CN219453706U - Backlight module for improving backlight brightness, display device and electronic equipment - Google Patents
Backlight module for improving backlight brightness, display device and electronic equipment Download PDFInfo
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- CN219453706U CN219453706U CN202223202604.3U CN202223202604U CN219453706U CN 219453706 U CN219453706 U CN 219453706U CN 202223202604 U CN202223202604 U CN 202223202604U CN 219453706 U CN219453706 U CN 219453706U
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- double
- sided adhesive
- backlight
- backlight module
- adhesive part
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Abstract
The utility model relates to a backlight module, a display device and electronic equipment for improving backlight brightness, which comprise: the double-sided adhesive tape comprises a strip-shaped double-sided adhesive part, a first double-sided adhesive part and a plurality of second double-sided adhesive parts, wherein the first double-sided adhesive part and the second double-sided adhesive part are oppositely arranged; the strip-shaped double-sided adhesive part comprises a first side and a second side which are opposite, the first double-sided adhesive part which is arranged oppositely is arranged at the two ends of the first side, and the second double-sided adhesive parts are arranged at the middle part of the first side; the backlight assembly comprises an LED lamp bar and an FPC board, wherein the FPC board is fixed on the LED lamp bar through the double-sided adhesive tape. According to the utility model, the design structure of the double-sided adhesive of the lamp strip is changed, so that the effect of absorbing light by the double-sided adhesive in front of the lamp is reduced, and the backlight brightness is improved.
Description
Technical Field
The present utility model relates to the field of display technologies, and in particular, to a backlight module, a display device and an electronic device for improving backlight brightness.
Background
Along with the increasing demand of backlight on brightness, materials of the backlight are used for improving the brightness of the backlight, and various structural schemes are designed structurally to meet the brightness demand.
Under the condition of electric conduction, the emitted light enters the light guide plate, and the light diverges through the mesh points of the light guide plate and enters the optical film, so that the light is uniformly emitted. In the prior art, in order to enhance brightness, the FPC board 20' may brush white oil at a position in front of the lamp, and the white oil has a light reflecting effect, so that the backlight brightness is maximally enhanced. However, in order to fix the FPC board 20', it is often necessary to design a double-sided adhesive tape 10' in a shape of a Chinese character 'hui', see fig. 1-2, but the double-sided adhesive tape is attached at the front position of the lamp to absorb light, so that the light is not utilized to the maximum extent
Disclosure of Invention
According to the problems in the prior art, the utility model provides a backlight module, a display device and electronic equipment for improving the backlight brightness, and the backlight brightness requirement is improved by changing the design structure of the double-sided adhesive of the lamp strip.
The technical scheme of the utility model is as follows:
a backlight module for improving backlight brightness, comprising:
the double-sided adhesive strip comprises a strip-shaped double-sided adhesive part, a first double-sided adhesive part and a plurality of second double-sided adhesive parts, wherein the first double-sided adhesive part and the second double-sided adhesive part are oppositely arranged; the strip-shaped double-sided adhesive part comprises a first side and a second side which are opposite, the first double-sided adhesive part which is arranged oppositely is arranged at the two ends of the first side, and a plurality of second double-sided adhesive parts are arranged at the middle part of the first side;
the backlight assembly comprises an LED lamp strip and an FPC board, and the FPC board is fixed on the LED lamp strip through double-sided adhesive strips.
As a preferable technical scheme, the strip-shaped double-sided adhesive part is rectangular.
As a preferable technical scheme, the length of the strip-shaped double-sided adhesive part is more than 5mm.
As a preferable technical scheme, the first double-sided adhesive part is 7-shaped; the second double-sided adhesive part is T-shaped.
As the preferable technical scheme, one side of the FPC board is provided with a welding position copper exposure area, and the second side faces the welding position copper exposure area.
As the preferable technical scheme, the second side is also provided with a rectangular double-sided adhesive part at the position corresponding to the copper exposure area of the welding position.
As a preferable technical scheme, the size of the double-sided adhesive tape is the same as that of the FPC board.
As the preferable technical scheme, one side of the LED light bar facing the FPC board is provided with a white oil layer.
The application also provides a display device, which comprises the backlight module for improving the backlight brightness.
The application also provides an electronic device, which comprises the backlight module for improving the backlight brightness.
