Locking device for folding joint
A locking device and joint technology, applied in foldable bicycles, transportation and packaging, motor vehicles, etc., can solve the problems of bloated finished products, many accessories, multiple operation steps, etc., to reduce operating accessories and procedures, locking firmness Good, high structural strength effect
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[0016] As shown in the figure, a locking device for folding joints, a gear 3 is provided between the folding shaft 1 and the folding sleeve 2, and a lock pin 5 with a spring 4 is inserted into the gear 3 through the sleeve, and the lock pin 5 is provided with A rotatable annular sleeve 6, the annular sleeve 6 is provided with two opposite gaps 7, the folding shaft 1 is arranged on the front folding part 15, the folding shaft sleeve 2 is connected to the rear folding part 14, and the locking pin 5 includes a long rod 8 and the insertion end 9, an annular sleeve 6 is arranged on the long rod part 8, the depth distance of the notch 7 limits the retractable movable stroke of the lock pin 5, the spring 4 is provided with a bolt for adjusting the tightness, and one end of the lock pin 5 Hollow bolt 13 is inserted, and hollow bolt 13 is on the top with spring, and lock pin 5 leaves a certain distance with the hole bottom of hollow bolt 13 internal holes, and the distance between lock ...
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