The utility model provides a wind -force navigational aid rotary drum with spiral curb plate, it include the vertical fixation on boat deck's supporting platform, it is including a rotatory section ofthick bamboo (3), rotatory section of thick bamboo driving motor (4), section of thick bamboo rotation axis (5), end plate (2), the top at a rotatory section of thick bamboo (3) is installed in end plate (2) to with the coaxial concentric fixed connection of rotation drum (1), rotatory section of thick bamboo driving motor (10) installs and just is connected through a section of thick bamboo rotation axis (5) and a rotatory section of thick bamboo (3) in the bottom of a rotatory section of thick bamboo (3), its characterized in that on the peripheral surface of a rotatory section of thick bamboo (3), it is protruding or / and concave strip to be provided with N strip heliciform, N) 1, protruding or the concave strip parallel of each other of heliciform. The utility model relates to a highwind speed district homoenergetic enough high efficiency auxiliary propulsion's marine wind -force navigational aid rotary drum is distinguished from low wind speed.