CN201435858Y - Power supply for LED street lamp - Google Patents
Power supply for LED street lamp Download PDFInfo
- Publication number
- CN201435858Y CN201435858Y CN200920157809XU CN200920157809U CN201435858Y CN 201435858 Y CN201435858 Y CN 201435858Y CN 200920157809X U CN200920157809X U CN 200920157809XU CN 200920157809 U CN200920157809 U CN 200920157809U CN 201435858 Y CN201435858 Y CN 201435858Y
- Authority
- CN
- China
- Prior art keywords
- power
- circuit
- street lamp
- led street
- power supply
- 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
- 239000000565 sealant Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model belongs to the technical field of power supply and provides a power supply for an LED street lamp. The power supply for the LED street lamp comprises a power box, a power panel fixedly arranged therein and a power cord connected with the power panel, wherein the power box comprises an upper cover, a lower cover and side covers; the power cord is welded on the panel, one end of the power cord is connected with an external power supply, and the other end thereof is connected with the LED street lamp; and an anti-surge protection circuit, a short-circuit protection circuit, a lightning protection circuit and a constant current circuit are arranged on the power panel. The power supply for the LED street lamp has the advantages that the upper cover of the power box is providedwith a plurality of continuous projections, thereby achieving better heat dissipation; each connecting part is provided with a sealing layer in the power box, thereby achieving the waterproof function; and the anti-surge protection circuit, the short-circuit protection circuit, the lightning protection circuit and the constant current circuit are arranged on the power panel, thereby enhancing thesafety and reducing the maintenance cost.
Description
Technical field
The utility model relates to road lamp power supply, relates in particular to a kind of LED road lamp power supply with safety measures such as antisurge protection, short-circuit protection, anti-lightning strike, constant currents.
Background technology
Power supply does not in the market generally have antisurge protection, short-circuit protection, anti-lightning strike, constant current etc., is unfavorable for that the LED street lamp uses.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of LED road lamp power supply with antisurge protection, short-circuit protection, anti-lightning strike, constant current is provided.
For solving the problems of the technologies described above, the utility model is achieved through the following technical solutions:
A kind of LED road lamp power supply comprises power pack and the power line that fixedly installs printed substrate therein and be attached thereto, and it is characterized in that: described power pack comprises loam cake, lower cover and side cover; Described power line is welded on the described plate, and an end is connected with external power source, and an other end is connected with the LED street lamp; Described power panel is provided with antisurge protective circuit, short-circuit protection circuit, lightning prevention circuit and constant-current circuit.
In order to strengthen the surperficial surface radiating effect of LED road lamp power supply, described power pack loam cake has many continuous projectioies, can better dispel the heat.
In order to strengthen the water proof and dust proof effect of LED street lamp, described power supply has been done good water-proofing treatment, is provided with sealant at each connecting portion of power pack.
The utility model compared with prior art has following beneficial effect:
1) the power pack loam cake has many continuous projectioies, can better dispel the heat.
2) each connecting portion is provided with sealant in the power pack, can play the function of waterproof.
3) power panel is provided with antisurge protection, short-circuit protection, anti-lightning strike and constant-current circuit, has improved fail safe, has reduced maintenance cost.
Description of drawings
Fig. 1 is the decomposing schematic representation of the utility model LED street lamp;
Fig. 2 is the schematic diagram after Fig. 1 assembles;
Fig. 3 is the schematic diagram after power panel and the power line welding.
Embodiment
In order to understand the utility model better, the utility model is done to describe further below in conjunction with the drawings and specific embodiments.
With reference to figure 1-3, a kind of LED road lamp power supply comprises power pack 10, power panel 20 and power line 30.Power pack 10 is a cuboid, comprises loam cake 11, lower cover 12 and two side covers 13, loam cake 11, the rectangular flute profile of lower cover 12 for fastening mutually, and side cover 13 is connected by screw with them at the two ends of loam cake 11 and lower cover 12.On the outer surface of loam cake 11, be provided with the projection of continuous distribution, be used for to power supply heat sinking.Be provided with the silica gel sealing layer in power pack 10 inner each several part junctions, can prevent that moisture and flying dust from entering in the power pack.Power panel 20 fixing by screw in lower cover 12, power panel is a printed substrate, is provided with circuit such as antisurge protection, short-circuit protection, anti-lightning strike and constant current, these circuit can adopt this area circuit commonly used.Power line 30 is welded on power panel 20 two ends, and an end passes a through hole on the side cover 13 and is connected with external power source, and the through hole that the other end passes on another side cover 13 is connected with the LED street lamp.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; should be understood that; for the person of ordinary skill of the art; every any modification of within spirit of the present utility model and principle, being done, be equal to and replace or improvement etc., all should be included within the protection range of the present utility model.
Claims (3)
1. a LED road lamp power supply comprises power pack and the power line that fixedly installs power panel therein and be attached thereto, and it is characterized in that: described power pack comprises loam cake, lower cover and side cover; Described power line is welded on the described plate, and an end is connected with external power source, and an other end is connected with the LED street lamp; Described power panel is provided with antisurge protective circuit, short-circuit protection circuit, lightning prevention circuit and constant-current circuit.
2. LED street lamp according to claim 1 is characterized in that, is covered with many continuous projectioies on the described power pack.
3. LED street lamp according to claim 2 is characterized in that, the each several part junction is provided with the sealant layer that is used for waterproof in the power pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920157809XU CN201435858Y (en) | 2009-06-02 | 2009-06-02 | Power supply for LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920157809XU CN201435858Y (en) | 2009-06-02 | 2009-06-02 | Power supply for LED street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201435858Y true CN201435858Y (en) | 2010-03-31 |
Family
ID=42054671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920157809XU Expired - Fee Related CN201435858Y (en) | 2009-06-02 | 2009-06-02 | Power supply for LED street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201435858Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012146212A1 (en) * | 2011-04-29 | 2012-11-01 | 北京瀛寰飞龙科技有限公司 | Dedicated lightning protection device for led lamp power supply |
| CN103712132A (en) * | 2013-12-31 | 2014-04-09 | 苏州承腾电子科技有限公司 | Improved LED wall wash lamp |
-
2009
- 2009-06-02 CN CN200920157809XU patent/CN201435858Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012146212A1 (en) * | 2011-04-29 | 2012-11-01 | 北京瀛寰飞龙科技有限公司 | Dedicated lightning protection device for led lamp power supply |
| CN103712132A (en) * | 2013-12-31 | 2014-04-09 | 苏州承腾电子科技有限公司 | Improved LED wall wash 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: 20100331 Termination date: 20170602 |