专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20170068017A1 SAFETY INSPECTION APPARATUS 审中-公开
标题翻译：安全检查装置
公开(公告)号：US20170068017A1
公开(公告)日：2017-03-09
申请号：US15230316
申请日：2016-08-05
申请人： NUCTECH COMPANY LIMITED , NUCTECH JIANGSU COMPANY LIMITED
发明人： Ziran ZHAO , Zhiqiang Chen , Wanlong Wu , Li Zhang , Yingkang Jin , Ming Ruan
IPC分类号： G01V5/00
CPC分类号： G01V5/0016
摘要： A safety inspection apparatus is disclosed in embodiments of the present invention. The safety inspection apparatus includes: an x-ray source including a ray emission focal spot; and a plurality of detector modules each of which has a ray receiving surface, and which are arranged along a plurality of straight line segments. The plurality of straight line segments include a first straight line segment and two second straight line segments, and, the two second straight line segments extend from the two ends of the first straight line segment towards the x-ray source side, respectively. In a plane where the sectorial ray beam is located, a normal to the ray receiving surface of each of the detector modules at a midpoint of the ray receiving surface of the each of the detector modules passes generally through the ray emission focal spot of the x-ray source.
摘要翻译：在本发明的实施例中公开了一种安全检查装置。安全检查装置包括：x射线源，包括射线发射焦点; 以及多个检测器模块，每个检测器模块具有一个光线接收表面，并沿着多条直线段布置。多个直线段包括第一直线段和两个第二直线段，并且两个第二直线段分别从第一直线段的两端朝向x射线源侧延伸。在扇形射线束所在的平面中，每个检测器模块的射线接收表面的中点处的每个检测器模块的射线接收表面的法线通常通过x的射线发射焦斑来源。

2. 发明授权

US10371854B2 Safety inspection apparatus 有权
公开(公告)号：US10371854B2
公开(公告)日：2019-08-06
申请号：US15230316
申请日：2016-08-05
申请人： NUCTECH COMPANY LIMITED , NUCTECH JIANGSU COMPANY LIMITED
发明人： Ziran Zhao , Zhiqiang Chen , Wanlong Wu , Li Zhang , Yingkang Jin , Ming Ruan
IPC分类号： G01V5/00
摘要： A safety inspection apparatus is disclosed in embodiments of the present invention. The safety inspection apparatus includes: an x-ray source including a ray emission focal spot; and a plurality of detector modules each of which has a ray receiving surface, and which are arranged along a plurality of straight line segments. The plurality of straight line segments include a first straight line segment and two second straight line segments, and, the two second straight line segments extend from the two ends of the first straight line segment towards the x-ray source side, respectively. In a plane where the sectorial ray beam is located, a normal to the ray receiving surface of each of the detector modules at a midpoint of the ray receiving surface of the each of the detector modules passes generally through the ray emission focal spot of the x-ray source.

3. 发明授权

US10458928B2 Collimating device and ray inspection device 有权
公开(公告)号：US10458928B2
公开(公告)日：2019-10-29
申请号：US15578131
申请日：2016-05-19
申请人： Nuctech Company Limited , Nuctech Jiangsu Company Limited
发明人： Zhiqiang Chen , Wanlong Wu , Ziran Zhao , Guangwei Ding , Ming Ruan , Xilei Luo
IPC分类号： G21K1/02 , G01N23/223 , G01N23/083 , G01N23/02
摘要： Embodiments of the present disclosure provide a collimating device and a ray inspection device. The collimating device comprises: a beam guiding cylinder, a first collimator mounted at an inlet end of the beam guiding cylinder; a second collimator mounted an outlet end of the beam guiding cylinder; a beam guiding cylinder adjusting device disposed adjacent to the inlet of the beam guiding cylinder to adjust a direction of the beam guiding cylinder such that the first collimator is aligned with the first direction. The outlet end of the beam guiding cylinder is fixed to the frame and the second collimator is aligned with an object to be irradiated by a radiation beam, and the beam guiding cylinder is configured to have flexibility to allow the adjusting device to adjust a direction towards which the inlet end of the beam guiding cylinder is directed, in a direction transverse to the first direction.

4. 发明授权

US10446288B2 Ray beam guiding device and ray inspection apparatus having the same 有权
公开(公告)号：US10446288B2
公开(公告)日：2019-10-15
申请号：US15578138
申请日：2016-07-12
申请人： Nuctech Company Limited , Nuctech Jiangsu Company Limited
发明人： Zhiqiang Chen , Yuanjing Li , Ziran Zhao , Wanlong Wu , Junli Li , Ming Ruan , Guangwei Ding
IPC分类号： G21K1/02 , G01N23/223 , H05G1/02 , G21F3/00
摘要： The present invention provides a ray beam guiding device for guiding a ray beam in a ray inspection apparatus. The ray beam guiding device is provided in a housing of the ray inspection apparatus, and two ends of the ray beam guiding device are connected to a front collimator and a rear collimator, respectively. The ray beam guiding device comprises a plurality of guiding walls and a guiding cavity surrounded by the guiding walls. The guiding wall is formed of a first material which is capable of absorbing rays or the first material is coated on an inside of the guiding wall, and the guiding cavity has a central axis extending in a direction from the rear collimator to the front collimator, and the ray beam guiding device further comprises at least one fin plate provided in the guiding cavity of the ray beam guiding device. The at least one fin plate is configured for blocking and/or absorbing scattered rays.

5. 发明申请

US20180308602A1 RAY BEAM GUIDING DEVICE AND RAY INSPECTION APPARATUS HAVING THE SAME 审中-公开
公开(公告)号：US20180308602A1
公开(公告)日：2018-10-25
申请号：US15578138
申请日：2016-07-12
申请人： Nuctech Company Limited , Nuctech Jiangsu Company Limited
发明人： Zhiqiang Chen , Yuanjing Li , Ziran Zhao , Wanlong Wu , Junli Li , Ming Ruan , Guangwei Ding
IPC分类号： G21K1/02
CPC分类号： G21K1/025 , G21F3/00 , H05G1/02
摘要： The present invention provides a ray beam guiding device for guiding a ray beam in a ray inspection apparatus. The ray beam guiding device is provided in a housing of the ray inspection apparatus, and two ends of the ray beam guiding device are connected to a front collimator and a rear collimator, respectively. The ray beam guiding device comprises a plurality of guiding walls and a guiding cavity surrounded by the guiding walls. The guiding wall is formed of a first material which is capable of absorbing rays or the first material is coated on an inside of the guiding wall, and the guiding cavity has a central axis extending in a direction from the rear collimator to the front collimator, and the ray beam guiding device further comprises at least one fin plate provided in the guiding cavity of the ray beam guiding device. The at least one fin plate is configured for blocking and/or absorbing scattered rays.

6. 发明申请

US20180292333A1 COLLIMATING DEVICE AND RAY INSPECTION DEVICE 审中-公开
公开(公告)号：US20180292333A1
公开(公告)日：2018-10-11
申请号：US15578131
申请日：2016-05-19
申请人： Nuctech Company Limited , Nuctech Jiangsu Company Limited
发明人： Zhiqiang Chen , Wanlong Wu , Ziran Zhao , Guangwei Ding , Ming Ruan , Xilei Luo
IPC分类号： G01N23/083
CPC分类号： G01N23/083 , G01N23/02 , G01N2223/316 , G21K1/025
摘要： Embodiments of the present disclosure provide a collimating device and a ray inspection device. The collimating device comprises: a beam guiding cylinder, a first collimator mounted at an inlet end of the beam guiding cylinder; a second collimator mounted an outlet end of the beam guiding cylinder; a beam guiding cylinder adjusting device disposed adjacent to the inlet of the beam guiding cylinder to adjust a direction of the beam guiding cylinder such that the first collimator is aligned with the first direction. The outlet end of the beam guiding cylinder is fixed to the frame and the second collimator is aligned with an object to be irradiated by a radiation beam, and the beam guiding cylinder is configured to have flexibility to allow the adjusting device to adjust a direction towards which the inlet end of the beam guiding cylinder is directed, in a direction transverse to the first direction.

7. 发明授权

US11994492B2 Gas analysis device and method for detecting sample gas 有权
公开(公告)号：US11994492B2
公开(公告)日：2024-05-28
申请号：US17806805
申请日：2022-06-14
申请人： Nuctech Company Limited
发明人： Yan Wang , Qingjun Zhang , Yuanjing Li , Zhiqiang Chen , Jianmin Li , Yaohong Liu , Ge Li , Zhongyuan Hao , Nei Yang , Guangqin Li
IPC分类号： H01J49/42 , G01N27/623 , H01J49/00 , H01J49/06
CPC分类号： G01N27/623 , H01J49/0031 , H01J49/061 , H01J49/424 , H01J49/4265
摘要： The present disclosure provides a gas analysis device and a method for detecting sample gas. The gas analysis device includes: an ion mobility spectrometer including an ion mobility tube, an ion gate, a plurality of electrodes, a suppression grid, and a Faraday plate sequentially disposed in the ion mobility tube, wherein the Faraday plate is configured to receive sample ions discharged from the suppression grid, and the Faraday plate is provided with a through hole; a mass spectrometer; a gate valve disposed between the Faraday plate and an ion inlet of the mass spectrometer; and a controller configured to control an opening or closing of the gate valve to allow the sample ions discharged from the suppression grid to flow into the mass spectrometer through the through hole of the Faraday plate when the gate valve is opened.

8. 发明授权

US11925183B2 Static CT detection device 有权
公开(公告)号：US11925183B2
公开(公告)日：2024-03-12
申请号：US17661257
申请日：2022-04-28
申请人： Tsinghua University , Nuctech Company Limited
发明人： Zhiqiang Chen , Li Zhang , Qingping Huang , Yong Zhou , Hui Ding , Chao Ji
IPC分类号： G01N23/046 , A22B5/00 , G01N23/083 , G01N23/18 , G01N33/12
CPC分类号： A22B5/007 , G01N23/046 , G01N23/083 , G01N23/18 , G01N33/12 , G01N2223/1016 , G01N2223/204 , G01N2223/30 , G01N2223/3307 , G01N2223/3308 , G01N2223/419 , G01N2223/5015 , G01N2223/618 , G01N2223/643
摘要： The present disclosure relates to a static CT detection device, including: a shielding body, formed with a detection channel through which an object under detection can pass; a ray source, emitting rays for detecting the object under detection when the object under detection passes through the detection channel; and a detector, for acquiring the rays emitted by the ray source and having passed through the detection channel, wherein the shielding body is formed with an opening portion, and the opening portion extends from an inlet of the detection channel to an outlet of the detection channel.

9. 发明授权

US11613913B2 Intelligent lock 有权
公开(公告)号：US11613913B2
公开(公告)日：2023-03-28
申请号：US15733351
申请日：2020-01-13
申请人： Nuctech Company Limited , Tsinghua University
发明人： Zhiqiang Chen , Yuanjing Li , Xianghao Wu , Shiguo Liu , Dawei Shi
IPC分类号： E05B47/00 , E05B47/06 , E05B67/06
摘要： The present disclosure provides an intelligent lock. In an embodiment, the intelligent lock includes: a lock body having a lock hole; a lock lever, the lock lever being capable of being plugged into and being unplugged out of the lock hole of the lock body; a first restricting member movably provided inside the lock body, and capable of being moved and latched into the lock hole to restrict the plugging of the lock lever into the lock hole or the unplugging of the lock lever out of the lock hole; a second restricting member movably provided inside the lock body, and capable of being abutted against the first restricting member so as to restrict a movement of the first restricting member; a detecting device provided in the lock body, and configured to detect the plugging operation of the lock lever into the lock hole or the unplugging operation of the lock lever out of the lock hole and to send a detection signal; and a main control element communicatively connected to the detecting device, and configured to determine a locking state of the intelligent lock in accordance with the detection signal sent by the detecting device.

10. 发明授权

US11369333B2 Method and apparatus for detecting dose distribution of article 有权
公开(公告)号：US11369333B2
公开(公告)日：2022-06-28
申请号：US16946508
申请日：2020-06-24
申请人： Tsinghua University , Nuctech Company Limited , Nucway Company Limited
发明人： Zhiqiang Chen , Yuanjing Li , Zhiwei Han , Guang Yang , Huaili Qin , Wenyuan Qi , Shan Kuang , Aifeng Liang , Yanqin Liu
IPC分类号： A61B6/00 , A61B6/02
摘要： The present disclosure provides a method and apparatus for detecting a dose distribution of an article. The method includes performing a fluoroscopy scanning on the article to be detected, to obtain mass data per unit area or unit volume for each point of the article to be detected; obtaining corresponding dose distribution data based on the mass data per unit area or unit volume and a preset mapping model, wherein the preset mapping model includes a mapping relationship between mass per unit area or unit volume and the dose distribution of the article under irradiation of a preset amount of energy; and matching the dose distribution data with a fluoroscopy image of the article to be detected, to generate and display a radiation image.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式