CN219295327U - Automobile sound-proof cover - Google Patents
Automobile sound-proof cover Download PDFInfo
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- CN219295327U CN219295327U CN202222969503.2U CN202222969503U CN219295327U CN 219295327 U CN219295327 U CN 219295327U CN 202222969503 U CN202222969503 U CN 202222969503U CN 219295327 U CN219295327 U CN 219295327U
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- sealing strip
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Abstract
The utility model discloses an automobile sound-proof cover, which comprises a sound-proof cover body, wherein an edge sealing strip is integrally constructed at the outer edge of the bottom of the sound-proof cover body, a sound-proof structure is formed by the sound-proof cover body and the edge sealing strip, a vacuum sound-proof box body is arranged in the sound-proof structure, the vacuum sound-proof box body is of a box body structure supported by hard materials, a vacuum sound-proof cavity is arranged in the vacuum sound-proof box body, sound-proof cotton is wrapped on the surface of the vacuum sound-proof box body through adhesive, the sound-proof structure comprises a sound-proof felt layer, the sound-proof felt layer is arranged on the outer side of the sound-proof cotton, the sound-proof felt layer is wrapped on the outer surface of the sound-proof cotton, the sound-proof felt layer is bonded and fixed on the surface of the sound-proof cotton through adhesive, and a wear-resistant layer is arranged on the outer side of the sound-proof felt layer.
Description
Technical Field
The utility model belongs to the technical field of automobile sound-proof covers, and particularly relates to an automobile sound-proof cover.
Background
The automobile engine is a machine for providing power for an automobile, is a heart of the automobile and affects the dynamic property, economical efficiency and environmental protection of the automobile. According to different power sources, automobile engines can be divided into diesel engines, gasoline engines, electric automobile motors, hybrid power and the like, and common gasoline engines and diesel engines belong to reciprocating piston internal combustion engines, and are used for converting chemical energy of fuel into mechanical energy of piston motion and outputting power outwards. The rotating speed of the gasoline engine is high, the quality is low, the noise is low, the starting is easy, and the manufacturing cost is low; the compression ratio of the diesel engine is large, the heat efficiency is high, and the economical performance and the emission performance are better than those of the gasoline engine.
The current fuel automobile mainly has the engine to provide power and drives and go, and the unavoidable noise that can produce of engine when driving, in the noise can be conducted to the car, influences the car personnel's driving experience, consequently adopts the sound proof housing cladding in the top of engine now mostly to reduce the purpose of engine noise, traditional sound proof housing adopts soundproof cotton mostly, and it is lower to the attenuation effect of noise, and the sound insulation effect is not good, therefore has certain not enoughly.
Disclosure of Invention
The utility model aims to provide an automobile sound-proof housing, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a sound-proof cover for an automobile comprises a sound-proof cover body with an edge sealing strip integrally constructed at the outer edge of the bottom;
the sound-proof cover comprises a sound-proof cover body, a sound-proof cover sealing strip, a vacuum sound-proof box body and a vacuum sound-proof box body, wherein the sound-proof cover body and the edge sealing strip jointly form a sound-proof structure, the vacuum sound-proof box body is of a box body structure supported by hard materials, a vacuum sound-proof cavity is formed in the vacuum sound-proof box body, sound-absorbing cotton is wrapped on the surface of the vacuum sound-proof box body, and the sound-absorbing cotton and the vacuum sound-proof box body are fixedly adhered through adhesive bonds.
Further, the sound insulation structure comprises a sound insulation felt layer, the sound insulation felt layer is arranged on the outer side of the sound absorption cotton, the sound insulation felt layer is wrapped on the outer surface of the sound absorption cotton, and the sound insulation felt layer is fixedly adhered to the surface of the sound absorption cotton through adhesive bonding.
Further, the outside of sound insulation felt layer is provided with the wearing layer, the wearing layer wraps up in the surface of sound insulation felt layer, and wearing layer and the surface of sound insulation felt layer are fixed through bonding glue adhesion.
Further, the edge sealing strip is in a strip-shaped structure, and the edge sealing strip is connected end to form an annular structure and is integrally connected with the sound-proof housing body.
Further, the lower surface of edge sealing strip is provided with joint strip in the middle, and the edge sealing strip is the rubber material, joint strip's upper surface and the lower surface bonding of edge sealing strip are fixed.
Compared with the prior art, the utility model has the following beneficial effects: thanks to the sound-proof housing body, the edge sealing strip, inhale the sound cotton, the vacuum sound-proof housing body and the setting in vacuum sound-proof cavity, the accessible sets up vacuum sound-proof housing body and vacuum sound-proof cavity, vacuum sound-proof cavity is vacuum environment, lack the medium of sound conduction in the vacuum environment, so the engine carries out the effectual attenuation to the noise through the vacuum structure in vacuum sound-proof cavity when conducting after producing the noise, thereby reduce the conduction diffusion of noise, play good sound-proof effect, and through the outside parcel at vacuum sound-proof housing body inhale the sound cotton, can carry out further attenuation to the noise through inhaling the sound cotton, thereby further promoted the sound insulation effect, the practicality is strong.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1 of the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a sound-proof cover body; 2. edge sealing strips; 3. a sealing rubber strip; 4. a wear-resistant layer; 5. a sound insulation felt layer; 6. sound absorbing cotton; 7. a vacuum sound insulation box body; 8. vacuum sound-eliminating cavity.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-3, this car sound-proof housing, the sound-proof housing body 1 that has edge sealing strip 2 including the integrative structure of bottom outward flange, sound-proof housing body 1 and edge sealing strip 2 form sound insulation structure jointly, sound insulation structure's inside is provided with vacuum sound-proof housing body 7, vacuum sound-proof housing body 7 is the box structure that hard material supported, and vacuum sound-proof housing body 7 is interior to have seted up vacuum sound-proof housing 8, vacuum sound-proof housing body 7's surface parcel is provided with inhales sound cotton 6, inhale sound cotton 6 and vacuum sound-proof housing body 7 and adhere fixedly through the bonding adhesive, benefit from sound-proof housing body 1, edge sealing strip 2, inhale sound cotton 6, vacuum sound-proof housing body 7 and vacuum sound-proof housing 8's setting, the accessible sets up vacuum sound-proof housing body 7 and vacuum sound-proof housing 8, vacuum sound-proof housing 8 is vacuum environment, lack sound conduction's medium in the vacuum environment, when the engine is conducted after producing noise, can effectually weaken the noise through vacuum structure in vacuum sound-proof housing 8, thereby reduce the conduction diffusion of noise, play good sound-proof effect, and through inhale sound cotton 6 through the outside parcel of vacuum sound-proof housing body 7, further practical effect has been further weakened through promoting sound absorption cotton 6.
As shown in fig. 3, the sound insulation structure includes a sound insulation felt layer 5, the sound insulation felt layer 5 is disposed on the outer side of the sound absorption cotton 6, and the sound insulation felt layer 5 is wrapped on the outer surface of the sound absorption cotton 6, the sound insulation felt layer 5 and the surface of the sound absorption cotton 6 are adhered and fixed by adhesive glue, the wear-resistant layer 4 is disposed on the outer side of the sound insulation felt layer 5, the wear-resistant layer 4 is wrapped on the outer surface of the sound insulation felt layer 5, and the wear-resistant layer 4 and the surface of the sound insulation felt layer 5 are adhered and fixed by adhesive glue, and when the sound insulation structure is implemented, the material of the wear-resistant layer 4 can be selected but not limited to carbon fiber materials.
