CN206805085U - 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
- CN206805085U CN206805085U CN201720765482.9U CN201720765482U CN206805085U CN 206805085 U CN206805085 U CN 206805085U CN 201720765482 U CN201720765482 U CN 201720765482U CN 206805085 U CN206805085 U CN 206805085U
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- glue
- lamp bar
- backlight
- light guide
- backlight according
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Abstract
The utility model discloses a kind of backlight and liquid crystal display die set.The backlight includes glue frame, the light guide plate being arranged in the glue frame, and the bottom surface of the glue frame is provided with lamp bar groove on the position corresponding to the light guide plate incidence surface, and the lamp bar is fixed in the lamp bar groove by glue；The surface of the lamp bar groove has concaveconvex structure, and the glue fills up the concaveconvex structure.The backlight can reduce lamp bar and be pressed downward, mounted in caused glue glue overflow amount in lamp bar groove, to better control over the dosage of glue, and ensure the luminescent properties of backlight.
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
As shown in figure 1, be a kind of existing backlight, including glue frame 1 ', the light guide plate 2 ' that is arranged in glue frame 1 ', glue frame
1 ' bottom surface is provided with lamp bar groove 11 ' on the position corresponding to the incidence surface of light guide plate 2 ', and lamp bar 3 ' is fixed on lamp bar groove 11 '
It is interior；Because structure limits, the area of wiring board 31 ' of lamp bar 3 ' is small and has PIN etc., if if being fixed using sticking double faced adhesive tape,
Then bonding area is limited, and sticking effect is unstable, therefore the mode of generally use point glue 4 ' is fixed；In fixation procedure, first
Glue 4 ' is clicked and entered in lamp bar groove 11 ', then lamp bar 3 ' is pressed downward on glue 4 ', glue 4 ' can be from the wiring board of lamp bar 3 '
31 ' sides are overflowed, and can be adhered to if serious in LED 32 ' light-emitting area, be influenceed LED 32 ' luminescent properties, also can be with LED
32 ' materials chemically react.
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 reduce lamp bar and be pressed downward that, mounted in caused glue glue overflow amount in lamp bar groove, glue can be better controled over
Dosage, and ensure the luminescent properties of backlight.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of backlight, including glue frame, the light guide plate that is arranged in the glue frame, the bottom surface of the glue frame is corresponding to institute
State and lamp bar groove is provided with the position of light guide plate incidence surface, the lamp bar is fixed in the lamp bar groove by glue；The lamp
The surface of bar groove has concaveconvex structure, and the glue fills up the concaveconvex structure.
Further, the concaveconvex structure includes bump structure and/or concave point structure.
Further, extending sideways out for the lamp bar groove has at least one of excessive glue groove.
Further, at least one of excessive glue groove extends downwardly out inner groovy.
Further, the lamp bar includes wiring board and some luminescent devices being arranged on the wiring board.
Further, the wiring board it is non-walk line position on leave some breach and/or some through holes, the glue is filled out
Full some breach and/or some through holes.
Further, an at least optical film is provided with the exiting surface of the light guide plate.
Further, it is provided with reflector plate in one side of the light guide plate away from exiting surface.
Further, it is provided with anti-dazzling screen on the glue frame.
A kind of liquid crystal display die set, including above-mentioned backlight.
The utility model has the advantages that：The surface of the lamp bar groove of the backlight has concaveconvex structure, described recessed
Male structure includes bump structure and/or concave point structure, and the gap between the bump structure can be used for filling accommodating portion glue,
The concave point structure can also be used for filling accommodating portion glue in itself；In this manner it is possible to by the concaveconvex structure to reduce
State lamp bar and be pressed downward, mounted in caused glue glue overflow amount in the lamp bar groove, to better control over the dosage of glue, with
And ensure the luminescent properties of backlight.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing backlight；
Fig. 2 is the schematic diagram one of backlight provided by the utility model；
Fig. 3 is the schematic diagram two of backlight provided by the utility model；
Fig. 4 is the schematic diagram three of backlight provided by the utility model
Fig. 5 is the front schematic view of the lamp bar groove and lamp bar in backlight provided by the utility model.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Embodiment one
As in Figure 2-4, a kind of backlight, including glue frame 1, the light guide plate 2 that is arranged in the glue frame 1, the glue frame 1
Bottom surface be provided with lamp bar groove 11 on the position corresponding to the incidence surface of light guide plate 2, the lamp bar 3 is fixed by glue 4
In the lamp bar groove 11；The surface of the lamp bar groove 11 has concaveconvex structure, and the glue 4 fills up the concaveconvex structure.
The surface of the lamp bar groove 11 of the backlight has a concaveconvex structure, the concaveconvex structure include bump structure 111 and/or
Concave point structure 112, the gap between the bump structure 111 can be used for filling accommodating portion glue 4, the concave point structure 112
It itself can also be used for filling accommodating portion glue 4；In this manner it is possible to reduced by the concaveconvex structure lamp bar 3 to
Under be fitted in the caused glue overflow amount of glue 4 in the lamp bar groove 11, the dosage of glue 4 can be better controled over, and ensure
The luminescent properties of backlight.
Extending sideways out for the lamp bar groove 11 has at least one of excessive glue groove 113, when the lamp bar 3 is pressed, spilling
Glue 4 can be filled into the excessive glue groove 113, prevent the glue 4 from spilling into the light-emitting area of the lamp bar 3 upwards；It is more excellent
Ground, at least one of excessive glue groove 113 extend downwardly out inner groovy 114.
The lamp bar 3 includes wiring board 31 and some luminescent devices 32 being arranged on the wiring board 31, the circuit
Plate 31 is preferably PCB, and the luminescent device 32 is preferably LED；As shown in figure 5, the wiring board 31 it is non-walk line position on stay
There are some breach 312 and/or some through holes 311, the glue 4 fills up some breach 312 and/or some through holes 311, this
Sample after the glue 4 solidification, can increase the fixing intensity of the lamp bar 3.
It is provided with an at least optical film 5 on the exiting surface of the light guide plate 2, in the present embodiment, the light extraction of the light guide plate 2
Diffusion barrier, lower bright enhancement film and upper bright enhancement film are disposed with face, certainly, the number amount and type of the optical film 5 should regard demand
Depending on, should not be as limit；Reflector plate 7 is provided with the one side of the light guide plate 2 away from exiting surface；Set on the glue frame 1
There is an anti-dazzling screen 6, the anti-dazzling screen 6 is two-sided to have viscosity, and it is black backwards to the one side of the glue frame 1, and it is towards the glue frame 1
One side be black, white or other colors.
Embodiment two
A kind of liquid crystal display die set, including the backlight described in embodiment one.
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 (10)
1. a kind of backlight, including glue frame, the light guide plate that is arranged in the glue frame, the bottom surface of the glue frame is corresponding to described
Lamp bar groove is provided with the position of light guide plate incidence surface, the lamp bar is fixed in the lamp bar groove by glue；Its feature exists
In：The surface of the lamp bar groove has concaveconvex structure, and the glue fills up the concaveconvex structure.
2. backlight according to claim 1, it is characterised in that：The concaveconvex structure includes bump structure and/or concave point
Structure.
3. backlight according to claim 1, it is characterised in that：The extending sideways out of the lamp bar groove has at least overflows together
Glue groove.
4. backlight according to claim 3 is gone, it is characterised in that：At least one of excessive glue groove extends downwardly out indent
Groove.
5. backlight according to claim 1, it is characterised in that：The lamp bar includes wiring board and is arranged on the circuit
Some luminescent devices on plate.
6. backlight according to claim 5, it is characterised in that：The wiring board it is non-walk line position on leave it is some lack
Mouth and/or some through holes, the glue fill up some breach and/or some through holes.
7. backlight according to claim 1, it is characterised in that：An at least light is provided with the exiting surface of the light guide plate
Learn film.
8. backlight according to claim 1, it is characterised in that：The light guide plate is provided with the one side away from exiting surface
Reflector plate.
9. backlight according to claim 1, it is characterised in that：Anti-dazzling screen is provided with the glue frame.
A kind of 10. liquid crystal display die set, it is characterised in that：Including any described backlight in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720765482.9U CN206805085U (en) | 2017-06-28 | 2017-06-28 | A kind of backlight and liquid crystal display die set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720765482.9U CN206805085U (en) | 2017-06-28 | 2017-06-28 | A kind of backlight and liquid crystal display die set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206805085U true CN206805085U (en) | 2017-12-26 |
Family
ID=60749679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720765482.9U Active CN206805085U (en) | 2017-06-28 | 2017-06-28 | A kind of backlight and liquid crystal display die set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206805085U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227304A (en) * | 2018-01-18 | 2018-06-29 | 广东欧珀移动通信有限公司 | Display screen component and electronic equipment |
| US10698261B1 (en) | 2018-12-05 | 2020-06-30 | Au Optronics Corporation | Backlight module |
| TWI809685B (en) * | 2022-01-24 | 2023-07-21 | 大陸商蘇州璨鴻光電有限公司 | Backlight module |
-
2017
- 2017-06-28 CN CN201720765482.9U patent/CN206805085U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227304A (en) * | 2018-01-18 | 2018-06-29 | 广东欧珀移动通信有限公司 | Display screen component and electronic equipment |
| US10698261B1 (en) | 2018-12-05 | 2020-06-30 | Au Optronics Corporation | Backlight module |
| TWI809685B (en) * | 2022-01-24 | 2023-07-21 | 大陸商蘇州璨鴻光電有限公司 | Backlight module |
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| GR01 | Patent grant |