A refrigeration device for a wind turbine

Abstract

The present invention provides a refrigeration device for a wind turbine generator, belonging to the technical field of wind power generation, comprising a shell and a generator body, a refrigeration chamber is reserved on one side of the shell, a variable block is movably installed inside the refrigeration chamber, an assembly chamber is reserved at the upper end of the refrigeration space, a plurality of ceramic strips are installed on the lower wall of the ceramic block, a power module 1 is installed on the support frame, a variable module is installed at the lower end of the cylinder, and a power module 2 is installed inside the closed cover. The present invention solves the problem that the existing refrigeration device for a wind turbine generator, when the generator body is efficiently generating electricity and the temperature is high, only the blades are used for cooling, and the generator body cannot be cooled in time at all, and then the purpose of quickly cooling the generator body cannot be achieved, and the generator body may still be damaged due to untimely cooling, and then the service life of the generator body is greatly shortened.

Description

Technical Field

[0001] The invention belongs to the technical field of wind power generation, and in particular relates to a refrigeration device for a wind power generator. Background Art

[0002] A wind turbine is an electrical device that converts wind energy into mechanical work, which drives the rotor to rotate and finally outputs alternating current. A wind turbine generally consists of a wind wheel, a generator (including a device), a stabiliser (tail), a tower, a speed limit safety mechanism and an energy storage device. A wind turbine will generate a certain amount of heat during operation. In order to ensure the normal operation of the wind turbine, a corresponding refrigeration device is generally installed on the wind turbine to reduce the heat generated by the wind turbine, so as to achieve the purpose of cooling the wind turbine.

[0003] The prior art CN217642969U discloses a cooling device for a wind turbine generator, comprising a supporting tower, a mounting plate fixedly connected to the upper end of the supporting tower, a heat dissipation hood movably mounted on the upper surface of the mounting plate, a generator body fixedly connected to the bottom of the inner wall of the heat dissipation hood, a sleeve fixedly mounted on the side surface of the heat dissipation hood, a transmission shaft is arranged on the inner wall of the sleeve, one end of the transmission shaft is fixedly connected to a square rod, a buffer spring is sleeved on the side surface of the square rod, one end of the square rod is movably connected to a rotating ring, a driving differential gear and a locking plate are respectively arranged on the side surfaces of the rotating ring, a blade is fixedly connected to the side surface of the middle part of the output shaft of the generator body, a driven differential gear is fixedly connected to the side surface of one end of the output shaft of the generator body, and an air inlet and an air outlet are respectively arranged on the lower surface of the heat dissipation hood and the surface of the mounting plate. The cooling of the device is achieved by the rotating fan blades pulling the transmission shaft and the square rod to rotate, the square rod pulling the rotating ring and the active differential gear to rotate through the locking action, the active differential gear pulling the driven differential gear to rotate differentially through the bite action, while generating electricity for the generator body, it can also pull the blades to rotate, and cool the generator body through the rotating blades. Although a certain cooling effect can be achieved, under the conditions of efficient power generation of the generator body and high temperature, cooling the generator body by the blades alone is completely unable to cool the generator body in time, and thus the purpose of rapid cooling of the generator body cannot be achieved, and the generator body may still be damaged due to untimely cooling, and the service life of the generator body is greatly shortened. Summary of the invention

[0004] The present invention provides a refrigeration device for a wind turbine, which aims to solve the problem that the existing refrigeration device for a wind turbine only relies on blades for cooling when the generator body is efficiently generating electricity and the temperature is high, and is completely unable to cool the generator body in time, thereby failing to achieve the purpose of quickly cooling the generator body, and may still cause the generator body to be damaged due to untimely cooling, thereby greatly shortening the service life of the generator body.

