Pneumatic actuator with protective structure

The utility model discloses a pneumatic actuator with a protective structure, and relates to the technical field of pneumatic actuators. Comprising a box body and a pneumatic actuator body, an anti-explosion assembly is arranged in the box body, cooling devices are fixedly arranged on the two sides of the box body, each cooling device comprises a blowing fan, air inlet holes are formed in the front side and the rear side of each cooling device, and heat conduction pieces are fixedly arranged in the cooling devices; a cooling fin is fixedly arranged on one side of the heat-conducting fin, fins are fixedly arranged on one side of the cooling fin, a cooling fin is fixedly arranged on the other side of the heat-conducting fin, a cooling hole is formed in the cooling fin, and a cooling fan is fixedly arranged on one side of the cooling hole. And by arranging the cooling device, cold air sinks to the bottom of the box body from the upper portion in the box body, the pneumatic actuator body can be cooled in the sink