Liquid medicine conveying device of medical vaporizer

• Main Authors: FU XIAOTONG, ZHANG JIANHUI, BIAN KAN
• Format: Patent
• Language: Chinese; English
• Published: 19.01.2024
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

The invention is applicable to the technical field of medical instruments, and provides a liquid medicine conveying device of a medical vaporizer, which comprises a shell, one end of the shell is provided with an opening, the other end of the shell is provided with an end face, and the end face is provided with a vent hole; the inner wall of the shell is designed to be in a descending wedge shape from the opening end to the end face end. The shell cover is connected with the opening of the shell in a sealing manner; a through hole is formed in the shell cover; a one-way valve is arranged in the through hole, and the flowing direction of the one-way valve is from the outside of the shell cover to the inner cavity of the shell; the propelling piston is provided with an elastic sealing piece, and the elastic sealing piece is tightly attached to the inner wall of the shell to form sliding connection; one end of the propelling spring is connected with the end face of the shell, and the other end of the propelling