CN201716787U - Intelligent fuel gas meter capable of preventing interference, undervoltage and leakage - Google Patents
Intelligent fuel gas meter capable of preventing interference, undervoltage and leakage Download PDFInfo
- Publication number
- CN201716787U CN201716787U CN2010202576925U CN201020257692U CN201716787U CN 201716787 U CN201716787 U CN 201716787U CN 2010202576925 U CN2010202576925 U CN 2010202576925U CN 201020257692 U CN201020257692 U CN 201020257692U CN 201716787 U CN201716787 U CN 201716787U
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- circuit
- valve
- card
- gas meter
- fuel gas
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Abstract
The utility model relates to an intelligent fuel gas meter capable of preventing interference, undervoltage and leakage. A through port valve seat is installed at the bottom end of an air inlet pipe of the traditional fuel gas, a pressure sensor is arranged above the valve seat which is internally provided with an electric control valve; a control circuit board, a liquid crystal instrument and an IC card circuit are installed at the inner side of a panel at the front part of a meter body; the control circuit board is in circuit connection with the liquid crystal instrument, the IC card circuit and the electric control valve respectively; the control circuit board consists of a CPU, a valve circuit, a display circuit, the IC card circuit and signal acquisition. The intelligent fuel gas meter with an IC card can automatically close the valve and turn off air supply when being in magnetic interference, undervoltage of a battery and leakage, thus protecting the safety of people, properties and the meter.
Description
Technical field
The utility model belongs to the gas meter measuring appratus, specifically, is a kind of gas meter, flow meter that safeguard function is arranged.
Background technology
The gas meter, flow meter that tradition is used mainly is made up of draft tube, escape pipe, air bag, table body, tolerance counter, code-disc.Magnetic interference for various reasons, takes place, fortuitous events such as battery is under-voltage, gas leakage in this gas meter, flow meter sometimes, as fails in time to find, can cause security incident, even causes immeasurable harm for life, property.
The utility model content
The purpose of this utility model is; a kind of gas meter, flow meter with function of automatic protection is provided, can be in the environment of magnetic interference be arranged, under the situation such as, gas leakage under-voltage at battery; gas meter, flow meter can automatic-closing valve, cut off source of the gas, thereby has protected the safety of user and Biao.
The utility model has been achieved in that draft tube, escape pipe, air bag, table body, tolerance counter, code-disc, in the bottom of the draft tube 1 of gas meter, flow meter the port valve seat is installed, and is provided with motor-operated control valve 12 in the valve seat; In the panel of table body 9 front portions, control circuit board 11, LCDs 4, IC-card seat 14 are installed, this control circuit board 11 is connected with LCDs 4, IC-card seat 14, motor-operated control valve 12 respectively.Said control circuit board 11, mainly be made up of CPU, valve circuit, display circuit, IC-card circuit, signal acquisition circuit, the valve circuit that is connected with motor-operated control valve 12, the display circuit that is connected with LCDs 4, the IC-card circuit that is connected with IC-card seat 14, the signal acquisition circuit that is connected with tolerance counter 3, the warning circuit that is connected with alarm socket 6 are connected with cpu circuit respectively.
The utility model, be subjected to magnetic interference or battery under-voltage, when take place leaking, gas meter, flow meter can automatic-closing valve, cut off source of the gas.Thereby protected the safety of the person, property and table.
Description of drawings
Fig. 1. profile of the present utility model and organigram
Among the figure, 1 draft tube, 2 escape pipes, 3 tolerance counters, 4 LCDs, 5 electrically-controlled valve reset button, 7 power supplys, 8 air bags, 9 watchcases, 10 battery compartments lid, 11 control circuit boards, 12 motor-operated control valves.
Fig. 2. schematic block circuit diagram of the present utility model
Among the figure, 3 tolerance counters, 4 LCDs, 6 alarm sockets, 10 battery compartments, 11 control circuit boards, 12 motor-operated control valves, 13 hummers, 14IC deck, 15 undervoltage warnings.
Embodiment
Below in conjunction with embodiment of accompanying drawing narration, the utility model is described further.
Fig. 1 shows the unitary construction of present embodiment.Draft tube 1, escape pipe 2, tolerance counter 3, LCDs 4, button 5, alarm socket 6, power supply 7, air bag 8, table body 9, battery compartment 10, control circuit board 11, motor-operated control valve 12 are arranged.Control circuit board 11 is other liquid crystal instrument, IC-card circuit, a pressure transducer, LCDs, IC-card seat, 16 signal acquisition circuit signal acquisition circuits of pressure transducer is arranged, and is connected with CPU respectively.The IC-card socket is arranged on the IC-card seat 14.
Power supply 7---adopt dual power supply, the one, powered battery is put into No. 7 dry cells of four joints in the battery compartment 10, is used for power supply; The 2nd, 6 power supplies of alarm socket, this alarm socket 6 has leakage alarm, power supply dual-use function.After powering successfully, CPU detects various ruuning situations automatically, if meet service condition, gas meter, flow meter shows residue tolerance, accumulative total tolerance, enters running status; If do not meet service condition, the hummer 13 that gas meter, flow meter will be by alarm socket socket 6, send " dichloro-diphenyl-dichlorothane " three acoustic alarms, and close the valve of motor-operated control valve 12, on LCDs 4, make " mistake " prompting simultaneously.When normal operation, combustion gas is flow to by draft tube 1, through air bag 8, is flowed out by escape pipe 2.Fuel gas flow drives tolerance counter 3 and measures, and the situation of will measure issues CPU on the control circuit board 11 with pulse mode, and shows the metering situations by LCDs 4, reaches two metering pair Presentation Functions.Button 5 has query function, can inquire about purchase volume and cumulative amount in the combustion gas.
When gas meter, flow meter is subjected to extraneous magnetic interference, tolerance counter 3 can receive boundary's magnetic signal, and this signal issued CPU in the control panel 11, it is tolerance signal or magnetic interference signal that CPU judges, if the magnetic interference signal, then show " interferences " printed words by LCDs 4 by display circuit, by warning circuit by hummer 13 send " dichloro-diphenyl-dichlorothane " rapid chimes of doom, and by valve circuit, valve-off, cut-out source of the gas.
When gas meter, flow meter or house lead in pipeline generation leakage, alarm is issued CPU in control panel 11 by alarm socket 6 with this signal with alerting signal, CPU shows " leakage " printed words by display circuit by LCDs 4 immediately, by warning circuit by hummer 13 send " dichloro-diphenyl-dichlorothane " rapid chimes of doom, and by valve circuit, valve-off, cut-out source of the gas.
When detecting cell voltage, crosses when low voltage detecting circuit, undervoltage warning 15 is issued CPU in the control panel 11 with this signal, CPU shows " under-voltage " " shutdown " printed words by display circuit by LCDs 4 immediately, by warning circuit by hummer 13 send " dichloro-diphenyl-dichlorothane " rapid chimes of doom, and by valve circuit, valve-off, cut-out source of the gas.
Fig. 2. shown the circuit theory of present embodiment.
LCDs 4 is connected on the control panel 11 by display circuit, is installed in watchcase 9 the place aheads, and is connected with CPU; Motor-operated control valve 12 is connected with CPU by valve circuit; Tolerance counter 3 is connected with CPU by signal acquisition circuit; Battery compartment 10 is connected with CPU by power circuit; The IC-card seat is connected with CPU by IC-card circuit 14; Alarm socket 6 is connected with CPU by warning circuit.
Claims (2)
1. anti-tampering, anti-under-voltage, anti-leak intelligent gas meter, table body (9), draft tube (1), escape pipe (2), air bag (8), tolerance counter (3), code-disc, power supply (7) are arranged, it is characterized in that: the bottom in the draft tube (1) of gas meter, flow meter is equipped with the port valve seat, is provided with motor-operated control valve (12) in the valve seat; In the panel of table body (9) front portion, control circuit board (11) is installed, LCDs (4), IC-card seat (14), this control circuit board (11) respectively with LCDs (4), IC-card seat (14), motor-operated control valve (12) connects, said control circuit board (11), by CPU, valve circuit, display circuit, the IC-card circuit, signal acquisition circuit is formed, the valve circuit that is connected with motor-operated control valve (12), the display circuit that is connected with LCDs (4), the IC-card circuit that is connected with IC-card seat (14), the signal acquisition circuit that is connected with tolerance counter (3) is connected with cpu circuit respectively.
2. according to the described intelligent gas meter of claim 1, it is characterized in that: power supply (7) is a dual power supply, promptly is contained in battery and alarm in the battery compartment (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202576925U CN201716787U (en) | 2010-07-13 | 2010-07-13 | Intelligent fuel gas meter capable of preventing interference, undervoltage and leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202576925U CN201716787U (en) | 2010-07-13 | 2010-07-13 | Intelligent fuel gas meter capable of preventing interference, undervoltage and leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201716787U true CN201716787U (en) | 2011-01-19 |
Family
ID=43462792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202576925U Expired - Fee Related CN201716787U (en) | 2010-07-13 | 2010-07-13 | Intelligent fuel gas meter capable of preventing interference, undervoltage and leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201716787U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103218877A (en) * | 2013-04-16 | 2013-07-24 | 合肥三立自动化工程有限公司 | Intelligent anti-intense reactance magnetic integrated circuit (IC) card instrument |
| CN105469503A (en) * | 2015-11-23 | 2016-04-06 | 成都兴联宜科技有限公司 | Method for giving alarm on magnetic interference and protecting and shutting valve for wireless card type prepaid gas meter |
| CN105736820A (en) * | 2014-12-07 | 2016-07-06 | 南京化工职业技术学院 | Electronic digital display pressure-reducing valve |
| CN109947004A (en) * | 2019-04-01 | 2019-06-28 | 白宇浪 | Intelligent machine formula electric gas leak protector |
-
2010
- 2010-07-13 CN CN2010202576925U patent/CN201716787U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103218877A (en) * | 2013-04-16 | 2013-07-24 | 合肥三立自动化工程有限公司 | Intelligent anti-intense reactance magnetic integrated circuit (IC) card instrument |
| CN105736820A (en) * | 2014-12-07 | 2016-07-06 | 南京化工职业技术学院 | Electronic digital display pressure-reducing valve |
| CN105469503A (en) * | 2015-11-23 | 2016-04-06 | 成都兴联宜科技有限公司 | Method for giving alarm on magnetic interference and protecting and shutting valve for wireless card type prepaid gas meter |
| CN109947004A (en) * | 2019-04-01 | 2019-06-28 | 白宇浪 | Intelligent machine formula electric gas leak protector |
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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 |
Granted publication date: 20110119 Termination date: 20150713 |
|
| EXPY | Termination of patent right or utility model |