CN202678726U - Intelligent lightning protection power distribution cabinet - Google Patents
Intelligent lightning protection power distribution cabinet Download PDFInfo
- Publication number
- CN202678726U CN202678726U CN 201220309553 CN201220309553U CN202678726U CN 202678726 U CN202678726 U CN 202678726U CN 201220309553 CN201220309553 CN 201220309553 CN 201220309553 U CN201220309553 U CN 201220309553U CN 202678726 U CN202678726 U CN 202678726U
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- Prior art keywords
- lightning
- power distribution
- distribution cabinet
- lightning protection
- vacuum circuit
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- 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.)
- Expired - Fee Related
Links
- 238000004880 explosion Methods 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 4
- 230000001012 protector Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract 1
- 230000000875 corresponding Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
Abstract
The utility model belongs to the power distribution cabinet field and especially relates to an intelligent lightning protection power distribution cabinet. The cabinet is formed by a shell, a vacuum circuit breaker, a combined high-pressure lightning protection box and a lightning monitor. The combined high-pressure lightning protection box is provided with a sensor used to collect an overvoltage current signal and a three-phase lightning arrester used for leakage flow. The lightning monitor is connected with the sensor and the vacuum circuit breaker respectively. The lightning monitor is provided with a signal processing unit used to analyze, process, store and output the signal which is output by the sensor and the vacuum circuit breaker. According to the utility model, t the sensor is used to collect the overcurrent voltage signal caused by the lightning. The lightning arrester and a disconnector are combined and used to safely discharge the overcurrent. The signal processing unit of the lightning monitor is used to analyze, store and output the lightning signal and a lightning fault is monitored in real time. Professional lightning protection is provided for correlation equipment of the power distribution cabinet. Effective monitoring means are provided for a transformer substation which can rapidly position the fault caused by a lightning stroke.
Description
Technical field
The utility model belongs to the power distribution cabinet field, relates in particular to a kind of Intelligent lightning protection power distribution cabinet.
Background technology
The overvoltage that thunderbolt causes has the advantages that crest is steep, wave amplitude is large, and the porcelain insulator of switchblade knife instrument transformer all can be on the hazard, and except the direct losses of equipment, the indirect loss that line tripping, local power failure cause is larger.
Chinese patent CN201020518356.1(patent name: the lightning protection device that is used for power distribution cabinet and frequency conversion tank) disclose a kind of lightning protection device for power distribution cabinet; this device adopts the integrated mode of " lightning protection device+reactor "; can effectively protect lightning impulse; greatly improved the power supply input quality of power distribution cabinet; protection rear end power consumption equipment; but this device only provides passive protection; and can not the Real-Time Monitoring lightning parameter and feed back, can't analyze quickly and accurately in real time and judge the fault transformer station that thunderbolt causes.
Chinese patent CN201120182270.0(patent name: moving lightning-protection and anticreep power distribution cabinet) a kind of moving lightning-protection and anticreep power distribution cabinet are disclosed; comprise cabinet, lightning arrester, earth leakage protective device, residual current circuit breaker, mobile device; this apparatus structure is compact, rationally distributed; have good lightning protection, overvoltage protection and anti-leakage function; but still can not the Real-Time Monitoring lightning parameter and feed back, can't analyze quickly and accurately in real time and judge the fault transformer station that thunderbolt causes.
The utility model content
Technical purpose of the present utility model is to solve the problems of the prior art, provide a kind of simple in structure, to the power distribution cabinet relevant device provide specialty lightning protected, cause that the transformer station of fault provides the Intelligent lightning protection power distribution cabinet of effective monitoring means for quick location thunderbolt.
To achieve these goals, the technical scheme that the utility model adopts is: the Intelligent lightning protection power distribution cabinet, it is characterized in that: formed by housing, vacuum circuit-breaker, combined high pressure lightning protection case and lightning monitoring instrument, described combined high pressure lightning protection case is provided with the transducer that gathers the overvoltage current signal, the three-phase lightning protector that is used for earial drainage, the lightning monitoring instrument is connected with transducer, vacuum circuit-breaker respectively, and described lightning monitoring instrument is provided with the signal processing unit of the signal that analysis, processing, storage and output transducer and vacuum circuit-breaker export.
As to further improvement of the utility model, the series connection of the earial drainage earth terminal of every phase lightning arrester as lower member: the thermal explosion disconnector that when the short circuit of lightning arrester generation overcurrent, makes lightning arrester disengaging power distribution cabinet power-supply system.
As to further improvement of the utility model, the signal of described transducer and vacuum circuit-breaker output comprises amplitude, thunderbolt time, number of lightning strokes and the vacuum circuit-breaker operate condition of lightning current.
As to further improvement of the utility model, be provided with the sampling line on the lightning monitoring instrument, described sampling line one termination enters on the lightning monitoring instrument, and the other end links to each other with transducer lead-out wire in the combined high pressure lightning protection case.
As to further improvement of the utility model, described thermal explosion disconnector is connected with the infrared monitoring device.
As to further improvement of the utility model, be provided for sending RS485 interface or the GPRS antenna of lightning data on the described lightning monitoring instrument.
The combined high pressure lightning protection case links to each other with power distribution cabinet inlet wire cable, the transducer lead-out wire of combined high pressure lightning protection case links to each other with lightning monitoring instrument corresponding interface, with the monitoring lightning current, vacuum circuit-breaker links to each other with lightning monitoring instrument corresponding interface, with the opening and closing state of monitoring vacuum circuit-breaker, thereby determine whether following three kinds of situations:
1. thunderbolt is arranged, tripping operation is arranged; 2.: thunderbolt is arranged, not tripping operation; 3.: do not have thunderbolt, tripping operation is arranged.
The utility model gathers the overcurrent voltage signal that causes because of thunder and lightning by transducer; lightning arrester and disconnector are united for letting out safely overcurrent; and pass through signal processing unit analysis, the storage of lightning monitoring instrument and export the thunder and lightning signal; the Real-Time Monitoring lightning fault; provide the lightning protected of specialty to the power distribution cabinet relevant device, and cause that for locating fast thunderbolt the transformer station of fault provides effective monitoring means.
Description of drawings
Fig. 1 is the structural representation of preferred embodiment of the present utility model;
Among the figure: 1, housing, 2, vacuum circuit-breaker, 3, the combined high pressure lightning protection case, 4, the lightning monitoring instrument, 5, lightning arrester, 6, the thermal explosion disconnector, 7, transducer.
Embodiment
For technical scheme, technical characterictic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
Referring to Fig. 1, the Intelligent lightning protection power distribution cabinet, it is characterized in that: formed by housing 1, VS1-12 vacuum circuit-breaker 2, ZGZH-80 combined high pressure lightning protection case 3 and ZGLF-2 lightning monitoring instrument 4, described combined high pressure lightning protection case 3 is provided with the transducer 7 that gathers the overvoltage current signal, the three-phase lightning protector 5 that is used for earial drainage, lightning monitoring instrument 4 is connected with transducer 7, vacuum circuit-breaker 2 respectively, and described lightning monitoring instrument 4 is provided with the signal processing unit of the signal that analysis, processing, storage and output transducer 7 and vacuum circuit-breaker 2 export.The signal of transducer 7 and vacuum circuit-breaker 2 outputs comprises amplitude, thunderbolt time, number of lightning strokes and the vacuum circuit-breaker operate condition of lightning current.It is worth mentioning that, vacuum circuit-breaker 2, combined high pressure lightning protection case 3 and lightning monitoring instrument 4 are not defined as above-mentioned model.
Vacuum circuit-breaker 2 is contained in the power distribution cabinet middle part, can conveniently advance extraction, and described lightning monitoring instrument 4 embeds and is contained on the instrument door.Be provided with 3 lightning arresters 5 in the combined high pressure lightning protection case 3, every phase lightning arrester 5 earth terminals thermal explosion disconnector 6 of can connecting, guarantee that lightning arrester 5 occurs to hightail high-pressure system behind the overcurrent short-circuit failure, and can monitor the state of thermal explosion disconnector 5 by the infrared monitoring means.
Be provided with the sampling line on the lightning monitoring instrument 4, described sampling line one termination enters on the lightning monitoring instrument 4, and the other end links to each other with transducer lead-out wire in the combined high pressure lightning protection case 3, and transducer 7 can will collect because of the overcurrent that thunder and lightning causes in the thunder and lightning detector 4.
RS485 interface or the GPRS antenna that can send lightning data is set on the lightning monitoring instrument 4, and lightning data comprises amplitude, thunderbolt time, number of lightning strokes and the vacuum circuit-breaker operate condition of lightning current, allows the user check reference by Interent network termination equipment.
Combined high pressure lightning protection case 3 links to each other with power distribution cabinet inlet wire cable, combined high pressure lightning protection case 3 transducers 7 lead-out wires link to each other with lightning monitoring instrument 4 corresponding interfaces, with the monitoring lightning current, described vacuum circuit-breaker 2 links to each other with lightning monitoring instrument 4 corresponding interfaces, with the opening and closing state of monitoring vacuum circuit-breaker 2, thereby determine whether following three kinds of situations:
1. thunderbolt is arranged, tripping operation is arranged; 2.: thunderbolt is arranged, not tripping operation; 3.: do not have thunderbolt, tripping operation is arranged.
Above demonstration and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. Intelligent lightning protection power distribution cabinet, it is characterized in that: formed by housing, vacuum circuit-breaker, combined high pressure lightning protection case and lightning monitoring instrument, described combined high pressure lightning protection case is provided with the transducer that gathers the overvoltage current signal, the three-phase lightning protector that is used for earial drainage, the lightning monitoring instrument is connected with transducer, vacuum circuit-breaker respectively, and described lightning monitoring instrument is provided with the signal processing unit of the signal that analysis, processing, storage and output transducer and vacuum circuit-breaker export.
2. Intelligent lightning protection power distribution cabinet according to claim 1 is characterized in that, the earial drainage earth terminal of every phase lightning arrester is connected such as lower member: make lightning arrester break away from the thermal explosion disconnector of power distribution cabinet power-supply system when the short circuit of lightning arrester generation overcurrent.
3. Intelligent lightning protection power distribution cabinet according to claim 1 and 2 is characterized in that: the signal of described transducer and vacuum circuit-breaker output comprises amplitude, thunderbolt time, number of lightning strokes and the vacuum circuit-breaker operate condition of lightning current.
4. Intelligent lightning protection power distribution cabinet according to claim 3, it is characterized in that: be provided with the sampling line on the lightning monitoring instrument, described sampling line one termination enters on the lightning monitoring instrument, and the other end links to each other with transducer lead-out wire in the combined high pressure lightning protection case.
5. Intelligent lightning protection power distribution cabinet according to claim 2, it is characterized in that: described thermal explosion disconnector is connected with the infrared monitoring device.
6. Intelligent lightning protection power distribution cabinet according to claim 3 is characterized in that: the RS485 interface or the GPRS antenna that are provided for sending lightning data on the described lightning monitoring instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220309553 CN202678726U (en) | 2012-06-29 | 2012-06-29 | Intelligent lightning protection power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220309553 CN202678726U (en) | 2012-06-29 | 2012-06-29 | Intelligent lightning protection power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202678726U true CN202678726U (en) | 2013-01-16 |
Family
ID=47499602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220309553 Expired - Fee Related CN202678726U (en) | 2012-06-29 | 2012-06-29 | Intelligent lightning protection power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202678726U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738713A (en) * | 2012-06-29 | 2012-10-17 | 江苏正佰电气股份有限公司 | Intelligent lightning-proof power distribution cabinet |
| CN103151714A (en) * | 2013-02-05 | 2013-06-12 | 张家港保税区天翔电气有限公司 | Power distribution cabinet |
| CN107861057A (en) * | 2017-10-09 | 2018-03-30 | 国网江西省电力公司电力科学研究院 | A kind of determination method of the key parameter of separator used for lightning protector |
-
2012
- 2012-06-29 CN CN 201220309553 patent/CN202678726U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738713A (en) * | 2012-06-29 | 2012-10-17 | 江苏正佰电气股份有限公司 | Intelligent lightning-proof power distribution cabinet |
| CN103151714A (en) * | 2013-02-05 | 2013-06-12 | 张家港保税区天翔电气有限公司 | Power distribution cabinet |
| CN107861057A (en) * | 2017-10-09 | 2018-03-30 | 国网江西省电力公司电力科学研究院 | A kind of determination method of the key parameter of separator used for lightning protector |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20180629 |