公开(公告)号：US11925183B2

公开(公告)日：2024-03-12

申请号：US17661257

申请日：2022-04-28

Applicant: Tsinghua University ,  Nuctech Company Limited

Inventor： Zhiqiang Chen ,  Li Zhang ,  Qingping Huang ,  Yong Zhou ,  Hui Ding ,  Chao Ji

IPC: G01N23/046 ,  A22B5/00 ,  G01N23/083 ,  G01N23/18 ,  G01N33/12

CPC classification number: 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

Abstract: 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.

公开(公告)号：US10739282B2

公开(公告)日：2020-08-11

申请号：US16168850

申请日：2018-10-24

Applicant: Nuctech Company Limited

Inventor： Zhiqiang Chen ,  Li Zhang ,  Mingzhi Hong ,  Yong Zhou ,  Yihong Liu

IPC: G01N23/10 ,  G01V5/00

Abstract: A device comprises: at least two lead curtains; a supporting assembly comprising a working area and a standby area; a first transmission assembly to drive the lead curtains to move in a conveying channel; and a second transmission assembly to transfer the lead curtains between the standby area and the working area, wherein the second transmission assembly transfers the lead curtains from the standby area to the working area, so that the lead curtains fall into a starting point of the conveying channel and are located behind an article to be detected; the first transmission assembly drives the lead curtains to move with the article to be detected in front and drive the lead curtains to move from the starting point of the working area to a starting point of the standby area; and the second transmission assembly drives the lead curtains to enter and move in the standby area.