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CN-224214676-U - Gear box oil cooling heat abstractor for wind driven generator

CN224214676UCN 224214676 UCN224214676 UCN 224214676UCN-224214676-U

Abstract

The utility model discloses an oil-cooled heat dissipating device of a gear box for a wind driven generator, which relates to the technical field of wind power generation equipment and comprises an assembly support frame, wherein a first heat dissipating mechanism is arranged at the upper end of the assembly support frame, a second heat dissipating mechanism is arranged at the upper end of the assembly support frame, an air cooling mechanism is arranged below the first heat dissipating mechanism, the first heat dissipating mechanism comprises a heat dissipating block, heat dissipating pipes are wound at the upper ends of the heat dissipating block, pump bodies are arranged at two ends of the heat dissipating pipes, and connecting pipes are fixedly arranged at the other ends of the two groups of pump bodies. According to the utility model, hot oil in the gear box flows in the radiating pipe after being pumped out by one group of pump bodies, heat is transferred to the radiating block, cooling liquid in the radiating block can absorb the heat, and simultaneously, two groups of fans on the assembled support frame are used for air cooling the radiating block and the radiating pipe, so that a dual heat dissipation mode of combining oil cooling and air cooling is realized, the heat dissipation efficiency is greatly improved, and the oil temperature in the gear box can be effectively reduced.

Inventors

  • ZHENG JIGUANG
  • LI HONGKAI
  • CHEN YU
  • QUE WEILIN
  • WU HAICHUAN

Assignees

  • 佛山市启威邦建材有限公司

Dates

Publication Date
20260508
Application Date
20250711

Claims (7)

  1. 1. The oil-cooled heat dissipating device of the gear box for the wind driven generator comprises an assembly support frame (1) and is characterized in that a first heat dissipating mechanism (2) is arranged at the upper end of the assembly support frame (1), a second heat dissipating mechanism (3) is arranged at the upper end of the assembly support frame (1), and an air cooling mechanism (4) is arranged below the first heat dissipating mechanism (2); The first heat dissipation mechanism (2) comprises a heat dissipation block (21), a heat dissipation pipe (22) is wound at the upper end of the heat dissipation block (21), pump bodies (24) are arranged at two ports of the heat dissipation pipe (22), and connecting pipes (25) are fixedly arranged at the other ends of the two groups of pump bodies (24); The air cooling mechanism (4) comprises a square frame (41), two groups of fans (42) are fixedly arranged in the square frame (41), and inclined baffles (44) are fixedly arranged at the upper end of the square frame (41) and close to the edge positions of the two sides.
  2. 2. The oil-cooled heat dissipating device of a gear box for a wind driven generator as set forth in claim 1, wherein two groups of diagonal braces (23) are fixedly arranged at the upper end of the assembly support (1), the lower ends of the heat dissipating blocks (21) are fixed with two protruding parts at the upper end of the assembly support (1), and the lower ends of the two groups of pump bodies (24) are respectively fixed with the upper ends of the two groups of diagonal braces (23).
  3. 3. The oil-cooled heat dissipating device of a gear box for a wind driven generator as set forth in claim 1, wherein two sets of round holes (43) are formed through the upper end of the assembly bracket (1), and the lower end of the square frame (41) is fixed to the upper end of the assembly bracket (1).
  4. 4. The oil-cooled heat dissipating device of the gear box for the wind driven generator as set forth in claim 1, wherein the second heat dissipating mechanism (3) comprises a water pump (32) and a storage tank (34), wherein the cooling pipeline (31) is fixedly arranged in the heat dissipating block (21), a long pipe (33) is fixedly arranged at a water inlet of the water pump (32), a heat conversion assembly (37) is fixedly arranged at a water inlet of the storage tank (34), and a special pipe (35) is fixedly arranged at a water outlet of the storage tank (34).
  5. 5. The oil-cooled heat dissipating apparatus for a gear box for a wind turbine of claim 4, wherein the upper end of the assembly bracket (1) is fixedly provided with a bracket (36), and the other end of the long tube (33) is fixed to one end of the cooling pipe (31).
  6. 6. The oil-cooled heat dissipating apparatus of a gear box for a wind turbine of claim 5, wherein the other end of the profile tube (35) is fixed to the other end of the cooling pipe (31), and the lower end of the heat conversion assembly (37) is fixed to the upper end of the support frame (36).
  7. 7. The oil-cooled heat dissipating apparatus of a gearbox for a wind turbine of claim 6, wherein one side of the water pump (32) is fixed to one side of the heat conversion assembly (37), and the water outlet of the water pump (32) is communicated with the water inlet of the heat conversion assembly (37).

Description

Gear box oil cooling heat abstractor for wind driven generator Technical Field The utility model relates to the technical field of wind power generation equipment, in particular to an oil cooling heat dissipation device of a gear box for a wind power generator. Background In the large background of the acceleration of the global energy structure to clean energy transformation, wind power generation has become an important support in the new energy field by virtue of the advantages of cleanliness and reproducibility. In the running process of the wind generating set, the gear box is used as a core transmission component for connecting the wind wheel and the generator, and bears the key task of converting the low-speed rotation of the wind wheel into the high-speed rotation of the generator, and the running stability and reliability of the wind generating set directly influence the overall performance of the wind generating system. In the prior art, the common heat dissipation modes of the wind driven generator gearbox are mainly divided into an air cooling mode and a simple oil cooling circulation system, the air cooling mode mainly depends on the natural wind of the environment or a fan arranged outside the gearbox, and the heat of the surface of the gearbox is taken away through air convection; the simple oil cooling circulation system is characterized in that hot oil in the gear box is pumped out through the oil pump, and is sent back into the gear box after being radiated by the cooler, but the cooler mostly adopts a single radiating structure, the radiating area is limited, the heat exchange between the hot oil and a cooling medium is insufficient, and the generated heat cannot be radiated in time for the gear box running at high power and high rotating speed, so that the radiating requirement of the gear box is difficult to be met. Disclosure of utility model The utility model aims to solve the problems in the prior art and provides an oil cooling heat dissipation device for a gearbox of a wind driven generator. In order to achieve the aim, the utility model adopts the following technical scheme that the gearbox oil-cooling heat dissipation device for the wind driven generator comprises an assembly support frame, wherein a first heat dissipation mechanism is arranged at the upper end of the assembly support frame, a second heat dissipation mechanism is arranged at the upper end of the assembly support frame, and an air cooling mechanism is arranged below the first heat dissipation mechanism; The first heat dissipation mechanism comprises a heat dissipation block, a heat dissipation pipe is wound at the upper end of the heat dissipation block, pump bodies are arranged at two ports of the heat dissipation pipe, and connecting pipes are fixedly arranged at the other ends of the two groups of pump bodies; the air cooling mechanism comprises a square frame, two groups of fans are fixedly arranged in the square frame, and inclined baffles are fixedly arranged at the upper end of the square frame and close to the edge positions of the two sides. Preferably, two groups of diagonal brace blocks are fixedly arranged at the upper end of the assembly support frame, the lower ends of the radiating blocks are fixed with two protruding parts at the upper end of the assembly support frame, and the lower ends of the two groups of pump bodies are respectively fixed with the upper ends of the two groups of diagonal brace blocks. Preferably, the upper end of the assembly support frame is penetrated and provided with two groups of round holes, and the lower end of the square frame is fixed with the upper end of the assembly support frame. Preferably, the second heat dissipation mechanism comprises a water pump and a storage box, wherein a cooling pipeline is fixedly arranged in the heat dissipation block, a long pipe is fixedly arranged at a water inlet of the water pump, a heat conversion assembly is fixedly arranged at a water inlet of the storage box, and a special pipe is fixedly arranged at a water outlet of the storage box. Preferably, the upper end of the assembly support frame is fixedly provided with a support frame, and the other end of the long tube is fixed with one end of the cooling pipeline. Preferably, the other end of the special-shaped pipe is fixed with the other end of the cooling pipeline, and the lower end of the heat conversion assembly is fixed with the upper end of the supporting frame. Preferably, one side of the water pump is fixed with one side of the heat conversion assembly, and the water outlet of the water pump is communicated with the water inlet of the heat conversion assembly. Compared with the prior art, the utility model has the advantages and positive effects that: 1. According to the utility model, the heat radiating block and the heat radiating pipe are arranged, hot oil in the gear box flows in the heat radiating pipe after being pumped out by one group of pump bodies, heat is trans