CN202338830U - LED street lamp with even illumination within rectangular region - Google Patents
LED street lamp with even illumination within rectangular region Download PDFInfo
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- CN202338830U CN202338830U CN2011204528738U CN201120452873U CN202338830U CN 202338830 U CN202338830 U CN 202338830U CN 2011204528738 U CN2011204528738 U CN 2011204528738U CN 201120452873 U CN201120452873 U CN 201120452873U CN 202338830 U CN202338830 U CN 202338830U
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- lamp
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- reflector
- reflection
- shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model belongs to the technical field of LED (Light Emitting Diode) street lamps and discloses an LED street lamp with even illumination within a rectangular region, wherein an LED lamp and a reflecting cup are arranged on one side of a lamp body housing; an electric box is arranged on the other side of the housing; a controller which is electrically connected with the LED lamp is arranged in the electric box; the LED lamp is a high power LED lamp; more than two inverted trapezoidal parts are jointed to form an integrated trapezoidal mounting bar; LED lamps are mounted on the two inclined surfaces and one lower bottom surface of each inverted trapezoidal part respectively to form a lamp group unit; more than two lamp group units form a lamp bar; the reflecting cup is arranged on each lamp group unit on the lamp bar; the reflecting cup is structured in a boat shape with two raised ends and high middle part; and a PC shield which is highly pervious to light and mounted on the housing is arranged on the outer side of the reflecting cup. The LED street lamp is even in illumination, energy saving, good in heat dissipation property, long in service life, and suitable for serving as a lighting street lamp in various environments.
Description
Technical field
The utility model belongs to the LED street lamp, relates to the uniform LED street lamp of illumination in a kind of rectangular area.
Background technology
Conventional light source is very thin as the lamp housing of high-pressure mercury lamp, is difficult to load-bearing, easy deformation etc.The conventional light source high-pressure mercury lamp is general, and the light source light decay is serious because operating temperature high, and light decay just can reach more than 50% general street lamp product about a year and a half coming into operation, and has colour rendering poor (generally having only about 20-30), the colour temperature problem such as serious of drifting about.Tradition adopts the luminous high-pressure mercury lamp of single light source lambert's body; Because half the light-emitting line is in the back side; The reflector of secondary light-distribution makes the light at the high-pressure mercury lamp road-light light-source back side be difficult to effectively utilized because limited being difficult in volume and space satisfied good luminous intensity distribution, and light extraction efficiency is extremely low; And the uniformity of luminous intensity distribution is also only about 0.36; Some manufacturer uses the light source above regulation power in order to pursue brightness when not reaching the road illumination uniformity, also be called as excessive illumination, makes the electric power resource profligacy of country.
Summary of the invention
The purpose of the utility model provide a kind of energy-conservation, heat dispersion is good, the uniform LED street lamp of illumination in the rectangular area.
The purpose of the utility model is achieved in that
The uniform LED street lamp of illumination in the rectangular area; Comprise radiator, shell, setting led chip and reflector in the enclosure; Described led chip and reflector are arranged on a side of lamp body shell; The opposite side of shell is provided with the electrical equipment box, is provided with the controller that is electrically connected with led chip in the electrical equipment box, and described led chip is a high-power LED chip; Plurally fall trapezoidal trapezoidal mounting bar that is combined into an integral structure; Each falls a led chip to be installed on trapezoidal two inclined-planes and the bottom surface respectively and to be formed a lamp set unit, and plural lamp set unit forms a lamp bar, and each lamp set unit on the lamp bar is provided with a reflector; Described reflector is that the high ship type structure in middle part is stuck up at two; The light that two inner surface of ship type structure sends the led chip on two inclined-planes is respectively concentrated reflection, and the light that two medial surfaces at the middle part of ship type structure send the led chip on the bottom surface is concentrated reflection, and said radiator is: heat sink that shell and outer surface of outer cover are uniformly distributed with and convex tendon are integral structure; Trapezoidal mounting bar is fixedly connected with shell through the connector of heat conduction; Shell, heat sink and trapezoidal mounting bar are good aluminium of thermal conductivity or copper material manufacturing, and the arranged outside of reflector has the high printing opacity PC cover that is installed on the shell, and the shell in the electrical equipment box outside is provided with LED street lamp mount pad.
The concrete structure of above-mentioned reflector is: be symmetrically arranged with the far-end plane of reflection under the front and back side direction of the lamp set unit mount pad that vertically is provided with; The far-end plane of reflection of front side forward, the far-end plane of reflection of rear side is respectively arranged with the near-end plane of reflection backward; The left and right sides of lamp set unit mount pad bottom is symmetrically arranged with the secondary parabola; The rear side of the front side of the near-end plane of reflection of front side, the near-end plane of reflection of rear side is provided with the plane of reflection with the right side respectively to the left; Use the arc surface rounding off between the front and back plane of reflection of the left and right sides and the secondary parabola; Described lamp set unit mount pad is made up of inclined-plane, the left and right sides and bottom surface, is provided with the led chip loophole on inclined-plane, the said left and right sides and the bottom surface, the front and back side of upper bottom surface respectively forward with the installation lug that extended back; Each is installed on the lug and is provided with installing hole or mounting groove, and described reflector is fixed on the trapezoidal mounting bar through installing hole or the mounting groove on bolt and the installation lug.
The opening of above-mentioned electrical equipment box is provided with the electrical equipment lid.
The back of above-mentioned trapezoidal mounting bar is provided with cable clip, the cable that clamping has led chip to be electrically connected with controller in the cable clip.
Above-mentioned reflector is that the inner surface of reflector is provided with the vacuum coating reflecting layer with the high temperature resistant ABS injection mo(u)lding of technical grade.
Above-mentioned high printing opacity PC cover is to adopt the technical grade PC material of the ageing-resistant high transmission rate of anti-UV to process.
Above-mentioned reflector has four, is arranged side by side on the trapezoidal mounting bar of lamp body shell one side.
The utility model is compared the outstanding advantage of prior art:
1, illumination is even: it is the master that the utility model reflector adopts direct irradiation, be reflected into auxilliary design, and reverberation is complementary in addition, makes that the illumination of LED street lamp in the rectangular area of design is even; Center illumination is up to 50Lx; The whole light extraction efficiency of actual LED street lamp can reach 90Lm/W, the high-pressure mercury lamp of complete alternative traditional 450W, and also uniformity of illuminance surpasses 1 times more than of high-pressure mercury lamp; Colour rendering surpasses 3-4 times of sodium vapor lamp, and energy-saving efficiency reaches more than 70%.
2, heat radiation is good: the heat part printing opacity heat radiation that the led chip of the utility model sends from lampshade be dispersed into the atmosphere, another part heat is directly passed to LED street lamp shell with the trapezoidal mounting bar of good thermal conductor; And directly be dispersed in the atmosphere through heat exchange through heat sink on the shell and convex tendon; Because the radiator structure of the utility model is direct, heat dissipation capacity is big; Good heat dissipation effect, the good work environment of led chip, long service life.
3, the utility model is applicable to the illuminating street lamp of doing under the multiple environment.
Description of drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is that the A-A of Fig. 1 is to cutaway view Amplified image.
Fig. 3 is that the B-B of Fig. 1 is to cutaway view.
Fig. 4 is the front view of the utility model reflector.
Fig. 5 is the vertical view of the utility model reflector.
Fig. 6 is one of schematic perspective view of the utility model reflector.
Fig. 7 be the utility model reflector schematic perspective view two.
Fig. 8 is the utility model light fixture field distribution light shape figure.
The specific embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-8:
The uniform LED street lamp of illumination in the rectangular area; Comprise radiator, shell 1, be arranged on led chip 3 and reflector 2 in the shell 1; Described led chip 3 and reflector 2 are arranged on a side of lamp body shell 1; The opposite side of shell 1 is provided with electrical equipment box 4, is provided with the Switching Power Supply 42 that is electrically connected with led chip 3 in the electrical equipment box 4, and described led chip 3 is a high-power LED chip; Plurally fall trapezoidal trapezoidal LED mounting bar 8 that is combined into an integral structure; Each falls a led chip 3 to be installed on 81,82 and bottom surfaces 83 in two inclined-planes of trapezoidal respectively and to be formed a lamp set unit, and plural lamp set unit forms a lamp bar, and each lamp set unit on the lamp bar is provided with a reflector 2; Described reflector 2 sticks up the high ship type structure in middle part for two; Two inner surface of ship type structure is concentrated reflection to the light that the led chip on two inclined- planes 81,82 sends respectively, and the light that two medial surfaces at the middle part of ship type structure send the led chip on the bottom surface 83 3 is concentrated reflection, and said radiator is: the heat sink 11 that shell 1 and shell 1 outer surface are uniformly distributed with is integral structure with convex tendon 12; Trapezoidal LED mounting bar 8 is fixedly connected with shell 1 through the connector of heat conduction; Shell 1, heat sink 11 and trapezoidal LED mounting bar 8 are good aluminium of thermal conductivity or copper material manufacturing, and the arranged outside of reflector 2 has the high printing opacity PC cover 7 that is installed on the shell 1, and the shell 1 in electrical equipment box 4 outsides is provided with LED street lamp mount pad 5.
The above-mentioned concrete structure of stating reflector 2 is: (opening with reflector 2 serves as to describe benchmark down) is symmetrically arranged with the far-end plane of reflection 25 under the front and back side direction of the lamp set unit mount pad 28 that vertically is provided with, and effect is that light is reflexed to near-end reflector space D2; The far-end plane of reflection 25 of front side forward, the far-end plane of reflection 25 of rear side is respectively arranged with the near-end plane of reflection 23 backward, and effect is that light is reflexed to near-end reflector space D1; The left and right sides of lamp set unit mount pad 28 bottoms is symmetrically arranged with secondary parabola 27, and effect is that light is reflexed to far-end reflector space C1; The rear side of the front side of the near-end plane of reflection 23 of front side, the near-end plane of reflection 23 of rear side is provided with the near-end plane of reflection 22 with the right side respectively to the left, and effect is that light is reflexed to far-end reflector space C3; With side far-end reflection circle cambered surface 21 rounding ofves, effect is that light is reflexed to far-end reflector space C2 between the front and back side near-end plane of reflection 22 of the left and right sides and the secondary parabolic 27; Described lamp set unit mount pad 28 is made up of inclined-plane, the left and right sides and bottom surface; The said left and right sides is respectively arranged with led chip loophole 26 on the inclined-plane, bottom surface is provided with led chip loophole 29; The front and back side of upper bottom surface is installed lug 24 with having extended back forward respectively; Each is installed on the lug and is provided with installing hole or reflector location and installation groove 241, and described reflector 2 is fixed on the trapezoidal LED mounting bar 8 through installing hole or the mounting groove 26 on screw 6 and the installation lug 24.
The opening of above-mentioned electrical equipment box 4 is provided with electrical equipment lid 41.
The back of above-mentioned trapezoidal LED mounting bar 8 is provided with cable clip, the cable 9 that clamping has led chip to be electrically connected with Switching Power Supply 42 in the cable clip.
Above-mentioned reflector 2 is that the inner surface of reflector 2 is provided with the vacuum coating reflecting layer with the high temperature resistant ABS injection mo(u)lding of technical grade.
Above-mentioned high printing opacity PC cover 7 is to adopt the technical grade PC material of the ageing-resistant high transmission rate of anti-UV to process.
Above-mentioned reflector 2 has four, is arranged side by side on the trapezoidal LED mounting bar 8 of lamp body shell 1 one sides.
Led chip 3 in each reflector 2 of the utility model all adopts three high-power integrated encapsulated LED chips 3, and by three direction emission light, the luminous intensity distribution of middle LED has adopted the direct bright dipping of 50% light respectively; Other 50% light is then via the reflector reflecting and light distributing, and it is 70% that the LED illumination mode of both sides then adopts direct bright dipping, and the light that reflects via reflector is merely 30%; Such luminous intensity distribution advantage is to let LED light directly come out as much as possible, reduces light intensity attenuation and loss that reflection, diffusion, refraction on the luminous intensity distribution part cause, and the reflecting material via the advanced person carries out inwall vacuum coating processing processing again; Make the integral body of high-power LED street lamp go out light effect and reach more than 90% that when 10 meters height were installed, the road illumination uniformity can reach about 0.8 through actual measurement large power white light LED 150W street lamp product; Hot spot is evenly distributed does not have assorted spot; The joint good transition, reverberation is complementary in addition, makes that the illumination of LED street lamp in the rectangular area of design is even; Center illumination is up to 50Lx; The whole light extraction efficiency of actual LED street lamp can reach 90Lm/W, the high-pressure mercury lamp of complete alternative traditional 450W, and also uniformity of illuminance surpasses 1 times more than of high-pressure mercury lamp; Colour rendering surpasses 3-4 times of sodium vapor lamp, and energy-saving efficiency reaches more than 70%.
The heat radiation of heat that the led chip of the utility model sends part printing opacity from lampshade be dispersed into the atmosphere, another part heat is directly passed to LED street lamp shell 1 with the trapezoidal LED mounting bar 8 of good thermal conductor; And directly be dispersed in the atmosphere through the heat sink on the shell 1 11 and convex tendon 12 form through heat exchange; Because the radiator structure of the utility model is direct, heat dissipation capacity is big; Good heat dissipation effect, the good work environment of led chip, long service life.
Claims (7)
1. the uniform LED street lamp of illumination in the rectangular area; Comprise radiator, shell, setting LED lamp and reflector in the enclosure; It is characterized in that: described LED lamp and reflector are arranged on a side of lamp body shell; The opposite side of shell is provided with the electrical equipment box, is provided with the controller that is electrically connected with the LED lamp in the electrical equipment box, and described LED lamp is a high-powered LED lamp; Plurally fall trapezoidal trapezoidal mounting bar that is combined into an integral structure; Each falls a LED lamp to be installed on trapezoidal two inclined-planes and the bottom surface respectively and to be formed a lamp set unit, and plural lamp set unit forms a lamp bar, and each lamp set unit on the lamp bar is provided with a reflector; Described reflector is that the high ship type structure in middle part is stuck up at two; Two inner surface of ship type structure is concentrated reflection to the light that the LED lamp on two inclined-planes sends respectively, and two medial surfaces at the middle part of ship type structure are concentrated reflection to the light that the LED lamp on the bottom surface sends, and said radiator is: heat sink that shell and outer surface of outer cover are uniformly distributed with and convex tendon are integral structure; Trapezoidal mounting bar is fixedly connected with shell through the connector of heat conduction; Shell, heat sink and trapezoidal mounting bar are good aluminium of thermal conductivity or copper material manufacturing, and the arranged outside of reflector has the high printing opacity PC cover that is installed on the shell, and the shell in the electrical equipment box outside is provided with LED street lamp mount pad.
2. the uniform LED street lamp of illumination in the rectangular area according to claim 1; It is characterized in that: the concrete structure of said reflector is: be symmetrically arranged with the far-end plane of reflection under the front and back side direction of the lamp set unit mount pad that vertically is provided with; The far-end plane of reflection of front side forward, the far-end plane of reflection of rear side is respectively arranged with the near-end plane of reflection backward; The left and right sides of lamp set unit mount pad bottom is symmetrically arranged with the secondary parabola; The rear side of the front side of the near-end plane of reflection of front side, the near-end plane of reflection of rear side is provided with the plane of reflection with the right side respectively to the left; Use the arc surface rounding off between the front and back plane of reflection of the left and right sides and the secondary parabola; Described lamp set unit mount pad is made up of inclined-plane, the left and right sides and bottom surface, is provided with the led chip loophole on inclined-plane, the said left and right sides and the bottom surface, the front and back side of upper bottom surface respectively forward with the installation lug that extended back; Each is installed on the lug and is provided with installing hole or mounting groove, and described reflector is fixed on the trapezoidal mounting bar through installing hole or the mounting groove on bolt and the installation lug.
3. the uniform LED street lamp of illumination in the rectangular area according to claim 1, it is characterized in that: the opening of electrical equipment box is provided with the electrical equipment lid.
4. the uniform LED street lamp of illumination in the rectangular area according to claim 1, it is characterized in that: the back of described trapezoidal mounting bar is provided with cable clip, the cable that clamping has led chip to be electrically connected with controller in the cable clip.
5. the uniform LED street lamp of illumination in the rectangular area according to claim 1 is characterized in that: described reflector is that the inner surface of reflector is provided with the vacuum coating reflecting layer with the high temperature resistant ABS injection mo(u)lding of technical grade.
6. the uniform LED street lamp of illumination in the rectangular area according to claim 1 is characterized in that: described high printing opacity PC cover is to adopt the technical grade PC material of the ageing-resistant high transmission rate of anti-UV to process.
7. according to the uniform LED street lamp of illumination in each described rectangular area of claim 1-6, it is characterized in that: described reflector has four, is arranged side by side on the trapezoidal mounting bar of lamp body shell one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204528738U CN202338830U (en) | 2011-11-15 | 2011-11-15 | LED street lamp with even illumination within rectangular region |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204528738U CN202338830U (en) | 2011-11-15 | 2011-11-15 | LED street lamp with even illumination within rectangular region |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202338830U true CN202338830U (en) | 2012-07-18 |
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ID=46487521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204528738U Expired - Fee Related CN202338830U (en) | 2011-11-15 | 2011-11-15 | LED street lamp with even illumination within rectangular region |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202338830U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180001A (en) * | 2014-05-28 | 2015-12-23 | 天长市安发特照明电器有限公司 | Energy-efficient LED street lamp |
| CN108644717A (en) * | 2018-05-22 | 2018-10-12 | 宁夏博文利奥科技有限公司 | A kind of self-powered street lamp with elevating function |
-
2011
- 2011-11-15 CN CN2011204528738U patent/CN202338830U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180001A (en) * | 2014-05-28 | 2015-12-23 | 天长市安发特照明电器有限公司 | Energy-efficient LED street lamp |
| CN108644717A (en) * | 2018-05-22 | 2018-10-12 | 宁夏博文利奥科技有限公司 | A kind of self-powered street lamp with elevating function |
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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: TIANTAI TIANYU OPTOELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHEJIANG TIANYU LIGHTING CO., LTD. Effective date: 20130711 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130711 Address after: 317200 eight industrial parks, Chicheng street, Tiantai County, Zhejiang Patentee after: ZHEJIANG TIANYU LIGHTING CO., LTD. Address before: 317200 Taizhou City, Zhejiang province Tiantai Industrial Park, the eight Patentee before: Zhejiang Tianyu Lighting Co., Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 317200 eight industrial parks in Chicheng street, Tiantai County, Taizhou, Zhejiang Patentee after: Tiantai Tianyu Au Optronics Co Address before: 317200 eight industrial parks in Chicheng street, Tiantai County, Zhejiang Patentee before: ZHEJIANG TIANYU LIGHTING CO., LTD. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120718 Termination date: 20181115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |