Title:
RADIATION SHIELDING DEVICE FOR SECURITY INSPECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/196922
Kind Code:
A1
Abstract:
The present disclosure provides a radiation shielding device for a security inspection device. In one embodiment, the radiation shielding device comprises a first shielding mechanism and a second shielding mechanism, each of which is capable of independently realizing radiation shielding and can be switched between a shielding position and a non-shielding position. The first shielding mechanism and the second shielding mechanism are configured to achieve the effect that when either of the first shielding mechanism and the second shielding mechanism is in the shielding position, the other one is in the non-shielding position.
Inventors:
ZHANG LI (CN)
HUANG QINGPING (CN)
ZHOU YONG (CN)
XU YINGJIA (CN)
DING HUI (CN)
GUO WEIJUN (CN)
HUANG QINGPING (CN)
ZHOU YONG (CN)
XU YINGJIA (CN)
DING HUI (CN)
GUO WEIJUN (CN)
Application Number:
PCT/CN2021/077588
Publication Date:
October 07, 2021
Filing Date:
February 24, 2021
Export Citation:
Assignee:
NUCTECH CO LTD (CN)
UNIV TSINGHUA (CN)
UNIV TSINGHUA (CN)
International Classes:
H05K9/00; G01N23/04; G01V5/00; G21F3/00; B65G43/00
Foreign References:
| CN208537731U | 2019-02-22 | |||
| CN209606628U | 2019-11-08 | |||
| CN110451172A | 2019-11-15 | |||
| US20030002630A1 | 2003-01-02 | |||
| CN203217959U | 2013-09-25 |
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (CN)
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