CN214354628U

CN214354628U - Soundproof cotton with good heat-insulating property

Info

Publication number: CN214354628U
Application number: CN202023121025.7U
Authority: CN
Inventors: 明星
Original assignee: Jiangsu Haokai Auto Parts Co ltd
Current assignee: Jiangsu Haokai Auto Parts Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-10-08
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses soundproof cotton with good heat insulation performance, which comprises a soundproof cotton body, wherein a first soundproof layer, soundproof holes, a drying agent, a heat insulation layer, asbestos fibers, rock wool fibers, a flame retardant layer, a second soundproof layer and a soundproof coating are respectively arranged in the soundproof cotton body; the soundproof cotton with good heat insulation performance can absorb various noise frequencies through the fiber holes in the material by arranging the first soundproof layer, the soundproof holes, the drying agent, the second soundproof layer and the soundproof coating, so that the soundproof cotton body has more excellent soundproof effect, longer service life and higher practicability; through setting up insulating layer, asbestos fibre, rock wool fibre and fire-retardant layer, can effectively improve the refractiveness of soundproof cotton body material, just can make the heat-proof quality of soundproof cotton body more superior, let the factor of safety that its soundproof cotton body used higher.

Description

Soundproof cotton with good heat-insulating property

Technical Field

The utility model relates to a soundproof cotton technical field specifically is a good soundproof cotton of heat-proof quality.

Background

Along with the improvement of living standard of people, people have higher requirements on living and working places and have higher requirements on sound insulation, and the popularization rate of sound insulation cotton used by automobiles is higher. As automobiles gradually enter homes, owners of the automobiles pay more attention to driving quality, and the more concerned they are about noise during driving. It is known that noise generated by an automobile in idling, accelerating or driving states on different roads is amplified and transmitted into the automobile after resonance or resonance is generated between a chassis and an automobile body, so that a driver feels uncomfortable. Since sound is transmitted through vibrations. Therefore, in the sound insulation project, a professional acoustic product is used to stop the vibration reduction of the vehicle body and the sound absorption in the vehicle, and the sound insulation is stopped from the propagation path of noise, so that various sound insulation products in the market emerge in a successive way along with the heat demand of the sound insulation products.

The prior art has the following defects or problems:

1. in the sound insulation cotton in the prior art, single glass fiber cotton is adopted for sound insulation treatment, the structure is single, the sound insulation effect is general, and the use effect and the service life of the sound insulation material are greatly reduced;

2. in addition, the soundproof cotton can not effectively separate the heat generated by sound insulation, so that the heat insulation function is not sound enough, and the sound insulation effect of the soundproof material is easily reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a soundproof cotton that heat-proof quality is good, solve the problem of mentioning in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a good soundproof cotton of thermal insulation performance, includes the soundproof cotton body, the inside of soundproof cotton body is provided with first puigging, syllable-dividing hole, drier, insulating layer, asbestos fibre, rock wool fibre, fire-retardant layer, second puigging and sound-proof coating respectively, the middle part of soundproof cotton body is provided with first puigging, the syllable-dividing hole has been seted up to the inside of first puigging, the inboard packing in syllable-dividing hole has the drier, the both sides surface of first puigging is provided with the insulating layer, the inside of insulating layer transversely is provided with the asbestos fibre, the insulating layer department of interweaving bonds and has the rock wool fibre, a side surface of insulating layer and the crack department of first puigging are scribbled with fire-retardant layer, insulating layer opposite side surface is provided with the second puigging, the second puigging is scribbled with sound-proof coating with the crack department of insulating layer.

As the preferred technical scheme of the utility model, the drier is made for the silica gel material, and the shape of drier is the graininess.

As the utility model discloses a preferred technical scheme, asbestos fibre is the same with the fibrous fibre diameter of rock wool, asbestos fibre passes through adhesive and rock wool fibre to weave to glue and constitute the insulating layer.

As the preferable technical proposal of the utility model, the flame-retardant layer is aluminum hydroxide coating, and the coating thickness of the flame-retardant layer is 1.5-2.0 mm.

As the preferred technical scheme of the utility model, the material of first puigging and second puigging is polyester fiber cotton material and makes, the thickness dimension of first puigging is 2.0-2.5cm, the thickness dimension of second puigging is 1.0-1.5 cm.

As the preferred technical scheme of the utility model, the sound insulation coating is made for nanometer multilayer structure material, the coating thickness of sound insulation coating is 0.80-1.0 mm.

Compared with the prior art, the utility model provides a good soundproof cotton of heat-proof quality possesses following beneficial effect:

1. the soundproof cotton with good heat insulation performance has the advantages that the first soundproof layer, the soundproof holes, the drying agent, the second soundproof layer and the soundproof coating are arranged, the soundproof environment can be isolated more through the internal and external distribution of the polyester fiber cotton material and the absorption of various noise frequencies of the fiber holes in the material of the soundproof cotton material under the silencing treatment of the soundproof coating, the soundproof cotton has better soundproof performance, in addition, the drying agent filled in the first soundproof layer can be used for drying moisture, so that the characteristic of moisture absorption in the soundproof cotton body can be provided, the soundproof cotton body has better soundproof effect, the service life is longer, and the practicability is higher;

2. this kind of soundproof cotton that thermal insulation performance is good, through setting up the insulating layer, the asbestos fiber, rock wool fiber and fire-retardant layer, it constitutes the insulating layer through the horizontal vertical glutinous knitting of asbestos fiber and rock wool fiber, and under the multilayer composite construction of insulating layer, it makes the thermal conductivity of soundproof cotton body little to weave the material through it, fire-retardant effect is longer, with this thermal-insulated effect can be played, and under the characteristic that adopts the aluminium hydroxide material through fire-retardant layer, can further improve the fire resistance of soundproof cotton body material, with the thermal insulation performance that can make the soundproof cotton body more superior, let its soundproof cotton body factor of safety that uses higher.

Drawings

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

FIG. 2 is a schematic structural view of a first soundproof layer of the present invention;

FIG. 3 is a schematic view of the structure of the thermal insulation layer of the present invention;

fig. 4 is a schematic structural view of a second soundproof layer of the present invention.

In the figure: 1. a soundproof cotton body; 2. a first sound insulating layer; 3. a sound-insulating void; 4. a desiccant; 5. a thermal insulation layer; 6. asbestos fibers; 7. rock wool fibers; 8. a flame retardant layer; 9. a second sound insulating layer; 10. and (3) a sound-insulating coating.

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.

Referring to fig. 1-4, in this embodiment: a soundproof cotton with good heat insulation performance comprises a soundproof cotton body 1, a first soundproof layer 2, soundproof holes 3, a drying agent 4 and a heat insulation layer 5 are respectively arranged in the soundproof cotton body 1, asbestos fibre 6, asbestos fibre 7, fire-retardant layer 8, second puigging 9 and sound barrier coating 10, soundproof cotton body 1's middle part is provided with first puigging 2, soundproof hole 3 has been seted up to first puigging 2's inside, soundproof hole 3's inboard packing has drier 4, first puigging 2's both sides surface is provided with insulating layer 5, insulating layer 5's inside transversely is provided with asbestos fibre 6, insulating layer 5 interweaving department bonds and has asbestos fibre 7, a side surface of insulating layer 5 and the crack department of first puigging 2 are scribbled and are had fire-retardant layer 8, insulating layer 5 opposite side surface is provided with second puigging 9, second puigging 9 and insulating layer 5's crack department are scribbled and are had sound barrier coating 10.

In this embodiment, the drying agent 4 is made of silica gel material, and the drying agent 4 is granular. The drying agent 4 can have the drying treatment effect of moisture, so that the characteristic of moisture absorption inside the soundproof cotton body 1 can be provided, and the service life of the soundproof cotton body 1 can be longer; the asbestos fiber 6 and the asbestos fiber 7 have the same fiber diameter, and the asbestos fiber 6 and the asbestos fiber 7 are woven and bonded through an adhesive to form the heat insulation layer 5. Through the multilayer composite structure of the heat insulation layer 5, the heat conduction performance of the soundproof cotton body 1 is small and the flame retardant effect is longer through the weaving material effect of the asbestos fiber 6 and the asbestos fiber 7; the flame-retardant layer 8 is aluminum hydroxide material coating, and the thickness of the coating of the flame-retardant layer 8 is 1.5-2.0 mm. The fire resistance of the soundproof cotton body 1 can be further improved by adopting the characteristic of the aluminum hydroxide material as the fire-retardant layer 8, so that the heat insulation performance is more perfect; the first sound insulation layer 2 and the second sound insulation layer 9 are both made of polyester fiber cotton materials, the thickness of the first sound insulation layer 2 is 2.0-2.5cm, and the thickness of the second sound insulation layer 9 is 1.0-1.5 cm. Under the action of the distribution of the inner structure and the outer structure of the first sound-proof layer 2 and the second sound-proof layer 9, the fiber pores in the material can realize the absorption of various noise frequencies, so that the sound-proof environment can be isolated better, and the sound-proof performance is better; the sound insulation coating 10 is made of a nano multilayer structure material, and the thickness of the coating of the sound insulation coating 10 is 0.80-1.0 mm. The soundproof coating 10 can further improve the soundproof effect of the soundproof cotton body 1, so that the soundproof treatment is more reliable.

The utility model discloses a theory of operation and use flow: firstly, the polyester fiber cotton material is distributed inside and outside, and the fiber pores in the material can realize the absorption of various noise frequencies under the noise reduction treatment of the sound insulation coating 10, so that the sound insulation environment is isolated more, the sound insulation performance is better, in addition, the drying agent 4 filled in the first sound insulation layer 2 can be used for drying the moisture, the characteristic of moisture absorption in the sound insulation cotton body 1 can be provided, the sound insulation effect of the sound insulation cotton body 1 is more excellent, the service life is longer, and the practicability is higher; then, the heat insulation layer 5 is formed by transversely and longitudinally sticking and weaving the asbestos fibers 6 and the asbestos fibers 7, and under the multilayer composite structure of the heat insulation layer 5, the heat conduction performance of the soundproof cotton body 1 is small through the weaving material, the flame retardant effect is longer, so that the heat insulation effect can be achieved, and under the characteristic that the flame retardant layer 8 is made of aluminum hydroxide materials, the fire resistance of the material of the soundproof cotton body 1 can be further improved, so that the heat insulation performance of the soundproof cotton body 1 is more excellent, and the safety coefficient of the soundproof cotton body 1 is higher.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a good soundproof cotton of heat-proof quality which characterized in that: the soundproof cotton comprises a soundproof cotton body (1), wherein a first soundproof layer (2), soundproof holes (3), a drying agent (4), a heat insulation layer (5), asbestos fibers (6), rock wool fibers (7), a flame retardant layer (8), a second soundproof layer (9) and a soundproof coating (10) are respectively arranged in the soundproof cotton body (1), the first soundproof layer (2) is arranged in the middle of the soundproof cotton body (1), the soundproof holes (3) are formed in the first soundproof layer (2), the drying agent (4) is filled in the soundproof holes (3), the heat insulation layer (5) is arranged on the two side surfaces of the first soundproof layer (2), the asbestos fibers (6) are transversely arranged in the heat insulation layer (5), the rock wool fibers (7) are bonded at the interweaving position of the heat insulation layer (5), and the flame retardant layer (8) is coated at the crack between one side surface of the heat insulation layer (5) and the first soundproof layer (2), a second sound insulation layer (9) is arranged on the other side surface of the heat insulation layer (5), and a sound insulation coating (10) is coated at a gap between the second sound insulation layer (9) and the heat insulation layer (5).

2. The soundproof cotton of claim 1, wherein: the drying agent (4) is made of silica gel materials, and the drying agent (4) is granular.

3. The soundproof cotton of claim 1, wherein: the asbestos fiber (6) and the asbestos fiber (7) are the same in fiber diameter, and the asbestos fiber (6) is woven and bonded with the asbestos fiber (7) through a bonding agent to form a heat insulation layer (5).

4. The soundproof cotton of claim 1, wherein: the flame-retardant layer (8) is an aluminum hydroxide material coating, and the thickness of the coating of the flame-retardant layer (8) is 1.5-2.0 mm.

5. The soundproof cotton of claim 1, wherein: the sound insulation layer is characterized in that the first sound insulation layer (2) and the second sound insulation layer (9) are made of polyester fiber cotton materials, the thickness of the first sound insulation layer (2) is 2.0-2.5cm, and the thickness of the second sound insulation layer (9) is 1.0-1.5 cm.

6. The soundproof cotton of claim 1, wherein: the sound insulation coating (10) is made of a nano multilayer structure material, and the thickness of the coating of the sound insulation coating (10) is 0.80-1.0 mm.