Bidirectional high-pressure sealing valve seat easy to replace

The utility model discloses a two-way high-pressure sealing valve seat easy to replace. The two-way high-pressure sealing valve seat comprises a valve body and a main connecting screw which is fixedly installed in the middle of the bottom end of the valve body. The bottom face of the valve body is transversely connected with a valve seat body in a preset mode. Connecting pipe heads are arranged at the left end and the right end of the valve seat body in a penetrating mode. According to the two-way high-pressure sealing valve seat easy to replace, the valve body is disassembled and assembled through cooperation of a main connecting screw opening in the bottom face and an auxiliary connecting screw opening in the top face of the valve seat body, overall replacement is not needed, and meanwhile material circulation is facilitated through high-pressure valve plates on the left side and the right side and flow guide through holes formed in the bottom face; the valve body can be sealed in a bidirectional high-press