Excavator walking operation control switching system and excavator

The utility model provides an excavator walking operation control switching system and an excavator. The excavator walking operation control switching system comprises a power source, a change-over switch, a relay and a pilot electromagnetic valve. The relay is connected with the pilot electromagnetic valve; the change-over switch comprises a first switch state in which the first input end is connected with a first output end of the two output ends, and a second switch state in which the first input end is connected with a second output end of the two output ends; the first input end is connected with a power supply; the second output end is connected with the relay; the relay has a first working state in which the second input end is connected with a first control output end in the two control output ends, and a second working state in which the second input end is connected with a second control output end in the control output ends; the second input end is connected with the power supply; the first control