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Patent Searching and Data


Title:
END PORTION STRUCTURE OF HINGED MULTIPLE UNIT TRAIN BODY CHASSIS
Document Type and Number:
WIPO Patent Application WO/2018/218941
Kind Code:
A1
Abstract:
An end portion structure of a hinged multiple unit train body chassis, comprising: two side beams (5), two traction beams (2), which are parallel to the side beams, being provided between the two side beams, and bolsters (3) being provided between the side beams and two sides of the two traction beams which are located in a train end connection area, respectively; an end of the two side beams and the traction beams, which is located in a passenger compartment channel area, is perpendicularly connected to a partition wall (6) such that the overall train body chassis forms a 目-shaped frame structure; the two bolsters are provided thereon with air spring mounting holes (31), respectively; bottom portions of ends of the two traction beams, which are located at the train end connection area, are provided with hinge seats (1), respectively; bottom surfaces of the traction beams and the bolsters are fixedly connected to a hinged support structure (4), and an end of the hinged support structure is connected to rear sides of the hinge seats, while another end is connected to the partition wall; an upper portion of the hinged support structure is provided with a middle floor board (41), and side floor boards (8) are provided between upper portions of the two traction beams and upper portions of the side beams at a corresponding side such that the cross section direction of the train body chassis forms a downward concave structure.

Inventors:
SU YONGZHANG (CN)
WANG ZHAOHUA (CN)
LI TAO (CN)
SU KE (CN)
ZHANG HAIBO (CN)
Application Number:
PCT/CN2017/118290
Publication Date:
December 06, 2018
Filing Date:
December 25, 2017
Export Citation:
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Assignee:
CRRC ZHUZHOU LOCOMOTIVE CO LTD (CN)
International Classes:
B61F1/06
Domestic Patent References:
WO2012053248A12012-04-26
Foreign References:
CN105539480A2016-05-04
CN204978655U2016-01-20
CN1663861A2005-09-07
CN107187458A2017-09-22
Other References:
See also references of EP 3632766A4
Attorney, Agent or Firm:
CHANGSHA ZONEKEY PATENT LAW FIRM (CN)
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