CN103943403B - The mono-earthing isolator mechanical locking device of 220KV - Google Patents
The mono-earthing isolator mechanical locking device of 220KV Download PDFInfo
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- CN103943403B CN103943403B CN201410195395.5A CN201410195395A CN103943403B CN 103943403 B CN103943403 B CN 103943403B CN 201410195395 A CN201410195395 A CN 201410195395A CN 103943403 B CN103943403 B CN 103943403B
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- connector
- interlock plate
- axle
- operator
- interlock
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Abstract
The present invention relates to the mono-earthing isolator mechanical locking device of 220kV, mainly comprise: operator vertical rod, operator interlock plate, cutter interlock plate, bracket, bearing, axle, connector I, connecting rod, connector II, interlock dish, cutter vertical rod; Operator interlock plate is located on operator vertical rod and fixes with operator vertical rod, bearing is located on axle and fixes with axle, ground cutter interlock plate is located on bearing to be fixed with bearing, axle is located on bracket and fixes with bracket, the two ends of connecting rod are connected with connector I and connector II, and connector I is connected with ground cutter interlock plate by connecting axle I, and connector II is connected with interlock dish by connecting axle II, interlock dish is located on ground cutter vertical rod and fixes with ground cutter vertical rod, interlocks between operator interlock plate and ground cutter interlock plate.Compared with prior art, the advantages such as 220kV of the present invention mono-earthing isolator mechanical locking device structure is simple, rotation is flexible, location, divide-shut brake position robust.
Description
Technical field
The present invention relates generally to isolating switch mechanical latching field, mainly the mono-earthing isolator mechanical locking device of a kind of 220kV.
Background technology
In electric power system, in order to ensure power equipment safety reliability service and personal safety, this is also one of primary and most important requirement, at present because of mechanical chain mechanism existing defects in design between isolating switch and earthed switch, when earthed switch closing position, isolating switch can be shaken; When isolating switch closing position, earthed switch can be shaken.So just cause isolating switch and earthed switch safe distance deficiency, mechanical latching is unreliable, the pernicious misoperation fault that switch with ground combined floodgate or charged conjunction earthed switch are caused in wrong interval may be run, very large hidden danger is brought to the safety and stability of converting equipment and the personal safety of operating personnel.For guaranteeing converting equipment and personal safety reliable request, preventing from running the pernicious misoperation fault that switch with ground combined floodgate or charged conjunction earthed switch are caused in wrong interval, the mono-earthing isolator mechanical locking device of 220kV must be adopted.
Summary of the invention
In view of this, the object of the present invention is to provide the mono-earthing isolator mechanical locking device of a kind of 220kV, overcome the defect of prior art, it mainly solves the feature of existing technology Shortcomings part.And provide a kind of structure simple, rotate flexibly, the mono-earthing isolator mechanical locking device of 220kV of location, divide-shut brake position and mechanical latching robust.
For achieving the above object, one embodiment of the present of invention provide the mono-earthing isolator mechanical locking device of a kind of 220kV, comprising: operator vertical rod, operator interlock plate, location hole I, alignment pin I, cutter interlock plate, bracket, connecting axle I, location hole II, split pin I, bearing, axle, bracket location hole, connector I, nut I, connecting rod, nut II, connector II, connecting axle II, interlock dish, cutter vertical rod, location hole III, split pin II, location hole IV, alignment pin II; Described operator interlock plate is located on operator vertical rod and is fixed by alignment pin I and operator vertical rod; The two ends of described connecting rod are connected with connector I and connector II, fixed by nut I, nut II between connecting rod and connector I and connector II, connector I is connected with ground cutter interlock plate by connecting axle I, connector I and connecting axle I is fixed by split pin I, connector II is connected with interlock dish by connecting axle II, connector II and connecting axle II is fixed by split pin II, interlocks between described operator interlock plate and ground cutter interlock plate.
The two ends of described connecting rod are respectively equipped with positive and negative bolt, and positive and negative bolt and connecting rod are integrated; Described connecting axle I is located on ground cutter interlock plate and fixes with ground cutter interlock plate; Described connecting axle II is located on interlock dish and fixes with interlock dish; Described operator interlock plate, cutter interlock plate be circular arc type.
Described interlock dish is located on ground cutter vertical rod, is fixed by alignment pin II and ground cutter vertical rod; Described bearing is located on axle and fixes with axle; Described ground cutter interlock plate is located on bearing and fixes with bearing; Described axle is located on bracket and fixes with bracket.
The mono-earthing isolator mechanical locking device of described 220kV is metal material.
The effect that the present invention is useful is: when isolating switch is at closing position, single earthing isolator mechanical locking device, earthing isolator is latched in open position, now earthing isolator cannot close, and only has when isolating switch separating brake puts in place, could close earthing isolator, when earthing isolator is at closing position, single earthing isolator mechanical locking device, by isolating-switch locking at open position, now isolating switch cannot close.Only have when earthing isolator separating brake puts in place, could isolating switch be closed.Ensure in electric power system, the safe and reliable operation of electrical network or equipment, avoided charged conjunction earthing isolator or the generation keeping apart the pernicious misoperation fault closing isolating switch with ground.The advantage such as the isolating switch machinery not busy lock advanced design of employing, simple and reasonable, multiple functional, rotation is flexible, dependable performance is the mono-earthing isolator mechanical locking device of a kind of novel 220kV.
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 structural representation of the present invention.
Description of reference numerals: operator vertical rod 1, operator interlock plate 2, location hole I3, alignment pin I4, cutter interlock plate 5, bracket 6, connecting axle I7, location hole II8, split pin I9, bearing 10, axle 11, bracket location hole 12, connector I13, nut I14, connecting rod 15, nut II16, connector II17, connecting axle II18, interlock dish 19, cutter vertical rod 20, location hole III21, split pin II22, location hole IV23, alignment pin II24.
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; based on the embodiment in the present invention; those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is structural representation of the present invention, shown in Fig. 1, the mono-earthing isolator mechanical locking device of the 220kV in the present invention comprises: operator vertical rod 1, operator interlock plate 2, location hole I3, alignment pin I4, cutter interlock plate 5, bracket 6, connecting axle I7, location hole II8, split pin I9, bearing 10, axle 11, bracket location hole 12, connector I13, nut I14, connecting rod 15, nut II16, connector II17, connecting axle II18, interlock dish 19, cutter vertical rod 20, location hole III21, split pin II22, location hole IV23, alignment pin II24.
Operator interlock plate 2 is located on operator vertical rod 1, alignment pin I4 inserts in location hole I3, operator interlock plate 2 is fixed by alignment pin I4 and operator vertical rod 1, bearing 10 is located on axle 11 and fixes with axle 11, axle 11 is located on bracket 6 and fixes with bracket 6, ground cutter interlock plate 5 is located on bearing 10 and fixes with bearing 10, connecting rod 15 two ends are connected with connector I13 and connector II17, by nut I14 between connecting rod and connector I13 and connector II17, nut II16 fixes, connector I13 is connected with ground cutter interlock plate 5 by connecting axle I7, connector I13 and connecting axle I7 is fixed by split pin I9, connector II17 is connected with interlock dish 19 by connecting axle II18, connector II17 and connecting axle II18 is fixed by split pin II22, connecting axle I7 is located on ground cutter interlock plate 5 and fixes with ground cutter interlock plate 5, connecting axle II18 is located on interlock dish 19 and fixes with interlock dish 19, interlock dish 19 is located on ground cutter vertical rod 20, alignment pin II24 inserts in location hole IV23, fixed by alignment pin II24 and ground cutter vertical rod 20, interlock between operator interlock plate 2 and ground cutter interlock plate 5.
When isolating switch is at closing position, single earthing isolator mechanical locking device, earthing isolator is latched in open position, now earthing isolator cannot close, and only has when isolating switch separating brake puts in place, could close earthing isolator, when earthing isolator is at closing position, single earthing isolator mechanical locking device, by isolating-switch locking at open position, now isolating switch cannot close.Only have when earthing isolator separating brake puts in place, could isolating switch be closed.Reach the solid and reliable function of mechanical latching between isolating switch and earthing isolator.Make use of theory of mechanics, and simple and reasonable, multiple functional, rotate flexibly, the advantage such as dependable performance.Reach prevent charged conjunction earthing isolator, with ground keeping apart close isolating switch misoperation, ensure the object of the safe and reliable operation of power system device, create benefit simultaneously.
In addition to the implementation, all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of application claims.
Claims (4)
1. the mono-earthing isolator mechanical locking device of 220kV, it is characterized in that, comprising: operator vertical rod, operator interlock plate, location hole I, alignment pin I, cutter interlock plate, bracket, connecting axle I, location hole II, split pin I, bearing, axle, bracket location hole, connector I, nut I, connecting rod, nut II, connector II, connecting axle II, interlock dish, cutter vertical rod, location hole III, split pin II, location hole IV, alignment pin II; Described operator interlock plate is located on operator vertical rod and is fixed by alignment pin I and operator vertical rod; The two ends of described connecting rod are connected with connector I and connector II, fixed by nut I, nut II between connecting rod and connector I and connector II, connector I is connected with ground cutter interlock plate by connecting axle I, connector I and connecting axle I is fixed by split pin I, connector II is connected with interlock dish by connecting axle II, connector II and connecting axle II is fixed by split pin II, interlocks between described operator interlock plate and ground cutter interlock plate.
2. the mono-earthing isolator mechanical locking device of 220kV according to claim 1, is characterized in that: the two ends of described connecting rod are respectively equipped with positive and negative bolt, and positive and negative bolt and connecting rod are integrated; Described connecting axle I is located on ground cutter interlock plate and fixes with ground cutter interlock plate; Described connecting axle II is located on interlock dish and fixes with interlock dish; Described operator interlock plate, cutter interlock plate be circular arc type.
3. the mono-earthing isolator mechanical locking device of 220kV according to claim 1, is characterized in that: described interlock dish is located on ground cutter vertical rod, is fixed by alignment pin II and ground cutter vertical rod; Described bearing is located on axle and fixes with axle; Described ground cutter interlock plate is located on bearing and fixes with bearing; Described axle is located on bracket and fixes with bracket.
4. the mono-earthing isolator mechanical locking device of 220kV according to claim 1, is characterized in that: the mono-earthing isolator mechanical locking device of described 220kV is metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410195395.5A CN103943403B (en) | 2014-05-01 | 2014-05-01 | The mono-earthing isolator mechanical locking device of 220KV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410195395.5A CN103943403B (en) | 2014-05-01 | 2014-05-01 | The mono-earthing isolator mechanical locking device of 220KV |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103943403A CN103943403A (en) | 2014-07-23 |
| CN103943403B true CN103943403B (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410195395.5A Expired - Fee Related CN103943403B (en) | 2014-05-01 | 2014-05-01 | The mono-earthing isolator mechanical locking device of 220KV |
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| CN (1) | CN103943403B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319156B (en) * | 2014-11-18 | 2016-03-30 | 中国能源建设集团湖南省电力设计院有限公司 | Single ground connection high voltage isolating switch operating mechanism case |
| CN106128842B (en) * | 2016-07-06 | 2019-01-18 | 国网黑龙江省电力有限公司检修公司 | Easy installing type disconnecting switch mechanical locking device and working method |
| CN107785207A (en) * | 2017-10-27 | 2018-03-09 | 成都亨通兆业精密机械有限公司 | A kind of high voltage isolator and grounding switch operation interlocking mechanism |
| CN111192785B (en) * | 2019-12-20 | 2021-12-17 | 河南平高电气股份有限公司 | Mechanical locking device for isolating switch and grounding switch |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101621184A (en) * | 2009-06-11 | 2010-01-06 | 宁波电业局 | Mechanical anti-misoperation locking device of 220KV positive-negative isolating switch |
| CN201655642U (en) * | 2010-04-28 | 2010-11-24 | 山东泰开隔离开关有限公司 | Interlocking device for double-column level fracture isolating switch |
| CN203799945U (en) * | 2014-05-01 | 2014-08-27 | 陈惠� | 220kV single grounding isolation switch machinery blocking device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10241509A (en) * | 1997-02-21 | 1998-09-11 | Toshiba Fa Syst Eng Kk | Disconnecting and earthing apparatus |
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2014
- 2014-05-01 CN CN201410195395.5A patent/CN103943403B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101621184A (en) * | 2009-06-11 | 2010-01-06 | 宁波电业局 | Mechanical anti-misoperation locking device of 220KV positive-negative isolating switch |
| CN201655642U (en) * | 2010-04-28 | 2010-11-24 | 山东泰开隔离开关有限公司 | Interlocking device for double-column level fracture isolating switch |
| CN203799945U (en) * | 2014-05-01 | 2014-08-27 | 陈惠� | 220kV single grounding isolation switch machinery blocking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103943403A (en) | 2014-07-23 |
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Granted publication date: 20160106 Termination date: 20180501 |