A locking device for electric folding bicycle seat tube

Abstract

The invention discloses a locking device for an electric folding saddle tube. The locking device for the electric folding saddle tube comprises the saddle tube, a pedal and a linkage support, and is characterized in that the pedal is connected with the linkage support through a main shaft in a rotating mode, the saddle tube is connected with the pedal through a rotating shaft in a rotating mode, the linkage support is fixedly provided with a protruding stopping block, a concave hole is correspondingly formed in the tail end of the saddle tube, the linkage support is provided with a locking arm with a latch hook, a hook groove is correspondingly formed in the rear portion of the tail end of the saddle tube, one side of the locking arm corresponds to an upward ejector rod, and a treading point is arranged at the position, penetrating through the pedal, of the ejector rod. The saddle tube can be vertically folded relative to the pedal, the vehicle folding process only lasts for a few seconds, the vehicle is in a closed carapace shape after being folded, the appearance is simple and smooth, the size is small and exquisite, a user can conveniently carry the vehicle remotely, upstairs and downstairs, and storage and charging are quite convenient.

Description

technical field [0001] The invention belongs to folding bicycle accessories, in particular to a locking device for a seat tube of an electric folding bicycle. Background technique [0002] The electric folding car has the advantages of being foldable, easy to control, and easy to carry. During the folding process, it does not need to use external tools. The car can be folded or unfolded manually. After folding, it can be stored and moved more conveniently, avoiding outdoor Unsafe hidden dangers of storage. [0003] At present, the appearance of most electric folding bicycles is similar to that of bicycles or converted from bicycles. The frame is folded by setting a folding mechanism and quick-release fasteners between two frame tubes. The frame is folded in half horizontally. The folding process is complicated, the appearance is not beautiful after folding, and the volume is large, taking up a lot of space, gnawing teeth and claws, and cannot be stored in the trunk of a car...

AI Technical Summary

Problems solved by technology

[0003] At present, the appearance of most electric folding bicycles is similar to that of bicycles or converted from bicycles. The frame is folded by setting a folding mechanism and quick-release fasteners between two frame tubes. The frame is folded in half horizontally. The folding process is complicated, the appearance is not beautiful after folding, and it is large in size and takes up a lot of space. It can't be stored in the trunk of a car for long-distance carrying.

[0004] The seat tube of a folding bicycle is mostly fixed with an external support, and a support frame is set under the seat. This design adds accessories, and the volume is larger after folding

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