Closed ceramic thermostatic electric furnace

The utility model discloses a closed ceramic thermostatic electric furnace. An insulating epoxy board is fixed at the top of one case and is provided with four columns; a saddle is arranged at the top of the columns. The periphery of the saddle is provided with clamps and a ceramic platform covers the saddle. The edge of the ceramic platform is clamped by the clamps. An electric heating wire made of winded ceramic cotton is arranged on the saddle; temperature sensing probe heads are respectively arranged under the saddle and on the electric heating wire. An isolation cover is arranged above the insulating epoxy board; thermal insulation materials are filled in the isolation cover. Thermal insulation materials are arranged under the saddle and at the upper part between the clamps. Insulting ceramic cotton is underlaid under the electric heating wire and a temperature controlled circuit board is arranged in the case. A temperature display is arranged on the board of the case. The utility model has the advantages of stable temperature, low heat energy waste and high heat efficiency.