Patents Assigned to CRRC QINGDAO SIFANG CO., LTD.
  • Publication number: 20200001554
    Abstract: The invention relates to a method for connecting a connection piece to a U-shaped ring anchor for a head module for rail vehicles, the head module consisting predominantly of fiber-reinforced plastic material and having an outer shell and the ring anchor consisting of fiber-reinforced plastic material and being arranged in the roof region of the outer shell as a stiffening means. According to the method, connecting elements are fed through the dry or matrix-material-impregnated, unconsolidated fiber reinforcement structure of the ring anchor.
    Type: Application
    Filed: February 5, 2018
    Publication date: January 2, 2020
    Applicants: CRRC QINGDAO SIFANG CO., LTD., CG RAIL - CHINESISCH-DEUTSCHES FORSCHUNGS-UND ENTWICKLUNGSZENTRUM FOR BAHN- UND VERKEHRSTECHNIK
    Inventors: Jian DU, Peng LIN, Dongfang CHEN, Zhengmin ZHANG, Yonggui ZHANG, Chunpeng CAO, Werner HUFENBACH, Andreas ULBRICHT
  • Publication number: 20200001904
    Abstract: A connecting element for fastening connection pieces to fiber composite components made of at least one fiber layer and of matrix material is provided, the connecting element has a screw- or bolt-like shape, the connecting element includes a tip at one end thereof, which tip supports the penetration of the fiber layers of the fiber composite component in the dry or matrix-impregnated, unconsolidated state, and comprising a casing in the region that comes in contact with matrix material of the fiber composite component, but at least in the region that comes in contact with the reinforcing fibers of the fiber composite component.
    Type: Application
    Filed: February 8, 2018
    Publication date: January 2, 2020
    Applicants: CRRC QINGDAO SIFANG CO., LTD., CG RAIL - CHINESISCH-DEUTSCHES FORSCHUNGS- UND ENTWICKLUNGSZENTRUM FÜR BAHN- UND VERKEHRSTECHNIK DRE
    Inventors: Yunshuang MA, Shuxiang CHEN, Yongfeng TAI, Jinghai JIAO, Zhengyu SONG, Jiajie HE, Werner HUFENBACH, Andreas ULBRICHT
  • Publication number: 20200001903
    Abstract: The application relates to a crash system for the head module of a rail vehicle, said head module being detachably fixed to the front face of a subsequent railcar unit without additional underframe. The crash system has a crash conduction element that carries a crash box at its front end and the back end of which is fixed to the underframe support of the subsequent railcar unit. In the event of a crash, crash forces are thus absorbed by the underframe of the subsequent railcar unit.
    Type: Application
    Filed: February 6, 2018
    Publication date: January 2, 2020
    Applicants: CRRC QINGDAO SIFANG CO., LTD., CG RAIL - CHINESISCH-DEUTSCHES FORSCHUNGS-UND ENTWICKLUNGSZENTRUM FOR BAHN- UND VERKEHRSTECHNIK
    Inventors: Sansan DING, Honglei TIAN, Peng LIN, Junshuang CAI, Qing XU, Letian TENG, Dawei RUAN, Chongcheng ZHONG, Werner HUFENBACH, Andreas ULBRICHT
  • Patent number: 10518789
    Abstract: A coupler assembly, arranged at a front end of a vehicle head of a rail vehicle, includes: a coupler mounting base fixed to the vehicle head; a coupler fixedly mounted to the coupler mounting base, and a supporting component provided at each of two sides of the coupler mounting base. The supporting component has a guiding slide way inclined longitudinally, a front end of the guiding slide way is higher than a rear end of the guiding slide way; a sliding component is fixedly provided at each of the two sides of the coupler mounting base, and the sliding component slidably cooperates with the guiding slide way at a respective side; and the coupler assembly is configured such that in an initial state, the coupler mounting base is fixedly connected to the supporting component, and the sliding component is located at a front end of the guiding slide way.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: December 31, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Shizhong Zhao, Yonggui Zhang, Aiqin Tian, Sansan Ding, Guidong Tao, Quanwei Che, Yangyang Yu
  • Publication number: 20190389494
    Abstract: A car body has at least: two lateral walls, each of which is made of a lower and upper longitudinal member that are connected by multiple lateral wall segments and vertically arranged columns, a roof, a base, two end walls or one end wall, and a head module, wherein the lower longitudinal members of the two lateral walls are connected to the base by means of connection elements in the longitudinal direction of the car body, and the upper longitudinal members of the two lateral walls are connected to the roof by means of connection elements in the longitudinal direction of the car body. The lower and upper longitudinal members are designed as multichamber hollow profiled sections which are continuous over the entire length of the car body, the lower and upper longitudinal members are made of fiber-reinforced plastic, and the connection elements at least partly consist of metal.
    Type: Application
    Filed: February 6, 2018
    Publication date: December 26, 2019
    Applicants: CRRC QINGDAO SIFANG CO., LTD., CG RAIL - CHINESISCH-DEUTSCHES FORSCHUNGS- UND ENTWICKLUNGSZENTRUM FüR BAHN-UND VERKEHRSTECHNIK DRES
    Inventors: Sansan DING, Jianying LIANG, Jian DU, Qinshu TU, Chuangang LIU, Hong LI, Yunqi SHI, Werner HUFENBACH, Andreas ULBRICHT
  • Patent number: 10507847
    Abstract: A central traction device for a straddling monorail train includes a traction pin and a traction beam. A central sleeve is provided at the center of the traction beam, and the traction pin is mounted in the central sleeve. An inner cavity of the central sleeve has a corset-shaped structure having large diameters on an upper end and a lower end and a small diameter at a middle part, forming double tapered bevels, and a resilient rubber bush is provided between an inner wall of the central sleeve and the traction pin. The device has a simple and compact overall structure and facilitates connection and separation between the train body and the bogie; by providing the lift assembly, the traction device is fixedly connected to the frame, thus the traction device can be wholly lifted; and operation process and environment of raising and lowering the vehicle are improved.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: December 17, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Jinming Zhou, Yuejun Zhang, Huijie Zhang, Lijun Ma, Xiaojun Lv, Haiqin Zhao, Xiaojiang Zhou, Shuliang Song, Wei Zhao, Yujie Shi, Chaozhi Zhai
  • Publication number: 20190351630
    Abstract: The application relates to a method for producing a hollow support from a fiber composite material, to a core designed as a hollow body, to the use of said core, and to the use of said hollow support made from fiber composite material.
    Type: Application
    Filed: February 1, 2018
    Publication date: November 21, 2019
    Applicants: CRRC QINGDAO SIFANG CO., LTD., CG RAILl -CHINESISCH-DEUTSCHES FORSCHUNGS-UND ENTWICKLUNGSZENTRUM FüR BAHN-
    Inventors: Sansan DING, Xiaojun DENG, Yuwen LIU, Xu CHEN, Li DONG, Mao CAI, Xu ZHANG, Werner HUFENBACH, Andreas ULBRICHT
  • Patent number: 10471975
    Abstract: An anti-derailment safety device is in a shape of an inverted letter L and includes a transverse portion and a longitudinal portion perpendicular to the transverse portion at a side below the transverse portion; two sides of the transverse portion in a width direction of the transverse portion are each provided with an installation seat formed by a wing plate extending outwardly, and bolt holes are provided on the installation seat; and an inner side surface of the longitudinal portion is a stopping surface.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: November 12, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Zhenxian Zhang, Lijun Ma, Xiaolong Zou, Rongsheng Kuai, Zhibo Zhang
  • Patent number: 10464524
    Abstract: Disclosed is an alarming and unlocking device. The alarming and unlocking device is installed in a passenger carriage and includes a control switch (10), a communication device, and a locking device, wherein the control switch (10) is provided with an alarming position (11) and an unlocking position (12); the control switch (10) is in signal connection with the communication device; when the control switch (10) is located at the alarming position (11), the communication device is started to receive and send a voice signal; the locking device is installed on a door so as to control the door to lock or unlock; the control switch (10) is in signal connection with the locking device; and when the control switch (10) is located at the unlocking position (12), the locking device performs an unlocking operation. According to the alarming and unlocking device, the problem that a structure for an alarming and unlocking device on a vehicle is relatively complex in the conventional art is solved.
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: November 5, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Bo Chen, Xiaojie Yu, Lijun Ma, Qing Tian, Huiqing Zhang, Qingjun Han, Xin Jiang, Jianying Liang
  • Publication number: 20190329800
    Abstract: A coupler assembly, arranged at a front end of a vehicle head of a rail vehicle, includes: a coupler mounting base fixed to the vehicle head; a coupler fixedly mounted to the coupler mounting base, and a supporting component provided at each of two sides of the coupler mounting base. The supporting component has a guiding slide way inclined longitudinally, a front end of the guiding slide way is higher than a rear end of the guiding slide way; a sliding component is fixedly provided at each of the two sides of the coupler mounting base, and the sliding component slidably cooperates with the guiding slide way at a respective side; and the coupler assembly is configured such that in an initial state, the coupler mounting base is fixedly connected to the supporting component, and the sliding component is located at a front end of the guiding slide way.
    Type: Application
    Filed: September 29, 2017
    Publication date: October 31, 2019
    Applicant: CRRC Qingdao Sifang Co., Ltd.
    Inventors: Shizhong ZHAO, Yonggui ZHANG, Aiqin TIAN, Sansan DING, Guidong TAO, Quanwei CHE, Yangyang YU
  • Publication number: 20190322296
    Abstract: The invention relates to bogies for railway vehicles with at least two wheelsets mounted in axleboxes and at least one transverse member. The bogies are in particular characterized in that they have a lightweight design and can be produced at low cost. The axleboxes of a wheelset are articulated to the transverse member via two axle levers so that the axle levers form an H shape with the axleboxes and the transverse member. The transverse member has at least two torsion bars arranged in parallel to the axles of the wheelsets, said torsion bars being firmly connected to the transverse member. The torsion bars have spring levers so that the end portion of the spring lever not connected to the torsion bar acts upon the axlebox.
    Type: Application
    Filed: December 7, 2017
    Publication date: October 24, 2019
    Applicants: CRRC QINGDAO SIFANG CO., LTD., CG RAIL - CHINESISCH-DEUTSCHES FORSCHUNGS-UND ENTWICKLUNGSZENTRUM FÜR BAHN- UND VERKEHRSTECHNIK
    Inventors: Lijun MA, Pingyu ZHOU, Houli SUN, Xiongfei ZHANG, Yunjie FAN, Xiaoming WANG, Werner HUFENBACH, Andreas ULBRICHT
  • Patent number: 10416222
    Abstract: A method and a system for detecting a pantograph-catenary electric arc based on a train power supply system are provided. The method includes: boosting, by a booster transformer, a voltage of alternating current transmitted via an electric network, to generate high voltage electrical energy, where a high voltage and a great current are generated in a gap between a catenary wire and a pantograph in a discharging circuit with the high voltage electrical energy; and collecting an electric arc generated in the gap between the catenary wire and the pantograph in a case of the high voltage and the great current.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: September 17, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Buchao Jia, Jinghai Jiao, Fangdong Hou, Jianhong You, Zhiguo Yu, Haijun Zhou, Pankui Yang
  • Patent number: 10411503
    Abstract: An auxiliary power supply device for a multiple-unit train is provided. A normally-open main contact of a three-phase isolation contactor is connected in series between a three-phase four-wire bus of a first unit and a three-phase four-wire bus of a second unit, and a coil of the three-phase isolation contactor is connected in series in a power supply circuit of the first unit and a power supply circuit of the second unit; a control circuit of the first unit controls the power supply circuit of the first unit to be energized when the three-phase four-wire bus of the first unit supplies power, to close the normally-open main contact; and the control circuit of the second unit controls the power supply circuit of the second unit to be energized when the three-phase four-wire bus of the second unit supplies power to close the normally-open main contact.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: September 10, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Jiansheng Zhou, Jinghai Jiao, Yanzun Yu, Buzhao Niu, Fujie Jiang, Donghua Wu
  • Patent number: 10401257
    Abstract: A device for testing a flow field state within a high-speed train bogie cabin; the periphery of a bogie consists of apron plates and end plates; the test device comprises: a plurality of test points evenly distributed on the inner walls of the apron plates and end plates, a plurality of image pickup devices installed in the bogie cabin, a smoke generator communicating with an inner cavity of the bogie via pipes, and one or more smoke exits provided on top of the bogie; each test point is connected to a test tape, and the distance between the test points is more than twice the test tape length. The test device monitors and records in real time the air flow direction at the end plates and apron plates by means of viewing of a fluorescent test tape. Also provided is a method of testing a flow field state within a high-speed train bogie cabin.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: September 3, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Yundong Han, Dawei Chen, Peng Lin, Shanqiang Fu, Weibin Wang, Xiaojun Deng, Hongju Cui, Shaoqing Liu, Zhiqiang Zhang
  • Patent number: 10393628
    Abstract: A rail vehicle collision test rig used for a collision test on a tested vehicle is provided, and includes: a track configured to support and guide the tested vehicle; a small vehicle configured to push the tested vehicle; a drive motor configured to drive the small vehicle to advance and arranged at a first end of the track; a first rotating hub arranged at the first end of the track and connected to the drive motor; a brake motor configured to brake the small vehicle; a second rotating hub arranged at the second end of the track and connected to the brake motor; a connecting rope wound on the first rotating hub and the second rotating hub; a detector configured to detect a velocity and a position of the tested vehicle; and a controller connected to the detector and is allowed to be in communication with the detector.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: August 27, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Zhixiang Liu, Wanjing Wang, Zhiqiang Zhang, Yiping Chen, Weihua Wang
  • Patent number: 10377393
    Abstract: A high-speed rail train bogie frame includes side sills and cross beams located between the side sills, and each of the side sills is provided with an air spring seat configured to install an air spring; wherein each of the cross beams has a seamless steel tube structure; the frame further includes a passage, and a main air chamber of the air spring and a cavity of the cross beam are in communication with each other through the passage; and an anti-roll bar seat configured to install an anti-roll bar is welded below the side sill, and the anti-roll bar seat is in a circular arc transition with a bottom of the side sill, to form a dovetail structure.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: August 13, 2019
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Zhenxian Zhang, Xiaoyan Li, Pingyu Zhou, Xiaowen Song, Xiaoming Wang
  • Publication number: 20190241200
    Abstract: Provided are a railway vehicle carriage structure and a railway vehicle. Doors (9) enabling passengers to board and alight are provided on two sides of a vehicle body of at least one end part of a carriage (1, 2), a region directly between the doors is a vestibule (12), and the space of the vestibule (12) is substantially circular. This type of carriage structure enlarges the passing space in the vestibule (12) for people, can effectively relieve the state of overcrowding when a large number of people are boarding and alighting, and increases the comfort of passengers of railway vehicles.
    Type: Application
    Filed: August 26, 2017
    Publication date: August 8, 2019
    Applicant: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Dawei CHEN, Huaxin HU, Qingjing DONG, Lan LIN
  • Publication number: 20190217874
    Abstract: A double-track vehicle, comprising upper and lower carriages, which are respectively a passenger carriage (1) for providing passenger seats and a cargo carriage (2) for placing cargo, the passenger carriage (1) and the cargo carriage (2) being respectively provided with a passenger door (3) for passengers to get on and off and a cargo door (4) for loading and unloading cargo. The vehicle carries out simultaneous transport of passengers and cargo, allowing for the function of the rail vehicle to no longer be singular and largely reducing transport and maintenance costs. At the same time, passenger transport and cargo transport are divided into two layers, which completely separates cargo transport and passenger transport, thereby providing passengers with a comfortable seating environment and improving seating safety.
    Type: Application
    Filed: August 26, 2017
    Publication date: July 18, 2019
    Applicant: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Xiaojun DENG, Peng LIN, Liangkui JIANG, Li DONG, Huaxin HU, Qingjing DONG, Lan LIN
  • Publication number: 20190135254
    Abstract: A method, device and system for cutting a bogie brake off are disclosed. The method includes that: when a bogie brake is not able to be relieved, a cutting-off instruction output from an Operating Control Center (OCC) is received, wherein the cutting-off instruction is used for triggering an action of cutting the bogie brake off; a logic operation is performed on the cutting-off instruction to obtain an isolation control instruction; and an electromagnetic valve corresponding to a bogie is controlled to act according to the isolation control instruction, so as to cut the bogie brake off. According to the method, the technical problem that a brake cutting-off valve is set under a passenger seat to cut a single bogie brake off in the existing urban rail vehicle, but the requirements of an unmanned vehicle cannot be met is solved.
    Type: Application
    Filed: June 12, 2017
    Publication date: May 9, 2019
    Applicant: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Xiangbo WANG, Xiaodong WANG, Hongping ZHANG, Hongguang CUI, Shoufeng WANG, Jie LIANG, Xin JIANG
  • Publication number: 20190126818
    Abstract: A rail vehicle lighting device includes: a plurality of short lighting fixtures assembled into a long lighting fixture having a shape matching with a shape of an irregular interior decoration. Each of the short lighting fixtures is provided with a section body. A light source is provided on the section body. The section body is twisted such that included angles between each of the light sources and a horizontal plane are consistent. In the rail vehicle lighting device, the plurality of short lighting fixtures is assembled into the long lighting fixture having the shape matching with the shape of the irregular interior decoration, thereby satisfying a requirement on a shape of a lighting fixture. By arranging the twisted section body, respective points of the long lighting fixture have consistent light source illumination angles, thereby achieving a satisfactory illumination effect inside a carriage having an irregular interior decoration, and accordingly improving the appearance of the carriage.
    Type: Application
    Filed: December 5, 2016
    Publication date: May 2, 2019
    Applicant: CRRC Qingdao Sifang Co., Ltd.
    Inventors: Haiyan ZHANG, Yongxu LI, Long ZHAO, Xueliang WANG, Keshu ZHANG, Zhiguo LI