CN205844707U - The metal rack of a kind of backlight, backlight and liquid crystal display module - Google Patents
The metal rack of a kind of backlight, backlight and liquid crystal display module Download PDFInfo
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- CN205844707U CN205844707U CN201620852787.9U CN201620852787U CN205844707U CN 205844707 U CN205844707 U CN 205844707U CN 201620852787 U CN201620852787 U CN 201620852787U CN 205844707 U CN205844707 U CN 205844707U
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- backlight
- metal rack
- glue frame
- guide plate
- light guide
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Abstract
The utility model discloses the metal rack of a kind of backlight, backlight and liquid crystal display module.This metal rack includes four sides of a bottom surface and described bottom surface periphery, and described backlight has source ends, and described metal rack is at least provided with black light-absorption layer on the inner surface of two sides adjacent with source ends.This metal rack can realize the narrow frame of backlight and show, the edge of the backlight employing this metal rack does not haves the bad phenomenon of bright border, and display effect is more preferable.
Description
Technical field
This utility model relates to field of backlights, particularly relates to the metal rack of a kind of backlight, backlight and liquid crystal display
Module.
Background technology
Along with liquid crystal display module develops towards narrow frame direction, the design to current backing structure proposes new wanting
Ask, in the case of the narrow frame of design at present, mainly glue frame and brake sack are carried out narrow limitization and processes, wherein, brake sack
Limit Width is 0.5-0.6mm, and glue frame width is 0.5mm, but, the molding difficulty of narrow limit glue frame strengthens, to mould processing, note
Molded requirement improves, and owing to glue frame width is narrow, the softest, assemble difficulty and strengthen, be easily broken off；And brake sack width
After diminishing, production difficulty strengthens.It is thus desirable to change the design structure of backlight, realize the backlight knot of narrower frame further
Structure.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, this utility model provides the metal rack of a kind of backlight, backlight
And liquid crystal display module.This metal rack can realize the narrow frame of backlight and show, employs the limit of the backlight of this metal rack
Edge does not haves the bad phenomenon of bright border, and display effect is more preferable.
Technical problem to be solved in the utility model is achieved by the following technical programs:
The metal rack of a kind of backlight, including a bottom surface and four sides of described bottom surface periphery, described backlight
Having source ends, described metal rack is at least provided with black light-absorption layer on the inner surface of two sides adjacent with source ends.
Further, described black light-absorption layer is arranged on the inner surface of the two sides adjacent with source ends or arranges
On the inner surface of its excess-three side in addition to source ends side or be arranged on the surface of whole metal rack.
Further, described black light-absorption layer is black ink or black material.
A kind of backlight, the light guide plate including above-mentioned metal rack, being arranged in described metal rack, is arranged on described leaded light
Glue frame bar between incidence surface and the metal rack of plate, the luminous organ being arranged between described glue frame bar and the incidence surface of light guide plate
Part.
Further, described backlight is away from being also equipped with glue frame between light guide plate and the metal rack of luminescent device one end
Bar.
Further, described glue frame bar or passes through Shooting Technique by institute by sticking double faced adhesive tape in described metal rack
State glue frame bar and metal rack integral forming.
Further, described glue frame bar is provided with brake sack.
Further, the exiting surface of described light guide plate is provided with at least one blooming.
Further, described light guide plate is provided with reflector plate away from the side of exiting surface.
A kind of liquid crystal display module, including above-mentioned backlight.
This utility model has the advantages that this metal rack is black by arranging on its surface or whole surface
Color light-absorption layer, prevents the light in the narrow frame backlight source eliminating part glue frame by the offside reflection of metal rack, causes the back of the body
The edge of light source occurs that the bad phenomenon of bright border occurs, and its display effect is more preferable.
Accompanying drawing explanation
The schematic diagram of the metal rack of the backlight that Fig. 1 provides for this utility model；
Fig. 2 is the profile of A-A and B-B of the metal rack shown in Fig. 2；
Another schematic diagram of the metal rack of the backlight that Fig. 3 provides for this utility model；
Fig. 4 is the profile of C-C and D-D of the metal rack shown in Fig. 3；
The structure chart of the backlight that Fig. 5 provides for this utility model；
Fig. 6 is the profile of E-E and F-F of the backlight shown in Fig. 5；
Fig. 7 is another profile of E-E and F-F of the backlight shown in Fig. 5；
Another structure chart of the backlight that Fig. 8 provides for this utility model；
Fig. 9 is the profile of G-G and F-F of the backlight shown in Fig. 8；
Figure 10 is another profile of G-G and F-F of the backlight shown in Fig. 8；
The back view of the backlight that Figure 11 this utility model provides；
The liquid crystal display module that Figure 12 provides for this utility model.
Detailed description of the invention
With embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment 1
As Figure 1-4, the metal rack 1 of a kind of backlight, including four around a bottom surface 11 and described bottom surface 11
Individual side 12, described backlight has source ends, and described metal rack 1 is at least at the inner surface of the two sides 12 adjacent with source ends
On be provided with black light-absorption layer 13.
Inner surface in described side 12 is provided with black light-absorption layer 13, is possible to prevent narrow frame backlight source removing glue frame
After, light is irradiated to produce on the side 12 of described metal rack 1 reflective, causes backlight edge the unfavorable condition of bright line occur.
Wherein, as shown in Figures 3 and 4, described black light-absorption layer 13 is arranged on the interior table of the two sides 12 adjacent with source ends
On face, it is adaptable to eliminate the narrow frame backlight source of the both sides glue frame adjacent with source ends；Or, as illustrated in fig. 1 and 2, described
Black light-absorption layer 13 is arranged on the inner surface of its excess-three side 12 in addition to source ends side, it is adaptable to eliminate except source ends
The narrow frame backlight source of its excess-three side glue frame outside side；Or, described black light-absorption layer 13 is arranged on the table of whole metal rack 1
Face, it is adaptable to first two situation, is both provided with black light-absorption layer 13 by the surface of whole metal rack 1, mainly black in view of it
The processing technology of color light-absorption layer 13 is more convenient.
Described black light-absorption layer 13 is ink or black material.
The making of black light-absorption layer 13 can be formed by spray coating black ink, it is also possible to by plating/electrophoresis black material
Material is formed, or uses other mode to do black to retroreflective regions or the integral surface of described metal rack 1.
Embodiment 2
As shown in Figure 11-Figure 5, a kind of backlight, including the metal rack 1 described in embodiment one, it is arranged in described metal rack 1
Light guide plate 2, glue frame bar 3 between the incidence surface being arranged on described light guide plate 2 and metal rack 1, be arranged on described glue frame bar 3 and
Luminescent device 4 between the incidence surface of light guide plate 2.
Described backlight is away from being also equipped with glue frame bar 3 between light guide plate 2 and the metal rack 1 of luminescent device 4 one end.
Specifically include two kinds of situations:
(1) its excess-three side glue frame eliminated in addition to luminescent device 4 side as shown in Figures 9 and 10, only retain luminous organ
The backlight of part 4 side glue frame bar 3, the inner surface of employing its excess-three side 12 in addition to source ends side as illustrated in fig. 1 and 2
On be equipped with the metal rack 1 of black light-absorption layer 13, prevented left and right and the top of narrow frame backlight by black light-absorption layer 13
Bright line occurs；
(2) eliminating the both sides glue frame adjacent with luminescent device 4, remain luminescent device 4 side as shown in Figures 6 and 7
And the backlight of the side glue frame bar 3 relative with luminescent device 4, use the two sides adjacent with source ends as shown in Figures 3 and 4
The inner surface of 12 is provided with the metal rack 1 of black light-absorption layer 13, is prevented the limit, left and right of narrow frame backlight by black light-absorption layer 13
There is bright line in edge.
As shown in Figure 6 and 9, described glue frame bar 3 passes through sticking double faced adhesive tape in described metal rack 1；Or such as Fig. 7 and 10 institute
Show, by Shooting Technique by described glue frame bar 3 and metal rack 1 integral forming, as shown in figure 11, at the back of the body of described metal rack 1
Face is provided with some through holes 14 for integrated injection moulding.
It is provided with brake sack 5, if being only provided with glue frame bar 3 in luminescent device 4 side, the most only in luminescence on described glue frame bar 3
Device 4 side is provided with brake sack (as shown in Figures 9 and 10)；If luminescent device 4 side and the side relative with luminescent device 4 are all provided with
There is glue frame bar 3, be then equipped with brake sack 5(such as Fig. 6 and 7 institute in luminescent device 4 side and the side relative with luminescent device 4
Show)；Described brake sack 5 is black and white glue or black glue, and outside side is black flour, inside side be black flour, flour or
Other faces, preferably black flour such as silver face, its surface has viscosity, is used for defining backlight vision area.
At least one blooming 6, in the present embodiment, the exiting surface of light guide plate 2 it is provided with on the exiting surface of described light guide plate 2
Being disposed with diffusion barrier 61, lower bright enhancement film 62 and upper bright enhancement film 63, wherein particular type and the quantity of blooming 6 can be according to not
Depending on same demand, should not be limited with the present embodiment, certainly, the exiting surface of light guide plate 2 can also be not provided with blooming 6.
Described luminescent device 4 connects has FPC 7, one end of described FPC 7 to stretch to backlight extension, and by two-sided gluing
It is attached on glue frame bar 3, is used for connecting external power source；The other end extends to light guide plate 2, and by sticking double faced adhesive tape to light guide plate 2
On.
Described light guide plate 2 is provided with reflector plate 8 away from the side of exiting surface, and described luminescent device 4 preferably but is not limited to
LED。
Embodiment 3
As shown in figure 12, a kind of liquid crystal display module, including the backlight described in embodiment 2, and it is successively set on
Display floater 10 on described backlight and contact panel 9, described backlight and display floater 10 (being included: left and right by side
Dual-side, left and right and three sides relative with luminescent device 4, four side) the upper adhesive 15 stickup fixing composition liquid covered
Brilliant display module, described adhesive 15 includes glue, UV glue, adhesive tape or other adhesive, described contact panel 9 and display floater
10 is fixing by optical cement stickup.
Embodiment described above only have expressed embodiment of the present utility model, and it describes more concrete and detailed, but also
Therefore the restriction to this utility model the scope of the claims can not be interpreted as, as long as using equivalent or the form institute of equivalent transformation
The technical scheme obtained, all should fall within protection domain of the present utility model.
Claims (10)
1. a metal rack for backlight, including a bottom surface and four sides of described bottom surface periphery, it is characterised in that institute
Stating backlight and have source ends, described metal rack is at least provided with black on the inner surface of two sides adjacent with source ends
Light-absorption layer.
The metal rack of backlight the most according to claim 1, it is characterised in that described black light-absorption layer is arranged on and light
On the inner surface of the two sides that source is adjacent or be arranged on the inner surface of its excess-three side in addition to source ends side or
Person is arranged on the surface of whole metal rack.
The metal rack of backlight the most according to claim 1, it is characterised in that described black light-absorption layer is black ink
Or black material.
4. a backlight, it is characterised in that include arbitrary described metal rack in claim 1-3, be arranged on described metal
Light guide plate in frame, the glue frame bar between the incidence surface being arranged on described light guide plate and metal rack, be arranged on described glue frame bar and
Luminescent device between the incidence surface of light guide plate.
Backlight the most according to claim 4, it is characterised in that described backlight is away from the light guide plate of luminescent device one end
And between metal rack, it is also equipped with glue frame bar.
6. according to the backlight described in claim 4 or 5, it is characterised in that described glue frame bar passes through sticking double faced adhesive tape described
By described glue frame bar and metal rack integral forming in metal rack or by Shooting Technique.
7. according to the backlight described in claim 4 or 5, it is characterised in that be provided with brake sack on described glue frame bar.
Backlight the most according to claim 4, it is characterised in that be provided with at least one light on the exiting surface of described light guide plate
Learn film.
Backlight the most according to claim 4, it is characterised in that described light guide plate is provided with instead away from the side of exiting surface
Penetrate sheet.
10. a liquid crystal display module, it is characterised in that include arbitrary described backlight in claim 4-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620852787.9U CN205844707U (en) | 2016-08-09 | 2016-08-09 | The metal rack of a kind of backlight, backlight and liquid crystal display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620852787.9U CN205844707U (en) | 2016-08-09 | 2016-08-09 | The metal rack of a kind of backlight, backlight and liquid crystal display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205844707U true CN205844707U (en) | 2016-12-28 |
Family
ID=57617803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620852787.9U Active CN205844707U (en) | 2016-08-09 | 2016-08-09 | The metal rack of a kind of backlight, backlight and liquid crystal display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205844707U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107065302A (en) * | 2017-05-04 | 2017-08-18 | 厦门天马微电子有限公司 | Framework, backlight module and display device |
| WO2018196292A1 (en) * | 2017-04-25 | 2018-11-01 | 京东方科技集团股份有限公司 | Backlight structure and display device |
| WO2018223431A1 (en) * | 2017-06-07 | 2018-12-13 | 武汉华星光电技术有限公司 | Backlight module and display device |
| CN110095902A (en) * | 2019-05-21 | 2019-08-06 | 武汉华星光电技术有限公司 | A kind of display module and electronic device |
| US10401551B2 (en) | 2017-06-07 | 2019-09-03 | Wuhan China Star Optoelectronics Technology Co., Ltd | Backlight module and display device |
-
2016
- 2016-08-09 CN CN201620852787.9U patent/CN205844707U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018196292A1 (en) * | 2017-04-25 | 2018-11-01 | 京东方科技集团股份有限公司 | Backlight structure and display device |
| CN107065302A (en) * | 2017-05-04 | 2017-08-18 | 厦门天马微电子有限公司 | Framework, backlight module and display device |
| WO2018223431A1 (en) * | 2017-06-07 | 2018-12-13 | 武汉华星光电技术有限公司 | Backlight module and display device |
| US10401551B2 (en) | 2017-06-07 | 2019-09-03 | Wuhan China Star Optoelectronics Technology Co., Ltd | Backlight module and display device |
| CN110095902A (en) * | 2019-05-21 | 2019-08-06 | 武汉华星光电技术有限公司 | A kind of display module and electronic device |
| CN110095902B (en) * | 2019-05-21 | 2024-02-09 | 武汉华星光电技术有限公司 | Display module and electronic device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |