CN203298215U - Large-size backlight module backboard and splicing structure thereof - Google Patents
Large-size backlight module backboard and splicing structure thereof Download PDFInfo
- Publication number
- CN203298215U CN203298215U CN2013201036548U CN201320103654U CN203298215U CN 203298215 U CN203298215 U CN 203298215U CN 2013201036548 U CN2013201036548 U CN 2013201036548U CN 201320103654 U CN201320103654 U CN 201320103654U CN 203298215 U CN203298215 U CN 203298215U
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- backboard
- stitching section
- splicing
- sub
- splicing construction
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- Expired - Lifetime
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
Abstract
Provided is a large-size backlight module backboard and a splicing structure thereof. The splicing structure of the large-size backlight module backboard is characterized in that complementary splicing structures are arranged on the spliced side edges of two auxiliary backboards. According to the splicing structure of the large-size backlight module backboard, first splicing portions are arranged on one halves of the side edges of the auxiliary backboards, second splicing portions complementary with the first splicing portions are arranged on the other halves of the auxiliary backboards, the first splicing portions are formed by extending the bottom ends of the side edges outwards, and the splicing structure of one auxiliary backboard is spliced with the splicing structure of the other auxiliary backboard in a corresponding and overlapping mode. The utility model further provides the large-size backlight module backboard. The two auxiliary backboards identical in structure are adopted in the backboard and provided with the complementary splicing structures which are integrally formed, and the large-size backboard is formed by complementary splicing of the two auxiliary backboards after one auxiliary backboard is turned. Due to the fact that the auxiliary backboards are identical in structure, the splicing structure is simple, the mass production performance of the large-size backboard is improved, the number of dies is reduced, the cost of a large-size liquid crystal module is lowered, and the requirement of development of a large-size liquid crystal displayer is met.
Description
Technical field
The utility model belongs to field of liquid crystal display, relates in particular to a kind of large scale back light module backboard and splicing construction thereof.
Background technology
, along with the continuous increase of liquid crystal panel size, as the size of other part parts of the backlight module of its light-source system, also increase thereupon.Existing large scale backboard, mainly adopted the mode of multistage flat plate splicing or adopted many molds cold-reduced sheet or the aluminium sheet punch forming forms complete backboard.But because flat plate splicing mode production is low, cost is high; The punching press of many molds, because die size is large, quantity is many, fabrication cycle is long, the die sinking risk is high, causes large scale liquid crystal module cost high, has become one of bottleneck of restriction large scale liquid crystal display development.
Fig. 1 is the splicing construction schematic diagram of common large scale back light module backboard in prior art, and backboard 1 wherein is spliced by 4 connectors 3 up and down by 3 flat boards 2 longitudinally, this shows, splicing quantity is many, die sinking quantity is also many, and not only assembling is complicated, and cost is expensive.
Therefore, be necessary to design a kind of large scale back light module backboard splicing construction, many to overcome backboard splicing quantity, production capacity is too low, and die sinking quantity is many, and assembling is complicated, the defect that cost is high.
The utility model content
The purpose of this utility model is to provide a kind of large scale back light module backboard and splicing construction thereof, and in solution large scale backboard splicing production process, production capacity is low, thus the number of molds problems that cause high cost more.
To achieve these goals, the utility model provides a kind of splicing construction of large scale back light module backboard, it is characterized in that, the side of the sub-backboard splicing that can mutually splice is provided with complementary splicing construction, described splicing construction comprises: at described sub-backboard side, comprise the first stitching section and second stitching section of with the first stitching section complementary pair, answering, wherein, the first stitching section and the second stitching section respectively account for half of described backboard side, and described the first stitching section is the formation that stretches out of side bottom; Overlapping the second stitching section that is embedded in another sub-backboard of splicing, described the first stitching section, the second stitching section is overlapping to be overlapped on first stitching section of another sub-backboard of splicing.
