CN206684937U - A kind of centralized meter reading terminal failure detector - Google Patents
A kind of centralized meter reading terminal failure detector Download PDFInfo
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- CN206684937U CN206684937U CN201720487395.1U CN201720487395U CN206684937U CN 206684937 U CN206684937 U CN 206684937U CN 201720487395 U CN201720487395 U CN 201720487395U CN 206684937 U CN206684937 U CN 206684937U
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- meter reading
- reading terminal
- failure detector
- centralized meter
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Abstract
The utility model provides a kind of centralized meter reading terminal failure detector.The centralized meter reading terminal failure detector includes：Detecting box and the detection unit inside the detecting box；The detection unit includes CPU main control modules and the embedded engineering machine being connected respectively with the CPU main control modules, GPRS detection modules, carrier wave detection unit and simulation table.The beneficial effects of the utility model are：The centralized meter reading terminal failure detector can realize the detection to live all kinds terminal, easy to use, and detection is rapid reliable, has good application prospect.
Description
Technical field
A kind of detection means is the utility model is related to, more particularly to a kind of centralized meter reading terminal failure detector.
Background technology
With the propulsion day by day and development comprehensively of power information acquisition system construction, collection in worksite terminal type and quantity are not
Disconnected increase, construct and operation maintenance in substantial amounts of different phenomenons occur the problem of and failure need fast and accurately to position and
Solve, and the know-how of field maintenance person and professional skill can not adapt to the current needs safeguarded with extraction system.
When field maintenance person solves field failure, mainly using collector and concentrator terminal is changed, therefore
Each electric company warehouse houses the substantial amounts of centralized meter reading terminal equipment changed, and each electric company of cities and counties is not effective at present
Equipment and means come judge these be replaced the terminal device to get off whether really it is faulty, terminal producer can only be beamed back and entered
Row Measuring error, and in these retract the terminal of factory repair, there is that many equipment are not faulty in fact, substantial amounts of mistake be present
Commutation as.
Utility model content
The purpose of this utility model is to provide one kind and can fast and accurately detect to judge whether centralized meter reading terminal normally may be used
Centralized meter reading terminal failure detector.
The technical solution of the utility model is as follows：A kind of centralized meter reading terminal failure detector includes：Detecting box and located at institute
State the detection unit inside detecting box；The detection unit includes CPU main control modules and connected respectively with the CPU main control modules
Embedded engineering machine, GPRS detection modules, carrier wave detection unit and the simulation table connect.
Preferably, the carrier detection module includes the bandwidth carrier passage electrically connected respectively with the CPU main control modules
Plate interface circuit and narrowband carrier channel plate interface circuit；In the bandwidth carrier channel plate interface circuit and the narrowband carrier
Signal transmitting and receiving line is drawn high by pull-up resistor in channel plate interface circuit, prevents that signal wire level is unstable；And transmitting-receiving line series connection
Two resistance bridge safety electric capacity to match the voltage of varying level system between 220VAC coupling interfaces A and N.
Preferably, the outside of the detecting box provides multiple detection stations, and the multiple detection station forms I type collection respectively
Middle device detection zone, II types concentrator/I type collector detection zones and II type collector detection zones.
Preferably, each detection station in the I types concentrator detection zone is built-in with for detecting the micro- work(of I type concentrators
The whether normal micropower detection module of rate communication port, the micropower detection module and the simulation table communication connection.
Preferably, each detection station in the I types concentrator detection zone is provided with voltage x current programmable power supply, the electricity
Current voltage programmable power supply provides the insulating power supply of safety for each detection station, and detects I type collection by voltage source and current source
Whether function is adopted in middle device friendship normal.
Preferably, the I types concentrator detection zone and the II types collector detection zone be correspondingly provided with respectively carrier-in-interference/
Attenuation module, the carrier-in-interference/attenuation module are communicated to connect in the detecting box, and with the CPU main control modules, used
It is strong and weak in the carrier channel ability of detection II types collector or I type concentrators.
Preferably, the detecting box is additionally provided with control main website connecting interface, and control main website connecting interface is Ethernet
Interface, so as to be connected by Ethernet with control master station communication.
Preferably, in addition to wireless bar code scanner, the wireless bar code scanner are electrically connected with the CPU main control modules
Connect, and for directly carrying out terminal, the scanning of the bar code information of meter, and the bar code information that scanning is obtained is sent to the CPU
Main control module.
Preferably, in addition to working power, the working power electrically connect with the CPU main control modules, and are exchange three
Mutually power, rated voltage is：220/380V.
The beneficial effects of the utility model are：The centralized meter reading terminal failure detector can be realized various types of to scene
The detection of type terminal, easy to use, detection is rapid reliable, has good application prospect.
Brief description of the drawings
Fig. 1 is the structured flowchart for the centralized meter reading terminal failure detector that the utility model embodiment provides；
Fig. 2 is the circuit block diagram of centralized meter reading terminal failure detector shown in Fig. 1；
Fig. 3 is the circuit structure diagram of the middle GPRS detection modules of centralized meter reading terminal failure detector shown in Fig. 2；
Fig. 4 is the circuit structure of the middle width strip carrier channel plate interface circuit of centralized meter reading terminal failure detector shown in Fig. 2
Figure；
Fig. 5 is the circuit structure of the middle narrowband carrier channel plate interface circuit of centralized meter reading terminal failure detector shown in Fig. 2
Figure.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
The description of specific distinct unless the context otherwise, element and component in the utility model, quantity both can be with single
Form exist, form that can also be multiple is present, and the utility model is defined not to this.It is appreciated that institute herein
The term "and/or" used is related to and covers one of associated Listed Items or one or more of any and be possible to
Combination.
Fig. 1-5 are referred to, the centralized meter reading terminal failure detector 100 includes detecting box 10, located at the detecting box 10
Internal detection unit 20, wireless bar code scanner 30 and working power 40.
The outside of the detecting box 10 provides multiple detection stations (not indicating), and the multiple detection station forms I respectively
Type concentrator detection zone, II types concentrator/I type collector detection zones and II type collector detection zones.For example, the detecting box 10
A total of 29 detection stations in outside, be divided into two sides, including 2 detection stations of I type concentrators detection zone, II types concentrator/I
3 detection stations of type collector detection zone, II type collectors 24 detection stations of detection zone.
Wherein, I types concentrator detection zone is copied for detecting the GPRS failures, 485 meter reading mouth failures, carrier wave of I type concentrators
Table failure, friendship adopt failure, terminal clock failure, power down storage failure；II type concentrators detection zone is used to detect II type concentrators
GPRS failures, 485 meter reading mouth failures, terminal clock failure, power down storage failure；
I type collectors detection zone is used for 485 meter reading mouth failures, carrier meter reading failure, the terminal clock for detecting I type collectors
Failure, power down storage failure；II type collectors detection zone is used for carrier meter reading failure, the 485 meter reading mouths for detecting II type collectors
Failure.
Moreover, the detecting box 10 is additionally provided with control main website connecting interface 101, control main website connecting interface 101 is
Ethernet interface, so as to be connected by Ethernet with control master station communication.That is, described control main website can pass through the network switch
The connection more centralized meter reading terminal failure detectors of control.The control main website and the centralized meter reading terminal failure detector mistake
Ethernet interacts information, forms complete centralized meter reading terminal fault detection system.
The detection unit 20 includes CPU main control modules 21 and the embedded work being connected respectively with the CPU main control modules 21
Journey machine 22, GPRS detection modules 23, carrier wave detection unit 24 and simulation table 25.
Wherein, the CPU main control modules 21 are connected by Ethernet interface with the embedded engineering machine 22, by detection process
In all kinds of detection informations and assets information send the embedded engineering machine 21 to.It is selectable, the CPU main control modules 21
Can be MCU units.
The embedded engineering machine 22 is embedded engineering machine, for perform detection system software, so that the collection is copied
Terminal fault detection means without configuring computer equipment in addition；The display screen of the embedded engineering machine 22 uses touch operation,
Control simple and convenient.
The GPRS detection modules 23 use the special sim cards of provincial company, simulate with adopting main website GPRS channel functions, Ke Yijian
Survey I types concentrator or II type concentrator terminal GPRS functions whether there is failure.Moreover, the GPRS detection modules 23 can be with
Local GPRS network signal intensity is obtained, and the concentrator terminal GPRS signal intensities to be detected with acquisition compare, so as to examine
Survey the power of concentrator terminal GPRS uplink communication abilities.
Specifically, the upper electricity of the GPRS detection modules 23, power-off, by system master ARM chip controls power supply chips U12
Enabled pin (EN) realize, when the pin that resistance R90 has network label " G_PCTRL " puts high, power supply chip normal work, this
Module obtains electric, and when setting low, power supply chip is stopped, and this module dead electricity, reaches in this way to the GPRS detection modules 23
It is upper electricity, power-off control；Power supply chip output voltage build-out resistor R100, R101 is according to formula (1+R100/R101) * 1.2V ≈
4V is selected；Device N11 is SIM card neck, and this SIM card neck is clamshell neck, and SIM card is convenient to mount and dismount.Device U10 is
GPRS communication module chips, it is the medium that master control ARM chips carry out data exchange with SIM card；ARM main control chips control U10's
47 pin can carry out reset operation to U10.
Specifically, when performing the detection of GPRS detection modules 23, the CPU main control modules 21 control GPRS detection modules
The enable pin of 23 power supply chip, makes electricity in this module, and master control sends a series of AT orders and causes this module to realize main website
GPRS channel functions, if terminal to be detected is normal, it can will login message and send so far module, detection records result simultaneously after terminating
It is sent to the CPU main control modules 21, the CPU main control modules 21 receive the enable pin that power supply chip is set low after result,
Make this module dead electricity, ensure that this module is not run when without detection, reduces equipment power dissipation.
The bandwidth carrier channel plate that the carrier wave detection unit 24 includes electrically connecting with the CPU main control modules 21 respectively connects
Mouth circuit 241 and narrowband carrier channel plate interface circuit 242；In the bandwidth carrier channel plate interface circuit 241 and described narrow
Signal transmitting and receiving line is drawn high by pull-up resistor in band carrier channel plate interface circuit 242, prevents that signal wire level is unstable；And receive
Hair line connects two resistance to match the voltage of varying level system, and safety electric capacity is bridged between 220VAC coupling interfaces A and N.
Specifically, in the bandwidth carrier channel plate interface circuit 241, pull-up resistor R130, R132 are by signal transmitting and receiving line
Draw high, prevent that signal wire level is unstable；Receive and dispatch line on series resistance R5, R134 to match the voltage of varying level system,
Safety electric capacity C6 is bridged between 220VAC coupling interfaces A, N, to play a part of protection circuit；
In the narrowband carrier channel plate interface circuit 242, pull-up resistor R1, R4 draw high signal transmitting and receiving line, prevent letter
Number line level is unstable；Receive and dispatch connected on line magnetic bead L1, L2 and suppress high-frequency noise and spike interference, play the work of clean signal line
With.Safety electric capacity C6 is bridged between 220VAC coupling interfaces A, N, to play a part of protection circuit.
When performing the carrier wave Function detection of the carrier wave detection unit 24, the CPU main control modules 21 control the broadband
The narrowband carrier channel plate interface circuit 242 of carrier channel plate interface circuit 241 or described is started working, and is reported by power line
The transmission of text, if terminal carrier wave function to be detected is normal, the arrowband of bandwidth carrier channel plate interface circuit 241 or described carries
Ripple channel plate interface circuit 242 receives corresponding message and sends message into simulation table by the CPU main control modules 21,
Realize a normal meter reading samsara；Detection records testing result after terminating and is sent to the CPU main control modules 21.
The quantity of the simulation table 25 has multiple, and supports state's net 97 and 07 stipulations, is used as true meter is simulated, tool
There is detection meter-reading function.
Between the detecting box 10 and the detection unit 20, each detection work in the I types concentrator detection zone
Position is built-in with for detecting the whether normal micropower detection module 11 of I type concentrator micropower communication ports, the micropower
Detection module 11 communicates to connect with the simulation table 25；
Each detection station in the I types concentrator detection zone is provided with voltage x current programmable power supply 12, the voltage electricity
Stream programmable power supply 12 provides the insulating power supply of safety for each detection station, and detects I types by voltage source and current source and concentrate
Whether function is adopted in device friendship normal；
The I types concentrator detection zone and the II types collector detection zone are correspondingly provided with carrier-in-interference/decay mode respectively
Block 13, the carrier-in-interference/attenuation module 13 communicate to connect in the detecting box 10 with the CPU main control modules 21,
Carrier channel ability for detecting II types collector or I type concentrators is strong and weak.
In addition, the detection unit 20 is also supported to detect the Port detecting of meter reading 485, the terminal clock port of each centralized meter reading terminal
Detection etc..
The wireless bar code scanner 30 is connected with the radio communication of CPU main control modules 21, and for directly carrying out eventually
End, the bar code information scanning of meter, and the bar code information that scanning is obtained is sent to the CPU main control modules 21.It should be appreciated that
The CPU main control modules 21 are additionally provided with the wireless communication module (not shown) with the wireless connection of wireless bar code scanner 30.
The wireless communication module connects the CPU main control modules 21 and the wireless bar code scanner 30, and realizes therebetween
Communication connection.
The working power 40 electrically connects with the CPU main control modules 21, and is powered for AC three-phase, and rated voltage is：
220/380V, so as to the power supply for the CPU main control modules 21 and each component.
When being detected using the centralized meter reading terminal failure detector, detection process is as follows：
Cabinet power switch is opened, checks cabinet, confirms cupboard normal operation；
Devices to test is articulated in corresponding detection station；
The embedded engineering machine operation detection program of operation；
Detecting box carries out terminal detection in the case where detecting program；
Embedded engineering machine shows testing result；
Remove and be detected terminal, according to testing result sorting placement.
Compared to prior art, centralized meter reading terminal failure detector provided by the utility model can be realized various to scene
The detection of type terminals, easy to use, detection is rapid reliable, has good application prospect.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (9)
- A kind of 1. centralized meter reading terminal failure detector, it is characterised in that including：Detecting box and the inspection inside the detecting box Survey unit；The detection unit includes CPU main control modules and the embedded engineering machine, the GPRS that are connected respectively with the CPU main control modules Detection module, carrier wave detection unit and simulation table.
- 2. centralized meter reading terminal failure detector according to claim 1, it is characterised in that the carrier detection module includes The bandwidth carrier channel plate interface circuit and narrowband carrier channel plate interface circuit electrically connected respectively with the CPU main control modules； By pull-up resistor by signal in the bandwidth carrier channel plate interface circuit and the narrowband carrier channel plate interface circuit Transmitting-receiving line is drawn high, and prevents that signal wire level is unstable；And transmitting-receiving line connects two resistance to match the voltage of varying level system, Safety electric capacity is bridged between 220VAC coupling interfaces A and N.
- 3. centralized meter reading terminal failure detector according to claim 1, it is characterised in that the outside of the detecting box provides Multiple detection stations, the multiple detection station form I type concentrators detection zone, II types concentrator/I types collector detection respectively Area and II type collector detection zones.
- 4. centralized meter reading terminal failure detector according to claim 3, it is characterised in that the I types concentrator detection zone Interior each detection station is built-in with for detecting the whether normal micropower detection mould of I type concentrator micropower communication ports Block, the micropower detection module and the simulation table communication connection.
- 5. centralized meter reading terminal failure detector according to claim 3, it is characterised in that the I types concentrator detection zone Interior each detection station is provided with voltage x current programmable power supply, and the voltage x current programmable power supply provides peace for each detection station Full insulating power supply, and I types concentrator is detected by voltage source and current source and hands over whether adopt function normal.
- 6. centralized meter reading terminal failure detector according to claim 3, it is characterised in that the I types concentrator detection zone Carrier-in-interference/attenuation module is correspondingly provided with respectively with the II types collector detection zone, and the carrier-in-interference/attenuation module is located at In the detecting box, and communicated to connect with the CPU main control modules, for detecting the carrier wave of II types collector or I type concentrators Channel capacity is strong and weak.
- 7. centralized meter reading terminal failure detector according to claim 1, it is characterised in that the detecting box is additionally provided with control Main website connecting interface, control main website connecting interface is Ethernet interface, so as to be connected by Ethernet and control master station communication Connect.
- 8. centralized meter reading terminal failure detector according to claim 1, it is characterised in that also scanned including wireless bar code Rifle, the wireless bar code scanner electrically connect with the CPU main control modules, and for directly carrying out terminal, the bar code of meter letter Breath scanning, and the bar code information that scanning is obtained is sent to the CPU main control modules.
- 9. centralized meter reading terminal failure detector according to claim 1, it is characterised in that described also including working power Working power electrically connects with the CPU main control modules, and is powered for AC three-phase, and rated voltage is：220/380V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720487395.1U CN206684937U (en) | 2017-05-04 | 2017-05-04 | A kind of centralized meter reading terminal failure detector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720487395.1U CN206684937U (en) | 2017-05-04 | 2017-05-04 | A kind of centralized meter reading terminal failure detector |
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| CN206684937U true CN206684937U (en) | 2017-11-28 |
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| CN201720487395.1U Active CN206684937U (en) | 2017-05-04 | 2017-05-04 | A kind of centralized meter reading terminal failure detector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430085A (en) * | 2019-08-27 | 2019-11-08 | 青岛东软载波科技股份有限公司 | A kind of collection copies communication failure intelligent detection device |
-
2017
- 2017-05-04 CN CN201720487395.1U patent/CN206684937U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430085A (en) * | 2019-08-27 | 2019-11-08 | 青岛东软载波科技股份有限公司 | A kind of collection copies communication failure intelligent detection device |
| CN110430085B (en) * | 2019-08-27 | 2024-05-17 | 青岛东软载波科技股份有限公司 | Intelligent detection device for centralized meter reading communication faults |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Terminal fault detection device is copied to collection Effective date of registration: 20180911 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Jiangsu branch Pledgor: JIANGSU YIBANG POWER TECHNOLOGY Co.,Ltd. Registration number: 2018320000172 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190924 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Jiangsu branch Pledgor: JIANGSU YIBANG POWER TECHNOLOGY Co.,Ltd. Registration number: 2018320000172 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Terminal fault detection device is copied to collection Effective date of registration: 20190924 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Jiangsu branch Pledgor: JIANGSU YIBANG POWER TECHNOLOGY Co.,Ltd. Registration number: Y2019980000198 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221215 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Jiangsu branch Pledgor: JIANGSU YIBANG POWER TECHNOLOGY Co.,Ltd. Registration number: Y2019980000198 |