Cooling system for converter equipment of wind generating set

Abstract

The utility model relates to a cooling system for converter equipment of a wind generating set, which comprises a wind generating set body, an exhaust net is arranged on the surface of the wind generating set body, external air is sucked into a water tank in a box body through a suction fan, clear water is injected into the water tank, and water in the water tank is sucked into a water supply pipe by starting a water pump. Water in a water supply pipe flows into a flow dividing pipe and enters a plurality of spraying plates to clean sundries in the air, a filter valve is arranged at the bottom of the water supply pipe to intercept the sundries, clean air flows into the position between a heat insulation plate and a flow guide plate, two drying pipes are started to dry the cleaned air, an interlayer is arranged in the heat insulation plate, and the heat insulation plate and the flow guide plate are separated from each other. It is ensured that cold air exists on the side, close to the semiconductor chilling plate, of the surface of the heat insulation plate, dried air enters the annular air pipe, due to the fact that the path of the annular air pipe is long, the air refrigeration effect is good, and the fan inputs the cold air in the annular air pipe into the wind generating set body for refrigeration treatment.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind generating set variable flow equipment technical field, concretely for a kind of cooling system for wind generating set variable flow equipment. BACKGROUND

[0002] Wind generating set during operation its variable flow equipment can generate greater heat, since variable flow electronic device has certain working temperature range, when temperature is too high can lead to equipment damage or cause wind generating set failure. To ensure the stability and reliability of variable flow equipment work, wind generating set needs to have special cooling heat dissipation system, in prior art, cooling equipment carries out refrigeration to air, and processed cold air is passed into wind generating set, but dust in air cannot be intercepted, leading to dust into wind generating set.

[0003] For example, the authorized patent document of the wind generating set cooling device with the application number CN202320753459.3, including shell, the one end of the shell is installed wind generating set, the inner wall of the shell one side is fixedly connected with vertical plate, the bottom of the shell is fixedly connected with water tank, the inner wall of the one side lower side of the water tank is fixedly connected with inclined pipe. Through the cooperation of shell, wind generating set, water tank, vertical cylinder, vertical plate, shell, filter screen, cross block, inclined pipe, delivery pump and heat dissipation structure, the delivery pump extracts cold water, the cold water passes through the elbow pipe, and then the wind generating set is cooled, the cold water is sprayed from the pipe body, the cold water is sprayed on the impeller, and then the impeller is rotated, the impeller drives the fan blade on one side to rotate, and then the one side groove wheel rotates, the belt makes the two groove wheels rotate at the same time, and then the two fan blades rotate, and then the secondary cooling of the wind generating set is realized, the number of water pump motors is reduced, the cost is saved, and the use is promoted.

[0004] The above patent is that the accumulation of dust in the generator set can accelerate the wear and aging of the cooling equipment, leading to performance degradation of the equipment, which requires more frequent maintenance and replacement. This not only increases the maintenance cost, but also may affect the reliability and stability of the wind generating set, so we need to provide a cooling system for wind generating set variable flow equipment. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of cooling system for wind generating set variable flow equipment, the cold gas input in wind generating set body is cooled, dust in the air entering wind generating set body is cleaned by setting up gas washing component, ensure that the air entering wind generating set body is relatively clean, avoid the accumulation of dust in the generator set, which leads to performance degradation of the equipment, which requires more frequent maintenance and replacement, improve the service life of wind generating set body, solve the problems raised in the above background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a cooling system for wind turbine generator unit current conversion equipment, including

[0007] The surface of the wind turbine generator unit body is provided with an exhaust net;

[0008] One side of the wind turbine generator unit body is provided with a refrigeration mechanism for cooling the inside of the wind turbine generator unit body.

[0009] One side of the wind turbine generator unit body is embedded with an exhaust mechanism, and the exhaust mechanism is used in cooperation with the refrigeration mechanism.

[0010] Preferably, the exhaust mechanism comprises an exhaust frame embedded in the inside of the wind turbine generator unit body, a plurality of fan devices are arranged in the inside of the exhaust frame, one side of the exhaust frame is communicated with an external pipeline, and the external pipeline is used in cooperation with the refrigeration mechanism.

