CN204785834U - Straight following formula backlight unit and LCD - Google Patents
Straight following formula backlight unit and LCD Download PDFInfo
- Publication number
- CN204785834U CN204785834U CN201520372646.2U CN201520372646U CN204785834U CN 204785834 U CN204785834 U CN 204785834U CN 201520372646 U CN201520372646 U CN 201520372646U CN 204785834 U CN204785834 U CN 204785834U
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- Prior art keywords
- mode set
- down straight
- straight aphototropism
- aphototropism mode
- quantum dot
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Abstract
The utility model discloses a straight following formula backlight unit, quantum dot pipe above straight following formula backlight unit includes the board that is shaded, locates the light source on the board in a poor light and locates the light source, the quantum dot pipe includes the body, locates the quantum dot in the body and locates the light path controlling diaphragm that the body outer wall is used for controlling the light path trend. The utility model also discloses a LCD. The utility model discloses straight following formula backlight unit side light leak has been prevented.
Description
Technical field
The utility model relates to display technology field, particularly relates to down straight aphototropism mode set and liquid crystal display.
Background technology
As everyone knows, along with the development of backlight Display Technique, the market share amount of direct-type backlight Display Technique is increasing.Usually adopt LED lamp bar as the light source of backlight module in prior art, because LED lamp bar being all direct projections going out in optical range, easily causing the phenomenon of side light leak, therefore needing improvement badly.
Foregoing only understands the technical solution of the utility model for auxiliary, does not represent and admits that foregoing is prior art.
Utility model content
Main purpose of the present utility model is to provide a kind of down straight aphototropism mode set and liquid crystal display, is intended to prevent down straight aphototropism mode set side light leak.
To achieve these goals, the utility model provides a kind of down straight aphototropism mode set, described down straight aphototropism mode set comprises backlight, is located at the light source in backlight and is located at the quantum dot pipe above light source, and described quantum dot pipe comprising body, being located at the quantum dot in body and being located at tube wall for controlling the light path control film of light path trend.
Preferably, described body is transparent glass tube, and described body is fixedly connected with described backlight.
Preferably, described light source comprises some blue LED lamp bars be arranged in parallel.
Preferably, described in each root, quantum dot pipe correspondence is arranged at directly over each root blue LED lamp bar.
Preferably, described light path control film is that film silk-screen pastes, and described film silk-screen pastes the outer wall of the described body of parcel, and is adhesively fixed with described body and is connected.
Preferably, described film silk-screen sticks and is provided with some silk-screens point, and when described quantum dot pipe is fixedly connected with described backlight, described some silk-screen points are positioned at the both sides of described body.
Preferably, described down straight aphototropism mode set also comprises diffuser plate and optical diaphragm group; Described diffuser plate is located in described backlight, for supporting described optical diaphragm group.
Preferably, described down straight aphototropism mode set also comprises reflector plate, and described reflector plate is fitted with described backlight and is fixedly connected with, and described light source is between described reflector plate and described diffuser plate.
In addition, for achieving the above object, the utility model also provides a kind of liquid crystal display, described liquid crystal display comprises down straight aphototropism mode set, described down straight aphototropism mode set comprises backlight, is located at the light source in backlight and is located at the quantum dot pipe above light source, and described quantum dot pipe comprising body, being located at the quantum dot in body and being located at tube wall for controlling the light path control film of light path trend.
The utility model embodiment by arranging quantum dot pipe above light source, and the quantum dot of the light utilizing light source to send to quantum dot pipe excites, and makes quantum dot produce white light, think that liquid crystal display provides light source; Control by arranging light path control film on tube wall the trend that quantum dot produces white light simultaneously, thus effectively can prevent the phenomenon of down straight aphototropism mode set side light leak.In addition the white light produced due to quantum dot pipe is compared with common direct-type backlight, and the efficiency of light energy utilization is higher, and can provide more high-octane red and green light spectrum, makes whole liquid crystal display reach the effect of a high-light-energy utilization rate, high color displays.
Accompanying drawing explanation
Fig. 1 is the detonation configuration schematic diagram of the utility model down straight aphototropism mode set one embodiment;
Fig. 2 is the package assembly schematic diagram of quantum dot pipe in Fig. 1.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of down straight aphototropism mode set, see figures.1.and.2, in one embodiment, the quantum dot pipe 30 that this down straight aphototropism mode set comprises backlight 10, is located at the light source 20 in backlight 10 and is located at above light source 20, described quantum dot pipe 30 comprising body 31, being located at the quantum dot 32 in body and being located at body 31 outer wall for controlling the light path control film 33 of light path trend.
The down straight aphototropism mode set that the utility model embodiment provides is mainly used in liquid crystal display, and particularly, what quantum dot 32 was subject to light source excites generation white light, the object of direct-type backlight, to light whole liquid crystal display.In the present embodiment, above-mentioned light source 20 is blue light source, and blue LED lamp can be adopted to carry out luminescence, to reduce the consumption of electric energy.
The structure of above-mentioned light path control film 33 can be arranged according to actual needs, in the present embodiment, preferably, can be prevented the light direct beam of the side of quantum dot pipe 30, cause light leak by the specific structure of silk-screen.
The utility model embodiment by arranging quantum dot pipe 30 above light source 20, and the quantum dot 32 of the light utilizing light source 20 to send to quantum dot pipe 30 excites, and makes quantum dot 32 produce white light, thinks that liquid crystal display provides light source; Control by arranging light path control film on body 31 outer wall the trend that quantum dot 32 produces white light simultaneously, thus effectively can prevent the phenomenon of down straight aphototropism mode set side light leak.In addition the white light produced due to quantum dot pipe 30 is compared with common direct-type backlight, and the efficiency of light energy utilization is higher, and can provide more high-octane red and green light spectrum, makes whole liquid crystal display reach the effect of a high-light-energy utilization rate, high color displays.
It should be noted that the structure of above-mentioned tubular body 31 can be arranged according to actual needs, in the present embodiment, preferably, above-mentioned tubular body 31 is transparent glass tube, and described body 31 is fixedly connected with described backlight 10.
In the present embodiment, preferably, above-mentioned tubular body 31 cross section radially can ovalize, and namely body 31 is Elliptic Cylinder, and body 31 is provided with the cavity of accommodating quantum dot 32.
Further, described light source 20 comprises some blue LED lamp bars be arranged in parallel.
In the present embodiment, above-mentioned quantum dot pipe 30 is corresponding with blue LED lamp bar to be arranged, and preferably, quantum dot pipe 30 correspondence described in each root is arranged at directly over each root blue LED lamp bar.Excite corresponding quantum dot pipe 30 to carry out luminescence by each blue LED lamp bar, thus reach the backlight of quantum dot pipe 30 as down straight aphototropism mode set is used.
Be understandable that, the mode that structure and itself and body 31 of above-mentioned light path control film 33 are fixed all can be arranged according to actual needs, in the present embodiment, preferably, above-mentioned light path control film 33 is the subsides of film silk-screen, described film silk-screen pastes the outer wall of the described body 31 of parcel, and is adhesively fixed with described body 31 and is connected.
In the present embodiment, in order to prevent down straight aphototropism mode set side light leak, above-mentioned film silk-screen sticks and is provided with some silk-screens point 331, and when described quantum dot pipe 30 is fixedly connected with described backlight 10, described some silk-screen points 331 are positioned at the both sides of described body 31.It should be noted that the arrangement mode of above-mentioned some silk-screen points 331 can be arranged according to actual needs, in the present embodiment, preferably, this some silk-screen points 331 arrangement in dot matrix.
After quantum dot 32 excites generation white light by light source 20, the light of sidepiece will incide on silk-screen point 331 through body 31, scatter out after the refraction and reflection of silk-screen point 331, thus avoid extraneous light direct projection out, to cut down the amount of light of side, reach the object preventing side light leak.
Particularly, diffuser plate 40 and optical diaphragm group 50 is also comprised in down straight aphototropism mode set; Described diffuser plate 40 is located in described backlight 10, for supporting described optical diaphragm group 50.Above-mentioned down straight aphototropism mode set also comprises reflector plate 60, and described reflector plate 60 is fitted with described backlight 10 and is fixedly connected with, and described light source 20 is between described reflector plate 60 and described diffuser plate 40.It should be noted that the structure of above-mentioned optical diaphragm group 50 can be arranged according to actual needs, such as in the present embodiment, this optical diaphragm group 50 can comprise increment film, diffusion barrier etc.
The utility model also provides a kind of liquid crystal display, and this liquid crystal display comprises down straight aphototropism mode set, and the structure of this down straight aphototropism mode set can refer to above-described embodiment, does not repeat them here.Naturally, the liquid crystal display due to the present embodiment have employed the technical scheme of above-mentioned down straight aphototropism mode set, and therefore this liquid crystal display has all beneficial effects of above-mentioned down straight aphototropism mode set.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. a down straight aphototropism mode set, comprise backlight, the light source be located in backlight, it is characterized in that, also comprise the quantum dot pipe be located at above light source, described quantum dot pipe comprising body, being located at the quantum dot in body and being located at tube wall for controlling the light path control film of light path trend.
2. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, described body is transparent glass tube, and described body is fixedly connected with described backlight.
3. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, described light source comprises some blue LED lamp bars be arranged in parallel.
4. down straight aphototropism mode set as claimed in claim 3, is characterized in that, described in each root, quantum dot pipe correspondence is arranged at directly over each root blue LED lamp bar.
5. the down straight aphototropism mode set as described in any one of Claims 1-4, is characterized in that, described light path control film is that film silk-screen pastes, and described film silk-screen pastes the outer wall of the described body of parcel, and is adhesively fixed with described body and is connected.
6. down straight aphototropism mode set as claimed in claim 5, it is characterized in that, described film silk-screen sticks and is provided with some silk-screens point, and when described quantum dot pipe is fixedly connected with described backlight, described some silk-screen points are positioned at the both sides of described body.
7. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, described down straight aphototropism mode set also comprises diffuser plate and optical diaphragm group; Described diffuser plate is located in described backlight, for supporting described optical diaphragm group.
8. down straight aphototropism mode set as claimed in claim 7, it is characterized in that, described down straight aphototropism mode set also comprises reflector plate, and described reflector plate is fitted with described backlight and is fixedly connected with, and described light source is between described reflector plate and described diffuser plate.
9. a liquid crystal display, is characterized in that, comprises the down straight aphototropism mode set according to any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520372646.2U CN204785834U (en) | 2015-06-02 | 2015-06-02 | Straight following formula backlight unit and LCD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520372646.2U CN204785834U (en) | 2015-06-02 | 2015-06-02 | Straight following formula backlight unit and LCD |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204785834U true CN204785834U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520372646.2U Expired - Fee Related CN204785834U (en) | 2015-06-02 | 2015-06-02 | Straight following formula backlight unit and LCD |
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| Country | Link |
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| CN (1) | CN204785834U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842708A (en) * | 2017-03-14 | 2017-06-13 | 宜昌景晟科技有限公司 | One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly |
-
2015
- 2015-06-02 CN CN201520372646.2U patent/CN204785834U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842708A (en) * | 2017-03-14 | 2017-06-13 | 宜昌景晟科技有限公司 | One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20190602 |