CN207424463U - A kind of backlight module and liquid crystal display device - Google Patents
A kind of backlight module and liquid crystal display device Download PDFInfo
- Publication number
- CN207424463U CN207424463U CN201721433234.0U CN201721433234U CN207424463U CN 207424463 U CN207424463 U CN 207424463U CN 201721433234 U CN201721433234 U CN 201721433234U CN 207424463 U CN207424463 U CN 207424463U
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- CN
- China
- Prior art keywords
- colloid
- backlight module
- light guide
- adhesive tape
- reflector plate
- 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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- Planar Illumination Modules (AREA)
Abstract
Reflector plate adhesive tape of the prior art and light guide plate adhesive tape are combined into one into an adhesive tape by backlight module provided by the utility model, the adhesive tape includes the first colloid and the second colloid, second colloid is layered on a part of first colloid, when assembling backlight module, first colloid is not stacked the bonding partially reflector plate of the second colloid, and the second colloid is for pasting light guide plate, thus, reflector plate and the second colloid are closely close to, and concealed wire is avoided to occur.The utility model further improves the quality of the liquid crystal display device including above-mentioned backlight module.
Description
Technical field
The utility model is related to technical field of liquid crystal display more particularly to a kind of backlight modules and liquid crystal display device.
Background technology
As electronic product is towards light, thin, miniaturization fast development, various portable electric products are nearly all with liquid crystal display
For device as display panel, liquid crystal display device has been important composition component.
Liquid crystal display device includes liquid crystal panel and backlight module.As shown in Figure 1, existing backlight module 1 includes backboard
2nd, reflector plate 3, light guide plate 4, optical diaphragm group 5, wheat draw 6 (wheat is drawn to be used for the adhesive tape of shading in liquid crystal panel), glue frame 7, anti-
Piece adhesive tape 8 and light guide plate adhesive tape 9 are penetrated, when assembling backlight module, generally first reflector plate 3 is fixed on backboard 2 with adhesive tape 8,
Light guide plate 4 is fixed on backboard 2 with light guide plate adhesive tape 9 again, thus, personnel are when assembling reflector plate 3 and light guide plate 4,
Since reflector plate adhesive tape 8 is only affixed on 3 bottom of reflector plate, when attaching light guide plate 4, light guide plate adhesive tape 9 easily with reflector plate adhesive tape 8 it
Between there is gap so that backboard 2 leaks out, and light emission side is caused concealed wire occur, so as to influence the quality of liquid crystal display device.
Utility model content
The purpose of this utility model is to provide a kind of backlight module, the backlight module cause personnel assembling reflector plate and
During light guide plate, it is ensured that closely got together between reflector plate and light guide plate, light emission side is avoided concealed wire occur.
The utility model provides a kind of backlight module, including the backboard stacked gradually from the bottom to top, reflector plate, light guide plate and
Optical diaphragm group, the backlight module further include adhesive tape, and the adhesive tape is described for fixing the reflector plate and the light guide plate
Adhesive tape includes the first colloid and the second colloid, and second colloid is layered on a part of first colloid；
First colloid is not stacked the part of second colloid for pasting the reflector plate, and second colloid glues
Paste the light guide plate.
Preferably, second colloid is integrally formed with first colloid.
Preferably, second colloid is laminated in by gluing on first colloid.
Preferably, the thickness of first colloid is 0.02-0.08mm, and the thickness of second colloid is 0.02-
0.08mm。
Preferably, the thickness of second colloid is equal to the thickness of the reflector plate.
Preferably, the backlight module further includes glue frame, and the glue frame is used to fix the light guide plate and the optical film
Piece, second colloid are additionally operable to paste the glue frame.
Preferably, first colloid only pastes a part for the reflector plate bottom, and second colloid only pastes institute
State a part for light guide plate bottom.
The utility model also provides a kind of liquid crystal display device, including liquid crystal display panel and above-mentioned any backlight
Module.
