CN205844696U - Side entrance back module and liquid crystal indicator - Google Patents
Side entrance back module and liquid crystal indicator Download PDFInfo
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- CN205844696U CN205844696U CN201620677342.1U CN201620677342U CN205844696U CN 205844696 U CN205844696 U CN 205844696U CN 201620677342 U CN201620677342 U CN 201620677342U CN 205844696 U CN205844696 U CN 205844696U
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- reflective sheet
- white reflective
- black ink
- entrance back
- back module
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Abstract
This utility model relates to the technical field of backlight module, disclose a kind of side entrance back module, including five metals backboard, the white reflective sheet being layed in five metals backboard, it is layed in the light guide plate on white reflective sheet, and be arranged at the lamp bar of light guide plate side, white reflective sheet is printed with can the black ink of extinction, and black ink is positioned at the light intensity district in white reflective sheet incident side.It addition, also disclose a kind of liquid crystal indicator, it includes above-mentioned side entrance back module.The side entrance back module of this utility model embodiment proposition and liquid crystal indicator, by process black ink in the light intensity district of white reflective sheet incident side, make the light injecting light guide plate when white reflective sheet reflects, may utilize black ink extinction and weaken the light intensity district light of white reflective sheet incident side, so, light intensity district and Guang Ruo district on white reflective sheet improve light intensity relation with different reflectance, effectively eliminate lamp shadow, it is achieved that preferably macro-effect.
Description
Technical field
This utility model relates to the technical field of backlight module, particularly relates to a kind of side entrance back module and liquid crystal display
Device.
Background technology
Growing along with display device, people increasingly pursue the ultimate attainment of display device frame and narrow, so, display
The use of the lamp bead quantity in equipment backlight module gradually tails off, so so that the gap width between lamp bead and lamp bead is bigger than normal, leads
Cause backlight module incident side be easy to because of between lamp bead excesssive gap and form lamp shadow phenomenon.Here, conventional lamp bead lighting angle
Being 120 degree, different angles luminous intensity is different, material is thus formed the bright dark space of gradual change, has the position display light intensity of lamp bead, nothing
The position display light of lamp bead is weak, is the most also the formation of the lamp shadow phenomenon being interrupted.Therefore, how proposing one can avoid lamp shadow existing
The side entrance back module of elephant and liquid crystal indicator are technical problems the most urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of side entrance back module and liquid crystal indicator, it is intended to solve existing
In technology, existing side entrance back module is pursued frame narrowing and is reduced lamp bead usage amount, thus causes the gap between lamp bead
It is worth bigger than normal, in turn results in the problem that lamp shadow occurs in backlight module incident side.
This utility model embodiment provides a kind of side entrance back module, including five metals backboard, is layed in described five metals
White reflective sheet in backboard, is layed in the light guide plate on described white reflective sheet, and is arranged at described light guide plate side
Lamp bar, described white reflective sheet is printed with can the black ink of extinction, and described black ink is positioned at described white reflective sheet
Light intensity district in incident side.
Further, described lamp bar includes substrate, the multiple LED lamp bead being fixed on described substrate, and is fixed on institute
Stating the socket on substrate, described socket is electrically connected with described LED lamp bead.
Further, described black ink includes multiple and the plurality of LED lamp bead black ink dot matrix one to one,
And each described black ink dot matrix lays respectively at the light intensity district of corresponding each described LED lamp bead in described white reflective sheet incident side.
Further, described black ink dot matrix is uniformly arranged along the beam projecting direction of described LED lamp bead by close to thin.
Further, described black ink dot matrix is fan shape.
This utility model embodiment additionally provides a kind of liquid crystal indicator, and described liquid crystal indicator includes described side
Enter formula backlight module.
Based on technique scheme, side entrance back module that this utility model embodiment proposes and liquid crystal indicator,
By process black ink in the light intensity district of white reflective sheet incident side so that inject the light of light guide plate through white reflective sheet
When reflecting, may utilize black ink extinction and weaken the light intensity district light of white reflective sheet incident side, so, white reflective
Light intensity district and Guang Ruo district on sheet improve light intensity relation with different reflectance, effectively eliminate lamp shadow, it is achieved that
Preferably macro-effect.
