The invention discloses a pipe fitting locking piece and a handle pipe height and angle adjusting structure, the adjusting structure comprises a handle pipe and a front fork pipe, the lower end of the handle pipe is sleeved on the front fork pipe, the front fork pipe is sleeved with a pipe fitting locking piece, a lower connecting cylinder of the pipe fitting locking piece is sleeved on the front fork pipe, and a lower connecting cylinder of the pipe fitting locking piece is sleeved on the front fork pipe. The upper end of the front fork pipe is provided with a positioning groove which is vertically arranged and is matched with the limiting pin on the lower connecting cylinder, and the lower connecting cylinder is tightly matched with the front fork pipe through the fastener; an upper hoop of the pipe fitting locking piece is used for being matched with a handle pipe, at least two positioning holes are formed in the handle pipe at intervals, and when a movable part of the upper hoop rotates towards the direction of the handle pipe, a positioning pin on the movable part is inserted into the corresponding positioning hole and matched with the handle pipe in a locking mode through the locking assembly. And when the movable part of the upper hoop rotates towards the outside of the handle tube, the positioning pin on the movable part is separated from the positioning hole, and the handle tube is unlocked and can move and rotate up and down in the front fork tube.
本发明公开了一种管件锁紧件及手把管高度和角度调节结构,所述调节结构包括把手管和前叉管,所述把手管下端套在前叉管上,在前叉管上套设有一管件锁紧件,所述管件锁紧件的下连接筒套在前叉管上,在前叉管上端设有一竖向设置并与下连接筒上限位销相配合的定位槽,所述下连接筒通过所述紧固件与前叉管紧配合;所述管件锁紧件的上抱箍用于把手管相配合,在把手管上间隔设有至少两个定位孔,所述上抱箍的活动部向把手管方向转动时,活动部上的定位销插入与之对应的定位孔内,并通过所述锁紧组件与把手管锁紧配合;所述上抱箍的活动部向把手管外转动时,活动部上的定位销与定位孔脱落,把手管解除锁紧状态,能够在前叉管内上下移动和旋转。
Pipe fitting locking piece and handle pipe height and angle adjusting structure
管件锁紧件及手把管高度和角度调节结构
2023-08-01
Patent
Electronic Resource
Chinese
IPC: | B62K Fahrräder , CYCLES |
Pipe jacking angle adjusting device for pipe jacking construction
European Patent Office | 2024
|