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Title:
LOW-FLOOR TWO-AXIS STRADDLE MONORAIL BOGIE
Document Type and Number:
WIPO Patent Application WO/2019/019301
Kind Code:
A1
Abstract:
A low-floor two-axis straddle monorail bogie (2), comprising: a frame (3), two traction motors (6) and two sets of running wheels (5); the frame (3) is provided with a middle transverse beam (31), two side beams (32), and end beams (33) that are located at both ends; the frame (3) is an inverted U shape when viewed from the traveling direction of the vehicle and straddles a track beam (1); two sides of a middle part of the frame (3) are provided with a downwardly extending L-shaped cantilever (34), and a second series of damping springs (8) are mounted on the cantilever (34); the two traction motors (6) are arranged on the two end beams (33) of the frame (3) respectively; the two sets of running wheels (5) are arranged at front and rear sides of the middle transverse beam (31) of the frame. The traction motors (6), by means of gear boxes (7), drive the running wheels (5) at corresponding sides to rotate, the two gear boxes (7) being located on a same side of the frame (3). The monorail bogie (2) disposes the two gear boxes (7) on the same side of the frame (3), while the other side of the bogie (2) retains a large space such that the floor of the vehicle at the foregoing location may be lower.

Inventors:
ZHAO, Xudong (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
MA, Xiaoguang (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
CHU, Yongping (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
JIN, Wei (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
MEN, Yonglin (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
ZHU, Hang (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
HE, Binbin (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
LIANG, Xiaoqiang (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
Application Number:
CN2017/101508
Publication Date:
January 31, 2019
Filing Date:
September 13, 2017
Export Citation:
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Assignee:
CRRC NANJING PUZHEN CO., LTD. (No. 68, North Puzhu Road Taishan Park,High-Tech Development Zon, Nanjing Jiangsu 1, 210031, CN)
International Classes:
B61F5/52; B61B13/04
Attorney, Agent or Firm:
NANJING TONGZE PATENT AGENCY FIRM (LIMITED LIABILITY PARTNERSHIP) (Room 1327A, Hongqiao CenterNo. 281, Zhongshan North Roa, Nanjing Jiangsu 3, 210003, CN)
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