CN101813853A - Backlight source structure applied to liquid crystal display equipment - Google Patents
Backlight source structure applied to liquid crystal display equipment Download PDFInfo
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- CN101813853A CN101813853A CN 201010149238 CN201010149238A CN101813853A CN 101813853 A CN101813853 A CN 101813853A CN 201010149238 CN201010149238 CN 201010149238 CN 201010149238 A CN201010149238 A CN 201010149238A CN 101813853 A CN101813853 A CN 101813853A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 34
- 239000011521 glass Substances 0.000 claims abstract description 27
- 238000012946 outsourcing Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000000903 blocking effect Effects 0.000 abstract 5
- 238000000034 method Methods 0.000 description 3
- 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
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000009747 press moulding Methods 0.000 description 1
- 230000001681 protective effect Effects 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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Abstract
The invention discloses a backlight source structure applied to liquid crystal display equipment. The structure comprises a light emitting plate and a liquid crystal glass cover plate covered on the light emitting plate; frames are inserted in the edges of the light emitting plate and the liquid crystal glass cover correspondingly; the frames comprise an upper part, a lower part, a left part and a right part; the edges of at least two of the frames are provided with blocking grooves; one end, corresponding to the blocking groove, of each of the other frames, is provided with a blocking strip; and the blocking strips are matched with the blocking grooves. By using the frames, the structure of original liquid crystal display equipment is simplified; an original front frame, an original middle frame and an original back frame are changed into frames so that the production cost is greatly reduced; and compared with the original front frame, the original middle frame and the original back frame, the side frames are more convenient to manufacture and assemble.
Description
Technical field
The present invention relates to liquid crystal display, a kind of back light source structure that is used for liquid crystal display of saying so exactly, 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 luminous plaque and liquid-crystalline glasses cover plate, preceding frame immobile liquid crystal glass cover plate, center is luminous plaque fixedly, after-frame forms protective seam, preceding frame, center, after-frame are altogether by the screw retention moulding, 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 development, 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 physical 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.
Summary of the invention
Based on the problems referred to above, a kind of back light source structure that is applied to liquid crystal display that purpose of the present invention 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 invention.
Therefore, the present invention 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 xsect of described draw-in groove is a T shape structure, and the xsect 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 present invention adopts the mode of the fixedly luminous plaque and the liquid crystal display cover plate of frame, 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
Fig. 1 is a structural representation of the invention process,
Fig. 2 is the structural representation of the invention process frame,
Fig. 3 is the partial enlarged drawing of A part shown in Figure 2.
Embodiment
Below in conjunction with accompanying drawing enforcement of the present invention is elaborated.
Shown in Figure 1, be the structural representation of a kind of embodiment of the present invention, shown in the figure, enforcement of the present invention 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---following parcel post 62, 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---go up parcel post 51, 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.
Left frame 3, left frame 4, upper side frame 5 and lower frame 6 constitute a rectangle structure, wherein the length of upper side frame 5 and lower frame 6 is greater than the length of left frame 3, left frame 4, therefore on top be provided with supporting plate 7 between frame 5 and the lower frame 6, in order to strengthening the structure of upper side frame 5 and lower frame 6, and liquid-crystalline glasses cover plate 1 and luminous plaque 2 are played a supportive role.
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 present invention implements.
By above-mentioned structure, embodiment of the present invention, 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 xsect that it is characterized in that described draw-in groove are T shape structure, and the xsect 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 |
|---|---|---|---|
| CN2010101492382A CN101813853B (en) | 2010-04-06 | 2010-04-06 | Backlight source structure applied to liquid crystal display equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101492382A CN101813853B (en) | 2010-04-06 | 2010-04-06 | Backlight source structure applied to liquid crystal display equipment |
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| Publication Number | Publication Date |
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| CN101813853A true CN101813853A (en) | 2010-08-25 |
| CN101813853B CN101813853B (en) | 2012-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101492382A Expired - Fee Related CN101813853B (en) | 2010-04-06 | 2010-04-06 | Backlight source structure applied to liquid crystal display equipment |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102376227A (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 |
| CN102374500A (en) * | 2011-11-18 | 2012-03-14 | 深圳市华星光电技术有限公司 | Back frame and backlight system |
| CN102410508A (en) * | 2011-11-18 | 2012-04-11 | 深圳市华星光电技术有限公司 | Split joint type back panel structure of display device |
| CN102563471A (en) * | 2010-11-24 | 2012-07-11 | 三星Led株式会社 | Recessed lighting apparatus and a cover therefore |
| CN102566140A (en) * | 2011-12-12 | 2012-07-11 | 康佳集团股份有限公司 | Frame type LCM (liquid crystal module) |
| CN105223717A (en) * | 2015-09-30 | 2016-01-06 | 惠科电子（深圳）有限公司 | Face frame and there is the curved surface liquid crystal display of this face frame |
| CN106211666A (en) * | 2016-07-28 | 2016-12-07 | 青岛海信电器股份有限公司 | Display device and front frame thereof |
| CN111474751A (en) * | 2020-04-29 | 2020-07-31 | 深圳创维－Rgb电子有限公司 | Display module and display device |
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| CN2822116Y (en) * | 2005-09-01 | 2006-09-27 | 锦明实业股份有限公司 | Frame structure of display panel |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563471B (en) * | 2010-11-24 | 2014-11-05 | 三星电子株式会社 | Recessed lighting apparatus and a cover therefore |
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| CN102410508B (en) * | 2011-11-18 | 2013-12-04 | 深圳市华星光电技术有限公司 | Split joint type back panel structure of display device |
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| CN102566140A (en) * | 2011-12-12 | 2012-07-11 | 康佳集团股份有限公司 | Frame type LCM (liquid crystal module) |
| CN105223717B (en) * | 2015-09-30 | 2018-06-22 | 惠科股份有限公司 | Surface frame and the curved surface liquid crystal display with the surface frame |
| CN105223717A (en) * | 2015-09-30 | 2016-01-06 | 惠科电子（深圳）有限公司 | Face frame and there is the curved surface liquid crystal display of this face frame |
| CN106211666A (en) * | 2016-07-28 | 2016-12-07 | 青岛海信电器股份有限公司 | Display device and front frame thereof |
| CN106211666B (en) * | 2016-07-28 | 2019-09-20 | 青岛海信电器股份有限公司 | Display device and its front frame |
| CN111474751A (en) * | 2020-04-29 | 2020-07-31 | 深圳创维－Rgb电子有限公司 | Display module and display device |
| CN111474751B (en) * | 2020-04-29 | 2023-03-14 | 深圳创维－Rgb电子有限公司 | Display module and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101813853B (en) | 2012-03-21 |
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Owner name: SHENZHEN FUQIANGXIN ELECTRONICS TECHNOLOGY CO., LT Free format text: FORMER OWNER: LI HAIBIN Effective date: 20120810 |
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