The invention relates to the technical field of bicycle frames, in particular to a damping aluminum alloy frame for a bicycle, which comprises a front triangular fork, a rear triangular fork, a head tube and a middle tube, the front triangular fork and the rear triangular fork are fixedly connected to two sides of the middle tube respectively, and the head tube is fixedly connected to the tip end, far away from the middle tube, of the front triangular fork; the middle pipe comprises an upper outer rod, an inner rod and a lower outer rod which are sequentially arranged from top to bottom, the upper outer rod and the lower outer rod are thicker than the inner rod, a mounting hole is formed in the top end of the lower outer rod, the top end of the inner rod is fixedly connected to the bottom end of the upper outer rod, the bottom end of the inner rod is arranged in the mounting hole in a penetrating mode, and the inner rod is sleeved with a damping spring. The two ends of the damping spring abut against the bottom face of the upper outer rod and the top face of the lower outer rod respectively. The two ends, close to each other, of the front triangular fork and the rear triangular fork are fixedly connected to the upper outer rod and the lower outer rod respectively. The bicycle frame has the effects that the bicycle frame has a damping effect and is convenient to use by people.
本申请涉及本申请涉及自行车车架的技术领域,尤其是涉及一种自行车用减震铝合金车架,其包括前三角叉、后三角叉、头管和中管,所述前三角叉和后三角叉分别固定连接于中管的两侧,所述头管固定连接于前三角叉远离中管的尖端处;所述中管包括从上至下依次设置的上外杆、内杆和下外杆,所述上外杆和下外杆粗于内杆,所述下外杆的顶端开设有安装孔,所述内杆的顶端固定连接于上外杆的底端,所述内杆的底端穿设于安装孔内,所述内杆上套设有减震弹簧,所述减震弹簧的两端分别与上外杆的底面和下外杆的顶面抵接;所述前三角叉和后三角叉相互靠近的两端分别固定连接于上外杆和下外杆上。本申请具有使车架具有减震作用,便于人们使用的效果。
Damping aluminum alloy frame for bicycle
一种自行车用减震铝合金车架
2024-02-20
Patent
Electronic Resource
Chinese
IPC: | B62K Fahrräder , CYCLES |
Bicycle and adjustable bicycle frame damping structure thereof
European Patent Office | 2015
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