CN216212280U

CN216212280U - Anti-warping high-density piano plate

Info

Publication number: CN216212280U
Application number: CN202122364502.0U
Authority: CN
Inventors: 胥清亚
Original assignee: Yanggu Jinfulin Wood Industry Co ltd
Current assignee: Yanggu Jinfulin Wood Industry Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-05
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a warping-proof high-density piano plate which comprises a piano body, wherein a groove is formed in the piano body, the piano plate body is arranged in the groove, sliding grooves are formed in the piano body and the piano plate body, sliding blocks are connected in the two sliding grooves in a sliding mode, the cross section of each sliding block is rectangular, a buffer spring is fixedly connected between each sliding block and the corresponding sliding groove, a connecting rod is fixedly connected between the two sliding blocks, the connecting rod penetrates through the piano body and the piano plate body and is connected with the piano plate body in a sliding mode, two buffer mechanisms are arranged between the piano body and the piano plate body, and a decorative layer, an impact-resistant layer, a fireproof layer, a waterproof layer and a reinforcing main layer are sequentially arranged on the piano plate body from left to right. According to the utility model, the piano plate can be subjected to primary buffer protection through the deformation of the buffer spring; the piano plate can be protected again through the buffer mechanism, and the service life of the piano plate is prolonged.

Description

Anti-warping high-density piano plate

Technical Field

The utility model relates to the technical field of piano plates, in particular to a high-density piano plate capable of preventing warping.

Background

The piano plate has strict requirements on wood, and comprises materials, dimensional stability and the like, in the piano plate production process, the moisture content of the wood plate and the deflection under the action of external force are evaluated, and the problem of piano plate deformation caused by overhigh moisture content of the piano plate, poor materials, poor strength and the like in the long-term use process is avoided.

The user is using the piano to play the in-process, and the user's both feet can involuntarily play to the piano board, can cause the warping deformation of piano board in the past this long time, consequently need cushion the shock attenuation to the piano board to avoid its deformation, prolong its life.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a warping-proof high-density piano plate which can perform primary buffering protection on the piano plate through the deformation of a buffering spring; the piano plate can be protected again through the buffer mechanism, and the service life of the piano plate is prolonged.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a warp-proof high-density piano plate comprises a piano body, wherein a groove is formed in the piano body, a piano plate body is arranged in the groove, sliding grooves are formed in the piano body and the piano plate body, sliding blocks are connected in the two sliding grooves in a sliding mode, the cross sections of the sliding blocks are arranged in a rectangular mode, a buffer spring is fixedly connected between the two sliding blocks and the sliding grooves respectively, a connecting rod is fixedly connected between the two sliding blocks together, the connecting rod penetrates through and is in sliding connection with the piano plate body and the piano plate body, two buffer mechanisms are arranged between the piano body and the piano plate body, and the piano plate body is sequentially provided with a decorative layer, an impact-resistant layer, a fireproof layer, a waterproof layer and a reinforcing main layer from left to right; the impact generated can be buffered once through the deformation of the buffer spring.

Preferably, the buffering mechanism comprises deflection rods which are respectively and rotationally connected with the piano body and the piano plate body, the two deflection rods are jointly and rotationally connected with a fixed block, a first spring is jointly and fixedly connected between the two deflection rods, a telescopic rod is jointly and fixedly connected between the fixed block and the piano body, a second spring is sleeved on the outer wall of the telescopic rod, and two ends of the second spring are respectively and fixedly connected with the piano body and the fixed block; the piano plate can be protected again through the buffer mechanism, and the service life of the piano plate is prolonged.

Preferably, the decorative layer is made of a PVC plastic decorative film; the exterior of the PVC plastic decorative film is provided with patterns.

Preferably, the material of the impact-resistant layer is high-strength fiber; the high-strength fiber has the characteristics of high strength and high elasticity, and can effectively avoid the deformation of the piano plate body caused by impact.

Preferably, the fireproof layer is made of rock wool; rock wool has low inflammability, is used for fire prevention thermal-insulated.

Preferably, the waterproof layer is made of a cement-based polymer waterproof coating; the cement-based polymer waterproof coating has poor water absorption performance, and can avoid the corrosion of the piano plate body caused by the water entering.

Preferably, the material of the reinforced main layer is a multi-layer solid wood board; effectively playing a role of reinforcement.

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

1. move about through piano board body, drive the sliding block and slide in the sliding tray, make buffer spring ann compress or tensile, can once cushion the impact that produces through buffer spring's deformation.

2. The in-process that removes about piano board body can drive the deflection pole simultaneously and deflect, makes first spring compression or tensile, can once more cushion the impact of production through the deformation of first spring.

3. The deflection rod can drive the fixed block and reciprocate at the in-process that deflects, makes the telescopic link shrink or stretch out, and this in-process second spring can compress or stretch, and the deformation through the second spring can cushion the impact of production, through the many times buffering protection to the piano board body can avoid the piano board body to damage because the atress is too big and deformation, has prolonged the life of piano board body.

In conclusion, the piano plate can be subjected to primary buffer protection through the deformation of the buffer spring; the piano plate can be protected again through the buffer mechanism, and the service life of the piano plate is prolonged.

Drawings

FIG. 1 is a cross-sectional view of a high-density piano plate according to the present invention for preventing warping;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

FIG. 4 is a cross-sectional view of a piano plate in the high-density piano plate for preventing warping according to the present invention.

In the figure: the piano comprises a piano body 1, a piano plate body 2, a sliding groove 3, a sliding block 4, a buffer spring 5, a connecting rod 6, a deflection rod 7, a fixing block 8, a first spring 9, a telescopic rod 10, a second spring 11, a decorative layer 12, an impact-resistant layer 13, a fireproof layer 14, a waterproof layer 15 and a reinforcing main layer 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a high density piano plate of proof warp, including piano body 1, be equipped with the recess on the piano body 1, be equipped with piano plate body 2 in the recess, piano body 1 and piano plate body 2 all are equipped with sliding tray 3, equal sliding connection has sliding block 4 in two sliding tray 3, sliding block 4's transversal rectangle setting of personally submitting, two sliding block 4 respectively with sliding tray 3 between fixedly connected with buffer spring 5, common fixedly connected with connecting rod 6 between two sliding block 4, connecting rod 6 runs through piano body 1 and piano plate body 2 and rather than sliding connection, can once cushion the impact that produces through buffer spring 5's deformation.

Two buffering mechanisms are arranged between the piano body 1 and the piano plate body 2, each buffering mechanism comprises a deflection rod 7 which is respectively and rotationally connected with the piano body 1 and the piano plate body 2, the two deflection rods 7 are jointly and rotationally connected with a fixed block 8, a first spring 9 is jointly and fixedly connected between the two deflection rods 7, the generated impact can be buffered once again through the deformation of the first spring 9, an expansion link 10 is jointly and fixedly connected between the fixed block 8 and the piano body 1, a second spring 11 is sleeved on the outer wall of the expansion link 10, and two ends of the second spring 11 are respectively and fixedly connected with the piano body 1 and the fixed block 8; can avoid piano board body 2 to deform because of the atress is too big and damage through buffer gear, prolong piano board body 2's life.

The piano plate body 2 is sequentially provided with a decorative layer 12, an impact-resistant layer 13, a fireproof layer 14, a waterproof layer 15 and a reinforcing main layer 16 from left to right, the decorative layer 12 is made of a PVC plastic decorative film, and patterns are arranged outside the PVC plastic decorative film; the impact-resistant layer 13 is made of high-strength fibers, and the high-strength fibers have the characteristics of high strength and high elasticity, so that the piano plate body 2 can be effectively prevented from being deformed due to impact; the fireproof layer 14 is made of rock wool, and the rock wool has low inflammability and is used for fire prevention and heat insulation; the waterproof layer 15 is made of cement-based polymer waterproof paint which has poor water absorption performance and can prevent the piano plate body 2 from being corroded due to water; the multi-layer solid wood board for reinforcing the main layer 16 effectively plays a role in reinforcement.

According to the utility model, when two feet of a user collide with the piano plate body 2, the piano plate body 2 is driven to move left and right, the sliding block 4 is driven to slide in the sliding groove 3 in the process of moving the piano plate body 2 left and right, so that the buffer spring 5 is compressed or stretched, and the generated impact can be buffered for one time through the deformation of the buffer spring 5; the deflection rod 7 is driven to deflect when the piano plate body 2 moves left and right, so that the first spring 9 is compressed or stretched, and the generated impact can be buffered once again through the deformation of the first spring 9; deflect 7 at the deflection pole in-process and can drive fixed block 8 and reciprocate, make telescopic link 10 shrink or stretch out, this in-process second spring 11 can compress or stretch, can cushion the impact of production through the deformation of second spring 11, through the many times buffering protection to piano board body 2 can avoid piano board body 2 to deform because the atress is too big and damage, has prolonged piano board body 2's life.

Claims

1. The utility model provides a prevent high density piano board of perk, includes piano body (1), its characterized in that, be equipped with the recess on piano body (1), be equipped with piano board body (2) in the recess, piano body (1) and piano board body (2) all are equipped with sliding tray (3), two equal sliding connection has sliding block (4) in sliding tray (3), the transversal rectangle setting of personally submitting of sliding block (4), two sliding block (4) respectively with sliding tray (3) between fixedly connected with buffer spring (5), two common fixedly connected with connecting rod (6) between sliding block (4), connecting rod (6) run through piano body (1) and piano board body (2) and rather than sliding connection, be equipped with two buffer gear between piano body (1) and piano board body (2), piano board body (2) from left to right is equipped with decorative layer (12) in proper order, The fireproof waterproof layer comprises an impact-resistant layer (13), a fireproof layer (14), a waterproof layer (15) and a reinforcing main layer (16).

2. The warping-preventing high-density piano plate according to claim 1, wherein the buffering mechanism comprises two deflection rods (7) respectively rotatably connected with the piano body (1) and the piano plate body (2), two deflection rods (7) are rotatably connected with a fixed block (8) together, two first springs (9) are fixedly connected between the deflection rods (7) together, a telescopic rod (10) is fixedly connected between the fixed block (8) and the piano body (1) together, a second spring (11) is sleeved on the outer wall of the telescopic rod (10), and two ends of the second spring (11) are respectively fixedly connected with the piano body (1) and the fixed block (8).

3. The high-density piano plate with warp prevention function according to claim 1, wherein the decorative layer (12) is made of PVC plastic decorative film.

4. The anti-warping high-density piano plate according to claim 1, wherein the impact-resistant layer (13) is made of high-strength fibers.

5. The anti-warping high-density piano plate according to claim 1, wherein the fire-proof layer (14) is made of rock wool.

6. The high-density piano plate with warp prevention according to claim 1, wherein the waterproof layer (15) is made of a cement-based polymer waterproof coating.

7. A warp-resistant high-density piano plate according to claim 1, wherein the reinforcing main layer (16) is a multi-layer solid wood plate.