CN205027889U - A collection system for proofreading and correct fault indicator current induction signal - Google Patents
A collection system for proofreading and correct fault indicator current induction signal Download PDFInfo
- Publication number
- CN205027889U CN205027889U CN201520809508.6U CN201520809508U CN205027889U CN 205027889 U CN205027889 U CN 205027889U CN 201520809508 U CN201520809508 U CN 201520809508U CN 205027889 U CN205027889 U CN 205027889U
- Authority
- CN
- China
- Prior art keywords
- conducting rod
- fault detector
- sensing signal
- current sensing
- conducting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model relates to a collection system for proofreading and correct fault indicator current induction signal, which comprises a bracket, locate the several conducting rods on the support, interchange constant current source and the main control system be connected with the conducting rod, the conducting rod both ends are fixed in on the support through an insulating axle sleeve, and two adjacent conducting rods pass through conductively connected parts and establish ties, the conducting rod top is equipped with a plurality of the terminal connecting wires that are used for conveying the fault indicator current induction signal, be equipped with the signal acquisition case on the support, every the terminal connecting wire all is connected with the signal acquisition case, exchange the constant current source, the signal acquisition case all is connected with the main control system. The utility model discloses can once only gather the correction to a plurality of fault indicator current induction signals, have the simple structure compactness, the simple operation, advantages such as work efficiency height avoid the fault indicator communication module mutual interference to lead to the fact the measuring error.
Description
Technical field
The utility model relates to fault detector detection technique field, more particularly refers to a kind of harvester for correcting fault detector current sensing signal.
Background technology
Fault detector is mounted on distribution line, the dispersed placement with lines branch, for real-time detection line running current and fault current, if distribution line there occurs short trouble or earth fault, the part broken down can be marked by fault detector.Maintenance personal can find fault zone fast according to the alerting signal of fault detector, and on-call maintenance recovers distribution line.The current sensing signal of fault detector is that the magnetic conductive loop that consists of special high permeability material and inductive coil gather, non-linear due to special high permeability material magnetic conduction curve, and each product magnetic conductive loop property of there are differences, in fault detector is produced, must the induced signal of each fault detector when different electric currents be revised one by one and be demarcated.
The test of existing fault detector, normally in proving installation, input different simulation load currents and alarm current by AC constant-current source, fault detector is by the electric current in testing circuit and produce induced signal, this induced signal is sent to signals collecting terminal by the wireless communication module of fault detector, signal is transmitted to Surveillance center by signals collecting terminal again, modified value is returned fault detector after being compared with standard value by the signal received by Surveillance center again, completes the correction of fault detector measured value.But this detection mode is unsuitable for disposablely detecting multiple fault detector, because multiple fault detector detects simultaneously, easily there is signal disturbing and channel occupancy in fault detector communication module, causes communication failure.It can thus be appreciated that it is too loaded down with trivial details to there is operation in existing detection mode, and detection efficiency is low, the problems such as accuracy of detection difference.
Summary of the invention
The problems such as the utility model provides a kind of harvester for correcting fault detector current sensing signal, loaded down with trivial details with the detection operation solving existing fault detector, man-hour is longer, detection efficiency is low, accuracy of detection difference.
The utility model adopts following technical scheme:
A kind of harvester for correcting fault detector current sensing signal, comprise support, be located at the several conducting rods on described support, the AC constant-current source be connected with described conducting rod and main control system, described conducting rod two ends are fixed on described support by an insulating sleeve, and adjacent two conducting rods are connected by conducting connecting part, some the terminal connecting lines for acquisition correction fault detector current sensing signal are provided with above described conducting rod, described support is provided with signals collecting case, described signals collecting case comprises signal gathering unit and gathers commutation circuit, described terminal connecting line is connected with described collection commutation circuit input end respectively, described signal gathering unit is connected with described collection commutation circuit output terminal, described AC constant-current source, signals collecting case is all connected with main control system.
Further, above-mentioned conducting rod two ends extend to outside described support, and conducting rod end is fixedly connected with adjacent conducting rod end by above-mentioned conducting connecting part.
Further, above-mentioned conducting connecting part is laths of metal and the clamp nut for described laths of metal being fixed on above-mentioned conducting rod end.
Further, the trough for receiving above-mentioned terminal connecting line is provided with above above-mentioned conducting rod.
Further, above-mentioned fault detector is provided with for being connected with above-mentioned terminal connecting line and providing the transducer wire of current sensing signal on sensing circuit.
From the above-mentioned description to the utility model structure, compared to the prior art, the utility model tool has the following advantages:
The utility model is by hanging on conducting rod by fault detector, and terminal connecting line is connected with fault detector sensing circuit.By AC constant-current source for conducting rod provides simulation load current and simulated failure electric current, analog ligand electric line is normally run and the phenomenon such as short circuit, signals collecting case gathers each fault detector current sensing signal one by one by gathering commutation circuit control signal collecting unit, and image data is fed back in main control system, staff can complete acquisition correction to fault detector current sensing signal fast by main control system.It can thus be appreciated that, the utility model disposablely can carry out acquisition correction to multiple fault detector current sensing signal, have simple and compact for structure, simple operation, work efficiency advantages of higher, and the utility model adopts wire transmission fault detector current sensing signal, avoids the mutual interference between fault detector communication module, and causes metrical error.
Accompanying drawing explanation
Fig. 1 is the utility model front view;
Fig. 2 is the enlarged diagram of A in Fig. 1;
Fig. 3 is the utility model right view;
Fig. 4 is the utility model signals collecting box structure block diagram.
Embodiment
The embodiment of the utility model embodiment is described with reference to the accompanying drawings.
Referring to figs. 1 through Fig. 3, a kind of harvester for correcting fault detector current sensing signal, comprises support 1, conducting rod 2, the AC constant-current source 3 be connected with conducting rod 2 and main control system 4.Support 1 is arranged with several conducting rod 2 from top to down in parallel, and conducting rod 2 two ends are fixed on support 1 by an insulating sleeve 5, and conducting rod 2 two ends extend to outside support 1.Two adjacent conducting rod 2 two ends ends are all had and are connected by a laths of metal 6, and laths of metal 6 is fixed on conducting rod 2 by a clamp nut 7.Being equipped with a trough 8 above every root conducting rod 2, be provided with some the terminal connecting lines 11 for being connected with fault detector 9 transducer wire 10 in trough 8, and transducer wire 10 being for providing the current sensing signal on fault detector 9 sensing circuit.Support 1 is also provided with signals collecting case 12, and AC constant-current source 3, signals collecting case 12 are all connected with main control system 4.
With reference to Fig. 4, signals collecting case 12 comprises signal gathering unit 121 and gathers commutation circuit 122,
Terminal connecting line 11 is connected with collection commutation circuit 122 input end respectively, and signal gathering unit 121 is connected with collection commutation circuit 122 output terminal.Collection commutation circuit 122 control signal collecting unit 121 gathers the current sensing signal on terminal connecting line 11 one by one.
Referring to figs. 1 through Fig. 4, the utility model is by hanging on conducting rod 2 by fault detector 9, and terminal connecting line 11 is connected with fault detector 9 sensing circuit.By AC constant-current source 3 for conducting rod 2 provides simulation load current and simulated failure electric current, analog ligand electric line is normally run and the phenomenon such as short circuit, signals collecting case 12 gathers each fault detector 9 current sensing signal one by one by gathering commutation circuit 122 control signal collecting unit 121, and image data is fed back in main control system 4, staff can complete detection to fault detector 9 current sensing signal fast by main control system 4, the underproof fault detector 9 of investigation current sensing signal, and by the underproof fault detector 9 of main control system 4 correcting current induced signal.
Above are only embodiment of the present utility model, but design concept of the present utility model is not limited thereto, all changes utilizing this design the utility model to be carried out to unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (5)
1. one kind for correcting the harvester of fault detector current sensing signal, comprise support, be located at the several conducting rods on described support, the AC constant-current source be connected with described conducting rod and main control system, it is characterized in that: described conducting rod two ends are fixed on described support by an insulating sleeve, and adjacent two conducting rods are connected by conducting connecting part, some the terminal connecting lines for acquisition correction fault detector current sensing signal are provided with above described conducting rod, described support is provided with signals collecting case, described signals collecting case comprises signal gathering unit and gathers commutation circuit, described terminal connecting line is connected with described collection commutation circuit input end respectively, described signal gathering unit is connected with described collection commutation circuit output terminal, described AC constant-current source, signals collecting case is all connected with main control system.
2. a kind of harvester for correcting fault detector current sensing signal according to claim 1, it is characterized in that: described conducting rod two ends extend to outside described support, and conducting rod end is fixedly connected with adjacent conducting rod end by described conducting connecting part.
3., according to the arbitrary described a kind of harvester for correcting fault detector current sensing signal of claim 1 or 2, it is characterized in that: described conducting connecting part is laths of metal and the clamp nut for described laths of metal being fixed on described conducting rod end.
4. a kind of harvester for correcting fault detector current sensing signal according to claim 1, is characterized in that: be provided with the trough for receiving described terminal connecting line above described conducting rod.
5. a kind of harvester for correcting fault detector current sensing signal according to claim 1, is characterized in that: described fault detector is provided with for being connected with described terminal connecting line and providing the transducer wire of current sensing signal on sensing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520809508.6U CN205027889U (en) | 2015-10-20 | 2015-10-20 | A collection system for proofreading and correct fault indicator current induction signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520809508.6U CN205027889U (en) | 2015-10-20 | 2015-10-20 | A collection system for proofreading and correct fault indicator current induction signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205027889U true CN205027889U (en) | 2016-02-10 |
Family
ID=55260411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520809508.6U Active CN205027889U (en) | 2015-10-20 | 2015-10-20 | A collection system for proofreading and correct fault indicator current induction signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205027889U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975652A (en) * | 2017-12-28 | 2019-07-05 | 国网山东省电力公司电力科学研究院 | Fault detector intelligence full-automatic assembly line system and method |
| CN109975728A (en) * | 2017-12-28 | 2019-07-05 | 国网山东省电力公司电力科学研究院 | Fault detector intelligence full-automatic assembly line comprehensive detection system and method |
| CN110208727A (en) * | 2019-07-12 | 2019-09-06 | 上海金智晟东电力科技有限公司 | Processing method, processing unit and the system of fault detector precision checking test |
-
2015
- 2015-10-20 CN CN201520809508.6U patent/CN205027889U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975652A (en) * | 2017-12-28 | 2019-07-05 | 国网山东省电力公司电力科学研究院 | Fault detector intelligence full-automatic assembly line system and method |
| CN109975728A (en) * | 2017-12-28 | 2019-07-05 | 国网山东省电力公司电力科学研究院 | Fault detector intelligence full-automatic assembly line comprehensive detection system and method |
| CN109975728B (en) * | 2017-12-28 | 2021-04-27 | 国网山东省电力公司电力科学研究院 | Intelligent full-automatic streamline comprehensive detection system and method for fault indicator |
| CN109975652B (en) * | 2017-12-28 | 2021-05-28 | 国网山东省电力公司电力科学研究院 | Intelligent full-automatic assembly line system and method for fault indicator |
| CN110208727A (en) * | 2019-07-12 | 2019-09-06 | 上海金智晟东电力科技有限公司 | Processing method, processing unit and the system of fault detector precision checking test |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102768330B (en) | For detecting system and the device of the defect in buried cable | |
| EP2895873B1 (en) | Gsm/gprs system to detect and locate high impedance faults on medium voltage distribution networks in high resistivity areas | |
| CN103998944B (en) | Fault detection system | |
| CN106546873A (en) | A kind of distribution singlephase earth fault Section Location and system | |
| CN205404690U (en) | Fault indicator testing arrangement | |
| CN202583315U (en) | On-line monitoring system for transformer iron core grounding current | |
| CN205027889U (en) | A collection system for proofreading and correct fault indicator current induction signal | |
| CN101592691A (en) | Transmission line thunderbolt, counterattack arbiter | |
| JP2015219234A (en) | Contactless voltage sensing devices | |
| CN105158543A (en) | Acquisition unit for leak current of ultra high voltage direct-current arrester based on two Hall elements | |
| CN103616620B (en) | A kind of traction substation feeder cable partial discharge monitoring method | |
| CN102494787A (en) | Method and device for dynamically monitoring temperature of power cable connectors | |
| CN105182044A (en) | Ultrahigh voltage DC arrester state detection device with Hall sensor acting as framework | |
| CN205103292U (en) | Acquisition unit based on two hall element reveal electric current to special high voltage direct current arrester | |
| CN105301323A (en) | Ultrahigh voltage DC lightning arrester leakage current online detection method by using cloud technology | |
| CN206132834U (en) | Cable circulation on -line monitoring device | |
| CN104502778A (en) | Detecting device for alternating current entering of direct current system and realizing method of detecting device | |
| CN203550911U (en) | Conductor sag distance measuring equipment for high-voltage transmission line | |
| CN211453790U (en) | Non-contact electric field measurement system for fault indicator | |
| CN205103294U (en) | Use device that hall sensor detected special high voltage direct current arrester state as framework | |
| CN204925306U (en) | System that listens on line of electric current is revealed to special high voltage direct current arrester based on cloud | |
| CN204651520U (en) | Intelligence accurate temperature measurement Separable cable connector | |
| CN105137230A (en) | Signal monitoring anti-thunder distribution cabinet and signal collection system | |
| CN105301325A (en) | Ultrahigh voltage DC lightning arrester leakage current acquisition method according to Hall induction theory | |
| CN104807528A (en) | Intelligent sensor junction box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Qiu Liqing Inventor after: Lin Dangyang Inventor after: Lai Dingan Inventor after: Hong Jie Inventor after: Lei Chao Inventor before: Qiu Liqing Inventor before: Lin Dangyang Inventor before: Lai Dingan |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160425 Address after: 311500, 108 South Spring Road, Tonglu County, Zhejiang, Hangzhou Patentee after: STATE GRID ZHEJIANG TONGLU POWER SUPPLY COMPANY Patentee after: Hong Ke Power Tech Corp. Inc. of Fujian Province Address before: 362000 Fujian province Quanzhou Fengze District High Technology Industrial Park Road breeding base D building four floor Patentee before: Hong Ke Power Tech Corp. Inc. of Fujian Province |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160721 Address after: 362000 Fujian province Quanzhou Fengze District High Technology Industrial Park Road breeding base D building four floor Patentee after: Hong Ke Power Tech Corp. Inc. of Fujian Province Address before: 311500, 108 South Spring Road, Tonglu County, Zhejiang, Hangzhou Patentee before: STATE GRID ZHEJIANG TONGLU POWER SUPPLY COMPANY Patentee before: Hong Ke Power Tech Corp. Inc. of Fujian Province |