CN201651956U - Ultrathin LED flat lamp - Google Patents
Ultrathin LED flat lamp Download PDFInfo
- Publication number
- CN201651956U CN201651956U CN2010201477320U CN201020147732U CN201651956U CN 201651956 U CN201651956 U CN 201651956U CN 2010201477320 U CN2010201477320 U CN 2010201477320U CN 201020147732 U CN201020147732 U CN 201020147732U CN 201651956 U CN201651956 U CN 201651956U
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- lgp
- lamp
- plane
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- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model discloses an ultrathin LED flat lamp comprising a lamp holder, LED lamp bars, a driving power, a partition plate, a reflective membrane and a light guide plate, wherein the lamp holder is provided with a bottom plate, both sides of the bottom plate are respectively provided with a U-shaped groove, and stop blocks are arranged at both ends of the U-shaped groove; the LED lamp bars are respectively installed in the U-shaped grooves and electrically connected with the driving power; the reflective membrane and the light guide plate are respectively arranged on the bottom plate of the lamp holder from bottom to up; the reflective membrane is attached on the bottom plate of the lamp holder; and the light guide plate is of a plate like structure with light-admitting quality, the upper surface is a plane, the lower surface is an inclined plane which is bilaterally symmetrical along the central axis of the light guide plate or forms a curved surface, a plurality of light guide lines distributed in parallel to the axis are arranged on the lower surface, and the light guide plate is arranged in the U-shaped grooves of the lamp holder in a penetration manner and opposite to the LED lamp bars. Under the adoption of the structure, after an LED pointolite is scattered and refracted by the light guide plate, light projected out from the light guide plate is uniform and soft, and the light-emitting area is larger, therefore the ultrathin LED flat lamp can be widely applied to the fields of plane illuminating facilities, advertising lamp boxes, and the like.
Description
Technical field
The utility model relates to a kind of LED lighting apparatus, refers to a kind of ultra-thin LED plane lamp especially.
Background technology
As shown in Figure 1, traditional LED flat lamp, be that pcb board 2 ', driver 3 ' and the cover plate 4 ' that comprises box-type shell 1 ', straight cutting or paster LED 21 ' constitutes, this pcb board 2 ' is the size of corresponding shell 1 ' and being arranged in the shell 1 ', and cover plate 4 ' to be cover place on the shell 1 ', and driver 3 ' is located at shell 1 ' rear and is electrically connected with pcb board 2 '.
The LED flat lamp of Gou Chenging thus, because the LED21 ' on the pcb board 2 ' is distributed on the whole plate face, the LED21 ' quantity that needs is many, produced simultaneously heat is big, it directly is contained in the box-type shell 1 ' in company with pcb board 2 ', and it is relatively poor then to dispel the heat, thereby makes the lost of life of LED21 '; In addition, LED21 ' is the direction direct projection towards cover plate 4 ', and its lighting angle is limited, and in order to reduce dazzle, cover plate 4 ' needs to adopt milky PC cover, but this will certainly reduce light emission rate, and it is many to decrease light efficiency, and dazzle simultaneously still exists; Moreover pcb board 2 ' is gone up the distribution form of LED21 ', is the demand in response to heat radiation, and the volume of shell 1 ' can't be realized frivolous miniaturization.
The utility model content
The purpose of this utility model is to provide a kind of lighting angle the big and uniform ultra-thin LED of light-emitting area intensity plane lamp.
For achieving the above object, solution of the present utility model is:
A kind of ultra-thin LED plane lamp comprises lamp socket, LED lamp bar, driving power, baffle plate, reflective membrane and LGP; This lamp socket is provided with a base plate, respectively is provided with a U type groove on the both sides of base plate, and block is located at the two ends of U type groove; Described LED lamp bar is installed in respectively in the U type groove and is electrically connected with driving power, and is connected with driving power; Base plate at lamp socket is provided with reflectance coating and LGP from the bottom to top respectively; This reflectance coating is attached on the base plate of lamp socket; And LGP is the platy structure with light transmission, upper surface is the plane, lower surface is for along symmetrical inclined-plane, LGP axis or become a curved surface, and the lower surface place is provided with some distribution leaded light lines that parallel to the axis, and this LGP is placed through in the lamp socket U type groove and is relative with LED lamp bar.
Described base plate axis is provided with at least one installing hole.
The base plate in slit is provided with a photomask between described LGP and the LED lamp bar.
Described LGP lower surface is symmetrical inclined-plane, and to middle position, the setting that is gradual change is from large to small amassed in its longitudinal section from panel edges.
Described LGP lower surface is a curved surface, and then curved surface is a cambered surface, and the angle that this cambered surface is formed to the both sides of the edge line with the center is 150 °～180 °, and its radius of curvature is 8～12cm.
Described leaded light lines cross-sectional area is graded profile from large to small from panel edges to central authorities, and the arrangement mode of its lines is by dredging to close graded profile to central authorities from panel edges.
The cross section of described leaded light lines is a polygon, and is circular or oval.
A kind of ultra-thin LED plane lamp comprises lamp socket, LED lamp bar, driving power, baffle plate, reflective membrane and LGP; This lamp socket is provided with a base plate, respectively is provided with a U type groove on the both sides of base plate, and block is located at the two ends of U type groove; Described LED lamp bar is installed in respectively in the U type groove and is electrically connected with driving power, and is connected with driving power; Base plate at lamp socket is provided with reflectance coating and LGP from the bottom to top respectively; This reflectance coating is attached on the base plate of lamp socket; And LGP is the platy structure with light transmission, upper surface is the plane, lower surface is for along symmetrical inclined-plane, LGP axis or become a curved surface, is equipped with the scattering particulate on the upper surface of LGP and lower surface, and this LGP is placed through in the lamp socket U type groove and is relative with LED lamp bar.
The scattering particulate of described LGP upper surface is concave point or salient point, and star sieve is arranged in the upper surface of LGP.
The symmetrical inclined-plane of described LGP lower surface, to middle position, the process that is gradual change is from large to small amassed in its longitudinal section from panel edges.
The cambered surface of described LGP lower surface, the angle that the center is formed to the both sides of the edge line is 150 °～180 °.
The scattering particulate of described LGP lower surface is concave point or salient point, and its diameter is greater than 20～200nm, and particulate lattice distance 20～80nm is descending from panel edges to central authorities, arranges to close gradual change by dredging.
On the base plate in slit between LGP and the LED lamp bar, be provided with a photomask.
After adopting such scheme, the utility model LED lamp bar is distributed in the both sides of LGP, because LGP lower surface bevel or curved surface shape, especially arc surfaced or class arc surfaced, close from panel edges on lower surface to central authorities, be provided with by dredging to close leaded light lines, then the some light that sends of LED spot light carries out incident along the LGP both sides, through a series of light scattering, anaclasis, each bar wire promptly becomes new linear beam, numerous Line of light have been formed the 3 D plane light source, cast out from the upper surface of LGP, simultaneously the reflectance coating that adheres on the lamp holder base plate light upper surface of reflected back LGP again that part can be refracted to base plate, thereby make whole LGP luminous evenly soft, light-emitting area is bigger, has overcome the uneven problem of light-emitting area strength distribution, realizes the lightening of LED plane lamp simultaneously.
Description of drawings
Fig. 1 is the three-dimensional exploded view of located by prior art LED plane lamp;
Fig. 2 is a three-dimensional exploded view of the present utility model;
Fig. 3 is light source principle of reflection figure of the present utility model;
Fig. 4 is the schematic diagram of the utility model embodiment one LGP lower surface;
Fig. 5 is the schematic diagram of the utility model embodiment two LGP lower surfaces;
Fig. 6 is the schematic diagram of the utility model embodiment three LGP upper surfaces;
Fig. 7 is the schematic diagram of the utility model embodiment three LGP lower surfaces;
Fig. 8 is the schematic diagram of the utility model embodiment four LGP lower surfaces.
The specific embodiment
Following examples will be further described the utility model in conjunction with the accompanying drawings.
Cooperate shown in Fig. 2,3, a kind of ultra-thin LED plane lamp that the utility model discloses, it comprises lamp socket 1, LED lamp bar 2, driving power 3, reflective membrane 5 and LGP 6.
Described lamp socket 1 is an aluminium alloy extrusions, be provided with a rectangle plane base plate 11, upwards respectively be bent into a U type groove 12 respectively on the both sides along its length of base plate 11, its two ends respectively are provided with a Merlon (PC) baffle plate 4 respectively, make lamp socket 1 except that end face, form the cavity of a sealing; On the axis of base plate 11, be respectively equipped with two installing holes 13;
Described LED lamp bar 2 is inserted into respectively in the U type groove 13, and is connected (this driving power 3 can be built in the inside of lamp socket 1, also can external outside at lamp socket) with driving power 3; Base plate 11 at lamp socket 1 has additional one deck reflectance coating 5 and LGP 6 from the bottom to top respectively, and reflectance coating 5 cards invest the surface of base plate 11, and its area is consistent with base plate 11 surface areas; LGP 6 is placed through in the lamp socket U type groove 12, and its both sides are relative with LED lamp bar 2, and the while is provided with a photomask 7 on the base plate 11 in slit between LGP 6 and the LED lamp bar 2.
As shown in Figure 4, the platy structure of LGP 6 of this embodiment 1 for having light transmission, can be by Merlon (PC), the macromolecular material that acrylic classes such as (PMMA) has light transmission constitutes, its upper surface is plane 61, lower surface 62 is a cambered surface, the angle that the center of this cambered surface is formed to the both sides of the edge line is between 150 °～180 °, or radius of curvature is 8～12cm, which is provided with some paralleling to the axis and be distributed with leaded light lines 622, the cross section of these leaded light lines 622 is circular or oval, and its cross-sectional area is graded profile from large to small from panel edges to central authorities, and the arrangement mode of its lines is by dredging to close graded profile to central authorities from panel edges.Distance between these leaded light lines 622 can be 0.005mm～1.0mm.
Operation principle:
Referring to Fig. 3, LED lamp bar 2 lays respectively at the both sides of LGP 6, light source is perpendicular to LGP 6 longitudinal central axis face incidents, through a series of light scattering, anaclasis, each bar wire promptly becomes new linear beam, numerous Line of light have been formed the 3 D plane light source, mainly the upper surface 61 from LGP 6 casts out, simultaneously sub-fraction light is also arranged through scattering, refract on the base plate 11 of lamp socket 1, because the reflectance coating 5 of the surface attachment of lamp holder base plate, can be with this part light upper surface 61 of reflected back LGP 6 again, adopt above-mentioned LGP 6, the light beam that sends from LED lamp bar 2 all changes light path more than 80%, wherein can produce and be basically perpendicular to LGP upper surface 61, be exiting surface (with the angle of LGP upper surface be 60 °--90 °) light beam reach more than 90%, thereby realize that whole LGP 6 is luminous evenly soft, the characteristics that light-emitting area is bigger.Simultaneously, these LED lamp bar 2 heat radiations are lower, thereby the thickness that reduces lamp socket 1 can be arranged, and realize the lightening of LED plane lamp with this.
Referring to Fig. 6, Fig. 7, this LGP 6 " upper surface 61 " star sieve is placed with some scattering particulates 611 ", this heat radiation particulate 61 " can be concave point or salient point, the size of its particulate and spacing basically identical; Simultaneously at LGP 6 " lower surface 62 " be made as cambered surface, this cambered surface the center arrives the angle of both sides of the edge line composition between 150 °～180 °, or radius of curvature is 8～15cm, the scattering particulate 622 which is provided with "; can be concave point or salient point, its diameter 20～200nm, particulate lattice distance 20～80nm; be descending from panel edges to central authorities arranges to close gradual change by dredging.
Referring to Fig. 8, this LGP 6 ' " lower surface 62 ' " be along symmetrical inclined-plane 621 ', LGP axis "; this inclined-plane 621 ' " from panel edges to middle position, its longitudinal section is long-pending to be gradual change from large to small, its corresponding thickness is 12mm～1.0mm, on inclined-plane 621 ' " on the scattering particulate 622 ' that is provided with ", can be concave point or salient point, its diameter 20～200nm, particulate lattice distance 20～80nm, be descending from panel edges to central authorities, arrange to close gradual change by dredging.
Claims (13)
1. a ultra-thin LED plane lamp is characterized in that: comprise lamp socket, LED lamp bar, driving power, baffle plate, reflective membrane and LGP; This lamp socket is provided with a base plate, respectively is provided with a U type groove on the both sides of base plate, and block is located at the two ends of U type groove; Described LED lamp bar is installed in respectively in the U type groove and is electrically connected with driving power, and is connected with driving power; Base plate at lamp socket is provided with reflectance coating and LGP from the bottom to top respectively; This reflectance coating is attached on the base plate of lamp socket; And LGP is the platy structure with light transmission, upper surface is the plane, lower surface is for along symmetrical inclined-plane, LGP axis or become a curved surface, and the lower surface place is provided with some distribution leaded light lines that parallel to the axis, and this LGP is placed through in the lamp socket U type groove and is relative with LED lamp bar.
2. ultra-thin LED as claimed in claim 1 plane lamp, it is characterized in that: the base plate axis is provided with at least one installing hole.
3. ultra-thin LED as claimed in claim 1 plane lamp is characterized in that: the base plate in slit is provided with a photomask between LGP and the LED lamp bar.
4. ultra-thin LED as claimed in claim 1 plane lamp, it is characterized in that: the LGP lower surface is symmetrical inclined-plane, to middle position, the setting that is gradual change is from large to small amassed in its longitudinal section from panel edges.
5. ultra-thin LED as claimed in claim 1 plane lamp is characterized in that: the LGP lower surface is a curved surface, and then curved surface is a cambered surface, and the angle that this cambered surface is formed to the both sides of the edge line with the center is 150 °～180 °, and its radius of curvature is 8～12cm.
6. ultra-thin LED as claimed in claim 1 plane lamp is characterized in that: leaded light lines cross-sectional area is graded profile from large to small from panel edges to central authorities, and the arrangement mode of its lines is by dredging to close graded profile to central authorities from panel edges.
7. ultra-thin LED as claimed in claim 1 plane lamp is characterized in that: the cross section of described leaded light lines is a polygon, and is circular or oval.
8. a ultra-thin LED plane lamp is characterized in that: comprise lamp socket, LED lamp bar, driving power, baffle plate, reflective membrane and LGP; This lamp socket is provided with a base plate, respectively is provided with a U type groove on the both sides of base plate, and block is located at the two ends of U type groove; Described LED lamp bar is installed in respectively in the U type groove and is electrically connected with driving power, and is connected with driving power; Base plate at lamp socket is provided with reflectance coating and LGP from the bottom to top respectively; This reflectance coating is attached on the base plate of lamp socket; And LGP is the platy structure with light transmission, upper surface is the plane, lower surface is for along symmetrical inclined-plane, LGP axis or become a curved surface, is equipped with the scattering particulate on the upper surface of LGP and lower surface, and this LGP is placed through in the lamp socket U type groove and is relative with LED lamp bar.
9. ultra-thin LED as claimed in claim 8 plane lamp is characterized in that: the scattering particulate of described LGP upper surface is concave point or salient point, and star sieve is arranged in the upper surface of LGP.
10. ultra-thin LED as claimed in claim 8 plane lamp is characterized in that: the symmetrical inclined-plane of described LGP lower surface, to middle position, the process that is gradual change is from large to small amassed in its longitudinal section from panel edges.
11. ultra-thin LED as claimed in claim 8 plane lamp is characterized in that: the cambered surface of described LGP lower surface, the angle that the center is formed to the both sides of the edge line is 150 °～180 °.
12. ultra-thin LED as claimed in claim 8 plane lamp is characterized in that: the scattering particulate of described LGP lower surface is concave point or salient point, its diameter is greater than 20～200nm, particulate lattice distance 20～80nm is descending from panel edges to central authorities, arranges to close gradual change by dredging.
13. ultra-thin LED as claimed in claim 8 plane lamp is characterized in that: on the base plate in slit between LGP and the LED lamp bar, be provided with a photomask.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201477320U CN201651956U (en) | 2010-03-26 | 2010-03-26 | Ultrathin LED flat lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201477320U CN201651956U (en) | 2010-03-26 | 2010-03-26 | Ultrathin LED flat lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201651956U true CN201651956U (en) | 2010-11-24 |
Family
ID=43117196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201477320U Expired - Fee Related CN201651956U (en) | 2010-03-26 | 2010-03-26 | Ultrathin LED flat lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201651956U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537821A (en) * | 2010-12-27 | 2012-07-04 | 郑州正电电子技术有限公司 | Colorful light-changing LED (light-emitting diode) lamp box |
| CN103237426A (en) * | 2013-04-16 | 2013-08-07 | 中国重汽集团成都王牌商用车有限公司 | Semi-closed electrical mounting box |
| CN103836445A (en) * | 2012-11-26 | 2014-06-04 | 杰希智能居家用品科技(惠州)有限公司 | LED lamp box applied to furniture |
| CN103831984A (en) * | 2012-11-27 | 2014-06-04 | 东莞万士达液晶显示器有限公司 | Manufacturing method of light guide film and thin light guide film manufactured by same |
| CN104570194A (en) * | 2014-12-31 | 2015-04-29 | 深圳市华星光电技术有限公司 | Light guide plate and display module |
| CN106555940A (en) * | 2017-01-05 | 2017-04-05 | 江苏鸿佳电子科技有限公司 | A kind of LED flat lamp |
| CN108278533A (en) * | 2018-03-11 | 2018-07-13 | 哈尔滨医大眼科医疗科技开发有限公司 | A kind of hospital's irradiation light |
| CN108278534A (en) * | 2018-03-11 | 2018-07-13 | 哈尔滨医大眼科医疗科技开发有限公司 | A kind of hospital's special healthy lamp |
| CN108445579A (en) * | 2018-05-15 | 2018-08-24 | 杭州矽能新材料有限公司 | Rectangular light guide plate |
| US10073216B2 (en) | 2014-10-29 | 2018-09-11 | Zhejiang Yongyao Lighting Co., Ltd | LED panel light |
| CN108562969A (en) * | 2018-05-15 | 2018-09-21 | 杭州矽能新材料有限公司 | Specular removal square light fitting |
| CN109147562A (en) * | 2018-09-25 | 2019-01-04 | 京东方科技集团股份有限公司 | Display device and its control method |
| US10900657B2 (en) | 2017-08-01 | 2021-01-26 | Technical Consumer Products, Inc. | Edge-lit light fixture having capabilities for a secondary service |
-
2010
- 2010-03-26 CN CN2010201477320U patent/CN201651956U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537821A (en) * | 2010-12-27 | 2012-07-04 | 郑州正电电子技术有限公司 | Colorful light-changing LED (light-emitting diode) lamp box |
| CN103836445A (en) * | 2012-11-26 | 2014-06-04 | 杰希智能居家用品科技(惠州)有限公司 | LED lamp box applied to furniture |
| CN103831984A (en) * | 2012-11-27 | 2014-06-04 | 东莞万士达液晶显示器有限公司 | Manufacturing method of light guide film and thin light guide film manufactured by same |
| CN103237426A (en) * | 2013-04-16 | 2013-08-07 | 中国重汽集团成都王牌商用车有限公司 | Semi-closed electrical mounting box |
| CN103237426B (en) * | 2013-04-16 | 2015-08-05 | 中国重汽集团成都王牌商用车有限公司 | Semi-enclosed automatically controlled mounting box |
| US10073216B2 (en) | 2014-10-29 | 2018-09-11 | Zhejiang Yongyao Lighting Co., Ltd | LED panel light |
| CN104570194A (en) * | 2014-12-31 | 2015-04-29 | 深圳市华星光电技术有限公司 | Light guide plate and display module |
| WO2016106889A1 (en) * | 2014-12-31 | 2016-07-07 | 深圳市华星光电技术有限公司 | Light guide plate and display module |
| CN106555940A (en) * | 2017-01-05 | 2017-04-05 | 江苏鸿佳电子科技有限公司 | A kind of LED flat lamp |
| US10900657B2 (en) | 2017-08-01 | 2021-01-26 | Technical Consumer Products, Inc. | Edge-lit light fixture having capabilities for a secondary service |
| CN108278533A (en) * | 2018-03-11 | 2018-07-13 | 哈尔滨医大眼科医疗科技开发有限公司 | A kind of hospital's irradiation light |
| CN108278534A (en) * | 2018-03-11 | 2018-07-13 | 哈尔滨医大眼科医疗科技开发有限公司 | A kind of hospital's special healthy lamp |
| CN108445579A (en) * | 2018-05-15 | 2018-08-24 | 杭州矽能新材料有限公司 | Rectangular light guide plate |
| CN108562969A (en) * | 2018-05-15 | 2018-09-21 | 杭州矽能新材料有限公司 | Specular removal square light fitting |
| CN108562969B (en) * | 2018-05-15 | 2024-04-05 | 杭州矽能新材料有限公司 | Square lamp with high luminous efficiency |
| CN108445579B (en) * | 2018-05-15 | 2024-04-16 | 杭州矽能新材料有限公司 | Square light guide plate |
| CN109147562A (en) * | 2018-09-25 | 2019-01-04 | 京东方科技集团股份有限公司 | Display device and its control method |
| CN109147562B (en) * | 2018-09-25 | 2021-12-03 | 京东方科技集团股份有限公司 | Display device and control method thereof |
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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 |
Granted publication date: 20101124 Termination date: 20170326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |