公开(公告)号：US20170107751A1

公开(公告)日：2017-04-20

申请号：US15317670

申请日：2015-05-08

Applicant: CRRC QIQIHAR Rolling Stock CO., LTD.

Inventor： Lei Yu ,  Shengkun Wang ,  Yong Fu ,  Tianjun Zhao ,  Shuang Yang

IPC: E05F15/53 ,  B61D7/02

CPC classification number: E05F15/53 ,  B61D7/02 ,  B61D7/18 ,  B61D7/28 ,  E05Y2201/422 ,  E05Y2201/454 ,  E05Y2201/686 ,  E05Y2201/706 ,  E05Y2900/51 ,  E05Y2900/53

Abstract: A bottom door of a carriage includes a telescoping cylinder and at least two sets of door bodies, each set of the door body is provided with one set of driving mechanisms, each of the driving mechanisms includes a rotating shaft and a driving rod, and the rotating shaft is connected with the respective door body by the driving rod, to allow the door body to be driven to rotate when the rotating shaft rotates; each of the rotating shaft is driven to rotate by the telescoping cylinder, and at least two of the rotating shafts are configured to be driven to rotate successively by the telescoping cylinder.

公开(公告)号：US12252061B2

公开(公告)日：2025-03-18

申请号：US17434875

申请日：2020-08-21

Applicant: CRRC QIQIHAR ROLLING STOCK CO., LTD. ,  CHINA SHENHUA ENERGY COMPANY LIMITED ,  SHEN HUA RAILWAY EQUIPMENT COMPANY LIMITED

Inventor： Heping Zheng ,  Meng Wang ,  Zhihong Bian ,  Hongkun Wang ,  Wengang Wang ,  Qiqi Fang ,  Yuxing Lu ,  Chao Dong ,  Hua Li ,  Rongkun Wu ,  Tianjun Zhao ,  Yong Fu ,  Zhenguo Wu ,  Caiyu Shen ,  Bo Yuan

IPC: B60P7/13 ,  B61D3/00 ,  B61D3/18 ,  B61D3/20 ,  B61D45/00

Abstract: A container locking device and a piggyback transport vehicle are provided. The container locking device includes: a support, the support being provided with an accommodating space; a locking structure, a first end of the locking structure being hinged with the support, the locking structure having a locking position extending out of the accommodating space and an avoiding position retracted into the accommodating space; and a support structure, a first end of the support structure being hinged with a second end of the locking structure; wherein in a direction away from the locking structure, the support structure has a retraction position and a support position which cooperates with the support.

公开(公告)号：US10689011B2

公开(公告)日：2020-06-23

申请号：US15545354

申请日：2016-08-24

Applicant: CRRC QIQIHAR ROLLING STOCK CO., LTD.

Inventor： Baichuan He ,  Tianjun Zhao ,  Zhenguo Wu ,  Lei Yu

IPC: B61D7/02 ,  B61D39/00 ,  B61D7/18 ,  B61D17/00 ,  B61D7/26

Abstract: A wagon and a car body assembly thereof are provided. The car body assembly includes at least two bogies, an underframe and a car body both supported on the two bogies, the car body includes a middle car body, and a discharge opening of the middle car body is arranged between the two bogies, and at least one end of the middle car body is further provided with an end car body, and a predetermined space is defined above the respective bogie by adjacent end walls of the middle car body and the end car body.

公开(公告)号：US10352083B2

公开(公告)日：2019-07-16

申请号：US15317670

申请日：2015-05-08

Applicant: CRRC QIQIHAR Rolling Stock CO., LTD.

Inventor： Lei Yu ,  Shengkun Wang ,  Yong Fu ,  Tianjun Zhao ,  Shuang Yang

IPC: E06B7/08 ,  E05F15/53 ,  B61D7/02 ,  B61D7/18 ,  B61D7/28

Abstract: A bottom door of a carriage includes a telescoping cylinder and at least two sets of door bodies, each set of the door body is provided with one set of driving mechanisms, each of the driving mechanisms includes a rotating shaft and a driving rod, and the rotating shaft is connected with the respective door body by the driving rod, to allow the door body to be driven to rotate when the rotating shaft rotates; each of the rotating shaft is driven to rotate by the telescoping cylinder, and at least two of the rotating shafts are configured to be driven to rotate successively by the telescoping cylinder.