CN201652046U - Backlight structure applied to liquid crystal display device - Google Patents
Backlight structure applied to liquid crystal display device Download PDFInfo
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- CN201652046U CN201652046U CN2010201618047U CN201020161804U CN201652046U CN 201652046 U CN201652046 U CN 201652046U CN 2010201618047 U CN2010201618047 U CN 2010201618047U CN 201020161804 U CN201020161804 U CN 201020161804U CN 201652046 U CN201652046 U CN 201652046U
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 33
- 239000011521 glass Substances 0.000 claims abstract description 26
- 238000012946 outsourcing Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000005355 lead glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000009747 press moulding Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model relates to a backlight structure applied to a liquid crystal display device, which comprises a light-emitting board and a liquid crystal glass cover board covering above the light-emitting board. Frames are correspondingly inserted onto the edges of the light-emitting board and the liquid crystal glass cover board; the frames respectively include an upper portion, a lower portion, a left portion and a right portion; clamping grooves are arranged on the edges of at least two frames; and clamping strips are arranged at one end of each of the other frames corresponding to the clamping grooves. The structure adopting the clamping strips to match with the clamping grooves simplifies a structure of an original liquid crystal display device by the frames, and changes an original front frame, a middle frame and a rear frame into frames to greatly lower manufacturing cost. Besides, manufacturing of the frames is move convenient compared with manufacturing and assembling of the front frame, the middle frame and the rear frame.
Description
Technical field
The utility model relates to liquid crystal display, a kind of back light source structure that is used for liquid crystal display of saying so exactly, and this structure organization is convenient, cost of manufacture is cheap.
Background technology
Backlight arrangement in the existing liquid crystal display is made up of preceding frame, center, after-frame and a plate and liquid-crystalline glasses cover plate, preceding frame fixer crystal glass cover plate, center is luminous plaque fixedly, after-frame forms protective layer, preceding frame, center, after-frame are fixed-type by screw altogether, this structure has the following disadvantages: one, the preceding frame of this structure, center, after-frame are by punching press and injection moulding, because the restriction of liquid crystal display area, preceding frame, center, after-frame must be made by large mold, and development cost are high; They are two years old, liquid-crystalline glasses production firm does not have unified standard to be similar to production at present, the size of LCD is according to the difference of manufacturer in other words, not of uniform size, even the upgrading speed of single manufacturer glass is exceedingly fast, need constantly to establish the upgrading of change with compatible glass after causing mould to send out, the expense of revising the mould that upholds one's heritage is huge; Its three, along with continuing to increase of LCD TV size, the contradiction between the thickness of structural member and the cost of material is more and more outstanding, increases thickness and can increase mechanical strength, cost and weight also are significantly to increase.Therefore traditional structure is brought outstanding more contradiction.
Therefore, be necessary to provide a kind of new structural design, change back light source structure in original liquid crystal display.
The utility model content
Based on the problems referred to above, a kind of back light source structure that is applied to liquid crystal display that the purpose of this utility model provides, this structure fabrication is convenient, in light weight, cost is low, compact conformation, can reduce the cost of liquid crystal display significantly.
Provide a kind of back light source structure that is applied to liquid crystal display, this structure is convenient to assembling, can be applicable to the liquid crystal display of model separately another order of the present utility model.
Therefore, the utility model is achieved in that
A kind of back light source structure that is applied to liquid crystal display, this structure includes luminous plaque and hides the liquid-crystalline glasses cover plate that impinges upon the luminous plaque top, it is characterized in that, the edge corresponding inserted of described luminous plaque and described liquid-crystalline glasses cover plate is equipped with frame, and frame is divided into four parts up and down, and the edge of at least two frames has draw-in groove, one end of the corresponding draw-in groove of other frame has card article, card article cooperates with draw-in groove, by snap-in structure, makes that this back light source structure is firm.
Described structure is utilized frame, has simplified the structure of original liquid crystal display, changes frame, center and after-frame before original into frame, is reduced cost of manufacture greatly, and the more original preceding frame of the making of frame, center and after-frame are made, assemble more convenient.
Be embedded with light emitting source and guiding device (light emitting source and guiding device abbreviate light emitting source hereinafter as) in the described frame, and be embedded light emitting source in two frames up and down in the described frame, and the outer end of two frames has draw-in groove up and down, about the position of the corresponding draw-in grooves of two frames be provided with card article, card article cooperates with draw-in groove, can carry out the connection between the frame effectively.
Described light emitting source is arranged at the inboard of frame.Described light emitting source can be arranged at the inboard of any one frame; also can be arranged at any part of the bottom of frame; as long as in a word can be to luminous plaque generation effect; it is the most safe and reliable that but light emitting source is arranged at the mode of scuncheon; make light emitting source obtain the protection of frame like this, can not be subjected to external influence or interference.
Described draw-in groove is arranged at the outside of frame.
The cross section of described draw-in groove is a T shape structure, and the cross section of card article also is a T shape structure, and the structure of described draw-in groove and card article makes the connection of frame firm, can not come off easily.
Specifically, described frame covers luminous plaque and liquid-crystalline glasses cover plate, form quadrilateral structure, wherein two frames that length is long are provided with light emitting source, at two long scuncheons of this length light emitting source is set simultaneously, the arranged outside draw-in groove, two short frames of length then stretch out card article to two long frames of length in the end, and described card article is embedded in the draw-in groove.
Be provided with supporting plate between two frames of described length length, two ends of bearing plate connects or is fixed on two long frames of length.
In order better liquid-crystalline glasses cover plate and luminous plaque to be coated, a kind of better mode is: the frame of described at least two symmetries is provided with the outsourcing frame that projects upwards, the outsourcing frame inlay card liquid-crystalline glasses cover plate that makes progress.Can effectively reduce like this making the requirement of frame mould, reduce cost of manufacture.
Above-mentioned outsourcing frame, it is fixed by buckle structure and frame.
The utility model adopts the fixedly luminous plaque of frame and the mode of liquid crystal display cover plate, simplify the structure of original preceding frame, center, after-frame, frame adopts the mode of splicing to connect, cost of manufacture is very low like this, and frame can be processed as required, to adapt to the size of different liquid crystal displays, simple in structure, practical, assembling is also convenient.
Description of drawings
The structural representation that Fig. 1 implements for the utility model,
Fig. 2 is the structural representation of the utility model enforcement frame,
Fig. 3 is the partial enlarged drawing of A part shown in Figure 2.
The specific embodiment
Below in conjunction with accompanying drawing enforcement of the present utility model is elaborated.
Shown in Figure 1, be the structural representation of a kind of specific embodiment of the utility model, shown in the figure, enforcement of the present utility model comprises liquid-crystalline glasses cover plate 1, luminous plaque 2, left frame 3, left frame 4, upper side frame 5 and lower frame 6.
Liquid-crystalline glasses cover plate 1 is positioned at luminous plaque 2 tops, luminous plaque 2, left frame 3, left frame 4, upper side frame 5 and lower frame 6 coat from left and right, the upper and lower edge of liquid-crystalline glasses cover plate 1 and luminous plaque 2 successively, fix thereby liquid-crystalline glasses cover plate 1 is positioned at luminous plaque 2.
Specifically, in conjunction with Fig. 2, Fig. 3, left frame 3 two ends have inwardly outstanding card article 31, simultaneously, the corresponding position of upper side frame 5 and lower frame 6 is provided with draw-in groove, is example with lower frame 6, lower frame 6 inboards have a groove 64, in the groove 64 light source are set, so that luminous plaque 2 can be luminous; The outside of lower frame 6 has a draw-in groove 61, and card article 31 can be equipped in the draw-in groove 61, forms the firm relation of left frame 3 and lower frame 6, and in like manner, left frame 3 also is same marriage relation with upper side frame 5, left frame 4 with lower frame 6 with upper side frame 5, left frame 4.
Simultaneously, left frame 3 also is provided with annex left side parcel post 32, left parcel post 32 by being arranged at its underpart buckle and the left catching groove 33 on the left frame 3, be incorporated in common covering liquid crystal glass cover plate 1 and luminous plaque 2 with left frame 3.
Under normal conditions, left frame 3 and left frame 4 are provided with annex and can realize firm coating to liquid-crystalline glasses cover plate 1 and luminous plaque 2.
In the present embodiment, lower frame 6 also is provided with annex one parcel post 62 once, lower frame 6 is provided with prominent bar 63, fasten parcel post 62 down by prominent bar 63, the two is firmly combined, to coat buckle by being arranged at its underpart and the left catching groove 33 on the left frame 3, be incorporated in common covering liquid crystal glass cover plate 1 and luminous plaque 2 with left frame 3.
In like manner, upper side frame 5 also has identical structure and goes up parcel post 51 one by one, and have identical about.
Strengthen coating the stability of backlight arrangement in the firm more liquid crystal display like this from four positions to liquid-crystalline glasses cover plate 1 and luminous plaque 2.
In the above-described embodiment, light source adopts the form in sidelight source, be arranged in upper side frame 5 and the lower frame 6, also can be arranged in any one frame of left frame 3, left frame 4, upper side frame 5 and lower frame 6, because light source is divided into two kinds usually, a kind of is the sidelight source, be about to the inboard that light source is arranged at frame,, be injected in the luminous plaque the light complanation light that light source penetrates by guiding device, this mode is provided with light source at any one frame can; Another kind is a directly-down light source, and light source just is arranged at the below of liquid-crystalline glasses cover plate, carries out mixed light by suitable distance, and to form planar light source, the producing method of these two light sources can be applied to the structure that the utility model is implemented.
By above-mentioned structure, embodiment of the present utility model, compact conformation, firm, assemble also very convenient, and avoided the use of the preceding frame of original large tracts of land, center and housing, reduced the cost of manufacture of mould, can reduce the cost of manufacture of liquid crystal display greatly.
Claims (9)
1. back light source structure that is applied to liquid crystal display, this structure includes luminous plaque and hides the liquid-crystalline glasses cover plate that impinges upon the luminous plaque top, it is characterized in that, the edge corresponding inserted of described luminous plaque and described liquid-crystalline glasses cover plate is equipped with frame, frame is divided into four parts up and down, the edge of at least two frames has draw-in groove, and an end of the corresponding draw-in groove of other frame has card article, and card article cooperates with draw-in groove.
2. the back light source structure that is applied to liquid crystal display as claimed in claim 1, it is characterized in that being embedded with in the described frame light emitting source and guiding device, and be embedded light emitting source and guiding device in two frames up and down in the described frame, and the outer end of two frames has draw-in groove up and down, about the position of the corresponding draw-in grooves of two frames be provided with card article.
3. the back light source structure that is applied to liquid crystal display as claimed in claim 1 is characterized in that described light emitting source and guiding device are arranged at the inboard of frame.
4. the back light source structure that is applied to liquid crystal display as claimed in claim 3 is characterized in that described draw-in groove, is arranged at the outside of frame.
5. the back light source structure that is applied to liquid crystal display as claimed in claim 4, the cross section that it is characterized in that described draw-in groove are T shape structure, and the cross section of card article also is a T shape structure.
6. the back light source structure that is applied to liquid crystal display as claimed in claim 1, it is characterized in that described frame covers luminous plaque and liquid-crystalline glasses cover plate, form quadrilateral structure, wherein two frames that length is long are provided with light emitting source and guiding device, at two long scuncheons of this length light emitting source and guiding device are set simultaneously, the arranged outside draw-in groove, two short frames of length then stretch out card article to two long frames of length in the end, and described card article is embedded in the draw-in groove.
7. the back light source structure that is applied to liquid crystal display as claimed in claim 6 is characterized in that being provided with supporting plate between two long frames of described length, and two ends of bearing plate connects or is fixed on two long frames of length.
8. the back light source structure that is applied to liquid crystal display as claimed in claim 1 is characterized in that the frame of described at least two symmetries is provided with the outsourcing frame that projects upwards, the outsourcing frame inlay card liquid-crystalline glasses cover plate that makes progress.
9. the back light source structure that is applied to liquid crystal display as claimed in claim 8 is characterized in that above-mentioned outsourcing frame, and it is fixed by buckle structure and frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201618047U CN201652046U (en) | 2010-04-06 | 2010-04-06 | Backlight structure applied to liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201618047U CN201652046U (en) | 2010-04-06 | 2010-04-06 | Backlight structure applied to liquid crystal display device |
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| CN201652046U true CN201652046U (en) | 2010-11-24 |
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| CN2010201618047U Expired - Fee Related CN201652046U (en) | 2010-04-06 | 2010-04-06 | Backlight structure applied to liquid crystal display device |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102376224A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Flat-panel display device, stereoscopic display device and plasma display device |
| CN102376217A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Flat-panel display device and stereoscopic display device |
| CN102376212A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Flat-panel display device, stereoscopic display device and plasma display device |
| CN102401288A (en) * | 2011-11-18 | 2012-04-04 | 深圳市华星光电技术有限公司 | Backlight system |
| WO2013071595A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Flat-panel display device and stereo display device |
| WO2013071590A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Back frame and backlight system |
| WO2013071573A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Back frame of flat-panel display device and backlight system |
| US8727551B2 (en) | 2011-11-18 | 2014-05-20 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight system |
| WO2014201870A1 (en) * | 2013-06-21 | 2014-12-24 | 深圳市华星光电技术有限公司 | Combined backplate and assembly method therefor, and backlight module using same |
| US8947612B2 (en) | 2011-11-18 | 2015-02-03 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Flat panel display device and stereoscopic display device |
| CN104516129A (en) * | 2013-09-26 | 2015-04-15 | 联想(北京)有限公司 | Double-face display device assembling method and double-face display device |
| WO2015192419A1 (en) * | 2014-06-18 | 2015-12-23 | 上海启钧电子有限公司 | Display module structure and mounting method thereof |
| CN106094337A (en) * | 2016-08-11 | 2016-11-09 | 昆山龙腾光电有限公司 | A kind of LED lamp bar and backlight module |
| CN110985931A (en) * | 2019-12-02 | 2020-04-10 | 江苏欧惠达光电节能科技有限公司 | Foldable flat lamp |
-
2010
- 2010-04-06 CN CN2010201618047U patent/CN201652046U/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102376217B (en) * | 2011-11-18 | 2014-07-23 | 深圳市华星光电技术有限公司 | Flat-panel display device and stereoscopic display device |
| CN102376212A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Flat-panel display device, stereoscopic display device and plasma display device |
| CN102376224A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Flat-panel display device, stereoscopic display device and plasma display device |
| CN102401288A (en) * | 2011-11-18 | 2012-04-04 | 深圳市华星光电技术有限公司 | Backlight system |
| WO2013071595A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Flat-panel display device and stereo display device |
| WO2013071590A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Back frame and backlight system |
| WO2013071586A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Flat panel display device, stereo display device and plasma display device |
| WO2013071573A1 (en) * | 2011-11-18 | 2013-05-23 | 深圳市华星光电技术有限公司 | Back frame of flat-panel display device and backlight system |
| CN102376212B (en) * | 2011-11-18 | 2014-12-31 | 深圳市华星光电技术有限公司 | Flat-panel display device, stereoscopic display device and plasma display device |
| CN102401288B (en) * | 2011-11-18 | 2014-05-28 | 深圳市华星光电技术有限公司 | Backlight system |
| US8947612B2 (en) | 2011-11-18 | 2015-02-03 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Flat panel display device and stereoscopic display device |
| CN102376217A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Flat-panel display device and stereoscopic display device |
| US8727551B2 (en) | 2011-11-18 | 2014-05-20 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight system |
| US9239154B2 (en) | 2013-06-21 | 2016-01-19 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Combined back plate and assembly method thereof and backlight module using the same |
| WO2014201870A1 (en) * | 2013-06-21 | 2014-12-24 | 深圳市华星光电技术有限公司 | Combined backplate and assembly method therefor, and backlight module using same |
| CN104516129A (en) * | 2013-09-26 | 2015-04-15 | 联想(北京)有限公司 | Double-face display device assembling method and double-face display device |
| WO2015192419A1 (en) * | 2014-06-18 | 2015-12-23 | 上海启钧电子有限公司 | Display module structure and mounting method thereof |
| US20160320667A1 (en) * | 2014-06-18 | 2016-11-03 | Keewin Display Co.,Ltd. | Display module and installation method of the same |
| AU2014398028B2 (en) * | 2014-06-18 | 2018-02-15 | Keewin Display Co., Ltd. | Display module structure and mounting method thereof |
| US10126593B2 (en) * | 2014-06-18 | 2018-11-13 | Keewin Display Co., Ltd. | Display module and installation method of the same |
| CN106094337A (en) * | 2016-08-11 | 2016-11-09 | 昆山龙腾光电有限公司 | A kind of LED lamp bar and backlight module |
| CN110985931A (en) * | 2019-12-02 | 2020-04-10 | 江苏欧惠达光电节能科技有限公司 | Foldable flat lamp |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN FUQIANGXIN ELECTRONICS TECHNOLOGY CO., LT Free format text: FORMER OWNER: LI HAIBIN Effective date: 20120808 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20120808 Address after: 518000 Xintang residents group, orange pond community, Guanlan street, Shenzhen, Guangdong, Baoan District 168 Patentee after: Shenzhen fuqiangxin Electron Technology Co. Ltd. Address before: 518000, Cambridge garden, South Bay Street, Longgang District, Guangdong 25, Shenzhen 707 Patentee before: Li Haibin |
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| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN XINJU OPTICAL-ELECTRIC TECHNOLOGY CO., LT Free format text: FORMER OWNER: SHENZHEN FUQIANGXIN ELECTRONICS TECHNOLOGY CO., LTD. Effective date: 20150506 |
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Free format text: CORRECT: ADDRESS; FROM: 518000 SHENZHEN, GUANGDONG PROVINCE TO: 523000 DONGGUAN, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150506 Address after: 523000 Guangdong Province, Dongguan city Tangxia town Qing Lake Long Fu Road No. 8 Patentee after: DONGGUAN XINJU OPTOELECTRONICS TECHNOLOGY CO., LTD. Address before: 518000 Xintang residents group, orange pond community, Guanlan street, Shenzhen, Guangdong, Baoan District 168 Patentee before: Shenzhen fuqiangxin Electron Technology Co. Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |