CN205189958U - Colliery gas concentration detection and alarm system - Google Patents
Colliery gas concentration detection and alarm system Download PDFInfo
- Publication number
- CN205189958U CN205189958U CN201521007901.XU CN201521007901U CN205189958U CN 205189958 U CN205189958 U CN 205189958U CN 201521007901 U CN201521007901 U CN 201521007901U CN 205189958 U CN205189958 U CN 205189958U
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- zigbee
- gas
- detecting device
- coal mine
- warning system
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Abstract
The utility model discloses a colliery gas concentration detection and alarm system, monitor basic station, switch, long -range monitor computer including a plurality of gas detection devices based on zigBee, underground, the gas detection device include gas detection sensor, treater, with zigBee wireless data transceiver module, LED alarm, fan, audible alarm ware, memory, keying circuit, display that the treater links to each other respectively, the gas detection sensor connects gradually signal amplification processing module, AD conversion module, microprocessor, the zigBee wireless data transceiver module is including the location engine, the gas detection device is including fixed and handheld gas detection device, handheld gas detection device still includes the LED lamp that links to each other with the treater. The utility model discloses real time transport with show gas density data under the ore deposit, alarming function has, when regarding as handheld device, position that can also automatic positioning mine staff also can be used as the LED light.
Description
Technical field
The utility model relates to a kind of coal mine gas concentration and detects and warning system, belongs to coal mine downhole safety monitoring technical field.
Background technology
Coal is the power source of the development of the national economy, in China's energy resource structure, account for more than 70%.The whole nation large small coal mines on the regular payroll is gaseous mine, and wherein more than 50% belongs to highly gassy mine.Colliery is owing to being subject to the restriction of the conditions such as nature geological conditions, underground mining condition, miner's technical ability condition, technology and equipment, and there is the problem such as security reliability difference, security incident frequency height, especially gas accident takes place frequently, endangers seriously always.
Gas is gas that is colourless, tasteless, odorless, people's death by suffocation of can burning or explode, can make, and being formed in coalification course, is the accompaniment of coal.In progress of coal mining, gas with coal body digging loosen and gush out.Strengthen the control to gas, improve the reliability of gas administration, safety of coal mines degree can be strengthened, reduce the generation of disaster accident.
Tradition Coal Mine Safety Monitoring System all adopts the mode of cable network, but cable network receives constraint in the flexibility of Time and place, adopt cable network mode to transmit, cable network mode is transmitted following shortcoming: strong for circuit dependence, monitoring point is relatively fixing; , easily there is monitoring blind spot in some area routing difficulty of mine; The communication line of working site easily destroys, and the destruction rear restore cycle is longer;
Due to above-mentioned shortcoming, traditional Coal Mine Safety Monitoring System can not realize Real-Time Monitoring to Mine Methane and emergency processing.Therefore need to design the coal-mine gas monitoring system comprising using technology of wireless sensing network.
Utility model content
For solving the deficiencies in the prior art, the purpose of this utility model is to provide a kind of coal mine gas concentration to detect and warning system.
In order to realize above-mentioned target, the utility model adopts following technical scheme: a kind of coal mine gas concentration detects and warning system, it is characterized in that, comprise some gas detecting devices based on ZigBee, with the underground monitored base stations of the gas detecting device wireless connections based on ZigBee, the switch that is connected with underground monitored base stations, the remote monitoring computer be connected with switch; The described gas detecting device based on ZigBee comprises gas management sensor, processor, the ZigBee wireless data transceiver module, LED alarm, blower fan, voice guard, memory, key circuit, the display that are connected respectively with processor, and described gas management sensor successively connection signal amplifies processing module, A/D modular converter, microprocessor; Described ZigBee wireless data transceiver module comprises engine of positioning; The described gas detecting device based on ZigBee comprises the fixing gas detecting device based on ZigBee and the hand-held gas detecting device based on ZigBee; The described hand-held gas detecting device based on ZigBee also comprises the LED be connected with processor.
