CN107426633A - A kind of measuring instrument kilowatt meter reading-out system, communication means and Communications Relay Set - Google Patents
A kind of measuring instrument kilowatt meter reading-out system, communication means and Communications Relay Set Download PDFInfo
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- CN107426633A CN107426633A CN201710648965.5A CN201710648965A CN107426633A CN 107426633 A CN107426633 A CN 107426633A CN 201710648965 A CN201710648965 A CN 201710648965A CN 107426633 A CN107426633 A CN 107426633A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/40—Arrangements in telecontrol or telemetry systems using a wireless architecture
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/80—Arrangements in the sub-station, i.e. sensing device
- H04Q2209/84—Measuring functions
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- Computer Networks & Wireless Communication (AREA)
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- General Physics & Mathematics (AREA)
- Selective Calling Equipment (AREA)
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Abstract
The invention discloses a kind of measuring instrument kilowatt meter reading-out system, including concentrator and multiple measuring instruments, in addition to：At least one Communications Relay Set, the Communications Relay Set, for in concentrator and measuring instrument interactive communication information, receive the communication information of concentrator and measuring instrument interaction, and obtain recipient's network address or numbering by parsing the communication information, judge the response message from receiving party whether is received in default time interval, if, then judge the communication success between concentrator and measuring instrument, otherwise, judge the communication failure between concentrator and measuring instrument, and the communication information is forwarded to receiving party, the network address or numbering of described information recipient is the network address or numbering that parsing obtains.In addition, the invention also discloses a kind of Communications Relay Set and the communication means of measuring instrument kilowatt meter reading-out system.Using the present invention, communication efficiency is improved.
Description
Technical field
The present invention relates to Wireless Meter Reading Technology field, more particularly to a kind of measuring instrument kilowatt meter reading-out system, communication means and logical
Believe retransmission unit.
Background technology
It is good that super based on spread spectrum is wirelessly transferred the high and low speed of (LoRa) network equipment receiving sensitivity, error correction, communication
It is distant；At present, based on the star topology network architecture, WAN is accessed centered on LoRa concentrators (or LoRa gateways)
Net, the corresponding more set LoRa terminals of a set of LoRa concentrators are responsible for directly communicating with LoRa terminals by LoRa concentrators, forward LoRa
Terminal data is to internet and background server;Or the directly forwarding of LoRa concentrators is issued an order by background server or number
According to LoRa terminals.This wireless network, when LoRa terminals and related LoRa concentrators are apart from each other, there are multiple buildings to hinder again
Gear situation, unavoidable communication be not smooth.
At present, wireless router (or wireless repeater) has routing table, or a route discovery algorithm, wireless router or
Transponder is tried to achieve a network link according to the destination address combination routing table or route discovery algorithm of the packet received and arrived
Destination address, so as to draw the wireless router for being sent to or transmitting next network address, finally it is transferred to destination address.And
LoRa gas wireless meter reading networks, are made up of LoRa concentrators and some LoRa gas meter terminals.In order to which saving network flow takes,
One residential area may only arrange a set of LoRa concentrators.Again because residential area floor is complicated, gas pipeline is arranged in advance
It is good, wireless communication needs are not considered, are obstructed by multiple tracks wall often there are LoRa gas meter, flow meters not communicated with LoRa concentrators feelings
Condition, cause meter reading rate low, by and always there are the corresponding LoRa gas meter, flow meters of small part user not copied with destiny evidence and state, and receive not
To the concerned control command of system platform.Cause the related inconvenience of the malfunction such as resident's gas meter, flow meter valve-closing.In addition, using existing
Technical scheme wireless router or wireless repeater, need change LoRa terminals, LoRa concentrators or background server correlation soft
Part, procotol is complex, and influences communication efficiency.
The content of the invention
It is an object of the invention to provide a kind of measuring instrument kilowatt meter reading-out system, communication means and Communications Relay Set, improve logical
Believe efficiency.
