The invention relates to an integrally formed frame of a folding electric bicycle, which comprises a front frame (1) and a rear frame (2), the front frame (1) comprises a head tube (11) and a front cross beam (12), the head tube (11) is arranged at the front end of the front cross beam (12), the front cross beam (12) is a hollow component, a front mounting cavity (13) is arranged in the front cross beam (12), the rear frame (2) comprises a rear cross beam (21), a vertical tube (22), a flat tube (23) and a rear fork (24), the rear cross beam (21) is a hollow component, and the vertical tube (22) is arranged in the rear cross beam (21). A rear mounting cavity (25) is formed in the rear cross beam (21), the vertical pipe (22) is arranged above the rear end of the rear cross beam (21), the flat pipe (23) is arranged below the rear cross beam (21), the rear fork (24) is arranged below the rear end of the rear cross beam (21), and a side fork plate of the rear fork (24) is connected with the rear cross beam (21). The rear cross beam is simple and novel in structure, high in mechanical strength and use safety, reasonable in overall structural design, attractive in appearance and capable of being formed in a one-time die-casting mode; the production and processing efficiency is high.
本发明涉及一种折叠电动自行车的一体成型式车架,包括有前车架(1)和后车架(2),前车架(1)包括有头管(11)和前横梁(12),头管(11)设置在前横梁(12)的前端,前横梁(12)为中空构件,其内部设置有前安装腔(13),后车架(2)包括有后横梁(21)、立管(22)、平管(23)和后叉(24),后横梁(21)为中空构件,其内部设置有后安装腔(25),立管(22)设置在后横梁(21)的后端上方,平管(23)设置在后横梁(21)的下方,后叉(24)设置在后横梁(21)的后端下方,后叉(24)的侧叉板与后横梁(21)连接,本发明结构简单新颖,机械强度高,使用安全性高,整体结构设计合理,外观美观,一次性压铸成型,生产加工效率高。
Integrally-formed frame of folding electric bicycle
一种折叠电动自行车的一体成型式车架
2023-07-28
Patent
Elektronische Ressource
Chinesisch
IPC: | B62K Fahrräder , CYCLES |
Integrally-formed carbon fiber bicycle frame process and application
Europäisches Patentamt | 2020
|Folding frame and folding electric bicycle with folding frame
Europäisches Patentamt | 2015
|