CN215566271U

CN215566271U - Gas wheel cooling device

Info

Publication number: CN215566271U
Application number: CN202120871678.2U
Authority: CN
Inventors: 沈伟; 葛瑛
Original assignee: Zhejiang Zheneng Zhenhai Electric Power Generation Co ltd
Current assignee: Zhejiang Zheneng Zhenhai Electric Power Generation Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2022-01-18
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses a cooling device for a gas turbine wheel, which comprises a machine shell and a generator assembly, wherein a water pump is started to pump water in a water tank into a connecting pipe, the water enters a guide pipe through the connecting pipe, is guided into each fixed pipe through the guide pipe, and enters an annular pipe through the fixed pipe, a heat conducting fin is connected on the annular pipe, the heat conducting fin penetrates through the generator assembly, the heat conducting fin absorbs the heat of the generator assembly, the water is in contact with the heat conducting fin to take away the heat of the heat conducting fin, so that the heat of the generator assembly is taken away, the cooling of the generator assembly is realized, the cooling of the gas turbine wheel is finally realized, the rotating speed of the gas turbine wheel is stable, the service life is longer, the heat of the water is absorbed by a radiating fin when the water passes through the radiating pipe, when the radiating fin is rapidly radiated, a motor is started to drive a connecting rod at the output end to rotate, the connecting rod rotates a fan blade, the blown air cools the fins so that the water in the water tank is kept at a low temperature.

Description

Gas wheel cooling device

Technical Field

The utility model relates to the technical field of gas turbine wheels, in particular to a cooling device for a gas turbine wheel.

Background

When the gas wheel runs, the internal temperature of a combustion chamber and a turbine is very high, and the surface temperature of the gas wheel is very high when the gas wheel runs, so that the gas wheel is generally placed in a housing, and waste heat emitted by the gas wheel is taken out through a forced ventilation system to cool the surface of the gas wheel, so that the gas wheel is prevented from being heated, and a gas wheel power station with hot parts in the housing has the advantages of high heat efficiency, good environmental performance, quick start and stop, flexible running and the like, and is widely applied. Too high temperature of the gas generator leads to too low rotation speed of the gas turbine wheel, which also affects the service life of the gas generator, and a gas turbine wheel cooling device for the gas generator cannot be provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a cooling device for a gas turbine wheel, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a cooling device for a gas turbine wheel comprises a machine shell and a generator assembly, wherein a heat conduction mechanism is fixedly connected on the machine shell, the heat conducting mechanism comprises a guide pipe, a fixed pipe, an annular pipe and a heat conducting fin, a first connecting block is fixedly arranged on the inner side of the machine shell, the first connecting block is fixedly connected with a heat conducting mechanism, the heat conducting mechanism penetrates through the generator component, the lower side of the casing is fixedly connected with a radiating pipe, radiating fins are inserted on the radiating pipe, a second connecting block is fixedly arranged on the lower side of the casing, the end part of the second connecting block is provided with a water tank, the end part of the radiating pipe is fixedly connected with the water tank, a water pump is fixedly arranged on one side of the water tank, a connecting pipe is fixedly connected on the water pump, the connecting pipe is fixedly connected with the heat conducting mechanism, the water tank is fixedly connected with a heat dissipation mechanism, and the heat dissipation mechanism comprises a fixed block, a motor, a connecting rod and a fan blade.

Preferably, the guide pipe is fixedly connected with the connecting pipe, a fixed pipe is fixedly connected to the guide pipe, the fixed pipe penetrates through the casing, an annular pipe is fixedly connected to the fixed pipe, one end of the first connecting block is fixedly connected to the inner side of the casing with the other end of the first connecting block fixedly connected to the annular pipe, a heat conducting fin is fixedly connected to the inner side of the annular pipe, and the heat conducting fin penetrates through the generator assembly.

Preferably, the connecting rod is fixedly connected to the output end of the motor, the end of the connecting rod is fixedly connected with a fan blade, and the fan blade is located at the front end of the radiating fin.

Preferably, the water tank is fixedly connected with a fixing block, and the fixing block is fixedly connected with the motor.

Preferably, a supporting column is fixedly arranged on one side of the casing, and the supporting column penetrates through the end part of the casing and is fixedly connected with the generator assembly.

Preferably, the cross-sectional shape of the second connecting block is "L" shaped.

Preferably, a water outlet hole is formed in the lower portion of the annular pipe.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the water pump is started to pump water in the water tank into the connecting pipe, the water enters the guide pipe through the connecting pipe, the water is guided into each fixed pipe through the guide pipe and enters the annular pipe through the fixed pipe, the annular pipe is connected with the heat-conducting fin, the heat-conducting fin penetrates through the generator assembly and absorbs heat of the generator assembly, the water is in contact with the heat-conducting fin to take away the heat of the heat-conducting fin, so that the heat of the generator assembly is taken away, the generator assembly is cooled, finally, the gas engine wheel is cooled, the rotating speed of the gas engine wheel is stable, and the service life is longer;

2. when water passes through the radiating pipe, heat is absorbed by the radiating fins, when the radiating fins are rapidly radiated, the motor is turned on, the motor drives the connecting rod of the output end to rotate, the connecting rod rotates the fan blades to rotate, and blown air cools the radiating fins to keep the water in the water tank in a lower temperature state all the time.

Drawings

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

FIG. 2 is a schematic structural diagram of a heat conducting mechanism according to the present invention;

FIG. 3 is an enlarged view of the point A in the second embodiment of the present invention;

in the figure: 1. a housing; 11. a support pillar; 12. a radiating pipe; 13. a heat sink; 2. a generator assembly; 3. a heat conducting mechanism; 31. a conduit; 32. a fixed tube; 33. an annular tube; 331. a water outlet hole; 34. a heat conductive sheet; 35. a first connection block; 4. a water tank; 41. a water pump; 42. a connecting pipe; 43. a second connecting block; 5. a heat dissipation mechanism; 51. a fixed block; 52. a motor; 53. a connecting rod; 54. and (6) fanning the sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a gas wheel cooling device comprises a machine shell 1 and a generator component 2, wherein a heat conduction mechanism 3 is fixedly connected to the machine shell 1, heat of the generator component 2 can be led out, the heat conduction mechanism 3 comprises a guide pipe 31, a fixed pipe 32, a ring pipe 33 and a heat conduction sheet 34, a first connecting block 35 is fixedly arranged on the inner side of the machine shell 1, the first connecting block 35 is fixedly connected with the heat conduction mechanism 3, the heat conduction mechanism 3 penetrates through the generator component 2, a radiating pipe 12 is fixedly connected to the lower side of the machine shell 1, a radiating fin 13 is inserted into the radiating pipe 12, the radiating fin 13 can radiate heat to water with heat, a second connecting block 43 is fixedly arranged on the lower side of the machine shell 1, a water tank 4 is arranged at the end part of the second connecting block 43, the end part of the radiating pipe 12 is fixedly connected with the water tank 4, a water pump 41 is fixedly arranged on one side of the water tank 4, and a connecting pipe 42 is fixedly connected to the water pump 41, the connecting pipe 42 is fixedly connected with the heat conducting mechanism 3, the heat dissipating mechanism 5 is fixedly connected with the water tank 4, and the heat dissipating mechanism 5 comprises a fixing block 51, a motor 52, a connecting rod 53 and a fan blade 54.

In one embodiment of the present invention, the guide pipe 31 is fixedly connected to a connecting pipe 42, the guide pipe 31 is fixedly connected to a fixed pipe 32, the fixed pipe 32 penetrates through the housing 1, the fixed pipe 32 is fixedly connected to a ring pipe 33, the water pump 41 is turned on to pump water in the water tank 4 into the connecting pipe 42, the water enters the guide pipe 31 through the connecting pipe 42, the water is guided into each fixed pipe 32 through the guide pipe 31 and enters the ring pipe 33 through the fixed pipe 32, one end of the first connecting block 35 is fixedly connected to the ring pipe 33, the other end of the first connecting block is fixedly connected to the inner side of the housing 1, the inner side of the ring pipe 33 is fixedly connected to a heat conducting strip 34, the heat conducting strip 34 penetrates through the generator assembly 2, the heat conducting strip 34 absorbs heat of the generator assembly 2, the water is in contact with the heat conducting strip 34, and takes away heat of the heat conducting strip 34, thereby carrying away heat from the generator assembly 2.

In an embodiment of the present invention, the connecting rod 53 is fixedly connected to the output end of the motor 52, the end of the connecting rod 53 is fixedly connected to the fan 54, the fan 54 is located at the front end of the heat sink 13, the motor 52 is turned on, the motor 52 drives the connecting rod 53 at the output end to rotate, the connecting rod 53 drives the fan 54 to rotate, and the blown air cools the heat sink 13 to keep the water in the water tank 4 at a low temperature.

As an embodiment of the present invention, a fixed block 51 is fixedly connected to the water tank 4, and the fixed block 51 is fixedly connected to a motor 52 to assist in fixing the motor 52.

As an embodiment of the present invention, a supporting column 11 is fixedly disposed on one side of the casing 1, and the supporting column 11 penetrates through an end of the casing 1 and is fixedly connected to the generator assembly 2, so as to fixedly support the casing 1 and the generator assembly 2.

In one embodiment of the present invention, the second connecting block 43 has an L-shaped cross-section, so as to fix the water tank 4.

In one embodiment of the present invention, the annular pipe 33 has a water outlet hole 331 formed therein, and water with heat can flow through the water outlet hole 331.

The working principle is as follows: when the gas turbine generator assembly 2 is used, when the temperature of the generator assembly 2 needs to be reduced, the water pump 41 is started to pump water in the water tank 4 into the connecting pipe 42, the water enters the guide pipe 31 through the connecting pipe 42, the water is guided into each fixed pipe 32 through the guide pipe 31 and enters the annular pipe 33 through the fixed pipe 32, the annular pipe 33 is connected with the heat conducting sheet 34, the heat conducting sheet 34 penetrates through the generator assembly 2, the heat conducting sheet 34 absorbs heat of the generator assembly 2, the water is in contact with the heat conducting sheet 34 to take away the heat of the heat conducting sheet 34, heat of the generator assembly 2 is taken away, cooling of the generator assembly 2 is realized, finally, cooling of a gas turbine wheel is realized, the rotating speed of the gas turbine wheel is stable, the service life is longer, the water flows to the radiating pipe 12 through the water outlet holes 331 formed in the annular pipe 33 and enters the water tank 4, and the heat is absorbed by the radiating fins 13 when the water passes through the radiating pipe 12, when the heat sink 13 is rapidly cooled, the motor 52 on the fixed block 51 is turned on, the motor 52 drives the connecting rod 53 at the output end to rotate, the connecting rod 53 rotates to drive the fan 54 to rotate, and the blown air cools the heat sink 13 to keep the water in the water tank 4 at a low temperature.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas wheel cooling device, includes casing (1) and generator subassembly (2), its characterized in that, fixedly connected with heat conduction mechanism (3) on casing (1), heat conduction mechanism (3) are including pipe (31), fixed pipe (32), ring pipe (33) and conducting strip (34), casing (1) inboard is fixed and is equipped with first connecting block (35), first connecting block (35) and heat conduction mechanism (3) fixed connection, heat conduction mechanism (3) run through generator subassembly (2), the downside fixedly connected with cooling tube (12) of casing (1), insert on cooling tube (12) and be equipped with fin (13), the fixed second connecting block (43) that is equipped with of casing (1) downside, the tip of second connecting block (43) is equipped with water tank (4), the tip and water tank (4) fixed connection of cooling tube (12), the utility model discloses a heat dissipation device, including water tank (4), water tank (4) one side is fixed and is equipped with water pump (41), fixedly connected with connecting pipe (42) on water pump (41), connecting pipe (42) and heat conduction mechanism (3) fixed connection, fixed connection heat dissipation mechanism (5) on water tank (4), heat dissipation mechanism (5) are including fixed block (51), motor (52), connecting rod (53) and fan piece (54).

2. A gas wheel cooling arrangement as claimed in claim 1, characterized by: the utility model discloses a generator assembly, including pipe (31), pipe (31) and connecting pipe (42), fixedly connected with fixed pipe (32) on pipe (31), fixed pipe (32) run through casing (1), fixedly connected with ring pipe (33) on fixed pipe (32), first connecting block (35) one end and ring pipe (33) fixed connection other end fixed connection are in the inboard of casing (1), ring pipe (33) inboard fixed connection has conducting strip (34), conducting strip (34) run through generator component (2).

3. A gas wheel cooling arrangement as claimed in claim 1, characterized by: the connecting rod (53) is fixedly connected to the output end of the motor (52), the end portion of the connecting rod (53) is fixedly connected with a fan piece (54), and the fan piece (54) is located at the front end of the radiating fin (13).

4. A gas wheel cooling arrangement as claimed in claim 1, characterized by: the water tank (4) is fixedly connected with a fixing block (51), and the fixing block (51) is fixedly connected with a motor (52).

5. A gas wheel cooling arrangement as claimed in claim 1, characterized by: casing (1) one side is fixed and is equipped with support column (11), support column (11) run through casing (1) tip and generator component (2) fixed connection.

6. A gas wheel cooling arrangement as claimed in claim 1, characterized by: the cross-sectional shape of the second connecting block (43) is L-shaped.

7. A gas wheel cooling arrangement as claimed in claim 1, characterized by: a water outlet hole (331) is formed in the lower opening of the annular pipe (33).