CN206411377U - Straight-down negative quantum dot backlight module and display - Google Patents
Straight-down negative quantum dot backlight module and display Download PDFInfo
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- CN206411377U CN206411377U CN201621459253.6U CN201621459253U CN206411377U CN 206411377 U CN206411377 U CN 206411377U CN 201621459253 U CN201621459253 U CN 201621459253U CN 206411377 U CN206411377 U CN 206411377U
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- quantum dot
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- backlight module
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Abstract
The utility model provides a kind of straight-down negative quantum dot backlight module and display, including backboard and located at the lamp bar of backboard inside bottom surface, lamp bar includes substrate and the lamp bead on substrate, lamp bar also includes the lampshade covered in lamp bead, the bottom surface of lampshade opens up fluted, lamp bead is located in groove, is provided with lampshade in the accommodating cavity for making the lampshade be in hollow structure, accommodating cavity and is filled with quantum dot.The light that the lamp bead for the straight-down negative quantum dot backlight module that the utility model is provided is sent its light after lampshade can uniformly be broken up, simultaneously after the quantum dot in lampshade, the colour gamut that light is shown can reach 100%, it is simple in construction, easily install, and the structure of lampshade all round closure can also prevent quantum dot cadmium material from revealing.
Description
Technical field
The utility model belongs to lighting technical field, and in particular to a kind of straight-down negative quantum dot backlight module and use should
The display of straight-down negative quantum dot backlight module.
Background technology
With making constant progress for technology, the mankind are for the requirement more and more higher of display, definition to display, also
The colorful one vividness also requires that more and more higher.In display use technology of quantum dots, can cause colour gamut reach 100% with
On, color is more abundant, bright-coloured and true to nature.Quantum dot displays in the market use side entering type quantum dot backlight
LED lamp bead in module, lamp bar sends blue light, and lamp bar is provided with support, and the glass tube for filling quantum dot is injected in support, LED
The blue light that lamp bead is sent is irradiated on light guide plate by Quantum Dot Glass Guan Houzai, so as to realize 100% colour gamut.This side entering type
Costly, structure is more complicated for the material of quantum dot backlight module, and glass tube is very easy to fracture, causes scrappage high, and
And injury of the quantum dot cadmium material leaked to human body is also very big.
Utility model content
The purpose of this utility model is to provide a kind of straight-down negative quantum dot backlight module, it is intended to solve existing side entering type
Quantum dot back light module unit structure is complicated, scrappage is high and easily occurs the problem of quantum dot cadmium material is revealed.
To achieve the above object, the technical solution adopted in the utility model is：A kind of straight-down negative quantum dot backlight mould is provided
Group, including backboard and the lamp bar located at the backboard inside bottom surface, the lamp bar include substrate and the lamp on the substrate
Pearl, the lamp bar also includes the lampshade covered in the lamp bead, and the bottom surface of the lampshade opens up fluted, and the lamp bead is located at
It is provided with the groove, in the lampshade in the accommodating cavity for making the lampshade be in hollow structure, the accommodating cavity and is filled with quantum dot.
Further, if being bonded with dry glue angle on the bottom surface of the lampshade, the Jiao Jiao and the base plate bonding.
Further, the lampshade is transparent hemispherical, and the groove is the hemispherical concentric with the lampshade.
Further, the lamp bead is at the centre of sphere of the groove.
Further, the accommodating cavity is in the hemispherical shell concentric with the lampshade.
Further, the lamp bead is blue LED lamp.
Further, the lamp bead is uniformly distributed in the lamp bar.
Further, in addition to the reflector plate of the backboard inside bottom surface is fixedly mounted on, some lamp bars are located at institute
State side of the reflector plate away from the backboard.
Further, in addition to be sequentially stacked on diffusion sheet of the lamp bar away from the reflector plate side, diffusion barrier and
Center.
The beneficial effect for the straight-down negative quantum dot backlight module that the utility model is provided is：Compared with prior art, originally
Lampshade is covered with the lamp bead of utility model straight-down negative quantum dot backlight module, lamp bead is in the groove of lampshade bottom surface, lampshade
The structure of all round closure and boring forms the accommodating cavity of the lampshade, and quantum dot, lamp bead hair are filled in the accommodating cavity
The light gone out its light after lampshade can uniformly be broken up, while after the quantum dot in lampshade, the colour gamut that light is shown
100% can be reached.This design is not only simple in construction, easily installs, and the structure of lampshade all round closure can also prevent quantum
Point cadmium material leakage.
Another object of the present utility model is to provide a kind of display, and the display includes the above-mentioned straight-down negative quantum dot back of the body
Optical mode group, in addition to liquid crystal module on the straight-down negative quantum dot backlight module and for fixing the liquid crystal module
Surface frame.
The beneficial effect for the display that the utility model is provided is：Compared with prior art, the utility model display
Employ above-mentioned straight-down negative quantum dot backlight module, the backlight module can provide uniform light and colour gamut reach 100% face
Light source, this area source passes to liquid crystal module so that the picture color that liquid crystal module is shown is more abundant, bright-coloured and forces
Very.
Brief description of the drawings
The straight-down negative quantum dot backlight module lamp bar structural representation that Fig. 1 provides for the utility model embodiment；
Fig. 2 is the partial enlarged drawing at Fig. 1 B；
Fig. 3 be Fig. 1 in line A-A sectional structure chart；
The configuration schematic diagram for the display that Fig. 4 provides for the utility model embodiment.
Embodiment
In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are more clearly understood, with
Lower combination drawings and Examples, the utility model is further elaborated.It should be appreciated that specific reality described herein
Example is applied only to explain the utility model, is not used to limit the utility model.
Also referring to Fig. 1 to Fig. 4, now the straight-down negative quantum dot backlight module that the utility model is provided is illustrated.
The straight-down negative quantum dot backlight module, including backboard 10 and the lamp bar 20 located at the inside bottom surface of backboard 10, lamp bar 20 include base
Plate 21 and it is used for luminous lamp bead 22 on substrate 21, lamp bar 20 also includes the lampshade 23 covered in lamp bead 22, lampshade 23
Bottom surface open up fluted 231, lamp bead 22 is located in groove 231, accommodating cavity 232 is provided with lampshade 23, so that the lampshade 23 is in
Quantum dot is filled with hollow structure, accommodating cavity 232.The light beam that lamp bead 22 is sent is injected in groove 231 first, then by lampshade
23 the first side wall 233 carries out breaing up for the first sub-beams so that light beam becomes uniform, then again by the quantum in lampshade 23
Point so that light beam is converted into the light beam with 100% colour gamut, is finally carried out second by the second sidewall 234 of lampshade 23 again
Light beam is broken up so that light beam further becomes uniform.
Compared with prior art, lampshade 23 is covered with the lamp bead 22 of the utility model straight-down negative quantum dot backlight module,
Lamp bead 22 causes lampshade 23 that hollow knot is presented in lampshade 23 in the groove 231 of the bottom surface of lampshade 23 provided with accommodating cavity 232
Structure, the filling quantum dot in accommodating cavity 232, the light that lamp bead 22 is sent its light after lampshade 23 can uniformly be broken up, together
When after the quantum dot in lampshade 23, the colour gamut that light is shown can reach 100%.This design is not only simple in construction, easily
Install, and can prevent quantum dot cadmium material from revealing.
Further, referring to Fig. 3, in the present embodiment, if being bonded with dry glue angle 24 on the bottom surface of lampshade 23, glue angle 24
Bonded with substrate 21, be fixed using glue angle 24 and on the one hand serve fixed effect, still further aspect also causes lampshade 23 to tear open
Unload and be easier.
Further, also referring to Fig. 1 to 3, in the present embodiment, the quality of lampshade 23 is transparent, is shaped as half
Spherical, groove 231 is the hemispherical concentric with lampshade 23, so the first side wall 233 and second sidewall 234 is all presented
The spherical form of depression, when light beam is broken up by spherical surface, along its direction of the light beam propagated perpendicular to spherical surface direction
Constant, so that the translucency of lampshade 23 is more preferably, light is more sufficient.
Further, referring to Fig. 3, in the present embodiment, lamp bead 22 is at the centre of sphere of groove 231 so that lamp bead 22
It is distributed on the first side wall 233, after lampshade 23, the light source uniformity sent is more preferable the homogenizer sent.
Further, referring to Fig. 3, in the present embodiment, accommodating cavity 232 is in the hemispherical shell concentric with lampshade 23, is held
Putting chamber 232, radial width is equal everywhere, so that groove 231, the first side wall 233, accommodating cavity 232, second sidewall 234 are uniform with one heart
Symmetrical structure, the light beam that lamp bead 22 is sent after lampshade 23 can light source from performance to the equally distributed colour gamut 100% of surrounding.Enter
One step, referring to Fig. 3, in the present embodiment, lamp bead 22 is blue LED lamp, this blue-ray LED without Jing Guo any processing
The blue light that lamp is sent, after quantum dot, can be transformed into the light of the colour gamut 100% with different wave length by quantum dot.
Further, referring to Fig. 1, in the present embodiment, lamp bead 22 is evenly distributed in lamp bar 20, lamp bar 20 can be sent out
Go out equally distributed light source, so that the area source that straight-down negative quantum dot backlight module is sent is more uniform.
Further, referring to Fig. 4, in the present embodiment, straight-down negative quantum dot backlight module also includes being fixedly mounted on
The reflector plate 30 of the inside bottom surface of backboard 10, some lamp bars 20 are located at side of the reflector plate 30 away from backboard 10.Some lamp bars 20 are sent out
Go out the spot light being evenly distributed, the light beam propagated to the direction of backboard 10 carries out reflexing to the straight-down negative quantum dot back of the body by reflector plate 30
The light direction of optical mode group, so as to strengthen light emission rate so that light is more sufficient.
Further, referring to Fig. 4, in the present embodiment, straight-down negative quantum dot backlight module also includes being sequentially stacked on
Diffusion sheet 40 of the lamp bar 20 away from the side of reflector plate 30, diffusion barrier 50 and center 60, the effect of diffuser plate is reduction lamp bead 22 institute
The bright band function of generation, so as to further improve light source uniformity, the effect of diffusion barrier 50 be cover bright band that lamp bead 22 produces,
Correct the angle of light beam so that distribution of light sources is evenly.Diffusion barrier 50, diffusion sheet 40 are fixed on backboard 10 by center 60.
The utility model also provides a kind of display.Referring to Fig. 4, display includes above-mentioned straight-down negative quantum dot backlight mould
Group, in addition to the liquid crystal module 70 on straight-down negative quantum dot backlight module and the surface frame 80 for fixing liquid crystal module 70.
Compared with prior art, the display that the utility model is provided employs above-mentioned straight-down negative quantum dot backlight module,
The backlight module can provide uniform light and colour gamut reach 100% area source, this area source passes to liquid crystal module 70,
So that the picture color that liquid crystal module 70 is shown is more abundant, bright-coloured and true to nature.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. straight-down negative quantum dot backlight module, including backboard and the lamp bar located at the backboard inside bottom surface, the lamp bar include
Substrate and the lamp bead on the substrate, it is characterised in that：The lamp bar also includes the lampshade covered in the lamp bead, institute
The bottom surface for stating lampshade opens up fluted, and the lamp bead is located in the groove, and being provided with the lampshade makes the lampshade be in hollow knot
Quantum dot is filled with the accommodating cavity of structure, the accommodating cavity.
2. straight-down negative quantum dot backlight module as claimed in claim 1, it is characterised in that：It is bonded with the bottom surface of the lampshade
If dry glue angle, the Jiao Jiao and the base plate bonding.
3. straight-down negative quantum dot backlight module as claimed in claim 1, it is characterised in that：The lampshade is transparent hemisphere
Shape, the groove is the hemispherical concentric with the lampshade.
4. straight-down negative quantum dot backlight module as claimed in claim 3, it is characterised in that：The lamp bead is located at the groove
At the centre of sphere.
5. straight-down negative quantum dot backlight module as claimed in claim 3, it is characterised in that：The accommodating cavity be in and the lampshade
Concentric hemispherical shell.
6. straight-down negative quantum dot backlight module as claimed in claim 1, it is characterised in that：The lamp bead is blue LED lamp.
7. the straight-down negative quantum dot backlight module as described in claim any one of 1-6, it is characterised in that：The lamp bead is uniformly divided
It is distributed in the lamp bar.
8. straight-down negative quantum dot backlight module as claimed in claim 7, it is characterised in that：Also include being fixedly mounted on the back of the body
The reflector plate of plate inside bottom surface, some lamp bars are located at side of the reflector plate away from the backboard.
9. straight-down negative quantum dot backlight module as claimed in claim 8, it is characterised in that：Also include being sequentially stacked on the lamp
Diffusion sheet, diffusion barrier and center of the bar away from the reflector plate side.
10. display, it is characterised in that：Including the straight-down negative quantum dot backlight module described in claim 1-9, in addition to located at
Liquid crystal module on the straight-down negative quantum dot backlight module and the surface frame for fixing the liquid crystal module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621459253.6U CN206411377U (en) | 2016-12-28 | 2016-12-28 | Straight-down negative quantum dot backlight module and display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621459253.6U CN206411377U (en) | 2016-12-28 | 2016-12-28 | Straight-down negative quantum dot backlight module and display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206411377U true CN206411377U (en) | 2017-08-15 |
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ID=59551845
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621459253.6U Active CN206411377U (en) | 2016-12-28 | 2016-12-28 | Straight-down negative quantum dot backlight module and display |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227291A (en) * | 2018-02-01 | 2018-06-29 | 京东方科技集团股份有限公司 | A kind of colored filter, its production method, display panel and display device |
| CN108488693A (en) * | 2018-03-28 | 2018-09-04 | 武汉华星光电技术有限公司 | The production method of Mini LED backlights module and phosphor film layer |
| CN112485945A (en) * | 2020-11-27 | 2021-03-12 | 广东长虹电子有限公司 | Novel quantum dot structure backlight module for liquid crystal display television |
-
2016
- 2016-12-28 CN CN201621459253.6U patent/CN206411377U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227291A (en) * | 2018-02-01 | 2018-06-29 | 京东方科技集团股份有限公司 | A kind of colored filter, its production method, display panel and display device |
| CN108227291B (en) * | 2018-02-01 | 2022-04-12 | 京东方科技集团股份有限公司 | Color filter, manufacturing method thereof, display panel and display device |
| CN108488693A (en) * | 2018-03-28 | 2018-09-04 | 武汉华星光电技术有限公司 | The production method of Mini LED backlights module and phosphor film layer |
| US10859240B2 (en) | 2018-03-28 | 2020-12-08 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Mini light emitting diode backlight module and manufacturing method of fluorescent film layer |
| CN112485945A (en) * | 2020-11-27 | 2021-03-12 | 广东长虹电子有限公司 | Novel quantum dot structure backlight module for liquid crystal display television |
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