Title:
BOGIE
Document Type and Number:
WIPO Patent Application WO/2022/121065
Kind Code:
A1
Abstract:
A bogie, comprising a frame (1), movement wheels (2), a drive apparatus (3), a traction apparatus (4), a suspension apparatus (5), a base braking apparatus (6), and horizontal wheel assemblies; the frame (1) comprises a transverse beam (7), two cantilever beams (8), and two side beams (9); the two cantilever beams (8) are arranged at two sides of the transverse beam (7) and are used for installing the movement wheels (2), the two side beams (9) are arranged at two ends of the transverse beam (7), respectively straddle two sides of a track (10), and are used for installing the horizontal wheel assemblies, the movement wheels (2) are mounted on the cantilever beams (8), and end parts of the cantilever beams (8) cover outer peripheral faces of the movement wheels (2), i.e. the cantilever beams (8) have a semi-enclosing shape with respect to the movement wheels (2). In practical application, on-track replacement of a movement wheel can be achieved without uncoupling a bogie, simplifying a wheel replacement step.
Inventors:
WANG SHUN (CN)
YANG XUJIE (CN)
DING ZHIYU (CN)
YANG BAILING (CN)
KOU WENJUAN (CN)
LV HONG (CN)
RAN LONG (CN)
TANG FEI (CN)
PU LIANG (CN)
YE ZHENZHEN (CN)
XIAO JING (CN)
YANG XUJIE (CN)
DING ZHIYU (CN)
YANG BAILING (CN)
KOU WENJUAN (CN)
LV HONG (CN)
RAN LONG (CN)
TANG FEI (CN)
PU LIANG (CN)
YE ZHENZHEN (CN)
XIAO JING (CN)
Application Number:
PCT/CN2021/070091
Publication Date:
June 16, 2022
Filing Date:
January 04, 2021
Export Citation:
Assignee:
CHONGQING CRRC RAILWAY VEHICLES CO LTD (CN)
International Classes:
B61F5/50; B61F5/52
Domestic Patent References:
| WO2015103075A2 | 2015-07-09 |
Foreign References:
| CN204978684U | 2016-01-20 | |||
| CN206856724U | 2018-01-09 | |||
| CN110509946A | 2019-11-29 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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