CN1971646A - Intrinsically safe type monitoring alarming system of underground power supply used for mine - Google Patents
Intrinsically safe type monitoring alarming system of underground power supply used for mine Download PDFInfo
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- CN1971646A CN1971646A CNA2006100323588A CN200610032358A CN1971646A CN 1971646 A CN1971646 A CN 1971646A CN A2006100323588 A CNA2006100323588 A CN A2006100323588A CN 200610032358 A CN200610032358 A CN 200610032358A CN 1971646 A CN1971646 A CN 1971646A
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Abstract
The invention discloses a self-mounting type mining down-hole current supply monitoring alarm system that includes: self-mounting power circuit, master control circuit, photoelectric isolating circuit, alarm display circuit, keyboard, real time clock, memory, communication circuit, photoelectric insulator, relay, alarm, the processor of master control circuit is connected separately with the output end of photoelectric isolating circuit and the input end of alarm display circuit, keyboard, real time clock, memory, communication circuit, photoelectric insulator, the input end of photoelectric isolating circuit is connected with the switching value, the output end of photoelectric insulator is connected with the input end of relay, the output end of relay is connected with the alarm. The invention has advantages of high-performance, high intelligence, high reliability and good man-machine interface. It can realize the practical purpose with multi-channel, high accuracy and convenient operation. It can be used widely in the current supply monitoring control in mining down-hole with methane gas and explosion danger.
Description
Technical field
The present invention relates to warning device, the intrinsically safe type monitoring alarming system of underground power supply used for mine of particularly a kind of high reliability, high intelligence.
Background technology
Along with the develop rapidly of industries such as coal, oil, chemical industry, coal production has become one of most important industry in China's production field, and in world's subterranean resource deficient day by day today, its importance becomes more outstanding.But because Coal Production mainly is a underground work, the coal mining geology complicated condition is changeable, so often be subjected to gas, water, fire, coal dust, the threat of disasters such as top board, it is backward relatively to add technical equipment, workforce's quality is generally not high, safety management consciousness is thin, caused the colliery is accident number and the maximum industry of the number of casualties in the Chinese industrial and mining enterprises always, particularly too chased staggering profits owing to some collieries in recent years, ignore the relevant laws and regulations of country, operate against regulations, sloppy management, heavy, serious accident takes place again and again, makes situation of production severe more.So how guaranteeing the normal operation of underground power supply system and how in time to make effective processing when fault takes place has become mine safety and has produced most important task.
Summary of the invention
For solving the safety problem of existing mine electricity consumption, the invention provides a kind of simple in structure, intrinsically safe type monitoring alarming system of underground power supply used for mine that reliability is high.
Technical scheme of the present invention is: comprise the intrinsic safety electric source circuit, governor circuit, photoelectric isolating circuit, the alarm indication circuit, keyboard, real-time clock, storer, telecommunication circuit, photoisolator, relay, alarm, it is characterized in that: the processor of described governor circuit respectively with the output terminal of photoelectric isolating circuit, the alarm indication circuit, keyboard, real-time clock, storer, telecommunication circuit, the input end of photoisolator links to each other, the input termination switch amount of photoelectric isolating circuit, the input end of the output relay termination of photoisolator, the output terminal of relay device taking alarm.
In the above-mentioned intrinsically safe type monitoring alarming system of underground power supply used for mine, described telecommunication circuit is RS232 or RS485 circuit.
In the above-mentioned intrinsically safe type monitoring alarming system of underground power supply used for mine, described alarm comprises rectifier bridge, DC voltage-stabilizing module, collects basic coupled harmonic oscillator, alarm lamp, electric whistle.The ac input circuit serial connection relay control switch contact of rectifier bridge, the output termination DC voltage-stabilizing module of rectifier bridge, the output terminal of DC voltage-stabilizing module joins with the feeder ear of the basic coupled harmonic oscillator of collection, alarm lamp is serially connected with in the collector loop of the basic coupled harmonic oscillator of collection, electric whistle with connect the DC voltage-stabilizing module after amplifier is connected in series.
Advantage of the present invention: the input end of photoelectric isolating circuit of the present invention can connect 16 way switch amounts, the warning of each way switch amount all can drop into separately or withdraw from, can control 16 road control points respectively, can realize the electric whistle warning and the light warning function of 16 road power supplies simultaneously, gather the limited problem of circuit in the domestic like product thereby solved, can satisfy the real needs that feed circuit are reported to the police under the current coal mine fully; The processor adopting of governor circuit of the present invention MCS51 series A made in U.S.A Tmega32L type has 8 AVR high-performance, the low-power consumption microprocessor chip of 32KB In-System Programmable Flash, high precision, high-performance, high reliability, high intelligence, programmable order have been realized, the circuit arrangement components and parts are reduced greatly, thereby greatly reduced the complicacy of system, improved the overall performance of system; Alarm indication circuit part of the present invention adopts the Chinese character LCD, the user can finish functions such as parameter setting, clock modification, warning message inquiry by content and the operation keyboard of checking LCD, thereby greatly improved the visibility of system, man-machine interface is very friendly.Alarm of the present invention has audible and visual alarm, and only just works when occurring reporting to the police, and greatly reduces the energy consumption of system.
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is a structural principle block scheme of the present invention.
Fig. 2 is the structural drawing of alarm among the present invention.
Fig. 3 is a circuit diagram of the present invention.
Fig. 4 is the data processing module process flow diagram.
Specific embodiments
Referring to Fig. 1, Fig. 1 is a theory diagram of the present invention, the present invention includes intrinsic safety electric source circuit, governor circuit, photoelectric isolating circuit, alarm indication circuit, keyboard, real time clock circuit, storer, telecommunication circuit, photoisolator, relay, alarm.The input end of photoelectric isolating circuit can insert No. 16 alarm switch amounts, after the processor processing of governor circuit, deliver to the alarm indication circuit and show, the processor output alarm signal is made corresponding action by relay and is controlled alarm and carry out sound and light alarm after photoisolator is isolated simultaneously.
Referring to Fig. 2, Fig. 2 is the structural drawing of alarm among the present invention, described alarm comprises rectifier bridge, DC voltage-stabilizing module, collects basic coupled harmonic oscillator, alarm lamp, electric whistle, the ac input circuit serial connection relay J K gauge tap contact of rectifier bridge, the input end of the output termination DC voltage-stabilizing module of rectifier bridge, the output terminal of DC voltage-stabilizing module joins with the feeder ear of the basic coupled harmonic oscillator of collection, alarm lamp is serially connected with in the collector loop of the basic coupled harmonic oscillator of collection, electric whistle with connect the DC voltage-stabilizing module after amplifier is connected in series.
Referring to Fig. 3, Fig. 3 is the circuit theory diagrams of intrinsic safety electric source circuit among the present invention and controlling alarm.AC 127V is adopted in the input of intrinsic safety electric source circuit, and divide two-way output after essential safety transformer FB step-down: one tunnel output+5V DC voltage exports the alarm indication circuit to through the intrinsic safety circuit; Another road output+12V DC voltage exports governor circuit to through the intrinsic safety circuit.Wherein intrinsically safe circuit institute cloth cable all adopts the blue look copper conductor of GB separately, post is other to adopt blue look paint to mark ' ib ' printed words, wherein intrinsic safety 5V and 12V not altogether, it is withstand voltage that intrinsic safety coil contact is born interchange volume 1500V at least, test do not have to puncture in 1 minute, the flashover phenomenon.
The microprocessor of primary controller adopts the ATmega32L processor of MCS51 series among the present invention, the ATmega32 microprocessor has following characteristics is arranged: the In-System Programmable Flash of 32K byte, 1024 byte EEPROM, 2K byte SRAM, 32 universaling I/O port lines, 32 general purpose working registers, the jtag interface that is used for boundary's scanning, debugging and programming in the supporting pieces, three timer/counters flexibly (T/C) with comparison pattern, the sheet inside/outside interrupts, serial USART able to programme, the two-wire serial interface of byte-oriented, 8 tunnel 10 ADC with optional differential input stage programmable-gain (TQFP encapsulation), programmable watchdog timer with sheet internal oscillator, a SPI serial port, and six battery saving modes that can select by software.CPU quits work when working in idle pulley, and USART, two line interfaces, A/D converter, SRAM, T/C, SPI port and interrupt system work on; Crystal oscillator failure of oscillations during power-down mode, all functions all quit work except interruption and hardware reset; Under battery saving mode, nonsynchronous timer continues operation, allow the user to keep a time reference, and all the other functional modules is in dormant state; Stop CPU during ADC squelch pattern and the work of all I/O modules except nonsynchronous timer and ADC, the switching noise when changing with reduction ADC; Have only the operation of crystal or resonant oscillator under the Standby pattern, all the other functional modules are in dormant state, make device only consume few electric current, have quick startup ability simultaneously; Expansion next permission oscillator of Standby pattern and nonsynchronous timer work on.
Why the present invention selects for use ATmega32L type microprocessor chip as controller chip meticulously; exactly because it comprises all resources of Microcomputer Protection needs such as Flash ROM, RAM, EEPROM, AD converter, timer, serial port; make the required components and parts of whole system significantly reduce, improved the overall performance and the intelligent degree of native system simultaneously greatly.
Accompanying drawing 4 is data processing module process flow diagrams, and it mainly is made up of system initialization (being the basic parameter setting), data acquisition, logic discrimination, relay output, man-machine interface, self check, six submodules of communication.System initialization submodule is to provide basic parameter to preset for the operation of notebook data processing module, after the data acquisition submodule collects data, the logic discrimination submodule is just analyzed the data of being gathered, and with system in initial parameter make judgement after relatively in addition, in case judging has fault-signal, then the relay submodule is just made corresponding action, send alerting signal, and fault data is sent to the Chinese character LCD by the communication submodule, the user just can understand failure condition like this, simultaneously, the user also can be by the keyboard inquiry failure message on the operation control panel.
Claims (3)
1, a kind of intrinsically safe type monitoring alarming system of underground power supply used for mine, comprise intrinsic safety electric source circuit, governor circuit, photoelectric isolating circuit, alarm indication circuit, keyboard, real-time clock, storer, telecommunication circuit, photoisolator, relay, alarm, it is characterized in that: AC 127V is adopted in the input of intrinsic safety electric source circuit, divide two-way output after essential safety transformer FB step-down: one tunnel output+5V DC voltage exports the alarm indication circuit to through the intrinsic safety circuit; Another road output+12V DC voltage, export governor circuit to through the intrinsic safety circuit, the processor of described governor circuit links to each other with the input end of the output terminal of photoelectric isolating circuit, alarm indication circuit, keyboard, real-time clock, storer, telecommunication circuit, photoisolator respectively, the input termination switch amount of photoelectric isolating circuit, the input end of the output relay termination of photoisolator, the output terminal of relay device taking alarm.
2, intrinsically safe type monitoring alarming system of underground power supply used for mine according to claim 1 is characterized in that: described telecommunication circuit is RS232 or RS485 circuit.
3, intrinsically safe type monitoring alarming system of underground power supply used for mine according to claim 1, it is characterized in that: described alarm comprises rectifier bridge, DC voltage-stabilizing module, collects basic coupled harmonic oscillator, alarm lamp, electric whistle, the ac input circuit serial connection relay control switch contact of rectifier bridge, the output of rectifier bridge connects the input of DC voltage-stabilizing module, the output terminal of DC voltage-stabilizing module joins with the feeder ear of the basic coupled harmonic oscillator of collection, alarm lamp is serially connected with in the collector loop of the basic coupled harmonic oscillator of collection, electric whistle with connect direct supply after amplifier is connected in series.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2006100323588A CN1971646B (en) | 2006-09-30 | 2006-09-30 | Intrinsically safe type monitoring alarming system of underground power supply used for mine |
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| CN2006100323588A CN1971646B (en) | 2006-09-30 | 2006-09-30 | Intrinsically safe type monitoring alarming system of underground power supply used for mine |
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| CN1971646A true CN1971646A (en) | 2007-05-30 |
| CN1971646B CN1971646B (en) | 2011-09-14 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101599880B (en) * | 2008-06-06 | 2011-10-12 | 中国科学院自动化研究所 | Embedded mine data substation |
| CN102411323A (en) * | 2010-09-21 | 2012-04-11 | 江苏新力科技实业有限公司 | Flameproof and intrinsically safe control circuit device for mines |
| CN103383795A (en) * | 2013-05-03 | 2013-11-06 | 国家电网公司 | Low loss photoelectric warning indicator |
| CN104091416A (en) * | 2014-07-16 | 2014-10-08 | 胡小青 | Alarm system monitoring abnormal conditions of power transformer |
| CN104444894A (en) * | 2014-12-04 | 2015-03-25 | 安徽省宿州市龙华防爆电器有限公司 | Combination line multiplexing device of underground coal mine winch |
| CN105301514A (en) * | 2015-08-24 | 2016-02-03 | 中国石油集团渤海钻探工程有限公司 | Underground power parameter collection system based on single-chip microcomputer, and control method |
| CN106443499A (en) * | 2016-08-22 | 2017-02-22 | 海南师范大学 | Handheld direct-current switched power source output intrinsic safety detector and detection method |
| CN111586997A (en) * | 2020-04-08 | 2020-08-25 | 宿州科力电器有限公司 | Inclined roadway transportation alarm box |
-
2006
- 2006-09-30 CN CN2006100323588A patent/CN1971646B/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101599880B (en) * | 2008-06-06 | 2011-10-12 | 中国科学院自动化研究所 | Embedded mine data substation |
| CN102411323A (en) * | 2010-09-21 | 2012-04-11 | 江苏新力科技实业有限公司 | Flameproof and intrinsically safe control circuit device for mines |
| CN103383795A (en) * | 2013-05-03 | 2013-11-06 | 国家电网公司 | Low loss photoelectric warning indicator |
| CN104091416A (en) * | 2014-07-16 | 2014-10-08 | 胡小青 | Alarm system monitoring abnormal conditions of power transformer |
| CN104444894A (en) * | 2014-12-04 | 2015-03-25 | 安徽省宿州市龙华防爆电器有限公司 | Combination line multiplexing device of underground coal mine winch |
| CN105301514A (en) * | 2015-08-24 | 2016-02-03 | 中国石油集团渤海钻探工程有限公司 | Underground power parameter collection system based on single-chip microcomputer, and control method |
| CN105301514B (en) * | 2015-08-24 | 2018-02-06 | 中国石油集团渤海钻探工程有限公司 | A kind of SCM Based down-hole power parameter acquisition system and control method |
| CN106443499A (en) * | 2016-08-22 | 2017-02-22 | 海南师范大学 | Handheld direct-current switched power source output intrinsic safety detector and detection method |
| CN106443499B (en) * | 2016-08-22 | 2019-01-22 | 海南师范大学 | Hand-held direct-current switch power supply exports intrinsic safety detection method |
| CN111586997A (en) * | 2020-04-08 | 2020-08-25 | 宿州科力电器有限公司 | Inclined roadway transportation alarm box |
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| Publication number | Publication date |
|---|---|
| CN1971646B (en) | 2011-09-14 |
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Owner name: HU'NAN CHUXIANG CONSTRUCTION ENGINEERING CO., LTD. Free format text: FORMER OWNER: HUNAN SCI-TECH UNIV. Effective date: 20121107 |
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Effective date of registration: 20121107 Address after: 410114 Hunan province Changsha Tianxin District Xin Mei Road No. 102 Patentee after: Hunan Chu Xiang Construction Engineering Co., Ltd. Address before: 411201 Taoyuan Road, Hunan, Xiangtan Patentee before: Hunan Sci-Tech Univ. |
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Address after: 410114 Hunan province Changsha Tianxin District Xin Mei Road No. 102 Patentee after: Hunan Chuxiang Construction Engineering Group Co., Ltd. Address before: 410114 Hunan province Changsha Tianxin District Xin Mei Road No. 102 Patentee before: Hunan Chu Xiang Construction Engineering Co., Ltd. |
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