Compressor binding post sealing assembly, compressor and refrigerating system

The utility model provides a compressor binding post sealing assembly, a compressor and a refrigerating system. The utility model discloses a compressor binding post sealing assembly, relates to the technical field of compressor assembly, and solves the technical problems that a compressor binding post sealing assembly in the prior art is poor in sealing effect, and moist gas or liquid is easy toenter a binding post protecting cover from a contact surface of an insulating pad and an upper cover assembly to cause short circuit between binding posts. The compressor binding post sealing assemblycomprises an insulation pad, a protruding piece is arranged on the insulation pad and located on the contact face of the insulation pad and an upper cover assembly, the protruding piece is arranged around a binding post matching hole of the insulation pad and a fastener protection sleeve, and therefore the upper cover assembly is pressed through the protruding piece to form a sealing structure between the insulation pad a