Magnetotelluric signal acquisition device for Yunnan and Guizhou plateau areas

The utility model discloses a magnetotelluric signal acquisition device for a Yunnan and Guizhou plateau area, which comprises a detection main body, the lower surface of the detection main body is in threaded connection with two positioning insertion rods, the upper surface of the detection main body is fixedly connected with a grip, and the surface of the grip is clamped with a semicircular connecting pipe. The surface of the semicircular connecting pipe is in threaded connection with a fixing bolt, and the surface of the semicircular connecting pipe is fixedly connected with a telescopic scale. According to the magnetotelluric signal acquisition device for the Yunnan and Guizhou plateau area, a telescopic scale is extended to a specified distance, at the moment, the telescopic scale drives a mounting plate to move, a marking insertion rod is moved to a specified distance, a pressing plate is pressed, the pressing plate drives the marking insertion rod to move downwards, the marking insertion rod presses th