CN1677185A - Frame structure for back-light module - Google Patents
Frame structure for back-light module Download PDFInfo
- Publication number
- CN1677185A CN1677185A CN 200410031438 CN200410031438A CN1677185A CN 1677185 A CN1677185 A CN 1677185A CN 200410031438 CN200410031438 CN 200410031438 CN 200410031438 A CN200410031438 A CN 200410031438A CN 1677185 A CN1677185 A CN 1677185A
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- Prior art keywords
- fixed frame
- backlight module
- chimeric
- frame
- framed structure
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Links
- 238000009792 diffusion process Methods 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The invention is a frame structure for backlight module, used in a new frame structure of the backlight module, and composed mainly of top fixing frame and bottom fixing frame, and it can have good functions of fixing and locating the components of the backlight module, including linear light source, light source fixing base, light guiding plate, top diffusion plate, reflection plate, bottom diffusion plate, light intensifying film, and other components, by the combination of T-shaped fastening hook fixing components of the top fixing frame and groove components of the bottom fixing frame.
Description
Technical field
The present invention relates to a kind of framed structure that is used for backlight module, particularly a kind of fixedly framed structure of usefulness of backlight liquid crystal display module that is applicable to.
Background technology
LCD is in present information or household appliances now, and is quite universal, because it has the advantage that price is cheaper and manufacturing technology is ripe, and liked by the consumer.
The display mode of LCD is to adopt passive mode, the irradiation that its demonstration just must have a backlight module light source, for this reason, general LCD has backlight module usually.And LCD forms with very complicated and loaded down with trivial details structure, as shown in Figure 1, usually with a metal housing 5, or add that fixed frame 1 (UpperFrame) and is by metal or plastic fixed frame 2 (Lower Frame) down on the plastics system, with liquid crystal panel 4 and backlight module component, comprise linear light sorurce 6, light source holder 9, light guide plate 12, last diffuser plate 13, bright enhancement film 14, reflecting plate 15, whole coatings such as following diffuser plate 16 wherein, and when coating backlight module and liquid crystal panel used fixed frame, comprise metallic housing 5, last fixed frame 1 and following fixed frame 2 etc. need possess the good fixed function and the convenience of combination.For example, can be provided with latch 11 on the following fixed frame 2, to pass the registration holes 17 that is formed on fixed frame 1, light guide plate 12, last diffuser plate 13, bright enhancement film 14, reflecting plate 15, the following diffuser plate 16.
In addition, in the back light module device that U.S. Patent No. 5729310 discloses, partly adopted following form at the backlight module fixed frame: the fixed sturcture of fixed frame on the plastics system (chimeric) is in-line grab 3 (see figure 1)s, and the in-line hook structure (chimeric) of fixed frame is corresponding groove structure 10 (see figure 1)s on the respective outer side edges of following fixed frame, makes backlight module to be fixed well.But the fixed sturcture of this in-line grab is to ask the convenience of combination all can leave certain clearance, thereby can lose good fixed function.
Existing in addition backlight module as shown in Figure 2, utilizes on one fixed frame A and following fixed frame B with the backlight module elements combination together.Wherein should go up fixed frame A edge and be provided with many hollow buckling element a also for blocking mutually and fixed with the projection buckling element b that is arranged on down the setting of fixed frame B periphery.And, make fixing effect make a discount because this hollow buckling element a and this projection buckling element b require as the certain clearance c that also can leave shown in Figure 3 because of the convenience of assembling.
Therefore, no matter be that the restriction direction that in-line hook structure or hollow hook structure can provide only limits at above-below direction, left and right directions is then because ask the convenience of combination, so all must stay greatly at interval, thereby can't do effectively restriction at left and right directions.Therefore, existing backlight module stationary frame structure does not provide effective positioning function.
In view of this, but the present invention will propose a kind of solution to the problems described above.
Summary of the invention
Fundamental purpose of the present invention provides a kind of can the location simultaneously and fixing backlight module frame structure, thereby can promote good fixed function.
Secondary objective of the present invention provides a kind of backlight module frame structure that can reduce the fixed card slot number, thereby can save the weight and the cost of framework.
For reaching above-mentioned purpose, a kind of framed structure that is used for backlight module proposed by the invention comprises: fixed frame once, and it is the member of carrying backlight module; Fixed frame on one is disposed on this time fixed frame, cooperates with this time fixed frame to fix this backlight module member; Wherein should go up fixed frame and have and have limit lateral simultaneously concurrently and move and limit the chimeric element that vertically moves, this time fixed frame has the corresponding chimeric member of this chimeric element of cooperation.
Mating reaction in the utilization between the chimeric member of the chimeric element of fixed frame and following fixed frame can fix and position backlight module well.
Description of drawings
By following explanation and conjunction with figs., above-mentioned purpose of the present invention, characteristics and advantage will be more clear.
Fig. 1 is for showing the liquid crystal display device structure exploded view of general prior art;
Fig. 2 is the structural representation of fixed frame on the general existing backlight module of demonstration with following fixed frame;
Fig. 3 is the synoptic diagram after fixed frame makes up with following fixed frame on the general existing backlight module of demonstration;
Fig. 4 is for showing the backlight module exploded view according to new frame structure of the present invention;
Fig. 5 is for showing a specific embodiment structural drawing of going up fixed frame and following fixed frame of the present invention; And
Fig. 6 is for showing the synoptic diagram of going up after fixed frame makes up with following fixed frame of the present invention.
Embodiment
At first, see also Fig. 4.Fig. 4 is the structure decomposition map that shows the backlight module 20 of the new frame structure of utilizing a preferred embodiment of the present invention.By showing among the figure, backlight module is mainly by diffuser plate 22 on the fixed frame on the plastics system 21,, a bright enhancement film 23, once fixed frame 26 from top to bottom combines in regular turn under diffuser plate 24, a light guide plate 25, a light sources and a metallic or the plastics system; Wherein utilizing upward, fixed frame reaches integrated with following fixed frame with whole being fixed up of above-mentioned backlight module component.Should go up fixed frame and have and have limit lateral simultaneously concurrently and move and limit the chimeric element that vertically moves, this time fixed frame has the corresponding chimeric member of this chimeric element of cooperation, and the concrete structure of chimeric element and corresponding chimeric member can be with reference to figure 5.Fig. 5 shows that the fixed frame of going up of the present invention reaches a specific embodiment structural representation of fixed frame down, wherein a plurality of T type grab elements 30 are arranged at last fixed frame peripheral side, as chimeric element, and one groove 31 corresponding to above-mentioned T type grab element is arranged at the peripheral side of following fixed frame, as the chimeric member of correspondence.The groove 31 of fixed frame can carry out the backlight module member precision positioning and fixing and utilize the T type grab element 30 of going up fixed frame to cooperate down.
Fig. 6 is the structural representation of the groove 31 that shows the T type grab element 30 of going up fixed frame of the present invention and following fixed frame after chimeric, as shown in the figure, last fixed frame T type grab element can easily chimericly go in the groove of fixed frame, and the interval after chimeric can be also littler than prior art, thereby increase limitation function, utilize hollow grab element or yi word pattern grab element only can fix at above-below direction compared with prior art, new frame texture ratio prior art of the present invention more increases the fixing function of left and right directions.
In above-mentioned, the groove elements that the T type grab element of going up fixed frame of the present invention cooperates with following fixed frame can fix and increase newly the function that left and right directions fixes and reach the purpose of precision positioning at above-below direction.And, because it possesses the function of precision positioning, therefore fixed frame peripheral side and following fixed frame peripheral side do not need to reach fixedly purpose than used a plurality of chimeric of prior art on of the present invention, so new frame texture ratio prior art of the present invention can more reduce chimeric number of packages order.And reduce chimeric number of packages order, can reduce frame weight, and also can reduce the cost of making mould when the mould die sinking, temperature when the injection moulding of actual fabrication and injection speed are more easy to control in addition also is easier to saturatedly, causes that the fraction defective of manufacturing is low can and then to reduce manufacturing cost.
Obviously, chimeric element of the present invention and corresponding chimeric member are not limited to above-described T type grab element and groove elements, but can also adopt other forms.For example, although do not illustrate in the drawings, chimeric element can be provided in a side of the Y type grab member of fixed frame periphery, and corresponding chimeric member can be provided in a side of on the following fixed frame with the corresponding member of Y type grab shape.Perhaps, chimeric element can be provided in a side of the grab member of the arrowhead form of fixed frame periphery, and corresponding chimeric member can be provided in a side of on the following fixed frame with the corresponding member of arrowhead form grab shape.
At least have following advantage according to new frame structure backlight module of the present invention:
1. backlight module of the present invention has than the better fixing means of prior art, can more firmly make up whole backlight module.
2. new frame structure of the present invention can have the cost of manufacture lower than prior art.
Though the present invention is described in detail by above-mentioned concrete preferred embodiment and accompanying drawing, the specific embodiment that is disclosed is only in order to explanation the present invention, not in order to limit the scope of the invention.All various variations of being done in spirit of the present invention and scope, improvement all belong to scope of the present invention.
Claims (7)
1. framed structure that is used for backlight module, it comprises: fixed frame once, it is the member of carrying backlight module; Fixed frame on one is disposed on this time fixed frame, cooperates with this time fixed frame to fix this backlight module member; Wherein should go up fixed frame and have and have limit lateral simultaneously concurrently and move and limit the chimeric element that vertically moves, this time fixed frame has the corresponding chimeric member of this chimeric element of cooperation.
