Barrier gate with compact structure

The utility model discloses a barrier gate with a compact structure, which comprises a machine base, a motor is fixed on the machine base, a worm is fixed at one end of a driving shaft of the motor, a worm gear is in transmission connection with the worm, a first-stage driving gear is coaxially fixed on the worm gear, and a second-stage driving gear is coaxially fixed on the first-stage driving gear. The first-stage driving gear is in reduction meshing transmission with a first-stage driven gear, the first-stage driven gear is coaxially fixed with a second-stage driving gear, the second-stage driving gear is in reduction meshing transmission with a second-stage driven gear, the axis of the second-stage driven gear penetrates through a swing rod shaft, and the swing rod is fixed to the end of the brake bar in the radial direction. The device has the advantages of being simple in structure, convenient to use, simple to debug, capable of reducing maintenance and long in service life. 本实用新型公开了一种结构紧凑的道闸，包括机座，所述机座上