CN220167209U

CN220167209U - Sound insulation device

Info

Publication number: CN220167209U
Application number: CN202321513935.0U
Authority: CN
Inventors: 银建军; 李跃龙; 张泽皓
Original assignee: China Second Metallurgy Group Co Ltd
Current assignee: China Second Metallurgy Group Co Ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-12
Anticipated expiration: 2033-06-14

Abstract

The present utility model provides a sound insulation device, comprising: the sound insulation device comprises a support body, an inserting mechanism, an inserting body and two sound insulation mechanisms; wherein the supporting body is plate-shaped, and the two sound insulation mechanisms are respectively arranged at two sides of the supporting body; the plug-in mechanism and the plug-in body are respectively arranged at two end parts of the supporting body, the plug-in body is provided with a slot, and the plug-in mechanism is used for being inserted into the slot of the adjacent sound insulation device. According to the utility model, the two sound insulation mechanisms are respectively arranged on two sides of the support body, so that the effects of sound insulation and noise reduction can be effectively achieved, the sound insulation effect is improved, the detachable connection between the two adjacent sound insulation devices can be realized by inserting the inserting mechanism into the inserting grooves of the inserting bodies in the adjacent sound insulation devices, and even if one of the two adjacent sound insulation devices is partially damaged, the damaged sound insulation device is conveniently detached, and then the damaged sound insulation device is replaced, so that the replacement difficulty is reduced.

Description

Sound insulation device

Technical Field

The utility model relates to the technical field of sound insulation plates, in particular to a sound insulation device.

Background

The house building is house building engineering, and mainly includes house building, house matching lines, pipelines, house interior and exterior finishing engineering and the like.

In general, two adjacent acoustic panels are connected through sealant, but when the acoustic panel part is damaged, the acoustic panel part is difficult to completely take out, and the replacement difficulty is increased. And, the acoustic celotex board is through inside soundproof cotton to the sound give sound insulation and noise reduction effect, and the effect is relatively poor.

Disclosure of Invention

In view of this, the utility model provides a sound insulation device, which aims to solve the problems that the sound insulation plate is inconvenient to replace and has poor sound insulation effect in the prior art.

The utility model proposes a sound-insulating device comprising: the sound insulation device comprises a support body, an inserting mechanism, an inserting body and two sound insulation mechanisms; wherein the supporting body is plate-shaped, and the two sound insulation mechanisms are respectively arranged at two sides of the supporting body; the plug-in mechanism and the plug-in body are respectively arranged at two end parts of the supporting body, the plug-in body is provided with a slot, and the plug-in mechanism is used for being inserted into the slot of the adjacent sound insulation device.

Further, in the above sound insulation device, each sound insulation mechanism includes: the sound-absorbing block, the sound-absorbing plate and the sound-absorbing body are parallel to the supporting body; the sound absorbing plate is arranged on the side wall of the supporting body, the sound absorbing body is connected with the sound absorbing plate, a containing groove is formed in one side, facing the sound absorbing plate, of the sound absorbing body, and the sound absorbing block is arranged on the sound absorbing plate and is arranged in the containing groove; the sound absorbing body is provided with a plurality of through holes at intervals.

Further, in the above sound insulation device, the support body is provided with a filling groove, and the filling groove is filled with sound insulation cotton.

Further, in the above sound insulation device, the plugging mechanism includes: the device comprises a plug seat, a plug board and a locking mechanism; the socket is connected with the end part of the supporting body; the plug board extends along the height direction of the plug seat and is arranged on the side wall of the plug seat, and the plug board is inserted into the slot; the locking mechanism is arranged between the plug seat and the plug body and is used for locking the plug seat and the plug body.

Further, in the above sound insulation device, the locking mechanism includes: a drive mechanism and at least one locking assembly; wherein, the interior of the socket is hollow, and the driving mechanism is arranged in the socket; each locking component is arranged on the side wall of the plugging seat at intervals and is connected with the driving mechanism; the plug body is provided with at least one locking groove, and each locking component is correspondingly inserted into each locking groove; the driving mechanism is used for driving each locking component to rotate in the corresponding locking groove so as to lock the plug seat and the plug body.

