CN210652235U

CN210652235U - Sound insulation pad structure of front wall cabin for automobile

Info

Publication number: CN210652235U
Application number: CN201920846802.2U
Authority: CN
Inventors: 曾国平; 钟凯强; 李继
Original assignee: Chongqing Xunchang Auto Parts Co ltd
Current assignee: Chongqing Xunchang Auto Parts Co ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-06-02
Anticipated expiration: 2029-06-06

Abstract

The utility model provides a antetheca cabin sound insulation pad structure for car, including the wearing layer, lateral wall fixedly connected with puigging under the wearing layer, lateral wall fixedly connected with flame retardant coating under the puigging, lateral wall fixedly connected with buffer layer under the flame retardant coating, lateral wall fixedly connected with magic subsides under the buffer layer. In the utility model, by arranging the magic tape and the locking bolt, the whole sound insulation pad structure can be conveniently installed in the cabin body, the magic tape is convenient to install and disassemble, the locking bolt realizes secondary fixation, is convenient to install and disassemble, and ensures the normal use of the sound insulation pad; the sound insulation cotton and the sound insulation layer are arranged, so that the noise of the internal space of the automobile cabin can be absorbed, the reverberation of the internal space of the automobile cabin can be reduced, the sound field environment of the internal space of the automobile cabin is improved, and a driver has a good driving ring; can be convenient with whole sound insulation pad structural installation inside the cabin body, the magic is pasted the installation of being convenient for and is dismantled, and locking bolt realizes that the secondary is fixed.

Description

Sound insulation pad structure of front wall cabin for automobile

Technical Field

The utility model relates to a give sound insulation and fill up technical field, especially relate to a antetheca cabin gives sound insulation and fills up structure for car.

Background

Along with the development of society, the popularization of car, the car more and more becomes the important vehicle of people's trip, and the comfort performance of car more and more becomes the key point that people are more concerned about, will improve the travelling comfort of car, one of them is exactly to reduce the noise of car, and in order to reduce the noise of car, people can set up the sound insulation pad in the car.

But the current pad that gives sound insulation is comparatively inconvenient in the installation, generally all is the snap-on in cabin inside, and is extremely inconvenient when needs are changed to cause certain influence to giving sound insulation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a antetheca cabin gives sound insulation and fills up structure for car to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a antetheca cabin gives sound insulation and fills up structure for car, includes the wearing layer, lateral wall fixedly connected with puigging under the wearing layer, lateral wall fixedly connected with flame retardant coating under the puigging, lateral wall fixedly connected with buffer layer under the flame retardant coating, lateral wall fixedly connected with magic subsides under the buffer layer.

Preferably, a plurality of cushion chambers, every are seted up to the inside a plurality of cushion columns of equal fixedly connected with of cushion chamber.

Preferably, the puigging adopts chloroethylene and polyester fiber cotton to make, and the lateral wall has seted up the sound absorption groove under the wearing layer, sound absorption inslot portion is equipped with inhales the sound cotton, it adopts the compound cotton of PET to inhale the sound cotton.

Preferably, the buffer layer and the buffer column are both made of polypropylene.

Preferably, the wear-resistant layer, the sound insulation layer, the fireproof layer, the buffer layer and the magic tape are connected with a locking bolt together.

Preferably, a plurality of the buffer posts located in the same buffer cavity are equidistantly arranged.

Preferably, the density of the sound insulation layer is 40-80 kg/m, and the thickness of the sound insulation layer is 8-30 mm.

The utility model has the advantages that:

1. through setting up the magic and pasting and locking bolt, can be convenient with whole sound insulation pad structural mounting inside the cabin body, the magic is pasted the easy to assemble dismantlement, and locking bolt realizes that the secondary is fixed, and easy to assemble and dismantlement guarantee the normal use that the pad gives sound insulation.

2. Through setting up soundproof cotton and puigging, can absorb the noise of car cabin inner space, be favorable to reducing the reverberation of car cabin inner space to improve the sound field environment of car cabin inner space, make the driver have a good environment of driving.

Drawings

Fig. 1 is a schematic external structural view of a front wall cabin sound insulation pad structure for an automobile according to the present invention;

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

fig. 3 is an enlarged view of fig. 1 at B.

Reference numerals: 1. a wear layer; 2. a sound insulating layer; 3. a fire barrier layer; 4. a buffer layer; 5. magic tape; 6. locking the bolt; 7. a buffer column; 8. a buffer chamber; 9. sound-absorbing cotton; 10. and a sound absorption groove.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

This embodiment 1, as in fig. 1, as shown in fig. 2 and fig. 3, a antetheca cabin sound insulation pad structure for car, including wearing layer 1, there is good wear resistance in the time of direct and cabin internal plant contact, make this sound insulation pad structure have longer life, the manufacturing cost of enterprise has been reduced, 1 side wall fixedly connected with puigging 2 under wearing layer, 2 side wall fixedly connected with flame retardant coating 3 under puigging, flame retardant coating 3 is made for the rock wool panel, the rock wool panel is a panel that has fine fire prevention moisture resistance, prevent that the sound insulation pad structure from catching fire, 3 side wall fixedly connected with buffer layer 4 under flame retardant coating, 4 side wall fixedly connected with magic subsides 5 under the buffer layer, magic subsides 5 are convenient for the installation dismantlement, cabin inside also has corresponding magic subsides 5, when needs to be changed quick replacement, guarantee the normal use of sound insulation pad.

As shown in fig. 1, a plurality of cushion chambers 8 have been seted up to buffer layer 4 inside, a plurality of cushion columns 7 of the inside equal fixedly connected with of every cushion chamber 8, buffer layer 4 and cushion column 7 all adopt polypropylene to make, have very strong shock resistance, and the rigidity and the anti mar characteristic of polypropylene are fine, when avoiding the car to shake, fine absorption buffering vibrations impact force reduces the injury to cabin internals.

As shown in fig. 1, the puigging 2 adopts chloroethylene and polyester fiber cotton to make, three-dimensional fibrous structure has, have the resilience performance equivalent with soft foamed polyurethane rubber, and light in weight, the perpendicular netting material weight under the condition of the same sound insulation performance only has 50% of soft foamed polyurethane rubber or 60% of ordinary non-woven material, and the lateral wall has seted up the sound absorption groove 10 under the wearing layer 1, sound absorption groove 10 is inside to be equipped with and inhales sound cotton 9, it adopts the PET composite cotton to inhale sound cotton 9, the PET composite cotton is formed by the suppression after PET fibre mixes with PP (polypropylene) fibre, has good sound absorption effect, can absorb the noise of car cabin inner space, be favorable to reducing the reverberation of car cabin inner space, thereby improve the environment of car cabin inner space, make the driver have a good driving environment.

Like fig. 1 shows, wearing layer 1, puigging 2, flame retardant coating 3, buffer layer 4 and magic subsides 5 are connected with locking bolt 6 jointly, fix easy dismounting to the sound insulation pad structure through unscrewing locking bolt 6 convenience.

As shown in FIG. 1, a plurality of buffer posts 7 located in the same buffer chamber 8 are arranged equidistantly, the external impact force can be transmitted to the plurality of buffer posts 7, and the plurality of buffer posts 7 can offset the impact force, so that the buffer is ensured to be more uniform.

As shown in figure 1, the sound insulation layer 2 has the density of 40-80 kg/m3, the thickness of 8-30 mm, moderate density and thickness and good sound insulation effect.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a preceding wall cabin gives sound insulation and fills up structure for car, includes wearing layer, its characterized in that: lateral wall fixedly connected with puigging under the wearing layer, lateral wall fixedly connected with flame retardant coating under the puigging, lateral wall fixedly connected with buffer layer under the flame retardant coating, lateral wall fixedly connected with magic subsides under the buffer layer.

2. The soundproof pad structure for the front wall cabin of the automobile according to claim 1, wherein: a plurality of buffer chambers, every have been seted up to the buffer layer inside a plurality of cushion columns of equal fixedly connected with of buffer chamber.

3. The soundproof pad structure for the front wall cabin of the automobile according to claim 1, wherein: the puigging adopts chloroethylene and polyester fiber cotton to make, and the lateral wall has seted up the sound absorption groove under the wearing layer, sound absorption inslot portion is equipped with inhales the sound cotton, it adopts the compound cotton of PET to inhale the sound cotton.

4. The soundproof pad structure for the front wall cabin of the automobile according to claim 1, wherein: the buffer layer and the buffer column are both made of polypropylene.

5. The soundproof pad structure for the front wall cabin of the automobile according to claim 1, wherein: the wear-resistant layer, the sound insulation layer, the fireproof layer, the buffer layer and the magic tape are connected with a locking bolt together.

6. The soundproof pad structure for the front wall cabin of the automobile according to claim 2, wherein: and the buffer columns positioned in the same buffer cavity are arranged at equal intervals.

7. The soundproof pad structure for the front wall cabin of the automobile according to claim 1, wherein: the density of the sound insulation layer is 40-80 kg/m3, and the thickness of the sound insulation layer is 8-30 mm.