CN202125841U - LED street lamp - Google Patents
LED street lamp Download PDFInfo
- Publication number
- CN202125841U CN202125841U CN201120248530XU CN201120248530U CN202125841U CN 202125841 U CN202125841 U CN 202125841U CN 201120248530X U CN201120248530X U CN 201120248530XU CN 201120248530 U CN201120248530 U CN 201120248530U CN 202125841 U CN202125841 U CN 202125841U
- Authority
- CN
- China
- Prior art keywords
- main body
- bracket main
- lamp bracket
- lampshade
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to an LED lamp, in particular to an LED street lamp. The LED street lamp comprises a lamp holder body, heat conductive medium, a heat spreader, a high power LED lighting module, a reflecting cover, a lampshade, a waterproof fixing head for cables, a constant-current driver, a rear cover and a connection button. The front of the lamp holder body is provided with an inner concave chamber. The heat conductive medium, the reflecting cover, the heat spreader, the high power LED lighting module and an optical lens are arranged in the inner concave chamber and connected with each other. The back of the lamp holder body is provided with a plurality of cooling fins which are outwards convex and integrated with the body. The top part of the rear cover is rotationally connected with the shaft of the light holder body, the lower part of the rear cover is provided with the connection button. The constant-current driver is connected with the high power LED lighting module through the waterproof fixing head for cables. The bottom part of the lamp holder body is provided with a mounting hole. The LED street lamp has the advantages of novel structure, easy light distribution, excellent dustproof and waterproof effect, remarkable heat dissipation performance, and utilization of LED street lamps with long service life.
Description
Technical field
The utility model relates to a kind of LED light fixture, especially a kind of LED street lamp.
Background technology
Under current global energy environment in short supply, energy savings has become trend of the times, and country also vigorously advocates energy-saving and emission-reduction simultaneously, and LED is just energy-conservation with it, long-life, various advantage sane developments such as environment friendly and pollution-free.The LED street lamp has become the main trend of future trajectory illumination, and the factor that influences LED street lamp effect has aspects such as luminous efficiency, heat radiation, light distributing system and service life.Existing LED street lamp, the mode that adopts the single chips of LED to encapsulate more, the deficiency of existence is complex manufacturing, poor reliability, fault rate is high, shell sizes is big, light decay is serious.
Summary of the invention
The goal of the invention of the utility model is to have the above-mentioned deficiency that the LED street lamp exists now in order to solve, and a kind of novel structure is provided, and luminous intensity distribution is simple, perfect heat-dissipating, the LED street lamp of long service life.
In order to realize above-mentioned goal of the invention, the technical scheme below the utility model has adopted:
A kind of LED street lamp; Comprise lamp bracket main body, heat-conducting medium, temperature-uniforming plate, great power LED light emitting module, optical lens, reflector, lampshade, waterproof cable connector, constant-flow driver, bonnet and junction button; Lamp bracket main body front is provided with inner cavity; Heat-conducting medium, temperature-uniforming plate, great power LED light emitting module and optical lens are in the inner cavity, and heat-conducting medium links to each other with the inner cavity bottom of lamp bracket main body, and temperature-uniforming plate links to each other with heat-conducting medium; Great power LED light emitting module and temperature-uniforming plate fit, and optical lens position is in the outside of great power LED light emitting module; The reflector middle is provided with the shape through hole corresponding with optical lens, and optical lens is stuck in the through hole, and reflector is fixed on the bottom of inner cavity, and lampshade is fixed on the lamp bracket main body; The a plurality of radiating fins that are connected as a single entity with body that the top at the lamp bracket main body back side is provided with outside protrusion, a plurality of radiating fins are being arranged in parallel of equidistance from top to bottom; The bottom at the lamp bracket main body back side is provided with bonnet, and back tops and lamp bracket main body are rotationally connected through rotating shaft, and the left and right sides of bonnet bottom is provided with junction button respectively, and the bonnet bottom is fixedly connected with the bottom of lamp bracket main body through junction button; Constant-flow driver is fixed on the bonnet inboard at the lamp bracket main body back side; Constant-flow driver connects the great power LED light emitting module through waterproof cable connector; The bottom of lamp bracket main body is provided with the installing hole that supplies lamp stand to penetrate, and the below of constant-flow driver is provided for the lamp stand stator equipped with lamp stand.
As preferably, said LED street lamp also comprises lampshade water proof ring and lampshade cover plate, and the lampshade cover plate covers on lampshade, and the junction at lampshade inside edge and inner cavity edge is provided with the lampshade water proof ring.Luminous, light distributing system that great power LED light emitting module, reflector, optical lens and temperature-uniforming plate are formed are arranged in the enclosure space that is made up of lampshade, lampshade water proof ring, lamp bracket main body and waterproof cable connector; Thereby prevent that rainwater and dust from getting into the cavity that pollutes the lamp bracket main body; Preventing dust, it is very good to reach water resistance; Guarantee the normal operation circumstances of light source, prolonged service life.
Further, the inner cavity ovalize on the said lamp bracket main body, the corresponding all ovalizes of the shape of reflector, lampshade water proof ring, lampshade and lampshade cover plate with oval inner cavity, the installation sealing property is better.
As preferably, said inner cavity bottom fixedly installs heat transfer substrate, and heat-conducting medium links to each other with heat transfer substrate, and the thickness of heat transfer substrate is between 4～15mm; Cavity depth is between 15～50mm; The thickness of radiating fin is between 1～5mm, and the lamp bracket main body is provided with a plurality of osculums, and waterproof cable connector is fixed on the bonnet inboard at the lamp bracket main body back side.Further, said heat-conducting medium is a kind of in graphite, heat conductive silica gel or the heat-conducting silicone grease.Combine with temperature-uniforming plate through the great power LED light emitting module, temperature-uniforming plate combines with above-mentioned heat transfer substrate, radiating fin, good heat dissipation effect, long service life.
As preferably, said heat-conducting medium is a kind of in graphite, heat conductive silica gel or the heat-conducting silicone grease.
Adopted a kind of LED street lamp of technique scheme, its advantage is following: 1. great power LED light emitting module and temperature-uniforming plate are fitted, radiating fin and lamp bracket main body one die cast; A plurality of radiating fins are arranged in parallel above that; Increased area of dissipation, the heat that discharges during the work of great power LED light emitting module can dissipate through temperature-uniforming plate, heat-conducting medium and radiating fin apace, and radiating effect is remarkable; When the normal temperature state; Can guarantee that LED street lamp internal temperature below 60 degrees centigrade, can well reduce the light decay of led chip in the LED light emitting module, thereby guarantee the use of LED street lamp; Compare as the conventional road lamp of main thermal component with section bar, reduced the complexity of assembling; 2. optical lens is stuck in the through hole of reflector middle, and promptly optical lens adopts replaceable structure, has made full use of luminous energy, makes light distributing system well to use and is satisfied with multiple pavement behavior; Lamp bracket main body front is provided with inner cavity, and luminous and luminous intensity distribution parts are placed in it, can prevent well that dust and rainwater from getting into, and preventing dust, it is very good to reach water resistance; 3. bonnet top is designed to rotary unlatching structure through rotating shaft, and the bottom fastens through junction button and lamp bracket main body, and folding is very convenient, has improved the convenience of light fixture when installing and safeguarding.
Description of drawings
Fig. 1: the blast structural representation of the utility model embodiment.
Fig. 2: the perspective view of the utility model embodiment.
The specific embodiment
The utility model is done with Fig. 2 below in conjunction with accompanying drawing 1 and to be further described.
Embodiment: a kind of LED street lamp as depicted in figs. 1 and 2, by screw 1, lampshade cover plate 2, lampshade 3, lampshade water proof ring 4; Reflector 5, optical lens 6, great power LED light emitting module 7, temperature-uniforming plate 8, heat-conducting medium 9; Lamp bracket main body 10, waterproof cable connector 11, rotating shaft fixed head 12, constant-flow driver 13, rotating shaft 14; Lamp stand stator 15, hexagon socket head cap screw 16, bonnet 17, junction button 18 constitutes with heat transfer substrate 19.
Lamp bracket main body 10 fronts are provided with inner cavity, and heat-conducting medium 9, temperature-uniforming plate 8, great power LED light emitting module 7 and optical lens 6 are in the inner cavity.The heat transfer substrate 19 of inner cavity bottom links to each other on heat-conducting medium 9 and the lamp bracket main body 10, and temperature-uniforming plate 8 links to each other with heat-conducting medium 9, and great power LED light emitting module 7 and temperature-uniforming plate 8 fit, and optical lens 6 positions are in the outside of great power LED light emitting module 7.Reflector 5 middle are provided with the corresponding through hole of shape and optical lens 6, and optical lens 6 is stuck in the through hole, and reflector 5 is fixed on the bottom of oval inner cavity, and lampshade 3 is fixed on the lamp bracket main body 10.Lampshade cover plate 2 covers on lampshade 3, and lampshade water proof ring 4 is installed in the junction at lampshade 3 inside edges and inner cavity edge.Inner cavity ovalize on the lamp bracket main body 10, the corresponding all ovalizes of the outer contour shape of reflector 5, lampshade water proof ring 4, lampshade 3 and lampshade cover plate 2 with oval inner cavity.The a plurality of radiating fins 21 that are connected as a single entity with lamp bracket main body 10 that the top at lamp bracket main body 10 back sides is provided with outside protrusion, a plurality of radiating fins 21 are being arranged in parallel of equidistance from top to bottom.The bottom at lamp bracket main body 10 back sides is provided with bonnet 17, and bonnet 17 tops and lamp bracket main body 10 are rotationally connected through rotating shaft 14, and the left and right sides of bonnet 17 bottoms is provided with junction button 18 respectively, and bonnet 17 bottoms are fixedly connected with the bottom of lamp bracket main body 10 through junction button 18.Constant-flow driver 13 is fixed on the inboard of the bonnet 17 at lamp bracket main body 10 back sides, and constant-flow driver 13 connects great power LED light emitting module 7 through waterproof cable connector 11, and waterproof cable connector 11 is fixed on bonnet 17 inboards at lamp bracket main body 10 back sides.Lamp bracket main body 10 is provided with a plurality of osculums 20, can the ponding in the power source cavity that be made up of lamp bracket main body 10 and bonnet 17 be discharged rapidly.The bottom of lamp bracket main body 10 is provided with the installing hole that supplies lamp stand 22 to penetrate, and the below of constant-flow driver 13 is provided for the lamp stand stator 15 equipped with lamp stand 22.
Lamp bracket main body 10 is to be formed by the die casting of aluminium alloy one with radiating fin 21; The inner cavity degree of depth in lamp bracket main body 10 fronts is between 15～50mm; Heat transfer substrate 19 thickness of inner cavity bottom are between 4～15mm; Radiating fin 21 directions at lamp bracket main body 10 back sides are vertical with lamp bracket main body 10 length directions, and radiating fin 21 thickness are between 1～5mm, leave the gap between the adjacent radiating fin 21.
Great power LED light emitting module 7 is positioned over temperature-uniforming plate 8 fronts, and both closely contact, and temperature-uniforming plate 8 reverse side closely contact with heat-conducting medium 9 fronts, and heat-conducting medium 9 reverse side contact with heat transfer substrate 19 surfaces of lamp bracket main body 10 cavity bottoms.Screw 1 passes lampshade cover plate 2 screwed holes lampshade 3 is fixed on the lamp bracket main body 10, is placed with lampshade water proof ring 4 in the lampshade 3, and lampshade 3 materials can be high light transmittance materials such as glass, PC, PMMA.
Constant-flow driver 13 is fixed on the back side of lamp bracket main body 10 through screw; Light fixture is correctly installed back constant-flow driver 13 inputs and is electrically connected with the city; Output passes waterproof cable connector 11 and connects great power LED light emitting module 7, and waterproof cable connector 11 is fixed on the lamp bracket main body 10.Lamp stand stator 15 is fixed on the back side of lamp bracket main body 10 through hexagon socket head cap screw 16, and during lamp installation, lamp stand 22 inserts between lamp stand stators 15 and the lamp bracket main body 10, locks hex bolts 16, thereby light fixture is fixed on the lamp stand 22.Rotating shaft fixed head 12 is fixed on the lamp bracket main body 10 through screw, and rotating shaft 14 is passed bonnet 17 rotating holes bonnet 17 is connected, and junction button 18 is fixed on the bonnet 17 through screw, and lamp installation is accomplished and finished, and junction button 18 is fixing with lamp bracket main body 10 with bonnet 17.