Further, in the above sound insulation device, each of the locking assemblies includes: a rotating lever and a locking lever; the rotary rod is rotatably arranged on the side wall of the plug-in seat in a penetrating way, the first end of the rotary rod is arranged in the plug-in seat and is connected with the driving mechanism, and the second end of the rotary rod is vertically connected with the locking rod; each locking groove includes: the plug-in part is arranged on the side wall of the plug-in body, is vertical to the limit part and is communicated with the limit part, so that the locking groove is T-shaped, the rotating rod is rotatably arranged in the plug-in part, and the locking rod is rotatably arranged in the limit part.

Further, in the sound insulation device, each locking component is uniformly arranged along the height direction of the plugging seat; the positions of the locking grooves are in one-to-one correspondence with the positions of the locking assemblies.

Further, in the above sound insulation device, the driving mechanism includes: the driving block, the driving rod and at least one transmission assembly; the top of the plug seat is provided with an opening, and the driving block is rotatably arranged in the opening; the driving rod is connected with the driving block and extends along the height direction of the plug seat; each transmission component is arranged at intervals along the length direction of the driving rod, and each transmission component is connected with each locking component in a one-to-one correspondence manner; the driving block is used for driving the driving rod to rotate, and then driving each locking assembly to rotate through each transmission assembly.

Further, in the above sound insulation device, each transmission assembly includes: the device comprises a moving block, a moving plate and a gear; the outer wall of the driving rod is provided with threads, the moving block is provided with a through hole, and the inner wall of the through hole is provided with threads and is in threaded connection with the driving rod; the movable plate is connected with the movable block and parallel to the driving rod, and one side of the movable plate is provided with a rack; the gear is rotatably arranged in the inserting seat and meshed with the rack, and the gear is connected with the locking assembly.

Further, in the above sound insulation device, each transmission assembly further includes: a limiting block; the limiting block is connected with the moving block; the limiting groove is formed in the side wall of the plug seat, and the limiting block is slidably arranged in the limiting groove.

According to the utility model, the two sound insulation mechanisms are respectively arranged on two sides of the support body, so that the effects of sound insulation and noise reduction can be effectively achieved, the sound insulation effect is improved, in addition, the detachable connection between the two adjacent sound insulation devices can be realized through the inserting mechanism inserted into the inserting grooves of the inserting bodies in the adjacent sound insulation devices, even if one of the two adjacent sound insulation devices is partially damaged, the damaged sound insulation device is also convenient to detach, the damaged sound insulation device is replaced, the replacement difficulty is reduced, and the problems that the sound insulation plate is inconvenient to replace and the sound insulation effect is poor in the prior art are solved.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 is a schematic structural view of a sound insulation device according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a sound absorber in the sound insulation device according to the embodiment of the present utility model;

fig. 3 is a schematic structural view of a sound absorbing plate and a sound absorbing block in the sound insulating device according to the embodiment of the present utility model;

fig. 4 is a schematic structural view of a locking mechanism in the sound insulation device according to the embodiment of the present utility model;

fig. 5 is a schematic structural diagram of an inserting body in the sound insulation device according to the embodiment of the present utility model.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1 to 5, a preferred structure of the soundproof device in the present embodiment is shown. As shown, the soundproof device includes: the sound insulation device comprises a support body 1, a plug-in mechanism 2, a plug-in body 3 and two sound insulation mechanisms 4. The support body 1 has a plate shape, and two sound insulation mechanisms 4 are respectively arranged at two sides of the support body 1. Specifically, the support body 1 may be in a rectangular parallelepiped plate shape, and the two sound insulation mechanisms 4 are provided on the left and right sides of the support body 1, respectively.

The plugging mechanism 2 and the plugging body 3 are respectively disposed at two ends of the supporting body 1, specifically, one end of the supporting body 1 in the length direction (from left to right direction shown in fig. 1) is provided with the plugging mechanism 2, and the other end of the supporting body 1 in the length direction is provided with the plugging body 3. The plug body 3 is provided with a slot 31, and the plug mechanism 2 is used for being inserted into the slot 31 of the adjacent sound insulation device. Specifically, when two adjacent sound insulation devices are connected, the plugging mechanism 2 in one sound insulation device is plugged into the slot 31 of the plugging body 3 in the other sound insulation device.

It can be seen that in this embodiment, two sound insulation mechanisms 4 set up respectively in the both sides of support body 1, can play the effect of giving sound insulation, making an uproar falls effectively, the effect of giving sound insulation has been improved, and, insert in the slot 31 of inserting body 3 in locating adjacent sound insulation device through inserting mechanism 2, can realize the detachable connection between two adjacent sound insulation devices, even if one of them sound insulation device takes place the part damage in two adjacent sound insulation devices, also be convenient for dismantle the sound insulation device that damages, and then change the sound insulation device that damages, the change degree of difficulty has been reduced, the problem that the acoustic celotex board is inconvenient for changing among the prior art and the sound insulation effect is poor has been solved.

Referring to fig. 1 to 3, in the above-described embodiment, each soundproof mechanism 4 includes: a sound-absorbing block 41, a sound-absorbing plate 42 and a sound-absorbing body 43. The sound absorbing plate 42 and the sound absorbing body 43 are parallel to the support body 1, and the sound absorbing plate 42 and the sound absorbing body 43 are plate-shaped. The sound absorbing plate 42 is arranged on the side wall of one side of the support body 1, the sound absorbing body 43 is connected with the sound absorbing plate 42, then the sound absorbing plate 42 is arranged between the support body 1 and the sound absorbing body 43, the sound absorbing plate 42 is attached to the side wall of the support body 1, a containing groove 432 is formed in one side of the sound absorbing body 43 facing the sound absorbing plate 42, specifically, the sound absorbing body 43 has a certain thickness, the containing groove 432 is formed in one side of the sound absorbing body 43 facing the sound absorbing plate 42, and the containing groove 432 is quadrilateral.

The sound-absorbing block 41 is provided to the sound-absorbing plate 42, and the sound-absorbing block 41 is placed in the accommodating groove 432, specifically, the shape and size of the sound-absorbing block 41 match the shape and size of the accommodating groove 432, and the size of the sound-absorbing block 41 is smaller than the size of the sound-absorbing plate 42.

The sound absorbing body 43 is provided with a plurality of through holes 431 at intervals, and each through hole 431 is communicated with the accommodating groove 432, that is, the accommodating groove 432 can be communicated with the outside through each through hole 431.

It can be seen that, in this embodiment, the two sides of the support body 1 are respectively provided with the sound absorbing boards 42, the outsides of the two sound absorbing boards 42 are respectively provided with the sound absorbing bodies 43, one side of each sound absorbing body 43 facing the sound absorbing board 42 is provided with the accommodating groove 432 for accommodating the sound absorbing block 41, and each sound absorbing body 43 is provided with a plurality of through holes 431, so that the sound waves of the external sound are sequentially contacted with the sound absorbing block 41 and the sound absorbing board 42 after passing through the through holes 431 on the sound absorbing body 43, and the sound absorbing block 41 and the sound absorbing board 42 buffer and absorb the sound waves, thereby improving the effects of sound insulation and noise reduction.

In order to further improve the sound insulation and noise reduction effect of the sound insulation device, the support body 1 is provided with a filling groove, sound insulation cotton is filled in the filling groove, specifically, the center of the support body 1 is provided with the filling groove, the filling groove penetrates through the thickness direction of the support body 1, the sound insulation cotton is arranged in the filling groove, and the sound insulation cotton further reduces scattering of sound waves.

Referring to fig. 1, 4 and 5, in the above embodiments, the plugging mechanism 2 includes: a socket 21, a plug board 22 and a locking mechanism. Wherein the socket 21 is connected with the end of the support body 1. Specifically, the socket 21 is perpendicular to the plate body of the support body 1, and the socket 21 and the support body 1 form a T shape. The height of the socket 21 (the up-down direction shown in fig. 1 is the height direction) is equal to the height of the support body 1 (the up-down direction shown in fig. 1 is the height direction). The plug body 3 is arranged at the other end part of the support body 1, the plug body 3 is vertical to the plate body of the support body 1, the plug body 3 and the support body 1 are in a T shape, the plug body 3, the plug seat 21 and the support body 1 form an I-shaped structure, and two end parts of the two sound insulation mechanisms 4 are respectively contacted with the plug body 3 and the plug seat 21. The slot 31 extends in the height direction of the socket body 3 (the up-down direction shown in fig. 1), and the height of the slot 31 is equal to the height of the socket body 3, and the height of the socket body 3 is equal to the height of the support body 1.

The plug board 22 extends in the height direction (the top-to-bottom direction shown in fig. 1) of the socket 21, and the plug board 22 is disposed on a side wall of the socket 21, specifically, one side wall of the socket 21 is connected with the support body 1, the other side wall of the socket 21 is provided with the plug board 22, and the plug board 22 is perpendicular to the side wall of the socket 21. The height of the plug 22 may be equal to the height of the supporting body 1. The plug 22 is inserted into the slot 31 of the plug body 3 in the adjacent sound insulation device.

The locking mechanism is arranged between the plug seat 21 and the plug body 3, and is used for locking the plug seat 21 and the plug body 3.

In specific implementation, two plug boards 22 are arranged in parallel, and correspondingly, two slots 31 are also arranged in parallel, and the two plug boards 22 are inserted into the two slots 31 in a one-to-one correspondence.

It can be seen that, in this embodiment, when two sound insulation devices are connected, the plug board 22 in one sound insulation device is inserted into the slot 31 in the other sound insulation device, and the plug body 3 in the other sound insulation device is locked by the locking mechanism, so that the two sound insulation devices are stably fixed, and normal use of the sound insulation devices is ensured.

Referring to fig. 1, 4 and 5, in the above embodiment, the locking mechanism includes: a drive mechanism 23 and at least one locking assembly 24. Wherein, the inside of the socket 21 is hollow, and the driving mechanism 23 is disposed in the socket 21. The locking assemblies 24 are disposed at intervals on the side wall of the socket 21, and each locking assembly 24 is connected with the driving mechanism 23.

The plug body 3 is provided with at least one locking groove 32, each locking component 24 corresponds to each locking groove 32 one by one, and when the plug board 22 is inserted into the slot 31, each locking component 24 is inserted into the corresponding locking groove 32.

Preferably, the locking assemblies 24 are uniformly and alternately arranged along the height direction of the socket 21, and the positions of the locking grooves 32 are in one-to-one correspondence with the positions of the locking assemblies 24.

The driving mechanism 23 is used for driving each locking assembly 24 to rotate in the corresponding locking groove 32 so as to lock the socket 21 and the socket body 3.

Preferably, each locking assembly 24 includes: a rotating lever 241 and a locking lever 242. The rotating rod 241 rotatably penetrates through the side wall of the plug seat 21, a first end of the rotating rod 241 is arranged in the plug seat 21, the first end of the rotating rod 241 is connected with the driving mechanism 23, a second end of the rotating rod 241 is arranged outside the plug seat 21, the second end of the rotating rod 241 is vertically connected with the locking rod 242, the locking rod 242 is arranged outside the plug seat 21, and the rotating rod 241 and the locking rod 242 form a T shape.

Referring to fig. 5, each of the locking grooves 32 has a depth, and each of the locking grooves 32 includes: plug portion 321 and limit portion 322. Wherein, grafting portion 321 is offered in the lateral wall of grafting body 3, and grafting portion 321 extends to support body 1 department, has offered spacing portion 322 in the bottom of grafting portion 321, and spacing portion 322 is perpendicular and the intercommunication with grafting portion 321. The lateral distance of the plugging portion 321 is smaller than that of the limiting portion 322, and then the plugging portion 321 and the limiting portion 322 form a T shape, i.e. the locking groove 32 is T-shaped. The rotating rod 241 is rotatably disposed in the insertion portion 321, and the locking rod 242 is rotatably disposed in the limiting portion 322. The plugging portion 321 and the limiting portion 322 have preset depths, and the preset depths ensure that the rotating rod 241 and the locking rod 242 can rotate freely, and the numerical values of the depths are not limited in the embodiment.

Specifically, the rotating rod 241 and the locking rod 242 are inserted from the inserting portion 321, the rotating rod 241 is disposed in the inserting portion 321, the locking rod 242 is disposed in the limiting portion 322, the driving mechanism 23 drives the rotating rod 241 to rotate in the inserting portion 321 and drives the locking rod 242 to rotate in the limiting portion 322, the locking rod 242 rotates to be parallel to the limiting portion 322, namely, the locking rod 242 and the rotating rod 241 are exactly T-shaped in the locking groove 32, namely, the locking rod 242 and the rotating rod 241 can be matched with the T-shaped of the locking groove 32, at this time, the locking rod 242 is limited by the limiting portion 322, the locking rod 242 is prevented from sliding out from the limiting portion 322 and the inserting portion 321, and locking of the locking rod 242 and the rotating rod 241 with the locking groove 32 is guaranteed, namely, locking of the inserting body 3 with the inserting seat 21 is guaranteed.

It can be seen that, in this embodiment, after the rotating rod 241 is inserted into the inserting portion 321, the locking rod 242 rotates in the limiting portion 322, and the locking rod 242 is blocked by the limiting portion 322, so as to achieve locking, and the locking device has a simple structure and is convenient to implement.

With continued reference to fig. 1, 4 and 5, in the above embodiment, the driving mechanism 23 includes: a drive block 231, a drive rod 232, and at least one transmission assembly. Wherein, the top (the upper portion shown in fig. 4) of the socket 21 is provided with an opening, the driving block 231 is rotatably disposed in the opening, and the driving block 231 can freely rotate in the opening, and the driving block 231 is disposed at the top of the socket 21, so as to facilitate the operation of the staff.

The driving rod 232 is connected to the driving block 231, the driving rod 232 extends in the height direction of the socket 21, specifically, the length direction (the up-down direction shown in fig. 4) of the driving rod 232 coincides with the height direction of the socket 21, and the driving rod 232 is disposed in the socket 21 in the height direction of the socket 21. The driving block 231 and the driving rod 232 may be disposed near the side of the socket 21 within the socket 21.

The drive assemblies are spaced apart along the length of the drive rod 232, and preferably the drive assemblies are evenly distributed on the drive rod 232. The transmission assemblies are in one-to-one correspondence with the locking assemblies 24, each transmission assembly being connected with a corresponding locking assembly 24, in particular each transmission assembly being connected with a rotating rod 241 in a corresponding locking assembly 24.

The driving block 231 is used for driving the driving rod 232 to rotate, and then driving each locking assembly 24 to rotate through each transmission assembly.

Each transmission assembly includes: a moving block 233, a moving plate 234 and a gear 235. Wherein, the outer wall of the driving rod 232 is provided with threads, the moving block 233 is provided with a through hole, the inner wall of the through hole is provided with threads, and the through hole of the moving block 233 is in threaded connection with the driving rod 232. Specifically, the moving block 233 may be a nut.

The moving plate 234 is connected to the moving block 233, the moving plate 234 is parallel to the driving rod 232, and one side of the moving plate 234 is provided with a rack. The gear 235 is rotatably disposed within the socket 21, and the gear 235 is engaged with the rack, and the gear 235 is connected to a rotating lever 241 in the locking assembly 24.

Preferably, each transmission assembly further comprises: and a stopper 236. The limiting block 236 is connected with the moving block 233, and a limiting groove 237 is formed in the side wall of the socket 21, and the limiting block 236 is slidably disposed in the limiting groove 237. Specifically, the stopper 236 and the moving plate 234 are disposed on opposite sides of the moving block 233, respectively. The limiting groove 237 is formed along the height direction of the socket 21, and the limiting block 236 and the limiting groove 237 limit the moving track of the moving plate 234, so that the moving plate 234 moves along the length direction of the driving rod 232, and further, the moving plate 234 is guaranteed to drive the rotating rod 241 to rotate through the gear 235.

It can be seen that in this embodiment, the driving mechanism 23 has a simple structure and is easy to implement.

The use of the sound insulation device will be described with reference to fig. 1 to 5: before the two sound insulation devices are connected, the driving block 231 is rotated, and the driving block 231 drives the driving rod 232 to rotate, so that the moving block 233 on the driving rod 232 moves up and down along the driving rod 232, and further, the moving plate 234 is driven to move. Since the moving plate 234 is meshed with the gear 235 through the rack, the movement of the moving plate 234 drives the gear 235 to rotate, and then drives the rotating rod 241 to rotate, so that the rotating rod 241 and the locking rod 242 are vertical. When two sound insulation devices are connected, the plug board 22 in one sound insulation device is inserted into the slot 31 of the plug body 3 in the other sound insulation device, the rotating rod 241 and the locking rod 242 are inserted into the corresponding locking groove 32, the rotating rod 241 is arranged in the plug part 321 of the locking groove 32, and the locking rod 242 is arranged in the limit part 322 of the locking groove 32. The driving block 231 is rotated to drive the driving rod 232 to rotate, then the moving block 233 is driven to move, and then the rotating rod 241 is driven to rotate, so that the rotating rod 241 rotates in the inserting portion 321, the locking rod 242 rotates in the limiting portion 322 until the locking rod 242 rotates to be horizontal, the locking rod 242 is limited in the locking groove 32, the locking rod 242 is prevented from being separated from the locking groove 32, and locking of the inserting body 3 and the inserting seat 21 is achieved.

After the installation of the two sound insulation devices, sound is transmitted into the sound absorption body 43, sound waves generated by the sound enter the inside of the sound absorption body 43 and contact with the sound absorption block 41, the sound waves are buffered and absorbed by the sound absorption block 41, and the sound absorption cotton in the support body 1 further reduces the scattering of the sound waves.

To sum up, in this embodiment, two sound insulation mechanism 4 set up respectively in the both sides of support body 1, can play effectively the effect of giving sound insulation, making an uproar falls, improved the effect of giving sound insulation, and, insert in the slot 31 of inserting body 3 in locating adjacent sound insulation device through grafting mechanism 2, can realize the detachable connection between two adjacent sound insulation device, even if one of them sound insulation device takes place the part damage in two adjacent sound insulation device, also be convenient for dismantle the sound insulation device of damage, and then change the sound insulation device of damage, the change degree of difficulty has been reduced.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. A sound insulation device, comprising: the sound insulation device comprises a support body (1), a plug-in mechanism (2), a plug-in body (3) and two sound insulation mechanisms (4); wherein,

the support body (1) is plate-shaped, and the two sound insulation mechanisms (4) are respectively arranged at two sides of the support body (1);

the plug-in mechanism (2) and the plug-in body (3) are respectively arranged at two end parts of the support body (1), the plug-in body (3) is provided with a slot (31), and the plug-in mechanism (2) is used for being plugged in the slot (31) of the adjacent sound insulation device.

2. The sound-insulating device according to claim 1, characterized in that each sound-insulating mechanism (4) comprises: a sound-absorbing block (41), a sound-absorbing plate (42) parallel to the support body (1), and a sound-absorbing body (43); wherein,

the sound absorbing plate (42) is arranged on the side wall of the supporting body (1), the sound absorbing body (43) is connected with the sound absorbing plate (42), a containing groove (432) is formed in one side, facing the sound absorbing plate (42), of the sound absorbing body (43), and the sound absorbing block (41) is arranged in the sound absorbing plate (42) and is arranged in the containing groove (432);

the sound absorbing body (43) is provided with a plurality of through holes (431) at intervals.

3. Sound insulation device according to claim 1, characterized in that the support body (1) is provided with a filling groove, which is filled with sound insulation cotton.

4. Sound-insulating device according to claim 1, characterized in that the plug-in mechanism (2) comprises: a socket (21), a plugboard (22) and a locking mechanism; wherein,

the socket (21) is connected with the end part of the supporting body (1);

the plug board (22) extends along the height direction of the plug seat (21) and is arranged on the side wall of the plug seat (21), and the plug board (22) is inserted into the slot (31);

the locking mechanism is arranged between the plug seat (21) and the plug body (3) and is used for locking the plug seat (21) and the plug body (3).

5. The sound dampening device of claim 4, wherein the locking mechanism comprises: a drive mechanism (23) and at least one locking assembly (24); wherein,

the inside of the socket (21) is hollow, and the driving mechanism (23) is arranged in the socket (21);

each locking component (24) is arranged on the side wall of the socket (21) at intervals and is connected with the driving mechanism (23);

the plug body (3) is provided with at least one locking groove (32), and each locking assembly (24) is correspondingly inserted into each locking groove (32);

the driving mechanism (23) is used for driving the locking assemblies (24) to rotate in the corresponding locking grooves (32) so as to lock the plug seat (21) and the plug body (3).

6. A sound insulating device according to claim 5, wherein,

each of the locking assemblies (24) includes: a rotating lever (241) and a locking lever (242); the rotary rod (241) is rotatably arranged on the side wall of the plug seat (21) in a penetrating mode, the first end of the rotary rod (241) is arranged in the plug seat (21) and is connected with the driving mechanism (23), and the second end of the rotary rod (241) is vertically connected with the locking rod (242);

each of the locking grooves (32) includes: grafting portion (321) and spacing portion (322), grafting portion (321) set up in the lateral wall of grafting body (3), grafting portion (321) with spacing portion (322) looks perpendicular and be linked together, so that locking groove (32) are the T type, bull stick (241) rotationally are arranged in grafting portion (321), locking lever (242) rotationally are arranged in spacing portion (322).

7. A sound insulating device according to claim 5, wherein,

the locking assemblies (24) are uniformly arranged along the height direction of the plug seat (21);

the position of each locking groove (32) corresponds to the position of each locking assembly (24) one by one.

8. A sound-insulating device according to claim 5, characterized in that the driving mechanism (23) comprises: a drive block (231), a drive rod (232) and at least one transmission assembly; wherein,

an opening is formed in the top of the plug seat (21), and the driving block (231) is rotatably arranged in the opening;

the driving rod (232) is connected with the driving block (231) and extends along the height direction of the plug-in socket (21);

each transmission assembly is arranged at intervals along the length direction of the driving rod (232), and each transmission assembly is connected with each locking assembly (24) in a one-to-one correspondence manner;

the driving block (231) is used for driving the driving rod (232) to rotate, and then driving the locking assemblies (24) to rotate through the transmission assemblies.

9. The sound dampening device of claim 8, wherein each of the drive assemblies comprises: a moving block (233), a moving plate (234) and a gear (235); wherein,

the outer wall of the driving rod (232) is provided with threads, the moving block (233) is provided with a through hole, and the inner wall of the through hole is provided with threads and is in threaded connection with the driving rod (232);

the moving plate (234) is connected with the moving block (233) and parallel to the driving rod (232), and a rack is arranged on one side of the moving plate (234);

the gear (235) is rotatably arranged in the plug-in socket (21) and meshed with the rack, and the gear (235) is connected with the locking assembly (24).

10. The sound dampening device of claim 9, wherein each of the drive assemblies further comprises: a stopper (236); wherein,

the limiting block (236) is connected with the moving block (233);

the side wall of the plug seat (21) is provided with a limiting groove (237), and the limiting block (236) is slidably arranged in the limiting groove (237).