CN205405024U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
- Publication number
- CN205405024U CN205405024U CN201620180454.6U CN201620180454U CN205405024U CN 205405024 U CN205405024 U CN 205405024U CN 201620180454 U CN201620180454 U CN 201620180454U CN 205405024 U CN205405024 U CN 205405024U
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- Prior art keywords
- backlight module
- elastic component
- blooming piece
- module according
- diaphragm group
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Abstract
The utility model provides a backlight module and display device relates to and shows technical field, has solved present optics diaphragm and has taken place to be out of shape the problem that the fold appears easily. A backlight unit, includes optics diaphragm group and surrounds the gluey frame of optics diaphragm group side, backlight unit still includes: the touching -type roller button further comprises elastic components, the elastic component include the fixed part, with the tractive unit that the fixed part is connected, wherein, set up the opening in the optics diaphragm group on at least one optics diaphragm marginal relatively, the fixed part of elastic component can be fixed in glue on the frame, the tractive unit of elastic component can pass opening on the optics diaphragm, and it is right outside tensile power is exerted to the optics diaphragm. Be applied to liquid crystal disply device.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of backlight module and display device.
Background technology
Current liquid crystal display 100 is as it is shown in figure 1, include LCDs 10 and backlight module 20, and wherein, backlight module 20 provides backlight, and LCDs 10 realizes the display of different GTG by controlling the transmitance of light.
For side entrance back module, as it is shown in figure 1, backlight module 20 includes light source 21, light guide plate 22, glue frame 23, reflector plate 24 and optical diaphragm group 25.General, optical diaphragm group 25 is arranged on light guide plate 22.
Use along with display, display interior temperature rises, and the blooming piece in optical diaphragm group 25 is susceptible to deformation in the event of high temperatures and produces fold, thus the light of blooming piece outgoing is uneven, have a strong impact on the display effect of display, form display bad.
Summary of the invention
Embodiments of the invention provide a kind of backlight module and display device, and the blooming piece of this backlight module is not susceptible to deformation when long-time use, it is to avoid produce fold.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
On the one hand, embodiments providing a kind of backlight module, including optical diaphragm group and the glue frame surrounding described optical diaphragm group side, described backlight module also includes:
Elastic component, described elastic component includes the tractive unit that fixed part is connected with described fixed part；
Wherein, described optical diaphragm group arranges opening in the opposite edges of at least one blooming piece, the fixed part of described elastic component is securable on described glue frame, and the tractive unit of described elastic component may pass through the opening on described blooming piece, and described blooming piece applies the power stretched out.
Optionally, described elastic component is flat spring.
Optionally, described fixed part includes in the standing part of opposite end and the coupling part between the standing part of two ends；
Wherein, described coupling part is arc-like sheet, and described coupling part is connected with described tractive unit.
Optionally, described coupling part is outwardly in the standing part of its both sides.
Optionally, the outer surface of described tractive unit is outwardly cambered surface.
Optionally, the free end of described tractive unit is the hook towards outside.
Optionally, described elastic component is formed in one.
Optionally, described blooming piece includes body and the lug being connected with described body side, and described opening is arranged on described lug.
Optionally, described glue frame has annular enclosed sidewall, and the sidewall of described glue frame is provided with groove, and described elastic component is fixed in described groove.
Optionally, along the thickness direction of described glue frame sidewall, described groove runs through described glue frame.
Optionally, two sidewalls that described groove is relative being provided with fixing groove, described fixed part can insert in described fixing groove from top to bottom.
Optionally, each blooming piece in described optical diaphragm group is respectively provided with opening, and the aperture position on each blooming piece in described optical diaphragm group is corresponding.
On the other hand, embodiments provide a kind of display device, including the arbitrary described backlight module of the embodiment of the present invention.
