Check valve and compressor assembly

The utility model discloses a check valve and a compressor assembly, the check valve comprises a valve seat, the valve seat is provided with a movable space and an air return port, and the air return port is communicated to the movable space; the valve plate is movably arranged in the movable space; at least part of the first gasket is adjacent to the movable space and located on the side, facing the air return opening, of the valve block, the first gasket is installed on the valve seat, the valve block and the first gasket are made of the same material, the valve block has a contact state, and when the valve block is in the contact state, the valve block makes contact with the first gasket. The first gasket made of the same material is arranged on the side, facing the air return port, of the valve plate, so that the breakage probability of the valve plate is reduced. 本实用新型公开了一种止回阀及压缩机组件，止回阀包括：阀座，阀座设有活动空间与回气口，回气口贯通至活动空间；阀片，阀片可移动地设于活动空间；第一垫片，第一垫片至少部分邻接活动空间且位于阀片朝向回气口的一侧，第一垫片安装于阀座，阀片与第一垫片的材质相同，阀片具有接触状态，阀片处于接触状态时