CN212178792U

CN212178792U - Antistatic backlight structure

Info

Publication number: CN212178792U
Application number: CN202020578934.4U
Authority: CN
Inventors: 吴王坤
Original assignee: Shenzhen Zhaoji Optoelectronic Co ltd
Current assignee: Shenzhen Zhaoji Optoelectronic Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-12-18
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses an antistatic backlight source structure, which comprises a reflective film, a flexible circuit board is fixed in the reflective film, black single-sided insulating glue is pasted outside the reflective film, a conductor is arranged between the black single-sided insulating glue and the flexible circuit board, the overall dimension of the reflective film and the assembly gap of the edge of the flexible circuit board are 0.1-0.5mm, the reflective void-avoiding flexible circuit board has a gap and is adhered on the glue, the black single-sided insulating glue is pasted on the flexible circuit board with a width of 0.4-0.7mm, the other side is pasted on the non-reflective surface of the reflective film with a width of 0.3-0.6mm, the problem of breakdown of LED or module components by static electricity can be solved, the material cost is reduced, the trade period is shortened, the black single-sided insulating glue is less in soft and hard force and has good experimental buffering, the wrinkle problem of reliable experimental film materials can be improved, the antistatic ability of the backlight module is, the material cost can be reduced, the delivery period is shortened, the separation risk is blocked, and the reliable performance of preventing water vapor and friction foreign matters from entering is more stable.

Description

Antistatic backlight structure

Technical Field

The utility model belongs to the technical field of the backlight structure, concretely relates to antistatic backlight structure.

Background

Along with the improvement of the antistatic capability requirement of high-end products on backlight modules in recent years, at present, double-sided silver reverse materials or silver white reverse materials are used in projects, the peripheral sides of the front side and the back side of the backlight module product are required to be in contact type static striking at 4KV, air discharge at 6KV, a reflection intermediate layer is silver-plated and belongs to a conductor, the phenomenon that an LED lamp or a glass IC is not lighted or glass display is abnormal due to electrostatic breakdown can often occur when static is struck on the side of the back side, the requirement of customers is far not met when the antistatic capability specification promised by the LED lamp or the NTC of an actual existing electronic component manufacturer is larger than 2KV, and it is necessary to take appropriate measures for the design protection of the. In view of the above, there is a need for an antistatic backlight structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an antistatic backlight structure 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 an antistatic backlight structure, includes the reflectance coating, the inside of reflectance coating is fixed with the flexible circuit board, the one end outside of reflectance coating is pasted and is had black single face insulating cement, be provided with the conductor between black single face insulating cement and the flexible circuit board, be provided with the FPC structure between reflectance coating and the flexible circuit board, the FPC structure is pasted through black single face insulating cement with the inboard of reflectance coating and flexible circuit board.

Preferably, the outline dimension of the reflecting film and the edge assembly gap of the flexible circuit board are 0.1-0.5 mm.

Preferably, the black single-sided insulation glue is pasted on the flexible circuit board, the width of the black single-sided insulation glue is 0.4-0.7mm, and the other side of the black single-sided insulation glue is pasted on the non-reflection upper surface of the reflection film, and the width of the black single-sided insulation glue is 0.3-0.6 mm.

Preferably, the black single-sided insulating glue is pasted below the FPC structure and the reflecting film, and is used for sticking the FPC structure and the reflecting film to prevent separation and realize zero-gap contact in an assembling mode.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a reflectance coating overall dimension has 0.1-0.5mm with flexible circuit board edge equipment clearance, the reflection is kept away the clearance flexible circuit board gapped and the adhesion is on glue, black single face insulating cement pastes and covers width 0.4-0.7mm on flexible circuit board, the another side pastes and covers 0.3-0.6mm on the non-reflection of reflectance coating, can solve static LED or module components and parts breakdown problem, material cost reduces the trade period and shortens, black single face insulating cement material does the experiment buffering less than soft or hard power, can improve reliable experiment membrane material fold problem, backlight unit antistatic behavior contacts more than 6KV, more than air discharge 8KV, can reduce material cost and shorten trade period and separation risk, prevent steam and friction foreign matter and get into reliable performance more stable.

Drawings

Fig. 1 is a structural diagram of the present invention.

Reference numerals: 1. a reflective film; 2. a flexible circuit board; 3. black single-sided insulating glue; 4. a conductor; 5. and (3) an FPC structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious 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 technical scheme: as shown in fig. 1, an antistatic backlight source structure includes a reflective film 1, a flexible circuit board 2 is fixed inside the reflective film 1, a black single-sided insulating adhesive 3 is adhered to an outer side of one end of the reflective film 1, a conductor 4 is arranged between the black single-sided insulating adhesive 3 and the flexible circuit board 2, the conductor 4 is made of silver-plated material, static electricity can be LED into an LED through a backlight reflective section or on a module to cause electrostatic breakdown, so that a display function is poor, an FPC structure 5 is arranged between the reflective film 1 and the flexible circuit board 2, and the FPC structure 5 is adhered to inner sides of the reflective film 1 and the flexible circuit board 2 through the black single-sided insulating adhesive;

the overall dimension of the reflecting film 1 is 0.1-0.5mm from the edge assembly gap of the flexible circuit board 2, the black single-sided insulating glue 3 is attached on the flexible circuit board 2 with the width of 0.4-0.7mm, the other side is attached on the non-reflection upper surface of the reflecting film 1 with the width of 0.3-0.6mm, the overall dimension of the reflecting film 1 is 0.1-0.5mm from the edge assembly gap of the flexible circuit board 2, the reflecting hollow flexible circuit board 2 has a gap and is adhered on the glue, the black single-sided insulating glue 3 is attached on the flexible circuit board 2 with the width of 0.4-0.7mm, the other side is attached on the non-reflection upper surface of the reflecting film 1 with the width of 0.3-0.6mm, the problem that the LED or module component is punctured by static electricity can be solved, the material cost is reduced, the material cost delivery period is shortened, the material quality of the black single-sided insulating glue 3 is smaller than the soft and hard force, the buffering experiment is good, the reliable experiment film material folding, the function is to stick the FPC structure 5 and the reflective film 1, prevent separation and assemble in a zero-gap contact manner.

The structure principle is as follows: the utility model discloses a reflective membrane 1 overall dimension has 0.1-0.5mm with flexible circuit board 2 edge equipment clearance, reflection keep away empty flexible circuit board 2 gapped and adhesion on glue, black single face insulating cement 3 pastes and covers 0.4-0.7mm in width on flexible circuit board 2, the another side pastes and covers 0.3-0.6mm on the non-reflection of reflective membrane 1, can solve static and puncture LED or module components and parts problem, material cost reduces the trade-over time and shortens, black single face insulating cement 3 material is less than the soft or hard power and does the experiment buffering well, can improve reliable experiment membrane material fold problem;

the antistatic capacity of the backlight module is more than 6KV, the air discharge is more than 8KV, the material cost can be reduced, the delivery period can be shortened, the separation risk can be prevented, and the reliable performance for preventing water vapor and friction foreign matters from entering is more stable.

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. An antistatic backlight structure, includes reflective film (1), its characterized in that: the flexible printed circuit board is characterized in that a flexible printed circuit board (2) is fixed inside the reflecting film (1), black and black single-sided insulating glue (3) is pasted on the outer side of one end of the reflecting film (1), a conductor (4) is arranged between the black and black single-sided insulating glue (3) and the flexible printed circuit board (2), an FPC structure (5) is arranged between the reflecting film (1) and the flexible printed circuit board (2), and the FPC structure (5) and the inner sides of the reflecting film (1) and the flexible printed circuit board (2) are pasted through the black and white single-sided insulating glue.

2. The antistatic backlight structure of claim 1, wherein: the outline dimension of the reflecting film (1) and the edge assembly gap of the flexible circuit board (2) are 0.1-0.5 mm.

3. The antistatic backlight structure of claim 1, wherein: the black single-sided insulating glue (3) is pasted on the flexible circuit board (2) and has the width of 0.4-0.7mm, and the other side is pasted on the non-reflection upper surface of the reflection film (1) and has the width of 0.3-0.6 mm.

4. The antistatic backlight structure of claim 1, wherein: the black single-sided insulating glue (3) is pasted below the FPC structure (5) and the reflecting film (1) in a gluing mode and is used for sticking the FPC structure (5) and the reflecting film (1) to prevent separation and enable the assembly mode to be zero-gap contact.