The technical scheme adopted by the utility model has the beneficial effects that: the utility model changes the design structure of the double-sided adhesive of the lamp strip from a back-shaped structure to an opening adhesive structure, reduces the effect of absorbing light of the double-sided adhesive in front of the lamp, directly reflects light through white oil, thereby improving brightness, designs the T-shaped double-sided adhesive at the opening, also plays the role of fixing FPC,
drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments are briefly described below to form a part of the present utility model, and the exemplary embodiments of the present utility model and the description thereof illustrate the present utility model and do not constitute undue limitations of the present utility model. In the drawings:
FIG. 1 is a prior art backlight module for improving the brightness of a backlight according to the present utility model;
FIG. 2 is a schematic diagram of a backlight module for improving brightness of a backlight according to the prior art;
fig. 3 is a schematic diagram of a backlight module for improving backlight brightness according to embodiment 1 of the present utility model;
fig. 4 is a schematic diagram of a backlight module for improving backlight brightness according to embodiment 1 of the present utility model.
Reference numerals illustrate:
a double-sided adhesive tape 10; a strip-shaped double-sided adhesive part 11; a first double-sided adhesive part 12; a second double-sided adhesive part 13; an FPC board 20;
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. In the description of the present utility model, it should be noted that the term "or" is generally employed in its sense including "and/or" unless the content clearly dictates otherwise.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
According to fig. 3-4, the present embodiment provides a backlight module for improving backlight brightness, including:
a double-sided adhesive tape 10, the double-sided adhesive tape 10 including a strip-shaped double-sided adhesive part 11, a first double-sided adhesive part 12 and a plurality of second double-sided adhesive parts 13 which are disposed opposite to each other; the strip-shaped double-sided adhesive part 11 comprises a first side and a second side which are opposite, the first double-sided adhesive part 12 which is arranged oppositely is arranged at the two ends of the first side, and the plurality of second double-sided adhesive parts 13 are arranged at the middle part of the first side;
and the backlight assembly comprises an LED light bar and an FPC board 20, and the FPC board 20 is fixed on the LED light bar through the double-sided adhesive tape 10.
According to the backlight module for improving backlight brightness, through changing the design structure of the double-sided adhesive tape of the lamp strip, the double-sided adhesive tape structure is changed into the opening adhesive tape structure from the back-shaped structure, the effect of light absorption of the double-sided adhesive tape in front of the lamp is reduced, light is reflected by white oil directly, so that the brightness is improved, and in addition, the T-shaped double-sided adhesive tape is designed at the opening, so that the effect of fixing the FPC is achieved.
Preferably, the strip-shaped double-sided adhesive portion 11 is rectangular.
Preferably, the length of the strip-shaped double-sided adhesive portion 11 is greater than 5mm.
Preferably, the first double-sided adhesive portion 12 is 7-shaped; the second double-sided adhesive part 13 is T-shaped.
Specifically, the double-sided adhesive tape 10 mainly includes three parts: a strip-shaped double-sided adhesive part 11, a first double-sided adhesive part 12 provided opposite to each other, and a plurality of second double-sided adhesive parts 13. In a preferred embodiment, the strip-shaped double-sided adhesive part 11 is rectangular, the first double-sided adhesive part 12 is 7-shaped and the second double-sided adhesive part 13 is T-shaped.
The two ends of the first edge of the strip-shaped double-sided adhesive part 11 are provided with 7-shaped first double-sided adhesive parts 12, the 7-shaped first double-sided adhesive parts 12 at the two ends are symmetrically arranged, meanwhile, the first edge is uniformly provided with T-shaped second double-sided adhesive parts 13, and the head interval distance of each T-shaped second double-sided adhesive part 13 is the same. The length of the strip-shaped double-sided adhesive portion 11 in this application is set according to the length of the FPC board 20, and is not particularly limited in this embodiment.
Preferably, a solder joint copper exposing area is arranged on one side of the FPC board 20, and the second side faces the solder joint copper exposing area.
Preferably, the second side is further provided with a rectangular double-sided adhesive part at a position corresponding to the copper exposure area of the welding position.
