Peristaltic pump structure

The utility model relates to a peristaltic pump structure which comprises a locking piece, a rotor assembly and a shell, the rotor assembly is arranged in the shell, the outer side wall of the shell is provided with an installation opening communicated with the interior, the installation opening is used for installing a medicine conveying pipe, and a cover plate is further arranged at the position, corresponding to the installation opening, of the shell. The outer side wall of the cover plate is hinged; the locking piece is rotationally arranged at the top of the shell and can be locked with the cover plate to shield the mounting opening or unlocked to open the mounting opening; the cover plate hinged to the outer side wall of the shell is locked or unlocked through the locking piece rotationally arranged at the top of the shell, so that the mounting opening is shielded or opened, the steps are simple, and operation is convenient and fast; and moreover, the locking piece is arranged at the top of the shell an