CN203273527U - LED street lamp - Google Patents
LED street lamp Download PDFInfo
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- CN203273527U CN203273527U CN2013202266547U CN201320226654U CN203273527U CN 203273527 U CN203273527 U CN 203273527U CN 2013202266547 U CN2013202266547 U CN 2013202266547U CN 201320226654 U CN201320226654 U CN 201320226654U CN 203273527 U CN203273527 U CN 203273527U
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- light source
- led
- street lamp
- driving power
- convection
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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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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses an LED street lamp. The LED street lamp comprises an LED light emitting module, a substrate and a driving power supply. The substrate comprises a light source installment plate and two side plates, wherein the light source installment plate is used for installing the LED light emitting module, and the two side plates are located on the light source installment plate and are located on two sides of the other side corresponding to the LED light emitting module; a rear cover plate corresponding to the light source installment plate is arranged between the side plates; a convection cavity is formed among the light installment plate, the two side plates and the rear cover plate; a plurality of cooling fins are arranged on one side, corresponding to the convection cavity, of the light source installment plate; an end cover and a tail cover are fixedly connected to the two ends of the substrate respectively, cover two convection openings of the convection cavity respectively, and are respectively provided with convection grid holes; the driving power supply is fixed to the rear cover plate, is located on one side in the convection cavity, and is electrically connected with the LED light emitting module.
Description
Technical field
The utility model relates to lighting field, refers to especially a kind of LED street lamp for street lighting.
Background technology
Street lamp is as the present very general road lighting field of being applied in of a kind of road lighting equipment, the general important view road of town road and city has all been installed various street lamp attractive in appearance now, and the planning of city illumination now all will be from embodying the angle of urban culture grade and region feature with construction.Various street lamps extensively are subject to people's attention under such social background.
Progress along with society, increasing energy-saving lighting apparatus is the very general life that is applied to people now, the electric light source of being commonly used can be divided into according to the reformulations classification of electric energy: the first, heat radiation light source, heat radiation light source utilizes electric current that object is heated to vehement degree and produces the light source of light, as widely used incandescent lamp and halogen tungsten lamp; The advantages such as the second, glow discharge spot lamp, glow discharge spot lamp utilize electric current to pass through the light source that gas (or steam) is launched, and it is high that this class light source has luminous efficiency, and service life is long; The third, semiconductor light sources, be a kind of can be directly the light source of visible light with electric energy conversion by solid semiconductor device, as LED lamp etc., the LED lamp is mainly to adopt direct current supply, therefore it scintillation can not occur in use, and colour rendering index is high, obtains using more and more widely in lighting field.Under the background that global energy shortage, environmental requirement improve constantly, clean energy resource is all greatly developed in countries in the world.The LED lamp with the advantages such as power consumption is relatively low, drive characteristic good, fast response time, shock resistance are high, long service life, environmental protection enter into gradually people the visual field, become the energy-conserving light source of new generation that has in the world alternative conventional light source advantage most at present.The LED lamp is a kind of green light fixture of generally acknowledging at present, it is as a kind of revolutionary energy-saving illumination technology, just in develop rapidly, along with the rapid growth of Chinese national economy, energy supply and demand contradiction is outstanding day by day, the coming into existence situation of critical shortage of supply of electric power, energy-conservation is present institute urgent problem, in the process of urbanization, road lighting and people's productive life is closely related, and the LED street lamp will become the optimal selection of roadway illumination and energy saving transformation.Therefore, development of new is efficient, energy-conservation, the life-span is long, colour rendering index is high, the LED street lamp of environmental protection is of great significance the energy-conservation tool of city illumination.
The LED light source is as a kind of novel light source very general road lighting field of being applied in now; it is higher that but the LED light source has the work caloric value of a lot of good characteristic LED light sources, if thereby solving bad heat dissipation problem can cause LED light source light decay seriously to affect the problem in service life usually.Traditional LED street lamp generally includes a basic shell, and basic shell has at least one container cavity, wherein LED light source module and driving power all are encapsulated in the container cavity of described basic shell, are provided with fin at the back side of the light-emitting window of described basic shell, dispel the heat by fin.Yet traditional this LED lamp post structure exists a series of defective, as: for the waterproof of LED light source module and driving power, be used for encapsulating container cavity and the extraneous seal isolation of described LED light source module and driving power, can't realize cross-ventilation, can only be that fin by the basic shell back side dispels the heat, and also can occur heat between LED light source module and driving power and intersect situation about transmitting.Above situation can directly affect the radiating effect of LED street lamp, and then affects the performance of LED street lamp.
The utility model content
The purpose of this utility model is to provide a kind of LED street lamp, its technical problem underlying to be solved is: traditional LED street lamp can only be realized heat radiation by the heat conduction that is arranged on the fin on basic shell, and in the container cavity that is arranged on basic shell that all seals of driving power and LED light source module, can't produce thermal convection current with the air in the external world, but also can cause driving power and heat between the LED light source module to intersect transmission.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of LED street lamp that the utility model provides, it comprises
The LED illuminating module,
Pedestal, described pedestal comprises the side plate that is positioned at corresponding with described LED illuminating module on described light source installing plate another side both sides be used to the light source installing plate that described LED illuminating module is installed and two, be provided with a back shroud corresponding with described light source installing plate between two described side plates, has convection cavity between described light source installing plate and two side plates and back shroud, on described light source installing plate, corresponding one side in described convection cavity is provided with some fin
The two ends of described pedestal are fixedly connected with respectively end cap and tail-hood, and described end cap and tail-hood cover respectively on two convection current gateways that are located at described convection cavity, all offer the convection barrier hole on described end cap and tail-hood,
Driving power, described driving power are fixed on a side that is arranged in described convection cavity on described back shroud, and described driving power and described LED illuminating module electrically connect.
Be preferable over: go out a mounting groove for the one side indent that described LED illuminating module is installed on described light source installing plate, described LED illuminating module is arranged in described mounting groove.
Be preferable over: described LED illuminating module comprises LED luminous plaque, light distribution device and fixed frame, described LED luminous plaque is sticked on the diapire of described mounting groove, described light distribution device comprises reflective mirror and diffuser, described reflective mirror is set on described LED luminous plaque, described diffuser is located on described reflective mirror, and described fixed frame is nested on described diffuser and is fixed on the diapire of described mounting groove.
Be preferable over: between the diapire of described diffuser and described mounting groove, pad is provided with waterproof pad.
Be preferable over: some described fin are parallel with described side plate.
Be preferable over: be provided with a fixed mount on described driving power, described fixed mount is nested on described driving power and is fixedly connected on described back shroud, and described driving power is sticked on described back shroud.
Be preferable over: the position that is positioned at described mounting groove on described light source installing plate offers the electric wire perforation, and described electric wire perforation is communicated with in described convection cavity and described diffuser, and is provided with waterproof end plug in the perforation of described electric wire.
Be preferable over: described tail-hood is provided with the lamp stand connection part, described lamp stand connecting portion fixedly interlocking on the lamp stand of street lamp.
Compared with prior art, the beneficial effects of the utility model are: the heat that described LED illuminating module produces is passed on described fin by described light source installing plate, and flow to described convection cavity, by in described convection cavity is dissipated to air, and the heat that described driving power produces also is passed to outside air by described back shroud when flowing to described convection cavity; And described driving power is arranged on below described back shroud, rainwater can't corrode described driving power, therefore one power package chamber need not be set, between described LED illuminating module and described driving power every being provided with for the convection cavity that dispels the heat by cross-ventilation, therefore the situation that the heat intersection is transmitted can not occur.
Description of drawings
Figure l is three-dimensional part of solution structure schematic diagram of the present utility model.
Fig. 2 is three-dimensional part of solution structure schematic diagram of another angle of the present utility model.
Fig. 3 is end face structure schematic diagram of the present utility model.
Fig. 4 is sectional structure schematic diagram of the present utility model.
The specific embodiment
Below with reference to accompanying drawing 1 to 4 and preferred embodiment, a kind of LED street lamp that the utility model proposes is done more to describe in detail.
the utility model provides a kind of LED street lamp, it comprises LED illuminating module 10, pedestal 20 and driving power 30, wherein, described pedestal 20 comprises be used to the light source installing plate 21 that described LED illuminating module 10 is installed and two side plates 22 that are positioned at the both sides of another side corresponding with described LED illuminating module 10 on described light source installing plate 21, be provided with a back shroud 23 corresponding with described light source installing plate 21 between two described side plates 22, has convection cavity 24 between described light source installing plate 21 and two side plates 22 and back shroud 23, on described light source installing plate 21, corresponding one side in described convection cavity 24 is provided with some fin 25,
The two ends of described pedestal 20 are fixedly connected with respectively end cap 40 and tail-hood 50, and described end cap 40 and tail-hood 50 cover respectively on two convection current gateways that are located at described convection cavity 24, all offer convection barrier hole 1 on described end cap 40 and tail-hood 50;
Described driving power 30 is fixed on a side that is arranged in described convection cavity 24 on described back shroud 23, and described driving power 30 electrically connects with described LED illuminating module 10.
The utility model in the specific implementation, the heat that described LED illuminating module 10 work produce is passed on described fin 25 by described light source installing plate 21, and then flow in described convection cavity 24, be located at due to lid and all offer convection barrier hole 1 on end cap 40 on two convection current gateways of described convection cavity 24 and tail-hood 50, and then the hot-air in convection cavity 24 flows in outside air by described convection barrier hole 1, and then make in described convection cavity 24 and produce cross-ventilation, realize heat radiation; And described driving power 30 is arranged on described back shroud 23 and is arranged in described convection cavity 24, due to described driving power 30 be positioned at described back shroud 23 under, rainwater can't sprinkle on described driving power 30, the power package chamber that therefore need not be provided for settling described driving power 30, heat on described driving power 30 can spill in described convection cavity 24, also can be passed in outside air by described back shroud 23 simultaneously; Further, every being provided with for the convection cavity 24 that dispels the heat by cross-ventilation, therefore the situation that the heat intersection is transmitted can not occur between described LED illuminating module 10 and described driving power 30.
Preferred embodiment: go out a mounting groove 211 for the one side indent that described LED illuminating module 10 is installed on described light source installing plate 21, described LED illuminating module 10 is arranged in described mounting groove 211.
Preferred embodiment: described LED illuminating module 10 comprises LED luminous plaque 11, light distribution device 12 and fixed frame 13, described LED luminous plaque 11 is sticked on the diapire of described mounting groove 211, described light distribution device 12 comprises reflective mirror 121 and diffuser 122, described reflective mirror 121 is set on described LED luminous plaque 11, described diffuser 122 is located on described reflective mirror 121, and described fixed frame 13 is nested on described diffuser 122 and is fixed on the diapire of described mounting groove 211.
Preferred embodiment: between the diapire of described diffuser 122 and described mounting groove 211, pad is provided with waterproof pad 14; the present embodiment in the specific implementation; utilize between the diapire of 14 pairs of described diffusers 122 of described waterproof pad and described mounting groove 211 to seal, realize the waterproofing protection to described LED luminous plaque 11.
Preferred embodiment: some described fin 25 are parallel with described side plate 22, and then are conducive to the cross-ventilation in described convection cavity 24, strengthen radiating effect.
Preferred embodiment: be provided with a fixed mount 31 on described driving power 30; described fixed mount 31 is nested on described driving power 30 and is fixedly connected on described back shroud 23; described driving power 30 is sticked on described back shroud 23; utilize described back shroud 23 to provide the protection of rainwater-proof sprinkle for described driving power 30; and as the medium that heat is transmitted, realize directly heat being imported in outside air.
Preferred embodiment: the position that is positioned at described mounting groove 211 on described light source installing plate 21 offers electric wire perforation 212, described electric wire perforation 212 is communicated with in described convection cavity 24 and described diffuser 122, and be provided with waterproof end plug 26 in described electric wire perforation 212, carry out water-proofing treatment by 26 pairs of described electric wire perforation 212 of described waterproof end plug.
Preferred embodiment: described tail-hood 50 is provided with lamp stand connection part 51, described lamp stand connecting portion 51 fixedly interlocking on the lamp stand of street lamp.
Comprehensive the above, the technical solution of the utility model can fully effectively be completed above-mentioned utility model purpose, and structural principle of the present utility model and the principle of work and power are all verified in an embodiment fully, and can reach effect and the purpose of expection, and embodiment of the present utility model also can carry out conversion according to these principles, therefore, the utility model comprise that all mention in scope in claim all replace contents.Any equivalence of doing in the utility model claim changes, within all belonging to the scope of the claims of this case application.
Claims (8)
1. LED street lamp, it is characterized in that: comprise the LED illuminating module, pedestal, described pedestal comprises the side plate that is positioned at corresponding with described LED illuminating module on described light source installing plate another side both sides be used to the light source installing plate that described LED illuminating module is installed and two, be provided with a back shroud corresponding with described light source installing plate between two described side plates, has convection cavity between described light source installing plate and two side plates and back shroud, on described light source installing plate, corresponding one side in described convection cavity is provided with some fin, the two ends of described pedestal are fixedly connected with respectively end cap and tail-hood, described end cap and tail-hood cover respectively on two convection current gateways that are located at described convection cavity, all offer the convection barrier hole on described end cap and tail-hood, driving power, described driving power is fixed on a side that is arranged in described convection cavity on described back shroud, described driving power and described LED illuminating module electrically connect.
2. a kind of LED street lamp as claimed in claim 1 is characterized in that: the one side indent that is used for installing described LED illuminating module on described light source installing plate goes out a mounting groove, and described LED illuminating module is arranged in described mounting groove.
3. a kind of LED street lamp as claimed in claim 2, it is characterized in that: described LED illuminating module comprises LED luminous plaque, light distribution device and fixed frame, described LED luminous plaque is sticked on the diapire of described mounting groove, described light distribution device comprises reflective mirror and diffuser, described reflective mirror is set on described LED luminous plaque, described diffuser is located on described reflective mirror, and described fixed frame is nested on described diffuser and is fixed on the diapire of described mounting groove.
4. a kind of LED street lamp as claimed in claim 3, is characterized in that: pad between the diapire of described diffuser and described mounting groove and be provided with waterproof pad.
5. a kind of LED street lamp as claimed in claim 4, it is characterized in that: some described fin are parallel with described side plate.
6. a kind of LED street lamp as claimed in claim 5, it is characterized in that: be provided with a fixed mount on described driving power, described fixed mount is nested on described driving power and is fixedly connected on described back shroud, and described driving power is sticked on described back shroud.
7. a kind of LED street lamp as claimed in claim 6, it is characterized in that: the position that is positioned at described mounting groove on described light source installing plate offers the electric wire perforation, described electric wire perforation is communicated with in described convection cavity and described diffuser, and is provided with waterproof end plug in the perforation of described electric wire.
8. a kind of LED street lamp as claimed in claim 7, it is characterized in that: described tail-hood is provided with the lamp stand connection part, described lamp stand connecting portion fixedly interlocking on the lamp stand of street lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202266547U CN203273527U (en) | 2013-04-28 | 2013-04-28 | LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202266547U CN203273527U (en) | 2013-04-28 | 2013-04-28 | LED street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203273527U true CN203273527U (en) | 2013-11-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202266547U Expired - Fee Related CN203273527U (en) | 2013-04-28 | 2013-04-28 | LED street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203273527U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822915A (en) * | 2016-05-21 | 2016-08-03 | 宣炯华 | Automatic radiating type COB integrated LED lamp body based on heat convection |
| CN108895342A (en) * | 2018-07-24 | 2018-11-27 | 江门沃能光电科技有限公司 | A kind of light-operated LED road lamp |
-
2013
- 2013-04-28 CN CN2013202266547U patent/CN203273527U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822915A (en) * | 2016-05-21 | 2016-08-03 | 宣炯华 | Automatic radiating type COB integrated LED lamp body based on heat convection |
| CN108895342A (en) * | 2018-07-24 | 2018-11-27 | 江门沃能光电科技有限公司 | A kind of light-operated LED road lamp |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20170428 |