CN213708211U

CN213708211U - Conductive adhesive film with high peeling strength

Info

Publication number: CN213708211U
Application number: CN202022499585.XU
Authority: CN
Inventors: 涂利伟
Original assignee: Shenzhen Qianhai Dongyang Technology Co ltd
Current assignee: Shenzhen Qianhai Dongyang Technology Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-07-16
Anticipated expiration: 2030-11-03

Abstract

The utility model relates to the field of electronic technology, specifically a conductive adhesive film of high strength stripping nature, including first support plate and second support plate, the bottom of first support plate and second support plate is equipped with first backplate and second backplate respectively, and has filled conductive adhesive layer between first backplate and second backplate and first support plate and the second support plate, the inboard equal equidistance of first support plate and first backplate is arranged and is had the gomphosis piece, set up the line hole in the conductive adhesive layer, and the downthehole interpolation of conductive adhesive between first support plate and the first backplate has the second wire. This device can improve the efficiency of peeling off of conductive film through the line hole that sets up, and its principle of the condition of breaking off is that conductive film and wire to laminating and do not paste when preventing to electrically conduct to peel off, and the conductive film does not receive the influence of gluing stickness to peel off the completion once only like this when peeling off, is provided with the wholeness that the net layer increased the conductive film in this device simultaneously, can effectually prevent the fracture production of conductive film.

Description

Conductive adhesive film with high peeling strength

Technical Field

The utility model relates to the field of electronic technology, specifically a conductive adhesive film of high strength stripping nature.

Background

The conductive adhesive is an adhesive which has certain conductivity after being cured or dried. The conductive adhesive can be divided into a silver conductive adhesive, a gold conductive adhesive, a copper conductive adhesive and a carbon conductive adhesive according to different types of conductive particles in the conductive adhesive, and the most widely used conductive adhesive is the silver conductive adhesive.

Conductive adhesive film generally only has solitary conductive adhesive layer, and when using, conductive adhesive layer fills between metal conductor, conductive adhesive with metal conductor's the surface is closely attached, realizes the electric conduction between the metal conductor, and current conductive adhesive film not only peel strength is low, and electromagnetic shielding effect is relatively poor moreover to after buckling many times, local conductive effect reduces can appear. Therefore, those skilled in the art have provided a conductive adhesive film with high peeling strength to solve the above problems in the background art.

Disclosure of Invention

An object of the utility model is to provide a conductive adhesive film of high strength stripping nature 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 conductive adhesive film of high strength stripping nature, includes first support plate and second support plate, the bottom of first support plate and second support plate is equipped with first backplate and second backplate respectively, and has filled conductive adhesive layer between first backplate and second backplate and first support plate and the second support plate, the equal equidistance in inboard of first support plate and first backplate arranges has the gomphosis piece, set up the line hole in the conductive adhesive layer, and the downthehole interpolation of conductive adhesive between first support plate and the first backplate has connect the second wire, the downthehole interpolation of conductive adhesive layer between second support plate and the second backplate has connect first wire.

As a further aspect of the present invention: the end part of the second lead and the tail part of the first lead are both provided with a cross groove, a cross tenon is embedded in the cross groove, and the length of the cross tenon is twice of the depth of the cross groove.

As a further aspect of the present invention: the embedded block is a rectangular component, two sides of the end part of the embedded block are movably connected with protective arms through hinges, and springs are arranged between the two sides of the embedded block and the protective arms.

As a further aspect of the present invention: the inner sides of the second carrier plate and the second guard plate are correspondingly provided with embedded grooves, and two sides of the bottom of each embedded groove are provided with connecting grooves with the same shape as the guard arms.

As a further aspect of the present invention: the top equidistance of first carrier plate and second carrier plate is arranged has the rib, and the height of rib is first carrier plate thickness's third, the width of rib is its half of its self height.

As a further aspect of the present invention: a first metal shielding layer is arranged at the position, close to the wire holes, in the first carrier plate and the second carrier plate, and a grid layer wraps the first metal shielding layer.

As a further aspect of the present invention: and a second metal shielding layer is arranged at the position, close to the wire hole, in the first protective plate and the second protective plate, and a resin layer wraps the second metal shielding layer.

