CN205120170U - Thing networking information system management safety gas table - Google Patents
Thing networking information system management safety gas table Download PDFInfo
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- CN205120170U CN205120170U CN201520903264.8U CN201520903264U CN205120170U CN 205120170 U CN205120170 U CN 205120170U CN 201520903264 U CN201520903264 U CN 201520903264U CN 205120170 U CN205120170 U CN 205120170U
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Abstract
The utility model relates to a thing networking information system management safety gas table, its characterized in that: it includes lithium cell and singlechip and with the corresponding interface connection's of singlechip thing networking communication control circuit, data memory, liquid crystal display element circuit, motor valve control unit circuit, gas leak testing element circuit, linear voltage detection circuit, linear stabilizer circuit, flow measurement circuit, independently awaken circuit, high -power energy -storage capacitor and reputation communication control 0 up. The utility model discloses can initiatively send the gas leakage alarm close valve control, real -time update gas valence structure, the exclusive communication network of thing networking and receive characteristics, cooperation meter buret that the little maintenance cost of external disturbance is low to manage the unified management gas metering of superintendent office utensil.
Description
Technical field
The utility model relates to a kind of metering gas table, especially relate to a kind of Internet of Things information system management safety fuel gas table, particularly a kind of by the measuring control of this table tool, payment management, combustion gas fault alarm, show the contents such as tool on-line fault diagnosis and realize real-time online by the communication of Internet of Things private network and civil gas management cloud platform and manage.
Background technology
Internet of Things information system management safety fuel gas table is that conventional gas table technology combines with current Internet of Things communication network and computer software technology electronic product.Compared with the prepayment diaphragm gas meter such as traditional diaphragm gas meter, IC-card intelligent gas meter, wireless remote transmission table (or being with IC-card wireless remote transmission table), its main advantage adopts the proprietary communication network of Internet of Things, the trackability coordinating gas company's supervision table tool to use, online remote control function, to pay the fees function, online query function online.This technical feature is reliable, easy to use, coordinate civil gas management cloud platform to realize the functions such as the robotization of user's recharging and paying, troublshooting robotization, security alarm robotization, gas price topology update robotization, administrative control of measuring instrument robotization, become the new direction of gas measuring products networking.
The prepayment diaphragm gas meters such as early stage diaphragm gas meter, IC-card intelligent gas meter, wireless remote transmission table due to management on, there is certain defect in Control System Design, in security protection, the present the following aspects of these defect maps:
1. diaphragm gas meter i.e. tradition table.Management needs manually to visit check meter, uncontrollable user's use gas, gas price structure perform the problem such as can not to adjust in time;
2. IC-card intelligent gas meter, wireless remote transmission table (or band IC-card wireless remote transmission table) need user regular replacing battery, table tool affect seriously by installation environment;
3. IC-card intelligent gas meter is just simple realizes first paying the fees the pre paid functionality used afterwards, and gas price structure performs and can not adjust in time;
4. its IC-card of IC-card intelligent gas meter itself is easily copied by relevant IC-card reproducer, and cause control program disorderly, its security cannot ensure;
5. its communication distance is short, installation environment is comparatively large to effect of signals for wireless remote transmission table (or band IC-card wireless remote transmission table), need by concentrator and the communication of the management platform decorum, and maintenance cost is high;
6. IC-card intelligent gas meter, wireless remote transmission table (or band IC-card wireless remote transmission table) do not have gas leakage to close valve function, and use safety can not get ensureing;
7. simply, the factors such as pay charge way is dumb cannot meet the growing demand in gas company for IC-card intelligent gas meter, wireless remote transmission table (or band IC-card wireless remote transmission table) management system software structure;
8. according to the requirement of JJG577-2012 " diaphragm gas meter " measurement verification regulations 7.5, traditional diaphragm gas meter, IC-card intelligent gas meter, wireless remote transmission table (or band IC-card wireless remote transmission table) cannot meet measuring control superintendent office to growing administrative control of measuring instrument.
Above problem becomes the persistent ailment of IC-card intelligent gas meter technical development in recent years, does not have a whole set of relevant effective solution so far.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, a kind of Internet of Things information system management safety fuel gas table is provided, the hermetically sealed IP65 of the reaching degree of protection of its global design does not affect by installation environment, the variation of subscriber payment mode need not hold IC-card recharging and paying, civil gas management cloud platform real-time online detects gas meter, flow meter service condition, initiatively sends that gas leakage alarm closes valve control, real-time update gas price structure, the exclusive communication network of Internet of Things are subject to feature, the cooperation measuring control superintendent office unified management gas metering utensil that the little maintenance cost of external interference is low.
The purpose of this utility model is achieved in that a kind of Internet of Things information system management safety fuel gas table, and it comprises lithium battery and single-chip microcomputer and the Internet of Things communication control circuit be connected with single-chip microcomputer the corresponding interface, data-carrier store, liquid crystal display circuit, motor valve control module circuit, gas leakage detection cell circuit, linear voltage testing circuit, linear voltage-stabilizing circuit, flow sensing circuit, autonomous wake-up circuit, large power energy storage electric capacity and acousto-optic hint circuit; Data-carrier store passes through I
2c communication modes and single-chip microcomputer carry out data transmission, motive objects networking module M6310 and single-chip microcomputer both-way communication during Internet of Things communication control circuit adopts, gauge check circuit is connected with the input end of single-chip microcomputer provides metrical pulse signal, liquid crystal display circuit is connected with the output terminal of single-chip microcomputer and external-connection displayer, linear voltage testing circuit, linear voltage-stabilizing circuit, connects between large power energy storage electric capacity and motor valve control module circuit.
Compared with prior art, the beneficial effects of the utility model are:
1, be Guarantee control system low-power consumption, extend battery, control system fully takes into account dissipation facot in parts such as single-chip microcomputer type selecting, Internet of Things communication control circuit, data storage cell, liquid crystal display display unit, gas leakage detecting unit, supply voltage detecting unit and motor valve driver elements, and solution is proposed, in conjunction with scm software program design, be in low power operation state when control system being in dormant state, Internet of Things communication control circuit is in dormant state.By above-mentioned measure, the actual quiescent dissipation of native system is less than 20 μ A (microampere), and high-capacity lithium battery can reach 10 years serviceable life, and has reached above-mentioned technical indicator in actual use.
2, Internet of Things communication control circuit adopts TCP/UDP communication modes initiatively the information such as table tool continuous data, table tool state to be sent to civil gas management cloud platform by Internet of Things private network passage.Civil gas management cloud platform according to business operation flow process by the information returning table tool by Internet of Things private network channel transfer to table tool control system and perform relevantly to supplement with money, switch valves, gas price upgrade, school time etc. function.
3, this control system detects Real-Time Monitoring magnitude of voltage by minimum operating voltage value signal to single-chip microcomputer and motor valve driving circuit by linear voltage, and the gas leakage signal detected will be closed valve as program first priority execution pass valve events by single-chip microcomputer by gas leakage detection cell circuit.More reliable in the structure of control system.
4, show tool global design hermetically sealed, reaching IP65 degree of protection does not affect by installation environment.Control system, through strict aging test and epoxy resin encapsulated technique, effectively stops the destruction of environmental factor to control system.
5, in the selection of electronic component, adopt technical grade element, overall system control can both normally run under high and low temperature environment.
6, overall system control considers the requirement in production, testing process, adopts modular design, easy and simple to handle in whole process, reasonable, reduces costs to a greater extent and enhances productivity, reaching large-scale production requirement.Product after sale in also fully take into account program software upgrading simplification and operability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
See Fig. 1, the utility model relates to a kind of Internet of Things information system management safety fuel gas table, comprises high-capacity lithium battery, low-power scm, Internet of Things communication control circuit, data-carrier store, liquid crystal display circuit, motor valve control module circuit, gas leakage detection cell circuit, linear voltage testing circuit, linear voltage-stabilizing circuit, flow sensing circuit, autonomous wake-up circuit, large power energy storage electric capacity and acousto-optic hint circuit.
Lithium battery is the guarantee that all control system normally work, and adopts high power capacity, high power lithium battery.
Single-chip microcomputer is the core cell of control system, and the process of all signals, reception, data operation and sending of steering order are all completed by it.Native system MC9S08LL8 single-chip microcomputer is 8 single-chip microcomputers of Freescale based on HCS08 core, and this single-chip microcomputer has extremely low power dissipation, and built-in LCD drives and abundant peripheral interface.Technical grade environmental requirement designs, and is applicable to the designing requirement of IC-card gas meter, flow meter product completely.
Data-carrier store (EEPROM) is used to store IC card numbers, password, tolerance value, Status Flag and relevant user information, and it passes through I
2c communication modes and single-chip microcomputer carry out data transmission.EEPROM its operating voltage 1.8V ~ 5V that this system is selected is optional, data can be preserved 100 years, can have write and the erasing of 1,000,000 times.
Motive objects networking module M6310 during Internet of Things communication control circuit adopts, M6310 module is the two frequency band GSMs/GPRS wireless module of a technical grade.Its working frequency range is: GSM900MHz and DCS1800MHz, provides GPRS number biography, GSM message business.MC9S08LL8 Single-chip Controlling M6310 module will show tool status information transmission to backstage cloud management system, realize both-way communication.
The function of gauge check circuit is mainly for single-chip microcomputer provides metrical pulse signal, and sending of its signal is that break-make by Hall element completes, and its design philosophy comprises stabilization technology, the interference in erasure signal source.After data are saved in EEPROM in time by single-chip microcomputer after receiving magnetic guard signal, disable motor valve, sends alarm command.Single-chip microcomputer has judged whether super Flow Fault according to the mistiming of metrical pulse signal, single-chip microcomputer has judged whether gas leakage fault according to the time duration of metrical pulse signal, after data are saved in EEPROM according to fault by single-chip microcomputer in time, disable motor valve, sends alarm command.
Liquid crystal screen displays adopts low-power consumption LCD display, intuitively can show 99999.9m
3tolerance information (or balance amount information of 99999.99 yuan) and the information such as " surplus ", " fault ", " under-voltage " " Card Reader ×, √ ", " steal ", " valve leaves ", " valve pass ", " remaining sum ", electric quantity mark.Liquid crystal display display unit shows overall power and also only has 10 μ A(microamperes under single-chip microcomputer dormant state).
Linear voltage detecting unit passes through singlechip low-voltage testing circuit LVI when external input voltage is lower than systems axiol-ogy setting value, single-chip microcomputer performs preserves EEPROM data, perform and close valve and information instruction, and low-voltage warning message is sent to cloud management platform by M6310 module.
The major function of motor valve control module circuit is the instruction receiving the controlled valve that single-chip microcomputer sends.The advantage of this unit adopts integrated DC motor Driver chip controls motor valve, and its output current reaches 500mA, and integrated level is high, more reliable than the general pass valve circuit by discrete component design.
The function of acousto-optic hint circuit is sounded and light prompt when mainly user operation or table tool work, and informs the state of subscriber's meter tool.
Large power energy storage capacitor cell rechargeable type farad capacitor, provides stable voltage and the release of enough electric currents in M6310 module, controlled valve and shutdown data storing procedure.
Autonomous wake-up circuit uses in safe valve opening.When to show tool remaining sum or surplus be 0, table tool automatic-closing valve, after user puts business hall or online payment gas money, table tool valve can not be opened automatically, can normal valve opening after needing user to use valve opening contactless card to identify on table tool.
Linear voltage-stabilizing circuit is supplied to the voltage of large power energy storage electric capacity M6310 module stability, the normal operation of safeguards system.
Important technological parameters:
1, supply voltage: DC3.6V, 2.4Ah
2, valve working voltage: DC3.3V
3, valve working electric current: be less than 200mA
4, the controlled valve time: be less than 500mS
5, overall static working current: be less than 20 μ A
6, Internet of Things communication module communication time: be less than 24S
7, Internet of Things communication module communication maximum operating currenbt: 2A, 12S
8, power detecting magnitude of voltage: 3.6V, 3.2V, 3.0V
9, operating ambient temperature :-20 DEG C ~+85 DEG C.
Claims (1)
1. an Internet of Things information system management safety fuel gas table, is characterized in that: it comprises lithium battery and single-chip microcomputer and the Internet of Things communication control circuit be connected with single-chip microcomputer the corresponding interface, data-carrier store, liquid crystal display circuit, motor valve control module circuit, gas leakage detection cell circuit, linear voltage testing circuit, linear voltage-stabilizing circuit, flow sensing circuit, autonomous wake-up circuit, large power energy storage electric capacity and acousto-optic hint circuit; Data-carrier store passes through I
2c communication modes and single-chip microcomputer carry out data transmission, motive objects networking module M6310 and single-chip microcomputer both-way communication during Internet of Things communication control circuit adopts, gauge check circuit is connected with the input end of single-chip microcomputer provides metrical pulse signal, liquid crystal display circuit is connected with the output terminal of single-chip microcomputer and external-connection displayer, linear voltage testing circuit, linear voltage-stabilizing circuit, connects between large power energy storage electric capacity and motor valve control module circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520903264.8U CN205120170U (en) | 2015-11-14 | 2015-11-14 | Thing networking information system management safety gas table |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520903264.8U CN205120170U (en) | 2015-11-14 | 2015-11-14 | Thing networking information system management safety gas table |
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| CN205120170U true CN205120170U (en) | 2016-03-30 |
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| CN201520903264.8U Active CN205120170U (en) | 2015-11-14 | 2015-11-14 | Thing networking information system management safety gas table |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225498A (en) * | 2018-01-26 | 2018-06-29 | 杭州先锋电子技术股份有限公司 | A kind of control system of civilian intelligent gas meter complete machine function detection equipment |
| CN113970364A (en) * | 2020-07-24 | 2022-01-25 | 成都秦川物联网科技股份有限公司 | Method for detecting battery capacity of Internet of things intelligent gas meter |
| CN117146941A (en) * | 2023-10-27 | 2023-12-01 | 成都秦川物联网科技股份有限公司 | Ultrasonic metering instrument fault monitoring method, device and equipment based on Internet of things |
-
2015
- 2015-11-14 CN CN201520903264.8U patent/CN205120170U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225498A (en) * | 2018-01-26 | 2018-06-29 | 杭州先锋电子技术股份有限公司 | A kind of control system of civilian intelligent gas meter complete machine function detection equipment |
| CN108225498B (en) * | 2018-01-26 | 2023-12-26 | 杭州先锋电子技术股份有限公司 | Control system of complete machine function detection equipment of civil intelligent gas meter |
| CN113970364A (en) * | 2020-07-24 | 2022-01-25 | 成都秦川物联网科技股份有限公司 | Method for detecting battery capacity of Internet of things intelligent gas meter |
| CN117146941A (en) * | 2023-10-27 | 2023-12-01 | 成都秦川物联网科技股份有限公司 | Ultrasonic metering instrument fault monitoring method, device and equipment based on Internet of things |
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