CN219239568U

CN219239568U - Double-sided adhesive film

Info

Publication number: CN219239568U
Application number: CN202320811216.0U
Authority: CN
Inventors: 谢洪涛; 沈雅琴
Original assignee: Suzhou Yikaixuan Electronic Technology Co ltd
Current assignee: Suzhou Yikaixuan Electronic Technology Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-06-23
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses a double-sided adhesive film, which comprises: the transparent base film is covered with a first colored wax layer facing the surface of the first transparent release layer, the surface of the transparent base film facing the second transparent release layer is covered with a second colored wax layer, a first porous permeation layer covering the surface of the first colored wax layer is connected with the first transparent release layer through a first adhesive layer, and a second porous permeation layer covering the surface of the second colored wax layer is connected with the second transparent release layer through a second adhesive layer. The double-sided film can effectively record the overheat state of the power equipment, is convenient for finding out potential safety hazards of the power equipment, and greatly reduces the accident rate.

Description

Double-sided adhesive film

Technical Field

The utility model relates to a double-sided film, and belongs to the technical field of electrical equipment detection.

Background

Under the conditions of correct design, correct construction and normal operation of the electrical equipment, the difference between the highest temperature and the temperature of the electrical equipment and the temperature of the surrounding environment is allowed when the highest temperature and the temperature of the electrical equipment and the temperature of the surrounding environment do not exceed a certain allowable range, but when the equipment has certain faults, the local temperature of the equipment is easily increased and exceeds the allowable range, if the equipment cannot be found and processed in time, the heating time is excessively long, and thus, the electrical equipment is discharged and fused at certain parts, and insulation accidents or fires are caused.

When the local temperature of the electrical equipment is increased and exceeds the allowable range, an observer cannot observe whether the electrical equipment is overheated or not through naked eyes, and cannot know the overheated state of the equipment through naked eyes, so that the discovery of potential safety hazards is inconvenient.

Disclosure of Invention

The utility model aims to provide a double-sided adhesive film which can effectively record the overheat state of power equipment, is convenient for finding out potential safety hazards of the power equipment and greatly reduces the accident rate.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a double-sided adhesive film comprising: the transparent base film is covered with a first colored wax layer facing the surface of the first transparent release layer, the surface of the transparent base film facing the second transparent release layer is covered with a second colored wax layer, a first porous permeation layer covering the surface of the first colored wax layer is connected with the first transparent release layer through a first adhesive layer, and a second porous permeation layer covering the surface of the second colored wax layer is connected with the second transparent release layer through a second adhesive layer.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, a plurality of small through holes are distributed on the transparent base film at intervals, and the first colored wax layer and the second colored wax layer are connected through the small through holes.

2. In the above scheme, the transparent base film is a PET film, a PVC film or a PE film.

3. In the above scheme, the first porous permeation layer and the second porous permeation layer are porous fiber layers or porous film layers.

4. In the scheme, the thickness of the transparent base film is 20-40 mu m.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. according to the double-sided adhesive film disclosed by the utility model, the surface of the transparent base film facing the first transparent release layer is covered with the first colored wax layer, the surface of the transparent base film facing the second transparent release layer is covered with the second colored wax layer, the first porous permeation layer covered on the surface of the first colored wax layer is connected with the first transparent release layer through the first adhesive layer, the second porous permeation layer covered on the surface of the second colored wax layer is connected with the second transparent release layer through the second adhesive layer, when the double-sided adhesive film is applied to a part to be monitored of an electric power device, the colored wax layer is melted into liquid from the heat of the part to be monitored when the part to be monitored is overheated, and the color of the porous permeation layer is changed by immersing the colored wax layer, so that an observer can conveniently find the color change of the porous permeation layer through the transparent base film, the overheated state of the electric power device can be effectively recorded, and potential safety hazards of the electric power device can be conveniently found, and the accident rate is greatly reduced.

2. According to the double-sided adhesive film, the transparent base film is provided with the plurality of small through holes at intervals, and the first colored wax layer and the second colored wax layer are connected through the small through holes, so that the binding force of the transparent base film with the first colored wax layer and the second colored wax layer is improved, and the binding strength of the double-sided adhesive film is increased.

Drawings

FIG. 1 is a schematic diagram of a double-sided adhesive film according to the present utility model;

FIG. 2 is a schematic view of a partial structure of a double-sided adhesive film of the present utility model;

FIG. 3 is a schematic structural diagram of embodiment 2 of the double-sided adhesive film of the present utility model;

fig. 4 is a schematic partial structure of embodiment 2 of the double-sided adhesive film of the present utility model.

In the above figures: 1. a transparent base film; 21. a first transparent release layer; 22. a second transparent release layer; 31. a first porous layer; 32. a second porous layer; 41. a first adhesive layer; 42. a second adhesive layer; 51. a first colored wax layer; 52. a second colored wax layer; 6. small through holes.

Detailed Description

The present patent will be further understood by the specific examples given below, which are not intended to be limiting.

Example 1: a double-sided adhesive film comprising: the transparent base film 1, a first transparent release layer 21 and a second transparent release layer 22 respectively positioned at two sides of the transparent base film 1, wherein the surface of the transparent base film 1 facing the first transparent release layer 21 is covered with a first colored wax layer 51, the surface of the transparent base film 1 facing the second transparent release layer 22 is covered with a second colored wax layer 52, a first porous permeation layer 31 covered on the surface of the first colored wax layer 51 is connected with the first transparent release layer 21 through a first adhesive layer 41, and a second porous permeation layer 32 covered on the surface of the second colored wax layer 52 is connected with the second transparent release layer 22 through a second adhesive layer 42;

firstly, stripping the release layer on the surface of the adhesive tape, and then applying the release layer on a part to be monitored of the power equipment.

The transparent base film 1 is provided with a plurality of small through holes at intervals, and the first colored wax layer 51 and the second colored wax layer 52 are connected through the small through holes 6, so that the binding force of the transparent base film with the first colored wax layer and the second colored wax layer is improved, and the binding strength of the double-sided adhesive film is increased.

The transparent base film 1 is a PET film.

The first porous layer 31 and the second porous layer 32 are porous fiber layers.

The thickness of the transparent base film 1 was 25. Mu.m.

Example 2: a double-sided adhesive film comprising: the transparent base film 1, a first transparent release layer 21 and a second transparent release layer 22 respectively positioned at two sides of the transparent base film 1, wherein the surface of the transparent base film 1 facing the first transparent release layer 21 is covered with a first colored wax layer 51, the surface of the transparent base film 1 facing the second transparent release layer 22 is covered with a second colored wax layer 52, a first porous permeation layer 31 covered on the surface of the first colored wax layer 51 is connected with the first transparent release layer 21 through a first adhesive layer 41, and a second porous permeation layer 32 covered on the surface of the second colored wax layer 52 is connected with the second transparent release layer 22 through a second adhesive layer 42;

when the part to be monitored is overheated, the heat transferred from the monitoring part melts the colored wax layer into liquid, and the liquid is immersed into the porous permeable layer to change the color of the colored wax layer, so that the color change of the porous permeable layer is found through the transparent base film, the overheated state of the power equipment can be effectively recorded, and the potential safety hazard of the power equipment can be conveniently found.

The transparent base film 1 is a PVC film.

The first porous layer 31 and the second porous layer 32 are porous film layers.

The thickness of the transparent base film 1 was 35. Mu.m.

The working principle of the utility model is as follows:

firstly, stripping a release layer on the surface of an adhesive tape, and then applying the release layer on a part to be monitored of power equipment;

When the double-sided adhesive film is adopted, the overheat state of the power equipment can be effectively recorded, and the potential safety hazard of the power equipment can be conveniently found, so that the accident occurrence rate is greatly reduced, the binding force of the transparent base film and the first and second colored wax layers is also improved, and the binding strength of the double-sided adhesive film is increased.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. A double-sided adhesive film, characterized in that: comprising the following steps: transparent base film (1), be located the first transparent release layer (21) of transparent base film (1) both sides respectively, second transparent release layer (22), transparent base film (1) is faced the surface of first transparent release layer (21) and is covered with first colored wax layer (51), transparent base film (1) is faced the surface of second transparent release layer (22) and is covered with second colored wax layer (52), a first porous permeable layer (31) that covers in first colored wax layer (51) surface is connected through first gluing layer (41) with first transparent release layer (21), a second porous permeable layer (32) that covers in second colored wax layer (52) surface is connected through second gluing layer (42) with second transparent release layer (22).

2. The double-sided adhesive film according to claim 1, wherein: a plurality of small through holes (6) are distributed on the transparent base film (1) at intervals, and the first colored wax layer (51) and the second colored wax layer (52) are connected through the small through holes.

3. The double-sided adhesive film according to claim 1, wherein: the transparent base film (1) is a PET film, a PVC film or a PE film.

4. The double-sided adhesive film according to claim 1, wherein: the first porous permeation layer (31) and the second porous permeation layer (32) are porous fiber layers or porous film layers.

5. The double-sided adhesive film according to claim 1, wherein: the thickness of the transparent base film (1) is 20-40 mu m.