CN212627535U

CN212627535U - High-efficient radiating aerogenerator

Info

Publication number: CN212627535U
Application number: CN202021252741.6U
Authority: CN
Inventors: 孙威; 王研艳; 段鸾芳
Original assignee: Nanjing Institute of Industry Technology
Current assignee: Nanjing Institute of Industry Technology
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-26
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a high-efficient radiating aerogenerator, including generating set, coolant liquid nest of tubes, circulating pump body mechanism and radiator unit, coolant liquid nest of tubes contains heat conduction portion and radiating part, the heat conduction portion contact or be adjacent to generating set setting inner chamber at the generator casing, the radiating part stretches out to the outside of generator casing, be provided with radiator unit on the radiating part, be provided with circulating pump body mechanism on the pipeline of coolant liquid nest of tubes, coolant liquid in the runner of coolant liquid nest of tubes passes through circulating pump body mechanism circulation flow, can carry out high-efficient heat dissipation to generating set, guarantees generating set steady operation.

Description

High-efficient radiating aerogenerator

Technical Field

The utility model belongs to the wind power generation field, in particular to high-efficient radiating aerogenerator.

Background

In a modern wind driven generator, along with the increase of the power generated by a single machine, more and more heat is generated by components in the wind driven generator set, and the power generation of the generator set is influenced by overhigh temperature, so that the generator sets in the market are internally provided with heat dissipation mechanisms; however, as the power of the generator set increases, the requirements on the heat dissipation device also gradually increase, the existing heat dissipation device cannot well meet the heat dissipation effect, the aging speed of elements in the generator set is accelerated due to the fact that heat cannot be dissipated, and the service life of the wind driven generator is shortened.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a high-efficient radiating aerogenerator can carry out high-efficient heat dissipation to generating set, guarantees generating set steady operation.

The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a high-efficient radiating aerogenerator, includes generating set, coolant liquid nest of tubes, circulating pump body mechanism and radiator unit, coolant liquid nest of tubes contains heat conduction portion and radiating part, the heat conduction portion contact or be adjacent to generating set setting at the inner chamber of generator casing, the radiating part stretches out to the outside of generator casing, be provided with radiator unit on the radiating part, be provided with circulating pump body mechanism on the pipeline of coolant liquid nest of tubes, the coolant liquid in the runner of coolant liquid nest of tubes passes through circulating pump body mechanism circulation flow.

Furthermore, the circulating pump body mechanism comprises a suction cylinder body, a telescopic rod, a sealing piston and a driving mechanism, wherein the suction cylinder body is of a cylindrical structure with one open end, the opening side of the suction cylinder body is provided with the sealing piston in a sliding and sealing manner, one side of the sealing piston, which faces the opening side, is connected with the telescopic rod, the other end of the telescopic rod is provided with the driving mechanism, and the telescopic rod is in telescopic displacement through the driving mechanism; a suction cavity is formed between the suction cylinder body and the sealing piston, and pipelines of the cooling liquid pipe group are communicated through the suction cavity; the cooling liquid in the flow channel of the cooling liquid pipe group flows through the compression or amplification of the volume of the suction cavity.

Furthermore, a one-way valve is arranged in the pipeline of the cooling liquid pipe group corresponding to the liquid inlet and the liquid outlet of the suction cavity.

Furthermore, the driving mechanism comprises a rotary cam disc and a guide post, the cam disc is coaxially arranged on a high-speed rotating shaft of the generating set, the telescopic rod is parallel to the cam disc, an annular cam groove is concavely arranged on one side surface of the cam disc, one end of the guide post is connected to the telescopic rod, and the other end of the guide post is arranged in the cam groove in a sliding manner; the telescopic rod performs telescopic displacement through the circumferential rotation of the cam disc.

Furthermore, a guide plate is arranged on the inner wall of the generator shell, and the telescopic rod is arranged on the guide plate in a penetrating mode in a guiding mode.

Further, the heat dissipation part is of an S-shaped or spiral winding pipe structure.

Furthermore, the heat dissipation assembly is a heat dissipation fin plate, the two sets of heat dissipation fin plates are symmetrically arranged on two sides of the heat dissipation portion in a fit mode, and fins of the heat dissipation fin plates are arranged on one side, away from the heat dissipation portion, of the heat dissipation portion.

Has the advantages that: the utility model discloses a coolant liquid nest of tubes part body is located generator housing inside and conducts heat to dispel the heat through the body that is located generator housing outside, external air-cooled air current is to the quick and efficient cooling of radiating part, and coolant liquid circulation through coolant liquid nest of tubes, with quick heat discharge with in the generator housing, guarantee generating set's steady operation, and in the radiating, can be quick more through radiator unit carry out the heat diffusion.

Drawings

FIG. 1 is an internal cross-sectional view of the overall structure of the present invention;

FIG. 2 is a schematic view of the A-A half section of the present invention;

FIG. 3 is a schematic view of the B-B direction half-section of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, a wind turbine generator with high heat dissipation efficiency includes a generator set 1, a coolant pipe set 2, a circulating pump mechanism 3, and a heat dissipation assembly 4, where the coolant pipe set 2 includes a heat conduction portion 5 and a heat dissipation portion 6, the heat conduction portion 5 is disposed in an inner cavity of a generator housing 7 in contact with or adjacent to the generator set 1, the heat dissipation portion 6 extends out of the generator housing 7, the coolant pipe set 2 includes a circulating flow channel, the heat dissipation portion 6 is provided with the heat dissipation assembly 4, a pipeline of the coolant pipe set 2 is provided with the circulating pump mechanism 3, and coolant in the flow channel of the coolant pipe set 2 flows in a circulating manner through the circulating pump mechanism 3. The partial body of coolant liquid nest of tubes 2 is located generator housing 7's inside and conducts heat, constitute the heat-conducting part, and dispel the heat through the body that is located generator housing outside, constitute radiating part 6, the quick and efficient cooling of external air-cooled air current to radiating part 6, coolant liquid circulation through coolant liquid nest of tubes 2, with the quick heat with generator housing 7 in discharge, guarantee generating set 1's steady operation, and in the radiating, can be more quick through radiator unit 4 carry out the heat diffusion.

The heat dissipation part 6 is of an S-shaped or spiral winding pipe structure so as to increase the length of the heat dissipation part exposed outside and increase the flowing time of cooling liquid radiating outside, the heat dissipation component 4 is a heat dissipation fin plate, two groups of heat dissipation fin plates are symmetrically arranged on two sides of the heat dissipation part 6 in a laminating mode, fins of the heat dissipation fin plates are arranged on one side away from the heat dissipation part, heat is conducted on the heat dissipation part 6 through a heat conduction substrate of the heat dissipation fin plate, and heat dissipation is carried out through the fins so as to increase the heat dissipation efficiency.

As shown in fig. 2 and fig. 3, the circulation pump mechanism 3 includes a suction cylinder 10, an expansion link 11, a sealing piston 12 and a driving mechanism 15, the suction cylinder 10 is a cylindrical structure with an open end, the opening side of the suction cylinder 10 is provided with the sealing piston 12 in a sliding sealing manner, the sealing piston 12 is connected with one end of the expansion link 11 towards the opening side, the other end of the expansion link 11 is provided with the driving mechanism 15, a guide plate 19 is arranged on the inner wall of the generator housing 7, and the expansion link 11 is guided to movably penetrate through the guide plate. The telescopic rod 11 is telescopically displaced through a driving mechanism 15; a suction cavity 16 is formed between the suction cylinder 10 and the sealing piston 12, and the pipelines of the cooling liquid pipe group 2 are communicated through the suction cavity 16; the liquid inlet and the liquid outlet of the cooling liquid pipe group 2 corresponding to the suction cavity 16 are provided with one-way valves 17, the flowing directions of the one-way valves 17 are consistent, and the cooling liquid in the flow channel of the cooling liquid pipe group 2 flows through the volume compression or the volume amplification of the suction cavity 16. When the volume of the suction chamber 16 increases, the coolant on the side of the heat radiating portion 6 enters the suction chamber 16, and when the volume of the suction chamber 16 decreases, the coolant in the suction chamber 16 flows into the pipe body of the heat conducting portion 5, and is circulated in sequence so that the coolant circulates.

The driving mechanism 15 comprises a rotary cam disc 13 and a guide column 18, the cam disc 13 is coaxially arranged on the high-speed rotating shaft 8 of the generator set 1, the telescopic rod is parallel to the disc surface of the cam disc 13, an annular cam groove 14 is concavely arranged on one side surface of the cam disc 13, the distances from each point on the cam groove 14 to the rotary axis are different, so that the telescopic rod 11 is driven to reciprocate when the cam disc rotates, one end of the guide column 18 is connected to the telescopic rod 11, and the other end of the guide column 18 is slidably arranged in the cam groove 14; the telescopic rod 11 is telescopically displaced by the circumferential rotation of the cam disc 13, and the structure takes the rotation of the high-speed rotating shaft 8 as a power and driving shaft without additional other electrical parts, so that the additional working heat caused by the addition of the electrical parts can be avoided.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient radiating aerogenerator which characterized in that: including generating set (1), coolant liquid nest of tubes (2), circulating pump body mechanism (3) and radiator unit (4), coolant liquid nest of tubes (2) contain heat-conducting part (5) and heat dissipation portion (6), heat-conducting part (5) contact or adjacent to generating set (1) set up the inner chamber in generator casing (7), heat dissipation portion (6) stretch out to the outside of generator casing (7), be provided with radiator unit (4) on heat dissipation portion (6), be provided with circulating pump body mechanism (3) on the pipeline of coolant liquid nest of tubes (2), coolant liquid in the runner of coolant liquid nest of tubes (2) passes through circulating pump body mechanism (3) circulation flow.

2. The wind driven generator with high heat dissipation efficiency as claimed in claim 1, wherein: the circulating pump body mechanism (3) comprises a suction cylinder body (10), an expansion rod (11), a sealing piston (12) and a driving mechanism (15), the suction cylinder body (10) is of a cylindrical structure with one open end, the opening side of the suction cylinder body (10) is provided with the sealing piston (12) in a sliding sealing mode, one side, facing the opening side, of the sealing piston (12) is connected with the expansion rod (11), the other end of the expansion rod (11) is provided with the driving mechanism (15), and the expansion rod (11) is in telescopic displacement through the driving mechanism (15); a suction cavity (16) is formed between the suction cylinder (10) and the sealing piston (12), and pipelines of the cooling liquid pipe group (2) are communicated through the suction cavity (16); the cooling liquid in the flow channel of the cooling liquid pipe group (2) flows through the volume compression or amplification of the suction cavity (16).

3. A wind turbine generator with efficient heat dissipation according to claim 2, wherein: and a one-way valve (17) is arranged in a pipeline of the cooling liquid pipe group (2) corresponding to a liquid inlet and a liquid outlet of the suction cavity (16).

4. A wind turbine generator with efficient heat dissipation according to claim 2, wherein: the driving mechanism (15) comprises a rotary cam disc (13) and a guide column (18), the cam disc (13) is coaxially arranged on a high-speed rotating shaft (8) of the generating set (1), the telescopic rod is parallel to the cam disc (13), an annular cam groove (14) is concavely arranged on one side surface of the cam disc (13), one end of the guide column (18) is connected to the telescopic rod (11), and the other end of the guide column (18) is slidably arranged in the cam groove (14); the telescopic rod (11) performs telescopic displacement through the circumferential rotation of the cam disc (13).

5. A wind turbine generator with efficient heat dissipation according to claim 2, wherein: the inner wall of the generator shell (7) is provided with a guide plate (19), and the telescopic rod (11) is guided to penetrate through the guide plate.

6. The wind driven generator with high heat dissipation efficiency as claimed in claim 1, wherein: the heat dissipation part (6) is of an S-shaped or spiral winding pipe structure.

7. The wind driven generator with high heat dissipation efficiency as claimed in claim 6, wherein: the radiating assembly (4) is radiating fin plates, the radiating fin plates are symmetrically arranged on two sides of the radiating portion (6) in a fit mode, and fins of the radiating fin plates are arranged on one side, deviating from the radiating portion.