur, which are all error actions during playing the piano and are extremely unfavorable for people to practice the piano, so that the gesture correction of the players is the most basic training target for practicing the piano; the existing piano hand-type straightener adopts a method of fixing a height-limiting cross bar at the front edge of a key, but the fixing of the cross bar is easy to damage piano baking varnish or arrange a fixed rod, so that the cross bar is positioned on the fixed rod, but the volume is huge and the appearance is influenced; therefore, there is a need for a hand brace that assists in piano practice that is small, convenient to use, and not prone to damage the piano varnish.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a hand-shaped corrector which is small in size, convenient to use and not easy to damage piano baking varnish and assists piano practice.

In order to realize the purpose of the utility model, the technical proposal of the utility model is that: a hand-shaped corrector for assisting piano practice comprises a mounting rack, wherein the mounting rack is detachably arranged on a side plate of a piano body, the mounting rack comprises an upper plate, an inner plate and an outer plate, a thread seat is fixedly arranged above the side plate, the upper plate and the side plate are fixedly connected with the thread seat through a first bolt, the outer side surface of the side plate is fixedly provided with the thread seat, the outer plate of the mounting rack is provided with a first chute, the outside of the first chute is provided with a support rod, the support rod is provided with a thread hole, the support rod is in threaded connection with a second bolt, the second bolt is in threaded connection with the thread seat arranged on the outer side surface of the side plate, the support rod is provided with a second chute, the second chute is internally provided with a first slide rod and a second slide rod, the first slide rod and the second slide rod comprise a square slide rod and a threaded rod, and both ends of the square slide, the square sliding rod is fixedly connected with the inner side and the outer side of the supporting rod through nuts.

Furthermore, the square slide bars are provided with two slide blocks, arm supports are arranged above the slide blocks arranged on the first slide bar, wrist supports are arranged above the slide blocks arranged on the second slide bar, and the arm supports and the wrist supports are matched for use, so that a piano practicer can develop a good exercise habit, the stress on the wrist can be reduced, and the exercise effect is improved.

Further, the bottom of screw thread seat is provided with fixed suction cup, and fixed suction cup both can adsorb on the piano curb plate, also can remove or the adjustment position when not using.

Further, the fixed sucker is a silica gel sucker type fixed sucker, so that the threaded seat can be adsorbed on the side plate, and the appearance of the piano cannot be damaged.

Furthermore, the wrist support and the arm support are both U-shaped grooves, and leather cushion layers are arranged on the inner sides of the wrist support and the arm support, so that a user feels more comfortable when using the leather cushion layers.

Furthermore, the square sliding rod and the threaded rod are made of stainless steel, the surface of the stainless steel is smooth, the resistance is small, the stainless steel is not easy to rust, and a practicer can move the arm and the wrist freely.

The utility model has the advantages that: the utility model discloses a fixed suction cup is silica gel sucking disc formula fixed suction cup, consequently can adsorb the screw thread seat on the curb plate, can not cause the damage to the piano outward appearance again. The second bolt and the threaded seat are convenient to use in a matched mode due to the arrangement of the first sliding groove. The second sliding groove is convenient for adjusting the distance between the second sliding rod and the piano key and is also convenient for adjusting the distance between the first sliding rod and the second sliding rod; thereby satisfying users of different ages and different heights; the threaded rod is fixedly connected with the inner side and the outer side of the supporting rod through nuts, so that the first sliding rod and the second sliding rod are fixedly connected with the supporting rod, and the situation that the exercise effect is influenced by the movement of the first sliding rod and the second sliding rod in the use process of a user is avoided; an arm support is arranged above the sliding block arranged on the first sliding rod, a wrist support is arranged above the sliding block arranged on the second sliding rod, and the arm support and the wrist support are matched for use, so that a piano exerciser can form a good exercise habit, the stress on the wrist can be reduced, and the exercise effect is improved; the inner sides of the wrist support and the arm support are provided with leather cushion layers, and the leather cushion layers enable a user to feel more comfortable; in conclusion, the utility model has the advantages of small volume, convenient use and difficult damage of piano baking varnish.

Drawings

Fig. 1 is a side view of a hand brace for assisting piano practice of the present invention.

Fig. 2 is a front view of the hand brace for assisting piano practice of the present invention.

Fig. 3 is a plan view of the hand brace for assisting piano practice of the present invention.

Fig. 4 is a structural view of a mounting bracket in a hand brace for assisting in piano practice of the present invention.

Fig. 5 is a structural view of a screw seat in a hand corrector for assisting piano practice of the present invention.

Wherein: 1. The piano comprises a piano 2, a mounting frame 3, a first bolt 4, a threaded seat 5, a first sliding chute 6, a second bolt 7, a support rod 8, a second sliding chute 9, a first sliding rod 10, a nut 11, a wrist support 12, an arm support 13, a second sliding rod 14, a body side plate 15, a sliding block 16, a square sliding rod 17, a threaded rod 18, a fixing block 19, an upper plate 20, an inner plate 21, an outer plate 22 and a fixing sucker.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 5, a hand-type corrector for assisting piano practice comprises a mounting frame 2, wherein the mounting frame 2 is detachably arranged on a side plate 14 of a piano body 1, the mounting frame 2 comprises an upper plate 19, an inner plate 20 and an outer plate 21, a thread seat 4 is fixedly arranged above the side plate 14, the upper plate 19 and the side plate 14 are fixedly connected with the thread seat 4 through a first bolt 3, the outer side surface of the side plate 14 is fixedly provided with the thread seat 4, the outer plate 21 of the mounting frame 2 is provided with a first sliding groove 5, a support rod 7 is arranged outside the first sliding groove 5, a threaded hole is arranged on the support rod 7, a second bolt 6 is connected with the support rod 7 through a thread, the second bolt 6 is in threaded connection with the thread seat 4 arranged on the outer side surface of the side plate 14, a second sliding groove 8 is arranged on the support rod 7, a first sliding rod 9 and a second sliding rod 13 are arranged in the second sliding groove, the second sliding chute 8 is convenient for adjusting the distance between the second sliding rod 13 and the piano key, and is also convenient for adjusting the distance between the first sliding rod 9 and the second sliding rod 13; the first sliding rod 9 and the second sliding rod 13 both comprise square sliding rods 16 and threaded rods 17, two sliding blocks 15 are arranged on each square sliding rod 16, and the square sliding rods 16 are arranged to prevent the sliding blocks 15 from rotating when sliding; an arm support 12 is arranged above a sliding block 15 arranged on the first sliding rod 9, a wrist support 11 is arranged above the sliding block 15 arranged on the second sliding rod 13, threaded rods 17 are fixedly connected to two ends of the square sliding rod 16, a fixed block 18 is arranged at the joint of the square sliding rod 16 and the threaded rod 17, and the fixed block 18 can limit the sliding block 15 and prevent the sliding block 15 from moving onto the threaded rod 17; the threaded rod 17 is fixedly connected with the inner side and the outer side of the support rod 7 through nuts 10; the bottom of the threaded seat 4 is provided with a fixed sucker 22, and the fixed sucker 22 can prevent the first bolt 3 and the second bolt 6 from damaging the side plate 14; the fixed sucker 22 is a silica gel sucker type fixed sucker which can fix the screw seat 4, and the mounting frame 2 and the support rod 7 are convenient to mount; the wrist support 11 and the arm support 12 are both in U-shaped groove structures, the inner sides of the wrist support 11 and the arm support 12 are both provided with leather cushion layers, the leather cushion layers enable a user to use the wrist support more comfortably, and the wrist support 11 is narrower than the arm support 12, so that the wrist and the arm can be placed more comfortably; the wrist support 11 and the arm support 12 are matched for use, so that a good exercise habit can be formed, the stress of the wrist can be relieved, and the exercise effect is improved; the square sliding rod 16 and the threaded rod 17 are made of stainless steel.

The utility model discloses an installation method is: the utility model discloses when using, fix two screw thread seats in the curb plate top earlier, according to the keyboard height afterwards, set up two screw thread seats again in the outside of two curb plates, pass through first bolt fastening with the mounting bracket on the curb plate afterwards, pass through the outside of second bolt fastening at two mounting bracket planks with two branches afterwards, have two first slide bars and the second slide bar fixed mounting that have the slider respectively in the second spout that sets up on branch.

Claims

1. The utility model provides a hand type unscrambler of supplementary piano exercise, includes the mounting bracket, the mounting bracket can be dismantled and set up on the body curb plate of piano, its characterized in that: the mounting frame comprises an upper plate, an inner plate and an outer plate, a thread seat is fixedly arranged above the side plate of the musical instrument body, the upper plate and the side plate of the musical instrument body are fixedly connected with the thread seat through a first bolt, the outer side surface of the side plate of the musical instrument body is fixedly provided with a thread seat, the outer plate of the mounting frame is provided with a first chute, the outer part of the first chute is provided with a support rod, the support rod is provided with a threaded hole, the support rod is in threaded connection with a second bolt, the second bolt is in threaded connection with the thread seat arranged on the outer side surface of the side plate of the musical instrument body, the support rod is provided with a second chute, a first slide bar and a second slide bar are arranged in the second chute, the first slide bar and the second slide bar respectively comprise a square slide bar and a threaded rod, both ends of the square slide bar are fixedly connected with threaded, the threaded rod is fixedly connected with the inner side and the outer side of the supporting rod through nuts, the square sliding rods are provided with two sliding blocks, an arm support is arranged above the sliding block arranged on the first sliding rod, and a wrist support is arranged above the sliding block arranged on the second sliding rod.

2. The hand brace for assisting in piano practice of claim 1, wherein: and a fixed sucker is arranged at the bottom of the threaded seat.

3. The hand brace for assisting piano practice of claim 2, wherein: the fixed sucker is a silica gel sucker.

4. The hand brace for assisting in piano practice of claim 1, wherein: the wrist support and the arm support are both U-shaped grooves, and leather cushion layers are arranged on the inner sides of the wrist support and the arm support.

5. The hand brace for assisting in piano practice of claim 1, wherein: the square sliding rod and the threaded rod are made of stainless steel.