Self-Adsorption Milk Pumping Apparatus and Breast Pump

A self-adsorption milk pumping apparatus, comprising:

• a one-way valve;
• a self-adsorption cover;
• and
• a negative pressure forming unit having a negative pressure chamber, an air exchange channel, a milk suction chamber, an assembly opening, and a milk discharge channel, wherein the air exchange channel is communicated to the negative pressure chamber, the assembly opening and the milk discharge channel are respectively communicated to the milk suction chamber, the negative pressure forming unit comprises a deformable component, and the milk suction chamber and the negative pressure chamber are separated by the deformable component of the negative pressure forming unit, wherein the self-adsorption cover is installed in the assembly opening of the negative pressure forming unit, and the one-way valve is provided in the negative pressure forming unit to selectively open and close the milk discharge channel.