Fixed wing type cross-domain aircraft capable of self-adaptive load replacement

By adopting a rigid fixed-wing structure and multiple independent replacement cabins, the cross-domain vehicle has solved the problems of structural reliability and buoyancy control accuracy, realized efficient power switching and multiple repetitive operation capabilities, and improved the autonomy and real-time performance of marine exploration and special operations.

CN121247060AInactive Publication Date: 2026-01-02QINGDAO INNOVATION & DEV CENT OF HARBIN ENG UNIV +1
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Patent Information

Application Number
CN202511795872.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-12-02
Publication Date
2026-01-02
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Existing cross-domain vehicles have limitations in terms of structural reliability, buoyancy control precision, and energy efficiency, making it difficult to meet the real-time and autonomous requirements under complex sea conditions.

Method used

It adopts a rigid fixed-wing structure, multiple independent replacement chambers and a coordinated power system, and combines underwater thruster differential drive with control surface joint control to achieve precise buoyancy control and efficient power switching, supporting multiple repetitive operations.

Benefits of technology

It improves the structural reliability and payload space utilization of the vehicle, enhances underwater maneuverability and attitude stability, and enables rapid response to sudden tasks and repeated operations.

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Abstract

The invention discloses a fixed wing type cross-domain aircraft capable of realizing self-adaptive load replacement, belongs to the technical field of cross-domain aircrafts, and is used for a water-air double-domain operation cross-domain aircraft. Comprising an aircraft body, a main wing, an aileron, a tail assembly, a vertical take-off and landing support, a vertical take-off and landing rotor wing, a fixed wing propeller, an underwater propeller, a load replacement device and a control module. The control module comprises a decision making system, a telemetering communication system, a state sensing system, an underwater water surface load replacement system, a water surface four-rotor vertical take-off and landing control system, an air fixed-wing cruise control system and an underwater vehicle control system. According to the fixed wing type cross-domain aircraft, through collaborative innovation of a multi-mode power system and self-adaptive buoyancy control, the dynamic characteristic adaptation problem in cross-domain navigation is solved, and the fixed wing type cross-domain aircraft has the vertical take-off and landing capacity, the air cruising capacity and the underwater maneuvering capacity.
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