CN203703815U - Prismatic lens, backlight module and display device - Google Patents
Prismatic lens, backlight module and display device Download PDFInfo
- Publication number
- CN203703815U CN203703815U CN201420100359.1U CN201420100359U CN203703815U CN 203703815 U CN203703815 U CN 203703815U CN 201420100359 U CN201420100359 U CN 201420100359U CN 203703815 U CN203703815 U CN 203703815U
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- CN
- China
- Prior art keywords
- prismatic lens
- backlight module
- base material
- polymer layer
- micro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 claims abstract description 40
- 229920000642 polymer Polymers 0.000 claims abstract description 18
- 239000010410 layer Substances 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 11
- 239000004973 liquid crystal related substance Substances 0.000 claims description 5
- 239000012790 adhesive layer Substances 0.000 claims description 4
- 239000000975 dye Substances 0.000 claims description 3
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002390 adhesive tape Substances 0.000 abstract 4
- 229920002521 macromolecule Polymers 0.000 abstract 3
- 238000009792 diffusion process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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Abstract
The utility model relates to the display technical field, particularly to a prismatic lens, a backlight module and a display device. The prismatic lens comprises base materials, a micro-prism structure and a macromolecule polymer layer; the micro-prism structure is arranged on the upper surface of the base materials; the macromolecule polymer layer is arranged on the lower surface of the base materials correspondingly; shading adhesive tape structures are arranged on the periphery of the micro-prism structure arranged on the upper surface of the base materials and the periphery of the macromolecule polymer layer arranged on the lower surface of the base materials respectively. The periphery of the prismatic lens is provided with the shading adhesive tape structures to replace the existing backlight module structure which is formed by a shading adhesive tape and a prism structure through upper and lower combination and accordingly the assembly steps of the backlight module is reduced and the production cost is reduced. The shading adhesive tape is replaced, the thickness of the finished product of the backlight module is reduced, and accordingly the backlight module can be thin.
Description
Technical field
The utility model relates to Display Technique field, particularly a kind of prismatic lens, backlight module and display unit.
Background technology
In the structure of existing backlight module, assemble after the superiors' prismatic lens, also need additionally to assemble a slice shading rubber belt, as shown in Figure 1, in existing backlight module, the second prism 40 and shading rubber belt 50 combine up and down.When assembling backlight module, diffusion sheet 20, the first prism 30, the second prism 40 are put in assembling successively in the vertical direction, the upper shading rubber belt 50 of finally assembling.Shading rubber belt 50 parts stick on the second prism 40 of the superiors, and another part of this shading rubber belt 50 sticks on the barricade 11 of glue frame 10.As shown in Figure 2, the second prism 40 comprises base material 42, is located at the micro-prism structure 41 of base material 42 upper surfaces and is located at the high polymer layer 43 of base material 42 downsides.The thickness backlight of backlight module has comprised the second prism 40 thickness of the superiors and the thickness of shading rubber belt 50.In the process of above-mentioned assembling backlight module, number of assembling steps is comparatively loaded down with trivial details, and use shading rubber belt make backlight module comparatively thick and heavy, cannot meet the development trend of present backlight module slimming.
In order to overcome the above problems, the utility model has done useful improvement.
Utility model content
(1) technical problem that will solve
It is more frivolous that the purpose of this utility model is to provide one, and prismatic lens, backlight module and display unit that can simplified assembling process.
(2) technical scheme
The utility model is achieved through the following technical solutions:
A kind of prismatic lens, comprise base material, be arranged on micro-prism structure and the corresponding high polymer layer that is arranged on described base material lower surface of described base material upper surface, the upper surface of described base material is respectively arranged with shading tape structure at surrounding position and this base material lower surface of described micro-prism structure in the surrounding position of described high polymer layer.
Wherein, described shading tape structure comprises along the black dyes layer and the adhesive layer that set gradually away from described base material direction.
Preferably, the material of described base material is PETG.
Wherein, the material of described high polymer layer is resinous polymer.
The utility model also provides a kind of backlight module, comprises glue frame, LGP, is successively set on diffusion sheet and the first prism and the prismatic lens as above of described LGP upside; Described glue frame is provided with barricade; The shading tape structure of described prismatic lens bottom and the upper surface of described barricade are pasted.
Further, the shading tape structure on described prismatic lens top is for adhering liquid crystal panel
The utility model also provides a kind of display unit, comprises backlight module as above.
(3) beneficial effect
Compare with product with prior art, the utility model has the following advantages:
1, the prismatic lens that the utility model provides, arranges shading tape structure in prismatic lens edge, has replaced the back light module unit structure that existing shading rubber belt and prism structure combine up and down, has reduced the number of assembling steps of backlight module, has reduced production cost;
2, the utility model, owing to having cancelled shading rubber belt, has reduced backlight module finished product thickness, makes more slimming of backlight module.
Accompanying drawing explanation
Fig. 1 is the local structural graph of existing backlight module;
Fig. 2 is the structural representation of existing the second prism;
Fig. 3 is the top view of the prismatic lens that provides of the utility model;
Fig. 4 is the structural representation of the prismatic lens that provides of the utility model;
Fig. 5 is the local structural graph of the backlight module that provides of the utility model.
In accompanying drawing, the component list of each label representative is as follows:
10-glue frame; 11-barricade; 20-diffuser plate; 30-the first prism; 40-the second prism; 41-micro-prism structure; 42-base material; 43-high polymer layer; 50-shading tape structure; 60-LGP; 70-prismatic lens; 71-shading tape structure; 8-black fuel bed; 9-adhesive layer.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is made a detailed explanation.
As shown in Fig. 3, Fig. 4 and Fig. 5, the present embodiment provides a kind of prismatic lens 70, this prismatic lens 70 comprises base material 42, is arranged on micro-prism structure 41 and the corresponding high polymer layer 43 that is arranged on described base material 42 lower surfaces of described base material 42 upper surfaces, and the upper surface of described base material 42 is respectively arranged with shading tape structure 71 at surrounding position and these base material 42 lower surfaces of described micro-prism structure 41 in the surrounding position of described high polymer layer 43.Described prismatic lens 70 is arranged in backlight module.Backlight module comprises glue frame 10, LGP 60, is successively set on diffusion sheet 20 and the first prism 30 and the described prismatic lens 10 of described LGP 60 upsides; Described glue frame 10 is provided with barricade 11; The shading rubber belt 71 of described prismatic lens 70 bottoms is pasted with the upper surface of described barricade 11.Visible, described prismatic lens 70 has prism function and shade function, has replaced the back light module unit structure that original shading rubber belt and prism structure combine up and down.This prismatic lens is directly installed when assembling, has been reduced the number of assembling steps of backlight module, reduced production cost.In addition, owing to having cancelled shading rubber belt, described prismatic lens only has the thickness of prismatic lens, uses this prismatic lens can reduce backlight module finished product thickness, makes more slimming of backlight module.
Wherein, described shading tape structure 71 comprises along the black dyes layer 8 and the adhesive layer 9 that set gradually away from described base material 42 directions.Described adhesive agent 9 can adopt the adhesive agent such as emulsion acrylate, solvent-borne type glue.
Further, the material of described base material 42 can preferably adopt PETG (Polythylene terephthalate is called for short PET) material.PET material fatigue resistance, there is in the good transparency and thermoplastic maximum toughness, guarantee the sound construction of prismatic lens; And PET material electrical insulation capability is good, temperature influence is little, guarantees the stability of prismatic lens optical property.
Preferably, the material of described high polymer layer 43 can adopt various resinae polymer, as the material such as polyethylene, polystyrene.Resinous polymer has the good transparency, has guaranteed the optical property of prismatic lens.
The present embodiment also provides a kind of backlight module, as shown in Figure 3, comprises glue frame 10, LGP 60, is successively set on diffusion sheet 20 and the first prism 30 and the prismatic lens as above 70 of described LGP 60 upsides; Described glue frame 10 is provided with barricade 11; The shading tape structure 71 of described prismatic lens 70 bottoms is pasted with the upper surface of described barricade 11.The shading tape structure 71 on described prismatic lens 70 tops can be connected with the substrate of liquid crystal panel, thus adhering liquid crystal panel.
The present embodiment also provides a kind of display unit, as Mobile phone screen, television set, liquid crystal display or panel computer etc., comprises backlight module as above.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a prismatic lens, comprise base material, be arranged on micro-prism structure and the corresponding high polymer layer that is arranged on described base material lower surface of described base material upper surface, it is characterized in that, the upper surface of described base material is respectively arranged with shading tape structure at surrounding position and this base material lower surface of described micro-prism structure in the surrounding position of described high polymer layer.
2. prismatic lens according to claim 1, is characterized in that, described shading tape structure comprises along the black dyes layer and the adhesive layer that set gradually away from described base material direction.
3. prismatic lens according to claim 1, is characterized in that, the material of described base material is PETG.
4. prismatic lens according to claim 1, is characterized in that, the material of described high polymer layer is resinous polymer.
5. a backlight module, is characterized in that, comprises glue frame and the prismatic lens as described in claim 1～4 any one; Described glue frame is provided with barricade; The shading tape structure of described prismatic lens bottom and the upper surface of described barricade are pasted.
6. backlight module according to claim 5, is characterized in that, the shading tape structure on described prismatic lens top is for adhering liquid crystal panel.
7. a display unit, is characterized in that, comprises the backlight module as described in claim 5 or 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420100359.1U CN203703815U (en) | 2014-03-06 | 2014-03-06 | Prismatic lens, backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420100359.1U CN203703815U (en) | 2014-03-06 | 2014-03-06 | Prismatic lens, backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203703815U true CN203703815U (en) | 2014-07-09 |
Family
ID=51054253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420100359.1U Expired - Fee Related CN203703815U (en) | 2014-03-06 | 2014-03-06 | Prismatic lens, backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203703815U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880748A (en) * | 2015-06-29 | 2015-09-02 | 京东方科技集团股份有限公司 | Prismatic lens assembly and backlight source |
| CN104913240A (en) * | 2015-04-29 | 2015-09-16 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal displayer |
| WO2016070473A1 (en) * | 2014-11-07 | 2016-05-12 | 深圳市华星光电技术有限公司 | Backlight module and spray jig |
| CN107102469A (en) * | 2017-06-05 | 2017-08-29 | 京东方科技集团股份有限公司 | A kind of atomization adhesive tape and display device for display device |
| WO2017197943A1 (en) * | 2016-05-18 | 2017-11-23 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN108034383A (en) * | 2017-12-28 | 2018-05-15 | 张家港康得新光电材料有限公司 | Shading foam tape, its preparation method and electronic equipment |
| CN108279533A (en) * | 2018-02-13 | 2018-07-13 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
| CN108458275A (en) * | 2017-02-22 | 2018-08-28 | 美蓓亚三美株式会社 | Planar illuminating device |
| WO2021088226A1 (en) * | 2019-11-06 | 2021-05-14 | 惠州市华星光电技术有限公司 | Backlight module and display device |
-
2014
- 2014-03-06 CN CN201420100359.1U patent/CN203703815U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016070473A1 (en) * | 2014-11-07 | 2016-05-12 | 深圳市华星光电技术有限公司 | Backlight module and spray jig |
| CN104913240A (en) * | 2015-04-29 | 2015-09-16 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal displayer |
| CN104880748A (en) * | 2015-06-29 | 2015-09-02 | 京东方科技集团股份有限公司 | Prismatic lens assembly and backlight source |
| WO2017197943A1 (en) * | 2016-05-18 | 2017-11-23 | 京东方科技集团股份有限公司 | Backlight module and display device |
| US10627563B2 (en) | 2016-05-18 | 2020-04-21 | Boe Technology Group Co., Ltd. | Backlight module and display device |
| CN108458275A (en) * | 2017-02-22 | 2018-08-28 | 美蓓亚三美株式会社 | Planar illuminating device |
| CN108458275B (en) * | 2017-02-22 | 2021-02-02 | 美蓓亚三美株式会社 | Planar lighting device |
| CN107102469A (en) * | 2017-06-05 | 2017-08-29 | 京东方科技集团股份有限公司 | A kind of atomization adhesive tape and display device for display device |
| WO2018223688A1 (en) * | 2017-06-05 | 2018-12-13 | 京东方科技集团股份有限公司 | Diffusion tape for display device and display device |
| CN107102469B (en) * | 2017-06-05 | 2020-05-22 | 京东方科技集团股份有限公司 | Atomizing adhesive tape for display device and display device |
| CN108034383A (en) * | 2017-12-28 | 2018-05-15 | 张家港康得新光电材料有限公司 | Shading foam tape, its preparation method and electronic equipment |
| CN108279533A (en) * | 2018-02-13 | 2018-07-13 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
| CN108279533B (en) * | 2018-02-13 | 2021-04-30 | 京东方科技集团股份有限公司 | Backlight module and display device |
| WO2021088226A1 (en) * | 2019-11-06 | 2021-05-14 | 惠州市华星光电技术有限公司 | Backlight module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |