CN204494220U - A kind of down straight aphototropism mode set - Google Patents
A kind of down straight aphototropism mode set Download PDFInfo
- Publication number
- CN204494220U CN204494220U CN201520181843.6U CN201520181843U CN204494220U CN 204494220 U CN204494220 U CN 204494220U CN 201520181843 U CN201520181843 U CN 201520181843U CN 204494220 U CN204494220 U CN 204494220U
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- backboard
- mode set
- down straight
- aphototropism mode
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Abstract
The utility model relates to back light model setting technology field, particularly relate to a kind of down straight aphototropism mode set, comprise backboard, light source, diffuser plate and supporting construction, backboard has a bottom surface and an opening surface, diffuser plate has an incidence surface, diffuser plate incidence surface and backboard bottom surface be arranged in parallel and form mixed light space, light source and supporting construction are all arranged on side, backboard bottom surface and are positioned at described mixed light space, supporting construction comprises the first cylinder, second cylinder and elastic construction, second cylinder is located on backboard bottom surface, second cylinder one end is fixed by fixture and backboard bottom surface opposite side, the second cylinder other end is connected with first cylinder one end by banking stop, the first cylinder other end is used for supporting diffusion plate towards diffuser plate incidence surface, elastic construction is arranged between banking stop and backboard bottom surface.The utility model structure is simple, reasonable in design, backlight illumination even, effectively improves down straight aphototropism mode set hickie or locus coeruleus phenomenon, is conducive to the impact resistance of backlight of display device module.
Description
Technical field
The utility model relates to back light model setting technology field, particularly relates to a kind of down straight aphototropism mode set.
Technical background
At present, liquid crystal module many employings TFT-LCD technology of flat-panel screens application.TFT-LCD is inactive mode luminescence display, usually provides uniform system brightness by white light down straight aphototropism mode set (Backlight Module), then obtains abundant color displays through colored filter (Color Filter).
Existing white light backlight module can be divided into side entering type and the large class of straight-down negative two.As shown in Figure 1, traditional down straight aphototropism mode set, comprise backboard 01, light source 02, diffuser plate 03 and supporting construction 04, it is interior and parallel with backboard 01 bottom surface that described diffuser plate 03 is arranged on backboard 01, form mixed light space 05 between described diffuser plate 03 and backboard 01, described light source 02 and supporting construction 04 to be all arranged on backboard 01 bottom surface and to be positioned at described mixed light space 05; Described supporting construction 04 is for supporting diffusion plate 03 and be arranged on diffuser plate 03 glazing department of the Chinese Academy of Sciences material, ensures the height in mixed light space 05 simultaneously.Because light source is generally in array distribution, therefore needs design mixed light space to ensure the coupling of light, thus uniform backlight is provided.As shown in Figure 2, it is stressed in order to reduce that traditional supporting construction 04 strong point and diffuser plate 03 form a spacing H, but this designs the height simultaneously reduced in the assurable mixed light space of supporting construction 04; Under static condition, because traditional supporting construction 04 has identical spacing H, the strong point of supporting construction 04 one end is all identical with the distance of diffuser plate 03 incidence surface.As shown in Figure 3, vibrated or when being impacted at backlight module, by supporting construction 04 limited amount that the diffuser plate 03 that supports and optics portion material are urged to, stressed supporting construction 04 quantity is very few, the strong point impulsive force of these supporting constructions 04 can be caused to become large, thus easily cause the picture anomalies such as display screen hickie, locus coeruleus, even cause display screen to break.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provide a kind of backlight illumination evenly, can avoid producing the picture such as hickie or locus coeruleus anomaly, be conducive to the down straight aphototropism mode set promoting backlight module impact resistance.
For achieving the above object, the utility model is by the following technical solutions:
A kind of down straight aphototropism mode set, it comprises backboard, light source, diffuser plate and supporting construction, described backboard has a bottom surface and an opening surface, described diffuser plate has an incidence surface, described diffuser plate incidence surface and backboard bottom surface be arranged in parallel and form a mixed light space, described light source and supporting construction are all arranged on side, backboard bottom surface and are positioned at described mixed light space, described supporting construction comprises the first cylinder, second cylinder and elastic construction, described second cylinder is located on backboard bottom surface, second cylinder one end is fixed by fixture and backboard bottom surface opposite side, the second cylinder other end is connected with first cylinder one end by banking stop, the described first cylinder other end is used for supporting diffusion plate towards diffuser plate incidence surface, described elastic construction is arranged between banking stop and backboard bottom surface.
As preferably, it also comprises reflector plate, and described reflector plate is arranged between elastic construction and backboard bottom surface.
As preferably, it also comprises reflector plate, and described reflector plate is arranged between banking stop and elastic construction, and the corresponding elastic construction of described reflector plate is provided with the lug boss holding elastic construction.
As preferably, described second cylinder is arranged in the upright projection district of the first cylinder.
As preferably, described second cylinder is two or more, is evenly distributed on outside the upright projection district of the first cylinder.
As preferably, described elastic construction is spring or shell fragment.
As preferably, described elastic construction is by metal material moulding.
As preferably, described first cylinder and the second cylinder shaping by transparent plastic material.
As preferably, described light source is a plurality of, forms array and is fixed on backboard bottom surface.
The utility model adopts above technical scheme, the light that described diffuser plate incidence surface sends for receiving light source, in diffuser plate exiting surface forming surface light source; And the optics portion material of backlight module is arranged at diffuser plate exiting surface side, for mixed light and luminance raising; The mixed light space formed between described backboard bottom surface and diffuser plate incidence surface, for array light source mixed light to obtain the distribution of uniform area source; Described supporting construction is arranged between backboard bottom surface and diffuser plate incidence surface, for ensureing the stable of mixed light spatial separation.The present invention is under static condition, and supporting construction reduces the interval of its contact point and diffuser plate, thus ensure that mixed light spatial altitude, is conducive to the realization of backlight illumination uniformity; And the present invention vibrated or be hit state time, owing to being provided with elastic construction between banking stop and backboard bottom surface, the contact point of supporting construction and diffuser plate is when suffering oppression, the contact point retraction of supporting construction, form Elastic Contact, reduce the stressed of supporting construction contact point, thus promote backlight module impact resistance.The utility model structure is simple, reasonable in design, backlight illumination even, effectively improves down straight aphototropism mode set hickie or locus coeruleus phenomenon, is conducive to the impact resistance of backlight of display device module.
Accompanying drawing explanation
Now by reference to the accompanying drawings the utility model is further elaborated:
Fig. 1 is traditional down straight aphototropism mode set structural representation;
Fig. 2 is traditional down straight aphototropism mode set supporting construction static condition structural representation;
Fig. 3 is traditional down straight aphototropism mode set supporting construction crash situation structural representation;
Fig. 4 is the utility model down straight aphototropism mode set embodiment 1 structural representation;
Fig. 5 is the utility model down straight aphototropism mode set embodiment 2 structural representation;
Fig. 6 is the utility model down straight aphototropism mode set embodiment 3 structural representation.
Detailed description of the invention
As shown in one of Fig. 4-6, the utility model comprises backboard 1, light source 2, diffuser plate 3 and supporting construction 4, described backboard 1 has a bottom surface and an opening surface, described diffuser plate 3 has an incidence surface, described diffuser plate 3 incidence surface and backboard 1 bottom surface be arranged in parallel and form a mixed light space 5, described light source 2 and supporting construction 4 are all arranged on side, backboard 1 bottom surface and are positioned at described mixed light space 5, described supporting construction 4 comprises the first cylinder 41, second cylinder 42 and elastic construction 43, described second cylinder 42 is located on backboard 1 bottom surface, second cylinder 42 one end is fixed by fixture 44 and backboard 1 bottom surface opposite side, second cylinder 42 other end is connected with first cylinder 41 one end by banking stop 45, described first cylinder 41 other end is used for supporting diffusion plate 3 towards diffuser plate 3 incidence surface, described elastic construction 43 is arranged between banking stop 45 and backboard 1 bottom surface.
Described second cylinder 42 is arranged in the upright projection district of the first cylinder 41.
Described elastic construction 43 is spring or shell fragment.
Described elastic construction 43 is by metal material moulding.
Described first cylinder 41 and the second cylinder 42 shaping by transparent plastic material.
Described light source 2 is a plurality of, forms array and is fixed on backboard 1 bottom surface.
Embodiment 1: as shown in Figure 4, the utility model also comprises reflector plate 6, and described reflector plate 6 is arranged between elastic construction 43 and backboard 1 bottom surface.
Embodiment 2: as shown in Figure 5, the utility model also comprises reflector plate 6, and described reflector plate 6 is arranged between banking stop 45 and elastic construction 43, and the corresponding elastic construction 43 of described reflector plate 6 is provided with the lug boss 61 holding elastic construction 43.
Embodiment 3: as shown in Figure 6, described second cylinder 42 is two or more, is evenly distributed on outside the upright projection district of the first cylinder 41.
The present invention vibrated or be hit state time, owing to being provided with elastic construction between banking stop and backboard bottom surface, the contact point of supporting construction and diffuser plate is when suffering oppression, the contact point retraction of supporting construction, form Elastic Contact, reduce the stressed of supporting construction contact point, thus promote backlight module impact resistance; And the present invention is under static condition, supporting construction eliminates the interval of its contact point and diffuser plate, namely directly contacts with diffuser plate incidence surface, thus ensure that mixed light spatial altitude, be conducive to the realization of backlight illumination uniformity.
More than describe and should not have any restriction to protection domain of the present utility model.
Claims (8)
1. a down straight aphototropism mode set, comprise backboard, light source, diffuser plate and supporting construction, described backboard has a bottom surface and an opening surface, described diffuser plate has an incidence surface, described diffuser plate incidence surface and backboard bottom surface be arranged in parallel and form a mixed light space, described light source and supporting construction are all arranged on side, backboard bottom surface and are positioned at described mixed light space, it is characterized in that: described supporting construction comprises the first cylinder, second cylinder and elastic construction, described second cylinder is located on backboard bottom surface, second cylinder one end is fixed by fixture and backboard bottom surface opposite side, the second cylinder other end is connected with first cylinder one end by banking stop, the described first cylinder other end is used for supporting diffusion plate towards diffuser plate incidence surface, described elastic construction is arranged between banking stop and backboard bottom surface.
2. a kind of down straight aphototropism mode set according to claim 1, is characterized in that: it also comprises reflector plate, and described reflector plate is arranged between elastic construction and backboard bottom surface.
3. a kind of down straight aphototropism mode set according to claim 1, is characterized in that: it also comprises reflector plate, and described reflector plate is arranged between banking stop and elastic construction.
4. a kind of down straight aphototropism mode set according to claim 1, is characterized in that: described second cylinder is arranged in the upright projection district of the first cylinder.
5. a kind of down straight aphototropism mode set according to claim 1, is characterized in that: described second cylinder is two or more, is evenly distributed on outside the upright projection district of the first cylinder.
6. a kind of down straight aphototropism mode set according to claim 1, is characterized in that: described elastic construction is spring or shell fragment.
7. a kind of down straight aphototropism mode set according to claim 1, is characterized in that: described elastic construction is by metal material moulding.
8. a kind of down straight aphototropism mode set according to claim 1, is characterized in that: described first cylinder and the second cylinder shaping by transparent plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520181843.6U CN204494220U (en) | 2015-03-30 | 2015-03-30 | A kind of down straight aphototropism mode set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520181843.6U CN204494220U (en) | 2015-03-30 | 2015-03-30 | A kind of down straight aphototropism mode set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204494220U true CN204494220U (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520181843.6U Expired - Fee Related CN204494220U (en) | 2015-03-30 | 2015-03-30 | A kind of down straight aphototropism mode set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204494220U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938270A (en) * | 2016-05-20 | 2016-09-14 | 青岛海信电器股份有限公司 | Backlight module and liquid crystal display device |
| CN109163227A (en) * | 2018-08-31 | 2019-01-08 | 惠州市华星光电技术有限公司 | Down straight aphototropism mode set and light emitting diode matrix |
| CN109739052A (en) * | 2019-02-22 | 2019-05-10 | 惠州市华星光电技术有限公司 | A kind of backboard, backlight module and display device |
| CN110007801A (en) * | 2019-04-12 | 2019-07-12 | 广州视源电子科技股份有限公司 | Diffusion plate supporting assembly and direct type backlight module |
| US10683992B2 (en) | 2018-08-31 | 2020-06-16 | Huizhou China Star Optoelectronics Technology Co., Ltd. | Direct-type backlight module and LED array |
| CN112684634A (en) * | 2020-12-29 | 2021-04-20 | Oppo广东移动通信有限公司 | Backlight module and electronic equipment |
-
2015
- 2015-03-30 CN CN201520181843.6U patent/CN204494220U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938270A (en) * | 2016-05-20 | 2016-09-14 | 青岛海信电器股份有限公司 | Backlight module and liquid crystal display device |
| CN109163227A (en) * | 2018-08-31 | 2019-01-08 | 惠州市华星光电技术有限公司 | Down straight aphototropism mode set and light emitting diode matrix |
| US10683992B2 (en) | 2018-08-31 | 2020-06-16 | Huizhou China Star Optoelectronics Technology Co., Ltd. | Direct-type backlight module and LED array |
| CN109739052A (en) * | 2019-02-22 | 2019-05-10 | 惠州市华星光电技术有限公司 | A kind of backboard, backlight module and display device |
| CN109739052B (en) * | 2019-02-22 | 2021-10-08 | 惠州市华星光电技术有限公司 | Back plate, backlight module and display device |
| CN110007801A (en) * | 2019-04-12 | 2019-07-12 | 广州视源电子科技股份有限公司 | Diffusion plate supporting assembly and direct type backlight module |
| CN110007801B (en) * | 2019-04-12 | 2022-09-16 | 广州视源电子科技股份有限公司 | Diffusion plate supporting assembly and direct type backlight module |
| CN112684634A (en) * | 2020-12-29 | 2021-04-20 | Oppo广东移动通信有限公司 | Backlight module and electronic equipment |
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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: 20150722 Termination date: 20170330 |