CN205484893U - Leaded light component, backlight unit and display device - Google Patents
Leaded light component, backlight unit and display device Download PDFInfo
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- CN205484893U CN205484893U CN201620150965.3U CN201620150965U CN205484893U CN 205484893 U CN205484893 U CN 205484893U CN 201620150965 U CN201620150965 U CN 201620150965U CN 205484893 U CN205484893 U CN 205484893U
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Abstract
The utility model provides a leaded light component, includes the light guide plate, the light guide plate is including going out the plain noodles, the frame, the frame with go out plain noodles sealing connection, quantum dot layer, quantum dot layer is located the frame with in the recess that the light -emitting shape of face becomes, sealed diaphragm, sealed diaphragm optical clear will quantum dot layer seals in the recess. Through the utility model discloses a leaded light component can be based on the better sealed quantum dot layer of on the basis of of current light guide plate. The utility model discloses a backlight unit and display device have still been provided.
Description
Technical field
This utility model belongs to field of liquid crystal display, concrete, relates to a kind of light-guide device, backlight module and display device.
Background technology
Liquid crystal display has been widely used in daily life, but the low shortcoming of liquid crystal display colour gamut is promoting people continuous
Make great efforts to improve.Quantum dot is joined in the middle of the backlight module of liquid crystal display by one of method wherein improved exactly.Quantum
Point has the advantages such as half-peak width, efficiency is high, size is controlled, and the color being very beneficial for improving liquid crystal display is shown.
The backlight module of quantum dot displays part mainly includes light source, light guide plate and is arranged on the quantum dot layer near light guide plate.
At present, the maximum difficult point of quantum dot displays part is the combination of quantum dot layer and light guide plate.This not only has influence on quantum
In the life-span of point, have an effect on the luminescent properties of backlight module.
In prior art, relatively common quantum dot layer set-up mode mainly includes two kinds, and one is to set at the incidence surface of light guide plate
Put Quantum Dot Glass pipe；It is two for arrange quantum dot diaphragm near the exiting surface of light guide plate.The former is due to close to light source, easily
Being affected by the temperature of light source causes the life-span relatively low, and the latter needs the factor of edge sealing owing to cutting after quantum dot diaphragm large-scale production,
Not only edge sealing cost is high, and edge sealing poor effect.
Therefore, problem quantum dot diaphragm being set for light guide plate surface, it is necessary to improve further.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of light-guide device, it is possible to produce more preferable oxygen barrier water proof effect.
This utility model provides a kind of light-guide device, and including light guide plate, described light guide plate includes exiting surface；Frame, described frame with
Described exiting surface is tightly connected；Quantum dot layer, described quantum dot layer is positioned in the groove of described frame and the formation of described exiting surface；Close
Sealer sheet, described seal membrane optical clear, described quantum dot layer is sealed in described groove.
Preferably, it is connected by fluid sealant between described frame with described exiting surface.
Preferably, described frame and described exiting surface contact width scope are 2mm-10mm.
Preferably, described frame is network structure, and described frame includes external frame limit and interior sash limit, described interior sash limit optical clear.
Preferably, quantum dot layer includes the dispersed macromolecular material having quantum dot.
Preferably, described quantum dot layer also includes diffusion particle, is evenly dispersed in described macromolecular material.
Preferably, described seal membrane is positioned at described inside grooves.
Preferably, described seal membrane is positioned at outside described groove.
This utility model also proposed a kind of backlight module, and described backlight module includes light-guide device as above and is adjacent to institute
State the light source of light-guide device.
This utility model also proposed a kind of display device, including display panels and backlight module as above.
Compared with prior art, have the advantages that can be at base by light-guide device of the present utility model for this utility model
On the basis of existing light guide plate, reduce quantum dot and extraneous contact area, make quantum dot be more less easily accessible to steam and
Oxygen, improves the life-span of quantum dot.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of embodiment of backlight module in this utility model；
Fig. 2 is the decomposing schematic representation of a kind of embodiment of light-guide device in this utility model；
Fig. 3 be in this utility model light-guide device along axis E E ' partial schematic diagram of a kind of embodiment in cross section；
Fig. 4 be in this utility model light-guide device along axis E E ' partial schematic diagram of a kind of embodiment in cross section.
Detailed description of the invention
Below in conjunction with this utility model embodiment, the technical scheme in this utility model embodiment is described in detail,
Obviously, described embodiment is only a part of embodiment of this utility model rather than whole embodiment.Based on this
Embodiment in utility model, it is all that those of ordinary skill in the art are obtained on the premise of not making creative work
Other embodiments, broadly fall into this utility model protection domain.
The utility model discloses a kind of display device, including backlight module 100 and display panels.As it is shown in figure 1, the back of the body
Light module 100 includes light source 102 and the light-guide device 104 of neighbouring light source 102.The backlight module 100 of the present invention is side entering type
Or carry on the back into formula.
As in figure 2 it is shown, light-guide device 104 includes light guide plate 106, frame 108, quantum dot layer 110 and seal membrane 112.
Light guide plate 104 includes incidence surface 114, exiting surface 116 and the light path between incidence surface 114 and exiting surface 116.Frame
108 are connected by fluid sealant with exiting surface 116.Quantum dot layer 110 is positioned in the groove of exiting surface 116 and frame 108 composition.
Seal membrane 112 is positioned at above quantum dot layer 110, and quantum dot layer 110 is sealed in what exiting surface 116 and frame 108 formed
In groove.
In a preferred embodiment, frame 108 is square, and frame limit is arranged on the adjacent edges of exiting surface 116.Frame 108
It is 2mm-10mm with the contact width scope of exiting surface 116.
In a preferred embodiment, frame 108 is in network structure, including the inside inside external frame limit and externally-located frame limit
Frame limit.Interior sash limit is the most transparent.The refractive index on interior sash limit is essentially identical with light guide plate.In each grid in frame 108
It is filled with quantum dot layer.
In one preferred embodiment, frame 108 is in network structure.Preferably, a part of grid is filled green light quantum point,
Filling red light quantum point in a part of grid, red light quantum point layer and green light quantum point layer are alternately.A concrete enforcement
In example, the grid of 50% arranges red light quantum point layer 110, the grid of 50% arranges green light quantum point layer 110.
In one preferred embodiment, frame 108 is square, and quantum dot layer 110 includes red light quantum point and green light quantum point.
The thickness range of quantum dot layer 110 is 0.2mm-2mm.
In a preferred embodiment, backlight module 100 also includes reflector plate, arranges the back side of exiting surface 116, for anti-
It is mapped to the light reached bottom backlight module, improves the utilization rate of light.
In a preferred embodiment, backlight module 100 also includes some blooming pieces, is arranged on going out of light-guide device 104
Above bright finish 104.
In one preferred embodiment, the hole that seal membrane 112 contacts with light guide plate 106 uses sealant sealing.This
Fluid sealant mentioned in utility model and seal membrane are respectively provided with oxygen barrier water proof function.Preferably, seal membrane or sealing
The composition material of glue includes epoxy resin.
In this utility model, the form of seal membrane 112 has two kinds.One way in which is as it is shown on figure 3, seal membrane 112
It is connected with frame 108 by fluid sealant, is positioned at outside groove；Another way as shown in Figure 4, seal membrane 112 also by
Fluid sealant is connected with frame 108, is positioned at inside grooves.
As it is shown on figure 3, quantum dot layer 110 of the present utility model includes macromolecular material 118, is dispersed in macromolecular material
Quantum dot 120 and diffusion particle 122.Macromolecular material 118 include silicone rubber, acrylic resin, polymethacrylate resin,
One or more in epoxy acrylate, urethane acrylate, polyether acrylate, polyester acrylate.Preferably,
Macromolecular material 118 is without shadow glue.Polyethylene Glycol segment is had, without shadow it is highly preferred that connect on the part on quantum dot 120 surface
Glue is acrylic polymer compound, can be effectively improved quantum dot without the concentration in shadow glue, make the quantum dot layer ultimately formed
Thinner.Macromolecular material 118 of the present utility model is formed through light initiation polymerization solidification by the macromolecular material presoma of liquid,
Quantum dot 120 and diffusion particle 122 are dispersed in the macromolecular material predecessor of liquid, are being filled into light guide plate 106 and frame
Solidify through light initiation polymerization after 108 grooves formed, thus be integrally forming with light guide plate 106, frame 108.So can be effective
Air-out and moisture.The refractive index of macromolecular material 118 is identical with the refractive index of light guide plate 106.
In order to clearly show structure of the present utility model, in accompanying drawing, part-structure amplifies, and does not affect of the present utility model
Explanation.
Although the technical solution of the utility model has been done elaboration in greater detail and has enumerated by inventor, it will be appreciated that for this
For skilled person, above-described embodiment is modified and/or flexible or employing equivalent replacement scheme is obvious,
All can not depart from the essence of this utility model spirit, the term occurred in this utility model is for technical solutions of the utility model
Illustrate and understand, can not constitute restriction of the present utility model.
Claims (10)
1. a light-guide device, it is characterised in that including:
Light guide plate, described light guide plate includes exiting surface；
Frame, described frame is tightly connected with described exiting surface；
Quantum dot layer, described quantum dot layer is positioned in the groove of described frame and the formation of described exiting surface；
Seal membrane, described seal membrane optical clear, described quantum dot layer is sealed in described groove.
Light-guide device the most according to claim 1, it is characterised in that: it is connected by fluid sealant between described frame with described exiting surface.
Light-guide device the most according to claim 1, it is characterised in that: described frame and described exiting surface contact width scope are 2mm 10mm.
Light-guide device the most according to claim 1, it is characterised in that: described frame is network structure, and described frame includes external frame limit and interior sash limit, described interior sash limit optical clear.
Light-guide device the most according to claim 1, it is characterised in that: quantum dot layer includes the dispersed macromolecular material having quantum dot.
Light-guide device the most according to claim 5, it is characterised in that: described quantum dot layer also includes diffusion particle, is evenly dispersed in described macromolecular material.
Light-guide device the most according to claim 1, it is characterised in that: described seal membrane is positioned at described inside grooves.
Light-guide device the most according to claim 1, it is characterised in that: described seal membrane is positioned at outside described groove.
9. a backlight module, it is characterised in that described backlight module includes light-guide device as described in arbitrary in claim 18 and the light source of light-guide device as described in being adjacent to.
10. a display device, it is characterised in that described display device includes display panels and backlight module as described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620150965.3U CN205484893U (en) | 2016-02-29 | 2016-02-29 | Leaded light component, backlight unit and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620150965.3U CN205484893U (en) | 2016-02-29 | 2016-02-29 | Leaded light component, backlight unit and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205484893U true CN205484893U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620150965.3U Active CN205484893U (en) | 2016-02-29 | 2016-02-29 | Leaded light component, backlight unit and display device |
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| Country | Link |
|---|---|
| CN (1) | CN205484893U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106855648A (en) * | 2017-02-04 | 2017-06-16 | 苏州星烁纳米科技有限公司 | Quantum dot polarization element, backlight module and liquid crystal display device |
| CN114265141A (en) * | 2021-12-23 | 2022-04-01 | 武汉华星光电技术有限公司 | Light guide plate, backlight module and display device |
-
2016
- 2016-02-29 CN CN201620150965.3U patent/CN205484893U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106855648A (en) * | 2017-02-04 | 2017-06-16 | 苏州星烁纳米科技有限公司 | Quantum dot polarization element, backlight module and liquid crystal display device |
| CN114265141A (en) * | 2021-12-23 | 2022-04-01 | 武汉华星光电技术有限公司 | Light guide plate, backlight module and display device |
| CN114265141B (en) * | 2021-12-23 | 2023-10-03 | 武汉华星光电技术有限公司 | Light guide plate, backlight module and display device |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |