CN214032335U

CN214032335U - Polyurethane foam sound insulation pad with good noise reduction effect

Info

Publication number: CN214032335U
Application number: CN202023204605.2U
Authority: CN
Inventors: 向伟
Original assignee: Shengying New Material Technology Changzhou Co ltd
Current assignee: Shengying New Material Technology Changzhou Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-08-24
Anticipated expiration: 2030-12-26

Abstract

The utility model discloses a cotton sound insulation of polyurethane that noise reduction effect is good fills up relates to polyurethane foam technical field. The utility model discloses a bordure and give sound insulation piece, the piece that gives sound insulation includes basic unit and soundproof cotton, basic unit and soundproof cotton adhesive connection, the one end that soundproof cotton was kept away from in the basic unit is provided with fire-retardant layer, the one end that basic unit was kept away from on fire-retardant layer is provided with the waterproof layer, the one end that fire-retardant layer was kept away from to the waterproof layer is provided with the wearing layer, and the equidistance is provided with the arch on the wearing layer, and soundproof cotton keeps away from the one end of basic unit and is provided with the buffer layer, and the one end that soundproof cotton was kept away from to the buffer layer is provided with the tie coat, the one end that the buffer layer was kept away from to the tie coat bonds and has the protection film, the protection film is for leaving the type membrane. The basic unit is polyurethane foam, and self has sound absorption effect well, and soundproof cotton also has syllable-dividing effect, and dual syllable-dividing effect is all good, then can improve through the wearing layer the utility model discloses a wearability, and the protruding frictional force that can increase the wearing layer surface.

Description

Polyurethane foam sound insulation pad with good noise reduction effect

Technical Field

The utility model relates to a cotton technical field of polyurethane specifically is a cotton sound insulation of polyurethane that noise reduction effect is good fills up.

Background

Polyurethane is used as a high polymer material with the characteristics of high strength, tear resistance, wear resistance and the like, and is widely applied to the fields of daily life, industrial and agricultural production, medicine and the like. It can be used for aviation, railway, building, sports, etc., and also for thermal insulation and cold insulation of storage tanks, pipelines, cold storage, beer, fermentation tanks and fresh-keeping barrels, and thermal insulation and water proofing of house buildings, and can also be used for surface coating of various woodware, chemical equipment, telecommunication equipment and instruments and various transportation tools. Among them, polyurethane elastomers made of polyurethane are used as drums, conveyor belts, hoses, automobile parts, shoe soles, synthetic leathers, electric wires and cables, and artificial organs for medical use, etc., while rigid foams made of polyurethane are used as heat insulation, sound absorption, packaging, insulation, and low-foaming synthetic woods such as polyurethane foam, which can be used as synthetic sound-insulating mats.

At present, the existing polyurethane foam sound insulation pad only reduces noise through a single structure, the noise reduction effect is not good, the limitation is large, and the requirement in actual use cannot be met, so that the technology capable of being improved is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a cotton sound insulation pad of polyurethane that noise reduction effect is good has the characteristics that noise reduction effect is good and can splice.

(II) technical scheme

For solving the technical problem, the utility model provides a polyurethane foam sound insulation pad that noise reduction effect is good, including borduring and sound insulation piece, sound insulation piece includes basic unit and soundproof cotton, basic unit and soundproof cotton adhesive connection, soundproof cotton's one end is kept away from in the basic unit is provided with fire-retardant layer, the one end that basic unit was kept away from on fire-retardant layer is provided with the waterproof layer, the one end that fire-retardant layer was kept away from to the waterproof layer is provided with the wearing layer, and the equidistance is provided with the arch on the wearing layer, the inner wall of borduring is provided with the fixture block.

Furthermore, the flame-retardant layer is formed by spraying flame-retardant paint.

Furthermore, the waterproof layer is formed by spraying waterproof paint.

Further, the one end that basic unit was kept away from to soundproof cotton is provided with the buffer layer, and the one end that soundproof cotton was kept away from to the buffer layer is provided with the tie coat.

Furthermore, the one end that the buffer layer was kept away from to the tie coat bonds there is the protection film, the protection film is from the type membrane.

Furthermore, the sound insulation blocks are provided with bayonets, the sound insulation blocks are connected with the clamping blocks of the covered edges in a clamping mode through bayonets, and the sound insulation blocks are fixedly connected through connecting blocks.

Further, the base layer is made of polyurethane foam.

Further, the wear-resistant layer is made of rubber.

The above technical scheme of the utility model has following profitable technological effect: the utility model discloses the basic unit that sets up is polyurethane foam, and basic unit and soundproof cotton bonding connection, polyurethane foam foams and forms, and self has sound absorbing effect well, and soundproof cotton also has syllable-dividing effect, and dual sound insulation effect is all good, then the utility model discloses the one end that fire-retardant layer was kept away from to the waterproof layer that sets up is provided with the wearing layer, can improve through the wearing layer the utility model discloses a wearability has increased life, and the arch can increase the frictional force on wearing layer surface, afterwards the utility model discloses the sound proof piece that sets up passes through bayonet socket and the fixture block joint of borduring, and through connecting block fixed connection between two adjacent sound proof pieces, can connect two fixed adjacent sound proof pieces through the connecting block, then can fix the sound proof piece on the borduring through the cooperation of bayonet socket and fixture block, can splice, and the maintenance of being convenient for is changed, has reduced the cost greatly.

Drawings

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

FIG. 2 is a schematic structural view of the sound insulation block of the present invention;

fig. 3 is a formal schematic view of the sound insulation block of the present invention.

Reference numerals:

1. edge covering; 2. a sound insulation block; 3. a clamping block; 4. connecting blocks; 5. a bayonet; 6. a buffer layer; 7. a bonding layer; 8. a protective film; 9. a wear layer; 10. a protrusion; 11. a waterproof layer; 12. a flame retardant layer; 13. a base layer; 14. soundproof cotton.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1 and 2, the utility model relates to a polyurethane foam sound insulation pad with good noise reduction effect, which comprises an edge 1 and a sound insulation block 2, wherein the sound insulation block 2 comprises a base layer 13 and sound insulation cotton 14, the base layer 13 is made of polyurethane foam, the polyurethane foam is foamed, the structure has the functions of heat insulation, sound absorption, insulation and the like, the base layer 13 is bonded with the sound insulation cotton 14, one end of the base layer 13, which is far away from the sound insulation cotton 14, is provided with a flame retardant layer 12, the flame retardant layer 12 is formed by spraying flame retardant paint, the sound insulation pad is not easy to burn through the flame retardant layer 12, the service life is prolonged, one end of the flame retardant layer 12, which is far away from the base layer 13, is provided with a waterproof layer 11, the waterproof layer 11 is formed by spraying waterproof paint, the waterproof layer 11 is convenient for waterproofing, one end of the waterproof layer 11, which is far away from the flame retardant layer 12 is provided with a wear-resistant layer 9, the wear-resistant layer 9 is made of rubber, the sound insulation pad has good wear resistance, increase life, and the equidistance is provided with arch 10 on wearing layer 9, and arch 10 can increase frictional force, can improve the wearability, and the inner wall of borduring 1 is provided with fixture block 3.

Wherein as shown in fig. 2, the one end that soundproof cotton 14 kept away from basic unit 13 is provided with buffer layer 6, buffer layer 6 plays the effect of buffering, and buffer layer 6 keeps away from the one end of soundproof cotton 14 and is provided with tie coat 7, tie coat 7 makes to make the sound insulation pad have the autohension, it is fixed to be convenient for install, the one end bonding that buffer layer 6 was kept away from to tie coat 7 has protection film 8, protection film 8 is from the type membrane, it has the film of distinguishing to indicate from the type membrane film surface energy, do not have viscidity after contacting under limited condition from type membrane and specific material, or slight viscidity, play dustproof protection's effect.

Wherein as shown in fig. 1 and 3, the sound insulation block 2 is provided with a bayonet 5, the sound insulation block 2 is connected with a clamping block 3 of the edge cover 1 through the bayonet 5, the sound insulation block 2 can be fixed on the edge cover 1 through the matching of the bayonet 5 and the clamping block 3, the splicing is convenient, two adjacent sound insulation blocks 2 are fixedly connected through a connecting block 4, and the two sound insulation blocks 2 can be connected through the connecting block 4, so that the splicing is convenient.

The working principle is as follows: during the concatenation, aim at arbitrary sound insulation block 2's bayonet socket 5 with connecting block 4 earlier, and the joint, then aim at another sound insulation block 2's bayonet socket 5 with connecting block 4, and the joint, later will fix all sound insulation block 2 according to above-mentioned method, will aim at the bayonet socket 5 of sound insulation block 2 later on and bordure 1's fixture block 3, and the joint, can splice and accomplish the sound insulation pad, in using, can tear protection film 8, then it is fixed to bond through tie coat 7, wearing layer 9 makes the sound insulation pad wear-resisting in the use, it is not fragile, and arch 10 has increased frictional force, further improve the wearability of sound insulation pad, fire-retardant layer 12 can hinder the burning, play the effect of fire prevention, and waterproof layer 11 can be waterproof, soundproof cotton 14 has syllable-dividing effect, can improve the sound insulation effect of sound insulation pad greatly.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a polyurethane foam sound insulation pad that noise reduction effect is good, includes bordure (1) and gives sound insulation piece (2), its characterized in that: soundproof block (2) include basic unit (13) and soundproof cotton (14), basic unit (13) and soundproof cotton (14) bonding connection, the one end of keeping away from soundproof cotton (14) in basic unit (13) is provided with fire-retardant layer (12), the one end of keeping away from basic unit (13) on fire-retardant layer (12) is provided with waterproof layer (11), the one end that fire-retardant layer (12) were kept away from in waterproof layer (11) is provided with wearing layer (9), and the equidistance is provided with arch (10) on wearing layer (9), the inner wall of borduring (1) is provided with fixture block (3).

2. The sound insulation polyurethane foam pad with good noise reduction effect as claimed in claim 1, wherein the flame retardant layer (12) is sprayed with flame retardant paint.

3. The sound insulation polyurethane foam pad with good noise reduction effect as claimed in claim 1, wherein the waterproof layer (11) is sprayed with waterproof paint.

4. The sound insulation polyurethane foam pad with good noise reduction effect as claimed in claim 1, wherein the end of the sound insulation foam (14) far away from the base layer (13) is provided with the buffer layer (6), and the end of the buffer layer (6) far away from the sound insulation foam (14) is provided with the adhesive layer (7).

5. The sound insulation polyurethane foam pad with good noise reduction effect as claimed in claim 4, wherein a protective film (8) is bonded to one end of the adhesive layer (7) far away from the buffer layer (6), and the protective film (8) is a release film.

6. The polyurethane foam sound insulation pad with the good noise reduction effect is characterized in that a bayonet (5) is formed in the sound insulation block (2), the sound insulation block (2) is clamped with a clamping block (3) of the edge cover (1) through the bayonet (5), and every two adjacent sound insulation blocks (2) are fixedly connected through a connecting block (4).

7. The sound insulation pad made of polyurethane foam with good noise reduction effect as claimed in claim 1, wherein the base layer (13) is made of polyurethane foam.

8. Polyurethane foam acoustic insulation pad with good noise reduction effect according to claim 1, characterized in that the wear layer (9) is made of rubber.