Screw pump direct drive motor with mechanical brake

The utility model relates to a screw pump direct drive device in the field of oilfield mechanical oil extraction and particularly relates to a screw pump direct drive motor with mechanical brake. The screw pump direct drive motor with mechanical brake comprises a base, a body, a motor shaft, a support, a brake wheel, a brake pad, a moving plate and static plates, wherein the support is fixed at the upper end of the base; two static plates are respectively fixed at the left end and the right end of the support via bolts; the static plate is also internally provided with a coil and a spring, and one end, close to the support, of the spring, penetrates through the static plate; the brake wheel and the motor shaft are in interference connection via a flat key; one end of the moving plate is bonded with the brake pad and the brake pad and the moving plate are arranged in a sliding mode between the braking wheel and the static plates; and the other end of the moving plate abuts against the spring. According to the