Centralized control device and system for kiln

The utility model discloses a kiln centralized management and control device and system, a kiln comprises a heating unit, and the kiln centralized management and control device comprises an Internet of Things gateway, a temperature controller, an on-off adjusting module and a temperature sensor. The temperature controller is connected with the on-off adjusting module and the temperature sensor. The Internet of Things gateway is connected with the temperature controller; the on-off adjusting module is connected with the heating unit; and the temperature sensor is arranged in the kiln. According to the centralized management and control device for the kilns disclosed by the embodiment of the utility model, the temperature condition of the kilns can be monitored by arranging the temperature sensor, so that problems can be conveniently found in time. By arranging the on-off adjusting module, the heating unit in the kiln can be controlled, and accurate control over the temperature of the kiln is achieved. And by a