CN106558213A - A kind of four table integrated information acquisition converters - Google Patents
A kind of four table integrated information acquisition converters Download PDFInfo
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- CN106558213A CN106558213A CN201611132734.0A CN201611132734A CN106558213A CN 106558213 A CN106558213 A CN 106558213A CN 201611132734 A CN201611132734 A CN 201611132734A CN 106558213 A CN106558213 A CN 106558213A
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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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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Abstract
The invention discloses a kind of four tables integrated information acquisition converter, its 485 communication modules, MBUS communication modules, carrier interface, micropower wave point, storage circuit, infrared interface, lamp plate and power module for including CPU module and being connected with CPU module；CPU module is connected to upper collection concentrator, gas meter, flow meter, water meter, ammeter and heating meter.After upper collection concentrator machine sends the instruction for uploading data to four table information gathering converters, CPU module obtains data from measuring instrument, and the data to receiving are changed, and are then sent to upper collection concentrator.This programme supports the multiple communication modes such as the wireless, carrier wave of RS 485, MBUS, micropower, the measuring instrument under nearly all standard agreement can be matched, also data can be uploaded by multiple means, realizes that a converter gathers the function of various different-format various criterion measuring instrument data.This programme is applied to the engineering construction and transformation of four tables unification.
Description
Technical field
The present invention relates to government utility data set destroies field, more particularly, to a kind of four tables integrated information acquisition converter.
Background technology
" unification of four tables " engineering is that State Grid Corporation of China's emphasis is promoted, and is realized using the existing acquisition platform of power system
The data integrated remote copying pattern of government utility such as water, electricity, warm, gas, it is therefore intended that make new with can service mode, comprehensively
Support smart city to build, reduce check meter workload and hardware repeated construction.
The centralized meter-reading systems such as existing water meter, ammeter have respective specification, and if it will unify repacking, cost greatly, be
Realize on the premise of repacking renewal not being carried out to measuring instrument that four tables are unified, then need suitable converter.
The content of the invention
The present invention mainly solves to lack suitable measuring instrument Data collecting conversion and upload existing for prior art
The technical problem of equipment, there is provided a kind of water meter, ammeter gas meter, flow meter and heating meter that compatible can match different model or specification
Four table integrated information acquisition converters.
The present invention is mainly addressed by following technical proposals for above-mentioned technical problem：A kind of four tables unification letter
Breath collection converter, including CPU module, 485 communication modules, MBUS communication modules, carrier interface, micropower wave point, deposit
Storing up electricity road, infrared interface, lamp plate and power module, 485 communication module, MBUS communication modules, carrier interface, micropower without
Line interface, storage circuit, infrared interface and lamp plate are all connected with CPU module, and carrier interface connects carrier wave by plug-in terminal
Communication module, micropower wave point connect micro-power wireless communication module by plug-in terminal；CPU module is logical by 485
News module and/or micro-power wireless communication module and/or carrier communication module are connected to upper collection concentrator；CPU module is led to
Cross micro-power wireless communication module connection gas meter, flow meter；CPU module passes through 485 communication modules and/or MBUS communication modules and/or micro-
Power wireless communication module connects water meter；CPU module pass through 485 communication modules and/or carrier communication module and/or micropower without
Line communication module connects ammeter；CPU module passes through 485 communication modules and/or MBUS communication modules and/or micro-power wireless communication
Module connects heating meter.
After upper collection concentrator sends the instruction for uploading data to four table integrated information acquisition converters, CPU module
By the acquisition instructions of each communication module broadcast transmission different communication protocol, measuring instrument receives the collection being capable of identify that and refers to
Order, then upload to four table integrated information acquisition converters by current data or historical data.Four table integrated information acquisition converters
According to the every consumption of instruction record for sending over, while record data source and the communication protocol for matching.Adopted afterwards
During collection, directly the instruction that communication protocol matches is sent to corresponding measuring instrument, improve efficiency.CPU module is to the number that receives
According to being changed so as to meet the call format of upper collection concentrator, be then sent to upper collection by corresponding mode
Concentrator.Data can also be stored in storage circuit, it is to avoid upload loss of data when path blocks.
This programme supports the multiple communication modes such as the wireless, carrier wave of RS-485, MBUS, micropower, meets various in industry
Working standard, can match the measuring instrument under nearly all standard agreement, it is also possible to upload data by multiple means, realize
One converter gathers the function of various different-format various criterion measuring instrument data, it is to avoid existing instrument is transformed
The process of renewal.