Accompanying drawing explanation
Fig. 1 is the biopsy cavity marker devices schematic diagram of the liquid crystal indicator that this utility model embodiment proposes；
Fig. 2 is the partial structurtes schematic diagram of the side entrance back module that this utility model embodiment proposes；
Fig. 3 is the structural representation of the white reflective sheet in this utility model embodiment.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain
This utility model, is not used to limit this utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, and it can be directly separately
On one element or may be simultaneously present centering elements.When an element is known as " being connected to " another element, and it is permissible
It is directly to another element or may be simultaneously present centering elements.
It addition, also, it should be noted the orientation term such as left and right, upper and lower in this utility model embodiment, be only mutual
For relative concept or with the normal operating condition of product as reference, and should not be regarded as restrictive.Hereinafter tie
Close specific embodiment realization of the present utility model is described in detail.
As shown in Figure 1 to Figure 3, this utility model embodiment proposes a kind of side entrance back module, this side entrance back
Module includes five metals backboard 1, light guide plate 2, white reflective sheet 3 and lamp bar 4, and wherein, white reflective sheet 3 is laid on five metals backboard 1
In, light guide plate 2 is laid on white reflective sheet 3, and lamp bar 4 is fixed on the side in five metals backboard 1, and this lamp bar 4 is positioned at leaded light
The side of plate 2 and both separately, herein, light guide plate 2 is near the incident side that the side of lamp bar 4 is this light guide plate 2, it addition, in vain
Color reflector plate 3 is near the incident side that the side of lamp bar 4 is this white reflective sheet 3.It should be noted that and print on white reflective sheet 3
Be brushed with black ink 31, this black ink 31 can extinction, here, this black ink 31 is specifically printed on white reflective sheet 3
In the light intensity district of incident side, herein, light intensity district refers to be right against in white reflective sheet 3 incident side the district of the LED lamp bead of lamp bar 4
Territory, owing to light intensity district is just to LED lamp bead, therefore relative to anon-normal, to region (Ji Guangruo district), irradiated light is relatively in this region
Many.Due to process black ink 31 in the light intensity district of white reflective sheet 3 incident side so that the partial white reflector plate 3 in light intensity district
Reflectance reduction, black ink 31 absorbs some light, and the light reflected tails off, and has i.e. desalinated the light intensity of highlights, has subtracted
Weak light and shade difference, so so that the light in light intensity district and Guang Ruo district is balanced, i.e. eliminates lamp shadow phenomenon.
Based on technique scheme, the side entrance back module that this utility model embodiment proposes, by white reflective
Process black ink 31 in the light intensity district of sheet 3 incident side so that the light injecting light guide plate 2 reflects through white reflective sheet 3
Time, utilize black ink 31 extinction characteristic to weaken the light intensity district light of white reflective sheet 3 incident side, so, on white reflective sheet 3
Light intensity district and Guang Ruo district improve light intensity relation with different reflectance, thus effectively eliminate lamp shadow, Jin Ershi
Show more preferable macro-effect.
Further, in embodiment of the present utility model, with reference to Fig. 1, Fig. 2, above-mentioned lamp bar 4 includes substrate 41, multiple
LED lamp bead 42 and socket (being not drawn in accompanying drawing), wherein, substrate 41 is arranged on the side of above-mentioned light guide plate 2, and has between the two
Certain interval, multiple LED lamp bead 42 uniform intervals is had to be distributed on substrate 41 on a side surface of light guide plate 2 incident side,
It addition, socket is also secured on substrate 41 and is electrically connected with LED lamp bead 42.Certainly, according to practical situation and real needs,
In other embodiments of the present utility model, above-mentioned lamp bar 4 can be also other versions, the most uniquely limits.
Further, in embodiment of the present utility model, with reference to Fig. 2 and Fig. 3, above-mentioned black ink 31 includes multiple black
Color ink dot matrix 311, multiple black ink dot matrix 311 uniform intervals are distributed in above-mentioned white reflective sheet 3 incident side.Here,
Multiple black ink dot matrix 311 and above-mentioned multiple LED lamp bead 42 one_to_one corresponding, specifically, each black ink dot matrix 311 is respectively
It is positioned in the light intensity district of each LED lamp bead 42 of correspondence of white reflective sheet 3 incident side.Certainly, according to practical situation and demand,
In other embodiments of the present utility model, above-mentioned black ink 31 can be also other ink forms, does not the most make sole limitation.
Further, in embodiment of the present utility model, with reference to Fig. 2 and Fig. 3, above-mentioned black ink dot matrix 311 is many
Individual black oil ink dot composition array, and this black ink dot matrix 311 along above-mentioned LED lamp bead 42 beam projecting direction by close extremely
Dredge uniformly arrangement.So, further improve light intensity relation, effectively prevent lamp shadow.Certainly, according to practical situation and tool
Body demand, in other embodiments of the present utility model, above-mentioned black ink dot matrix 311 can be also other density forms, herein
Do not make sole limitation.
Further, in embodiment of the present utility model, with reference to Fig. 2 and Fig. 3, above-mentioned black ink dot matrix 311 whole
Body profile is preferably in fan shape.Certainly, according to practical situation and real needs, in other embodiments of the present utility model,
The overall profile of above-mentioned black ink dot matrix 311 also the most uniquely can limit in other shapes.
As shown in Figure 1 to Figure 3, this utility model embodiment also proposed a kind of liquid crystal indicator, and this liquid crystal display fills
Put and include above-mentioned side entrance back module.Certainly, this liquid crystal indicator also includes other components, does not the most make the most in detail
State.The liquid crystal indicator that this utility model embodiment proposes, by using above-mentioned side entrance back module, effectively prevent lamp
Shadow phenomenon, improves the macro-effect of liquid crystal indicator.
Embodiment described above, only this utility model detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in
The amendment of various equivalences, replace and improvement etc., these amendments, replace and improve and all should contain at protection model of the present utility model
Within enclosing.Therefore, protection domain of the present utility model should be as the criterion with scope of the claims.
Claims (6)
1. side entrance back module, including five metals backboard, is layed in the white reflective sheet in described five metals backboard, is layed in described
Light guide plate on white reflective sheet, and it is arranged at the lamp bar of described light guide plate side, it is characterised in that described white reflective sheet
On be printed with can the black ink of extinction, and described black ink is positioned at the light intensity district in described white reflective sheet incident side.
2. side entrance back module as claimed in claim 1, it is characterised in that described lamp bar includes substrate, is fixed on described
Multiple LED lamp bead on substrate, and it is fixed on the socket on described substrate, described socket is electrically connected with described LED lamp bead.
3. side entrance back module as claimed in claim 2, it is characterised in that described black ink includes multiple and described many
Individual LED lamp bead black ink dot matrix one to one, and each described black ink dot matrix lays respectively at described white reflective sheet and enters
The light intensity district of corresponding each described LED lamp bead on light side.
4. side entrance back module as claimed in claim 3, it is characterised in that described black ink dot matrix is along described LED
The beam projecting direction of pearl is by close to thin uniformly arrangement.
5. side entrance back module as claimed in claim 4, it is characterised in that described black ink dot matrix is fan shape.
6. liquid crystal indicator, it is characterised in that described liquid crystal indicator includes the side described in any one of claim 1 to 5
Enter formula backlight module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620677342.1U CN205844696U (en) | 2016-06-29 | 2016-06-29 | Side entrance back module and liquid crystal indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620677342.1U CN205844696U (en) | 2016-06-29 | 2016-06-29 | Side entrance back module and liquid crystal indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205844696U true CN205844696U (en) | 2016-12-28 |
Family
ID=57621948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620677342.1U Active CN205844696U (en) | 2016-06-29 | 2016-06-29 | Side entrance back module and liquid crystal indicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205844696U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110673395A (en) * | 2019-10-11 | 2020-01-10 | 深圳创维－Rgb电子有限公司 | Reflector plate manufacturing method, reflector plate and backlight module |
| WO2020253217A1 (en) * | 2019-06-19 | 2020-12-24 | 深圳市洲明科技股份有限公司 | Circuit board and display screen |
| CN112612074A (en) * | 2020-12-18 | 2021-04-06 | 合肥鑫晟光电科技有限公司 | Backlight module and display device |
-
2016
- 2016-06-29 CN CN201620677342.1U patent/CN205844696U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253217A1 (en) * | 2019-06-19 | 2020-12-24 | 深圳市洲明科技股份有限公司 | Circuit board and display screen |
| CN110673395A (en) * | 2019-10-11 | 2020-01-10 | 深圳创维－Rgb电子有限公司 | Reflector plate manufacturing method, reflector plate and backlight module |
| CN112612074A (en) * | 2020-12-18 | 2021-04-06 | 合肥鑫晟光电科技有限公司 | Backlight module and display device |
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| GR01 | Patent grant |