CN206400228U - A kind of single-piece set backlight and display device - Google Patents
A kind of single-piece set backlight and display device Download PDFInfo
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- CN206400228U CN206400228U CN201720092880.9U CN201720092880U CN206400228U CN 206400228 U CN206400228 U CN 206400228U CN 201720092880 U CN201720092880 U CN 201720092880U CN 206400228 U CN206400228 U CN 206400228U
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- locating dowel
- piece
- guide plate
- light guide
- backlight
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Abstract
The utility model discloses a kind of single-piece set backlight and display device, wherein single-piece covers backlight, including light source, light guide plate, even smooth film, reflectance coating and locating dowel, the even smooth film is arranged on light guide plate upper surface, and the reflectance coating is arranged on light guide plate lower surface, and the light guide plate is provided with locating dowel, the locating dowel is integrally formed with light guide plate, the even smooth film is provided with positioning hole, and the positioning hole is engaged with locating dowel is laid on even smooth film on light guide plate, it is characterised in that：The shading piece that light-proof material is made is provided with the locating dowel outer peripheral face, the shading piece covers parcel locating dowel comprehensively.Shading piece is completely covered locating dowel and wrapped, and is not in the phenomenon of locating dowel light leak, the problem of solving single-piece set backlight locating dowel light leak.It is simple in construction, good shading effect, and a set of light-conducting board mold is only opened, without making two-piece-dress, the expense of die sinking is reduced, shortens opening period, shortens the construction cycle of end product, reduce production cost, achieve many things at one stroke.
Description
Technical field
The utility model is related to display technology field, more particularly to a kind of single-piece set backlight and display device.
Background technology
In LCDs, backlight is the important technology point of the subjective display effect of relation display screen.The back of the body of single-piece set
Light source, in order that the fastness of backlight integrated model, typically all in positive and negative Design Orientation post or can fix barricade, but by
The material used in light guide plate is PC, PC material transparents, after backlight is lighted, and positive and negative locating dowel or positioning barricade have Lou
Optical phenomenon.Light leak can not only influence appearance, and can influence the display effect of display screen, but currently without preferably replacing
Leakage problem is solved for material.The problem of prior art is in order to solve light leak, two pieces nested structure is made by backlight, exist with
Lower shortcoming：
(1) mould will open 2 sets, be divided into plastic frame mould and light-conducting board mold, be fabricated separately, and be finally assemblied at together.
(2) it is 2 molds due to what is opened, so die cost is high, general die sinking expense is all in 10000~13000 yuan, chi
Very little big die sinking expense can reach 13000~20000 yuan.
(3) opening period is long, has typically all had influence on the construction cycle of end product at 15~20 days.
(4) make backlight unit price high, typically can all be higher by 15%.
Utility model content
In view of this, one of the technical problems to be solved in the utility model is to provide a kind of single-piece set backlight, structure
Simply, cost is low, good shading effect, the problem of solving single-piece set backlight locating dowel light leak.
The utility model solves above-mentioned technical problem by following technological means：
Single-piece of the present utility model covers backlight, including light source, light guide plate, even smooth film, reflectance coating and locating dowel, described even
Light film is arranged on light guide plate upper surface, and the reflectance coating is arranged on light guide plate lower surface, and the light guide plate is provided with locating dowel, institute
State locating dowel to be integrally formed with light guide plate, the even smooth film is provided with positioning hole, and the positioning hole is engaged with locating dowel will be even
Light film is laid on light guide plate, and the shading piece that light-proof material is made is provided with the locating dowel outer peripheral face, and the shading piece is complete
Face covering parcel locating dowel.
Further, in addition to bound edge film, the side that the bound edge film is wrapped circumferentially around light guide plate, even smooth film and reflectance coating are constituted
Face.
Further, shading piece is the body that the one end open other end is closed.
Further, the shading piece is connected on even smooth film by encapsulant closing.
Further, shading piece is black silicone tube.
Further, the encapsulant is black silica gel.
Further, the locating dowel is cylinder.
Further, the locating dowel polygonal prism shape.
Further, a diameter of 0.5mm-5.0mm of the locating dowel, is highly 1.0mm-8mm, black silicone tube internal diameter
0.5mm-5.0mm, external diameter is 1.5mm-6mm.
The utility model also includes a kind of display device, including above-mentioned single-piece set backlight.
The beneficial effects of the utility model：
Single-piece of the present utility model covers backlight, including light guide plate, even smooth film, reflectance coating and locating dowel, the even smooth film
Light guide plate upper surface is arranged on, the reflectance coating is arranged on light guide plate lower surface, and the light guide plate is provided with locating dowel, described fixed
Position post is integrally formed with light guide plate, and the even smooth film is provided with positioning hole, and the positioning hole is engaged with locating dowel by even smooth film
It is laid on light guide plate, the shading piece that light-proof material is made is provided with the locating dowel outer peripheral face, the shading piece covers comprehensively
Lid parcel locating dowel.Shading piece is completely covered locating dowel and wrapped, and is not in the phenomenon of locating dowel light leak, solves single-piece
The problem of covering backlight locating dowel light leak.It is simple in construction, good shading effect, and a set of light-conducting board mold is only opened, without making two pieces
Set, reduces the expense of die sinking, shortens opening period, shortens the construction cycle of end product, reduces production cost, many at one stroke
.
Brief description of the drawings
The utility model is further described with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model.
Embodiment
The utility model is described in detail below with reference to accompanying drawing, as shown in Figure 1：
A kind of single-piece set backlight of the present utility model, including light source, light guide plate 1, even smooth film 2, reflectance coating 3 and locating dowel
4, the even smooth film 2 is arranged on the upper surface of light guide plate 1, and the reflectance coating 3 is arranged on the lower surface of light guide plate 1, the light guide plate 1
Provided with locating dowel 4, the locating dowel 4 is integrally formed with light guide plate 1, the even smooth film 2 be provided with positioning hole, the positioning hole with
Locating dowel 4, which is engaged, is laid on even smooth film 2 on light guide plate 1, is made in the outer peripheral face of locating dowel 4 provided with light-proof material
Shading piece 5, locating dowel 4 is wrapped up in covering to the shading piece 5 comprehensively.Parcel locating dowel is covered comprehensively using shading piece, due to shading
Part is light-proof material, can prevent light from being spilt from the position of locating dowel, good shading effect.Single-piece of the present utility model covers backlight
Source, simple in construction, good shading effect, the problem of solving single-piece set backlight locating dowel light leak, and only open a set of light guide plate
Mould, mould takes general at 5000~6500 yuan, without making two-piece-dress, reduces the expense of die sinking, shortens opening period, die sinking
7~10 days cycles.The construction cycle of end product is shortened, production cost is reduced, achieved many things at one stroke.
In order to prevent light from being spilt from the side of light guide plate, bound edge film 6 is also provided with, bound edge film 6 is wrapped circumferentially around light guide plate
1st, the side that even smooth film 2 and reflectance coating 3 are constituted.Bound edge film can both prevent light guide plate side light leak, can also play blast
Effect.Bound edge film is made up of black light-proof material.
Expose gap generation light leakage phenomena to prevent shading piece to be moved, shading piece 5 closes solid by encapsulant
It is scheduled on even smooth film 2, it is to avoid light leak.
Locating dowel can make cylinder or multi-edge column-shaped, and shading piece 5 is the body that the one end open other end is closed, shading
The locating dowel of cylinder or multi-edge column-shaped is entangled carry out shading by part 5, is sealed in interface using black silica gel, after silica gel solidification
Shading piece good fixing effect, will not be moved, and seamless printing opacity realizes the effect of complete shading.Shading piece can use black
Shading pipe, black is light tight, and the effect of shading is good.A diameter of 0.5mm-5.0mm of cylindrical locating dowel, is highly 1.0mm-
8mm, black silicone tube internal diameter 0.5mm-5.0mm, external diameter is 1.5mm-6mm.Shading pipe uses black silicone tube, and silicone tube has
Flexibility, makes liquid crystal display have the space of buffering when mounted, makes liquid crystal display stress more balanced, prevents from being damaged.Shading pipe can also
It is soft black rubber pipe or black plastic pipe.
Light source is located between reflectance coating and light guide plate, general to use LED diodes, LED diodes can using SMD or
Direct insertion structure.
The utility model additionally provides a kind of display device, and the display device includes single-piece as described above and covers backlight.
The display device can be：Liquid crystal panel, Electronic Paper, oled panel, LCD TV, liquid crystal display, DPF, hand
Any product or part with display function such as machine, tablet personal computer.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (10)
1. a kind of single-piece covers backlight, including light source, light guide plate (1), even smooth film (2), reflectance coating (3) and locating dowel (4), described
Even smooth film (2) is arranged on light guide plate (1) upper surface, and the reflectance coating is arranged on light guide plate lower surface, the light guide plate (1) and set
There is locating dowel (4), the locating dowel (4) is integrally formed with light guide plate (1), the even smooth film (2) is provided with positioning hole, described fixed
Position hole is engaged with locating dowel (4) is laid on even smooth film (2) on light guide plate (1), it is characterised in that：In the locating dowel (4)
Outer peripheral face is provided with the shading piece (5) that light-proof material is made, and locating dowel (4) is wrapped up in covering to the shading piece (5) comprehensively.
2. single-piece as claimed in claim 1 covers backlight, it is characterised in that：Also include bound edge film (6), the bound edge film (6)
It is wrapped circumferentially around the side that light guide plate (1), even smooth film (2) and reflectance coating (3) are constituted.
3. single-piece as claimed in claim 1 covers backlight, it is characterised in that：The shading piece (5) is the one end open other end
The body of closing.
4. single-piece as claimed in claim 1 covers backlight, it is characterised in that：The shading piece (5) is closed by encapsulant
It is connected on even smooth film (2).
5. single-piece as claimed in claim 3 covers backlight, it is characterised in that：The shading piece (5) is black silicone tube.
6. single-piece as claimed in claim 4 covers backlight, it is characterised in that：The encapsulant is black silica gel.
7. single-piece as claimed in claim 5 covers backlight, it is characterised in that：The locating dowel (4) is cylinder.
8. single-piece as claimed in claim 5 covers backlight, it is characterised in that：Locating dowel (4) the polygonal prism shape.
9. single-piece as claimed in claim 7 covers backlight, it is characterised in that：A diameter of 0.5mm- of the locating dowel (4)
5.0mm, is highly 1.0mm-8mm, black silicone tube internal diameter 0.5mm-5.0mm, and external diameter is 1.5mm-6mm.
10. display device, it is characterised in that：Backlight is covered including the single-piece described in one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720092880.9U CN206400228U (en) | 2017-01-22 | 2017-01-22 | A kind of single-piece set backlight and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720092880.9U CN206400228U (en) | 2017-01-22 | 2017-01-22 | A kind of single-piece set backlight and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206400228U true CN206400228U (en) | 2017-08-11 |
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ID=59517810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720092880.9U Active CN206400228U (en) | 2017-01-22 | 2017-01-22 | A kind of single-piece set backlight and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206400228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208897A (en) * | 2019-05-23 | 2019-09-06 | 惠州市德赛西威汽车电子股份有限公司 | A kind of vehicle-mounted TFT display backlight structure |
-
2017
- 2017-01-22 CN CN201720092880.9U patent/CN206400228U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208897A (en) * | 2019-05-23 | 2019-09-06 | 惠州市德赛西威汽车电子股份有限公司 | A kind of vehicle-mounted TFT display backlight structure |
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