Preferably, the CPU module includes control chip U1, electric capacity CA1, electric capacity CA2, electric capacity C1, electric capacity C6, electric capacity
C7, resistance RA1, resistance R2, resistance RJ1, resistance RJ2, resistance RJ3, resistance RJ4, crystal oscillator Y1 and JTAG terminal；The crystal oscillator Y1
It is connected across between 1 pin of control chip U1 and 80 pin；2 pin of control chip U1 are grounded by electric capacity CA2, and 4 pin pass through resistance R2
Ground connection, 5 pin are grounded by electric capacity CA1；The first end connection power supply 3.3V of resistance RA1, the 5 of the second end connection control chip U1
Pin；13 pin of control chip U1,14 pin, 15 pin, 16 pin, 21 pin and 24 pin connection lamp plate interface module；The 26 of control chip U1
Pin and 27 pin connection infrared communication module；28 pin of control chip U1,29 pin, 30 pin, 31 pin, 32 pin and 33 pin connection carrier wave connects
Mouth or micropower wave point；37 pin of control chip U1,38 pin, 67 pin and 68 pin connect 485 communication modules；Control chip U1
58 pin, 59 pin, 60 pin, 64 pin, 65 pin and 66 pin connection MBUS communication modules；The 52 pin ground connection of control chip U1,53 pin connect
Power supply 3.3V is met, electric capacity C6 is connected across between 52 pin of control chip U1 and 53 pin, electric capacity C7 and electric capacity C6 are in parallel；Control chip
5 pin of U1 and 41 pin connection JTAG terminals, 71 pin of control chip U1,72 pin, 73 pin and 74 pin pass through resistance RJ4, electricity respectively
Resistance RJ3, resistance RJ2 and resistance RJ1 connection JTAG terminals.
CPU module is controlled to whole four tables integrated information acquisition converter, and realizes the transfer process of data.
Preferably, 485 communication module includes the one 485 circuit, the 2nd 485 circuit and communication terminal JP6, it is described
One 485 circuit include optocoupler U4A, optocoupler U6A, resistance R382, resistance R522, resistance R392, resistance R542, resistance R442,
Resistance R502,485 chip U5A, electric capacity C172, diode TVS2 and thermistor PTC2；The output head anode of the optocoupler U4A
37 pin of connection control chip U1, negative pole of output end ground connection, input anode connect power supply V485, input by resistance R392
Negative pole connects 1 pin of 485 chip U5A；The first end connection power supply 3.3V of resistance R382, the second end connects 4 pin of optocoupler U4A；
The input anode connection power supply 3.3V of optocoupler U6A, input cathode connects 38 pin of control chip U1 by resistance R522, defeated
Go out proper pole connection power supply V485, negative pole of output end connects 2 pin and 3 pin of 485 chip U5A；The first end connection of resistance R542
The negative pole of output end of optocoupler U6A, the second end ground connection；4 pin of 485 chip U5A and 5 pin ground connection, 6 pin of 485 chip U5A are by warm
1 pin of quick resistance PTC2 connecting communications terminal JP6,2 pin of the 7 pin connecting communication terminal JP6 of 485 chip U5A, 485 chip U5A
8 pin connection power supply V485；Resistance R442 is connected across between 6 pin and 8 pin of 485 chip U5A；The first end connection of electric capacity C172
8 pin of 485 chip U5A, the second end ground connection；The first end of resistance R502 connects 7 pin of 485 chip U5A, the second end ground connection；Two
Pole pipe TVS2 is transient diode, is connected across between 6 pin and 7 pin of 485 chip U5A；The structure and first of the 2nd 485 circuit
The structure of 485 circuits is identical.
CPU module can connect upper collection concentrator or measuring instrument by 485 communication modules.
Preferably, the MBUS communication modules include a MBUS communicating circuits and the 2nd MBUS communicating circuits；It is described
First MBUS communicating circuits include optocoupler N1, optocoupler N2, optocoupler N3, triode Q1, triode Q2, triode chip Q3 and amplification
Device U2B, the triode chip Q3 are double-triode valve chip；The input anode of optocoupler N1 is by resistance R10 connection control cores
59 pin of piece U1, input cathode and negative pole of output end ground connection, base stage of the output head anode by electric capacity C5 connecting triode Q2；
59 pin of control chip U1 are also connected to power supply 3.3V by resistance R8；Resistance R7 is in parallel with electric capacity C5；The first end of resistance R6
The emitter stage of connecting triode Q2, the second end connect the output head anode of optocoupler N1；The emitter stage connection power supply of triode Q2
The emitter stage of the colelctor electrode connecting triode Q1 of 32V, triode Q2；The positive pole connection power supply 15V of diode D2, negative pole is by electricity
The emitter stage of resistance R3 connecting triode Q1；The colelctor electrode of the first end connecting triode Q1 of resistance R4, the second end is used as first
The output end of MBUS communicating circuits；Resistance R1 is connected across between the emitter and collector of triode Q1；The input of optocoupler N3
Positive pole connects 58 pin of Master control chip U1, input cathode and negative pole of output end ground connection by resistance R20, and output head anode leads to
Cross the base stage of resistance R18 connecting triode Q1；Resistance R13 first ends connect power supply 32V, the base of the second end connecting triode Q1
Pole；Colelctor electrode of first emitter stage of triode chip Q3 by resistance R5 connecting triode Q1；The second of triode chip Q3
Emitter stage connects second end of resistance R4；First base stage of triode chip Q3, the second base stage and the second colelctor electrode all connect electricity
The first end of resistance R9；The second end ground connection of resistance R9；First colelctor electrode of triode chip Q3 is grounded by resistance R12；Amplify
The inverting input of device U2B is grounded by resistance R15, the first end connection power supply 5.1V of resistance R11, the second end connection amplifier
The inverting input of U2B, electric capacity C8 and electric capacity R15 are in parallel；First colelctor electrode of the positive pole connecting triode chip Q3 of electric capacity C9,
Negative pole connects the in-phase input end of amplifier U2B by resistance R16；The negative pole of the first end connection electric capacity C9 of resistance R17, second
End ground connection；The output end of amplifier U2B connects the input anode of optocoupler N2, the input cathode and negative pole of output end of optocoupler N2
All it is grounded, the output head anode of optocoupler N2 connects 60 pin of Master control chip U1；The first end connection 3.3V of resistance R19, second
The output head anode of end connection optocoupler N2；The structure of the 2nd MBUS communicating circuits is identical with the structure of a MBUS communicating circuits.
CPU module can connect upper collection concentrator or measuring instrument by MBUS communication modules.
Preferably, the storage circuit includes that storage chip U7 and storage chip U8, the storage chip U7 are
GD25Q32, storage chip U8 are M24256-BRMN6TP；1 pin of storage chip U7,2 pin, 3 pin, 5 pin, 6 pin and 7 pin connect respectively
Connect 45 pin, 46 pin, 47 pin, 42 pin, 43 pin and 44 pin of Master control chip U1；1 pin of storage chip U7,2 pin, 3 pin, 5 pin, 6
Pin and 7 pin respectively connect power supply 3.3V by a resistance；The 4 pin ground connection of storage chip U7,8 pin connection power supply 3.3V, electric capacity C16
First end connects 8 pin of storage chip U7, the second end ground connection；Electric capacity C18 and electric capacity C16 are in parallel；1 pin of storage chip U8,2
Pin, 3 pin and 4 pin ground connection, 5 pin, 6 pin and 7 pin connect 62 pin, 61 pin and 63 pin of Master control chip U1 respectively；Storage chip U8
5 pin, 6 pin and 7 pin power supply 3.3V is connected by a resistance respectively；The 8 pin connection power supply 3.3V of storage chip U8；Electric capacity CE1
First end storage chip U8 8 pin, the second end ground connection.
Storage circuit is used for the storage of continuous data and the measurement object of each instrument, model, communications protocol are isoparametric
Storage.
The substantial effect that the present invention brings is can to realize data with the measuring instrument of the various different models of compatible matching
Unified collection and upload, it is to avoid the transformation to original instrument updates, and cost-effective, communication modes variation meets country
And professional standard, plug-in module can easily be dismounted and be changed.
Description of the drawings
Fig. 1 is a kind of structured flowchart of the present invention；
Fig. 2 is a kind of CPU module circuit diagram of the present invention；
Fig. 3 is the one 485 circuit diagram of one kind of the present invention；
Fig. 4 is one the oneth MBUS communicating circuit figures of the present invention；
Fig. 5 is a kind of storage circuit figure of the present invention；
Fig. 6 is a kind of carrier interface circuit diagram of the present invention；
Fig. 7 is a kind of lamp plate interface and infrared interface circuit diagram of the present invention；
Fig. 8 is a kind of power module circuitry figure of the present invention；
In figure：1st, CPU module；2nd, 485 communication module；3rd, MBUS communication modules；4th, carrier interface；5th, micropower wave point；
6th, storage circuit；7th, infrared interface；8th, lamp plate；9th, power module；10th, carrier communication module；11st, micro-power wireless communication mould
Block；12nd, infrared communication module.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, technical scheme is described in further detail.
