Detection device for detecting chain blocking of scraper conveyor

The utility model relates to the technical field of automation controller machinery, and discloses a detection device for detecting chain clamping of a scraper conveyor, which comprises a scraper conveyor speed reducer, a low-speed end is mounted on one side of the scraper conveyor speed reducer, a tail wheel shaft is fixedly connected in the low-speed end, a low-speed shaft is rotatably connected in the tail wheel shaft, and a speed reducer is mounted in the low-speed shaft. A lantern ring is installed on the surface of the low-speed shaft, and a proximity switch detection device is fixedly connected to the surface of the lantern ring. According to the detection device for detecting the chain blocking of the scraper conveyor, the proximity switch detection device, the PLC, the relay, the intrinsic safety power source and the alarm lamp are installed, so that the detection device is suitable for any scraper conveyor, chain blocking detection of the scraper conveyor is achieved, automatic shutdown protection i