CN105470038A - Novel pole-mounted circuit breaker - Google Patents
Novel pole-mounted circuit breaker Download PDFInfo
- Publication number
- CN105470038A CN105470038A CN201610038680.5A CN201610038680A CN105470038A CN 105470038 A CN105470038 A CN 105470038A CN 201610038680 A CN201610038680 A CN 201610038680A CN 105470038 A CN105470038 A CN 105470038A
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- pole
- voltage
- voltage sensor
- insulating polar
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/6606—Terminal arrangements
Landscapes
- Breakers (AREA)
Abstract
The invention discloses a novel pole-mounted circuit breaker. The novel pole-mounted circuit breaker comprises a circuit breaker shell, an instrument transformer mounting platform, a voltage transformer and three insulating post terminals, wherein the instrument transformer mounting platform is arranged on one side of the circuit breaker shell, and the instrument transformer mounting platform and the circuit breaker shell are integrally molded; the three insulating post terminals are arranged on the circuit breaker shell from left to right in sequence; a vacuum arc-extinguishing chamber, an insulating pull rod, a voltage sensor, a voltage sensor primary lead, a voltage secondary lead, a current sensor and a current sensor lead are arranged in the interior of each insulating post terminal; and the voltage transformer is mounted on the instrument transformer mounting platform. According to the pole-mounted circuit breaker, the voltage transformer and the circuit breaker are integrally mounted, so that the primary connection and secondary connection of the voltage transformer are completed before leaving a factory; and therefore, wire connection does not require in field installation, and a series of problems caused by wrong wire connection can be avoided consequently.
Description
Technical field
The present invention relates to a kind of novel pole-mounted circuit breaker.
Background technology
At present, conventional pole-mounted circuit breaker comprises a voltage transformer, the current transformer of electromagnetic type and circuit breaker, and its shortcoming mainly contains:
(1) voltage transformer and circuit breaker partial installation, voltage transformer needs independent mounting bracket, installs inconvenience, and takies limited post upper volume;
(2) voltage transformer once and secondary line need to connect separately, the especially easy wrong of secondary line and cause accident, as secondary line short circuit causes voltage transformer to explode;
(3) conventional pole-mounted circuit breaker only installs a voltage transformer, not only, as power supply but also as voltage acquisition use, the voltage acquisition for circuit is comprehensive not, can not accurately judge the fault of circuit; If install multiple stage voltage transformer, then its cost can increase a lot;
(4) conventional pole-mounted circuit breaker uses the current transformer of electromagnetic type, and its volume is large and include iron core, and there is electric magnetically saturated drawback, in addition, because inside is cored and coiling, therefore cost is higher.
Summary of the invention
The object of the invention is the defect overcoming prior art, a kind of novel pole-mounted circuit breaker is provided, voltage transformer and circuit breaker integral type is adopted to install, namely a secondary connection of voltage transformer completes dispatching from the factory, without the need to wiring during in-site installation, thus avoid a series of problem that wiring error brings.
The technical scheme realizing above-mentioned purpose is: a kind of novel pole-mounted circuit breaker, comprises Shell of circuit breaker, instrument transformer erecting bed, voltage transformer and three insulating polar poles, wherein:
Described instrument transformer erecting bed is arranged on the side of described Shell of circuit breaker, and described instrument transformer erecting bed and described Shell of circuit breaker one-body molded;
Described three insulating polar poles are successively set on described Shell of circuit breaker from left to right;
The top of each described insulating polar pole is provided with inlet wire side terminal block;
Each described insulating polar pole is provided with outgoing line side electrical connector;
The insulating polar pole being positioned at left side and the insulating polar pole being positioned at right side are respectively arranged with high pressure stube cable socket;
The inside of each described insulating polar pole is provided with vacuum interrupter, insulated tension pole, voltage sensor, voltage sensor once go between, voltage sensor secondary lead wires, current sensor and current sensor lead-in wire, described vacuum interrupter is connected from top to bottom successively with insulated tension pole, and described vacuum interrupter is connected with corresponding described outgoing line side electrical connector with the link of insulated tension pole; One end of described voltage sensor is once gone between by described voltage sensor and to be connected with corresponding described inlet wire side terminal block; The other end of described voltage sensor is connected with described voltage sensor secondary lead wires; It is inner that described voltage sensor secondary lead wires and current sensor lead-in wire extend to described Shell of circuit breaker respectively;
Described voltage transformer is arranged on described instrument transformer erecting bed, the primary line of described voltage transformer is connected with the high pressure stube cable socket on the insulating polar pole being positioned at right side with the high pressure stube cable socket on the insulating polar pole being positioned at left side respectively by high pressure connecting cable, and the secondary line of described voltage transformer extends to described Shell of circuit breaker inside.
Novel pole-mounted circuit breaker of the present invention, beneficial effect is compared with prior art embodied in:
(1) adopt voltage transformer and circuit breaker one to install, save space, easy for installation, save the cost of construction simultaneously;
(3) owing to adopting integral type to install, namely a secondary connection of voltage transformer completes dispatching from the factory, and without the need to wiring during in-site installation, thus avoids a series of problem that wiring error brings;
(4) owing to all embedded in voltage sensor and current sensor in each insulating polar pole, three-phase voltage and three-phase current all can be gathered, therefore can judge whether fault occurs accurately according to the voltage and current signal gathered, be easier to the realization of line fault judgement and distribution automation.
Accompanying drawing explanation
Fig. 1 is the front view of novel pole-mounted circuit breaker of the present invention;
Fig. 2 is the end view of novel pole-mounted circuit breaker of the present invention;
Fig. 3 is the cutaway view of the insulating polar pole of novel pole-mounted circuit breaker of the present invention.
Embodiment
In order to make those skilled in the art can understand technical scheme of the present invention better, below in conjunction with accompanying drawing, its embodiment is described in detail:
Refer to Fig. 1, Fig. 2 and Fig. 3, most preferred embodiment of the present invention, a kind of novel pole-mounted circuit breaker, comprise Shell of circuit breaker 5, instrument transformer erecting bed 13, voltage transformer 4 and three insulating polar poles 2.
Instrument transformer erecting bed 13 is arranged on the side of Shell of circuit breaker 5, and instrument transformer erecting bed 13 is one-body molded with Shell of circuit breaker 5; Three insulating polar poles 2 are successively set on Shell of circuit breaker 5 from left to right.
The top of each insulating polar pole 2 is provided with inlet wire side terminal block 1; Each insulating polar pole 2 is provided with outgoing line side electrical connector 10; The insulating polar pole 2 being positioned at left side and the insulating polar pole 2 being positioned at right side are respectively arranged with high pressure stube cable socket 14.
The inside of each insulating polar pole 2 is provided with vacuum interrupter 9, insulated tension pole 8, voltage sensor 6, voltage sensor once go between 71, voltage sensor secondary lead wires 72, current sensor 11 and current sensor lead-in wire 12, vacuum interrupter 9 is connected from top to bottom successively with insulated tension pole 8, and vacuum interrupter 9 is connected with corresponding outgoing line side electrical connector 10 with the link of insulated tension pole 8; One end of voltage sensor 6 is once gone between by voltage sensor and 71 to be connected with corresponding inlet wire side terminal block 1; The other end of voltage sensor 6 is connected with voltage sensor secondary lead wires 72; It is inner that voltage sensor secondary lead wires 72 and current sensor lead-in wire 12 extend to Shell of circuit breaker 5 respectively.
Voltage transformer 4 is arranged on instrument transformer erecting bed 13, the primary line of voltage transformer 4 is connected with the high pressure stube cable socket 14 on the insulating polar pole 2 being positioned at right side with the high pressure stube cable socket 14 on the insulating polar pole 2 being positioned at left side respectively by high pressure connecting cable 3, and the secondary line of voltage transformer 4 extends to Shell of circuit breaker 5 inside.Like this, voltage transformer 4 is installed with the circuit breaker one in Shell of circuit breaker 5.
Novel pole-mounted circuit breaker of the present invention, in use, three insulating polar poles 2 are had to be installed on Shell of circuit breaker 5, the profile of single insulating polar pole 2 is as Fig. 3, each insulating polar pole 2 is embedded in has poured into a mould a voltage sensor 6 and a current sensor 11, make circuit breaker can record the voltage and current of three-phase, be easier to judge line fault; Voltage transformer 4 is installed on the voltage transformer erecting bed 13 on Shell of circuit breaker 5; Voltage transformer 4 primary line is connected to the high pressure stube cable socket 14 of insulating polar pole 2 by high pressure stube cable 3, and the secondary line of voltage transformer 4 introduces Shell of circuit breaker 5 inside.
In sum, novel pole-mounted circuit breaker of the present invention, adopts voltage transformer and circuit breaker one to install, saves space, easy for installation, saves the cost of construction simultaneously; Owing to adopting integral type to install, namely a secondary connection of voltage transformer completes dispatching from the factory, and without the need to wiring during in-site installation, thus avoids a series of problem that wiring error brings; Owing to all embedded in voltage sensor and current sensor in each insulating polar pole, three-phase voltage and three-phase current all can be gathered, therefore can judge whether fault occurs accurately according to the voltage and current signal gathered, be easier to the realization of line fault judgement and distribution automation.
Those of ordinary skill in the art will be appreciated that, above embodiment is only used to the present invention is described, and be not used as limitation of the invention, as long as in spirit of the present invention, all will drop in Claims scope of the present invention the change of the above embodiment, modification.
Claims (1)
1. a novel pole-mounted circuit breaker, is characterized in that, comprises Shell of circuit breaker, instrument transformer erecting bed, voltage transformer and three insulating polar poles, wherein:
Described instrument transformer erecting bed is arranged on the side of described Shell of circuit breaker, and described instrument transformer erecting bed and described Shell of circuit breaker one-body molded;
Described three insulating polar poles are successively set on described Shell of circuit breaker from left to right;
The top of each described insulating polar pole is provided with inlet wire side terminal block;
Each described insulating polar pole is provided with outgoing line side electrical connector;
The insulating polar pole being positioned at left side and the insulating polar pole being positioned at right side are respectively arranged with high pressure stube cable socket;
The inside of each described insulating polar pole is provided with vacuum interrupter, insulated tension pole, voltage sensor, voltage sensor once go between, voltage sensor secondary lead wires, current sensor and current sensor lead-in wire, described vacuum interrupter is connected from top to bottom successively with insulated tension pole, and described vacuum interrupter is connected with corresponding described outgoing line side electrical connector with the link of insulated tension pole; One end of described voltage sensor is once gone between by described voltage sensor and to be connected with corresponding described inlet wire side terminal block; The other end of described voltage sensor is connected with described voltage sensor secondary lead wires; It is inner that described voltage sensor secondary lead wires and current sensor lead-in wire extend to described Shell of circuit breaker respectively;
Described voltage transformer is arranged on described instrument transformer erecting bed, the primary line of described voltage transformer is connected with the high pressure stube cable socket on the insulating polar pole being positioned at right side with the high pressure stube cable socket on the insulating polar pole being positioned at left side respectively by high pressure connecting cable, and the secondary line of described voltage transformer extends to described Shell of circuit breaker inside.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610038680.5A CN105470038A (en) | 2016-01-21 | 2016-01-21 | Novel pole-mounted circuit breaker |
| PCT/CN2016/101614 WO2017124779A1 (en) | 2016-01-21 | 2016-10-10 | Novel pole-mounted circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610038680.5A CN105470038A (en) | 2016-01-21 | 2016-01-21 | Novel pole-mounted circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105470038A true CN105470038A (en) | 2016-04-06 |
Family
ID=55607634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610038680.5A Pending CN105470038A (en) | 2016-01-21 | 2016-01-21 | Novel pole-mounted circuit breaker |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105470038A (en) |
| WO (1) | WO2017124779A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017124779A1 (en) * | 2016-01-21 | 2017-07-27 | 上海固缘电力科技有限公司 | Novel pole-mounted circuit breaker |
| CN109216097A (en) * | 2017-07-04 | 2019-01-15 | 上海置信电气股份有限公司 | A kind of outdoor pole top switch of secondary device depth integration |
| CN109904032A (en) * | 2019-04-11 | 2019-06-18 | 数邦电力科技有限公司 | A kind of novel vacuum circuit breaker pole |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993880A (en) * | 2018-01-10 | 2018-05-04 | 福建德普乐能源科技有限公司 | A kind of pole with current-taking function |
| CN114023592B (en) * | 2021-11-08 | 2023-08-01 | 河南华盛隆源电气有限公司 | High-voltage circuit breaker |
| CN114256010B (en) * | 2021-11-15 | 2024-04-09 | 双杰电气合肥有限公司 | Pole for normal pressure sealing switch and normal pressure sealing switch |
| CN114171343A (en) * | 2021-12-15 | 2022-03-11 | 河南九域腾龙信息工程有限公司 | Column box type high-voltage switch with built-in isolating switch |
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| FR2526581B1 (en) * | 1982-05-10 | 1985-07-19 | Merlin Gerin | DEVICE FOR CONTROLLING THE POLES OF A HIGH VOLTAGE MULTIPOLAR CIRCUIT BREAKER |
| CN204257492U (en) * | 2014-12-13 | 2015-04-08 | 朝瑞电气有限公司 | Outdoor 35kV vacuum circuit-breaker |
| CN204289240U (en) * | 2015-01-16 | 2015-04-22 | 浙江汉高电力科技有限公司 | A kind of outdoor high-voltage vacuum breaker voltage transformer device |
| CN105470038A (en) * | 2016-01-21 | 2016-04-06 | 上海固缘电力科技有限公司 | Novel pole-mounted circuit breaker |
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2016
- 2016-01-21 CN CN201610038680.5A patent/CN105470038A/en active Pending
- 2016-10-10 WO PCT/CN2016/101614 patent/WO2017124779A1/en active Application Filing
Patent Citations (8)
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| CN201877348U (en) * | 2010-12-09 | 2011-06-22 | 上海德力西集团有限公司 | Outdoor high-voltage alternating-current vacuum breaker |
| KR101040227B1 (en) * | 2011-03-08 | 2011-06-09 | 주식회사 비츠로테크 | Switchgear of composition insulation method with gas insulation and solid insulation, and power terminal combination method |
| CN202363347U (en) * | 2011-11-03 | 2012-08-01 | 北京电研华源电力技术有限公司 | Packed pole for outdoor vacuum circuit breaker |
| CN103000441A (en) * | 2012-11-30 | 2013-03-27 | 北海银河开关设备有限公司 | Intelligent breaker |
| CN203103208U (en) * | 2013-03-12 | 2013-07-31 | 应国飞 | Outdoor intelligent vacuum circuit breaker |
| CN203192683U (en) * | 2013-04-09 | 2013-09-11 | 霍立克电气（武汉）有限公司 | Integrated intelligent circuit breaker with inrush current suppression |
| CN204029701U (en) * | 2014-08-07 | 2014-12-17 | 温州宝森电气有限公司 | A kind of outdoor high-voltage vacuum prepayment breaker assembly |
| CN205542559U (en) * | 2016-01-21 | 2016-08-31 | 上海固缘电力科技有限公司 | Novel circuit breaker on post |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017124779A1 (en) * | 2016-01-21 | 2017-07-27 | 上海固缘电力科技有限公司 | Novel pole-mounted circuit breaker |
| CN109216097A (en) * | 2017-07-04 | 2019-01-15 | 上海置信电气股份有限公司 | A kind of outdoor pole top switch of secondary device depth integration |
| CN109904032A (en) * | 2019-04-11 | 2019-06-18 | 数邦电力科技有限公司 | A kind of novel vacuum circuit breaker pole |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017124779A1 (en) | 2017-07-27 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Zhiying Inventor after: Hu Bin Inventor after: Zhang Qiang Inventor before: Hu Bin Inventor before: Zhang Qiang |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160406 |