To solve the problems, such as that prior art is present, the present invention provides a kind of measuring instrument kilowatt meter reading-out system, and the system includes：Collection
Middle device and multiple measuring instruments, the concentrator communicate with multiple measuring instruments, for obtaining the data message of each measuring instrument；
In addition, also include：At least one Communications Relay Set, the Communications Relay Set according to communication distance be arranged at measuring instrument with
Between concentrator；
The Communications Relay Set, in concentrator and measuring instrument interactive communication information, receiving concentrator and gauge
The communication information of table interaction, and recipient's network address or numbering are obtained by parsing the communication information, judge in the default time
The response message from receiving party whether is received in interval, if so, then judging the communication between concentrator and measuring instrument
Success, otherwise, it is determined that the communication failure between concentrator and measuring instrument, and the communication information is forwarded to receiving party, institute
It is to parse the network address or numbering obtained to state the network address of receiving party or numbering.
The technical program using Communications Relay Set intercept parsing concentrator and measuring instrument between signal intelligence, and
Communication failure between concentrator and measuring instrument is to the communication information from concentrator or the letter from terminal meter instrument
Breath bag is forwarded, and is improved communication efficiency, so as to improve the meter reading rate of wireless network, is avoided the communication of non-artificial reason
The failure of gas meter, flow meter valve-closing caused by failure.
In addition, described information retransmission unit, including：
Unit is intercepted, for receiving the communication information that concentrator sends to terminal meter instrument or terminal meter instrument to concentrator
The packet of transmission；
Resolution unit, for when receiving the communication information that concentrator is sent to terminal meter instrument, it is logical that parsing obtains communication
Letter obtains the network address or numbering of target measuring instrument；When receiving the packet from terminal meter instrument, parsing obtains
Take the network address or numbering of the terminal meter instrument；
Control unit, for concentrator to terminal meter instrument send the communication information when, according to the target measuring instrument of parsing
Network address or numbering, judge the response message from target measuring instrument whether is received in default time interval, if so,
Then judge that concentrator communicates successfully with target measuring instrument, otherwise, it is determined that the communication between concentrator and target measuring instrument is lost
Lose；
Retransmission unit, after the communication failure between control unit judgement concentrator and target measuring instrument, communication is believed
Breath is transmitted to target measuring instrument.
The control unit of message retransmission unit in the technical program obtains the net of terminal meter instrument by resolution unit
Network information or numbering, then by control unit according to whether receiving from the network address parsed or the terminal meter of numbering
The response message of instrument judges whether the communication between concentrator and terminal meter instrument succeeds, and when judging unsuccessful and
When information is forwarded, improve communication efficiency.
In addition, the Communications Relay Set also includes, forwarding information memory cell, is measured for storing forwarding terminal
The network address or numbering of instrument；
Described control unit is additionally operable to, and after the packet from terminal meter instrument is received, judges that forwarding information stores
Whether the network address or numbering of the terminal meter instrument are stored with unit, and after being judged as YES, directly forwarding comes from
The packet of the terminal meter instrument.
The control unit of the technical program inquiry to the information of current information recipient or sender carried out turn
After hair, receiving party is directly forwarded information to, without the response feedback information of outstanding message recipient, realizes information
Fast-forwarding, further increase communication efficiency.
Accordingly, the present invention also provides a kind of Communications Relay Set, and the device includes：
Unit is intercepted, for receiving the communication information of concentrator and measuring instrument interaction；
Resolution unit, the network address or numbering of communication information recipient are obtained for parsing；
Control unit, for judging in concentrator and measuring instrument interactive communication information, connect by parsing communication information acquisition
Side network address or numbering, judge the response message from receiving party whether is received in default time interval, if
It is then to judge the communication success between concentrator and measuring instrument, otherwise, it is determined that the communication between concentrator and measuring instrument is lost
Lose；
Retransmission unit, after the communication failure between control unit judgement concentrator and target measuring instrument, communication is believed
Breath is transmitted to target measuring instrument.
The technical program not only includes the network address and volume intercepted unit but also contact information is parsed by resolution unit
Number, and control unit is in default time interval during feedback of the information not from receiving party, then to the communication information
Forwarded, improve communication efficiency.
In addition, described control unit also includes：
Forwarding information memory cell, for storing the network address or numbering of forwarding terminal measuring instrument；
Described control unit is additionally operable to, and after the packet from terminal meter instrument is received, judges that forwarding information stores
Whether the network address or numbering of the terminal meter instrument are stored with unit, and after being judged as YES, directly forwarding comes from
The packet of the terminal meter instrument.
The technical program is stored by memory cell to the network address of forwarded over information or device numbering, so
When next time receives information, if being found that relevant information by the lookup to memory cell, directly the communication information is carried out
Forwarding, improves communication efficiency.
Accordingly, the present invention also provides a kind of communication means of measuring instrument kilowatt meter reading-out system, and this method includes：
Concentrator sends the communication information to target measuring instrument；
Communications Relay Set receives the communication information from concentrator；
Communications Relay Set parses the communication information, obtains the network address information or numbering of target measuring instrument；
Communications Relay Set is judged in default time interval according to the network address information or numbering of the target measuring instrument
The response message from the target measuring instrument inside whether is received, if so, then judging between concentrator and target measuring instrument
Communication success, otherwise, it is determined that the communication failure between concentrator and target measuring instrument, and by the communication information of the reception
It is forwarded to target measuring instrument；
Target measuring instrument receives the communication information from concentrator or Communications Relay Set.
The Communications Relay Set of the technical program obtains the net of receiving party by parsing when receiving the communication information
Network address or numbering, and in default time interval, when being not received by the response feedback information from receiving party, then
The communication information is transmitted to the recipient of information, improves communication efficiency.
In addition, also include：
Measuring instrument sends packet to concentrator；
Communications Relay Set receives the packet from measuring instrument；
Communications Relay Set parses the packet of the reception, obtains the network address for the measuring instrument for sending described information bag,
Judge whether the packet of the forwarded over network address, and after being judged as YES, the packet of reception is forwarded to concentration
Device；
The packet of concentrator Communications Relay Set forwarding.
The Communications Relay Set of the technical program, should by obtaining when receiving the packet from terminal meter instrument
The network address information or table of packets side are confirmed whether that the contact information to the terminal meter instrument turn
Hair, if so, the packet of reception is then forwarded to concentrator, without needing to wait the response feedback information from concentrator,
The time of wait is saved, improves communication efficiency.
In addition, also include：It is not smooth to preset the communication for being currently needed for binding after electrification reset initialization for Communications Relay Set
Measuring instrument terminal numbering or network address information.The terminal meter instrument that the technical program is forwarded by default needs
End message, such Communications Relay Set, it is not necessary to the response feedback information of outstanding message recipient, save wait when
Between, improve the efficiency of communication.
In addition, also include：
Communications Relay Set judges whether to reach default dormancy time, and after being judged as YES, into resting state；
Communications Relay Set judges whether to reach default wakeup time, and after being judged as YES, starts work.
The technical program is directed to battery powered technical scheme, using dormancy and the mode of operation of wakeup time, reduces
The loss of electric energy, extend the service life of battery.
The present invention measuring instrument kilowatt meter reading-out system in use Communications Relay Set, by the retransmission unit intercept concentrator and
Communication between measuring instrument, and by parsing the network address or numbering of acquisition target measuring instrument.If retransmission unit does not have
Have and receive the response message from target measuring instrument, then the communication information from concentrator is transmitted to target measuring instrument,
Improve communication efficiency, and the meter reading rate of concentrator.
Brief description of the drawings
Fig. 1 is a kind of a kind of schematic diagram of embodiment of measuring instrument kilowatt meter reading-out system of the present invention；
Fig. 2 is a kind of a kind of schematic diagram of embodiment of the Communications Relay Set of measuring instrument system of the present invention；
Fig. 3 is a kind of a kind of schematic flow sheet of embodiment of the communication means of measuring instrument kilowatt meter reading-out system of the present invention；
Fig. 4 is the flow of the forwarding control of the Communications Relay Set in a kind of communication means of measuring instrument kilowatt meter reading-out system of the present invention
Schematic diagram.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings
With reference to figure 1, the figure is a kind of a kind of schematic diagram of embodiment of wireless kilowatt meter reading-out system of the present invention, and the system includes concentrator
1st, Communications Relay Set 2 and multiple measuring instruments 3；Concentrator communicates with multiple measuring instruments, for obtaining each measuring instrument
Data message；Communications Relay Set is arranged between measuring instrument and concentrator according to communication distance, and Communications Relay Set is set
Quantity can be adjusted according to concentrator and the quantity and communication distance of terminal meter instrument, therefore Communications Relay Set
Quantity can be one can also be multiple.
Communications Relay Set 2, in concentrator and measuring instrument interactive communication information, connect by parsing communication information acquisition
Side network address or numbering, judge the response message from receiving party whether is received in default time interval, if
It is then to judge the communication success between concentrator and measuring instrument, otherwise, it is determined that the communication between concentrator and measuring instrument is lost
Lose, and the communication information is forwarded to the network address of parsing or the receiving party of numbering instruction.
Measuring instrument described in the present invention can be that the measuring instruments such as wireless gas meter can also be the measuring instruments such as water meter,
Packet from measuring instrument can be that wireless gas meter reports and submits information.Concentrator described in the embodiment of the present invention can be
LoRa radio concentrators, described Communications Relay Set are referred to as LoRa wireless relay devices.
The Communications Relay Set in a kind of wireless kilowatt meter reading-out system of the present invention is described in detail below, with reference to shown in figure 2,
Communications Relay Set includes intercepting unit 21, resolution unit 22, control unit 23 and retransmission unit 24；Wherein, unit 21 is intercepted
For receiving the communication information that concentrator sends to terminal meter instrument or the packet that terminal meter instrument is sent to concentrator
；Resolution unit 22 is used for when receiving the communication information that concentrator is sent to terminal meter instrument, and parsing obtains target metering
The network address or numbering of instrument；When receiving the packet from terminal meter instrument, parsing obtains terminal meter instrument
Network address or numbering；Control unit 23 is used for when concentrator sends the communication information to terminal meter instrument, according to parsing
Target measuring instrument network address or numbering, judge whether received from target measuring instrument in default time interval
Response message, if so, then judging that concentrator communicates successfully with target measuring instrument, otherwise, it is determined that concentrator and target gauge
Communication failure between table；Retransmission unit 24 is used to judge that the communication between concentrator and target measuring instrument is lost in control unit
After losing, the communication information is transmitted to target measuring instrument.
During specific implementation, memory cell 25 can also be included, the memory cell is used to store forwarding terminal measuring instrument
Network address or information, such control unit 23 such as numbering, can root after the packet from terminal meter instrument is received
Judge whether be stored with the terminal meter in forwarding information memory cell according to the network address and numbering of terminal meter instrument
The network address or numbering of instrument, if so, directly forwarding the packet from the terminal meter instrument, otherwise, wait to be received
Response message from concentrator.Likewise, for the communication information from concentrator, whether Communications Relay Set also can be to
The forwarded over information for reaching target measuring instrument is inquired about, specific flow and letter of the above-mentioned processing from terminal meter instrument
It is identical to cease the process of bag, is no longer repeated herein.
Illustrate another aspect of the present invention below.
Referring to Fig. 3, the figure is a kind of stream of the first embodiment of the communication means of measuring instrument kilowatt meter reading-out system of the present invention
Journey schematic diagram, this method comprise the following steps：
Step s11, concentrator send the communication information to target measuring instrument；
Step s12, Communications Relay Set receive the communication information from concentrator；
Step s13, the Communications Relay Set parsing communication information, the network address information or numbering of acquisition target measuring instrument；
Step s14, Communications Relay Set are judged in the default time according to the network address information or numbering of target measuring instrument
The response message from target measuring instrument whether is received in interval, if so, then performing step s15, otherwise, performs step s16；
Step s15, judge the communication success between concentrator and target measuring instrument；
Step s16, judge the communication failure between concentrator and target measuring instrument, the communication information of reception is forwarded to target
Measuring instrument；I.e. by Communications Relay Set in good time on behalf of forwarding.Specifically, Communications Relay Set will store forwarding terminal gauge
The network address or numbering of instrument are measured, therefore after Communications Relay Set receives the packet from terminal meter instrument, can root
According to the network address or numbering of end instrument, judge whether to the forwarded over information of terminal meter instrument, if so, then at once should
Answer, and be its agreed upon channel frequency, baud rate, spreading factor, communication time slot, packet format etc. parameter, and forward and come from
The information of the terminal meter instrument.Accordingly, Communications Relay Set can also be carried out when receiving the communication information from concentrator
The above-mentioned inquiry for whether having carried out forwarding and corresponding processing, will not be repeated here.
Step s17, target measuring instrument receive the communication information from concentrator or Communications Relay Set.
Need what is illustrated, Communications Relay Set can be divided into mains-supplied and battery powered two according to the difference of power-supplying forms
Kind power supply mode.Wherein mains-supplied mainly considers continuous firing, does not do dormancy, has both conveniently intercepted certain signal in Relay Region
All terminal nodes of intensity, particular terminal node can be bound again and is intercepted and is forwarded.Now, the basic work of Communications Relay Set
Make flow as shown in figure 4, including：
Step s101, power-up initializing；During specific implementation, program does initial work after electrification reset, and mainly inside is deposited
Storage space is reset or set, and initial setting up is done to corresponding specified register, initial setting up mouth line, timer, house dog, etc.
Deng related function module register；
Step s102, delay wait；During specific implementation, after initialization, timer can be enabled and make " delay waits ", tied up with receiving
Fixed related " configuration information ".If any bind request, then " setting " operation is done,
Step s103, determine whether to set request, if so, then performing step s104, otherwise, perform step s105；It is specific real
Now, setting request can be bind request；
Step s104, set；During specific implementation, terminal or gas meter, flow meter that typing need to be bound are numbered, and agreed upon channel frequency, baud
Rate, spreading factor, communication time slot, data report and submit time or cycle etc. information；Described bind request refers to that presetting currently needs
The numbering or network address information of the not smooth measuring instrument terminal of the communication to be bound；
Step s105, intercept and parse；During specific implementation, communication confidence from concentrator is received or from terminal meter instrument
Packet, and the communication information and packet are parsed, described parsing can obtain the net of terminal meter instrument
The information such as network address or coding；
Step s106, judge whether the information of the forwarded over terminal meter instrument；During specific implementation, it can be obtained according to parsing
Terminal meter instrument network address or coding, judge whether to the forwarded over information of terminal meter instrument or forward from
The information of the terminal meter instrument, if so, then performing step s107, otherwise, perform step s108；
Step s107, response feedback；During specific implementation, Communications Relay Set directly carries out response forwarding；
Step s108, information storage；During specific implementation, the communication information or packet received is stored；
Step s109, judges whether communication succeeds, if so, then return to step s105, otherwise performs step s110；Specific implementation
When, after storing the communication information or packet received, judge whether to receive in default time interval and carry out self-information reception
The response of side, if it is not, judging communication failure；
Step s110, forwarding；The information that will be received is forwarded to receiving party.
In addition, when Communications Relay Set is to be battery powered, the main mode for considering discontinuous operation, substantially with
Binding terminal node synchronization dormancy and activation.Flow and mains-supplied substantially close to difference is to associated terminal gauge
Table gives a cycle period or timing with processing major cycle, and circulation enters resting state after terminating.According to the designated time
Or cycle timing wake-up, it is synchronous with binding terminal measuring instrument；During according to agreed upon channel frequency, baud rate, spread spectrum silver, communication
Gap, carry out communication interception or forwarding work.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (9)
1. a kind of measuring instrument kilowatt meter reading-out system, including concentrator and multiple measuring instruments, the concentrator and multiple measuring instruments
Communication, for obtaining the data message of each measuring instrument；Characterized in that, also include：At least one Communications Relay Set, it is described
Communications Relay Set is arranged between measuring instrument and concentrator according to communication distance；
The Communications Relay Set, in concentrator and measuring instrument interactive communication information, receiving concentrator and gauge
The communication information of table interaction, and recipient's network address or numbering are obtained by parsing the communication information, judge in the default time
The response message from receiving party whether is received in interval, if so, then judging the communication between concentrator and measuring instrument
Success, otherwise, it is determined that the communication failure between concentrator and measuring instrument, and the communication information is forwarded to receiving party, institute
It is to parse the network address or numbering obtained to state the network address of receiving party or numbering.
2. measuring instrument kilowatt meter reading-out system according to claim 1, it is characterised in that described information retransmission unit, including：
Unit is intercepted, for receiving the communication information that concentrator sends to terminal meter instrument or terminal meter instrument to concentrator
The packet of transmission；
Resolution unit, for when receiving the communication information that concentrator is sent to terminal meter instrument, parsing to obtain target meter
Measure the network address or numbering of instrument；When receiving the packet from terminal meter instrument, parsing obtains the terminal meter
Measure the network address or numbering of instrument；
Control unit, for concentrator to terminal meter instrument send the communication information when, according to the target measuring instrument of parsing
Network address or numbering, judge the response message from target measuring instrument whether is received in default time interval, if so,
Then judge that concentrator communicates successfully with target measuring instrument, otherwise, it is determined that the communication between concentrator and target measuring instrument is lost
Lose；
Retransmission unit, after the communication failure between control unit judgement concentrator and target measuring instrument, communication is believed
Breath is transmitted to target measuring instrument.
3. measuring instrument kilowatt meter reading-out system according to claim 1, it is characterised in that the Communications Relay Set also includes,
Forwarding information memory cell, for storing the network address or numbering of forwarding terminal measuring instrument；
Described control unit is additionally operable to, and after the packet from terminal meter instrument is received, judges that forwarding information stores
Whether the network address or numbering of the terminal meter instrument are stored with unit, and after being judged as YES, directly forwarding comes from
The packet of the terminal meter instrument.
A kind of 4. Communications Relay Set, it is characterised in that including:
Unit is intercepted, for receiving the communication information of concentrator and measuring instrument interaction；
Resolution unit, the network address or numbering of communication information recipient are obtained for parsing；
Control unit, for judging the response message from receiving party whether is received in default time interval, if so,
The communication success between concentrator and measuring instrument is then judged, otherwise, it is determined that the communication failure between concentrator and measuring instrument；
Retransmission unit, after the communication failure between control unit judgement concentrator and target measuring instrument, communication is believed
Breath is transmitted to target measuring instrument.
5. Communications Relay Set according to claim 4, it is characterised in that described control unit also includes：
Forwarding information memory cell, for storing the network address or numbering of forwarding terminal measuring instrument；
Described control unit is additionally operable to, and after the packet from terminal meter instrument is received, judges that forwarding information stores
Whether the network address or numbering of the terminal meter instrument are stored with unit, and after being judged as YES, directly forwarding comes from
The packet of the terminal meter instrument.
A kind of 6. communication means of measuring instrument kilowatt meter reading-out system, it is characterised in that including：
Concentrator sends the communication information to target measuring instrument；
Communications Relay Set receives the communication information from concentrator；
Communications Relay Set parses the communication information, obtains the network address information or numbering of target measuring instrument；
Communications Relay Set is judged in default time interval according to the network address information or numbering of the target measuring instrument
The response message from the target measuring instrument inside whether is received, if so, then judging between concentrator and target measuring instrument
Communication success, otherwise, it is determined that the communication failure between concentrator and target measuring instrument, and by the communication information of the reception
It is forwarded to target measuring instrument；
Target measuring instrument receives the communication information from concentrator or Communications Relay Set.
7. the communication means of measuring instrument kilowatt meter reading-out system according to claim 6, it is characterised in that also include：
Measuring instrument sends packet to concentrator；
Communications Relay Set receives the packet from measuring instrument；
Communications Relay Set parses the packet of the reception, obtains the network address for the measuring instrument for sending described information bag,
Judge whether the packet of the forwarded over network address, and after being judged as YES, the packet of reception is forwarded to concentration
Device；
Concentrator receives the packet of Communications Relay Set forwarding.
8. the communication means of measuring instrument kilowatt meter reading-out system according to claim 7, it is characterised in that also include：
Communications Relay Set presets the not smooth measuring instrument terminal of the communication for being currently needed for binding after electrification reset initialization
Numbering or network address information.
9. the communication means of measuring instrument kilowatt meter reading-out system according to claim 8, it is characterised in that also include：
Communications Relay Set judges whether to reach default dormancy time, and after being judged as YES, into resting state；
Communications Relay Set judges whether to reach default wakeup time, and after being judged as YES, starts work.
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| CN201710648965.5A CN107426633B (en) | 2017-08-01 | 2017-08-01 | Meter reading system, communication method and communication forwarding device |
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| CN201710648965.5A CN107426633B (en) | 2017-08-01 | 2017-08-01 | Meter reading system, communication method and communication forwarding device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108898817A (en) * | 2018-08-23 | 2018-11-27 | 广州发展集团股份有限公司 | The measuring instrument means of communication and device, measuring instrument communication system |
| CN109495389A (en) * | 2018-12-29 | 2019-03-19 | 深圳市力合微电子股份有限公司 | A kind of double-channel mixed logic dynamic algorithm based on water heater intelligent control application |
| CN112492571A (en) * | 2020-11-30 | 2021-03-12 | 沈畅 | Low-power-consumption communication method and system for wireless meter reading |
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| CN112492571A (en) * | 2020-11-30 | 2021-03-12 | 沈畅 | Low-power-consumption communication method and system for wireless meter reading |
| CN112492571B (en) * | 2020-11-30 | 2022-09-13 | 沈畅 | Low-power-consumption communication method and system for wireless meter reading |
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