Embodiments of the invention provide a kind of backlight module and display device, and backlight module includes optical diaphragm group and surrounds the glue frame of optical diaphragm group side, and backlight module also includes: elastic component, and elastic component includes the tractive unit that fixed part is connected with fixed part；Wherein, arranging opening in optical diaphragm group in the opposite edges of at least one blooming piece, the fixed part of elastic component is securable on glue frame, and the tractive unit of elastic component may pass through the opening on blooming piece, and blooming piece applies the power stretched out.Then blooming piece is under the stretching of elastic component, it is possible to be in stretched condition, thus, even if under the impact of extraneous hot and humid environment and the factor such as aging, blooming piece is not easy to fold and deformation.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is existing liquid crystal display schematic diagram；
A kind of elastic component schematic diagram that Fig. 2 provides for the embodiment of the present invention；
A kind of blooming piece schematic diagram that Fig. 3 provides for the embodiment of the present invention；
The another kind of elastic component schematic diagram that Fig. 4 provides for the embodiment of the present invention；
The another kind of elastic component schematic diagram that Fig. 5 provides for the embodiment of the present invention；
The another kind of blooming piece schematic diagram that Fig. 6 provides for the embodiment of the present invention；
The brood lac frame schematic diagram that Fig. 7 provides for the embodiment of the present invention；
Fig. 8 is installed on the schematic diagram on glue frame for the elastic component that the embodiment of the present invention provides；
Fig. 9 is the tractive unit schematic diagram through blooming piece of embodiment of the present invention Elastic part.
Accompanying drawing labelling:
1-opening；2-body；3-elastic component；4-lug；10-LCDs；20-backlight module；21-light source；22-light guide plate；23-glue frame；24-reflector plate；25-optical diaphragm group；31-fixed part；32-tractive unit；100-liquid crystal display；231-sidewall；232-groove；251-blooming piece；The standing part of 311-fixed part；The coupling part of 312-fixed part.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Readily appreciate for example, shown in Fig. 1, concrete direction upper and lower and inside and outside in the embodiment of the present invention is described, as shown in Figure 1, in backlight module, the light direction of light source is upwardly direction, then display floater 10 is positioned at above backlight module 20, and optical diaphragm group 25 is positioned at above light guide plate 22.With glue frame for boundary, in the side of closed area that glue frame is formed is, opposite side is outward.Then light guide plate 22, optical diaphragm group 25 and light source 21 are respectively positioned on the inner side of glue frame.
Embodiments providing a kind of backlight module, including optical diaphragm group and the glue frame surrounding optical diaphragm group side, backlight module also includes: elastic component, as in figure 2 it is shown, elastic component 3 includes the tractive unit 32 that fixed part 31 is connected with fixed part 31.Wherein, arranging opening in optical diaphragm group in the opposite edges of at least one blooming piece, the fixed part of elastic component is securable on glue frame, and the tractive unit of elastic component may pass through the opening on blooming piece, and blooming piece applies the power stretched out.
With reference to the backlight module shown in Fig. 1, when optical diaphragm group 25 is positioned on light guide plate 22, blooming piece in optical diaphragm group 25 is in sealed plastic box 21, elastic component is fixed in sealed plastic box 25, blooming piece then need to stretch blooming piece so that the tractive unit of elastic component is through the opening on blooming piece, thus can be applied the power stretched out by tractive unit.
Concrete, for blooming piece for rectangle, as it is shown on figure 3, blooming piece 251 is provided with on long limit two pairs of openings 1, blooming piece 251 is provided with on minor face two pairs of openings 1.Then in the position of each opening, what blooming piece was all subject to that the tractive unit of elastic component executes adds the power stretched out, and then can so that blooming piece is in extended state.Certainly, the open amount on blooming piece and position are not construed as limiting by the embodiment of the present invention, only for being described in detail shown in Fig. 3.
It should be noted that in the embodiment of the present invention, the opening one_to_one corresponding on the elastic component of backlight module and blooming piece, the power that namely each opening on blooming piece stretches out to its applying respectively through an elastic component.Then blooming piece is under the stretching of elastic component, it is possible to be in stretched condition, and when the tensile force of tractive unit is sufficiently large, blooming piece can also is that and is in unsettled extended state.Thus, even if under the impact of extraneous hot and humid environment and the factor such as aging, blooming piece is not easy to fold and deformation.
A kind of backlight module that the embodiment of the present invention provides, including optical diaphragm group and the glue frame surrounding optical diaphragm group side, backlight module also includes: elastic component, and elastic component includes the tractive unit that fixed part is connected with fixed part；Wherein, arranging opening in optical diaphragm group in the opposite edges of at least one blooming piece, the fixed part of elastic component is securable on glue frame, and the tractive unit of elastic component may pass through the opening on blooming piece, and blooming piece applies the power stretched out.Then blooming piece is under the stretching of elastic component, it is possible to be in stretched condition, thus, even if under the impact of extraneous hot and humid environment and the factor such as aging, blooming piece is not easy to fold and deformation.
Preferably, elastic component is flat spring.Then tractive unit all can so that blooming piece be in extended state in certain elastic range to the active force of blooming piece, it is possible to avoid because tractive unit act on blooming piece tensile force too by force, the problem such as cause that blooming piece breaks.
Preferably, as shown in Figure 4, fixed part 31 includes in the standing part 311 of opposite end and the coupling part 312 between two ends standing part 311；Wherein, coupling part 312 is arc-like sheet, and coupling part 312 is connected with tractive unit 32.And further, coupling part 312 is outwardly in the standing part 311 of its both sides, is conducive to increasing the power stretched out that blooming piece is applied by tractive unit.
Preferably, as shown in Figure 4, the outer surface of tractive unit 32 is outwardly cambered surface.It should be noted that, the outer surface of tractive unit be with blooming piece contact surface, the outer surface of tractive unit is outwardly cambered surface, be conducive on the one hand increasing the tractive unit power to the out-draw of blooming piece, tractive unit is cambered surface with the surface that contacts of blooming piece on the other hand, then tractive unit compares round and smooth with the contact surface of blooming piece, it is possible to prevent tractive unit from scratching blooming piece.
Preferably, as shown in Fig. 2, Fig. 5, the free end of tractive unit 32 is the hook towards outside, such that it is able to prevent from deviating from blooming piece from the free end of tractive unit.
Preferably, in the embodiment of the present invention, elastic component is formed in one.Namely the fixed part in elastic component and tractive unit are the entirety that can not be split.
General, optical diaphragm group includes diffusion sheet, upper prismatic lens and lower prismatic lens.Preferably, each blooming piece in optical diaphragm group is respectively provided with opening, and the aperture position on each blooming piece in optical diaphragm group is corresponding.Namely draw together and diffusion sheet, upper prismatic lens and lower prismatic lens are provided with opening, and the aperture position correspondence on diffusion sheet, upper prismatic lens and lower prismatic lens is unanimously, thus flexure strip can once through the opening of all blooming pieces in optical diaphragm group, with the power applying to stretch out to all blooming pieces in optical diaphragm group.
Preferably, as shown in Figure 6, blooming piece 251 includes body 2 and the lug 4 being connected with body 2 side, and opening 1 is arranged on lug 4.And when optical diaphragm group includes multiple blooming piece, each blooming piece in optical diaphragm group is all identical.Namely the diffusion sheet in optical diaphragm group, upper prismatic lens and lower prismatic lens all include body and lug.
Preferably, as shown in Figure 7, Figure 8, glue frame 23 has annular enclosed sidewall 231, and the sidewall 231 of glue frame 23 is provided with groove 232, and elastic component 3 is fixed in groove 232.
Preferably, as shown in Figure 7, Figure 8, along the thickness direction of glue frame 23 sidewall 231, groove 232 runs through glue frame 23.Namely groove 232 is a groove.To facilitate, elastic component 3 is placed and secured in groove.
Preferably, two sidewalls that groove 232 is relative being provided with fixing groove 233, the fixing groove 233 upper surface by glue frame 23, fixed part 31 can insert in fixing groove 233 from top to bottom.Then elastic component 3 only can move at the above-below direction of fixing groove, irremovable along the inward-outward direction of fixing groove, is fixed in groove by flexure strip.
Preferably, embodiment of the present invention further groove is the opposite sides of ladder is stairstepping, then fixing groove can be deeply that ladder can support the fixed part of elastic component further to ladder place.
As shown in Figure 9, the lug 4 of blooming piece 251 is provided with opening, glue frame 23 is provided with groove, elastic component 3 is fixed in the groove of glue frame, and the tractive unit of elastic component, through the opening on blooming piece 251, applies the power F stretched out to blooming piece 251, and then can so that blooming piece is in extended state, thus, even if under the impact of extraneous hot and humid environment and the factor such as aging, blooming piece is not easy to fold and deformation.
It should be noted that the embodiment of the present invention and accompanying drawing are all for backlight module for side entrance back module, namely as it is shown in figure 1, light source 21 is positioned at the side of light guide plate 22.Certainly, backlight module can also is that down straight aphototropism mode set, and namely light source is positioned at below light guide plate.
Embodiments provide a kind of display device, appoint arbitrary backlight module including what the embodiment of the present invention provided.
The above; being only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; change can be readily occurred in or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Claims (13)
1. a backlight module, including optical diaphragm group and the glue frame surrounding described optical diaphragm group side, it is characterised in that described backlight module also includes:
Elastic component, described elastic component includes the tractive unit that fixed part is connected with described fixed part；
Wherein, described optical diaphragm group arranges opening in the opposite edges of at least one blooming piece, the fixed part of described elastic component is securable on described glue frame, and the tractive unit of described elastic component may pass through the opening on described blooming piece, and described blooming piece applies the power stretched out.
