CN203489910U - Portable wireless multi-parameter gas detection and personnel search and rescue instrument - Google Patents
Portable wireless multi-parameter gas detection and personnel search and rescue instrument Download PDFInfo
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- CN203489910U CN203489910U CN201320505851.2U CN201320505851U CN203489910U CN 203489910 U CN203489910 U CN 203489910U CN 201320505851 U CN201320505851 U CN 201320505851U CN 203489910 U CN203489910 U CN 203489910U
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Abstract
A portable wireless multi-parameter gas detection and personnel search and rescue instrument is composed of a methane sensing element, a carbon monoxide sensing element, a temperature-sensing element, a detection circuit, a central processing unit (CPU), a charging circuit, a button/ startup & shutdown circuit, a power supply voltage stabilizing circuit, a signal detection circuit, a signal amplification circuit, a battery voltage detection circuit, a on-line filling process circuit, a wireless transmitting-receiving circuit, a liquid crystal display circuit, a data storage circuit, an alarm circuit, a protection circuit, etc. The portable wireless multi-parameter gas detection and personnel search and rescue instrument enables a portable gas detector and an underground personnel search and rescue instrument to be integrated at the aspects of structure and function, realizes the situations that a worker can real-timely detect the methane, the carbon monoxide and the temperature under a mine and can search and rescue the staff with only one portable instrument, at the same time, can be communicated with a mine environment monitoring system and a mine personnel positioning system wirelessly, and enables the ground personnel to know the places and data detected by the worker at any time.
Description
technical field
The utility model relates to a kind of portable mobile wireless multi-parameter gas detection and personnel search and rescue instrument, belongs to colliery and the portable mine gas environment of non-coal mine and personnel's monitoring instrument apparatus field.
background technology
Colliery and non-coal mine are all provided with [underground system and personnel location system at present, be by the sensor of down-hole fixed placement or card reader by the signal gathering by cable transmission to underground substation, by communication cable or optical cable transmission to ground communications interface, by serial ports or network interface, transfer to supervisory control comuter more again, play the Real-Time Monitoring to subsurface environment parameter and personal information.But mine gas is patrolled and examined the staff of staff and supervisory department's site inspection and also needed to be equipped with downhole portable gas detecting instrument, regularly the sensor of down-hole is proofreaded, patrolled and examined and supervises.Current known downhole portable gas detecting instrument has gas detector, carbonmonoxide detector etc., but is all generally to detect a kind of gas parameter; Known downhole portable gas detecting instrument has data and shows in real time and overload alarm function, but do not possess the function of detected value being carried out to real-time Transmission, ground can not be understood the place of this detector place of arrival and the gas concentration value detecting in time, can only everywhere the place at this place, detected value and time be recorded with pen by carrying the staff of this detector, can not know in time whether staff has truly arrived detection site and this person in the movement track of down-hole, unless worn in addition personal identification card again; Current known personnel in the pit searches and rescues instrument and only possesses mobile card-reading function, but does not possess the function of the personal information reading being carried out to real-time Transmission, and ground can not be understood the personal information that this search and rescue instrument finds in time, is not easy to ground floor manager.
summary of the invention
The purpose of this utility model is, according to existing mine gas tester with search and rescue the problem that instrument exists, the utility model design is a kind of has that mine gas detects concurrently and the detection of portable mobile wireless multi-parameter gas and personnel that personnel in the pit searches and rescues dual-use function search and rescue instrument.
The technical solution of the utility model is, portable gas detector and personnel in the pit are searched and rescued to instrument and combine, the testing circuit that is about to methane, CO gas and temperature sensing element integrated design respectively and is separately arranged on air chamber position on a detection head; Detection signal is delivered to central processing unit through signal amplification circuit separately, and central processing unit carries out circular treatment by these signals under embedded program is controlled; After processing, deliver to respectively again alarm unit, protected location, under-voltage shutdown, display unit; and by wireless transceiver circuit, the methane collecting, carbon monoxide, temperature, the identification card information of reading and the card number information of itself being carried out to wireless transmission, after these signals are received by wireless collection device, wire transmission is to environmental monitoring system and personnel location system that it connected.
The detection of the utility model portable mobile wireless multi-parameter gas and personnel search and rescue instrument and are comprised of control circuit, multiparameter air chamber, LCDs, multifunction push key, audible-visual annunciator and shell.The utility model shell adopts the moulding of flame-proof PVC plastic mo(u)lding; The display screen of instrument adopts 16*16 point Chinese display LCDs 64*32, and every screen display is shown two row, and every row can show 4 Chinese characters; The gas of display environment respectively capable of circulation, temperature detection value, personnel's card information of reading, battery electric quantity etc. during instrument work; Instrument top is provided with sound and light alarm fenestella, is provided with multiparameter air chamber; There are four multifunction push keys at panel middle part, for multi-functional setting and the debugging of instrument.
Control circuit of the present utility model comprises the dynamo-electric road of central processor CPU, charging circuit, key/switch, power supply stabilization circuit, signal deteching circuit, signal amplification circuit, battery voltage detection circuit, fills with journey circuit, wireless transceiver circuit, liquid crystal display circuit, data storage circuitry, warning circuit and holding circuit online.
The dynamo-electric road of key/switch, signal amplification circuit, battery voltage detection circuit, fill with the corresponding port that journey circuit, wireless transceiver circuit, liquid crystal display circuit, data storage circuitry, warning circuit and holding circuit connect respectively central processor CPU online; The sensing element of methane, CO gas and temperature connects respectively the input end of testing circuit separately; The output terminal of the testing circuit of methane, CO gas and temperature connects signal amplification circuit separately; Power supply and charging circuit connect 2.9 volts of power supply stabilization circuits and power to signal amplification circuit; Power supply and charging circuit connect 3 volts of power supply stabilization circuits and power to central processor CPU.
The sensing element integrated design respectively and separately of the testing circuit of methane, CO gas and temperature is arranged on air chamber position on a detection head, detection signal is delivered to central processing unit through signal amplification circuit separately, and central processing unit includes multi-channel A/D conversion; Voltage detecting circuit, wireless transceiver circuit are also delivered to central processing unit by the signal of detection; central processing unit carries out circular treatment by these signals under embedded program is controlled; after processing, deliver to respectively again alarm unit, protected location, under-voltage shutdown, display unit; and by wireless transceiver circuit, the methane collecting, carbon monoxide, temperature, the identification card information of reading and the card number information of itself being carried out to wireless transmission, after these signals are received by wireless collection device, wire transmission is to environmental monitoring system and personnel location system that it connected.
Whole circuit all adopts low power dissipation design, and most of components and parts all adopt low-power consumption post-chip formula, makes that this instrument has that volume is little, multi-functional, the feature of stand-by time long (can continuous working 12 hours).Thereby realizing staff only need carry a portable instrument and can under mine, carry out the real-time detection of methane, carbon monoxide, temperature environment, and can carry out personnel's search and rescue, place and the data that this staff detects also can be known at any time in ground, and understand at any time this staff at the running orbit of down-hole, to floor control and direct rescue work the very important effect of playing.
The beneficial effects of the utility model are, the detection of the utility model portable mobile wireless multi-parameter gas and personnel search and rescue instrument and can under mine, carry out the real-time detection of methane, carbon monoxide, temperature environment, and can carry out personnel's search and rescue, place and the data that this staff detects also can be known at any time in ground, and understand at any time this staff at the running orbit of down-hole, to floor control and direct rescue work and can play very important effect.
The utility model is applicable to the detection of mine movable formula gas and personnel search and rescue.
accompanying drawing explanation
Fig. 1 is that the utility model portable mobile wireless multi-parameter gas detects and personnel search and rescue instrument structure outside drawing;
Wherein: the 1st, chimes of doom window; The 2nd, warning light window; The 3rd, multiparameter air chamber; The 4th, LCDs; The 5th, battery charge port; 6 is four multifunction push keys; The 7th, PVC panel;
Fig. 2 is the circuit theory diagrams that the detection of the utility model portable mobile wireless multi-parameter gas and personnel search and rescue instrument.
Embodiment
Embodiment of the present utility model as depicted in figs. 1 and 2.
Fig. 1 is that the utility model portable mobile wireless multi-parameter gas detects and personnel search and rescue instrument structure outside drawing.Its shell adopts the moulding of flame-proof PVC plastic mo(u)lding, and wall thickness 1.5mm, adopts concavo-convex additional O-ring seal to fit between upper and lower covers, have the features such as corrosion resistant, waterproof and dustproof.The demonstration of instrument adopts 16*16 point Chinese display liquid crystal display 64*32, and every screen display is shown two row, and every row can show 4 Chinese characters.The gas of display environment respectively capable of circulation, temperature detection value, personnel's card information of reading, battery electric quantity etc. during instrument work.Instrument top acousto-optic warning fenestella, there is multiparameter air chamber; There are four multifunction push keys at panel middle part, for multi-functional setting and the debugging of instrument.
Fig. 2 is the circuit theory diagrams that the detection of the utility model embodiment portable mobile wireless multi-parameter gas and personnel search and rescue instrument.By central processor CPU, charging circuit, key/switch dynamo-electric road, power supply stabilization circuit, signal deteching circuit, signal amplification circuit, battery voltage detection circuit, fill with journey circuit, wireless transceiver circuit, liquid crystal display circuit, data storage circuitry, warning circuit and holding circuit online and form.
Circuit core is central processor CPU, and this CPU adopts 16 super low-power consumption paster single-chip microcomputer MSP430F232IDA(ADC10 that carry 10,8 tunnel high-precision A/D conversion), be responsible for data sampling, processing, control, demonstration, warning etc.; Charging circuit is mainly comprised of special charger, electric battery, two inlet pipes and cradle, adopts current constant mode charging, and during charging, charger pilot lamp is red, and after full charge, it is green that pilot lamp turns, and now enters trickle charge mode.The dynamo-electric road of key/switch is mainly comprised of four button S1～S4, integrated circuit triode and peripheral resistance capacitance thereof.S1 is electric power on/off key, and S2 is function/shift key, and S3 is increase/key backlight, and S4 is minimizing/self check key.By bistable trigger circuit chip, by a S1, triode conducting, then by a S1, triode ends, thus realize the machine open/close of power supply; Power supply stabilization circuit has 2.9V and two voltage-stabilized power supply circuits of 3.0V, and 2.9V mu balanced circuit aims at signal deteching circuit power supply, and 3.0V stabilized voltage supply, is other circuit supplies outside signal deteching circuit.The sensing element integrated design respectively and separately of the signal deteching circuit of methane, CO gas and temperature is arranged on multiparameter air chamber position on a detection head, detection signal is delivered to three A/D input ports of central processing unit through signal amplification circuit separately, and the circulation of carrying out environment measuring value after 10 high-precision A/D conversion, data processing shows, signal comparison amplifying circuit is mainly comprised of signal comparator and peripheral resistance capacitance thereof, voltage detecting circuit signal is delivered to an A/D input port of central processing unit, carries out the demonstration of battery electric quantity after 10 high-precision A/D conversion, data processing, wireless transceiver circuit is mainly by RFID wireless radio-frequency patch chip and peripheral resistance, electric capacity, crystal oscillator and plate carry antenna and form, be responsible for the reception of wireless encoding signal, send and with the communication of CPU, under controlling, CPU can receive the personal identification card in identification range on the one hand, on the one hand can be by the methane detecting, carbon monoxide, temperature parameter value and the personnel's card number information receiving and the card number of self carry out wireless transmission, these information receive the data acquisition instrument by this portable instrument region of living in (being connected by cable with environmental monitoring substation) or Card Reader substation, enter respectively the communication of [underground system and mine personnel positioning system.Thereby realizing staff only need carry a portable instrument and can under mine, carry out the real-time detection of methane, carbon monoxide, temperature environment, and can carry out personnel's search and rescue, place and the data that this staff detects also can be known at any time in ground, and understand at any time this staff at the running orbit of down-hole, to floor control and direct rescue work the very important effect of playing; Display circuit mainly shows that by Chinese character Liquid Crystal Module and backlight electric power control circuit form.Show and adopt 16*16 point Chinese display liquid crystal display 64*32, every screen display is shown two row, and every row can show 4 Chinese characters; Data-storing circuit is mainly used in preservation and the data storage of communicating interrupt in the time of methane, carbon monoxide, temperature tune-up data (zero point, quality coefficient, alarming value), guarantees the integrality of data; That instrument also designs is sound, optical alarm circuit, fill with journey circuit, outrange holding circuit, under-voltage shutdown circuit etc. online.Whole circuit all adopts low power dissipation design, and most of components and parts all adopt low-power consumption post-chip formula, makes that this instrument has that volume is little, multi-functional, the feature of stand-by time long (can continuous working 12 hours).
Claims (2)
1. a portable mobile wireless multi-parameter gas detects and personnel search and rescue instrument, it is characterized in that, described search and rescue instrument is by methane sensing element, carbon monoxide sensing element, temperature-sensing element, central processor CPU, charging circuit, the dynamo-electric road of key/switch, power supply stabilization circuit, signal deteching circuit, signal amplification circuit, battery voltage detection circuit, fills with journey circuit, wireless transceiver circuit, liquid crystal display circuit, data storage circuitry, warning circuit and holding circuit online and forms; Described methane sensing element, carbon monoxide sensing element, temperature-sensing element connect the input end of signal deteching circuit separately, the output terminal of signal deteching circuit connects signal amplification circuit separately separately, and by signal amplification circuit separately, is connected to the corresponding port of central processor CPU; The dynamo-electric road of described key/switch, battery voltage detection circuit, fill with the corresponding port that journey circuit, wireless transceiver circuit, liquid crystal display circuit, data storage circuitry, warning circuit and holding circuit connect respectively central processor CPU online; Charging circuit connects power supply stabilization circuit also respectively to its circuit supply.
2. portable mobile wireless multi-parameter gas detection according to claim 1 and personnel search and rescue instrument, it is characterized in that, the sensing element integrated design respectively and separately of the testing circuit of described methane, CO gas and temperature, on a detection head, is arranged on air chamber position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505851.2U CN203489910U (en) | 2013-08-19 | 2013-08-19 | Portable wireless multi-parameter gas detection and personnel search and rescue instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505851.2U CN203489910U (en) | 2013-08-19 | 2013-08-19 | Portable wireless multi-parameter gas detection and personnel search and rescue instrument |
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| CN203489910U true CN203489910U (en) | 2014-03-19 |
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| CN201320505851.2U Expired - Fee Related CN203489910U (en) | 2013-08-19 | 2013-08-19 | Portable wireless multi-parameter gas detection and personnel search and rescue instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021775A (en) * | 2015-07-27 | 2015-11-04 | 煤炭科学技术研究院有限公司 | Multi-parameter gas detector |
| CN109633095A (en) * | 2018-12-29 | 2019-04-16 | 广州宜南电子科技有限公司 | Portable gas detector circuit |
-
2013
- 2013-08-19 CN CN201320505851.2U patent/CN203489910U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021775A (en) * | 2015-07-27 | 2015-11-04 | 煤炭科学技术研究院有限公司 | Multi-parameter gas detector |
| CN109633095A (en) * | 2018-12-29 | 2019-04-16 | 广州宜南电子科技有限公司 | Portable gas detector circuit |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20140819 |
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| EXPY | Termination of patent right or utility model |