CN205229633U - Straight following formula backlight unit and straight following formula display - Google Patents
Straight following formula backlight unit and straight following formula display Download PDFInfo
- Publication number
- CN205229633U CN205229633U CN201521074177.2U CN201521074177U CN205229633U CN 205229633 U CN205229633 U CN 205229633U CN 201521074177 U CN201521074177 U CN 201521074177U CN 205229633 U CN205229633 U CN 205229633U
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- China
- Prior art keywords
- backlight
- plate
- mode set
- straight aphototropism
- down straight
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- 230000005142 aphototropism Effects 0.000 claims description 34
- 239000003292 glue Substances 0.000 claims description 9
- 230000001154 acute effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a straight following formula backlight unit and straight following formula display, should straighten following formula backlight unit includes the backplate, install the backlight in the backplate, install the diffuser plate that just is located the backlight top on the backplate, and set up the optics diaphragm on the diffuser plate, the backplate includes bottom plate and a plurality of curb plates that set up on the bottom plate and extend to the diffuser plate direction, the backlight includes first backlight and second backlight, first backlight is installed on the bottom plate, installation second backlight on the at least curb plate. The utility model discloses a set up the second backlight on the curb plate to the periphery that makes the diffuser plate and keeps unanimous with the luminance at diffuser plate middle part under of the shining of the emergent light that this second backlight sent, thereby, alleviated effectively owing to the distance between backplate and the diffuser plate reduces the dark angle of the four sides shadow problem brought.
Description
Technical field
The utility model relates to display technology field, particularly a kind of down straight aphototropism mode set and straight-down negative display.
Background technology
At present, backlight module has been widely used in liquid crystal display, and existing backlight module generally includes down straight aphototropism mode set and side entrance back module, and down straight aphototropism mode set cost is lower, but thickness is thicker; Side entrance back module thinner thickness, but cost is higher.
In order to improve the competitive power of down straight aphototropism mode set, general way is the thickness reducing down straight aphototropism mode set, significantly can not increase the quantity of LED from cost consideration simultaneously.And when reducing backlight module thickness and increase LED not significantly, easily there is the problem at the four dark angles of limit shadow, cause picture homogeneity bad.
Utility model content
Fundamental purpose of the present utility model is to provide a kind of down straight aphototropism mode set, while being intended to the thickness of reduction down straight aphototropism mode set, guarantee low-cost production, can provide good picture homogeneity.
For achieving the above object, the utility model proposes a kind of down straight aphototropism mode set, comprise backboard, the backlight be installed in described backboard, to be installed on backboard and the diffuser plate be positioned at above described backlight and the blooming piece be arranged on described diffuser plate, described backboard comprises base plate and is arranged at the multiple side plates extended on described base plate and to described diffuser plate direction, described backlight comprises the first backlight and the second backlight, described first backlight is installed on described base plate, and described second backlight installed by least one described side plate.
Preferably, described base plate adopts bonding mode to be fixedly connected with described first backlight, and described side plate adopts bonding mode to be fixedly connected with described second backlight.
Preferably, described first backlight comprises multiple LED lamp bar, and multiple described LED lamp bar is uniformly distributed on described base plate, and described second backlight comprises a LED lamp bar.
Preferably, described down straight aphototropism mode set also comprises lens, and LED lamp bar described in each comprises circuit board and multiple LED, and described lens cap is located in described LED.
Preferably, described lens are plane back to the surface of described circuit board or are cambered surface.
Preferably, the surface that described base plate is connected with described first backlight is provided with the first reflector plate, and the surface that described side plate is connected with described second backlight is provided with the second reflector plate.
Preferably, described backlight module also comprises glue frame, and described diffuser plate and described blooming piece are fixedly installed on described backboard by described glue frame.
Preferably, described side plate is obliquely installed on described base plate, and described base plate and described side plate be the angular range of acute angle be 30 ° ~ 35 °.
The utility model also proposed a kind of straight-down negative display, this straight-down negative display comprises down straight aphototropism mode set, this backlight module comprises backboard, be installed on the backlight in described backboard, to be installed on backboard and the diffuser plate be positioned at above described backlight, and the blooming piece be arranged on described diffuser plate, described backboard comprises base plate and is arranged at the multiple side plates extended on described base plate and to described diffuser plate direction, it is characterized in that, described backlight comprises the first backlight and the second backlight, described first backlight is installed on described base plate, described second backlight installed by least one described side plate.
