Dripping speed adjusting device of infusion apparatus

The utility model relates to the technical field of medical apparatus and instruments, and discloses a dripping speed adjusting device of an infusion apparatus, which comprises two symmetrically arranged shells, the two shells are hollow semi-cylindrical, the bottom surfaces and the top surfaces of the two shells are semi-annular, one sides of the two shells are hinged, clamping plates are respectively arranged on the outer walls of the hinged parts of the two shells, and the two clamping plates are arranged on the two sides of the two shells. A torsion spring is arranged between the two clamping plates, electric heating wires are evenly distributed in the two shells, a sliding way is arranged at the bottom of any shell, a threaded rod is arranged in the sliding way in a penetrating mode, a rotary knob coaxially connected with the threaded rod is arranged on the outer side of the bottom of the shell, a sliding block abutting against the top and the bottom of the sliding groove is arranged on the threaded rod,