Novel coal piling protection device

The utility model discloses a novel coal piling protection device, including chute, little door and travel switch, set up the hole on the lateral wall of chute, the one end of little door is fixed inthe hole top, and little door can open and shut around the fixed point, travel switch sets up on the chute lateral wall of little student side, and travel switch can be touched to little door when thefixed point is opened. The utility model discloses a coal piling protection device does not have sensor protection action and does not have response or sensor malfunction phenomenon, flexible movements, reliable. 本实用新型公开了种新型堆煤保护装置，包括溜槽、小门和行程开关；溜槽的外侧壁上开设孔洞，小门的端固定在孔洞上方，小门能够绕固定点开合；行程开关设置在小门下方的溜槽外侧壁上，小门绕固定点打开时能够触碰到行程开关。本实用新型的堆煤保护装置无传感器保护动作无响应或传感器误动作现象，动作灵活、可靠。