2. framed structure as claimed in claim 1 is characterized in that, described chimeric element is the T type grab member that is located at the fixed frame periphery.
3. framed structure as claimed in claim 2 is characterized in that, the chimeric member of described correspondence is the chase that is located at down on the fixed frame.
4. framed structure as claimed in claim 1 is characterized in that, described chimeric element is the Y type grab member that is located at the fixed frame periphery.
5. framed structure as claimed in claim 4 is characterized in that, the chimeric member of described correspondence be located at down on the fixed frame with the corresponding member of Y type grab shape.
6. framed structure as claimed in claim 1 is characterized in that, described chimeric element is the grab member that is located at the arrowhead form of fixed frame periphery.
7. framed structure as claimed in claim 6 is characterized in that, the chimeric member of described correspondence be located at down on the fixed frame with the corresponding member of arrowhead form grab shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2004100314382A CN100405173C (en) | 2004-03-29 | 2004-03-29 | Frame structure for back-light module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100314382A CN100405173C (en) | 2004-03-29 | 2004-03-29 | Frame structure for back-light module |
Publications (2)
Publication Number | Publication Date |
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CN1677185A true CN1677185A (en) | 2005-10-05 |
CN100405173C CN100405173C (en) | 2008-07-23 |
Family
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Application Number | Title | Priority Date | Filing Date |
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CNB2004100314382A Expired - Fee Related CN100405173C (en) | 2004-03-29 | 2004-03-29 | Frame structure for back-light module |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100359384C (en) * | 2005-09-02 | 2008-01-02 | 友达光电股份有限公司 | Backlight module and assembly structure thereof |
CN101592319B (en) * | 2009-07-13 | 2011-01-05 | 友达光电股份有限公司 | Frame structure, backlight module and display module |
CN101506719B (en) * | 2006-08-25 | 2011-05-11 | 乐金显示有限公司 | Backlight unit and display apparatus having the same |
CN101660727B (en) * | 2009-09-27 | 2011-11-30 | 友达光电股份有限公司 | Frame construction of backlight module |
CN102692741A (en) * | 2012-06-08 | 2012-09-26 | 深圳市华星光电技术有限公司 | Liquid crystal display module and liquid crystal display device |
CN104122681A (en) * | 2013-04-25 | 2014-10-29 | 冠捷投资有限公司 | Supporting structure |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2164710Y (en) * | 1993-07-27 | 1994-05-18 | 罗久堡 | Automatic opening stationery case |
KR100471064B1 (en) * | 2002-06-11 | 2005-03-10 | 삼성전자주식회사 | Displaying apparatus |
-
2004
- 2004-03-29 CN CNB2004100314382A patent/CN100405173C/en not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100359384C (en) * | 2005-09-02 | 2008-01-02 | 友达光电股份有限公司 | Backlight module and assembly structure thereof |
CN101506719B (en) * | 2006-08-25 | 2011-05-11 | 乐金显示有限公司 | Backlight unit and display apparatus having the same |
US8059231B2 (en) | 2006-08-25 | 2011-11-15 | Lg Display Co., Ltd. | Backlight unit for decreasing a thickness and display apparatus having the same |
CN101592319B (en) * | 2009-07-13 | 2011-01-05 | 友达光电股份有限公司 | Frame structure, backlight module and display module |
CN101660727B (en) * | 2009-09-27 | 2011-11-30 | 友达光电股份有限公司 | Frame construction of backlight module |
CN102692741A (en) * | 2012-06-08 | 2012-09-26 | 深圳市华星光电技术有限公司 | Liquid crystal display module and liquid crystal display device |
WO2013181863A1 (en) * | 2012-06-08 | 2013-12-12 | 深圳市华星光电技术有限公司 | Liquid crystal display module and liquid crystal display device |
US8665392B2 (en) | 2012-06-08 | 2014-03-04 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | LCD module and LCD device |
CN102692741B (en) * | 2012-06-08 | 2015-09-09 | 深圳市华星光电技术有限公司 | A kind of liquid crystal display module and liquid crystal indicator |
CN104122681A (en) * | 2013-04-25 | 2014-10-29 | 冠捷投资有限公司 | Supporting structure |
Also Published As
Publication number | Publication date |
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CN100405173C (en) | 2008-07-23 |
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Owner name: YOUDA PHOTOELECTRIC CO., LTD. Free format text: FORMER OWNER: GUANGHUI ELECTRONIC CO., LTD. Effective date: 20080215 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20080215 Address after: Hsinchu, Taiwan, China Applicant after: AU OPTRONICS Corp. Address before: Taoyuan County of Taiwan Province Applicant before: QUANTA DISPLAY INCORPORATION |
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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: 20080723 |