CN212785072U

CN212785072U - Top drive fan device with replaceable external generator of wind turbine generator

Info

Publication number: CN212785072U
Application number: CN202021685669.6U
Authority: CN
Inventors: 李鹏; 闫志国; 邵亚东; 张海林
Original assignee: Inner Mongolia Huadian Huitengxile Wind Power Co ltd
Current assignee: Inner Mongolia Huadian Huitengxile Wind Power Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-03-23
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to an air-cooled generator technical field just discloses a wind turbine generator system generator changes external top and drives fan unit, including shell, air inlet cover and play wind-out cover, the left side of shell and the right-hand member intercommunication of air inlet cover, the right side of shell and the left end intercommunication that goes out the wind-out cover, the top of shell has been seted up and has been run through the groove, the inslot fixedly connected with connection disc that runs through at shell top, the top fixedly connected with fan motor of connection disc. This external top drive fan unit is changed to wind turbine generator, external through will originally built-in fan motor external, directly make fan motor break away from the inside heat source of shell, prevented fan motor's continuous overheated effectively, and fan motor is as one of the inside main heat source of shell, fan motor's external, also greatly reduced the inside core work area's of shell temperature, solved present generator top drive fan motor winding and punctured mutually or to ground, cause the problem of motor damage.

Description

Top drive fan device with replaceable external generator of wind turbine generator

Technical Field

The utility model relates to an air-cooled generator technical field specifically is an external top drive fan unit is changed to wind turbine generator.

Background

The current wind turbine generator has structural defect, has generator top to drive fan motor winding and punctures mutually or to ground, causes the problem of motor damage, and the leading cause is that fan motor is built-in, and fan motor runs for a long time in high temperature environment, leads to insulating ageing too fast, and the motor damages, consequently need strengthen the heat dissipation to fan motor, ensures that it can not be overheated.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a wind turbine generator is changed external top and is driven fan unit possesses the good advantage of radiating effect, has solved current generator top and has driven fan motor winding and puncture mutually or to ground, causes the problem of motor damage.

(II) technical scheme

For the purpose that realizes above-mentioned radiating effect is good, the utility model provides a following technical scheme: the utility model provides a fan unit is driven on external top of wind turbine generator system generator change, includes shell, air inlet cover and play wind-out cover, the left side of shell and the right-hand member intercommunication of air inlet cover, the right side of shell and the left end intercommunication of a wind-out cover, the groove of running through has been seted up at the top of shell, the inslot fixedly connected with that runs through at shell top connects the disc, the top fixedly connected with fan motor of connection disc, fan motor's bottom fixedly connected with impeller.

The water cooling system is characterized in that a water storage tank is fixedly connected to the top of the shell, a cooling water pump is fixedly connected to the top of the water storage tank, a water outlet of the cooling water pump is communicated with a flow guide pipe, one end, far away from the cooling water pump, of the flow guide pipe is communicated with a cooling water pipe, one end, far away from the flow guide pipe, of the cooling water pipe is communicated with a cold row, a water outlet of the cold row is communicated with a return pipe, one end, far away from the cold row, of the return pipe is communicated with the right side of the water storage tank, a water changing pipe.

Preferably, the output end of the fan motor penetrates through the top of the connecting disc, and the output end of the fan motor extends out of the connecting disc.

Preferably, the cooling water pipe is arranged around the side surface of the fan motor, and the side surface of the cooling water pipe is attached to the side surface of the fan motor.

Preferably, the quantity of heat dissipation fan is two, two the heat dissipation fan sets up about fan motor symmetry, the heat dissipation fan is located fan motor's rear, just the heat dissipation fan is the forty-five degree contained angle about fan motor.

Preferably, a water inlet of the cooling water pump is communicated with a water pumping pipe, the water pumping pipe extends to the inside of the water storage tank, and the side surface of the water pumping pipe is fixedly connected with the inner top wall of the water storage tank.

Preferably, one end of the water changing pipe, which is far away from the water storage tank, is communicated with a water changing pump, and a water outlet of the water changing pump is communicated with a water outlet pipe.

Compared with the prior art, the utility model provides a wind turbine generator changes external top and drives fan unit possesses following beneficial effect:

1. this wind turbine generator system generator changes external top and drives fan unit, it is external through the fan motor that will embed originally, directly make fan motor break away from the inside heat source of shell, prevented fan motor's continuous overheated effectively, and fan motor is as one of the inside main heat source of shell, fan motor's is external, also greatly reduced the inside core work area's of shell temperature, safe operation for whole equipment also provides the guarantee, current generator top drives fan motor winding and punctures mutually or to ground, cause the problem of motor damage.

2. This wind turbine generator system generator changes external top and drives fan unit, through setting up the heat dissipation fan, water storage tank and condenser tube, condenser tube encircles the setting at fan motor's side surface, the surface of fan motor and condenser tube's area of contact has been increased, the temperature on fan motor surface is taken away to condenser tube sustainable, control fan motor's surface temperature, be as preventing the overheated auxiliary means of motor, and the fan direct alignment fan motor that dispels the heat, carry out the forced air cooling heat dissipation, can effectively restrain generating heat of fan motor body, the cooling temperature is reduced, be the main means to the fan motor cooling.

Drawings

FIG. 1 is a sectional view of the front view structure of the present invention;

FIG. 2 is a schematic view of a fan motor and its connection structure;

fig. 3 is a top view of the structure of the water storage tank of the present invention.

Wherein: 1. a housing; 2. an air inlet cover; 3. an air outlet cover; 4. a fan motor; 5. connecting the disks; 6. an impeller; 7. a heat dissipation fan; 8. a water storage tank; 9. a cooling water pump; 10. a flow guide pipe; 11. a cooling water pipe; 12. cold discharging; 13. a return pipe; 14. changing a water pipe; 15. changing a water pump; 16. and (5) discharging a water pipe.

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 external top drive fan device for a generator of a wind turbine generator, comprising a housing 1, an air inlet housing 2 and an air outlet housing 3, wherein the left side of the housing 1 is communicated with the right end of the air inlet housing 2, the right side of the housing 1 is communicated with the left end of the air outlet housing 3, a through groove is formed in the top of the housing 1, a connection disc 5 is fixedly connected in the through groove in the top of the housing 1, a fan motor 4 is fixedly connected to the top of the connection disc 5, the output end of the fan motor 4 is communicated with the top of the connection disc 5, the output end of the fan motor 4 extends out of the connection disc 5, the side surface of the output end of the fan motor 4 is rotatably connected to the inside of the connection disc 5, an impeller 6 is fixedly connected to the bottom end of the fan motor 4, the fan motor 4 is directly separated, continuous overheating of the fan motor 4 is effectively prevented, the fan motor 4 serves as one of main heat sources inside the shell 1, the fan motor 4 is arranged outside the shell, the temperature of a core working area inside the shell 1 is greatly reduced, and safety operation of the whole device is guaranteed.

The top of the shell 1 is fixedly connected with a water storage tank 8, the top of the water storage tank 8 is provided with a water filling port, the top of the water storage tank 8 is fixedly connected with a cooling water pump 9, a water inlet of the cooling water pump 9 is communicated with a water pumping pipe, the water pumping pipe extends into the water storage tank 8, the side surface of the water pumping pipe is fixedly connected with the inner top wall of the water storage tank 8, a water outlet of the cooling water pump 9 is communicated with a flow guide pipe 10, one end of the flow guide pipe 10, far away from the cooling water pump 9, is communicated with a cooling water pipe 11, the cooling water pipe 11 is arranged around the side surface of the fan motor 4, the side surface of the cooling water pipe 11 is attached to the side surface of the fan motor 4, the cooling water pipe 11 is arranged around the side surface of the fan motor 4, the contact area between the surface of the fan motor 4 and the, as an auxiliary means for preventing the motor from overheating, one end of a cooling water pipe 11, which is far away from a flow guide pipe 10, is communicated with a cold row 12, the cold row 12 is used for dissipating heat of water, and the specific working principle is the prior known technology, so that the detailed description is omitted, a water outlet of the cold row 12 is communicated with a return pipe 13, one end of the return pipe 13, which is far away from the cold row 12, is communicated with the right side of a water storage tank 8, the left side of the water storage tank 8 is communicated with a water change pipe 14, one end of the water change pipe 14, which is far away from the water storage tank 8, is communicated with a water change pump 15, a water outlet of the water change pump 15 is communicated with a water outlet pipe 16, the water change pump 15, the water change pipe 14 and the water outlet pipe 16 are used for changing water of the water storage tank 8, the top of the housing 1 is fixedly connected with two heat dissipation fans 7, the number of the, the heat dissipation fan 7 is directly aligned with the fan motor 4 to perform air cooling heat dissipation, so that the heat generation of the fan motor 4 body can be effectively inhibited, and the temperature is reduced, which is a main means for cooling the fan motor 4.

When in use, because the fan motor 4 is arranged externally, the heat productivity is greatly reduced, the temperature inside the shell 1 is effectively controlled, the heat dissipation fan 7 is turned on, the heat dissipation fan 7 is aligned with the fan motor 4, the cold row 12 and the cooling water pump 9 are turned on, the cooling water pump 9 starts to pump water from the water storage tank 8, the cooling water enters the cooling water pipe 11 through the guide pipe 10 and enters the cold row 12 to be cooled after passing through the cooling water pipe 11, and finally the cooling water returns to the water storage tank 8 through the return pipe 13.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wind turbine generator system generator changes external top and drives fan unit, includes shell (1), air inlet cover (2) and goes out fan housing (3), its characterized in that: the left side of the shell (1) is communicated with the right end of the air inlet cover (2), the right side of the shell (1) is communicated with the left end of the air outlet cover (3), a through groove is formed in the top of the shell (1), a connecting disc (5) is fixedly connected in the through groove in the top of the shell (1), a fan motor (4) is fixedly connected to the top of the connecting disc (5), and an impeller (6) is fixedly connected to the bottom end of the fan motor (4);

the water cooling device is characterized in that a water storage tank (8) is fixedly connected to the top of the shell (1), a cooling water pump (9) is fixedly connected to the top of the water storage tank (8), a water outlet of the cooling water pump (9) is communicated with a flow guide pipe (10), one end, far away from the cooling water pump (9), of the flow guide pipe (10) is communicated with a cooling water pipe (11), one end, far away from the flow guide pipe (10), of the cooling water pipe (11) is communicated with a cold row (12), a water outlet of the cold row (12) is communicated with a return pipe (13), one end, far away from the cold row (12), of the return pipe (13) is communicated with the right side of the water storage tank (8), a water changing pipe (14) is communicated with the left side of the water storage tank (8.

2. The external top drive fan device for replacement of a wind turbine generator according to claim 1, wherein: the output end of the fan motor (4) penetrates through the top of the connecting disc (5), and the output end of the fan motor (4) extends out of the connecting disc (5).

3. The external top drive fan device for replacement of a wind turbine generator according to claim 1, wherein: the cooling water pipe (11) is arranged on the side surface of the fan motor (4) in a surrounding mode, and the side surface of the cooling water pipe (11) is attached to the side surface of the fan motor (4).

4. The external top drive fan device for replacement of a wind turbine generator according to claim 1, wherein: the quantity of heat dissipation fan (7) is two, two heat dissipation fan (7) sets up about fan motor (4) symmetry, heat dissipation fan (7) are located the rear of fan motor (4), just heat dissipation fan (7) are forty-five degrees contained angles about fan motor (4).

5. The external top drive fan device for replacement of a wind turbine generator according to claim 1, wherein: the water inlet intercommunication of cooling water pump (9) has the drinking-water pipe, and the drinking-water pipe extends to the inside of water storage tank (8), and the interior roof fixed connection of side surface and water storage tank (8) of drinking-water pipe.

6. The external top drive fan device for replacement of a wind turbine generator according to claim 1, wherein: one end of the water changing pipe (14) far away from the water storage tank (8) is communicated with a water changing pump (15), and a water outlet of the water changing pump (15) is communicated with a water outlet pipe (16).