CN102288218A - Multi-parameter sensor device used in survival cabin of underground shelter - Google Patents
Multi-parameter sensor device used in survival cabin of underground shelter Download PDFInfo
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- CN102288218A CN102288218A CN2011101198533A CN201110119853A CN102288218A CN 102288218 A CN102288218 A CN 102288218A CN 2011101198533 A CN2011101198533 A CN 2011101198533A CN 201110119853 A CN201110119853 A CN 201110119853A CN 102288218 A CN102288218 A CN 102288218A
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Abstract
The invention is associated with a multi-parameter sensor device used in a survival cabin of a coal mine and non-coal mine underground shelter, which comprises a multi-parameter sensor, a weak signal amplifying and processing module, a master-slave mode dual-processor module, a communication module, a sensor calibrating module, an LCD (liquid crystal display) module and an explosion-proof structural shell. The multi-parameter sensor device is mounted in a survival cabin body of the underground shelter and is used for acquiring data, i.e. concentration of gases, such as CO, CO2, CH4 and O2, temperature, humidity and pressure in the cabin body in real time and transmitting the data to a monitoring and controlling system of the underground shelter through an RS232/RS485 (recommended standard) serial interface or a CAN (controller area network) bus interface. The multi-parameter sensor device provided by the invention can be calibrated by using two manners, i.e. online or offline and comprises a master-slave mode dual-processor working mode, thus the stability and the reliability of the device can be guaranteed; and in addition, the convenience and the safety in operating the multi-parameter sensor device can also be ensured because of the LCD module and the explosion-proof structural shell.
Description
Technical field
The present invention relates to Instrument technology field, particularly relate to a kind of interior multi-parameter sensor device in existence cabin (or existence chamber) that is used for colliery and non-coal mine down-hole sanctuary.
Background technology
At present, methane more widely (CH4) sensor of using in colliery and non-coal mine field, carbon monoxide (CO) sensor, carbon dioxide (CO2) sensor, oxygen (O2) sensor, temperature sensor, humidity sensor and pressure transducer all are sensors independently, wherein each sensor device is used to measure a kind of concentration or parameter of gas, and possessing LED Presentation Function and communication serial port simultaneously, these sensor devices are being brought into play huge effect in the safety monitoring system in this field.Yet, for the down-hole sanctuary that in colliery and non-coal mine underground emergency avoiding system, plays an important role,, when using these sensors, also exist following problem:
1,, needs simultaneously to the methane (CH in its existence cabin (or existence chamber) for the down-hole sanctuary of colliery and non-coal mine
4), carbon monoxide (CO), carbon dioxide (CO
2), oxygen (O
2) concentration, and temperature, humidity and pressure and other parameters are measured, therefore need the limited area of while in the existence cabin of down-hole sanctuary that a plurality of sensor devices are set, and certainly existing the how rationally problem of mounting arrangement of a plurality of sensor devices like this.
2, owing in the existence cabin of the down-hole of colliery and non-coal mine sanctuary, needing to be provided with simultaneously a plurality of sensors, and each sensor all possesses LED display and communication serial port, make that like this data transmission interface of monitor control system of down-hole sanctuary is more, system complex, the while also can increase the power consumption of down-hole sanctuary.
3, owing to the sanctuary that is arranged at colliery and non-coal mine down-hole is in the inflammable and explosive particular surroundings, the result's that the sensor device of its existence in cabin measured accuracy is directly connected to the life security of the personnel cabin in, therefore how to improve the problem that design that precision that the sensor device the cabin in measures and reliability be sanctuary under present colliery and the non-coal mine always and manufacturing need the emphasis considerations of depositing of down-hole sanctuary.
This shows that employed sensor device obviously still has inconvenience and defective, and demands urgently further being improved in the existence cabin of existing colliery and non-coal mine down-hole sanctuary in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Along with the continuous development of sensor technology, the widespread use of multi-parameter sensor in every field, the problem that exists for employed sensor device in the existence cabin that solves existing colliery and non-coal mine down-hole sanctuary provides possibility.
Summary of the invention
The objective of the invention is to, overcome that the existing volume of employed sensor device is big in the existence cabin of existing colliery and non-coal mine down-hole sanctuary, weight is heavier, interface quantity many and the big defective of power consumption, and multi-parameter sensor device in a kind of existence cabin that is used for down-hole sanctuary of new structure is provided, technical matters to be solved is to make it utilize a multi-parameter sensor device just can realize CO, CO in the existence cabin of sanctuary
2, CH
4, O
2Gas concentration and the measurement of temperature, humidity, pressure data, and its volume is little, in light weight, installation and maintenance and calibration convenient, the design of the dual processor that it adopted can guarantee to obtain to stablize more accurate measuring accuracy and high reliability, is very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.Multi-parameter sensor device in a kind of existence cabin that is used for down-hole sanctuary that proposes according to the present invention, it comprises: multi-parameter sensor and feeble signal processing and amplifying module, master-slave mode dual processor module, communication module, pick up calibration module, LCD display module and blast resistance construction shell; Wherein this multi-parameter sensor and feeble signal processing and amplifying module are made up of temperature sensor, humidity sensor, pressure transducer, a plurality of gas sensor and feeble signal amplification treatment circuit; The input end of this feeble signal amplification treatment circuit is connected with the output terminal of this temperature sensor, this humidity sensor, this pressure transducer and described a plurality of gas sensors respectively, receives by temperature, humidity and the pressure data of environment and the parameter value signal that concentration generated of a plurality of gases in measured this existence cabin of this temperature sensor, this humidity sensor, this pressure transducer and described a plurality of gas sensor; This master-slave mode dual processor module, its input end is connected with the output terminal of this multi-parameter sensor with this feeble signal amplification treatment circuit of feeble signal processing and amplifying module, and this parameter value signal that receives after this feeble signal amplification treatment circuit processing and amplifying carries out calculation process; This master-slave mode dual processor module comprise a primary processor and one when this primary processor breaks down, replace this primary processor carry out work from processor; This communication module is connected with this master-slave mode dual processor module, receives this parameter value signal after this master-slave mode dual processor module arithmetic is handled, and its host-host protocol according to regulation is transferred to a host computer; This communication module also can receive the control command signal that this host computer sends, and is sent to this master-slave mode dual processor module after this control command signal handled and carries out corresponding control command; This pick up calibration module is connected with feeble signal processing and amplifying module with this master-slave mode dual processor module and this multi-parameter sensor respectively, and wherein this master-slave mode dual processor module also is provided with an infrared remote receiver; This pick up calibration module receives the calibration activation information of a correspondence that is produced by this infrared remote receiver of this master-slave mode dual processor module when receiving the calibration command signal that an Infrared remote controller sends, the calibration control signal that generates a correspondence is sent to this multi-parameter sensor and feeble signal processing and amplifying module; This pick up calibration module also can be implemented the pairing calibration result signal of calibration result that the calibration back is obtained and preserves by this pick up calibration module to this temperature sensor, this humidity sensor, this pressure transducer, described a plurality of gas sensors and this feeble signal amplification treatment circuit of this multi-parameter sensor and feeble signal processing and amplifying module to this master-slave mode dual processor module output; This LCD display module, be provided with LCD display, the input end of this LCD display module is connected with the output terminal of this master-slave mode dual processor module, receives this parameter value signal after this master-slave mode dual processor module arithmetic is handled, and shows the pairing parameter value of output by this LCD display; This multi-parameter sensor and feeble signal processing and amplifying module, this master-slave mode dual processor module, this communication module, this pick up calibration module and this LCD display module all are arranged in this blast resistance construction shell; And this blast resistance construction shell is being provided with a riot gear to this LCD display place that should the LCD display module.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, wherein saidly be connected with this primary processor when this primary processor operate as normal, and send heartbeat detection signal to this primary processor this primary processor is carried out heartbeat detection from processor.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, wherein this primary processor with should be provided with a house dog management circuit respectively from processor.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, wherein said communication module possesses RS232/RS485 serial ports and/or CAN bus interface, and this master-slave mode dual processor module is to be connected with this host computer by this RS232/RS485 of this communication module or this CAN bus interface agreement according to the rules to realize two-way communication.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, the output terminal of wherein said parameter sensors and feeble signal processing and amplifying module is the input end that can be electrically connected on this master-slave mode dual processor module with plugging, thereby this multi-parameter sensor and feeble signal processing and amplifying module can be disassembled from this multi-parameter sensor device, carry out the off line calibration.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, this LCD display of wherein said LCD display module is highlighted touch-control display screen.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, wherein said LCD display module also can receive this temperature sensor that this multi-parameter sensor after this master-slave mode dual processor module arithmetic is handled and feeble signal processing and amplifying module are exported in the process of this multi-parameter sensor and feeble signal amplification treatment circuit module being carried out on-line calibration, this humidity sensor, this pressure transducer, this calibration result signal of the status signal of described a plurality of gas sensor and this feeble signal amplification treatment circuit and the output of this pick up calibration module, and by corresponding related data in this this on-line calibration process of LCD display demonstration output.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, wherein said a plurality of gas sensors comprise CO sensor, CO
2Sensor, CH
4Sensor and O
2Sensor.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, wherein said riot gear be a steel construction cover the protective cover of when needs are watched the content of LCD display, raising playing explosion-proof on the LCD display at ordinary times.
Multi-parameter sensor device in the aforesaid existence cabin that is used for down-hole sanctuary, wherein said down-hole sanctuary comprises mobile survival capsule and fixing refuge chamber.
The present invention compared with prior art has tangible advantage and beneficial effect.By technique scheme, the multi-parameter sensor device that the present invention is used in the existence cabin of down-hole sanctuary has following advantage and beneficial effect at least:
1, the present invention passes through seven kinds of (CO, CO
2, CH
4, O
2, temperature, humidity, pressure) the different sensor of principles and the core components that the feeble signal amplification treatment circuit is integrated in the multi-parameter sensor device in the existence cabin that is configured for down-hole sanctuary in the can of detecting, and it is connected with the master-slave mode processor module by interface, cooperate LCD display module, communication module and pick up calibration module to form multi-parameter sensor device of the present invention simultaneously, therefore multi-parameter sensor device of the present invention have that measurement parameter is many simultaneously, precision is high, in light weight, volume is little, the advantage of low in energy consumption, easy installation.
2, the present invention can calibrate the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary by online and two kinds of calibrating modes of off line calibration, makes measuring accuracy more stable.
3, principal and subordinate processor structure Design of the present invention has improved the reliability and the serviceable life of the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary.
4, LCD display module and other structures of the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary of the present invention are arranged in the blast resistance construction shell, therefore has explosion prevention function, the regulation that meets national standard, and it adopts serial communication to carry out data transmission, have better anti-disturbance performance, can ensure the reliable transmission of data in the rugged surroundings of down-hole.
In sum, sensor device of the present invention is used for CO, the CO in the existence cabin (or existence chamber) that collection of coal mine and non-coal mine down-hole in real time move survival capsule (or fixedly refuge chamber)
2, CH
4, O
2Gas concentration and temperature, humidity, pressure data, and with the data transmission that collects host computer to the monitor control system of mobile survival capsule (or fixedly refuge chamber).It can adopt online and two kinds of calibrating modes of off line calibration are calibrated, and has ensured the high measurement accuracy and the stability of sensor.The dual processor that the present invention in addition possessed can ensure the reliability of the interior multi-parameter sensor device in existence cabin (or existence chamber).The present invention simultaneously also possesses the interference free performance of communication and the explosion-proof performance of structure, to guarantee its application in colliery and non-coal mine underground emergency avoiding system, makes it have good development space.The present invention has obvious improvement technically, and has tangible good effect, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the structural representation that the life according to one embodiment of the present invention is used for the multi-parameter sensor device in the existence cabin of down-hole sanctuary.
Fig. 2 is the workflow diagram according to the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary of one embodiment of the present invention.
11: temperature sensor 12: humidity sensor
13: pressure transducer 14: the feeble signal amplification treatment circuit
15:CO sensor 16:CO
2Sensor
17:CH
4Sensor 18:O
2Sensor
2: master-slave mode dual processor module 21: primary processor
22: from processor 3: communication module
4: pick up calibration module 5:LCD display module
S1-S10: step
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, its embodiment of multi-parameter sensor device, structure, feature and effect thereof in the existence cabin that is used for down-hole sanctuary that foundation the present invention is proposed, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.Explanation by embodiment, should be to reach technological means that predetermined purpose takes and effect to obtain one more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, be not to be used for the present invention is limited.
Seeing also shown in Figure 1ly, is the structural representation that life according to one embodiment of the present invention is used for the multi-parameter sensor device in the existence cabin of down-hole sanctuary.
Multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary of better embodiment of the present invention comprises: multi-parameter sensor and feeble signal processing and amplifying module, master-slave mode dual processor module 2, communication module 3, pick up calibration module 4, LCD display module 5 and blast resistance construction shell.Down-hole wherein of the present invention sanctuary comprises the mobile survival capsule that is used for colliery and non-coal mine down-hole and fixing refuge chamber.
Described multi-parameter sensor and feeble signal processing and amplifying module are made up of temperature sensor 11, humidity sensor 12, pressure transducer 13, a plurality of gas sensor and feeble signal amplification treatment circuit 14.Temperature sensor 11, humidity sensor 12, pressure transducer 13 and a plurality of gas sensors contacts with the air of environment in the sanctuary existence cabin respectively, with temperature, humidity and the pressure data of environment in the real-time measurement existence cabin and the concentration generation parameter value signal of a plurality of gases.The input end of feeble signal amplification treatment circuit 14 is connected with the output terminal of temperature sensor 11, humidity sensor 12, pressure transducer 13 and a plurality of gas sensors respectively, receives this parameter value signal and carries out processing and amplifying.Wherein said a plurality of gas sensor can comprise and is used for measure CO, CO
2, CH
4And O
2The CO sensor 15 of gas concentration, CO
2Sensor 16, CH
4Sensor 17 and O
2Sensor 18, but not as limit.
Described master-slave mode dual processor module 2, its input end is connected with the output terminal of multi-parameter sensor with the feeble signal amplification treatment circuit 14 of feeble signal processing and amplifying module, receive the parameter value signal after processing and amplifying of multi-parameter sensor and feeble signal processing and amplifying module output, it is carried out calculation process, to obtain measurement data accurately.Wherein master-slave mode dual processor module 2 comprise primary processor 21 with from processor 22, and in these two processors 21,22, all embedded operating system and application software respectively.Carry out work by primary processor 21 generally speaking, be connected with primary processor 21, and send the heartbeat detection signal, carry out heartbeat detection to primary processor 21 from processor 22.If in the process of heartbeat detection, find that from processor 22 primary processor 21 breaks down, then replace primary processor 21 from processor 22 and carry out work, the mode of operation of this dual processor can improve the reliability and the serviceable life of multi-parameter sensor device of the present invention.In addition, also be provided with house dog management circuit (not shown) respectively, can realize to primary processor 21 with from the monitoring management of processor 22 work by this house dog management circuit at primary processor 21 with from processor 22.
Described communication module 3, be connected with master-slave mode dual processor module 2, reception is parameter value signal after master-slave mode dual processor module 2 calculation process, and its host-host protocol according to regulation is transferred to a host computer (not shown) of the monitor control system of colliery and non-coal mine down-hole sanctuary.Communication module 3 also can receive the control command signal that this host computer sends simultaneously, and be sent to master-slave mode dual processor module 2 after this control command signal handled, carry out corresponding control command by master-slave mode dual processor module 2, realize the present invention is used for the control of the multi-parameter sensor device in the existence cabin of down-hole sanctuary.Wherein communication module 3 possesses RS232/RS485 serial ports and/or CAN bus interface, master-slave mode dual processor module 2 is to be connected with this host computer by this RS232/RS485 of communication module 3 or this CAN bus interface agreement according to the rules to realize two-way communication, thereby realizes the serial communication between the host computer of monitor control system of multi-parameter sensor device of the present invention and down-hole sanctuary.
Described communication module, be connected with master-slave mode dual processor module, reception is parameter value signal after master-slave mode dual processor calculation process, and its host-host protocol according to regulation is transferred to the host computer (not shown) of mobile survival capsule (or fixedly refuge chamber) monitor control system.Communication module also can receive the control command signal that this host computer sends simultaneously, and will be sent to master-slave mode dual processor module after its processing, carry out this control command by master-slave mode dual processor module, realize the survive control of the interior multi-parameter sensor device in cabin (or existence chamber) the present invention.This communication module comprises RS232/RS485 serial ports and CAN bus interface, and the serial communication that can distinguish between the host computer that according to the rules agreement realizes multi-parameter sensor device of the present invention and mobile survival capsule (or fixedly refuge chamber) monitor control system is communicated by letter.
Described pick up calibration module 4, be connected with feeble signal processing and amplifying module with master-slave mode dual processor module 2 and multi-parameter sensor respectively, wherein master-slave mode dual processor module 2 also is provided with an infrared remote receiver (not shown), with the auxiliary realization by an Infrared remote controller (not shown) to CO sensor 15, CO
2Sensor 16, CH4 sensor 17, O
2The zero point of sensor 18, temperature sensor 11, humidity sensor 12 and pressure transducer 13 and the calibration of range, and to the on-line calibration of feeble signal amplification treatment circuit 14 parameters.When calibrating, earlier respectively to CO sensor 15, the CO of multi-parameter sensor and feeble signal processing and amplifying module
2Sensor 16, CH
4Sensor 17 and O
2Sensor 18 feeds nitrogen, infrared remote receiver by master-slave mode dual processor module 2 receives the school command signal at zero point that Infrared remote controller is sent again, produce corresponding school enabling signal at zero point, pick up calibration module 4 receives this school enabling signal at zero point and generates CO sensor 15, the CO that corresponding school control signal at zero point is sent to multi-parameter sensor and feeble signal processing and amplifying module
2Sensor 16, CH
4Sensor 17 and O
2The zero point correction that sensor 18 is implemented these sensors, and obtain and preserve calibration result.And then respectively to CO sensor 15, the CO of multi-parameter sensor and feeble signal processing and amplifying module
2Sensor 16, CH
4Sensor 17 and O
2Sensor 18 feeds CO, the CO of standard respectively
2, CH
4And O2, and receive the school range command signal that Infrared remote controller is sent by the infrared remote receiver of master-slave mode dual processor module 2, produce corresponding school range enabling signal, pick up calibration module 4 receives this school range enabling signal and generates CO sensor 15, the CO that corresponding school range control signal is sent to multi-parameter sensor and feeble signal processing and amplifying module
2Sensor 16, CH
4Sensor 17 and O
2The range calibration that sensor 18 is implemented these sensors, and obtain and preserve calibration result.Send the calibration command signal by the instrument and the auxiliary Infrared remote controller of special use in the same way then, precision by temperature sensor 11, humidity sensor 12 and the pressure transducer 13 of 4 pairs of multi-parameter sensors of pick up calibration module and feeble signal processing and amplifying module is implemented calibration, and obtains and preserve calibration result.Auxiliary in the same way at last Infrared remote controller is sent the calibration command signal, implements calibration by the parameters of 4 pairs of feeble signal amplification treatment circuits 14 of pick up calibration module, and obtains and preserve calibration result.Master-slave mode dual processor module 2 of the present invention also can be obtained each sensor of its storage and the pairing calibration result signal of calibration result of feeble signal amplification treatment circuit 14 from pick up calibration module 4 simultaneously.
Because the output terminal that the output terminal of multi-parameter sensor and feeble signal processing and amplifying module is is the input end that can be electrically connected on master-slave mode dual processor module 2 with plugging, thereby multi-parameter sensor and feeble signal processing and amplifying module can be disassembled from multi-parameter sensor device of the present invention, therefore of the present inventionly be used for the multi-parameter sensor device sanctuary of down-hole outside except can being undertaken the on-line calibration, can also carry out off line to each sensor of multi-parameter sensor and feeble signal processing and amplifying module and feeble signal amplification treatment circuit 14 and calibrate by pick up calibration module 4.Wherein said off line calibration can be placed in the special-purpose correcting device and implement CO sensor 15, CO by multi-parameter sensor and feeble signal amplification treatment circuit module are disassembled from multi-parameter sensor device of the present invention
2Sensor 16, CH
4Sensor 17 and O
2The zero point of sensor 18 and the calibration of range, to the calibration of the precision of temperature sensor 11, humidity sensor 12 and pressure transducer 13, and to the calibration of circuit 14 parameters of feeble signal processing and amplifying.
Described LCD display module 5 is provided with LCD display, and its input end is connected with the output terminal of master-slave mode dual processor module 2, and parameter value signal after reception master-slave mode dual processor module 2 calculation process shows output pairing CO, CO by LCD display
2, CH
4And O
2Gas concentration and the parameter value of temperature, humidity and pressure.The LCD display of wherein said LCD display module 5 is highlighted touch-control display screen, and it can show the detected CO of multi-parameter sensor device of the present invention, CO full frame or separately
2, CH
4And O
2Gas concentration and the parameter value of temperature, humidity and pressure.Simultaneously, the status signal of temperature sensor 11, humidity sensor 12, pressure transducer 13, a plurality of gas sensor and feeble signal amplification treatment circuit that multi-parameter sensor LCD display module 5 of the present invention also can receive master-slave mode dual processor module 2 calculation process in the process of multi-parameter sensor and feeble signal amplification treatment circuit module being carried out on-line calibration after and feeble signal processing and amplifying module are exported and the calibration result signal of pick up calibration module 4 storages, and show corresponding related data in the output on-line calibration process by LCD display.
Multi-parameter sensor of the present invention and feeble signal processing and amplifying module, master-slave mode dual processor module 2, communication module 3, pick up calibration module 4 and LCD display module 5 all are arranged in the blast resistance construction shell.Wherein this blast resistance construction shell is provided with a riot gear at the LCD display place of corresponding LCD display module 5.This explosion-protection equipment is the protective cover that is arranged at a steel construction at LCD display place, and this protective cover is to cover on LCD display at ordinary times, plays explosion-proof, and raises when needs are watched the content of LCD display.
Seeing also shown in Figure 2ly, is the workflow diagram according to the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary of one embodiment of the present invention.The concrete course of work that the present invention is used for the multi-parameter sensor device in the existence cabin of down-hole sanctuary is described below:
S1. surviving, the multi-parameter sensor device powers on system initialization (comprising initialization LCD display, communication serial port, digital and analog signaling interface etc.) in the cabin;
S2. CO, the CO in the multi-parameter sensor device collection existence cabin in the cabin survives
2, CH
4And O
2Gas concentration and temperature, humidity and pressure data;
S3. principal and subordinate processor operation application software is carried out data processing, the CO that the LCD display actual measurement is arrived, CO
2, CH
4And O
2Gas concentration and temperature, humidity and pressure value, if the communication serial port of communication module receives the data command that obtains that the host computer of the monitor control system of down-hole sanctuary sends, then CO, CO
2, CH
4And O
2Gas concentration and temperature, humidity and pressure data be transferred to host computer according to the communication protocol of appointment;
S4. whether interpretation has the calibration request order, does not carry out if then forward S2 to; If have and then further judge calibrating mode, if the off line calibration forwards S5 to, if on-line calibration forwards S6 to;
S5. the multi-parameter sensor and the feeble signal processing and amplifying module that need calibration are unloaded in shutdown, change the multi-parameter sensor and the feeble signal processing and amplifying module of having calibrated; Rework and forward S1 to.
S6. give CO, CO respectively
2, CH
4, O
2Sensor inserts nitrogen, sends school command signal at zero point, begins school zero process, and LCD display shows related data;
S7. give CO, CO respectively
2, CH
4, O
2Sensor inserts standard gas, sends school range command signal, begins school range process, and LCD display shows related data;
S8. by instrument temperature, humidity, pressure transducer are calibrated zero point and range, send the calibration command signal, LCD display shows related data;
S9. calibrate the parameter of feeble signal amplification treatment circuit;
S10. shutdown after finishing; Rework and forward S1 to.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary is characterized in that it comprises: multi-parameter sensor and feeble signal processing and amplifying module, master-slave mode dual processor module, communication module, pick up calibration module, LCD display module and blast resistance construction shell; Wherein
This multi-parameter sensor and feeble signal processing and amplifying module are made up of temperature sensor, humidity sensor, pressure transducer, a plurality of gas sensor and feeble signal amplification treatment circuit; The input end of this feeble signal amplification treatment circuit is connected with the output terminal of this temperature sensor, this humidity sensor, this pressure transducer and described a plurality of gas sensors respectively, receives by temperature, humidity and the pressure data of environment and the parameter value signal that concentration generated of a plurality of gases in measured this existence cabin of this temperature sensor, this humidity sensor, this pressure transducer and described a plurality of gas sensor;
This master-slave mode dual processor module, its input end is connected with the output terminal of this multi-parameter sensor with this feeble signal amplification treatment circuit of feeble signal processing and amplifying module, and this parameter value signal that receives after this feeble signal amplification treatment circuit processing and amplifying carries out calculation process; This master-slave mode dual processor module comprise a primary processor and one when this primary processor breaks down, replace this primary processor carry out work from processor;
This communication module is connected with this master-slave mode dual processor module, receives this parameter value signal after this master-slave mode dual processor module arithmetic is handled, and its host-host protocol according to regulation is transferred to a host computer; This communication module also can receive the control command signal that this host computer sends, and is sent to this master-slave mode dual processor module after this control command signal handled and carries out corresponding control command;
This pick up calibration module is connected with feeble signal processing and amplifying module with this master-slave mode dual processor module and this multi-parameter sensor respectively, and wherein this master-slave mode dual processor module also is provided with an infrared remote receiver; This pick up calibration module receives the calibration activation information of a correspondence that is produced by this infrared remote receiver of this master-slave mode dual processor module when receiving the calibration command signal that an Infrared remote controller sends, the calibration control signal that generates a correspondence is sent to this multi-parameter sensor and feeble signal processing and amplifying module; This pick up calibration module also can be implemented the pairing calibration result signal of calibration result that the calibration back is obtained and preserves by this pick up calibration module to this temperature sensor, this humidity sensor, this pressure transducer, described a plurality of gas sensors and this feeble signal amplification treatment circuit of this multi-parameter sensor and feeble signal processing and amplifying module to this master-slave mode dual processor module output;
This LCD display module, be provided with LCD display, the input end of this LCD display module is connected with the output terminal of this master-slave mode dual processor module, receives this parameter value signal after this master-slave mode dual processor module arithmetic is handled, and shows the pairing parameter value of output by this LCD display;
This multi-parameter sensor and feeble signal processing and amplifying module, this master-slave mode dual processor module, this communication module, this pick up calibration module and this LCD display module all are arranged in this blast resistance construction shell; And this blast resistance construction shell is being provided with a riot gear to this LCD display place that should the LCD display module.
2. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary according to claim 1, it is characterized in that wherein saidly being connected with this primary processor when this primary processor operate as normal, and send heartbeat detection signal to this primary processor this primary processor is carried out heartbeat detection from processor.
3. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary according to claim 1, it is characterized in that wherein this primary processor with should be provided with a house dog management circuit respectively from processor.
4. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary according to claim 1, it is characterized in that wherein said communication module possesses RS232/RS485 serial ports and/or CAN bus interface, this master-slave mode dual processor module is to be connected with this host computer by this RS232/RS485 of this communication module or this CAN bus interface agreement according to the rules to realize two-way communication.
5. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary according to claim 1, the output terminal that it is characterized in that wherein said parameter sensors and feeble signal processing and amplifying module is the input end that can be electrically connected on this master-slave mode dual processor module with plugging, thereby this multi-parameter sensor and feeble signal processing and amplifying module can be disassembled from this multi-parameter sensor device, carry out the off line calibration.
6. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary according to claim 1, this LCD display that it is characterized in that wherein said LCD display module is highlighted touch-control display screen.
7. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary according to claim 1, it is characterized in that wherein said LCD display module also can receive this temperature sensor that this multi-parameter sensor after this master-slave mode dual processor module arithmetic is handled and feeble signal processing and amplifying module are exported in the process of this multi-parameter sensor and feeble signal amplification treatment circuit module being carried out on-line calibration, this humidity sensor, this pressure transducer, this calibration result signal of the status signal of described a plurality of gas sensor and this feeble signal amplification treatment circuit and the output of this pick up calibration module, and by corresponding related data in this this on-line calibration process of LCD display demonstration output.
8. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary according to claim 1 is characterized in that wherein said a plurality of gas sensor comprises CO sensor, CO
2Sensor, CH
4Sensor and O
2Sensor.
9. the multi-parameter sensor device in the existence cabin that is used for down-hole sanctuary according to claim 1, it is characterized in that wherein said riot gear be a steel construction cover the protective cover of when needs are watched the content of LCD display, raising playing explosion-proof on the LCD display at ordinary times.
10. according to the multi-parameter sensor device in the described existence cabin that is used for down-hole sanctuary of arbitrary claim in the claim 1 to 9, it is characterized in that wherein said down-hole sanctuary comprises mobile survival capsule and fixing refuge chamber.
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| CN2011101198533A CN102288218A (en) | 2011-05-10 | 2011-05-10 | Multi-parameter sensor device used in survival cabin of underground shelter |
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Application publication date: 20111221 |