Experimental device for measuring heat flow or heat exchange coefficient of thin strip continuous casting interface

The utility model relates to an experimental device for measuring a heat flow or heat exchange coefficient of a thin strip continuous casting interface, which comprises a vacuum induction furnace, an observation hole, a sight glass, an isolation baffle, a circular air curtain, a probe quick transmission device, a measuring probe, a high-speed data acquisition device and a computer; a crucible and a corresponding heating mechanism are arranged in the furnace; the observation hole is arranged on an induction furnace cover; the sight glass is arranged above the observation hole; the isolation baffle is arranged below the observation hole of an upper furnace cover, and is movably connected with the upper furnace cover through a rotary screw rod; the circular air curtain is arranged on the isolation baffle and is a circular tube, and the inner side wall of the circular tube is provided with an air hole; the circular tube is connected with an external protective gas source; the probe quick transmission device is arranged on the vacuum induction furnace, and comprises a driving mechanism and a connecting rod; the connecting rod corresponds to the observation hole; the measuring probe is arranged on the lower end of the connecting rod; and the high-speed data acquisition device and the computer are connected with the measuring probe through data lines. The experimental device for measuring the heat flow or heat exchange coefficient of the thin strip continuous casting interface can precisely control various experimental parameters in a lab, and really simulates the interface heat exchange between metal liquid and a matrix under a thin strip continuous casting process.