[0005] The embodiment of the present invention provides a refrigeration device for a wind turbine generator, comprising a shell and a generator body, the right end of the shell is fixedly connected to a sleeve, a transmission shaft is arranged inside the sleeve, one end of the transmission shaft is fixedly connected to a square rod, the outer surface of the square rod is clamped with a buffer spring, one end of the square rod is movably connected to a rotating ring, a driving differential gear and a locking plate are respectively arranged on the outer surface of the rotating ring, the outer surface of the middle part of the output shaft of the generator body is fixedly connected to the blades, the outer surface of one end of the output shaft of the generator body is fixedly connected to the driven differential gear, the outer surface of the transmission shaft is fixedly connected to the fan blades, and the A refrigeration chamber is reserved on one side of the shell, a variable block is movably installed inside the refrigeration chamber, the side wall of the variable block is in close contact with the inner wall of the refrigeration chamber, the variable block is made of TPE material, a variable column is installed on the upper wall of the variable block, the lower end of one side of the refrigeration chamber is connected to the discharge hole, the lower end of the side of the refrigeration chamber close to the discharge hole is connected to the discharge hole, check switches are installed inside the discharge hole and the discharge hole, the end of the discharge hole farther from the refrigeration chamber is connected to the refrigeration space, an assembly room is reserved at the upper end of the refrigeration space, a monitoring module is installed on the shell, and the monitoring module The block includes a sensor fixedly connected to the left wall inside the assembly room, an energy storage box fixedly connected to the left wall outside the shell, a processor and a bearing column fixedly connected to the upper wall of the shell, a solar panel is installed on the upper end of the bearing column, and the solar panel is in an inverted V-shaped structure. The solar panel is electrically connected to the energy storage box, and the energy storage box, the sensor and the processor are electrically connected. A passage is installed at the upper end of the refrigeration space farther from the discharge hole, a ceramic block is installed inside the shell, a generator body is installed on the upper wall of the ceramic block, and a A plurality of ceramic strips, a carrier is mounted on the upper wall of the shell, a power module 1 is mounted on the carrier, a cylinder is mounted on the power module 1, a variable module is mounted at the lower end of the cylinder, a machine cover is mounted inside the variable module, a motor 3 is mounted inside the machine cover, the motor 3, an energy storage box and a processor are electrically connected, a rotating plate is mounted at the output end of the motor 3, a closed cover is mounted inside the refrigeration chamber, rotating rods are mounted on both sides of the closed cover, a pair of rotating rods are mounted on the outer surfaces of the rotating plates, and a power module 2 is mounted inside the closed cover;

[0006] The power module 1 includes a rotating column screwed on the inner wall of the carrier frame and a pair of guide columns fixedly connected to the inner wall of the carrier frame, a thread opening 1 is reserved on the outer circumference of the rotating column, a cylinder is installed on the outer circumference of the rotating column, a thread opening 2 is reserved on the inner circumference of the cylinder, the rotating column and the cylinder are threadedly connected via thread opening 1 and thread opening 2, the two ends of the cylinder are movably hooped to the outer surface of the guide column, a motor 1 is installed on one side of the rotating column, and the motor 1, the energy storage box and the processor are electrically connected; a concave strip is installed on the end of the rotating column farther from the motor 1, the outer surface of the concave strip is screwed to a hoop tube, and the lower end of the hoop tube is screwed to the variable column via a pin rod;

[0007] The power module 2 includes a lifting column installed on the lower wall of the variable block, a connecting block is installed at the lower end of the lifting column, the connecting block is inside the closed cover, rectangular bars are installed on both sides of the lower end of the connecting block, a plurality of tooth openings 1 are reserved at equal intervals on one wall of the rectangular bar, a rotating disk is installed at one end of the outer peripheral wall of the rotating rod, a plurality of tooth openings 2 are reserved at equal intervals on the outer peripheral wall of the rotating disk, the rectangular bar and the rotating disk are engaged with each other via tooth openings 1 and 2; the variable module includes an assembly shell installed on the lower wall of the cylinder, a motor 2 is installed inside the assembly shell, the motor 2, the energy storage box and the processor are electrically connected, a rotating block is installed at the output end of the motor 2, the hood is screwed to the lower end of the rotating block, right-angle bars are installed on both lateral sides of the assembly shell, the lower ends of a pair of right-angle bars facing each other are screwed to the rotating seat, and the hood is screwed inside the rotating seat.

[0008] Furthermore, a check switch is arranged inside the end of the passage 1 which is farther from the discharge hole, and the head end of the passage 1 and one end of the discharge hole are connected to each other.

