CN1815146A - Wireless long-distance meter-reading system - Google Patents

Abstract

Present invention discloses a wireless long-distance meter reading system. It features including all classes of meter, floor concentrator, storey concentrator, community meter data transshipment management device, handset and account centre, wherein said community meter data transshipment management device including data transshipment manager, receiving terminal and system set client-side, wireless transmission adopted in above mentioned devices, wired network transmission signal adopted between community meter data transshipment management device data transshipment manager and receiving terminal data line data transmission adopted between receiving terminal and account centre, and data transshipment manager and system set client-side. Said system combines wireless and cable communication mode, adopting multilayer wireless transmission structure receiving data, summarizing data then using wired network reporting data, being convenient meter reading and user payment, and system facility maintenance.

Description

Wireless long-distance meter-reading system

Technical field

The present invention relates to a kind of long-distance wireless meter-reading system, relate in particular to a kind of being applied in the sub-district, data are successively uploaded by the multilayer wireless network, reach the long-distance wireless meter-reading system at account center again by wired mode via community's table tool data relay management devices.

Background technology

Development along with urban construction, the residential quarter scale enlarges day by day, the table tool reads and becomes distinct issues gradually, traditional pattern of checking meter is to enter the room from house to house to carry out, main deficiency is that user and charge department are difficult on the time coordinate, waste time and energy etc., and has brought the hidden danger on the safety, so develops a kind of Automatic meter reading system and compel not allow to delay, in the different schemes of Automatic meter reading system, wireless communication mode is because of it need not to connect up, the easy-to-install advantage is subjected to attention especially.

Wireless kilowatt meter reading-out system such as China's patent No. 96202204.7 in the prior art, a kind of multi-user's coal gas, electricity, table tool automatic meter number recorder are disclosed, it installs a user data collecting unit in the turned position of each customer meter, pass through detection means, convert turn signal to electric impulse signal, pulse signals is carried out stored count.Again each data acquisition unit is gathered and is connected to a data centralized processing unit, infrared copying instrument by the control data centralized processing unit to the accumulated result of each data acquisition unit read, zero clearing.Infrared copying instrument is exported the data that read by output interface to other devices.This technology adopts infrared mode transmission data, and it is short to have transmission range, transmits unsettled defective.

In China Patent No. 02200581.1, a kind of Automatic meter reading system that utilizes telephone wire is disclosed, this system comprises user side and management end, user side is made up of table tool, collector, data processor, the table tool transfers data to collector, and collector and data processor transmit data by wireless mode, and the wireless transmit frequency is about 400MHz, data processor and management end transmit data by telephone wire, realize automatic data logging.The deficiency of this system is that wireless mode only is confined to the user side scope, requires the user must have the hardware condition of telephone wire.

Realize that the long distance data transmit if utilize the wireless channel in space, it has simply, convenient, do not need existing circuit is changed, the transmission band broad, communication distance is long, (general tens kilometers, also can extend to farther by relay station), it avoids wiring to register one's residence, check meter and register one's residence, reconstruction of the old city town there is important and practical meanings, but this systems face a such problem: wireless data transmission exists in the reflection of buildings to radio signal, absorb the effect of grade down, signal transmission problem of unstable, show the tool installation site in addition, spatial interference etc. also have considerable influence to its steady operation, also there are simultaneously problems such as power consumption, how well to address this problem the superiority-inferiority to total system is played very big influence, because in a single day the whichever module breaks down in the system, it does not possess the function of timely reflection particular problem itself, so system just can't determine abort situation and even eliminating rapidly, this just makes total system lose self-checking function, be difficult to the operation steady in a long-term of assurance system energy, and be not easy to following maintenance.

Summary of the invention

That the present invention is that a kind of short distance of developing combines wireless and wire communication mode in order to overcome the defective that exists in the present wireless kilowatt meter reading-out system, be the long-distance wireless meter-reading system of basic application with community, this system adopts the structure of multilayer wireless transmission to receive data in community's scope, utilize cable network that data are reported, settle accounts the data sink General Logistics Department then, made things convenient for checking meter of all kinds of table tools and paying the fees and the maintenance of system equipment of user.

The technical scheme that the present invention takes is:

Wireless long-distance meter-reading system, be characterized in, comprise the floor concentrator that is arranged on the indoor all kinds of table tools of user, is located at every building each floor, be located at a building concentrator, the community's table tool data relay management devices, the hand-held set that are located at the cell management center and the account center that is located at the compass of competency in every building; Described community table tool data relay management devices comprises that data relay manager, receiving terminal and system are provided with client; Adopt wireless signal transmission between data relay manager in all kinds of table tools, floor concentrator, a building concentrator, the community's table tool data relay management devices and the hand-held set, adopt the cable network transmission signals between the data relay manager of community's table tool data relay management devices and the receiving terminal; Between receiving terminal and the account center and data relay manager and system be provided with and adopt data line transmission data between the client.

Above-mentioned wireless long-distance meter-reading system, wherein, the two ends of described cable network are provided with fire wall.

Above-mentioned wireless long-distance meter-reading system, wherein, described table tool is wireless table tool, the display screen that comprises pulse meter tool body, the power supply of this pulse meter tool work is provided and is located at pulse meter tool body front; Also comprise a data acquisition end, a table tool data acquisition process unit, a Transmit Receive Unit and an antenna; Described data acquisition end is connected with the output terminal of table tool, the output terminal of data acquisition end is connected with the input end of table tool data acquisition process unit, described table tool data acquisition process unit is connected with Transmit Receive Unit is two-way, and described Transmit Receive Unit is by the antenna receiving-sending wireless signal.

Above-mentioned long-distance wireless meter-reading system, wherein, described floor concentrator comprises: a power supply unit, an interface unit, a control module and a Transmit Receive Unit, a clock unit;

Described power supply unit is used for alternating current is transformed to direct current, and the working power of interface unit, control module and Transmit Receive Unit is provided;

Described control module receives the data of sending from each floor in this building by interface unit, is transferred to community's table tool data relay management devices by Transmit Receive Unit after data processing;

Described control module passes through I by spi bus and Transmit Receive Unit communication ²C bus and the communication of RTC clock unit.

Above-mentioned long-distance wireless meter-reading system, wherein, a described building concentrator comprises: a power supply unit, an interface unit, a control module and a Transmit Receive Unit, a clock unit;

Described power supply unit is used for alternating current is transformed to direct current, and the working power of interface unit, control module and Transmit Receive Unit is provided;

Described control module receives the data of sending from each floor in this building by interface unit, is transferred to community's table tool data relay management devices by Transmit Receive Unit after data processing;

Described control module passes through I by spi bus and Transmit Receive Unit communication ²C bus and the communication of RTC clock unit.

Above-mentioned long-distance wireless meter-reading system, wherein, the data relay manager in the described community table tool data relay management devices comprises: system management module, network service/monitoring module, wireless network parameter administration module, radio communication function module, data analysis module, a building concentrator abnormal test module, data transmission blocks and radio receiving transmitting module;

Described other functional modules of concentrated controling management that are used for;

Described network service/monitoring module is set up two-way connection by VPN and receiving terminal server;

Described wireless network parameter administration module receives standard time and other information of automatic network service/monitoring module, offers the radio communication function module;

Described radio communication function module data line and radio receiving transmitting module communication exchange data, the wireless data transmission between an implementation and the building concentrator;

Described data analysis module is used to analyze packet structure, and extracts corresponding data and deposit backup database in;

A described building concentrator abnormal test module is used for regularly detecting the data in the database, and the working condition of building concentrator is reached data transmission blocks;

Described data transmission blocks is used for packet is reached network service/monitoring module, and reaches the receiving terminal server by cable network;

Described radio receiving transmitting module is used for the transmitting/receiving wireless signal.

Above-mentioned long-distance wireless meter-reading system, wherein, the receiving terminal server in the described community table tool data relay management devices comprises: network service module, data reception module, unit exception alarm module and command issue module;

Described network service module is used for setting up two-way connection by cable network and data relay manager;

Described data reception module is used to receive the information that the data relay manager transmits, and then stores into data file as belonging to normal data, then sends into the unit exception alarm module as belonging to device exception information;

Described unit exception alarm module is used for the treatment facility abnormal information;

Described command issue module is used for specific order is become message according to protocol encapsulation, imports network service module into, sends to corresponding data relay manager.

Above-mentioned long-distance wireless meter-reading system, wherein, the system in the described community table tool data relay management devices is provided with client and is made of a computing machine, is used for by WEB browser inquiring user data and the setting of carrying out systematic parameter.

Above-mentioned long-distance wireless meter-reading system, wherein, described hand-held set comprises: shell, the keyboard that is located at housing face-plate and display screen, be located at control circuit in the shell and the working power that each circuit working is provided; Described control circuit comprises the keyboard circuit that is electrically connected with keyboard, drive Liquid Crystal Module that display screen shows and: a central controlled processing unit, a Transmit Receive Unit, an antenna, a serial ports module, a real time clock circuit, a reset circuit; The input end of described central controlled processing unit is connected with the output terminal of real time clock circuit and reset circuit respectively, described central controlled processing unit also is connected with Transmit Receive Unit, serial port module and keyboard circuit are two-way respectively, and this central authorities' controlled processing unit is connected with Liquid Crystal Module; Described Transmit Receive Unit is by the antenna receiving-sending wireless signal; Each terminal of described serial port module and long-distance wireless meter-reading system is set up communication.

Because the present invention has adopted above technical scheme, can reach following technique effect:

1, water, usefulness gas, power consumption monitoring in real time:

The every certain interval of time of long-range table is gathered a secondary data, calculates hourly water consumption, can realize:

Consumption to each table is monitored in real time;

Important table is set, the consumption of important table is monitored in real time;

To the total water of sub-district, monitor in real time with gas, power consumption.

2, long-range table is judged unusually:

Concerning each table, set up the exception table database, judge that according to continuous acquisition data can judge the abnormal conditions of table, the report exception table is for the management of showing provides information.

3, analyze the rule of water, usefulness gas, electricity consumption:

To the water of long-range table, analyze, comprising with gas, power consumption data:

The most high/low/" time-consumption " situation analysis of average day and

" day-consumption " situation analysis of the most high/low/average moon.

4, provide generalized information system and pipe network modeling data interface:

As company's water supply and distribution, electricity, the online node of tracheae, system can provide the node flow data of this node to generalized information system and pipe network modeling with the sub-district.

5, long-range table tool automatic data logging charge:

Every month when checking meter, read table tool real time data, by with the interface of operating charges system, long-distance meter-reading system and operating charges system are coupled together, the realization automatic data logging is made out a bill.

Description of drawings

Concrete characteristic performance of the present invention is further described by following embodiment and accompanying drawing thereof.

Fig. 1 is a system summary structure synoptic diagram of the present invention.

Fig. 2 is the electrical block diagram of table tool of the present invention.

Fig. 3 is the electrical block diagram of the table tool data processing unit of table tool of the present invention.

Fig. 4 is the workflow synoptic diagram of table tool among the present invention.

Fig. 5 is the electrical block diagram of floor concentrator of the present invention.

Fig. 6 is the electrical block diagram of the control module in the floor concentrator of the present invention.

Fig. 7 is the workflow synoptic diagram of floor concentrator of the present invention.

Fig. 8 is the electrical block diagram of a building of the present invention concentrator.

Fig. 9 is the electrical block diagram of the control module in the building of the present invention concentrator.

Figure 10 is the workflow synoptic diagram of a building of the present invention collection device.

Figure 11 is the electric frame structure synoptic diagram of community of the present invention table tool data relay management devices.

Figure 12 is the workflow synoptic diagram of community of the present invention table tool data relay management devices.

Figure 13 is the contour structures synoptic diagram of hand-held set among the present invention.

Figure 14 is the electrical block diagram of hand-held set among the present invention.

Figure 15 is the electrical block diagram of the central processing control unit in the hand-held set of the present invention.

Figure 16 is the workflow synoptic diagram of hand-held set of the present invention.

Figure 17 is the principle of work process flow diagram of wireless long-distance meter-reading system of the present invention.

Embodiment

See also Fig. 1, this is the structural representation of wireless long-distance meter-reading system.Wireless long-distance meter-reading system 100 of the present invention comprises the floor concentrator 2 that is arranged on the indoor all kinds of table tools 1 of user, is located at every building each floor, be located at every building a building concentrator 3, be located at the account center 6 of community's table tool data relay management devices 4, hand-held set 5 and the compass of competency table tool cost of use at cell management center.All kinds of table tools comprise a large amount of gas meter, flow meters that use of present user, water meter, ammeter etc.Community's table tool data relay management devices 4 comprises that data relay manager 41, receiving terminal server 42 and system are provided with client 43; Adopt wireless communication mode A transmission signals between all kinds of table tools 1, floor concentrator 2, a building concentrator 3, community's table tool data relay management devices 4 and the hand-held set 5; Adopt cable network B transmission signals between data relay manager 41 in community's table tool data relay management devices 4 and the receiving terminal server 42; Between receiving terminal server 42 and the account center 6 and data relay manager 41 and system be provided with and adopt data line transmission data between the client 43.Respectively be provided with a fire wall 44 at the two ends of cable network B.

System centre intra-node network and outside employing network invasion monitoring provide real-time detection, provide tracking, analysis, audit and necessary response to network attack.Network Intrusion Detection System is made up of safety detection engine and security control center two parts, and safe detection engine is responsible for the data stream of present networks inside is carried out attacking automatically in real time identification and response; Security control center is responsible for the intruding detection system of whole network is managed and disposes.Intruding detection system can realize interaction with fire wall, can make intruding detection system when finding the network intrusions behavior by corresponding setting, controls fire wall automatically, cut off illegal network and connect, thus the safety of protection Intranet.

See also Fig. 2, this is the structural representation of the wireless table tool of the present invention.The present invention is wireless, and table tool 1 comprises table tool data acquisition process unit 11, Transmit Receive Unit 12, voltage monitoring chip 13, radio-frequency (RF) switch 14, light emitting diode 15, reset circuit 16, TTL serial communication module 17, data acquisition end 18.

Wherein,

Table tool data acquisition end 18 obtains pulse signal from the pulse meter tool, and pulse signal is transferred to table tool data acquisition process unit 11.Table tool data acquisition process unit 11 adopts a CPU single-chip microcomputer to constitute, and the model of this single-chip microcomputer for example is MSP430F149; The unit 11 acquisition tables tool pulses of table tool data acquisition process report floor concentrator according to the timeslice of dynamic application by wireless mode with cumulative data.Show tool data acquisition process unit 11 simultaneously and pulse signal can be converted to electric data storing, make a copy of use for other terminal.

Control of Voltage chip 13 links to each other with table tool data acquisition process unit 11, and the model of this Control of Voltage chip for example is the R3111H301C chip, and when input voltage is lower than 3.0V, output low level utilizes this signal as weak electricity measuring in the circuit board.

Reset circuit 16 links to each other with table tool data acquisition process unit 11, and reset key is provided, and is used for activation table tool and is connected with the floor concentrator, carries out Function detection and with the LED indicating operating status.

TTL serial communication 17 and table tool data acquisition process 11 two-way connections of unit are used for carrying out communication with hand-held set and are connected, so that the parameter of showing the tool module etc. to be set.

Light emitting diode 15 is connected with table tool data acquisition process unit 11, uses in the time of test, so that signal intuitively to be provided.

Table tool data acquisition process unit 11 and with 12 two-way connections of radio-frequency (RF) receiving and transmission module.Radio-frequency (RF) receiving and transmission module 12 employing radio transmitting and receiving chips for example model are CC20.In the present embodiment, programming CC20 is the GFSK modulation signal, and transfer rate is 4800Baud, and working band is 434.0MHZ～434.5MHZ.

