Prefabricated module combined type fire-resistant structure of coal pyrolyzing furnace

The utility model discloses a prefabricated module combined type coal pyrolyzing furnace fire-resistant structure which is formed by combining a plurality of prefabricated modules, the prefabricated modules are made of fire-resistant materials, each prefabricated module comprises a heating plate, the two narrow sides of each heating plate are fixedly connected with a first installation column and a second installation column respectively, and the first installation column and the second installation column are arranged on the two narrow sides of each heating plate respectively. The interior of the heating plate is of a hollow structure, a heating chamber is arranged in the heating plate, through heating air holes are formed in the upper side and the lower side of the first mounting column, the heating air holes communicate with the heating chamber, and the multiple partition blocks are fixedly mounted on the outer surface of the wide edge side of the heating plate; and the plurality of baffle blocks are neatl