CN218473569U

CN218473569U - Heat radiator for photovoltaic inverter

Info

Publication number: CN218473569U
Application number: CN202222072485.8U
Authority: CN
Inventors: 张启品
Original assignee: Goldbell Electric Drives And Controls Shenzhen Co ltd
Current assignee: Goldbell Electric Drives And Controls Shenzhen Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-02-10
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a heat abstractor of photovoltaic inverter, the power distribution box comprises a box body, the inner wall fixedly connected with fin of box, the positive fixedly connected with photovoltaic inverter body of fin, the top and the equal fixedly connected with water tank in bottom of box, two fixedly connected with water box between the water tank. The utility model has the advantages that the box body can effectively protect the photovoltaic inverter body, effectively avoid the corrosion of the photovoltaic inverter body caused by dust, avoid the impact of external objects on the photovoltaic inverter body, effectively protect the use safety of the photovoltaic inverter body, and improve the safety and service life of the device; moreover, the device can effectively dissipate heat of the photovoltaic inverter body, the overheating condition of the photovoltaic inverter body is reduced, and the safety and the service life of the photovoltaic inverter body are further improved.

Description

Heat radiator for photovoltaic inverter

Technical Field

The utility model relates to a photovoltaic inverter's heat abstractor.

Background

Photovoltaic inverters are inverters that convert variable dc voltage produced by Photovoltaic (PV) solar panels into mains frequency Alternating Current (AC), which can be fed back to a commercial power transmission system or used by an off-grid power grid. Photovoltaic inverters are one of the important system Balances (BOS) in photovoltaic array systems, and can be used with general ac powered equipment. The solar inverter has special functions matched with the photovoltaic array, such as maximum power point tracking and island effect protection.

The existing photovoltaic inverter has poor heat dissipation effect, the service life of the photovoltaic inverter can be influenced by overhigh temperature when the photovoltaic inverter works for a long time, and the photovoltaic inverter is easily damaged by dust or external objects when in use, so that the heat dissipation device of the photovoltaic inverter is needed.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a photovoltaic inverter's heat abstractor to solve the long-time during operation of current photovoltaic inverter, photovoltaic inverter high temperature can influence its life, and photovoltaic inverter causes the problem of damage by dust or external object when using easily moreover.

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a heat abstractor of photovoltaic inverter, the power distribution box comprises a box body, the inner wall fixedly connected with fin of box, the positive fixedly connected with photovoltaic inverter body of fin, the top and the equal fixedly connected with water tank in bottom of box, two fixedly connected with water box between the water tank, the back of fin runs through the box and alternates on the water box, it has the cooling tube rather than fixed connection to alternate on the water box, the both ends of cooling tube all run through the water box and are linked together with two water tanks respectively, the water pump is installed, two on the top of cooling tube all install the refrigeration structure on the water tank, two return pipes of fixedly connected with between the water tank, two the top and the bottom of return pipe all are linked together with two water tanks respectively through the pipe, two the heat-conducting plate that the equidistance was arranged is all alternated to the inner wall of return pipe, one side of heat-conducting plate all runs through and extends to the inside of box.

As a further description of the above technical solution:

the refrigerating structure comprises two refrigerators, one sides of the two refrigerators are inserted into the water tank and fixedly connected with the water tank, and baffles are fixedly connected between the two refrigerators and are arranged equidistantly.

As a further description of the above technical solution:

the cross-sectional shape of cooling tube is square setting, the shape of cooling tube is the S-shaped setting.

As a further description of the above technical solution:

the utility model discloses a return water pipe, including return water pipe, fan, chain, heat transfer rod, return water pipe inner wall rotates and is connected with two impellers, two one side of impeller all runs through and extends to the outside of return water pipe, two the equal fixedly connected with gear in one side of impeller, one side fixedly connected with square box of return water pipe, one side of square box inlays and is equipped with two rings rather than the rotation connection, two the equal fixedly connected with fan of inner wall of ring, the chain each one side of ring meshes with two gears respectively mutually, the inner wall interlude of square box has the heat transfer rod that the equidistance was arranged, the one end of heat transfer rod runs through and extends to the inside of return water pipe, one side intercommunication of square box has the gas-supply pipe, the other end and the box of gas-supply pipe are linked together.

As a further description of the above technical solution:

two filter plates are inserted into one side of the square box and are respectively positioned at the top and the bottom of the gas conveying pipe.

Compared with the prior art, the utility model has the advantages of:

according to the scheme, the box body can effectively protect the photovoltaic inverter body, so that the photovoltaic inverter body is effectively prevented from being corroded by dust, and the impact of external objects on the photovoltaic inverter body can be avoided, so that the use safety of the photovoltaic inverter body is effectively protected, and the safety and the service life of the device are improved; moreover, the device can effectively dissipate heat of the photovoltaic inverter body, the overheating condition of the photovoltaic inverter body is reduced, and the safety and the service life of the photovoltaic inverter body are further improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a subjective view of the present invention;

fig. 3 is a front sectional view of the present invention;

fig. 4 is a side cross-sectional view of the present invention;

FIG. 5 is a side cross-sectional view of the square box of the present invention;

fig. 6 is a local subjective view of the middle radiating pipe of the present invention.

The reference numbers in the figures illustrate:

1. a box body; 2. a heat sink; 3. a photovoltaic inverter body; 4. a water tank; 5. a water box; 6. a radiating pipe; 7. a water pump; 8. a refrigeration structure; 801. a refrigerator; 802. a baffle plate; 9. a water return pipe; 10. a heat conducting plate; 11. an impeller; 12. a gear; 13. a square box; 14. a circular ring; 15. a fan; 16. a heat transfer rod; 17. a gas delivery pipe; 18. a filter plate.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention;

referring to fig. 1 to 6, in the present invention: the utility model provides a photovoltaic inverter's heat abstractor, the power distribution box comprises a box body 1, the inner wall fixedly connected with fin 2 of box 1, the positive fixedly connected with photovoltaic inverter body 3 of fin 2, the top and the equal fixedly connected with water tank 4 in bottom of box 1, fixedly connected with water box 5 between two water tanks 4, the back of fin 2 runs through box 1 and alternates on water box 5, it has rather than fixedly connected's cooling tube 6 to alternate on the water box 5, the both ends of cooling tube 6 all run through water box 5 and are linked together with two water tanks 4 respectively, water pump 7 is installed on the top of cooling tube 6, all install refrigeration structure 8 on two water tanks 4, two wet return 9 of fixedly connected with between two water tanks 4, the top and the bottom of two wet return 9 all are linked together with two water tanks 4 respectively through the pipe, the heat-conducting plate 10 that the equidistance was arranged is all alternated to the inner wall of two wet return 9, one side of heat-conducting plate 10 all runs through and extends to the inside of box 1.

In the utility model, when in use, firstly, the box body 1 can play an effective protection effect on the photovoltaic inverter body 3, effectively avoid the corrosion of the photovoltaic inverter body 3 caused by dust, and avoid the impact of external objects on the photovoltaic inverter body 3, thereby effectively protecting the use safety of the photovoltaic inverter body 3, improve the safety and service life of the device, when the photovoltaic inverter body 3 is heated in use, the heat of the photovoltaic inverter body 3 can be transferred to the radiating fins 2, at the moment, a user simultaneously starts the water pump 7 and the two refrigerating structures 8, the refrigerating structures 8 can cool the cooling liquid in the water tank 4, the cooled cooling liquid can be input into the radiating pipes 6 by the water pump 7, the radiating pipes 6 are in the water box 5 and are in contact with the radiating fins 2, so the cooling liquid can cool the radiating fins 2, the cooling fin 2 cools the photovoltaic inverter body 3 after being cooled, so as to achieve the purpose of cooling the photovoltaic inverter body 3, the cooling liquid flows out of the cooling tube 6 and then enters the bottom water tank 4, the cooling structure 8 in the bottom water tank 4 cools the cooling liquid again, the cooling liquid then flows back to the top water tank 4 through the water return pipe 9, so as to complete the water circulation of the cooling liquid, meanwhile, when the cooling liquid passes through the water return pipe 9, the cooling liquid cools the heat conducting plate 10, one side of the heat conducting plate 10 is located inside the box body 1, so that the heat conducting plate 10 after being cooled can cool the inside of the box body 1, further play a role of cooling the photovoltaic inverter body 3, further improve the heat dissipation effect of the device on the photovoltaic inverter body 3, and effectively reduce the overheating condition of the photovoltaic inverter body 3, thereby promoting the safety and the service life of the photovoltaic inverter body 3.

Please refer to fig. 2-4, wherein: the refrigerating structure 8 comprises two refrigerators 801, one sides of the two refrigerators 801 are inserted into the water tank 4 and fixedly connected with the water tank, and baffles 802 arranged at equal intervals are fixedly connected between the two refrigerators 801.

The utility model discloses in, when using, at first start refrigerator 801, refrigerator 801 can cool down to the inside coolant liquid of water tank 4, and then realizes the cryogenic purpose of coolant liquid, and the coolant liquid can flow between a plurality of baffles 802 when water tank 4 is inside to flow moreover to baffle 802 is the alternative setting, and then increases the time of coolant liquid and refrigerator 801 contact, and then improves the refrigeration effect of refrigerator 801 to the coolant liquid.

Please refer to fig. 4 and 6, wherein: the radiating pipe 6 is square in cross section, and the radiating pipe 6 is S-shaped.

The utility model discloses in, be square setting through 6 cross sectional shapes of cooling tube and can increase the area of contact with fin 2, and then promote the refrigeration effect to fin 2 to cooling tube 6 is the S-shaped setting, and further increase cooling tube 6 and fin 2 'S area of contact, further promotion is to fin 2' S refrigeration effect.

Please refer to fig. 1, 2, 3 and 5, wherein: the inner wall of wet return 9 rotates and is connected with two impeller 11, one side of two impeller 11 all runs through and extends to the outside of wet return 9, the equal fixedly connected with gear 12 in one side of two impeller 11, one side fixedly connected with square box 13 of wet return 9, one side of square box 13 is inlayed and is equipped with two rings 14 rather than rotating the connection, the equal fixedly connected with fan 15 of inner wall of two rings 14, one side of each ring 14 of chain meshes with two gear 12 respectively mutually, the inner wall interlude of square box 13 has the heat transfer pole 16 that the equidistance was arranged, the one end of heat transfer pole 16 runs through and extends to the inside of wet return 9, one side intercommunication of square box 13 has gas-supply pipe 17, the other end and the box 1 of gas-supply pipe 17 are linked together.

The utility model discloses in, the coolant liquid flows back to the inside in-process of top water tank 4 from wet return 9, the coolant liquid flows and can drive impeller 11 rotatory, impeller 11 can drive gear 12 rotatory after rotatory, because gear 12 meshes with ring 14 mutually, and then it is rotatory to drive ring 14, ring 14 rotates after can driving fan 15 rotatory, can inhale outside air inside square box 13 after fan 15 is rotatory, the air can contact with heat transfer pole 16 after that, and 16 one end of heat transfer pole is located wet return 9 inside, so the coolant liquid can cool down heat transfer pole 16, heat transfer pole 16 can cool down the air that enters into square box 13 inside after then, the air after the cooling can be imported into box 1 inside through gas-supply pipe 17 after that, and then cool down to box 1 inside, further play the radiating purpose of photovoltaic inverter body 3, and then improve the practicality of device.

Please refer to fig. 1 and 5, wherein: two filter plates 18 are inserted into one side of the square box 13, and the two filter plates 18 are respectively positioned at the top and the bottom of the air delivery pipe 17.

The utility model discloses in, two filter 18 that alternate through square box 13 one side can filter the air that enters into box 1 inside, avoid the inside condition of dust pollution device in the air to take place, and then improve the practicality of device.

The working principle is as follows: when in use, firstly, the box body 1 can play an effective protection effect on the photovoltaic inverter body 3, thereby effectively avoiding the corrosion of dust to the photovoltaic inverter body 3, avoiding the impact of external objects to the photovoltaic inverter body 3, further effectively protecting the use safety of the photovoltaic inverter body 3, improving the safety and the service life of the device, when the photovoltaic inverter body 3 generates heat in use, the heat of the photovoltaic inverter body 3 can be transferred to the radiating fins 2, at the moment, a user simultaneously starts the water pump 7 and all the refrigerators 801, starts the refrigerators 801, the refrigerators 801 can cool the cooling liquid in the water tank 4, thereby achieving the purpose of cooling the cooling liquid, the cooled cooling liquid can be input into the radiating pipe 6 by the water pump 7, the radiating pipe 6 is arranged in the water box 5 and is contacted with the radiating fins 2, therefore, the cooling liquid can cool the cooling fin 2, the cooling fin 2 can cool the photovoltaic inverter body 3 after being cooled, and further the purpose of cooling the photovoltaic inverter body 3 is achieved, the cooling liquid can enter the water tank 4 at the bottom after flowing out of the cooling tube 6, the cooling structure 8 in the water tank 4 at the bottom can cool the cooling liquid again, the cooling liquid can flow back to the water tank 4 at the top through the return pipe 9, so as to complete the water circulation of the cooling liquid, meanwhile, when the cooling liquid passes through the return pipe 9, the cooling liquid can cool the heat conducting plate 10, one side of the heat conducting plate 10 is positioned in the box body 1, so that the heat conducting plate 10 after being cooled can cool the inside of the box body 1, further the cooling effect on the photovoltaic inverter body 3 is achieved, and further the heat dissipation effect of the device on the photovoltaic inverter body 3 is improved, overheated condition appears in effectual reduction photovoltaic inverter body 3, and then promotes photovoltaic inverter body 3's security and life.

The above is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a heat abstractor of photovoltaic inverter, includes box (1), its characterized in that: inner wall fixedly connected with fin (2) of box (1), the positive fixedly connected with photovoltaic inverter body (3) of fin (2), the top and the equal fixedly connected with water tank (4) in bottom of box (1), two fixedly connected with water box (5) between water tank (4), the back of fin (2) runs through box (1) and alternates on water box (5), alternate on water box (5) have with its fixed connection's cooling tube (6), the both ends of cooling tube (6) all run through water box (5) and are linked together with two water tank (4) respectively, water pump (7) are installed on the top of cooling tube (6), two all install refrigeration structure (8) on water tank (4), two fixedly connected with two wet return (9) between water tank (4), two the top and the bottom of wet return (9) all are linked together with two water tank (4) respectively through the pipe, two the heat-conducting plate (10) that the equidistance was arranged is all alternated to the inner wall of wet return (9), one side of heat-conducting plate (10) all runs through to box (1) and extend to the box (1).

2. The heat sink for a photovoltaic inverter according to claim 1, wherein: the refrigerating structure (8) comprises two refrigerators (801), one sides of the two refrigerators (801) are inserted into the water tank (4) in a penetrating mode and fixedly connected with the water tank, and baffles (802) which are arranged equidistantly are fixedly connected between the two refrigerators (801).

3. The heat sink for a photovoltaic inverter according to claim 1, wherein: the cross-sectional shape of cooling tube (6) is square setting, the shape of cooling tube (6) is the S-shaped setting.

4. The heat dissipating device for a photovoltaic inverter according to claim 1, wherein: return water pipe (9) inner wall rotates and is connected with two impeller (11), two one side of impeller (11) all runs through and extends to the outside of return water pipe (9), two the equal fixedly connected with gear (12) in one side of impeller (11), one side fixedly connected with square box (13) of return water pipe (9), one side of square box (13) is inlayed and is equipped with two rings (14) rather than rotating the connection, two the equal fixedly connected with fan (15) of inner wall of ring (14), the chain is each one side of ring (14) meshes with two gear (12) respectively mutually, the inner wall interlude of square box (13) has heat transfer pole (16) that the equidistance was arranged, the one end of heat transfer pole (16) runs through and extends to the inside of return water pipe (9), one side intercommunication of square box (13) has gas-supply pipe (17), the other end and box (1) of gas-supply pipe (17) are linked together.

5. The heat sink for a photovoltaic inverter according to claim 4, wherein: two filter plates (18) are inserted into one side of the square box (13), and the two filter plates (18) are respectively positioned at the top and the bottom of the air conveying pipe (17).