The utility model by arranging the second backlight on side plate, under the irradiation of the emergent light sent at this second backlight to make the periphery of diffuser plate, and be consistent with the brightness in the middle part of diffuser plate, thus, effectively alleviate because the distance between backboard and diffuser plate reduces the four limit shadow dark angle problems brought, realize good picture homogeneity; On side plate, increase by the second backlight simultaneously and increase compared with the first backlight on base plate, the negligible amounts of required second backlight, therefore only can increase the second few backlight, namely under lower manufacturing cost, realizes good picture homogeneity.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, the structure according to these accompanying drawings can also obtain other accompanying drawing.
Fig. 1 is the structural representation of the utility model down straight aphototropism mode set one embodiment;
Fig. 2 is the structural representation of another embodiment of the utility model down straight aphototropism mode set;
Fig. 3 is the assembling schematic diagram of lens in Fig. 2 and LED lamp bar.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | Down straight aphototropism mode set | 110 | Backboard |
| 120 | Backlight | 130 | Diffuser plate |
| 111 | Base plate | 112 | Side plate |
| 121 | First backlight | 122 | Second backlight |
| 140 | LED lamp bar | 141 | Circuit board |
| 142 | LED | 150 | Lens |
| 160 | First reflector plate | 170 | Second reflector plate |
| 180 | Glue frame |
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.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Need explanation, all directivity instruction (such as up, down, left, right, before and afters in the utility model embodiment ...) only for explaining the relative position relation, motion conditions etc. under a certain particular pose (as shown in drawings) between each parts, if when this particular pose changes, then directionality instruction also correspondingly changes thereupon.
In addition, in the utility model, relate to the description of " first ", " second " etc. only for describing object, and instruction can not be interpreted as or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In addition; technical scheme between each embodiment can be combined with each other; but must be can be embodied as basis with those of ordinary skill in the art; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme does not exist, also not the utility model require protection domain within.
The utility model proposes a kind of down straight aphototropism mode set.
Referring to figs. 1 through the structural representation that Fig. 2, Fig. 1 are the utility model down straight aphototropism mode set one embodiment; Fig. 2 is the structural representation of another embodiment of the utility model down straight aphototropism mode set; Fig. 3 is the assembling schematic diagram of lens in Fig. 2 and LED lamp bar.
In the utility model embodiment, please refer to Fig. 1 or Fig. 2, this down straight aphototropism mode set 100 comprises backboard 110, be installed on the backlight 120 in backboard 110, to be installed on backboard 110 and the diffuser plate 130 be positioned at above backlight 120, and the blooming piece (sign) be arranged on diffuser plate 130, backboard 110 comprises base plate 111 and is arranged at the multiple side plates 112 extended on base plate 111 and to diffuser plate 130 direction, backlight 120 comprises the first backlight 121 and the second backlight 122, first backlight 121 is installed on base plate 111, at least one side plate 112 is installed the second backlight 122.
In embodiment of the present utility model, this base plate 111 comprises four sides, side plate 112 is extended to diffuser plate 130 from side, and the angle formed between this base plate 111 and side plate 112 is acute angle, be interconnected between adjacent side plate 112, form installing frame (not shown), be understandable that, this backboard 110 is one-body molded or formed by sheet metal component bending by die casting.The inside surface of at least one side plate 112 is provided with the second backlight 122, be understandable that, the inside surface of four side plates 112 of this backboard 110 all can arrange the second backlight 122, according to diffuser plate 130 edge, this second backlight 122 occurs that the situation of shadow is arranged, so, the use of the second backlight 122 can be saved.Be located at the periphery that emergent light that the second backlight 122 on side plate 112 sends can be irradiated to diffuser plate 130, thus eliminate the problem of the shadow at this diffuser plate 130 edge, so ensure that this diffuser plate 130 Integral luminous evenly.
The utility model by arranging the second backlight 122 on side plate 112, under the irradiation of the emergent light sent at this second backlight 122 to make the periphery of diffuser plate 130, and be consistent with the brightness in the middle part of diffuser plate 130, thus, effectively alleviate because the distance between backboard 110 and diffuser plate 130 reduces the four limit shadow dark angle problems brought, realize good picture homogeneity; On side plate 112, increase by the second backlight 122 simultaneously and increase compared with the first backlight 121 on base plate 111, the negligible amounts of required second backlight 122, therefore only can increase the second few backlight 122, namely under lower manufacturing cost, realize good picture homogeneity.
In embodiment of the present utility model, base plate 111 adopts bonding mode to be fixedly connected with the first backlight 121, and side plate 112 adopts bonding mode to be fixedly connected with the second backlight 122.Bonding have quick and easy feature, so arranges, improve the first backlight 121 and the second backlight 122 installation effectiveness.Obviously, the first backlight 121 can also be connected by screw with the second backlight 122, buckle is connected or the mode of grafting fixedly mounts, and at this, does not do concrete restriction.
In embodiment of the present utility model, this first backlight 121 comprises multiple LED lamp bar 140 (with reference to Fig. 3), and the second backlight 122 comprises a LED lamp bar 140.It is high that LED lamp bar 140 has brightness, the feature that the life-span is long, so, can extend the serviceable life of this down straight aphototropism mode set 100.Further, in order to ensure the uniformity of luminance of diffuser plate 130, the multiple LED lamp bar 140 be located on base plate 111 are evenly distributed.
Further, this down straight aphototropism mode set 100 also comprises lens 150, please refer to Fig. 3, and each LED lamp bar 140 comprises circuit board 141 and multiple LED 142, and lens 150 cover in LED 142.Lens 150 can change the angle of the emergent light of LED 142, so, the emergent light that LED 142 sends can be reached on diffuser plate 130, thus, improve the luminosity of diffuser plate 130.Concrete, in thinner straight-down negative display (not shown), please refer to Fig. 1, these lens 150 are plane back to the surface of circuit board 141, so arrange, make the emergent light that penetrates from these lens 150 parallel be projected to diffuser plate 130; In thicker straight-down negative display, please refer to Fig. 2, because the distance between LED 142 and diffuser plate 130 is larger, these lens 150 are arranged to cambered surface back to the surface of circuit board 141, so, can ensure that the emergent light that this LED 142 sends is projected on diffuser plate 130 under the convergence effect of lens 150, and then ensure that the luminosity of diffuser plate 130.
In embodiment of the present utility model, the surface that base plate 111 is connected with the first backlight 121 is provided with the first reflector plate 160, and the surface that side plate 112 is connected with the second backlight 122 is provided with the second reflector plate 170.First reflector plate 160 and the second reflector plate 170 mainly reflex on diffuser plate 130 in order to the emergent light the first backlight 121 and the second backlight 122 sent, to improve the brightness of diffuser plate 130, thus, improve the utilization factor of the emergent light that the first backlight and the second backlight 122 send.Obviously, the design is not limited thereto, and in order to improve the utilization factor of the emergent light that the first backlight 121 and the second backlight 122 send, also can be coated with reflectorized material at the inside surface of base plate 111 and side plate 112, this reflectorized material can be silver, fluorescent powder etc.
In embodiment of the present utility model, side plate 112 is obliquely installed on base plate 111, and base plate 111 and side plate 112 be the angular range of acute angle be 30 ° ~ 35 °.Setting like this, make to be installed on the edge that emergent light that the second backlight 122 on side plate 112 sends fully can be irradiated to diffuser plate 130, and then the problem of shadow occurs can effectively to avoid the periphery of this diffuser plate 130 to occur.
In embodiment of the present utility model, this down straight aphototropism mode set 100 also comprises glue frame 180, and diffuser plate 130 and blooming piece are fixedly installed on backboard 110 by glue frame 180.Should say, this blooming piece is attached at the surface back to base plate 111 of diffuser plate 130, and this blooming piece carries out optical processing to through the emergent light of this diffuser plate 130, such as, reflect, reflect, scattering etc.; The installing frame that this glue frame 180 encloses formation with multiple side plate 112 docks, this diffuser plate 130 is fixedly installed on backboard 110 through the spacing of glue frame 180, so, facilitate the rapid-assembling of this down straight aphototropism mode set 100, and then be conducive to the production efficiency improving straight-down negative display.
The utility model also proposes a kind of straight-down negative display, this straight-down negative display comprises down straight aphototropism mode set 100, the concrete structure of this down straight aphototropism mode set 100 is with reference to above-described embodiment, because this straight-down negative display have employed whole technical schemes of above-mentioned all embodiments, therefore all beneficial effects that the technical scheme at least having above-described embodiment is brought, this is no longer going to repeat them.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every under utility model design of the present utility model; utilize the equivalent structure transformation that the utility model instructions and accompanying drawing content are done, or directly/be indirectly used in other relevant technical fields to include in scope of patent protection of the present utility model.
Claims (9)
1. a down straight aphototropism mode set, comprise backboard, the backlight be installed in described backboard, to be installed on backboard and the diffuser plate be positioned at above described backlight and the blooming piece be arranged on described diffuser plate, described backboard comprises base plate and is arranged at the multiple side plates extended on described base plate and to described diffuser plate direction, it is characterized in that, described backlight comprises the first backlight and the second backlight, described first backlight is installed on described base plate, and described second backlight installed by least one described side plate.
2. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, described base plate adopts bonding mode to be fixedly connected with described first backlight, and described side plate adopts bonding mode to be fixedly connected with described second backlight.
3. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, described first backlight comprises multiple LED lamp bar, and multiple described LED lamp bar is uniformly distributed on described base plate, and described second backlight comprises a LED lamp bar.
4. down straight aphototropism mode set as claimed in claim 3, it is characterized in that, described down straight aphototropism mode set also comprises lens, and LED lamp bar described in each comprises circuit board and multiple LED, and described lens cap is located in described LED.
5. down straight aphototropism mode set as claimed in claim 4, is characterized in that, described lens are plane back to the surface of described circuit board or are cambered surface.
6. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, the surface that described base plate is connected with described first backlight is provided with the first reflector plate, and the surface that described side plate is connected with described second backlight is provided with the second reflector plate.
7. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, described backlight module also comprises glue frame, and described diffuser plate and described blooming piece are fixedly installed on described backboard by described glue frame.
8. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, described side plate is obliquely installed on described base plate, and described base plate and described side plate be the angular range of acute angle be 30 ° ~ 35 °.
9. a straight-down negative display, is characterized in that, comprises the down straight aphototropism mode set as described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521074177.2U CN205229633U (en) | 2015-12-18 | 2015-12-18 | Straight following formula backlight unit and straight following formula display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521074177.2U CN205229633U (en) | 2015-12-18 | 2015-12-18 | Straight following formula backlight unit and straight following formula display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205229633U true CN205229633U (en) | 2016-05-11 |
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ID=55904688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521074177.2U Expired - Fee Related CN205229633U (en) | 2015-12-18 | 2015-12-18 | Straight following formula backlight unit and straight following formula display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205229633U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106773302A (en) * | 2016-12-30 | 2017-05-31 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display |
| WO2019052445A1 (en) * | 2017-09-18 | 2019-03-21 | 惠科股份有限公司 | Display device |
| WO2020103188A1 (en) * | 2018-11-22 | 2020-05-28 | 惠科股份有限公司 | Backlight module and display device |
| CN114002880A (en) * | 2021-10-12 | 2022-02-01 | 惠州视维新技术有限公司 | Backlight module and display device |
| CN114114754A (en) * | 2021-12-01 | 2022-03-01 | 深圳创维－Rgb电子有限公司 | Quantum Dot Backlight Modules and TVs |
| CN116449606A (en) * | 2023-04-27 | 2023-07-18 | 惠科股份有限公司 | Backlight module and display device |
| WO2024217172A1 (en) * | 2023-04-20 | 2024-10-24 | 惠州视维新技术有限公司 | Backplane structure, backlight module and display device |
| WO2025043650A1 (en) * | 2023-08-31 | 2025-03-06 | 京东方科技集团股份有限公司 | Display module and display apparatus |
-
2015
- 2015-12-18 CN CN201521074177.2U patent/CN205229633U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106773302A (en) * | 2016-12-30 | 2017-05-31 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display |
| CN106773302B (en) * | 2016-12-30 | 2020-02-28 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display |
| WO2019052445A1 (en) * | 2017-09-18 | 2019-03-21 | 惠科股份有限公司 | Display device |
| WO2020103188A1 (en) * | 2018-11-22 | 2020-05-28 | 惠科股份有限公司 | Backlight module and display device |
| US11378842B2 (en) | 2018-11-22 | 2022-07-05 | HKC Corporation Limited | Backlight module and display device |
| CN114002880A (en) * | 2021-10-12 | 2022-02-01 | 惠州视维新技术有限公司 | Backlight module and display device |
| CN114114754A (en) * | 2021-12-01 | 2022-03-01 | 深圳创维－Rgb电子有限公司 | Quantum Dot Backlight Modules and TVs |
| WO2024217172A1 (en) * | 2023-04-20 | 2024-10-24 | 惠州视维新技术有限公司 | Backplane structure, backlight module and display device |
| CN116449606A (en) * | 2023-04-27 | 2023-07-18 | 惠科股份有限公司 | Backlight module and display device |
| WO2025043650A1 (en) * | 2023-08-31 | 2025-03-06 | 京东方科技集团股份有限公司 | Display module and display apparatus |
| CN119923590A (en) * | 2023-08-31 | 2025-05-02 | 京东方科技集团股份有限公司 | Display module and display device |
| CN119923590B (en) * | 2023-08-31 | 2026-02-17 | 京东方科技集团股份有限公司 | Display modules and display devices |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20191218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |