CN211843520U

CN211843520U - Stretch-proofing soundproof cotton

Info

Publication number: CN211843520U
Application number: CN201922454214.7U
Authority: CN
Inventors: 潘建新; 汪飞
Original assignee: Hubei Tianyun Noise Reduction And Antivibration New Material Co ltd
Current assignee: Hubei Tianyun Noise Reduction And Antivibration New Material Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-03
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to stretch-proof soundproof cotton, the inner layer of a flame-retardant net layer is provided with a soundproof cotton layer, and the inner layer of the soundproof cotton layer is provided with a soundproof honeycomb layer; bonding layers are arranged between the flame-retardant mesh layer and the soundproof cotton layer and between the soundproof cotton layer and the soundproof honeycomb layer, and at least one air hole is formed in each bonding layer; the inner layer of the sound insulation honeycomb layer is provided with a filling foam layer, and the periphery of the filling foam layer is wrapped by bonding layers and connected with the sound insulation honeycomb layer and the stretch-proof base layer; the utility model wraps the double-layer flame-retardant net layer on the outer layer of the soundproof cotton, so that the soundproof effect of the soundproof cotton is not destroyed while the soundproof cotton is flame-retardant, the soundproof effect of the soundproof cotton is improved, and the flame-retardant effect of the soundproof cotton is also improved; the toughness and the strong rigidity of the soundproof cotton are improved, the internal structure of the soundproof cotton is optimized, and the property and the function of the soundproof cotton are improved by arranging the stretch-resistant base layer, the stretch-resistant reinforcing ribs and the anti-seismic nails which are embedded in the flame-retardant mesh layer; has good market potential value, practicability and creativity.

Description

Stretch-proofing soundproof cotton

Technical Field

The utility model relates to a soundproof cotton material technical field, concretely relates to stretch-proofing soundproof cotton.

Background

Noise pollution is a big public hazard of human living environment, which not only seriously damages the auditory nerve, cardiovascular system and nervous system of people, but also accelerates the aging of buildings and industrial machinery, and influences the precision and service life of instruments. With the increasing emphasis on the noise control problem, various sound insulation and noise reduction methods are also brought forward. The traditional sound insulation material, glass wool, has many defects, such as low noise reduction coefficient, short service life, environmental pollution, secondary pollution, etc., and the application of the glass wool is limited, so that the glass wool is out of the market and is replaced by a novel sound absorption material. The fiber sound-absorbing material can have a good sound-insulating effect in a wide frequency band, so that the fiber sound-absorbing material can replace the traditional porous sound-insulating material represented by centrifugal glass wool and the like, and the sound-insulating material which has the advantages of environmental protection, reutilization, decoration function and excellent acoustic performance can be more and more accepted by the market.

On the other hand, with the increasing requirements on life practicality and fire safety, people have higher and higher flame retardant requirements on soundproof cotton. At present, the flame retardant technology enters a new development stage, and the flame retardant technology of the sound-absorbing material is developing towards the direction of high efficiency, economy and environmental protection in the future. Since the inorganic flame retardant has: low toxicity and good thermal stability; does not precipitate and has lasting flame retardant effect; no corrosive gas is generated; the price is low; the inorganic flame retardant has the advantages of small smoke generation amount and the like, so the application of the inorganic flame retardant in various aspects is gradually replacing the organic flame retardant, and the research significance of synthesizing the inorganic flame retardant is great; however, since organic flame retardants are still being used in large amounts at present, the use of inorganic flame retardants in combination with organic flame retardants is a desirable transition.

At present, the social demand for sound insulation materials is rapidly increased, and the traditional sound insulation materials cannot meet the higher requirements of people on environmental protection, decoration and flame retardance; in addition, the tensile strength of the general soundproof cotton is not good, and the soundproof cotton is easy to break or form cracks during the stretching process, thereby affecting the use of the soundproof cotton. Therefore, research and development of new environment-friendly soundproof and flame-retardant materials with high tensile strength have been the direction of effort.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model aims at providing an anti-stretching soundproof cotton is provided with double-deck fire-retardant layer through the surface that will be at soundproof cotton to regard as the basement with the anti-stretching basic unit, aim at solves that flame retardant efficiency is not good, soundproof effect is not good, the not good defect of tensile strength.

For realizing the purpose of the utility model, the technical proposal adopted is that:

a stretch-proof soundproof cotton comprises a stretch-proof base layer, wherein the stretch-proof base layer divides a soundproof into an upper part and a lower part,

the stretch-proof base layer is prepared by embedding various raw material fibers in a rubber substrate, rolling, banburying, forming, tabletting and cutting.

The surface layer of the stretch-proof soundproof cotton is provided with a flame-retardant net layer, and the flame-retardant net layer is double-layer.

The inner layer of the flame-retardant net layer is provided with a soundproof cotton layer, and the inner layer of the soundproof cotton layer is a soundproof honeycomb layer.

Bonding layers are arranged between the flame-retardant net layer and the soundproof cotton layer and between the soundproof cotton layer and the soundproof honeycomb layer, and at least one air hole is formed in each bonding layer.

According to a preferable technical scheme, the inner layer of the sound insulation honeycomb layer is provided with a filling foam layer, and the periphery of the filling foam layer is wrapped by a bonding layer and is connected with the sound absorption honeycomb layer and the stretch-resistant base layer.

As a preferred technical scheme, a large cavity is formed in the lower layer of the stretch-resistant base layer, and at least one reinforcing rib is vertically arranged in the large cavity.

As a preferable technical scheme, the reinforcing rib directly divides the large cavity into at least two small cavities, and porous light molecular sieve fragments are filled in the small cavities.

As a preferred technical scheme, a sound insulation through hole is arranged between the upper layer and the lower layer of the stretch-resistant base layer, and the sound insulation through hole directly corresponds to each small cavity.

As a preferable technical scheme, the stretch-proof base layer is provided with a stretch-proof reinforcing rib on the top layer of the soundproof cotton, and the stretch-proof reinforcing rib is embedded in the flame-retardant net layer and is as high as the flame-retardant net layer.

As a preferred technical scheme, anti-seismic nails are arranged on the anti-tensile reinforcing ribs, and the bottoms of the anti-seismic nails are directly connected with the middle layer of the anti-tensile base layer.

The utility model has the advantages that: the utility model wraps the double-layer flame-retardant net layer on the outer layer of the soundproof cotton, the soundproof effect of the soundproof cotton can not be destroyed when the soundproof cotton is flame-retardant, the soundproof cotton layer, the soundproof honeycomb layer, the filling foam layer and the porous light molecular sieve fragments are arranged to absorb the generated noise and vibration, the soundproof effect of the soundproof cotton is greatly improved, and the flame-retardant effect of the soundproof cotton is also improved; the top of the soundproof cotton is embedded with the stretch-resistant reinforcing rib and the anti-seismic nail which are integrally designed with the stretch-resistant base layer, so that the stretch-resistant capability of the soundproof cotton is improved, simultaneously, noise or vibration generated in the stretching process is absorbed, the internal structure of the soundproof cotton is optimized, and the property and the function of the soundproof cotton are improved; to sum up, the utility model discloses a soundproof cotton designs stretch-proofing strengthening rib embedding ingeniously in fire-retardant stratum reticulare, covers double-deck fire-retardant stratum reticulare and carries out fire-retardant protection to it in the soundproof cotton outside, not only improves soundproof cotton's toughness, intensity and rigidity to and tensile strength, can also reinforce syllable-dividing and flame retardant efficiency, has good market potential value, has practicality and creativity.

Drawings

Fig. 1 is a schematic view of the internal cross-sectional structure of the stretch-proofing soundproof cotton of the present invention.

Fig. 2 is a schematic view of the surface profile structure of the stretch-proofing soundproof cotton of the present invention.

In the figure: 1. a flame-retardant mesh layer; 2. a bonding layer; 3. a soundproof cotton layer; 4. a sound-insulating honeycomb layer; 5. filling a foam layer; 6. a stretch resistant base layer; 7. porous light molecular sieve fragments; 8. a sound-insulating through hole; 9. reinforcing ribs; 10. stretching-resistant reinforcing ribs; 11. antidetonation nail.

Detailed Description

The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it should be understood 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.

The utility model provides a stretch-proofing soundproof cotton, is including having stretch-proofing tensile basic unit 6, stretch-proofing basic unit 6 divide into two parts about with giving sound insulation, and stretch-proofing soundproof cotton's top layer is provided with fire-retardant stratum reticulare 1, and fire-retardant stratum reticulare 1 sets up to the bilayer. The inner layer of the flame-retardant net layer 1 is provided with a soundproof cotton layer 3, and the inner layer of the soundproof cotton layer 3 is provided with a soundproof honeycomb layer 4. Bonding layers 2 are arranged between the flame-retardant net layer 1 and the soundproof cotton layer 3 and between the soundproof cotton layer 3 and the soundproof honeycomb layer 4, and at least one air hole is arranged on the bonding layers 2.

The inlayer of syllable-dividing honeycomb layer 4 is provided with filling foam layer 5, and filling foam layer 5 is wrapped up with tie coat 2 all around and is connected syllable-dividing honeycomb layer 4 and stretch-proofing basic unit 6.

The lower floor of stretch-proofing basic unit 6 is provided with big cavity, and big cavity is inside to be provided with at least one strengthening rib 9 vertically.

The reinforcing ribs 9 directly divide the large cavity into at least two small cavities, and the small cavities are filled with porous light molecular sieve fragments 7.

A sound insulation through hole 8 is formed between the upper layer and the lower layer of the stretch-resistant base layer 6, and the sound insulation through holes 8 directly correspond to the small cavities.

The stretch-proof base layer 6 is provided with a stretch-proof reinforcing rib 10 on the top layer of the soundproof cotton, and the stretch-proof reinforcing rib 10 is embedded in the flame-retardant net layer 1 and is as high as the flame-retardant net layer 1.

Furthermore, anti-seismic nails 11 are arranged on the anti-tensile reinforcing ribs 10, and the bottoms of the anti-seismic nails 11 are directly connected with the middle layer of the anti-tensile base layer 6.

In the utility model, the double-layer flame-retardant net layer is wrapped on the outer layer of the soundproof cotton, the soundproof effect of the soundproof cotton can not be destroyed when the soundproof cotton is flame-retardant, the soundproof cotton layer, the soundproof honeycomb layer, the filling foam layer and the porous light molecular sieve fragments are arranged to absorb the generated noise and vibration, the soundproof effect of the soundproof cotton is greatly improved, and the flame-retardant effect of the soundproof cotton is also improved; the top of the soundproof cotton is embedded with the stretch-resistant reinforcing rib and the anti-seismic nail which are integrally designed with the stretch-resistant base layer, so that the stretch-resistant capability of the soundproof cotton is improved, simultaneously, noise or vibration generated in the stretching process is absorbed, the internal structure of the soundproof cotton is optimized, and the property and the function of the soundproof cotton are improved; to sum up, the utility model discloses a soundproof cotton designs stretch-proofing strengthening rib embedding ingeniously in fire-retardant stratum reticulare, covers double-deck fire-retardant stratum reticulare and carries out fire-retardant protection to it in the soundproof cotton outside, not only improves soundproof cotton's toughness, intensity and rigidity to and tensile strength, can also reinforce syllable-dividing and flame retardant efficiency, has good market potential value, has practicality and creativity.

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 stretch-proofing soundproof cotton which characterized in that: the sound insulation cotton comprises a stretch-resistant base layer (6) with stretch resistance, wherein the stretch-resistant base layer (6) divides the sound insulation cotton into an upper part and a lower part;

the surface layer of the stretch-proof soundproof cotton is provided with a flame-retardant net layer (1), and the flame-retardant net layer (1) is double-layer; the inner layer of the flame-retardant net layer (1) is provided with a soundproof cotton layer (3), and the inner layer of the soundproof cotton layer (3) is provided with a soundproof honeycomb layer (4);

bonding layers (2) are arranged between the flame-retardant net layer (1) and the soundproof cotton layer (3) and between the soundproof cotton layer (3) and the soundproof honeycomb layer (4), and at least one air hole is formed in the bonding layers (2).

2. The stretch-resistant soundproof cotton according to claim 1, wherein: the inner layer of the sound insulation honeycomb layer (4) is provided with a filling foam layer (5), and the periphery of the filling foam layer (5) is wrapped by the bonding layer (2) and is connected with the sound insulation honeycomb layer (4) and the stretch-resistant base layer (6).

3. The stretch-resistant soundproof cotton according to claim 2, wherein: the lower layer of the stretch-proof base layer (6) is provided with a large cavity, and at least one reinforcing rib (9) is vertically arranged in the large cavity;

the reinforcing ribs (9) directly divide the large cavity into at least two small cavities, and porous light molecular sieve fragments (7) are filled in the small cavities.

4. The stretch-resistant soundproof cotton according to claim 3, wherein: and a sound insulation through hole (8) is arranged between the upper layer and the lower layer of the stretch-resistant base layer (6), and the sound insulation through hole (8) directly corresponds to each small cavity.

5. The stretch-resistant soundproof cotton according to claim 1, wherein: the anti-stretching base layer (6) is provided with an anti-stretching reinforcing rib (10) on the top layer of the soundproof cotton, and the anti-stretching reinforcing rib (10) is embedded in the flame-retardant net layer (1) and is as high as the flame-retardant net layer (1).

6. The stretch-resistant soundproof cotton according to claim 5, wherein: the anti-stretching base layer is characterized in that anti-seismic nails (11) are arranged on the anti-stretching reinforcing ribs (10), and the bottoms of the anti-seismic nails (11) are directly connected with the middle layer of the anti-stretching base layer (6).