Sterilizing device

The invention discloses a disinfection device, and relates to the technical field of medical health, the disinfection device comprises a pipe body assembly, a mounting plate, a pressurization assembly and an injection assembly, the pipe body assembly is erected on the ground, and a liquid storage cavity is formed in the pipe body assembly and is used for accommodating a disinfectant; the mounting plate is arranged below the pipe body assembly and is movably connected with the pipe body assembly so as to horizontally move relative to the pipe body assembly; the pressurizing assembly is arranged below the mounting plate and fixedly connected with the mounting plate, a pressurizing cavity is formed in the pressurizing assembly, and the pressurizing cavity communicates with the liquid storage space and is used for receiving and pressurizing the disinfectant in the liquid storage cavity; the spraying assembly is arranged below the mounting plate and movably connected with the mounting plate so as to ascend and des