CN104425177A - Intelligent integrated vacuum circuit breaker - Google Patents
Intelligent integrated vacuum circuit breaker Download PDFInfo
- Publication number
- CN104425177A CN104425177A CN201310392778.7A CN201310392778A CN104425177A CN 104425177 A CN104425177 A CN 104425177A CN 201310392778 A CN201310392778 A CN 201310392778A CN 104425177 A CN104425177 A CN 104425177A
- Authority
- CN
- China
- Prior art keywords
- vacuum circuit
- circuit breaker
- breaker
- vacuum
- permanent magnet
- 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.)
- Pending
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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
- H01H33/666—Operating arrangements
-
- 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
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
Abstract
The invention discloses an intelligent integrated vacuum circuit breaker, which comprises a permanent magnet mechanism, a first connecting arm, a lever part, second connecting arms, springs, vacuum arc extinguishing chambers and an intelligent protection controller, wherein the springs are arranged in the vacuum arc extinguishing chamber; the permanent magnet mechanism is connected with the lever part through the first connecting arm; the lever part is connected with the springs through the second connecting arms. The intelligent integrated vacuum circuit breaker has the excellent effects that the intelligent integrated vacuum circuit breaker is switched on and switched off through a permanent magnet by the vacuum arc extinguishing chambers, and a conventional mechanical latch structure is replaced, so that the structure of the intelligent integrated vacuum circuit breaker is simplified; a mechanical latch and an auxiliary electric appliance are not required by an operating mechanism, so that the mechanical operation reliability of the intelligent integrated vacuum circuit breaker is improved, and the switching-on and switching-off energy consumption of the intelligent integrated vacuum circuit breaker is lowered; the vacuum arc extinguishing chambers are integrally cast by epoxy resin, so that high insulation performance is achieved.
Description
Technical field
The invention belongs to the technical field of vacuum circuit-breaker, it is little to be specifically related to a kind of volume, the intelligent integral vacuum circuit-breaker of switching less energy consumption.
Background technology
Circuit breaker can the existing electrical connection of disjunction and can break-make more than the electric current of 160KA.For example; high voltage supply system be short-circuited or earth fault time there will be this kind of current situation; circuit breaker not only can be identical with switch breaker mode break-make running current and less overload current; all right disjunction high overload electric current and superelevation short circuit current, as the overcurrent protective device with high break-make performance.The current switching scope of circuit breaker can from 80KA to 160KA, it can electric current under the failure condition of the such as short circuit of unfaulty conditions and limited number of times in break-make equipment or device feature, the kind of circuit breaker not only comprises baroswitch and flow switch, also comprise vacuum switch, the contact of vacuum switch is in vacuum state to prevent the generation of electric arc.
German patent DE 10024356C1 discloses a kind of insulating gas switch module comprising vacuum switch, in this switch module, the circuit breaker of three vacuum switch forms is arranged on one and is filled with in the box of insulating gas, and each vacuum switch comprises the vacuum relay room adopting vaccum interval to be formed.This vaccum interval or vacuum relay indoor are provided with fixing contact plunger and a movable contact plunger, and its respective contact lever passes from this interval, vacuum relay room.In this case, the contact lever of this movable contact plunger passes from this vaccum interval or this vacuum relay room via bellows, in vacuum relay outside, this plunger is connected with power supply connecting lead wire, and provides the control lever that an operating means one handles this movable contact plunger.Vacuum switch not only must guarantee the isolation performance required for switch gap and external series gap, also must guarantee, when external series gap is in open mode, leakage current or surface current can not pass to lower contact from the top connection of vacuum relay room, namely power supply connection pin is in the state of being connected, in order to realize this purpose, these joints must keep the distance of appropriateness mutually, and this vacuum switch must be arranged on one to be filled with in the box of insulating gas, this make vacuum switch and consisting of switch module volume comparatively large, and switching energy consumption is larger.
There is such shortcoming in this execution mode; must provide one protected mode is provided with the inner casing of conductance connector in addition in vacuum relay indoor; the conductance layer and attachment overcoat that are arranged alternately must be provided; the former can increase assembly working greatly, and it is complicated that the latter will make conductance connector design.
Summary of the invention
The invention provides a kind of intelligent integral vacuum circuit-breaker, comparatively large with the volume solving existing vacuum circuit-breaker, switching consumes energy large technical problem.
In order to solve above technical problem, the technical scheme that the present invention takes is:
A kind of intelligent integral vacuum circuit-breaker; described circuit breaker comprises permanent magnet mechanism, the first linking arm, lever part, the second linking arm, spring, vacuum interrupter and Intelligent protection controller; it is indoor that described spring is arranged on described vacuum extinction; described first linking arm connects described permanent magnet mechanism and lever part, and described second linking arm connects described lever part and spring.
Be preferably, described vacuum interrupter is ceramic cylinder.
Be preferably, described vacuum interrupter is integral by poured with epoxy resin.
Be preferably, described vacuum interrupter has 3.
After employing technique scheme, the pull characteristics of intelligent integral vacuum circuit breaker permanent magnetic mechanism of the present invention can meet the job requirement of vacuum extinction indoor; Permanent magnet with point, shutting-brake control coil is combined, the technical problem that when solving intelligent integral vacuum circuit-breaker combined floodgate, energy consumption is higher, reducing point, while the electric current of shutting-brake control coil, reduces structure and the physical size of operating mechanism.
Vacuum interrupter realizes combined floodgate and the separating brake of intelligent integral vacuum circuit-breaker by permanent magnet, instead of traditional mechanical lock buckle structure, simplifies intelligent integral vacuum circuit breaker constructions.The operating mechanism of intelligent integral vacuum circuit-breaker, without the need to mechanical lock buckle and ancillary apparatus, improves the reliability of mechanical action.Vacuum interrupter is integral by poured with epoxy resin, has good insulating performance.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the end view of intelligent integral vacuum circuit-breaker of the present invention;
Fig. 2 is the front view of intelligent integral vacuum circuit-breaker of the present invention.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1 to Figure 2, intelligent integral vacuum circuit-breaker 100 is made up of permanent magnet mechanism 1, first linking arm 2, lever part 3, second linking arm 4, spring 5, vacuum interrupter 6 and Intelligent protection controller 7.Vacuum interrupter 6 has three and is arranged side by side, and wherein one end of the first linking arm 2 is fixed on permanent magnet mechanism 1, and the other end is fixed on lever part 3; One end of second linking arm 4 is fixed on spring 5, and the other end is fixed on lever part 3.Spring 5 is arranged in vacuum interrupter 6, and moving up and down of spring 5 realizes the break-make of switch in vacuum interrupter 6, and vacuum interrupter 6 be ceramic cylinder and by poured with epoxy resin integral.Intelligent protection controller 7 can the size of current of Real-Time Monitoring intelligent integral vacuum circuit-breaker 100 inside, prevents intelligent integral vacuum circuit-breaker 100 from being punctured by strong voltage.
Permanent magnet mechanism 1 has permanent magnet and separating brake, shutting-brake control coil.When after shutting-brake control coil electricity, iron core moves downward, iron core drives the first linking arm 2 to move downward, under the active force of lever part 3, second linking arm 4 moves upward, and driving spring 5 moves upward, intelligent integral vacuum circuit-breaker 100 is in closure state, and remains on closing position by permanent magnet.When the energising of sub control gate line circle, dynamic iron core moves upward, iron core drives the first linking arm 2 to move upward, under the active force of lever part 3, second linking arm 4 moves downward, and driving spring 5 moves downward, intelligent integral vacuum circuit-breaker 100 is in off-state, and remains on open position by permanent magnet.
The size of the vacuum interrupter 6 of intelligent integral vacuum circuit-breaker 100 is little, lightweight, ensures vacuum degree high in vacuum interrupter 6 from envelope row technique.Intelligent integral vacuum circuit-breaker 100 still has good dielectric strength after repeatedly short circuit switching, is conducive to extinguish arcs.The horizontal magnetic blow-out that intelligent integral vacuum circuit-breaker 100 uses electric arc to drive and longitudinal magnetic blow-out contact, meet the requirement that Large Copacity cut-offs.Intelligent integral vacuum circuit-breaker 100 is by ageing process and change contact material, current limit at below 3A, thus can be conducive to the generation of over-voltage suppression when drop-out current.
Permanent magnet mechanism 1 overcomes the deficiency of spring mechanism and electromagnetic mechanism, is applied in operating mechanism by permanent magnet.And intelligent integral vacuum circuit-breaker 100 realizes divide-shut brake by permanent magnet, instead of traditional locker.Magnetic force mechanism has permanent magnet and separating brake, shutting-brake control coil, and when after shutting-brake control coil electricity, dynamic iron core moves downward, and remains on closing position by permanent magnet; When the energising of sub control gate line circle, dynamic iron core moves upward, and permanent magnet remains on open position.Therefore intelligent integral vacuum circuit-breaker 100 moves iron core when the obstructed electric current of control coil two stable operating states.
The pull characteristics of permanent magnet mechanism 1 can be ideal the arc extinguishing requirement met in vacuum interrupter 6; Permanent magnet with point, shutting-brake control coil is combined, solve the technical problem that when intelligent integral vacuum circuit-breaker 100 closes a floodgate, energy consumption is higher, reducing point, while shutting-brake control coil current, also reduce the physical size of intelligent integral vacuum circuit-breaker 100 operating mechanism.
Vacuum interrupter 6 achieves combined floodgate and the separating brake of intelligent integral vacuum circuit-breaker 100 by permanent magnet, instead of traditional mechanical lock buckle structure, simplifies intelligent integral vacuum circuit-breaker 100 structure.Operating mechanism, without the need to mechanical lock buckle and ancillary apparatus, improves the reliability of intelligent integral vacuum circuit-breaker 100 mechanical action.Vacuum interrupter 6 is integral by poured with epoxy resin, has good insulating performance.
Last it is noted that above embodiment only illustrates technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (4)
1. an intelligent integral vacuum circuit-breaker; it is characterized in that; described circuit breaker comprises permanent magnet mechanism, the first linking arm, lever part, the second linking arm, spring, vacuum interrupter and Intelligent protection controller; it is indoor that described spring is arranged on described vacuum extinction; described first linking arm connects described permanent magnet mechanism and lever part, and described second linking arm connects described lever part and spring.
2. intelligent integral vacuum circuit-breaker according to claim 1, is characterized in that, described vacuum interrupter is ceramic cylinder.
3. intelligent integral vacuum circuit-breaker according to claim 1, is characterized in that, described vacuum interrupter is integral by poured with epoxy resin.
4. intelligent integral vacuum circuit-breaker according to claim 1, is characterized in that, described vacuum interrupter has 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310392778.7A CN104425177A (en) | 2013-09-02 | 2013-09-02 | Intelligent integrated vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310392778.7A CN104425177A (en) | 2013-09-02 | 2013-09-02 | Intelligent integrated vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104425177A true CN104425177A (en) | 2015-03-18 |
Family
ID=52973884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310392778.7A Pending CN104425177A (en) | 2013-09-02 | 2013-09-02 | Intelligent integrated vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104425177A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113628920A (en) * | 2021-08-19 | 2021-11-09 | 瑞亿智能控制设备无锡有限公司 | Intelligent phase-selection permanent magnet vacuum circuit breaker |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10024356C1 (en) * | 2000-05-17 | 2001-10-11 | Felten & Guilleaume Ag | Gas-insulated switchgear device using vacuum switches supported within gas-insulated housing by fixing to housing front wall |
| CN200959308Y (en) * | 2006-10-23 | 2007-10-10 | 虎牌控股集团有限公司 | High-breaking rare-earth permanent-magnetic vacuum breaker |
| CN101667505A (en) * | 2009-07-16 | 2010-03-10 | 东莞市广安电气检测中心有限公司 | Heavy-current phase control closing device |
| CN201773759U (en) * | 2010-04-27 | 2011-03-23 | 孝感汉森电气有限公司 | High-voltage vacuum circuit breaker |
| CN201936803U (en) * | 2011-02-17 | 2011-08-17 | 乐清市信利电器有限公司 | Permanent-magnet vacuum circuit breaker |
| JP2013152891A (en) * | 2012-01-26 | 2013-08-08 | Hitachi Ltd | Handling device of ac contactor |
-
2013
- 2013-09-02 CN CN201310392778.7A patent/CN104425177A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10024356C1 (en) * | 2000-05-17 | 2001-10-11 | Felten & Guilleaume Ag | Gas-insulated switchgear device using vacuum switches supported within gas-insulated housing by fixing to housing front wall |
| CN200959308Y (en) * | 2006-10-23 | 2007-10-10 | 虎牌控股集团有限公司 | High-breaking rare-earth permanent-magnetic vacuum breaker |
| CN101667505A (en) * | 2009-07-16 | 2010-03-10 | 东莞市广安电气检测中心有限公司 | Heavy-current phase control closing device |
| CN201773759U (en) * | 2010-04-27 | 2011-03-23 | 孝感汉森电气有限公司 | High-voltage vacuum circuit breaker |
| CN201936803U (en) * | 2011-02-17 | 2011-08-17 | 乐清市信利电器有限公司 | Permanent-magnet vacuum circuit breaker |
| JP2013152891A (en) * | 2012-01-26 | 2013-08-08 | Hitachi Ltd | Handling device of ac contactor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113628920A (en) * | 2021-08-19 | 2021-11-09 | 瑞亿智能控制设备无锡有限公司 | Intelligent phase-selection permanent magnet vacuum circuit breaker |
| CN113628920B (en) * | 2021-08-19 | 2023-12-29 | 瑞亿智能控制设备无锡有限公司 | Intelligent phase-selecting permanent magnet vacuum circuit breaker |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150318 |