CN102620185A - Backlight module and liquid crystal display device - Google Patents
Backlight module and liquid crystal display device Download PDFInfo
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- CN102620185A CN102620185A CN2012100300670A CN201210030067A CN102620185A CN 102620185 A CN102620185 A CN 102620185A CN 2012100300670 A CN2012100300670 A CN 2012100300670A CN 201210030067 A CN201210030067 A CN 201210030067A CN 102620185 A CN102620185 A CN 102620185A
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- ear
- root
- location
- reflector plate
- module backlight
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Abstract
The invention discloses a backlight module and a liquid crystal display device. The backlight module comprises a reflecting plate, wherein an independent positioning lug for the reflecting plate is fixed on the edge of the reflecting plate. The reflecting plate and a positioning component can be detached from each other, the reflecting plate can be processed into a regular rectangular structure, and secondary cutting is not required for forming the positioning component, so that the material waste is reduced; and the positioning lug is relatively small, so that leftover materials cut from the reflecting plate can be used for processing the positioning lug, thus further improving the utilization ratio of the materials and reducing the material cost.
Description
Technical field
The present invention relates to field of liquid crystal display, in particular, relate to a kind of module backlight and liquid crystal indicator.
Background technology
Present known TFT-LCD liquid crystal indicator mainly comprises portion's material: preceding frame (Bezel), panel (Panel) and (Back light) backlight module, fix through preceding frame between panel and the module backlight.And module wherein backlight is counted with this from the bottom and is comprised portion's material: backboard, reflector plate (Reflector), LGP (LGP), blooming piece etc.; The reflector plate of existing module backlight mainly forms through processing of cutting; Its shortcoming is mainly: position because of reflector plate regular meeting adopts some location ears to cooperate with the backboard reference column, the shape structure can be reached through modes such as full wafer reflector plate material cut outside the ear of location; Cut the ear structure and can cause a part of material to cut, and then cause material to use the waste situation.
Summary of the invention
Technical problem to be solved by this invention provides a kind of module backlight and liquid crystal indicator that reflector plate cuts waste that reduce.
The objective of the invention is to realize through following technical scheme:
A kind of module backlight comprises reflector plate, and said reflector plate edge is fixed with the location ear that independently is used for fixing reflector plate.
Preferably, an ear heel-tap reflex sheet fixing end in said location is a root, and the other end relative with root is fixed part; The root of said location ear is fixed on the edge at the phase back side of reflecting surface or the reflecting surface of said reflector plate.The location ear is divided into two parts; The root fixing with reflector plate can adopt the various fixed mode, and same, fixed part also can adopt the various fixed mode to fix the location ear; Two parts all have various fixed scheme, flexible configuration as the case may be.Location ear and bottom surface or end face overlap, and overlapping area between the two is bigger, and in fixing, can adjust.In general, overlapping region is big more, and constant intensity is high more, and therefore, fixing of location ear and reflector plate is more reliable.
Preferably, the thickness of said location ear equals the thickness of said reflector plate.Thickness equates, can adopt the same material that is left behind the processing reflector plate to do ear, and material is more saved.
Preferably, an ear heel-tap reflex sheet fixing end in said location is a root, and the other end relative with root is fixed part; The root of said location ear is fixedly connected with the adjacent side of the reflecting surface of said reflector plate.Location ear and reflector plate can not increase the thickness of reflector plate on same horizontal plane like this, help realizing the lightening of module.
Preferably, the thickness of said location ear is with the consistency of thickness of said reflector plate.Can guarantee to locate the contact area maximization of ear heel-tap reflex sheet like this, thickness that simultaneously again can extra increase reflector plate helps realizing the lightening of liquid crystal indicator.
Preferably, an ear heel-tap reflex sheet fixing end in said location is a root, and the other end relative with root is fixed part; The side of said reflector plate is provided with groove, and the root of said location ear embeds in the groove and fixes.This is a kind of concrete mode that the side is fixing, groove is set after, increased the contact area of location ear and reflector plate, can promote constant intensity.
Preferably, the bottom width of said groove is greater than the width of its opening part; Accordingly, the root of said location ear is provided with the projection that matches with said bottom portion of groove.The bottom of groove is wide, and opening part is little, has just formed coupler construction after the location ear root that cooperates with it embeds, and can effectively prevent to locate ear and break away from from horizontal direction, further promotes reliability of fixation.
Preferably, said groove is the T connected in star.This is that a kind of concrete bottom is wide, the groove structure that opening part is little, and the horizontal edge of " T " and vertical edge are orthogonal, location intensity is high.
Preferably, an ear heel-tap reflex sheet fixing end in said location is a root, and the other end relative with root is fixed part; The fixed part of said location ear is provided with installing hole.If behind the installing hole, can adopt the fixing mode of screw, the location ear is fixed on the backboard or framework of liquid crystal indicator, easy for installation, and detachable.
A kind of liquid crystal indicator comprises above-mentioned module a kind of backlight.
