CN203671339U - LED arc-shaped area light source - Google Patents
LED arc-shaped area light source Download PDFInfo
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- CN203671339U CN203671339U CN201420022029.5U CN201420022029U CN203671339U CN 203671339 U CN203671339 U CN 203671339U CN 201420022029 U CN201420022029 U CN 201420022029U CN 203671339 U CN203671339 U CN 203671339U
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- lgp
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- 238000005452 bending Methods 0.000 claims description 34
- 238000001816 cooling Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 11
- 238000005286 illumination Methods 0.000 abstract description 3
- 230000001552 evening effect Effects 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005267 amalgamation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
An LED arc-shaped area light source comprises an LED lamp strip, a heat dissipating support and a light guide plate. The light guide plate is of an arc-shaped curve structure, and comprises a plane position and an arc-shaped curve position. The curve inner side of the arc-shaped curve structure is the inner side of the light guide plate, and the curve outer side of the arc-shaped curve structure is the outer side of the light guide plate. The light guide plate comprises a light source incident end. The LED lamp strip is installed at the tail end of the arc-shaped curve structure of the light guide plate, and the end, provided with the LED lamp strip, of the arc-shaped curve structure is the light incident end of the light guide plate. The heat dissipating support is arranged at the light incident end of the light source and is in lap joint with the LED lamp strip, and plays a role in fixing and supporting the whole arc-shaped area light source. The outer side of the light guide plate is provided with light guide points, and the arranging density of the light guide points at the arc-shaped curve position of the light guide plate is smaller than that of the light guide points at the plane position of the light guide plate. According to the LED arc-shaped area light source with the shape changeable, the LED area light source has the shape changeable and light-emitting evening effects, and the area light source has the illumination function and can be suitable for more occasions.
Description
Technical field
The utility model belongs to optical sensing field, relates to a kind of LED area source, specifically, relates to a kind of LED arcwall face light source.
Background technology
LED area source is the one of LED light source, has long, the feature such as volume is little of life-span, and LED spot light and conventional lamp are a kind of brand-new light-emitting modes relatively.
Traditional LED area source is planar profile light source luminescent structure, but the application scenario of LED area source is very wide, conventionally also can be applied to the occasions such as curved zig zag plane, corner, sometimes rolls over the number of bends of face and corner also more than once.The mode of polylith planar LED area source phase amalgamation is mainly taked in current this application scenario, to realize the luminous of LED area source multi-angle, but be subject to the impact at observer visual angle, this application model can not realize good light source transition, feed back in observer's eye, bending part is interrupted image, can not meet the demand of user to arcwall face light source.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, and a kind of arcwall face light source that can uniformly light-emitting is provided.
The technical solution of the utility model is: a kind of LED arcwall face light source, comprise LED lamp bar, cooling stand and LGP, LGP is arc-shaped bend structure, comprise plane place and arc-shaped bend place, the curved interior of arc-shaped bend structure is the inner side of LGP, curved outside is the outside of LGP, LGP comprises light source light inputting end, LED lamp bar is arranged on the end of LGP arc-shaped bend structure, one end of mounted LED lamp bar is the light inputting end of LGP, the light inputting end that cooling stand is arranged on light source overlaps mutually with LED lamp bar, whole arcwall face light source is played to the effect of fixed support, the arranged outside of LGP has light guiding points, and LGP plane place light guiding points is uniformly distributed, and the arranging density of LGP arc-shaped bend place light guiding points is less than the arranging density of LGP plane place LGP.
Preferably: LED lamp bar is arranged on the end of a side arc-shaped bend structure, or the end of both sides arc-shaped bend structure is provided with LED lamp bar.
Preferably: LGP is repeatedly bent.
Preferably: the bending arc radius of LGP is greater than the thickness of 5 times of LGPs.
Preferably: the arranged outside of LGP has the one side of light guiding points to be pasted with reflector plate, and the shape of reflector plate is identical with the shape of LGP.
