CN104882324A - Method for high-voltage power supply fast switching in short time - Google Patents
Method for high-voltage power supply fast switching in short time Download PDFInfo
- Publication number
- CN104882324A CN104882324A CN201510169192.3A CN201510169192A CN104882324A CN 104882324 A CN104882324 A CN 104882324A CN 201510169192 A CN201510169192 A CN 201510169192A CN 104882324 A CN104882324 A CN 104882324A
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- CN
- China
- Prior art keywords
- main
- vacuum interrupter
- auxiliary
- lever
- tripping mechanism
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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.)
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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
- H01H33/02—Details
- H01H33/46—Interlocking mechanisms
- H01H33/52—Interlocking mechanisms for interlocking two or more 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
-
- 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
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a method for high-voltage power supply fast switching in a short time. A high-voltage power supply comprises a main power supply terminal, an auxiliary power supply terminal, an outlet column, a switching operation mechanism, a main vacuum interrupter, a main tripping mechanism, an auxiliary vacuum interrupter and an auxiliary tripping mechanism. The switching operation mechanism comprises a drive mechanism having a drive arm, a lever and an interlocking mechanism. The drive arm is connected rotatably with one end of the lever, and the other end of the lever is connected with the interlocking mechanism. The main tripping mechanism comprises a main rotating shaft and a main transmission crank arm. The main transmission crank arm is connected with a moving contact in the main vacuum interrupter. The auxiliary tripping mechanism comprises an auxiliary rotating shaft and an auxiliary transmission crank arm. The auxiliary transmission crank arm is connected with a moving contact in the auxiliary vacuum interrupter. The interlocking mechanism comprises a transmission rod with two ends respectively connected with the main transmission crank arm and the auxiliary transmission crank arm. The other end of the lever is connected rotatably with the central portion of the transmission rod. The drive mechanism enables the transmission rod to reciprocate along the horizontal direction. The invention is capable of dual power supply switching in a short time, nearly with no time difference.
Description
Technical field
the divisional application that the present patent application is the applying date is " on 06 13rd, 2011 ", application number is " 2011101570831 ", patent name is the patent of invention of " high voltage source fast switch over method and high-speed switched high-voltage switch ".
Background technology
At present, in order to improve the reliability of power supply, a large amount of employing dual power supply circuit (Liang Tiao supply line, be generally a circuit on power system, from reserve line) in electric power system, when a line power breaks down, by another line powering.For this reason need by control device, indoor will employing is no less than two high-tension switch cabinets, and open air is no less than high-voltage switch gear on two important actors, could realize the requirement selecting supply line.This control mode, not only adds equipment and the operating cost of user, but also the accident of power supply hidden danger that lies dormant.High-voltage switch gear on two and above high-tension switch cabinet/post, is difficult to realize the mechanical chain on high-tension switch cabinet/post between high-voltage switch gear.It is generally acknowledged only have the electrical interlocks of control device to be insecure, once the misoperation of control device fault or operations staff, all likely occur duplicate supply feed simultaneously, will major accident be led to.
Chinese patent application 200610154471.3 discloses a kind of outdoor high voltage double power source vacuum breaker, this kind of vacuum circuit-breaker installs the high-voltage dual power conversion equipment of a chain double-throw disconnecting switch composition additional on vacuum circuit-breaker, although this kind of mode achieves when high-voltage dual power automatically switches with electrical interlocks and mechanical chain, reduce the possibility of feed while of two-way high pressure, it is high-voltage dual power switching device shifter more satisfactory at present, but also there is drawback, the isolating switch of its double-throw is directly exposed in external environment, along with the number of times used and the increase of time, contact surface can constantly be oxidized, cause wiper resistance to increase conductive capability to reduce, contact easily generates heat and the shortcoming such as to burn out.In addition, the concrete handover operation process of this kind of double power source vacuum breaker is: first disconnect the sound conductive contact in vacuum interrupter, and then utilize double-throw disconnecting switch to carry out duplicate supply switching, therefore switching time is longer, general needs more than 10 seconds, the interruption duration of length like this, electrical equipment needs will be caused to restart could be run, and seriously reduces operating efficiency.
Summary of the invention
The object of this invention is to provide a kind of switch required time shorter, be bordering on the shorter high voltage source fast switch over method a kind of switching time switched without the time difference.
The technical scheme realizing the object of the invention is: the high voltage source fast switch over method that a kind of switching time is shorter, this high voltage source comprise main power source binding post, auxiliary power binding post, outlet column, handover operation mechanism, the main vacuum interrupter be electrically connected with main power source binding post, for driving the main tripping mechanism of moving contact movement in main vacuum interrupter, the secondary vacuum interrupter be electrically connected with auxiliary power binding post and for driving the secondary tripping mechanism of moving contact movement in secondary vacuum interrupter; Described handover operation mechanism comprises driving mechanism, the interlocking gear of lever and for synchronously driving main tripping mechanism and secondary tripping mechanism to carry out trip action with actuating arm, actuating arm in described driving mechanism and one end of lever are rotationally connected, and the other end of described lever is connected with interlocking gear; Described main tripping mechanism comprises main shaft and is arranged on the main transmission connecting lever on main shaft, and described main transmission connecting lever is connected with the moving contact in main vacuum interrupter; Described secondary tripping mechanism comprises auxiliary spindle and is arranged on the auxiliary transmission crank arm on auxiliary spindle, and described auxiliary transmission crank arm is connected with the moving contact in secondary vacuum interrupter; Described interlocking gear comprise two ends respectively with described main transmission connecting lever and the secondary drive link rotating connecting lever and be connected, the other end of described lever and the middle part of drive link are rotationally connected; Described main vacuum interrupter and secondary vacuum interrupter are separately positioned on the two side ends of housing, and the level that is is contour is symmetrical arranged; Described lever is arranged in the middle of main shaft and auxiliary spindle, and described outlet column is arranged in shell bottom wall; Main vacuum interrupter, main tripping mechanism, secondary vacuum interrupter, secondary tripping mechanism, interlocking gear and driving mechanism are arranged in same housing, and described driving mechanism is arranged on the top of drive link, and described driving mechanism orders about drive link reciprocating motion in the horizontal direction.
The present invention has following good effect: (1) the present invention by being provided with for the main vacuum interrupter of break-make main power source, for driving the main tripping mechanism of moving contact movement in main vacuum interrupter, for the secondary vacuum interrupter of break-make auxiliary power, for driving the secondary tripping mechanism of moving contact movement in secondary vacuum interrupter, interlocking gear and driving mechanism in same housing; Described driving mechanism synchronously drives main tripping mechanism and secondary tripping mechanism to carry out trip action by interlocking gear; Can while main power source break-make, interlocking gear is utilized to carry out break-make to auxiliary power, its interruption duration is substantially equal to the operate time of tripping mechanism, about several ms, compare with the interruption duration of tens of seconds traditionally, can ensure that most of electrical equipment does not need to restart could work, effectively ensure that carrying out continuously of production, there is huge economic benefit.
(2) structure of the present invention comparatively simplifies compact, fully reduces the installing space that entirety takies, and reduces manufacturing cost; This structure also can the reliability and stability of effective safety action in addition.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to invention effect also by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
fig. 1 is a kind of structural representation of the present invention.
Be labeled as shown in accompanying drawing: main power source binding post 1, auxiliary power binding post 2, outlet column 3, handover operation mechanism 4, driving mechanism 41, actuating arm 411, lever 42, interlocking gear 43, drive link 431, main vacuum interrupter 5, main tripping mechanism 6, main shaft 61, main transmission connecting lever 62, secondary vacuum interrupter 7, secondary tripping mechanism 8, auxiliary spindle 81, auxiliary transmission crank arm 82.
Embodiment
(embodiment 1, high-speed switched high-voltage switch)
Fig. 1 is a kind of structural representation of the present invention, shows a kind of embodiment of the present invention.
The present embodiment is a kind of high-speed switched high-voltage switch, see Fig. 1, comprise main power source binding post 1, auxiliary power binding post 2, outlet column 3, handover operation mechanism 4, the main vacuum interrupter 5 be electrically connected with main power source binding post 1, for driving the main tripping mechanism 6 of moving contact movement in main vacuum interrupter 5, the secondary vacuum interrupter 7 be electrically connected with auxiliary power binding post 2 and for driving the secondary tripping mechanism 8 of moving contact movement in secondary vacuum interrupter; Described handover operation mechanism 4 comprises driving mechanism 41, the interlocking gear 43 of lever 42 and for synchronously driving main tripping mechanism 6 and secondary tripping mechanism 8 to carry out trip action with actuating arm 411, actuating arm 411 in described driving mechanism 41 is rotationally connected with one end of lever 42, and the other end of described lever 42 is connected with interlocking gear 43.
The main transmission connecting lever 62 that described main tripping mechanism 6 comprises main shaft 61 and is arranged on main shaft 61, described main transmission connecting lever 62 is connected with the moving contact in main vacuum interrupter 5; The auxiliary transmission crank arm 82 that described secondary tripping mechanism 8 comprises auxiliary spindle 81 and is arranged on auxiliary spindle 81, described auxiliary transmission crank arm 82 is connected with the moving contact in secondary vacuum interrupter; Described interlocking gear 43 comprise two ends respectively with described main transmission connecting lever 62 and the secondary drive link 431 rotating connecting lever and be connected, the other end of described lever 42 and the middle part of drive link 431 are rotationally connected.
Described main vacuum interrupter 5 and secondary vacuum interrupter are separately positioned on the two side ends of housing, and the level that is is contour is symmetrical arranged; Described lever 42 is arranged in the middle of main shaft 61 and auxiliary spindle 81.
Described outlet column 3 is arranged in shell bottom wall.
(embodiment 2, high voltage source fast switch over method)
The present embodiment is the method for work of above-described embodiment 1, as shown in Figure 1, by being provided with for the main vacuum interrupter 5 of break-make main power source, for driving the main tripping mechanism 6 of moving contact movement in main vacuum interrupter 5, for the secondary vacuum interrupter of break-make auxiliary power, for driving the secondary tripping mechanism 8 of moving contact movement in secondary vacuum interrupter, interlocking gear 43 and driving mechanism 41 in same housing; Described main vacuum interrupter 5 and secondary vacuum interrupter to be on same straight line and to be symmetrical arranged each other, and described main tripping mechanism 6 and secondary tripping mechanism 8 are also symmetrical arranged each other; Described driving mechanism 41 drives interlocking gear 43 synchronously to drive main tripping mechanism 6 and secondary tripping mechanism 8 to carry out trip action by a leverage.
Above-described embodiment 1 and embodiment 2 show that embodiment 1 has following technique effect:
(1) can while main power source break-make, interlocking gear is utilized to carry out break-make to auxiliary power, its interruption duration is substantially equal to the operate time of tripping mechanism, about several ms, compare with the interruption duration of tens of seconds traditionally, can ensure that most of electrical equipment does not need to restart could work, effectively ensure that carrying out continuously of production, there is huge economic benefit.
(2) structure comparatively simplifies compact, fully reduces the installing space that entirety takies, and reduces manufacturing cost; This structure also can the reliability and stability of effective safety action in addition.
Obviously; above-described embodiment is only for example of the present invention is clearly described; and be not the restriction to embodiments of the present invention; for those of ordinary skill in the field; can also make other changes in different forms on the basis of the above description, and these belong to spirit institute's apparent change of extending out of the present invention or change and are still among protection scope of the present invention.
Claims (1)
1. the high voltage source fast switch over method that switching time is shorter, this high voltage source comprises main power source binding post (1), auxiliary power binding post (2), outlet column (3) and handover operation mechanism (4); It is characterized in that: also comprise be electrically connected with main power source binding post (1) main vacuum interrupter (5), for driving the main tripping mechanism (6) of moving contact movement in main vacuum interrupter (5), the secondary vacuum interrupter (7) be electrically connected with auxiliary power binding post (2) and for driving the secondary tripping mechanism (8) of moving contact movement in secondary vacuum interrupter; Described handover operation mechanism (4) comprises driving mechanism (41), the interlocking gear (43) of lever (42) and for synchronously driving main tripping mechanism (6) and secondary tripping mechanism (8) to carry out trip action with actuating arm (411), actuating arm (411) in described driving mechanism (41) is rotationally connected with one end of lever (42), and the other end of described lever (42) is connected with interlocking gear (43); Described main tripping mechanism (6) comprises main shaft (61) and is arranged on the main transmission connecting lever (62) on main shaft (61), and described main transmission connecting lever (62) is connected with the moving contact in main vacuum interrupter (5); Described secondary tripping mechanism (8) comprises auxiliary spindle (81) and is arranged on the auxiliary transmission crank arm (82) on auxiliary spindle (81), and described auxiliary transmission crank arm (82) is connected with the moving contact in secondary vacuum interrupter; Described interlocking gear (43) comprise two ends respectively with described main transmission connecting lever (62) and the secondary drive link (431) rotating connecting lever and be connected, the other end of described lever (42) and the middle part of drive link (431) are rotationally connected; Described main vacuum interrupter (5) and secondary vacuum interrupter are separately positioned on the two side ends of housing, and the level that is is contour is symmetrical arranged; Described lever (42) is arranged in the middle of main shaft (61) and auxiliary spindle (81), and described outlet column (3) is arranged in shell bottom wall; Main vacuum interrupter (5), main tripping mechanism (6), secondary vacuum interrupter, secondary tripping mechanism (8), interlocking gear (43) and driving mechanism (41) are arranged in same housing, described driving mechanism is arranged on the top of drive link, and described driving mechanism orders about drive link (431) reciprocating motion in the horizontal direction.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110157083.1A CN102254732B (en) | 2011-06-13 | 2011-06-13 | High voltage source fast switch over method and high-speed switched high-voltage switch |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110157083.1A Division CN102254732B (en) | 2011-06-13 | 2011-06-13 | High voltage source fast switch over method and high-speed switched high-voltage switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104882324A true CN104882324A (en) | 2015-09-02 |
Family
ID=44981919
Family Applications (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510173426.1A Pending CN104810189A (en) | 2011-06-13 | 2011-06-13 | Low-cost high-voltage power source quick switching high-voltage switch and switching method thereof |
| CN201510170426.6A Pending CN104882326A (en) | 2011-06-13 | 2011-06-13 | High-voltage power supply fast switching method |
| CN201510169192.3A Pending CN104882324A (en) | 2011-06-13 | 2011-06-13 | Method for high-voltage power supply fast switching in short time |
| CN201510169896.0A Pending CN104882323A (en) | 2011-06-13 | 2011-06-13 | Method for high-voltage power supply fast switching in short time |
| CN201510169777.5A Pending CN104882325A (en) | 2011-06-13 | 2011-06-13 | High-voltage power supply fast switching method |
| CN201110157083.1A Expired - Fee Related CN102254732B (en) | 2011-06-13 | 2011-06-13 | High voltage source fast switch over method and high-speed switched high-voltage switch |
| CN201510173814.XA Pending CN104810190A (en) | 2011-06-13 | 2011-06-13 | High voltage power supply fast switch high-voltage switch and switching method thereof |
| CN201510173414.9A Pending CN104810188A (en) | 2011-06-13 | 2011-06-13 | High-voltage power source quick switching high-voltage switch |
| CN201510173710.9A Pending CN104810197A (en) | 2011-06-13 | 2011-06-13 | Compact-structure high-voltage power source rapid switching high-voltage switch |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510173426.1A Pending CN104810189A (en) | 2011-06-13 | 2011-06-13 | Low-cost high-voltage power source quick switching high-voltage switch and switching method thereof |
| CN201510170426.6A Pending CN104882326A (en) | 2011-06-13 | 2011-06-13 | High-voltage power supply fast switching method |
Family Applications After (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510169896.0A Pending CN104882323A (en) | 2011-06-13 | 2011-06-13 | Method for high-voltage power supply fast switching in short time |
| CN201510169777.5A Pending CN104882325A (en) | 2011-06-13 | 2011-06-13 | High-voltage power supply fast switching method |
| CN201110157083.1A Expired - Fee Related CN102254732B (en) | 2011-06-13 | 2011-06-13 | High voltage source fast switch over method and high-speed switched high-voltage switch |
| CN201510173814.XA Pending CN104810190A (en) | 2011-06-13 | 2011-06-13 | High voltage power supply fast switch high-voltage switch and switching method thereof |
| CN201510173414.9A Pending CN104810188A (en) | 2011-06-13 | 2011-06-13 | High-voltage power source quick switching high-voltage switch |
| CN201510173710.9A Pending CN104810197A (en) | 2011-06-13 | 2011-06-13 | Compact-structure high-voltage power source rapid switching high-voltage switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (9) | CN104810189A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816328A (en) * | 2017-03-28 | 2017-06-09 | 盎迈智能科技（上海）有限公司 | The general dual-power transfer switch of push-pull type |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106158498A (en) * | 2012-12-24 | 2016-11-23 | 宏秀电气有限公司 | A kind of high-voltage switch gear |
| CN103414109B (en) * | 2013-08-21 | 2015-11-25 | 日升集团有限公司 | A kind of many electric power incoming lines switch cubicle |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH506874A (en) * | 1969-10-31 | 1971-04-30 | Bbc Brown Boveri & Cie | Pressurized gas switch with a double nozzle contact arrangement |
| DE3803065A1 (en) * | 1988-01-29 | 1989-08-10 | Siemens Ag | Vacuum switching tube |
| JP2891140B2 (en) * | 1995-07-13 | 1999-05-17 | 日新電機株式会社 | Pole-mounted vacuum switch |
| JP3930283B2 (en) * | 2001-10-15 | 2007-06-13 | 株式会社新愛知電機製作所 | Power switching switch with toggle mechanism |
| CN2724177Y (en) * | 2004-07-29 | 2005-09-07 | 武汉合力开关有限公司 | Double load switch operation device |
| CN1776853A (en) * | 2005-12-04 | 2006-05-24 | 宝光集团有限公司 | High-voltage Ac. three-phase double power-supply load swith |
| CN100545978C (en) * | 2005-12-21 | 2009-09-30 | 宁波奇乐电器实业总公司 | Automatic transfer switching electric appliance three-position type manual-operating mechanism |
| CN1945771B (en) * | 2006-10-29 | 2011-04-20 | 宝光集团有限公司 | Outdoor high voltage double power source vacuum breaker |
| CN101504894A (en) * | 2008-04-03 | 2009-08-12 | 黄勤飞 | Intelligent high voltage duplicate power source converting switch |
| CN101266894A (en) * | 2008-04-03 | 2008-09-17 | 黄勤飞 | An intelligent high-voltage dual power conversion switch |
| CN201252029Y (en) * | 2008-06-26 | 2009-06-03 | 黄勤飞 | Intelligent double-power conversion device |
| CN101383239B (en) * | 2008-06-26 | 2012-09-26 | 黄勤飞 | Chamber type automatic duplicate supply converting switch |
| JP5036647B2 (en) * | 2008-07-09 | 2012-09-26 | 東光電気株式会社 | Contact switching switch |
| CN101814400B (en) * | 2010-03-22 | 2012-10-03 | 郑逸扬 | Automatic high-voltage circuit breaker |
| CN202205641U (en) * | 2011-06-13 | 2012-04-25 | 苏肄鹏 | High-speed switched high-voltage switch |
-
2011
- 2011-06-13 CN CN201510173426.1A patent/CN104810189A/en active Pending
- 2011-06-13 CN CN201510170426.6A patent/CN104882326A/en active Pending
- 2011-06-13 CN CN201510169192.3A patent/CN104882324A/en active Pending
- 2011-06-13 CN CN201510169896.0A patent/CN104882323A/en active Pending
- 2011-06-13 CN CN201510169777.5A patent/CN104882325A/en active Pending
- 2011-06-13 CN CN201110157083.1A patent/CN102254732B/en not_active Expired - Fee Related
- 2011-06-13 CN CN201510173814.XA patent/CN104810190A/en active Pending
- 2011-06-13 CN CN201510173414.9A patent/CN104810188A/en active Pending
- 2011-06-13 CN CN201510173710.9A patent/CN104810197A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816328A (en) * | 2017-03-28 | 2017-06-09 | 盎迈智能科技（上海）有限公司 | The general dual-power transfer switch of push-pull type |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102254732A (en) | 2011-11-23 |
| CN104810188A (en) | 2015-07-29 |
| CN104882326A (en) | 2015-09-02 |
| CN104882323A (en) | 2015-09-02 |
| CN102254732B (en) | 2015-10-07 |
| CN104810190A (en) | 2015-07-29 |
| CN104810189A (en) | 2015-07-29 |
| CN104882325A (en) | 2015-09-02 |
| CN104810197A (en) | 2015-07-29 |
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