CN2135142Y - Remote-indicating device for gasmeter reading - Google Patents
Remote-indicating device for gasmeter reading Download PDFInfo
- Publication number
- CN2135142Y CN2135142Y CN 92231460 CN92231460U CN2135142Y CN 2135142 Y CN2135142 Y CN 2135142Y CN 92231460 CN92231460 CN 92231460 CN 92231460 U CN92231460 U CN 92231460U CN 2135142 Y CN2135142 Y CN 2135142Y
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- China
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- meter reading
- microprocessor
- meter
- gas meter
- reading machine
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- Expired - Fee Related
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Abstract
The utility model relates to a remote-indicating device for gas meter reading which is composed of a meter reading machine, a meter copying machine and a center computer. The sensor which is arranged on the lateral side of the gas meter counter transmits the signal of electrical pulse to the meter reading machine and the datum can be accumulated, treated and deposited. The meter copying machine can collect and record the recording datum of each user's meter reading machine through the way of wireless communication and the datum can be displayed, treated and consulted. The meter copying machine can communicate with the center computer, transmit datum, and carry out automatic management. The utility model has the advantages of reasonable design, reliable datum acquisition and transmission performance, low power consumption and convenient use and installation which is widely used for the remote-indicating and management of various measuring instruments.
Description
The utility model belongs to the telemetering device of numeral or pointer instrument, is specifically related to a kind of coal gas meter reading telemetering device.
Piped gas is generally used in present many big and medium-sized cities, but nearly all takes manual metering to adjust, and wastes time and energy, and is backward in management.Leakage is copied, mistake is copied phenomenon and happened occasionally, and causes unnecessary economic loss for coal gas company and user.In order to solve the staff of the administrative authority inconvenience that meter-reading check brings of visiting, some have appearred in recent years about outdoor demonstration and patented technologies of monitoring meter reading automatically in the patent documentation.As Chinese patent 87211388,90209042, use and to convert the gas meter amount of spin to electric signal near switch or dry-reed relay and carry out record; Chinese patent 90223606 and 90204864 uses reflective infrared photoelectric sensor record, the power carrier transmission.All there is the structure more complicated in above-mentioned these devices, uses the shortcoming inconvenient, that cost is high, practicality is not strong is installed, and therefore do not promote the use of as yet at present.
The purpose of this utility model provides the coal gas meter reading telemetering device of a kind of automaticity height, easy to use, strong interference immunity.
This device is made up of meter reading machine, meter reader and central computer three parts.Wherein:
The meter reading machine is used for the recording user gas meter and uses data, and data can be transferred to meter reader by communication.This meter reading machine comprises receiver, transmitter, microprocessor, sensor and power supply etc.The sensor is fixedly mounted on a side of the gas meter counter with rotating pointer or digital piece, and is connected with power supply, the input port of microprocessor in being arranged on the meter reading machine by lead, and the electric impulse signal that sensor is produced is transferred in the microprocessor; The input port of above-mentioned microprocessor respectively with the data output end of receiver, the carrier wave test side links to each other with power control terminal, output port links to each other with power control terminal with the modulation input end of transmitter respectively.
Meter reader is used to collect and write down the record data of each user's meter reading machine, and can show, handle, consult recorded, and can communicate by letter the transmission data with central computer.This meter reader partly is made up of receiver, transmitter, microprocessor, keyboard, display and power supply etc.Above-mentioned keyboard is connected with two port leads of microprocessor respectively with display, and the input port of microprocessor links to each other with power control terminal with the data output end of receiver respectively, and output port links to each other with power control terminal with the modulation input end of transmitter respectively.Above-mentioned meter reader can link to each other with central computer by lead.
Central computer is used to receive and store user's coal gas use data that each meter reader transmission comes, and carries out expense and adjusts files on each of customers management etc.
The microprocessor of above-mentioned meter reading machine and meter reader can be the MCS-51 Series chip.Wherein the microprocessor of meter reading machine has the power down protection standby power supply, and this standby power supply can be a nickel-cadmium battery.
The display of above-mentioned meter reader is a LCD, and keyboard is a determinant keyboard.
Groundwork principle and the operating process with this device now is described below:
To the gas meter of measurement gas using quantity with rotating pointer or digital piece, by the sensor of forming by magnet and Hall element the amount of spin of gas meter is transformed to electric impulse signal, be transferred in the microprocessor of meter reading machine, add up processing and storing.The receiver of meter reading machine is in all the time waits for accepting state.When the person of checking meter outdoor will make an inventory the consumption of certain user's gas meter the time, can on the keyboard of meter reader, import the address (numbering) of this user's meter reading machine, press the transmission key, microprocessor deposits this address in internal memory, start transmitter simultaneously and send this geocoding, send calling to the meter reading machine, close transmitter after the battery has fired, open the answer that receiver prepares to receive the meter reading machine.Receive the laggard row decoding of calling of meter reader when the meter reading machine, if confirm that call address conforms to this meter reading machine address, then close receiver, the unlatching transmitter is answered and is transmitted data, closes transmitter after the battery has fired, opens receiver and continues to wait for.If call address does not conform to this meter reading machine address, then will not reply.After meter reader was received replying of meter reading machine, microprocessor was deciphered, if replying the address conforms to call address, then deposited data in internal memory, closed receiver simultaneously, entered to prepare to call out other state of user; Otherwise the rejection data, and in internal memory, write down distinctive mark, when the person of checking meter will be consulted the meter reader recorded data, press and consult key, can on the display screen of meter reader, demonstrate the address and corresponding data and the sign that are write down.When meter reader with after the central computer order wire is connected, press the transmission key, address and the corresponding data that is write down in the meter reader internal memory all can be transferred in the central computer, carry out data processing for central computer, statistics, charge files on each of customers management etc.
The utility model telemetering device has successfully solved the coal gas robotization problem of checking meter, and conceptual design is reasonable, and data acquisition and transmission reliability height are low in energy consumption, easy to install and use, the automaticity height.A meter reader can receive the data transmission of up to ten thousand meter reading machines, both can also can receive continuously for many for separate unit receives.The utility model can be widely used in the remote measurement and the management of various measurement instruments.
Below in conjunction with accompanying drawing this device is elaborated:
Fig. 1 is for the meter reading machine and have the gas meter structure and the connection diagram of rotating pointer or digital piece,
Fig. 2 is meter reader and central computer structure and connection diagram.
Among Fig. 1 and Fig. 2, I is the meter reading machine, and II is a meter reader, and III is a central computer; 1 for measuring the gas meter of gas using quantity, and 2 is the counter of gas meter, and 3 is the framework of counter, and 4 is the transmission gear in the gas meter, and 5 is magnet, and 6 is Hall element, and 7 is that 8 is the hall element output signal line to the positive-negative power line of Hall element power supply; 9 are the fremodyne in the meter reading machine, and 10 are the frequency modulation transmitter of meter reading machine, and 11 are the sending and receiving antenna of meter reading machine, and 12 are the microprocessor of meter reading machine, and 13 are the power supply of meter reading machine, and 14 is standby power supply; 15 is the fremodyne in the meter reader, and 16 is the frequency modulation transmitter of meter reader, and 17 is the sending and receiving antenna of meter reader, and 18 is the display of meter reader, and 19 is the microprocessor of meter reader, and 20 is the keyboard of meter reader, and 21 for connecting lead, and 22 is the power supply of meter reader.
With reference to Fig. 1: gas meter 1 with measurement gas using quantity of rotating pointer or digital piece, form electromagnetic sensor by sticking on magnet 5 on its transmission gear 4 and the Hall element 6 that sticks on the counter framework 3, by lead 7 and lead 8 respectively with the power supply 13 of meter reading machine and little processing 12 in P3,4 ends link to each other, the P3 of microprocessor 12,0 and P3,2 and P1,1 respectively with the data output end C of receiver, carrier wave test side d links to each other with power control terminal e, P3,1 and P1,0 links to each other with power control terminal g with the modulation input end f of transmitter 10 respectively, the signal input part α of receiver 9, the signal output part b of transmitter 10 links to each other with antenna 11 respectively.Receiver 9, transmitter 10, microprocessor 12, power supply 13, standby power supply 14 are assembled in the housing and are contained in the outer antenna of housing 11 forms meter reading machine I.
With reference to Fig. 2: the P1 mouth of microprocessor 19 links to each other with the delivery outlet o of keyboard 20 end, the P3 of microprocessor 19,0 links to each other with power control terminal k with the data output end j of receiver 15 respectively with P2,7, P3,5 links to each other with the data-in port of display 18, P3,1 links to each other with the modulation input end 1 of transmitter 16 and the m of power control terminal respectively with P3,2, and P3,4 links to each other with the central computer III by lead 21 with P3,3.The signal input part h of receiver 15 links to each other with antenna 17 with the signal output part 1 of transmitter 16.Microprocessor 19, keyboard 20, power supply 22, receiver 15, transmitter 16, display 18 are assembled in the housing and are contained in the outer antenna of housing 17 forms the meter reader II.
The Hall element 6 that this device adopts is UNG3020.Microprocessor 12 is 80C51 single-chip microcomputers of MCS-51 series.Microprocessor 19 is 80C31 single-chip microcomputers of MCS-51 series, and is connected to the data memory 62256 of memory under program 27C64.Display 18 is 8 LCD EMD-C002.Keyboard 20 is 4 * 4 determinant keyboards.Receiver 9 and 15 is made of narrow-band frequency modulation receiving circuit MC3363.Transmitter 10 and 16 is made of modulating emission circuit MC2833.Power supply 22 and standby power supply 14 are made up of nickel-cadmium battery, power supply 13 by civil power through transformation, rectification, filtering, voltage stabilizing and realize.
Claims (8)
1, a kind of coal gas meter reading telemetering device is made up of meter reading machine, meter reader and central computer three parts, and wherein the meter reading machine is connected with the gas meter with rotating pointer or digital piece, of the present utility model being characterised in that:
Described meter reading machine comprises receiver, transmitter, microprocessor, sensor and power supply etc.; Sensor is fixedly mounted on a side of gas meter counter, and is connected with power supply, the input port of microprocessor in being arranged on the meter reading machine by lead, and the electric impulse signal that sensor is produced is transferred in the microprocessor; The input port of microprocessor links to each other with power control terminal with data output end, the carrier wave test side of receiver respectively, and output port links to each other with power control terminal with the modulation input end of transmitter respectively;
Described meter reader comprises receiver, transmitter, microprocessor, keyboard, display and power supply etc.; Keyboard is connected with two port leads of microprocessor respectively with display, and the input port of microprocessor links to each other with power control terminal with the data output end of receiver respectively, and output port links to each other with power control terminal with the modulation input end of transmitter respectively; Above-mentioned meter reader can link to each other with central computer by lead.
2, coal gas meter reading telemetering device according to claim 1 is characterized in that the sensor is an electromagnetic sensor.
3, coal gas meter reading telemetering device according to claim 1, the microprocessor that it is characterized in that above-mentioned meter reading machine and meter reader can be the MCS-51 Series chip.
4, according to claim 1,3 described gas meter telemetering devices, it is characterized in that the microprocessor of above-mentioned meter reading machine has the power down protection standby power supply, this standby power supply can be a nickel-cadmium battery.
5, coal gas meter reading telemetering device according to claim 1, the display that it is characterized in that above-mentioned meter reader is a LCD, keyboard is a determinant keyboard.
6, coal gas meter reading telemetering device according to claim 1 is characterized in that above-mentioned receiver constitutes by narrow-band frequency modulation receiving circuit MC3363.
7, coal gas meter reading telemetering device according to claim 1 is characterized in that above-mentioned transmitter constitutes by modulating emission circuit MC2833.
8, coal gas meter reading telemetering device according to claim 1, the power supply that it is characterized in that above-mentioned meter reading machine by civil power through transformation, rectification, filtering, voltage stabilizing and realize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92231460 CN2135142Y (en) | 1992-08-25 | 1992-08-25 | Remote-indicating device for gasmeter reading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92231460 CN2135142Y (en) | 1992-08-25 | 1992-08-25 | Remote-indicating device for gasmeter reading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2135142Y true CN2135142Y (en) | 1993-06-02 |
Family
ID=33774311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92231460 Expired - Fee Related CN2135142Y (en) | 1992-08-25 | 1992-08-25 | Remote-indicating device for gasmeter reading |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2135142Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100347524C (en) * | 2005-04-30 | 2007-11-07 | 浙江大学 | Wireless and passive water meter and gas meter |
-
1992
- 1992-08-25 CN CN 92231460 patent/CN2135142Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100347524C (en) * | 2005-04-30 | 2007-11-07 | 浙江大学 | Wireless and passive water meter and gas meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |