公开(公告)号：US11679791B2

公开(公告)日：2023-06-20

申请号：US16967653

申请日：2019-01-28

Applicant: BYD COMPANY LIMITED

Inventor： Qingzeng Hu ,  Xiaojin Yao ,  Xiaofang Xiong ,  Jia Wei ,  Huiyue Liu

IPC: B61F5/24 ,  B60B35/00 ,  B61F5/52

CPC classification number: B61F5/24 ,  B60B35/003 ,  B61F5/52

Abstract: A dead axle of a rail vehicle, a rail vehicle, and a rail transportation system are provided. The dead axle of a rail vehicle includes: an axle body; a running wheel; a guiding frame; a horizontal wheel; and a connecting rod component, including a first transverse pull rod and a second transverse pull rod, where when the rail vehicle turns left, the horizontal wheel cooperates with a rail beam to drive the guiding frame to swing and drive the first transverse pull rod to move together, and the second transverse pull rod is driven by the first transverse pull rod to drive the running wheel to swing to the left, and when the rail vehicle turns right, the horizontal wheel cooperates with the rail beam to drive the guiding frame to swing and drive the first transverse pull rod to move together, and the second transverse pull rod is driven by the first transverse pull rod to drive the running wheel to swing to the right.

公开(公告)号：US11155282B2

公开(公告)日：2021-10-26

申请号：US16335227

申请日：2017-02-28

Applicant: BYD COMPANY LIMITED

Inventor： Daolin Li ,  Huiyue Liu ,  Zhicheng Tan ,  Qihua Feng

IPC: B61F5/52 ,  B61B13/04 ,  B61F5/02

Abstract: The present disclosure provides a bogie frame, a bogie assembly and a rail vehicle. The bogie frame includes a bogie body, the bogie body being substantially rectangular and including a first connecting beam, a second connecting beam, a third connecting beam and a fourth connecting beam which are sequentially connected end to end, where the first connecting beam is opposite to the third connecting beam, the second connecting beam is opposite to the fourth connecting beam, an electric assembly mounting groove is formed in the fourth connecting beam, the thickness of the fourth connecting beam is greater than the thickness of the second connecting beam, and the top wall of the first connecting beam and the top wall of the third connecting beam are connected between the top wall of the second connecting beam and the top wall of the fourth connecting beam in an arc shape.

公开(公告)号：US11964680B2

公开(公告)日：2024-04-23

申请号：US16967666

申请日：2019-01-28

Applicant: BYD COMPANY LIMITED

Inventor： Kang Zhou ,  Guang Liu ,  Jingjing Wang ,  Jia Wei ,  Huiyue Liu

IPC: B61F15/20 ,  B60B35/00 ,  B61F3/04 ,  B61F5/02 ,  B61F5/22 ,  B61F5/26 ,  B61F5/38 ,  B61F5/52

CPC classification number: B61F15/20 ,  B60B35/003 ,  B61F3/04 ,  B61F5/02 ,  B61F5/22 ,  B61F5/26 ,  B61F5/38 ,  B61F5/52

Abstract: A transaxle of a rail vehicle includes: a power assembly; an axle body; a running wheel; a guiding frame; a horizontal wheel; and a connecting rod component, including a first transverse pull rod and a second transverse pull rod, where when the rail vehicle turns left, the horizontal wheel cooperates with a rail beam to drive the guiding frame to swing and drive the first transverse pull rod to move together, and the second transverse pull rod is driven by the first transverse pull rod to drive the running wheel to swing to the left, and when the rail vehicle turns right, the horizontal wheel cooperates with the rail beam to drive the guiding frame to swing and drive the first transverse pull rod to move together, and the second transverse pull rod is driven by the first transverse pull rod to drive the running wheel to swing to the right.

公开(公告)号：US10189351B2

公开(公告)日：2019-01-29

申请号：US16015795

申请日：2018-06-22

Applicant: BYD COMPANY LIMITED

Inventor： Huiyue Liu ,  Chupeng Quan ,  Jian He

IPC: B60K17/16 ,  B60G5/06 ,  B60G21/02 ,  B60L15/20 ,  B60B35/14 ,  B60B35/16 ,  B60K23/04 ,  F16H61/02 ,  B60K1/02 ,  B60K1/00

Abstract: The present disclosure discloses an agitator truck, and the agitator truck includes a frame; a first axle assembly; a second axle assembly, where the second axle assembly and the first axle assembly are disposed along a front-rear direction in a spaced manner, the second axle assembly includes two vehicle axle assemblies that are disposed along the front-rear direction in a spaced manner, each of the vehicle axle assemblies includes an axle case assembly, the axle case assembly includes an axle case component and two half axles, and the two half axles are located inside the axle case component; at least one of the two vehicle axle assemblies is an electric drive axle assembly, the electric drive axle assembly further includes an electric power assembly, the electric power assembly includes a power motor, a transmission, and a differential, the transmission has a transmission case, the power motor is fixed to the transmission case, the differential is supported on the transmission case, the differential is located inside the axle case component, and the transmission case is fixed onto the axle case component; and a suspension system, where each of the vehicle axle assemblies is connected to the frame through the suspension system. The agitator trunk according to the present disclosure high has a compact structure and integration degree and is environmental friendly.

公开(公告)号：US11808334B2

公开(公告)日：2023-11-07

申请号：US17765414

申请日：2020-09-24

Applicant: BYD COMPANY LIMITED

Inventor： Zeming Fang ,  Hailong Wei ,  Chupeng Quan ,  Huiyue Liu

IPC: F16H57/04 ,  F16H37/08 ,  B60B35/12 ,  B60K17/08 ,  B60K17/16

CPC classification number: F16H37/082 ,  B60B35/125 ,  B60K17/08 ,  B60K17/16

Abstract: A drive axle assembly includes a motor; a first shaft and a second shaft. A right planet row mechanism is disposed on the first shaft, and a left planet row mechanism is disposed on the second shaft. A right sun gear of the right planet row mechanism is connected with the first shaft. A left sun gear of the left planet row mechanism is connected with the second shaft. The right sun gear has a right central oil passage and a right radial oil passage. The right central oil passage is in communication with the first shaft. The left sun gear has a left central oil passage and a left radial oil passage. The left central oil passage is in communication with the second shaft. The first shaft is in communication with the second shaft to supply oil to the second shaft.

公开(公告)号：US09944123B2

公开(公告)日：2018-04-17

申请号：US15013834

申请日：2016-02-02

Applicant: BYD COMPANY LIMITED

Inventor： Huiyue Liu ,  Jia Wei ,  Chupeng Quan ,  Hui Chen

IPC: B60B35/16

CPC classification number: B60B35/163 ,  B60B2900/112 ,  B60B2900/113 ,  B60B2900/115 ,  B60B2900/116 ,  B60B2900/531 ,  B60B2900/541

Abstract: An axle housing assembly for a vehicle is provided. The axle housing assembly for a vehicle includes a first axle housing, a second axle housing spaced apart from the first axle housing in a front-rear direction, an upper connector and a lower connector. The upper connector defines a front end connected to the first axle housing and a rear end connected to the second axle housing, and the lower connector is disposed below the upper connector and defines a front end connected the first axle housing and a rear end connected to the second axle housing. A vehicle including the axle housing assembly is also provided.