Caterpillar band walking device

The utility model relates to a caterpillar band walking device which is composed of a caterpillar band chain set, a tensioning device, a caterpillar band frame body, an oil storage tank, a water-cooling direct-current electric motor, a gear speed reducing box, a service brake, a connecting bolt and a positioning hinge pin. The oil storage tank is arranged in the caterpillar band frame body, the tensioning device is installed at the front end of the caterpillar band frame body, the gear speed reducing box is installed at the rear end of the caterpillar band frame body, the water-cooling direct-current electric motor and the service brake are respectively installed on the gear speed reducing box, and the caterpillar band chain set is assembled on the caterpillar band frame body. An existing driving mode adopting a hydraulic motor and a hydraulic speed reducer is changed, a driving mode adopting the water-cooling direct-current electric motor and the gear speed reducing box is adopted, the water-cooling direct-c