The utility model discloses an integrated trumpet cover of a
breast pump, and relates to the field of trumpet covers of breast pumps. According to the integrated trumpet cover of the
breast pump, the trumpet cover and the three-way connector are integrally produced and manufactured, the number of components of the
whole breast pump can be reduced, the production cost can be saved, the steps of assembling the
breast pump in the later period can be saved, the use convenience is improved, positioning can be achieved through a positioning block in the assembling process, and the
assembly efficiency is improved. In addition, the milk can be blocked under the action of a convex ring, so that the problem of
backflow of the milk is effectively avoided.