Title:
DOUBLE-LAYER SIDE BEAM BOGIE AND RAIL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/093797
Kind Code:
A1
Abstract:
A double-layer side beam bogie and a rail vehicle. The bogie comprises: two side beams (1) arranged side by side, wherein each side beam (1) comprises an upper side beam plate (11) and a lower side beam plate (12), which are stacked, the middles of the upper side beam plate (11) and the lower side beam plate (12) being in contact, and there being a gap between the ends of the upper side beam plate (11) and the lower side beam plate (12); two connecting seats (2), one connecting seat (2) being arranged below the middle of one side beam (1), and the two connecting seats (2) being connected by means of a traction device (4); two wheel pairs, which are respectively arranged below the ends of the side beams (1), each wheel pair comprising an axle (31), and wheels (32) and axle boxes (33), which are respectively symmetrically arranged on the axle (31); and primary suspension devices (5) arranged between each axle box (33) and the ends of the side beams (1).
Inventors:
ZHANG WENZHAO (CN)
LV SHAOPENG (CN)
LIU GUOTIAN (CN)
LI JIANGBO (CN)
LI YUE (CN)
LI YONGYIN (CN)
LV SHAOPENG (CN)
LIU GUOTIAN (CN)
LI JIANGBO (CN)
LI YUE (CN)
LI YONGYIN (CN)
Application Number:
PCT/CN2022/133976
Publication Date:
June 01, 2023
Filing Date:
November 24, 2022
Export Citation:
Assignee:
CRRC TANGSHAN CO LTD (CN)
International Classes:
B61F5/52; B61C9/50; B61F5/30; B61F5/50
Foreign References:
| CN114084187A | 2022-02-25 | |||
| CN112550340A | 2021-03-26 | |||
| CN112298241A | 2021-02-02 | |||
| CN112298244A | 2021-02-02 | |||
| CN112298249A | 2021-02-02 | |||
| CN112298251A | 2021-02-02 | |||
| CN112298253A | 2021-02-02 | |||
| JP2014051151A | 2014-03-20 |
Attorney, Agent or Firm:
IPFUTURE INTELLECTUAL PROPERTY LAW OFFICE (CN)
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