CN203744035U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
- Publication number
- CN203744035U CN203744035U CN201420122507.XU CN201420122507U CN203744035U CN 203744035 U CN203744035 U CN 203744035U CN 201420122507 U CN201420122507 U CN 201420122507U CN 203744035 U CN203744035 U CN 203744035U
- Authority
- CN
- China
- Prior art keywords
- backlight module
- barricade
- glue frame
- backboard
- lgp
- 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
- 239000003292 glue Substances 0.000 claims description 39
- 230000004888 barrier function Effects 0.000 claims description 23
- 238000009792 diffusion process Methods 0.000 claims description 23
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 5
- 239000008187 granular material Substances 0.000 claims description 4
- 239000011505 plaster Substances 0.000 claims description 4
- 230000035755 proliferation Effects 0.000 claims description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002390 adhesive tape Substances 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000005142 aphototropism Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Abstract
The embodiment of the utility model discloses a backlight module and a display device and relates to the technical field of display. The size of a frame of the backlight module can be effectively reduced, and the effective display area of the display device can be enlarged. The backlight module comprises a backboard and a rubber frame, wherein the backboard comprises a bottom surface and a baffle wall extending out from the edges of the bottom surface, the rubber frame is located on one side of the baffle wall, the vertical projection, on the plane where the bottom surface is located, of the baffle wall and the vertical projection, on the plane where the bottom surface is located, of the rubber frame completely fall in the area where the bottom surface is located, and the rubber frame is connected with the baffle wall in an attached mode.
Description
Technical field
The utility model relates to Display Technique field, relates in particular to a kind of backlight module and display unit.
Background technology
Liquid crystal display is a kind of display unit of planar ultra-thin, and it mainly comprises backlight module and display floater, and wherein, backlight module provides light, display floater display frame for display floater.At present, one of main development direction of liquid crystal display is narrow frame design, and the main purpose of narrow frame design is to make liquid crystal display have larger effective display area.Particularly, effective display area is the area of the viewing area of display floater, namely the area in the bright dipping region of backlight module.
Further, backlight module comprises the structures such as backboard, glue frame, LGP, diffusion barrier and prism film.Particularly, as shown in Figure 1, backboard comprises bottom surface 1 ' and from the extended barricade 2 ' vertical with bottom surface 1 ' in 1 ' edge, bottom surface, between bottom surface 1 ' and barricade 2 ', be provided with bayonet socket 3 ', glue frame 4 ' is upper to be existed and the corresponding outstanding clamping 41 ' of bayonet socket 3 ', by the cooperation of bayonet socket 3 ' and clamping 41 ', glue frame 4 ' and backboard 1 ' is fastened togather closely, form the frame of backlight module, in order to carry the structures such as reflectance coating, LGP, diffusion barrier, prism film.The bright dipping region of backlight module is the region at the structure places such as reflectance coating, LGP, diffusion barrier, prism film, and namely backlight module is removed frame region afterwards.
Inventor's discovery, in prior art, the size of the frame of backlight module is larger, is unfavorable for promoting the effective display area of liquid crystal display.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of backlight module and display unit, can effectively reduce the size of the frame of backlight module, promotes the effective display area of display unit.
For solving the problems of the technologies described above, the utility model provides a kind of backlight module, adopts following technical scheme:
A kind of backlight module, comprise backboard and glue frame, described backboard comprises bottom surface and from the extended barricade of described bottom edge, described glue frame is positioned at described barricade one side, and described barricade and described glue frame fall in region, described bottom surface completely in the upright projection of place, described bottom surface plane;
Described glue frame and described barricade are fitted and connected.
The laminating type of described glue frame and described barricade is adhered by double sided plaster or the integrated combination of iron oxygen.
Described barricade is parallel with described bottom surface, and described barricade is connected with the syndeton of described underrun circular arc, described barricade, described bottom surface and the as a whole structure of described syndeton.
Described bottom surface is rectangle, and four angles place of the bottom surface of described rectangle is provided with foursquare breach, and from arbitrary edge of described bottom surface, extended described barricade is strip structure, and the width of described breach is consistent with the width of described barricade.
The turning of described breach is arc.
Described backlight module also comprises the LGP and the diffusion barrier that are set in turn in described backboard one side, described diffusion barrier is coated with granule proliferation with the one side that described LGP contacts, and a side of the one side that described diffusion barrier contacts with described LGP and described glue frame pass through adhered by double sided plaster.
Described backlight module also comprises the reflectance coating between described LGP and described backboard and is positioned at the prism film of described diffusion barrier away from described LGP one side.
Described prism film is double-deck prism film.
Described backlight module also comprises and is positioned at described prism film and the described glue frame light-shielding structure away from described backboard one side.
Described light-shielding structure is black double-sided shading rubber belt.
The utility model embodiment provides a kind of backlight module, this backlight module comprises backboard and glue frame, backboard comprises bottom surface and from the extended barricade of bottom edge, glue frame is positioned at barricade one side, barricade and glue frame fall in region, bottom surface completely in the upright projection of place, bottom surface plane, and glue frame and barricade laminating, thereby form the frame of backlight module, save the space that outstanding clamping is set on the space of bayonet socket and glue frame has been set between bottom surface and barricade in prior art, and then effectively reduce the size of the frame of backlight module, can effectively promote on the one hand the effective display area of display unit, can also reduce on the other hand the Material Cost of the frame of backlight module, and then realize the lightweight of backlight module.
Further, the utility model embodiment also provides a kind of display unit, and this display unit comprises the backlight module described in above any one.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the partial schematic diagram of backlight module of the prior art;
Fig. 2 is the schematic diagram of the backlight module in the utility model embodiment;
Fig. 3 is the stereogram of the backboard in the utility model embodiment;
Fig. 4 is the enlarged diagram of the a-quadrant of the backboard shown in the Fig. 3 in the utility model embodiment.
Detailed description of the invention
The utility model embodiment provides a kind of backlight module, as shown in Figure 2, this backlight module comprises backboard 1 and glue frame 2, backboard 1 comprises 11He Zi bottom surface, the bottom surface 11 extended barricades 12 in edge, glue frame 2 is positioned at barricade 12 1 sides, and barricade 12 and glue frame 2 are in the upright projection of bottom surface 11 place planes falls into 11 regions, bottom surface completely.Glue frame 2 is fitted and connected with barricade 12.Particularly, glue frame 2 and the laminating type of barricade 12 are the bonding or integrated combination of iron oxygen of double faced adhesive tape 3, and the utility model embodiment is preferably by double faced adhesive tape 3 bonding to glue frame 2 and barricade 12.
It should be noted that, by double faced adhesive tape 3, the barricade on backboard 1 12 and glue frame 2 are adhesively fixed, thereby form the frame of backlight module, avoid realizing the fixing of backboard 1 and glue frame 2 by the mode of engaging in prior art, and then can avoid causing backboard 1 to be out of shape in the process of engaging, therefore after being applied to backlight module, the backboard 1 that, has a said structure still there is good flatness.
Further, in order to simplify the manufacture craft of backboard 1, as shown in Figure 3 and Figure 4, the preferred barricade 12 of the utility model embodiment is parallel with bottom surface 11, barricade 12 is connected by the syndeton 13 of circular arc with bottom surface 11, bottom surface 11, barricade 12 and the as a whole structure of syndeton 13.Exemplarily, can form barricade 12 by the mode that the edge of bottom surface 11 is bent, and then form the backboard 1 that comprises bottom surface 11, barricade 12 and syndeton 13.
Further, the bottom surface 11 of backboard 1 is rectangle, it is overlapped for barricade 12 is not occurred in the process forming, in order to avoid cause backboard 1 difficult forming, in the utility model embodiment, preferably four angles place of the bottom surface 11 of rectangle is provided with foursquare breach 111, from arbitrary edge of bottom surface 11, extended barricade 12 is strip structure, and the width of breach 111 is consistent with the width of barricade 12.Exemplarily, the turning of breach 111 is arc, thereby can effectively relax backboard 1 stress concentration phenomenon around the corner.
Further, as shown in Figure 2, described backlight module also comprises the LGP 4 and the diffusion barrier 5 that are set in turn in backboard 1 one sides, preferably, LGP 4 and diffusion barrier 5 are set directly on backboard 1, the one side that diffusion barrier 5 contacts with LGP 4 is coated with granule proliferation 51, one side of the one side that diffusion barrier 5 contacts with LGP 4 and glue frame 2 are bonding by double faced adhesive tape 3, diffusion barrier 5 can relatively not moved with LGP 4, and then there will not be granule proliferation 51 on diffusion barrier 5 LGP 4 to be caused to the phenomenon of scratch, can not cause picture disply bad, it is bonding that while diffusion barrier 5 only has a side and glue frame 2 to pass through double faced adhesive tape 3, therefore make to occur in the situation of thermal expansion when diffusion barrier 5, diffusion barrier 5 can to not with the fixing side expansion of glue frame 2, thereby can not cause diffusion barrier 5 folds.
Further, in order to make the bright dipping better effects if of backlight module, and then provide more suitable light for display floater, as shown in Figure 2, backlight module can also comprise the reflectance coating with high reflectance 6 between LGP 4 and backboard 1 and be positioned at the prism film 7 of diffusion barrier 5 away from LGP 4 one sides, prism film 7 is for penetrating to promote the positive brightness of backlight module by gathering from the high angle scattered light of diffusion barrier 5 outgoing, and preferably, this backlight module comprises double-deck prism film 7.
Further, the backlight module that the utility model embodiment provides also comprises and is positioned at prism film 7 and glue frame 2 light-shielding structure 8 away from backboard 1 one sides, and exemplarily, light-shielding structure 8 can be black double-sided shading rubber belt.
Also it should be noted that, those skilled in the art know that backlight module must comprise light source (not shown in Fig. 4), particularly, light source can be arranged at LGP 4 one sides or be arranged on backboard 1, and then forms side entrance back module or down straight aphototropism mode set.
The utility model embodiment provides a kind of backlight module, this backlight module comprises backboard and glue frame, backboard comprises bottom surface and from the extended barricade of bottom edge, glue frame is positioned at barricade one side, barricade and glue frame fall in region, bottom surface completely in the upright projection of place, bottom surface plane, and glue frame and barricade laminating, thereby form the frame of backlight module, save the space that outstanding clamping is set on the space of bayonet socket and glue frame has been set between bottom surface and barricade in prior art, and then effectively reduce the size of the frame of backlight module, can effectively promote on the one hand the effective display area of display unit, can also reduce on the other hand the Material Cost of the frame of backlight module, and then realize the lightweight of backlight module.
In addition, the utility model embodiment also provides a kind of display unit, and this display unit comprises above-described backlight module.Particularly, described display unit can be: any product or parts with Presentation Function such as liquid crystal panel, Electronic Paper, oled panel, mobile phone, panel computer, television set, display, notebook computer, DPF, navigator.
The above; it is only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (10)
1. a backlight module, comprises backboard and glue frame, it is characterized in that,
Described backboard comprises bottom surface and from the extended barricade of described bottom edge, described glue frame is positioned at described barricade one side, and described barricade and described glue frame fall in region, described bottom surface completely in the upright projection of place, described bottom surface plane;
Described glue frame and described barricade are fitted and connected.
2. backlight module according to claim 1, is characterized in that, the laminating type of described glue frame and described barricade is adhered by double sided plaster or the integrated combination of iron oxygen.
3. backlight module according to claim 1 and 2, is characterized in that, described barricade is parallel with described bottom surface, and described barricade is connected with the syndeton of described underrun circular arc, described barricade, described bottom surface and the as a whole structure of described syndeton.
4. backlight module according to claim 3, it is characterized in that, described bottom surface is rectangle, four angles place of the bottom surface of described rectangle is provided with foursquare breach, from arbitrary edge of described bottom surface, extended described barricade is strip structure, and the width of described breach is consistent with the width of described barricade.
5. backlight module according to claim 4, is characterized in that, the turning of described breach is arc.
6. backlight module according to claim 1 and 2, it is characterized in that, also comprise the LGP and the diffusion barrier that are set in turn in described backboard one side, described diffusion barrier is coated with granule proliferation with the one side that described LGP contacts, and a side of the one side that described diffusion barrier contacts with described LGP and described glue frame pass through adhered by double sided plaster.
7. backlight module according to claim 6, is characterized in that, also comprises the reflectance coating between described LGP and described backboard and is positioned at the prism film of described diffusion barrier away from described LGP one side.
8. backlight module according to claim 7, is characterized in that, described prism film is double-deck prism film.
9. according to the backlight module described in claim 7 or 8, it is characterized in that, also comprise and be positioned at described prism film and the described glue frame light-shielding structure away from described backboard one side.
10. a display unit, is characterized in that, comprises the backlight module as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420122507.XU CN203744035U (en) | 2014-03-18 | 2014-03-18 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420122507.XU CN203744035U (en) | 2014-03-18 | 2014-03-18 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203744035U true CN203744035U (en) | 2014-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420122507.XU Expired - Fee Related CN203744035U (en) | 2014-03-18 | 2014-03-18 | Backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203744035U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105068319A (en) * | 2015-09-21 | 2015-11-18 | 京东方科技集团股份有限公司 | Backboard, backboard component and manufacturing method thereof as well as backlight module |
| CN106226941A (en) * | 2016-09-12 | 2016-12-14 | 合肥京东方光电科技有限公司 | A kind of backlight module and display device |
| CN109491140A (en) * | 2018-11-30 | 2019-03-19 | 青岛海信电器股份有限公司 | A kind of display device |
| CN113056392A (en) * | 2018-09-19 | 2021-06-29 | 新璞修人有限公司 | Cosmetic mirror |
-
2014
- 2014-03-18 CN CN201420122507.XU patent/CN203744035U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105068319A (en) * | 2015-09-21 | 2015-11-18 | 京东方科技集团股份有限公司 | Backboard, backboard component and manufacturing method thereof as well as backlight module |
| CN105068319B (en) * | 2015-09-21 | 2018-01-26 | 京东方科技集团股份有限公司 | A kind of backboard, back board module and preparation method thereof, backlight module |
| CN106226941A (en) * | 2016-09-12 | 2016-12-14 | 合肥京东方光电科技有限公司 | A kind of backlight module and display device |
| CN106226941B (en) * | 2016-09-12 | 2023-09-29 | 合肥京东方光电科技有限公司 | Backlight module and display device |
| CN113056392A (en) * | 2018-09-19 | 2021-06-29 | 新璞修人有限公司 | Cosmetic mirror |
| CN109491140A (en) * | 2018-11-30 | 2019-03-19 | 青岛海信电器股份有限公司 | A kind of display device |
| CN109491140B (en) * | 2018-11-30 | 2021-06-08 | 海信视像科技股份有限公司 | 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 |