[0009] Furthermore, the ceramic strip passes through the refrigeration space and extends into the refrigeration space.

[0010] Furthermore, the mouth of the upper end of the carrier is fixedly connected to the filter plate via a tensioning screw.

[0011] Furthermore, one side of the refrigeration chamber is connected to passage 2, and a switch is arranged in the middle of passage 2.

[0012] The beneficial effects of the present invention are:

[0013] 1. The present invention conducts local heat energy generated during the operation of the generator body to the ceramic blocks and ceramic strips. The ceramic strips conduct the heat energy to the low-temperature water in the refrigeration space, and then perform heat removal refrigeration on the generator body. Through the rotation of the rotating plate, the cold air flow can perform refrigeration on the generator body. This structure has the performance of dual refrigeration of gas refrigeration and liquid refrigeration on the generator body.

[0014] 2. In the present invention, with the cooperation of power module one, the cylinder pulls the rotating plate to move back and forth horizontally, thereby expanding the area of ​​the rotating plate for cooling the generator body, so as to enhance the performance of cooling the generator body, and along with the operation of power module one, the variable column and the variable block move back and forth vertically, thereby allowing the low-temperature water to move back and forth to ensure the cooling of the generator body.

[0015] 3. The present invention allows a pair of rotating rods and rotating plates to rotate through the installed power module 2. The rotating plates mix the low-temperature water in the refrigeration chamber with the low-temperature water that absorbs heat energy through the passage 1 into the refrigeration chamber, so that the low-temperature water that absorbs heat energy is quickly mixed in the refrigeration chamber, thereby accelerating the speed of re-cooling the low-temperature water that absorbs heat energy.

[0016] 4. The present invention achieves the purpose of rapidly cooling the generator body through multiple refrigeration, thereby avoiding damage to the generator body due to untimely refrigeration, thereby greatly extending the service life of the generator body.

[0017] 5. The present invention converts daytime solar energy into electrical energy through solar panels and stores it in an energy storage box, which then supplies energy to the operation of the device. The sensor then collects high or low temperature signals in the assembly room and transmits the high or low temperature signals to the processor, which controls the operation and stop of the device, thereby achieving the purpose of real-time cooling of the device.

[0018] Other features and advantages of the present invention will be described in the following description, and partly become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention can be realized and obtained by the structures particularly pointed out in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a schematic diagram of the front cross-sectional structure of an embodiment of the present invention;

[0021] Figure 2 This is a schematic diagram of the upper structure of the housing according to an embodiment of the present invention;

[0022] Figure 3 This is a schematic diagram of the cross-sectional structure of a shell portion of an embodiment of the present invention;

[0023] Figure 4 It is a schematic diagram of a top cross-sectional structure of a sealing cover according to an embodiment of the present invention;

[0024] Figure 5 It is a schematic diagram of the structure of the changing module of an embodiment of the present invention;

[0025] Figure numerals: 2, housing; 3, generator body; 4, refrigeration chamber; 5, variable block; 6, variable column; 7, discharge hole; 8, discharge hole; 9, refrigeration space; 10, passage 1; 11, ceramic block; 12, ceramic strip; 13, carrier; 14, power module 1; 141, rotating column; 142, guide column; 143, motor 1; 144, concave strip; 145, hoop; 15, cylinder; 16, variable module; 161, assembly shell; 162, motor 2; 163, rotating block; 164, right-angle strip; 165, rotating seat; 17, machine cover; 18, rotating sheet; 19. Enclosure cover; 20. Rotating rod; 21. Rotating plate; 22. Power module 2; 221. Lifting column; 222. Connecting block; 223. Rectangular bar; 224. Rotating disk; 23. Filter plate; 24. Passage 2; 25. Monitoring module; 251. Sensor; 252. Load-bearing column; 253. Solar panel; 254. Energy storage box; 255. Processor; 26. Casing; 27. Transmission shaft; 28. Square rod; 29. ​​Buffer spring; 30. Rotating ring; 31. Active differential gear; 32. Fixing plate; 33. Driven differential gear; 34. Blade; 35. Fan blade. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the technical solution of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described in conjunction with the drawings of specific embodiments of the present invention. The same figure marks in the drawings represent the same parts. It should be noted that the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] Reference Figure 1-5The embodiment of the present invention proposes a refrigeration device for a wind turbine, comprising a shell 2 and a generator body 3. The right end of the shell 2 is fixedly connected to a sleeve 26, a transmission shaft 27 is arranged inside the sleeve 26, one end of the transmission shaft 27 is fixedly connected to a square rod 28, the outer surface of the square rod 28 is clamped with a buffer spring 29, one end of the square rod 28 is movably connected to a rotating ring 30, and an active differential gear 31 and a locking plate 32 are respectively arranged on the outer surface of the rotating ring 30, the outer surface of the middle part of the output shaft of the generator body 3 is fixedly connected to a blade 34, the outer surface of one end of the output shaft of the generator body 3 is fixedly connected to a driven differential gear 33, the outer surface of the transmission shaft 27 is fixedly connected to a fan blade 35, a refrigeration chamber 4 is reserved on one side of the shell 2, a variable block 5 is movably arranged inside the refrigeration chamber 4, the side wall of the variable block 5 is in close contact with the inner wall of the refrigeration chamber 4, the variable block 5 is made of tpe material, and a variable column is arranged on the upper wall of the variable block 5 6. The lower end of one side of the refrigeration chamber 4 is connected to the discharge hole 7, and the lower end of the side of the refrigeration chamber 4 close to the discharge hole 7 is connected to the discharge hole 8. Check switches are installed inside the discharge hole 7 and the discharge hole 8. The end of the discharge hole 7 farther from the refrigeration chamber 4 is connected to the refrigeration space 9. The upper end of the refrigeration space 9 is reserved for an assembly room. A monitoring module 25 is installed on the shell 2. The monitoring module 25 includes a sensor 251 fixedly connected to the left wall inside the assembly room, an energy storage box 254 fixedly connected to the outer left wall of the shell 2, a processor 255 and a bearing column 252 fixedly connected to the upper wall of the shell 2. A solar panel 253 is installed on the upper end of the bearing column 252. The solar panel 253 is an inverted V-shaped structure. The solar panel 253 is electrically connected to the energy storage box 254. The energy storage box 254, the sensor 251 and the processor 255 are electrically connected. The model of the sensor 251 is pt100, and the model of the processor 255 is SIMATIC S7-1200, the solar energy during the day is converted into electrical energy through the solar panel 253 and stored in the energy storage box 254, and then the energy storage box 254 is used to supply energy for the operation of the device, and then the high temperature or low temperature signal in the assembly room is collected through the sensor 251, and the high temperature or low temperature signal is transmitted to the processor 255, and the processor 255 controls the operation and stop of the device, so as to achieve the purpose of performing real-time cooling on the device. A passage 10 is arranged at the upper end of the refrigeration space 9 which is farther from the discharge hole 7, and the passage 10 is farther from the discharge hole 8. A check switch is installed inside the far end to prevent the low-temperature water in the passage 10 from returning to the inside of the refrigeration space 9. The head end of the passage 10 and one end of the discharge hole 8 are connected to each other. The end of the passage 10 farther from the discharge hole 8 passes through the refrigeration space 9 and extends into the refrigeration space 9. A ceramic block 11 is installed inside the shell 2. The generator body 3 is installed on the upper wall of the ceramic block 11. A plurality of ceramic strips 12 are installed on the lower wall of the ceramic block 11. The ceramic strips 12 pass through the refrigeration space 9 and extend into the refrigeration space 9.The heat energy generated during the operation of the generator body 3 is locally conducted to the ceramic block 11 and the ceramic strip 12. The ceramic strip 12 conducts the heat energy to the low-temperature water in the refrigeration space 9, and then performs heat removal refrigeration on the generator body 3. Through the vertical change of the variable block 5, the low-temperature water in the refrigeration chamber 4 is pressed into the refrigeration space 9, taking away the heat energy in the ceramic strip 12, and the inside of the refrigeration space 9 absorbs heat energy, and then the low-temperature water energy is discharged into the refrigeration chamber 4 again through the passage 10, thereby achieving the purpose of repeatedly cooling the generator body 3. A carrier frame 13 is installed on the upper wall of the outer shell 2, a power module 14 is installed on the carrier frame 13, a cylinder 15 is installed on the power module 14, a variable module 16 is installed at the lower end of the cylinder 15, a hood 17 is installed inside the variable module 16, and a motor three is installed inside the hood 17. Motor three, energy storage box 254 and processor 255 electrical connection, the output end of motor three is provided with a rotating piece 18, by connecting the power of motor three, motor three pulls the rotating piece 18 to rotate, and can perform cooling on the generator body 3, so that it can perform dual cooling of gas cooling and liquid cooling on the generator body 3, which greatly improves the cooling performance of the generator body 3, a closed cover 19 is installed inside the refrigeration chamber 4, and rotating rods 20 are installed on both sides of the closed cover 19, and rotating pieces 21 are installed on the outer surfaces of a pair of rotating rods 20, and a power module 22 is installed inside the closed cover 19. The rotating rod 20 and the rotating piece 21 are rotated by the power module 22, and the rotating piece 21 mixes the low-temperature water in the refrigeration chamber 4 with the low-temperature water discharged into the refrigeration chamber 4 through the passage 10 to absorb heat energy, so that the low-temperature water that absorbs heat energy is quickly mixed into the refrigeration chamber 4, and then the re-cooling speed of the low-temperature water that absorbs heat energy is accelerated. ,

[0028] The power module 14 includes a rotating column 141 screwed on the inner wall of the carrier frame 13 and a pair of guide columns 142 fixedly connected to the inner wall of the carrier frame 13. A threaded hole 1 is reserved on the outer circumference of the rotating column 141. A cylinder 15 is installed on the outer circumference of the rotating column 141. A threaded hole 2 is reserved on the inner circumference of the cylinder 15. The rotating column 141 and the cylinder 15 are threadedly connected via threaded holes 1 and 2. The two ends of the cylinder 15 are movably hooped to the outer surface of the guide column 142. A motor 143 is installed on one side of the rotating column 141. The motor 143, the energy storage box 254 and the processor 255 are electrically connected. When the motor 143 is turned on, the rotating column 141 rotates, and then the cylinder 15 is pulled back and forth laterally. The rotating plate 18 can move back and forth laterally with it, thereby expanding the area where the rotating plate 18 cools the generator body 3, so as to enhance the cooling performance of the generator body 3.

[0029] A concave bar 144 is installed at the end of the rotating column 141 that is farther from the motor 143. The outer surface of the concave bar 144 is screwed to a hoop tube 145. The lower end of the hoop tube 145 and the variable column 6 are screwed together via a pin. The rotation of the rotating column 141 drives the concave bar 144 to rotate, and under the cooperation of the hoop tube 145, the variable column 6 and the variable block 5 move vertically, thereby allowing the low-temperature water to reciprocate.

[0030] The power module 22 includes a lifting column 221 installed on the lower wall of the variable block 5, a connecting block 222 is installed at the lower end of the lifting column 221, and the connecting block 222 is inside the closed cover 19. Rectangular strips 223 are installed on both sides of the lower end of the connecting block 222. A plurality of tooth openings 1 are reserved at equal intervals on one wall of the rectangular strip 223. A rotating disk 224 is installed at one end of the outer peripheral wall of the rotating rod 20. A plurality of tooth openings 2 are reserved at equal intervals on the outer peripheral wall of the rotating disk 224. The rectangular strip 223 and the rotating rod 20 are connected to each other. The disk 224 is engaged with each other through the tooth mouth 1 and the tooth mouth 2, and through the installed power module 2 2, during the vertical movement of the movable block 5, the rectangular bar 223 moves vertically, and the rotating disk 224 pulls a pair of rotating rods 20 and a rotating plate 21 to rotate. The rotating plate 21 mixes the low-temperature water in the refrigeration chamber 4 with the low-temperature water that absorbs heat energy and is discharged into the refrigeration chamber 4 through the passage 1 10, so that the low-temperature water that absorbs heat energy is quickly mixed in the refrigeration chamber 4, thereby accelerating the speed of re-cooling the low-temperature water that absorbs heat energy.

[0031] The variable module 16 includes an assembly shell 161 installed on the lower wall of the cylinder 15, and a motor 2 162 is installed inside the assembly shell 161. The motor 2 162, the energy storage box 254 and the processor 255 are electrically connected. A rotating block 163 is installed at the output end of the motor 2 162, and the hood 17 is screwed on the lower end of the rotating block 163. Right-angle bars 164 are installed on both lateral sides of the assembly shell 161, and the lower ends of the facing sides of a pair of right-angle bars 164 are screwed to the rotating seat 165. The hood 17 is screwed inside the rotating seat 165. Through the installed variable module 16, the motor 2 162 pulls the rotating block 163 to rotate, and the hood 17 and the rotating plate 18 rotate together, which further enhances the cooling performance of the rotating plate 18 on the generator body 3 and speeds up the cooling speed.

[0032] The mouth of the upper end of the carrier 13 is fixedly connected to the filter plate 23 via a tensioning screw. The installed filter plate 23 prevents debris from flowing into the housing 2 along with the air flow, thereby protecting the generator body 3.

[0033] One side of the refrigeration chamber 4 is connected to the passage 2 24 , and a switch is arranged in the passage 2 24 . By turning the switch on the passage 2 24 , low-temperature water can be added into the refrigeration chamber 4 .

[0034] The specific implementation method is as follows: the solar panel 253 converts the solar energy during the day into electrical energy and stores it in the energy storage box 254, and then the energy storage box 254 supplies energy to the operation of the device, and then the temperature sensor 251 is used to collect the high temperature or low temperature signal in the assembly room, and the high temperature or low temperature signal is transmitted to the processor 255, and the processor 255 controls the operation and stop of the device. When the assembly room is in a high temperature state, the temperature sensor 251 transmits the high temperature signal to the processor 255, and the processor 255 controls the device to start running. A refrigerator is installed inside the refrigeration chamber 4, and the processor 255, the energy storage box 254 and the refrigerator electric The motor 1 143 is connected to the power supply of the motor 3 in the hood 17, and the motor 3 pulls the rotating piece 18 to rotate, and then performs cooling on the generator body 3. The heat energy generated during the operation of the generator body 3 is locally transferred to the ceramic block 11 and the ceramic strip 12, and the ceramic strip 12 transfers the heat energy to the low-temperature water in the cooling space 9, and then performs heat removal cooling on the generator body 3; the motor 143 is turned on, so that the rotating column 141 rotates, and then the cylinder 15 is pulled to move back and forth horizontally, and the rotating piece 18 can move back and forth with it horizontally, expanding the area where the rotating piece 18 cools the generator body 3, so as to enhance the cooling of the generator body. 3 Refrigeration performance; With the rotation of the rotating column 141, the concave bar 144 rotates, the concave bar 144 pulls the hoop tube 145 to change, the hoop tube 145 pulls the variable column 6 to change, and the variable column 6 pulls the variable block 5 to change vertically. When the variable block 5 moves toward a low position, the check switch in the discharge hole 7 opens, and the check switch in the discharge hole 8 closes. The low-temperature water in the refrigeration chamber 4 is discharged into the refrigeration space 9 through the discharge hole 7. When the variable block 5 moves toward a high position, the check switch in the discharge hole 7 closes, and the check switch in the discharge hole 8 opens. The low-temperature water in the refrigeration space 9 at the end farther from the discharge hole 7 is discharged through the passage 1 0 and the discharge hole 8 are discharged into the refrigeration chamber 4 again, and the refrigerator in the refrigeration chamber 4 re-refrigerates the low-temperature water that absorbs heat energy, and this process can be repeated to refrigerate the generator body 3; in the process of refrigerating the generator body 3, the power supply of the second motor 162 is turned on, the second motor 162 pulls the rotating block 163 to rotate, the rotating block 163 pulls the machine cover 17 to rotate, and the machine cover 17 rotates inside the rotating seat 165. During this process, the rotating seat 165 rotates inside the right-angle bar 164, and the machine cover 17 and the rotating sheet 18 rotate together, which once again strengthens the refrigeration performance of the rotating sheet 18 on the generator body 3 and speeds up the refrigeration speed;During the vertical movement of the variable block 5, the lifting column 221 moves vertically together, and the lifting column 221 pulls the connecting block 222 and the rectangular bar 223 to move vertically, and then the rotating disk 224 engaged with the rectangular bar 223 rotates, and the pair of rotating disks 224 rotates in the opposite direction, and the pair of rotating disks 224 each pulls a pair of rotating rods 20 to rotate in the opposite direction, and then the rotating piece 21 rotates, and the rotating piece 21 mixes the low-temperature water in the refrigeration chamber 4 with the low-temperature water that absorbs heat energy and is discharged to the refrigeration chamber 4 through the passage 10, so that the low-temperature water that absorbs heat energy is quickly mixed in the refrigeration chamber 4, and then the re-cooling speed of the low-temperature water that absorbs heat energy is accelerated; through the installed filter plate 23, it is prevented that debris is carried by the air flow. The water flows into the housing 2, and then protects the generator body 3; it can perform dual refrigeration of gas refrigeration and liquid refrigeration on the generator body 3, greatly improving the refrigeration performance of the generator body 3, and the power module 2 22 allows the rotating piece 21 to rotate, so that the low-temperature water that absorbs heat energy is quickly mixed in the refrigeration chamber 4, and then speeds up the re-refrigeration speed of the low-temperature water that absorbs heat energy. However, the variable module 16 allows the hood 17 and the rotating piece 18 to rotate together, and once again strengthens the refrigeration performance of the rotating piece 18 on the generator body 3, speeding up the refrigeration speed, and achieving the purpose of quickly and timely refrigeration of the generator body 3 to ensure the normal operation of the generator body 3. ;

[0035] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A refrigeration device for a wind turbine generator, comprising a casing (2) and a generator body (3), the right end of the casing (2) being fixedly connected to a sleeve (26), a transmission shaft (27) being arranged inside the sleeve (26), one end of the transmission shaft (27) being fixedly connected to a square rod (28), the outer surface of the square rod (28) being clamped with a buffer spring (29), one end of the square rod (28) being movably connected to a rotating ring (30), the outer surface of the rotating ring (30) being respectively provided with a driving differential gear (31) and a locking plate (32), the outer surface of the middle part of the output shaft of the generator body (3) being fixedly connected to a blade (34), the outer surface of one end of the output shaft of the generator body (3) being fixedly connected to a driven differential gear (33), the outer surface of the transmission shaft (27) being fixedly connected to a fan blade (35), It is characterized in that A refrigeration chamber (4) is reserved on one side of the housing (2), a movable block (5) is movably installed inside the refrigeration chamber (4), the side wall of the movable block (5) is in close contact with the inner wall of the refrigeration chamber (4), the movable block (5) is made of TPE material, a movable column (6) is installed on the upper wall of the movable block (5), the lower end of one side of the refrigeration chamber (4) is connected to the discharge hole (7), the lower end of the side of the refrigeration chamber (4) close to the discharge hole (7) is connected to the discharge hole (8), the inside of the discharge hole (7) and the discharge hole (8) are both installed with a check switch, and the end of the discharge hole (7) farther from the refrigeration chamber (4) is connected to the discharge hole (8). The housing (2) is connected to a refrigeration space (9), an assembly room is reserved at the upper end of the refrigeration space (9), a monitoring module (25) is installed on the housing (2), the monitoring module (25) comprises a sensor (251) fixedly connected to the left side wall inside the assembly room, an energy storage box (254) fixedly connected to the left side wall outside the housing (2), a processor (255) and a bearing column (252) fixedly connected to the upper wall surface of the housing (2), a solar cell panel (253) is installed at the upper end of the bearing column (252), the solar cell panel (253) is in an inverted V-shaped structure, and the solar cell panel (253) and the energy storage box (254) are connected to each other. The energy storage box (254), the sensor (251) and the processor (255) are electrically connected. A passage (10) is arranged at the upper end of the refrigeration space (9) farther from the discharge hole (7). A ceramic block (11) is arranged inside the shell (2). A generator body (3) is arranged on the upper wall of the ceramic block (11). A plurality of ceramic strips (12) are arranged on the lower wall of the ceramic block (11). A carrier (13) is arranged on the upper wall of the shell (2). A power module (14) is arranged on the carrier (13). A cylinder (15) is arranged on the power module (14). , a variable module (16) is arranged at the lower end of the cylinder (15), a machine cover (17) is arranged inside the variable module (16), a motor three is arranged inside the machine cover (17), the motor three, the energy storage box (254) and the processor (255) are electrically connected, a rotating plate (18) is arranged at the output end of the motor three, a closed cover (19) is arranged inside the refrigeration chamber (4), rotating rods (20) are arranged on both sides of the closed cover (19), a pair of rotating rods (20) are arranged on the outer surfaces of the rotating rods (20), and a power module two (22) is arranged inside the closed cover (19); The power module 1 (14) comprises a rotating column (141) screwed on the inner wall of the carrier frame (13) and a pair of guide columns (142) fixedly connected to the inner wall of the carrier frame (13); a thread opening 1 is reserved on the outer circumference of the rotating column (141); a cylinder (15) is arranged on the outer circumference of the rotating column (141); a thread opening 2 is reserved on the inner circumference of the cylinder (15); the rotating column (141) and the cylinder (15) are screwed via the thread opening 1 and the thread opening 2; the cylinder (15) The two ends of the rotating column (141) are movably connected to the outer surface of the guide column (142); a motor 1 (143) is installed on one side of the rotating column (141); the motor 1 (143), the energy storage box (254) and the processor (255) are electrically connected; a concave strip (144) is installed on the end of the rotating column (141) farther from the motor 1 (143); the outer surface of the concave strip (144) is screwed to a hoop tube (145); the lower end of the hoop tube (145) is screwed to the variable column (6) via a pin rod; The power module 2 (22) comprises a lifting column (221) mounted on the lower wall surface of the movable block (5), a connecting block (222) being mounted at the lower end of the lifting column (221), the connecting block (222) being located inside the closed cover (19), rectangular bars (223) being mounted on both sides of the lower end of the connecting block (222), a plurality of tooth openings 1 being reserved at equal intervals on one wall surface of the rectangular bar (223), a rotating disk (224) being mounted at one end of the outer peripheral wall of the rotating rod (20), a plurality of tooth openings 2 being reserved at equal intervals on the outer peripheral wall of the rotating disk (224), the rectangular bar (223) and the rotating disk (224) being engaged with each other via tooth openings 1 and 2; The variable module (16) includes an assembly shell (161) mounted on the lower wall of the cylinder (15), a second motor (162) is mounted inside the assembly shell (161), the second motor (162), the energy storage box (254) and the processor (255) are electrically connected, a rotating block (163) is mounted at the output end of the second motor (162), the hood (17) is screwed to the lower end of the rotating block (163), right-angle bars (164) are mounted on both lateral sides of the assembly shell (161), a pair of right-angle bars (164) are screwed to the lower ends of the facing sides thereof to a rotating seat (165), and the hood (17) is screwed to the inside of the rotating seat (165).

2. A refrigeration device for a wind turbine according to claim 1, Features: A check switch is arranged inside the end of the passage 1 (10) which is farther from the discharge hole (8), and the head end of the passage 1 (10) and one end of the discharge hole (8) are connected to each other.

3. A refrigeration device for a wind turbine according to claim 1, Features: The ceramic strip (12) passes through the refrigeration space (9) and extends into the refrigeration space (9).

4. A refrigeration device for a wind turbine according to claim 1, Features: The mouth of the upper end of the carrier (13) is fixedly connected to the filter plate (23) via a tensioning screw.

5. A refrigeration device for a wind turbine according to claim 1, Features: One side of the refrigeration chamber (4) is connected to passage 2 (24), and a switch is arranged in the middle of passage 2 (24).

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