Aforesaid a kind of coal mine gas concentration detects and warning system, it is characterized in that, described ZigBee wireless data transceiver module adopts the CC2431 chip of TI company.
Aforesaid a kind of coal mine gas concentration detects and warning system, it is characterized in that, described processor adopts single-chip microcomputer PICI8LF4620.
Aforesaid a kind of coal mine gas concentration detects and warning system, it is characterized in that, described gas management sensor adopts infrared gas senor.
Aforesaid a kind of coal mine gas concentration detects and warning system, and it is characterized in that, described LED alarm comprises LED that is red, yellow, blue three-color.
Aforesaid a kind of coal mine gas concentration detects and warning system, it is characterized in that, described voice guard comprises voltage-type buzzer and transistor drives.
Aforesaid a kind of coal mine gas concentration detects and warning system, it is characterized in that, described display adopts LCD liquid crystal display.
The beneficial effect that the utility model reaches: the utility model can wireless transmissions fix or shift position place gas density to ground monitoring center, gas density situation under real-time understanding ore deposit, there is LED report to the police and audible alarm, and automatically can start blower fan system, when handheld device as mine employee, can also the position of Location of Mine employee automatically, also can be used as LED illumination lamp.
Accompanying drawing explanation
Fig. 1 is the gas detecting device structure chart based on ZigBee;
Fig. 2 is the general frame figure of coal mine gas concentration detection and warning system.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1-2, a kind of coal mine gas concentration detects and warning system, it is characterized in that, comprise some gas detecting devices based on ZigBee, with the underground monitored base stations of the gas detecting device wireless connections based on ZigBee, the switch that is connected with underground monitored base stations, the remote monitoring computer be connected with switch; The described gas detecting device based on ZigBee comprises gas management sensor, processor, the ZigBee wireless data transceiver module, LED alarm, blower fan, voice guard, memory, key circuit, the display that are connected respectively with processor, and described gas management sensor successively connection signal amplifies processing module, A/D modular converter, microprocessor; Described ZigBee wireless data transceiver module comprises engine of positioning; The described gas detecting device based on ZigBee comprises the fixing gas detecting device based on ZigBee and the hand-held gas detecting device based on ZigBee; The described hand-held gas detecting device based on ZigBee also comprises the LED be connected with processor.
ZigBee wireless data transceiver module adopts the CC2431 chip of TI company, and this chip includes engine of positioning and ZigBee radio frequency transceiving module.
Processor adopts single-chip microcomputer PICI8LF4620.
Gas management sensor adopts infrared gas senor.
LED alarm comprises LED that is red, yellow, blue three-color, and red to represent gas density very serious, dangerous, and it is comparatively large that Huang represents gas density, and early warning, it is less that indigo plant represents gas density, safety.
Voice guard comprises voltage-type buzzer and transistor drives.
Display adopts LCD liquid crystal display, for showing gas density.
Gas detecting device above based on ZigBee is all connected with power supply, not shown.
Gas detecting device based on ZigBee is used for measuring gas density in real time, and composition ZigBee wireless-transmission network.Gas management sensor gathers gas density signal, store and management in single-chip microcomputer is sent to after amplifying circuit, A/D conversion, data are transmitted by ZigBee wireless data transceiver module, adjacent gas detecting device sends data mutually, until be sent to underground monitored base stations, remote monitoring computer is sent to again, for engineer's total activation through switch network equipment.Each gas detecting device also shows gas density in real time, under ore deposit, personnel intuitively can see gas density, if gas density occurs abnormal, automatic startup LED alarm, voice guard, blower fan, staff also can be closed by key circuit and be opened gas detecting device or its alarm, blower fan trigger switch, fixing gas detecting device based on ZigBee is distributed in known permanent position, hand-held gas detecting device based on ZigBee is carried with by personnel under ore deposit, hand-held gas detecting device is also with LED, illuminating lamp can be made use, the engine of positioning of the ZigBee wireless data transceiver module of hand-held gas detecting device receives packet from fixing gas detecting device around, obtain their position coordinates and signal transmission attenuation, triangulation location is adopted to determine the position of personnel, remote monitoring center can know gas density information and the positional information of personnel present position under ore deposit in real time.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and distortion, these improve and distortion also should be considered as protection domain of the present utility model.
Claims (7)
1. a coal mine gas concentration detects and warning system, it is characterized in that, comprise some gas detecting devices based on ZigBee, with the underground monitored base stations of the gas detecting device wireless connections based on ZigBee, the switch that is connected with underground monitored base stations, the remote monitoring computer be connected with switch; The described gas detecting device based on ZigBee comprises gas management sensor, processor, the ZigBee wireless data transceiver module, LED alarm, blower fan, voice guard, memory, key circuit, the display that are connected respectively with processor, and described gas management sensor successively connection signal amplifies processing module, A/D modular converter, microprocessor; Described ZigBee wireless data transceiver module comprises engine of positioning; The described gas detecting device based on ZigBee comprises the fixing gas detecting device based on ZigBee and the hand-held gas detecting device based on ZigBee; The described hand-held gas detecting device based on ZigBee also comprises the LED be connected with processor.
2. a kind of coal mine gas concentration according to claim 1 detects and warning system, it is characterized in that, described ZigBee wireless data transceiver module adopts the CC2431 chip of TI company.
3. a kind of coal mine gas concentration according to claim 1 detects and warning system, it is characterized in that, described processor adopts single-chip microcomputer PICI8LF4620.
4. a kind of coal mine gas concentration according to claim 1 detects and warning system, it is characterized in that, described gas management sensor adopts infrared gas senor.
5. a kind of coal mine gas concentration according to claim 1 detects and warning system, and it is characterized in that, described LED alarm comprises LED that is red, yellow, blue three-color.
6. a kind of coal mine gas concentration according to claim 1 detects and warning system, it is characterized in that, described voice guard comprises voltage-type buzzer and transistor drives.
7. a kind of coal mine gas concentration according to claim 1 detects and warning system, it is characterized in that, described display adopts LCD liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521007901.XU CN205189958U (en) | 2015-12-08 | 2015-12-08 | Colliery gas concentration detection and alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521007901.XU CN205189958U (en) | 2015-12-08 | 2015-12-08 | Colliery gas concentration detection and alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205189958U true CN205189958U (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521007901.XU Expired - Fee Related CN205189958U (en) | 2015-12-08 | 2015-12-08 | Colliery gas concentration detection and alarm system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205189958U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370320A (en) * | 2015-12-08 | 2016-03-02 | 南京信息工程大学 | Coal mine gas concentration detection and alarm system |
| CN106704237A (en) * | 2016-12-26 | 2017-05-24 | 宁夏软件工程院有限公司 | Intelligent monitoring system based on Zigbee and used for ammonia gas removal ventilator of electrolytic plating factory |
| CN107143376A (en) * | 2017-06-23 | 2017-09-08 | 安徽理工大学 | Wrist coal mine gas concentration overload alarm instrument based on piezoelectric micro-cantilever beam |
| CN111271130A (en) * | 2020-02-27 | 2020-06-12 | 淮南市创进电子有限公司 | Mining human body alert system based on safety |
-
2015
- 2015-12-08 CN CN201521007901.XU patent/CN205189958U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370320A (en) * | 2015-12-08 | 2016-03-02 | 南京信息工程大学 | Coal mine gas concentration detection and alarm system |
| CN106704237A (en) * | 2016-12-26 | 2017-05-24 | 宁夏软件工程院有限公司 | Intelligent monitoring system based on Zigbee and used for ammonia gas removal ventilator of electrolytic plating factory |
| CN107143376A (en) * | 2017-06-23 | 2017-09-08 | 安徽理工大学 | Wrist coal mine gas concentration overload alarm instrument based on piezoelectric micro-cantilever beam |
| CN111271130A (en) * | 2020-02-27 | 2020-06-12 | 淮南市创进电子有限公司 | Mining human body alert system based on safety |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20171208 |