CN201860040U - Intelligent distribution cabinet provided with grounding switch and integrating remote communication control and short message transmission - Google Patents
Intelligent distribution cabinet provided with grounding switch and integrating remote communication control and short message transmission Download PDFInfo
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- CN201860040U CN201860040U CN2010205347218U CN201020534721U CN201860040U CN 201860040 U CN201860040 U CN 201860040U CN 2010205347218 U CN2010205347218 U CN 2010205347218U CN 201020534721 U CN201020534721 U CN 201020534721U CN 201860040 U CN201860040 U CN 201860040U
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- 238000009826 distribution Methods 0.000 title claims abstract description 28
- 238000004891 communication Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 title abstract description 9
- 239000011438 cord wood Substances 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 239000000853 adhesive Substances 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The utility model discloses a cordwood type intelligent distribution cabinet provided with a grounding switch and integrating remote communication control and short message transmission. A double-end isolating switch is connected below a cordwood type leakage protection switch with RS232/RS485 communication interfaces; the upper end of the double-end isolating switch is connected with a transmission line low voltage bus, and the lower end is grounded; and an IP Modem receiver based on a 2.5G GPRS wireless network is connected with a cordwood type leakage protection switch communication interface, leakage network management system software is installed on a remote computer, and the control function is realized through GPRS wireless signals. The utility model simplifies the power line of the distribution cabinet, improves the operation safety, realizes the functions of remote automatic intelligent control, short message transmission and the like, greatly improves the working efficiency, saves labor and money as the intelligent distribution cabinet can automatically perform switching-on operation instead of sending working staff to solve the problems in field when trips caused by common reasons occur, so that grounding operation in operation field is simple, fast and reliable.
Description
Technical field
The utility model relates to the low-voltage distribution apparatus field in the low-voltage power supply system, relates to a kind of intelligent power distribution cabinet that collects telecommunication control, note transmission, band ground connection disconnecting link.
Background technology
Low-voltage distribution apparatus is responsible for finishing controlling electric energy, protection, measurement, conversion and distribution in low-voltage power supply system.The various aspects that relate to nation-building and people's lives.The development of its development and national economy, science and technology and living standards of the people is closely related.
Along with the increase of resident living power utility load, more and more higher to insulating degree, the quality services requirement of power distribution station, the rural safe electricity consumption level constantly is improved.In the prior art, low-voltage distribution cabinet is to adopt switch elements such as air switch, A.C. contactor, earth leakage protective device.During peak of power consumption or other reasons, cause the tripping operation of cordwood system type earth leakage circuit-breaker through regular meeting, bring inconvenience to resident living power utility, during summer high temperature, often cause tripping operation especially because of the electricity consumption overload; National development, needs of society requires the specialization of local work organization, and staff's task is also more and more heavier.After the line tripping outage, need the staff to be on the scene and operate maintenance, and can't in time reset.
The utility model content
The purpose of this utility model provides a kind of intelligent power distribution cabinet that collects telecommunication control, note transmission, band ground connection disconnecting link, simplifies the electric wiring of power distribution cabinet, improves its processing safety, realizes functions such as remote automation Based Intelligent Control, note transmission.
The technical solution of the utility model is as follows:
A kind of intelligent power distribution cabinet that collects telecommunication control, note transmission, band ground connection disconnecting link, include three-phase and four-line terminals N, A, B, C, it is characterized in that: after described three-phase and four-line terminals N, A, B, C draw wiring respectively, be divided into first and second road wiring, wherein first via wiring is connected in series several cordwood system type earth leakage circuit-breakers in parallel behind disconnecting link and several current transformers successively, and the second tunnel wiring inserts voltmeter after being connected in series several fuses and change over switch successively; Described several current transformers are external impressed current tables respectively, and one of them current transformer detects access controller behind the instrument transformer by the lead series connection;
The leading-out terminal of described several cordwood system type earth leakage circuit-breakers is connected to lightning arrester and double end isolating switch respectively, also include the IPModem transceiver based on wireless network, the communication interface of described several cordwood system type earth leakage circuit-breakers inserts the communication interface of described IPModem transceiver based on wireless network by lead back parallel with one another; Described IPModem transceiver based on wireless network has two interfaces, peg graft respectively wireless receiving annunciator and SIM card;
Be parallel with several respectively behind the air switch of described first via wiring serial connection back and be composed in series branch road respectively by several circuit breakers, several A.C. contactors and several capacitors.
Described collection telecommunication control, note transmit, the intelligent power distribution cabinet of band ground connection disconnecting link, and it is characterized in that: described several cordwood system type earth leakage circuit-breakers have the RS232/RS485 communication interface respectively.
In safeguard protection, adopt cordwood system type earth leakage protective with communication function, properties of product are more perfect; Having adopted the cordwood system type switch of the repertoire that integrates zero-sequence transformer, leakage relay, A.C. contactor, air circuit, is main switch with the air circuit, and breaking capacity is big, and break-time is accurate; Performance is reliable, misoperation is few, stable, not power consumption; Have the deferred action characteristic, can not overstep tripping; Have perfect defencive functions such as residual current protecting, overload protection, short-circuit protection, phase shortage under-voltage protection, disconnected zero protection, reclosing; The digital display form has real-time demonstration, tripping operation demonstration, button Presentation Function, energy is the residual electricity flow valuve and the maximal phase of circuit in real time, at present operating current value gear shows it is what reason tripping operation during tripping operation, the residual electricity flow valuve when that causes tripping operation reaches tripping operation mutually; Can show total tripping operation number of times and locking number of times; Wiring four is advanced four and is gone out, and the multistage fixedly stepping of residual current acting value is adjustable; The setting of above function can be passed through the modification of electric leakage network management system software in remote computer realization parameter, and real time record; Remote communicating function has improved operating efficiency greatly, can carry out automatic closing for the tripping operation that general reason causes, need not the staff and is on the scene, and has saved manpower, financial resources etc.
In addition; introduce the substation grounding plug-in strip; make low-voltage distribution cabinet possess ground connection plug-in strip function; promptly earth point is set up in the outlet in low-voltage distribution cabinet; and be serially connected between low pressure outlet and the ground connection by plug-in strip is installed, utilize operation to realize the line maintenance state to this plug-in strip, eliminate the potential safety hazard of installing earth connection in the low-voltage distribution cabinet; improve personnel's protectiveness, the fail safe of equipment on the one hand, impelled operation field ground connection simple to operate, quick, reliable on the other hand.
The beneficial effects of the utility model:
The utility model has been realized the telecommunication control of cordwood system type earth leakage circuit-breaker, can carry out Long-distance Control, revise functions such as parameter, realization divide-shut brake, leakage tests are set by the cordwood system type earth leakage circuit-breaker of computer intelligent power distribution cabinet, can be sent to the intelligent power distribution cabinet operational order on three staff's the mobile phone by SMS module, make properties of product more perfect, improved the work effect; The utility model is introduced the substation grounding plug-in strip, has eliminated the potential safety hazard of installing earth connection in the low-voltage distribution cabinet, has improved personnel's protectiveness, the fail safe of equipment, impels operation field ground connection simple to operate, quick, reliable.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
Referring to Fig. 1, a kind of intelligent power distribution cabinet that collects telecommunication control, note transmission, band ground connection disconnecting link, include three-phase and four-line terminals N, A, B, C, after drawing wiring respectively, three-phase and four-line terminals N, A, B, C be divided into first and second road wiring, several cordwood system type earth leakage circuit-breaker 12, the second tunnel wiring in parallel were connected in series several fuses 1 and change over switch 2 back access voltmeters 3 successively after wherein first via wiring was connected in series disconnecting link 16 and several current transformers 5 successively; Several current transformers 5 are external impressed current table 4 respectively, and one of them current transformer detects instrument transformer 6 back access controllers 17 by the lead series connection;
The leading-out terminal of several cordwood system type earth leakage circuit-breakers 5 is connected to lightning arrester 13 and double end isolating switch 14 respectively, also include the IPModem transceiver 11 based on the 2.5GGPRS wireless network, the communication interface 15 of several cordwood system type earth leakage circuit-breakers 5 is by the communication interface 10 of lead back parallel with one another access based on the IPModem transceiver 11 of 2.5GGPRS wireless network; IPModem transceiver based on the 2.5GGPRS wireless network has two interfaces, peg graft respectively wireless receiving annunciator 8 and SIM card 9;
Be parallel with several respectively behind the air switch 7 of first via wiring serial connection back and be composed in series branch road respectively by several circuit breakers 18, several A.C. contactors 19 and several capacitors 20; Controller 17 detects electric current and comes switched capacitor 20 to compensate by 19 adhesives of control A.C. contactor by detecting instrument transformer 6.