As shown in fig. 1-3, the edge sealing strip 2 is in a strip structure, the edge sealing strip 2 is connected end to form an annular structure and is connected with the sound-proof housing body 1 in an integral structure, a sealing rubber strip 3 is arranged on the lower surface of the edge sealing strip 2 in the middle, the edge sealing strip 2 is made of rubber, and the upper surface of the sealing rubber strip 3 is fixedly bonded with the lower surface of the edge sealing strip 2.
Working principle: this car sound-proof housing, when using, sound-proof housing body 1 and edge sealing strip 2 accessible bond set up in the joint strip 3 bonding of edge sealing strip 2 bottom are fixed in the engine top, through setting up vacuum sound-proof housing body 7 and vacuum sound-proof chamber 8, vacuum sound-proof chamber 8 is vacuum environment, lack the medium of sound conduction in the vacuum environment, so the engine carries out the transmission after producing the noise, can carry out effectual attenuation to the noise through the vacuum structure in vacuum sound-proof chamber 8, thereby the conduction diffusion of noise is reduced, play good sound-proof effect, and through the outside parcel at vacuum sound-proof housing body 7 set up inhale sound cotton 6, can carry out further attenuation to the noise through inhaling sound cotton 6, thereby further promoted sound-proof effect, through setting up sound-proof felt layer 5, can carry out further attenuation to the noise, this car sound-proof housing, rational in infrastructure, be favorable to promoting sound-proof effect, and high practicality.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. A sound-proof cover for an automobile comprises a sound-proof cover body (1) with an edge sealing strip (2) integrally constructed at the outer edge of the bottom;
the method is characterized in that: the sound-proof cover is characterized in that the sound-proof cover body (1) and the edge sealing strip (2) jointly form a sound-proof structure, a vacuum sound-proof box body (7) is arranged in the sound-proof structure, the vacuum sound-proof box body (7) is of a box body structure supported by hard materials, a vacuum sound-proof cavity (8) is formed in the vacuum sound-proof box body (7), sound-absorbing cotton (6) is wrapped on the surface of the vacuum sound-proof box body (7), and the sound-absorbing cotton (6) and the vacuum sound-proof box body (7) are fixedly adhered through adhesive bonds.
2. An automotive sound enclosure as claimed in claim 1, wherein: the sound insulation structure comprises a sound insulation felt layer (5), the sound insulation felt layer (5) is arranged on the outer side of the sound absorption cotton (6), the sound insulation felt layer (5) is wrapped on the outer surface of the sound absorption cotton (6), and the sound insulation felt layer (5) is fixedly adhered to the surface of the sound absorption cotton (6) through adhesive glue.
3. An automotive sound enclosure as claimed in claim 2, wherein: the outside of sound insulation felt layer (5) is provided with wearing layer (4), wearing layer (4) parcel is in the surface of sound insulation felt layer (5), and wearing layer (4) are fixed through the bonding glue bonding with the surface of sound insulation felt layer (5).
4. An automotive sound enclosure as claimed in claim 1, wherein: the edge sealing strip (2) is of a strip-shaped structure, and the edge sealing strip (2) is connected end to form an annular structure and is connected with the sound-proof housing body (1) in an integral structure.
5. An automotive sound enclosure as claimed in claim 4, wherein: the lower surface of edge sealing strip (2) is provided with joint strip (3) placed in the middle, and edge sealing strip (2) are rubber material, the upper surface of joint strip (3) is fixed with the lower surface bonding of edge sealing strip (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222969503.2U CN219295327U (en) | 2022-11-08 | 2022-11-08 | Automobile sound-proof cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222969503.2U CN219295327U (en) | 2022-11-08 | 2022-11-08 | Automobile sound-proof cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219295327U true CN219295327U (en) | 2023-07-04 |
Family
ID=86954572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222969503.2U Active CN219295327U (en) | 2022-11-08 | 2022-11-08 | Automobile sound-proof cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219295327U (en) |
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2022
- 2022-11-08 CN CN202222969503.2U patent/CN219295327U/en active Active
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