Title:
TWO-SIDE UNLOADING HOPPER CAR
Document Type and Number:
WIPO Patent Application WO/2020/118783
Kind Code:
A1
Abstract:
A two-side unloading hopper car, comprising a car body, an unloading system, a braking device, a coupler buffering device, and a bogie, wherein the cross section of a car body compartment is W-shaped; the middle part of a car body underframe (5) has the structure of a triangular ridge back plate (10) that is provided along a longitudinal central axis and higher than two sides; side walls comprise fixed side walls (7) at upper parts, and openable and closable side doors (8) that are at lower parts and hingedly connected with the fixed side walls (7); the ridge back plate (10) and the side doors (8) of the car body underframe (5) constitute hopper-shaped unloading structures at the two sides of the car body; the unloading system comprises an openable and closable mechanism (1); the openable and closable mechanism (1) comprises a worm transmission mechanism and a crank linkage mechanism; the openable and closable mechanism (1) of the unloading system is further provided with a secondary stopping device (3). The unloading system has a large transmission ratio, unloading is performed by means of gravity, two side doors at one end are opened at one time, the opening degree of the side door is large, and the unloading efficiency is high; the unloading system has a dual self-locking function, and achieves the self-locking function by means of the self-locking characteristic of a worm and a gear, and the stopping device.
Inventors:
WANG YI (CN)
ZHAO SHOUXIN (CN)
ZHANG RUIGUO (CN)
YANG SHIWEI (CN)
LI DONG (CN)
LI JIANCHAO (CN)
WANG AIMIN (CN)
HAN JINGANG (CN)
HUANG RUI (CN)
XUE HAILIAN (CN)
YUAN LIANG (CN)
LI XINHUI (CN)
YANG YANPING (CN)
XIE LIN (CN)
ZHONG XIAOFENG (CN)
LI JUNSHENG (CN)
LU QIANG (CN)
ZHAO SHOUXIN (CN)
ZHANG RUIGUO (CN)
YANG SHIWEI (CN)
LI DONG (CN)
LI JIANCHAO (CN)
WANG AIMIN (CN)
HAN JINGANG (CN)
HUANG RUI (CN)
XUE HAILIAN (CN)
YUAN LIANG (CN)
LI XINHUI (CN)
YANG YANPING (CN)
XIE LIN (CN)
ZHONG XIAOFENG (CN)
LI JUNSHENG (CN)
LU QIANG (CN)
Application Number:
PCT/CN2018/124250
Publication Date:
June 18, 2020
Filing Date:
December 27, 2018
Export Citation:
Assignee:
CRRC MEISHAN CO LTD (CN)
International Classes:
B61D7/32
Foreign References:
| CN109398381A | 2019-03-01 | |||
| CN106347384A | 2017-01-25 | |||
| CN204895466U | 2015-12-23 | |||
| CN107530869A | 2018-01-02 | |||
| DE20101381U1 | 2001-04-26 | |||
| CN104527672A | 2015-04-22 | |||
| CN105620498A | 2016-06-01 |
Attorney, Agent or Firm:
CHENGDU FUJUN PATENT AGENT LTD. et al. (CN)
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