Double-channel switching mechanism for cleaning machine

The utility model relates to the technical field of cleaning machines, in particular to a double-channel switching mechanism for a cleaning machine, which comprises a simple main shaft and a double-channel switching mechanism, the double-channel switching mechanism is arranged at the lower end of the simple main shaft, the double-channel switching mechanism comprises a shaft end switching mechanism, and the shaft end switching mechanism is arranged on one side of the simple main shaft. The shaft end switching mechanism comprises a joint support, an air cylinder, a Y-shaped joint and a follow-up wheel set, the joint support is connected with the main shaft, the air cylinder is arranged on the joint support, the air cylinder is connected with the Y-shaped joint, the follow-up wheel set is arranged on the Y-shaped joint, and the air cylinder controls the Y-shaped joint and the follow-up wheel set to move up and down. No angle limitation exists; hard pipe connection is replaced by high-pressure hose connection, s