Radio-frequency (RF) switch 14 is connected with radio-frequency (RF) receiving and transmission module 12, and radio-frequency (RF) switch 14 is for example used chip HMC154S8.

See also Fig. 3.Table tool digital sampling and processing 11 in the present invention the is wireless table tool is divided according to function and is comprised: system management module 111, data acquisition module 112, data analysis module 113, data memory module 114, wireless communication module 115, interruption processing module 116, timer module 117, serial communication modular 118, order analysis module 119, parameter processing module 200, parameter memory module 201, wireless test module 202, wherein:

System management module is used for the overall flow of coordinated control system and the scheduling and the low power consumption control of a functional unit.

Data acquisition module is used for acquisition tables tool pulse data.

Interruption processing module is used for the form reporting system administration module of data dispatching acquisition module to interrupt, to guarantee the accurate measurement to the water yield.

Data analysis module is used for analyzing and processing is carried out in the water yield pulse of gathering, and judges and crosses the border, reports to the police, and carries out water yield accumulative total.

Data memory module is used for the water yield data that will obtain to carry out data set according to form and merges storage.

Wireless communication module is used for the transmitting-receiving that wireless communication module is responsible for wireless data; The water yield, alert data packing are sent and receive parameter data are set, send and receive wireless signal measurement data etc.

Timer module is used for according to system parameter setting, and timer module regularly calls data memory module and wireless communication module sends the water yield, alert data.

Serial communication modular is used for communicating by letter with hand-held set, sends to receive serial data.

The order analysis module is used to analyze the hand-held set order, by the agreement partition functionality.

The parameter that the parameter processing module is used to receive hand-held set is provided with order, revises the relevant parameter of system.Respond the parameter reading command of hand-held set simultaneously, the parameter of retrieval system, state.

Parameter memory module is used to store the parameter of setting.

The wireless test module is used to respond the wireless test of hand-held set, and returns parameters such as field intensity.

This table tool data acquisition process unit is connected with the table tool, can finish data acquisition, transmission and warning and functional test, parameter setting and reading.This unit is operated in low power consumpting state at ordinary times.

When clock arrive to set on call time, this table tool data acquisition process unit reported data, reported data comprises the usage data that data with alert and table tool show, its write up reported the consumption change procedure of data to this from last time.

If when time reported data failure, after 12 hours (half period), this table tool data acquisition process unit can be attempted connecting once more at interval.

After communication finished, in both cases, this table tool data acquisition process unit can enter end power consumption duty, is respectively:

1. call time on, timer interrupts, and program withdraws from low-power consumption, and puts reported data and be masked as very;

2. by serial communication, hand-held set is provided with module and enters test pattern (at test pattern, program is waited for wireless data, and test signal is made response, and in this way, hand-held set can be tested the emissive power and the sensitivity of correlation module).

The state of table tool program inquiry water yield pulse signal in timer interrupts is preserved water yield pulse value, and is preserved at interval according to checking meter, and the back table tool module that calls time in the arrival reports the floor concentrator with the water yield data in the buffer zone.

Table tool module is gathered water yield pulse, and numerical value is noted according to the spacing parameter of checking meter that is provided with, but is not all data to be sent at every turn, but just data being sent sometime of every day, so the data that at this time report are cumulative datas.

The table tool in timeslice separately with floor concentrator swap data.Timeslice refers to be used to set respectively show the time series that tool reports order.The timeslice of table tool is not initially just to fix, but when installing, when table tool when communication is connected with the floor concentrator for the first time, by floor concentrator dynamic assignment to it.

See also Fig. 4, this is the sign an undertaking workflow diagram of embodiment of Heshui table image data of table among the present invention.

The workflow of water meter can be divided into two parts according to function, Fig. 4 a be the water yield collection, store and report, Fig. 4 b is system's setting and test function.

The collection of a, the water yield, store and report.In this flow process,

The pulse of the 1-1 water yield is at first shown the collection of tool module with the form of interrupting;

The interrupting information of 1-2 pulse is given the burst process program, and the burst process program is finished analysis, the accumulation of paired pulses information;

The water yield data that 1-3 handles are stored in the buffer memory of system by the ephemeral data stored programme;

The 1-4 timer program to water yield data call data combination program, is packed water yield data every certain time interval according to the requirement of systematic parameter according to set form;

The 1-5 timer program calls data analysis/wrapper according to the requirement of systematic parameter in the set time of every day, and warning and water yield data that analysis obtains are gone out by wireless transmission.

B, system's setting, test.In this flow process,

The 2-1 hand-held set at first is set to water meter in the wireless table tool of the present invention by serial ports with data;

The 2-2 water meter receives data, and order is analyzed, and gives the parameter setting respectively, parameter reads handles with different functional modules such as wireless signal measurements;

2-3 is in the parameter setting program, and table tool data acquisition process unit receives parameter command, and relevant parameters is made an amendment, and at last parameter is stored in the fixedly buffer memory of system; The internal system initialization is to adapt to new parameter configuration;

If what 2-4 received is to read message command, the requirement of table tool module responds relevant parameters, the status information that arrangement is inner, packing data is also returned;

2-5 is in the signal testing data program, and water meter is opened wireless test function, the wireless test of response hand-held set, and return parameter such as field intensity.

See also Fig. 5, this is the floor concentrator structure synoptic diagram among the present invention.Floor concentrator 2 comprises: a power supply unit 21, an interface unit 22, a control module 23 and a Transmit Receive Unit 24, a clock unit 25.Power supply unit 21 comprises AC/DC converter 211 and DC/DC power module 212, is used for alternating current is transformed to direct current, and the working power of circuit such as interface unit, control module and Transmit Receive Unit is provided.Also comprise a RTC backup battery 213, when alternating current cut off the power supply, the power supply switching automatically switched to backup battery 213, was 25 power supplies of RTC real-time clock unit with backup battery.

Control module 23 receives the data of sending from each floor in this building by interface unit, is transferred to community's table tool data relay management devices by Transmit Receive Unit after data processing; This control module and by spi bus and Transmit Receive Unit communication passes through I ²C bus and the communication of RTC clock unit.Control module 23 can be made of the CPU single-chip microcomputer.

Transmit Receive Unit 24 comprises a radio frequency chip 241, a power amplifier 242, a radio-frequency receiving-transmitting switch 243 and an antenna 244, is linked in sequence.When radio-frequency receiving-transmitting switch 243 switched in accepting state: radio frequency chip was delivered to control module by the SPI interface with the data of respectively showing tool in the floor, was handled the data (classification and storage, packing etc.) that receive by control module; When the radio-frequency receiving-transmitting switch switched in transmit status: this floor concentrator was provided with parameter to every table tool.Setting completed, and the radio-frequency receiving-transmitting switch switches in accepting state.

If the floor time getparms arrives, clock unit sends interrupt request to control module, the radio-frequency receiving-transmitting switch switches in transmit status, a concentrator sends the packet that gets parms to the building, transmission finishes, the radio-frequency receiving-transmitting switch switches in accepting state, waits for the parameter setting that a building concentrator returns, and classification is preserved.

If the time of floor reported data arrives, clock unit sends interrupt request to control module, and the radio-frequency receiving-transmitting switch switches in transmit status, and table tool usage data that control module will be collected and warning message grouping packing are to a building concentrator reported data; Report to finish, the radio-frequency receiving-transmitting switch switches in accepting state, continues to receive data.

See also Fig. 6.The control module 23 of floor concentrator comprises: RTC clock module 2301, parameter application module 2302, data combination packetization module 2303, data forwarding module 2304, data memory module 2305, packet splits module 2306, Data Receiving cache module 2307, parameter is provided with module 2308, parameter memory module 2309, command analysis module 2310, wireless test module 2311, wireless communication module 2312, serial communication module 2313, power control module 2314, data send cache module 2315, antenna 2316.The RTC clock module is connected with data forwarding module is two-way with parameter application module respectively; Data forwarding module, data memory module, packet split module, the two-way connection of Data Receiving cache module order; Packet splits module and respectively with parameter memory module and the command analysis module is two-way is connected; Parameter is provided with module, parameter memory module, command analysis module and the two-way connection of wireless test sequence of modules; The output terminal of command analysis module is connected with the input end that parameter is provided with module; The output terminal that parameter application module, data forwarding module and parameter are provided with module is connected with the input end of data combination packetization module respectively; The output terminal of wireless test module and data combination packetization module is connected with the input end of data transmission cache module respectively; The output terminal that data send cache module is connected with the input end of serial communication modular and wireless communication module respectively; The output terminal of serial communication modular and wireless communication module is connected with the input end of Data Receiving cache module; The output terminal of power control module is connected with the input end of wireless communication module; Wireless communication module is connected with antenna is two-way.

During work, the floor concentrator will be placed on from the frame data that serial ports receives in the serial ports buffer zone, will be put into the radio frequency buffering district from the data that wireless module receives.If the data that receive are data of reporting of table tool, the data of floor concentrator classification and storage table tool, and to the table tool parameter is set by radio-frequency module.If what receive is the data of a building concentrator, the floor concentrator is preserved the parameter that a building concentrator is provided with, and by radio-frequency module to a building concentrator echo reply.If what receive is the data of hand-held set, then:

1) if the data that receive from serial ports is then returned corresponding data from serial ports.

2) if the data that receive from radio-frequency module are then returned corresponding data from radio-frequency module.

3, the floor concentrator arrived to the building concentrator time getparms, and the RTC real-time clock sends that device gets parms to a building concentrator by radio-frequency module in the signal floor.

The floor concentrator arrived to the time of a building concentrator reported data, and the RTC real-time clock sends signal, and table tool data and warning message packing that the floor concentrator will be collected by radio-frequency module upload to a building concentrator.

The floor concentrator also can be by hand-held set the parameter of RS232 serial port setting oneself for example show ID (sign) number of tool, ID number of floor oneself, the time that gets parms, on call time etc., also can pass a parameter to hand-held set by the RS232 serial ports.The floor concentrator is by wireless and hand-held set communication, and the signal intensity that can test the floor concentrator is determined the installation site of floor concentrator with this; Also can pass a parameter to hand-held set by wireless.

See also Fig. 7.Check meter with water meter and to be that example, the workflow diagram of floor concentrator are divided into " collection of layer concentrator data, report and parameter application (data uplink) " a and " the parameter setting of floor concentrator, read and installation testing (data downstream) " b two parts.The workflow of floor concentrator is among the present invention:

The collection of a, floor concentrator data, report and parameter application (data uplink):

1, the floor concentrator is collected the data (water yield information, warning message) of many water meters, through debugging, screening, classification and storage.As what receive is data of water meter, then with data of water meter ordering, classification, storage then; When time of RTC reported data then, the floor concentrator is with packing data, grouping reports again, through wireless transmission, sends to a building concentrator.

What 2, receive is the warning message of water meter, then with the warning message classification and storage, when time of RTC reported data then, the floor concentrator with the warning message packing, report, through wireless transmission, send to a building concentrator.

The parameter setting of b, floor concentrator, read and installation testing (data downstream):

The floor concentrator,, is handled by command analysis by the data of wireless receiving hand-held set, a building concentrator according to the following steps by the data of serial ports reception hand-held set:

1, parameter setting

The floor concentrator receives the parameter setting of hand-held set, a building concentrator, and with parametric classification, storage again.

2, parameter reads

The floor concentrator receives the parameter reading order of hand-held set, and then the floor concentrator is packed the parameter that hand-held set read, if wireless receiving, pass through wireless transmission; If receive, then send by serial ports by serial ports.

3, installation testing

What the floor concentrator received is the installation testing order of hand-held set, then with the test data packing, sends to hand-held set by wireless transmission.

See also Fig. 8.This is the structural representation of a building concentrator 3 among the present invention.A building concentrator 3 comprises among the present invention: a power supply unit 31, an interface unit 32, a control module 33 and a Transmit Receive Unit 34, a clock unit 35.Power supply unit 31 is made up of power management module 311 and back-up source module 312, and this power management module comprises AC/DC and DC/DC module, for each module provides required power supply; The back-up source module externally power cut-off the time, is switched fast, is the power supply of RTC clock unit.

Control module 33 receives the table tool data of sending from each floor in this building by interface unit 32, the control module 33 that is transferred to community table tool data relay management devices 4 by Transmit Receive Unit 34 after data processing carries out the transmission of data-signal by spi bus and Transmit Receive Unit, passes through I ²C bus and RTC clock unit carry out the transmission of signal.

Transmit Receive Unit 34 is made up of radio frequency chip 341, power amplifier 342 and antenna 343, is linked in sequence.

In the specific embodiment, power unit is made up of AC interchange input, AC/DC transducer, DC-DC conversion.Power supply is input as 220VAC, and through AC/DC transducer output 5VDC, conversion can be transformed to 3.3V with 5V through DC-DC, and the DC-DC conversion can be adopted the UU3 chip.

Control module can adopt the CPU single-chip microcomputer to constitute, and the CPU single-chip microcomputer can adopt the MSP430F149 chip of 16 RSIC structures of low-power consumption.The CPU single-chip microcomputer is by spi bus and radio frequency chip communication, and the CPU single-chip microcomputer passes through I ²C bus and the communication of RTC clock chip.By the power supply power supply of system,, power during RTC clock chip operate as normal by backup battery through dump.This function is realized by the UU2 chip.

Radio frequency chip adopts the CC20 chip, and power amplifier adopts the RF2117 chip, and radio frequency chip is operated in 433MZH, is the GFSK modulation.

See also Fig. 9.Comprising of control module 33 described in the building of the long-distance wireless meter-reading system of the present invention concentrator: RTC clock module 3301, parameter application module 3302, wireless communication module 3303, serial communication module 3304, Data Receiving cache module 3305, packet splits module 3306, data memory module 3307, data forwarding module 3308, data combination packetization module 3309, wireless test module 3310, command analysis module 3312, parameter memory module 3313, parameter is provided with module 3314, power control module 3315, data send cache module 3316, the automatic routing module 3317 of parameter, relaying forwarding module 3318, antenna 3319.

RTC clock module 3301 respectively with parameter application module 3302 and 3308 two-way connections of data forwarding module; Data forwarding module is provided with time of data forwarding to the RTC clock module, when time of data forwarding then, the RTC clock module sends the data forwarding signal to data forwarding module; Parameter application module is provided with time of parameter application to the RTC clock module, when time of parameter application then, the RTC clock module sends the signal of application parameter to parameter application module.

The output terminal of parameter application module 3302, relaying forwarding module 3318, data forwarding module 3308 is connected with the input end of data combination packetization module 3309 respectively; Data forwarding module is used to transmit the data of collecting the needs forwarding in the data storage area; When receiving the data forwarding application signal that the RTC clock module sends, data forwarding module is collected the data that need forwarding in the data storage area, pass to the data combination packetization module; The relaying forwarding module is finished relay function; The data combination packetization module is used for the data based protocol packet that parameter application module, data forwarding module, parameter memory module are transmitted is packed, and is stored in data transmission cache module.

Data forwarding module 3308, data memory module 3313, packet split module 3306, the two-way connection of Data Receiving cache module 3305 orders; Packet split module 3306 and respectively with relaying forwarding module 3318, the automatic routing module 3317 of parameter and 3312 two-way connections of command analysis module; Packet fractionation module unpacks fractionation with the data of Data Receiving buffer area, isolates data and order; Data memory module splits the isolated data qualification storage of module with packet.The Data Receiving cache module arrives buffer area with the deposit data that wireless communication module, serial communication module receive.

Parameter memory module 3313, the automatic routing module 3317 of parameter, command analysis module 3312 and the two-way connection of wireless test module 3311 orders; The output terminal of the automatic routing module 3317 of parameter is connected with the input end that parameter is provided with module 3314; The command analysis module is used for whether doing wireless test, parameter storage or parameter being set according to the order decision that parses; Parameter memory module is finished the classification and storage of parameter; Parameter is provided with the parameter setting that module is finished the his-and-hers watches tool; The automatic routing module of parameter sorts the parameter of a plurality of multi-level subordinate equipments automatically and stores classifiedly.

The output terminal of wireless test module 3311 and data combination packetization module 3309 is connected with the input end of data transmission cache module 3316 respectively; The wireless test module is used for receiving and sending test data; If the wireless test module receives the wireless test order that the command analysis module sends, the wireless test module is stored in data with the test data packing and sends cache module.

The output terminal that data send cache module 3316 is connected with the input end of serial communication modular 3304 with wireless communication module 333 respectively; Data send the data of the data cached combination packetization module of cache module.

The output terminal of serial communication modular 3304 and wireless communication module 3303 is connected with the input end of Data Receiving cache module 3305; The wireless telecommunications of tool, a building concentrator, hand-held set are finished and shown to wireless communication module, finishes the modulation of data; The serial communication module is finished the wire communication with hand-held set, comprise parameter setting, revise, read.

The output terminal of power control module 3315 is connected with the input end of wireless communication module 3313; Power control module is adjusted the radio frequency output signal power of wireless communication module according to the signal intensity RSSI value that receives.

Antenna is finished the coupling and the emission of radiofrequency signal, wireless communication module 3303 and 3319 two-way connections of antenna.

See also Figure 10, this is the workflow diagram of a building of the present invention concentrator, be divided into three parts: a, a concentrator data collection, report and parameter application (data uplink); The parameter setting of b, a building concentrator, read and installation testing (data downstream); And, the relay function of c, a building concentrator.

The collection of a, a building concentrator data, report and parameter application (data uplink):

A building concentrator is collected the data of many floor concentrator outputs, through debugging, screening, and classification and storage:

If 1 reception is floor concentrator data, then with floor concentrator data sorting, classification, storage then; When time of RTC reported data then, with the packing data of floor concentrator, grouping reports again, through wireless transmission, sends to community's table tool data relay management devices.

If 2 what receive is the warning message of floor concentrator, then with the warning message classification and storage, when time of RTC reported data then, warning message divide into groups, packs, reports, through wireless transmission, send to community and show tool data relay management devices.

The parameter setting of b, a building concentrator, read and installation testing (data downstream)

A building concentrator,, is handled by following narration by command analysis by the data of wireless receiving hand-held set, community's table tool data relay management devices by the data of serial ports reception hand-held set:

1, parameter setting

A building concentrator receives the parameter setting of hand-held set, community's table tool data relay management devices, with parametric classification, and the path of search parameter, classification again, subregion storage.

2, parameter reads

What a building concentrator received is the parameter reading order of hand-held set, then with the parameter packing that hand-held set read, if wireless receiving, pass through wireless transmission; If receive, then send by serial ports by serial ports.

3, installation testing

What a building concentrator received is the installation testing order of hand-held set, then with the test data packing, sends to hand-held set by wireless transmission.

The relay function of c, a building concentrator

When a building concentrator is set to repeater, same as above with the data interaction of hand-held set.Relay function to upper and lower level equipment is as follows:

1, receive the data of subordinate's floor concentrator, filter out data, searching upwards sends the path of data automatically, and packing data is sent (up).

2, receive the data of higher level community table tool data relay management devices, filter out data, seek the path that sends data downwards automatically, and packing data is sent (descending).

Community's table tool data relay management devices 4 is the intermediate members that connect between a building concentrator and the account center among the present invention, realizes data aggregation, the combined data of a building concentrator are reported concrete functions such as account center, the center order of transmission account.

Please cooperate and consult Fig. 1.Community's table tool data relay management devices 4 comprises that data relay manager 41, receiving terminal server 42 and system are provided with client 43; Adopt cable network B transmission signals between data relay manager 41 in community's table tool data relay management devices 4 and the receiving terminal server 42; Between receiving terminal server 42 and the account center 6 and data relay manager 41 and system be provided with and adopt data line transmission data between the client 43.Respectively be provided with a fire wall 44 at the two ends of cable network B.

See also Figure 11.Data relay manager 41 in the community of the present invention table tool data relay management devices comprises: system management module 411, network service/monitoring module 412, wireless network parameter administration module 413, radio communication function module 414, data analysis module 415, a building concentrator abnormal test module 416, data transmission blocks 417 and radio receiving transmitting module 418.

Wherein:

System management module is the nucleus module in the data relay manager transfer manager, and other functional module of concentrated controling management mainly comprises system monitoring, functional module internal communication, system parameter setting, managing functional module etc.Realize following function:

1, is data relay manager software system lowermost layer platform, monitors each upper system module; Realization is to system operation situation monitoring and system's severely subnormal selfreparing; The operation steady in a long-term of assurance system.

2, outgoing management system log file.

3, realize each functional module process communication of upper strata.

4, control system data flow.

5, system works flow process scheduling.

6, data base administration.

7, systematic parameter distribution.

8, the management of total system related data/parameter.

Network service/monitoring module is used for VPN and sets up two-way connection with the receiving terminal server, and realizes the error-free data transmission; Whether detect network connection and VPN normal; And the control of dialling automatically.

The wireless network parameter administration module is used for the resolve command agreement, the look-up command destination, to the building concentrator provide to the time (in the whole community with the system time of data relay manager as the standard time), in system's server critique system time tie-time free time.

Wireless communication function module by RS232 with wireless transmitter communications exchange data, realize and the building concentrator between wireless data transmission; The realization of connection-oriented transport layer protocol simultaneously receives the packet that each building concentrator sends, and is sent to data analysis module and further handles after the transport layer protocol layer is handled; And with the order analysis module, to the time service module downlink data encapsulation, according to timeslice distribution command under the corresponding building concentrator with parameter is set.

Data analysis module is used to analyze packet structure, and extract corresponding data and deposit backup database in, and the delete database outdated data.

A building concentrator abnormal test module is used for regularly detecting the data in the database, and the working condition of building concentrator is reached data transmission blocks;

Data transmission blocks is used for packet is reached network service/monitoring module, and reaches the receiving terminal server by cable network;

Radio receiving transmitting module is used for the transmitting/receiving wireless signal.

In the specific embodiment, the data relay manager is made of CPU single-chip microcomputer and radio receiving transmitting module, modulator-demodular unit etc.

Please continue to consult Figure 11.Receiving terminal server 42 in community's table tool data relay management devices comprises: network service module 421, data reception module 422, unit exception alarm module 423 and command issue module 424.

Wherein: network service module is set up two-way connection by VPN with the data relay manager, and realizes the error-free data transmission.

Data reception module is used to receive the data that the data relay manager transmits, and stores into data file for normal data according to certain format, and delivers to assigned catalogue; And device exception information sent into the unit exception alarm module.

The unit exception alarm module is used for the treatment facility abnormal information.

Command issue module is used for particular command is become newspaper according to protocol encapsulation, imports network service module into, sends to corresponding data transfer manager.

System in the community of the present invention table tool data relay management devices is provided with client 43 and is made of a computing machine, is used for by WEB browser inquiring user data and the setting of carrying out systematic parameter.

See also Figure 12.This is the workflow diagram of the community's table tool data relay management devices among the present invention.Data flow is discontinuous uplink and downlink two main lines, also comprises the data flow that local operation is relevant in addition.

The downlink data flow process:

Have two lines before a, the Network Transmission control and enter, one is that the time server on system and the Internet carries out time synchronized by Network Time Protocol, and this system time will be as the reference time of whole wireless network; It two is to send order to community data transfer manager by the application layer procotol by the receiving terminal that is positioned at the account center.

