CN104157505A - Fully-insulated fully-shielded solid sealing body - Google Patents
Fully-insulated fully-shielded solid sealing body Download PDFInfo
- Publication number
- CN104157505A CN104157505A CN201410390885.0A CN201410390885A CN104157505A CN 104157505 A CN104157505 A CN 104157505A CN 201410390885 A CN201410390885 A CN 201410390885A CN 104157505 A CN104157505 A CN 104157505A
- Authority
- CN
- China
- Prior art keywords
- vacuum interrupter
- cavity body
- insulated
- sealing body
- lower chamber
- 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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 18
- 239000007787 solid Substances 0.000 title abstract 3
- 230000003068 static effect Effects 0.000 claims abstract description 20
- 238000002955 isolation Methods 0.000 claims abstract description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052802 copper Inorganic materials 0.000 claims abstract description 16
- 239000010949 copper Substances 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims description 20
- 238000009413 insulation Methods 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 6
- 230000005684 electric field Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses a fully-insulated fully-shielded solid sealing body, which comprises a vacuum interrupter, an insulated pull rod, an insulated shell, and a transmission mechanism, wherein the insulated shell is provided with an upper cavity body and a lower cavity body; the upper cavity body and the lower cavity body are both in the horizontal direction; the vacuum interrupter and the insulated pull rod are arranged inside the upper cavity body; the upper cavity body is provided with an upper wire outgoing port; a moving end conductive surface of the vacuum interrupter is connected with an upper wire outgoing copper bus inside the upper wire outgoing port; a moving conductive rod of the vacuum interrupter is connected with one end of the insulated pull rod; the left end of the lower cavity body is provided with an isolated switch static contact; the right end of the lower cavity body is provided with a grounding contact; the static end conductive surface of the vacuum interrupter is electrically connected with the isolated switch static contact; and the lower cavity body is internally provided with a guide rail along the horizontal direction. The fully-insulated fully-shielded solid sealing body integrates three functions of the vacuum circuit breaker, the isolation switch and grounding into one, and is wide in use and simple in structure.
Description
Technical field
The present invention relates to high-voltage switch gear technical field, be specifically related to a kind of all insulation full-shield sealing body.
Background technology
Pole is used in the major loop of high-pressure vacuum breaker, is used for controlling switching on and off of main circuit current.
In the conventional pole of high-pressure vacuum breaker, only seal part of vacuum interrupter, realize a kind of function in circuit breaker, and pole is in service in energising, surface can band charge inducing, is not very safe in running.
Summary of the invention
The technical problem to be solved in the present invention: only seal part of vacuum interrupter in the conventional pole of high-pressure vacuum breaker, in circuit breaker, realize a kind of single function, and pole is in service in energising, charge inducing can be with in surface, is not very safe in running.
In order to solve above technical problem, technical scheme of the present invention is as follows: all insulation full-shield sealing body, comprises vacuum interrupter, insulated tension pole, insulation shell, transmission mechanism;
Described insulation shell is provided with upper cavity, lower chamber; Described upper cavity, lower chamber are all in horizontal direction;
Described vacuum interrupter, insulated tension pole are arranged in described upper cavity; Described upper cavity is provided with outlet port;
The moved end conducting surface of described vacuum interrupter connects the upper outlet copper busbar in upper outlet port; The moving conductive rod of described vacuum interrupter is connected with one end of insulated tension pole;
The left end of described lower chamber arranges static contact isolation switch, and the right-hand member of described lower chamber arranges grounding contact; The quiet end conducting surface of described vacuum interrupter is electrically connected to described static contact isolation switch;
In described lower chamber, along continuous straight runs is provided with guide rail, is provided with the movable conductor of sliding along guide rail direction on guide rail; Movable conductor is slided and is electrically connected to static contact isolation switch to left end, and movable conductor is slided and is electrically connected to grounding contact to right-hand member; Described lower chamber is provided with lower wire end mouth, is provided with lower outlet copper busbar in described lower wire end mouth, and described lower outlet copper busbar is electrically connected to guide rail; Described transmission mechanism drives described movable conductor along horizontal motion through grounding contact.
The technical scheme being more preferably, the outer surface of described insulation shell is provided with carbon dust semiconductor layer.Play the effect of shielding high voltage electric field, reach switch in energising running, surface induction voltage, lower than the safe voltage below 36v, plays very large safety effect.
The technical scheme being more preferably, the quiet end conducting surface of described vacuum interrupter connects described static contact isolation switch by copper busbar.
The technical scheme being more preferably, described transmission mechanism adopts screw rod to realize.
Compare with prior art scheme, beneficial effect of the present invention: inner sealing vacuum interrupter of the present invention and isolating switch, realized two kinds of functions of vacuum circuit-breaker and isolating switch, thereby made this sealing body possess the combined electrical apparatus of vacuum circuit-breaker and isolating switch.At sealing external surface design one deck carbon dust semiconductor layer, play the effect of shielding high voltage electric field simultaneously, reach switch in energising running, surface induction voltage, lower than the safe voltage below 36v, plays very large safety effect.And in the situation that isolating switch disconnects, realized again grounding function.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of movable conductor of the present invention while contacting with static contact isolation switch;
Fig. 2 is the schematic diagram of movable conductor of the present invention while overlapping with guide rail;
Fig. 3 is the schematic diagram of movable conductor of the present invention while contacting with grounding contact.
Wherein, the 1st, upper outlet copper busbar; The 2nd, vacuum interrupter; The 3rd, copper busbar; The 4th, static contact isolation switch; The 5th, movable conductor; The 6th, guide rail; The 7th, lower outlet copper busbar; The 8th, insulation shell; The 9th, flexible link; The 10th, insulated tension pole; The 11st, grounding contact.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiment: all insulation full-shield sealing body, comprises vacuum interrupter 2, insulated tension pole 10, insulation shell 8; Insulation shell 8 is provided with upper cavity, lower chamber; Upper cavity, lower chamber are all in horizontal direction;
Vacuum interrupter 2, insulated tension pole 10 are arranged in described upper cavity; Upper cavity is provided with outlet port; The moved end conducting surface of vacuum interrupter connects the upper outlet copper busbar 1 in upper outlet port by flexible link 9; The moving conductive rod of vacuum interrupter is connected with one end of insulated tension pole 10; The left end of lower chamber arranges static contact isolation switch 4, and the right-hand member of described lower chamber arranges grounding contact 11; The quiet end conducting surface of vacuum interrupter is electrically connected to described static contact isolation switch; In lower chamber, along continuous straight runs is provided with guide rail 6, is provided with the movable conductor 5 of sliding along guide rail direction on guide rail;
Movable conductor 5 is slided and is electrically connected to static contact isolation switch 4 to left end, and movable conductor is slided and is electrically connected to grounding contact 11 to right-hand member; Lower chamber is provided with lower wire end mouth, is provided with lower outlet copper busbar 7 in described lower wire end mouth, and described lower outlet copper busbar 7 is electrically connected to guide rail.
And the outer surface of insulation shell is provided with carbon dust semiconductor layer.
Wherein, the quiet end conducting surface of described vacuum interrupter connects described static contact isolation switch by copper busbar 3.
Also comprise screw rod, screw rod drives described movable conductor along horizontal motion through grounding contact.
The drive part of transmission mechanism of the present invention belongs to existing known technology and is not described in detail.
Operation principle of the present invention: inner sealing vacuum interrupter and isolating switch, realized two kinds of functions of vacuum circuit-breaker and isolating switch, thereby made this sealing body possess the combined electrical apparatus of vacuum circuit-breaker and isolating switch.At sealing external surface design one deck carbon dust semiconductor layer, play the effect of shielding high voltage electric field simultaneously, reach switch in energising running, surface induction voltage, lower than the safe voltage below 36v, plays very large safety effect.
Isolating switch function and grounding function: in the idle situation of insulated tension pole, movable conductor is moved to static contact isolation switch direction, and inserts in static contact isolation switch, realize isolating switch and close a floodgate; When movable conductor enters into guide rail completely, isolating switch separating brake, when movable conductor moves to grounding contact, and while inserting in grounding contact, realizes switch ground connection.
Vacuum circuit-breaker function: the working condition of the normal work of insulated tension pole, motionless after movable conductor contact static contact isolation switch, at this moment just played the function of vacuum circuit-breaker.
This kind of sealing body is for highly to have concentrated the combined electrical apparatus of vacuum circuit-breaker and tri-station isolating switch, and design principle is very simple, very small and exquisite.Vacuum interrupter adopts linear motion type, and three station isolation, earthed switch also adopt rectilinear motion form, have simplified the kind of drive of operating mechanism, have reduced the overall dimension of product, have optimized the electric field strength of product.Shielding action, has realized product in the operating security performance of energising.
Claims (4)
1. all insulation full-shield sealing body, comprises vacuum interrupter, insulated tension pole, insulation shell, transmission mechanism; Described insulation shell is provided with upper cavity, lower chamber;
Described upper cavity, lower chamber are all in horizontal direction;
Described vacuum interrupter, insulated tension pole are arranged in described upper cavity;
Described upper cavity is provided with outlet port;
The moved end conducting surface of described vacuum interrupter connects the upper outlet copper busbar in upper outlet port;
The moving conductive rod of described vacuum interrupter is connected with one end of insulated tension pole;
The left end of described lower chamber arranges static contact isolation switch, and the right-hand member of described lower chamber arranges grounding contact;
The quiet end conducting surface of described vacuum interrupter is electrically connected to described static contact isolation switch;
In described lower chamber, along continuous straight runs is provided with guide rail, is provided with the movable conductor of sliding along guide rail direction on guide rail;
Movable conductor is slided and is electrically connected to static contact isolation switch to left end, and movable conductor is slided and is electrically connected to grounding contact to right-hand member;
Described lower chamber is provided with lower wire end mouth, is provided with lower outlet copper busbar in described lower wire end mouth, and described lower outlet copper busbar is electrically connected to guide rail;
Described transmission mechanism drives described movable conductor along horizontal motion through grounding contact.
2. all insulation full-shield sealing body according to claim 1, is characterized in that, the outer surface of described insulation shell is provided with carbon dust semiconductor layer.
3. all insulation full-shield sealing body according to claim 1 and 2, is characterized in that, the quiet end conducting surface of described vacuum interrupter connects described static contact isolation switch by copper busbar.
4. all insulation full-shield sealing body according to claim 1, is characterized in that, described transmission mechanism adopts screw rod to realize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390885.0A CN104157505A (en) | 2014-08-09 | 2014-08-09 | Fully-insulated fully-shielded solid sealing body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390885.0A CN104157505A (en) | 2014-08-09 | 2014-08-09 | Fully-insulated fully-shielded solid sealing body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104157505A true CN104157505A (en) | 2014-11-19 |
Family
ID=51882982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410390885.0A Pending CN104157505A (en) | 2014-08-09 | 2014-08-09 | Fully-insulated fully-shielded solid sealing body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104157505A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576160A (en) * | 2014-12-18 | 2015-04-29 | 珠海康晋电气有限公司 | Solid insulating three-position isolating switch with grounding switching off capability |
| CN104701062A (en) * | 2015-04-06 | 2015-06-10 | 铁岭市世纪电力设备有限公司 | Outdoor AC high-voltage isolator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6144005A (en) * | 1997-07-23 | 2000-11-07 | Hitachi, Ltd. | Vacuum switch and a vacuum switchgear using the same |
| CN201853645U (en) * | 2010-11-19 | 2011-06-01 | 北京电研华源电力技术有限公司 | High-voltage vacuum circuit breaker device and solid insulation permanent magnet operating ring network cabinet |
| CN102623231A (en) * | 2012-03-23 | 2012-08-01 | 中能电气（福清）有限公司 | Solid-sealed polar column unit for solid insulation switch equipment |
| CN204117944U (en) * | 2014-08-09 | 2015-01-21 | 南京开关厂有限公司 | All insulation full-shield sealing body |
-
2014
- 2014-08-09 CN CN201410390885.0A patent/CN104157505A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6144005A (en) * | 1997-07-23 | 2000-11-07 | Hitachi, Ltd. | Vacuum switch and a vacuum switchgear using the same |
| CN201853645U (en) * | 2010-11-19 | 2011-06-01 | 北京电研华源电力技术有限公司 | High-voltage vacuum circuit breaker device and solid insulation permanent magnet operating ring network cabinet |
| CN102623231A (en) * | 2012-03-23 | 2012-08-01 | 中能电气（福清）有限公司 | Solid-sealed polar column unit for solid insulation switch equipment |
| CN204117944U (en) * | 2014-08-09 | 2015-01-21 | 南京开关厂有限公司 | All insulation full-shield sealing body |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576160A (en) * | 2014-12-18 | 2015-04-29 | 珠海康晋电气有限公司 | Solid insulating three-position isolating switch with grounding switching off capability |
| CN104701062A (en) * | 2015-04-06 | 2015-06-10 | 铁岭市世纪电力设备有限公司 | Outdoor AC high-voltage isolator |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141119 |