Pneumatic button switch protection casing

The utility model provides a pneumatic button switch protection casing, belongs to pneumatic equipment safety device technical field for pneumatic button switch's protection. Its technical scheme is:the sheath is the cylinder, and the both sides of sheath cylinder have the rectangle opening of symmetry relatively, and the annular bottom face of annular hood is connected with the upper end of sheath cylinder is perpendicular, the hole center of annular hood and the the central axis coincidence of sheath cylinder. The internal diameter of sheath is greater than button switch's external diameter, height during highly being greater than button switch and extracting of sheath. The utility model discloses the suit is on button switch, and the lower extreme of sheath and equipment table face bond firmly, points to during the operation and knobs up through the opening of sheath both sides, or press knob down, realization button switch's control through the hole of annular hood. The utility model has the advantages of