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公开(公告)号：US11768312B2
公开(公告)日：2023-09-26
申请号：US17420132
申请日：2020-01-03
Inventor： Quanwei Song , Xuping Fan , Junping Shi , Yuan He , Hui Meng , Chunguang Zong , Yu Hu , Shangmin Sun , Jinguo Cao
IPC: G01V5/00
CPC classification number: G01V5/0016
Abstract: The present disclosure relates to a security inspection device and a transfer method, and the security inspection device includes an arm frame, provided with detectors, and configured to form an inspection channel, a first compartment, internally provided with a radiation source and connected with the arm frame, a protection wall, connected with the first compartment or the arm frame, and configured to perform radiation protection for an object to be protected, and a tire, configured to enable the security inspection device to move relative to the ground, and the arm frame, the first compartment and the protection wall are set to be transported together in a connected state.
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公开(公告)号：US11747510B2
公开(公告)日：2023-09-05
申请号：US17420676
申请日：2020-01-06
Inventor： Chunguang Zong , Quanwei Song , Kejin Gao , Shangmin Sun , Junping Shi , Yuan He , Yu Hu , Feng Wang , Jinguo Cao
CPC classification number: G01V5/0066 , G01N23/10
Abstract: An inspection device is provided, includes a first vehicle body, a radiation source, arranged in the first vehicle body, a second vehicle body, a protective wall, arranged on the second vehicle body, a boom, and detectors, arranged on the boom, and the boom is rotatably connected to the first vehicle body and the second vehicle body, forms an inspection passage together with the first vehicle body and the second vehicle body. The inspection device can improve the adaptability.
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公开(公告)号：US10365397B2
公开(公告)日：2019-07-30
申请号：US15691747
申请日：2017-08-31
Applicant: NUCTECH COMPANY LIMITED
Inventor： Zhiqiang Chen , Yuanjing Li , Shangmin Sun , Yu Hu , Yuan Ma , Qiangqiang Wang , Long Du , Wei Li
Abstract: The present application relates to a container inspection system, comprising a radiation source (31), a radiation detection apparatus and a quay crane for hoisting a container onto an automated guided vehicle, said radiation source (31) and said radiation detection apparatus being provided on said quay crane, for performing a scanning inspection on said container loaded on said vehicle. The present application, which does not need a special allocation of approach of the radiation source and the radiation detection apparatus, conveniently effectuates scanning inspection of a container, and improving the inspection efficiency.
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公开(公告)号：US10285252B2
公开(公告)日：2019-05-07
申请号：US15278043
申请日：2016-09-28
Applicant: Nuctech Company Limited
Inventor： Yu Hu , Shangmin Sun , Juan Zheng , Bicheng Liu
IPC: G21K1/04 , H05G1/30 , G01V5/00 , G01N23/083 , G21K1/10
Abstract: Provided is a dual-energy ray scanning system, which includes a ray source for alternately emitting a high energy ray and a low energy ray; a filter includes a low energy filtering element and a low energy transmitting element; a control device for synchronously controlling the ray source and the filter, and the low energy filtering element includes a plurality of filter sheets, the low energy transmitting element comprises a plurality of transmission sheets, the filter sheets and the transmission sheets are arranged alternately and surround the ray source to form a cavity, and the ray source is located on a central axis of the cavity.
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25.发明申请公开(公告)号：US20180322358A1
公开(公告)日：2018-11-08
申请号：US16022666
申请日：2018-06-28
Applicant: NUCTECH COMPANY LIMITED
Inventor： Shangmin SUN , Yanwei Xu , Qiang Li , Weifeng Yu , Yu Hu
CPC classification number: G06K9/3241 , G06K9/00201 , G06K9/00771 , G06K9/209 , H04N5/33
Abstract: A vehicle type recognition method based on a laser scanner is provided, the method comprising steps of: detecting that a vehicle to be checked has entered into a recognition area; causing a laser scanner to move relative to the vehicle to be checked; scanning the vehicle to be checked using the laser scanner on a basis of columns, and storing and splicing data of each column obtained by scanning to form a three-dimensional image of the vehicle to be checked, wherein a lateral width value is specified for each single column of data; specifying a height difference threshold; and determining a height difference between the height at the lowest position of the vehicle to be checked in data of column N and the height at the lowest position of the vehicle to be checked in data of specified number of columns preceding and/or succeeding to the column N.
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Patent Agency Ranking
公开(公告)号：US12298261B2
公开(公告)日：2025-05-13
申请号：US18013555
申请日：2021-07-02
Applicant: NUCTECH COMPANY LIMITED
Inventor： Zhiqiang Chen , Yuanjing Li , Shangmin Sun , Chunguang Zong , Yu Hu , Huaping Tang , Bicheng Liu , Weizhen Wang
IPC: G01N23/203
Abstract: The present invention relates to a backscatter imaging device, a control method and an inspection system. The backscatter imaging device includes a ray source assembly configured to emit rays to a scanning area; a backscatter detector array including a plurality of backscattering detectors and configured to receive scattered photons when the rays are backscattered by an object within the scanning area; and a first collimator assembly including a plurality of first collimating channels corresponding to the plurality of backscatter detectors respectively, arranged on one side of the backscatter detector array adjacent to the scanning area, and configured to align the scattered photons when the rays are backscattered by the object, and the plurality of backscatter detectors receive scattered photons corresponding to a plurality of depths in the object respectively; and at least part of the plurality of first collimation channels have an adjustable collimation angle.
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公开(公告)号：US11822043B2
公开(公告)日：2023-11-21
申请号：US17420681
申请日：2020-01-03
Inventor： Zhiqiang Chen , Yuanjing Li , Li Zhang , Jianmin Li , Shangmin Sun , Chunguang Zong , Yu Hu , Quanwei Song , Hejun Zhou , Weifeng Yu , Jinguo Cao , Bing Fu
IPC: G01N23/04 , G01N23/083 , G01N23/087 , G01N23/10 , G01V5/00 , G01N23/18
CPC classification number: G01V5/0066 , G01N23/04 , G01N23/083 , G01N23/087 , G01N23/10 , G01N23/18 , G01V5/0008 , G01V5/0016 , G01V5/0041 , G01N2223/04 , G01N2223/3303 , G01N2223/40 , G01N2223/639
Abstract: The present disclosure provides a radiation inspection apparatus and a radiation inspection method. The radiation inspection apparatus includes: a radiation inspection device comprising a ray source and a detector that cooperates with the ray source to perform scanning inspection on an object to be inspected, the radiation inspection device having an inspection channel for the object to be inspected to pass through when scanning inspection is performed thereon; and traveling wheels provided at the bottom of the radiation inspection device to enable the radiation inspection apparatus to travel in an extension direction of the inspection channel, and the traveling wheels are configured to rotate 90° to enable the radiation inspection apparatus to travel in a direction perpendicular to the extension direction of the inspection channel.
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公开(公告)号：US11822040B2
公开(公告)日：2023-11-21
申请号：US17255394
申请日：2020-01-06
Inventor： Yanwei Xu , Weifeng Yu , Yu Hu , Chunguang Zong , Shangmin Sun
IPC: G01S17/894 , G01V5/00
CPC classification number: G01V5/0016 , G01S17/894 , G06V2201/08
Abstract: The present disclosure relates to a security scanning inspection system and method. The security scanning inspection system comprises a detector, a scanning device and a controller, wherein the detector is configured to detect a protective attribute of an object to be inspected; the scanning device is movably arranged and the scanning device is configured to emit a scanning ray during movement to perform a security scanning inspection on the object to be inspected, the scanning device comprising at least two working modes, wherein a dose of a scanning ray in each working mode is different from a dose of a scanning ray in any other working modes; and the controller configured to select a working mode of the scanning device according to the protective attribute of the object to be inspected detected by the detector.
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公开(公告)号：US11422070B2
公开(公告)日：2022-08-23
申请号：US16989123
申请日：2020-08-10
Applicant: NUCTECH COMPANY LIMITED , Tsinghua University
Inventor： Qingjun Zhang , Yuanjing Li , Zhiqiang Chen , Jianmin Li , Shangmin Sun , Yaohong Liu , Weiping Zhu , Qiufeng Ma , Ge Li , Biao Cao , Zheng Liang , Ying Li , Yu Hu
IPC: G01N1/24 , G01N27/622
Abstract: A sampling probe, an automatic sampling device, and a container detection system are provided. The sampling probe includes: a mounting base; a housing mounted on the mounting base, a first accommodation chamber having an opening being defined in the housing, and an exhaust hole in communication with the first accommodation chamber and outside of the housing being formed in the housing; a coupling portion formed on an outer edge of the opening of the first accommodation chamber and formed to be hermetically coupled with an air outlet of a container; and a suction device mounted on the housing and configured to suck gas in the container into the first accommodation chamber through the air outlet. The sampling probe may collect the odor of toxic and harmful gases/hazardous chemicals inside the container at the air outlet of the container, without destroying the overall structure of the container.
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公开(公告)号：US20180059282A1
公开(公告)日：2018-03-01
申请号：US15691747
申请日：2017-08-31
Applicant: Nuctech Company Limited
Inventor： Zhiqiang Chen , Yuanjing Li , Shangmin Sun , Yu Hu , Yuan Ma , Qiangqiang Wang , Long Du , Wei Li
IPC: G01V5/00
CPC classification number: G01V5/0066 , B66C13/16 , B66C19/002 , G01V5/0008
Abstract: The present application relates to a container inspection system, comprising a radiation source (31), a radiation detection apparatus and a quay crane for hoisting a container onto an automated guided vehicle, said radiation source (31) and said radiation detection apparatus being provided on said quay crane, for performing a scanning inspection on said container loaded on said vehicle. The present application, which does not need a special allocation of approach of the radiation source and the radiation detection apparatus, conveniently effectuates scanning inspection of a container, and improving the inspection efficiency.
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