CN106370253A - Concentrator system applied to remote transmitting gas meter - Google Patents
Concentrator system applied to remote transmitting gas meter Download PDFInfo
- Publication number
- CN106370253A CN106370253A CN201610929856.6A CN201610929856A CN106370253A CN 106370253 A CN106370253 A CN 106370253A CN 201610929856 A CN201610929856 A CN 201610929856A CN 106370253 A CN106370253 A CN 106370253A
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- Prior art keywords
- module
- concentrator system
- gas meter
- processor
- bus
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- 238000004891 communication Methods 0.000 claims abstract description 38
- 230000006855 networking Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 230000004224 protection Effects 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 11
- 230000006870 function Effects 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/061—Indicating or recording devices for remote indication
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention discloses a concentrator system applied to a remote transmitting gas meter. The concentrator system comprises a power module, a processor module, a memory module, a wireless communication module, a GSM/GPRS module, an M-Bus host interface module and an RS485 interface module. The processor module is in communication connection with the memory module, the wireless communication module, the GSM/GPRS module, the M-Bus host interface module and the RS485 interface module. Modularized design is adopted, and the concentrator system is high in integration level, small in size, high in antijamming capability and small in standby power consumption. Each function module of the concentrator system is of tailored design and can meet users' various networking requirements for the concentrator system.
Description
Technical field
The invention belongs to remote transmitting gas meter technical field is and in particular to a kind of concentrator system being applied to remote transmitting gas meter
Design.
Background technology
At present, domestic in the reading technique of remote transmitting gas meter, wireless remote transmission reading technique is in the ascendant, wired checks meter
Technology, due to needing to carry out in advance cable wiring manufacture, on the one hand needs to expend substantial amounts of manpower, on the other hand also can consume high
Cable wiring manufacture cost is so that its practicality is had a greatly reduced quality.Therefore, development wireless remote transmission reading technique just becomes the combustion of teletransmission from now on
Gas meter is checked meter the inevitable development trend in this field.
Concentrator (concentrator), as the central connection point equipment connecting terminal, computer or communication equipment, is
Core in wireless remote transmission reading technique.Because teletransmission national standard of checking meter remains on thick lines at present, both at home and abroad respectively
Enterprise's teletransmission is checked meter, and used technological disparity is larger, and the concentrator that each enterprise is produced is used to the supporting teletransmission of oneself and checks meter
System, does not have interchangeability.But in general, the basic composition of concentrator and circuit block diagram still substantially phase for functional plane
With, that is, generally comprise power supply, processor, memorizer, gsm/gprs module etc..
In prior art, from m-bus networking performance, the concentrator of Lleida and ti offer is on hardware load capacity
All according to 60 Capacity design checked meter, and employ the high current amplifier of a large amount of ti companies, high voltage amplifier, precision compare
The non-conventional components and parts such as device, thus bring the inconvenience in buying and production.Additionally, existing concentrator is regardless of whether check meter,
M-bus bus is all constantly in power supply state, and so when terminal unit is more, the power consumption of quiescent current can be very huge, from
And cause the waste of electric energy.
Content of the invention
The invention aims in solution prior art concentrator be designed with a large amount of non-conventional components and parts,
Buying and producing is made troubles, and easily causes the problem of waste of energy it is proposed that a kind of remote transmitting gas meter that is applied to
Concentrator system.
The technical scheme is that a kind of concentrator system being applied to remote transmitting gas meter, including power module, process
Device module, memory module and wireless communication module；
Power module is used for as the other module for power supply in concentrator system and carries out detection of power loss；
Memory module is passed through spi and is communicated to connect with processor module, for storing the routing iinformation of concentrator system；
Wireless communication module is passed through uart and is communicated to connect with processor module, for realizing 470mhz micropower office with the external world
Domain Network Communication；
Processor module is used for receiving and process the status signal that wireless communication module is sent, and is believed according to detection of power loss simultaneously
Number control the other modules offer power down protections that power module is in concentrator system.
Preferably, concentrator system also includes gsm/gprs module；Gsm/gprs module passes through uart and processor module
Communication connection, realizes sms or public network Ethernet communication for the control signal according to processor module with the external world.
Preferably, concentrator system also includes m-bus host-side interface module；M-bus host-side interface module is passed through
Uart and processor module communicate to connect, for gathering in m-bus bus the reading of gas meter, flow meter and being sent to processor module and enter
Row is processed.
Preferably, when m-bus host-side interface module stops the reading of gas meter, flow meter in collection m-bus bus, processor
Module controls the power supply to m-bus host-side interface module for the power module cut-out.
Preferably, concentrator system also includes rs485 interface module；Rs485 interface module passes through uart and processor die
Block communicates to connect, for realizing the networking between concentrator and harvester in concentrator system.
Preferably, processor module adopts the stm32 processor of cortex-m3 kernel to realize.
Preferably, memory module adopts eeprom memorizer to realize.
Preferably, wireless communication module adopts qft703 wireless module to realize.
The invention has the beneficial effects as follows:
(1) present invention employs modularized design to each unit, and integrated level is high, and small volume, thus reduce encapsulation
The cost of outer cover metal, and convenient deployment.
(2) present invention realizes 470mhz micropower local area network communication using qft703 wireless module with the external world, and qft703 is no
Wire module has provided the user abundant channel resource, and is all distributed in the unlicensed band of 470mhz～471mhz, makes
Mutually can not be communicated with the intermodule of different channel, also without interference with communication with one another.User using qft703 wireless module with
The external world carries out can independently selecting different channels during micropower local area network communication to avoid Communication Jamming.
(3) present invention is redesigned to m-bus host-side interface module based on en13757 agreement, eliminates m-
Bus host side recommends the difficult purchase device in design；300 station terminals can be supported, the high level greatly facilitating elevator apartment etc is built
The wiring built；M-bus host-side interface modular power source can cut off simultaneously, saves the standby work(of concentrator system about 90%
Consumption.
(4), in the present invention, processor module is its in concentrator system according to detection of power loss signal control power supply module
Its module provides power down protection, can protect critical data and the key operation of concentrator system.
(5) present invention incorporates the interface modules such as gsm/gprs, m-bus, rs485,470mhz micropower wireless network, respectively
Module all using can cutting-pattern design, disclosure satisfy that the various networking requirements for concentrator system for the user.
Brief description
A kind of concentrator system block diagram being applied to remote transmitting gas meter that Fig. 1 provides for the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings embodiments of the invention are further described.
The invention provides a kind of concentrator system being applied to remote transmitting gas meter, as shown in figure 1, inclusion power module,
Processor module, memory module, wireless communication module, gsm/gprs module, m-bus host-side interface module and rs485
Interface module.
Wherein, power module is used for for the other module for power supply in concentrator system and carry out detection of power loss, when detecting
After power-off signal, power module can remind in time under processor module, and the control of processor module be respectively processor module,
Memory module, wireless communication module, m-bus host-side interface module and rs485 interface module provide power down protection, with reality
Now the critical data and key operation of concentrator system is protected.
Memory module passes through spi (serial peripheral interface, Serial Peripheral Interface (SPI)) and processor die
Block communicates to connect, for storing the routing iinformation of concentrator system.In the embodiment of the present invention, memory module is deposited using eeprom
Reservoir, provides 1～3mbit can cutting eeprom store for whole concentrator system, can support about 1000 family local user and 50
The routing iinformation storage of individual harvester.
Wireless communication module pass through uart (universal asynchronous receiver/transmitter, general
Asynchronous receiving-transmitting transmitter) communicate to connect with processor module, for realizing 470mhz micropower local area network communication with the external world.With
When, its status signal is sent and is processed to processor module by wireless communication module in real time.In the embodiment of the present invention, channel radio
Letter module adopts the qft703 wireless module of Chengdu Chiffo Electronics Limited Corporation's independent development to realize.Qft703 is wireless
Module is 57600bps with the baud rate of processor module communication serial port.
Qft703 wireless module uses 2.54mm interval connector, and the function of wherein each pin is as follows: 1 foot is grounded for gnd
End；2 feet connect positive source；3 feet retain, and are used for meeting used by subsequent upgrade；4 feet are busy signal #busy, representation module when setting to 0
Busy, wouldn't the corresponding command, it is idle to put when 1 representation module, can take orders；5 feet are module serial ports transmitting terminal txd, and 6 feet are
Module serial ports receiving terminal rxd.
All communication operations of qft703 wireless module are all completed with " packet " for unit, have very high exploitation spirit
Activity.Qft703 wireless module has provided the user abundant channel resource simultaneously, and is all distributed in 470mhz～471mhz
Unlicensed band in, the intermodule using different channel mutually can not communicate, also without interference with communication with one another.Many due to supporting
Individual communication channel, qft703 wireless module can complete the higher-level address such as frequency division multiple access, CDMA under the manipulation of host computer
Differentiate, thus realizing the network application of complexity.Meanwhile, when radio communication is subject to other radio signal interference of same frequency,
Can be avoided interference by selecting different channels.
Gsm/gprs module is passed through uart and is communicated to connect with processor module, for the control signal according to processor module
Realize sms or public network Ethernet communication with the external world.In the embodiment of the present invention, gsm/gprs module adopts maturation in prior art
Gsm/gprs module is realized, and the tcp/ip communication of gprs is encapsulated by this module, directly passes through serial ports at order and grasps
Can achieve.The key of this module design is to be equipped with independent power supply supply for it, prevents gsm sending time slots noise jamming high
The wireless communication module of sensitivity.Gsm/gprs module is 57600bps with the baud rate of processor module communication serial port.
M-bus host-side interface module is passed through uart and is communicated to connect with processor module, for gathering combustion in m-bus bus
The reading of gas meter is simultaneously sent to processor module and is processed.In the embodiment of the present invention, with reference to the m- of ti offer in prior art
Bus design principle figure, is redesigned to m-bus host-side interface module based on en13757 agreement, is eliminated m-bus
Host side recommends the difficult purchase device in design, and autgmentability supports the physical layer of en13757 agreement.Meanwhile, by reducing eventually
Hold between main frame the measures such as electric current communication sampling resistor, reduce the power consumption of m-bus host-side interface module itself so as to
300 station terminals can be supported, greatly facilitate the wiring of the skyscraper in elevator apartment etc.Additionally, m-bus host-side interface mould
Block power supply can cut off, that is, when m-bus host-side interface module stops the reading of gas meter, flow meter in collection m-bus bus, processor
Module controls the power supply to m-bus host-side interface module for the power module cut-out, thus concentrator system about 90% can be saved
Stand-by power consumption.
Rs485 interface module is passed through uart and is communicated to connect with processor module, is used for realizing concentrator in concentrator system
Networking and harvester between.In the present invention each module all using can cutting-pattern design, can according to system need each work(of flexible cutting
Energy module (for example will can achieve the function of harvester) after gsm/gprs module cutting, disclosure satisfy that user for concentrator
The various networking requirements of system.
In the embodiment of the present invention, processor module adopts the stm32 processor of cortex-m3 kernel to realize.This processor
There is higher data-handling capacity and enough serial ports, very big facilitates software design.On memory space, this process
Device maximum has the flash program storage of 1mb, the ram data storage of 128kb, and in series, pin-to-pin is compatible, can expire
Sufficient subsequent applications demand extension.
Below by an embodiment, the workflow of the present invention is described in detail:
A kind of concentrator system being applied to remote transmitting gas meter that the present invention provides, its work process includes three below rank
Section:
1st, initial phase, this stage mainly completes following work:
(1) after upper electricity, each module carries out self-inspection；
(2) each module reads the communication configuration of storage；
(3) initialize each communication interface；
(4) connect backstage and obtain current time setting.
2nd, tasks execution phases, this stage mainly completes following work:
(1) precontract task list is safeguarded according to backstage instruction；
(2) (reading for example periodically gathering gas meter, flow meter) is operated according to backstage precontract task；
(3) (the such as reading of collection gas meter, flow meter, price adjustment etc. temporarily) is operated according to backstage temporary duty；
(4) receiving terminal reports extremely, records and reports backstage.
3rd, the data maintenance stage, this stage mainly completes following work:
(1) data message in the terminal in maintenance system compass of competency is instructed according to backstage；
(2) access collects gas meter, flow meter reading information and terminal abnormal reporting information；
(3) require to provide the data message in the terminal in gas meter, flow meter reading information and compass of competency according to backstage.
Those of ordinary skill in the art will be appreciated that, embodiment described here is to aid in reader and understands this
Bright principle is it should be understood that protection scope of the present invention is not limited to such special statement and embodiment.This area
Those of ordinary skill can make various other each without departing from present invention essence according to these technology disclosed by the invention enlightenment
Plant concrete deformation and combine, these deform and combine still within the scope of the present invention.
Claims (8)
1. a kind of concentrator system being applied to remote transmitting gas meter is it is characterised in that including power module, processor module, depositing
Memory modules and wireless communication module；
Described power module is used for as the other module for power supply in concentrator system and carries out detection of power loss；
Described memory module is passed through spi and is communicated to connect with processor module, for storing the routing iinformation of concentrator system；
Described wireless communication module is passed through uart and is communicated to connect with processor module, for realizing 470mhz micropower office with the external world
Domain Network Communication；
Described processor module is used for receiving and process the status signal that wireless communication module is sent, and is believed according to detection of power loss simultaneously
Number control the other modules offer power down protections that power module is in concentrator system.
2. the concentrator system being applied to remote transmitting gas meter according to claim 1 is it is characterised in that also include gsm/
Gprs module；Described gsm/gprs module is passed through uart and is communicated to connect with processor module, for the control according to processor module
Signal processed and the external world realize sms or public network Ethernet communication.
3. the concentrator system being applied to remote transmitting gas meter according to claim 1 is it is characterised in that also include m-bus
Host-side interface module；Described m-bus host-side interface module is passed through uart and is communicated to connect with processor module, for gathering m-
The reading of gas meter, flow meter be sent to processor module and processed in bus bus.
4. the concentrator system being applied to remote transmitting gas meter according to claim 3 is it is characterised in that work as described m-bus
When host-side interface module stops the reading of gas meter, flow meter in collection m-bus bus, processor module controls power module cut-out right
The power supply of m-bus host-side interface module.
5. the concentrator system being applied to remote transmitting gas meter according to claim 1 is it is characterised in that also include rs485
Interface module；Described rs485 interface module is passed through uart and is communicated to connect with processor module, is used for realizing collection in concentrator system
Networking between middle device and harvester.
6. the concentrator system being applied to remote transmitting gas meter according to claim 1 is it is characterised in that described processor die
Block adopts the stm32 processor of cortex-m3 kernel to realize.
7. the concentrator system being applied to remote transmitting gas meter according to claim 1 is it is characterised in that described memorizer mould
Block adopts eeprom memorizer to realize.
8. the concentrator system being applied to remote transmitting gas meter according to claim 1 is it is characterised in that described radio communication
Module adopts qft703 wireless module to realize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929856.6A CN106370253A (en) | 2016-10-31 | 2016-10-31 | Concentrator system applied to remote transmitting gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929856.6A CN106370253A (en) | 2016-10-31 | 2016-10-31 | Concentrator system applied to remote transmitting gas meter |
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| Publication Number | Publication Date |
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| CN106370253A true CN106370253A (en) | 2017-02-01 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610929856.6A Pending CN106370253A (en) | 2016-10-31 | 2016-10-31 | Concentrator system applied to remote transmitting gas meter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393288A (en) * | 2017-08-17 | 2017-11-24 | 洛阳愿景科技有限公司 | A kind of M BUS multi-channel intelligent data acquisition teletransmission equipment of mains-supplied |
| CN107516412A (en) * | 2017-08-17 | 2017-12-26 | 洛阳愿景科技有限公司 | A kind of battery powered M BUS multi-channel intelligents data acquisition teletransmission equipment |
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| CN102693615A (en) * | 2012-04-16 | 2012-09-26 | 南京拓诺传感网络科技有限公司 | Gatherer device of wireless ad-hoc network meter reading system, and operation method |
| CN103413415A (en) * | 2013-08-06 | 2013-11-27 | 孔祥吉 | Management system of fuel gas use state within network-based management area |
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2016
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| CN101425220A (en) * | 2007-10-29 | 2009-05-06 | 吉林市曼博科技有限公司 | Intelligent telemetering gas meter based on wireless sensor network |
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| CN101667333A (en) * | 2009-09-15 | 2010-03-10 | 深圳市安普盛科技有限公司 | Method and device for wirelessly reading a meter |
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| CN102185747A (en) * | 2011-03-30 | 2011-09-14 | 华立仪表集团股份有限公司 | Automatic remote meter reading system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393288A (en) * | 2017-08-17 | 2017-11-24 | 洛阳愿景科技有限公司 | A kind of M BUS multi-channel intelligent data acquisition teletransmission equipment of mains-supplied |
| CN107516412A (en) * | 2017-08-17 | 2017-12-26 | 洛阳愿景科技有限公司 | A kind of battery powered M BUS multi-channel intelligents data acquisition teletransmission equipment |
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Application publication date: 20170201 |
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