CN206684440U - A kind of backlight and liquid crystal display die set - Google Patents
A kind of backlight and liquid crystal display die set Download PDFInfo
- Publication number
- CN206684440U CN206684440U CN201720522103.3U CN201720522103U CN206684440U CN 206684440 U CN206684440 U CN 206684440U CN 201720522103 U CN201720522103 U CN 201720522103U CN 206684440 U CN206684440 U CN 206684440U
- Authority
- CN
- China
- Prior art keywords
- backlight
- guide plate
- light guide
- adhesive tape
- faced adhesive
- 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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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 10
- 239000002390 adhesive tape Substances 0.000 claims abstract description 43
- 239000002096 quantum dot Substances 0.000 claims abstract description 32
- 241001025261 Neoraja caerulea Species 0.000 claims abstract description 14
- 239000010408 film Substances 0.000 claims description 35
- 239000003292 glue Substances 0.000 claims description 14
- 239000012788 optical film Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000003086 colorant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a kind of backlight and liquid crystal display die set.The FPC of lamp bar in the backlight is by the first sticking double faced adhesive tape on the front of the light guide plate, and first double faced adhesive tape has interception, and its other end extends and is pasted onto between the light guide plate in the non-visible area of backlight and quantum dot film；Or the second double faced adhesive tape is pasted between the light guide plate and quantum dot film in the non-visible area of backlight, second double faced adhesive tape has interception, and its other end extends and is pasted onto in one sides of the FPC away from the first double faced adhesive tape.The backlight can seal existing gap between quantum dot film and FPC, prevent the blue light that the blue-ray LED is sent from being spilt from gap, and then cause the viewing area of backlight partially blue at source ends.
Description
Technical field
It the utility model is related to field of backlights, more particularly to a kind of backlight and liquid crystal display die set.
Background technology
The raising required with user display effect is, it is necessary to improve the color gamut value of liquid crystal display die set, and improve backlight
The white light color gamut value in source is a kind of effective way for the color gamut value for improving liquid crystal display die set.At present, in order to improve backlight
The color gamut value of white light, as shown in figure 1, typically being combined using the quantum dot film 3 ' on blue-ray LED 42 ' and the exiting surface of light guide plate 2 '
Mode, red quantum dot and green quantum dot in the blue light excitation quantum point film 3 ' sent by blue-ray LED 42 ' form high color
Domain white light, still, on the position at source ends, gap A ' between quantum dot film 3 ' and the FPC 41 ' of lamp bar 4 ' be present,
The blue light that blue-ray LED 42 ' is sent easily is spilt from the A ' of gap, causes the visible area of backlight can be light at close source ends
It is micro- partially blue.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of backlight and liquid crystal display die set.Should
Backlight can seal existing gap between quantum dot film and FPC, prevent the blue light that the blue-ray LED is sent from being leaked from gap
Go out, and then cause the viewing area of backlight partially blue at source ends.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of backlight, including framework, be arranged in the framework light guide plate, be arranged on the light guide plate incidence surface
Lamp bar, quantum dot film is provided with the exiting surface of the light guide plate；If the lamp bar includes FPC and is arranged on the FPC
Dry blue-ray LED, the FPC is by the first sticking double faced adhesive tape on the front of the light guide plate；First double faced adhesive tape, which has, to be hidden
Light action, and its other end extends and is pasted onto between the light guide plate in the non-visible area of backlight and quantum dot film.
Further, first double faced adhesive tape is black and white glue or black glue.
A kind of backlight, including framework, be arranged in the framework light guide plate, be arranged on the light guide plate incidence surface
Lamp bar, quantum dot film is provided with the exiting surface of the light guide plate；If the lamp bar includes FPC and is arranged on the FPC
Dry blue-ray LED, the FPC is by the first sticking double faced adhesive tape on the front of the light guide plate；In the non-visible area of backlight
Light guide plate and quantum dot film between be pasted with the second double faced adhesive tape, second double faced adhesive tape has interception, and its other end
Extend and be pasted onto in one sides of the FPC away from the first double faced adhesive tape.
Further, the cover layer at the second double faced adhesive tape of the FPC stickups is removed.
Further, second double faced adhesive tape is black and white glue or black glue.
Further, it is provided with an at least optical film in the one side of the quantum dot film away from light guide plate.
Further, it is provided with anti-dazzling screen on the framework.
Further, one side of the light guide plate away from exiting surface is provided with reflector plate.
A kind of liquid crystal display die set, including above-mentioned backlight.
The utility model has the advantages that：The backlight will paste what is fixed between the FPC and light guide plate
First double faced adhesive tape uses the material with interception, and first double faced adhesive tape is extended and is pasted onto leading in non-visible area
Between tabula rasa and quantum dot film；Or pasted between the quantum dot film and light guide plate of non-visible area with interception the
Two double faced adhesive tapes, and second double faced adhesive tape extension is pasted on the back side of the FPC, to seal between quantum dot film and FPC
Existing gap, prevent the blue light that the blue-ray LED is sent from being spilt from gap, and then cause the viewing area of backlight close
It is partially blue at source ends.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing backlight；
Fig. 2 is the schematic diagram of backlight provided by the utility model；
Fig. 3 is the schematic diagram of another backlight provided by the utility model；
Fig. 4 is the schematic diagram after the optimization of the backlight shown in Fig. 3；
Fig. 5 is enlarged drawing at the B of the backlight shown in Fig. 4.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Embodiment one
As shown in Fig. 2 a kind of backlight, including framework 1, be arranged in the framework 1 light guide plate 2, be arranged on it is described
The lamp bar 4 of the incidence surface of light guide plate 2, quantum dot film 3 is provided with the exiting surface of the light guide plate 2；The lamp bar 4 includes FPC 41
With some blue-ray LEDs 42 being arranged on the FPC 41, the FPC 41 is pasted onto the leaded light by the first double faced adhesive tape 7
On the front of plate 2；First double faced adhesive tape 7 has interception, and its other end extends and is pasted onto the non-visual of backlight
Between light guide plate 2 and quantum dot film 3 in area.
The backlight will paste the first fixed double faced adhesive tape 7 and use between the FPC 41 and light guide plate 2 have shading
The material of effect, and first double faced adhesive tape 7 is extended and is pasted onto between the light guide plate 2 in non-visible area and quantum dot film 3,
To seal existing gap A between quantum dot film 3 and FPC 41, prevent the blue light that the blue-ray LED 42 is sent from the A of gap
Spill, and then cause the viewing area of backlight partially blue at source ends.
First double faced adhesive tape 7 is generally frame shape Integral design, and its one end is used to paste the fixed FPC 41 and leaded light
Plate 2, the other end are used to paste the fixed FPC 41 and framework 1；Certainly, when in use, first double faced adhesive tape 7 can also be adopted
With two sections of sectional designs, one section is used to paste the fixed FPC 41 and light guide plate 2, has interception, and extend viscous
It is attached between the quantum dot film 3 and light guide plate 2, another section is used to paste the fixed FPC 41 and framework 1, can not have
Interception.
First double faced adhesive tape 7 uses light transmittance low or lighttight nontransparent double faced adhesive tape, is preferably but not limited to be black
White glue or black glue etc..
It is provided with an at least optical film 5 in the one side of the quantum dot film 3 away from light guide plate 2, in the present embodiment, the amount
Lower bright enhancement film and upper bright enhancement film are disposed with son point film 3, certainly, the type and quantity of the optical film 5 should be according to reality
, should not be as limit depending on demand.
Anti-dazzling screen 6 is provided with the framework 1, the anti-dazzling screen 6 is preferably two-sided to have viscosity, and it is backwards to the framework 1
One side be black, the one side towards the framework 1 is black, white or other colors.
The one side of the light guide plate 2 away from exiting surface is provided with reflector plate 8, and the reflector plate 8 is pasted and fixed on the frame
On the bottom surface of frame 1.
Embodiment two
As shown in figure 3, a kind of backlight, including framework 1, be arranged in the framework 1 light guide plate 2, be arranged on it is described
The lamp bar 4 of the incidence surface of light guide plate 2, quantum dot film 3 is provided with the exiting surface of the light guide plate 2；The lamp bar 4 includes FPC 41
With some blue-ray LEDs 42 being arranged on the FPC 41, the FPC 41 is pasted onto the leaded light by the first double faced adhesive tape 7
On the front of plate 2；The second double faced adhesive tape 9, institute are pasted between light guide plate 2 and quantum dot film 3 in the non-visible area of backlight
Stating the second double faced adhesive tape 9 has interception, and its other end extends and is pasted onto one of the FPC 41 away from the first double faced adhesive tape 7
On face.
It is two-sided that the backlight pastes second with interception between the quantum dot film 3 and light guide plate 2 of non-visible area
Glue 9, and second double faced adhesive tape 9 extension is pasted on the back side of the FPC 41, with seal quantum dot film 3 and FPC 41 it
Between existing gap A, prevent the blue light that the blue-ray LED 42 is sent from being spilt from the A of gap, and then cause the display of backlight
Area is partially blue at source ends.
Anti-dazzling screen 6 is provided with the framework 1, the anti-dazzling screen 6 is preferably two-sided to have viscosity, and it is backwards to the framework 1
One side be black, the one side towards the framework 1 is black, white or other colors；And as shown in Figures 4 and 5, in order to
The second double faced adhesive tape 9 not interfered with the back sides of FPC 41 has an impact to the thickness of backlight, preferably removes the FPC
41 paste the cover layer 411 at the second double faced adhesive tape 9.
Second double faced adhesive tape 9 uses light transmittance low or lighttight nontransparent double faced adhesive tape, is preferably but not limited to be black
White glue or black glue etc..
It is provided with an at least optical film 5 in the one side of the quantum dot film 3 away from light guide plate 2, in the present embodiment, the amount
Lower bright enhancement film and upper bright enhancement film are disposed with son point film 3, certainly, the type and quantity of the optical film 5 should be according to reality
, should not be as limit depending on demand.
The one side of the light guide plate 2 away from exiting surface is provided with reflector plate 8, and the reflector plate 8 is pasted and fixed on the frame
On the bottom surface of frame 1.
Embodiment three
A kind of liquid crystal display die set, including the backlight described in embodiment one or embodiment two.
Embodiment described above only expresses embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as, as long as using equivalent substitution or the form of equivalent transformation institute
The technical scheme of acquisition, it all should fall within the scope of protection of the utility model.
Claims (9)
1. a kind of backlight, including framework, be arranged in the framework light guide plate, be arranged on the lamp of the light guide plate incidence surface
Bar, quantum dot film is provided with the exiting surface of the light guide plate；The lamp bar includes FPC and is arranged on some on the FPC
Blue-ray LED, the FPC is by the first sticking double faced adhesive tape on the front of the light guide plate；It is characterized in that：Described first is two-sided
Glue has an interception, and its other end extend and be pasted onto the light guide plate in the non-visible area of backlight and quantum dot film it
Between.
2. backlight according to claim 1, it is characterised in that：First double faced adhesive tape is black and white glue or black glue.
3. a kind of backlight, including framework, be arranged in the framework light guide plate, be arranged on the lamp of the light guide plate incidence surface
Bar, quantum dot film is provided with the exiting surface of the light guide plate；The lamp bar includes FPC and is arranged on some on the FPC
Blue-ray LED, the FPC is by the first sticking double faced adhesive tape on the front of the light guide plate；It is characterized in that：In the non-of backlight
The second double faced adhesive tape is pasted between light guide plate and quantum dot film in visible area, second double faced adhesive tape has interception, and
Its other end extends and is pasted onto in one sides of the FPC away from the first double faced adhesive tape.
4. backlight according to claim 3, it is characterised in that：Remove the covering at the second double faced adhesive tape of the FPC stickups
Film.
5. backlight according to claim 3, it is characterised in that：Second double faced adhesive tape is black and white glue or black glue.
6. the backlight according to claim 1 or 3, it is characterised in that：In the one side of the quantum dot film away from light guide plate
It is provided with an at least optical film.
7. the backlight according to claim 1 or 3, it is characterised in that：Anti-dazzling screen is provided with the framework.
8. the backlight according to claim 1 or 3, it is characterised in that：One side of the light guide plate away from exiting surface is set
There is reflector plate.
A kind of 9. liquid crystal display die set, it is characterised in that：Including any described backlight in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720522103.3U CN206684440U (en) | 2017-05-11 | 2017-05-11 | A kind of backlight and liquid crystal display die set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720522103.3U CN206684440U (en) | 2017-05-11 | 2017-05-11 | A kind of backlight and liquid crystal display die set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206684440U true CN206684440U (en) | 2017-11-28 |
Family
ID=60406648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720522103.3U Active CN206684440U (en) | 2017-05-11 | 2017-05-11 | A kind of backlight and liquid crystal display die set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206684440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873148A (en) * | 2018-06-29 | 2018-11-23 | 维沃移动通信有限公司 | A kind of backlight module, display module and electronic equipment |
-
2017
- 2017-05-11 CN CN201720522103.3U patent/CN206684440U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873148A (en) * | 2018-06-29 | 2018-11-23 | 维沃移动通信有限公司 | A kind of backlight module, display module and electronic equipment |
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