Intelligent control respiration filter for anesthesiology department

The invention discloses an intelligent control respiration filter for the anesthesiology department, and relates to the technical field of respiration filters, the intelligent control respiration filter comprises a lower respiration sleeve and a filtering device, an upper respiration sleeve is arranged above the lower respiration sleeve, the opposite ends of the lower respiration sleeve and the upper respiration sleeve are both communicated with butt joint pipes, and the lower respiration sleeve and the upper respiration sleeve are both conical. Through mutual cooperation of a lower breathing sleeve, an upper breathing sleeve, an annular iron plate, an annular magnet, a threaded hole, a threaded rod, an activated carbon plate and a through groove, the upper breathing sleeve can be rotated to open the upper end of the lower breathing sleeve, then the upper breathing sleeve is lifted upwards to take out a filtering device, and the annular magnet is not attracted to the annular iron plate; then the threaded rod