External electric push rod

The utility model discloses an external electric push rod which comprises a motor and a push rod shell, the motor is arranged at the front end of the push rod shell, a push rod assembly is arranged in the push rod shell, a speed reduction transmission assembly is arranged at the joint of the left end of the push rod assembly and the motor, and the speed reduction transmission assembly is used for performing speed reduction transmission on the rotating speed of the motor to the push rod assembly. The push rod assembly is further provided with a power-off assembly, and the power-off assembly is used for powering off operation of the motor. Through cooperation of the first power-off switch and the first pressing block and cooperation of the second power-off switch and the second pressing block, when the push rod moves to the needed position, a switch of the motor can be switched off in time, abrasion of threads between the screw rod and the nut is prevented, the service life of the screw rod or the nut is prolon