Electric grounding chuck device

The invention relates to the technical field of high-voltage line maintenance, and discloses an electric grounding chuck device which comprises a shell, a wireless control module is fixedly installedin the shell, a battery located on the left side of the wireless control module is fixedly installed in the shell, and a motor support is fixedly installed in the shell. A direct current motor is fixedly installed at the top of the motor support, a coupler is fixedly installed on an output shaft of the direct current motor, a bearing seat located in the motor support is fixedly installed in the shell, and a first threaded rod penetrating through the bearing seat is fixedly installed in the coupler. The electric grounding chuck device is simple to operate and convenient for a user to clamp, adopts the direct-current motor as a power source to drive the thread pressing structure, can keep the original clamping force when the electric chuck stops working, is not easy to blow by wind, keeps the through-flow effect of