CN104599876A - Tripping and interlocking device in circuit breaker - Google Patents
Tripping and interlocking device in circuit breaker Download PDFInfo
- Publication number
- CN104599876A CN104599876A CN201510002153.4A CN201510002153A CN104599876A CN 104599876 A CN104599876 A CN 104599876A CN 201510002153 A CN201510002153 A CN 201510002153A CN 104599876 A CN104599876 A CN 104599876A
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- tripping
- breaker body
- push rod
- connecting rod
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention relates to the technical field of electrical equipment, and discloses a tripping and interlocking device in a circuit breaker. The tripping and interlocking device includes a circuit breaker body, a tripping semiaxis and a switching-on positioning piece arranged in the circuit breaker body, wherein the tripping semiaxis is jointed with the switching-on positioning piece to achieve the switching-on of the circuit breaker, a driving rod is arranged on the circuit breaker body, a top is arrange at the upper end of the driving rod, a horizontal long slot is formed in the top, a reset spring is arranged between the top and the upper end of the circuit breaker body, the circuit breaker is also provided with an inner rotating arm and an outer rotating arm which are connected by a rotating shaft, a centre is arranged on the inner rotating arm and fit in the horizontal long slot in the top in a sliding manner, and the lower end of the driving rod is positioned above the tripping semiaxis and close to the same. The tripping and interlocking device in the circuit breaker is proper in tripping point position, can trip when the interlock directly ejects, and reaches the operating security standards of power switch boxes.
Description
Technical field
The present invention relates to technical field of electrotechnical equipment, particularly relate to a kind of releasing interlock device of circuit breaker internal.
Background technology
Power switch cabinet is a kind of important electrical equipment, and it prevents misoperation fault from being global Compulsory Features with the technical measures preventing staff from touching electrified body electric shock accidents by mistake.Interlocking must be utilized circuit breaker emergency trip to be tripped when power switch cabinet misoperation.Circuit breaker in power switch cabinet, its inner interlocking without threading off most is drawn, and the function of such switch cubicle interlocking to circuit breaker emergency trip tripping operation is just difficult to realize.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of releasing interlock device of circuit breaker internal, by the appropriate position of trip point, interlocking directly be pushed up and just realizing threading off.
The technical scheme that the present invention takes is:
A kind of releasing interlock device of circuit breaker internal, it is characterized in that, comprise breaker body, the dropout semiaxis arranged in described breaker body and combined floodgate keeper, described dropout semiaxis engages with described combined floodgate keeper the combined floodgate detained and realize circuit breaker, described breaker body arranges a drive rod, in the upper end of described drive rod, top is set, described top has horizontal elongated slot, between described top and described breaker body upper end, back-moving spring is set, described circuit breaker is also provided with cock arm and outer pivoted arm, described cock arm is connected by a rotating shaft with outer pivoted arm, described cock arm is provided with thimble, described thimble is slidably fitted in the horizontal elongated slot on described top, the lower end of described drive rod is positioned at the top of described dropout semiaxis near the position of described dropout semiaxis.
Further, described drive rod is two sections, comprise the connecting rod of epimere and the push rod of hypomere, described connecting rod is connected with top, a support is set above described dropout semiaxis, support arranges a scaffold tube, and the lower end of described push rod is arranged at the top of described dropout semiaxis through described support guide.
Further, described connecting rod is connected by a connector with push rod, and described connector comprises two screwed pipes fixing side by side, and the lower end of described connecting rod and the upper end of push rod are provided with thread segment, and described connecting rod and push rod coordinate with described two screwed pipes respectively.
Further, back-moving spring is set between described connector and described scaffold tube.
Further, described breaker body arranges upper bracket, described axis of rotation is arranged on described upper bracket.
The invention has the beneficial effects as follows:
(1) the convenient connection of interlocking with power switch cabinet of a kind of releasing interlock device of circuit breaker internal;
(2) trip point position is appropriate, just can thread off when interlocking and directly pushing up, and interlocking process is simple;
(3) connecting rod and push rod are by connector, the flexile mounting method that both realizations are out-of-line;
(4) between cock arm and outer pivoted arm, connected mode is flexible.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention;
Accompanying drawing 2 is the end view of accompanying drawing 1.
Label in accompanying drawing is respectively:
1. scaffold tube; 2. push rod;
3. back-moving spring; 4. connector;
5. connecting rod; 6. upper bracket;
7. rotating shaft; 8. cock arm;
9. outer pivoted arm; 10. dropout semiaxis;
11. combined floodgate keepers; 12. supports;
13. breaker body; 14. tops.
Embodiment
Elaborate below in conjunction with the embodiment of accompanying drawing to the releasing interlock device of a kind of circuit breaker internal of the present invention.
See accompanying drawing 1, 2, a kind of releasing interlock device of circuit breaker internal comprises breaker body 13, the dropout semiaxis 10 arranged in breaker body 13 and combined floodgate keeper 11, dropout semiaxis 10 engages with combined floodgate keeper 11 combined floodgate detained and realize circuit breaker, dropout semiaxis 10 and combined floodgate keeper 11 connect to thread off and realize the separating brake of circuit breaker, breaker body 13 arranges a drive rod, drive rod is two sections, comprise the connecting rod 5 of epimere and the push rod 2 of hypomere, in the upper end of connecting rod 5, top 14 is set, top 14 has horizontal elongated slot, between top 14 and breaker body 13 upper end, back-moving spring 3 is set, breaker body 13 is also provided with cock arm 8 and outer pivoted arm 9, cock arm 8 is connected by a rotating shaft 7 with outer pivoted arm 9, rotating shaft 7 is rotated and is arranged on a upper bracket 6, upper bracket 6 is arranged in breaker body 13.Cock arm 8 is provided with thimble, and thimble is slidably fitted in the horizontal elongated slot on top 14, and the lower end of push rod 2 is positioned at the top of dropout semiaxis 10 near the position of dropout semiaxis 10.Above dropout semiaxis 10, arrange a support 12, support 12 arranges a scaffold tube 1, the lower end of push rod 2 is arranged at the top of dropout semiaxis 10 through scaffold tube 1.Connecting rod 5 is connected by a connector 4 with push rod 2, and connector 4 comprises two screwed pipes fixing side by side, and the lower end of connecting rod 5 and the upper end of push rod 2 are provided with thread segment, and connecting rod 5 and push rod 2 coordinate with two screwed pipes respectively.Back-moving spring 3 is set between connector 4 and scaffold tube 1.
The course of work of the present invention is, the position of outer pivoted arm 9 can be arranged on the place of needs, by rotating shaft 7, misoperation rotation is passed to cock arm 8, when cock arm 8 rotates, the elastic force that connecting rod 5 overcomes back-moving spring 3 moves downward, push rod 2 is contacted and presses down dropout semiaxis 10, dropout semiaxis 10 is separated with combined floodgate keeper 11, circuit breaker emergency trip.When after the stressed releasing on outer pivoted arm 9, two back-moving springs 3 make push rod 2 and connecting rod 5 upwards reset, and dropout semiaxis 10 is left in the bottom of push rod 2, if at this moment circuit breaker resets, will not be subject to the impact of dropout interlocking device.
Below be only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. the releasing interlock device of a circuit breaker internal, it is characterized in that: comprise breaker body, the dropout semiaxis arranged in described breaker body and combined floodgate keeper, described dropout semiaxis engages with described combined floodgate keeper the combined floodgate detained and realize circuit breaker, described breaker body arranges a drive rod, in the upper end of described drive rod, top is set, described top has horizontal elongated slot, between described top and described breaker body upper end, back-moving spring is set, described circuit breaker is also provided with cock arm and outer pivoted arm, described cock arm is connected by a rotating shaft with outer pivoted arm, described cock arm is provided with thimble, described thimble is slidably fitted in the horizontal elongated slot on described top, the lower end of described drive rod is positioned at the top of described dropout semiaxis near the position of described dropout semiaxis.
2. the releasing interlock device of a kind of circuit breaker internal according to claim 1, it is characterized in that: described drive rod is two sections, comprise the connecting rod of epimere and the push rod of hypomere, described connecting rod is connected with top, a support is set above described dropout semiaxis, support arranges a scaffold tube, and the lower end of described push rod is arranged at the top of described dropout semiaxis through described support guide.
3. the releasing interlock device of a kind of circuit breaker internal according to claim 2, it is characterized in that: described connecting rod is connected by a connector with push rod, described connector comprises two screwed pipes fixing side by side, the lower end of described connecting rod and the upper end of push rod are provided with thread segment, and described connecting rod and push rod coordinate with described two screwed pipes respectively.
4. the releasing interlock device of a kind of circuit breaker internal according to claim 3, is characterized in that: between described connector and described scaffold tube, arrange back-moving spring.
5. the releasing interlock device of a kind of circuit breaker internal according to any one of claim 1 to 4, it is characterized in that: described breaker body arranges upper bracket, described axis of rotation is arranged on described upper bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510002153.4A CN104599876B (en) | 2015-01-05 | 2015-01-05 | Tripping and interlocking device in circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510002153.4A CN104599876B (en) | 2015-01-05 | 2015-01-05 | Tripping and interlocking device in circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104599876A true CN104599876A (en) | 2015-05-06 |
| CN104599876B CN104599876B (en) | 2017-02-22 |
Family
ID=53125581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510002153.4A Active CN104599876B (en) | 2015-01-05 | 2015-01-05 | Tripping and interlocking device in circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104599876B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966642A (en) * | 2015-06-30 | 2015-10-07 | 许继电气股份有限公司 | Push rod and releasing device using the same, and operation mechanism |
| CN106159783A (en) * | 2016-08-30 | 2016-11-23 | 天津汇和电气设备股份有限公司 | The power distribution cabinet of emergency brake-disconnecting mechanism for breaker preposition adjustable type terminals |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2254137A1 (en) * | 2009-05-21 | 2010-11-24 | LS Industrial Systems Co., Ltd | Move-out type interlock apparatus for circuit breaker |
| CN201698931U (en) * | 2010-01-18 | 2011-01-05 | 北海银河开关设备有限公司 | Mechanical interlocking device of circuit breaker |
| CN202585182U (en) * | 2012-04-20 | 2012-12-05 | 福州天宇电气股份有限公司 | Emergency trip device for breaker for cabinet |
| CN202855615U (en) * | 2012-09-24 | 2013-04-03 | 厦门明翰电气股份有限公司 | Vacuum circuit breaker switch-on interlocking mechanism |
| CN203967593U (en) * | 2014-05-20 | 2014-11-26 | 四川电器集团股份有限公司 | A kind of circuit breaker cart emergency brake-dividing device |
| CN204029700U (en) * | 2014-08-02 | 2014-12-17 | 浙江沈高所电气有限公司 | Interlocking vacuum circuit-breaker |
| CN204424116U (en) * | 2015-01-05 | 2015-06-24 | 上海中科电气(集团)有限公司 | A kind of releasing interlock device of circuit breaker internal |
-
2015
- 2015-01-05 CN CN201510002153.4A patent/CN104599876B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2254137A1 (en) * | 2009-05-21 | 2010-11-24 | LS Industrial Systems Co., Ltd | Move-out type interlock apparatus for circuit breaker |
| CN201698931U (en) * | 2010-01-18 | 2011-01-05 | 北海银河开关设备有限公司 | Mechanical interlocking device of circuit breaker |
| CN202585182U (en) * | 2012-04-20 | 2012-12-05 | 福州天宇电气股份有限公司 | Emergency trip device for breaker for cabinet |
| CN202855615U (en) * | 2012-09-24 | 2013-04-03 | 厦门明翰电气股份有限公司 | Vacuum circuit breaker switch-on interlocking mechanism |
| CN203967593U (en) * | 2014-05-20 | 2014-11-26 | 四川电器集团股份有限公司 | A kind of circuit breaker cart emergency brake-dividing device |
| CN204029700U (en) * | 2014-08-02 | 2014-12-17 | 浙江沈高所电气有限公司 | Interlocking vacuum circuit-breaker |
| CN204424116U (en) * | 2015-01-05 | 2015-06-24 | 上海中科电气(集团)有限公司 | A kind of releasing interlock device of circuit breaker internal |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966642A (en) * | 2015-06-30 | 2015-10-07 | 许继电气股份有限公司 | Push rod and releasing device using the same, and operation mechanism |
| CN104966642B (en) * | 2015-06-30 | 2017-12-15 | 许继电气股份有限公司 | A kind of push rod and trip gear, the operating mechanism using the push rod |
| CN106159783A (en) * | 2016-08-30 | 2016-11-23 | 天津汇和电气设备股份有限公司 | The power distribution cabinet of emergency brake-disconnecting mechanism for breaker preposition adjustable type terminals |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104599876B (en) | 2017-02-22 |
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| C14 | Grant of patent or utility model | ||
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