CN201739868U - LED light guide bar - Google Patents
LED light guide bar Download PDFInfo
- Publication number
- CN201739868U CN201739868U CN2010202938733U CN201020293873U CN201739868U CN 201739868 U CN201739868 U CN 201739868U CN 2010202938733 U CN2010202938733 U CN 2010202938733U CN 201020293873 U CN201020293873 U CN 201020293873U CN 201739868 U CN201739868 U CN 201739868U
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- Prior art keywords
- led light
- light source
- reflecting piece
- base cover
- source module
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- 238000011900 installation process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000011514 reflex Effects 0.000 description 2
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
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- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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Abstract
The utility model discloses an LED light guide bar. The LED light guide bar comprises a bar body and an LED light source module arranged inside the bar body, wherein the inside of the bar body is also provided with a light reflecting piece, one side of the light reflecting piece, which is irradiated by the LED light source module, is provided with a light reflecting face, and the light reflecting face is an arc-shaped face; and in the working process of the utility model, light emitted by the LED light source module is reflected by the light reflecting face of the light reflecting piece, point light sources which are evenly distributed at the LED light source module originally are changed into a face light source by the light reflecting face, and concentrated light rays emitted by the LED light source module are dispersed by the light reflecting face, so that the utility model has the advantage of good light output uniformity.
Description
Technical field
The utility model relates to the LED technical field of lighting fixtures, relates in particular to a kind of LED lamp guide.
Background technology
The lighting device that is widely used at present, particularly indoor lighting device is mainly incandescent lamp.Incandescent lamp is that the filament energising is heated to incandescent state, utilize heat radiation to send the electric light source of visible light, relative LED light fixture, there is the defective of power consumption height, luminance range in incandescent lamp, simultaneously, along with people improve constantly the attention rate of energy-conserving and environment-protective, the LED light fixture is subjected to the general welcome of people.
There are various LED light fixtures now on the market, for example the LED lamp guide of class likeness in form incandescent lamp tube replaces incandescent lamp tube just gradually, but this class LED lamp guide is the ubiquity hot spot in the process of using, the uneven defective of light, for example publication number is " CN101334134A ", name is called the Chinese utility model patent of " optical wand-type LED lighting source ", this patent comprises led light source, pcb board, efficient lamp guide, the optical wand support, reflectance coating, the orienting reflex cover, fin, power supply changeover device, shell and lead constitute, efficient lamp guide is arranged on the shell by the optical wand support, led light source is fixed on the pcb board, led light source and pcb board are arranged on the one or both ends of shell, and be set on one or two side of the solid that efficient lamp guide forms, the upper surface of efficient lamp guide is provided with the reflective groove of V-type, reflectance coating is placed on the upper surface of efficient lamp guide, the orienting reflex cover is placed on the front of efficient lamp guide, the side of led light source is provided with fin, and led light source is connecting power supply changeover device by lead; In the course of the work, the light that led light source sends is injected from the side of efficient lamp guide, through the V-type reflection groove of efficient lamp guide upper surface and the reflection of reflectance coating, make the light that is parallel to shell originally change direction, but because the spaced apart setting of led light source, and reflecting surface is the plane, light is penetrated by spot light, not through dispersion, so, cause outgoing light homogeneity poor brighter hot spot occurring near the led light source position.
Summary of the invention
The purpose of this utility model is to provide a kind of irradiation uniform LED lamp guide at the deficiencies in the prior art.
For achieving the above object, the utility model is realized by the following technical solutions.
A kind of LED lamp guide, the led light source module that includes barred body and be located at barred body inside, described barred body inside also is provided with reflecting piece, and reflecting piece is shone a side in the led light source module and is provided with reflective surface, and described reflective surface is an arcwall face.
Wherein, described barred body comprises base cover and the diffuser that is connected with the base cover, and it is inner that described reflecting piece is located at the base cover, and the reflective surface of described reflecting piece is over against described diffuser.
Wherein, described base cover offers draw-in groove, and described reflecting piece is flush-mounted in the described draw-in groove.
Wherein, described base cover offers the support bar that is used to support reflecting piece, and support bar and reflecting piece touch.
Wherein, described base cover offers resettlement groove, and described led light source module is plugged in the resettlement groove.
Wherein, described base cover offers two resettlement grooves symmetrically.
Wherein, described diffuser is provided with fixedly draw runner, and the corresponding fixedly draw runner of described base cover offers fixedly chute, and fixedly draw runner cooperates with fixing chute.
The beneficial effects of the utility model are: the led light source module that the utility model includes barred body and is located at barred body inside, and described barred body inside also is provided with reflecting piece, and reflecting piece is shone a side in the led light source module and is provided with reflective surface, and described reflective surface is an arcwall face; The utility model in the course of the work, the light that the led light source module sends is via the reflective surface reflection of reflecting piece, reflective surface makes the spot light that was uniformly distributed in the led light source module originally become area source, the concentrated light that is sent by the led light source module is spread out by reflective surface, and outgoing light homogeneity is good, barred body even brightness advantage so the utlity model has.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a decomposing schematic representation of the present utility model.
Fig. 3 is a schematic cross-section of the present utility model.
Fig. 4 is a generalized section of the present utility model.
In Fig. 1 to Fig. 4, include:
1---barred body 11---base cover 111---be chute fixedly
112---resettlement groove 113---draw-in groove 114---support bars
12---diffuser 121---fixedly draw runner 2---led light source modules
3---reflecting piece 31---reflective surface.
The specific embodiment
Below in conjunction with embodiment the utility model is further described.
As shown in Figures 1 to 4, a kind of LED lamp guide, the led light source module 2 that includes barred body 1 and be located at barred body 1 inside, described barred body 1 inside also is provided with reflecting piece 3, reflecting piece 3 is provided with reflective surface 31 in led light source module 2 irradiations one side, and described reflective surface 31 is an arcwall face; The utility model in the course of the work, the light that led light source module 2 sends is via reflective surface 31 reflections of reflecting piece 3, arc reflective surface 31 makes the spot light that was uniformly distributed in led light source module 2 originally become area source that reflective surface 31 is formed, the concentrated light that is sent by led light source module 2 is spread out by reflective surface 31, and outgoing light homogeneity is good, the even brightness advantage so the utlity model has; Simultaneously, on reflective surface 31, be coated with layer of fluorescent powder, can highlight, improve the reflecting effect of reflective surface 31.Further, described barred body 1 comprises base cover 11 and the diffuser 12 that is connected with base cover 11, and described reflecting piece 3 is located at base cover 11 inside, and the reflective surface 31 of described reflecting piece 3 is over against diffuser 12; The utility model is in installation process, and base cover 11 is positioned at diffuser 12 tops, the light that sends by led light source module 2 via reflective surface 31 reflections after, enter in the die cavity that base cover 11 and diffuser 12 formed, penetrate diffuser 12 at last and penetrate barred bodies 1; Base cover 11 can adopt aluminium or aluminium alloy material manufacturing to form, and can guarantee the requirement of base cover 11 intensity on the one hand, can improve the heat dispersion of barred body 1 on the other hand; Diffuser 12 is injected the last barrier in barred body 1 external world as barred body 1 internal light, the general material manufacturing that requires to adopt good in optical property, can adopt polymethyl methacrylate materials, glass or transparent PC, can certainly adopt other transparent materials, simultaneously, diffuser 12 can manufacture arcuation, also can manufacture other shapes.
As preferred embodiment, described base cover 11 offers draw-in groove 113, and described reflecting piece 3 is flush-mounted in the draw-in groove 113; The described reflecting piece 3 of draw-in groove 113 clampings is set, and it is convenient and swift that reflecting piece 3 work make to be installed like this, and certainly, reflecting piece 3 can be by being spirally connected or the mode of snapping is connected in base cover 11.Further, described base cover 11 offers the support bar 114 that is used to support described reflecting piece 3, and support bar 114 touches with reflecting piece 3; The installation site of reflecting piece 3 is the key factors that influence reflective surface 31 reflecting effects, by the positioning supports reflecting piece 3 of support bar 114, reflecting piece 3 can be connected in the draw-in groove firmly, makes reflecting piece 3 be fixed in reposefully in the base cover 11.
As preferred embodiment, described base cover 11 offers resettlement groove 112, and described led light source module 2 is plugged in the resettlement groove.Resettlement groove 112 is through whole base cover 11, and the led light source module 2 of strip setting inserts in the resettlement groove 112 via resettlement groove 112 openings that base covers 11 end faces.The angle that led light source module 2 is settled when guaranteeing have light to shine the reflective surface 31 of reflecting piece 3, also will guarantee that passing diffuser 12 after light is via reflective surface 31 reflections penetrates barred body 1 according to the design of optical reflection principle.Further, described base cover 11 offers two resettlement grooves 112 symmetrically; The number of resettlement groove 112 can be two, also can be provided with more than two according to the size that base covers 11 inner spaces, led light source module 2 adopts symmetrical manner to arrange and base covers in 11, can make the light of the reflective surface 31 that exposes to reflecting piece 3 even, further feasible light from barred body 1 ejaculation is even, improves the uniformity of lighting effect of the present utility model and illumination.
As preferred embodiment, described diffuser 12 is provided with fixedly draw runner 121, and described base cover 11 corresponding fixedly draw runners 121 offer fixedly chute 111, and fixedly draw runner 121 cooperates with fixing chute 111; Fixedly chute 111 is one-body molded with base cover 11, fixedly draw runner 121 is one-body molded with diffuser 12, in the installation process, as long as fixedly draw runner 121 alignment is plugged in fixedly in the chute 111, adopt such connected mode, it is very convenient, quick with the work of diffuser 12 that base cover 11 is installed, and connect certainly firm, fixedly draw runner 121 can also adopt other mode to link together with fixing chute 111, for example the mode of snapping.
Above content only is preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (7)
1. LED lamp guide, include barred body (1) and be located at the inner led light source module (2) of barred body (1), it is characterized in that: described barred body (1) inside also is provided with reflecting piece (3), reflecting piece (3) is provided with reflective surface (31) in led light source module (2) irradiation one side, and described reflective surface (31) is an arcwall face.
2. a kind of LED lamp guide according to claim 1, it is characterized in that: described barred body (1) comprises base cover (11) and the diffuser (12) that is connected with base cover (11), described reflecting piece (3) is located at base cover (11) inside, and the reflective surface (31) of described reflecting piece (3) is over against described diffuser (12).
3. a kind of LED lamp guide according to claim 2 is characterized in that: described base cover (11) offers draw-in groove (113), and described reflecting piece (3) is flush-mounted in the described draw-in groove (113).
4. a kind of LED lamp guide according to claim 3 is characterized in that: described base cover (11) is provided with the support bar (114) that is used to support reflecting piece (3), and support bar (114) touches with reflecting piece (3).
5. a kind of LED lamp guide according to claim 1 is characterized in that: described base cover (11) offers resettlement groove (112), and described led light source module (2) is plugged in the resettlement groove (112).
6. a kind of LED lamp guide according to claim 5 is characterized in that: described base cover (11) offers two resettlement grooves (112) symmetrically.
7. a kind of LED lamp guide according to claim 1, it is characterized in that: described diffuser (12) is provided with fixedly draw runner (121), the corresponding fixedly draw runner (121) of described base cover (11) offers fixedly chute (111), and fixedly draw runner (121) cooperates with fixing chute (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202938733U CN201739868U (en) | 2010-08-17 | 2010-08-17 | LED light guide bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202938733U CN201739868U (en) | 2010-08-17 | 2010-08-17 | LED light guide bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201739868U true CN201739868U (en) | 2011-02-09 |
Family
ID=43555144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202938733U Expired - Fee Related CN201739868U (en) | 2010-08-17 | 2010-08-17 | LED light guide bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201739868U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438366A (en) * | 2013-07-26 | 2013-12-11 | 宁波甬光照明电器有限公司 | LED (Light Emitting Diode) strip light |
| CN105240754A (en) * | 2015-11-25 | 2016-01-13 | 宁波皓升半导体照明有限公司 | Reflective type LED fluorescent lamp |
| CN109163231A (en) * | 2018-09-26 | 2019-01-08 | 厦门通士达照明有限公司 | Pluggable LED spot |
| CN110792957A (en) * | 2019-10-22 | 2020-02-14 | 上海亚明照明有限公司 | Reflection-type anti-dazzle LED lamp |
-
2010
- 2010-08-17 CN CN2010202938733U patent/CN201739868U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438366A (en) * | 2013-07-26 | 2013-12-11 | 宁波甬光照明电器有限公司 | LED (Light Emitting Diode) strip light |
| CN105240754A (en) * | 2015-11-25 | 2016-01-13 | 宁波皓升半导体照明有限公司 | Reflective type LED fluorescent lamp |
| CN109163231A (en) * | 2018-09-26 | 2019-01-08 | 厦门通士达照明有限公司 | Pluggable LED spot |
| CN110792957A (en) * | 2019-10-22 | 2020-02-14 | 上海亚明照明有限公司 | Reflection-type anti-dazzle LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WANG XINFAN Free format text: FORMER OWNER: DONGGUAN SONGYI ELECTRONICS CO., LTD. Effective date: 20121128 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Xinfan Inventor after: Peng Zhaoyuan Inventor before: Wang Xinfan |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG XINFAN TO: WANG XINFAN PENG ZHAOYUAN |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20121128 Address after: 523000 Guangdong city in Dongguan Province town of Humen Fenghua C villa 15A Patentee after: Wang Xinfan Address before: 523000 Guangdong Province, Dongguan City Qifeng Road Success Building B room 1308 Dongguan City Song Yi Electronics Co. Ltd. Patentee before: Dongguan City Songyi Electronic Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20130817 |