Anti-locking fan-shaped valve gas path system

The utility model discloses an anti-locking fan-shaped valve air path system which comprises a three-position five-way pneumatic reversing valve and an air cylinder, an air inlet of the three-position five-way pneumatic reversing valve is connected with a main air pipe, and a connector A and a connector B of the three-position five-way pneumatic reversing valve are connected to an air inlet and an air return port of the air cylinder through a first branch pipe and a second branch pipe respectively. The first branch pipe and the second branch pipe are respectively provided with a first wide-type ball valve and a second wide-type ball valve; the first branch pipe is further connected with an exhaust pipe, and a fourth wide ball valve is installed on the exhaust pipe. A third branch pipe is connected between the main air pipe and the second branch pipe, and a third wide ball valve is installed on the third branch pipe. According to the utility model, the fan-shaped valve air path system is optimized, so that the