Preferably, described the first stitching section is step-like with sub-back plate surface and is connected, and the thickness of shoulder height and sub-backboard is suitable.
Preferably, the surface of the second stitching section is concordant with sub-back plate surface.
Preferably, the bending of described the first stitching section and side bottom is connected, half first stitching section that is provided with oblique lower the first kink and is connected in the first kink of described side, and the first stitching section is " several " shape and bends extension.
Preferably, the second stitching section be located at side second half, the second kink and the second stitching section that are connected under oblique on sub-backboard are " several " shape that is complementary with the first stitching section structure.
Preferably, the kink height of described the first kink is than the thickness of the large sub-backboard of the kink height of the second kink.
Preferably, on described the first stitching section and the second stitching section, correspondence offers the splicing hole, and the splicing hole opening part on the second stitching section is counter bore structure.
Preferably, described the first stitching section is fixedly connected with by rivet or screw mode with the second stitching section.
Preferably, described the first stitching section, the second stitching section and sub-backboard are one-body molded.
The utility model also provides a kind of large scale back light module backboard, it is characterized in that, described back light module backboard is fixedly connected to form by two identical sub-backboard splicings, and the side of described two sub-backboard splicings is provided with complementary splicing construction, and described splicing construction comprises:
Comprise the first stitching section and second stitching section of with the first stitching section complementary pair, answering at described sub-backboard side, wherein, the first stitching section and the second stitching section respectively account for half of described backboard side, and described the first stitching section is the formation that stretches out of side bottom; Overlapping the second stitching section that is embedded in another sub-backboard of splicing, described the first stitching section, the second stitching section is overlapping to be overlapped on first stitching section of another sub-backboard of splicing.
Beneficial effect: large scale back light module backboard and splicing construction thereof that the utility model provides, adopt the identical sub-backboard of two block structures, and be provided with integrated complementary splicing construction on sub-backboard, realize that two sub-backboard complementations are spliced to form required large scale backboard after a sub-backboard being turned direction.Because sub-back board structure is identical, splicing construction is simple, improves thus large scale backboard volume production performance, and can greatly reduce the quantity of mould, thereby reduces the cost of large scale liquid crystal module, meets the demand of large scale liquid crystal display development.
Description of drawings
Fig. 1 is the large scale backboard splicing construction design of prior art.
Fig. 2 is the splicing backboard schematic diagram of the utility model embodiment 1.
Fig. 3 is the sub-back board structure schematic diagram of the utility model embodiment 1.
Fig. 4 is that the A-A of Fig. 2 is to partial sectional view.
Fig. 5 is the splicing backboard schematic diagram of the utility model embodiment 2.
Fig. 6 is the sub-back board structure schematic diagram of the utility model embodiment 2.
Fig. 7 is that the B-B of Fig. 5 is to partial sectional view.
Specific embodiment
In order to set forth better technical characterstic of the present utility model and structure, below with reference to accompanying drawing, embodiment of the present utility model is described in detail, and described specific embodiment, only in order to explain the utility model, not is used for limiting the specific embodiment of the present utility model.
The improvement of the utility model backlight module mainly is the mode of backboard splicing, and backboard is comprised of the identical sub-backboard splicing of two block structures, and is simple in structure, below the structure of antithetical phrase backboard is elaborated.
As shown in Figures 2 to 4, backboard 10 is spliced by size shape identical the first sub-backboard 100 and the second sub-backboard 200,, because the first sub-backboard is identical with the second sub-back board structure, below the structure of the first sub-backboard only is discussed.The first sub-backboard 100 is comprised of upper and lower side frame, left frame and dull and stereotyped 110, and upper and lower side frame and left frame sequentially are connected with the limit, left side with dull and stereotyped 110 side up and down, side 111 fingers flat board 110 right edge place sides of the present embodiment wherein, but not as limit.Described splicing construction 120 comprise the first stitching section 130 and with 140, the first stitching sections 130, the second stitching section of the first stitching section 130 complementary structures and the second stitching section 140 side by side on side 111.Wherein, in order to realize plane splicing, the first stitching section 130 form for the bottom level of side 111 stretches out with dull and stereotyped 110 be step-like casting lug thereon, and the second stitching section 140 is the part of flat board 110.In like manner, the structure of the second sub-backboard 200 also as mentioned above.
During splicing, the second sub-backboard 200 is turned direction, the corresponding overlapping overlap joint of splicing construction of the first sub-backboard 100 and the second sub-backboard 200.because the structure of two sub-backboards is identical, and splicing construction is complementary structure, therefore, the first stitching section 130 of the first sub-backboard 100 is corresponding overlapping chimeric with the second stitching section (not shown) of the second sub-backboard 200, the first stitching section 230 of the second sub-backboard 200 is corresponding overlapping chimeric with the second stitching section 140 of the first sub-backboard 100, and on described the first stitching section 130 and the second stitching section (not shown), correspondence offers splicing hole 300, thereby by screw, the first stitching section and the second stitching section are fixed together the first sub-backboard 100 and the second sub-backboard 200 are stitched together.Simultaneously, be equipped with gap with dull and stereotyped 110 lower side, alignment when convenient for assembly for upper side edge, second stitching section 140 of more easily assembling the first sub-backboard 100 and the second sub-backboard 200, the first stitching sections 130 and dull and stereotyped 110.Preferably, splicing hole 300 opening parts on described the second stitching section 140 are counter bore structure, can make the splicing position of backboard 10 smooth, improve the outward appearance of backboard 10.In addition, described dull and stereotyped 110 are designed to the up and down symmetrical structure, when the second sub-backboard 200 is turned direction and the first sub-backboard 100 splicing, can guarantee that still the large scale backboard that has spliced 10 structures are unified.
Be noted that especially, as shown in Figure 4, the second stitching section 140 on the first sub-backboard 100 is a part of dull and stereotyped 110, and the first stitching section 230 on the second sub-backboard 200 and dull and stereotyped 210 is step-like and is connected, and the thickness of shoulder height and sub-backboard is suitable, the first stitching section like this and the second stitching section can misplace overlapping chimeric, thereby can be in same plane to be spliced into a smooth large scale backboard while making the first sub-backboard 100 and the second sub-backboard 200 splicing.And in order to meet the splicing intensity of backboard 10, as shown in Figure 2, rank in the left and right sides of side 111 the first stitching section 130 and the second stitching section 140, but not on same line.While therefore splicing, the splicing intensity of backboard 10 not on same line, has been strengthened in the splicing position.
Based on the splicing construction of the above-mentioned large scale back light module backboard that provides, can adopt integral forming process to stamp out sub-backboard and splicing construction thereof,, with further simplified structure, reduce costs.Unlike the prior art, because the structure of sub-backboard is identical, two sub-backboards are riveted together and just can form complete backboard with riveting die, open a secondary mould and get final product, and further reduce die cost, and easy to assembly, sound construction.
Please refer to Fig. 5 to shown in Figure 7, the splicing construction of embodiment 2 is similar in appearance to the splicing construction in embodiment 1, therefore continue to use identical element numbers and title, but its difference is: as shown in Figure 6 and Figure 7, compared to the first stitching section 130 and the second stitching section 140 that are plane in embodiment 1, the present embodiment the first stitching section 130 and the second stitching section 140 correspondences are the bending of " several " shape and extend.Half is provided with the first downward kink 150 side described in the present embodiment 111, the first stitching section 130 is connected in the first kink 150, the second stitching section 140 is located on second half of side 110, and the second kink 160 and the second stitching section 140 that are connected under oblique on dull and stereotyped 110 are " several " shape that is complementary with the first stitching section 130 structures.Similarly, during splicing, the second sub-backboard 200 is turned direction, with the splicing construction corresponding overlapping overlap joint of the first sub-backboard 100 with the second sub-backboard 200.Because the structure of two sub-backboards is identical, and splicing construction is complementary structure, therefore, the first stitching section 130 of the first sub-backboard 100 is corresponding overlapping chimeric with the second stitching section (not shown) of the second sub-backboard 200, the first corresponding overlapping overlap joint in stitching section 230 of the second stitching section 140 of the first sub-backboard 100 and the second sub-backboard 200.Simultaneously, on the first stitching section 130 and the second stitching section 140, correspondence offers splicing hole 300, thereby by screw, the first stitching section and the second stitching section is fixed together the first sub-backboard 100 and the second sub-backboard 200 are stitched together.simultaneously, splicing position and dull and stereotyped 110(210 when making the first sub-backboard 100 and the second sub-backboard 200 splicing) can be in same level, side 111 is provided with the first kink 150 and the second kink 160 under oblique, and the surface of the second stitching section 140 is concordant with dull and stereotyped 110 surfaces, and the large material thickness of downward kink height of aspect ratio the second kink 160 that the first kink 150 bends downwards, i.e. the first kink 250 of the second sub-backboard 200 large material thickness of downward kink height of the second kink 160 of the sub-backboards 100 of aspect ratio first of bending downwards.
Be noted that especially, as shown in Figure 7, the second stitching section 140 of the first stitching section 230 of the second sub-backboard 200 in the present embodiment and the first sub-backboard 100 is that the bending of " several " shape is extended, during both corresponding overlapping overlap joints, only rely in the horizontal direction self structure just can mutually involve fixing, splicing intensity is better.
Splicing construction based on above-mentioned large scale back light module backboard, the utility model has also proposed a kind of large scale back light module backboard 10, it is characterized in that, described backboard 10 adopts the splicing construction 120 identical sub-backboards of splicing two block structures of the described large scale back light module backboard of any one in above-described embodiment to form,, to reduce number of molds, reduce costs.
Compare with the connecting method of large scale back light module backboard of the prior art, a kind of large scale back light module backboard and splicing construction thereof that the utility model provides, adopt the identical sub-backboard of two block structures, and be provided with integrated complementary splicing construction on sub-backboard, realize that two sub-backboard complementations are spliced to form required large scale backboard after a sub-backboard being turned direction.Because sub-back board structure is identical, splicing construction is simple, improves thus large scale backboard volume production performance, and can greatly reduce the quantity of mould, thereby reduces the cost of large scale liquid crystal module, meets the demand of large scale liquid crystal display development.
Although the utility model is specifically described and is shown with reference to its exemplary embodiment, but will be understood by those skilled in the art that,, in the situation that do not break away from the spirit and scope of the present utility model that are defined by the claims, can carry out to it various changes of form and details.
Claims (10)
1. the splicing construction of a large scale back light module backboard, is characterized in that, the side of the sub-backboard splicing that can mutually splice is provided with complementary splicing construction, and described splicing construction comprises:
Comprise the first stitching section and second stitching section of with the first stitching section complementary pair, answering at described sub-backboard side, wherein, the first stitching section and the second stitching section respectively account for half of described backboard side, and described the first stitching section is the formation that stretches out of side bottom; Overlapping the second stitching section that is embedded in another sub-backboard of splicing, described the first stitching section, the second stitching section is overlapping to be overlapped on first stitching section of another sub-backboard of splicing.
2. splicing construction according to claim 1, is characterized in that, described the first stitching section is step-like with sub-back plate surface and is connected, and the thickness of shoulder height and sub-backboard is suitable.
3. splicing construction according to claim 1, is characterized in that, the surface of the second stitching section is concordant with sub-back plate surface.
4. splicing construction according to claim 1, it is characterized in that, the bending of described the first stitching section and side bottom is connected, half first stitching section that is provided with oblique lower the first kink and is connected in the first kink of described side, and the first stitching section is " several " shape and bends extension.
5. splicing construction according to claim 4, is characterized in that, the second stitching section be located at side second half, the second kink and the second stitching section that are connected under oblique on sub-backboard are " several " shape that is complementary with the first stitching section structure.
6. splicing construction according to claim 5, is characterized in that, the kink height of described the first kink is than the thickness of the large sub-backboard of the kink height of the second kink.
7. arbitrary described splicing construction according to claim 2 to 6, is characterized in that, on described the first stitching section and the second stitching section, correspondence offers the splicing hole, and the splicing hole opening part on the second stitching section is counter bore structure.
8. splicing construction according to claim 7, is characterized in that, described the first stitching section is fixedly connected with by rivet or screw mode with the second stitching section.
9. splicing construction according to claim 1, is characterized in that, described the first stitching section, the second stitching section and sub-backboard are one-body molded.
10. a large scale back light module backboard, is characterized in that, described backboard is fixedly connected to form by two identical sub-backboard splicings, and the side of described two sub-backboard splicings is provided with complementary splicing construction, and described splicing construction comprises:
Comprise the first stitching section and second stitching section of with the first stitching section complementary pair, answering at described sub-backboard side, wherein, the first stitching section and the second stitching section respectively account for half of described backboard side, and described the first stitching section is the formation that stretches out of side bottom; Overlapping the second stitching section that is embedded in another sub-backboard of splicing, described the first stitching section, the second stitching section is overlapping to be overlapped on first stitching section of another sub-backboard of splicing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201036548U CN203298215U (en) | 2013-03-07 | 2013-03-07 | Large-size backlight module backboard and splicing structure thereof |
| PCT/CN2013/072483 WO2014134838A1 (en) | 2013-03-07 | 2013-03-12 | Large-size backlight module backplate and splicing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201036548U CN203298215U (en) | 2013-03-07 | 2013-03-07 | Large-size backlight module backboard and splicing structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203298215U true CN203298215U (en) | 2013-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201036548U Expired - Lifetime CN203298215U (en) | 2013-03-07 | 2013-03-07 | Large-size backlight module backboard and splicing structure thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203298215U (en) |
| WO (1) | WO2014134838A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141911A (en) * | 2014-07-22 | 2014-11-12 | 东莞泉睿精密五金有限公司 | Novel LED back plate |
| CN112558353A (en) * | 2020-12-09 | 2021-03-26 | 惠州市华星光电技术有限公司 | Split type backplate and display device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886778A (en) * | 2010-07-27 | 2010-11-17 | 苏州向隆塑胶有限公司 | Backlight module and liquid crystal display device |
| CN102402029B (en) * | 2011-11-18 | 2013-11-20 | 深圳市华星光电技术有限公司 | Backplane of liquid crystal module and splicing structure thereof |
| CN202394012U (en) * | 2011-11-18 | 2012-08-22 | 深圳市华星光电技术有限公司 | Liquid crystal module splicing back plane and splicing structure thereof |
| CN102392997A (en) * | 2011-11-21 | 2012-03-28 | 深圳市华星光电技术有限公司 | Back board, backlight module and liquid crystal display device |
| CN102661556A (en) * | 2012-05-30 | 2012-09-12 | 深圳市华星光电技术有限公司 | Backlight module |
-
2013
- 2013-03-07 CN CN2013201036548U patent/CN203298215U/en not_active Expired - Lifetime
- 2013-03-12 WO PCT/CN2013/072483 patent/WO2014134838A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141911A (en) * | 2014-07-22 | 2014-11-12 | 东莞泉睿精密五金有限公司 | Novel LED back plate |
| CN112558353A (en) * | 2020-12-09 | 2021-03-26 | 惠州市华星光电技术有限公司 | Split type backplate and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014134838A1 (en) | 2014-09-12 |
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Granted publication date: 20131120 |
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