Title:
FREIGHT VEHICLE SIDE WALL, VEHICLE CARRIAGE AND RAIL VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/021583
Kind Code:
A1
Abstract:
Disclosed is a freight vehicle side wall, comprising a side wall body (210). The side wall body comprises a plurality of side wall sectional materials, a door frame (220) is arranged on the side wall body, a recess is provided on a side of the door frame that faces the side wall body, and side walls located on two sides of the recess are respectively connected to the side wall sectional materials in a welded manner. Further disclosed are a vehicle carriage using the freight vehicle side wall and a rail vehicle having the vehicle carriage. In the freight vehicle side wall, the difference between the thickness of the side wall body and the thickness of the door frame can be reduced, such that the welding quality of the door frame and the side wall body is improved, and the risk of side wall failure is reduced; and in addition, the recess is provided on the door frame, such that the mass of the door frame can be reduced, and the side wall is light in weight.
Inventors:
ZHANG LIE (CN)
WANG HAISHENG (CN)
LI SI (CN)
LIANG YONGTING (CN)
ZHANG YUANBO (CN)
HE DONGYU (CN)
FU YINA (CN)
HUI MEILING (CN)
HAO ZHENJIE (CN)
CHEN LIANG (CN)
WU SHENGQUAN (CN)
WANG HAISHENG (CN)
LI SI (CN)
LIANG YONGTING (CN)
ZHANG YUANBO (CN)
HE DONGYU (CN)
FU YINA (CN)
HUI MEILING (CN)
HAO ZHENJIE (CN)
CHEN LIANG (CN)
WU SHENGQUAN (CN)
Application Number:
PCT/CN2020/116304
Publication Date:
February 03, 2022
Filing Date:
September 18, 2020
Export Citation:
Assignee:
CRRC TANGSHAN CO LTD (CN)
International Classes:
B61D19/00; B61D17/08; B61D19/02
Foreign References:
| SE436483B | 1984-12-17 | |||
| CN203611997U | 2014-05-28 | |||
| CN204915697U | 2015-12-30 | |||
| JP5069928B2 | 2012-11-07 | |||
| RU162825U1 | 2016-06-27 |
Attorney, Agent or Firm:
IPFUTURE INTELLECTUAL PROPERTY LAW OFFICE (CN)
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