CN101051414B - Remote metering data transmission and control device - Google Patents
Remote metering data transmission and control device Download PDFInfo
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- CN101051414B CN101051414B CN200710067865A CN200710067865A CN101051414B CN 101051414 B CN101051414 B CN 101051414B CN 200710067865 A CN200710067865 A CN 200710067865A CN 200710067865 A CN200710067865 A CN 200710067865A CN 101051414 B CN101051414 B CN 101051414B
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Abstract
The present invention relates to a remote metering data transmission control device for wattmeter, water meter and gas meter. Said device includes microprocessor, communication module, storage module, data acquisition module, control signal output module and system clock module. The described communication module, storage module, data acquisition module, control signal output module and system clock module are respectively connected with the microprocessor. The described communication module adopts a special-purpose communication chip supporting FSK communication, and can be used for connecting with public telephone network. Said device can utilize low-cost public telephone network to create the invented data transmission network.
Description
Technical field
The present invention relates to the remote metering data transmission control unit, more particularly, relate to a kind of remote metering data transmission and control device that is applicable to instrument such as ammeter, water meter, gas meter.
Background technology
Be installed on the data acquisition of (with respect to people who reads instrumented data or mechanism) measuring instrument of far-end, mainly contain dual mode at present, traditional manual metering and building network transmission.
As long as adopt manual metering mode measuring instrument to have metering and Presentation Function, cost is low.But for resembling a large amount of instrument of using such as ammeter, water meter, gas meter, need a large amount of manually checking meter, add up, operation cost is very high, and is easy to generate mistake.
Along with the development of technology, at the defective of manual metering, develop long-distance meter-reading system or exempted from kilowatt meter reading-out system, as IC-card formula ammeter, electric power carrier wave remote meter reading, GSM remote meter reading etc., be applied to ammeter, water meter and gas meter gradually.But these technology or exist various defectives, after promoting a period of time, be proved infeasible, as IC-card formula ammeter since structural defective practised fraud easily; Or have that cost is too high can't large-scale popularization to be used.
At this situation, we have invented remote metering data transmission and control device, are used for realizing at low cost the remote transmission of long-distance metering instrumented data, and can control instrument.
Summary of the invention
The objective of the invention is to overcome deficiency of the prior art, a kind of remote metering data transmission and control device are provided.
In order to overcome the above problems, the present invention is achieved through the following technical solutions.
A kind of remote metering data transmission and control device comprise microprocessor 11, communication module 12, memory module 13, data acquisition module, control signal output module 15 and system clock module; Described communication module 12, memory module 13, data acquisition module, control signal output module 15 and system clock module link to each other with microprocessor 11 respectively;
Described microprocessor 11 is used for the data that collect are carried out computing and judgement, the action of control communication module 12 and control signal output module 15;
Described communication module 12 adopts the private communication chip of supporting FSK communication, is used to connect public telephone network;
Described memory module 13 is used to store data;
Described control signal output module 15 is used to export control signal;
Described system clock module provides the microprocessor operation required clock signal, date and time.
As a kind of improvement, described communication module 12 includes the call voice interface, and communication module 12 is connected with public telephone network by the call voice interface.
Compared with prior art, the invention has the beneficial effects as follows:
(1) utilize public telephone network can set up data transmission network at low cost;
(2) adopted this device ground instrument to utilize public telephone network to be connected, can communicate at any time when needed, in fact be in the online mode of a kind of puppet with central control system;
(3) instrumented data is transferred to central control system by transmission network, has avoided artificial wrong or deliberately play tricks;
(4) central control system can be at any time according to the calculating parameter in the needs modifier of business development;
Description of drawings
Fig. 1 is the structural drawing of the specific embodiment of the invention 1.
Fig. 2 is the structural drawing of the specific embodiment of the invention 2.
Among the figure, 11 microprocessors, 12 communication modules, 13 memory modules, 14 system clock modules hold concurrently data acquisition module, 15 control signal output module, 24 data acquisition modules, 26 system clock modules.
Embodiment
In conjunction with the accompanying drawings, the present invention is described in detail below.
A kind of remote metering data transmission and control device comprise microprocessor 11, communication module 12, memory module 13, data acquisition module, control signal output module 15 and system clock module; Communication module 12, memory module 13, data acquisition module, control signal output module 15 and system clock module link to each other with microprocessor 11 respectively.
The various components and parts that relate in the specific embodiment of the invention can be selected following model:
Microprocessor can adopt microprocessor chip like the w78e58 of winbond company and other performance classes;
Memory module adopt to be supported the high speed reads write performance, the storage chip of can be unlimited erasable, power down protection.We adopt the ferroelectric memory FM24C16 chip of U.S. Ramtron company in example;
Communication module is selected the private communication chip of supporting FSK communication for use, and present embodiment adopts the CMX860D chip of CMLMicrocircuits company;
Data acquisition module has dual mode according to the instrumented data way of output, and the one, the pulse count signal device can select for use the pulse count signal device of any can reading≤2V or other can carry out the element of pulse count signal, as the DS1302 of Dallas company.Another is RS232, can select any one RS232 member for use;
Control signal output module is actually one group of level signal lead-out terminal, and employing can export≤± the arbitrary signal lead-out terminal of the level signal of 5V;
The DS1302 of system clock module Dallas company;
With reference to the accompanying drawings, describe the present invention below:
Embodiment 1:
In conjunction with the accompanying drawings 1, the remote metering data transmission in this specific embodiment and the data acquisition module of control device adopt the pulse count signal device.
Be the principle of work of embodiment 1 below:
The system clock module data acquisition module 14 of holding concurrently reads the pulse signal that measuring instrument is sent here in real time, and to the data of converting and deliver to microprocessor 11, microprocessor 11 calculates according to calculation procedure and the calculating parameter that reads from memory module 13, and result of calculation is saved in memory module 13.When satisfying, result of calculation (controls when carrying out the condition of exchanges data by parameter with central control system, instrument and application decision according to reality, be saved in memory module 13 in advance, as be ammeter, need every month transmission primaries electricity, then then just trigger this condition) in the time of setting, signal to communication module 12, start the audio call central control system by communication module 12 by the telephone number of transfering to the central control system connecting system, and set up data transmission channel with central control system and carry out data communication, data transmission format is the FSK form.When result of calculation satisfies a certain control at instrument, or with the central control system communication process in when receiving the instruction of CCC, microprocessor 11 signals to the control level signal that control signal output module 15 is exported control instruments.
When central control system need read instrumented data, start audio call, provide by communication module 12 and reply, and set up voice channel to the apparatus of the present invention that link to each other with instrument.After setting up voice channel, microprocessor 11 reads the instrumented data of preserving in the memory module 13, and (data acquisition module 14 reads the measuring instrument data in real time and is saved in memory module 13 because system clock module is held concurrently, therefore the data in the memory module 13 are exactly the real time data of instrument), give communication module 12 after encoded and send central control system to.
When central control system need change the calculating parameter of apparatus of the present invention preservation in advance, after identical mode is set up contact in the time of also can be with reading of data, the parameter that need are changed is transferred to communication module 12, send microprocessor 11 again to, by microprocessor 11 parameter is saved in memory module 13, and replaces original parameter.
Embodiment 2:
In conjunction with the accompanying drawings 2, the remote metering data transmission in this specific embodiment and the data acquisition module of control device adopt the RS232 interface.
Be the principle of work of embodiment 2 below:
When central control system need read instrumented data, start audio call, provide by communication module 12 and reply, and set up voice channel to the apparatus of the present invention that link to each other with instrument.After setting up voice channel, microprocessor 11 reads the instrumented data of preservation in the memory module 13 (because data acquisition module 24 reads the measuring instrument data in real time and is saved in memory module 13, therefore the data in the memory module 13 are exactly the real time data of instrument), after suitably encoding, give communication module 12 and send central control system to.
When central control system need change the calculating parameter of apparatus of the present invention preservation in advance, after identical mode is set up contact in the time of also can be with reading of data, the parameter that need are changed is transferred to communication module 12, sending microprocessor 11 to, by microprocessor 11 parameter is saved in memory module 13, and replaces original parameter.
At last, it is also to be noted that what more than enumerate only is specific embodiments of the invention.Obviously, the invention is not restricted to above examples of implementation, many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (1)
1. a remote metering data transmits and control device, it is characterized in that, comprises microprocessor (11), communication module (12), memory module (13), data acquisition module, control signal output module (15) and system clock module; Described communication module (12), memory module (13), data acquisition module, control signal output module (15) and system clock module link to each other with microprocessor (11) respectively;
Described microprocessor (11) is used for the data that collect are carried out computing and judgement, the action of control communication module (12), control signal output module (15);
Described communication module (12) adopts the private communication chip of supporting FSK communication, and the data layout of transmission adopts the FSK form; Communication module (12) utilizes the call voice interface to connect public telephone network, and the central control system online with being connected public telephone communicates;
Described memory module (13) is used to store data;
Described control signal output module (15) is used to export control signal;
Described system clock module provides the date and time of the required clock signal of microprocessor operation, reality;
This device starts the audio call central control system by communication module (12) by the telephone number of transfering to the central control system connecting system, and sets up data transmission channel with central control system and carry out data communication, and data transmission format is the FSK form; Microprocessor (11) calculates according to calculation procedure and the calculating parameter that reads from memory module (13), and result of calculation is saved in memory module (13); When central control system need change the calculating parameter of apparatus of the present invention preservation in advance, after identical mode is set up contact during with reading of data, the parameter that need are changed is transferred to communication module (12), send microprocessor (11) again to, by microprocessor (11) parameter is saved in memory module (13), and replaces original parameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710067865A CN101051414B (en) | 2007-04-06 | 2007-04-06 | Remote metering data transmission and control device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200710067865A CN101051414B (en) | 2007-04-06 | 2007-04-06 | Remote metering data transmission and control device |
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| CN101051414A CN101051414A (en) | 2007-10-10 |
| CN101051414B true CN101051414B (en) | 2010-05-26 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101769949B (en) * | 2008-12-31 | 2011-11-30 | 深圳市科陆电子科技股份有限公司 | Method for transmitting electric quantity register, system and ammeter |
| CN104284038A (en) * | 2013-07-05 | 2015-01-14 | 施耐德电器工业公司 | Service electricity meter calling system and service electricity meter calling method |
| CN105825648A (en) * | 2015-05-17 | 2016-08-03 | 安庆供水集团公司 | Long-range positioning control water gauge data acquisition system |
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| CN1051110A (en) * | 1990-06-27 | 1991-05-01 | 贵州省科学技术电子计算机中心 | Automatic acquisition processing system for measuring meter |
| CN1132427A (en) * | 1995-03-25 | 1996-10-02 | 江苏苏电自控电器厂 | Wired transmission intelligence power consumption metering controlling instrument |
| CN2251232Y (en) * | 1995-08-05 | 1997-04-02 | 安徽中电技术公司 | Telephone charge terminal with long-distance communication function |
| CN201048424Y (en) * | 2007-04-06 | 2008-04-16 | 杭州中昊科技有限公司 | Remote metering data transmission and control device |
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2007
- 2007-04-06 CN CN200710067865A patent/CN101051414B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1051110A (en) * | 1990-06-27 | 1991-05-01 | 贵州省科学技术电子计算机中心 | Automatic acquisition processing system for measuring meter |
| CN1132427A (en) * | 1995-03-25 | 1996-10-02 | 江苏苏电自控电器厂 | Wired transmission intelligence power consumption metering controlling instrument |
| CN2251232Y (en) * | 1995-08-05 | 1997-04-02 | 安徽中电技术公司 | Telephone charge terminal with long-distance communication function |
| CN201048424Y (en) * | 2007-04-06 | 2008-04-16 | 杭州中昊科技有限公司 | Remote metering data transmission and control device |
Non-Patent Citations (2)
| Title |
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| 邵将,沈家顺.电话信令收发器CMX860在信息终端中的应用.单片机与嵌入式***应用 3.2003,(3),46-48. |
| 邵将,沈家顺.电话信令收发器CMX860在信息终端中的应用.单片机与嵌入式***应用 3.2003,(3),46-48. * |
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