Undercarriage strut shrinking mechanism
A shrinking mechanism and landing gear technology, applied in the direction of landing gear, aircraft parts, chassis, etc., can solve the problems that the landing gear cabin takes up a lot of space, affects the overall layout of the aircraft, and the structure and mechanism are complex, so as to improve the combat effectiveness and weight of the aircraft. The effect of light weight and shortened strut length
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[0017] The invention will be described in detail below in conjunction with the accompanying drawings of the specification, please also check Figure 1 to Figure 4 .
[0018] A retractable mechanism for landing gear pillars, such as figure 1 As shown, it includes a retractable actuator 30, an oil compensator 40, and a landing gear 1. The retractable actuator 30 provides the landing gear 1 with the required oil for retracting, and the oil compensator 40 is for the landing gear 1 to land on the ground. Provide oil replenishment during impact;
[0019] The contraction actuator cylinder 30 includes an outer cylinder 31, a piston rod 32, an oil inlet 35, and an oil outlet 36; the piston rod 32 is installed inside the outer cylinder 31 and is isolated inside the outer cylinder 31 by the piston rod 32 to form an oil cavity 33 and The pressure chamber 34, the outer cylinder 31 is provided with an oil outlet 36 and an oil inlet 35 corresponding to the oil cavity 33 and the pressure cavity 3...
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