Embodiment：The four table integrated information acquisition converter of one kind of the present embodiment, as shown in figure 1, including CPU module 1,
485 communication modules 2, MBUS communication modules 3, carrier interface 4, micropower wave point 5, storage circuit 6, infrared interface 7, lamp plate
8 and power module 9, it is 485 communication module, MBUS communication modules, carrier interface, micropower wave point, storage circuit, red
External tapping and lamp plate are all connected with CPU module, carrier interface by plug-in terminal connect carrier communication module 10, micropower without
Line interface connects micro-power wireless communication module 11 by plug-in terminal；Infrared interface connects infrared logical by plug-in terminal
News module 12；CPU module is connected to by 485 communication modules and/or micro-power wireless communication module and/or carrier communication module
Upper collection concentrator；CPU module connects gas meter, flow meter by micro-power wireless communication module；CPU module is by 485 communications
Module and/or MBUS communication modules and/or micro-power wireless communication module connection water meter；CPU module passes through 485 communication modules
And/or carrier communication module and/or micro-power wireless communication module connection ammeter；CPU module pass through 485 communication modules and/or
MBUS communication modules and/or carrier communication module and/or micro-power wireless communication module connection heating meter.
After upper collection concentrator machine sends the instruction for uploading data to four table integrated information acquisition converters, CPU moulds
Acquisition instructions of the block by each communication module broadcast transmission different communication protocol, measuring instrument receive the collection being capable of identify that and refer to
Order, then upload to four table integrated information acquisition converters by current data or historical data.Four table integrated information acquisition converters
According to the every consumption of instruction record for sending over, while record data source and the communication protocol for matching.Adopted afterwards
During collection, directly the instruction that communication protocol matches is sent to corresponding measuring instrument, improve efficiency.CPU module is to the number that receives
According to being changed so as to meet the call format of upper collection concentrator, be then sent to upper collection by corresponding mode
Concentrator.Data can also be stored in storage circuit, it is to avoid upload loss of data when path blocks.
This programme supports the multiple communication modes such as the wireless, carrier wave of RS-485, MBUS, micropower, meets various in industry
Working standard, can match the measuring instrument under nearly all standard agreement, it is also possible to upload data by multiple means, realize
One converter gathers the function of various different-format various criterion measuring instrument data, it is to avoid existing instrument is transformed
The process of renewal.
As shown in Fig. 2 the CPU module includes control chip U1, electric capacity CA1, electric capacity CA2, electric capacity C1, electric capacity C6, electricity
Hold C7, resistance RA1, resistance R2, resistance RJ1, resistance RJ2, resistance RJ3, resistance RJ4, crystal oscillator Y1 and JTAG terminal；The crystal oscillator
Y1 is connected across between 1 pin of control chip U1 and 80 pin；2 pin of control chip U1 are grounded by electric capacity CA2, and 4 pin pass through resistance
R2 is grounded, and 5 pin are grounded by electric capacity CA1；The first end connection power supply 3.3V of resistance RA1, the 5 of the second end connection control chip U1
Pin；13 pin of control chip U1,14 pin, 15 pin, 16 pin, 21 pin and 24 pin connection lamp plate interface module；The 26 of control chip U1
Pin and 27 pin connection infra red communication port；28 pin of control chip U1,29 pin, 30 pin, 31 pin, 32 pin and 33 pin connection carrier wave connects
Mouth or micropower wave point；37 pin of control chip U1,38 pin, 67 pin and 68 pin connect 485 communication modules；Control chip U1
58 pin, 59 pin, 60 pin, 64 pin, 65 pin and 66 pin connection MBUS communication modules；The 52 pin ground connection of control chip U1,53 pin connect
Power supply 3.3V is met, electric capacity C6 is connected across between 52 pin of control chip U1 and 53 pin, electric capacity C7 and electric capacity C6 are in parallel；Control chip
5 pin of U1 and 41 pin connection JTAG terminals, 71 pin of control chip U1,72 pin, 73 pin and 74 pin pass through resistance RJ4, electricity respectively
Resistance RJ3, resistance RJ2 and resistance RJ1 connection JTAG terminals.
CPU module is controlled to whole four tables integrated information acquisition converter, and realizes the transfer process of data.User
At the scene ammeter can be inquired about or be arranged by infrared communication module.
