CN2543192Y - Hot-line work arc extinguisher - Google Patents
Hot-line work arc extinguisher Download PDFInfo
- Publication number
- CN2543192Y CN2543192Y CN 02229803 CN02229803U CN2543192Y CN 2543192 Y CN2543192 Y CN 2543192Y CN 02229803 CN02229803 CN 02229803 CN 02229803 U CN02229803 U CN 02229803U CN 2543192 Y CN2543192 Y CN 2543192Y
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- CN
- China
- Prior art keywords
- contact
- insulation
- conductive
- arc
- main support
- 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.)
- Expired - Fee Related
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
A live-operated arc arrestor comprises an insulation main support. The insulation main support has its edge provided with a conductive contact insulation guide bar capable of moving up and down and having lower end connected with an operation insulated handle; the guide bar is respectively provided with an upper main conductive mobile contact, an arc-arresting tube lower conductive mobile contact, an arc-arresting tube open/close rotation handle linkage rod, and lower main conductive mobile contact; an upper main conductive static contact, an S Delta C switch arc-arresting tube, an open/close rotation handle, an arc-arresting lower conductive static contact, and lower main conductive static contact are correspondingly arranged on the insulation main support. The utility model has simple and reasonable structure, convenient and reliable operation, reliable insulation, convenient and safe disassembling, and good generality.
Description
Technical field
The utility model relates to a kind of arc-extinction device that can chargedly tear, take non-loaded cable open, belong to the repair apparatus of power circuit.
Background technology
Along with increasing of newly-built electric substation, switchyard, the workloads such as taking lead-in wire of tearing open of taking lead-in wire and service cable of turnover cable rack ceases to be busy trackside increased greatly when cable during annual main cable performulation and overhead transmission line lead-in wire were torn open, taken and newly-built switchyard is gone into operation.For reducing the interruption duration of overhead transmission line, just need power department to carry out live line working as much as possible, to change the mode of tearing, taking cable tail under original power down mode open, carry out charged work of tearing, taking non-loaded cable open, especially power supply improves reliability to 10KV distribution overhead transmission line, effectively improves business economic benefit and social benefit.Because 10KV line live-line work workplace is apart from little, small electric arc all is hidden danger in the operating process.The charged lead-in wire of tearing, take 10KV cable rack ceases to be busy trackside open, key technical problem are how to eliminate to tear, take the capacitive electric arc that capacitance current and leakage current produce in the cable process open.By to each producer's investigation of the whole nation, also there is not development to be fit to the arc arrester that hot line job is used at present.Carry out at each power department of the whole nation and mostly to use the extinguishing arc rope in the charged project of tearing, taking the 10KV cable open or by rule of thumb, the fail safe of live line working just can not get abundant assurance like this.
Summary of the invention
The purpose of this utility model is to provide a kind of suitable live line working practicality, simple to operate, safe and reliable, deciliter stable performance, indicate tangible hot line job arc arrester, it includes one and thoroughly does away with the edge main support, it is one moving up and down that the limit of this insulation main support is provided with, the bottom is connected with the conductive contact insulation guide post of operation insulated handle, its bar upper end is provided with leading electronic contact, middle upper end is provided with conductive moving contact and expulsion tube deciliter turning handle gangbar under the expulsion tube that is communicated with last leading electronic contact, correspondingly be provided with arc arrester in the upper end of insulation main support metal hook is installed, the bottom of this metal hook is provided with corresponding the going up of last leading electronic contact and dominates electric fixed contact; Insulation main support under the expulsion tube above the conductive moving contact is provided with and conducts electricity fixed contact under S δ C switch arc suppression pipe and deciliter turning handle and the expulsion tube corresponding with conductive moving contact under the expulsion tube.
The epimere portion of described conductive contact insulation guide post is provided with the insulation pillar, and upward leading electronic contact is placed in the insulation pillar; Hypomere portion at conductive contact insulation guide post also is provided with the following leading electronic contact that is communicated with conductive moving contact under the expulsion tube, is provided with down leading electric fixed contact on the insulation main support above it accordingly.
The bottom of described conductive contact insulation guide post links to each other with the operation insulated handle by a movable insulated connecting rod.
