Easily-spliced wood-wool sound-absorbing board for automotive trim

Abstract

The utility model discloses an easily spliced wood-wool acoustic board for automotive trim, which comprises two board body components 1 and a board body component 2, the two board body components 1 are spliced together, the board body component 2 is spliced with one of the board body components 1, the board body component 1 comprises two side boards 1, a middle board 1 and two wall boards 1, and the two side boards 1 are spliced together. The two first side plates are connected to the two sides of the first middle plate in a clamped mode respectively, one ends of the two first wall plates are connected to one sides of the two first side plates in a clamped mode, and the second plate body assembly comprises a second middle plate, two second side plates and two second wall plates. The boards applied to the first board body assembly and the second board body assembly are wood-wool sound-absorbing boards, sound reflection and echoes can be effectively reduced, the acoustic effect of space is improved, the environment in a vehicle is quiet and comfortable, the performance of a sound system can be improved, noise and resonance are reduced, the overall sound quality is improved, meanwhile, the materials belong to environment-friendly materials, and the cost is low. The weight is light, too much burden cannot be added to the vehicle, and the device is suitable for various vehicle types.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automotive interior, specifically relates to a wood wool sound absorption board for easy splicing of automotive interior. BACKGROUND

[0002] The automotive interior board is one of the main interior parts of the automobile, which is installed on the side wall of the vehicle body or the door of the driving and riding space to realize the decoration of the vehicle body, the sound insulation and the protection of the passengers. The business car and SUV are often used for long-distance travel or receiving customers. In the use scene, the office environment and the rest environment in the car require higher comfort, airtightness, privacy and sound absorption board laying.

[0003] For example, a kind of automobile injection molding interior board with the application number CN201120097245.2 and the authorization announcement day of 20110928, it also includes flexible material fabric, the flexible material fabric pressure joint is on the outer surface of interior board body (1).The automobile injection molding interior board is comfortable in touch, sound insulation is good and not easy to be hurt when accidentally colliding.

[0004] According to the vehicle body structure and the size of the interior space, the interior space of the business car and SUV is larger than that of the general car, and the propagation and reflection of noise in the car can be more obvious. The sound insulation measures of some business cars can not be as comprehensive as high-end cars, resulting in higher noise. Therefore, it is urgent to design a wood wool sound absorption board for easy splicing of automotive interior to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a wood wool sound absorption board for easy splicing of automotive interior to solve the above problems in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0007] A wood wool sound absorption board for easy splicing of automotive interior, comprising two plate body assemblies one and two, two plate body assemblies one are spliced together, one of the plate body assemblies one and two is spliced together, the plate body assembly one comprises two side plates one, a middle plate one and two wall plates one, two side plates one are respectively clamped on both sides of the middle plate one, and one end of two wall plates one is clamped on one side of two side plates one, the plate body assembly two comprises a middle plate two, two side plates two and two wall plates two, two side plates two are respectively clamped on both sides of the middle plate two, and two wall plates two are respectively clamped on one side of two side plates two, the side plate one, the middle plate one, the wall plate one, the middle plate two, the side plate two and the wall plate two all comprise a core plate, the outer walls on both sides of the core plate are all attached with sound absorption layers, and the sound absorption layers and the core plate are wrapped with elastic layers outside, and the elastic layers are sprayed with a decorative layer outside.

[0008] Further, the outer wall of the intermediate plate one and the intermediate plate two is provided with a plurality of clamping grooves one, and the outer wall of the intermediate plate one, the intermediate plate two, the side plate one and the side plate two is integrally formed with a clamping block one.

[0009] Further, the outer wall of the intermediate plate one and the intermediate plate two is provided with a plurality of clamping grooves one, and the outer wall of the intermediate plate one, the intermediate plate two, the side plate one and the side plate two is integrally formed with a clamping block one.

[0010] Further, the outer wall of the intermediate plate one and the intermediate plate two is provided with a plurality of clamping grooves one, and the outer wall of the intermediate plate one, the intermediate plate two, the side plate one and the side plate two is integrally formed with a clamping block one.

[0011] Further, the outer wall of the intermediate plate one and the intermediate plate two is provided with a plurality of clamping grooves one, and the outer wall of the intermediate plate one, the intermediate plate two, the side plate one and the side plate two is integrally formed with a clamping block one.

[0012] Further, the outer wall of the intermediate plate one and the intermediate plate two is provided with a plurality of clamping grooves one, and the outer wall of the intermediate plate one, the intermediate plate two, the side plate one and the side plate two is integrally formed with a clamping block one.

[0013] Further, the outer wall of the intermediate plate one and the intermediate plate two is provided with a plurality of clamping grooves one, and the outer wall of the intermediate plate one, the intermediate plate two, the side plate one and the side plate two is integrally formed with a clamping block one.

[0014] In the above technical scheme, the wood wool sound absorption plate for automobile interior provided by the utility model has the beneficial effects that:

[0015] (1) The plate body assembly one and the plate body assembly two are provided, and the plate material applied by the plate body assembly one and the plate body assembly two is the wood wool sound absorption plate, so that the reflection and echo of sound can be effectively reduced, the acoustic effect of the space is improved, the environment in the vehicle is more quiet and comfortable, the performance of the sound system is improved, the noise and resonance are reduced, the overall sound quality is improved, the material is an environmental protection material, the weight is light, the vehicle is not increased with too much burden, and the wood wool sound absorption plate is suitable for various vehicle models; the wood wool sound absorption plate can be cut at will, the demand of different spaces is met, the wood wool sound absorption plate also has certain heat insulation performance, the temperature in the vehicle can be maintained, the comfort is improved, and the wood wool sound absorption plate can maintain good performance under the condition that the surface is kept dry through regular cleaning, without complex maintenance.

[0016] (2) Through the setting of the core plate, the elastic layer and the veneer layer, the core plate is made of metal or high-strength plastic, which can greatly improve the strength of the plate body assembly one and the plate body assembly two, reduce the probability of damage of the plate body assembly one and the plate body assembly two under impact, greatly improve the bearing capacity of the plate body assembly one and the plate body assembly two, the elastic layer can improve the impact resistance of the plate body assembly one and the plate body assembly two, and the veneer layer can improve the appearance of the plate body assembly one and the plate body assembly two.

[0017] (3) Through the setting of the clamping groove one, the clamping groove one, the clamping block one, the clamping block one, the embedding groove one, the embedding block one, the setting groove one, the mounting groove one, the mounting groove one, the clamping groove one, the clamping groove one, the embedding groove one, the setting groove one, the mounting groove one is the mortise and tenon structure, which is matched with the mortise and tenon structure of the clamping block one, the clamping block one, the embedding block one and the mounting block one, so as to reduce the difficulty of assembling the plate body assembly one and the plate body assembly two, and facilitate the workers to splice. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0019] Figure 1 The overall structure schematic view of the wood wool sound absorption panel for automobile interior decoration is provided.

[0020] Figure 2 The plate body assembly one structure schematic view of the wood wool sound absorption panel for automobile interior decoration is provided.

[0021] Figure 3 The intermediate plate one structure schematic view of the wood wool sound absorption panel for automobile interior decoration is provided.

[0022] Figure 4 The side plate one structure schematic view of the wood wool sound absorption panel for automobile interior decoration is provided.

[0023] Figure 5 The wallboard one structure schematic view of the wood wool sound absorption panel for automobile interior decoration is provided.

[0024] Figure 6 The plate body assembly two structure schematic view of the wood wool sound absorption panel for automobile interior decoration is provided.

[0025] Figure 7The utility model provides an intermediate plate secondary structure schematic diagram for a wood wool sound absorption board for automobile interior decoration easy to splice.

[0026] Figure 8 The utility model provides a side plate two structure schematic diagram for a wood wool sound absorption board for automobile interior decoration easy to splice.

[0027] Figure 9 The utility model provides a wallboard two structure schematic diagram for a wood wool sound absorption board for automobile interior decoration easy to splice.

[0028] Figure 10 The utility model provides an intermediate plate one, a side plate one, a wallboard one, an intermediate plate two, a side plate two and a wallboard two structure schematic diagram for a wood wool sound absorption board for automobile interior decoration easy to splice

[0029] Mark explanation:

[0030] 1, board assembly one;2, board assembly two;3, intermediate plate one;4, side plate one;5, wallboard one;6, card slot one;7, card slot one;8, card block one;9, card block one;10, embedding groove one;11, embedding block one;12, arrangement groove one;13, installation groove one;14, installation block one;15, intermediate plate two;16, side plate two;17, wallboard two;18, core plate;19, sound absorption layer;20, elastic layer;21, veneer. Specific implementation

[0031] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be introduced further in detail below in conjunction with the drawings.

[0032] As Figures 1-10 The utility model discloses a wood wool sound absorption board for automobile interior decoration easy to splice, including two board assembly one 1, board assembly two 2, two board assembly one 1 is spliced together, and board assembly two 2 is spliced together with one of board assembly one 1, and board assembly one 1 includes two side plate one 4, intermediate plate one 3, two wallboard one 5, two side plate one 4 is respectively connected in intermediate plate one 3 both sides, and two wallboard one 5 one end is connected in two side plate one 4 one side, and board assembly two 2 includes intermediate plate two 15, two side plate two 16, two wallboard two 17, two side plate two 16 is respectively connected in intermediate plate two 15 both sides, and two wallboard two 17 is respectively connected in two side plate two 16 one side, and side plate one 4, intermediate plate one 3, wallboard one 5, intermediate plate two 15, side plate two 16, wallboard two 17 all include core plate 18, and the both sides outer wall of core plate 18 all are bonded with sound absorption layer 19, and two sound absorption layer 19 and core plate 18 outside are wrapped with elastic layer 20, and the outside of elastic layer 20 is sprayed with veneer 21.

[0033] Specifically, in the embodiment, two plate body assemblies one 1 are spliced together, and the plate body assembly two 2 is spliced with one of the plate body assemblies one 1, the plate body assembly one 1 comprises two side plates one 4, a middle plate one 3 and two wall plates one 5, the two side plates one 4 are respectively connected on the two sides of the middle plate one 3, and the two wall plates one 5 are respectively connected on one side of the two side plates one 4, the plate body assembly two 2 comprises a middle plate two 15, two side plates two 16 and two wall plates two 17, the two side plates two 16 are respectively connected on the two sides of the middle plate two 15, and the two wall plates two 17 are respectively connected on one side of the two side plates two 16, the side plate one 4, the middle plate one 3, the wall plate one 5, the middle plate two 15, the side plate two 16 and the wall plate two 17 all comprise a core plate 18, the core plate 18 is made of metal or high-strength plastic, the strength of the plate body assembly one 1 and the plate body assembly two 2 can be greatly improved, the probability of damage of the plate body assembly one 1 and the plate body assembly two 2 due to impact can be reduced, the outer walls on the two sides of the core plate 18 are all attached with sound-absorbing layers 19, the sound-absorbing layers 19 are wood wool sound-absorbing plates, the reflection and echo of sound can be effectively reduced, the acoustic effect of the space can be improved, the environment in the vehicle is more quiet and comfortable, and the two sound-absorbing layers 19 and the core plate 18 are wrapped with elastic layers 20, the elastic layers 20 are made of rubber material, the impact resistance of the plate body assembly one 1 and the plate body assembly two 2 can be improved, the outer surface of the plate body assembly one 1 and the plate body assembly two 2 is sprayed with a decorative layer 21, the decorative layer 21 is formed by paint spraying, and the appearance of the plate body assembly one 1 and the plate body assembly two 2 can be improved.

[0034] The wood wool sound-absorbing plate for automobile interior decoration is easy to splice, the plate materials applied to the plate body assembly one 1 and the plate body assembly two 2 are all wood wool sound-absorbing plates, the reflection and echo of sound can be effectively reduced, the acoustic effect of the space can be improved, the environment in the vehicle is more quiet and comfortable, the performance of the sound system can be improved, noise and resonance can be reduced, the overall sound quality can be improved, the material is an environmental protection material, the weight is light, the vehicle is not loaded with too much burden, and the wood wool sound-absorbing plate is suitable for various vehicle models; the wood wool sound-absorbing plate can be cut at will, the demand of different spaces can be met, the wood wool sound-absorbing plate also has certain heat insulation performance, the temperature in the vehicle can be maintained, the comfort is improved, in particular in extreme weather, the wood wool sound-absorbing plate only needs to be cleaned regularly and kept dry on the surface, and the good performance of the wood wool sound-absorbing plate can be maintained, and the wood wool sound-absorbing plate does not need complex maintenance.

[0035] In one embodiment of the utility model, Figures 3-5 and Figures 7-9As shown, the intermediate plate one 3 and the intermediate plate two 15 are provided with a plurality of clamping grooves 6 on the outer wall, the intermediate plate one 3, the intermediate plate two 15, the side plate one 4 and the side plate two 16 are integrally formed with a clamping block 8 on one side of the outer wall, the intermediate plate one 3 and the side plate one 4 are provided with a plurality of clamping grooves 7 on one side of the outer wall, one of the clamping blocks 8 on the intermediate plate one 3 is clamped in the clamping groove 7 on the other intermediate plate one 3, the clamping block 8 on the intermediate plate two 15 is clamped in the clamping groove 7 on the other intermediate plate one 3, the clamping block 8 on the side plate two 16 is clamped in the clamping groove 7 on the other side plate one 4, the clamping block 8 on the side plate one 4 is clamped in the clamping groove 7 on one of the side plate one 4, the side plate one 4 and the side plate two 16 are integrally formed with a plurality of clamping blocks 9 on one side of the outer wall, the side plate one 4 and the intermediate plate one 3 are combined together through the cooperation of the clamping block 9 and the clamping groove 6, the wall plate one 5 and the side plate one 4 are combined together through the cooperation of the embedding block 11 and the embedding groove 10, so that the plate body assembly one 1 is formed, and then the above operation is continued, so that a plurality of plate body assemblies one 1 are formed, and then the side plate two 16 and the intermediate plate two 15 are installed together through the cooperation of the clamping block 9 and the clamping groove 6, the wall plate two 17 and the side plate two 16 are installed together through the cooperation of the embedding block 11 and the embedding groove 10, the clamping block 9 is clamped in the clamping groove 6, the side plate one 4 and the side plate two 16 are provided with a plurality of embedding grooves 10 on one side of the outer wall, the wall plate one 5 and the wall plate two 17 are integrally formed with an installation block 14 on one side of the outer wall, the wall plate one 5 is provided with a plurality of installation grooves 13 on one side of the outer wall, the installation block 14 and the installation groove 13 are matched to combine the wall plate one 5 and the wall plate one 5 together, the installation block 14 on one of the wall plate one 5 is clamped in the installation groove 13 on the other wall plate one 5, the installation block 14 on the wall plate two 17 is clamped in the installation groove 13 on one of the wall plate one 5, the wall plate one 5 and the wall plate two 17 are provided with a plurality of installation grooves 12 on one side of the outer wall, the wall plate one 5 and the wall plate two 17 are integrally formed with a plurality of embedding blocks 11 on the other side of the outer wall, the embedding block 11 is matched with the embedding groove 10 to facilitate the installation of the wall plate one 5 and the wall plate two 17 on the side plate one 4 and the side plate two 16, and the embedding block 11 is clamped in the embedding groove 10.

[0036] Example 1

[0037] The wood wool sound absorption board for automobile interior is easy to splice, which comprises two board body assemblies one 1 and two board body assemblies two 2, the two board body assemblies one 1 are spliced together, the two board body assemblies two 2 are spliced with one of the two board body assemblies one 1, the two board body assemblies one 1 comprise two side plates one 4, a middle plate one 3 and two wall plates one 5, the two side plates one 4 are respectively clamped on both sides of the middle plate one 3, and the two wall plates one 5 are clamped on one side of the two side plates one 4, the two board body assemblies two 2 comprise a middle plate two 15, two side plates two 16 and two wall plates two 17, the two side plates two 16 are respectively clamped on both sides of the middle plate two 15, and the two wall plates two 17 are respectively clamped on one side of the two side plates two 16, the side plate one 4, the middle plate one 3, the wall plate one 5, the middle plate two 15, the side plate two 16 and the wall plate two 17 all comprise a core plate 18, the core plate 18 is made of metal or high-strength plastic, which can greatly improve the strength of the two board body assemblies one 1 and two board body assemblies two 2, reduce the probability of damage caused by impact, the outer walls on both sides of the core plate 18 are adhered with sound absorption layers 19, the sound absorption layers 19 are wood wool sound absorption boards, which can effectively reduce the reflection and echo of sound, improve the acoustic effect of space, make the environment in the car more quiet and comfortable, and the two sound absorption layers 19 and the core plate 18 are wrapped with elastic layers 20 outside, the elastic layers 20 are made of rubber material, which can improve the impact resistance of the two board body assemblies one 1 and two board body assemblies two 2, the elastic layers 20 are externally sprayed with finish layers 21, the finish layers 21 are composed of paint spraying, which can improve the appearance of the two board body assemblies one 1 and two board body assemblies two 2.

[0038] Example 2

[0039] The embodiment is further limited on the basis of embodiment 1, wherein a plurality of clamping grooves 6 are formed on the outer walls of the intermediate plate 3 and the intermediate plate 2, the intermediate plate 3, the intermediate plate 2, the side plate 4 and the side plate 16 are integrally formed with clamping blocks 8 on one side of the outer wall, a plurality of clamping grooves 7 are formed on the outer wall of the intermediate plate 3 and the side plate 4, the clamping block 8 on one of the intermediate plates 3 is clamped in the clamping groove 7 on the other intermediate plate 3, the clamping block 8 on the intermediate plate 2 is clamped in the clamping groove 7 on the other intermediate plate 3, the clamping block 8 on the side plate 16 is clamped in the clamping groove 7 on the other side plate 4, the clamping block 8 on the side plate 4 is clamped in the clamping groove 7 on one of the side plates 4, the side plate 4 and the side plate 16 are integrally formed with a plurality of clamping blocks 9 on one side of the outer wall, the side plate 4 and the intermediate plate 3 are combined together through the cooperation of the clamping block 9 and the clamping groove 6, the wall plate 5 and the side plate 4 are combined together through the cooperation of the embedded block 11 and the embedded groove 10, so that the plate body assembly 1 is formed, and then the above operation is continued, so that a plurality of plate body assemblies 1 are formed, and then the side plate 16 and the intermediate plate 2 are installed together through the cooperation of the clamping block 9 and the clamping groove 6, the wall plate 17 and the side plate 16 are installed together through the cooperation of the embedded block 11 and the embedded groove 10, the clamping block 9 is clamped in the clamping groove 6, a plurality of embedded grooves 10 are formed on one side of the outer wall of the side plate 4 and the side plate 16, an installation block 14 is integrally formed on one side of the outer wall of the wall plate 5 and the wall plate 17, a plurality of installation grooves 13 are formed on one side of the outer wall of the wall plate 5, the installation block 14 cooperates with the installation groove 13 to combine the wall plate 5 and the wall plate 5 together, the installation block 14 on one of the wall plates 5 is clamped in the installation groove 13 on the other wall plate 5, the installation block 14 on the wall plate 17 is clamped in the installation groove 13 on one of the wall plates 5, a plurality of installation grooves 12 are formed on one side of the outer wall of the wall plate 5 and the wall plate 17, a plurality of embedded blocks 11 are integrally formed on the other side of the outer wall of the wall plate 5 and the wall plate 17, the embedded block 11 cooperates with the embedded groove 10 to facilitate the installation of the wall plate 5 and the wall plate 17 on the side plate 4 and the side plate 16, and the embedded block 11 is clamped in the embedded groove 10.

[0040] Working principle: when the device is applied, the side plate 4 and the middle plate 3 can be combined together through the cooperation of the clamping block 9 and the clamping groove 6, the wall plate 5 and the side plate 4 can be combined together through the cooperation of the embedding block 11 and the embedding groove 10, so that the plate body assembly 1 is formed, and then the above operation is continued, so that multiple plate body assemblies 1 are formed, then the cooperation of the clamping block 8 and the clamping groove 7, the cooperation of the mounting block 14 and the mounting groove 13 can be used to splice two plate body assemblies 1 together, then the cooperation of the clamping block 9 and the clamping groove 6 can be used to install the side plate 16 and the middle plate 15 together, the cooperation of the embedding block 11 and the embedding groove 10 can be used to install the wall plate 17 and the side plate 16 together, then the cooperation of the clamping block 8 and the clamping groove 7, the cooperation of the mounting block 14 and the mounting groove 13 can be used to install the plate body assembly 2 and the plate body assembly 1 together, so that the car interior is formed, and at the same time, the safety requirements of different positions in the car interior can be met by cutting, after assembly, the plate material applied to the plate body assembly 1 and the plate body assembly 2 is wood wool sound-absorbing board, which can effectively reduce the reflection and echo of sound, improve the acoustic effect of the space, make the car interior environment more quiet and comfortable, and because the core plate 18 is made of metal or high-strength plastic, the strength of the plate body assembly 1 and the plate body assembly 2 can be greatly improved, the probability of damage of the plate body assembly 1 and the plate body assembly 2 due to impact can be reduced, the bearing capacity of the plate body assembly 1 and the plate body assembly 2 is greatly improved, and the elastic layer 20 can improve the impact resistance of the plate body assembly 1 and the plate body assembly 2, and the decorative layer 21 can improve the appearance of the plate body assembly 1 and the plate body assembly 2.

[0041] The above only describes some exemplary embodiments of the present application by way of illustration, and it is needless to say that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present application. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection claimed by the present application.

Claims

1. A wood wool sound absorbing panel for interior decoration of a vehicle, which is easy to splice, comprising two panel body assemblies (1) and (2), characterized in that, Two said plate body assembly one (1) splice together, said plate body assembly two (2) and one of the plate body assembly one (1) splice together, said plate body assembly one (1) includes two side plate one (4), intermediate plate one (3), two wall plate one (5), two said side plate one (4) is clamped on both sides of intermediate plate one (3), two said wall plate one (5) one end is clamped in two side plate one (4) one side, said plate body assembly two (2) includes intermediate plate two (15), two side plate two (16), two wall plate two (17), two said side plate two (16) is clamped on both sides of intermediate plate two (15), two said wall plate two (17) is clamped on one side of two side plate two (16), said side plate one (4), intermediate plate one (3), wall plate one (5), intermediate plate two (15), side plate two (16), wall plate two (17) all include core plate (18), the outer wall of both sides of said core plate (18) is bonded with sound absorbing layer (19), and the outer part of two sound absorbing layers (19) and core plate (18) is wrapped with elastic layer (20), the outer part of said elastic layer (20) is sprayed with veneer (21).

2. A wood wool sound absorbing panel for interior of automobile according to claim 1, wherein The outer wall of both sides of said intermediate plate one (3), intermediate plate two (15) is provided with a plurality of clamping grooves one (6), and the outer wall of one side of said intermediate plate one (3), intermediate plate two (15), side plate one (4) and side plate two (16) is integrally formed with a clamping block one (8).

3. A wood wool sound absorbing panel for interior of automobile according to claim 2, wherein The outer wall of one side of said intermediate plate one (3), side plate one (4) is provided with a plurality of clamping grooves one (7), and the clamping block one (8) on one of said intermediate plate one (3) is clamped in the clamping groove one (7) on the other intermediate plate one (3), and the clamping block one (8) on said intermediate plate two (15) is clamped in the clamping groove one (7) on the other intermediate plate one (3).

4. A wood wool sound absorbing panel for interior of automobile according to claim 3, wherein The clamping block one (8) on said side plate two (16) is clamped in the clamping groove one (7) on the other side plate one (4), and the clamping block one (8) on said side plate one (4) is clamped in the clamping groove one (7) on one of said side plate one (4).

5. A wooden flake acoustical panel according to claim 2, wherein the wooden flake acoustical panel is characterized by, The outer wall of one side of said side plate one (4), side plate two (16) is integrally formed with a plurality of clamping blocks one (9), and the clamping block one (9) is clamped in the clamping groove one (6), and the outer wall of one side of said side plate one (4), side plate two (16) is provided with a plurality of embedding grooves one (10).

6. A wood wool sound absorbing panel for interior of an automobile according to claim 5, wherein The outer wall of one side of said wall plate one (5), wall plate two (17) is integrally formed with a mounting block one (14), the outer wall of one side of said wall plate one (5) is provided with a plurality of mounting grooves one (13), and the mounting block one (14) on one of said wall plate one (5) is clamped in the mounting groove one (13) on the other wall plate one (5), and the mounting block one (14) on said wall plate two (17) is clamped in the mounting groove one (13) on one of said wall plate one (5).

7. A wood wool sound absorbing panel for interior of automobile according to claim 6, wherein The outer wall of one side of said wall plate one (5), wall plate two (17) is provided with a plurality of mounting grooves one (12), and the outer wall of the other side of said wall plate one (5), wall plate two (17) is integrally formed with a plurality of embedding blocks one (11), and the embedding block one (11) is clamped in the embedding groove one (10).

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