CN105845492A - Vacuum circuit-breaking equipment - Google Patents
Vacuum circuit-breaking equipment Download PDFInfo
- Publication number
- CN105845492A CN105845492A CN201610391607.6A CN201610391607A CN105845492A CN 105845492 A CN105845492 A CN 105845492A CN 201610391607 A CN201610391607 A CN 201610391607A CN 105845492 A CN105845492 A CN 105845492A
- Authority
- CN
- China
- Prior art keywords
- current transformer
- vacuum circuit
- circuit breaker
- gum cover
- soi
- 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.)
- Pending
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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
- H01H33/60—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
- H01H33/662—Housings or protective screens
-
- 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
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses vacuum circuit-breaking equipment. The vacuum circuit-breaking equipment comprises a lower insulation silicone sleeve, an upper insulation silicone sleeve and a current transformer; the lower insulation silicone sleeve comprises a tin bar, a fixed stud and a grounding rod; the upper end of the tin bar is connected with the upper insulation silicone sleeve; the lower end of the tin bar is connected with the fixed stud; the fixed stud is connected with the grounding rod; the upper insulation silicone sleeve comprises a vacuum arc-extinguishing chamber and a conductive clamp; a wiring terminal is arranged at the upper end of the vacuum arc-extinguishing chamber; the conductive clamp is positioned below the vacuum arc-extinguishing chamber; flexible connection is arranged in the conductive clamp; the current transformer is positioned at the left lower side of the lower insulation silicone sleeve; the current transformer is connected with the lower insulation sleeve; a wire outgoing terminal is arranged at the left side of the current transformer; and a silicon wire outgoing sleeve is arranged over the current transformer. The vacuum circuit-breaking equipment disclosed by the invention has the advantages of being simple in structure, fireproof, heat-insulated, waterproof and anti-creeping.
Description
Technical field
The present invention relates to a kind of vacuum circuit breaker equipment.
Background technology
Vacuum circuit breaker, it has, and volume is little, lightweight, be applicable to frequent operation, advantage that arc extinguishing need not overhaul, applies the most universal in power distribution network.Vacuum circuit breaker is 3～10kV; indoor distribution in 50Hz three-phase alternating current system; it is available in industrial and mining establishment, power plant, transformer station being used as protection and the control of electric equipment; being particularly well-suited to requirement non-oil ultra high vacuum system, few maintenance and the field of employment of frequent operation, chopper is configurable in middle-placed switch cabinet, double-layer cabinet, fixing cabinet and uses as control and protection high voltage electric equipment.The operation principle of vacuum circuit breaker is: when dynamic and static contact separating brake under the effect of operating mechanism, electric arc is produced between contact, contact surface at high temperature volatilizes steam, owing to contact is designed as special shape, electric current by time produce a magnetic field, electric arc along contact surface tangential direction rapid movement, has condensed part metals steam under this action of a magnetic field in metallic cylinder, electric arc just extinguishes when natural zero-crossing, and the dielectric strength between contact is recovered to get up the most rapidly.
Existing vacuum circuit breaker, generally the machinery folding controlling organization outside employing carry out separating brake and shutting-brake control；But, existing machinery folding train of mechanism is generally of extremely complex structure, installs inconvenience and easily breaks down, causing vacuum circuit breaker separating brake, switch failure, easily have an accident, it is impossible to ensure the reliability of vacuum circuit breaker.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of simple in construction, fire-proof and thermal-insulation and waterproof anti-creeping vacuum circuit breaker equipment.
For solving the problems referred to above, the present invention adopts the following technical scheme that
A kind of vacuum circuit breaker equipment, including lower floor's SOI gum cover pipe, upper strata SOI gum cover pipe summation current transformer, described lower floor SOI gum cover pipe includes tin bar, fixed bolt and earth rod, the upper end of described tin bar is telescopic joint with upper strata SOI glue, the lower end of described tin bar is connected with fixed bolt, described fixed bolt is connected with earth rod, described upper strata SOI gum cover pipe includes vacuum interrupter and conductive clamp, described vacuum interrupter upper end is provided with binding post, described conductive clamp is positioned at the lower section of vacuum interrupter, it is provided with in described conductive clamp and is flexible coupling, described current transformer is positioned at the lower left side of lower floor's SOI gum cover pipe, described current transformer is telescopic joint with lower floor SOI glue, it is provided with outlet terminal on the left of described current transformer, described current transformer be provided above silica gel lead collar.
As preferably, described tin bar is dismantled and assembled setting, after tin bar fuses, it is possible to be easily installed new tin bar.
As preferably, described earth rod upper end is cased with insulation tube, beneficially the upper part of protective grounding rod, prevents earth rod because directly contacting generation abnormality of the power with ground.
As preferably, described upper strata SOI gum cover pipe is dismantled and assembled setting, is conducive to after the SOI glue casing failure of upper strata, by only changing upper strata SOI gum cover pipe, and then reduces the waste of resource.
As preferably, described vacuum extinction indoor are provided with layer of silica gel, are conducive to protecting the normal power-up of vacuum interrupter, it is to avoid vacuum interrupter is burned out when high pressure is energized.
As preferably, described in be flexible coupling and be connected with tin bar, beneficially upper strata SOI gum cover pipe and lower floor SOI gum cover pipe is energized.
As preferably, described current transformer is dismantled and assembled setting, it is possible to changes or keeps in repair current transformer.
As preferably, arranging contiguous block and be connected with fixed bolt in described current transformer, beneficially current transformer connects electric wire by electric power output, it is possible to reduce the consumption of electric energy.
The invention have the benefit that owing to being provided with lower end SOI gum cover pipe, fixing upper strata SOI gum cover pipe summation current transformer can be supported, the effect controlling open circuit power-off can be played simultaneously, owing to arranging upper strata SOI gum cover pipe, high voltage can be born by vacuum interrupter, have and play the effect reducing upper strata SOI glue casing failure, owing to being provided with current transformer, electric current output can be used, and play the consumption that reduction electric energy produces in course of conveying.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention a kind of vacuum circuit breaker equipment.
Labelling in figure: 1-lower floor SOI gum cover pipe；2-upper strata SOI gum cover pipe；3-current transformer；4-tin bar；5-fixed bolt；6-earth rod；7-vacuum interrupter；8-binding post；9-conductive clamp；10-is flexible coupling；11-outlet terminal；12-silica gel lead collar.
Detailed description of the invention
nullAs shown in Figure 1，A kind of vacuum circuit breaker equipment，Including lower floor's SOI gum cover pipe 1、Upper strata SOI gum cover pipe 2 summation current transformer 3，Described lower floor SOI gum cover pipe 1 includes tin bar 4、Fixed bolt 5 and earth rod 6，The upper end of described tin bar 4 is connected with upper strata SOI gum cover pipe 2，The lower end of described tin bar 4 is connected with fixed bolt 5，Described fixed bolt 5 is connected with earth rod 6，Described upper strata SOI gum cover pipe 2 includes vacuum interrupter 7 and conductive clamp 9，Described vacuum interrupter 7 upper end is provided with binding post 8，Described conductive clamp 9 is positioned at the lower section of vacuum interrupter 7，It is provided with in described conductive clamp 9 and is flexible coupling 10，Described current transformer 3 is positioned at the lower left side of lower floor's SOI gum cover pipe 1，Described current transformer 3 is connected with lower floor SOI gum cover pipe 1，It is provided with outlet terminal 11 on the left of described current transformer 3，Described current transformer 3 be provided above silica gel lead collar 12.
Described tin bar 4 is dismantled and assembled setting, after tin bar fuses, it is possible to be easily installed new tin bar.
Described earth rod 6 upper end is cased with insulation tube, beneficially the upper part of protective grounding rod, prevents earth rod because directly contacting generation abnormality of the power with ground.
Described upper strata SOI gum cover pipe 2 is dismantled and assembled setting, is conducive to after the SOI glue casing failure of upper strata, by only changing upper strata SOI gum cover pipe, and then reduces the waste of resource.
It is provided with layer of silica gel in described vacuum interrupter 7, is conducive to protecting the normal power-up of vacuum interrupter, it is to avoid vacuum interrupter is burned out when high pressure is energized.
Described be flexible coupling 10 be connected with tin bar 4, beneficially upper strata SOI gum cover pipe and lower floor SOI gum cover pipe is energized.
Described current transformer 3 is dismantled and assembled setting, it is possible to changes or keeps in repair current transformer.
Arranging contiguous block in described current transformer 3 and be connected with fixed bolt 5, beneficially current transformer connects electric wire by electric power output, it is possible to reduce the consumption of electric energy.
The invention have the benefit that owing to being provided with lower end SOI gum cover pipe, fixing upper strata SOI gum cover pipe summation current transformer can be supported, the effect controlling open circuit power-off can be played simultaneously, owing to arranging upper strata SOI gum cover pipe, high voltage can be born by vacuum interrupter, have and play the effect reducing upper strata SOI glue casing failure, owing to being provided with current transformer, electric current output can be used, and play the consumption that reduction electric energy produces in course of conveying.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, any change expected without creative work or replacement, all should contain within protection scope of the present invention.
Claims (8)
- null1. a vacuum circuit breaker equipment，It is characterized in that: include lower floor's SOI gum cover pipe、Upper strata SOI gum cover pipe summation current transformer，Described lower floor SOI gum cover pipe includes tin bar、Fixed bolt and earth rod，The upper end of described tin bar is telescopic joint with upper strata SOI glue，The lower end of described tin bar is connected with fixed bolt，Described fixed bolt is connected with earth rod，Described upper strata SOI gum cover pipe includes vacuum interrupter and conductive clamp，Described vacuum interrupter upper end is provided with binding post，Described conductive clamp is positioned at the lower section of vacuum interrupter，It is provided with in described conductive clamp and is flexible coupling，Described current transformer is positioned at the lower left side of lower floor's SOI gum cover pipe，Described current transformer is telescopic joint with lower floor SOI glue，It is provided with outlet terminal on the left of described current transformer，Described current transformer be provided above silica gel lead collar.
- 2. vacuum circuit breaker equipment as claimed in claim 1, it is characterised in that: described tin bar is dismantled and assembled setting.
- 3. vacuum circuit breaker equipment as claimed in claim 2, it is characterised in that: described earth rod upper end is cased with insulation tube.
- 4. vacuum circuit breaker equipment as claimed in claim 3, it is characterised in that: described upper strata SOI gum cover pipe is dismantled and assembled setting.
- 5. vacuum circuit breaker equipment as claimed in claim 4, it is characterised in that: described vacuum extinction indoor are provided with layer of silica gel.
- 6. vacuum circuit breaker equipment as claimed in claim 5, it is characterised in that be flexible coupling described in: and be connected with tin bar.
- 7. vacuum circuit breaker equipment as claimed in claim 6, it is characterised in that: described current transformer is dismantled and assembled setting.
- 8. vacuum circuit breaker equipment as claimed in claim 7, it is characterised in that: contiguous block is set in described current transformer and is connected with fixed bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391607.6A CN105845492A (en) | 2016-06-06 | 2016-06-06 | Vacuum circuit-breaking equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391607.6A CN105845492A (en) | 2016-06-06 | 2016-06-06 | Vacuum circuit-breaking equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105845492A true CN105845492A (en) | 2016-08-10 |
Family
ID=56576664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610391607.6A Pending CN105845492A (en) | 2016-06-06 | 2016-06-06 | Vacuum circuit-breaking equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105845492A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101887819A (en) * | 2009-05-11 | 2010-11-17 | 三菱电机株式会社 | Vacuum switch |
| CN102427011A (en) * | 2011-12-23 | 2012-04-25 | 珠海康晋电气有限公司 | Fuse wire tube and switch cabinet |
| CN202384248U (en) * | 2011-12-16 | 2012-08-15 | 厦门兴厦控恒昌自动化有限公司 | Vacuum load switch |
| CN103730287A (en) * | 2013-12-20 | 2014-04-16 | 吴江市东泰电力特种开关有限公司 | Vacuum power switch |
| CN205069568U (en) * | 2015-11-03 | 2016-03-02 | 嘉兴职业技术学院 | Automatic fuse |
-
2016
- 2016-06-06 CN CN201610391607.6A patent/CN105845492A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101887819A (en) * | 2009-05-11 | 2010-11-17 | 三菱电机株式会社 | Vacuum switch |
| CN202384248U (en) * | 2011-12-16 | 2012-08-15 | 厦门兴厦控恒昌自动化有限公司 | Vacuum load switch |
| CN102427011A (en) * | 2011-12-23 | 2012-04-25 | 珠海康晋电气有限公司 | Fuse wire tube and switch cabinet |
| CN103730287A (en) * | 2013-12-20 | 2014-04-16 | 吴江市东泰电力特种开关有限公司 | Vacuum power switch |
| CN205069568U (en) * | 2015-11-03 | 2016-03-02 | 嘉兴职业技术学院 | Automatic fuse |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160810 |