CN105093612A - Backlight module and liquid crystal display device - Google Patents
Backlight module and liquid crystal display device Download PDFInfo
- Publication number
- CN105093612A CN105093612A CN201510456458.2A CN201510456458A CN105093612A CN 105093612 A CN105093612 A CN 105093612A CN 201510456458 A CN201510456458 A CN 201510456458A CN 105093612 A CN105093612 A CN 105093612A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- plate
- side plate
- backlight module
- top board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- G02F1/1335—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
- G02F1/133314—Back frames
Abstract
The invention provides a backlight module and a liquid crystal display device. The backlight module comprises a back plate (1). The back plate (1) comprises a bottom plate (101), a side plate (103) perpendicularly connected to the bottom plate (101) from the peripheral edge of the bottom plate (101), and a top plate (105) arranged on the periphery of the side plate (103) and perpendicularly connected to the side plate (103) at the end, away from the bottom plate (101), of the side plate (103). The top plate (105) is provided with a plurality of glue containing holes (1051) used for containing glue so that a liquid crystal panel can be fixed to the back plate (10), and the problems of glue leakage, glue disengagement and the like in the assembling process of the backlight module and the liquid crystal panel can be solved under the premise that square glue is not used for achieving the narrow frame of the liquid crystal display device.
Description
Technical field
The present invention relates to technical field of liquid crystal display, particularly relate to a kind of backlight module and liquid crystal indicator.
Background technology
Liquid crystal indicator (LiquidCrystalDisplay, LCD) have that fuselage is thin, power saving, the many merits such as radiationless, be widely used, as: mobile phone, personal digital assistant (PDA), digital camera, computer screen or notebook computer screen etc.
Liquid crystal indicator major part on existing market is backlight liquid crystal indicator, and it comprises liquid crystal panel and backlight module (Backlightmodule).Usually, the structure of liquid crystal panel is by a colored filter substrate (ColorFilter), a thin-film transistor array base-plate (ThinFilmTransistorArraySubstrate, TFTArraySubstrate) and a liquid crystal layer (LiquidCrystalLayer) be configured between two substrates formed, its principle of work is by applying the rotation that driving voltage controls the liquid crystal molecule of liquid crystal layer on two panels glass substrate, the light refraction of backlight module out being produced picture.Because liquid crystal panel itself is not luminous, the light source provided by backlight module is needed to carry out normal show image, therefore, one of backlight module key component becoming liquid crystal indicator.
Along with the development of mobile communication product, narrow frameization has become the design focal point of current small-medium size liquid crystal indicator.
As shown in Figure 1, the structure that backlight module in available liquid crystal display device mainly adopts glue frame 100 and mouth word glue 200 to coordinate fixes liquid crystal panel 300, and the major way realizing narrow frame design is that mode by reducing glue frame 100 and mouth word glue 200 width is to reduce border width.But glue frame 100 and mouth word glue 200 shaping all needs ensure certain width, and width is too small then cannot be shaping, such as: glue frame 100 generally can only constriction to 0.4mm, mouth word glue 200 generally can only constriction to 0.45mm, which limits the degree of frame energy constriction.
In order to reduce border width, occurred another back light module unit structure, as shown in Figure 2, this back light module unit structure does not use a mouthful word glue, adopts backboard 400 to replace glue frame, breaches the shaping restriction of glue frame and mouth word glue.But this structure exists a problem, namely remove mouthful word glue and the narrow rear backlight module of frame and liquid crystal panel 300 ' are difficult to fixing.
In order to solve the problem of back light module unit structure shown in Fig. 2, prior art generally adopts and backboard 400 and liquid crystal panel 300 ' is fixed in the mode of the side point glue of backboard 400 as shown in Figure 3, but this mode easily causes glue 500 inwardly to leak out to viewing area from backboard 400 and the surface of contact of liquid crystal panel 300 ', and the risk of coming unstuck is larger.
Summary of the invention
The object of the present invention is to provide a kind of backlight module, under not adopting mouthful word glue to realize the prerequisite of the narrow frame of liquid crystal indicator, problems such as occurring glue seepage in itself and liquid crystal panel assembling process, come unstuck can be avoided.
The present invention also aims to provide a kind of liquid crystal indicator, it does not adopt a mouthful word glue, frame narrower, the problem such as there will not be glue seepage in backlight module and liquid crystal panel assembling process, come unstuck.
For achieving the above object, the invention provides a kind of backlight module, comprise backboard, described backboard comprise base plate, vertically connect the side plate of this base plate in the edge of described base plate and be located at described side plate peripheral and vertically connect the top board of this side plate in described side plate away from one end of base plate;
Described top board is provided with multiple appearance glue hole for holding glue, liquid crystal panel and described backboard to be fixed.
Described top board is by being formed outside for described side plate bending; The side of described top board away from side plate is located in described multiple appearance glue hole.
Described appearance glue hole is the through hole running through described top board.
The shape in described appearance glue hole is circular arc.
Described backlight module also comprises the backlight be located in described backboard, end reflector plate, light guide plate and optical diaphragm group, and reflector plate of the described end, light guide plate and optical diaphragm group stack gradually on described base plate.
The junction of base plate and side plate adopts arc transition, and the junction of side plate and top board adopts arc transition.
The present invention also provides a kind of liquid crystal indicator, comprises backlight module and is fixed on the liquid crystal panel on described backlight module;
Described backlight module comprises backboard, and described backboard comprises base plate, it is peripheral and vertically connect the top board of this side plate in described side plate away from one end of base plate vertically to connect the side plate of this base plate in the edge of described base plate and be located at described side plate;
Described top board is provided with multiple appearance glue hole for holding glue, described liquid crystal panel and described top plate contact; By the mode putting glue in described appearance glue hole, liquid crystal panel and backboard are fixed.
Described top board is by being formed outside for described side plate bending; The side of described top board away from side plate is located in described multiple appearance glue hole; Described appearance glue hole is the through hole running through described top board.
The shape in described appearance glue hole is circular arc.
Described backlight module also comprises the backlight be located in described backboard, end reflector plate, light guide plate and optical diaphragm group, and reflector plate of the described end, light guide plate and optical diaphragm group stack gradually on described base plate.
Beneficial effect of the present invention: a kind of backlight module provided by the invention and liquid crystal indicator, outside for the side plate of backboard bending is formed top board, and multiple appearance glue hole for holding glue is set on top board, by the mode putting glue in described appearance glue hole, liquid crystal panel and backboard are fixed, add the permeable width of glue, glue is avoided to penetrate into viewing area, glue can thicken the thickness to exceeding top board simultaneously, avoid coming unstuck, achieve under not adopting mouthful word glue to realize the prerequisite of the narrow frame of liquid crystal indicator, solve the glue seepage occurred in backlight module and liquid crystal panel assembling process, the problem such as to come unstuck.
In order to further understand feature of the present invention and technology contents, refer to following detailed description for the present invention and accompanying drawing, but accompanying drawing only provides reference and explanation use, is not used for being limited the present invention.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention describe in detail, will make technical scheme of the present invention and other beneficial effect apparent.
In accompanying drawing,
Fig. 1 is the cross-sectional view of the first existing liquid crystal indicator;
Fig. 2 is the cross-sectional view of the existing liquid crystal indicator of the second;
Fig. 3 is the cross-sectional view of the third existing liquid crystal indicator;
Fig. 4 is the cross-sectional view of backlight module of the present invention;
Fig. 5 is the plane elevational schematic view of backlight module of the present invention;
Fig. 6 is the cross-sectional view of liquid crystal indicator of the present invention;
Fig. 7 is the plane elevational schematic view of liquid crystal indicator of the present invention.
Embodiment
For further setting forth the technological means and effect thereof that the present invention takes, be described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
Please refer to Fig. 4 and Fig. 5, first the present invention provides a kind of backlight module, comprises backboard 10, is located at the backlight in described backboard 10, end reflector plate 13, light guide plate 15 and optical diaphragm group 17.
Described backboard 10 comprises base plate 101, it is peripheral and vertically connect the top board 105 of this side plate 103 in described side plate 103 away from one end of base plate 101 vertically to connect the side plate 103 of this base plate 101 in the edge of described base plate 101 and be located at described side plate 103.Described top board 105 is provided with multiple appearance glue hole 1051 for holding glue, liquid crystal panel and described backboard 10 to be fixed.Glue is contained in the permeable width adding glue in described appearance glue hole 1051, glue can be avoided to penetrate into the viewing area of liquid crystal panel.
Particularly, described top board 105 is by being formed outside for described side plate 103 bending.
The side of described top board 105 away from side plate 103 is located in described multiple appearance glue hole 1051, increases the permeable width of glue further, avoids glue to penetrate into the viewing area of liquid crystal panel.
Described base plate 101 adopts arc transition with the junction of side plate 103, and side plate 103 also adopts arc transition with the junction of top board 105.
Reflector plate of the described end 13, light guide plate 15 and optical diaphragm group 17 stack gradually on described base plate 101.
Preferably, described appearance glue hole 1051, for running through the through hole of described top board 105, can make the thickness of the glue be contained in described appearance glue hole 1051 exceed the thickness of top board 105, avoid coming unstuck.
Preferably, the shape in described appearance glue hole 1051 is circular arc, so that make.
Based on same inventive concept, on the basis of above-mentioned backlight module, the present invention also provides a kind of liquid crystal indicator, please refer to Fig. 6 and Fig. 7, composition graphs 4 and Fig. 5, this liquid crystal indicator comprises backlight module 1 and is fixed on the liquid crystal panel 2 on described backlight module 1.
Described backlight module 1 comprises backboard 10, is located at the backlight in described backboard 10, end reflector plate 13, light guide plate 15 and optical diaphragm group 17.
Described backboard 10 comprises base plate 101, it is peripheral and vertically connect the top board 105 of this side plate 103 in described side plate 103 away from one end of base plate 101 vertically to connect the side plate 103 of this base plate 101 in the edge of described base plate 101 and be located at described side plate 103.Described top board 105 is provided with multiple appearance glue hole 1051 for holding glue 3.Described liquid crystal panel 2 contacts with described top board 105, liquid crystal panel 2 and backboard 10 is fixed by the mode putting glue in described appearance glue hole 1051.Glue 3 is contained in the permeable width adding glue 3 in described appearance glue hole 1051, glue 3 can be avoided to penetrate into the viewing area of liquid crystal panel 2.
Particularly, described top board 105 is by being formed outside for described side plate 103 bending.
The side of described top board 105 away from side plate 103 is located in described multiple appearance glue hole 1051, increases the permeable width of glue 3 further, avoids glue 3 to penetrate into the viewing area of liquid crystal panel 2.
Described base plate 101 adopts arc transition with the junction of side plate 103, and side plate 103 also adopts arc transition with the junction of top board 105.
Reflector plate of the described end 13, light guide plate 15 and optical diaphragm group 17 stack gradually on described base plate 101.
Preferably, described appearance glue hole 1051, for running through the through hole of described top board 105, can make the thickness of the glue 3 be contained in described appearance glue hole 1051 exceed the thickness of top board 105, avoid coming unstuck.
Preferably, the shape in described appearance glue hole 1051 is circular arc, so that make.
In sum, backlight module of the present invention and liquid crystal indicator, outside for the side plate of backboard bending is formed top board, and multiple appearance glue hole for holding glue is set on top board, by the mode putting glue in described appearance glue hole, liquid crystal panel and backboard are fixed, add the permeable width of glue, glue is avoided to penetrate into viewing area, glue can thicken the thickness to exceeding top board simultaneously, avoid coming unstuck, achieve under not adopting mouthful word glue to realize the prerequisite of the narrow frame of liquid crystal indicator, solve the glue seepage occurred in backlight module and liquid crystal panel assembling process, the problem such as to come unstuck.
The above, for the person of ordinary skill of the art, can make other various corresponding change and distortion according to technical scheme of the present invention and technical conceive, and all these change and be out of shape the protection domain that all should belong to the claims in the present invention.
Claims (10)
1. a backlight module, it is characterized in that, comprise backboard (10), described backboard (10) comprise base plate (101), vertically connect the side plate (103) of this base plate (101) in the edge of described base plate (101) and be located at described side plate (103) peripheral and vertically connect the top board (105) of this side plate (103) in described side plate (103) away from one end of base plate (101);
Described top board (105) is provided with multiple appearance glue hole (1051) for holding glue, liquid crystal panel and described backboard (10) to be fixed.
2. backlight module as claimed in claim 1, is characterized in that, described top board (105) is by being formed outside for described side plate (103) bending; Described multiple appearance glue hole (1051) is located at the side of described top board (105) away from side plate (103).
3. backlight module as claimed in claim 1, it is characterized in that, described appearance glue hole (1051) is for running through the through hole of described top board (105).
4. backlight module as claimed in claim 3, it is characterized in that, the shape of described appearance glue hole (1051) is circular arc.
5. backlight module as claimed in claim 1, it is characterized in that, also comprise the backlight be located in described backboard (10), end reflector plate (13), light guide plate (15) and optical diaphragm group (17), reflector plate of the described end (13), light guide plate (15) and optical diaphragm group (17) stack gradually on described base plate (101).
6. backlight module as claimed in claim 1, is characterized in that, base plate (101) adopts arc transition with the junction of side plate (103), and side plate (103) adopts arc transition with the junction of top board (105).
