CN218879804U

CN218879804U - Damping film suitable for arc curved surface

Info

Publication number: CN218879804U
Application number: CN202223325758.1U
Authority: CN
Inventors: 杨陈; 杨树林; 章林莉; 丁勇
Original assignee: Rugao Jinmao Rubber Co ltd
Current assignee: Rugao Jinmao Rubber Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-18
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to a damping film technical field, in particular to a damping film suitable for arc curved surface, which comprises a butyl rubber damping layer, wherein a plurality of stretching grooves are arranged at equal intervals on the butyl rubber damping layer, and the bottom end of the butyl rubber damping layer is sequentially provided with a flame retardant layer, a reflecting layer, an anti-stretching layer and a viscose layer from top to bottom; this damping film suitable for arc curved surface, the tensile groove of seting up in the middle of the butyl rubber damping layer can make the butyl rubber damping layer can not destroy its structure at the tensile in-process that covers arc curved surface, can block the burning through fire-retardant layer, reflection stratum noise abatement, the stretch-proofing nature of damping film can be improved on the stretch-proofing layer, the viscose layer can make the damping film closely laminate on arc curved surface, this design has changed that can lead to the damping film to take place deformation because of dragging when common damping film is pasted on arc curved surface, destroy the damping film subtract dry and absorbing function, it is convenient for agree with arc curved surface work piece more in the use of damping film.

Description

Damping film suitable for arc curved surface

Technical Field

The utility model relates to a damping film technical field, specifically speaking relates to a damping film suitable for arc curved surface.

Background

The damping film is a hot-melt composite sheet material formed by blending and pressing multiple components, can be made into different shapes and thicknesses according to requirements, and can play a role in reducing noise and vibration, namely playing a role in damping.

The utility model with the granted publication number of CN107177338A discloses a high-performance damping film, which comprises a damping adhesive layer consisting of butyl rubber, tackifying resin and filler, and a reflecting layer is arranged on the damping adhesive layer;

although the technical scheme has the advantages of simple and convenient construction operation, energy conservation and environmental protection, when the damping film is adhered to the arc-shaped curved surface, the damping film is deformed due to pulling, and the functions of dryness reduction and shock absorption of the damping film are damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a damping film suitable for arc curved surface 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 damping film suitable for arc curved surface, includes butyl rubber damping layer, set up the tensile groove of a plurality of equidistant settings on the butyl rubber damping layer, butyl rubber damping layer bottom is equipped with fire-retardant layer, reflection stratum, stretch-proofing layer and viscose layer from top to bottom in proper order, butyl rubber damping layer equals with the cross sectional dimension homogeneous phase on fire-retardant layer, reflection stratum, stretch-proofing layer, viscose layer, the thickness on butyl rubber damping layer is greater than half of whole thickness, the degree of depth in tensile groove is less than the thickness on butyl rubber damping layer.

Preferably, the flame-retardant layer is made of a flame-retardant polyester fiber material, and the flame-retardant layer is fusion bonded on the bottom surface of the butyl rubber damping layer.

Preferably, the reflecting layer is made of plant fiber materials, and the reflecting layer is bonded on the bottom surface of the flame-retardant layer in a melting mode.

Preferably, the anti-stretching layer is made of glass fiber materials, and the anti-stretching layer is bonded to the bottom surface of the reflecting layer in a melting mode.

Preferably, the adhesive layer is made of epoxy resin and amine curing agent materials, and the adhesive layer is bonded to the bottom surface of the stretch-resistant layer through glue.

Preferably, release paper is bonded below the adhesive layer, and the size of the release paper is larger than or equal to that of the adhesive layer.

Preferably, one end of the release paper is integrally formed with an easy-to-tear strip, and the outer end corners of the easy-to-tear strip are all subjected to circular arc treatment.

Compared with the prior art, the beneficial effects of the utility model are that: this damping film suitable for arc curved surface, the tensile groove of seting up in the middle of the butyl rubber damping layer can make the butyl rubber damping layer can not destroy its structure and cause the damping effect to weaken at the tensile in-process that covers the arc curved surface, can block the factor of safety that the burning improves the damping film through fire-retardant layer, the noise abatement of reflection stratum, the influence of noise to the user has been reduced, the stretch-proofing layer can improve the tensile properties of damping film, reduce the deformation that produces among the tensile in-process, the viscose layer can make the damping film closely laminate on the arc curved surface, this design has changed common damping film and can lead to the damping to take place deformation because of dragging when pasting on the arc curved surface, destroy the damping film subtract dry and absorbing function, it is convenient for agree with arc curved surface work piece more in the use of damping film.

Drawings

Fig. 1 is a schematic view of the overall structure of the utility model;

fig. 2 is a schematic diagram of the overall explosion structure in the utility model;

FIG. 3 is a schematic view of the structure of the flame retardant layer, the reflective layer, the stretch resistant layer and the adhesive layer;

fig. 4 is a schematic structural view of release paper in the utility model.

In the figure:

1. a butyl rubber damping layer; 11. a drawing groove;

2. a flame retardant layer;

3. a reflective layer;

4. a stretch resistant layer;

5. an adhesive layer;

6. release paper; 61. easy tear strip.

Detailed Description

The technical solution in the present invention will be clearly and completely described below with reference to the drawings in the present invention, and it is obvious that the described utility model is only a part of the utility model rather than the whole utility model. Based on the utility model provides a utility model, all other utility model that ordinary skilled person in the art obtained under the creative work prerequisite are not made, all belong to the utility model discloses the scope of protection.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a damping film suitable for curved surface, including butyl rubber damping layer 1, set up the tensile groove 11 that a plurality of equidistant settings on the butyl

rubber damping layer

1, 1 bottom on the butyl rubber damping layer is equipped with fire-retardant layer 2 from top to bottom in proper order, reflection stratum 3, stretch-proofing layer 4 and viscose layer 5, butyl rubber damping layer 1 and fire-retardant layer 2, reflection stratum 3, stretch-proofing layer 4, the cross section size homogeneous phase of viscose layer 5 equals, the thickness of butyl rubber damping layer 1 is greater than half of whole thickness, the degree of depth of tensile groove 11 is less than the thickness of butyl rubber damping layer 1, can block the factor of safety that the burning improves the damping film through fire-

retardant layer

2, 3 reducible noises on reflection stratum, the influence of noise to the user has been reduced, stretch-proofing layer 4 can improve the tensile resistance to stretching of damping film, reduce the deformation that tensile in-process produced, viscose layer 5 can make the damping film closely laminate on curved surface.

In the embodiment, the flame-retardant layer 2 is made of a flame-retardant polyester fiber material, and the flame-retardant layer 2 is fused and bonded on the bottom surface of the butyl rubber damping layer 1, so that combustion can be blocked, and the safety coefficient of the damping rubber sheet can be improved.

In this embodiment, the reflective layer 3 is made of a plant fiber material, and the reflective layer 3 is melt-bonded to the bottom surface of the flame retardant layer 2, so that the effect of reducing noise can be achieved through the superposed mesh structure of the plant fiber.

In this embodiment, the stretch-resistant layer 4 is made of a glass fiber material, and the stretch-resistant layer 4 is fusion bonded to the bottom surface of the reflective layer 3, so that the stretch resistance of the damping film can be improved, and the deformation generated in the stretching process can be reduced.

In this embodiment, the adhesive layer 5 is made of epoxy resin and amine curing agent, and the adhesive layer 5 is adhered to the bottom surface of the stretch-proof layer 4 by glue, so that the damping film is tightly adhered to the arc-shaped curved surface.

In this embodiment, the release paper 6 is adhered to the lower side of the adhesive layer 5, and the size of the release paper 6 is larger than or equal to that of the adhesive layer 5, so that the damping film keeps the surface of the adhesive layer 5 clean when not in use, and dust adhesion is prevented from affecting the adhesion effect on the adhesive layer 5

In this embodiment, there is easy strip 61 from one of them one end integrated into one piece of type paper 6, and the outer end corner of easy strip 61 all makes the circular arc and handles, is convenient for make viscose layer 5 with from the separation of type paper 6.

The utility model discloses a damping film suitable for arc curved surface when using, this damping film suitable for arc curved surface, tensile groove 11 of seting up in the middle of butyl rubber damping layer 1 can make butyl rubber damping layer 1 can not destroy its structure in the tensile process that covers arc curved surface and cause the damping effect to weaken, can block the factor of safety that the burning improves the damping film through fire-

retardant layer

2, 3 noise abatement of reflector layer, the influence of noise to the user has been reduced, stretch-resistant layer 4 can improve the tensile property of damping film, reduce the deformation that produces among the tensile process, viscose layer 5 can make the damping film closely laminate on arc curved surface, this design has changed common damping film and can lead to the damping film to take place deformation because of dragging when pasting on arc curved surface, destroy the damping film's the function of subtracting and absorbing, it is convenient for agree with arc curved surface work piece more in the use of damping film.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. The technical personnel of this trade should understand, the utility model does not receive the restriction of above-mentioned utility model, and what describe in above-mentioned utility model and the description only does the preferred example of the utility model to need not restrict the utility model, under the prerequisite that does not deviate from the spirit and scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the scope of the utility model that claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a damping film suitable for arc curved surface, includes butyl rubber damping layer (1), its characterized in that: offer tensile groove (11) that a plurality of equidistant settings on butyl rubber damping layer (1), butyl rubber damping layer (1) bottom is equipped with fire-retardant layer (2), reflection stratum (3), stretch-proofing layer (4) and viscose layer (5) from top to bottom in proper order, butyl rubber damping layer (1) equals with the cross sectional dimension homogeneous phase of fire-retardant layer (2), reflection stratum (3), stretch-proofing layer (4), viscose layer (5), the thickness of butyl rubber damping layer (1) is greater than half of whole thickness, the degree of depth of tensile groove (11) is less than the thickness of butyl rubber damping layer (1).

2. The damping film suitable for the arc-shaped curved surface according to claim 1, wherein: the flame-retardant layer (2) is made of flame-retardant polyester fiber materials, and the flame-retardant layer (2) is bonded to the bottom surface of the butyl rubber damping layer (1) in a melting mode.

3. The damping film suitable for the arc-shaped curved surface according to claim 1, wherein: the reflecting layer (3) is made of plant fiber materials, and the reflecting layer (3) is bonded to the bottom surface of the flame retardant layer (2) in a melting mode.

4. The damping film suitable for the arc-shaped curved surface according to claim 1, wherein: the anti-stretching layer (4) is made of glass fiber materials, and the anti-stretching layer (4) is bonded to the bottom surface of the reflecting layer (3) in a melting mode.

5. The damping film suitable for the arc-shaped curved surface according to claim 1, wherein: the adhesive layer (5) is made of epoxy resin and amine curing agent materials, and the adhesive layer (5) is bonded to the bottom surface of the stretch-resistant layer (4) through glue.

6. The damping film suitable for the arc-shaped curved surface according to claim 1, wherein: the adhesive is characterized in that release paper (6) is bonded below the adhesive layer (5), and the size of the release paper (6) is larger than or equal to that of the adhesive layer (5).

7. The damping film suitable for the arc-shaped curved surface according to claim 6, wherein: from wherein one end integrated into one piece of type paper (6) have easy tear strip (61), the outer end corner of easy tear strip (61) all makes the circular arc and handles.