Liftable snakelike freezing pipe for freezing model test

The invention discloses a liftable snakelike freezing pipe for a freezing model test, which comprises a liquid outlet hose, a liquid inlet inner pipe and a liquid inlet outer pipe, and the liquid inlet inner pipe is sleeved in the liquid inlet outer pipe and moves up and down relative to the liquid inlet outer pipe; the bottom of the liquid inlet outer pipe is funnel-shaped and is provided with an output port; a liquid inlet of the liquid outlet hose is communicated with an output port of the liquid inlet outer pipe; the liquid outlet hose is spirally connected to the outer side of the liquid inlet outer pipe in a sleeving manner; an annular groove is formed in the inner side of the upper end of the liquid inlet outer pipe, and a sealing ring is arranged in the annular groove. The outer wall of the liquid inlet inner pipe and the inner wall of the liquid inlet outer pipe are sealed through a sealing ring. The invention has the advantages of high heat transfer efficiency, reutilization, simple structure and hi