CN217112982U - Backlight flexible circuit board, backlight module and display module - Google Patents
Backlight flexible circuit board, backlight module and display module Download PDFInfo
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- CN217112982U CN217112982U CN202220575900.9U CN202220575900U CN217112982U CN 217112982 U CN217112982 U CN 217112982U CN 202220575900 U CN202220575900 U CN 202220575900U CN 217112982 U CN217112982 U CN 217112982U
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- backlight
- circuit board
- flexible circuit
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Abstract
The utility model discloses a flexible circuit board, backlight unit and display module assembly are shaded, wherein the flexible circuit board that is shaded includes: the flexible circuit board body in a poor light, there are multiple pins on the flexible circuit board body in a poor light; the backlight source is arranged on the backlight flexible circuit board body, two bonding pads are arranged on each backlight source, one bonding pad is arranged in the middle of the backlight source, the other bonding pad is arranged on the side face of the backlight source, and the bonding pads can be fixedly connected with the pins; gaps exist among the bonding pads. The utility model discloses set up pad of backlight in the middle part of backlight, another setting is in the side of backlight, and the backlight can the side laminate each other and set up on the flexible circuit board in a poor light like this, because there is the gap between each pad, consequently the pad can not appear overlapping the situation of interference, consequently in the flexible circuit board in a poor light of same area, can weld more backlights, and then promote display panel's luminance.
Description
Technical Field
The utility model relates to a backlight unit technical field especially relates to a flexible circuit board, backlight unit and display module assembly are shaded.
Background
With the development of science and technology, electronic equipment, especially electronic equipment with a liquid crystal display screen, such as a mobile phone, a computer and the like, cannot be separated in life, because the use frequency is increased, the requirement on the brightness of the liquid crystal display screen is higher and higher, for example, when the mobile phone is operated in direct broadcasting in daytime, if the brightness of the mobile phone is not enough, the experience of a user is poor, because the liquid crystal display screen does not emit light, the backlight source on the backlight module is required to provide the brightness, as shown in fig. 1 and fig. 2, the bonding pads 20 'are fixed with the pins 40' on the backlight flexible circuit board 30 'by additionally arranging the bonding pads 20' on two sides of the backlight source 10 ', the bonding pads 20' cannot be overlapped, so that a certain gap exists between each backlight source 10 ', and because the space on the backlight flexible circuit board 30' is limited, the brightness which can be provided for the liquid crystal display screen is limited.
In view of the above, it is desirable to improve the existing backlight flexible circuit board to improve the brightness of the display screen.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a backlight module and display module assembly for among the solution prior art, display screen luminance is not enough, influences the problem that user experience felt.
In order to solve the above problem, the utility model adopts the following technical scheme:
there is provided a backlight flexible circuit board including,
the flexible circuit board body in a poor light, there are multiple pins on the flexible circuit board body in a poor light;
the backlight sources are arranged on the backlight flexible circuit board body in a plurality, each backlight source is provided with two bonding pads, one bonding pad is arranged in the middle of the backlight source, the other bonding pad is arranged on the side face of the backlight source, and the bonding pads can be fixedly connected with the pins;
gaps exist among the bonding pads.
In the above scheme, the side edges of the backlight sources are mutually attached to the flexible circuit board body.
In the above scheme, each of the pads is correspondingly connected to one of the pins.
In the above aspect, the backlight includes an LED.
The utility model also provides a backlight module, including any one of the above-mentioned scheme flexible circuit board in a poor light.
In the above scheme, the method further comprises:
a reflective film;
a light guide plate at least partially covering the reflective film;
the brightness enhancement sheet at least partially covers the light guide plate;
and the diffusion film at least partially covers the brightness enhancement film.
The utility model also provides a display module assembly, backlight unit in the above-mentioned scheme still includes display panel, with backlight unit pastes fixedly.
In the above scheme, the display panel includes a first polarizer, an array substrate, a second polarizer, a glue layer and a cover plate, which are stacked.
In the above scheme, the bottom of the array substrate is further provided with a flexible circuit board, and the flexible circuit board is bent to one side of the backlight module along the bottom of the array substrate.
In the above scheme, the backlight flexible circuit board body is electrically connected to the flexible circuit board.
The utility model discloses a technical scheme can reach following beneficial effect:
one of the pads of the backlight source is arranged in the middle of the backlight source, and the other of the pads is arranged on the side face of the backlight source, so that the side edges of the backlight source can be mutually attached to the flexible circuit board in backlight, and because gaps exist among the pads, the pads cannot be overlapped and interfered, and therefore more backlight sources can be welded on the flexible circuit board in backlight with the same area, and the brightness of the display panel is further improved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly introduced below to form a part of the present invention, and the exemplary embodiments and the description thereof of the present invention explain the present invention and do not form an improper limitation to the present invention. In the drawings:
FIG. 1 is a schematic diagram of an overall structure of a backlight flexible circuit board in the prior art;
FIG. 2 is a schematic diagram of a backlight according to the prior art;
fig. 3 is a schematic view of an overall structure of a backlight flexible circuit board disclosed in embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a backlight source in a backlight flexible circuit board disclosed in embodiment 1 of the present invention.
The following reference signs are specifically included:
prior art backlight-10'; pad-20' in the prior art; backlight flexible circuit board-30' in the prior art; pin-40' in the prior art; a backlight flexible circuit board body-10; pin-11; a backlight source-20; a pad-30.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following description will be given with reference to the embodiments of the present invention and the accompanying drawings, in which the technical solution of the present invention is clearly and completely described. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.
Example 1
As shown in fig. 3 and 4, the present invention provides a flexible circuit board for backlight, including,
the flexible circuit board body 10 in a poor light, flexible circuit board body 10 in a poor light is equipped with a plurality of pins 11; the backlight source 20 is arranged on the backlight flexible circuit board body 10 in a plurality, two bonding pads 30 are arranged on each backlight source 20, one bonding pad 30 is arranged in the middle of the backlight source 20, the other bonding pad 30 is arranged on the side face of the backlight source 20, and the bonding pads 30 can be fixedly connected with pins; gaps exist between the respective pads 30.
The utility model discloses a set up in the middle part of backlight 20 with pad 30 of backlight 20, another setting is in the side of backlight 20, and backlight 20 can the side laminate each other and set up on the flexible circuit board body 10 in a poor light like this, because there is the gap between each pad 30, consequently the pad 30 can not appear overlapping the situation of interfering, consequently in the flexible circuit board body 10 in a poor light of same area, can weld more backlight 20, and then promote display panel's luminance.
In this embodiment, preferably, the side edges of the backlight sources 20 are attached to each other and disposed on the backlight flexible circuit board body 10. That is, the backlight sources 20 can be seamlessly connected, so that the backlight sources 20 can be arranged on the backlight flexible circuit board body 10 to the maximum extent, and therefore, more backlight sources 20 can be welded in the backlight flexible circuit board body 10 with the same area, and the brightness of the display panel is improved to the maximum extent.
Each pad 30 is connected to one of the leads 11.
In this embodiment, the backlight 20 preferably includes an LED, and the LED has the characteristics of energy saving, environmental protection, and fast response speed, and is therefore widely used.
Example 2
The utility model also provides a backlight module, flexible circuit board is shaded in embodiment 1.
Further comprising: a reflective film; a light guide plate at least partially covering the reflective film; the brightness enhancement sheet at least partially covers the light guide plate; and the diffusion film at least partially covers the brightness enhancement film.
The backlight flexible circuit board body of the backlight module is provided with more backlight sources, so that the brightness of the display panel is higher.
Example 3
The utility model also provides a display module assembly, including the backlight unit in embodiment 2, still include display panel, it is fixed to paste with backlight unit. The backlight module provides light source for the display panel.
The display panel comprises a first polaroid, an array substrate, a second polaroid, an adhesive layer and a cover plate which are arranged in a stacked mode.
The bottom of the array substrate is also provided with a flexible circuit board, and the flexible circuit board is bent to one side of the backlight module along the bottom of the array substrate. And the backlight flexible circuit board body 10 is electrically connected with the flexible circuit board. Since the backlight module is not powered independently, the backlight flexible circuit board body 10 needs to be electrically connected to the flexible circuit board to supply power to the backlight source 20.
The utility model discloses set up in the middle part of backlight with pad of backlight, another setting is in the side of backlight, and the backlight can the side laminate each other and set up on the flexible circuit board in a poor light like this, because there is the gap between each pad, consequently the pad can not appear overlapping the situation of interfering, consequently in the flexible circuit board in a poor light of same area, can weld more backlights, and then promote display panel's luminance.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.
Claims (10)
1. A backlight flexible circuit board is characterized by comprising,
the flexible circuit board body in a poor light, there are multiple pins on the flexible circuit board body in a poor light;
the backlight sources are arranged on the backlight flexible circuit board body in a plurality, each backlight source is provided with two bonding pads, one bonding pad is arranged in the middle of the backlight source, the other bonding pad is arranged on the side face of the backlight source, and the bonding pads can be fixedly connected with the pins;
gaps exist among the bonding pads.
2. The backlight flexible circuit board of claim 1, wherein the side edges of the backlight sources are attached to each other and disposed on the backlight flexible circuit board body.
3. The backlit flexible circuit board of claim 1, wherein each of the pads is connected to a corresponding one of the pins.
4. The backlit flexible circuit board of claim 1, wherein the backlight source comprises an LED.
5. A backlight module comprising the backlight flexible circuit board according to any one of claims 1 to 4.
6. The backlight module of claim 5, further comprising:
a reflective film;
a light guide plate at least partially covering the reflective film;
the brightness enhancement sheet at least partially covers the light guide plate;
and the diffusion film at least partially covers the brightened light sheet.
7. A display module, comprising the backlight module of claim 6, and further comprising a display panel adhered and fixed to the backlight module.
8. The display module of claim 7, wherein the display panel comprises a first polarizer, an array substrate, a second polarizer, a glue layer and a cover plate, which are stacked.
9. The display module assembly according to claim 8, wherein a flexible circuit board is further disposed on the bottom of the array substrate, and the flexible circuit board is bent along the bottom of the array substrate to a side of the backlight module assembly.
10. The display module assembly of claim 9, wherein the backlight flexible circuit board body is electrically connected to the flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220575900.9U CN217112982U (en) | 2022-03-15 | 2022-03-15 | Backlight flexible circuit board, backlight module and display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220575900.9U CN217112982U (en) | 2022-03-15 | 2022-03-15 | Backlight flexible circuit board, backlight module and display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217112982U true CN217112982U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220575900.9U Active CN217112982U (en) | 2022-03-15 | 2022-03-15 | Backlight flexible circuit board, backlight module and display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217112982U (en) |
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2022
- 2022-03-15 CN CN202220575900.9U patent/CN217112982U/en active Active
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