Underground geophone device for geophysical geophysical prospecting

The utility model belongs to the technical field of geophones, and particularly relates to an underground geophone device for geophysical prospecting, which comprises a base and a control box. Wherein a hinge frame is arranged at the bottom of the base, a telescopic rod is connected to an inner cavity of the hinge frame through a hinge, a locking knob is arranged on one side of the hinge frame and penetrates through the hinge frame to be connected with the telescopic rod, a conical head is arranged at the bottom of the telescopic rod, and a detector body is arranged in the middle of the bottom of the base; the control box is arranged at the top of the base, a display screen is arranged at the top of the control box, a processor, a storage battery, a positioning module and a transmission module are arranged in an inner cavity of the control box, the rotating angle of a telescopic rod is fixed through a locking knob, the telescopic rod is convenient to store, and the telescopic rod is convenient to hold and car