Petroleum geological exploration drill rod device

The utility model relates to the technical field of geological exploration, and discloses a petroleum geological exploration drill rod device which comprises a device support, a supporting rod is arranged on the left side of the outer surface of the device support, and a device plate is fixedly connected to the end, away from the device support, of the supporting rod. A device pipe is fixedly connected to the lower side of the outer surface of the device plate, an annular rotating groove is fixedly connected to the inner wall of the device pipe, a rotating pipe is lapped to the inner wall of the annular rotating groove, and a rotating rod is fixedly connected to the inner wall of the rotating pipe. According to the petroleum geological exploration drill rod device, through the collecting box arranged at the lower end of the drill rod, when a rotating motor is started, the rotating motor drives a rotating pipe to rotate, so that the rotating pipe drives the drill rod to rotate, a drill bit rotates downwards on