CN110244491A - A kind of backlight module and display device - Google Patents
A kind of backlight module and display device Download PDFInfo
- Publication number
- CN110244491A CN110244491A CN201910522303.2A CN201910522303A CN110244491A CN 110244491 A CN110244491 A CN 110244491A CN 201910522303 A CN201910522303 A CN 201910522303A CN 110244491 A CN110244491 A CN 110244491A
- Authority
- CN
- China
- Prior art keywords
- glue
- backlight module
- line
- reflector plate
- gum layer
- 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.)
- Pending
Links
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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- 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
- G02F1/133605—Direct backlight including specially adapted reflectors
-
- 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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
Abstract
It includes lamp bar, the reflector plate for being set to the lamp bar side that the present invention, which provides a kind of backlight module and display device, backlight module,;The reflector plate has been provided with gum layer and glue frame far from the side of the lamp bar;The gum layer includes the first glue-line being oppositely arranged, the second glue-line and the pet layer being set between first glue-line and the second glue-line, and first glue-line includes spaced point-like glue.Gum layer is whole pastes reflector plate and glue frame for reflection, reflect setting point-like glue in interval on gum layer, easy to exhaust and heat dissipation, while increasing reflection gum layer and pasting the area of reflector plate and glue frame, and then reducing reflector plate and peeled off in reliability test and the risk of buckling deformation.
Description
Technical field
The present invention relates to technical field of display panel, in particular to a kind of backlight module and display device.
Background technique
With the fast development of display technology, more stringent requirements are proposed to thickness and reliability for liquid crystal display die set,
The mode that mould group thickness is thinned without iron frame for backlight in liquid crystal module has been widely used.Since single glue frame mould group does not have iron
The structural defence of frame, higher to the membrane material RA requirement of backlight, such as: how reflector plate prevents peeling and warpage in reliability test
(waving) it deforms.
The backlight module of list glue frame in the prior art is as shown in Figure 1a, including lamp bar 1, is set to the anti-of 1 side of lamp bar
Piece 2 is penetrated, reflector plate 2 is provided with gum layer 3 and glue frame 4 far from the side of lamp bar 1, and gum layer 3 pastes reflector plate 2 and glue frame 4.For
Preventing LED, socket region heat height causes reflector plate buckling deformation at runtime, and reflection gum layer 3 is designed using breakaway-element, had
Conducive to the heat dissipation in socket region.
Fig. 1 b is please referred to, gum layer 3 includes the first glue-line 31 being oppositely arranged, the second glue-line 32 and is set to the first glue-line
31 and the second pet layer 33 between glue-line 32, pet layer 33 be two-sided gum base materials, the first glue-line 31 pastes reflector plate 2, the second glue
Layer 32 pastes glue frame 4, and gum layer 3 is coated with gapless.But since reflection gum is designed using breakaway-element, gum layer 3 is coated with continuously
Gap, gum layer bonding area is small, and thermal shock easily enters from gum open gap in temperature shock test, reflector plate buckling deformation wind
Danger is high.
Therefore, it is necessory to develop a kind of novel backlight module, to overcome the deficiencies of existing technologies.
Summary of the invention
It is an object of the present invention to provide a kind of backlight module, be able to solve in the prior art reflector plate in reliability
The problem of being peeled off in test with warpage (waving) deformation.
To achieve the above object, the present invention provides a kind of backlight module, including lamp bar, is set to the anti-of the lamp bar side
Penetrate piece;The reflector plate has been provided with gum layer and glue frame far from the side of the lamp bar;Wherein the gum layer is incessantly
Together with the reflector plate is pasted with the glue frame.
Further, in other embodiments, wherein the gum layer includes the first glue-line being oppositely arranged, the second glue
Layer and the pet layer being set between first glue-line and the second glue-line, first glue-line includes spaced dotted
Glue.
Further, in other embodiments, wherein second glue-line includes spaced point-like glue.
Further, in other embodiments, wherein the width range of the point-like glue is 3um~7um.
Further, in other embodiments, wherein the width of each point-like glue is equal.
Further, in other embodiments, wherein the distance between each adjacent described point-like glue range be 3um~
7um。
Further, in other embodiments, wherein the distance between each adjacent described point-like glue is equal.
Further, in other embodiments, wherein the gum layer is black, there are absorption effects.
Further, in other embodiments, wherein the lamp bar includes spaced multiple light emitting diodes.
It further, in other embodiments, further include being located at expansion of the lamp bar far from the reflector plate side
Discrete piece.
To achieve the above object, the present invention also provides a kind of display devices comprising ontology is provided on the ontology
The backlight module of the present invention.
Compared with the existing technology, the beneficial effects of the present invention are provide a kind of backlight module and display device, reflection back
Glue-line is whole to paste reflector plate and glue frame, reflects interval setting point-like glue, easy to exhaust and heat dissipation on gum layer, increases simultaneously
Reflection gum layer pastes the area of reflector plate and glue frame, and then reduces reflector plate and peel off in reliability test and buckling deformation
Risk.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 a is the structural schematic diagram of the backlight module provided in the prior art;
Fig. 1 b is the structural schematic diagram of the gum layer provided in the prior art;
Fig. 2 is the structural schematic diagram for the backlight module that the embodiment of the present invention 1 provides;
Fig. 3 is the structural schematic diagram for the gum layer that the embodiment of the present invention 1 provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Specific structure and function details disclosed herein are only representative, and are for describing the present invention show
The purpose of example property embodiment.But the present invention can be implemented by many alternative forms, and be not interpreted as
It is limited only by the embodiments set forth herein.
Embodiment 1
The present embodiment provides a kind of backlight modules, referring to Fig. 2, Fig. 2 show backlight module provided in this embodiment
Structural schematic diagram, backlight module include lamp bar 1, the reflector plate 2 for being set to 1 side of lamp bar, side of the reflector plate 2 far from lamp bar 1
It is provided with gum layer 3 and glue frame 4, gum layer 3 is whole to paste reflector plate 2 and glue frame 4, and centre is without disconnection.
Wherein lamp bar 1 includes spaced multiple light emitting diodes 11, and gum layer 3 is black, has absorption effects.
Wherein backlight module further includes being located at diffusion sheet 5 of the lamp bar 1 far from 2 side of reflector plate.
Referring to Fig. 3, Fig. 3 show the structural schematic diagram of gum layer provided in this embodiment, gum layer 3 includes opposite sets
The first glue-line 31, the second glue-line 32 and the pet layer 33 being set between the first glue-line 31 and the second glue-line 32 set, pet layer 33
For two-sided gum base materials, the first glue-line 31 pastes reflector plate 2, and the second glue-line 32 pastes glue frame 4.
First glue-line 31 and the second glue-line 32 all include the point-like glue 300 of interval setting arrangement, each point-like glue 300
Width L1 range is 3um~7um, and in the present embodiment, L1 is preferably 5um.
In the present embodiment, in other embodiments, each dotted wherein the width L1 of each point-like glue 300 is equal
The width of glue 300 can be unequal, it is not limited here.
The distance between each adjacent point-like glue 300 L2 range is 3um~7um, and in the present embodiment, L2 is preferably 5um.
In the present embodiment, wherein the distance between each adjacent point-like glue 300 L2 is equal, in other embodiments,
The distance between each adjacent point-like glue 300 can be unequal, it is not limited here.
The beneficial effects of the present invention are providing a kind of backlight module and display device, gum layer is whole pastes reflection for reflection
Piece and glue frame reflect interval setting point-like glue, easy to exhaust and heat dissipation on gum layer, while increasing reflection gum layer and pasting instead
The area of piece and glue frame is penetrated, and then reduces reflector plate and is peeled off in reliability test and the risk of buckling deformation.
Embodiment 2
Present embodiments provide a kind of display device comprising ontology is provided with what the present embodiment 1 was related on the ontology
The backlight module.
The beneficial effects of the present invention are providing a kind of backlight module and display device, gum layer is whole pastes reflection for reflection
Piece and glue frame reflect interval setting point-like glue, easy to exhaust and heat dissipation on gum layer, while increasing reflection gum layer and pasting instead
The area of piece and glue frame is penetrated, and then reduces reflector plate and is peeled off in reliability test and the risk of buckling deformation.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of backlight module, including lamp bar, it is set to the reflector plate of the lamp bar side;The reflector plate is far from the lamp bar
Side be provided with gum layer and glue frame;It is characterized in that, the gum layer is incessantly by the reflector plate and the glue
Frame is pasted together.
2. backlight module according to claim 1, which is characterized in that the gum layer includes the first glue being oppositely arranged
Layer, the second glue-line and the pet layer being set between first glue-line and the second glue-line, first glue-line include that interval is set
The point-like glue set.
3. backlight module according to claim 2, which is characterized in that second glue-line includes spaced dotted
Glue.
4. backlight module according to claim 3, which is characterized in that the width range of the point-like glue is 3um~7um.
5. backlight module according to claim 4, which is characterized in that the width of each point-like glue is equal.
6. backlight module according to claim 3, which is characterized in that the distance between each adjacent described point-like glue range
For 3um~7um.
7. backlight module according to claim 6, which is characterized in that the distance between each adjacent described point-like glue phase
Deng.
8. backlight module according to claim 1, which is characterized in that the lamp bar includes spaced multiple luminous two
Pole pipe.
9. backlight module according to claim 1, which is characterized in that further include being located at the lamp bar far from the reflector plate
The diffusion sheet of side.
10. a kind of display device, which is characterized in that it includes ontology, is provided on the ontology -9 any according to claim 1
Backlight module described in.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910522303.2A CN110244491A (en) | 2019-06-17 | 2019-06-17 | A kind of backlight module and display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910522303.2A CN110244491A (en) | 2019-06-17 | 2019-06-17 | A kind of backlight module and display device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110244491A true CN110244491A (en) | 2019-09-17 |
Family
ID=67887572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910522303.2A Pending CN110244491A (en) | 2019-06-17 | 2019-06-17 | A kind of backlight module and display device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110244491A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140177275A1 (en) * | 2012-12-21 | 2014-06-26 | Hon Hai Precision Industry Co., Ltd. | Led backlight module having reduced light leakage and increased light extraction efficiency |
CN204026361U (en) * | 2014-08-08 | 2014-12-17 | 厦门天马微电子有限公司 | Backlight module and display unit |
CN105757537A (en) * | 2016-03-25 | 2016-07-13 | 京东方科技集团股份有限公司 | Backlight module and display device |
CN107290899A (en) * | 2017-07-21 | 2017-10-24 | 武汉华星光电技术有限公司 | Side entrance back module and liquid crystal display |
CN107298951A (en) * | 2017-07-14 | 2017-10-27 | 东莞市古川胶带有限公司 | Novel super-high discharge type point-like glue band and preparation method thereof |
CN206986086U (en) * | 2017-07-28 | 2018-02-09 | 东莞中世拓实业有限公司 | A kind of two-sided tape with point-like structural adhesive layer |
CN207601465U (en) * | 2017-11-09 | 2018-07-10 | 广东新东方光电有限公司 | A kind of waveform black and white double faced adhesive tape and the backlight module using the double faced adhesive tape |
CN109164639A (en) * | 2018-10-25 | 2019-01-08 | 京东方科技集团股份有限公司 | Backlight module and display device |
-
2019
- 2019-06-17 CN CN201910522303.2A patent/CN110244491A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140177275A1 (en) * | 2012-12-21 | 2014-06-26 | Hon Hai Precision Industry Co., Ltd. | Led backlight module having reduced light leakage and increased light extraction efficiency |
CN204026361U (en) * | 2014-08-08 | 2014-12-17 | 厦门天马微电子有限公司 | Backlight module and display unit |
CN105757537A (en) * | 2016-03-25 | 2016-07-13 | 京东方科技集团股份有限公司 | Backlight module and display device |
CN107298951A (en) * | 2017-07-14 | 2017-10-27 | 东莞市古川胶带有限公司 | Novel super-high discharge type point-like glue band and preparation method thereof |
CN107290899A (en) * | 2017-07-21 | 2017-10-24 | 武汉华星光电技术有限公司 | Side entrance back module and liquid crystal display |
CN206986086U (en) * | 2017-07-28 | 2018-02-09 | 东莞中世拓实业有限公司 | A kind of two-sided tape with point-like structural adhesive layer |
CN207601465U (en) * | 2017-11-09 | 2018-07-10 | 广东新东方光电有限公司 | A kind of waveform black and white double faced adhesive tape and the backlight module using the double faced adhesive tape |
CN109164639A (en) * | 2018-10-25 | 2019-01-08 | 京东方科技集团股份有限公司 | Backlight module and display device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102494276B (en) | Backlight module and liquid crystal display device | |
CN105093390B (en) | Backlight module and display device | |
CN101865376A (en) | Backlight module, display and manufacturing method of reflecting cover of backlight module | |
WO2014015541A1 (en) | Backlight module | |
CN103032766A (en) | Backlight module and display device | |
CN102980102B (en) | Backlight module and display device | |
WO2019000637A1 (en) | Backlight module and display device | |
WO2019071732A1 (en) | Strip light, backlight module and liquid crystal display | |
WO2017067101A1 (en) | Backlight module and liquid crystal display | |
CN202992902U (en) | Backlight module and liquid crystal display device employing same | |
TWI274934B (en) | Flat display module | |
TW201523095A (en) | Backlight module and method for manufacturing the same | |
WO2014056266A1 (en) | Backlight module | |
TW201013111A (en) | Lighting source assembly of light emitting diode and reflective sheet set | |
US20140185320A1 (en) | Optical coupling device and backlight module | |
CN201636765U (en) | Multi-layer compound film reflecting plate | |
CN107436507A (en) | Backlight module and apply its display device | |
CN110244491A (en) | A kind of backlight module and display device | |
US20200103577A1 (en) | Area light source assembly, backlight module and liquid crystal display | |
CN208622744U (en) | A kind of glue film and photovoltaic module with orienting reflex function | |
US20160011357A1 (en) | Backlight module and display device | |
JP2013048201A (en) | Solar cell module, and method for manufacturing solar cell module | |
CN203365860U (en) | Backlight module and liquid crystal display | |
CN202253379U (en) | High heat conduction composite membrane reflecting plate | |
CN105717574B (en) | A kind of double-side display device and its light guide plate and backlight |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190917 |