Lampblack online monitoring device based on Internet of Things

The utility model discloses an on-line cooking fume monitoring device based on Internet of Things, which comprises a mounting cover, the inside of the mounting cover is fixedly connected with a deep pipe, the inner cavity of the deep pipe is divided into an acquisition and detection cavity and a discharge cavity through an isolation frame, one side of the inner cavity of the acquisition and detection cavity is rotatably connected with a screw rod, and the surface of the screw rod is in threaded connection with a sleeve; the surface of the sleeve is sleeved with an arc-shaped push plate, a plurality of air inlet holes are formed in the side, close to the lead screw, of the surface of the deep pipe, ejector pins penetrate through inner cavities of the air inlet holes, one ends of the ejector pins are fixedly connected with the surface of the arc-shaped push plate, guide rods movably penetrate through the two sides of the arc-shaped push plate, and one ends of the two guide rods are fixedly connected with the is