| 摘要 |
A fan for a pest control machine is provided to change the angle of a rotating vane according to the spread of agricultural chemical condition by controlling a rotating vane connected to a bevel gear through a control handle. A fan for a pest control machine comprises: a vane adjusting case(4) rotated with power; a main bevel gear disk(6) assembled in a vane adjusting case; a control handle(8) installed through the vane adjusting case to rotate the main bevel gear disk; and a vane(10) engaged in the main bevel gear disk to adjust the angle of the vane through the vane adjusting case.
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