Bicycle with adjustable backseat

By designing an adjustable lateral adjustment rod and backrest structure in the rear seat of the bicycle, the problem of the unadjustable rear seat of the existing bicycle is solved, and flexible adjustment of the rear seat length and loading stability are achieved.

CN222646185UActive Publication Date: 2025-03-21TIAN JIN AOMEI CO LTD
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Patent Information

Application Number
CN202420652991.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-01
Publication Date
2025-03-21
Estimated Expiration
2034-04-01

AI Technical Summary

Technical Problem

The rear seat of the existing bicycle is fixed and unadjustable, resulting in a cramped space in the rear seat when loading larger goods or larger people, which causes inconvenience to use.

Method used

A rear seat adjustable bicycle is designed to adjust the length of the rear seat by pulling the lateral adjustment rod and tightening the cargo or personnel through the design of the backrest to ensure stability while providing the convenience of rope binding the cargo.

Benefits of technology

It realizes flexible adjustment of the length of the rear seat, adapts to cargo or personnel of different volumes and sizes, and improves loading stability and convenience of use.

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Abstract

The utility model relates to the field of bicycles, in particular to a bicycle with an adjustable backseat, which comprises the backseat, supporting tubes are symmetrically welded on two sides of the middle of the backseat, an empty groove is arranged on the surface of one end of each supporting tube, and one end of the inner side of each empty groove is fixedly connected with a tension spring. A transverse adjusting rod is slidably connected to the end, located at the tension spring, of the inner side of the empty groove, one end of the transverse adjusting rod is located on the outer side of the empty groove, a limiting box is fixedly connected to the side, close to a notch of the empty groove, of the bottom of the supporting pipe, a movable groove is vertically formed in the inner side of the limiting box, and a first spring is installed in the movable groove; the top of the first spring is fixedly connected with a clamping block, and a plurality of clamping grooves are formed in the bottom of the transverse adjusting rod at equal intervals in the axis direction of the transverse adjusting rod. By designing the transverse adjusting rod, the length of the rear seat can be adjusted, goods of different sizes or people of different body types can be loaded conveniently, the backrest can abut against the rear seat, sitting is more stable, and the goods can be conveniently bound through a rope.
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