Advantageous effect：
Reflector plate adhesive tape of the prior art is combined into one by backlight module provided by the utility model with light guide plate adhesive tape
Into an adhesive tape, which includes the first colloid and the second colloid, and the second colloid is layered on a part of first colloid, assembling
During backlight module, the first colloid is not stacked the bonding partially reflector plate of the second colloid, and the second colloid is for pasting light guide plate, so
One, reflector plate and the second colloid are closely close to, and concealed wire is avoided to occur.The utility model is further improved including the above-mentioned back of the body
The quality of the liquid crystal display device of optical mode group.
Description of the drawings
Fig. 1 is the structure diagram of backlight module of the prior art；
Fig. 2 is the back light module unit structure schematic diagram in the utility model；
Fig. 3 is the flow diagram of tape-stripping reflector plate in the utility model.
Specific embodiment
Further to illustrate that the utility model is to reach technical approach and effect that predetermined purpose of utility model is taken,
With reference to the accompanying drawings and embodiments, to specific embodiment of the present utility model, structure, feature and its effect, it is described in detail such as
Afterwards.
The utility model provides a kind of backlight module 10, and Fig. 2 is the back light module unit structure schematic diagram in the utility model, is schemed
3 be the flow diagram of tape-stripping reflector plate in the utility model.
As shown in Fig. 2, backlight module 10 includes the backboard 11 that stacks gradually from the bottom to top, reflector plate 12, light guide plate 13 and
Optical diaphragm group 14, the backlight module in the present embodiment further includes in addition draws 16 for the wheat of shading, but not limited to this.Meanwhile
Backlight module 10 further includes adhesive tape 15, and adhesive tape 15 is for fixation reflex piece 12 and light guide plate 13, as shown in figure 3, adhesive tape 15 includes
First colloid 151 and the second colloid 152, the second colloid 152 are layered on a part of first colloid 151, i.e. the first colloid 151
Area be more than the area of the second colloid 152, wherein, the second colloid 152 and the first colloid 151 is integrally formed or the second colloid
152 are laminated in by gluing on the first colloid 151, however it is not limited to this.First colloid 151 is not stacked the part of the second colloid 152
For pasting reflector plate 12, the second colloid 152 is for pasting light guide plate 13, thus, which reflector plate 12 is along the second colloid 152
Edge attached, that is to say and be closely close to the second colloid 152, can be to avoid the appearance of concealed wire.
Preferably, the thickness of the first colloid 151 is 0.02-0.08mm, and the thickness of the second colloid 152 is 0.02-0.08mm,
In general according to the of different sizes of backlight module 10, different thickness for adhesive tape 15 can be set, be not limited thereto.
Preferably, the thickness of the second colloid 152 is equal to the thickness of reflector plate 12, can so to be carried on reflector plate 12
On light guide plate 13 can smoothly be pasted onto on the second colloid 152.
Preferably, the backlight module 10 in the present embodiment further includes glue frame 16, and glue frame 16 is used for lightguide plate fixing 13 and light
Diaphragm 14 is learned, the second colloid 152 is additionally operable to paste glue frame 16 while light guide plate 13 are pasted.
Preferably, the first colloid 151 only pastes a part for 12 bottom of reflector plate, and the second colloid 152 only pastes institute
State a part for 13 bottom of light guide plate, certain 12 bottom surface of reflector plate can also whole face all paste the first colloid 151, not as
Limit.In general, if bonding partially can save adhesive tape, facilitate easy to operate.
The present embodiment additionally provides the paste process of adhesive tape, as shown in figure 3, adhesive tape 15 includes the first colloid 151, the second glue
Body 152 and release film 153, the first colloid 151 in the present embodiment are for attaching the colloid of reflector plate 12, the second colloid 152
To be used to attach the colloid of light guide plate 13.First, the release film 153 on adhesive tape 15 is torn off, then by reflector plate 12 along
The edge of two colloids 152 is attached.
The utility model embodiment also provides a kind of liquid crystal display device, including liquid crystal display panel and above-mentioned backlight mould
Group 10.
Adhesive tape 15 of the backlight module 10 provided by the utility model by includes the first colloid 151 and the second colloid 152,
In, the second colloid 152 is layered on a part of first colloid 151, and when assembling backlight module 10, the first colloid 151 is not stacked
The bonding partially reflector plate 12 of second colloid 152, the second colloid 152 is for pasting light guide plate 13, thus, 12 He of reflector plate
Second colloid 152 is closely close to, and concealed wire is avoided to occur.The utility model is further improved including above-mentioned backlight module 10
The quality of liquid crystal display device.
The above descriptions are merely preferred embodiments of the present invention, and not the utility model is made in any form
Limitation, although the utility model has been disclosed with preferred embodiment as above, be not limited to the utility model, it is any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification that foundation the technical essence of the utility model makees above example, still
Belong in the range of technical solutions of the utility model.
Claims (8)
1. a kind of backlight module, special including the backboard stacked gradually from the bottom to top, reflector plate, light guide plate and optical diaphragm group
Sign is：
The backlight module further includes adhesive tape, and the adhesive tape is used to fix the reflector plate and the light guide plate, the adhesive tape bag
The first colloid and the second colloid are included, second colloid is layered on a part of first colloid；
First colloid is not stacked the part of second colloid for pasting the reflector plate, and second colloid pastes institute
State light guide plate.
2. backlight module as described in claim 1, which is characterized in that second colloid and first colloid one into
Type.
3. backlight module as described in claim 1, which is characterized in that second colloid is laminated in described first by gluing
On colloid.
4. backlight module as described in claim 1, which is characterized in that the thickness of first colloid be 0.02-0.08mm, institute
The thickness for stating the second colloid is 0.02-0.08mm.
5. backlight module as described in claim 1, which is characterized in that the thickness of second colloid is equal to the reflector plate
Thickness.
6. backlight module as described in claim 1, which is characterized in that the backlight module further includes glue frame, and the glue frame is used
In the fixation light guide plate and the optical diaphragm, second colloid is additionally operable to paste the glue frame.
7. backlight module as described in claim 1, which is characterized in that first colloid only pastes the reflector plate bottom
A part, second colloid only paste a part for the light guide plate bottom.
8. a kind of liquid crystal display device, including liquid crystal display panel and such as claim 1-7 any one of them backlight modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721433234.0U CN207424463U (en) | 2017-10-31 | 2017-10-31 | A kind of backlight module and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721433234.0U CN207424463U (en) | 2017-10-31 | 2017-10-31 | A kind of backlight module and liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207424463U true CN207424463U (en) | 2018-05-29 |
Family
ID=62309563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721433234.0U Active CN207424463U (en) | 2017-10-31 | 2017-10-31 | A kind of backlight module and liquid crystal display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207424463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578590A (en) * | 2019-09-29 | 2021-03-30 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN114185195A (en) * | 2021-12-10 | 2022-03-15 | 苏州华星光电技术有限公司 | Display device |
-
2017
- 2017-10-31 CN CN201721433234.0U patent/CN207424463U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578590A (en) * | 2019-09-29 | 2021-03-30 | 京东方科技集团股份有限公司 | Backlight module and display device |
| US11372152B2 (en) | 2019-09-29 | 2022-06-28 | Hefei Boe Vision-Electronic Technology Co., Ltd. | Backlight module and display device |
| CN114185195A (en) * | 2021-12-10 | 2022-03-15 | 苏州华星光电技术有限公司 | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215301 No. 1, Longteng Road, Kunshan Development Zone, Suzhou, Jiangsu Patentee after: Kunshan Longteng Au Optronics Co Address before: 215301 No. 1, Longteng Road, Kunshan Development Zone, Suzhou, Jiangsu Patentee before: Infovision Optoelectronics (Kunshan) Co.,Ltd. |