Basement gas exchange mechanism of coke oven system

The utility model provides a coke oven system basement gas exchange mechanism, which relates to the technical field of coke oven systems, and comprises a coke gas main pipe, the top of the coke gas main pipe is fixedly connected with two mounting pipelines, the tops of the mounting pipelines are movably connected with adjusting cocks, the tops of the adjusting cocks are provided with pneumatic cut-off ball valves, and the pneumatic cut-off ball valves are connected with the coke gas main pipe. A pore plate box is arranged at the top of the pneumatic cut-off ball valve, an exchange cock is connected to the top of the pore plate box, and a mounting ring is fixedly mounted on the outer wall of the mounting pipeline. The mounting ring can provide mounting and supporting effects for the sliding seat, so that connection between the sliding seat and the sliding rod is facilitated, connection and supporting effects can be further provided for the fixing clamping piece, the sliding seat and the sliding rod can slide,