Deep-sea four-crawler hydraulic direct-drive self-adaptive all-terrain chassis

The utility model discloses a deep-sea four-crawler hydraulic direct-drive self-adaptive all-terrain chassis, which relates to the technical field of mining equipment and comprises crawler wheels, a frame, a suspension mechanism and a steering mechanism, the four crawler wheels are respectively connected with four corners of the frame through the suspension mechanism, and the steering mechanisms are respectively and symmetrically arranged at the front end and the rear end of the frame. The steering mechanism is hinged to the crawler wheels and comprises a steering knuckle assembly, a connecting assembly, a double-outlet-rod oil cylinder and a steering frame, the double-outlet-rod oil cylinder is connected with the bottom of the frame through the steering frame, and the two ends of the double-outlet-rod oil cylinder are connected with the steering knuckles on the two sides through the connecting assembly respectively. The vehicle body leveling device can be suitable for underwater 1000-4000 m environment opera