CN206147229U - Backlight and liquid crystal display module - Google Patents
Backlight and liquid crystal display module Download PDFInfo
- Publication number
- CN206147229U CN206147229U CN201621234057.9U CN201621234057U CN206147229U CN 206147229 U CN206147229 U CN 206147229U CN 201621234057 U CN201621234057 U CN 201621234057U CN 206147229 U CN206147229 U CN 206147229U
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- CN
- China
- Prior art keywords
- backlight
- led lamp
- glue frame
- light guide
- guide plate
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- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a backlight and liquid crystal display module. This backlight is including gluing the frame, setting up light guide plate, the setting of gluing in the frame are in the income plain noodles of light guide plate and LED lamp strip, the setting of gluing between the frame are in glue the anti -dazzling screen on the frame, the anti -dazzling screen keep away from LED lamp strip one side, with it has the heat dissipation film to paste on the corresponding region of the LED of LED lamp strip, the heat dissipation film is along gluing the back of pasting this backlight after the frame is buckled. This backlight will dispel the heat the film to be pasted on the FPC of LED lamp strip to the film that will dispel the heat utilizes the heat dissipation film to increase radiating surface area along gluing the back of pasting this backlight after the frame is buckled, and the heat transfer who produces LED lamp strip dispels the heat to the outside of backlight.
Description
Technical field
This utility model is related to field of backlights, more particularly to a kind of backlight and liquid crystal display module.
Background technology
Operationally, its LED lamp bar can generate heat the backlight of liquid crystal display, and relatively closed structure is led inside backlight
Cause heat dissipating state bad, heat long-time cannot timely dissipate, can cause the blooming pieces such as diffusion sheet on light guide plate because
High temperature is deformed upon, for example, slightly heave, and then affects the image quality for showing；And lamp bar long-time hot operation, can make
The life-span of liquid crystal display is reduced, and the life-span of LED also can be impacted.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, this utility model provides a kind of backlight and liquid crystal display module.Should
Backlight pastes radiating thin film on the FPC of LED lamp bar, and radiating thin film is pasted into the backlight after glue frame bending
The back side, using radiating thin film the surface area of radiating is increased, and the heat transfer that LED lamp bar is produced is dissipated to the outside of backlight
Heat.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of backlight, including glue frame, the light guide plate being arranged in the glue frame, the incidence surface that is arranged on the light guide plate
LED lamp bar and glue frame between, the brake sack being arranged in the glue frame, side and institute of the brake sack away from LED lamp bar
State and radiating thin film is pasted with the corresponding regions of LED of LED lamp bar, the radiating thin film pastes the back of the body after glue frame bending
The back side of light source.
Further, the brake sack is provided with opening on the region corresponding with the LED of the LED lamp bar, described to dissipate
Hot thin film is pasted in the aperture position of brake sack with the FPC of the LED lamp bar.
Further, the radiating thin film is graphite flake.
A kind of backlight, including glue frame, the light guide plate being arranged in the glue frame, the incidence surface that is arranged on the light guide plate
LED lamp bar and glue frame between, is pasted with radiating thin film, after one end of the radiating thin film extends on the FPC of the LED lamp bar
It is pasted onto on the non-visible area domain of the light guide plate source ends, the other end pastes the back side of the backlight after glue frame bending.
Further, the radiating thin film is graphite flake.
Further, it is provided with brake sack in the glue frame.
Further, an at least blooming is provided with the exiting surface of the light guide plate.
Further, the light guide plate is provided with reflector plate away from the side of exiting surface.
A kind of liquid crystal display module, including above-mentioned backlight.
This utility model has the advantages that：The backlight pastes radiating thin film on the FPC of LED lamp bar, and
Radiating thin film is pasted into the back side of the backlight after glue frame bending, increases the surface area of radiating using radiating thin film, by LED
The heat transfer that lamp bar is produced is radiated to the outside of backlight.
Description of the drawings
The structure chart of the backlight that Fig. 1 is provided for this utility model；
The structure chart of another backlight that Fig. 2 is provided for this utility model；
The structure chart of the another backlight that Fig. 3 is provided for this utility model.
Specific embodiment
This utility model is described in detail with reference to the accompanying drawings and examples.
Embodiment one
As shown in figure 1, a kind of backlight, including glue frame 1, be arranged in the glue frame 1 light guide plate 2, be arranged on it is described
LED lamp bar 3 between the incidence surface and glue frame 1 of light guide plate 2, the brake sack 4 being arranged in the glue frame 1, the brake sack 4 is remote
Radiating thin film 5, the radiating are pasted with the region corresponding with the LED 31 of the LED lamp bar 3 of the side of LED lamp bar 3
Thin film 5 pastes the back side of the backlight after the bending of glue frame 1.
The backlight pastes radiating thin film 5 on the brake sack 4 of the top of LED lamp bar 3, and the thin film 5 that will radiate is along glue frame 1
The back side of the backlight is pasted after bending, using radiating thin film 5 surface area of radiating, the heat that LED lamp bar 3 is produced are increased
Radiated the outside for being delivered to backlight.
The brake sack 4 is preferably two-sided with viscosity, and dorsad the side of the LED lamp bar 3 is black flour, towards described
The side of LED lamp bar 3 is the face of flour, black flour, silver-colored face or other colors.
The further optimization of the present embodiment, as shown in Fig. 2 the brake sack 4 is in the phases of LED 31 with the LED lamp bar 3
Corresponding region is provided with opening, and the radiating thin film 5 glues in the aperture position of brake sack 4 with the FPC 32 of the LED lamp bar 3
The FPC 32 of patch, the radiating thin film 5 and LED lamp bar 3 directly pastes, and can further speed up the transmission of heat.
The radiating thin film 5 is preferably graphite flake, and graphite flake has good plane thermal conductivity performance, can quickly by
The heat transfer that LED lamp bar 3 is produced is to outside backlight.
It is provided with an at least blooming 6 on the exiting surface of the light guide plate 2, in the present embodiment, the light guide plate 2 goes out light
Diffusion barrier, lower bright enhancement film and upper bright enhancement film are disposed with face, but the quantity and type of blooming 6 should be according to the actual requirements
Depending on, should not be limited with the present embodiment；The light guide plate 2 is provided with reflector plate 7, the reflector plate 7 away from the side of exiting surface
By the bottom of sticking double faced adhesive tape to glue frame 1；One piece of black glue 8 is pasted with the non-visible area of the diffusion barrier source ends, is used
In the light effects for improving visible area, it is to avoid the source ends of visible area are excessively bright.
Embodiment two
As shown in figure 3, a kind of backlight, including glue frame 1, be arranged in the glue frame 1 light guide plate 2, be arranged on it is described
LED lamp bar 3 between the incidence surface and glue frame 1 of light guide plate 2, is pasted with radiating thin film 5, institute on the FPC 32 of the LED lamp bar 3
It is pasted onto on the non-visible area domain of the source ends of the light guide plate 2 after one end extension for stating radiating thin film 5, the other end is curved along glue frame 1
The back side of the backlight is pasted after folding.
The backlight pastes radiating thin film 5 on the FPC 32 of LED lamp bar 3, and radiating thin film 5 is bent along glue frame 1
The back side of the backlight is pasted afterwards, and using radiating thin film 5 surface area of radiating, the heat transfer that LED lamp bar 3 is produced are increased
Radiated outside to backlight.
The radiating thin film 5 is preferably graphite flake, and graphite flake has good plane thermal conductivity performance, can quickly by
The heat transfer that LED lamp bar 3 is produced is to outside backlight；And graphite flake pastes the non-visual of the source ends of light guide plate 2 after extending
It is also in itself the characteristic of black using graphite flake on region, substitutes the source ends non-visible area that diffusion barrier is located in prior art
On black glue（Such as the black glue 8 in Fig. 1 and 2）, play interception, it is to avoid the source ends of visible area are excessively bright.
It is provided with brake sack 4 in the glue frame 1, the brake sack 4 is preferably two-sided with viscosity, the dorsad LED
The side of bar 3 is black flour, towards the LED lamp bar 3 side be flour, black flour, silver-colored face or other colors face.
It is provided with an at least blooming 6 on the exiting surface of the light guide plate 2, in the present embodiment, the light guide plate 2 goes out light
Paste the side that diffusion barrier, lower bright enhancement film and upper bright enhancement film, the diffusion barrier and lower bright enhancement film source ends are disposed with face
To on the brake sack 4, but the quantity and type of blooming 6 should according to the actual requirements depending on, should not be limited with the present embodiment；
The light guide plate 2 is provided with reflector plate 7, the bottom that the reflector plate 7 passes through sticking double faced adhesive tape to glue frame 1 away from the side of exiting surface
Portion.
Embodiment three
A kind of liquid crystal display module, including the backlight described in embodiment one or embodiment two.
Embodiment described above only expresses embodiment of the present utility model, and its description is more concrete and detailed, but and
Therefore the restriction to this utility model the scope of the claims can not be interpreted as, as long as the institute in the form of equivalent or equivalent transformation
The technical scheme of acquisition, all should fall within protection domain of the present utility model.
Claims (9)
1. a kind of backlight, including glue frame, the light guide plate being arranged in the glue frame, the incidence surface for being arranged on the light guide plate and
LED lamp bar between glue frame, the brake sack being arranged in the glue frame, it is characterised in that the brake sack is away from LED lamp bar
Radiating thin film is pasted with the region corresponding with the LED of the LED lamp bar of side, the radiating thin film is after glue frame bending
Paste the back side of the backlight.
2. backlight according to claim 1, it is characterised in that the brake sack is relative with the LED of the LED lamp bar
The region answered is provided with opening, and the radiating thin film is pasted in the aperture position of brake sack with the FPC of the LED lamp bar.
3. backlight according to claim 1, it is characterised in that the radiating thin film is graphite flake.
4. a kind of backlight, including glue frame, the light guide plate being arranged in the glue frame, the incidence surface for being arranged on the light guide plate and
LED lamp bar between glue frame, it is characterised in that radiating thin film is pasted with the FPC of the LED lamp bar, the radiating thin film
One end is pasted onto on the non-visible area domain of the light guide plate source ends after extending, and the other end pastes the backlight after glue frame bending
The back side in source.
5. backlight according to claim 4, it is characterised in that the radiating thin film is graphite flake.
6. according to arbitrary described backlight in claim 1-5, it is characterised in that be provided with brake sack in the glue frame.
7. according to arbitrary described backlight in claim 1-5, it is characterised in that be provided with the exiting surface of the light guide plate
An at least blooming.
8. according to arbitrary described backlight in claim 1-5, it is characterised in that side of the light guide plate away from exiting surface
It is provided with reflector plate.
9. a kind of liquid crystal display module, it is characterised in that including arbitrary described backlight in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234057.9U CN206147229U (en) | 2016-11-17 | 2016-11-17 | Backlight and liquid crystal display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234057.9U CN206147229U (en) | 2016-11-17 | 2016-11-17 | Backlight and liquid crystal display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206147229U true CN206147229U (en) | 2017-05-03 |
Family
ID=58626402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621234057.9U Active CN206147229U (en) | 2016-11-17 | 2016-11-17 | Backlight and liquid crystal display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206147229U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107229160A (en) * | 2017-06-28 | 2017-10-03 | 武汉华星光电技术有限公司 | A kind of backlight module and liquid crystal display device |
| CN107238975A (en) * | 2017-07-28 | 2017-10-10 | 信利半导体有限公司 | A kind of backlight module and display module |
| CN108770300A (en) * | 2018-06-21 | 2018-11-06 | 京东方科技集团股份有限公司 | Heat dissipation film, display device and preparation method thereof |
| WO2018205828A1 (en) * | 2017-05-11 | 2018-11-15 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN109633983A (en) * | 2019-02-18 | 2019-04-16 | 京东方科技集团股份有限公司 | A kind of backlight module and display module |
| CN110609414A (en) * | 2019-08-13 | 2019-12-24 | 深圳市德仓科技有限公司 | Backlight based on diffusion printing ink and manufacturing method thereof |
-
2016
- 2016-11-17 CN CN201621234057.9U patent/CN206147229U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018205828A1 (en) * | 2017-05-11 | 2018-11-15 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN107229160A (en) * | 2017-06-28 | 2017-10-03 | 武汉华星光电技术有限公司 | A kind of backlight module and liquid crystal display device |
| WO2019000711A1 (en) * | 2017-06-28 | 2019-01-03 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN107238975A (en) * | 2017-07-28 | 2017-10-10 | 信利半导体有限公司 | A kind of backlight module and display module |
| CN108770300A (en) * | 2018-06-21 | 2018-11-06 | 京东方科技集团股份有限公司 | Heat dissipation film, display device and preparation method thereof |
| CN108770300B (en) * | 2018-06-21 | 2019-09-27 | 京东方科技集团股份有限公司 | Heat dissipation film, display device and preparation method thereof |
| US11388846B2 (en) | 2018-06-21 | 2022-07-12 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Heat dissipation film, display device and manufacturing method thereof |
| CN109633983A (en) * | 2019-02-18 | 2019-04-16 | 京东方科技集团股份有限公司 | A kind of backlight module and display module |
| CN109633983B (en) * | 2019-02-18 | 2021-11-05 | 京东方科技集团股份有限公司 | Backlight module and display module |
| CN110609414A (en) * | 2019-08-13 | 2019-12-24 | 深圳市德仓科技有限公司 | Backlight based on diffusion printing ink and manufacturing method thereof |
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