CN102610430A - Permanent magnetic type high-voltage vacuum circuit breaker - Google Patents
Permanent magnetic type high-voltage vacuum circuit breaker Download PDFInfo
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- CN102610430A CN102610430A CN2012100590052A CN201210059005A CN102610430A CN 102610430 A CN102610430 A CN 102610430A CN 2012100590052 A CN2012100590052 A CN 2012100590052A CN 201210059005 A CN201210059005 A CN 201210059005A CN 102610430 A CN102610430 A CN 102610430A
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- circuit breaker
- permanent
- main shaft
- vacuum circuit
- driving shaft
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Abstract
The invention discloses a permanent magnetic type high-voltage vacuum circuit breaker, which comprises vacuum switch tubes and a permanent magnetic type operation mechanism. The permanent magnetic type operation mechanism is used for driving the vacuum switch tubes to be switched on and switched off, each vacuum switch tube consists of a movable contact, a fixed contact and a draw bar connected with the movable contact, the permanent magnetic type operation mechanism comprises a spindle, a permanent magnetic type driving component and an auxiliary switch-off component, the permanent magnetic type driving component is used for driving the spindle to rotate, switch-off shift plates are fixed onto the spindle, one end of each draw bar is arranged on the corresponding switch-off shift plate, and the switch-off shift plates drive the draw bar to move when rotating along with the spindle so that the vacuum switch tubes are switched on and switched off. The permanent magnetic mechanism replaces a manual spring mechanism, accordingly, the circuit breaker can control operation by the aid of electric signals, and remote control is realized. In addition, the permanent magnetic type high-voltage vacuum circuit breaker is compact and reasonable in structure, and an integral occupied space can be effectively reduced.
Description
Technical field
The invention belongs to AC vacuum circuit-breaker structure-design technique field, be specifically related to a kind of permanent-magnetic high-voltage vacuum circuit breaker.
Background technology
The same with common AC circuit breaker, vacuum circuit-breaker also is a kind of mechanical switch, promptly realizes the connection and the disjunction of circuit through the mechanical movement of contact.Different is; The contact of vacuum circuit-breaker is sealed in the vacuum and (is called vacuum interrupter or vacuum switch tube); Utilize the vacuum medium of excellent performance to make insulation isolation and arc extinguishing means, thereby have advantages such as operating voltage is higher, the arcing time short, the contact electrical wear is few, contact surface non-oxidation.At present widely used ZN7 series is arranged, ZK1 is serial, ZN1 is serial, BKD9 series etc.; The operating mechanism of vacuum circuit-breaker adopts electromagnetic mechanism, motor-spring mechanism, manual spring mechanism etc. mostly, by contact motion in the motion drive switching tube of operating mechanism.Wherein BKD9 series vacuum circuit-breaker because of its compact conformation, cheaply used in a large number.But the following problem of BKD9 series vacuum circuit-breaker ubiquity: its operating mechanism is manual spring mechanism, complex structure, and mechanical property is unstable, can only manual operation, can't realize far distance controlled.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of high-pressure vacuum breaker that uses the permanent magnet mechanism actuating, replaced manual spring mechanism with permanent magnet mechanism, thereby circuit breaker can the electricity consumption signal controlling be operated.
The technical scheme that realizes the object of the invention is: a kind of permanent-magnetic high-voltage vacuum circuit breaker comprises vacuum switch tube and is used to drive the magneto operating mechanism that vacuum switch tube carries out the divide-shut brake action; Each vacuum switch tube comprises moving contact, fixed contact and the pull bar that links to each other with moving contact; Said magneto operating mechanism comprises main shaft, is used to drive magneto driven unit and the auxiliary gate assembly that divides that main shaft rotates; Be fixed with separating brake on the said main shaft and dial plate, an end of each pull bar is arranged on a corresponding separating brake and dials on the plate; Said separating brake is dialled plate and in along with the main shaft rotating process, is driven pull bar and move and then realize divide-shut brake action.
In the such scheme, said each pull bar is provided with slide bar district and anticreep district, and said anticreep district is positioned at the end of pull bar away from vacuum switch tube; Each separating brake is dialled plate and is set in the slide bar district of a corresponding pull bar away from an end of main shaft; Also be arranged with the combined floodgate buffer spring on said each pull bar, this combined floodgate buffer spring is dialled plate with separating brake and is pressed in the anticreep district.
In the such scheme, said magneto driven unit comprises permanent magnet type drive mechanism and the drive link that is provided with driving shaft, and this driving shaft drives main shaft through drive link and rotates.
In the such scheme, establish the Switch main body of three vacuum switch tubes in this circuit breaker comprises, each vacuum switch tube side-by-side is horizontally disposed with; Said main shaft is positioned at the top of pull bar; Said permanent magnet type drive mechanism is horizontally set on the Switch main body outside, and its driving shaft is positioned at the main shaft below, and the upper end of said drive link is fixed on the main shaft, and the lower end is connected with drive shaft turns.
In the such scheme, gate assembly comprised auxiliary separating brake link plate and the energy-stored spring that is fixed on the main shaft in said auxiliary minute, and an end of said energy-stored spring is hooked on the auxiliary separating brake link plate, and the other end is hooked on the Switch main body.
In the such scheme, said auxiliary tripping spring is arranged between driving shaft and the Switch main body; Said auxiliary separating brake link plate and drive link are arranged on the side of main shaft near permanent magnet type drive mechanism.
In the such scheme, also comprise a manual switching-off device; Said manual switching-off device comprises handle, lever, connecting rod and ripping bar; One end of said ripping bar is fixed in the permanent magnet type drive mechanism on the driving shaft, and middle-end is rotated and is arranged on the operating mechanism housing, and the other end links to each other with an end of connecting rod; The other end of said connecting rod links to each other with lever; The middle-end of said lever is rotated through bearing pin and is arranged on the operating mechanism housing, and the other end links to each other with handle; Perhaps carry out the divide-shut brake action through prizing said driving shaft mode
In the such scheme, also comprise a manual switching-off device; Said manual switching-off device comprises handle, lever, connecting rod and ripping bar; One end of said ripping bar is provided with U-shaped breach or elliptical aperture, and middle-end is rotated and is arranged on the operating mechanism housing, and the other end links to each other with connecting rod; Be fixed with the manual brake separating skid plate in the said permanent magnet type drive mechanism on the driving shaft, said driving shaft passes U-shaped breach or the elliptical aperture on the ripping bar, and under "on" position, said manual brake separating skid plate is in abutting connection with the ripping bar setting; One end of the other end of said connecting rod and lever is rotationally connected; The middle-end of said lever is rotated through bearing pin and is arranged on the operating mechanism housing, and the other end links to each other with handle.
In the such scheme, said manual switching-off device comprises that also is used to the back-moving spring that lever is resetted.
In the such scheme, said ripping bar, connecting rod and handle are horizontally disposed with, and said lever vertically is provided with.
The present invention has the following advantages: among (1) the present invention, the magneto operating mechanism comprises main shaft, is used to drive magneto driven unit and the auxiliary gate assembly that divides that main shaft rotates; Be fixed with separating brake on the said main shaft and dial plate, an end of each pull bar is arranged on a corresponding separating brake and dials on the plate; Said separating brake is dialled plate and in along with the main shaft rotating process, is driven pull bar and move and then realize divide-shut brake action.This structure has the following advantages: replaced manual spring mechanism with permanent magnet mechanism, thereby circuit breaker can the electricity consumption signal controlling be operated, realized Long-distance Control; In addition, this structure is compact and reasonable comparatively, can effectively reduce integral body and take up room.
Description of drawings
Fig. 1 is a kind of structural representation of first kind of structure of the present invention;
Fig. 2 is a kind of end view of high-pressure vacuum breaker shown in Figure 1;
Fig. 3 is a kind of vertical view of high-pressure vacuum breaker shown in Figure 1;
Fig. 4 is a kind of structural representation of second kind of structure of the present invention.
Be labeled as shown in the accompanying drawing: vacuum switch tube 1, pull bar 11, slide bar district 111, anticreep district 112, combined floodgate buffer spring 113, magneto operating mechanism 2; Main shaft 21, magneto driven unit 22, permanent magnet type drive mechanism 221, drive link 222, driving shaft 223, manual brake separating skid plate 224; The auxiliary gate assembly 23 that divides, auxiliary separating brake link plate 231, energy-stored spring 232, separating brake are dialled plate 24, Switch main body 3, manual switching-off device 4; Handle 41, lever 42, connecting rod 43, ripping bar 44, back-moving spring 45, operating mechanism housing 5.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 3 has shown a kind of embodiment of the present invention, and wherein Fig. 1 is a kind of structural representation of first kind of structure of the present invention; Fig. 2 is a kind of end view of high-pressure vacuum breaker shown in Figure 1; Fig. 3 is a kind of vertical view of high-pressure vacuum breaker shown in Figure 1.
Present embodiment is a kind of permanent-magnetic high-voltage vacuum circuit breaker, sees Fig. 1 to shown in Figure 3, establish in comprising three vacuum switch tubes 1 Switch main body 3, be used to drive magneto operating mechanism 2 and the manual switching-off device that vacuum switch tube 1 carries out the divide-shut brake action.Each vacuum switch tube 1 is horizontally disposed with side by side, and each vacuum switch tube 1 comprises moving contact, fixed contact and the pull bar that links to each other with moving contact 11; Said magneto operating mechanism 2 comprises main shaft 21, is used to drive magneto driven unit 22 and the auxiliary gate assembly 23 that divides that main shaft 21 rotates; Be fixed with separating brake on the said main shaft 21 and dial plate 24, an end of each pull bar 11 is arranged on a corresponding separating brake and dials on the plate 24; Said separating brake is dialled plate 24 and in along with main shaft 21 rotating process, is driven pull bar 11 and move and then realize divide-shut brake action.
Said each pull bar 11 is provided with slide bar district 111 and anticreep district 112, and said anticreep district 112 is positioned at the end of pull bar 11 away from vacuum switch tube 1; Each separating brake is dialled plate 24 and is set in the slide bar district 111 of a corresponding pull bar 11 away from an end of main shaft 21; Also be arranged with combined floodgate buffer spring 113 on said each pull bar 11, this combined floodgate buffer spring 113 is dialled plate 24 with separating brake and is pressed in the anticreep district 112.
Said magneto driven unit 22 comprises the permanent magnet type drive mechanism 221 and drive link 222 that is provided with driving shaft 223, and this driving shaft 223 drives main shaft 21 through drive link 222 and rotates.
Said main shaft 21 is positioned at the top of pull bar 11; Said permanent magnet type drive mechanism 221 is horizontally set on Switch main body 3 outsides, and its driving shaft 223 is positioned at main shaft 21 belows, and the upper end of said drive link 222 is fixed on the main shaft 21, and lower end and driving shaft 223 are rotationally connected.
Said auxiliary tripping spring is arranged between driving shaft 223 and the Switch main body 3; Said auxiliary separating brake link plate 231 is arranged on the side of main shaft 21 near permanent magnet type drive mechanism 221 with drive link 222.
Said manual switching-off device 4 comprises handle 41, lever 42, connecting rod 43, ripping bar 44 and is used to back-moving spring 45 that lever 42 is resetted; One end of said ripping bar 44 is fixed in the permanent magnet type drive mechanism 221 on the driving shaft 223, and middle-end is rotated and is arranged on the operating mechanism housing 5, and the other end links to each other with an end of connecting rod 43; The other end of said connecting rod 43 links to each other with lever 42; The middle-end of said lever 42 is rotated through bearing pin and is arranged on the operating mechanism housing 5, and the other end links to each other with handle 41; Perhaps carry out the divide-shut brake action through prizing said driving shaft 223 modes
In the present embodiment, said ripping bar 44, connecting rod 43 and handle 41 are horizontally disposed with, and said lever 42 vertically is provided with.
The automatic Control work mode of present embodiment is following: but the driving shaft along continuous straight runs moves back and forth; When needing to close a floodgate; Driving shaft overcomes the resistance and drive main shaft and rotate of resetting of energy-stored spring through drive link; And then the separating brake that drive is fixed on the main shaft is dialled the plate rotation; Carry out feed motion thereby directly drive pull bar, because the existence of combined floodgate buffer spring can prevent that the sound hoe from damaging because of the distance collision through the combined floodgate buffer spring on the pushing drawing rod; When needing separating brake, driving shaft drives main shaft and rotates through drive link and under the tension that resets of energy-stored spring, and then drives separating brake and dial the anti-delinking part that plate stirs on the pull bar pull bar is moved, thereby drives the quick disjunction of moving contact.
The manual brake separating mode of present embodiment is: turning handle, and drive lever and rotate, and then the drivening rod along continuous straight runs moves, connecting rod spurs ripping bar again, and then drives driving shaft and do the separating brake action.
Present embodiment has the following advantages: replaced manual spring mechanism with permanent magnet mechanism, thereby circuit breaker can the electricity consumption signal controlling be operated, realized Long-distance Control; In addition, this structure is compact and reasonable comparatively, can effectively reduce integral body and take up room.
(embodiment 2)
Fig. 4 is a kind of structural representation of second kind of structure of the present invention, has shown second kind of embodiment of the present invention.
Present embodiment and embodiment 1 are basic identical, and difference is: see shown in Figure 4ly, an end of said ripping bar 44 is provided with the U-shaped breach, in concrete practice, also can be arranged to elliptical aperture; Be fixed with manual brake separating skid plate 224 on the driving shaft 223 in the said permanent magnet type drive mechanism 221, said driving shaft 223 passes the U-shaped breach on the ripping bar 44, and under "on" position, said manual brake separating skid plate 224 is provided with in abutting connection with ripping bar 44.
Its manual brake separating mode is: turning handle, and drive lever and rotate, and then the drivening rod along continuous straight runs moves, connecting rod spurs ripping bar again, prizes the manual brake separating skid plate on the driving shaft, does the separating brake action thereby drive driving shaft.
Obviously, the above embodiment of the present invention only be for clearly the present invention is described and is done for example, and be not to be qualification to execution mode of the present invention.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that connotation of the present invention extends out and still belong to protection scope of the present invention.
Claims (10)
1. a permanent-magnetic high-voltage vacuum circuit breaker comprises vacuum switch tube (1) and is used to drive the magneto operating mechanism (2) that vacuum switch tube (1) carries out the divide-shut brake action; Each vacuum switch tube (1) comprises moving contact, fixed contact and the pull bar that links to each other with moving contact (11); It is characterized in that:
Said magneto operating mechanism (2) comprises main shaft (21), is used to drive magneto driven unit (22) and the auxiliary gate assembly (23) that divides that main shaft (21) rotates; Be fixed with separating brake on the said main shaft (21) and dial plate (24), an end of each pull bar (11) is arranged on a corresponding separating brake and dials on the plate (24); Said separating brake is dialled plate (24) and in along with main shaft (21) rotating process, is driven the mobile and then realization divide-shut brake action of pull bar (11).
2. permanent-magnetic high-voltage vacuum circuit breaker according to claim 1 is characterized in that: said each pull bar (11) is provided with slide bar district (111) and anticreep district (112), and said anticreep district (112) is positioned at the end of pull bar (11) away from vacuum switch tube (1); Each separating brake is dialled plate (24) and is set in the slide bar district (111) of a corresponding pull bar (11) away from an end of main shaft (21); Also be arranged with combined floodgate buffer spring (113) on said each pull bar (11), this combined floodgate buffer spring (113) is dialled plate (24) with separating brake and is pressed in the anticreep district (112).
3. permanent-magnetic high-voltage vacuum circuit breaker according to claim 1; It is characterized in that: said magneto driven unit (22) comprises permanent magnet type drive mechanism (221) and the drive link (222) that is provided with driving shaft (223), and this driving shaft (223) drives main shaft (21) through drive link (222) and rotates.
4. permanent-magnetic high-voltage vacuum circuit breaker according to claim 3 is characterized in that: establish the Switch main body (3) of three vacuum switch tubes (1) in this circuit breaker comprises, each vacuum switch tube (1) is horizontally disposed with side by side; Said main shaft (21) is positioned at the top of pull bar (11); Said permanent magnet type drive mechanism (221) is horizontally set on Switch main body (3) outside, and its driving shaft (223) is positioned at main shaft (21) below, and the upper end of said drive link (222) is fixed on the main shaft (21), and lower end and driving shaft (223) are rotationally connected.
5. permanent-magnetic high-voltage vacuum circuit breaker according to claim 4; It is characterized in that: said auxiliary minute gate assembly (23) comprise auxiliary separating brake link plate (231) and the energy-stored spring (232) that is fixed on the main shaft (21); One end of said energy-stored spring (232) is hooked on the auxiliary separating brake link plate (231), and the other end is hooked on the Switch main body (3).
6. permanent-magnetic high-voltage vacuum circuit breaker according to claim 5 is characterized in that: said auxiliary tripping spring is arranged between driving shaft (223) and the Switch main body (3); Said auxiliary separating brake link plate (231) and drive link (222) are arranged on the side of main shaft (21) near permanent magnet type drive mechanism (221).
7. permanent-magnetic high-voltage vacuum circuit breaker according to claim 5 is characterized in that: also comprise a manual switching-off device (4); Said manual switching-off device (4) comprises handle (41), lever (42), connecting rod (43) and ripping bar (44); One end of said ripping bar (44) is fixed on the middle driving shaft (223) of permanent magnet type drive mechanism (221), and middle-end is rotated and is arranged on the operating mechanism housing (5), and the other end links to each other with an end of connecting rod (43); The other end of said connecting rod (43) links to each other with lever (42); The middle-end of said lever (42) is rotated through bearing pin and is arranged on the operating mechanism housing (5), and the other end links to each other with handle (41); Perhaps carry out the divide-shut brake action through prizing said driving shaft (223) mode.
8. permanent-magnetic high-voltage vacuum circuit breaker according to claim 5 is characterized in that: also comprise a manual switching-off device (4); Said manual switching-off device (4) comprises handle (41), lever (42), connecting rod (43) and ripping bar (44); One end of said ripping bar (44) is provided with U-shaped breach or elliptical aperture, and middle-end is rotated and is arranged on the operating mechanism housing (5), and the other end links to each other with connecting rod (43); Be fixed with manual brake separating skid plate (224) on the driving shaft (223) in the said permanent magnet type drive mechanism (221); Said driving shaft (223) passes U-shaped breach or the elliptical aperture on the ripping bar (44); And under "on" position, said manual brake separating skid plate (224) is provided with in abutting connection with ripping bar (44); One end of the other end of said connecting rod (43) and lever (42) is rotationally connected; The middle-end of said lever (42) is rotated through bearing pin and is arranged on the operating mechanism housing (5), and the other end links to each other with handle (41).
9. according to claim 7 or 8 described permanent-magnetic high-voltage vacuum circuit breakers, it is characterized in that: said manual switching-off device (4) comprises that also is used to the back-moving spring (45) that lever (42) is resetted.
10. permanent-magnetic high-voltage vacuum circuit breaker according to claim 9 is characterized in that: said ripping bar (44), connecting rod (43) and handle (41) are horizontally disposed with, and said lever (42) is vertical to be provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210059005.2A CN102610430B (en) | 2012-03-08 | 2012-03-08 | A kind of permanent-magnetic high-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210059005.2A CN102610430B (en) | 2012-03-08 | 2012-03-08 | A kind of permanent-magnetic high-voltage vacuum circuit breaker |
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| Publication Number | Publication Date |
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| CN102610430A true CN102610430A (en) | 2012-07-25 |
| CN102610430B CN102610430B (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210059005.2A Active CN102610430B (en) | 2012-03-08 | 2012-03-08 | A kind of permanent-magnetic high-voltage vacuum circuit breaker |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102903564A (en) * | 2012-09-14 | 2013-01-30 | 西安真空开关厂 | Outdoor high-voltage vacuum circuit breaker |
| CN104599895A (en) * | 2014-12-31 | 2015-05-06 | 安徽宇腾真空电气有限责任公司 | Novel intelligent vacuum contactor |
| CN107887200A (en) * | 2016-09-30 | 2018-04-06 | 施耐德电气工业公司 | Mechanical interlocks, dual-power transfer switch and the method for operating it |
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| CN2766333Y (en) * | 2004-12-06 | 2006-03-22 | 高赟 | Permanent-magnet mechanism circuit breaker with manual rapid close and break brake function |
| CN2919503Y (en) * | 2006-07-10 | 2007-07-04 | 沈阳工业大学 | Single-winding permanent magnetism mechanism vacuum circuit breaker |
| CN200956331Y (en) * | 2006-09-29 | 2007-10-03 | 李锐帮 | High-voltage vacuum circuit breaker spring operating mechanism |
| CN101807486A (en) * | 2010-05-12 | 2010-08-18 | 郑文秀 | Manual brake separating mechanism for high voltage switch |
| CN202454489U (en) * | 2012-03-08 | 2012-09-26 | 乐清市宇腾真空电气有限公司 | Permanent-magnet high-voltage vacuum circuit breaker |
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2012
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2766333Y (en) * | 2004-12-06 | 2006-03-22 | 高赟 | Permanent-magnet mechanism circuit breaker with manual rapid close and break brake function |
| CN2919503Y (en) * | 2006-07-10 | 2007-07-04 | 沈阳工业大学 | Single-winding permanent magnetism mechanism vacuum circuit breaker |
| CN200956331Y (en) * | 2006-09-29 | 2007-10-03 | 李锐帮 | High-voltage vacuum circuit breaker spring operating mechanism |
| CN101807486A (en) * | 2010-05-12 | 2010-08-18 | 郑文秀 | Manual brake separating mechanism for high voltage switch |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102903564A (en) * | 2012-09-14 | 2013-01-30 | 西安真空开关厂 | Outdoor high-voltage vacuum circuit breaker |
| CN104599895A (en) * | 2014-12-31 | 2015-05-06 | 安徽宇腾真空电气有限责任公司 | Novel intelligent vacuum contactor |
| CN107887200A (en) * | 2016-09-30 | 2018-04-06 | 施耐德电气工业公司 | Mechanical interlocks, dual-power transfer switch and the method for operating it |
| CN107887200B (en) * | 2016-09-30 | 2020-01-03 | 施耐德电气工业公司 | Mechanical interlock, dual power transfer switch and method for operating the same |
Also Published As
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| CN102610430B (en) | 2016-03-16 |
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Owner name: ANHUI YUTENG VACUUM ELECTRICAL CO., LTD. Free format text: FORMER OWNER: YUEQING YUTENG VACUUM ELECTRICAL CO., LTD. Effective date: 20130508 |
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Effective date of registration: 20130508 Address after: 246700 Zongyang Economic Development Zone, Anqing, Anhui Applicant after: Anhui Yuteng Vacuum Electrical Co., Ltd. Address before: 325604 Chaoyang Industrial Zone, Yueqing, Zhejiang, Liushi Applicant before: Yueqing Yuteng Vacuum Electrical Co., Ltd. |
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