CN211377779U - Circulating cooling device for wind power generation - Google Patents

Abstract

The utility model discloses a circulating cooling device for wind power generation, comprising a cooling tower, wherein the cooling tower is a cylindrical body, and a water tank and a spray head are respectively arranged at the bottom and the top of the inner cavity of the cooling tower. The side wall is provided with a water outlet, the water outlet is connected with a water outlet, a tower frame is arranged on one side of the cooling tower, a mounting frame is fixed on the top of the tower frame, and a wind generator is installed on the installation frame. The outer surface of the generator is wound with a spiral copper pipe, one port of the spiral copper pipe is connected with a port downstream of the water outlet pipe, and the other port of the spiral copper pipe is connected with a water inlet pipe, and the water inlet pipe is connected to the other port of the water inlet pipe. The downstream port communicates with the water inlet of the showerhead. The circulating cooling device for wind power generation is composed of cooling towers, water supply pipes, water supply pumps, spiral copper pipes and sprinkler heads to form a circulating cooling system, which reduces the amount of cooling water and saves a lot of industrial water and reduces the operating cost of enterprises. operating costs.

Description

A kind of circulating cooling device for wind power generation

technical field

The utility model relates to a circulating cooling device, in particular to a circulating cooling device for wind power generation.

Background technique

As a kind of clean and renewable energy, wind energy has been paid more and more attention by countries all over the world. It has huge reserves. The global wind energy is about 2.74×10^9MW, of which the available wind energy is 2×10^7MW, which is larger than that on earth. The total amount of water energy that can be developed and utilized is 10 times larger. Wind power uses wind power to drive the blades of windmills to rotate, and then increases the speed of rotation through the speed increaser to promote generators to generate electricity. Wind power is forming a boom in the world. , because wind power does not use fuel, nor does it produce radiation or air pollution.

However, the electric energy generated by the wind turbine during the power generation process flows through the coil set of the generator, which generates a large amount of heat and causes the generator to overheat. A circulating cooling device can control the temperature of the generator within the required range. Therefore, those skilled in the art provide a circulating cooling device for wind power generation to solve the above-mentioned problems in the background art.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a circulating cooling device for wind power generation to solve the problems raised in the above background technology.

To achieve the above object, the utility model provides the following technical solutions:

A circulating cooling device for wind power generation, comprising a cooling tower, the cooling tower is a cylindrical body, a water tank and a spray head are respectively arranged at the bottom and the top of the inner cavity of the cooling tower, and a water outlet is provided on the side wall of the water tank A water outlet pipe is connected to the water outlet hole, a tower frame is arranged on one side of the cooling tower, a mounting frame is fixed on the top of the tower frame, a wind generator is installed on the installation frame, and the outer side of the generator is installed. A spiral copper tube is wound on the surface, one port of the spiral copper tube is communicated with a port downstream of the water outlet pipe, the other port of the spiral copper tube is connected with a water inlet pipe, and the downstream port of the water inlet pipe is connected to the water inlet pipe. The water inlet of the sprinkler head is connected.

As a further solution of the present invention, a water supply pump and a make-up pump are respectively provided on both sides of the water tank, the water inlet of the water supply pump is communicated with the water tank through the water outlet pipe, and the connection between the water supply pump and the water tank is There is a gate valve on the outlet pipe between the two.

As a further solution of the present invention, a check valve is provided on the water outlet pipe of the water outlet of the water supply pump, and an electric contact pressure gauge is installed on the water outlet pipe between the check valve and the water supply pump.

As a further solution of the present invention, a temperature sensor is arranged on the surface of the generator.

As a further solution of the present invention: the middle part of the side wall of the cooling tower is evenly provided with air vents, the top surface of the cooling tower is provided with an inverted cloak, and the edge of the inverted cloak is evenly provided with a vertical pole, the Two ends of the upright rod are respectively fixed on the edge of the inverted cloak and on the upper surface of the top surface of the cooling tower.

As a further solution of the present invention, a control cabinet is arranged on one side of the water supply pump, and a controller is installed in the control cabinet.

As a further solution of the present invention, a floating ball is arranged on the water surface of the water tank, and a filter screen is arranged on the side of the water tank close to the water outlet.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The circulating cooling device for wind power generation consists of a cooling tower, a water outlet pipe, a water supply pump, a spiral copper pipe and a sprinkler head. It rises to make the heated cold water flow through the cooling tower and then the water temperature drops, and then the water supply pump is sent back to the wind turbine for reuse, which reduces the amount of cooling water and saves a lot of industrial water. There is no harm, no corrosion to wind turbines, and lower business operating costs.

2. The circulating cooling device for wind power generation, through the inverted cloak on the upper end of the cooling tower, can prevent the sun from directly shining on the upper end surface of the cooling tower and reduce the evaporation of cooling water, and can also receive rainwater as the supplementary water for cooling water when it rains, reducing the number of supplementary pumps The frequent start-up prolongs the service life of the make-up pump and utilizes natural resources to save water.

Description of drawings

FIG. 1 is a schematic structural diagram of a circulating cooling device for wind power generation.

FIG. 2 is a schematic structural diagram of a cooling tower in a circulating cooling device for wind power generation.

In the picture: 1-cooling tower, 2-water tank, 3-outlet pipe, 4-spiral copper pipe, 5-water inlet pipe, 6-spray head, 7-vent, 8-gate valve, 9-electrical contact pressure gauge, 10-Check valve, 11-Generator, 12-Temperature sensor, 13-Tower, 14-Mounting frame, 15-Water outlet, 16-Control cabinet, 17-Controller, 18-Float ball, 19-Make-up pump , 20-pole, 21-inverted cloak, 22-filter, 23-water supply pump.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1 to 2. In the embodiment of the present utility model, a circulating cooling device for wind power generation includes a cooling tower 1, the cooling tower 1 is a cylindrical body, and the bottom and top of the inner cavity of the cooling tower 1 are respectively provided with water tanks 2 And the sprinkler head 6, the sprinkler head 6 is located in the center of the top end face of the inner cavity of the cooling tower 1, the side wall of the water tank 2 is provided with a water outlet hole 15, and the bottom line of the inner wall of the water outlet hole 15 is on the same plane as the inner bottom surface of the water tank 2, which is convenient for Drain water to repair the water tank 2 or replace the cooling water of the water tank 2 , the water outlet 15 is connected with the water outlet pipe 3 , and one side of the cooling tower 1 is provided with a tower 13 .

The top of the tower 13 is fixed with an installation frame 14, the installation frame 14 is installed with the wind turbine 11, the installation frame 14 is composed of a horizontal fixing plate and two support plates, and the surfaces of the two support plates are U-shaped and respectively fixed vertically symmetrically. On both sides of the fixed plate, the head and tail of the wind generator 11 are placed in the U-shaped grooves of the two support plates of the mounting frame 14 respectively. The outer surface of the generator 11 is wound with a spiral copper tube 4. The port is communicated with a downstream port of the water outlet pipe 3 , the other port of the spiral copper pipe 4 is connected with a water inlet pipe 5 , and the downstream port of the water inlet pipe 5 is communicated with the water inlet of the shower head 6 .

Two sides of the water tank 2 are respectively provided with a water supply pump 23 and a supplementary pump 19. The water inlet of the water supply pump 23 is communicated with the water tank 2 through the water outlet pipe 3, and the water outlet of the supplementary pump 19 is communicated with the water tank through the water outlet pipe 3. The water outlet communicates with the water in the groundwater well through the suction pipe, and the water outlet pipe 3 between the water supply pump 23 and the water tank 2 is provided with a gate valve 8. The opening and closing of the gate valve 8 facilitates maintenance or replacement of the water supply pump 23.

The water outlet pipe 3 of the water outlet of the water supply pump 23 is provided with a check valve 10 to prevent the water hammer phenomenon in the water outlet pipe 3 from causing damage to the water supply pump 23 when the pump is stopped. An electric contact pressure gauge 9 is installed on the water pipe 3, and the normal operation of the device is observed through the electric contact pressure gauge 9. The side of the water tank 2 close to the water outlet 15 is provided with a filter screen 22 to prevent the water supply pump 23 from sucking in impurities and blocking the check valve 10. The valve flap affects the function of the check valve 10 .

The middle part of the side wall of the cooling tower 1 is evenly provided with a ventilation port 7, which is convenient for the heat exchange and cooling between the hot water sprayed by the shower head 6 and the outside air. A vertical rod 20 is provided, and the two ends of the vertical rod 20 are respectively fixed on the edge of the inverted cloak 21 and on the upper surface of the top surface of the cooling tower 1. The vertical rod 20 is set at least 3 supports with the center of the top surface of the cooling tower 1 as the center of the circle. The inverted cloak 21 prevents it from falling down. The bottom end of the inverted cloak 21 is provided with a through hole penetrating the inner cavity of the cooling tower 1 . When it rains, the rainwater collected by the inverted cloak 21 flows into the water tank 2 through the through hole.

A temperature sensor 12 is arranged on the surface of the generator 11, the temperature sensor 12 monitors the surface temperature of the wind turbine 11, a float 18 is arranged on the water surface of the water tank 2, the float 18 monitors the water level in the water tank 2, and the water supply pump 23 side A control cabinet 16 is provided, a controller 17 is installed in the control cabinet 16, and the controller 17 is respectively connected with the temperature sensor 12, the electric contact pressure gauge 9 and the float 18 through wires.

When the surface temperature of the wind turbine 11 reaches the alarm value, the temperature sensor 12 outputs an alarm signal to the controller 17, and the controller 17 starts the water supply pump 23 to start the cooling system. When the surface temperature of the wind turbine 11 is lower than the set value, the temperature sensor 12 Send a signal back to the controller 17, the controller 17 stops the operation of the water supply pump 23 in linkage, and when the water level in the water tank 2 is lower than the warning line, the float 18 triggers an alarm signal to the controller 17, and the controller 17 linkage starts the replenishment pump 19. 2. When the water is replenished, the float 18 triggers a full water signal to the controller 17, and the controller 17 stops the replenishment pump 19 to replenish water.

The working principle of the utility model is:

The lower temperature cooling water from the cooling tower 1 is pressurized by the water supply pump 23 and sent into the spiral copper pipe 4 through the water outlet pipe 3. After taking away the heat of the wind turbine 11, the wind turbine 11 cools down, and the cooling water temperature Then the warm cooling water is sent to the cooling tower 1 for spraying through the water inlet pipe 5. During the spraying and falling process, the warm cooling water continuously exchanges heat and moisture with the outside air to cool down. The last water falls into the water tank 2, and is then pressurized by the water supply pump 23 again to enter the next cycle.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (7)

1. A circulating cooling device for wind power generation comprises a cooling tower (1) and is characterized in that, the cooling tower (1) is a cylinder, the bottom and the top of the inner cavity of the cooling tower (1) are respectively provided with a water tank (2) and a spray header (6), a water outlet hole (15) is formed in the side wall of the water tank (2), the water outlet hole (15) is connected with a water outlet pipe (3), a tower frame (13) is arranged on one side of the cooling tower (1), a mounting rack (14) is fixed at the top end of the tower frame (13), the mounting rack (14) is provided with a wind driven generator (11), the outer surface of the generator (11) is wound with a spiral copper pipe (4), one port of the spiral copper pipe (4) is communicated with one port at the downstream of the water outlet pipe (3), the other port of the spiral copper pipe (4) is connected with a water inlet pipe (5), and the downstream port of the water inlet pipe (5) is communicated with the water inlet of the spray header (6).

2. A circulating cooling device for wind power generation according to claim 1, wherein a water supply pump (23) and a water replenishing pump (19) are respectively arranged on two sides of the water tank (2), a water inlet of the water supply pump (23) is communicated with the water tank (2) through the water outlet pipe (3), and a gate valve (8) is arranged on the water outlet pipe (3) between the water supply pump (23) and the water tank (2).

3. The circulating cooling device for wind power generation according to claim 2, characterized in that a check valve (10) is arranged on the water outlet pipe (3) of the water outlet of the water supply pump (23), and an electric contact pressure gauge (9) is arranged on the water outlet pipe (3) between the check valve (10) and the water supply pump (23).

4. A circulating cooling device for wind power generation according to claim 1, characterized in that a temperature sensor (12) is arranged on the surface of the generator (11).

5. The circulating cooling device for wind power generation according to claim 1, wherein the side wall of the cooling tower (1) is uniformly provided with a ventilation opening (7) at the middle part, the top end face of the cooling tower (1) is provided with an inverted cloak (21), the edge of the inverted cloak (21) is uniformly provided with a vertical rod (20), and two ends of the vertical rod (20) are respectively fixed on the edge of the inverted cloak (21) and the upper surface of the top end face of the cooling tower (1).

6. A circulating cooling device for wind power generation according to claim 2, characterized in that a control cabinet (16) is provided at one side of the water supply pump (23), and a controller (17) is installed in the control cabinet (16).

7. The circulating cooling device for wind power generation according to claim 1, characterized in that a floating ball (18) is arranged on the water surface of the water tank (2), and a filter screen (22) is arranged on one side of the water tank (2) close to the water outlet hole (15).

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