Hydraulic engineering concrete sampling mechanism

The utility model relates to the technical field of hydraulic engineering detection, and discloses a hydraulic engineering concrete sampling mechanism which comprises a machine body, an adjusting assembly is installed in the machine body, a sampling and discharging assembly is installed in the machine body, and the adjusting assembly comprises a first motor fixedly connected to the top of the machine body; an output shaft of the first motor is fixedly connected with a screw rod, the outer side of the screw rod is in threaded connection with an adjusting plate, the left side and the right side of the adjusting plate are both fixedly connected with adjusting rods, the bottom end of the screw rod is fixedly connected with a limiting block, the interior of the machine body is fixedly connected with a fixing plate, and the outer side of the machine body is fixedly connected with four connecting rods; a fixing ring is fixedly connected between the ends, away from the machine body, of the four connecting rods. Accor