Embedded inner wedged tongue locking and folding handlebar stem

Abstract

The invention discloses an embedded inner wedged tongue locking and folding handlebar stem, which comprises an upper component, a riser, a lower component, a handlebar bolt and an inner wedged tongue, wherein a shaft washer is arranged on a bottom corner of the upper component; a sunk aluminum component is arranged on the opposite surface of the shaft washer; a guide hole is formed at a sunk position of the upper component; an oppositely-through handlebar bolt screwing hole is formed above the guide hole; the upper part of the upper component is connected with the riser; a shaft washer hole of the upper component is rotatably connected with an upper lug hole of the lower component; the lower component is an inverted barrel-shaped aluminum component; two pairs of lug buckles are arranged on the side surface of the lower component; a locking sheet is arranged on the top of the lower component; a locking hole is formed on the locking sheet; the handlebar bolt is rotatably positioned in the screwing hole of the upper component; the inner wedged tongue and the handlebar bolt are matched in the upper component; and the inner wedged tongue is locked in the guide hole of the upper component and the locking hole of the lower component. The sunk position of the upper component is matched with the locking sheet of the lower component in an embedded way, and in cooperation with the locking of the inner wedged tongue, the locking effect is better and the outer appearance is more attractive; and the lower component is designed into an inverted barrel and the inner wall of the barrel is quincuncial, so that a front fork tube of a bicycle can be easily buckled, and the integral matching is more attractive.

Description

technical field [0001] The invention relates to a folding handle standpipe, in particular to an inlaid inner wedge tongue locking folding handle standpipe. technical background [0002] Although there are many kinds of folding handle risers on the market, there is nowhere to find the inlaid inner wedge tongue locking folding handle riser with simple structure, good locking effect and smooth and beautiful appearance. "Inner wedge lock type folding handle riser", although it is innovative in terms of simple structure and locking effect, its structure is not suitable for middle and high-end forged aluminum or die-cast aluminum folding handle risers. . Contents of the invention [0003] The purpose of the present invention is to provide an inlaid inner wedge lock folding handle riser suitable for middle and high-grade aluminum. The object of the present invention is achieved in this way, the inlaid inner wedge tongue locks the folding handle riser: it includes an upper part,...

AI Technical Summary

Problems solved by technology

[0002] Although there are many kinds of folding handle risers on the market, there is nowhere to find the inlaid inner wedge tongue locking folding handle riser with simple structure, good locking effect and smooth and beautiful appearance. "Inner wedge lock type folding handle riser", although it is innovative in terms of simple structure and locking effect, its structure is not suitable for middle and high-end forged aluminum or die-cast aluminum folding handle risers.

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