CN210109520U - Novel backlight module - Google Patents
Novel backlight module Download PDFInfo
- Publication number
- CN210109520U CN210109520U CN201921028758.0U CN201921028758U CN210109520U CN 210109520 U CN210109520 U CN 210109520U CN 201921028758 U CN201921028758 U CN 201921028758U CN 210109520 U CN210109520 U CN 210109520U
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- Prior art keywords
- plate
- light guide
- prism sheet
- sheet
- backlight module
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- 229920002635 polyurethane Polymers 0.000 claims abstract description 14
- 239000004814 polyurethane Substances 0.000 claims abstract description 14
- 238000007790 scraping Methods 0.000 claims abstract description 8
- 238000009792 diffusion process Methods 0.000 claims description 28
- 239000010410 layer Substances 0.000 claims description 22
- 238000010521 absorption reaction Methods 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229910021389 graphene Inorganic materials 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000003678 scratch resistant effect Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- -1 graphite alkene Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a novel backlight module, including light guide plate, polyurethane limiting plate and bottom plate, the bottom of light guide plate is provided with the reflecting plate, the top of light guide plate is provided with No. two prism pieces, and is provided with the diffuser plate No. two between No. two prism pieces and the light guide plate, the top of No. two prism pieces is provided with the prism piece No. one, the top of prism piece is provided with the diffuser plate No. one, a tip of light guide plate, reflecting plate, No. two prism pieces, prism piece, a diffuser plate and No. two diffuser plates is located the polyurethane limiting plate, there is fixed frame one side of polyurethane limiting plate through the mounting screw, the top of a diffuser plate is provided with prevents scraping the layer. The novel backlight module has various functions, is simple to operate, is convenient to produce, meets various requirements in use, and is suitable for wide popularization.
Description
Technical Field
The utility model relates to a backlight module technical field, in particular to novel backlight module.
Background
The backlight module is formed by combining a light source, a light guide plate, a reflecting plate, a diffusion plate and a brightness enhancement film, and the existing backlight module works for a long time to cause aging of electronic elements, has poor heat dissipation effect and does not have the scratch-resistant effect, so that a novel backlight module is provided.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a novel backlight module, which reflects light through a reflector plate to generate heat accumulation, and quickly absorbs the generated heat through the high heat conduction rate of the graphene particles in the storage bin, thereby avoiding the aging of electronic elements caused by the overhigh heat generated by the long-time working of the novel backlight module and influencing the service life; prevent that a diffuser plate in use from being scraped the flower through preventing scraping the layer for PVC transparent film, influence normal work, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel backlight module comprises a light guide plate, a polyurethane limiting plate and a bottom plate, wherein a reflecting plate is arranged at the bottom of the light guide plate, a second prism sheet is arranged at the top of the light guide plate, a second diffusion plate is arranged between the second prism sheet and the light guide plate, a first prism sheet is arranged at the top of the second prism sheet, a first diffusion plate is arranged at the top of the first prism sheet, a second diffusion plate is arranged at the top of the first prism sheet, the light guide plate, the reflecting plate, the second prism sheet, the first diffusion plate and the second diffusion plate are arranged in the polyurethane limiting plate, a fixing frame is arranged at one side of the polyurethane limiting plate through screws, a scratch-proof layer is arranged at the top of the first diffusion plate, a storage bin is arranged at the bottom of the reflecting plate, graphene particles are stored in the storage bin, and one end of the bottom of the, the outer surface layer of the bottom plate is provided with a heat absorption layer.
Further, install emitting diode through the mount pad in the fixed frame, just emitting diode's periphery has the arc reflector plate through the screw installation.
Further, the other ends of the light guide plate, the reflection plate, the second prism sheet, the first diffusion plate and the second diffusion plate are located in an upper clamping sheet and a lower clamping sheet, and the upper clamping sheet and the lower clamping sheet are fixed through fastening bolts.
Furthermore, the scratch-resistant layer is a PVC transparent film, and the heat absorption layer is a black chromium heat absorption coating.
Furthermore, one side of the storage bin is provided with a rubber sealing block, one end part of the bottom plate is provided with a connecting sheet through a rotating shaft, and the connecting sheet is fixed on the lower clamping sheet through a screw.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the light source is diffused by a certain angle from the front of the light guide plate and is uniformly distributed in the light emitting area after the light emitting diode directly enters the light guide plate through the arc-shaped reflecting sheet to be transmitted, and the total reflection phenomenon is damaged by the optical structure design surface below the light guide plate and the reflecting plate, and the light source visual field angle is adjusted through the first diffusion plate, the second diffusion plate, the first prism sheet and the second prism sheet, so that the light can be gathered at the visual field angle of the liquid crystal display.
2. Through the reflecting plate reflection of light, the production heat is piled up, and is fast through the graphite alkene granule heat conduction rate in the storage storehouse, absorbs the heat that produces fast, avoids this novel backlight module long-time work heat too high to cause electronic component ageing, influences life, is black chromium heat absorption coating through the heat-sink shell, absorbs the heat in the storage storehouse fast, and the diffusion further improves rate of heat dissipation in the air.
3. Prevent for a diffuser plate in use by scraping the flower through preventing scraping the layer for PVC transparent film, influence normal work, through the polyurethane limiting plate, anticorrosive, insulating and resistance to deformation to be convenient for play fixed effect.
Drawings
Fig. 1 is a schematic view of the overall structure of a novel backlight module of the present invention.
Fig. 2 is the utility model relates to a novel backlight module prevent scraping layer structure sketch map.
Fig. 3 is a schematic view of the heat absorbing layer structure of the novel backlight module of the present invention.
In the figure: 1. a fixing frame; 2. an arc-shaped reflector plate; 3. a light emitting diode; 4. a polyurethane limiting plate; 5. a first diffusion plate; 6. a first prism sheet; 7. a second prism sheet; 8. A second diffusion plate; 9. a light guide plate; 10. a reflective plate; 12. an upper clamping piece; 13. a lower clamping piece; 14. connecting sheets; 15. a rubber sealing block; 16. a base plate; 17. graphene particles; 18. a storage bin; 19. a scratch-resistant layer; 20. a heat absorbing layer.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a novel backlight module comprises a light guide plate 9, a polyurethane spacing plate 4 and a bottom plate 16, wherein a reflection plate 10 is arranged at the bottom of the light guide plate 9, a second prism sheet 7 is arranged at the top of the light guide plate 9, a second diffusion plate 8 is arranged between the second prism sheet 7 and the light guide plate 9, a first prism sheet 6 is arranged at the top of the second prism sheet 7, a first diffusion plate 5 is arranged at the top of the first prism sheet 6, a fixing frame 1 is arranged at one side of the polyurethane spacing plate 4 through screws, a scratch-proof layer 19 is arranged at the top of the first diffusion plate 5, a storage bin 18 is arranged at the bottom of the reflection plate 10, graphene particles 17 are stored in the storage bin 18, one end of the bottom of the storage bin 18 is connected with the bottom plate 16 through a rotating shaft, and a heat absorption layer 20 is arranged on the outer surface layer of the bottom plate 16.
Wherein, install emitting diode 3 through the mount pad in the fixed frame 1, just emitting diode 3's periphery has arc reflector plate 2 through the screw installation.
In this embodiment, as shown in fig. 1, the light emitting diode 3 directly enters the light guide plate 9 through the arc-shaped reflective sheet 2 for propagation.
The other ends of the light guide plate 9, the reflection plate 10, the second prism sheet 7, the first prism sheet 6, the first diffusion plate 5, and the second diffusion plate 8 are located in an upper clamping sheet 12 and a lower clamping sheet 13, and the upper clamping sheet 12 and the lower clamping sheet 13 are fixed by fastening bolts.
In the embodiment, as shown in fig. 1, the upper clamping piece 12 and the lower clamping piece 13 can be used to fix the structural member quickly, so that the installation and the disassembly are convenient.
The scratch-resistant layer 19 is a PVC transparent film, and the heat absorption layer 20 is a black chromium heat absorption coating.
In this embodiment, as shown in fig. 2 and 3, the heat absorbing layer 20 is a black chromium heat absorbing coating, which quickly absorbs heat in the storage bin 18 and diffuses the heat in the air, so as to further improve the heat dissipation rate; the scratch-proof layer 19 is a PVC transparent film which prevents the first diffusion plate 5 from being scratched when in use and affecting normal operation.
Wherein, one side of the storage bin 18 is provided with a rubber sealing block 15, one end part of the bottom plate 16 is provided with a connecting piece 14 through a rotating shaft, and the connecting piece 14 is fixed on the lower clamping piece 13 through a screw.
It should be noted that, the utility model relates to a novel backlight module, in operation, light emitting diode 3 directly enters light guide plate 9 through arc reflector plate 2 and propagates, after the destruction to total reflection phenomenon through optical structure design surface and reflector plate 10 below light guide plate 9, the light source is diffused out by the front of light guide plate 9 with a certain angle, and is evenly distributed in the luminous area, and then adjusts the light source view angle through diffuser plate 5 and diffuser plate 8, prism sheet 6 and prism sheet 7, makes the light gather in the view angle of liquid crystal display; the reflecting plate 10 reflects light to generate heat accumulation, the heat conduction rate of the graphene particles 17 in the storage bin 18 is high, the generated heat is absorbed quickly, the phenomenon that the electronic elements are aged due to overhigh heat when the novel backlight module works for a long time and the service life of the electronic elements is influenced is avoided, the heat absorbing layer 20 is a black chromium heat absorbing coating, the heat in the storage bin 18 is absorbed quickly and is diffused in the air, and the heat dissipation rate is further improved; the anti-scraping layer 19 is a PVC transparent film and prevents the first diffusion plate 5 from being scraped with scratches during use to influence normal work, and the polyurethane limiting plate 4 is anti-corrosion, insulating and anti-deformation and is convenient to play a role in fixation.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a novel backlight module, includes light guide plate (9), polyurethane limiting plate (4) and bottom plate (16), its characterized in that: the bottom of the light guide plate (9) is provided with a reflecting plate (10), the top of the light guide plate (9) is provided with a second prism sheet (7), a second diffusion plate (8) is arranged between the second prism sheet (7) and the light guide plate (9), the top of the second prism sheet (7) is provided with a first prism sheet (6), the top of the first prism sheet (6) is provided with a first diffusion plate (5), one end parts of the light guide plate (9), the reflecting plate (10), the second prism sheet (7), the first prism sheet (6), the first diffusion plate (5) and the second diffusion plate (8) are positioned in the polyurethane limiting plate (4), one side of the polyurethane limiting plate (4) is provided with a fixing frame (1) through screws, and the top of the first diffusion plate (5) is provided with an anti-scraping layer (19), the bottom of the reflecting plate (10) is provided with a storage bin (18), graphene particles (17) are stored in the storage bin (18), one end of the bottom of the storage bin (18) is connected with the bottom plate (16) through a rotating shaft, and a heat absorbing layer (20) is arranged on the outer surface layer of the bottom plate (16).
2. The novel backlight module of claim 1, wherein: install emitting diode (3) through the mount pad in fixed frame (1), just arc reflector plate (2) are installed through the screw in the periphery of emitting diode (3).
3. The novel backlight module of claim 1, wherein: the other end parts of the light guide plate (9), the reflection plate (10), the second prism sheet (7), the first prism sheet (6), the first diffusion plate (5) and the second diffusion plate (8) are positioned in an upper clamping sheet (12) and a lower clamping sheet (13), and the upper clamping sheet (12) and the lower clamping sheet (13) are fixed through fastening bolts.
4. The novel backlight module of claim 1, wherein: the anti-scraping layer (19) is a PVC transparent film, and the heat absorption layer (20) is a black chromium heat absorption coating.
5. The novel backlight module of claim 1, wherein: one side of the storage bin (18) is provided with a rubber sealing block (15), one end part of the bottom plate (16) is provided with a connecting sheet (14) through a rotating shaft, and the connecting sheet (14) is fixed on the lower clamping sheet (13) through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028758.0U CN210109520U (en) | 2019-07-02 | 2019-07-02 | Novel backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028758.0U CN210109520U (en) | 2019-07-02 | 2019-07-02 | Novel backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210109520U true CN210109520U (en) | 2020-02-21 |
Family
ID=69566465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921028758.0U Expired - Fee Related CN210109520U (en) | 2019-07-02 | 2019-07-02 | Novel backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210109520U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114442374A (en) * | 2022-02-18 | 2022-05-06 | 深圳市日普科技有限公司 | Backlight module with diffraction optical element |
-
2019
- 2019-07-02 CN CN201921028758.0U patent/CN210109520U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114442374A (en) * | 2022-02-18 | 2022-05-06 | 深圳市日普科技有限公司 | Backlight module with diffraction optical element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |