Patents by Inventor Quanwei Song

Quanwei Song has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20190122781
    Abstract: The present disclosure discloses a photoneutron source and a neutron inspection system. The photoneutron source comprises: an electron accelerating tube for accelerating an electron beam; an X-ray converting target, and the electron beam accelerated by the electron accelerating tube bombards the X-ray converting target to generate X-rays; a photoneutron target, and the X-rays enters the photoneutron target to generates photoneutrons; and a neutron modulation housing provided outside the photoneutron target, and the neutron modulation housing comprises a neutron collimation port for outputting photoneutrons. The present disclosure may directly output a desired neutron beam from the neutron collimation port of the photoneutron source.
    Type: Application
    Filed: October 19, 2018
    Publication date: April 25, 2019
    Inventors: Yigang YANG, Jianmin LI, Dongyu WANG, Hao YU, Weizhen WANG, Weiqiang GUAN, Wei YIN, Wei LI, Quanwei SONG, Yulan LI, Chunguang ZONG, Yaohong LIU, Yuanjing LI, Zhiqiang CHEN, Li ZHANG
  • Patent number: 10197510
    Abstract: The present disclosure relates to vehicle traction apparatus and radiation imaging check systems. One illustrative implementation may comprise two parallel tracks, two sets of traction mechanisms and a driving unit, wherein the tracks are disposed on a ground. The two sets of traction mechanisms may be respectively disposed on the two tracks. Further, the driving unit may be adapted for driving the two sets of traction mechanisms to synchronously move along the two tracks. In some embodiments, each of the two sets of traction mechanisms includes a body, a cantilever, a lifting driving mechanism and a wheel supporting assembly, and may include features such as the body being mounted on the track, the cantilever being disposed parallel to a direction of the tracks, and/or both ends of the cantilever being respectively connected with the lifting driving mechanism and the wheel supporting assembly.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: February 5, 2019
    Assignee: Nuctech Company Limited
    Inventors: Qiangqiang Wang, Quanwei Song, Hongqi Li, Yuan He, Junping Shi, Yucheng Dong, Huaping Li, Chao Guo
  • Publication number: 20190033475
    Abstract: The disclosed technology relates to a ray energy calibration device and method, and a ray imaging system. In one aspect, the ray energy calibration device includes a plurality of wheels arranged to be rotatable about a common shaft and each provided with one or more protruding blocks at respective specific positions of an outer circumference thereof. The ray energy calibration device further includes a plurality of calibration members, with each of the calibration members being configured such that through rotation of a corresponding one of the wheels, the calibration member can be moved to a calibration position by the protruding block at a specific position on the outer circumference of the wheel.
    Type: Application
    Filed: September 19, 2018
    Publication date: January 31, 2019
    Inventors: Yumei Chen, Xinshui Yan, Quanwei Song, Wei Yin, Weiqiang Guan
  • Patent number: 10168446
    Abstract: The present disclosure relates to mobile radiographic inspection systems and lifting devices for mobile radiographic inspection systems, including those, for example, in the field of radiographic detection of large objects such as containers. In one illustrative implementation, the present disclosure describes a lifting device for a mobile radiographic inspection system, the device comprising a driving motor and at least two screw lifters, wherein the driving motor is connected to each of the screw lifters via a transmission, and a lower end of a lifting rod of the screw lifter is configured to connect with a radiographic inspection device. In implementations, the lifting device may further comprise a mounting assembly, which is adapted to connect the lifting device to a vehicle body of the mobile radiographic inspection system.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: January 1, 2019
    Assignees: Nuctech Company Limited, Nuctech Jiangsu Company Limited
    Inventors: Xuping Fan, Quanwei Song, Hui Meng, Shunchang Feng
  • Patent number: 10082597
    Abstract: A mobile inspection system comprises: a stand; a ray source mounted to the stand and configured to generate a ray; a substantially inverted L-shaped detector beam comprising a horizontal detector beam portion and an upright detector beam portion connected to one end of the horizontal detector beam portion; a plurality of detectors configured to receive the ray emitted from the ray source, the plurality of detectors being disposed to at least one of the horizontal detector beam portion and the upright detector beam portion; and a drive device disposed to the stand, connected with the other end of the horizontal detector beam portion, and configured to drive the detector beam to rotate around an upright axis, wherein the ray source and the detector beam rotate synchronously.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: September 25, 2018
    Assignee: Nuctech Company Limited
    Inventors: Quanwei Song, Kejin Gao, Xuping Fan, Liwei Song, Jianmin Li, Shangmin Sun, Yulan Li, Chunguang Zong, Jinning Liang, Sheng Tang
  • Publication number: 20180172604
    Abstract: A movable ray inspection system used to be mounted in a container yard to inspect an object within a container is provided. The movable ray inspection system includes: a ray generator device configured to emit a ray, a ray receiving device configured to receive the ray, and at least one chamber for receiving the ray generator device and the ray receiving device therein. Each of the at least one chamber is configured to be a standard container or a chamber which has a same shape, a same size and a same structure as a standard container such that the movable ray inspection system is adapted to be stacked in the container yard.
    Type: Application
    Filed: November 30, 2017
    Publication date: June 21, 2018
    Inventors: Chunguang Zong, Ying Li, Hejun Zhou, Quanwei Song, Jianmin Li, Yulan Li, Yuanjing Li, Li Zhang, Zhiqiang Chen
  • Publication number: 20180149767
    Abstract: The present invention relates to an inspection system. The inspection system comprises a base, a boom lifting mechanism provided on the base, and a boom mounting a detector. The boom lifting mechanism includes at least two support arms arranged sequentially. The at least two support arms include a base arm and a distal arm. The base arm is connected to the base, the boom is mounted on the distal arm, the inspection system has a scanning state and a transporting state, and two adjacent support arms of the at least two support arms are rotatably connected so that the height of the boom in the scanning state is different from that in the transporting state. The boom lifting mechanism of the inspection system of the present invention lifts the boom by rotatably connecting two adjacent support arms, and presents less required driving force compared to the lifting of the boom directly in a vertical direction in the prior art.
    Type: Application
    Filed: October 9, 2017
    Publication date: May 31, 2018
    Inventors: Xuping Fan, Quanwei Song, Zhiqiang Chen, Shangmin Sun
  • Patent number: 9915751
    Abstract: The present application discloses a detector module, which is arranged on a detector arm, comprising one or a plurality of detector units arranged in a scattered configuration, wherein each of the detector units in the detector module is installed aiming at a beam center of a ray source, thus improving imaging quality and reducing the size of a detector frame drastically.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: March 13, 2018
    Assignees: NUCTECH COMPANY LIMITED, TSINGHUA UNIVERSITY
    Inventors: Kejun Kang, Jianmin Li, Yuanjing Li, Yulan Li, Jingyu Gu, Weizhen Wang, Quanwei Song, Qingjun Zhang, Shenjin Ming, Xuewu Wang, Hui Gong, Tao Xue
  • Patent number: 9910184
    Abstract: The present disclosure discloses an alignment system and an alignment method for a container or vehicle inspection system, and an inspection system. The inspection system comprises comprising an ray source, a collimator, a detector arm and a detector module mounted on a detector arm, the ray source, the collimator and the detector module are arranged to form an inspection passage, a ray beam emitted from the ray source passes through collimator and irradiates onto an inspected object, and an attenuated ray beam is collected by the detector module so as to complete inspection. The alignment system comprises a measuring module arranged to receive the ray beam emitted from the collimator and to measure the ray beam so as to determine positions and orientations of the ray source and the collimator. With the alignment method, alignment between a center point of the ray source, a central line of a detector tip and a central line of the collimator may be more accurately measured.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: March 6, 2018
    Assignees: Tsinghua University, Nuctech Company Limited
    Inventors: Jianmin Li, Yulan Li, Yuanjing Li, Hao Yu, Chunguang Zong, Jingyu Gu, Weifeng Yu, Quanwei Song, Weizhen Wang, Shangmin Sun, Yinong Liu, Junli Li, Chuanxiang Tang
  • Patent number: 9823382
    Abstract: A vehicle mounted mobile container or vehicle inspection system, including: a radiation source, a movable vehicle for carrying the inspection system, and a detector arm rack which has a horizontal arm and a vertical arm, a first end of the horizontal arm is connected to the vehicle and a second end thereof is connected to an end of the vertical arm. The horizontal arm and the vertical arm are connected by a pivotal connecting device such that the vertical arm may pivot in a vertical plane, and the horizontal arm and the vertical arm may be retracted in a same horizontal plane. The novel arm rack construction may reduce the space occupied by it on top of the scanning vehicle after the arm rack is stowed so as to reduce the eight of the scanning vehicle under running condition.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: November 21, 2017
    Assignee: NUCTECH COMPANY LIMITED
    Inventors: Jianmin Li, Yulan Li, Jingyu Gu, Yuanjing Li, Quanwei Song, Weizhen Wang, Dongyu Wang, Zhiqiang Chen, Chaunxiang Tang, Yinong Liu, Junli Li, Tao Xue, Hui Gong, Xuewu Wang
  • Publication number: 20170184512
    Abstract: The present disclosure relates to vehicle traction apparatus and radiation imaging check systems. One illustrative implementation may comprise two parallel tracks, two sets of traction mechanisms and a driving unit, wherein the tracks are disposed on a ground. The two sets of traction mechanisms may be respectively disposed on the two tracks. Further, the driving unit may be adapted for driving the two sets of traction mechanisms to synchronously move along the two tracks. In some embodiments, each of the two sets of traction mechanisms includes a body, a cantilever, a lifting driving mechanism and a wheel supporting assembly, and may include features such as the body being mounted on the track, the cantilever being disposed parallel to a direction of the tracks, and/or both ends of the cantilever being respectively connected with the lifting driving mechanism and the wheel supporting assembly.
    Type: Application
    Filed: September 29, 2016
    Publication date: June 29, 2017
    Inventors: Qiangqiang WANG, Quanwei SONG, Hongqi LI, Yuan HE, Junping SHI, Yucheng DONG, Huaping LI, Chao GUO
  • Publication number: 20170168191
    Abstract: The present disclosure relates to mobile radiographic inspection systems and lifting devices for mobile radiographic inspection systems, including those, for example, in the field of radiographic detection of large objects such as containers. In one illustrative implementation, the present disclosure describes a lifting device for a mobile radiographic inspection system, the device comprising a driving motor and at least two screw lifters, wherein the driving motor is connected to each of the screw lifters via a transmission, and a lower end of a lifting rod of the screw lifter is configured to connect with a radiographic inspection device. In implementations, the lifting device may further comprise a mounting assembly, which is adapted to connect the lifting device to a vehicle body of the mobile radiographic inspection system.
    Type: Application
    Filed: September 23, 2016
    Publication date: June 15, 2017
    Inventors: Xuping FAN, Quanwei SONG, Hui MENG, Shunchang FENG
  • Patent number: 9453935
    Abstract: The present invention discloses a gantry configuration for a combined mobile radiation inspection system comprising a first arm frame, a second arm frame and a third arm frame. The first, second and third arm frames define a scanning channel to allow an inspected object to pass therethrough. The gantry configuration for the combined mobile radiation inspection system further comprises a position sensing device configured to detect a position error between the first arm frame and the second arm frame; and a controller configured to control a moving speed of at least one of the first arm frame and the second arm frame based on the detected position error, so that the position error between the first arm frame and the second arm frame is equal to zero.
    Type: Grant
    Filed: July 2, 2013
    Date of Patent: September 27, 2016
    Assignees: Nuctech Company Limited, Tsinghua University
    Inventors: Jianmin Li, Yuanjing Li, Chunguang Zong, Quanwei Song, Tao Xue, Qingjun Zhang, Sheng Tang
  • Publication number: 20160231453
    Abstract: The present application discloses a detector module, which is arranged on a detector arm, comprising one or a plurality of detector units arranged in a scattered configuration, wherein each of the detector units in the detector module is installed aiming at a beam center of a ray source, thus improving imaging quality and reducing the size of a detector frame drastically.
    Type: Application
    Filed: July 22, 2014
    Publication date: August 11, 2016
    Inventors: Kejun KANG, Jianmin LI, Yuanjing LI, Yulan LI, Jingyu GU, Weizhen WANG, Quanwei SONG, Qingjun ZHANG, Shenjin MING, Xuewu WANG, Hui GONG, Tao XUE
  • Publication number: 20160170074
    Abstract: The present disclosure discloses an alignment system and an alignment method for a container or vehicle inspection system, and an inspection system. The inspection system comprises comprising an ray source, a collimator, a detector arm and a detector module mounted on a detector arm, the ray source, the collimator and the detector module are arranged to form an inspection passage, a ray beam emitted from the ray source passes through collimator and irradiates onto an inspected object, and an attenuated ray beam is collected by the detector module so as to complete inspection. The alignment system comprises a measuring module arranged to receive the ray beam emitted from the collimator and to measure the ray beam so as to determine positions and orientations of the ray source and the collimator. With the alignment method, alignment between a center point of the ray source, a central line of a detector tip and a central line of the collimator may be more accurately measured.
    Type: Application
    Filed: December 11, 2015
    Publication date: June 16, 2016
    Inventors: Jianmin LI, Yulan LI, Yuanjing LI, Hao YU, Chunguang ZONG, Jingyu GU, Weifeng YU, Quanwei SONG, Weizhen WANG, Shangmin SUN, Yinong LIU, Junli LI, Chuanxiang TANG
  • Publication number: 20160170073
    Abstract: A vehicle mounted mobile container or vehicle inspection system, including: a radiation source, a movable vehicle for carrying the inspection system, and a detector arm rack which has a horizontal arm and a vertical arm, a first end of the horizontal arm is connected to the vehicle and a second end thereof is connected to an end of the vertical arm. The horizontal arm and the vertical arm are connected by a pivotal connecting device such that the vertical arm may pivot in a vertical plane, and the horizontal arm and the vertical arm may be retracted in a same horizontal plane. The novel arm rack construction may reduce the space occupied by it on top of the scanning vehicle after the arm rack is stowed so as to reduce the eight of the scanning vehicle under running condition.
    Type: Application
    Filed: December 10, 2015
    Publication date: June 16, 2016
    Inventors: Jianmin LI, Yulan LI, Jingyu GU, Yuanjing LI, Quanwei SONG, Weizhen WANG, Dongyu WANG, Zhiqiang CHEN, Chaunxiang TANG, Yinong LIU, Junli LI, Tao XUE, Hui Gong, Xuewu WANG
  • Publication number: 20160061988
    Abstract: A mobile inspection system comprises: a stand; a ray source mounted to the stand and configured to generate a ray; a substantially inverted L-shaped detector beam comprising a horizontal detector beam portion and an upright detector beam portion connected to one end of the horizontal detector beam portion; a plurality of detectors configured to receive the ray emitted from the ray source, the plurality of detectors being disposed to at least one of the horizontal detector beam portion and the upright detector beam portion; and a drive device disposed to the stand, connected with the other end of the horizontal detector beam portion, and configured to drive the detector beam to rotate around an upright axis, wherein the ray source and the detector beam rotate synchronously.
    Type: Application
    Filed: August 27, 2015
    Publication date: March 3, 2016
    Inventors: Quanwei SONG, Kejin GAO, Xuping FAN, Liwei SONG, Jianmin LI, Shangmin SUN, Yulan LI, Chunguang ZONG, Jinning LIANG, Sheng TANG
  • Publication number: 20150192689
    Abstract: The present invention discloses a gantry configuration for a combined mobile radiation inspection system comprising a first arm frame, a second arm frame and a third arm frame. The first, second and third arm frames define a scanning channel to allow an inspected object to pass therethrough. The gantry configuration for the combined mobile radiation inspection system further comprises a position sensing device configured to detect a position error between the first arm frame and the second arm frame; and a controller configured to control a moving speed of at least one of the first arm frame and the second arm frame based on the detected position error, so that the position error between the first arm frame and the second arm frame is equal to zero.
    Type: Application
    Filed: July 2, 2013
    Publication date: July 9, 2015
    Inventors: Jianmin Li, Yuanjing Li, Chunguang Zong, Quanwei Song, Tao Xue, Qingjun Zhang, Sheng Tang
  • Patent number: 9037342
    Abstract: A detection apparatus comprises a freely-movable integral framework provided with front wheels and rear wheels, characterized in that, a control portion and a scan portion, and a driving mechanism driving said framework to move are provided on said framework, wherein said framework is provided with a first interface for connecting to external power, so that said detection apparatus is driven by external power via the driving mechanism to perform detection while conducting detection on site, and wherein the semitrailer for mounting the framework is provided with a second interface connectable to a traction apparatus so as to connect the detection apparatus and the traction apparatus while carrying out site-changing transportation. Said detection apparatus is not affected by the alteration of the emission standards, has low failure rate and maintenance cost, has zero emission in the detection state, and is pollution-free.
    Type: Grant
    Filed: April 22, 2009
    Date of Patent: May 19, 2015
    Assignee: NUCTECH COMPANY LIMITED
    Inventors: Junping Shi, Shangmin Sun, Jinning Liang, Quanwei Song, Yucheng Wu, Bin Hu, Yanjun Han, Xuejing Yang
  • Patent number: 8599999
    Abstract: Disclosed is detection system for detection an object being conveyed along a convey path, the detection system comprises a DR imaging apparatus and a CT imaging apparatus which is provided at the downstream or upstream of the DR imaging apparatus along the convey path, wherein an average speed at which the object passes the DR imaging apparatus is higher than an average speed at which the object passes the CT imaging apparatus.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: December 3, 2013
    Assignee: Nuctech Company Limited
    Inventors: Hua Peng, Jinyu Zhang, Quanwei Song