Oxygen supply instrument pipeline restraint device

The utility model provides an oxygen supply instrument pipeline restraining device, and belongs to the technical field of medical instruments. Comprising an oxygen supply instrument body, a pipeline support is fixedly connected to one side of the oxygen supply instrument body, a first fixing piece is movably clamped to one end of a connecting frame movably clamped to the lower end of the pipeline support, and a limiting rod is fixedly connected to one end of a first limiting spring fixedly connected to one end of the first fixing piece; a plurality of first limiting grooves are formed in the outer wall of one side of the connecting frame, the first limiting grooves are matched with the limiting rods, one end of the connecting frame is rotationally connected with a pipeline limiting body, and a pipeline body is placed in a containing groove formed in the middle of the pipeline limiting body. The relative positions of the connecting frame and the first fixing piece are fixed after the connecting frame and the f