CN204256923U - The data communication system of intelligent metering instrument - Google Patents
The data communication system of intelligent metering instrument Download PDFInfo
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- CN204256923U CN204256923U CN201420675148.0U CN201420675148U CN204256923U CN 204256923 U CN204256923 U CN 204256923U CN 201420675148 U CN201420675148 U CN 201420675148U CN 204256923 U CN204256923 U CN 204256923U
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Abstract
The utility model discloses the data communication system of a kind of simplification of constructing, modular intelligent metering instrument that data transmission efficiency is high, this system is without the need to coupling together unified for table tool with connection, completely wirelessly transmit data, realize the wireless transmission exempting to connect up veritably.The utility model comprises several intelligent metering instrument, to embed in each intelligent metering instrument and with the power supply of its adaptation, data acquisition module, data transmission module, with the wireless terminal device of the intelligent metering instrument adaptation in the same area, and remote monitoring main frame, power supply is that data acquisition module and data transmission module are powered, the data of data acquisition module timing acquiring intelligent metering instrument, data transmission module by data collecting module collected to the data near radio of intelligent metering instrument be sent to wireless terminal device, remote data is wirelessly transmitted to the remote monitoring main frame being positioned at Master Control Room by wireless terminal device to carry out recording and processes.The utility model can be widely used in intelligent metering instrument field.
Description
Technical field
The utility model relates to a kind of data communication system of intelligent metering instrument.
Background technology
Universal along with the development of city intelligent and Internet of Things, occur at present so-called can data transferring realize the intellectual water meter of remote-control, intelligent electric meter, Intelligent gasometer and Intelligent warming gas meter etc.Also be the mode by unified wiring in fact, first couple together unified for the table tool connection of the user of the same area, pass through the mode of wireless terminal or Wireless data acquisition unit again, data are transferred to monitoring host computer, the data communication system more complicated of this kind of intelligent metering instrument, construct loaded down with trivial details, data transmission efficiency is lower.Further, this existing unified wire laying mode is for reconstruction of the old city town or the user comparing dispersion, and implement run into matter of utmost importance is exactly---and constructional difficulties, cost is high.
Utility model content
Technical problem to be solved in the utility model overcomes the deficiencies in the prior art, the data communication system of a kind of simplification of constructing, modular intelligent metering instrument that data transmission efficiency is high is provided, this data communication system is without the need to coupling together unified for table tool with connection, completely wirelessly transmit data, realize the wireless transmission exempting to connect up veritably.
The technical scheme that the data communication system of intelligent metering instrument of the present utility model adopts is: the data communication system of intelligent metering instrument of the present utility model comprises several intelligent metering instrument, with suitable several of each described intelligent metering instrument independently power supply, data acquisition module, data transmission module, with the wireless terminal device that the described intelligent metering instrument in the same area is suitable, and remote monitoring main frame, described power supply, described data acquisition module, described data transmission module embeds in each described intelligent metering instrument, described power supply is used for powering for described data acquisition module and described data transmission module, described data acquisition module is used for the data of intelligent metering instrument described in timing acquiring, described data transmission module be used for by described data collecting module collected to the data near radio of described intelligent metering instrument be sent to described wireless terminal device, the remote data received is wirelessly transmitted to described remote monitoring main frame by described wireless terminal device, described remote monitoring main frame is positioned at Master Control Room, the data of described remote monitoring main frame to each described intelligent metering instrument collected are carried out recording and are processed.
Described data acquisition module comprises the first power circuit, digital encoding circuit, first signal processing circuit, one 485 communicating circuit, described first power circuit is used for for described digital encoding circuit, described first signal processing circuit, described one 485 communicating circuit provides stabilized voltage supply, described digital encoding circuit is for identifying that the position of each character wheel of described intelligent metering instrument is to determine reading, described first signal processing circuit is used for receiving, identify and process the counting of the described intelligent metering instrument that described digital encoding circuit transmits and the meter reading instruction of described data transmission module transmission, described one 485 communicating circuit is used for carrying out communicating with transceiving data and instruction with described data transmission module.