The beneficial effects of the utility model are:
(1) the utility model combines traditional area source with optical propagation and forming light guide plate technology, design the arc LED area source that a kind of shape is changeable, make LED area source there is changeable, the luminous uniform effect of shape, make area source not only there is illumination, also there is sight, be applicable to more occasion, limitation breaks traditions.
(2) according to bending inner arc radius R >=5t (t is material thickness) in the time that bending inner arc radius is more than or equal to 5 times of material thickness size, material bending part relative thickness changes little, can ignore the varied in thickness impact that conduction produces on light that bending produces.Therefore LGP bending R angle need be greater than 5 times of light guide plate, to such an extent as to be unlikely to destroy light guiding points structure when LGP bending and molding, realize better light transmition effect.
(3) according to the propagation characteristic of light, at LGP arc fold bending, place has carried out particular design to light guiding points, and the light guiding points at LGP arc fold bending place is arranged sparse compared with the light guiding points at LGP plane place, can better realize the reflection of bending place light; Thereby the little and thin opposite side that makes luminous energy more be transferred to bending of net-pont design, what light damaged at bending part like this is less, Integral luminous is even, the transmission of light is mainly to use the optical principles such as total reflection, refraction, according to the size and dimension of LGP, through accurate net-pont design, make it luminous even.
(4) side that at LGP light guiding points is set has been installed reflector plate, and the structure of reflector plate designs according to the bending structure of LGP, plays the effect of light reflection, can realize better reflecting effect.
(5) the LED lamp bar of LGP is arranged on the end of LGP arc-shaped bend structure, each LGP has the end of two curved bend folded structures, LED lamp bar can select to be arranged on the end of a curved bend folded structure and the end of two curved bend folded structures as required, and flexible structure also can obtain better illumination effect.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model specific embodiment 1 structural representation.
Accompanying drawing 2 is the utility model specific embodiment 2 structural representations.
Accompanying drawing 3 is the utility model specific embodiment 3 structural representations.
Accompanying drawing 4 is the utility model specific embodiment 4 structural representations.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Embodiment 1
As shown in Figure 1:
A kind of LED arcwall face light source, comprise LED lamp bar 1, cooling stand 2 and LGP, LGP is arc-shaped bend structure, comprise plane place and arc-shaped bend place 6, the curved interior of arc-shaped bend structure is the inner side 3 of LGP, curved outside is the outside 4 of LGP, LGP comprises light source light inputting end, LED lamp bar 1 is arranged on the end 5 of LGP one side arc-shaped bend structure, it is the end at LGP plane place, LGP has the end 5 of two curved bend folded structures, LED lamp bar 1 is arranged on the end 5 of a curved bend folded structure in the end 5 of two curved bend folded structures of LGP, one end of mounted LED lamp bar 1 is the light inputting end of LGP, the light inputting end that cooling stand 2 is arranged on light source overlaps mutually with LED lamp bar 1, whole arcwall face light source is played to the effect of fixed support, the outside 4 of LGP is provided with light guiding points, and the arranging density of LGP arc-shaped bend place 6 light guiding points is less than the arranging density of LGP plane place LGP.The light guiding points at LGP arc fold bending place 6 is little compared with the light guiding points volume at LGP plane place.
The bending number of times of LGP is 1 time.It is 25mm that LGP bends arc radius R, and the thickness of LGP is 5mm, and LGP bends 5 times that arc radius is light guide plate, and material bending part relative thickness changes little, and the varied in thickness that can ignore bending generation is conducted the impact of generation on light.The one side that the outside 4 of LGP is provided with light guiding points is pasted with reflector plate, and the shape of reflector plate is identical with the shape of LGP.
As shown in Figure 2:
A kind of LED arcwall face light source, comprise LED lamp bar 1, cooling stand 2 and LGP, LGP is arc-shaped bend structure, comprise plane place and arc-shaped bend place 6, the curved interior of arc-shaped bend structure is the inner side 3 of LGP, curved outside is the outside 4 of LGP, LGP comprises light source light inputting end, LED lamp bar 1 is arranged on the end 5 of LGP one side arc-shaped bend structure, it is the end at LGP plane place, LGP has the end 5 of two curved bend folded structures, the end 5 of two curved bend folded structures is all provided with LED lamp bar 1, one end of mounted LED lamp bar 1 is the light inputting end of LGP, the light inputting end that cooling stand 2 is arranged on light source overlaps mutually with LED lamp bar 1, whole arcwall face light source is played to the effect of fixed support, the outside 4 of LGP is provided with light guiding points, and the arranging density of LGP arc-shaped bend place 6 light guiding points is less than the arranging density of LGP plane place LGP.
The bending number of times of LGP is 1 time.LGP bending arc radius R is 30mm,, the thickness of LGP is 3mm, LGP arc bending angle is light guide plate 10 times, material bending part relative thickness changes little, can ignore the varied in thickness impact that conduction produces on light that bending produces.The one side that the outside 4 of LGP is provided with light guiding points is pasted with reflector plate, and the shape of reflector plate is identical with the shape of LGP.
Embodiment 3
As shown in Figure 3:
A kind of LED arcwall face light source, comprise LED lamp bar 1, cooling stand 2 and LGP, LGP is arc-shaped bend structure, comprise plane place and arc-shaped bend place 6, the curved interior of arc-shaped bend structure is the inner side 3 of LGP, curved outside is the outside 4 of LGP, LGP comprises light source light inputting end, LED lamp bar 1 is arranged on the end 5 of LGP one side arc-shaped bend structure, it is the end at LGP plane place, LGP has the end 5 of two curved bend folded structures, LED lamp bar 1 is arranged on the end 5 of a curved bend folded structure in the end 5 of two curved bend folded structures of LGP, one end of mounted LED lamp bar 1 is the light inputting end of LGP, the light inputting end that cooling stand 2 is arranged on light source overlaps mutually with LED lamp bar 1, whole arcwall face light source is played to the effect of fixed support, the outside 4 of LGP is provided with light guiding points, and the arranging density of LGP arc-shaped bend place 6 light guiding points is less than the arranging density of LGP plane place LGP.
The bending number of times of LGP is 2 times.LGP bending arc radius R1 is 24mm, LGP bending arc radius R2 is 27mm, the thickness of LGP is 3mm, LGP bends 8 times that arc radius R1 is light guide plate, LGP bends 9 times that arc radius R1 is light guide plate, and material bending part relative thickness changes little, and the varied in thickness that can ignore bending generation is conducted the impact of generation on light.The one side that the outside 4 of LGP is provided with light guiding points is pasted with reflector plate, and the shape of reflector plate is identical with the shape of LGP.
Embodiment 4
As shown in Figure 4:
A kind of LED arcwall face light source, comprise LED lamp bar 1, cooling stand 2 and LGP, LGP is arc-shaped bend structure, comprise plane place and arc-shaped bend place 6, the curved interior of arc-shaped bend structure is the inner side 3 of LGP, curved outside is the outside 4 of LGP, LGP comprises light source light inputting end, LED lamp bar 1 is arranged on the end 5 of LGP one side arc-shaped bend structure, it is the end at LGP plane place, LGP has the end 5 of two curved bend folded structures, the end 5 of two curved bend folded structures is all provided with LED lamp bar 1, one end of mounted LED lamp bar 1 is the light inputting end of LGP, be that area source has two light inputting ends, the light inputting end that cooling stand 2 is arranged on light source overlaps mutually with LED lamp bar 1, whole arcwall face light source is played to the effect of fixed support, the outside 4 of LGP is provided with light guiding points, and the arranging density of LGP arc-shaped bend place 6 light guiding points is less than the arranging density of LGP plane place LGP.
The bending number of times of LGP is 2 times.LGP bending arc radius R1 is 25mm, LGP bending arc radius R2 is 30mm, the thickness of LGP is 5mm, LGP bends 5 times that arc radius R1 is light guide plate, and LGP bends 6 times that arc radius R1 is light guide plate, material bending part relative thickness changes little, can ignore the varied in thickness impact that conduction produces on light that bending produces.The one side that the outside 4 of LGP is provided with light guiding points is pasted with reflector plate, and the shape of reflector plate is identical with the shape of LGP.
Claims (5)
1. a LED arcwall face light source, comprise LED lamp bar, cooling stand and LGP, it is characterized in that: described LGP is arc-shaped bend structure, comprise plane place and arc-shaped bend place, the curved interior of arc-shaped bend structure is the inner side of LGP, curved outside is the outside of LGP, LGP comprises light source light inputting end, LED lamp bar is arranged on the end of LGP arc-shaped bend structure, one end of mounted LED lamp bar is the light inputting end of LGP, the light inputting end that cooling stand is arranged on light source overlaps mutually with LED lamp bar, whole arcwall face light source is played to the effect of fixed support, the arranged outside of LGP has light guiding points, and the arranging density of LGP arc-shaped bend place light guiding points is less than the arranging density of LGP plane place LGP.
2. LED arcwall face light source as claimed in claim 1, it is characterized in that: described LED lamp bar is arranged on the end of a side arc-shaped bend structure, or the end of both sides arc-shaped bend structure is provided with LED lamp bar.
3. LED arcwall face light source as claimed in claim 1, is characterized in that: described LGP is repeatedly bent.
4. LED arcwall face light source as claimed in claim 1, is characterized in that: the bending arc radius of described LGP is greater than the thickness of 5 times of LGPs.
5. LED arcwall face light source as claimed in claim 1, is characterized in that: the arranged outside of described LGP has the one side of light guiding points to be pasted with reflector plate, and the shape of reflector plate is identical with the shape of LGP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420022029.5U CN203671339U (en) | 2014-01-14 | 2014-01-14 | LED arc-shaped area light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420022029.5U CN203671339U (en) | 2014-01-14 | 2014-01-14 | LED arc-shaped area light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203671339U true CN203671339U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420022029.5U Expired - Lifetime CN203671339U (en) | 2014-01-14 | 2014-01-14 | LED arc-shaped area light source |
Country Status (1)
| Country | Link |
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| CN (1) | CN203671339U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742809A (en) * | 2014-01-14 | 2014-04-23 | 青岛卓英社科技有限公司 | LED arc area light source |
| WO2022000744A1 (en) * | 2020-06-28 | 2022-01-06 | 武汉华星光电技术有限公司 | Flexible backlight module and liquid crystal display panel |
| CN114325918A (en) * | 2020-09-30 | 2022-04-12 | 元太科技工业股份有限公司 | Display device and light guide plate |
-
2014
- 2014-01-14 CN CN201420022029.5U patent/CN203671339U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742809A (en) * | 2014-01-14 | 2014-04-23 | 青岛卓英社科技有限公司 | LED arc area light source |
| CN103742809B (en) * | 2014-01-14 | 2016-01-06 | 青岛卓英社科技有限公司 | LED arc area light source |
| WO2022000744A1 (en) * | 2020-06-28 | 2022-01-06 | 武汉华星光电技术有限公司 | Flexible backlight module and liquid crystal display panel |
| CN114325918A (en) * | 2020-09-30 | 2022-04-12 | 元太科技工业股份有限公司 | Display device and light guide plate |
| CN114325918B (en) * | 2020-09-30 | 2024-04-23 | 元太科技工业股份有限公司 | Display device and light guide plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Three road 266000 Jimo City Tianshan Daxin Town, Shandong province Qingdao City No. 50 Patentee after: QINGDAO ZHUOYINGSHE TECHNOLOGY CO.,LTD. Address before: Three road 266000 Jimo City Tianshan Daxin Town, Shandong province Qingdao City No. 50 Patentee before: QINGDAO JOINSET SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |