Multifunctional sampler

The multifunctional sampler comprises a sampling cylinder, a fixing head, an adapter and a first threaded head, a needle head is fixedly mounted in the center of the top of the first threaded head, a piston head is slidably connected to the inner wall of the sampling cylinder, and a mother pipe is fixedly mounted in the center under the piston head. A push rod is clamped on the inner wall of the main pipe, a second threaded head is fixedly mounted at the bottom of the push rod, a sealing cover is in threaded connection with the outer side of the second threaded head, a heat insulation sleeve sleeves the middle part of the outer side of the sampling cylinder, and a placement seat is fixedly mounted at the middle lower part of the outer side of the sampling cylinder. And an anti-skid base plate is fixedly mounted at the bottom of the placement seat. The sampling cylinder serves as blood storage equipment, multiple purposes are achieved, cost is greatly saved, a blood sample is placed at a designated position th