CN2641589Y - Metering instrument - Google Patents
Metering instrument Download PDFInfo
- Publication number
- CN2641589Y CN2641589Y CN 03270902 CN03270902U CN2641589Y CN 2641589 Y CN2641589 Y CN 2641589Y CN 03270902 CN03270902 CN 03270902 CN 03270902 U CN03270902 U CN 03270902U CN 2641589 Y CN2641589 Y CN 2641589Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- frequency modulation
- gsmk
- digital signal
- central processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model relates to a metering device, which comprises a casing body, a power source, a metering sensor, a digital signal switching circuit, a central processor, a memory, a display device, a FM or GSMK frequency modulation demodulating circuit, a radio frequency circuit, and an antenna. The digital signal switching circuit is connected with the central processor, counting, encoding and decoding of the metering signal are performed by the central processor, and the central processor is connected with the FM or GSMK frequency modulation demodulating circuit and the radio frequency circuit, and performs dual direction information transfer with the remote main meter reading station through the mobile communications network. The structure of the utility model is simple, the operation is convenient, the utility model can directly send metering data to the mobile communications network, and can receive mobile communications network information, thereby realizing automatic meter reading through the mobile communications network, and realizing the real time and accurate monitoring and management of users.
Description
Technical field
The utility model relates to a kind of measuring instrument, specifically a kind of measuring instrument that is applicable to that systems such as electric power, tap water, coal gas, rock gas use.
Background technology
We know, at present, mostly user's measuring instrument is to be used for to measure each consumption parameter such as electricity consumption, water in the systems such as electric power, tap water, coal gas, rock gas, and it is independent setting, use mostly.Read the parameter of each measuring instrument, just said the checking meter of industry mainly is by manually carrying out, being difficult to its user is implemented in real time, monitors accurately and manages.Along with the progress of science and technology, various automatic data logging technology also constantly occur, as radio meter register, and wired checking meter, carrier meter reading etc.Existing various automatic data logging technology is broadly divided into two classes: (1) utilizes the digital interface of digital metering instrument to carry out the instrumented data collection, and the digital metering instrument has generally comprised housing, power supply, gage probe, digital signal change-over circuit, central processing unit etc.Then image data is handled by wireless network or cable network and sent, its design feature is to need to install additional harvester outside instrument, a kind of collection concentrator as patent 01268036.2 announcement, its measuring instrument and harvester self-organizing system, cause complex structure, the manufacturing cost height, management difficulty is big, and its shortcoming is conspicuous.(2) in measuring instrument, add the wire radio device, as patent 01279980.7 disclosed Network electric meter, its measuring instrument data are carried out distant place data by cable network and are transmitted, various instrument have only and directly have access in the spider lines, can achieve the goal, cause system suitability not strong, poor practicability, be difficult to apply, also be far from realizing the marketization.And mobile phone generally comprises power supply, housing, sensor, signaling conversion circuit, central processing unit, storer, frequency modulation (PFM) demodulator circuit, radio circuit, display etc. in the mobile communication, is used for carrying out mobile communication, transmitting-receiving note etc.But at present, measuring instrument technical developments such as various ammeters, water meter, gas meter lag behind, and Automatic meter reading system is much also impracticable, does not more possess the information transmit-receive function of above-mentioned mobile phone.
Summary of the invention
Technical problem to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, provides a kind of simple in structure, easy to use, has the mobile comm message transmission-receiving function, by mobile communications network, realize remote meter reading, its user is implemented the measuring instrument of in real time, accurately monitoring and managing.
The technical scheme in the invention for solving the above technical problem is: a kind of measuring instrument, it includes housing, power supply, gage probe, the digital signal change-over circuit, central processing unit, storer, display, it is characterized in that: also be provided with FM/GSMK frequency modulation (PFM) demodulator circuit, radio circuit, antenna, the digital signal change-over circuit is connected with central processing unit, metering signal is counted and encoded by central processing unit, decoding, central processing unit and FM/GSMK frequency modulation (PFM) demodulator circuit, the radio circuit control linkage, utilize wireless network, carry out bidirectional transfer of information with remote meter reading master station.
The utility model FM/GSMK frequency modulation (PFM) demodulator circuit comprises frequency modulation circuit, frequency demodulation circuit, is used for digital signal is modulated to intermediate-freuqncy signal, and intermediate-freuqncy signal is demodulated into digital signal.Radio circuit comprises signal emission, reception and amplifying circuit, is used for carrying out the modulate emission of signal, the demodulation of received signal.
The utility model can also be provided with holding circuit, for instrument provides Electronic Protection, prevents to disturb and damage.
The utility model is owing to be equipped with central processing unit and FM/GSMK frequency modulation (PFM) demodulator circuit in measuring instrument, radio circuit, measuring instrument data acquisition and integrated with the information transmit-receive of cordless communication network, against existing technologies, it is simple in structure, easy to use, information transmit-receive function by mobile communications network, can directly the metering instrument data be sent to mobile radio communication, also can receive mobile radio communication information, the actual terminal that becomes a mobile communication of such measuring instrument, check meter with mobile radio communication realization robotization, and then realize its user is implemented in real time, monitor accurately and manage.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structure composition frame chart of the present utility model;
Fig. 2 is a kind of embodiment circuit theory diagrams of the utility model.
Embodiment
As can be seen from Figure 1, a kind of measuring instrument with mobile radio communication information transmit-receive function, it includes housing, power supply, gage probe, digital signal change-over circuit.Housing comprises base and shell, is used for encapsulating instrument.Power supply provides working power for each service part of instrument.Gage probe can be the gage probe of various parameters such as water, electricity, gas, is used for relevant information is measured.The digital signal change-over circuit is used for the parameter information of metering is converted to digital signal.It is well-known that each part mentioned above and circuit elements device connect array mode, belongs to prior art, repeats no more.
The utility model also is provided with central processing unit, storer, FM/GSMK frequency modulation (PFM) demodulator circuit, radio circuit, display in housing.The digital signal change-over circuit is connected with central processing unit, and central processing unit is used for moving relative program, metering signal is counted, and encoded, decode, and realizes the central authorities' control to instrument.Storer be used for stored programme, the storage data.Display is used for showing metrical information, shows reception information.FM/GSMK frequency modulation (PFM) demodulator circuit is used for digital signal is modulated to intermediate-freuqncy signal, and intermediate-freuqncy signal is demodulated into digital signal.Radio circuit is used for carrying out the modulate emission of signal, the demodulation of received signal.Transmit receive antenna realizes externally transmitting and receiving signal.Central processing unit and FM/GSMK frequency modulation (PFM) demodulator circuit, radio circuit control linkage are utilized wireless network, carry out bidirectional transfer of information with remote meter reading master station
The utility model also is provided with holding circuit, for instrument provides Electronic Protection, prevents to disturb and damage.
The utility model also is provided with clock circuit, for instrument element provides work clock.
Each building block such as the above-mentioned central processing unit of the utility model, storer, display, FM/GSMK frequency modulation (PFM) demodulator circuit, radio circuit, holding circuit, clock circuit is ripe prior art in the mobile phone of mobile communication, is not doing concrete description.
The utility model measuring instrument workflow is: by gage probe related data is measured and deliver to the digital signal change-over circuit, by the digital signal change-over circuit metering signal is converted to digital signal, central processing unit is counted digital signal and is delivered to memory storage then, delivering to display shows, require according to sending (can be to set timed sending, also can send according to the instruction that receives) data are taken out and are encoded to the code system that adapts with mobile comm message from storer deliver to FM/GSMK frequency modulation (PFM) demodulator circuit, launch through the radio circuit antennas.Antenna receiving signal is demodulated into digital signal through radio circuit and FM/GSMK frequency modulation (PFM) demodulator circuit, central processing unit is decoded to the digital signal that receives then, decoding obtains related data and send memory storage, send display to show that the execution command central processing unit that obtains is carried out by instruction control.
The utility model is owing to organically combine metering instrument technology and mobile communication technology, realized that computer data acquiring and mobile comm message are transceiving integrated, have following significant advantage: (1) reduces the information acquisition cost of measurement instrument, improves the collecting efficiency of measurement instrument.(2) this invention is a measurement instrument, also is a mobile communication terminal, can make instrument realize easily exchanging with the data in a distant place, comprises the data service that mobile communication such as short message, broadcast message, GPRS information provide.(3) can show the mobile message of reception, be used for customer notification as urging expense notice etc.(4) the instrument central processing unit has powerful data-handling capacity, can handle data by management expectancy, relatively waits as time-shared charge, loss management, Users'Data Analysis.(5) link to each other with distant place host computer system by mobile radio communication can form that complete computing machine is checked meter, charge, administrative analysis system, realize checking meter, charge, integrated, the robotization of administrative analysis.Daily reconciliations such as can realizing the electricity charge, water rate, gas expense is connected with e-bank.
Fig. 2 is a kind of embodiment circuit theory diagrams.Wherein, U
0Be the metering instrument sensor unit, it is converted to mechanical signal with relevant informations such as electricity, water, gas, is converted to pulse electrical signal by light emitting diode and optoelectronic induction triode then, and existing various mechanical type instrument all have this device.Digital signal change-over circuit U
2The unit pulse signals carries out delivering to central processing unit U after level conversion and the signal shaping
3, central processing unit U
3The unit is to U
2The digital signal of unit output is counted and is delivered to storer U
4Store, deliver to display U
5Show, require according to sending (can be to set timed sending, also can send) according to the instruction that receives with data from storer U
4Take out and be encoded to the code system that adapts with mobile comm message and deliver to FM/GSMK frequency modulation (PFM) demodulator circuit U
6The unit, U
6With radio circuit U
7The unit is modulated to digital signal to transmit delivers to transmission antennas transmit.Antenna receiving signal send U
6, U
7The demodulator circuit of forming is demodulated into digital signal with the signal that receives and delivers to U
3Unit is single to handle U
3The digital signal that receives is decoded, and decoding obtains related data and send U
4The unit stores, and send display U
5The unit shows that the execution command that obtains is by U
3The unit is carried out by instruction control.Power supply U
1The working power of different voltages is provided for instrument device.U
4Memory stores operation program and data.U
3Output relevant control command in unit is controlled relevant device operation.U
8The unit provides work clock for correlation unit.U
9The unit provides protection for related elements.
The utility model passes through measurement technology and a kind of brand-new measuring instruments of mobile communication technology combination formation such as electricity, water, gas, make measuring instrument have mobile radio communication information transmit-receive function, can directly the metering instrument data be sent to mobile radio communication, also can receive mobile radio communication information, the actual terminal that becomes a mobile communication of such measuring instrument is for the robotization that realizes checking meter by mobile radio communication lays the first stone.
Claims (4)
1. measuring instrument, it includes housing, power supply, gage probe, digital signal change-over circuit, central processing unit, storer, display, it is characterized in that: also be provided with FM/GSMK frequency modulation (PFM) demodulator circuit, radio circuit, antenna, the digital signal change-over circuit is connected with central processing unit, metering signal is counted and encoded, decode by central processing unit, central processing unit and FM/GSMK frequency modulation (PFM) demodulator circuit, radio circuit control linkage, utilize wireless network, carry out bidirectional transfer of information with remote meter reading master station.
2. measuring instrument according to claim 1 is characterized in that: FM/GSMK frequency modulation (PFM) demodulator circuit comprises frequency modulation circuit, frequency demodulation circuit.
3. measuring instrument according to claim 1 is characterized in that: radio circuit comprises signal emission, reception and amplifying circuit.
4. measuring instrument according to claim 1 is characterized in that: also be provided with holding circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03270902 CN2641589Y (en) | 2003-08-19 | 2003-08-19 | Metering instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03270902 CN2641589Y (en) | 2003-08-19 | 2003-08-19 | Metering instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2641589Y true CN2641589Y (en) | 2004-09-15 |
Family
ID=34300474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03270902 Expired - Fee Related CN2641589Y (en) | 2003-08-19 | 2003-08-19 | Metering instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2641589Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103136926A (en) * | 2011-11-22 | 2013-06-05 | 深圳信息职业技术学院 | Optoelectronic reading device and photoelectric reading method for ammeter dial data |
-
2003
- 2003-08-19 CN CN 03270902 patent/CN2641589Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103136926A (en) * | 2011-11-22 | 2013-06-05 | 深圳信息职业技术学院 | Optoelectronic reading device and photoelectric reading method for ammeter dial data |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20090224937A1 (en) | Device for remote reading of fluid meters | |
| JP5020974B2 (en) | Device for wireless bi-directional remote water meter reading for billing according to time of consumption | |
| CN1114894C (en) | System for measuring domestic consumption of electricity, heat, water and gas | |
| CN104574901A (en) | Meter reading method and meter reading system for electric meter | |
| CA2945679A1 (en) | Method and system for reading utility meters | |
| CN112671097A (en) | Non-invasive power load data acquisition and storage integrated system and method | |
| CN109962973A (en) | Water, gas and electricity synthesization intelligent management system | |
| CN202535544U (en) | Hand-hold monitor used in monitoring system | |
| CN103220011A (en) | Wireless data receiving and sending unit based on Beidou satellite communication technology | |
| CN2641589Y (en) | Metering instrument | |
| CN101667333A (en) | Method and device for wirelessly reading a meter | |
| CN205426265U (en) | Intelligent wireless teletransmission water gauge of thing networking | |
| KR101182886B1 (en) | System for calculating remotely the power consumption by using nfc and the method for the same | |
| CN1137451C (en) | Recorder for path inspection | |
| CN108768501A (en) | A kind of oil field Data transfer system and method based on Beidou satellite communication | |
| CN102467811A (en) | Multifunctional household meter reader | |
| CN107018482B (en) | Cell management method and system based on LORA technology | |
| CN202334901U (en) | Wireless angle sensor system based on positioning of global positioning system (GPS) | |
| CN215599761U (en) | Based on NFC and NB-IOT binary channels intelligence water gauge | |
| CN216252741U (en) | Non-entrance type serial-household checking instrument | |
| CN202711454U (en) | Wireless meter-reading system of electricity counting device | |
| US20080052019A1 (en) | Compact Data Transmission Protocol for Electric Utility Meters | |
| CN211792044U (en) | Micropower communication module with automatic positioning function | |
| CN212258945U (en) | Internet of things receiver | |
| CN212785690U (en) | Mixed meter reading equipment and system based on multiple types of meters |
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 |