CN204554522U - Down straight aphototropism mode set and display unit - Google Patents
Down straight aphototropism mode set and display unit Download PDFInfo
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- CN204554522U CN204554522U CN201520154800.9U CN201520154800U CN204554522U CN 204554522 U CN204554522 U CN 204554522U CN 201520154800 U CN201520154800 U CN 201520154800U CN 204554522 U CN204554522 U CN 204554522U
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- mode set
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Abstract
The utility model discloses a kind of down straight aphototropism mode set and display unit, described down straight aphototropism mode set comprises backboard, the backlight be located in described backboard, described backlight be fixedly installed in the fixation kit in described backboard and be installed in described backboard and the diffusion sheet be positioned at above described backlight, and described fixation kit comprises the connector for being fixedly connected with described backlight by described backboard and is used for cushioning the buffer body of described connector to the thrust towards described backboard that described backlight applies.Down straight aphototropism mode set of the present utility model and display unit, by fixation kit, backlight is fixedly installed on backboard, and buffer body is set, with the thermal expansion amount of the deflection and backlight that cushion backboard, and then effectively avoid backlight to arch upward, and then avoid the generation of lamp shadow and shadow phenomenon, ensure that the optical grade of the liquid crystal indicator using described down straight aphototropism mode set, and then ensure that the display effect of liquid crystal indicator.
Description
Technical field
The utility model relates to plane display field, particularly relates to a kind of down straight aphototropism mode set and display unit.
Background technology
Liquid crystal indicator is the one of flat display apparatus, it has, and fuselage is thin, power saving, the many merits such as radiationless, be therefore widely used.
Liquid crystal indicator is made up of liquid crystal panel, institutional framework, optics and some circuit boards etc.Because liquid crystal itself is not luminous, need to configure some backlights and just can demonstrate picture.The effect of backlight module is just the backlight for liquid crystal display provides brightness and is evenly distributed, and makes the normal display frame of liquid crystal display energy.Backlight module is one of key component becoming liquid crystal indicator.
Backlight module can be divided into side entrance back module and down straight aphototropism mode set according to light source entrance positions difference: down straight aphototropism mode set refers to that light source such as CCFL or LED places at the back array of backlight module, and the blooming piece such as light therethrough diffuser plate, prismatic lens sent forms equally distributed backlight.Side entrance back module refers to the side of light source at backlight module, light to light guide plate, by changing into equally distributed backlight after light guide plate and blooming piece.
The fixing of lamp bar of current down straight aphototropism mode set is generally fixedly mounted on the base plate of backboard by screw or briquetting, this fixed form is easily by locked for lamp bar or stuck, when backboard distortion or lamp bar operational heat expand, because lamp bar fixed screw is by locked for lamp bar or stuck by briquetting, cause lamp bar length direction to be squeezed, cause lamp bar to arch upward, optics subjectivity produces the phenomenon of lamp shadow and shadow, very large impact is caused on optical grade, directly affects the display image quality of liquid crystal indicator.
Utility model content
Main purpose of the present utility model is to provide a kind of down straight aphototropism mode set and display unit, be intended to solve existing down straight aphototropism mode set, because lamp bar is by locked or stuck and the lamp shadow caused and shadow phenomenon, and then affect the technical problem of display image quality of liquid crystal indicator.
For achieving the above object, the utility model provides a kind of down straight aphototropism mode set, described down straight aphototropism mode set comprises backboard, the backlight be located in described backboard, described backlight be fixedly installed in the fixation kit in described backboard and be installed in described backboard and the diffusion sheet be positioned at above described backlight, and described fixation kit comprises the connector for being fixedly connected with described backlight by described backboard and is used for cushioning the buffer body of described connector to the thrust towards described backboard that described backlight applies.
Preferably, described backboard comprises base plate, and described backlight comprises several lamp bars, and lamp bar described in each comprises circuit board and fixes and be electrically connected at the several illuminators on described circuit board, and described circuit board is fixedly installed on described base plate.
Preferably, described connector comprises base portion, connects the extension of described base portion and is located at the clamping part of described extension away from described base end, described clamping part is snapped on described base plate through described circuit board and described base plate successively, and described base portion is located at the side of described circuit board away from described base plate.
Preferably, described buffer body is located between described base portion and described circuit board.
Preferably, described buffer body is located between described circuit board and described base plate.
Preferably, described circuit board is provided with locating hole, and described base plate is provided with the positioning convex suitable with described locating hole.
Preferably, described circuit board is also provided with the mounting hole for discharging swelling stress.
Preferably, the length direction of described mounting hole is parallel to the length direction of described circuit board.
Preferably, described buffer body is spring, and it is sheathed on described extension.
In addition, to achieve these goals, the utility model also provides a kind of display unit, , described display unit comprises down straight aphototropism mode set, described down straight aphototropism mode set comprises backboard, be located at the backlight in described backboard, described backlight be fixedly installed in the fixation kit in described backboard and be installed in described backboard and the diffusion sheet be positioned at above described backlight, described fixation kit comprises the connector for being fixedly connected with described backlight by described backboard and is used for cushioning the buffer body of described connector to the thrust towards described backboard that described backlight applies.
Down straight aphototropism mode set of the present utility model and display unit, by fixation kit, backlight is fixedly installed on backboard, and buffer body is set, with the thermal expansion amount of the deflection and backlight that cushion backboard, and then effectively avoid backlight to arch upward, and then avoid the generation of lamp shadow and shadow phenomenon, ensure that the optical grade of the liquid crystal indicator using described down straight aphototropism mode set, and then ensure that the display effect of liquid crystal indicator.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the utility model down straight aphototropism mode set;
Fig. 2 is the planar structure schematic diagram of the lamp bar of the utility model down straight aphototropism mode set;
Fig. 3 is the perspective view of the fixation kit of the utility model down straight aphototropism mode set.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of down straight aphototropism mode set, with reference to Fig. 1, in one embodiment, described down straight aphototropism mode set comprises backboard 100, be located at the backlight 200 in described backboard 100, described backlight 200 be fixedly installed in the fixation kit 300 in described backboard 100 and be installed in described backboard 100 and the diffuser plate 400 be positioned at above described backlight 200, described fixation kit 300 comprises the connector 320 for being fixedly connected with described backlight 200 by described backboard 100 and is used for cushioning the buffer body 340 of described connector 320 to the thrust towards described backboard 100 that described backlight 200 applies.When there is deformation or backlight 200 expanded by heating in described backboard 100, described buffer body 340 cushions described deformation quantity or swell increment, arch upward to avoid backlight 200, and then avoid the generation of lamp shadow and shadow phenomenon, ensure that the optical grade of the liquid crystal indicator using described down straight aphototropism mode set, and then ensure that the display effect of liquid crystal indicator.
Further, with reference to Fig. 2, in the present embodiment, described backboard 100 comprises base plate 120, described backlight 200 comprises several lamp bars 220, lamp bar 220 described in each comprises circuit board 222 and fixes and be electrically connected at the several illuminators 224 on described circuit board 222, and described circuit board 222 is fixedly installed on described base plate 120.Particularly, in the present embodiment, described illuminator 224 is LED, described lamp bar 220 is linear LED lamp bar, described LED emits beam, directly or via being located at described circuit board 222 after the reflector plate 500 on the surface of described diffuser plate 400 reflects, enter diffuser plate 400, to realize the conversion of spot light to area source.
Further, in the present embodiment, described circuit board 222 is provided with locating hole 223, and described base plate 120 is provided with the positioning convex (not shown) suitable with described locating hole 223.During assembling, first the locating hole 223 on described circuit board 222 is installed with the positioning convex contraposition on base plate 120, then by fixation kit 300, circuit board 222 is fixedly connected with base plate 120, and then realize the assembling of lamp bar 220.Particularly, described circuit board 222 and described base plate 120 are equipped with installing hole (sign), after described fixation kit 300 runs through described installing hole, described circuit board 222 are fixedly connected with described base plate 120.
Further, in the present embodiment, described circuit board 222 is also provided with the mounting hole 221 for discharging swelling stress.Particularly, in the present embodiment, the length direction of described mounting hole 221 is parallel to the length direction of described circuit board 222, with the swelling stress on release circuit plate 222 length direction, avoids arching upward of circuit board 222 further.In like manner, the mounting hole arranged along circuit board 222 width can also be set on circuit board 222, with the swelling stress of release circuit plate 222 width.
Further, with reference to Fig. 3, in the present embodiment, described connector 320 comprises base portion 322, connects the extension 324 of described base portion 322 and is located at the clamping part 326 of described extension 324 away from described base portion 322 end, described clamping part 326 is snapped on described base plate 120 (as shown in Figure 1) through described circuit board 222 with described base plate 120 successively, and described base portion 322 is located at the side of described circuit board 222 away from described base plate 120.Particularly, in the present embodiment, described base portion 322 is in the form of annular discs, described extension 324 is in cylindric, the external diameter of described base portion 322 is greater than the external diameter of described extension 324, described clamping part 326 is the projection of hollow, when described clamping part 326 runs through described installing hole, hole wall compresses described projection, makes protruding inwardly contraction, to ensure that clamping part 326 can pass described installing hole, after having run through, protruding ejection, and be buckled in the edge of the installing hole on base plate 120, and then the buckle realizing connector 320 is installed.
Further, in the present embodiment, described buffer body 340 is spring, it is sheathed on described extension 324, particularly, described buffer body 340 can be located between described base portion 322 and described circuit board 222 or be located between described circuit board 222 and described base plate 120, all can realize the technique effect slowing down the thrust towards described backboard 100 that connector 320 pairs of circuit boards 222 apply.In the present embodiment, described buffer body 340 is located between described base portion 322 and described circuit board 222, to avoid circuit board 222 stuck on base plate 120, when there is deformation or lamp bar 220 expanded by heating in described backboard 100, described buffer body 340 cushions described deformation quantity or swell increment, arch upward to avoid circuit board 222, and then avoid the generation of lamp shadow and shadow phenomenon, ensure that the optical grade of the liquid crystal indicator using described down straight aphototropism mode set, and then ensure that the display effect of liquid crystal indicator.
