Foldable tricycle for children and folding method of foldable tricycle

Abstract

The invention discloses a foldable tricycle for children and a folding method of the foldable tricycle. The foldable tricycle for children comprises a frame and a handlebar arranged in the front of the frame, wherein the frame comprises a head tube arranged on the handlebar in a sleeving manner, an upper connecting rod assembly rotationally connected onto the head tube, a lower connecting rod assembly rotationally connected onto the head tube, a push rod assembly connected in the rear of the upper connecting rod assembly and the lower connecting rod assembly and a support rod which is rotationally connected between the upper connecting rod assembly and the lower connecting rod assembly and located in front of the push rod assembly, and the upper connecting rod assembly, the head tube, the lower connecting rod assembly and the support rod form a four-bar link mechanism; the push rod assembly is rotationally connected with the upper connecting rod assembly and is fixedly connected with or separated from the lower connecting rod assembly through a locking device; during folding, the locking device is unlocked firstly, then the push rod assembly is lifted upwards to be separated from the lower connecting rod assembly and overturned forwards, so that the push rod assembly, the handlebar, the upper connecting rod assembly and the lower connecting rod assembly are stacked sequentially from top to bottom, and size is small after folding.

Description

technical field [0001] The invention relates to a foldable children's tricycle and a folding method thereof. Background technique [0002] The existing children's tricycle comprises a front fork, a front wheel arranged at the lower part of the front fork, a handlebar arranged on the front fork and capable of controlling the steering of the front wheel, a vehicle frame body extending in the front-rear direction, a set Seats on the vehicle frame body, rear brackets respectively arranged on both sides of the vehicle frame body, and rear wheels arranged on the rear brackets. The existing children's tricycle frame body is generally fixed with the frame head tube sleeved outside the handlebar, so that the frame cannot be folded and can only be presented in a riding posture. When the tricycle is carried out, needs to be stored or When transporting, it will be inconvenient due to the large volume, and the cost will be higher during transport. Contents of the invention [0003] T...

AI Technical Summary

Problems solved by technology

The existing children's tricycle frame body is generally fixed with the frame head tube sleeved outside the handlebar, so that the frame cannot be folded and can only be presented in a riding posture. When the tricycle is carried out, needs to be stored or When transporting, it will be inconvenient due to its large volume, and it will also cause high cost during transportation

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