Sampling device convenient to operate

The utility model relates to the technical field of sampling equipment, and discloses a sampling device convenient to operate, which comprises an oil outlet pipe, an adjustable pipeline clamping mechanism is attached to one side of the oil outlet pipe, and the adjustable pipeline clamping mechanism comprises a fixed block, a fixed threaded column and a threaded sleeve shaft, and one side of the inner wall of the fixing block is attached to the surface of one end of the oil outlet pipe, the surface of the fixing threaded column is in threaded connection with the inner wall of the fixing block, and the fixing threaded column penetrates through the fixing block. According to the sampling device convenient to operate, an oil outlet pipe and an oil conveying pipe can be connected and clamped by rotating a fixed threaded column which is in threaded connection with the inner wall of a fixed block under the cooperation of a threaded sleeve shaft, so that crude oil is prevented from leaking out when the sampling devic