CN218804422U

CN218804422U - Sound-insulation felt

Info

Publication number: CN218804422U
Application number: CN202222945847.XU
Authority: CN
Inventors: 林鹏; 于杰
Original assignee: Weihai Huahang Automobile Interior Parts Co ltd
Current assignee: Weihai Huahang Automobile Interior Parts Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-04-07
Anticipated expiration: 2032-11-04

Abstract

The utility model relates to a felt technical field just discloses a felt for giving sound insulation, including flame retardant coating and felt body, the top of felt body has the puigging through the adhesive bonding, the bottom of felt body has the sound absorbing layer through the adhesive bonding, the top of puigging has the anti-deformation layer through the adhesive bonding, the bottom of sound absorbing layer has the elastic layer through the adhesive bonding; the utility model discloses a material that sets up the flame retardant coating is fire retardant coating for this felt has the effect of incombustible, and then protects driver's safety, makes the syllable-dividing effect of this felt very good through setting up puigging and sound-absorbing layer.

Description

Felt for sound insulation

Technical Field

The utility model relates to a felt technical field specifically is a felt for gives sound insulation.

Background

The felt is a common industrial tool, is mostly made of wool, is also made of cow hair or fibers, is formed by processing and bonding, and is mainly characterized by being rich in elasticity, so that the felt is widely applied to new energy automobiles as a main interior material with the functions of shock absorption, noise reduction, sound insulation, heat insulation and the like. The existing felt is poor in sound insulation effect, so that the felt is inconvenient to use and easy to deform.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a felt for giving sound insulation reaches the problem of mentioning in solving above-mentioned background.

In order to achieve the above object, the utility model provides a following technical scheme: a felt for sound insulation comprises a fire-proof layer and a felt body, wherein a sound insulation layer is bonded to the top of the felt body through an adhesive, a sound absorption layer is bonded to the bottom of the felt body through an adhesive, a deformation-resistant layer is bonded to the top of the sound insulation layer through an adhesive, and an elastic layer is bonded to the bottom of the sound absorption layer through an adhesive.

Preferably, the number of the fire-retardant layers is two, and the two fire-retardant layers are respectively bonded on the top of the deformation-resistant layer and the bottom of the elastic layer through adhesives.

Preferably, the deformation-resistant layer comprises a first reinforcing rib and a second reinforcing rib, the first reinforcing rib is transversely arranged, the second reinforcing rib is longitudinally arranged, and the deformation-resistant layer is arranged to improve the strength of the felt, so that the felt is not easy to deform and the service life of the felt is prolonged.

Preferably, the thickness of flame retardant coating is two millimeters, and the material through setting up the flame retardant coating for this felt has the incombustible effect, and then protects driver's safety.

Preferably, the thickness of puigging is three millimeters, the thickness of sound-absorbing layer is three points five millimeters, through the material cellucotton that sets up the puigging for this felt can absorb the noise in the car, thereby has improved the silence effect in the car, and the material through setting up the sound-absorbing layer is polyurethane foam, further improves the sound insulation effect of this felt.

Preferably, the thickness of elastic layer is four millimeters, and the material through setting up the elastic layer is rubber for this felt has fine elasticity, and uses more comfortablely.

The utility model provides a felt for sound insulation. The method has the following beneficial effects:

(1) The utility model discloses a material that sets up the flame retardant coating is fire retardant coating for this felt has the effect of incombustible, and then protects driving personnel's safety, makes the syllable-dividing effect of this felt very good through setting up puigging and sound-absorbing layer.

(2) The utility model discloses a set up the resistance to deformation layer and can promote the intensity of this felt for its non-deformable promotes the life of this felt, is rubber through the material that sets up the elastic layer, makes this felt have fine elasticity, and uses more comfortablely.

Drawings

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

fig. 2 is a sectional view of the present invention;

fig. 3 is a schematic structural diagram of the deformation-resistant layer of the present invention.

In the figure: 1. a fire barrier layer; 2. a deformation resistant layer; 3. a sound insulating layer; 4. a felt body; 5. a sound absorbing layer; 6. an elastic layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a felt for sound insulation, including flame retardant coating 1 and felt body 4, there is puigging 3 felt body 4's top through the adhesive bonding, there is sound-absorbing layer 5 felt body 4's bottom through the adhesive bonding, the thickness of puigging 3 is three millimeters, sound-absorbing layer 5's thickness is three five millimeters, material fiber cotton through setting up puigging 3, make this felt can absorb noise in the car, thereby the silence effect in the car has been improved, be polyurethane foam through the material that sets up sound-absorbing layer 5, further improve the syllable-dividing effect of this felt, sound-absorbing layer 3's top has resistance to deformation layer 2 through the adhesive bonding, resistance to deformation layer 2 includes strengthening rib one and strengthening rib two, strengthening rib one transverse arrangement, strengthening rib two longitudinal arrangement, through setting up resistance to deformation layer 2 in order to promote the intensity of this felt, make its non-deformable, promote the life of this felt, sound-absorbing layer 5's bottom is through the adhesive bonding elastic layer 6, elastic layer 6's thickness is four millimeters, material through setting up elastic layer 6 is rubber, make this comfortable elasticity that has, and use felt, and then the quantity of felt is two-layer 1, make the top of the fire retardant coating be two-retardant coating through the safety adhesive bonding layer and the top of this car.

When using, be fireproof coating through the material that sets up flame retardant coating 1, make this felt have incombustible effect, and then the safety of protection driver, material cellucotton through setting up puigging 3, make this felt can absorb the noise in the car, thereby the silence effect in the car has been improved, material through setting up sound absorbing layer 5 is polyurethane foam, further improve the syllable-dividing effect of this felt, be the intensity in order to promote this felt through setting up anti deformation layer 2, make its non-deformable, promote the life of this felt, be rubber through the material that sets up elastic layer 6, make this felt have fine elasticity, and use more comfortablely.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. A felt for sound insulation comprises a fireproof layer (1) and a felt body (4), and is characterized in that: the top of the felt body (4) is bonded with a sound insulation layer (3) through an adhesive, the bottom of the felt body (4) is bonded with a sound absorption layer (5) through an adhesive, the top of the sound insulation layer (3) is bonded with a deformation resistant layer (2) through an adhesive, and the bottom of the sound absorption layer (5) is bonded with an elastic layer (6) through an adhesive.

2. The felt for sound insulation according to claim 1, wherein: the number of the fire-proof layers (1) is two, and the two fire-proof layers (1) are respectively bonded on the top of the anti-deformation layer (2) and the bottom of the elastic layer (6) through adhesives.

3. The felt for sound insulation according to claim 1, wherein: the deformation-resistant layer (2) comprises a first reinforcing rib and a second reinforcing rib, the first reinforcing rib is transversely arranged, and the second reinforcing rib is longitudinally arranged.

4. The felt for soundproofing according to claim 2, wherein: the thickness of the fireproof layer (1) is two millimeters.

5. The felt for soundproofing according to claim 1, wherein: the thickness of the sound insulation layer (3) is three millimeters, and the thickness of the sound absorption layer (5) is three points and five millimeters.

6. The felt for sound insulation according to claim 1, wherein: the thickness of the elastic layer (6) is four millimeters.