Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DOUBLE-BREAK ISOLATING SWITCH HAVING GROUNDING LINKAGE
Document Type and Number:
WIPO Patent Application WO/2018/086456
Kind Code:
A1
Abstract:
A double-break isolating switch having grounding linkage, comprising a housing, double-break switch devices, an isolating switch driving device, grounding switch devices, a grounding switch driving device, a grounding switch transmission mechanism, and a linkage device. The double-break switch devices are mounted inside the housing and implement synchronous opening or closing of breaks on both sides by means of the isolating switch driving device; the grounding switch devices are mounted on the housing to perform grounding opening/closing control on the double-break switch devices and implement closing or opening by means of the grounding switch driving device and the grounding switch transmission mechanism; the linkage device is connected to the isolating switch driving device and the grounding switch driving device respectively, so that the grounding switch devices can be closed only when the double-break switch devices are in an open state, or the double-break switch devices can be closed only when the grounding switch devices are in an open state.

Inventors:
ZHANG, Changhong (Building 2, No. 223 Kexue Avenue Science City, Huangpu Distric, Guangzhou Guangdong 3, 510663, CN)
LI, Jieshan (Building 2, No. 223 Kexue Avenue Science City, Huangpu Distric, Guangzhou Guangdong 3, 510663, CN)
WANG, Jiankun (Building 2, No. 223 Kexue Avenue Science City, Huangpu Distric, Guangzhou Guangdong 3, 510663, CN)
LI, Wanmin (No.3399 Huaning Road, Minhang District, Shanghai 8, 201108, CN)
LI, Weiguo (Building 2, No. 223 Kexue Avenue Science City, Huangpu Distric, Guangzhou Guangdong 3, 510663, CN)
Application Number:
CN2017/107459
Publication Date:
May 17, 2018
Filing Date:
October 24, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MAINTENANCE & TEST CENTRE, CSG EHV POWER TRANSMISSION COMPANY (Building 2, No. 223 Kexue Avenue Science City, Huangpu Distric, Guangzhou Guangdong 3, 510663, CN)
SHANGHAI SIEYUAN HIGH VOLTAGE SWITCHGEAR CO., LTD (No.3399 Huaning Road, Minhang District, Shanghai 8, 201108, CN)
International Classes:
H01H31/10
Foreign References:
CN107068470A2017-08-18
CN106373820A2017-02-01
CN106373821A2017-02-01
CN203882854U2014-10-15
CN203312081U2013-11-27
CN204905143U2015-12-23
US20080308531A12008-12-18
Attorney, Agent or Firm:
GUANGZHOU KEYUE I.P. LAW OFFICE (Room 616, 6/F Building 23-1,No.100 Xianlie Central Road, Yuexiu Distric, Guangzhou Guangdong 0, 510070, CN)
Download PDF: