CN106816001A - A kind of centralized automatic meter-reading terminal passageway detection means - Google Patents
A kind of centralized automatic meter-reading terminal passageway detection means Download PDFInfo
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- CN106816001A CN106816001A CN201510872412.9A CN201510872412A CN106816001A CN 106816001 A CN106816001 A CN 106816001A CN 201510872412 A CN201510872412 A CN 201510872412A CN 106816001 A CN106816001 A CN 106816001A
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
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Abstract
A kind of centralized automatic meter-reading terminal passageway detection means, before terminal is dispatched from the factory, integrated detection is carried out using the device to passages such as the GPRS passages of centralized automatic meter-reading terminal, ethernet channel, carrier channel, 485 passages, serial ports passage and quantity of states.The system composition of centralized automatic meter-reading terminal passageway detection means, hardware are realized and software is realized etc. is stressed.By testing proof repeatedly, the device is fast to centralized automatic meter-reading terminal passageway detection speed, and accuracy is high, it is ensured that the hardware corridor correctness that centralized automatic meter-reading terminal is dispatched from the factory.
Description
Technical field
The present invention relates to a kind of detection means, more particularly to a kind of centralized automatic meter-reading terminal passageway detection means.
Background technology
Centralized meter-reading system it be by Power-line Carrier Technology in Low and the data acquisition unit for being connected to electric supply meter（Acquisition module）Or acquisition terminal, the automatic data logging work of extensive region is realized by the use of existing power line as Channel server；Simultaneity factor has stronger compatibility and expandability.Centralized meter-reading system is mainly made up of 2 parts.One is main station system part（For example concentrator）, two is terminal device part（For example collector or wireless terminal）.The information of multiple electrical energy meter electricity energy is concentrated copy reading by terminal device part, then by transmission medium（GPRS, PSTN, 485 special line, carrier wave, small range wirelessly wait channel）Long Distant Transmit to main website, main website concentration is copied and accepted after data input to main website database, then main website is connected with computer, facilitate computer to copy and accept data to main website at any time.Main station system part completes the expanded functions such as statistics to the electric energy data in Ge Tai areas, the examination of electricity consumption situation, the analysis of line loss and pre-payment management according to the data copied and accepted.
Start the construction of power user power consumption information acquisition system comprehensively with State Grid Corporation of China, it is proposed that the target of power consumer " all standing, full collection ", increase the demand of centralized automatic meter-reading terminal rapidly.To ensure that the product quality of centralized automatic meter-reading terminal, terminal will be detected before dispatching from the factory to each hardware corridor, dispatched from the factory after detection is qualified, reduce the fault rate of terminal filed operation.At present, do not have unified debugging apparatus in acquisition terminal production process carries out integrated detection, it is necessary to individually be detected to each hardware corridor to each hardware corridor, has detected that more changing device after a hardware corridor can just carry out the detection of other passages, whole machine testing efficiency is low, and resource occupation is more.
The content of the invention
Unified fault detect is realized the invention aims to each hardware corridor to automatic meter reading system, a kind of centralized automatic meter-reading terminal passageway detection means is devised.
The technical solution adopted for the present invention to solve the technical problems is：Centralized automatic meter-reading terminal passageway detection means is placed the part such as standard base and hardware detection unit and is constituted by charging floor, terminal.Meter reading terminal to be detected is arranged on detection means terminal base when using, spanner of leaving behind fixes meter reading terminal, plugs serial ports shorting stub and ethernet line.Opening detecting device power switch, after after meter reading terminal startup, successively by " upper and lower, left and right, the cancellation, confirmation " button on meter reading terminal, makes meter reading terminal enter passage self-check program.Remote signalling testing button on Pen-down detection device, observes each hardware corridor testing result of liquid crystal display, judges that each hardware corridor of meter reading terminal is detected whether qualified.
Described charging floor is constituted including handle, LED charactrons, power switch etc., and power switch is that detection means and its nextport hardware component NextPort provide power supply.
Described terminal is placed standard base and uses contact terminal, it is to avoid wiring, can fast and safely place meter reading terminal to be detected.
Described hardware detection unit is made up of serial ports detection unit, Ethernet detection unit, carrier module detection unit, GPRS module detection unit, remote signalling detection unit, 485 Air conduct measurement units etc..
Described serial ports detection unit hardware principle is the reception RXD of the serial ports detection lines of RS 232 that will connect meter reading terminal and sends TXD short circuits, and the serial ports internal loopbacks of terminal RS 232, if hair/receipts data are consistent, judge that passage is qualified.
Described Ethernet detection unit hardware principle uses the embedded ethernet serial ports modular converter of Zhou Ligong companies.
Described carrier channel detection unit is made up of meter reading terminal carrier wave routing module and single-phase carrier wave meter, and meter reading terminal carrier wave routing module and single-phase meter carrier module need to be same carrier wave producer.
Described meter reading terminal need to install the GPRS module with SIM cards, and after the operation of meter reading terminal passage self-check program, sending AT orders by GPRS ports carries out network registry, signal intensity reading and GPRS network attachment.Meter reading terminal self-check program judges that terminal GPRS Air conduct measurements are qualified after detecting the success of GPRS network attachments.
Described remote signalling detection unit hardware principle is realized by the remote signalling detection button of detection means, and meter reading terminal acquiescence remote signalling is in open-circuit condition.
Described meter reading terminal has the passages of 2 road RS 485, is connected by 485 auxiliary terminals of detection means and connects 2 single-phase 485 tables respectively.
The beneficial effects of the invention are as follows：Describe the hardware principle and meter reading terminal software self-inspection flow of meter reading terminal channel-detecting device in detail herein.Air conduct measurement before being dispatched from the factory to meter reading terminal using the device, it is ensured that each hardware corridor of meter reading terminal normally runs at the scene, reduces the on-site maintenance expense of meter reading terminal.The channel-detecting device can integrated detection meter reading terminal each hardware corridor, testing result is accurate, meter reading terminal liquid crystal real-time prompting testing result after the completion of detection.Contrasted by 2 000 meter reading terminal debugging efficiencies in factory, 10 min/ platforms are needed using former distributing hardware corridor adjustment method, 1 min/ platforms are needed using the channel-detecting device for designing herein.Improve scheduling and planning efficiency, save resources, for the high-volume supply of material of meter reading terminal provides guarantee.
Specific embodiment
Centralized automatic meter-reading terminal passageway detection means is placed the part such as standard base and hardware detection unit and is constituted by charging floor, terminal.Meter reading terminal to be detected is arranged on detection means terminal base when using, spanner of leaving behind fixes meter reading terminal, plugs serial ports shorting stub and ethernet line.Opening detecting device power switch, after after meter reading terminal startup, successively by " upper and lower, left and right, the cancellation, confirmation " button on meter reading terminal, makes meter reading terminal enter passage self-check program.Remote signalling testing button on Pen-down detection device, observes each hardware corridor testing result of liquid crystal display, judges that each hardware corridor of meter reading terminal is detected whether qualified.
Wherein charging floor is constituted including handle, LED charactrons, power switch etc..Handle apparatus faster fix meter reading terminal, LED charactron real-time monitoring device magnitudes of voltage than screw.Power switch is that detection means and its nextport hardware component NextPort provide power supply.Terminal is placed standard base and uses contact terminal, it is to avoid wiring, can fast and safely place meter reading terminal to be detected.Hardware detection unit is made up of serial ports detection unit, Ethernet detection unit, carrier module detection unit, GPRS module detection unit, remote signalling detection unit, 485 Air conduct measurement units etc..
Serial ports detection unit hardware principle is the reception RXD of the serial ports detection lines of RS 232 that will connect meter reading terminal and sends TXD short circuits, and the serial ports internal loopbacks of terminal RS 232, if hair/receipts data are consistent, judge that passage is qualified.After the operation of meter reading terminal passage self-check program, test data { 0x01,0x02,0x03,0x04 } is sent by the ports of RS 232；The timing detection of the ports of meter reading terminal RS 232 receives data, if data are received, and it is consistent with the message for issuing, that is, think that 232 mouthfuls of Air conduct measurements of RS of meter reading terminal are qualified.
Ethernet detection unit hardware principle uses the embedded ethernet serial ports modular converter of Zhou Ligong companies.The reception RXD and transmission TXD at the serial ports end of short circuit Ethernet serial ports modular converter, terminal ethernet port internal loopback.The Ethernet interface of the GPRS module of Ethernet elder generation one end connection meter reading terminal, the other end are connected into the Ethernet interface of Ethernet serial ports modular converter.After the operation of meter reading terminal passage self-check program, test data { 0x05,0x06,0x07,0x08 } is sent by ethernet port；Meter reading terminal Ethernet interface timing detection receive data, if receive data and and transmission test data it is consistent if meter reading terminal Ethernet interface Air conduct measurement it is qualified.
Carrier channel detection unit is made up of meter reading terminal carrier wave routing module and single-phase carrier wave meter, and meter reading terminal carrier wave routing module and single-phase meter carrier module need to be same carrier wave producer.After the operation of meter reading terminal passage self-check program, initialization carrier module message is sent by carrier wave port, host node address message, setting carrier wave meter archives message, copy reading carrier wave meter forward direction active energy indicating value message are set.Meter reading terminal meets the stipulations of Q/GDW1376.2 2013 by the message that carrier module sends.If the positive active energy indicating value message that meter reading terminal carrier wave port receives single-phase carrier wave meter reply judges that the detection of terminal carrier port channel is qualified.
Remote signalling detection unit hardware principle is realized by the remote signalling detection button of detection means, and meter reading terminal acquiescence remote signalling is in open-circuit condition.After the operation of meter reading terminal passage self-check program, under normal circumstances, when not carrying out any operation, terminal detects 5 tunnel remote signalling and is in open-circuit condition, press remote signalling detection button, the tunnel remote signalling state of meter reading terminal 5 is in closure state, judges that remote signalling Air conduct measurement is qualified when meter reading terminal self-check program is detected when remote signalling state is in closure state.
Meter reading terminal has 2 road RS485 passages, is connected by 485 auxiliary terminals of detection means and connects 2 single-phase 485 tables respectively.After the operation of meter reading terminal passage self-check program, respectively broadcasting command ammeter mailing address is issued to RS485a and RS485b ports, 2 road RS485 ports of meter reading terminal timing detection receive data, if the ammeter mailing address message that 2 road RS485 ports receive unidirectional table return judges that the road RS485 Port detectings of meter reading terminal 2 are qualified.
After meter reading terminal electrifying startup, " upper and lower, left and right, the cancellation, confirmation " button on meter reading terminal is pressed successively, meter reading terminal is entered passage self-test procedure.It is qualified that meter reading terminal passage self-check program judges whether each hardware corridor detects successively, if unqualified execution respective channel self-test operations.After the survey of each hardware corridor full inspection is qualified, terminal liquid crystal tip " qualified " printed words.The serial ports of RS 232 and ethernet channel Cleaning Principle are spontaneous from receiving, meter reading terminal self-check program sends test data to the serial ports of RS 232 or ethernet port, and the RS 232 or ethernet port of meter reading terminal are judged as that detection is qualified when receiving transmitted test data.The positive active energy indicating value of the single-phase carrier wave meter of meter reading terminal self-check program success copy reading detection means is to judge carrier channel for qualified.Meter reading terminal self-check program to the ports of RS 485 send broadcast read electric energy meter address command, if the ports of RS 485 receive detection means 485 tables return electric energy meter device address be judged as it is qualified.Meter reading terminal self-check program sends AT orders and carries out netinit operation after starting to GPRS ports, judges that GPRS passages are qualified after GPRS network on terminal successful registration.After single channel unit has been checked, liquid crystal display Air conduct measurement result, liquid crystal display is each detection unit correspondence a line, according to testing process from top to bottom.When terminal detects that 60 s liquid crystal do not point out " qualified ", unqualified passage can be checked by liquid crystal, and filter out terminal and be investigated, all detection is qualified.
Claims (10)
1. a kind of centralized automatic meter-reading terminal passageway detection means, places the part such as standard base and hardware detection unit and constitutes by charging floor, terminal；Meter reading terminal to be detected is arranged on detection means terminal base when using, spanner of leaving behind fixes meter reading terminal, plugs serial ports shorting stub and ethernet line；Opening detecting device power switch, after after meter reading terminal startup, successively by " upper and lower, left and right, the cancellation, confirmation " button on meter reading terminal, makes meter reading terminal enter passage self-check program；Remote signalling testing button on Pen-down detection device, observes each hardware corridor testing result of liquid crystal display, judges that each hardware corridor of meter reading terminal is detected whether qualified.
2. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that described charging floor is constituted including handle, LED charactrons, power switch etc., power switch is that detection means and its nextport hardware component NextPort provide power supply.
3. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that described terminal places standard base uses contact terminal, it is to avoid wiring, can fast and safely place meter reading terminal to be detected.
4. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that described hardware detection unit is made up of serial ports detection unit, Ethernet detection unit, carrier module detection unit, GPRS module detection unit, remote signalling detection unit, 485 Air conduct measurement units etc..
5. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that described serial ports detection unit hardware principle is the reception RXD of the serial ports detection lines of RS 232 that will connect meter reading terminal and sends TXD short circuits, the serial ports internal loopbacks of terminal RS 232, if hair/receive data unanimously, judges that passage is qualified.
6. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that embedded ethernet serial ports modular converter of the described Ethernet detection unit hardware principle using Zhou Ligong companies.
7. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that described carrier channel detection unit is made up of meter reading terminal carrier wave routing module and single-phase carrier wave meter, meter reading terminal carrier wave routing module and single-phase meter carrier module need to be same carrier wave producer.
8. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that described meter reading terminal need to install band SIM
The GPRS module of card, after the operation of meter reading terminal passage self-check program, sending AT orders by GPRS ports carries out network registry, signal intensity reading and GPRS network attachment；Meter reading terminal self-check program judges that terminal GPRS Air conduct measurements are qualified after detecting the success of GPRS network attachments.
9. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that described remote signalling detection unit hardware principle is realized by the remote signalling detection button of detection means, meter reading terminal acquiescence remote signalling is in open-circuit condition.
10. a kind of centralized automatic meter-reading terminal passageway detection means according to claim 1, it is characterized in that described meter reading terminal has the passages of 2 road RS 485, is connected by 485 auxiliary terminals of detection means and connects 2 single-phase 485 tables respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510872412.9A CN106816001A (en) | 2015-12-02 | 2015-12-02 | A kind of centralized automatic meter-reading terminal passageway detection means |
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| CN201510872412.9A CN106816001A (en) | 2015-12-02 | 2015-12-02 | A kind of centralized automatic meter-reading terminal passageway detection means |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290586A (en) * | 2017-06-09 | 2017-10-24 | 河南工业贸易职业学院 | Acquiring electric energy information debugger |
| CN114859283A (en) * | 2022-05-09 | 2022-08-05 | 国网山东省电力公司营销服务中心(计量中心) | System and method for testing full performance of measuring unit |
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2015
- 2015-12-02 CN CN201510872412.9A patent/CN106816001A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290586A (en) * | 2017-06-09 | 2017-10-24 | 河南工业贸易职业学院 | Acquiring electric energy information debugger |
| CN114859283A (en) * | 2022-05-09 | 2022-08-05 | 国网山东省电力公司营销服务中心(计量中心) | System and method for testing full performance of measuring unit |
| CN114859283B (en) * | 2022-05-09 | 2023-04-28 | 国网山东省电力公司营销服务中心(计量中心) | System and method for testing full performance of measuring unit |
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Application publication date: 20170609 |