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Patent Searching and Data


Title:
COAL MINE SAFETY MONITORING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/127330
Kind Code:
A1
Abstract:
Disclosed is a coal mine safety monitoring system. The system comprises an uphole part and a downhole part, the uphole part comprising a power source lightning arrester, a monitoring host and a standby monitoring host connected to a power source in sequence, wherein the monitoring host and the standby monitoring host are respectively connected to a heartbeat machine of a host-standby machine; the monitoring host is further connected to an uphole switch and a downhole switch in sequence; and the monitoring host is further respectively connected to a display, a printer, a big screen and a mimic panel; and the downhole part comprising at least one safety monitoring substation connected to the downhole switch, wherein the safety monitoring substation is respectively connected to a sensor, a circuit breaker and a direct-current power source. By means of the coal mine safety monitoring system, downhole environment parameters can be accurately reflected in a timely manner so as to achieve early prediction of a disaster and necessary handling of an accident, and the operating states of various devices can further be provided in a timely manner for production scheduling, thereby effectively directing production.

Inventors:
LI CHENHUA (CN)
QU SHENYUE (CN)
LIAO ZEJU (CN)
LI QUN (CN)
YANG DONGDONG (CN)
SHI KAIFANG (CN)
Application Number:
PCT/CN2017/119749
Publication Date:
July 04, 2019
Filing Date:
December 29, 2017
Export Citation:
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Assignee:
XU ZHOU JIANG MEI TECH CO LTD (CN)
International Classes:
E21F17/18
Foreign References:
CN101586472A2009-11-25
CN101915114A2010-12-15
CN103573292A2014-02-12
CN203081508U2013-07-24
CN203552039U2014-04-16
CN201284664Y2009-08-05
CN101753743A2010-06-23
US4288789A1981-09-08
Attorney, Agent or Firm:
NANJING ZONGHENG INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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