Feed bin material level automatic measuring device

The utility model relates to a feed bin material level automatic measuring device, contain the detector, the gauge stick, elevating system, drive unit, support and DCS control system, elevating system contains the detection dish, the movable pulley, fixed pulley and slip rope, drive unit contains the relay, the solenoid valve, the gas circuit pipeline, transmission cylinder, movable pulley and transmission cylinder's piston rod hinge, the fixed pulley is fixed with transmission cylinder's cylinder body, the feed bin is covered greatly and is provided with the inspection hole, the gauge stick tip sets up extra long probe rod, be provided with seal assembly between big lid of feed bin and the gauge stick tip, be provided with the buffer on the gauge stick, be provided with the proximity switch who is connected with the relay electricity on the detection dish. The utility model relates to an it is novel, reasonable, simple structure, the operation safety and stability is reliable, easy maintenance, the long peri