The utility model provides a kind of display unit, in one embodiment, described display unit comprises down straight aphototropism mode set, and described down straight aphototropism mode set comprises earlier figures 1 to technical schemes all in embodiment illustrated in fig. 3, its detailed construction can refer to previous embodiment, does not repeat at this.
In sum, down straight aphototropism mode set of the present utility model and display unit, by fixation kit, backlight is fixedly installed on backboard, and buffer body is set, with the thermal expansion amount of the deflection and backlight that cushion backboard, and then effectively avoid backlight to arch upward, and then avoid the generation of lamp shadow and shadow phenomenon, ensure that the optical grade of the liquid crystal indicator using described down straight aphototropism mode set, and then ensure that the display effect of liquid crystal indicator.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a down straight aphototropism mode set, it is characterized in that, described down straight aphototropism mode set comprises backboard, the backlight be located in described backboard, described backlight be fixedly installed in the fixation kit in described backboard and be installed in described backboard and the diffusion sheet be positioned at above described backlight, and described fixation kit comprises the connector for being fixedly connected with described backlight by described backboard and is used for cushioning the buffer body of described connector to the thrust towards described backboard that described backlight applies.
2. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, described backboard comprises base plate, described backlight comprises several lamp bars, lamp bar described in each comprises circuit board and fixes and be electrically connected at the several illuminators on described circuit board, and described circuit board is fixedly installed on described base plate.
3. down straight aphototropism mode set as claimed in claim 2, it is characterized in that, described connector comprises base portion, connects the extension of described base portion and is located at the clamping part of described extension away from described base end, described clamping part is snapped on described base plate through described circuit board and described base plate successively, and described base portion is located at the side of described circuit board away from described base plate.
4. down straight aphototropism mode set as claimed in claim 3, it is characterized in that, described buffer body is located between described base portion and described circuit board.
5. down straight aphototropism mode set as claimed in claim 3, it is characterized in that, described buffer body is located between described circuit board and described base plate.
6. down straight aphototropism mode set as claimed in claim 2, it is characterized in that, described circuit board is provided with locating hole, and described base plate is provided with the positioning convex suitable with described locating hole.
7. down straight aphototropism mode set as claimed in claim 2, is characterized in that, described circuit board being also provided with the mounting hole for discharging swelling stress.
8. down straight aphototropism mode set as claimed in claim 7, it is characterized in that, the length direction of described mounting hole is parallel to the length direction of described circuit board.
9. down straight aphototropism mode set as claimed in claim 3, it is characterized in that, described buffer body is spring, and it is sheathed on described extension.
10. a display unit, is characterized in that, described display unit comprises the down straight aphototropism mode set described in any one of the claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520154800.9U CN204554522U (en) | 2015-03-18 | 2015-03-18 | Down straight aphototropism mode set and display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520154800.9U CN204554522U (en) | 2015-03-18 | 2015-03-18 | Down straight aphototropism mode set and display unit |
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| Publication Number | Publication Date |
|---|---|
| CN204554522U true CN204554522U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520154800.9U Active CN204554522U (en) | 2015-03-18 | 2015-03-18 | Down straight aphototropism mode set and display unit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125401A (en) * | 2016-08-29 | 2016-11-16 | 合肥惠科金扬科技有限公司 | A kind of light source fixing device processing method of down straight aphototropism mode set |
| CN106383419A (en) * | 2016-08-29 | 2017-02-08 | 合肥惠科金扬科技有限公司 | Light source fixing device of straight-down backlight module set |
| CN107092121A (en) * | 2017-06-30 | 2017-08-25 | 环球智达科技（北京）有限公司 | SOURCE board fixing structures |
| CN108061257A (en) * | 2017-12-08 | 2018-05-22 | 广州创维平面显示科技有限公司 | A kind of backlight module and display device |
| CN109545083A (en) * | 2019-01-02 | 2019-03-29 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
| CN112797338A (en) * | 2019-11-13 | 2021-05-14 | 松下知识产权经营株式会社 | Lighting device |
-
2015
- 2015-03-18 CN CN201520154800.9U patent/CN204554522U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125401A (en) * | 2016-08-29 | 2016-11-16 | 合肥惠科金扬科技有限公司 | A kind of light source fixing device processing method of down straight aphototropism mode set |
| CN106383419A (en) * | 2016-08-29 | 2017-02-08 | 合肥惠科金扬科技有限公司 | Light source fixing device of straight-down backlight module set |
| CN107092121A (en) * | 2017-06-30 | 2017-08-25 | 环球智达科技（北京）有限公司 | SOURCE board fixing structures |
| CN108061257A (en) * | 2017-12-08 | 2018-05-22 | 广州创维平面显示科技有限公司 | A kind of backlight module and display device |
| CN109545083A (en) * | 2019-01-02 | 2019-03-29 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
| CN112797338A (en) * | 2019-11-13 | 2021-05-14 | 松下知识产权经营株式会社 | Lighting device |
| CN112797338B (en) * | 2019-11-13 | 2023-08-01 | 松下知识产权经营株式会社 | Lighting device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |