Heat insulation type cab

A heat insulation type cab comprises a cab body, the bottom of the cab body is detachably provided with a heat insulation device, the heat insulation device comprises a mounting plate arranged below the cab body, the top of the mounting plate is provided with a plurality of heat insulation plates, the tops of the heat insulation plates are attached to the bottom of the cab body, and one side of the top of each heat insulation plate is provided with a stepped notch. Stepped bulges are arranged on the other sides of the tops of the heat insulation plates, the side faces of the adjacent heat insulation plates are attached, and the stepped bulges are matched with the corresponding stepped notches; symmetrical clamping devices are installed on the two sides of the installation plate, each clamping device comprises a plurality of clamping assemblies, each clamping assembly comprises a fixing frame detachably fixed to the installation plate, a locking rod is connected to the fixing frame in a threaded mode, a lockin