2. backlight module according to claim 1, it is characterised in that described elastic component is flat spring.
3. backlight module according to claim 2, it is characterised in that described fixed part includes in the standing part of opposite end and the coupling part between the standing part of two ends；
Wherein, described coupling part is arc-like sheet, and described coupling part is connected with described tractive unit.
4. backlight module according to claim 3, it is characterised in that described coupling part is outwardly in the standing part of its both sides.
5. backlight module according to claim 1, it is characterised in that the outer surface of described tractive unit is outwardly cambered surface.
6. backlight module according to claim 1, it is characterised in that the free end of described tractive unit is the hook towards outside.
7. backlight module according to claim 1, it is characterised in that described elastic component is formed in one.
8. the backlight module according to any one of claim 1-7, it is characterised in that described blooming piece includes body and the lug being connected with described body side, and described opening is arranged on described lug.
9. backlight module according to claim 8, it is characterised in that described glue frame has annular enclosed sidewall, and the sidewall of described glue frame is provided with groove, and described elastic component is fixed in described groove.
10. backlight module according to claim 9, it is characterised in that along the thickness direction of described glue frame sidewall, described groove runs through described glue frame.
11. backlight module according to claim 9, it is characterised in that being provided with fixing groove on two sidewalls that described groove is relative, described fixed part can insert in described fixing groove from top to bottom.
12. backlight module according to claim 1, it is characterised in that be respectively provided with opening on each blooming piece in described optical diaphragm group, and the aperture position on each blooming piece in described optical diaphragm group is corresponding.
13. a display device, it is characterised in that include the backlight module described in any one of claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620180454.6U CN205405024U (en) | 2016-03-09 | 2016-03-09 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620180454.6U CN205405024U (en) | 2016-03-09 | 2016-03-09 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205405024U true CN205405024U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620180454.6U Expired - Fee Related CN205405024U (en) | 2016-03-09 | 2016-03-09 | Backlight module and display device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205405024U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106932965A (en) * | 2017-02-23 | 2017-07-07 | 友达光电股份有限公司 | Optical diaphragm with lug design, optical diaphragm group and backlight module |
| WO2018201622A1 (en) * | 2017-05-02 | 2018-11-08 | Boe Technology Group Co., Ltd. | Back plate, back plate assembly, backlight module, and disply module |
| WO2019205427A1 (en) * | 2018-04-26 | 2019-10-31 | 惠州市华星光电技术有限公司 | Direct-lit backlight module and liquid crystal display device |
| CN114675451A (en) * | 2022-04-24 | 2022-06-28 | 京东方科技集团股份有限公司 | Optical module and splicing display device |
| CN115951520A (en) * | 2022-12-29 | 2023-04-11 | 惠科股份有限公司 | Backlight module and display device |
-
2016
- 2016-03-09 CN CN201620180454.6U patent/CN205405024U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106932965A (en) * | 2017-02-23 | 2017-07-07 | 友达光电股份有限公司 | Optical diaphragm with lug design, optical diaphragm group and backlight module |
| CN106932965B (en) * | 2017-02-23 | 2020-07-17 | 友达光电股份有限公司 | Optical diaphragm with lug design, optical diaphragm group and backlight module |
| WO2018201622A1 (en) * | 2017-05-02 | 2018-11-08 | Boe Technology Group Co., Ltd. | Back plate, back plate assembly, backlight module, and disply module |
| WO2019205427A1 (en) * | 2018-04-26 | 2019-10-31 | 惠州市华星光电技术有限公司 | Direct-lit backlight module and liquid crystal display device |
| US11016343B2 (en) | 2018-04-26 | 2021-05-25 | Huizhou China Star Optoelectronics Technology Co., Ltd. | Direct type backlight module and liquid crystal display device |
| CN114675451A (en) * | 2022-04-24 | 2022-06-28 | 京东方科技集团股份有限公司 | Optical module and splicing display device |
| CN114675451B (en) * | 2022-04-24 | 2023-10-20 | 京东方科技集团股份有限公司 | Optical module and spliced display device |
| CN115951520A (en) * | 2022-12-29 | 2023-04-11 | 惠科股份有限公司 | Backlight module and display device |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20160727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |