CN104036991A - Three-working-position isolation switch operation device with anti-misoperation function - Google Patents
Three-working-position isolation switch operation device with anti-misoperation function Download PDFInfo
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- CN104036991A CN104036991A CN201310668195.2A CN201310668195A CN104036991A CN 104036991 A CN104036991 A CN 104036991A CN 201310668195 A CN201310668195 A CN 201310668195A CN 104036991 A CN104036991 A CN 104036991A
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention relates to a three-working-position isolation switch operation device with an anti-misoperation function. The device comprises a supporting base with feasibility of three-working-position operation, and a cover plate which is arranged at the front end of the three-working-position operation supporting base. The device is characterized in that the left and right sides on the supporting base are respectively provided with a three-working-position isolation switch isolation working position and a grounding working position operation mechanism. The cover plate is provided with a locking mechanism for realizing a locking relationship between a circuit breaker and an isolation switch. The locking mechanism comprises a push plate capable of being upwardly and downwardly elevated. The lower end of the push plate is hinged with one end of a second crank arm which is hinged on the supporting base. The other end of the second crank arm is hinged with one end of a first crank arm via a connecting rod, and the first crank arm is fixedly connected with an output shaft of the circuit breaker. The three-working-position isolation switch operation device is simple in structure so that misoperation of the isolation switch under the closing state of the circuit breaker can be absolutely effectively prevented, operation safety is guaranteed, safety hidden trouble is reduced, and thus the three-working-position isolation switch operation device has wide application prospect.
Description
Technical field
The present invention relates to a kind of tri-station isolating switch powder operation device with anti-misoperation function, be applied to high voltage electric switch cabinet.
Background technology
Power switch cabinet in use, for security consideration, need to divide at circuit breaker that have no progeny could disconnecting switch operation, definitely can not disconnecting switch operation when breaker closing; And existing isolating switch is in order to prevent misoperation, catch is just set on isolator operation hole, and belong to artificially can positive opening, so just to operating process, brought potential safety hazard.Therefore for the problems referred to above, are, objects that the present invention studies.
Summary of the invention
In view of the deficiencies in the prior art, the object of the present invention is to provide a kind of tri-station isolating switch powder operation device with anti-misoperation function, contribute to solve existing circuit breaker and isolator operation insecure security hidden trouble of interlocking.
Technical program of the present invention lies in:
A kind of tri-station isolating switch powder operation device with anti-misoperation function, comprise bearing that can three station manipulations and be located at the cover plate of three station manipulation bearing front ends, it is characterized in that: on described bearing, the left and right sides is respectively equipped with tri-station isolating switch isolation station and ground connection station operating mechanism, described cover plate is provided with the blocking mechanism of realizing circuit breaker and isolating-switch locking relation, described blocking mechanism comprise one can oscilaltion push pedal, it is hinged that the lower end of described push pedal and is articulated with the one end of the second connecting lever on bearing, the other end of described the second connecting lever is hinged with the one end that is fixed on the first connecting lever on output shaft of circuit breaker through a connecting rod.
Wherein, the isolation station of described tri-station isolating switch comprises with ground connection station operating mechanism a screw mandrel that can rotate relative to bearing that is divided into bearing both sides, on described screw mandrel, be bolted with a movable block, on described movable block, offer a notch, on described notch, be installed on a drive pin, the middle part of described bearing is hinged with one in order to be connected to the rotating disk on mechanism's action effect output shaft, the both sides of described rotating disk offer respectively a groove, described groove is positioned on the lift path of corresponding side drive pin, the upper end of described screw mandrel is fixed with a driving cone tooth, described driving cone tooth meshes with the main cone tooth being driven by drive shaft of being located at support top.
Described blocking mechanism comprises the left and right jam plate that is articulated with respectively cover plate both sides, on cover plate corresponding to tri-station isolating switch isolation station and ground connection station operating mechanism main cone tooth drive shaft, offer operation through hole, two described operation through holes lay respectively on the rotation path of left and right jam plate upper end.
Described left and right jam plate is connected in push pedal through working spring separately, and described left and right jam plate top is connected with push pedal through winning in succession separately.
Described screw mandrel is rotationally connected through being located thereon bearing and the bearing of bottom.
The both sides of described bearing are also respectively equipped with the guide rod being slidably connected with respective side movable block.
The invention has the advantages that: the present invention is simple in structure, simple operation, energy effective guarantee processing safety, reduces potential safety hazard, has broad prospect of application.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the structural representation of the blocking mechanism of the embodiment of the present invention.
Fig. 3 is the tri-station isolating switch isolation station of the embodiment of the present invention and the structural representation of ground connection station operating mechanism.
Fig. 4 is the side-looking structural representation of Fig. 3.
Embodiment
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below.
Referring to figs. 1 to Fig. 4, the present invention relates to a kind of tri-station isolating switch powder operation device with anti-misoperation function, comprise bearing 1 that can three station manipulations and be located at the cover plate 2 of three station manipulation bearing front ends, described bearing is provided with tri-station isolating switch isolation station and ground connection station operating mechanism, described cover plate is provided with the blocking mechanism of realizing circuit breaker and isolating-switch locking relation, described blocking mechanism comprise one can oscilaltion push pedal 3, it is hinged that the lower end of described push pedal and is articulated with the one end of the second connecting lever 4 on bearing, the other end of described the second connecting lever is hinged with the one end that is fixed on the first connecting lever 6 on output shaft of circuit breaker through a connecting rod 5.
Above-mentioned tri-station isolating switch isolation station comprises with ground connection station operating mechanism a screw mandrel that can rotate relative to bearing 7 that is divided into bearing both sides, on described screw mandrel, be bolted with a movable block 8, on described movable block, offer a notch 9, on described notch, be installed on a drive pin 10, the middle part of described bearing is hinged with one in order to be connected to the rotating disk 11 on mechanism's action effect output shaft, the both sides of described rotating disk offer respectively a groove 12, described groove is positioned on the lift path of corresponding side drive pin, the upper end of described screw mandrel is fixed with a driving cone tooth 13, described driving cone tooth meshes with the main cone tooth being driven by drive shaft of being located at support top.
Above-mentioned blocking mechanism comprises the left and right jam plate 14,15 that is articulated with respectively cover plate both sides, on cover plate corresponding to tri-station isolating switch isolation station and ground connection station operating mechanism main cone tooth drive shaft, offer operation through hole 16,17, two described operation through holes lay respectively on the rotation path of left and right jam plate upper end.
Above-mentioned left and right jam plate is connected in push pedal through working spring 18,19 separately, and described left and right jam plate top 22,23 is connected with push pedal through winning in succession separately.
Above-mentioned screw mandrel is rotationally connected with bearing through being located thereon the bearing 20 of bottom.
The both sides of above-mentioned bearing are also respectively equipped with the guide rod 21 being slidably connected with respective side movable block.
Specific embodiment of the invention process: during breaker closing, breaker operator main shaft turns clockwise, drive the first connecting lever, the first connecting lever drivening rod moves upward, connecting rod drives the second connecting lever to clockwise rotate around fulcrum, the second connecting lever drives push pedal to move downward, and push pedal makes left and right jam plate open to both sides by the effect of connecting plate separately, pins ground connection and isolated operation through hole.
And tri-station isolating switch operating process is as follows: such as, in order to realize isolating switch combined floodgate, control, driving is positioned at the main cone tooth of isolating switch control bit side, it is driven with the driving cone tooth of its engagement rotates, then drive the moving movable block of cone cingulum to move down, the drive pin connecting on movable block is entered in the groove of rotating disk, continuation decline along with drive pin, thereby drive dial rotation, because rotating disk is fixedly connected with mechanism action effect output shaft, and then realize output shaft rotation, complete follow-up isolating switch mechanism combined floodgate job requirements; When reversion main cone tooth, can realize separating brake requirement.In like manner, can obtain earthed switch divide-shut brake operation process.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (6)
1. a tri-station isolating switch powder operation device with anti-misoperation function, comprise bearing that can three station manipulations and be located at the cover plate of three station manipulation bearing front ends, it is characterized in that: on described bearing, the left and right sides is respectively equipped with tri-station isolating switch isolation station and ground connection station operating mechanism, described cover plate is provided with the blocking mechanism of realizing circuit breaker and isolating-switch locking relation, described blocking mechanism comprise one can oscilaltion push pedal, it is hinged that the lower end of described push pedal and is articulated with the one end of the second connecting lever on bearing, the other end of described the second connecting lever is hinged with the one end that is fixed on the first connecting lever on output shaft of circuit breaker through a connecting rod.
2. the tri-station isolating switch powder operation device with anti-misoperation function according to claim 1, it is characterized in that: described tri-station isolating switch isolation station comprises with ground connection station operating mechanism a screw mandrel that can rotate relative to bearing that is divided into bearing both sides, on described screw mandrel, be bolted with a movable block, on described movable block, offer a notch, on described notch, be installed on a drive pin, the middle part of described bearing is hinged with one in order to be connected to the rotating disk on mechanism's action effect output shaft, the both sides of described rotating disk offer respectively a groove, described groove is positioned on the lift path of corresponding side drive pin, the upper end of described screw mandrel is fixed with a driving cone tooth, described driving cone tooth meshes with the main cone tooth being driven by drive shaft of being located at support top.
3. the tri-station isolating switch powder operation device with anti-misoperation function according to claim 2, it is characterized in that: described blocking mechanism comprises the left and right jam plate that is articulated with respectively cover plate both sides, on cover plate corresponding to tri-station isolating switch isolation station and ground connection station operating mechanism main cone tooth drive shaft, offer operation through hole, two described operation through holes lay respectively on the rotation path of left and right jam plate upper end.
4. the tri-station isolating switch powder operation device with anti-misoperation function according to claim 3, is characterized in that: described left and right jam plate is connected in push pedal through working spring separately, and described left and right jam plate top is connected with push pedal through winning in succession separately.
5. the tri-station isolating switch powder operation device with anti-misoperation function according to claim 2, is characterized in that: described screw mandrel is rotationally connected through being located thereon bearing and the bearing of bottom.
6. the tri-station isolating switch powder operation device with anti-misoperation function according to claim 2, is characterized in that: the both sides of described bearing are also respectively equipped with the guide rod being slidably connected with respective side movable block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310668195.2A CN104036991B (en) | 2013-12-07 | 2013-12-07 | There is the tri-station isolating switch powder operation device of anti-misoperation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310668195.2A CN104036991B (en) | 2013-12-07 | 2013-12-07 | There is the tri-station isolating switch powder operation device of anti-misoperation function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104036991A true CN104036991A (en) | 2014-09-10 |
| CN104036991B CN104036991B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310668195.2A Active CN104036991B (en) | 2013-12-07 | 2013-12-07 | There is the tri-station isolating switch powder operation device of anti-misoperation function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111180228A (en) * | 2020-01-15 | 2020-05-19 | 云南电网有限责任公司电力科学研究院 | Interlocking device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08191509A (en) * | 1995-01-09 | 1996-07-23 | Nissin Electric Co Ltd | Operating apparatus of disconnecting switch and grounding switch |
| JPH10188745A (en) * | 1996-12-20 | 1998-07-21 | Nissin Electric Co Ltd | Interlock device of circuit breaker |
| CN201084577Y (en) * | 2007-08-10 | 2008-07-09 | 廖明厚 | A drive and clutch of three-stations mechanism |
| WO2011020509A1 (en) * | 2009-08-20 | 2011-02-24 | Siemens Aktiengesellschaft | Switchgear |
| CN203250679U (en) * | 2013-06-03 | 2013-10-23 | 沈阳东牧电器制造有限公司 | Three-position switch electric operating mechanism for GIS |
-
2013
- 2013-12-07 CN CN201310668195.2A patent/CN104036991B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08191509A (en) * | 1995-01-09 | 1996-07-23 | Nissin Electric Co Ltd | Operating apparatus of disconnecting switch and grounding switch |
| JPH10188745A (en) * | 1996-12-20 | 1998-07-21 | Nissin Electric Co Ltd | Interlock device of circuit breaker |
| CN201084577Y (en) * | 2007-08-10 | 2008-07-09 | 廖明厚 | A drive and clutch of three-stations mechanism |
| WO2011020509A1 (en) * | 2009-08-20 | 2011-02-24 | Siemens Aktiengesellschaft | Switchgear |
| CN203250679U (en) * | 2013-06-03 | 2013-10-23 | 沈阳东牧电器制造有限公司 | Three-position switch electric operating mechanism for GIS |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111180228A (en) * | 2020-01-15 | 2020-05-19 | 云南电网有限责任公司电力科学研究院 | Interlocking device |
| CN111180228B (en) * | 2020-01-15 | 2021-10-08 | 云南电网有限责任公司电力科学研究院 | Interlocking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104036991B (en) | 2016-08-17 |
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