7. a liquid crystal indicator, is characterized in that, comprises backlight module (1) and is fixed on the liquid crystal panel (2) on described backlight module (1);
Described backlight module (1) comprises backboard (10), and described backboard (10) comprises base plate (101), it is peripheral and vertically connect the top board (105) of this side plate (103) in described side plate (103) away from one end of base plate (101) vertically to connect the side plate (103) of this base plate (101) in the edge of described base plate (101) and be located at described side plate (103);
Described top board (105) is provided with multiple appearance glue hole (1051) for holding glue (3), and described liquid crystal panel (2) contacts with described top board (105); By the mode putting glue in described appearance glue hole (1051), liquid crystal panel (2) and backboard (10) are fixed.
8. liquid crystal indicator as claimed in claim 7, is characterized in that, described top board (105) is by being formed outside for described side plate (103) bending; Described multiple appearance glue hole (1051) is located at the side of described top board (105) away from side plate (103); Described appearance glue hole (1051) is for running through the through hole of described top board (105).
9. liquid crystal indicator as claimed in claim 8, it is characterized in that, the shape of described appearance glue hole (1051) is circular arc.
10. liquid crystal indicator as claimed in claim 7, it is characterized in that, described backlight module (1) also comprises the backlight be located in described backboard (10), end reflector plate (13), light guide plate (15) and optical diaphragm group (17), and reflector plate of the described end (13), light guide plate (15) and optical diaphragm group (17) stack gradually on described base plate (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456458.2A CN105093612A (en) | 2015-07-29 | 2015-07-29 | Backlight module and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456458.2A CN105093612A (en) | 2015-07-29 | 2015-07-29 | Backlight module and liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105093612A true CN105093612A (en) | 2015-11-25 |
Family
ID=54574390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510456458.2A Pending CN105093612A (en) | 2015-07-29 | 2015-07-29 | Backlight module and liquid crystal display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105093612A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929583A (en) * | 2016-06-24 | 2016-09-07 | 武汉华星光电技术有限公司 | Back plate and back light module |
| CN108605063A (en) * | 2016-07-27 | 2018-09-28 | 华为技术有限公司 | A kind of adhesive method, housing unit and the mobile terminal of shell and display screen |
| CN109307943A (en) * | 2018-10-30 | 2019-02-05 | 武汉华星光电技术有限公司 | Backlight module and narrow frame liquid crystal display die set |
| WO2021104109A1 (en) * | 2019-11-25 | 2021-06-03 | 京东方科技集团股份有限公司 | Display module and display device |
| CN113721387A (en) * | 2021-08-27 | 2021-11-30 | 京东方科技集团股份有限公司 | Backlight module and display device |
| WO2023225779A1 (en) * | 2022-05-23 | 2023-11-30 | 京东方科技集团股份有限公司 | Backlight module and display device |
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| CN102929012A (en) * | 2012-10-29 | 2013-02-13 | 京东方科技集团股份有限公司 | Display device |
| CN102981294A (en) * | 2012-12-28 | 2013-03-20 | 深圳市华星光电技术有限公司 | Liquid crystal display module and liquid crystal display device |
| CN104656804A (en) * | 2014-11-21 | 2015-05-27 | 业成光电（深圳）有限公司 | Electronic device |
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Patent Citations (3)
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| CN102929012A (en) * | 2012-10-29 | 2013-02-13 | 京东方科技集团股份有限公司 | Display device |
| CN102981294A (en) * | 2012-12-28 | 2013-03-20 | 深圳市华星光电技术有限公司 | Liquid crystal display module and liquid crystal display device |
| CN104656804A (en) * | 2014-11-21 | 2015-05-27 | 业成光电（深圳）有限公司 | Electronic device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929583A (en) * | 2016-06-24 | 2016-09-07 | 武汉华星光电技术有限公司 | Back plate and back light module |
| CN108605063A (en) * | 2016-07-27 | 2018-09-28 | 华为技术有限公司 | A kind of adhesive method, housing unit and the mobile terminal of shell and display screen |
| CN109307943A (en) * | 2018-10-30 | 2019-02-05 | 武汉华星光电技术有限公司 | Backlight module and narrow frame liquid crystal display die set |
| WO2020087600A1 (en) * | 2018-10-30 | 2020-05-07 | 武汉华星光电技术有限公司 | Backlight module and narrow-frame liquid crystal display module |
| WO2021104109A1 (en) * | 2019-11-25 | 2021-06-03 | 京东方科技集团股份有限公司 | Display module and display device |
| CN113721387A (en) * | 2021-08-27 | 2021-11-30 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN113721387B (en) * | 2021-08-27 | 2023-10-27 | 京东方科技集团股份有限公司 | Backlight module and display device |
| WO2023225779A1 (en) * | 2022-05-23 | 2023-11-30 | 京东方科技集团股份有限公司 | Backlight module and display device |
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Application publication date: 20151125 |