Specifically, the double-sided adhesive tape 10 has adhesive on both sides, one side of the double-sided adhesive tape 10 is adhered to one side surface of the FPC board 20, and the second side of the strip-shaped double-sided adhesive part 11 faces to the copper-exposed area side of the soldering site of the FPC board 20. As a preferable embodiment, in order to further fix the double-sided adhesive tape 10 to the FPC board 20, a rectangular double-sided adhesive part is further provided at a position corresponding to the solder site copper exposure area on the second side.
Preferably, the double-sided adhesive tape 10 has the same size as the FPC board 20.
Preferably, the side of the LED light bar facing the FPC board 20 is provided with a white oil layer.
The backlight module further comprises a reflecting sheet, a diffusion sheet, an optical film assembly and shading glue, and under the condition that the LED lamp is conductive, emitted light enters the light guide plate, and light diverges from the mesh points of the light guide plate to enter the optical film, so that the light is uniformly emitted. The white oil is brushed at the front position of the LED lamp strip, and due to the design of the opening, the effect of absorbing light by double-sided adhesion in front of the lamp is well reduced, and the light can directly reflect light through the white oil, so that the brightness is improved.
Example 2
The present embodiment provides a display device, including a backlight module for improving backlight brightness as described in embodiment 1.
The embodiment provides an electronic device, including a backlight module for improving backlight brightness as described in embodiment 1.
The display device and the electronic equipment are provided with backlight structures, the double-sided adhesive strips are designed by adopting the structure in the embodiment 1, the effect of absorbing light by double-sided adhesive strips in front of a lamp is well reduced, and the backlight brightness is improved.
The backlight module, the display device and the electronic device for improving the backlight brightness of the embodiments of the present application are described in detail, and specific examples are applied to the description of the principles and the implementation manners of the present application, where the description of the above embodiments is only used to help understand the method and the core idea of the present application; meanwhile, as those skilled in the art will have modifications in the specific embodiments and application scope in accordance with the ideas of the present application, the present description should not be construed as limiting the present application in view of the above.
Claims (10)
1. A backlight module for improving backlight brightness, comprising:
the double-sided adhesive tape comprises a strip-shaped double-sided adhesive part, a first double-sided adhesive part and a plurality of second double-sided adhesive parts, wherein the first double-sided adhesive part and the second double-sided adhesive part are oppositely arranged; the strip-shaped double-sided adhesive part comprises a first side and a second side which are opposite, the first double-sided adhesive part which is arranged oppositely is arranged at the two ends of the first side, and the second double-sided adhesive parts are arranged at the middle part of the first side;
the backlight assembly comprises an LED lamp bar and an FPC board, wherein the FPC board is fixed on the LED lamp bar through the double-sided adhesive tape.
2. The backlight module according to claim 1, wherein the strip-shaped double-sided adhesive portion is rectangular.
3. The backlight module according to claim 2, wherein the length of the strip-shaped double-sided adhesive portion is greater than 5mm.
4. The backlight module for improving brightness of backlight according to claim 1, wherein the first double-sided adhesive part is 7-shaped; the second double-sided adhesive part is T-shaped.
5. The backlight module according to claim 1, wherein one side of the FPC board includes a solder joint copper exposure area, and the second side faces the solder joint copper exposure area.
6. The backlight module according to claim 5, wherein the second side is further provided with a rectangular double-sided adhesive portion at a position corresponding to the copper exposure area of the soldering site.
7. A backlight module according to any one of claims 1 to 6, wherein the size of the double-sided adhesive tape is the same as the size of the FPC board.
8. A backlight module according to any one of claims 1-6, wherein a white oil layer is provided on a side of the LED light bar facing the FPC board.
9. A display device comprising the backlight module for improving backlight brightness according to any one of claims 1-8.
10. An electronic device comprising the backlight module for improving backlight brightness according to any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223202604.3U CN219453706U (en) | 2022-11-30 | 2022-11-30 | Backlight module for improving backlight brightness, display device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223202604.3U CN219453706U (en) | 2022-11-30 | 2022-11-30 | Backlight module for improving backlight brightness, display device and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219453706U true CN219453706U (en) | 2023-08-01 |
Family
ID=87413520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223202604.3U Active CN219453706U (en) | 2022-11-30 | 2022-11-30 | Backlight module for improving backlight brightness, display device and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219453706U (en) |
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2022
- 2022-11-30 CN CN202223202604.3U patent/CN219453706U/en active Active
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