[0011] Preferably, the refrigeration mechanism comprises a box arranged at one side of the exhaust frame, a heat insulation plate is fixedly installed in the inside of the box, a semiconductor refrigeration sheet is embedded in the top of the box, an annular air pipe is arranged at the bottom of the semiconductor refrigeration sheet, the refrigeration surface of the semiconductor refrigeration sheet is located in the box, one end of the annular air pipe penetrates through one side of the heat insulation plate, and an air guide mechanism is arranged on the side of the heat insulation plate away from the annular air pipe.

[0012] Preferably, the air guide mechanism comprises an air suction fan embedded at one side of the box, a flow guide plate is arranged at one side of the heat insulation plate, a water tank is arranged at one side of the flow guide plate, a flow passage is formed in the top of the flow guide plate, and a gas washing assembly is arranged in the inside of the water tank.

[0013] Preferably, the gas washing assembly comprises a water supply pipe embedded at one side of the box, a plurality of shunt pipes are communicated with the top of the water supply pipe, a plurality of spray plates are communicated with the bottom of the shunt pipes, a water pump is communicated with the inside of the water supply pipe, and a filter is arranged at the bottom of the water supply pipe.

[0014] Preferably, the utility model further comprises a cleaning part, the cleaning part comprises a threaded rod screwed in the water tank, a driving motor is arranged at one end of the threaded rod, a scraper is screwed on the surface of the threaded rod, the surface of the scraper is attached to the inner wall of the water tank, and two drain valves are communicated with the bottom of the water tank.

[0015] Preferably, two drying pipes are arranged between the heat insulation plate and the flow guide plate.

[0016] Preferably, flow guide seats are arranged at both sides of the water tank.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] The utility model discloses a cooling system for wind turbine generator system, including: BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the structure three-dimensional view of the utility model;

[0020] Figure 2 It is the local structure three-dimensional view of the utility model;

[0021] Figure 3 It is the cleaning piece three-dimensional view of the utility model;

[0022] Figure 4 It is the gas washing subassembly three-dimensional view of the utility model;

[0023] Figure 5 It is the air induction mechanism three-dimensional view of the utility model.

[0024] In the drawing: 1, wind turbine generator system body;2, exhaust net;3, refrigeration mechanism;31, box;32, heat insulation board;33, semiconductor refrigerating sheet;34, ring air pipe;30, air induction mechanism;301, air suction fan;302, guide plate;303, water tank;304, flow passageway;4, exhaust mechanism;41, exhaust frame;42, fan device;43, external pipeline;5, gas washing subassembly;51, water supply pipe;52, shunt pipe;53, spray board;54, water pump;6, cleaning piece;61, threaded rod;62, scraper;63, drain valve pipe;64, drive motor;7, drying pipe;8, guide seat. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0026] Please refer to Figures 1-5 The utility model provides a kind of cooling system for wind turbine generator system variable flow equipment, including:

[0027] Wind turbine generator system body 1, the surface of wind turbine generator system body 1 is provided with exhaust net 2;

[0028] The side of the wind turbine generator body 1 is provided with a refrigeration mechanism 3 for cooling the inside of the wind turbine generator body 1.

[0029] The side of the wind turbine generator body 1 is embedded with an exhaust mechanism 4, which is used in cooperation with the refrigeration mechanism 3.

[0030] Specifically, the cold air is input into the wind turbine generator body 1 for cooling, and the gas washing assembly 5 is arranged to clean the dust in the air entering the wind turbine generator body 1, so that the air entering the wind turbine generator body 1 is relatively clean, avoiding the accumulation of dust in the generator set, which leads to the performance degradation of the equipment, the need for more frequent maintenance and replacement, and the improvement of the service life of the wind turbine generator body 1.

[0031] The exhaust mechanism 4 includes an exhaust frame 41 embedded in the inside of the wind turbine generator body 1, a plurality of fan devices 42 are arranged in the inside of the exhaust frame 41, and an external pipeline 43 is communicated with one side of the exhaust frame 41, and the external pipeline 43 is used in cooperation with the refrigeration mechanism 3.

[0032] The refrigeration mechanism 3 includes a box body 31 arranged on one side of the exhaust frame 41, a heat insulation plate 32 fixedly installed in the inside of the box body 31, a semiconductor refrigeration sheet 33 embedded in the top of the box body 31, an annular air pipe 34 arranged at the bottom of the semiconductor refrigeration sheet 33, and the refrigeration surface of the semiconductor refrigeration sheet 33 is located in the box body 31, one end of the annular air pipe 34 penetrates through one side of the heat insulation plate 32, and the air guide mechanism 30 is arranged on the side of the heat insulation plate 32 away from the annular air pipe 34.

[0033] In this embodiment, the external air is sucked into the water tank 303 in the box body 31 by the air suction fan 301, clean water is injected into the water tank 303, the water in the water tank 303 is sucked into the water supply pipe 51 by starting the water pump 54, the water in the water supply pipe 51 flows into the shunt pipe 52 and enters the plurality of spray plates 53 to clean the impurities in the air, wherein the filter valve is arranged at the bottom of the water supply pipe 51 to intercept the impurities, the clean air flows between the heat insulation plate 32 and the flow guide plate 302, two drying pipes 7 are started to dry the cleaned air, and a sandwich is arranged in the heat insulation plate to ensure that the side of the surface of the heat insulation plate 32 close to the semiconductor refrigeration sheet 33 is cold air, and the dried air enters the annular air pipe 34, and since the path of the annular air pipe 34 is relatively long, the refrigeration effect of the air is better, and the cold air in the annular air pipe 34 is input into the wind turbine generator body 1 by the fan device 42 for refrigeration treatment.

[0034] The air guide mechanism 30 includes an air suction fan 301 embedded on one side of the box body 31, a flow guide plate 302 arranged on one side of the heat insulation plate 32, a water tank 303 arranged on one side of the flow guide plate 302, and a flow-through opening 304 formed in the top of the flow guide plate 302, and the water tank 303 is provided with the gas washing assembly 5.

[0035] The external air is sucked into the water tank 303 in the box 31 by the air suction fan 301, the flow guide plate 302 is arranged to change the air direction, the water inlet valve is arranged at the top of the box 31, water can be injected into the water tank 303 through the water inlet valve, and the flow-through opening 304 is arranged at the top of the flow guide plate 302 and is used for the flow-through of air.

[0036] The gas washing assembly 5 comprises a water supply pipe 51 embedded on one side of the box 31, a plurality of branch pipes 52 are communicated with the top of the water supply pipe 51, the bottoms of the branch pipes 52 are all communicated with spray plates 53, the inside of the water supply pipe 51 is communicated with a water pump 54, and a filter is arranged at the bottom of the water supply pipe 51.

[0037] It is worth noting that, when the water tank 303 is injected with clean water, the water in the water tank 303 is sucked into the water supply pipe 51 by starting the water pump 54, the water in the water supply pipe 51 flows into the branch pipes 52 and enters the plurality of spray plates 53, so that the sundries in the air are cleaned, wherein the filter valve is arranged at the bottom of the water supply pipe 51 to intercept the sundries.

[0038] In addition, the utility model also includes a cleaning part 6, the cleaning part 6 comprises a threaded rod 61 which is screwed in the water tank 303, a driving motor 64 is installed at one end of the threaded rod 61, a scraper 62 is screwed on the surface of the threaded rod 61, the surface of the scraper 62 is attached to the inner wall of the water tank 303, and two drain valve pipes 63 are communicated with the bottom of the water tank 303.

[0039] When there are more sundries in the water tank 303, the motor is started to drive the threaded rod 61 to rotate, the threaded rod 61 is screwed with the scraper 62 on the surface, drives the scraper 62 to move in the water tank 303, and the surface of the scraper 62 is attached to the inner wall of the water tank 303, so that the sundries on the inner wall of the water tank 303 are scraped to the two drain valves, and since the two drain valves are large, the sundries are conveniently discharged.

[0040] Two drying pipes 7 are arranged between the heat insulation plate 32 and the flow guide plate.

[0041] Clean air flows between the heat insulation plate 32 and the flow guide plate 302, the two drying pipes 7 are started to dry the cleaned air, and a sandwich is arranged in the heat insulation plate, so that the surface of the heat insulation plate 32 close to one side of the semiconductor refrigeration sheet 33 is cold air.

[0042] Flow guide seats 8 are arranged on both sides of the water tank 303. The flow guide seats 8 are arranged on the inner wall of the water tank 303 and have an auxiliary guiding effect on the flow of air.

[0043] The device sucks the external air into the water tank 303 in the box 31 through the air suction fan 301, injects clean water in the water tank 303, sucks the water in the water tank 303 into the water supply pipe 51 through starting the water pump 54, the water in the water supply pipe 51 flows into the shunt pipe 52 and enters several spray plates 53 to clean the sundries in the air, wherein, the filter valve is arranged at the bottom of the water supply pipe 51 to intercept the sundries, the clean air flows between the heat insulation plate 32 and the guide plate 302, two drying pipes 7 are started to dry the cleaned air, and the heat insulation plate is provided with a sandwich, so that the surface of the heat insulation plate 32 is cold air close to the semiconductor refrigeration sheet 33, the dried air enters the annular air pipe 34, the path of the annular air pipe 34 is long, so that the refrigeration effect of the air is better, and the cold air in the annular air pipe 34 is input into the wind turbine generator set body 1 through the fan device 42 to carry out refrigeration treatment.

[0044] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A cooling system for converter equipment of wind turbine generator sets, characterized in that, include: The wind turbine generator body (1) is provided with an exhaust screen (2) on its surface; A refrigeration mechanism (3) for cooling the inside of the wind turbine generator body (1) is installed on one side of the wind turbine generator body (1); The wind turbine generator body (1) has an exhaust mechanism (4) embedded in one side, which is used in conjunction with the refrigeration mechanism (3).

2. The cooling system for a wind turbine generator converter according to claim 1, characterized in that: The exhaust mechanism (4) includes an exhaust frame (41) embedded inside the wind turbine generator body (1). The exhaust frame (41) is equipped with several fans (42), and an external pipe (43) is connected to one side of the exhaust frame (41). The external pipe (43) is used in conjunction with the refrigeration mechanism (3).

3. A cooling system for a wind turbine generator converter according to claim 1, characterized in that: The refrigeration mechanism (3) includes a box (31) disposed on one side of the exhaust frame (41). A heat insulation plate (32) is fixedly installed inside the box (31). A semiconductor refrigeration chip (33) is embedded in the top of the box (31). An annular air pipe (34) is disposed at the bottom of the semiconductor refrigeration chip (33). The refrigeration surface of the semiconductor refrigeration chip (33) is located inside the box (31). One end of the annular air pipe (34) passes through one side of the heat insulation plate (32). An air-guiding mechanism (30) is disposed on the side of the surface of the heat insulation plate (32) away from the annular air pipe (34).

4. A cooling system for a wind turbine generator converter according to claim 3, characterized in that: The air intake mechanism (30) includes a suction fan (301) embedded in one side of the housing (31), a guide plate (302) is provided on one side of the heat insulation plate (32), a water tank (303) is provided on one side of the guide plate (302), and a flow port (304) is opened on the top of the guide plate (302). A scrubbing component (5) is provided inside the water tank (303).

5. A cooling system for a wind turbine generator converter according to claim 4, characterized in that: The air scrubbing assembly (5) includes a water supply pipe (51) embedded in one side of the housing (31). The top of the water supply pipe (51) is connected to several branch pipes (52). The bottom of each branch pipe (52) is connected to a spray plate (53). A water pump (54) is connected inside the water supply pipe (51). A filter is provided at the bottom of the water supply pipe (51).

6. A cooling system for a wind turbine generator converter according to claim 5, characterized in that: It also includes a cleaning component (6), which includes a threaded rod (61) threadedly installed in the water tank (303), a drive motor (64) installed at one end of the threaded rod (61), a scraper (62) threadedly installed on the surface of the threaded rod (61), the surface of the scraper (62) being in contact with the inner wall of the water tank (303), and two drain valve pipes (63) connected to the bottom of the water tank (303).

7. A cooling system for a wind turbine generator converter according to claim 3, characterized in that: Two drying pipes (7) are provided between the heat insulation plate (32) and the diversion plate.

8. A cooling system for a wind turbine generator converter according to claim 4, characterized in that: Both sides of the water tank (303) are provided with flow guide seats (8).

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