Controller with high surface protection performance

The utility model discloses a controller with strong surface protection, which comprises fixing plates, a controller, a connecting frame and a protection part, the fixing plates are fixedly connected to two sides of the bottom end of the controller, the connecting frame is fixedly connected to the outer end face of the controller, the protection part is fixedly connected to the upper end of the connecting frame, a limiting frame is installed in the protection part, and the limiting frame is fixedly connected to the outer end face of the controller. Main supporting protection springs are evenly and fixedly installed in the middle of the upper end face of the limiting frame, a protection plate is slidably clamped in the upper end of the limiting frame, sliding clamping plates are evenly and fixedly installed at the bottom ends of the two sides of the protection plate, and the sliding clamping plates are slidably clamped in the limiting frame. In the use process, the outer end face of the controller can be prote