CN203533411U - Backlight module shading component and backlight module - Google Patents
Backlight module shading component and backlight module Download PDFInfo
- Publication number
- CN203533411U CN203533411U CN201320564677.9U CN201320564677U CN203533411U CN 203533411 U CN203533411 U CN 203533411U CN 201320564677 U CN201320564677 U CN 201320564677U CN 203533411 U CN203533411 U CN 203533411U
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- backlight module
- diaphragm
- photomask
- light shield
- main body
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Abstract
The utility model relates to a backlight module shading component and a backlight module comprising the backlight module shading component. The backlight module shading component comprises a shading film used for shading a backlight module body, a first protection film used for separating the backlight module body with the outside, and a second protection film used for buffering and scattering external force. The shading film is pasted to the backlight module body and is in a frame shape, an accommodating hole used for accommodating the second protection film is formed in the middle of the shading film, the first protection film is detachably attached to the shading film, and the second protection film is fixed on the first protection film and accommodated in the accommodating hole. One or more layers of second protection films are additionally arranged on the first protection film, so that in the production and transportation process, the second protection film is used for buffering and scattering external force, the backlight module film materials are protected, the rework rate is lowered, and production cost is lowered.
Description
Technical field
The utility model relates to backlight module, more particularly, relates to a kind of backlight module light shield device and the backlight module with this kind of light shield device.
Background technology
Owing to there is no safeguard measure, in production and transport, backlight module often bumps and weighs wounded, causes backlight film material (comprising bright enhancement film, lower bright enhancement film and lower diffusion barrier) easily to damage; Very little scar can cause one or more film material to be scrapped, and need to again do over again, and this will increase the cost of backlight module.As shown in Figure 1, for existing backlight module light shield device and there is the backlight module of this kind of light shield device.Wherein, backlight module light shield device 1 comprises photomask 11 and is bonded in the PET(Polyethylene terephthalate on photomask; PETG) diaphragm 12; PET diaphragm 12 is bonded on backlight module separably; for the protection of upper bright enhancement film 2 and lower bright enhancement film 3, avoid dust or other foreign substance pollutions to add lustre to.Yet upper bright enhancement film 2 and lower bright enhancement film 3 belong to prism structure, extremely fragile, external force will cause damage to film material a little, particularly, in production and transport link, easily causes scrapping of backlight module, need to again do over again, and loss is serious and cost is higher.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, proposes a kind of backlight module that is not easy damage and lower-cost backlight module light shield device and has this kind of backlight module light shield device.
The utility model solves the technical scheme that its technical problem adopts: a kind of backlight module light shield device is provided, described backlight module light shield device comprise be used to the shading of backlight module main body photomask, for by described backlight module main body with extraneous the first isolated diaphragm and for cushioning and disperse the second diaphragm of external force; Described photomask sticks in described backlight module main body, and described photomask is shaped as frame, and its middle part offers for holding the accommodating hole of described the second diaphragm; Described the first diaphragm is fitted on described photomask separably; Described the second diaphragm is fixed on described the first diaphragm, and is contained in described accommodating hole.
Preferably, described the second diaphragm is single or multiple lift PE film or PVC film.
According to the backlight module light shield device in the utility model one embodiment, the gross thickness of described the second diaphragm is less than or equal to the thickness of described photomask.
According to the backlight module light shield device in the utility model one embodiment, on described the first diaphragm, be also provided with protuberance, described protuberance stretches out from a side of described the first diaphragm.
According to the backlight module light shield device in the utility model one embodiment, also comprise the tack coat being arranged between described the first diaphragm and described photomask.
Preferably, described tack coat is layers of two-sided, gum layer or glue layer.
Preferably, described the first diaphragm is PET diaphragm.
For technical solution problem, the utility model also provides a kind of backlight module, comprise backlight module main body, also comprise the backlight module light shield device being arranged in described backlight module main body, described backlight module light shield device comprise be used to the shading of backlight module main body photomask, for by described backlight module main body with extraneous the first isolated diaphragm and for cushioning and disperse the second diaphragm of external force; Described photomask sticks in described backlight module main body, and described photomask is shaped as frame, and its middle part offers for holding the accommodating hole of described the second diaphragm; Described the first diaphragm is fitted on described photomask separably; Described the second diaphragm is fixed on described the first diaphragm, and is contained in described accommodating hole.
According to the backlight module in the utility model one embodiment, described backlight module main body comprises the upper bright enhancement film stacking successively from top to bottom, lower bright enhancement film, lower diffusion barrier, LGP, glue frame, reflector plate and chase, between described LGP and described glue frame, be also provided with FPC and LED lamp, and described FPC and described LED lamp are all fixed on described LGP, between described FPC and described LGP, pass through adhered by double sided plaster.
According to the backlight module in the utility model one embodiment, on described the first diaphragm, be also provided with protuberance, described protuberance stretches out from a side of described the first diaphragm.
Implementing its beneficial effect of the utility model is: by set up one or more layers the second diaphragm on the first diaphragm; and the first diaphragm and the second diaphragm are fitted on photomask separably; make in production and handling process; by the second diaphragm, external force cushioned and disperse; protected backlight film material; reduce rework rate, thereby reduced production cost.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of existing backlight module light shield device and backlight module;
Fig. 2 is backlight module light shield device in the utility model one embodiment and the structural representation of backlight module;
Fig. 3 is the front view of the backlight module light shield device in the utility model one embodiment;
Fig. 4 is along the cutaway view of A-A line in Fig. 3;
Fig. 5 is the front view of the photomask in the utility model one embodiment.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 2 is the backlight module in the utility model one embodiment, and wherein, this backlight module comprises backlight module light shield device 1 and the backlight module main body 2 in the utility model one embodiment, and backlight module light shield device 1 is arranged in this backlight module main body 2.
Wherein, backlight module main body 2 has stacked bright enhancement film 21, lower bright enhancement film 22, lower diffusion barrier 23, LGP 24, glue frame 25, reflector plate 26 and chase (not shown) from top to bottom successively.Between LGP 24 and glue frame 25, be also provided with FPC 27 and LED lamp 28, wherein FPC 27 is all fixed on LGP 24 with LED lamp 28, and between FPC 27 and LGP 24, be also provided with double faced adhesive tape 29, FPC 27 is bonded on LGP 24 by double faced adhesive tape 29.
As shown in Figure 2-5, specifically, the backlight module light shield device 1 in the utility model one embodiment comprises photomask 11, the first diaphragm 12, and the second diaphragm 13.Photomask 11 is used to 2 shadings of backlight module main body.The first diaphragm 12, for backlight module main body 2 is isolated with the external world, is avoided dust or the pollution of other foreign matters to backlight module main body 2.And the second diaphragm 13 for cushioning external force and disperseing when backlight module main body 2 is subject to External Force Acting; thereby protection backlight module main body 2, especially backlight film material (example upper bright enhancement film 21, lower bright enhancement film 22 and lower diffusion barrier 23 as shown in Figure 2) are injury-free.
Photomask 11 sticks in backlight module main body 2, and photomask 11 is the frame-shaped construction of hollow, and the middle part of this photomask 11 offers for holding the accommodating hole 111 of the second diaphragm 13.The first diaphragm 12 is fitted on photomask 11 separably; The second diaphragm 13 is by being fixed on the first diaphragm 12 as modes such as bonding or pressings; And when the first diaphragm 12 is fitted on photomask 11 separably, the second diaphragm 13 being fixed on the first diaphragm 12 is contained in this accommodating hole 111.Wherein, this second diaphragm 13 can contact with backlight module main body 2, also can unsettledly in the accommodating hole 111 of photomask 11, leave gap with this backlight module main body 2.
Wherein, the second diaphragm 13 can be the PE(polyethylene of single or multiple lift; polyethylene) film or PVC(polyvinylchloride; polyvinyl chloride) film; also can be the PE(polyethylene of single or multiple lift; polyethylene) film or PVC(polyvinylchloride, the polyvinyl chloride) various combination of film and stacking.But the equal thickness of gross thickness with the second diaphragm 12 of single or multiple lift film is less than or equal to the thickness of photomask 11, thereby cause the second diaphragm 13 to be contained in completely in photomask 11, make backlight module light shield device 1 maintain original thickness.
Further; between the second side 112 of the first diaphragm 12 and photomask 11, be provided with tack coat (not shown); this tack coat can be layers of two-sided, gum layer or glue layer etc.; and its caking property a little less than so that the first diaphragm 12 is easily torn together with the second diaphragm 13 being fixed on the first diaphragm 12.Wherein the first diaphragm 12 is PET diaphragm.
In addition; on the first diaphragm 12, be also provided with protuberance 121; protuberance 121 stretches out along a side of the first diaphragm 11, so that can tear the first diaphragm 12 and the second diaphragm 13 off by protuberance 121 when backlight module is assembled on liquid crystal display module.
Backlight module of the present utility model, in production and handling process, is protected by 12 pairs of backlight module main bodys 2 of the first diaphragm, makes backlight module main body 2 and external environment isolated, avoids dust or other foreign substance pollution backlight module main bodys 2; By additional the second diaphragm 13, when backlight module main body 2 is subject to External Force Acting, external force cushioned and disperse again, thereby protection backlight module main body 2 reduces rework rate, thereby reduces production costs.And when backlight module complete produce and handling process after, in the time of need to fitting together with liquid crystal module, by the protuberance 121 on the first diaphragm 12, the first diaphragm 12 and the second diaphragm 13 of being fixed on the first diaphragm 12 are together torn.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a backlight module light shield device, it is characterized in that, described backlight module light shield device comprise be used to the shading of backlight module main body photomask, for by described backlight module main body with extraneous the first isolated diaphragm and for cushioning and disperse the second diaphragm of external force; Described photomask sticks in described backlight module main body, and described photomask is shaped as frame, and its middle part offers for holding the accommodating hole of described the second diaphragm; Described the first diaphragm is fitted on described photomask separably; Described the second diaphragm is fixed on described the first diaphragm, and is contained in described accommodating hole.
2. backlight module light shield device according to claim 1, is characterized in that, the PE film that described the second diaphragm is single or multiple lift or PVC film.
3. backlight module light shield device according to claim 2, is characterized in that, the gross thickness of described the second diaphragm is less than or equal to the thickness of described photomask.
4. backlight module light shield device according to claim 1, is characterized in that, on described the first diaphragm, is also provided with protuberance, and described protuberance stretches out from a side of described the first diaphragm.
5. backlight module light shield device according to claim 1, is characterized in that, also comprises the tack coat being arranged between described the first diaphragm and described photomask.
6. backlight module light shield device according to claim 5, is characterized in that, described tack coat is layers of two-sided, gum layer or glue layer.
7. backlight module light shield device according to claim 1, is characterized in that, described the first diaphragm is PET diaphragm.
8. a backlight module, comprise backlight module main body, it is characterized in that, also comprise the backlight module light shield device being arranged in described backlight module main body, described backlight module light shield device comprise be used to the shading of backlight module main body photomask, for by described backlight module main body with extraneous the first isolated diaphragm and for cushioning and disperse the second diaphragm of external force; Described photomask sticks in described backlight module main body, and described photomask is shaped as frame, and its middle part offers for holding the accommodating hole of described the second diaphragm; Described the first diaphragm is fitted on described photomask separably; Described the second diaphragm is fixed on described the first diaphragm, and is contained in described accommodating hole.
9. backlight module according to claim 8, it is characterized in that, described backlight module main body comprises the upper bright enhancement film stacking successively from top to bottom, lower bright enhancement film, lower diffusion barrier, LGP, glue frame, reflector plate and chase, between described LGP and described glue frame, be also provided with FPC and LED lamp, and described FPC and described LED lamp are all fixed on described LGP, between described FPC and described LGP, pass through adhered by double sided plaster.
10. backlight module according to claim 8, is characterized in that, on described the first diaphragm, is also provided with protuberance, and described protuberance stretches out from a side of described the first diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564677.9U CN203533411U (en) | 2013-09-11 | 2013-09-11 | Backlight module shading component and backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320564677.9U CN203533411U (en) | 2013-09-11 | 2013-09-11 | Backlight module shading component and backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203533411U true CN203533411U (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320564677.9U Expired - Fee Related CN203533411U (en) | 2013-09-11 | 2013-09-11 | Backlight module shading component and backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203533411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227307A (en) * | 2018-01-29 | 2018-06-29 | 广东欧珀移动通信有限公司 | The grasping means of backlight module and backlight module |
| CN109085715A (en) * | 2018-09-06 | 2018-12-25 | 深圳市德仓科技有限公司 | Compound photomask and assemble method, backlight module, display component and terminal |
-
2013
- 2013-09-11 CN CN201320564677.9U patent/CN203533411U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227307A (en) * | 2018-01-29 | 2018-06-29 | 广东欧珀移动通信有限公司 | The grasping means of backlight module and backlight module |
| CN109085715A (en) * | 2018-09-06 | 2018-12-25 | 深圳市德仓科技有限公司 | Compound photomask and assemble method, backlight module, display component and terminal |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20170911 |