CN203881891U - Transformer grounding downlead conduction state inspection device - Google Patents
Transformer grounding downlead conduction state inspection device Download PDFInfo
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- CN203881891U CN203881891U CN201420318624.3U CN201420318624U CN203881891U CN 203881891 U CN203881891 U CN 203881891U CN 201420318624 U CN201420318624 U CN 201420318624U CN 203881891 U CN203881891 U CN 203881891U
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- down conductor
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- conduction state
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- 238000007689 inspection Methods 0.000 title claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 13
- 239000004020 conductor Substances 0.000 claims description 30
- 238000012545 processing Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000013480 data collection Methods 0.000 abstract 4
- 238000012360 testing method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model discloses a transformer grounding downlead conduction state inspection device. The inspection device comprises data collection fixing ends disposed on grounding downleads of adjacent equipment, and a hand-held data collection mobile terminal, wherein the data collection fixing ends are in 2.4G wireless communication with the data collection mobile terminal. Detection professionals detect the transformer grounding downlead conduction state in a transformer site through the above detection manner and the device, so as to complete a transformer grounding downlead conduction state inspection operation. The transformer grounding downlead conduction state inspection device helps to improve speed and efficiency of the transformer grounding downlead conduction state inspection operation, to reduce workload of the inspection personnel. The transformer grounding downlead conduction state inspection device is convenient in usage, and the 2.4 GHz frequency band wireless communication device is low in price. Thus, the transformer grounding downlead conduction state inspection device is particularly suitable for regular inspection of transformer grounding downlead conduction states of electrical network enterprises.
Description
Technical field
The utility model belongs to electrotechnical measurement field, for the converting equipment down conductor conducting state being in operation, patrols and examines work.
Background technology
The conducting state of converting equipment down conductor and grounded screen is very important, if its conducting resistance exceeds standard, directly affects the safe operation of equipment, if converting equipment down conductor is connected disconnection with grounded screen, its equipment will be in lost territory running status.The measuring method that DL/T475-2006 < < earthing device characterisitic parameter is measured in the 5th joint in guide rule > > " the electrical integrity test of earthing device " is, and the resistance value between neighbouring device down conductor checks its connection, its demand value is: equipment ground downlead conducting state good value should be below 50m Ω, but in Yi Zuo transformer station, various converting equipments are more, every equipment all has at least one down conductor to be connected with grounded screen, the equipment ground downlead that generally Yi Zuo 330KV transformer station need measure is 500 left and right, adopt charged detection mode, use portable detection equipment to detect, though can carry out checkout facility down conductor conducting state, but because its various kinds of equipment quantity is more, to testing, make troubles, detect the required time longer, as obtaining more complete equipment ground downlead running state data in time, need are difficult to especially realize.A kind of converting equipment down conductor conducting state inspection device, this inspection device is comprised of the collection stiff end and the artificial hand-held data acquisition mobile terminal that are arranged on the data on the down conductor of neighbouring device, both data communications adopt 2.4G wireless communication mode, detect professional at substation field by above-mentioned detection mode and equipment, realization checks converting equipment down conductor conducting state, completes converting equipment down conductor conducting state and patrols and examines work.
Summary of the invention
The utility model discloses a kind of converting equipment down conductor conducting state inspection device, it is characterized in that: this device is by the collection stiff end that is arranged on neighbouring device down conductor and grounded screen and forms the conducting resistance Value Data in loop, form with artificial hand-held data acquisition mobile terminal, gather stiff end and comprise neighbouring device down conductor conducting resistance measuring unit, equipment ground downlead conducting resistance measuring unit, by neighbouring device, it is one group, be arranged on respectively on tested converting equipment down conductor, measure the conduction resistance value that neighbouring device down conductor and grounded screen form loop, and data processing unit, the signal input part of data processing unit is connecting equipment ground downlead conducting resistance measuring unit output terminal with cable, obtain the conducting resistance value signal that neighbouring device down conductor and grounded screen form loop, data processing unit is changed by analog quantity and digital quantity, and digital signal output end is connected to the data transmission unit of the wireless communication networks based on 2.4GHz frequency range, for uploading data, data acquisition mobile terminal comprises the data receiver unit of the wireless communication networks based on 2.4GHz frequency range, data processing unit, data record unit and display unit, the input end of the signal output part connection data processing unit of data receiver unit, the output terminal of data processing unit is connecting respectively data record unit and data display unit, data processing unit is industrial single-chip microcomputer, display unit is a LCDs, data record unit is memory card reader, gathering the wireless communication networks by 2.4GHz frequency range between stiff end and data acquisition mobile terminal is connected.
The utility model contributes to improve speed and the efficiency of the real-time testing of converting equipment down conductor conducting state, reduce patrol officer's workload, easy to use, the wireless telecommunications system of 2.4GHz frequency range is cheap, is specially adapted to the regular visit work of power grid enterprises to converting equipment down conductor conducting state.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Below in conjunction with 1 pair of content of the present utility model of accompanying drawing, be described in further detail.
Accompanying drawing 1: be syndeton block diagram of the present utility model.By the collection stiff end (1) that is arranged on every group of neighbouring device down conductor and grounded screen and forms the conducting resistance Value Data in loop, and artificial hand-held data acquisition mobile terminal (2) forms.
Embodiment
In accompanying drawing 1, gather stiff end (1) and comprise neighbouring device down conductor conducting resistance measuring unit, equipment ground downlead conducting resistance measuring unit, by neighbouring device, it is one group, be arranged on respectively on tested converting equipment down conductor, measure the conduction resistance value that neighbouring device down conductor and grounded screen form loop, and data processing unit, the signal input part of data processing unit is connecting equipment ground downlead conducting resistance measuring unit output terminal with cable, obtain the conducting resistance value signal that neighbouring device down conductor and grounded screen form loop, data processing unit is changed by analog quantity and digital quantity, and digital signal output end is connected to the data transmission unit of the wireless communication networks based on 2.4GHz frequency range, for uploading data, data acquisition mobile terminal (2) comprises the data receiver unit of the wireless communication networks based on 2.4GHz frequency range, data processing unit, data record unit and display unit, the input end of the signal output part connection data processing unit of data receiver unit, the output terminal of data processing unit is connecting respectively data record unit and data display unit, data processing unit is industrial single-chip microcomputer, display unit is a LCDs, data record unit is memory card reader, gathering the wireless communication networks by 2.4GHz frequency range between stiff end (1) and data acquisition mobile terminal (2) is connected.
Claims (1)
1. the utility model discloses a kind of converting equipment down conductor conducting state inspection device, it is characterized in that: this device is by the collection stiff end (1) that is arranged on neighbouring device down conductor and grounded screen and forms the conducting resistance Value Data in loop, form with artificial hand-held data acquisition mobile terminal (2), gather stiff end (1) and comprise neighbouring device down conductor conducting resistance measuring unit, equipment ground downlead conducting resistance measuring unit, by neighbouring device, it is one group, be arranged on respectively on tested converting equipment down conductor, measure the conduction resistance value that neighbouring device down conductor and grounded screen form loop, and data processing unit, the signal input part of data processing unit is connecting equipment ground downlead conducting resistance measuring unit output terminal with cable, obtain the conducting resistance value signal that neighbouring device down conductor and grounded screen form loop, data processing unit is changed by analog quantity and digital quantity, and digital signal output end is connected to the data transmission unit of the wireless communication networks based on 2.4GHz frequency range, for uploading data, data acquisition mobile terminal (2) comprises the data receiver unit of the wireless communication networks based on 2.4GHz frequency range, data processing unit, data record unit and display unit, the input end of the signal output part connection data processing unit of data receiver unit, the output terminal of data processing unit is connecting respectively data record unit and data display unit, data processing unit is industrial single-chip microcomputer, display unit is a LCDs, data record unit is memory card reader, gathering the wireless communication networks by 2.4GHz frequency range between stiff end (1) and data acquisition mobile terminal (2) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318624.3U CN203881891U (en) | 2014-06-16 | 2014-06-16 | Transformer grounding downlead conduction state inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318624.3U CN203881891U (en) | 2014-06-16 | 2014-06-16 | Transformer grounding downlead conduction state inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881891U true CN203881891U (en) | 2014-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420318624.3U Expired - Fee Related CN203881891U (en) | 2014-06-16 | 2014-06-16 | Transformer grounding downlead conduction state inspection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203881891U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330632A (en) * | 2014-10-22 | 2015-02-04 | 中国石油化工股份有限公司 | Floating roof storage tank float tray connection wire on-line monitoring method |
| CN106291118A (en) * | 2016-07-29 | 2017-01-04 | 国网山东省电力公司青州市供电公司 | Arrester ground lead-in wire monitoring warning device and monitoring and pre-alarming method thereof |
| CN109100604A (en) * | 2018-10-09 | 2018-12-28 | 广东电网有限责任公司 | A kind of earth-return circuit continuity test system |
| CN109100573A (en) * | 2018-10-09 | 2018-12-28 | 广东电网有限责任公司 | A kind of earthing test handheld terminal |
-
2014
- 2014-06-16 CN CN201420318624.3U patent/CN203881891U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330632A (en) * | 2014-10-22 | 2015-02-04 | 中国石油化工股份有限公司 | Floating roof storage tank float tray connection wire on-line monitoring method |
| CN106291118A (en) * | 2016-07-29 | 2017-01-04 | 国网山东省电力公司青州市供电公司 | Arrester ground lead-in wire monitoring warning device and monitoring and pre-alarming method thereof |
| CN109100604A (en) * | 2018-10-09 | 2018-12-28 | 广东电网有限责任公司 | A kind of earth-return circuit continuity test system |
| CN109100573A (en) * | 2018-10-09 | 2018-12-28 | 广东电网有限责任公司 | A kind of earthing test handheld terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20210616 |
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| CF01 | Termination of patent right due to non-payment of annual fee |