The utility model adopts S δ C switch auxiliary switch, by to the installation dimension of the contact breaking and shutting point after expulsion tube installation site, extinguishing arc distance, connecting line and the maximum possible in the work etc., design targetedly, make it have following characteristics: 1, switching process is finished for 1 time, end-state adopts obviously disconnected intuitively chalaza design, and is easy and simple to handle reliable; 2, arc extinguishing logical, moment is all finished by the expulsion tube interlock of S δ C switch; 3, portable leading electric contact shortens operational stroke effectively when guaranteeing break distance; 4, main support adopts the insulated hollow pipe, and in light weight, insulation property are reliable, the convenient safety of dismounting; 5, versatility is good, matches by adjusting annex that applicable different installation form cable is charged tears the lead-in wire work of taking open.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail: the utility model mainly includes one and thoroughly does away with edge main support 3, and its upper end is installed with arc arrester metal hook 1 is installed, and is provided with conduction fixed contact 2 in the bottom of this metal hook 1; Be provided with in the middle epimere portion of insulation main support 3 and conduct electricity fixed contact 8 under S δ C switch arc suppression pipe 5 and deciliter turning handle 6 and the expulsion tube; The hypomere of insulation main support 3 is provided with down leading electric fixed contact 10.In addition the limit of insulation main support 3 is provided with conductive contact insulation guide post 12 one moving up and down, that the bottom is connected with operation insulated handle 14, the epimere portion of this bar is provided with and is positioned at conduction fixed contact 2 belows and a corresponding with it leading electronic contact 15 and the eradication edge pillar 4, and upward leading electronic contact 15 is placed in the insulation pillar 4.Equally, be provided with in the middle epimere portion of conductive contact insulation guide post 12 and be positioned under the expulsion tube below the conduction fixed contact 8 and conductive moving contact 9 and expulsion tube deciliter turning handle gangbar 7 under the corresponding with it expulsion tube; Be provided with in the hypomere portion of conductive contact insulation guide post 12 and be positioned at below the down leading electric fixed contact 10 and corresponding with it following leading electronic contact 11.Conductive moving contact 9 and down leading electronic contact 11 threes link by the leading bar of hiding in conductive contact insulation guide post 12 16 that is electrically connected under described leading electronic contact 15, the expulsion tube.The bottom of described conductive contact insulation guide post 12 links to each other with operation insulated handle 14 by a movable insulated connecting rod 13.
The course of action of the utility model when cable is taken lead-in wire and the time closed arc arrester is: upwards promote conductive moving contact 9 expulsion tubes deciliter turning handle gangbar 7 under operation insulated handle 14 drive activity insulated connecting rods 13, conductive contact insulation guide post 12 and down leading electronic contact 11 expulsion tubes, upward leading electronic contact 15 moves up.Instantly conductive moving contact 9 and expulsion tube conduct electricity fixed contact 8 down and contact when intersecting 1CM under leading electronic contact 11 and down leading electric fixed contact 10, the expulsion tube, the expulsion tube deciliter turning handle gangbar 7 promotion S δ C switch arc suppression pipe deciliter turning handles 6 S δ C switch arc suppression pipe 5 that closes.Leading electronic contact 15 and last leading electric fixed contact 2 are at a distance of 5CM on this moment, and S δ C switch arc suppression device 5 is dominated electronic contact 15 and last leading electric fixed contact 2 in the conducting bypass.Continue upwards to promote insulation operating grip 14, closely contact with last leading electric fixed contact 2 until last leading electronic contact 15.Because conductive moving contact 9 under the expulsion tube, down leading electronic contact 11, upward leading electronic contact 15 is UNICOMs, finally leading electric fixed contact 2 and down leading electric fixed contact 10 conductings.
The course of action that disconnects arc arrester during the cable disconnecting lead is: pull operation insulated handle 14 and drive activity insulated connecting rod 13, conductive contact insulation guide post 12 reach conductive moving contact 9 expulsion tubes deciliter turning handle gangbar 7 under down leading electronic contact 11, the expulsion tube downwards, upward leading electronic contact 15 moves down.At first disconnect and go up leading electronic contact 15 and last leading electric fixed contact 2 leading electric contacts, by leading electronic contact 15 and last leading electric fixed contact 2 in the 5 conducting bypasses of S δ C switch arc suppression pipe, treat leading electronic contact 15 and last leading electric fixed contact 2 when 5CM, expulsion tube deciliter turning handle gangbar 7 pulling S δ C switch arc suppression pipe deciliter turning handles 6 disconnect S δ C switch arc suppression pipes 5.This leading at present electric fixed contact 10 and down leading electronic contact 11, expulsion tube conduction fixed contact down contacts with conductive moving contact 9 conductive contacts under the expulsion tube and intersect 1CM, continue the downward operating grip 14 that insulate that spurs to disconnection fully.Coverage is between conductive contact described in the utility model: be 10CM between upward leading electronic contact 15 and the last leading electric fixed contact 2; Be 10CM between the conductive moving contact 9 under conduction fixed contact 8 and the expulsion tube under the expulsion tube; Between leading down electric fixed contact 10 and the down leading electronic contact 11 is 10CM; Going up between leading electric fixed contact 2 and the down leading electric fixed contact 10 is 20CM.The utility model also being respectively arranged with conduction connection folder up and down on the conductive contact up and down, is used for the connection of lead.
Claims (3)
1, a kind of hot line job arc arrester, it includes one and thoroughly does away with the edge main support, it is characterized in that the insulating limit of main support (3) is provided with one moving up and down, the bottom is connected with the conductive contact insulation guide post (12) of operation insulated handle (14), its bar upper end is provided with leading electronic contact (15), middle upper end is provided with conductive moving contact (9) and expulsion tube deciliter turning handle gangbar (7) under the expulsion tube that is communicated with last leading electronic contact (15), correspondingly be provided with arc arrester in the upper end of insulation main support (3) metal hook (1) is installed, the bottom of this metal hook (1) is provided with corresponding the going up of last leading electronic contact (15) and dominates electric fixed contact (2); The insulation main support (3) of conductive moving contact under the expulsion tube (9) top is provided with S δ C switch arc suppression pipe (5) and deciliter turning handle (6) and the expulsion tube following conduction fixed contact (8) corresponding with conductive moving contact (9) under the expulsion tube.
2, hot line job arc arrester as claimed in claim 1 is characterized in that the epimere portion of described conductive contact insulation guide post (12) is provided with insulation pillar (4), and upward leading electronic contact (15) is placed in the insulation pillar (4); Hypomere portion at conductive contact insulation guide post (12) also is provided with the following leading electronic contact (11) that is communicated with conductive moving contact (9) under the expulsion tube, is provided with down leading electric fixed contact (10) on the insulation main support above it accordingly.
3, hot line job arc arrester as claimed in claim 1 or 2 is characterized in that the bottom of described conductive contact insulation guide post (12) links to each other with operation insulated handle (14) by a movable insulated connecting rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02229803 CN2543192Y (en) | 2002-03-18 | 2002-03-18 | Hot-line work arc extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02229803 CN2543192Y (en) | 2002-03-18 | 2002-03-18 | Hot-line work arc extinguisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2543192Y true CN2543192Y (en) | 2003-04-02 |
Family
ID=33705993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02229803 Expired - Fee Related CN2543192Y (en) | 2002-03-18 | 2002-03-18 | Hot-line work arc extinguisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2543192Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623172A (en) * | 2012-02-23 | 2012-08-01 | 江苏省电力公司泰州供电公司 | Capacitor discharging rod |
| CN104091704A (en) * | 2014-06-30 | 2014-10-08 | 深圳供电局有限公司 | Spring power self-locking device of arc suppression switch |
| CN104112611A (en) * | 2013-04-22 | 2014-10-22 | 江苏省电力公司常州供电公司 | Portable single-phase air bypass switch |
| CN107946994A (en) * | 2017-11-17 | 2018-04-20 | 国家电网公司 | A kind of potential transfer arc-extinction device |
-
2002
- 2002-03-18 CN CN 02229803 patent/CN2543192Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623172A (en) * | 2012-02-23 | 2012-08-01 | 江苏省电力公司泰州供电公司 | Capacitor discharging rod |
| CN104112611A (en) * | 2013-04-22 | 2014-10-22 | 江苏省电力公司常州供电公司 | Portable single-phase air bypass switch |
| CN105206441A (en) * | 2013-04-22 | 2015-12-30 | 江苏省电力公司常州供电公司 | Easy-to-maintain single-phase air bypass switch |
| CN104112611B (en) * | 2013-04-22 | 2016-01-20 | 江苏省电力公司常州供电公司 | Portable single-phase air bypass switch |
| CN105280406A (en) * | 2013-04-22 | 2016-01-27 | 江苏省电力公司常州供电公司 | Safe-to-use single phase air by-pass switch |
| CN105206441B (en) * | 2013-04-22 | 2017-07-18 | 国网江苏省电力公司常州供电公司 | The single-phase air bypass switch of easy care |
| CN105280406B (en) * | 2013-04-22 | 2017-10-17 | 国网江苏省电力公司常州供电公司 | Switched using the single-phase air bypass of safety |
| CN104091704A (en) * | 2014-06-30 | 2014-10-08 | 深圳供电局有限公司 | Spring power self-locking device of arc suppression switch |
| CN104091704B (en) * | 2014-06-30 | 2016-08-17 | 深圳供电局有限公司 | Spring power self-locking device of arc suppression switch |
| CN107946994A (en) * | 2017-11-17 | 2018-04-20 | 国家电网公司 | A kind of potential transfer arc-extinction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |