High-temperature calcining gypsum furnace

The utility model discloses a high-temperature calcining gypsum furnace which comprises a device bottom shell, the bottom of the device bottom shell is fixedly connected with a fixing frame, the center of the top of the fixing frame is fixedly connected with a driving scraper mechanism, and the bottom of the device bottom shell is fixedly connected with a plurality of air inlet channels. A raw material impurity collecting box is fixedly connected to the rear portion of the device bottom shell, a heat exchange shell is fixedly connected to the top of the device bottom shell, a hot air channel is fixedly connected to one side of the top of the heat exchange shell, and a heat exchange mechanism is fixedly connected to the inner wall of the heat exchange shell. By designing the arc-shaped scraping plate and the raw material impurity collecting box, some impurities in raw materials cannot be dehydrated, blown up and collected, meanwhile, the impurities are prevented from being clamped in the air inlet holes, a plu