Several cordwood system type earth leakage circuit-breakers 5 have the RS232/RS485 communication interface respectively.
But the utility model adopts the cordwood system type switch of the repertoire that integrates zero-sequence transformer, leakage relay, A.C. contactor, air circuit communication, is main switch with the air circuit, and breaking capacity is big, and break-time is accurate; Performance is reliable, misoperation is few, stable, not power consumption; Have the deferred action characteristic, can not overstep tripping; Have perfect defencive functions such as residual current protecting, overload protection, short-circuit protection, phase shortage under-voltage protection, disconnected zero protection, reclosing; The setting of above function can be passed through the modification of electric leakage network management system software in remote computer realization parameter, and real time record; Remote communicating function has improved operating efficiency greatly, can carry out automatic closing for the tripping operation that general reason causes, need not the staff and is on the scene, and has saved manpower, financial resources etc.; Load onto the short message sender module at computer, can be transferred on three staff's the mobile phone, really realized remote automation control, saved the time, improved efficient by the control signal of electric leakage management software with power distribution cabinet.
The utility model adopts the substation grounding plug-in strip; make low-voltage distribution cabinet possess ground connection plug-in strip function; promptly earth point is set up in the outlet in low-voltage distribution cabinet; and, plug-in strip is serially connected between low pressure outlet and the ground connection by being installed; utilization realizes the line maintenance state to the operation of this plug-in strip; eliminate the potential safety hazard of installing earth connection in the low-voltage distribution cabinet, improved personnel's protectiveness, the fail safe of equipment on the one hand, impel operation field ground connection simple to operate, quick, reliable on the other hand.
Claims (2)
1. one kind collects that telecommunication control, note transmit, the intelligent power distribution cabinet of band ground connection disconnecting link, include three-phase and four-line terminals N, A, B, C, it is characterized in that: after described three-phase and four-line terminals N, A, B, C draw wiring respectively, be divided into first and second road wiring, wherein first via wiring is connected in series several cordwood system type earth leakage circuit-breakers in parallel behind disconnecting link and several current transformers successively, and the second tunnel wiring inserts voltmeter after being connected in series several fuses and change over switch successively; Described several current transformers are external impressed current tables respectively, and one of them current transformer detects access controller behind the instrument transformer by the lead series connection;
The leading-out terminal of described several cordwood system type earth leakage circuit-breakers is connected to lightning arrester and double end isolating switch respectively, also include the IPModem transceiver based on wireless network, the communication interface of described several cordwood system type earth leakage circuit-breakers inserts the communication interface of described IPModem transceiver based on wireless network by lead back parallel with one another; Described IPModem transceiver based on wireless network has two interfaces, peg graft respectively wireless receiving annunciator and SIM card;
Be parallel with several respectively behind the air switch of described first via wiring serial connection back and be composed in series branch road respectively by several circuit breakers, several A.C. contactors and several capacitors.
2. collection telecommunication control according to claim 1, note transmit, the intelligent power distribution cabinet of band ground connection disconnecting link, and it is characterized in that: described several cordwood system type earth leakage circuit-breakers have the RS232/RS485 communication interface respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205347218U CN201860040U (en) | 2010-09-15 | 2010-09-15 | Intelligent distribution cabinet provided with grounding switch and integrating remote communication control and short message transmission |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205347218U CN201860040U (en) | 2010-09-15 | 2010-09-15 | Intelligent distribution cabinet provided with grounding switch and integrating remote communication control and short message transmission |
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|---|---|
| CN201860040U true CN201860040U (en) | 2011-06-08 |
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| CN2010205347218U Expired - Fee Related CN201860040U (en) | 2010-09-15 | 2010-09-15 | Intelligent distribution cabinet provided with grounding switch and integrating remote communication control and short message transmission |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102769277A (en) * | 2012-05-31 | 2012-11-07 | 德清县供电局 | Improved structure of safety protection device of low-voltage distribution cabinet |
| CN104393576A (en) * | 2012-05-31 | 2015-03-04 | 德清县供电局 | Low-voltage power distribution cabinet safety protection method |
| CN105226814A (en) * | 2015-09-17 | 2016-01-06 | 宁波新然电子信息科技发展有限公司 | GPRS Based Intelligent Control distribution box system |
| CN108174594A (en) * | 2018-01-10 | 2018-06-15 | 信息产业电子第十设计研究院科技工程股份有限公司 | It is a kind of based on high voltage, heavy-current discharge under the conditions of solve electromagnetic shielding and ionization radiation protection electrical system |
| CN114094478A (en) * | 2021-11-18 | 2022-02-25 | 安徽广远智能电力装备制造有限公司 | Full-insulation intelligent Internet of things vertical integrated high-voltage combined transformer |
-
2010
- 2010-09-15 CN CN2010205347218U patent/CN201860040U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102769277A (en) * | 2012-05-31 | 2012-11-07 | 德清县供电局 | Improved structure of safety protection device of low-voltage distribution cabinet |
| CN102769277B (en) * | 2012-05-31 | 2015-01-28 | 德清县供电局 | Improved structure of safety protection device of low-voltage distribution cabinet |
| CN104393576A (en) * | 2012-05-31 | 2015-03-04 | 德清县供电局 | Low-voltage power distribution cabinet safety protection method |
| CN104393576B (en) * | 2012-05-31 | 2017-09-29 | 国网浙江省电力公司湖州供电公司 | A kind of low-voltage distribution cabinet safety protecting method |
| CN105226814A (en) * | 2015-09-17 | 2016-01-06 | 宁波新然电子信息科技发展有限公司 | GPRS Based Intelligent Control distribution box system |
| CN108174594A (en) * | 2018-01-10 | 2018-06-15 | 信息产业电子第十设计研究院科技工程股份有限公司 | It is a kind of based on high voltage, heavy-current discharge under the conditions of solve electromagnetic shielding and ionization radiation protection electrical system |
| CN114094478A (en) * | 2021-11-18 | 2022-02-25 | 安徽广远智能电力装备制造有限公司 | Full-insulation intelligent Internet of things vertical integrated high-voltage combined transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: STATE GRID ANHUI WUHU POWER SUPPLY CO., LTD. Free format text: FORMER NAME: ANHUI ELECTRIC POWER WUHU COUNTY POWER SUPPLY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 241100 No. 1 Wuhu North Road, Wuhu County, Wuhu, Anhui Patentee after: STATE GRID ANHUI WUHU POWER SUPPLY CO., LTD. Patentee after: Wuhu Xinli Electric Equipment Co., Ltd. Address before: 241100 No. 1 Wuhu North Road, Wuhu County, Wuhu, Anhui Patentee before: Wuhu Power Supply Co., Ltd. of Anhui Electric Power Patentee before: Wuhu Xinli Electrical Equipment Co., Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: STATE GRID ANHUI WUHU POWER SUPPLY CO., LTD. Free format text: FORMER OWNER: WUHU XINLI ELECTRICAL EQUIPMENT CO., LTD. Effective date: 20140527 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: STATE GRID ANHUI WUHU POWER SUPPLY CO., LTD. Effective date: 20140527 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 241100 WUHU, ANHUI PROVINCE TO: 100031 XICHENG, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140527 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: STATE GRID ANHUI WUHU POWER SUPPLY CO., LTD. Address before: 241100 No. 1 Wuhu North Road, Wuhu County, Wuhu, Anhui Patentee before: STATE GRID ANHUI WUHU POWER SUPPLY CO., LTD. Patentee before: Wuhu Xinli Electric Equipment Co., Ltd. |
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| 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: 20110608 Termination date: 20180915 |