A lifting refueling system

Through the design of the lift refueling system, the use of lifting units and rotary joints, the lack of space utilization and flexibility of the aircraft refueling system is solved, and the efficient storage and flexible docking of the refueling system are achieved, which is suitable for the refueling needs of different aircraft fuel tanks.

CN115402528BActive Publication Date: 2025-09-02XIAN RVNUO NEW ENERGY
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Patent Information

Application Number
CN202210948872.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-08-09
Publication Date
2025-09-02
Estimated Expiration
2042-08-09

AI Technical Summary

Technical Problem

The existing aircraft refueling system has shortcomings in fast and accurate docking and space utilization, especially in different locations and altitudes, and it occupies a large space.

Method used

The lifting and refueling system is adopted, including a lifting unit, a spring support unit, a rotatable joint and a boom, which realizes the lifting and rotation of the refueling pipeline, and is stored in the ground well. The refueling position is adjusted through the rotatable joint and a boom.

Benefits of technology

It realizes the space storage of the refueling system when it is not in use, improves flexibility for different locations and heights, reduces the ground space occupied, and is suitable for the refueling needs of different aircraft fuel tanks.

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Abstract

The present invention relates to a lifting type refueling system, which is mainly composed of a spring support unit, a height-adjustable refueling pipeline, a rotatable joint, a movable arm with an internal self-locking mechanism, a rotatable docking refueling joint, and a lifting unit including a counterweight. The present invention completes the lifting function of the pipeline part by using a lifting unit, ensuring that the system can be completely stored inside the ground well when not in use, does not occupy ground space, and occupies a small space in the ground well, with good storage performance. Through the spring support structure and the lifting pipeline, the system achieves the purpose of refueling devices at different positions and heights, and is particularly suitable for aircraft fuel tanks to be refueled or emptied. In addition, under the condition of meeting the operating height, the overall structural design of this system is more centralized, thereby achieving the purpose of reducing the storage space.
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