CN209744335U - Single-channel type LED street lamp driving power supply heat dissipation device - Google Patents
Single-channel type LED street lamp driving power supply heat dissipation device Download PDFInfo
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- CN209744335U CN209744335U CN201920592459.3U CN201920592459U CN209744335U CN 209744335 U CN209744335 U CN 209744335U CN 201920592459 U CN201920592459 U CN 201920592459U CN 209744335 U CN209744335 U CN 209744335U
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Abstract
The utility model discloses a single channel formula LED street lamp drive power supply heat abstractor, including power box body, heat transfer cavity, fin, aluminium foil board, heat dissipation cavity, aqueduct, guide duct, heat dissipation water pipe and outlet, the inside of power box body is cut apart into heat dissipation cavity and heat transfer cavity through aluminium foil board from top to bottom, the top cap is installed at the top of power box body, the welding of the inside intermediate position department of heat dissipation cavity of top cap bottom has the water catch bowl. The utility model discloses a work that two sets of fans induced drafts and airs exhaust, heat and outside air form the convection current in the whole heat transfer cavity, make the natural wind flow in the heat transfer cavity through the guide duct, the design of cooperation fin and heat conduction aluminium foil, the heat that produces the work of drive power supply main part passes through in fin and the heat conduction aluminium foil transmit the heat transfer cavity, the inside heat in heat transfer cavity is distributed away from the heat dissipation wind gap to the natural wind drive heat transfer cavity that flows, make the heat can in time discharge, radiating effect when having improved whole device and using.
Description
Technical Field
The utility model discloses LED street lamp drive power supply equipment technical field specifically is a single channel formula LED street lamp drive power supply heat abstractor.
Background
Because the LED street lamp is used for outdoor environment, will endure the adverse circumstances that wind blows and rain drenches for a long time, consequently, drive power supply places in special power supply box usually, though play the guard action like this, but also cut off the direct connection with the external environment, be unfavorable for the heat dissipation, and LED power supply during operation, the heat that components and parts produced in the power is passed to the casing surface and is dispelled the heat, and heat can't form the convection current with outside air in the sealed power supply box, can only carry out few heat transfer, can't take away the heat that drive power supply sent rapidly, finally lead to the heat to be stocked on the power supply box, too high operating temperature makes drive power supply life-span shorten greatly. Therefore, a single-channel type LED street lamp driving power supply heat dissipation device is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a single channel formula LED street lamp drive power supply heat abstractor to solve the relatively poor problem of radiating effect who proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a single-channel LED street lamp driving power supply heat dissipation device comprises a power supply box body, a heat exchange cavity, a heat dissipation fin, an aluminum foil plate, a heat dissipation cavity, a water guide pipe, a wind guide pipe, a heat dissipation water pipe and a water outlet, wherein the inside of the power supply box body is divided into the heat dissipation cavity and the heat exchange cavity from top to bottom through the aluminum foil plate, a top cover is installed at the top of the power supply box body, a water collection tank is welded at the middle position inside the heat dissipation cavity at the bottom of the top cover, one end of the water guide pipe penetrates through the top cover and extends to the top end inside the water collection tank, the water guide pipe is communicated with the water collection tank, one end of the heat dissipation water pipe penetrates through the heat dissipation cavity and two side walls at the top of the power supply box body, built-in cavities are installed at positions at two sides of the water collection tank, a, the fan is installed inside the built-in cavity, one end of the air guide pipe is communicated with the bottom of the built-in cavity, the other end of the air guide pipe penetrates through the aluminum foil plate and is communicated with the heat exchange cavity, the driving power supply main body is fixedly installed inside the heat exchange cavity, the outer surface of the driving power supply main body is wrapped with the heat conduction aluminum foil, and the heat radiating fins are installed at the connecting positions of the inner side of the heat conduction aluminum foil and the driving power supply main body.
Preferably, the aqueducts are arranged into six groups, the aqueducts are inclined, and waterproof layers are coated on the outer surfaces of the top cover and the power box body.
Preferably, the heat dissipation water pipe is provided with two sets of, two sets of the heat dissipation water pipe all sets up to "S" shape, and the heat dissipation water pipe is central symmetry overall arrangement about the water catch bowl.
Preferably, the built-in chambers are arranged in two groups, the area of the built-in chambers is the same, and the built-in chambers are arranged in a central symmetry manner with respect to the driving power supply main body.
Preferably, the filter screen is embedded in the left side of the air port and the right side of the heat dissipation air port, and the aperture of the filter screen is set to be 1 cm.
Preferably, the tuyere is trapezoidal, and both ends of the tuyere are splayed.
Compared with the prior art, the beneficial effects of the utility model are that: the single-channel LED street lamp driving power supply heat dissipation device is characterized in that through the design of a set of air opening which is arranged outside a built-in cavity and is gradually expanded in a ladder shape, two sets of fans are matched for air suction and air exhaust, heat in the whole heat exchange cavity and outside air form convection, and then through the design of the heat dissipation fins and the heat conduction aluminum foils, the heat generated by the work of the driving power supply main body is transferred into the heat exchange cavity through the heat dissipation fins and the heat conduction aluminum foils, and then, the flowing natural wind drives the heat in the heat exchange cavity to be dissipated from the heat dissipation air opening, so that the heat can be dissipated in time, the heat dissipation effect of the whole device in use is improved, meanwhile, through the structure that the water guide pipe and the water collection groove are matched with the S-shaped heat dissipation water pipe, the aluminum foil plate at the top of the driving power supply main body is matched with the heat in the heat, the heat dissipation effect of the whole device is further enhanced, so that the whole device is long in service life, low in manufacturing cost and suitable for large-scale production.
Drawings
Fig. 1 is a schematic view of the front view of the structure of the present invention.
Fig. 2 is an enlarged schematic view of the structure a in fig. 1.
Fig. 3 is the local overlooking and splitting schematic diagram of the aluminum foil plate and the heat dissipation water pipe of the utility model.
In the figure: 1. a power supply box body; 2. a heat exchange cavity; 3. a heat-conducting aluminum foil; 4. a heat sink; 5. a driving power supply main body; 6. an aluminum foil plate; 7. a heat dissipation chamber; 8. a top cover; 9. a water conduit; 10. a water collection tank; 11. an air guide pipe; 12. a heat dissipation water pipe; 13. a water outlet; 14. a built-in chamber; 15. a tuyere; 16. a fan; 17. and a heat dissipation air port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: a single-channel LED street lamp driving power supply heat dissipation device comprises a power supply box body 1, a heat exchange cavity 2, a heat dissipation fin 4, an aluminum foil plate 6, a heat dissipation cavity 7, a water guide pipe 9, a wind guide pipe 11, a heat dissipation water pipe 12 and a water outlet 13. The interior of the power supply box body 1 is divided into a heat dissipation chamber 7 and a heat exchange cavity 2 from top to bottom through an aluminum foil plate 6, a top cover 8 is installed at the top of the power supply box body 1, a water collecting tank 10 is welded at the middle position inside the heat dissipation chamber 7 at the bottom of the top cover 8, six groups of water guide pipes 9 are arranged, the water guide pipe 9 is arranged in an inclined manner, waterproof layers are coated on the outer surfaces of the top cover 8 and the power supply box body 1, the rainwater around the power supply box body 1 and the top cover 8 can protect the power supply box body through the waterproof layers, a small amount of rainwater enters the water collecting tank 10 through the inclined water guide pipe 9, then the rainwater is uniformly dispersed outwards along the S-shaped heat dissipation water pipe 12, and the top of the driving power supply main body 5 is matched with the heat transfer in the heat exchange cavity 2 to rainwater through the aluminum foil plate 6, and finally the rainwater is discharged together through the water outlet 13, so that the heat dissipation effect of the whole device is further enhanced.
One end of the water guide pipe 9 penetrates through the top cover 8, the water guide pipe 9 extends to the top end of the inside of the water collecting tank 10, the water guide pipe 9 is communicated with the water collecting tank 10, one end of the heat dissipation water pipe 12 penetrates through two side walls of the top of the heat dissipation cavity 7 and the top of the power supply box body 1, the heat dissipation water pipe 12 is communicated with the water outlet 13, the two groups of heat dissipation water pipes 12 are arranged, the two groups of heat dissipation water pipes 12 are S-shaped, and the heat dissipation water pipes 12 are in centrosymmetric arrangement with respect.
Built-in cavities 14 are respectively arranged at the positions of two sides of the water collecting tank 10, the outer side wall of one group of built-in cavities 14 is provided with an air port 15, the outer side wall of the other group of built-in cavities 14 is provided with a heat dissipation air port 17, two ends of the air port 15 are splayed, filter screens are embedded in the left side of the air port 15 and the right side of the heat dissipation air port 17, the aperture of each filter screen is set to be 1cm, impurities in air are filtered through the filter screens, the condition that dust impurities enter the interior of the power supply box body 1 is avoided, fans 16 are respectively arranged in the built-in cavities 14, one end of each air guide pipe 11 is communicated with the bottom of the built-in cavity 14, the other end of each air guide pipe 11 penetrates through the aluminum foil plate 6 to be communicated with the heat exchange cavity 2, a driving power supply main body 5 is fixedly arranged in the interior of the heat exchange cavity 2, the built-in chambers 14 are arranged in two groups, the area of the built-in chambers 14 is the same, the built-in chambers 14 are arranged in a central symmetry mode relative to the driving power supply main body 5, the air ports 15 are arranged in a ladder shape, the pressure of natural wind on a pipeline is increased and then decreased through the process that the pipe diameter of the air ports 15 is decreased and suddenly increased, further generating pressure difference which can accelerate natural wind, so that the fan 16 rotates to drive the natural wind to rapidly flow downwards in the heat exchange cavity 2 through the air guide pipe 11, the heat in the whole heat exchange cavity 2 and the outside air form convection, and then the flowing natural wind drives the heat in the heat exchange cavity 2 to contact with the air by matching with the air exhaust work of another group of fans 16, and the heat is converted into air and is transmitted out through the heat dissipation air port 17, so that the heat can be discharged in time, and the heat dissipation effect of the whole device in use is improved.
The working principle is as follows: the heat generated by the driving power supply main body 5 in the working process is transferred to the heat-conducting aluminum foil 3 through the radiating fins 4, the heat-conducting aluminum foil 3 is made of aluminum, the heat conductivity coefficient of the aluminum is very high, the heat generated by the driving power supply main body 5 in the working process is transferred into the heat-exchanging cavity 2 through the heat-conducting aluminum foil 3, meanwhile, the external natural wind is accelerated through the air suction work of one group of fans 16, firstly, impurities in the air are filtered out through the filter screen, and then, the pipe diameter of the air opening 15 is reduced and suddenly increased, so that the pressure of the natural wind on the pipeline is increased and then reduced, further, a pressure difference is generated, the pressure difference can accelerate the natural wind, the fan 16 rotates to drive the natural wind to flow downwards in the heat-exchanging cavity 2 through the air guide pipe 11, the heat in the whole heat-exchanging cavity 2 and the external air form convection, and then, the, the flowing natural wind drives the heat inside the heat exchange cavity 2 to contact with the air, and the heat is converted into the air to be transmitted out through the heat dissipation air port 17, so that the heat can be discharged in time, and the heat dissipation effect of the whole device during use is improved.
When meetting rainy season, when the rainwater all around of power box body 1 and top cap 8 carries out the guard action through the waterproof layer, have a small amount of rainwater to pass through in aqueduct 9 gets into water catch bowl 10, the rainwater is evenly flowed out along the heat dissipation water pipe 12 of "S" shape afterwards, and cooperate 5 tops of drive power supply main part to pass through aluminium foil board 6 and give the rainwater with 2 inside heat transfer in heat transfer cavity, last rainwater passes through outlet 13 and discharges together, further the radiating effect of whole device of having strengthened, and structural design is simple reasonable, the practicality is very high, the cost of manufacture is low, and the device is suitable for large-scale production and use.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a single channel formula LED street lamp drive power supply heat abstractor, includes power box body (1), heat transfer cavity (2), fin (4), aluminium foil board (6), heat dissipation cavity (7), aqueduct (9), guide duct (11), heat dissipation water pipe (12) and outlet (13), its characterized in that: the heat dissipation cavity (7) and the heat exchange cavity (2) are divided into from top to bottom in the power box body (1) through an aluminum foil plate (6), a top cover (8) is installed at the top of the power box body (1), a water collecting tank (10) is welded at the middle position inside the heat dissipation cavity (7) at the bottom of the top cover (8), one end of a water guide pipe (9) penetrates through the top cover (8), the water guide pipe (9) extends to the top end of the inside of the water collecting tank (10), the water guide pipe (9) is communicated with the water collecting tank (10), one end of a heat dissipation water pipe (12) penetrates through the two side walls of the top of the heat dissipation cavity (7) and the two side walls of the top of the power box body (1), the heat dissipation water pipe (12) is communicated with a water outlet (13), built-in cavities (14) are installed at the positions on the two sides of the water collecting, the outer side wall of the other group of built-in cavity (14) is provided with a heat dissipation air port (17), a fan (16) is installed inside the built-in cavity (14), one end of an air guide pipe (11) is communicated with the bottom of the built-in cavity (14), the other end of the air guide pipe (11) penetrates through an aluminum foil plate (6) and is communicated with a heat exchange cavity (2), a driving power supply main body (5) is fixedly installed inside the heat exchange cavity (2), a heat conduction aluminum foil (3) is wrapped on the outer surface of the driving power supply main body (5), and a heat dissipation fin (4) is installed at the joint of the inner side of the heat conduction aluminum foil (3) and the driving power supply main body (5).
2. The single-channel LED street lamp driving power supply heat dissipation device of claim 1, wherein: six groups of water guide pipes (9) are arranged, the water guide pipes (9) are inclined, and waterproof layers are coated on the outer surfaces of the top cover (8) and the power supply box body (1).
3. The single-channel LED street lamp driving power supply heat dissipation device of claim 1, wherein: the heat dissipation water pipes (12) are arranged in two groups, the heat dissipation water pipes (12) are arranged in an S shape, and the heat dissipation water pipes (12) are arranged in a centrosymmetric mode about the water collection tank (10).
4. The single-channel LED street lamp driving power supply heat dissipation device of claim 1, wherein: the built-in chambers (14) are arranged in two groups, the area sizes of the built-in chambers (14) are consistent, and the built-in chambers (14) are in central symmetry layout relative to the driving power supply main body (5).
5. The single-channel LED street lamp driving power supply heat dissipation device of claim 1, wherein: the filter screen is embedded in the left side of the air port (15) and the right side of the heat dissipation air port (17), and the aperture of the filter screen is set to be 1 cm.
6. The single-channel LED street lamp driving power supply heat dissipation device of claim 1, wherein: the air opening (15) is in a trapezoid shape, and two ends of the air opening (15) are in a splayed shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920592459.3U CN209744335U (en) | 2019-04-28 | 2019-04-28 | Single-channel type LED street lamp driving power supply heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920592459.3U CN209744335U (en) | 2019-04-28 | 2019-04-28 | Single-channel type LED street lamp driving power supply heat dissipation device |
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| Publication Number | Publication Date |
|---|---|
| CN209744335U true CN209744335U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920592459.3U Expired - Fee Related CN209744335U (en) | 2019-04-28 | 2019-04-28 | Single-channel type LED street lamp driving power supply heat dissipation device |
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| Country | Link |
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| CN (1) | CN209744335U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117979664A (en) * | 2024-04-01 | 2024-05-03 | 广东新创电源科技有限公司 | High-efficiency LED driving power supply |
-
2019
- 2019-04-28 CN CN201920592459.3U patent/CN209744335U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117979664A (en) * | 2024-04-01 | 2024-05-03 | 广东新创电源科技有限公司 | High-efficiency LED driving power supply |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| 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: 20191206 Termination date: 20210428 |