Described data transmission module comprises second source circuit, transparent transmission module, secondary signal treatment circuit, 2 485 communicating circuit, described second source circuit is used for for described transparent transmission module, described secondary signal treatment circuit, described 2 485 communicating circuit provides stabilized voltage supply, described 2 485 communicating circuit is used for carrying out communicating with transceiving data and instruction with described data acquisition module, described secondary signal treatment circuit is used for sending meter reading instruction in the time of setting to described data acquisition module, and send described transparent transmission module by what receive to from the data of the described intelligent metering instrument after the process of described first signal processing circuit transmission, described transparent transmission module is used for sending the data received to wireless terminal device by wireless transparent transmission mode.
Described transparent transmission module is ZigBee data transmission module.
The transport process of data transferring to described monitoring host computer is undertaken by GPRS or GSM or CDMA or WCDMA or TD-LTE or FDD-LTE wireless transmission method by described wireless terminal device.
Described power supply adopts lithium battery.
The beneficial effects of the utility model are: the data communication system due to intelligent metering instrument of the present utility model comprises several intelligent metering instrument, with suitable several of each described intelligent metering instrument independently power supply, data acquisition module, data transmission module, with the wireless terminal device that the described intelligent metering instrument in the same area is suitable, and remote monitoring main frame, described power supply, described data acquisition module, described data transmission module embeds in each described intelligent metering instrument, described power supply is used for powering for described data acquisition module and described data transmission module, described data acquisition module is used for the data of intelligent metering instrument described in timing acquiring, described data transmission module be used for by described data collecting module collected to the data near radio of described intelligent metering instrument be sent to described wireless terminal device, the remote data received is wirelessly transmitted to described remote monitoring main frame by described wireless terminal device, described remote monitoring main frame is positioned at Master Control Room, the data of described remote monitoring main frame to each described intelligent metering instrument collected are carried out recording and are processed, the utility model adopts modular design concept, described data acquisition module and described data transmission module are embedded in described intelligent metering instrument, not only can be used as wired intellective measuring instrument to use, and data acquisition module and data transmission module be incorporated into one can as the use of intelligent wireless measuring instrument, data transmission module splits out and can be applicable to reequip existing wired intellectual water meter, gas meter, flow meter, the purposes such as heating meter, preset by data transmission module and check meter the time, the data of timing active acquisition intelligent metering instrument, at times data collecting module collected data are passed through to each table tool in the same network segment, and by data transmission module, data near radio is sent to wireless terminal device, by wireless terminal device, remote data is wirelessly transmitted to monitoring host computer, data record and process is carried out by monitoring host computer, overcome the defect of the mode that existing unified wiring connects, by wireless short-distance transmission, the table tool networking of the user of the same area is coupled together, thus convenience for construction is increased greatly, data transmission efficiency improves, for reconstruction of the old city town or to compare the subscriber's meter tool of dispersion more applicable, save cost, this data communication system is without the need to coupling together unified for table tool with connection, completely wirelessly transmit data, realize the wireless transmission exempting to connect up veritably, the suitable application as user's intelligent metering instrument, therefore the construction of the data communication system of intelligent metering instrument of the present utility model simplifies, data transmission efficiency is high, achieve modularization.
Accompanying drawing explanation
Fig. 1 is the annexation schematic diagram of the data communication system of the intelligent metering instrument of the utility model embodiment;
Fig. 2 (a) is the circuit theory diagrams of the first signal processing circuit of data acquisition module in the utility model embodiment;
Fig. 2 (b) is the circuit theory diagrams of the one 485 communicating circuit of data acquisition module in the utility model embodiment;
Fig. 2 (c) is the circuit theory diagrams of the first power circuit of data acquisition module in the utility model embodiment;
Fig. 2 (d) is the circuit theory diagrams of the code-wheel interface of data acquisition module in the utility model embodiment;
Fig. 3 (a) is the circuit theory diagrams of the transparent transmission module of data transmission module in the utility model embodiment;
Fig. 3 (b) is the circuit theory diagrams of the 2 485 communicating circuit of data transmission module in the utility model embodiment;
Fig. 3 (c) is the circuit theory diagrams of the secondary signal treatment circuit of data transmission module in the utility model embodiment;
Fig. 3 (d) is the circuit theory diagrams of the second source circuit of data transmission module in the utility model embodiment;
Fig. 4 is the circuit theory diagrams of the character wheel code-wheel that the data acquisition module of the utility model embodiment is corresponding;
Fig. 5 is the main flow schematic diagram of the data transferring method of the intelligent metering instrument of the utility model embodiment.
Embodiment
As shown in Figure 1 to 4, the data communication system of the intelligent metering instrument of the present embodiment comprises several intelligent metering instrument, with suitable several of each described intelligent metering instrument independently power supply, data acquisition module, data transmission module, with the wireless terminal device that the described intelligent metering instrument of (in a meter box of such as same unit building) in the same area is suitable, and remote monitoring main frame, described power supply, described data acquisition module, described data transmission module embeds in each described intelligent metering instrument, described power supply is used for powering for described data acquisition module and described data transmission module, described data acquisition module is used for the data of intelligent metering instrument described in timing acquiring, described data transmission module be used for by described data collecting module collected to the data near radio of described intelligent metering instrument be sent to described wireless terminal device, the remote data received is wirelessly transmitted to described remote monitoring main frame by described wireless terminal device, described remote monitoring main frame is positioned at Master Control Room, the data of described remote monitoring main frame to each described intelligent metering instrument collected are carried out recording and are processed, described power supply adopts lithium battery, described data acquisition module comprises the first power circuit, digital encoding circuit, first signal processing circuit, one 485 communicating circuit, described first power circuit is used for for described digital encoding circuit, described first signal processing circuit, described one 485 communicating circuit provides stabilized voltage supply, described digital encoding circuit is for identifying that the position of each character wheel of described intelligent metering instrument is to determine reading, described first signal processing circuit is used for receiving, identify and process the counting of the described intelligent metering instrument that described digital encoding circuit transmits and the meter reading instruction of described data transmission module transmission, described one 485 communicating circuit is used for carrying out communicating with transceiving data and instruction with described data transmission module, described data transmission module comprises second source circuit, transparent transmission module, secondary signal treatment circuit, 2 485 communicating circuit, described second source circuit is used for for described transparent transmission module, described secondary signal treatment circuit, described 2 485 communicating circuit provides stabilized voltage supply, described 2 485 communicating circuit is used for carrying out communicating with transceiving data and instruction with described data acquisition module (being specially described one 485 communicating circuit), described secondary signal treatment circuit is used for sending meter reading instruction in the time of setting to described data acquisition module, and send described transparent transmission module by what receive to from the data of the described intelligent metering instrument after the process of described first signal processing circuit transmission, described transparent transmission module is used for sending the data received to wireless terminal device by wireless transparent transmission mode, described transparent transmission module is ZigBee data transmission module, the transport process of data transferring to described monitoring host computer is undertaken by GPRS wireless transmission method by described wireless terminal device, can certainly be undertaken by GSM or CDMA or WCDMA or TD-LTE or FDD-LTE wireless transmission method.
Specifically, as shown in Fig. 2 (a) He Fig. 2 (b), after ZigBee data transmission module sends meter reading instruction, by 485 communication interface J1, instruction is sent to the SP485 communication IC " U2 " of data acquisition module, instruction is sent to single-chip microcomputer U1 again by SP485 communication IC " U2 ", after single-chip microcomputer U1 receives meter reading instruction, start the position data of the every character wheel read on the code-wheel shown in Fig. 4, then process, finally the precision data after process is returned to ZigBee data transmission module with the data layout of CJ-T_188 agreement.Wherein, code-wheel circuit shown in Fig. 4 corresponds to the character wheel of intelligent metering instrument, the intelligent metering instrument of the present embodiment comprises a 4 character wheels i.e. position, ten, hundred, kilobit, the code-wheel of each character wheel comprises 5 to each self-corresponding photoemission cell and photoelectric receiving tube, namely the code-wheel of each character wheel forms one 5 codings, for the data readings corresponding to identifier word wheel position.
As shown in Figure 5, the data transferring method of the intelligent metering instrument of the present embodiment comprises the following steps:
A () data transmission module is standby;
B () judges whether the timer established in data transmission module arrives to preset and checks meter the time: if not to the time of checking meter, then continue standby; If to checking meter the time, then carry out step (c);
C () wakes the MCU established in data transmission module up, and power to data acquisition module;
D () data acquisition module reads the data of intelligent metering instrument, the power supply of closedown data acquisition module after completing;
(e) data transmission module detect data upload sequence number;
(f) data transmission module judges whether data are uploaded in the same network segment: if data are not uploaded, then carry out step (g); If data are uploaded, then carry out step (h);
G () judges whether to take turns to this table tool uploading data: if take turns to this table tool uploading data, then data are uploaded by data transmission module, near radio is sent to wireless terminal device, then step (e) is turned back to, carry out step (i) simultaneously, wherein, the transport process that data are closely sent to wireless terminal device by data transmission module is undertaken by transparent transmission module, and described transparent transmission module is ZigBee data transmission module; If do not take turns to this table tool uploading data, then directly turn back to step (e);
H () is detected further and is judged whether the data of last table tool of Home Network are uploaded complete: if upload complete, then arrange wakeup time next time, and enter dormancy holding state, then turn back to step (b); If do not upload complete, then directly turn back to step (e);
(i) wireless terminal device by the data transferring that receives to monitoring host computer, data record and process is carried out by monitoring host computer, wherein, the transport process that remote data is wirelessly transmitted to monitoring host computer by wireless terminal device is undertaken by GPRS wireless transmission method, can certainly be undertaken by GSM or CDMA or WCDMA or TD-LTE or FDD-LTE wireless transmission method.
Specifically, as shown in Fig. 3 (a) ~ Fig. 3 (d), when to the time of checking meter of presetting, single-chip microcomputer U4 wakes up from dormancy, first control 9V booster circuit work, for each device in data acquisition module is powered, open 9V switch of power supply output circuit again to power to table tool, when after electric power system working stability, meter reading instruction is sent to the data acquisition module shown in tool by single-chip microcomputer U4 by 485 communication IC " U3 " and communication interface J1, when after the return data receiving table tool, preserve data and close the power supply showing tool; That detects data uploads sequence number, judge whether have data upload in the same network segment, if there is data upload, judge the data of last table tool in Home Network be whether upload complete, if uploaded complete, then close 9V booster circuit, reset wakeup time next time, and enter dormancy holding state; Otherwise, judge whether that this uploads the table tool reading of the machine, if this machine uploads table tool data, then data are sent to ZigBee transparent transmission module U1, by wireless transmission, data are issued wireless terminal device by ZigBee transparent transmission module U1 again, finally be sent on long-range monitoring host computer by wireless terminal device by GPRS, carry out data record and process, thus realize the object of radio meter register.
The utility model adopts modular design concept, described data acquisition module and described data transmission module are embedded in described intelligent metering instrument, not only can be used as wired intellective measuring instrument to use, and data acquisition module and data transmission module be incorporated into one can as the use of intelligent wireless measuring instrument, data transmission module splits out and can be applicable to reequip existing wired intellectual water meter, gas meter, flow meter, the purposes such as heating meter, preset by data transmission module and check meter the time, the data of timing active acquisition intelligent metering instrument, at times data collecting module collected data are passed through to each table tool in the same network segment, and by data transmission module, data near radio is sent to wireless terminal device, by wireless terminal device, remote data is wirelessly transmitted to monitoring host computer, data record and process is carried out by monitoring host computer, overcome the defect of the mode that existing unified wiring connects, by wireless short-distance transmission, the table tool networking of the user of the same area is coupled together, thus convenience for construction is increased greatly, data transmission efficiency improves, for reconstruction of the old city town or to compare the subscriber's meter tool of dispersion more applicable, save cost, this data communication system is without the need to coupling together unified for table tool with connection, completely wirelessly transmit data, realize the wireless transmission exempting to connect up veritably, the suitable application as user's intelligent metering instrument, therefore, the data communication system construction of intelligent metering instrument of the present utility model simplifies, data transmission efficiency is high, achieve modularization.
The utility model can be widely used in intelligent metering instrument field.
Claims (6)
1. the data communication system of an intelligent metering instrument, comprise several intelligent metering instrument, with suitable several of each described intelligent metering instrument independently power supply, data acquisition module, data transmission module, with the wireless terminal device that the described intelligent metering instrument in the same area is suitable, and remote monitoring main frame, described power supply, described data acquisition module, described data transmission module embeds in each described intelligent metering instrument, described power supply is used for powering for described data acquisition module and described data transmission module, described data acquisition module is used for the data of intelligent metering instrument described in timing acquiring, described data transmission module be used for by described data collecting module collected to the data near radio of described intelligent metering instrument be sent to described wireless terminal device, the remote data received is wirelessly transmitted to described remote monitoring main frame by described wireless terminal device, described remote monitoring main frame is positioned at Master Control Room, the data of described remote monitoring main frame to each described intelligent metering instrument collected are carried out recording and are processed.
2. the data communication system of intelligent metering instrument according to claim 1, it is characterized in that: described data acquisition module comprises the first power circuit, digital encoding circuit, first signal processing circuit, one 485 communicating circuit, described first power circuit is used for for described digital encoding circuit, described first signal processing circuit, described one 485 communicating circuit provides stabilized voltage supply, described digital encoding circuit is for identifying that the position of each character wheel of described intelligent metering instrument is to determine reading, described first signal processing circuit is used for receiving, identify and process the counting of the described intelligent metering instrument that described digital encoding circuit transmits and the meter reading instruction of described data transmission module transmission, described one 485 communicating circuit is used for carrying out communicating with transceiving data and instruction with described data transmission module.
3. the data communication system of intelligent metering instrument according to claim 2, it is characterized in that: described data transmission module comprises second source circuit, transparent transmission module, secondary signal treatment circuit, 2 485 communicating circuit, described second source circuit is used for for described transparent transmission module, described secondary signal treatment circuit, described 2 485 communicating circuit provides stabilized voltage supply, described 2 485 communicating circuit is used for carrying out communicating with transceiving data and instruction with described data acquisition module, described secondary signal treatment circuit is used for sending meter reading instruction in the time of setting to described data acquisition module, and send described transparent transmission module by what receive to from the data of the described intelligent metering instrument after the process of described first signal processing circuit transmission, described transparent transmission module is used for sending the data received to wireless terminal device by wireless transparent transmission mode.
4. the data communication system of intelligent metering instrument according to claim 3, is characterized in that: described transparent transmission module is ZigBee data transmission module.
5. the data communication system of intelligent metering instrument according to claim 1, is characterized in that: the transport process of data transferring to described remote monitoring main frame is undertaken by GPRS or GSM or CDMA or WCDMA or TD-LTE or FDD-LTE wireless transmission method by described wireless terminal device.
6. the data communication system of intelligent metering instrument according to claim 1, is characterized in that: described power supply adopts lithium battery.
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| CN201420675148.0U CN204256923U (en) | 2014-10-29 | 2014-10-29 | The data communication system of intelligent metering instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361730A (en) * | 2014-10-29 | 2015-02-18 | 梁永富 | Data transferring system and data transferring method of intelligent metering device |
| CN107038852A (en) * | 2017-04-07 | 2017-08-11 | 北京讯腾智慧科技股份有限公司 | The system and method for wireless remote concentrated collection and configuration gas meter, flow meter data |
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2014
- 2014-10-29 CN CN201420675148.0U patent/CN204256923U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361730A (en) * | 2014-10-29 | 2015-02-18 | 梁永富 | Data transferring system and data transferring method of intelligent metering device |
| CN104361730B (en) * | 2014-10-29 | 2017-09-12 | 梁永富 | The data communication system and transfer approach of intelligent metering instrument |
| CN107038852A (en) * | 2017-04-07 | 2017-08-11 | 北京讯腾智慧科技股份有限公司 | The system and method for wireless remote concentrated collection and configuration gas meter, flow meter data |
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