Great power LED light emitting module 7 adopts high-power integration mode encapsulation, can solve the ghost image problem of bringing because of the mode of single chips encapsulation, in the heat that produces during work all concentrates on very among a small circle; Temperature-uniforming plate 8 adopts the manufacturing of super-pressure vacuum combination technology to form, and does not play chemical change and the service life with overlength in the course of work; The coefficient of heat conduction can reach 50000W/mK; Than 129.5 times of general solid copper plate hights, 34.5 ℃ of hot gasification points, moment starts heat sinking function during work.Temperature-uniforming plate 8 absorbs heat rapidly, and heat is distributed to temperature-uniforming plate 8 uniformly, adds up thereby reduce the luminous heat that brings of led chip.Temperature-uniforming plate 8 contacts with heat-conducting medium 9, can reduce the contact gap that brings because of surface irregularity etc., rapidly with the thermal energy transfer of temperature-uniforming plate 8 to going out.Heat-conducting medium 9 is the materials with good heat conductive performance, can be a kind of in graphite, heat conductive silica gel or the heat-conducting silicone grease.Lamp bracket main body 10 adopts the inner cavity structure, can bring bigger area of dissipation, has increased the air flow property ability simultaneously.Through thermal simulation experiment; When environment temperature is 25 ℃; The power of existing structure is that 75W street lamp chip operation temperature is 77.84 ℃ on the market, and the power that adopts above-mentioned this patent structure is that 75W street lamp chip operation temperature is 54.13 ℃, has proved absolutely that the road lamp cooling of this structure is effective.
Claims (6)
1. LED street lamp; It is characterized in that comprising lamp bracket main body, heat-conducting medium, temperature-uniforming plate, great power LED light emitting module, optical lens, reflector, lampshade, waterproof cable connector, constant-flow driver, bonnet and junction button; Lamp bracket main body front is provided with inner cavity; Heat-conducting medium, temperature-uniforming plate, great power LED light emitting module and optical lens are in the inner cavity, and heat-conducting medium links to each other with the inner cavity bottom of lamp bracket main body, and temperature-uniforming plate links to each other with heat-conducting medium; Great power LED light emitting module and temperature-uniforming plate fit, and optical lens position is in the outside of great power LED light emitting module; The reflector middle is provided with the shape through hole corresponding with optical lens, and optical lens is stuck in the through hole, and reflector is fixed on the bottom of inner cavity, and lampshade is fixed on the lamp bracket main body; The a plurality of radiating fins that are connected as a single entity with body that the top at the lamp bracket main body back side is provided with outside protrusion, a plurality of radiating fins are being arranged in parallel of equidistance from top to bottom; The bottom at the lamp bracket main body back side is provided with bonnet, and back tops and lamp bracket main body are rotationally connected through rotating shaft, and the left and right sides of bonnet bottom is provided with junction button respectively, and the bonnet bottom is fixedly connected with the bottom of lamp bracket main body through junction button; Constant-flow driver is fixed on the bonnet inboard at the lamp bracket main body back side; Constant-flow driver connects the great power LED light emitting module through waterproof cable connector; The bottom of lamp bracket main body is provided with the installing hole that supplies lamp stand to penetrate, and the below of constant-flow driver is provided for the lamp stand stator equipped with lamp stand.
2. a kind of LED street lamp according to claim 1 is characterized in that also comprising lampshade water proof ring and lampshade cover plate, and the lampshade cover plate covers on lampshade, and the junction at lampshade inside edge and inner cavity edge is provided with the lampshade water proof ring.
3. a kind of LED street lamp according to claim 2 is characterized in that the inner cavity ovalize on the lamp bracket main body, the corresponding all ovalizes with oval inner cavity of the shape of reflector, lampshade water proof ring, lampshade and lampshade cover plate.
4. a kind of LED street lamp according to claim 1 is characterized in that the inner cavity bottom fixedly installs heat transfer substrate, and heat-conducting medium links to each other with heat transfer substrate, and the thickness of heat transfer substrate is between 4～15mm; Cavity depth is between 15～50mm; The thickness of radiating fin is between 1～5mm, and the lamp bracket main body is provided with a plurality of osculums, and waterproof cable connector is fixed on the bonnet inboard at the lamp bracket main body back side.
5. a kind of LED street lamp according to claim 1 is characterized in that said lampshade by ultrawhite look embossing tempering woven design glass, and lamp bracket main body and radiating fin are made up of the die casting of aluminium alloy one.
6. a kind of LED street lamp according to claim 1 is characterized in that said heat-conducting medium is a kind of in graphite, heat conductive silica gel or the heat-conducting silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120248530XU CN202125841U (en) | 2011-07-13 | 2011-07-13 | LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120248530XU CN202125841U (en) | 2011-07-13 | 2011-07-13 | LED street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202125841U true CN202125841U (en) | 2012-01-25 |
Family
ID=45488907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120248530XU Expired - Fee Related CN202125841U (en) | 2011-07-13 | 2011-07-13 | LED street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202125841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865475A (en) * | 2012-08-31 | 2013-01-09 | 福建省能宝光电集团有限公司 | Fastening type high-power LED light source module and special fastening tool thereof |
| CN107178718A (en) * | 2017-07-22 | 2017-09-19 | 苏文藏 | A kind of LED for supplementing luminosity |
-
2011
- 2011-07-13 CN CN201120248530XU patent/CN202125841U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865475A (en) * | 2012-08-31 | 2013-01-09 | 福建省能宝光电集团有限公司 | Fastening type high-power LED light source module and special fastening tool thereof |
| CN107178718A (en) * | 2017-07-22 | 2017-09-19 | 苏文藏 | A kind of LED for supplementing luminosity |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102252235A (en) | Light emitting diode (LED) street lamp | |
| CN202419331U (en) | High-power LED (light-emitting diode) street lamp of heat loss through convection | |
| CN101451665A (en) | LED luminaire | |
| CN110486632B (en) | High-power LED lamp | |
| CN202303077U (en) | Embedded LED (light-emitting diode) lamp | |
| CN102759045B (en) | Easy-radiating LED streetlamp | |
| CN202580758U (en) | LED (Light Emitting Diode) lamp | |
| CN202253204U (en) | LED (Light Emitting Diode) street lamp modified from conventional street lamp | |
| CN202032396U (en) | LED road lighting lamp module | |
| CN101858543B (en) | Novel low-cost high-efficiency heat radiation large-power LED street lamp and production process thereof | |
| CN201672290U (en) | Heat dissipation and light distribution integrated LED module | |
| CN202125841U (en) | LED street lamp | |
| CN102141200A (en) | High-power LED (light emitting diode) light fitting | |
| CN202581022U (en) | High-power LED (Light-emitting Diode) ceiling light | |
| CN202125840U (en) | Street lamp | |
| CN201731360U (en) | Novel LED street lamp with low cost, high efficiency heat dissipation and big power | |
| CN101718401B (en) | LED lamp | |
| CN205579513U (en) | Can wholly radiating high -power LED lamps and lanterns structure | |
| CN201396594Y (en) | LED lamp holder integrating light distribution and heat dissipation | |
| CN201003736Y (en) | Semi-conductor LED road lamp heat dissipation structure | |
| CN203489020U (en) | Cylindrical radiator, LED lamp bead heat dissipation device composed of cylindrical radiator, and LED lamp | |
| CN202203905U (en) | LED (light emitting diode) cylinder lamp and lamp body thereof | |
| CN201753873U (en) | LED street lamp with fine radiation effect | |
| CN201003738Y (en) | Semi-conductor LED road lamp heat dissipation device | |
| CN103162112A (en) | Light-emitting diode (LED) lamp |
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: JIAXING WANTOWN LIGHTING TECHNOLOGY LIMITED Free format text: FORMER OWNER: PUJIANG YINGFU PHOTOELECTRIC TECHNOLOGY CO.,LTD. Effective date: 20140702 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 322200 JINHUA, ZHEJIANG PROVINCE TO: 314000 JIAXING, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140702 Address after: 314000, Zhejiang, Jiaxing, the original road, Ping five junctions third, third Patentee after: JIAXING VANTOWN LIGHTING TECHNOLOGY LIMITED Address before: 322200, No. 17, Red Avenue, Pujiang County, Jinhua, Zhejiang Patentee before: Pujiang Yingfu Photoelectric Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120125 Termination date: 20150713 |
|
| EXPY | Termination of patent right or utility model |