Checking platform of hydraulic turbine set umbrella type mechanical pendulum type over speed protection device

The utility model discloses a checking platform of a hydraulic turbine set umbrella type mechanical pendulum type over speed protective device. The checking platform of the hydraulic turbine set umbrella type mechanical pendulum type over speed protective device comprises a base, a motor and a control device, wherein the motor is arranged on the base, the rotating speed of the motor is adjustable, a support is arranged on the base, a mounting structure is arranged on the support, a rotary shaft of the motor is provided with a driving structure, a rotary encoder which is used for measuring the rotating speed of the motor is further arranged on the motor, an output end of the rotary encoder is electrically connected with an input end of the control device, and the input end of the control device can be electrically connected with an action switch of a checked mechanical pendulum type over speed protective device. According to the checking platform of the hydraulic turbine set umbrella type mechanical pendulum t