Nuctech Company Limited

Tsinghua University

Other

Nutech Company Limited

Nuctech Jiangsu Company Limited

Nuctech (beijing) Company Limited

Quanwei Song

Zhiqiang Chen

Li Ni Zhang

Wei Li

Yuanjing Li

Yue Li

Shangmin Sun

Jianmin Li

Chunguang Zong

Hua Peng

Yulan Li

Xuewu Wang

Jinning Liang

Weizhen Wang

Yu Hu

Bin Hu

Yinong Liu

Kejun Kang

Yuan He

Hao Yu

Nan Jiang

Dongyu Wang

Hui Meng

Yaohong Liu

Ying Li

Guang Yang

Chuanxiang Tang

Junli Li

Weifeng Yu

Qitian Miao

Qingjun Zhang

Haifeng Hu

Jianping Gu

Jinyu Zhang

Wanlong Wu

Feng Wang

Li Zhang

Yucheng Wu

Zhizhong Liang

Jin Ping Lin

Yumin Yi

Hu Tang

Yu He

Bin Sang

Yigang Yang

Chao Guo

Wei Yin

Xinshui Yan

Yuan Ma

Xuping Fan

Junping Shi

Jingyu Gu

Tao Xue

Yanjun Han

Jinguo Cao

Kejin Gao

Sheng Tang

Yali Xie

Wanquan Shen

Qiangqiang Wang

Liwei Song

Hejun Zhou

Hui Gong

Haojie Chi

Hongqi Li

Xueguang Cao

Hongsheng Wen

Hailin Wang

Lian Wang

Jianjun Su

Hongxin Wu

Qinjian Zhang

Xuejing Yang

Wenhuan Gao

Xianli Ding

Jiantao Wang

Ming Zeng

Yumei Chen

Shenjin Ming

Rongxuan Liu

Weiqiang Guan

Bei He

Zhenbin Guo

Yiwei Guo

Hongbo Yang

Longsong Ran

Pingan Luo

Hongliang Yang

Chaunxiang Tang

Zirao Zhao

Weirong Huang

Chengxin Cao

Zhengyu Bai

Shuxiong Cao

Bing Fu

Yucheng Dong

Huaping Li

Shunchang Feng

Jiaming He

A mobile detection device and a detection method are provided. The mobile detection device includes: a bearing platform, being arranged fixedly, and including a bearing surface bearing an object to be detected; a movable gantry, located on a side of the bearing surface bearing the object to be detected and configured to be movable relative to the bearing platform; a movable bearing device, located on a side of the bearing surface away from the movable gantry and configured to be movable relative to the bearing platform; a first radiation source, arranged on one of the movable gantry and the movable bearing device, and a first detector array, arranged opposite to the radiation source and arranged on the other of the movable gantry and the movable bearing device, wherein the movable gantry and the movable bearing device are configured to be moved synchronously relative to the bearing platform.

Movable detection device and detection method

An accelerator and a vehicle-mounted radiation imaging device are provided, wherein the accelerator includes an accelerator body and a position adjusting apparatus; the position adjusting apparatus includes a rotating apparatus and a lifting apparatus disposed on the rotating apparatus, the rotating apparatus is rotatably disposed on a support platform, the rotating apparatus includes a rotary platform, the lifting apparatus is connected with the rotary platform and is rotatable with the rotary platform, the accelerator body is connected with the lifting apparatus, the rotary platform is rotatable between a first position and a second position, and when the rotary platform is at the second position, a projection of the accelerator body on a surface of the support platform is outside a first edge of the support platform, and a projection of the rotary platform on the surface of the support platform is within the first edge of the support platform.

Accelerator and vehicle-mounted radiation imaging device

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 assembly, configured to enable the security inspection device to move relative to the ground, and the arm frame, the first compartment, the protection wall and the tire assembly are set to be transported together in a connected state.

Security inspection device and transfer method therefor

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&#xb0; to enable the radiation inspection apparatus to travel in a direction perpendicular to the extension direction of the inspection channel.

Radiation inspection apparatus comprising a radiation inspection device and wheels and radiation inspection method

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.

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.

Security inspection device

The disclosure relates to a traction device and a traction method. The traction device includes: a support chassis; a swing arm, one end of the swing arm is rotatably connected to the support chassis by a rotating shaft such that the swing arm can be switched in a retracted state and a deployed state, wherein the swing arm in the deployed state is adapted to drive the wheel of the vehicle to rotate and tow the vehicle; a driving mechanism, connected to the swing arm, wherein the driving mechanism is capable of driving the swing arm to horizontally rotate around the rotating shaft to switch the swing arm between the retracted state and the deployed state; and a rolling assembly, disposed on a side of the support chassis and being capable of preventing the wheel from contacting with the side of the support chassis when the vehicle is towed.

Traction device and traction method

The present disclosure discloses a vehicle-mounted type back scattering inspection system. The vehicle-mounted type back scattering inspection system includes a carriage and a back scattering imaging device, the scanning range of the back scattering imaging device is variable. As the scanning range of the back scattering imaging device of the present disclosure is variably set, the inspection range of the back scattering imaging device can be expanded.

Vehicle-mounted type back scattering inspection system

The present disclosure discloses a vehicle-mounted type back scattering inspection system. The back scattering imaging device has a vehicle-mounted working state and a ground working state, and in the vehicle-mounted working state, the back scattering imaging device performs inspection work in a carriage; in the ground working state, the back scattering imaging device performs the inspection work on the ground at the outside of the carriage; and the back scattering imaging device is separately arranged relative to the carriage and is movable between the carriage and the ground to switch between the vehicle-mounted working state and the ground working state.

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.

Movable ray inspection system and ray inspection method for a container

The present disclosure discloses a radiation inspection system and a radiation inspection method. The radiation inspection system comprises a radiation source and a beam modulating device. The beam modulating device comprises a first collimating structure disposed at a beam exit side of the radiation source and a second collimating structure disposed at a beam exit side of the first collimating structure. The second collimating structure is movable relative to the first collimating structure to change a relative position of the first collimating port of the first collimating structure with the second collimating port of the second collimating structure, and the beam modulating device is shifted between a first operational state in which the beam modulating device modulates an initial beam into a fan beam, and a second operational state in which the beam modulating device modulates the initial beam into a pencil beam variable in position.

Radiation inspection system and radiation inspection method

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. Thus, there is less weight of the driving mechanism for driving the lifting of the boom, so as to reduce the self-weight of the inspection system.

Inspection system

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.

Ray energy calibration device, ray energy calibration method and ray imaging system

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.

Vehicle traction system and radiation imaging check system

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.

Mobile radiographic inspection system and lifting device for mobile radiographic inspection system

Growing community of inventors

Beijing, China

Quanwei Song