Mute electric breast pump

• Main Author: GUO JUNWEI
• Format: Patent
• Language: Chinese; English
• Published: 18.01.2019
• 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 relates to a mute electric breast pump, including a housing. The housing is a closed housing. A motor-driven cylinder is mounted at the bottom of the inner side thereof, and a non-resistive muffler is sleeved on the outer side of the exhaust end of the cylinder, one side of the air cylinder is connected with a regulating air valve of one side through an air suction pipe, The regulating air valve is connected with one end of the resonator through a connecting pipe, the other end of the resonator is connected with one end of the inlet and outlet pipe, the suction pipe is connectedwith the connecting pipe, a plurality of air columns are arranged in the inner cavity of the resonator, and a porous muffler cotton plate is laid on the inner bottom of the shell. The breast pump hasreasonable structure and adopts various noise reduction structures and measures, which can greatly reduce the working noise of the electric breast pumping device and improve the comfort of use. 本发明涉及种静音型电动吸乳器，包括壳体，所述的壳体为封闭式壳体，