Folding wing
A technology of folding wings and fins, which is applied in the field of aircraft, can solve the problems of difficult control of model airplanes, large rotational additional torque, and large control torque, and achieve small control torque, reduced rotational additional torque, and easy control Effect
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[0034] Such as Figure 1~4 As shown, a foldable wing, three interconnected fins 1, two adjacent fins 1 are connected by a hinge seat 4, and the innermost fin 1 and the fuselage 3 are connected by a hinge seat 4 connections.
[0035] A through hole is formed on each hinge seat 4 where it abuts against the lower end of the wing 1 , and a locking mechanism is arranged in the through hole. The locking mechanism includes a wedge 7 that can telescopically slide in the through hole, and a plug 8 for preventing the wedge 7 from slipping out of the through hole. A compression spring 9 is provided between the plug 8 and the wedge 7 . The wedge 7 can be wedged tightly with the bevel of the straight chamfer 6 . After the flap 1 is folded, the compression spring 9 is completely compressed, and the wedge 7 is separated from the straight chamfer 6 .
[0036] The hinge seat 4 includes a front seat body 41 and a rear seat body 42 arranged at intervals. The front seat body 41, the wings 1,...
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