The present invention is owing to split reflector plate and location division thereof, and reflector plate can be made regular rectangular configuration, need not to carry out secondary again and cut in order to form positioning element, has reduced waste of material; And location ear itself is smaller, can utilize the leftover pieces of the reflector plate after cutting to process, and has further promoted the utilization rate of material, reduces material cost.
Description of drawings
Fig. 1 is an overall schematic of the present invention;
Fig. 2 is the embodiment of the invention one sketch map;
Fig. 3 is the embodiment of the invention two sketch mapes;
Fig. 4 is the embodiment of the invention three sketch mapes;
Fig. 5 is the embodiment of the invention three partial exploded view;
Fig. 6 is the embodiment of the invention three local enlarged diagrams;
Fig. 7 is that the present invention is along X-X ' generalized section among Fig. 6;
Wherein: 100, reflector plate; 110, groove; 200, location ear; 210, installing hole; 220, root; 230, projection.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment the present invention is described further.
A kind of liquid crystal indicator comprises module backlight, and said module backlight comprises a kind of reflector plate, and said reflector plate frontside edge is fixed with and independently locatees ear 200.Location ear 200 be independent minor structure sheet material, can select the material same with reflector plate for use, but also other materials, like PET etc., then through modes such as splice, paste and reflector plate 100 formation integral body.This location ear 200 comprises the root 220 that heel-tap reflex sheet 100 is fixing, with the root 220 relative other ends be the fixed part of stationary positioned ear 200.Location ear 200 is divided into two parts; The root 220 fixing with reflector plate can adopt the various fixed mode, and be same, and fixed part also can adopt the various fixed mode to fix location ear 200; Two parts all have various fixed scheme, flexible configuration as the case may be.
Embodiment one
Like Fig. 1, shown in 2, modes such as the root 220 employing stickups of location ear 200 are fixed on the phase back side edge of the reflecting surface or the reflecting surface of said reflector plate 100.Location ear 200 overlaps with bottom surface or end face like this, and overlapping area between the two is bigger, and in fixing, can adjust.In general, overlapping region is big more, and constant intensity is high more, and therefore, fixing of location ear 200 and reflector plate 100 is more reliable.The thickness of said location ear equals the thickness of said reflector plate, and location ear 200 can be selected the material same with reflector plate for use.
The fixed part of location ear 200 is provided with installing hole 210, and the convenient so fixing mode of screw that adopts is fixed to location ear 200 on the backboard or framework of liquid crystal indicator, and is easy for installation, and detachable.
Embodiment two
As shown in figures 1 and 3, modes such as the root 220 employing stickups of location ear 200 directly are fixed to the adjacent side of reflecting surface of said reflector plate 100.Location ear 200 and reflector plate 100 are on same horizontal plane like this; Particularly when the thickness of location ear is followed the consistency of thickness of said reflector plate; Can under the situation that improves bonding strength, not increase the thickness of reflector plate like this, realize the lightening of liquid crystal indicator.But, because the lateral thickness of reflector plate is thinner, the stickup space is limited, and this scheme needs higher to the intensity of alite paste.
Embodiment three
On the basis of embodiment two, groove 110 can be set in the side of reflector plate 100, fix in the root 220 embedding grooves 110 with location ear 200, so just increased the contact area of location ear 200 and reflector plate 100, can promote constant intensity.
Further, shown in Fig. 4～7, the bottom width of said groove 110 is greater than the width of its opening part; Accordingly, the root 220 of said location ear 200 is provided with the projection 230 that matches with said groove 110 bottoms.The bottom of groove 110 is wide, and opening part is little, has just formed coupler construction after location ear 200 roots 220 that cooperate with it embed, and can effectively prevent to locate ear 200 and break away from from horizontal direction, further promotes reliability of fixation, and is fixing also more convenient.
This groove 110 can adopt T shape structure, and the horizontal edge of " T " and vertical edge are orthogonal, and location intensity is high.Can certainly adopt other bottoms such as wedge shape wide, the structure that opening part is little.
Because the lateral thickness of reflector plate is thinner, the root 220 of location ear 200 is preferably pasted strengthening again and is fixed after embedding groove 110, and the intensity of alite paste is preferably higher.
The fixed part of location ear 200 is provided with installing hole 210, and the convenient so fixing mode of screw that adopts is fixed to location ear 200 on the backboard or framework of liquid crystal indicator, and is easy for installation, and detachable.
Above embodiment is merely the explanation of patent art scheme, is not to its restriction, and in the patent art spirit, according to different machines, location ear contour structures, ear location also can be done the change of other versions.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.
Claims (10)
1. a module backlight comprises reflector plate, it is characterized in that, said reflector plate edge is fixed with the location ear that independently is used for fixing reflector plate.
2. a kind of module backlight as claimed in claim 1 is characterized in that, an ear heel-tap reflex sheet fixing end in said location is a root, and the other end relative with root is fixed part; The root of said location ear is fixed on the edge at the phase back side of reflecting surface or the reflecting surface of said reflector plate.
3. a kind of module backlight as claimed in claim 2 is characterized in that, the thickness of said location ear equals the thickness of said reflector plate.
4. a kind of module backlight as claimed in claim 1 is characterized in that, an ear heel-tap reflex sheet fixing end in said location is a root, and the other end relative with root is fixed part; The root of said location ear is fixedly connected with the adjacent side of the reflecting surface of said reflector plate.
5. a kind of module backlight as claimed in claim 4 is characterized in that, the thickness of said location ear is with the consistency of thickness of said reflector plate.
6. a kind of module backlight as claimed in claim 1 is characterized in that, an ear heel-tap reflex sheet fixing end in said location is a root, and the other end relative with root is fixed part; The side of said reflector plate is provided with groove, and the root of said location ear embeds in the groove and fixes.
7. a kind of module backlight as claimed in claim 6 is characterized in that the bottom width of said groove is greater than the width of its opening part; Accordingly, the root of said location ear is provided with the projection that matches with said bottom portion of groove.
8. a kind of module backlight as claimed in claim 7 is characterized in that said groove is the T connected in star.
9. a kind of module backlight as claimed in claim 1 is characterized in that, an ear heel-tap reflex sheet fixing end in said location is a root, and the other end relative with root is fixed part; The fixed part of said location ear is provided with installing hole.
10. a liquid crystal indicator comprises like the arbitrary described a kind of module backlight of claim 1～9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100300670A CN102620185A (en) | 2012-02-10 | 2012-02-10 | Backlight module and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100300670A CN102620185A (en) | 2012-02-10 | 2012-02-10 | Backlight module and liquid crystal display device |
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| Publication Number | Publication Date |
|---|---|
| CN102620185A true CN102620185A (en) | 2012-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100300670A Pending CN102620185A (en) | 2012-02-10 | 2012-02-10 | Backlight module and liquid crystal display device |
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| Country | Link |
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| CN (1) | CN102620185A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013117020A1 (en) * | 2012-02-10 | 2013-08-15 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN105353558A (en) * | 2015-11-16 | 2016-02-24 | 合一智能科技（深圳）有限公司 | Novel backlight module |
| CN115268126A (en) * | 2022-07-29 | 2022-11-01 | 京东方晶芯科技有限公司 | Reflective film, reflective sheet attaching apparatus and method, light-emitting substrate, and display device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1661446A (en) * | 2004-02-18 | 2005-08-31 | 三星电子株式会社 | Backlight assembly and liquid crystal display apparatus having the same |
| TW200807089A (en) * | 2006-07-17 | 2008-02-01 | Coretronic Corp | Backlight module |
| US20080036942A1 (en) * | 2006-08-11 | 2008-02-14 | Innolux Display Corp. | Backlight module and liquid crystal display device using same |
| JP2008218090A (en) * | 2007-03-01 | 2008-09-18 | Sharp Corp | Backlight device and display device |
| CN101476687A (en) * | 2009-01-12 | 2009-07-08 | 上海广电光电子有限公司 | Back light module unit |
| CN202056695U (en) * | 2011-06-03 | 2011-11-30 | 北京京东方光电科技有限公司 | Backlight source for display device |
| US20110299298A1 (en) * | 2010-06-08 | 2011-12-08 | Global Lighting Technologies Inc. | Backlight module |
-
2012
- 2012-02-10 CN CN2012100300670A patent/CN102620185A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1661446A (en) * | 2004-02-18 | 2005-08-31 | 三星电子株式会社 | Backlight assembly and liquid crystal display apparatus having the same |
| TW200807089A (en) * | 2006-07-17 | 2008-02-01 | Coretronic Corp | Backlight module |
| US20080036942A1 (en) * | 2006-08-11 | 2008-02-14 | Innolux Display Corp. | Backlight module and liquid crystal display device using same |
| JP2008218090A (en) * | 2007-03-01 | 2008-09-18 | Sharp Corp | Backlight device and display device |
| CN101476687A (en) * | 2009-01-12 | 2009-07-08 | 上海广电光电子有限公司 | Back light module unit |
| US20110299298A1 (en) * | 2010-06-08 | 2011-12-08 | Global Lighting Technologies Inc. | Backlight module |
| CN202056695U (en) * | 2011-06-03 | 2011-11-30 | 北京京东方光电科技有限公司 | Backlight source for display device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013117020A1 (en) * | 2012-02-10 | 2013-08-15 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN105353558A (en) * | 2015-11-16 | 2016-02-24 | 合一智能科技（深圳）有限公司 | Novel backlight module |
| CN105353558B (en) * | 2015-11-16 | 2019-11-08 | 合一智能科技（深圳）有限公司 | A kind of Novel back optical mode group |
| CN115268126A (en) * | 2022-07-29 | 2022-11-01 | 京东方晶芯科技有限公司 | Reflective film, reflective sheet attaching apparatus and method, light-emitting substrate, and display device |
| CN115268126B (en) * | 2022-07-29 | 2024-01-30 | 京东方晶芯科技有限公司 | Reflective film, reflective sheet attaching apparatus and method, light-emitting substrate, and display device |
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Application publication date: 20120801 |