The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 17, 2025
Filed:
May. 22, 2023
Xi'an Jiaotong University, Shaanxi, CN;
Yi Wu, Shaanxi, CN;
Hailong He, Shaanxi, CN;
Chunping Niu, Shaanxi, CN;
Mingzhe Rong, Shaanxi, CN;
Hongrui Ren, Shaanxi, CN;
Xiaolong Chen, Shaanxi, CN;
XI'AN JIAOTONG UNIVERSITY, Xi'an, CN;
Abstract
The present disclosure discloses a vacuum degree detection device, a monitoring system and a vacuum arc-extinguishing chamber thereof, wherein, in the vacuum degree detection device, a ceramic insulating housing is sealingly fixed to an end face cover plate of the vacuum arc-extinguishing chamber, the ceramic insulating housing is a circular ring-shaped structure coaxial with a conductive rod on the end face cover plate, a sealing area formed by the end face cover plate and the ceramic insulating housing is provided with a through hole communicating with the vacuum arc-extinguishing chamber; a thermoelectric vacuum sensor is disposed inside the ceramic insulating housing to detect the vacuum degree of the vacuum arc-extinguishing chamber, a cold end is fixed to the end face cover plate, an electrode is supported on the cold end, a thermoelectric arm is supported on the electrode, a hot end is laminated to the thermoelectric arm.