CN213958562U

CN213958562U - Piano lid buffer

Info

Publication number: CN213958562U
Application number: CN202022936440.1U
Authority: CN
Inventors: 闫礁
Original assignee: University of Science and Technology Liaoning USTL
Current assignee: University of Science and Technology Liaoning USTL
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-13
Anticipated expiration: 2030-12-10

Abstract

The utility model relates to a buffer technical field specifically is a piano lid buffer, the device comprises a device main body, the device main part includes the piano main part, and has the piano apron through pivot swing joint in piano main part top left side, first fluting has been seted up to piano apron bottom inner wall, and first fluting is inside to be connected with the support through the pivot, the inside damper that is provided with of piano apron, and damper include the second fluting, the second fluting has been seted up to piano apron inside, and the equal fixedly connected with bracing piece of second fluting bottom both sides inner wall, two sets of first spout has all been seted up to bracing piece inner wall both sides, and inside all sliding connection of first spout has first slider, and is two sets of all fixedly connected with stopper between the first slider. The utility model discloses a this device can effectually solve the piano apron and can slow down vibrations to the piano when closing and opening to through the interact of gasbag and third spring, played a limiting displacement.

Description

Piano lid buffer

Technical Field

The utility model relates to a buffer technical field specifically is a piano lid buffer.

Background

The piano is a keyboard instrument in Western classical music, has the beauty of the king of the instrument, and consists of eighty eight keys and a metal string soundboard, and when the piano is not used for a long time, the piano needs to be subjected to a dust-proof effect on the piano through a cover plate at the top of the piano, but because the piano is frequently used, the number of times of opening the piano cover plate is increased, and a buffer device in the traditional piano cover plate cannot well play the effect, so the buffer device of the piano cover is continuously developed and innovated, the use requirements of people are basically met at present, and some problems still exist.

Because current piano often needs debug and try it on probation, because open and the number of times of closing too frequently, the piano lid has certain weight, the inside buffer of traditional piano apron can not be fine the performance to the piano lid generally supports it through the support when opening, but traditional support mode is not fixed the support, consequently the piano apron can be closed suddenly during the use, leads to the piano to receive the damage, therefore urgently needs a piano lid buffer to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, an object of the present invention is to provide a piano lid buffering device to solve the problem that the existing piano lid buffering device proposed in the background art cannot perform a good function and the support supports unstability.

In order to achieve the above object, the utility model provides a following technical scheme: a piano cover buffer device comprises a device main body, wherein the device main body comprises a piano main body, the left side of the top end of the piano main body is movably connected with a piano cover plate through a rotating shaft, the inner wall of the bottom end of the piano cover plate is provided with a first open groove, the inside of the first open groove is connected with a bracket through a rotating shaft, the inside of the piano cover plate is provided with a damping mechanism, the damping mechanism comprises a second open groove, the inside of the piano cover plate is provided with a second open groove, the inner walls of the two sides of the bottom end of the second open groove are fixedly connected with supporting rods, the two sides of the inner walls of the two groups of supporting rods are provided with first slide grooves, the inside of the first slide grooves are slidably connected with first slide blocks, a limiting block is fixedly connected between the two groups of first slide blocks, the top end of the limiting block is fixedly connected with an inserting rod, the top ends of the two groups of inserting rods are fixedly connected with the inner wall of the top end of the second open groove, and the bottom end of the limiting block is fixedly connected with a first spring, two sets of all fixed connection in bracing piece bottom inner wall in first spring bottom, piano main part top inner wall is provided with supporting mechanism, and supporting mechanism includes the third fluting, piano main part top inner wall has seted up the third fluting, and the support bottom all places inside the third fluting, piano main part top inner wall has seted up the fifth fluting, and fifth fluting bottom inner wall has seted up the third spout, the inside sliding connection of third spout has the third slider, and third slider top fixedly connected with carriage release lever, carriage release lever left side fixedly connected with dead lever, and the dead lever inserts and establish in the hole that support right side inner wall was seted up, carriage release lever right side fixedly connected with fourth spring, and fourth spring other end fixed connection is at fifth fluting right side inner wall.

Preferably, it is two sets of one side that the inserted bar is close to another inserted bar all has the hinge bar through pivot swing joint, and the second spout has all been seted up to second fluting bottom inner wall both sides, and is two sets of inside all sliding connection of second spout has the second slider, and the hinge bar bottom all through pivot swing joint on second slider top.

Preferably, the right sides of the two groups of second sliding blocks are fixedly connected with second springs, and the other ends of the second springs are fixedly connected to the left side of the other second sliding block.

Preferably, five groups of air bags are glued on the inner wall of the second open groove at equal intervals, and the interiors of the air bags are fixedly connected with third springs.

Preferably, the inner wall of the bottom end of the third groove is glued with an anti-slip pad, and the anti-slip pad is mainly made of rubber.

Preferably, a fourth groove is formed in the inner wall of the top end of the anti-slip pad, and the outer wall of the support is attached to the inner wall of the fourth groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the piano cover buffer device is provided with a damping mechanism, a second slot is formed in the inner wall of the piano cover plate, when the piano cover plate is subjected to external force, the inserted link can slide in the supporting rod under the sliding action of the first sliding groove and the first sliding block, at the moment, under the elastic action of the first spring, the inserted link can be more stable during sliding, when the inserted link moves, the hinged link can drive the second sliding block to move in the second sliding groove, the integral stability of the device is improved through the elastic action of the second spring, the problem that the piano cover plate can slow down vibration of the piano when being closed and opened can be effectively solved through the device, and a limiting effect is achieved through the interaction of the air bag and the third spring;

2. this piano lid buffer is provided with supporting mechanism, when the piano apron is opened to needs, through stirring the carriage release lever right, make the dead lever follow the carriage release lever and move right together, it is inside rotatory through the pivot from first fluting this moment with the support, place the support bottom in third fluting inside, loosen the carriage release lever, under the elastic action through the fourth spring this moment, make the dead lever follow the elastic action of third spout and third slider and get back to initial position once more, fix the support, make the piano apron can fix it when being opened through this device, thereby the steadiness of device has been improved greatly.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

fig. 2 is a front view of the piano cover plate structure of fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 110. a piano main body; 120. a piano cover plate; 130. a first slot; 140. a support; 210. a second slot; 220. a support bar; 230. a first chute; 240. a first slider; 250. a limiting block; 260. inserting a rod; 270. a first spring; 280. a hinged lever; 281. a second chute; 282. a second slider; 283. a second spring; 290. an air bag; 291. a third spring; 310. a third slot is formed; 311. a non-slip mat; 312. a fourth slot is formed; 320. fifthly, slotting; 330. a third chute; 340. a third slider; 350. a travel bar; 360. fixing the rod; 370. and a fourth spring.

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. 1-4, the present invention provides an embodiment: a piano cover buffer device comprises a device body, the device body comprises a piano body 110, a piano cover plate 120 is movably connected on the left side of the top end of the piano body 110 through a rotating shaft, a first slot 130 is arranged on the inner wall of the bottom end of the piano cover plate 120, a bracket 140 is connected inside the first slot 130 through a rotating shaft, a damping mechanism is arranged inside the piano cover plate 120 and comprises a second slot 210, a second slot 210 is arranged inside the piano cover plate 120, supporting rods 220 are fixedly connected on the inner walls of the two sides of the bottom end of the second slot 210, first sliding grooves 230 are arranged on the two sides of the inner walls of the two groups of supporting rods 220, first sliding blocks 240 are slidably connected inside the first sliding grooves 230, a limiting block 250 is fixedly connected between the two groups of first sliding blocks 240, an inserting rod 260 is fixedly connected on the top end of the limiting block 250, and the top ends of the two groups of inserting rods 260 are fixedly connected on the inner wall of the top end of the second slot 210, the bottom ends of the limit blocks 250 are fixedly connected with first springs 270, the bottom ends of two groups of first springs 270 are fixedly connected with the inner wall of the bottom end of the support rod 220, the inner wall of the top end of the piano main body 110 is provided with a support mechanism, and the supporting mechanism includes a third slot 310, the inner wall of the top end of the piano body 110 is opened with the third slot 310, the bottom ends of the supporting frames 140 are all disposed in the third slot 310, the inner wall of the top end of the piano main body 110 is provided with a fifth slot 320, a third sliding groove 330 is formed on the inner wall of the bottom end of the fifth open groove 320, a third sliding block 340 is connected to the inside of the third sliding groove 330 in a sliding manner, the top end of the third sliding block 340 is fixedly connected with a movable rod 350, the left side of the movable rod 350 is fixedly connected with a fixed rod 360, the fixing rod 360 is inserted into a hole formed in the inner wall of the right side of the bracket 140, the fourth spring 370 is fixedly connected to the right side of the moving rod 350, and the other end of the fourth spring 370 is fixedly connected to the inner wall of the right side of the fifth slot 320.

One side of two sets of inserted bars 260 that are close to another inserted bar 260 all has articulated rod 280 through pivot swing joint, and second spout 281 has all been seted up to second slotted 210 bottom inner wall both sides, and the inside all sliding connection of two sets of second spout 281 has second slider 282, and articulated rod 280 bottom all through pivot swing joint on second slider 282 top, under the interact through articulated rod 280 and second slider 282 for the device is whole to be improved firm qualitative.

Two sets of second slider 282 right side fixedly connected with second spring 283, and the equal fixed connection in another second slider 282 left side of second spring 283 other end, through the elastic reaction of second spring 283 for articulated pole 280 drives second slider 282 and improves its stability at the inside removal of second spout 281.

Five groups of air bags 290 are glued on the inner wall of the second slot 210 at equal intervals, third springs 291 are fixedly connected inside the air bags 290, and the air bags 290 and the third springs 291 are arranged to limit the inside of the second slot 210.

The anti-slip pad 311 is glued to the inner wall of the bottom end of the third slot 310, the anti-slip pad 311 is mainly made of rubber, and the anti-slip pad 311 is arranged, so that when the support 140 is inserted into the third slot 310, the friction force of the support is increased.

Fourth slot 312 has been seted up to slipmat 311 top inner wall, and the laminating of support 140 outer wall is at fourth slot 312 inner wall, through having seted up fourth slot 312 at slipmat 311 top inner wall for support 140 can not rock easily when placing slipmat 311 inside.

The working principle is as follows: when the piano cover plate 120 is subjected to external force, the second slot 210 is formed in the piano cover plate 120, so that the inserted link 260 can slide in the support rod 220 under the sliding action of the first sliding groove 230 and the first sliding block 240, at the moment, the inserted link 260 is more stable under the elastic action of the first spring 270 when sliding, and when the inserted link 260 moves, the hinge rod 280 can drive the second sliding block 282 to move in the second sliding groove 281, the overall stability of the device is improved under the elastic action of the second spring 283, and a limiting effect is achieved through the interaction of the air bag 290 and the third spring 291;

when the piano cover plate needs to be supported, the moving rod 350 is shifted rightwards, so that the fixing rod 360 moves rightwards along with the moving rod 350, the bracket 140 rotates from the inside of the first slot 130 through the rotating shaft at the moment, the bottom end of the bracket 140 is placed in the third slot 310, the moving rod 350 is loosened, at the moment, under the elastic action of the fourth spring 370, the fixing rod 360 returns to the initial position again along with the elastic action of the third slot 330 and the third slider 340, the bracket 140 is fixed, and the operation is finished.

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.

Claims

1. The utility model provides a piano lid buffer, includes the device main part, the device main part includes piano main part (110), and has piano apron (120) through pivot swing joint on the left of piano main part (110) top, first fluting (130) have been seted up to piano apron (120) bottom inner wall, and first fluting (130) inside is connected with support (140), its characterized in that through the pivot: the damping mechanism is arranged in the piano cover plate (120) and comprises a second open slot (210), the second open slot (210) is arranged in the piano cover plate (120), the inner walls of two sides of the bottom end of the second open slot (210) are fixedly connected with supporting rods (220), two groups of the inner walls of the supporting rods (220) are both provided with first sliding chutes (230), the inner parts of the first sliding chutes (230) are both connected with first sliding blocks (240) in a sliding manner, a limiting block (250) is fixedly connected between the two groups of the first sliding blocks (240), the top end of the limiting block (250) is fixedly connected with an inserting rod (260), the top ends of the two groups of the inserting rods (260) are both fixedly connected with the inner wall of the top end of the second open slot (210), the bottom end of the limiting block (250) is both fixedly connected with a first spring (270), and the bottom ends of the two, the inner wall of the top end of the piano main body (110) is provided with a supporting mechanism, the supporting mechanism comprises a third open slot (310), the inner wall of the top end of the piano main body (110) is provided with the third open slot (310), the bottom ends of the brackets (140) are all placed in the third open slot (310), the inner wall of the top end of the piano main body (110) is provided with a fifth open slot (320), a third sliding chute (330) is arranged on the inner wall of the bottom end of the fifth open groove (320), a third sliding block (340) is connected inside the third sliding chute (330) in a sliding manner, the top end of the third sliding block (340) is fixedly connected with a movable rod (350), the left side of the movable rod (350) is fixedly connected with a fixed rod (360), the fixed rod (360) is inserted into a hole formed in the inner wall of the right side of the bracket (140), the right side of the movable rod (350) is fixedly connected with a fourth spring (370), and the other end of the fourth spring (370) is fixedly connected with the right inner wall of the fifth slot (320).

2. A piano lid cushioning device according to claim 1, wherein: two sets of inserted bar (260) are close to one side of another inserted bar (260) and all have articulated rod (280) through pivot swing joint, and second spout (281) have all been seted up to second slotted (210) bottom inner wall both sides, and are two sets of inside all sliding connection of second spout (281) has second slider (282), and articulated rod (280) bottom all is through pivot swing joint on second slider (282) top.

3. A piano lid cushioning device according to claim 2, wherein: the right sides of the two groups of second sliding blocks (282) are fixedly connected with second springs (283), and the other ends of the second springs (283) are fixedly connected to the left side of the other second sliding block (282).

4. A piano lid cushioning device according to claim 1, wherein: five groups of air bags (290) are glued on the inner wall of the second slot (210) at equal intervals, and the interiors of the air bags (290) are fixedly connected with third springs (291).

5. A piano lid cushioning device according to claim 1, wherein: and the inner wall of the bottom end of the third slot (310) is glued with a non-slip pad (311), and the non-slip pad (311) is mainly made of rubber.

6. A piano lid cushioning device according to claim 5, wherein: a fourth open groove (312) is formed in the inner wall of the top end of the anti-slip pad (311), and the outer wall of the support (140) is attached to the inner wall of the fourth open groove (312).