CN218117974U

CN218117974U - Cooling device for wind power tower cylinder

Info

Publication number: CN218117974U
Application number: CN202222120322.2U
Authority: CN
Inventors: 王经亚
Original assignee: Hubei Tianshun Zero Carbon Technology Co ltd
Current assignee: Hubei Tianshun Zero Carbon Technology Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-12-23
Anticipated expiration: 2032-08-12

Abstract

The utility model provides a heat sink for wind power tower section of thick bamboo, including ventilative board, ventilative board level is located in the tower section of thick bamboo and is connected with the tower section of thick bamboo inside wall, ventilative board is the cavity and lower chamber with the separation of tower section of thick bamboo inside, be equipped with a plurality of ventilative holes on ventilative board, be equipped with the air intake on the chamber side wall of lower chamber, air intake department is equipped with first fan, the air intake and the external intercommunication of first fan, its air outlet passes through the lower extreme intercommunication of air supply subassembly and a plurality of ventilative holes, be equipped with the heat pipe on the inner wall of last cavity, the both ends of heat pipe respectively with locate the water outlet end and the return water end intercommunication of the water supply subassembly in the chamber of lower chamber, be equipped with a plurality of first heat conduction fins on the heat pipe, be equipped with the air outlet on the chamber side wall of going up, air outlet department is equipped with the second fan, the air outlet and the external intercommunication of second fan, its air intake passes through convulsions subassembly and goes up the chamber intercommunication, the convulsions end of convulsions subassembly is located the top of heat pipe, this device can reduce the temperature of tower section of thick bamboo bottom, make equipment that generates heat in suitable operational environment.

Description

Cooling device for wind power tower cylinder

Technical Field

The utility model relates to a wind-powered electricity generation field especially relates to a heat sink for wind power tower cylinder.

Background

Because the wind power tower cylinder (for short, tower cylinder) internally mounted has great electrical equipment of calorific capacity such as switch board, leads to inside temperature higher, and long-time high temperature can influence electrical, controlgear's normal operating, consequently need cool down.

The traditional method for solving the problem of heat dissipation at the tower bottom is to arrange a fan for supplying air on a tower barrel access door, introduce air outside the tower into the tower for cooling, but only rely on the cooling effect of a mode of introducing cold air and be limited, and open the air outlet of the fan at the tower barrel access door to be not necessarily aligned with the inside of the tower barrel, so that the maintainers and equipment in the tower barrel can only cool through natural air circulation and cannot cool through forced airflow flowing fast.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a cooling device for a wind power tower cylinder.

In a first aspect, the utility model provides a heat sink for wind power tower cylinder, including ventilative board, wherein:

the ventilation plate is horizontally arranged in the tower barrel and connected with the inner side wall of the tower barrel, the interior of the tower barrel is divided into an upper cavity and a lower cavity by the ventilation plate, a plurality of ventilation holes are formed in the ventilation plate, an air inlet is formed in the side wall of the lower cavity, a first fan is arranged at the air inlet, the air inlet of the first fan is communicated with the outside, the air outlet of the first fan is communicated with the lower ends of the plurality of ventilation holes through an air supply assembly, a heat conduction pipe is arranged on the inner wall of the upper cavity, two ends of the heat conduction pipe are respectively communicated with the water outlet end and the water return end of a water supply assembly arranged in the lower cavity, a plurality of first heat conduction fins are arranged on the heat conduction pipe, an air outlet is formed in the side wall of the upper cavity, a second fan is arranged at the air outlet of the second fan and is communicated with the outside, the air inlet of the second fan is communicated with the upper cavity through an air draft assembly, and the air draft end of the air draft assembly is positioned above the heat conduction pipe.

Further: the air supply assembly comprises an air supply pipe and an air supply cover with openings at two ends, one end of the air supply pipe is connected with an air outlet of the first fan, the other end of the air supply pipe is communicated with an opening at one end of the air supply cover, and an opening at the other end of the air supply cover is connected with the lower end of the ventilating plate.

Further: the air draft assembly comprises an air draft cover, an air draft pipe and a support, two ends of the air draft cover are open, the air draft cover is connected with the inner side wall of the upper cavity through a connecting support, one end opening of the air draft cover is communicated with the upper portion of the heat conducting pipe, the other end opening of the air draft cover is communicated with one end of the air draft pipe, and the other end of the air draft pipe is communicated with an air inlet of the second fan.

Further: the water supply assembly comprises a water outlet pipe, a water return pipe, a water pump and a water tank, wherein a water inlet of the water pump is communicated with the water tank through a pipeline, a water outlet of the water pump is communicated with one end of the heat conducting pipe through the water outlet pipe penetrating through the ventilation plate, and the other end of the heat conducting pipe is communicated with the water tank through the water return pipe penetrating through the ventilation plate.

Further: and a plurality of second heat conduction fins are arranged on the water tank and penetrate into the water tank.

Further: the air supply pipe is provided with a branch pipe communicated with the air supply pipe, one end of the branch pipe, which is not connected with the air supply pipe, is connected with an air expansion cover, the other end of the air expansion cover faces the water tank, the side wall of the lower cavity is provided with a heat dissipation port, and the heat dissipation port is positioned on one side of the water tank, which is far away from the air expansion cover.

Further: the heat dissipation opening and the air inlet of the first fan are both provided with dust screens.

The utility model has the advantages that:

1. introducing external cold air into the tower barrel through the first fan, enabling the cold air to pass through the ventilation holes of the ventilation plate and blow towards heating equipment placed on the ventilation plate, meanwhile, enabling hot air pressure to be upward, and then pumping hot air out of the tower barrel through the second fan to complete circulation of air inside and outside the tower barrel;

2. the heat conduction pipe and the water supply component form a water circulation system, and water flows through the heat conduction pipe to take away heat so as to assist in cooling.

Drawings

Fig. 1 is a schematic structural view of a cooling device for a wind power tower of the present invention;

the reference numerals in the figures denote:

1. a ventilation plate; 2. an air supply cover; 3. an air supply pipe; 4. a first fan; 5. a heat conduction pipe; 6. a first heat conductive fin; 7. an air draft cover; 8. an exhaust pipe; 9. a second fan; 10. a support; 11. a water outlet pipe; 12. a return pipe; 13. a water pump; 14. a heat dissipation port; 15. a dust screen; 16. a water tank; 17. a second heat-conducting fin; 18. an air expanding cover; 19. and (4) branch pipes.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific examples.

Fig. 1 shows an embodiment of the invention, comprising a louver 1, wherein:

the ventilating plate 1 is horizontally arranged in the tower barrel and is connected with the inner side wall of the tower barrel, the interior of the tower barrel is divided into an upper cavity and a lower cavity by the ventilating plate 1, a plurality of ventilating holes are formed in the ventilating plate 1, an air inlet is formed in the side wall of the lower cavity, a first fan 4 is arranged at the air inlet, the air inlet of the first fan 4 is communicated with the outside, the air outlet of the first fan is communicated with the lower ends of the ventilating holes through an air supply assembly, a heat conduction pipe 5 is arranged on the inner wall of the upper cavity, two ends of the heat conduction pipe 5 are respectively communicated with the water outlet end and the water return end of a water supply assembly arranged in the lower cavity, a plurality of first heat conduction fins 6 are arranged on the heat conduction pipe 5, an air outlet is formed in the side wall of the upper cavity, a second fan 9 is arranged at the air outlet of the second fan 9 and is communicated with the outside, the air inlet of the second fan is communicated with the upper cavity through an air draft assembly, and the air draft end of the air draft assembly is positioned above the heat conduction pipe 5.

In this embodiment, the ventilating plate 1 is made of a high-strength metal material, such as steel, the heating device is placed on the ventilating plate 1, the aperture of the ventilating hole is not too large and can be 2-4cm, so that the normal placement of the heating device is not affected, the ventilating effect can be enhanced by increasing the number of the ventilating holes, a cushion block can be arranged at the lower end of the heating device to raise the height of the device so as to exert a good air blowing and cooling effect, the cross-sectional area of the cushion block is as small as possible on the premise that the cushion block cannot pass through the ventilating hole, the first fan 4 guides outside cold air into the tower barrel, the cold air passes through the ventilating hole and blows towards the heating device to cool the device, the cold air can promote the hot air to flow upwards and is far away from the area where the heating device is located, the hot air can be guided out of the tower barrel through the second fan 9, a heat conduction pipe 5 and a first heat conduction fin are further arranged in the upper chamber, the hot air is in contact with the heat conduction pipe 5 and the first heat conduction fin 6, the heat conduction pipe 5 and the heat conduction fin 6 can absorb heat, a water supply assembly and the heat conduction pipe 5 can form a water circulation system, and water flow through the water flow when the water flow passes through the heat conduction pipe 5 to take partial heat conduction pipe to take the auxiliary cooling space, wherein the heat conduction pipe 5 is arranged to save the space; the heat conduction pipe 5 and the first heat conduction fin 6 can be made of aluminum alloy, the rain shielding curtains are arranged above the first fan 4 and the second fan 9, and the rain shielding curtains are arranged on the side wall of the tower barrel.

Preferably, the air supply subassembly includes blast pipe 3 and blast cover 2, as shown in fig. 1, and blast cover 2 is narrow horn mouth structure down wide, and the equal opening in both ends about it, the one end of blast pipe 3 is connected with the air outlet of first fan 4, and its other end communicates with the lower extreme opening of blast cover 2, and the upper end opening of blast cover 2 is connected with the lower extreme of ventilative board 1, and the setting position in ventilative hole on ventilative board 1 satisfies: all ventilative holes all communicate with air supply cover 2, avoid the interior steam of epicoele to get into cavity down, and first fan 4 is with the leading-in blast pipe 3 of external cold air, and the cold air passes air supply cover 2 and ventilative hole back and gets into the cavity, and the cooling of blowing is carried out to the equipment that generates heat of shelving on ventilative board 1 to upwards blow steam.

Preferably, the air draft assembly comprises an air draft cover 7, an air draft pipe 8 and a support 10, the upper end and the lower end of the air draft cover 7 are open, the air draft cover 7 is in a horn mouth shape with a narrow upper part and a wide lower part, the air draft cover is connected with the inner side wall of the upper cavity through the support 10, the lower end opening of the air draft cover 7 is located above the heat conduction pipe 5, the upper end opening of the air draft cover is communicated with one end of the air draft pipe 8, the other end of the air draft pipe 8 is communicated with an air inlet of the second fan 9, and the second fan 9 is started, so that hot air in the upper cavity can be exhausted.

Preferably, the water supply assembly comprises a water outlet pipe 11, a water return pipe 12, a water pump 13 and a water tank 16, cooling liquid can be added into the water tank 16, a water inlet of the water pump 13 is communicated with the water tank 16 through a pipeline, a water outlet of the water pump is communicated with one end of the heat conduction pipe 5 through the water outlet pipe 11, the other end of the heat conduction pipe 5 is communicated with the water tank 16 through the water return pipe 12, a through hole for the water outlet pipe 11 and the water return pipe 12 to pass through is formed in the position, close to the edge of the ventilating plate 1, the water outlet pipe 11 and the water return pipe 12 should be close to the inner side wall of the tower cylinder as far as possible, occupation of the arrangement space of the air supply hood 2 and the heating equipment is avoided, the cooling liquid in the water tank 16 is guided into the heat conduction pipe 5 through the water outlet pipe 11 by the water pump 13, the cooling liquid flows back into the water tank 16 through the return pipe 12 after heat is absorbed, the water supply assembly is located in the lower cavity, and does not occupy the arrangement space of the heating equipment.

Preferably, the water tank 16 is provided with a plurality of second heat conduction fins 17, and the second heat conduction fins 17 penetrate into the water tank 16 and are in direct contact with the cooling liquid in the water tank 16, so that the cooling liquid absorbing heat can dissipate heat, and the cooling liquid can be conveniently used next time.

Preferably, a branch pipe 19 communicated with the blast pipe 3 is arranged on the blast pipe 3, one end of the branch pipe 19, which is not connected with the blast pipe 3, is connected with a fan expansion housing 18, the other end of the fan expansion housing 18 faces the water tank 16, a part of cold air introduced by the first fan 4 from the outside enters the upper chamber through the air penetration hole to cool the heating device, the other part of the cold air is blown to the water tank 16 and a second heat conduction fin 17 arranged on the water tank 16 through the branch pipe 19 and the fan expansion housing 18, so that the heat dissipation of the cooling liquid in the water tank 16 is finally accelerated, the water tank 16 and the second heat conduction fin 17 can be made of materials with good heat conductivity, such as aluminum alloy, a heat dissipation port 14 is arranged on the side wall of the lower chamber, the heat dissipation port 14 is located on one side of the water tank 16, which is far away from the fan expansion housing 18, cold air blown out from the branch pipe 19 contacts with the water tank 16 and the second heat conduction fin 17 to form hot air, and the hot air can be discharged from the heat dissipation port 14.

Preferably, the heat dissipation port 14 and the air inlet of the first fan 4 are both provided with a dust screen 15, the dust screen 15 can prevent external dust from entering the tower, and the dust screen 15 at the heat dissipation port 14 also has the effect of preventing small animals from entering the tower from the heat dissipation port 14.

Although the embodiments of the present application have been disclosed above, they are not limited to the description and the embodiments only, and further modifications may be effected by those skilled in the art without departing from the general concept defined by the claims and their equivalents.

Claims

1. A heat sink for a wind tower, comprising a louver (1), wherein:

the utility model discloses a ventilation device, including a tower section of thick bamboo, ventilative board, air supply pipe, heat pipe, air outlet, ventilation board (1), ventilative board (1) level locate in the tower section of thick bamboo and with the inside wall of tower section of thick bamboo is connected, ventilative board (1) will the internal partitioning of tower section of thick bamboo is last cavity and lower cavity, be equipped with a plurality of ventilative holes on ventilative board (1), be equipped with the air intake on the lateral wall of cavity down, air intake department is equipped with first fan (4), the air intake and the external intercommunication of first fan (4), its air outlet passes through air supply assembly and a plurality of the lower extreme intercommunication in ventilative hole, be equipped with heat pipe (5) on the inner wall of last cavity, the both ends of heat pipe (5) respectively with locate the water outlet end and the return end intercommunication of the water supply assembly in the cavity down, be equipped with a plurality of first heat conduction fins (6) on heat pipe (5), be equipped with the air outlet on the lateral wall of cavity, air outlet department is equipped with second fan (9), the air outlet communicate with the air outlet and communicate with the last cavity through the air intake, the convulsions end of convulsions subassembly is located the top of heat pipe (5).

2. The cooling device for a wind tower according to claim 1, wherein: the air supply assembly comprises an air supply pipe (3) and an air supply cover (2) with openings at two ends, one end of the air supply pipe (3) is connected with an air outlet of the first fan (4), the other end of the air supply pipe is communicated with an opening at one end of the air supply cover (2), and an opening at the other end of the air supply cover (2) is connected with the lower end of the air permeable plate (1).

3. The cooling device for a wind tower according to claim 1, wherein: the convulsions subassembly includes exhaust hood (7), exhaust column (8) and support (10), exhaust hood (7) both ends opening, it passes through support (10) with the inside wall of last cavity is connected, the one end opening of exhaust hood (7) with the top intercommunication of heat pipe (5), its other end opening with the one end intercommunication of exhaust column (8), the other end of exhaust column (8) with the air intake intercommunication of second fan (9).

4. The cooling device for the wind power tower according to claim 2, wherein: the water supply assembly comprises a water outlet pipe (11), a water return pipe (12), a water pump (13) and a water tank (16), wherein a water inlet of the water pump (13) is communicated with the water tank (16) through a pipeline, a water outlet of the water pump is communicated with one end of the heat conducting pipe (5) through the water outlet pipe (11) penetrating through the ventilation plate (1), and the other end of the heat conducting pipe (5) is communicated with the water return pipe (12) and the water tank (16) through the water return pipe (1).

5. The cooling device for the wind power tower according to claim 4, wherein: be equipped with a plurality of second heat conduction fins (17) on water tank (16), second heat conduction fin (17) penetrate inside water tank (16).

6. The cooling device for the wind power tower according to claim 5, wherein: be equipped with branch pipe (19) rather than the intercommunication on blast pipe (3), branch pipe (19) not with the one end that blast pipe (3) are connected with expands fan housing (18), the other end orientation of expanding fan housing (18) water tank (16), be equipped with thermovent (14) on the lateral wall of lower cavity, thermovent (14) are located water tank (16) are kept away from expand one side of fan housing (18).

7. The cooling device for a wind tower according to claim 6, wherein: and the positions of the heat dissipation opening (14) and the air inlet of the first fan (4) are provided with dust screens (15).