Title:
FRAME OF ELECTRIC BUS
Document Type and Number:
WIPO Patent Application WO/2023/024689
Kind Code:
A1
Abstract:
A frame of an electric bus, comprising: a front bridge section frame (100), which comprises two first longitudinal support assemblies and a plurality of first transverse support assemblies; a middle section frame (200), connected to one end of the front bridge section frame (100); and a rear bridge section frame (300), which is connected to the end of the middle section frame (200) away from the front bridge section frame (100), and comprises: two second longitudinal support assemblies, two sides of the frame each being respectively provided with one second longitudinal support assembly and a second transverse support assembly. A double-layer support structure is formed in both the front bridge section frame (100) and the rear bridge section frame (300), so that the load-bearing capability is improved. In the middle section frame (200), a frame body (210) is provided a special-shaped groove holes (211), the special-shaped groove hole (211) is divided into a first groove section (211a) and a second groove section (211b), and a nut of a special-shaped bolt (230) enters from the first groove section (211a) and can slide to abut against the second groove section (211b) to achieve fastening without loosening.
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Inventors:
ZHANG DI (CN)
CHEN GUOHUA (CN)
GAO JIALI (CN)
NI ZHENHAO (CN)
HU YUANMIN (CN)
CHEN GUOHUA (CN)
GAO JIALI (CN)
NI ZHENHAO (CN)
HU YUANMIN (CN)
Application Number:
PCT/CN2022/101727
Publication Date:
March 02, 2023
Filing Date:
June 28, 2022
Export Citation:
Assignee:
ZHEJIANG CRRC ELECTRIC VEHICLE CO LTD (CN)
International Classes:
B62D21/02
Foreign References:
| CN113696971A | 2021-11-26 | |||
| CN109334770A | 2019-02-15 | |||
| CN110406596A | 2019-11-05 | |||
| CN202045520U | 2011-11-23 | |||
| CN110949511A | 2020-04-03 | |||
| CN207843068U | 2018-09-11 | |||
| CN204323486U | 2015-05-13 | |||
| CN205113443U | 2016-03-30 | |||
| US20030067152A1 | 2003-04-10 | |||
| JPH10218012A | 1998-08-18 |
Attorney, Agent or Firm:
NINGBO YINZHOU SHENGFEI PATENT ATTORNEY (SPECIAL GENERAL PARTNERSHIP) (CN)
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