B, external network packet are temporary in the buffer zone of internal memory through data packet analysis with after ordering decomposition

C, when subordinate's concentrator when community data transfer manager request is provided with parameter, the data relay manager takes out the related command parameter from buffer memory, according to the mode group bag of home control network communication protocol regulation, send to corresponding concentrator by wireless transmission control and wireless transport module.

The upstream data flow process:

A, the data stream that enters system by wireless module have three classes, 1. parameter request 2 warning messages 3 table tool data.Parameter request is the line data flow process as follows, and warning message and table tool data are respectively through being temporary in the memory cache after warning message analysis and the data analysis of table tool.

B, according to the overal system design requirement, at this moment community data transfer manager can take out from buffer memory and show tool data and warning message regularly with account center swap data, sends to the account center according to application layer network protocol suite bag.

The table tool data of c, every day can regularly deposit database in, and the data that send to account of failing simultaneously can heavily be reported when reported data next time.

System is provided with the user of client can be by the table tool data in the direct Query Database of WEB browser.Keeper with certain authority can carry out the setting of local system parameter by the WEB browser, parameter is set directly deposits database in.

See also Figure 13.This is the contour structures synoptic diagram of hand-held set among the present invention.Hand-held set 5 in the wireless long-distance meter-reading system of the present invention comprises shell 51, is located at the keyboard 52 of housing face-plate, power switch 53 and display screen 54 and is located at the control circuit 55 in the shell and provide the working power 56 of each circuit working.

See also Figure 14.Control circuit 55 comprises: the keyboard circuit 551 that is electrically connected with keyboard, drive Liquid Crystal Module 552 that display screen shows and: a central controlled processing unit 553, a Transmit Receive Unit 554, an antenna 555, a serial ports module 556, a real time clock circuit 557, a reset circuit 558 also can comprise a power amplifier 559 and a radio frequency (RF) switch 560 and a light emitting diode 561.The input end of central authorities' controlled processing unit is connected with the output terminal of real time clock circuit and reset circuit respectively, central authorities' controlled processing unit also is connected with Transmit Receive Unit, serial port module and keyboard circuit are two-way respectively, and this central authorities' controlled processing unit is connected with Liquid Crystal Module; Transmit Receive Unit is by the antenna receiving-sending wireless signal; Each terminal of serial port module and long-distance wireless meter-reading system is set up communication.When transmitting, the transmitting terminal of Transmit Receive Unit is connected with the input end of power amplifier, and the output terminal of power amplifier is connected with radio-frequency (RF) switch, transmits by antenna; During received signal, be connected to the receiving end of Transmit Receive Unit by radio-frequency (RF) switch.

In specific embodiment, Liquid Crystal Module can be 128 * 64 dot matrix, and every screen can show 4 row, 8 row Chinese characters; Keyboard circuit is connected with keyboard, and keyboard is 4 * 5 keyboards, comprises numerical key 0～9, function key F1～F4, acknowledgement key, cancel key and radix point button and power button.

Central authorities' controlled processing unit can be made of singlechip CPU, and the model of CPU for example can be M430F149.；

Real time clock circuit for example can adopt that model is the chip of PCF8563, can provide diurnal on days hour minute and second real-time clock;

In RS232 and the TTL serial ports, the TTL serial communication is used for and shows the tool module and be connected, and the parameter of table tool module etc. is set, and the RS232 serial ports is connected with floor concentrator, a building concentrator and relaying, is provided with and reads parameter;

Voltage-stabilized power supply circuit provides the burning voltage output of 3.3V.

Radio-frequency (RF) receiving and transmission module can adopt for example radio frequency chip of CC20 model; Power amplifier can adopt for example integrated package of model RF2117.Radio frequency (RF) switch for example can use, and model is the chip formation of HMC154S8.

Power supply adopts the 4.2V lithium battery power supply.

See also Figure 15, this is the electrical block diagram of the function of central controlled processing unit 553 of the present invention.The central controlled processing unit 553 that the present invention is used for the hand-held set of long-distance wireless meter-reading system comprises module 5536, community's table tool data relay management devices processing module 5537, functional module 5538, communication module 5539 when system management module 5531, keyboard input processing module 5532, parameter are provided with module 5533, parameter detection module 5534, signal testing module 5535, system school.Wherein, functional module 5538 comprises table tool processing module 55381, floor concentrator processing module 55382, a building concentrator processing module 55383, and communication module 5539 comprises serial communication modular 55391 and wireless communication module 55392.

In central authorities' controlled processing unit:

System management module is used for the overall flow of coordinated control system and the scheduling of a functional unit;

The keyboard input processing module is used to respond keyboard input, relative programs such as call parameters selection, parameter input;

Parameter is provided with module and is used to finish setting to each terminal parameter, comprise frequency, the water yield, sign (ID) tabulate, check meter at interval, on call time;

Parameter detection module is used to read the parameter configuration, status information of each terminal etc., and the data analysis to collecting, and judges the duty of terminal module;

The signal testing module is used for the processing of testing and perform an analysis of the signal intensity of each terminal;

Module is finished the function of obtaining system time from community's table tool data relay management devices jointly with community's table tool data relay management devices processing module during the system school; Total system is a benchmark with the time of community's table tool data relay management devices;

Table tool processing module, floor concentrator processing module, a building concentrator processing module are used for according to different terminals, receive parameter and signal, carry out communication with other terminal;

Wireless communication module is responsible for the transmitting-receiving of wireless data; To be provided with, test data packing sends and receive response data;

Serial communication modular is used for and each terminal communication, sends to receive serial data.Serial communication modular is RS232 and TTL serial ports, wireless table tool is carried out the parameter setting and reads, shows by the TTL serial ports; Floor concentrator, a building concentrator and relaying are carried out the parameter setting and read, show by RS232 serial ports or wireless mode.By the TTL serial ports parameter that wireless table tool carries out the parameter setting is comprised: system time, hardware identifier, on call time, frequency range, respectively show the tool consumption, check meter at interval and be provided with and respectively show the timeslice that calls time on the tool.

Described parameter of floor concentrator, a building concentrator and relaying being carried out the parameter setting by RS232 serial ports or wireless mode comprise system time, hardware identifier (ID), purpose sign, identification list, relaying number, on call time, get parms time, frequency range and check meter at interval.

The concrete function of hand-held set of the present invention is as follows:

1. by the TTL serial ports wireless table tool module is carried out the parameter setting and is read, shows that parameter comprises: system time, hardware identifier (ID), on call time, frequency range, the water yield is checked meter at interval timeslice;

2. by RS232 serial ports or wireless mode floor concentrator, a building concentrator and relaying are carried out the parameter setting and read, show that parameter comprises: system time, hardware identifier (ID), purpose sign (ID), sign (ID) tabulation, relaying number, on call time, get parms time, frequency range check meter at interval;

3. wireless table tool module, floor concentrator and Lou Dong concentrator are carried out power test, show the each point field intensity, conveniently install on the spot;

4. obtain system time from community's table tool data relay management devices, when total system is carried out the school.

Use handheld device, not only can when installing, carry out initialization, test wireless signal field, and can understand the situation of each module at any time, the guarantee of the necessity that provides for the maintenance and management of system each module.

Hand-held set of the present invention can his-and-hers watches tool module, floor concentrator, relaying and Lou Dong concentrator carry out power detection, and parameter reads, is provided with etc., and can show tool data relay management devices from community and obtain system time, when carrying out the system school.Hand-held set is mainly undertaken by the key entry of keyboard the operation of each terminal module, and the user is from keyboard selection function module and operate accordingly, and hand-held set shows the operation process simultaneously.After system powered on, at first the initialization buffer zone comprised ram space and FLASH space, other peripheral modules of initialization then, and as serial ports, timer, radio frequency interface etc., and show initialization, show master menu.

See also Figure 16.The workflow that the hand-held set of long-distance wireless meter-reading system of the present invention carries out remote wireless meter recording may further comprise the steps:

1-1 imports by keyboard, and the user need to select the terminal module and the functional module of operation.

When 1-2 functional module handling procedure divides parameter setting, parameter check and correction, signal testing and system school.

After the 1-3 selection function, the user imports relevant parameters by keyboard; For example, in parameter is provided with, the type of input parameter and concrete numerical value; Input needs the parameter of check and correction in the parameter check and correction; Input needs the hardware identifier (ID) of test, frequency etc. in the signal testing.A critical function of hand-held set carries out the parameter setting exactly, and the user imports each parameter by keyboard, by serial ports can setting terminal various parameters, parameter such as system time, hardware identifier (ID), purpose sign (ID), sign (ID) tabulation, check meter at interval, the initial water yield, timeslice, frequency range, on call time, get parms the time.

1-4 keyboard input processing module receives the parameter of keyboard input, and according to the terminal, the function that are provided with, system call corresponding functional modules, terminal processing module make up data, packing.

1-5 user selects communication mode by keyboard, and serial communication modular or wireless communication module are given with data by system, sends the data to terminal then.

The data that 1-6 wireless communication module and serial communication modular receive are at first given the data distribution routine processes, and the data distribution program is classified to datagram according to the source and the COS of data.

When the data that the 1-7 system is received mainly were divided into parameter check and correction, signal testing and system school according to function, system call corresponding functional modules handling procedure was handled.1-8 is in each functional module handling procedure, and module is analyzed the data of receiving, and judges according to data and the performance and the state of each terminal the result to be shown by display module.

Hand-held set can reading terminals parameter and show, read parameter and both can be undertaken by serial ports, also can obtain by wireless, show by LCDs by hand-held set after the parameter acquiring.Hand-held set reads hardware parameter, and selecting the mode of communication by the user from keyboard is serial ports or radio frequency interface.Hand-held set obtains system time from terminal, as the time reference in the whole sub-district.

The wireless signal that uses hand-held set can test the installation each point sends intensity, and by testing this intensity, each has determined the installation site of concrete each hardware.Each point identification (ID) of field strength measurement and frequency range can read parameter by serial ports and obtain, and also can obtain by manual this parameter of input.

Under the default situations, hand-held set is in the wireless reception data mode, and the communication of other-end (for example showing tool, floor concentrator, a building concentrator, data relay manager) in, hand-held set all has the initiative and sends the state of data.

See also Figure 17.Below in conjunction with the long-range embodiment that copies water meter principle of work of the present invention is further described below:

The pulse signal record that tongue tube will send during the intelligent wireless water meter will be shown is copied sign indicating number and is calculated consumption, regularly intelligence is shown operation conditions, battery behaviour in service and intelligence show to copy sign indicating number and consumption is sent in the floor concentrator, after the floor concentrator closes information gathering with the intelligent epiphase in its compass of competency, regularly send related data information to a building concentrator, after a building concentrator is collected after with the floor concentrator institute transmission information in its compass of competency, regularly send relevant information to community's table tool data relay management devices, after community's table tool data relay management devices is collected whole cell data, regularly send relevant information by public network to corresponding functional management department, after functional management department receives data, with data qualification, realize that community wireless system all devices carries out remote monitoring, understand system operation situation, so that in time handle and keep in repair; Check meter make out a bill and will the check meter data of making out a bill of realization send to paying department and realize making out a bill automatically and writing off function; Carry out data analysis, for production, prediction and administrative authority provide decision-making foundation.

Managerial personnel can carry out the parameter setting to equipment at different levels at the account center, parameter timed sending every day are set to corresponding community's table tool data relay management devices.Community table tool data relay management devices is provided with the parameter processing of classifying to what receive.When building concentrator regularly when community's table tool data relay management devices sends parameter request, the parameter that is provided with that community's table tool data relay management devices just will be correlated with sends to a building concentrator.A concentrator obtains the parameter that is provided with of oneself to the floor concentrator from the building in the same manner, regularly sends parameter request to get parms to a building concentrator.Water meter then obtains the parameter that is provided with by the transmission of floor concentrator automatically after each reported data.

Claims (14)

1, wireless long-distance meter-reading system, it is characterized in that, comprise the floor concentrator that is arranged on the indoor all kinds of table tools of user, is located at every building each floor, be located at a building concentrator, the community's table tool data relay management devices, the hand-held set that are located at the cell management center and the account center that is located at the compass of competency in every building; Described community table tool data relay management devices comprises that data relay manager, receiving terminal and system are provided with client; Adopt wireless signal transmission between data relay manager in all kinds of table tools, floor concentrator, a building concentrator, the community's table tool data relay management devices and the hand-held set, adopt the cable network transmission signals between the data relay manager of community's table tool data relay management devices and the receiving terminal; Between receiving terminal and the account center and data relay manager and system be provided with and adopt data line transmission data between the client.

2, wireless long-distance meter-reading system according to claim 1 is characterized in that, the two ends of described cable network are provided with fire wall.

3, wireless long-distance meter-reading system according to claim 1 is characterized in that, described table tool is wireless table tool, the display screen that comprises pulse meter tool body, the power supply of this pulse meter tool work is provided and is located at pulse meter tool body front; Also comprise a data acquisition end, a table tool data acquisition process unit, a Transmit Receive Unit and an antenna; Described data acquisition end is connected with the output terminal of table tool, the output terminal of data acquisition end is connected with the input end of table tool data acquisition process unit, described table tool data acquisition process unit is connected with Transmit Receive Unit is two-way, and described Transmit Receive Unit is by the antenna receiving-sending wireless signal.

4, wireless long-distance meter-reading system according to claim 3, it is characterized in that described table tool data acquisition process unit comprises: system management module, data acquisition module, data analysis module, data memory module, wireless communication module, interruption processing module, timer module, wireless test module, serial communication modular, order analysis module, parameter processing module, parameter memory module;

Described system management module is coordinated the overall flow of this table tool data acquisition process unit of control and the scheduling and the low power consumption control of each module;

Described data acquisition module is by the pulse data of data acquisition end acquisition tables tool;

Described data analysis module receives the data of data acquisition module output, and analyzing and processing is carried out in the water yield pulse of gathering, and judges and crosses the border, reports to the police, and carry out water yield accumulative total;

Described data memory module receives the data of data analysis module output, the water yield data that obtain is carried out data set according to form merge storage;

Described wireless communication module is connected with radio-frequency (RF) receiving and transmission module is two-way, is responsible for the transmitting-receiving of the wireless data of this table tool;

Described timer module is according to system parameter setting, and timer module regularly calls data memory module and wireless communication module sends the water yield, alert data.

The form reporting system administration module of described interruption processing module data dispatching acquisition module to interrupt is to guarantee the accurate measurement to the water yield;

Described serial communication modular foundation is communicated by letter with hand-held set, sends and receives serial data;

Described order analysis module receives and analyzes the hand-held set order, by the agreement partition functionality;

Described parameter processing module receives from the parameter of the hand-held set of order analysis module output order is set, and revises the relevant parameter of system; And the hand-held parameter reading command of response, the parameter of retrieval system, state;

Described parameter memory module is used to store the parameter of setting;

Described wireless test module is used to receive the wireless test of command response hand-held set, and returns parameters such as field intensity.

5, long-distance wireless meter-reading system according to claim 1 is characterized in that, described floor concentrator comprises: a power supply unit, an interface unit, a control module and a Transmit Receive Unit, a clock unit;

Described power supply unit is used for alternating current is transformed to direct current, and the working power of interface unit, control module and Transmit Receive Unit is provided;

Described control module receives the data of sending from each floor in this building by interface unit, is transferred to community's table tool data relay management devices by Transmit Receive Unit after data processing;

Described control module passes through I by spi bus and Transmit Receive Unit communication ²C bus and the communication of RTC clock unit.

6, a building concentrator that is used for long-distance wireless meter-reading system according to claim 5, it is characterized in that described control module comprises: RTC clock module, parameter application module, data combination packetization module, data forwarding module, data memory module, packet fractionation module, Data Receiving cache module, parameter are provided with module, parameter memory module, command analysis module, wireless test module, wireless communication module, serial communication module, power control module, data transmission cache module, antenna;

The RTC clock module is connected with data forwarding module is two-way with parameter application module respectively;

Data forwarding module, data memory module, packet split module, the two-way connection of Data Receiving cache module order; Packet splits module and respectively with parameter memory module and the command analysis module is two-way is connected;

Parameter is provided with module, parameter memory module, command analysis module and the two-way connection of wireless test sequence of modules; The output terminal of command analysis module is connected with the input end that parameter is provided with module;

The output terminal that parameter application module, data forwarding module and parameter are provided with module is connected with the input end of data combination packetization module respectively;

The output terminal of wireless test module and data combination packetization module is connected with the input end of data transmission cache module respectively;

The output terminal that data send cache module is connected with the input end of serial communication modular and wireless communication module respectively;

The output terminal of serial communication modular and wireless communication module is connected with the input end of Data Receiving cache module;

The output terminal of power control module is connected with the input end of wireless communication module;

Wireless communication module is connected with antenna is two-way.

7, long-distance wireless meter-reading system according to claim 1 is characterized in that, a described building concentrator comprises: a power supply unit, an interface unit, a control module and a Transmit Receive Unit, a clock unit;

Described power supply unit is used for alternating current is transformed to direct current, and the working power of interface unit, control module and Transmit Receive Unit is provided;

Described control module receives the data of sending from each floor in this building by interface unit, is transferred to community's table tool data relay management devices by Transmit Receive Unit after data processing;

Described control module passes through I by spi bus and Transmit Receive Unit communication ²C bus and the communication of RTC clock unit.

8, a building concentrator that is used for long-distance wireless meter-reading system according to claim 7, it is characterized in that described control module comprises: RTC clock module, parameter application module, wireless communication module, serial communication module, Data Receiving cache module, packet fractionation module, data memory module, data forwarding module, data combination packetization module, wireless test module, command analysis module, parameter memory module, parameter are provided with module, power control module, data transmission cache module, the automatic routing module of parameter, relaying forwarding module, antenna;

The RTC clock module is connected with data forwarding module is two-way with parameter application module respectively;

The output terminal of parameter application module, relaying forwarding module, data forwarding module is connected with the input end of data combination packetization module respectively;

Data forwarding module, data memory module, packet split module, the two-way connection of Data Receiving cache module order; Packet splits module and respectively with relaying forwarding module, the automatic routing module of parameter and the command analysis module is two-way is connected;

Parameter memory module, the automatic routing module of parameter, command analysis module and the two-way connection of wireless test sequence of modules; The output terminal of the automatic routing module of parameter is connected with the input end that parameter is provided with module;

The output terminal of wireless test module and data combination packetization module is connected with the input end of data transmission cache module respectively;

The output terminal that data send cache module is connected with the input end of serial communication modular and wireless communication module respectively;

The output terminal of serial communication modular and wireless communication module is connected with the input end of Data Receiving cache module;

The output terminal of power control module is connected with the input end of wireless communication module;

Wireless communication module is connected with antenna is two-way.

9, long-distance wireless meter-reading system according to claim 1, it is characterized in that the data relay manager in the described community table tool data relay management devices comprises: system management module, network service/monitoring module, wireless network parameter administration module, radio communication function module, data analysis module, a building concentrator abnormal test module, data transmission blocks and radio receiving transmitting module;

Described other functional modules of concentrated controling management that are used for;

Described network service/monitoring module is set up two-way connection by VPN and receiving terminal server;

Described wireless network parameter administration module receives standard time and other information of automatic network service/monitoring module, offers the radio communication function module;

Described radio communication function module data line and radio receiving transmitting module communication exchange data, the wireless data transmission between an implementation and the building concentrator;

Described data analysis module is used to analyze packet structure, and extracts corresponding data and deposit backup database in;

A described building concentrator abnormal test module is used for regularly detecting the data in the database, and the working condition of building concentrator is reached data transmission blocks;

Described data transmission blocks is used for packet is reached network service/monitoring module, and reaches the receiving terminal server by cable network;

Described radio receiving transmitting module is used for the transmitting/receiving wireless signal.

10, long-distance wireless meter-reading system according to claim 1, it is characterized in that the receiving terminal server in the described community table tool data relay management devices comprises: network service module, data reception module, unit exception alarm module and command issue module;

Described network service module is used for setting up two-way connection by cable network and data relay manager;

Described data reception module is used to receive the information that the data relay manager transmits, and then stores into data file as belonging to normal data, then sends into the unit exception alarm module as belonging to device exception information;

Described unit exception alarm module is used for the treatment facility abnormal information;

Described command issue module is used for specific order is become message according to protocol encapsulation, imports network service module into, sends to corresponding data relay manager.

11, long-distance wireless meter-reading system according to claim 1, it is characterized in that, system in the described community table tool data relay management devices is provided with client and is made of a computing machine, is used for by WEB browser inquiring user data and the setting of carrying out systematic parameter.

12, long-distance wireless meter-reading system according to claim 1 is characterized in that, described hand-held set comprises: shell, the keyboard that is located at housing face-plate and display screen, be located at control circuit in the shell and the working power that each circuit working is provided; Described control circuit comprises the keyboard circuit that is electrically connected with keyboard, drive Liquid Crystal Module that display screen shows and: a central controlled processing unit, a Transmit Receive Unit, an antenna, a serial ports module, a real time clock circuit, a reset circuit; The input end of described central controlled processing unit is connected with the output terminal of real time clock circuit and reset circuit respectively, described central controlled processing unit also is connected with Transmit Receive Unit, serial port module and keyboard circuit are two-way respectively, and this central authorities' controlled processing unit is connected with Liquid Crystal Module; Described Transmit Receive Unit is by the antenna receiving-sending wireless signal; Each terminal of described serial port module and long-distance wireless meter-reading system is set up communication.

13, long-distance wireless meter-reading system according to claim 12, it is characterized in that described central controlled processing unit comprises module, community's table tool data relay management devices processing module, table tool processing module, floor concentrator processing module, a building concentrator processing module, serial communication modular, wireless communication module when system management module, keyboard input processing module, parameter are provided with module, parameter detection module, signal testing module, system school;

Described system management module is used for the overall flow of coordinated control system and the scheduling of a functional unit;

Described keyboard input processing module is used to respond the keyboard input, and call parameters is selected, the relative program of parameter input;

Described parameter is provided with module and is used to finish setting to each terminal parameter, comprise frequency, the water yield, hardware identifier (ID) tabulate, check meter at interval, on call time;

Described parameter detection module is used to read the parameter configuration, status information of each terminal etc., and the data analysis to collecting, and judges the duty of terminal module;

Described signal testing module is used for the processing of testing and perform an analysis of the signal intensity of each terminal;

Module is finished the function of obtaining system time from community's table tool data relay management devices jointly with community's table tool data relay management devices processing module during described system school; Total system is a benchmark with the time of community's table tool data relay management devices;

Described table tool processing module, floor concentrator processing module, a building concentrator processing module are used for according to different terminals, receive parameter and signal, carry out communication with other terminal;

Described wireless communication module is responsible for the transmitting-receiving of wireless data; To be provided with, test data packing sends and receive response data;

Described serial communication modular is used for and each terminal communication, sends to receive serial data.

14, a kind of hand-held set that is used for long-distance wireless meter-reading system according to claim 13 is characterized in that, described serial communication modular is the RS232/TTL serial ports; Wireless table tool is carried out the parameter setting and read, show by the TTL serial ports, floor concentrator, a building concentrator and relaying are carried out the parameter setting and read, show by RS232 serial ports or wireless mode.

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