CN213007777U

CN213007777U - Enclose shock attenuation carpet that gives sound insulation before car

Info

Publication number: CN213007777U
Application number: CN202021394686.4U
Authority: CN
Inventors: 杨雄辉
Original assignee: Kunshan Jiuzilian Automobile Sound Insulation Material Co ltd
Current assignee: Kunshan Jiuzilian Automobile Sound Insulation Material Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-04-20
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a enclose shock attenuation carpet that gives sound insulation before car, including the antiskid bottom, the top of antiskid bottom bonds through the polyurethane glue has the buffer layer, the buffer layer includes glass fiber layer and polyurethane foaming layer, the top of buffer layer bonds through the polyurethane glue has the puigging, the puigging includes that the cotton layer of mineral fiber and crest inhale the sound sponge layer, the top of puigging bonds through the polyurethane glue has ventilative top layer, the polyurethane foaming layer is located the top of antiskid bottom, the glass fiber layer is located the top of polyurethane foaming layer, inhale the top that the sound sponge layer is located the buffer layer, the cotton layer of mineral fiber is located the crest and inhales the top of sound sponge layer. The utility model discloses a buffer layer and puigging's effect has solved and has enclosed carpet sound insulation before current and shock attenuation effect poor, can't satisfy people's user demand, has restricted the problem of its development and popularization.

Description

Enclose shock attenuation carpet that gives sound insulation before car

Technical Field

The utility model relates to a carpet technical field specifically is a enclose shock attenuation carpet that gives sound insulation before car.

Background

The automobile is one of important vehicles in people's daily life, and the automobile body all adopts iron plate to form through punching press welding, and the preceding of automobile body is no exception, encloses before for better protection, often lays the carpet in the front, and this carpet can improve the indoor aesthetic property and the travelling comfort of automobile again.

The applicant finds that at least the following technical problems exist in the prior art: enclose carpet before current gives sound insulation and shock attenuation effect poor, can't satisfy people's user demand, has restricted its development and popularization, for this reason, we provide before car enclose give sound insulation shock attenuation carpet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a enclose shock attenuation carpet that gives sound insulation before car to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a enclose shock attenuation carpet that gives sound insulation before car, includes the antiskid bottom, the top of antiskid bottom bonds through polyurethane glue has the buffer layer, the buffer layer includes glass fiber layer and polyurethane foaming layer, the top of buffer layer bonds through polyurethane glue has the puigging, the puigging includes that mineral fiber cotton layer and crest inhale the sound sponge layer, the top of puigging bonds through polyurethane glue has ventilative top layer.

Preferably, the polyurethane foam layer is positioned on the top of the anti-slip bottom layer, and the glass fiber layer is positioned on the top of the polyurethane foam layer.

Preferably, the wave crest sound absorption sponge layer is located at the top of the shock absorption layer, and the mineral fiber cotton layer is located at the top of the wave crest sound absorption sponge layer.

Preferably, the thickness of the shock-absorbing layer is the same as that of the soundproof layer, and the thickness of the soundproof layer is three to five millimeters.

Preferably, the thickness of the anti-skid bottom layer is three to four times zero point of the thickness of the sound insulation layer, and the thickness of the air-permeable surface layer is three five to five times zero point of the thickness of the sound insulation layer.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an effect of buffer layer, under the cooperation on glass fiber layer and polyurethane foam layer, make local blanket possess double-layer material absorbing capacity, the effectual purpose of shock attenuation has been reached, effect through the puigging, under the cooperation on mineral fiber cotton layer and crest sound absorption sponge layer, make local blanket possess double-layer material sound insulation and inhale the ability of sound, the effectual purpose of giving sound insulation has been reached, through above structure complex effect, it is poor with the shock attenuation effect to have solved current preceding carpet sound insulation of enclosing, can't satisfy people's user demand, the problem of its development and popularization has been restricted.

Drawings

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

FIG. 2 is a schematic view of the shock absorbing layer structure of the present invention;

fig. 3 is a schematic view of the sound insulation layer structure of the present invention.

In the figure: 1. an anti-slip bottom layer; 2. a shock-absorbing layer; 21. a glass fiber layer; 22. a polyurethane foam layer; 3. a sound insulating layer; 31. a mineral fiber cotton layer; 32. a wave crest sound absorption sponge layer; 4. a breathable skin layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The utility model discloses an antiskid bottom 1, buffer layer 2, glass fiber layer 21, polyurethane foam layer 22, puigging 3, the cotton layer 31 of mineral fiber, crest sound absorption sponge layer 32 and ventilative top layer 4 part are the parts that general standard spare or technical personnel in the field know, and its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a front wall sound insulation and shock absorption carpet for an automobile comprises an anti-slip bottom layer 1, a shock absorption layer 2 is adhered to the top of the anti-slip bottom layer 1 through polyurethane adhesive, the shock absorption layer 2 comprises a glass fiber layer 21 and a polyurethane foam layer 22, the polyurethane foam layer 22 is positioned on the top of the anti-slip bottom layer 1, the glass fiber layer 21 is positioned on the top of the polyurethane foam layer 22, under the cooperation of the glass fiber layer 21 and the polyurethane foam layer 22, the local carpet has the shock absorption capacity of a double-layer material under the action of the shock absorption layer 2, the purpose of good shock absorption effect is achieved, the top of the shock absorption layer 2 is adhered with the sound absorption layer 3 through the polyurethane adhesive, the sound insulation layer 3 comprises a mineral fiber cotton layer 31 and a wave crest sound absorption sponge layer 32, the wave crest sound absorption sponge layer 32 is positioned on the top of the shock absorption layer 2, the mineral fiber cotton layer 31 is positioned on the top of the wave crest sound absorption sponge layer 32, and the thickness of puigging 3 is three to five millimeters, effect through puigging 3, inhale under the cooperation of sound sponge layer 32 at mineral fiber cotton layer 31 and crest, make local blanket possess the ability that the double-deck material gives sound insulation and inhales the sound, the effectual purpose of giving sound insulation has been reached, the top of puigging 3 bonds through the polyurethane glue has ventilative top layer 4, the thickness of antiskid bottom 1 is three to four times zero point of 3 thickness of puigging, the thickness of ventilative top layer 4 is three five to five times zero point of 3 thickness of puigging.

During the use, effect through buffer layer 2, under the cooperation of glass fiber layer 21 and polyurethane foam layer 22, make local blanket possess the absorbing ability of double-layer material, the effectual purpose of shock attenuation has been reached, effect through puigging 3, inhale under the cooperation of sound sponge layer 32 at mineral fiber cotton layer 31 and crest, make local blanket possess the double-layer material sound insulation and inhale the ability of sound, the effectual purpose of giving sound insulation has been reached, through above structure complex effect, it is poor to have solved current preceding wall carpet sound insulation and shock attenuation effect, can't satisfy people's user demand, the problem of its development and popularization has been restricted.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a enclose shock attenuation carpet that gives sound insulation before car, includes antiskid bottom (1), its characterized in that: the top of antiskid bottom (1) bonds through polyurethane glue has buffer layer (2), buffer layer (2) include glass fiber layer (21) and polyurethane foaming layer (22), the top of buffer layer (2) bonds through polyurethane glue has puigging (3), puigging (3) are including cotton layer of mineral fiber (31) and crest sound absorption sponge layer (32), the top of puigging (3) bonds through polyurethane glue has ventilative top layer (4).

2. The automotive front wall sound-insulation and shock-absorption carpet as claimed in claim 1, is characterized in that: the polyurethane foam layer (22) is located on the top of the anti-skidding bottom layer (1), and the glass fiber layer (21) is located on the top of the polyurethane foam layer (22).

3. The automotive front wall sound-insulation and shock-absorption carpet as claimed in claim 1, is characterized in that: the wave crest sound absorption sponge layer (32) is located at the top of the shock absorption layer (2), and the mineral fiber cotton layer (31) is located at the top of the wave crest sound absorption sponge layer (32).

4. The automotive front wall sound-insulation and shock-absorption carpet as claimed in claim 1, is characterized in that: the thickness of shock-absorbing layer (2) is unanimous with the thickness of puigging (3), and the thickness of puigging (3) is three to five millimeters.

5. The automotive front wall sound-insulation and shock-absorption carpet as claimed in claim 1, is characterized in that: the thickness of the antiskid bottom layer (1) is three to four times zero of the thickness of the sound insulation layer (3), and the thickness of the breathable surface layer (4) is three five to five times zero of the thickness of the sound insulation layer (3).