CN215513518U

CN215513518U - Cover soundproof cotton convenient to change

Info

Publication number: CN215513518U
Application number: CN202023270941.7U
Authority: CN
Inventors: 陈俊华
Original assignee: Hebei Hongou Automobile Technology Group Co ltd
Current assignee: Hebei Hongou Automobile Technology Group Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-01-14
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a cover soundproof cotton convenient to replace, which comprises a device body, wherein the device body consists of a bottom plate, two heat insulation layers, a sound absorption layer, a sound insulation layer and a buffer layer, the two heat insulation layers are respectively and fixedly installed on two sides of the bottom plate, a protective film is sprayed on the other side of the right side heat insulation layer, the sound absorption layer is fixedly connected with the left side heat insulation layer, the sound insulation layer is fixedly connected with the sound absorption layer, and the buffer layer is fixedly connected with the sound insulation layer. The service life of the soundproof cotton is prolonged, and the use of consumers is satisfied.

Description

Cover soundproof cotton convenient to change

Technical Field

The utility model relates to cover soundproof cotton, in particular to cover soundproof cotton convenient to replace.

Background

The soundproof cotton has good heat insulation effect, after the soundproof cotton is pasted in the automobile engine hood, the high temperature of an engine can be effectively prevented from being directly transmitted to the engine hood, so that the automobile paint on the surface of the engine hood is protected, meanwhile, the influence of fog rising sight of the engine hood in rainy days is avoided, the soundproof cotton has another function of heat insulation, the heat transmitted to the surface of the engine hood during the operation of the engine can be reduced, the automobile provided with the soundproof cotton of the engine hood can not generate white fog basically in rainy days and winter, and due to the fact that the temperature difference between the external air temperature and the engine is large, and the combined action of scouring and the like of rainwater and the like on the engine hood can accelerate the oxidation of the paint surface.

The existing cover soundproof cotton on the market has some defects, and the following problems mainly exist in the using process:

1. the existing cover soundproof cotton convenient to replace generally has the defects of complex structure, easy dampness and unsatisfactory soundproof performance, so that the replacement frequency of the cover soundproof cotton is too high, and the consumer has great inconvenience in use.

2. The existing cover soundproof cotton convenient to replace is used for an automobile, when the temperature in an engine bin is high, the soundproof cotton can generate certain oxidative decomposition, and a spontaneous combustion phenomenon can exist, so that the service life of the soundproof cotton is short, and consumers cannot be well met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide cover soundproof cotton convenient to replace, and aims to solve the problems that the cover soundproof cotton is too high in replacement frequency and inconvenient for consumers to use due to the defects that the structure is complex, the cover soundproof cotton is easy to damp and the soundproof performance is not ideal in the prior art, and the soundproof cotton is oxidized and decomposed to a certain extent and possibly spontaneously combusted when the temperature in an engine compartment is high, so that the soundproof cotton is short in service life and cannot well meet the requirements of the consumers.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cover soundproof cotton convenient to change, includes the device body, the device body comprises bottom plate, two insulating layers, sound absorbing layer, puigging and buffer layer isotructure, two the both sides of bottom plate are again fixed mounting to the insulating layer respectively, for the right side the opposite side spraying of insulating layer has the protecting film, the sound absorbing layer with for left side insulating layer fixed connection, puigging and sound absorbing layer fixed connection, buffer layer and puigging fixed connection.

As a preferred technical scheme of the utility model, the two heat insulation layers are composed of structures such as a heat insulation plate, two rock wool plates and two non-woven fabrics, and a plurality of pores are arranged inside the heat insulation plate.

As a preferred technical scheme, the two rock wool boards are fixedly connected with the heat insulation board, and the two non-woven fabrics are fixedly connected with the two rock wool boards.

As a preferable technical scheme of the utility model, the sound absorption layer consists of a sound absorption plate and two foam plates, the two foam plates are fixedly connected to two sides of the sound absorption plate, and the sound absorption plate is of a honeycomb structure.

As a preferable technical scheme of the utility model, the sound insulation layer is composed of a sound insulation board, a plurality of grooves and a fireproof material, the grooves are formed in two sides of the sound insulation board, and the fireproof material is filled in the grooves.

As a preferable technical scheme of the utility model, the fireproof material is polystyrene foam plastic particles.

As a preferable technical scheme of the utility model, the side of the device body is provided with a protective strip, and the bottom end of the device body is provided with a bolt.

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

1. according to the cover soundproof cotton convenient to replace, the sound absorption layer and the sound insulation layer are installed and consist of the sound absorption plate, the foam board, the sound insulation board and the like, so that the manufacturing cost is reduced, the device has an excellent sound insulation effect, the moisture resistance effect is greatly improved, the replacement frequency of the cover soundproof cotton is reduced, and convenience is brought to consumers in use;

2. according to the cover soundproof cotton convenient to replace, the heat insulation layer is installed and comprises the heat insulation plate with the fine holes, the rock wool board and the like, so that the heat insulation and high temperature resistance effects can be improved, the ageing phenomenon cannot occur even if the cover is at a high temperature for a long time, the natural phenomenon is effectively avoided, the service life of the soundproof cotton is prolonged, and the use of consumers is met.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the body of the present invention;

FIG. 3 is a schematic cross-sectional view of the thermal insulation layer of the present invention;

FIG. 4 is a schematic cross-sectional view of the sound absorbing layer of the present invention;

FIG. 5 is a schematic cross-sectional view of the soundproof layer of the present invention.

In the figure: 1. a device body; 2. a base plate; 3. a thermal insulation layer; 4. a protective film; 5. a sound absorbing layer; 6. a sound insulating layer; 7. a buffer layer; 8. a heat insulation plate; 9. fine pores; 10. rock wool boards; 11. non-woven fabrics; 12. a sound-absorbing panel; 13. a foam board; 14. a sound insulating board; 15. a groove; 16. a fire-resistant material; 17. a protective strip; 18. and (4) bolts.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution of soundproof cotton for a machine cover, which is easy to replace:

according to fig. 1-5, a cover soundproof cotton convenient to change, including device body 1, device body 1 is by bottom plate 2, two insulating layers 3, sound absorbing layer 5, puigging 6 and buffer layer 7 isotructure are constituteed, two insulating layers 3 respectively fixed mounting bottom plate 2's both sides again, it has protective film 4 to have sprayed for the opposite side of right side insulating layer 3, sound absorbing layer 5 with for 3 fixed connection of left side insulating layer, puigging 6 and sound absorbing layer 5 fixed connection, buffer layer 7 and puigging 6 fixed connection, two insulating layers 3 are by heat insulating board 8, two rock wool boards 10 and two non-woven fabrics 11 isotructures are constituteed, the inside of heat insulating board 8 is equipped with a plurality of pores 9, two rock wool boards 10 and 8 fixed connection of heat insulating board, two non-woven fabrics 11 and two non-woven fabrics 10 fixed connection.

In addition, sound absorbing layer 5 comprises abatvoix 12 and two cystosepiments 13, two cystosepiments 13 fixed connection are in the both sides of abatvoix 12, abatvoix 12 is honeycomb, puigging 6 comprises acoustic celotex 14, a plurality of recess 15 and fire-proof material 16, a plurality of recess 15 are seted up in acoustic celotex 14's both sides, fire-proof material 16 fills in the inside of a plurality of recess 15, fire-proof material 16 is polystyrene foam plastic particle, the avris of device body 1 is equipped with protecting strip 17, device body 1 bottom is equipped with bolt 18.

When the cover soundproof cotton is used in detail, the device is fixedly installed, the device body 1 can be stably fixed on the cover through the bolt 18 at the bottom end of the device body 1, when the device body 1 needs to be replaced and maintained, the device body 1 can be detached and installed through the bolt 18, great convenience is brought to replacement and maintenance work, the protective film 4 can greatly protect the internal structure of the device, the sound absorption layer 5 and the sound insulation layer 6 are arranged, the sound absorption layer 5 and the sound insulation layer 6 are composed of the sound absorption plate 12, the foam plate 13, the sound insulation plate 14 and the like, the sound absorption plate 12 with the honeycomb structure can increase the sound absorption effect, the groove 15 in the sound insulation plate 14 is filled with the fireproof material 16 to prevent fire, the manufacturing cost is reduced, the device has excellent sound insulation effect, and the moisture resistance effect is greatly increased, reduce cover soundproof cotton's change frequency, it is convenient to bring on using for the consumer, through installation insulating layer 3, insulating layer 3 comprises heat insulating board 8 that is equipped with pore 9, rock wool board 10 and non-woven fabrics 11 etc. the rock wool board 10 can endure the high temperature more than 500 degrees, can increase thermal-insulated and high temperature resistant effect, even be in the high temperature for a long time, the ageing phenomenon can not appear yet, natural phenomenon has been stopped effectively, the life of extension soundproof cotton, satisfy consumer's use.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cover soundproof cotton convenient to change, includes device body (1), its characterized in that: device body (1) comprises bottom plate (2), two insulating layer (3), sound absorbing layer (5), puigging (6) and buffer layer (7) isotructure, two insulating layer (3) fixed mounting is the both sides of bottom plate (2) again respectively, for the right side the opposite side spraying of insulating layer (3) has protecting film (4), sound absorbing layer (5) and for left side insulating layer (3) fixed connection, puigging (6) and sound absorbing layer (5) fixed connection, buffer layer (7) and puigging (6) fixed connection.

2. The soundproof cotton for the machine cover easy to replace as set forth in claim 1, wherein: two insulating layer (3) are by structures such as heat insulating board (8), two rock wool boards (10) and two non-woven fabrics (11) and constitute, the inside of heat insulating board (8) is equipped with a plurality of pores (9).

3. The soundproof cotton for the machine cover easy to replace as set forth in claim 2, wherein: two rock wool board (10) and heat insulating board (8) fixed connection, two non-woven fabrics (11) and two rock wool board (10) fixed connection.

4. The soundproof cotton for the machine cover easy to replace as set forth in claim 1, wherein: the sound absorption layer (5) is composed of a sound absorption plate (12) and two foam plates (13), the two foam plates (13) are fixedly connected to two sides of the sound absorption plate (12), and the sound absorption plate (12) is of a honeycomb structure.

5. The soundproof cotton for the machine cover easy to replace as set forth in claim 1, wherein: the puigging (6) comprise acoustic celotex board (14), a plurality of recess (15) and fire-proof material (16), and is a plurality of recess (15) are seted up in the both sides of acoustic celotex board (14), fire-proof material (16) are filled in the inside of a plurality of recess (15).

6. The soundproof cotton for the machine cover easy to replace as set forth in claim 5, wherein: the fireproof material (16) is polystyrene foam plastic particles.

7. The soundproof cotton for the machine cover easy to replace as set forth in claim 1, wherein: the avris of device body (1) is equipped with protective strip (17), device body (1) bottom is equipped with bolt (18).