As shown in figure 3,485 communication module includes the one 485 circuit, the 2nd 485 circuit and communication terminal JP6, institute
Stating the one 485 circuit includes optocoupler U4A, optocoupler U6A, resistance R382, resistance R522, resistance R392, resistance R542, resistance
R442, resistance R502,485 chip U5A, electric capacity C172, diode TVS2 and thermistor PTC2；The output of the optocoupler U4A
Proper pole connects 37 pin of control chip U1, and negative pole of output end ground connection, input anode connect power supply V485 by resistance R392,
Input cathode connects 1 pin of 485 chip U5A；The first end connection power supply 3.3V of resistance R382, the second end connection optocoupler U4A
4 pin；The input anode connection power supply 3.3V of optocoupler U6A, input cathode connect control chip U1's by resistance R522
38 pin, output head anode connection power supply V485, negative pole of output end connect 2 pin and 3 pin of 485 chip U5A；The first of resistance R542
The negative pole of output end of end connection optocoupler U6A, the second end ground connection；4 pin of 485 chip U5A and 5 pin ground connection, 6 pin of 485 chip U5A
By 1 pin of thermistor PTC2 connecting communication terminal JP6,2 pin of the 7 pin connecting communication terminal JP6 of 485 chip U5A, 485
The 8 pin connection power supply V485 of chip U5A；Resistance R442 is connected across between 6 pin and 8 pin of 485 chip U5A；The of electric capacity C172
One end connects 8 pin of 485 chip U5A, the second end ground connection；The first end of resistance R502 connects 7 pin of 485 chip U5A, the second end
Ground connection；Diode TVS2 is transient diode, is connected across between 6 pin and 7 pin of 485 chip U5A；The structure of the 2nd 485 circuit
It is identical with the structure of the one 485 circuit.
CPU module can connect upper collection concentrator or measuring instrument by 485 communication modules.
As shown in figure 4, the MBUS communication modules include a MBUS communicating circuits and the 2nd MBUS communicating circuits；It is described
First MBUS communicating circuits include optocoupler N1, optocoupler N2, optocoupler N3, triode Q1, triode Q2, triode chip Q3 and amplification
Device U2B, the triode chip Q3 are double-triode valve chip；The input anode of optocoupler N1 is by resistance R10 connection control cores
59 pin of piece U1, input cathode and negative pole of output end ground connection, base stage of the output head anode by electric capacity C5 connecting triode Q2；
59 pin of control chip U1 are also connected to power supply 3.3V by resistance R8；Resistance R7 is in parallel with electric capacity C5；The first end of resistance R6
The emitter stage of connecting triode Q2, the second end connect the output head anode of optocoupler N1；The emitter stage connection power supply of triode Q2
The emitter stage of the colelctor electrode connecting triode Q1 of 32V, triode Q2；The positive pole connection power supply 15V of diode D2, negative pole is by electricity
The emitter stage of resistance R3 connecting triode Q1；The colelctor electrode of the first end connecting triode Q1 of resistance R4, the second end is used as first
The output end of MBUS communicating circuits；Resistance R1 is connected across between the emitter and collector of triode Q1；The input of optocoupler N3
Positive pole connects 58 pin of Master control chip U1, input cathode and negative pole of output end ground connection by resistance R20, and output head anode leads to
Cross the base stage of resistance R18 connecting triode Q1；Resistance R13 first ends connect power supply 32V, the base of the second end connecting triode Q1
Pole；Colelctor electrode of first emitter stage of triode chip Q3 by resistance R5 connecting triode Q1；The second of triode chip Q3
Emitter stage connects second end of resistance R4；First base stage of triode chip Q3, the second base stage and the second colelctor electrode all connect electricity
The first end of resistance R9；The second end ground connection of resistance R9；First colelctor electrode of triode chip Q3 is grounded by resistance R12；Amplify
The inverting input of device U2B is grounded by resistance R15, the first end connection power supply 5.1V of resistance R11, the second end connection amplifier
The inverting input of U2B, electric capacity C8 and electric capacity R15 are in parallel；First colelctor electrode of the positive pole connecting triode chip Q3 of electric capacity C9,
Negative pole connects the in-phase input end of amplifier U2B by resistance R16；The negative pole of the first end connection electric capacity C9 of resistance R17, second
End ground connection；The output end of amplifier U2B connects the input anode of optocoupler N2, the input cathode and negative pole of output end of optocoupler N2
All it is grounded, the output head anode of optocoupler N2 connects 60 pin of Master control chip U1；The first end connection 3.3V of resistance R19, second
The output head anode of end connection optocoupler N2；The structure of the 2nd MBUS communicating circuits is identical with the structure of a MBUS communicating circuits.
CPU module can connect upper collection concentrator or measuring instrument by MBUS communication modules.
As shown in figure 5, the storage circuit includes that storage chip U7 and storage chip U8, the storage chip U7 are
GD25Q32, storage chip U8 are M24256-BRMN6TP；1 pin of storage chip U7,2 pin, 3 pin, 5 pin, 6 pin and 7 pin connect respectively
Connect 45 pin, 46 pin, 47 pin, 42 pin, 43 pin and 44 pin of Master control chip U1；1 pin of storage chip U7,2 pin, 3 pin, 5 pin, 6
Pin and 7 pin respectively connect power supply 3.3V by a resistance；The 4 pin ground connection of storage chip U7,8 pin connection power supply 3.3V, electric capacity C16
First end connects 8 pin of storage chip U7, the second end ground connection；Electric capacity C18 and electric capacity C16 are in parallel；1 pin of storage chip U8,2
Pin, 3 pin and 4 pin ground connection, 5 pin, 6 pin and 7 pin connect 62 pin, 61 pin and 63 pin of Master control chip U1 respectively；Storage chip U8
5 pin, 6 pin and 7 pin power supply 3.3V is connected by a resistance respectively；The 8 pin connection power supply 3.3V of storage chip U8；Electric capacity CE1
First end storage chip U8 8 pin, the second end ground connection.
Storage circuit is used for the storage of continuous data and the measurement object of each instrument, model, communications protocol are isoparametric
Storage.
Fig. 6 is a kind of carrier interface circuit diagram of the present invention.
Fig. 7 is a kind of lamp plate interface and infrared interface circuit diagram of the present invention.
Fig. 8 is a kind of power module circuitry figure of the present invention.
It is hard that the additional 32M memories of HT6015 main control chips from high-performance ARM Cortex-M0 cores of the invention are built
Part platform, the embedded software system of independent research support that infrared, 2 road RS485,2 road M-BUS, the external load in 1 tunnel are modulated in 1 tunnel
Ripple/micropower wirelessly waits communication mode, realizes to the data sampling and processing of four tables, storage, and while can with concentrator,
Handheld device carries out data exchange.
HT6015 main control chips are high-performance 32-bit ARM Cortex-M0 core CPU, with massive store and during high accuracy
Clock, can meet data acquisition, storage, high-speed computation, communication, control etc. and require；
Using pluggable micropower, wirelessly or electrically line of force carrier communication module adopts modularized design to this programme, is convenient for changing dimension
Shield；
The meter-reading function of the present embodiment, support are checked meter by RS-485, M-BUS, micropower wireless mode；RS-485 and infrared connect
The communication protocol of mouth meets《State Grid Shanghai Electric Power Company's combustion gas, water meter communication converter（I types）Technical specifications》Accessories B
Communication protocol, the communication protocol of micro power radio communication interface should meet Shanghai Gas（Group）What Co., Ltd issued《Combustion gas
Wireless kilowatt meter reading-out system technical specification》；Massive store, data statistics record and statistical function can be realized.
The major function of the present embodiment includes：
1st, data acquisition
By the collection period automatic data collection meter data that concentrator is arranged.
2nd, data storage
Data classification storage, it is maximum to support 192 pieces of meters, form meter history day data.
3rd, parameter setting and inquiry
Can remote inquiry or locally located and inquiry following parameters：
a）Support to order during broadcast pair, converter clock is calibrated；
b）Support to arrange and inquire about the parameters such as collection period, mailing address, communication protocol, and energy automatic identification is different with adaptation
Traffic rate；
c）The table address that energy is issued according to concentrator or local communication interface is arranged, automatically generates table address concordance list.
4th, data transfer
Data-transformation facility content is as follows：
a）Can be communicated with concentrator, be received and responded the order of concentrator, data are transmitted to concentrator；
b）Relay forwarding, converter support the communication relay forwarding between concentrator and other converters；
c）Communication conversion, the communication mode and communication protocol of the convertible upper and lower channel of converter.
5th, status display
Indicate with power supply, working condition, communications status etc..
The maintenance function of this programme is as follows：
1) converter upgrade function
Converter is by local 485 upgrade functions for completing software；
2) converter parameters are arranged or are inquired about
The various parameters of converter（Such as clock call together survey and pair when, Changer Device address, parameter of checking meter etc.）, can be by local
The long-range three kinds of modes of RS485, infrared mode or main website are configured inquiry.When converter supports broadcast school.
Specific embodiment described herein is only explanation for example spiritual to the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement or replaced using similar mode to described specific embodiment
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more having used the terms such as CPU module, communicating circuit herein, be not precluded from using other terms can
Can property.It is used for the purpose of more easily describing and explaining the essence of the present invention using these terms；It is construed as any one
It is all contrary with spirit of the invention to plant additional restriction.
Claims (5)
1. a kind of four tables integrated information acquisition converter, it is characterised in that including CPU module, 485 communication modules, MBUS communications
Module, carrier interface, micropower wave point, storage circuit, infrared interface, lamp plate and power module, the 485 communication mould
Block, MBUS communication modules, carrier interface, micropower wave point, storage circuit, infrared interface and lamp plate are all connected with CPU module
Connect, carrier interface connects carrier communication module by plug-in terminal, micropower wave point connects micro- by plug-in terminal
Power wireless communication module；CPU module passes through 485 communication modules and/or micro-power wireless communication module and/or carrier communication mould
Block is connected to upper collection concentrator；CPU module connects gas meter, flow meter by micro-power wireless communication module；CPU module passes through 485
Communication module and/or MBUS communication modules and/or micro-power wireless communication module connection water meter；CPU module is by 485 communication moulds
Block and/or carrier communication module and/or micro-power wireless communication module connection ammeter；CPU module by 485 communication modules and/
Or MBUS communication modules and/or micro-power wireless communication module connection heating meter.
2. a kind of four tables integrated information acquisition converter according to claim 1, it is characterised in that the CPU module bag
Include control chip U1, electric capacity CA1, electric capacity CA2, electric capacity C1, electric capacity C6, electric capacity C7, resistance RA1, resistance R2, resistance RJ1, resistance
RJ2, resistance RJ3, resistance RJ4, crystal oscillator Y1 and JTAG terminal；The crystal oscillator Y1 be connected across control chip U1 1 pin and 80 pin it
Between；2 pin of control chip U1 are grounded by electric capacity CA2, and 4 pin are grounded by resistance R2, and 5 pin are grounded by electric capacity CA1；Resistance
The first end connection power supply 3.3V of RA1, the second end connects 5 pin of control chip U1；13 pin of control chip U1,14 pin, 15 pin,
16 pin, 21 pin and 24 pin connection lamp plate interface module；26 pin of control chip U1 and 27 pin connection infrared communication module；Control core
28 pin of piece U1,29 pin, 30 pin, 31 pin, 32 pin and 33 pin connection carrier interface or micropower radio interface module；Control chip
37 pin of U1,38 pin, 67 pin and 68 pin connect 485 communication modules；58 pin of control chip U1,59 pin, 60 pin, 64 pin, 65 pin
Connect MBUS communication modules with 66 pin；The 52 pin ground connection of control chip U1,53 pin connection power supply 3.3V, electric capacity C6 are connected across control
Between 52 pin and 53 pin of chip U1, electric capacity C7 and electric capacity C6 is in parallel；5 pin of control chip U1 and 41 pin connection JTAG terminals,
71 pin of control chip U1,72 pin, 73 pin and 74 pin are respectively by resistance RJ4, resistance RJ3, resistance RJ2 and resistance RJ1 connection
JTAG terminals.
3. a kind of four tables integrated information acquisition converter according to claim 2, it is characterised in that the 485 communication mould
Block includes the one 485 circuit, the 2nd 485 circuit and communication terminal JP6, and the one 485 circuit includes optocoupler U4A, optocoupler
U6A, resistance R382, resistance R522, resistance R392, resistance R542, resistance R442, resistance R502,485 chip U5A, electric capacity
C172, diode TVS2 and thermistor PTC2；The output head anode of the optocoupler U4A connects 37 pin of control chip U1, defeated
Go out and hold minus earth, input anode connects power supply V485 by resistance R392, input cathode connects the 1 of 485 chip U5A
Pin；The first end connection power supply 3.3V of resistance R382, the second end connects 4 pin of optocoupler U4A；The input anode of optocoupler U6A connects
Power supply 3.3V is met, input cathode connects 38 pin of control chip U1 by resistance R522, and output head anode connects power supply V485,
Negative pole of output end connects 2 pin and 3 pin of 485 chip U5A；The first end of resistance R542 connects the negative pole of output end of optocoupler U6A, the
Two ends are grounded；4 pin of 485 chip U5A and 5 pin ground connection, 6 pin of 485 chip U5A pass through thermistor PTC2 connecting communication terminals
1 pin of JP6,2 pin of the 7 pin connecting communication terminal JP6 of 485 chip U5A, the 8 pin connection power supply V485 of 485 chip U5A；Resistance
R442 is connected across between 6 pin and 8 pin of 485 chip U5A；The first end of electric capacity C172 connects 8 pin of 485 chip U5A, the second end
Ground connection；The first end of resistance R502 connects 7 pin of 485 chip U5A, the second end ground connection；Diode TVS2 is transient diode, across
It is connected between 6 pin and 7 pin of 485 chip U5A；The structure of the 2nd 485 circuit is identical with the structure of the one 485 circuit.
4. the four table integrated information acquisition converter of one kind according to Claims 2 or 3, it is characterised in that the MBUS leads to
News module includes a MBUS communicating circuits and the 2nd MBUS communicating circuits；The first MBUS communicating circuits include optocoupler N1,
Optocoupler N2, optocoupler N3, triode Q1, triode Q2, triode chip Q3 and amplifier U2B, the triode chip Q3 is double
Triode chip；The input anode of optocoupler N1 connects 59 pin of control chip U1, input cathode and output by resistance R10
End minus earth, base stage of the output head anode by electric capacity C5 connecting triode Q2；59 pin of control chip U1 also pass through resistance
R8 is connected to power supply 3.3V；Resistance R7 is in parallel with electric capacity C5；The emitter stage of the first end connecting triode Q2 of resistance R6, the second end
The output head anode of connection optocoupler N1；The emitter stage connection power supply 32V of triode Q2, the colelctor electrode connecting triode of triode Q2
The emitter stage of Q1；The positive pole connection power supply 15V of diode D2, emitter stage of the negative pole by resistance R3 connecting triode Q1；Resistance
The colelctor electrode of the first end connecting triode Q1 of R4, output end of second end as a MBUS communicating circuits；Resistance R1 is bridged
Between the emitter and collector of triode Q1；The input anode of optocoupler N3 connects Master control chip U1 by resistance R20
58 pin, input cathode and negative pole of output end ground connection, output head anode is by the base stage of resistance R18 connecting triode Q1；Electricity
Resistance R13 first end connection power supply 32V, the base stage of the second end connecting triode Q1；First emitter stage of triode chip Q3 passes through
The colelctor electrode of resistance R5 connecting triode Q1；Second emitter stage of triode chip Q3 connects second end of resistance R4；Triode
First base stage of chip Q3, the second base stage and the second colelctor electrode all connect the first end of resistance R9；Second termination of resistance R9
Ground；First colelctor electrode of triode chip Q3 is grounded by resistance R12；The inverting input of amplifier U2B is connect by resistance R15
Ground, the first end connection power supply 5.1V of resistance R11, the second end connects the inverting input of amplifier U2B, electric capacity C8 and electric capacity
R15 is in parallel；First colelctor electrode of the positive pole connecting triode chip Q3 of electric capacity C9, negative pole connect amplifier U2B by resistance R16
In-phase input end；The first end of resistance R17 connects the negative pole of electric capacity C9, the second end ground connection；The output end connection of amplifier U2B
The input anode of optocoupler N2, the input cathode and negative pole of output end of optocoupler N2 are all grounded, and the output head anode of optocoupler N2 connects
Connect 60 pin of Master control chip U1；The first end connection 3.3V of resistance R19, the second end connects the output head anode of optocoupler N2；The
The structure of two MBUS communicating circuits is identical with the structure of a MBUS communicating circuits.
5. a kind of four tables integrated information acquisition converter according to claim 4, it is characterised in that the storage circuit bag
Storage chip U7 and storage chip U8 is included, the storage chip U7 is GD25Q32, and storage chip U8 is M24256-BRMN6TP；
1 pin of storage chip U7,2 pin, 3 pin, 5 pin, 6 pin and 7 pin connect respectively 45 pin of Master control chip U1,46 pin, 47 pin, 42
Pin, 43 pin and 44 pin；1 pin of storage chip U7,2 pin, 3 pin, 5 pin, 6 pin and 7 pin respectively connect power supply 3.3V by a resistance；
The 4 pin ground connection of storage chip U7,8 pin connection power supply 3.3V, electric capacity C16 first ends connect 8 pin of storage chip U7, the second termination
Ground；Electric capacity C18 and electric capacity C16 are in parallel；1 pin of storage chip U8,2 pin, 3 pin and 4 pin ground connection, 5 pin, 6 pin and 7 pin connect respectively
62 pin of Master control chip U1,61 pin and 63 pin；5 pin of storage chip U8,6 pin and 7 pin respectively connect power supply by a resistance
3.3V；The 8 pin connection power supply 3.3V of storage chip U8；8 pin of the first end storage chip U8 of electric capacity CE1, the second end ground connection.
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| CN112365702A (en) * | 2020-10-27 | 2021-02-12 | 青岛鼎信通讯股份有限公司 | Power line broadband narrowband carrier hybrid meter reading system |
| CN112396817A (en) * | 2020-11-04 | 2021-02-23 | 青岛鼎信通讯股份有限公司 | Communication island solution method based on high-speed power line carrier and LORA technology |
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