CN2842487Y - Backlight module group - Google Patents
Backlight module group Download PDFInfo
- Publication number
- CN2842487Y CN2842487Y CN 200520068013 CN200520068013U CN2842487Y CN 2842487 Y CN2842487 Y CN 2842487Y CN 200520068013 CN200520068013 CN 200520068013 CN 200520068013 U CN200520068013 U CN 200520068013U CN 2842487 Y CN2842487 Y CN 2842487Y
- Authority
- CN
- China
- Prior art keywords
- pilot hole
- frame
- body frame
- module backlight
- glue frame
- 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 - Lifetime
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Abstract
The utility model relates to a backlight module group which comprises a light source, a back frame which is provided with side walls and a rubber frame, wherein the light source is contained in the back frame which is provided with a plurality of positioning holes, one part of the rubber frame is formed in the positioning holes of the back frame and the rubber frame and the back frame are combined integrally.
Description
[technical field]
The utility model provides a kind of glue frame and back of the body frame to be shaped to the module backlight of one.
[background technology]
LCD has been widely used among various information, communication, the consumer products.But because liquid crystal itself is not had a characteristics of luminescence in the panel of LCD, thereby, for reaching display effect, need to give the LCD panel that one planar light source device is provided, as module backlight, its function is to provide the area source that brightness is abundant and be evenly distributed to panel of LCD.
Seeing also Fig. 1, is the structural representation of a kind of prior art module backlight.This module 100 backlight comprises metal back frame 110, a reflector plate 120, a glue frame 130, a light guide plate 140 and light source 150.This metal back frame 110 has a base plate 111 and sidewall 112, has square draw-in groove 113 on this sidewall 112.This glue frame 130 has sidewall 131, and this sidewall 131 has the draw-in groove 113 corresponding projections 132 that are provided with, the projection 132 of this glue frame 130 and 113 engagings of the draw-in groove of metal back frame 110 with metal back frame 110.This reflector plate 120 is arranged on the base plate 111 of metal back frame 110, this light guide plate 140 is arranged on the reflector plate 120, the incidence surface of this light source 150 and light guide plate 140 is oppositely arranged, and this reflector plate 120, light guide plate 140 and light source 150 all are contained in this metal back frame 110.
The beam Propagation that this light source 150 sends reflects again through light guide plate 140 outgoing to the direct outgoing in light guide plate 140 backs or via reflector plate 120.
The glue frame 130 of this module 100 backlight and metal back frame 110 are fixing with the combination of engaging mode by projection 132 and draw-in groove 113.During actual assembled, be prone to combined tolerances, and snap action makes easily the plastic grain scratch of glue frame 130 come off, fall in the module 100 backlight and become foreign matter.
Another kind of prior art is an ejection formation glue frame on metal back frame, the inwall of this glue frame clad metal back of the body frame, and this technology can be simplified processing procedure.Yet this glue frame is directly to penetrate on back of the body frame, owing to there is not certain position mechanism to fix, this glue frame and metal back frame are easily loosening to break away from.
[utility model content]
For overcoming the easily loosening problem that breaks away from of prior art glue frame and back of the body frame, be necessary to provide a kind of glue frame and backboard to combine closely, the backlight film group that is difficult for getting loose.
A kind of module backlight comprises that a light source, has the back of the body frame and a glue frame of sidewall, and this light source is contained in this back of the body frame, and this back of the body frame is provided with a plurality of pilot holes, and wherein the part of this glue frame takes shape in this back of the body frame pilot hole, and this glue frame is combined as a whole with back of the body frame.
Be different from prior art, the back frame side wall of the utility model module backlight is provided with pilot hole, and this glue frame is shaped to one by pilot hole and this back of the body frame.The utility model designs position, shape and the number of back of the body frame pilot hole, is connected and fixed by pilot hole when making the glue frame be molded over back of the body frame, prevents the loose or dislocation between glue frame and back of the body frame.
[description of drawings]
Fig. 1 is the structural representation of prior art module backlight.
Fig. 2 is the structural representation of the utility model module first embodiment backlight.
Fig. 3 is the structural representation of back of the body frame among Fig. 2.
Fig. 4 is the cross-sectional view of pilot hole among Fig. 3.
Fig. 5 is the cross-sectional view of the pilot hole of the utility model module second embodiment backlight.
Fig. 6 is the cross-sectional view of the pilot hole of the utility model module the 3rd embodiment backlight.
[embodiment]
Seeing also Fig. 2, is the structural representation of the utility model module first embodiment backlight.This module 200 backlight comprises a back of the body frame 210, a glue frame 220, a reflector plate 230, a light guide plate 240 and light source 250.This back of the body frame 210 is please consulted Fig. 3 simultaneously for metallic iron back of the body frame, and this back of the body frame 210 comprises a base plate 211 and sidewall 212, and these sidewall 212 longer both sides respectively have four pilot holes 213, and are symmetrical arranged.This glue frame 220 is macromolecule polymeric materials, and it has sidewall 221.This light source 250 is organic luminorphors.
In the manufacture process, this back of the body frame 210 is arranged on the glue frame mould, and utilizes injection molding method to inject macromolecule polymeric material in the glue frame mould, to form the glue frame 220 that is shaped to one with back of the body frame 210.This glue frame 220 is to link fixing by taking shape in this pilot hole 213 with back of the body frame 210.This reflector plate 230 is arranged on the base plate 211 of this back of the body frame 210, and this light guide plate 240 is arranged on the reflector plate 230, and this light source 250 is with respect to light guide plate 240 incidence surface settings, and this reflector plate 230, light guide plate 240 and light source 250 all are contained in this back of the body frame 210.
The light beam part that this light source 250 sends transfers to light guide plate 240 backs and directly penetrates, and another part is then by penetrating through light guide plate 240 after reflector plate 230 reflections again.
Seeing also 4, is the cross-sectional view of pilot hole 213 among Fig. 3.This glue frame 220 is fixed on the sidewall 212 of back of the body frame 210 by pilot hole 213.This pilot hole 213 is circular holes, has flat surface, and the aperture size of its adjacent sidewall 212 inner surfaces 214 is less than its outside aperture size.
The utility model glue frame 220 is molded on the back of the body frame 210 by pilot hole 213, and this pilot hole 213 is the structures that are connected and fixed of glue frame 220 and back of the body frame 210.This aperture, pilot hole 213 outside is bigger and can block glue frame 220 effectively to prevent the loose or dislocation of glue frame 220 and 210 of frames of the back of the body than medial aperture.
According to actual needs, this pilot hole 213 can be in the position, number and do corresponding the improvement in shape.This pilot hole 213 can be arranged on back of the body frame 210 sidewall all around, and is not limited to be symmetrical arranged, and this pilot hole 213 also can be arranged on the base plate 211 of adjacent sidewall 212.Pilot hole 213 can be several, is not limited to carry on the back four on every limit of frame 210 sidewalls 212.This pilot hole 213 is not limited to aperture, the outside greater than the situation of medial aperture in addition, promptly this pilot hole 213 also can be medial aperture greater than aperture, the outside or both side surface aperture greater than median pore radius.This pilot hole 213 also can be square hole, delthyrium, and axial cross section, its perpendicular positioning hole can be has difform geometric figure, and cross sectional shape and size all can change along this pilot hole axial direction.Right these glue frame 220 ejection formations are in pilot hole 213 inside, so the structure of above pilot hole 213 also can prevent the loosening disengaging between glue frame 220 and the back of the body frame 210.
Seeing also 5, is the cross-sectional view of the pilot hole of the utility model module second embodiment backlight.The aperture, the outside of this pilot hole 313 is greater than medial aperture, and this pilot hole 313 has the projection 312 that the inboard opposite tilt of the frame of supporting or opposing extends.When this projection 312 makes glue frame 320 be molded on the back of the body frame 310, increase both contacts area, strengthen both combination degrees, further prevent the loosening disengaging between glue frame 320 and the back of the body frame 310.
Seeing also 6, is the cross-sectional view of the pilot hole of the utility model module the 3rd embodiment backlight.This pilot hole 413 is similar with pilot hole 313, and its marginal portion has the inboard vertically extending projection 412 of the frame of supporting or opposing.Yet the projection 412 of this pilot hole 413 has internal thread, and this helicitic texture is fixed constraints glue frame 420 further, prevents it and carries on the back the loosening of 410 of frames.
The utility model is by the pilot hole of back of the body frame, can be fixedly connected when making the glue frame be molded on the back of the body frame, and the design improvement of shape, number and position by pilot hole, make pilot hole closely block the glue frame, prevent the loosening disengaging between glue frame and back of the body frame, and the engaging operation of avoiding the glue frame and carrying on the back frame, simplify module package program backlight.
Claims (10)
1. module backlight, comprise that a light source, has the back of the body frame and a glue frame of sidewall, this light source is contained in this back of the body frame, and this back of the body frame is provided with a plurality of pilot holes, it is characterized in that: the part of this glue frame takes shape in this back of the body frame pilot hole, and this glue frame is combined as a whole with back of the body frame.
2. module backlight as claimed in claim 1 is characterized in that: this pilot hole is arranged on the back frame side wall.
3. module backlight as claimed in claim 2 is characterized in that: this pilot hole is a circular hole.
4. module backlight as claimed in claim 3 is characterized in that: this aperture, pilot hole outside is greater than medial aperture.
5. module backlight as claimed in claim 3 is characterized in that: this pilot hole both side surface aperture is big, and median pore radius is little.
6. module backlight as claimed in claim 3 is characterized in that: this pilot hole is supported or opposed, and frame is inboard to tilt to extend a projection.
7. module backlight as claimed in claim 3 is characterized in that: this pilot hole inboard projection of extending of frame that supports or opposes, this projection has internal thread.
8. module backlight as claimed in claim 1 is characterized in that: this pilot hole is a delthyrium.
9. module backlight as claimed in claim 1 is characterized in that: this pilot hole is a square hole.
10. module backlight as claimed in claim 1 is characterized in that: this pilot hole is symmetrical distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520068013 CN2842487Y (en) | 2005-11-17 | 2005-11-17 | Backlight module group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520068013 CN2842487Y (en) | 2005-11-17 | 2005-11-17 | Backlight module group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2842487Y true CN2842487Y (en) | 2006-11-29 |
Family
ID=37446369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520068013 Expired - Lifetime CN2842487Y (en) | 2005-11-17 | 2005-11-17 | Backlight module group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2842487Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865522A (en) * | 2012-10-12 | 2013-01-09 | 深圳市华星光电技术有限公司 | Backlight module |
| WO2016169138A1 (en) * | 2015-04-23 | 2016-10-27 | 京东方科技集团股份有限公司 | Back plate, rubber-iron integrated structure, backlight module and display device |
| WO2017076124A1 (en) * | 2015-11-04 | 2017-05-11 | 京东方科技集团股份有限公司 | Backlight source plastic/metal structure, preparation method therefor, backlight source, and display device |
| CN108343884A (en) * | 2018-01-19 | 2018-07-31 | 广东欧珀移动通信有限公司 | Backlight, display screen component and electronic device |
-
2005
- 2005-11-17 CN CN 200520068013 patent/CN2842487Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865522A (en) * | 2012-10-12 | 2013-01-09 | 深圳市华星光电技术有限公司 | Backlight module |
| US9004739B2 (en) | 2012-10-12 | 2015-04-14 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Backlight module |
| WO2016169138A1 (en) * | 2015-04-23 | 2016-10-27 | 京东方科技集团股份有限公司 | Back plate, rubber-iron integrated structure, backlight module and display device |
| US10216038B2 (en) | 2015-04-23 | 2019-02-26 | Boe Technology Group Co., Ltd. | Backplate, support frame for backlight unit, backlight unit and display device |
| WO2017076124A1 (en) * | 2015-11-04 | 2017-05-11 | 京东方科技集团股份有限公司 | Backlight source plastic/metal structure, preparation method therefor, backlight source, and display device |
| US10247974B2 (en) | 2015-11-04 | 2019-04-02 | Boe Technology Group Co., Ltd. | Backlight rubber-iron structure and method of manufacturing the same, backlight and display device |
| CN108343884A (en) * | 2018-01-19 | 2018-07-31 | 广东欧珀移动通信有限公司 | Backlight, display screen component and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20061129 |
|
| EXPY | Termination of patent right or utility model |