Compared with the prior art, the beneficial effects of the utility model are that: the device can improve the stripping efficiency of the conductive film through the wire holes, and the principle of preventing the conductive film from being broken when being stripped is that the conductive film and the wire are jointed without being stuck, so that the conductive film can be stripped at one time without being influenced by the viscosity when being stripped, meanwhile, the grid layer is arranged in the device to increase the integrity of the conductive film, the breakage of the conductive film can be effectively prevented, the bending resistance of the conductive film is improved, the conductive effect of the conductive film is prevented from being reduced after the conductive film is bent for many times, the arranged metal shielding layer increases the electromagnetic shielding effect, mainly shields the electromagnetism, so that the inside is not interfered by the outside electromagnetism, the inside electromagnetic energy is not easy to leak, the effect of the limiting electric field in the insulating layer is enhanced, the direction of the electric field is consistent with the direction of the insulating radius, the resin layer can play a good insulating role, and the static caused by the inside, finally, the ribs can improve the abrasion resistance.

Drawings

FIG. 1 is a schematic view of a high-strength peelable conductive adhesive film;

FIG. 2 is a schematic view of a connection structure in a high-strength peelable conductive adhesive film;

FIG. 3 is a schematic diagram of a cross-sectional structure of a high-strength peelable conductive adhesive film.

In the figure: 1. a rib; 2. a first carrier plate; 3. a conductive adhesive layer; 4. a first guard plate; 5. a second guard plate; 6. a first conductive line; 7. a second carrier plate; 8. a cross tenon; 9. a wire hole; 10. a fitting block; 11. a cross groove; 12. a second conductive line; 13. a first metal shielding layer; 14. a resin layer; 15. a mesh layer; 16. and a second metal shielding layer.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention: the utility model provides a conductive adhesive film of high strength stripping nature, including first support plate 2 and second support plate 7, the bottom of first support plate 2 and second support plate 7 is equipped with first backplate 4 and second backplate 5 respectively, and it has conductive adhesive layer 3 to fill between first backplate 4 and second backplate 5 and first support plate 2 and the second support plate 7, the inboard of first support plate 2 and first backplate 4 is all arranged with gomphosis piece 10 at equidistance, set up the line hole 9 in the conductive adhesive layer 3, and the downthehole 9 interpolation of conductive adhesive layer 3 between first support plate 2 and the first backplate 4 has connect second wire 12, the downthehole 9 interpolation of conductive adhesive layer 3 between second support plate 7 and the second backplate 5 has connect first wire 6.

In fig. 2, cross grooves 11 are formed at both the end of the second wire 12 and the tail of the first wire 6, cross tenons 8 are embedded in the cross grooves 11, the length of the cross tenons 8 is twice the depth of the cross grooves 11, and the first carrier 2, the second carrier 7, the first protective plate 4 and the second protective plate 5 must be capable of contacting the first wire 6 and the second wire 12 without dislocation when in butt joint, so that the cross tenons 8 are inserted into the first wire 6 and the second wire 12 to complete fixed connection when in connection.

In fig. 2, the engaging block 10 is a rectangular member, two sides of an end of the engaging block 10 are movably connected with guard arms through hinges, springs are arranged between two sides of the engaging block 10 and the guard arms, the first carrier plate 2 and the second carrier plate 7, and the first guard plate 4 and the second guard plate 5 are connected through the engaging block 10, the guard arms at the end of the engaging block 10 are a locking mechanism to prevent falling off during connection, and restoring force is provided for the guard arms through the springs.

In fig. 2, the second carrier 7 and the inner side of the second guard plate 5 are correspondingly provided with an engagement groove, and two sides of the bottom of the engagement groove are provided with connection grooves having the same shape as the guard arms, the engagement groove accommodates the engagement block 10 to complete connection, and the guard arms enter the connection grooves to complete locking.

In fig. 1, ribs 1 are arranged at the top of the first carrier plate 2 and the second carrier plate 7 at equal intervals, the height of each rib 1 is one third of the thickness of the first carrier plate 2, the width of each rib 1 is half of the height of the rib 1, and the ribs 1 are used for increasing the wear resistance and improving the surface area for better fixation during later installation.

In fig. 3, a first metal shielding layer 13 is arranged in the first carrier plate 2 and the second carrier plate 7 near the wire hole 9, the first metal shielding layer 13 is wrapped with a grid layer 15, the grid layer 15 increases the integrity of the conductive film, the conductive film can be effectively prevented from being broken, the bending resistance of the conductive film is improved, the conductive effect of the conductive film is prevented from being reduced after the conductive film is bent for many times, the electromagnetic shielding effect is increased by the first metal shielding layer 13 and the second metal shielding layer 16, the electromagnetic is mainly shielded, the inside is not interfered by outside electromagnetic, the inside electromagnetic energy is not easy to leak, and the effect of the limiting electric field in the insulating layer is enhanced.

In fig. 3, a second metal shielding layer 16 is arranged in the first protective plate 4 and the second protective plate 5 near the wire hole 9, the second metal shielding layer 16 is wrapped by the resin layer 14, and the effect of the second metal shielding layer 16 is the same as that of the resin layer 14, so that the resin layer 14 can play a good insulating role to prevent static electricity caused by internal current.

The utility model discloses a theory of operation is: the device is modified in the prior art, wherein main operation parts are the same as those in the prior art, the device is optimized in that the connectability of the device is increased by adding other layers beneficial to the use of a conductive film, when the device is used, the cross tenon 8 is inserted into the cross groove 11 in the first conducting wire 6 and the second conducting wire 12, the first conducting wire 6 and the second conducting wire 12 are connected into a whole, in the process, the jogged block 10 is butted with the jogged groove, the first carrying plate 2, the second carrying plate 7, the first protection plate 4 and the second protection plate 5 are connected, the jogged block 10 is firstly restrained by the jogged groove to contract the protection arms at two ends in the butting process, and after the butting is finished, the protection arms are reset by the resilience of the spring to enter the connecting groove.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a conductive adhesive film of high strength nature of peeling off, includes first carrier plate (2) and second carrier plate (7), its characterized in that: the bottom of the first carrier plate (2) and the bottom of the second carrier plate (7) are respectively provided with a first protection plate (4) and a second protection plate (5), a conductive adhesive layer (3) is filled between the first protection plate (4) and the second protection plate (5) and between the first carrier plate (2) and the second carrier plate (7), embedded blocks (10) are arranged on the inner sides of the first carrier plate (2) and the first protection plate (4) at equal intervals, wire holes (9) are formed in the conductive adhesive layer (3), second wires (12) are inserted in the wire holes (9) in the conductive adhesive layer (3) between the first carrier plate (2) and the first protection plate (4), and first wires (6) are inserted in the wire holes (9) in the conductive adhesive layer (3) between the second carrier plate (7) and the second protection plate (5).

2. The conductive adhesive film with high peeling strength as claimed in claim 1, wherein cross grooves (11) are formed in the end portions of the second lead wires (12) and the tail portions of the first lead wires (6), cross tenons (8) are embedded in the cross grooves (11), and the length of the cross tenons (8) is twice the depth of the cross grooves (11).

3. The conductive adhesive film with high peeling strength as claimed in claim 1, wherein the engaging block (10) is a rectangular member, and two sides of the end of the engaging block (10) are movably connected with a protective arm through a hinge, and a spring is arranged between two sides of the engaging block (10) and the protective arm.

4. The conductive adhesive film with high peeling strength as claimed in claim 1, wherein the second carrier (7) and the second guard plate (5) have a fitting groove corresponding to each other, and two sides of the bottom of the fitting groove have connecting grooves with the same shape as the guard arms.

5. The adhesive film according to claim 1, wherein the first carrier (2) and the second carrier (7) have ribs (1) arranged at equal intervals on top of each other, the height of each rib (1) is one third of the thickness of the first carrier (2), and the width of each rib (1) is half of its own height.

6. The conductive adhesive film with high peeling strength as claimed in claim 1, wherein a first metal shielding layer (13) is disposed in the first carrier plate (2) and the second carrier plate (7) near the line hole (9), and the first metal shielding layer (13) is wrapped with a mesh layer (15).

7. The conductive adhesive film with high peeling strength as claimed in claim 1, wherein a second metal shielding layer (16) is provided in the first protective sheet (4) and the second protective sheet (5) near the line hole (9), and the second metal shielding layer (16) is wrapped with the resin layer (14).