CN101055813B - Three-position switch especially used for middle voltage or high voltage switch device - Google Patents
Three-position switch especially used for middle voltage or high voltage switch device Download PDFInfo
- Publication number
- CN101055813B CN101055813B CN2007100023319A CN200710002331A CN101055813B CN 101055813 B CN101055813 B CN 101055813B CN 2007100023319 A CN2007100023319 A CN 2007100023319A CN 200710002331 A CN200710002331 A CN 200710002331A CN 101055813 B CN101055813 B CN 101055813B
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- Prior art keywords
- connector
- position switch
- face
- housing
- sleeve
- 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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- 239000004020 conductor Substances 0.000 claims abstract description 26
- 230000033001 locomotion Effects 0.000 claims description 5
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/003—Earthing switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
- H01H1/365—Bridging contacts
-
- 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
- H01H33/025—Terminal arrangements
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Patch Boards (AREA)
Abstract
The invention particularly relates to a three-position switch (10) which is used for a piece of middle voltage or high voltage switch equipment. The three-position switch (10) is provided with a shell body (13) which is electrically grounded, the shell body is provided with a first end surface and a second end surface (S1, S2) which are roughly transversely arranged relative to an axis line (A). The three-position switch (10) is provided with a first connecting part and a second connecting part (24, 34) which can be respectively connected with an electric conductor from the outsides. In addition, the three-position switch (10) is further provided with a contact part which can move along the axis line (A), one of the two connecting parts (24, 34) is electrically connected with the shell body (13) by the contact part, or any one of the two connecting parts (24, 34) is not electrically connected with the shell body (13), or the two connecting parts (24, 34) are mutually electrically connected. The first connecting part (24) can be connected with the electric conductor on the first end surface (S1) and the second connecting part (34) can be connected with the electric conductor on the second end surface (S2).
Description
Technical field
The present invention relates to a kind of three-position switch in particular for the medium-pressure or high pressure switchgear; This three-position switch has a housing electrical ground; This housing has one first end face and one second end face; This three-position switch has one first connector and one second connector, on these connectors, can respectively connect an electric conductor from the outside, and this three-position switch also has a contact that can move along axis; Through this contact or in these two connectors one is electrically connected with this housing, can make perhaps that any one is not electrically connected with this housing in these two connectors.
Background technology
This three-position switch is for example open by EP1128509A1.In the document, relate to a gas-insulated switch, in this gas-insulated switch, two connectors are on can being distinguished there by connection from outside approaching and affiliated thus electric conductor on the circumference of housing.
Summary of the invention
Task of the present invention is, a kind of three-position switch is provided, and this three-position switch helps to reduce required structure space.
According to the present invention; Proposed a kind of three-position switch, in particular for the medium-pressure or high pressure switchgear, this three-position switch has a housing electrical ground; This housing has one first end face and one second end face; This three-position switch has one first connector and one second connector, on these connectors, can respectively connect an electric conductor from the outside, and this three-position switch also has a contact that can move along axis; Through this contact or in these two connectors one is electrically connected with this housing; Can make perhaps that any one is not electrically connected with this housing in these two connectors, these two connectors are electrically connected each other, wherein; Said end face roughly laterally is provided with respect to this axis, this first connector on this first end face and this second connector on this second end face, can be connected with said electric conductor.
According to the present invention, this task solves in the three-position switch of the said type of beginning like this: said end face roughly laterally is provided with respect to this axis; This first connector on this first end face and this second connector on this second end face, can be connected with said electric conductor.
The advantage that this configuration brings is to form an extremely compact structure unit according to three-position switch of the present invention, the structure space that this construction unit itself need be very little.Thus, this three-position switch can intactly assemble and the check in the workshop with another switching device, for example circuit breaker, so that move to point-of-use as intact device owing to the compactedness of total then.
In addition, the arrangement according to the invention through two connectors also realizes: on the circumference of this housing, do not have the structural member of three-position switch to exist or needn't be approaching.Consequent advantage is that other parts of electric switching system can be set on the circumference of three-position switch.This makes that required generally structure space further reduces.
Particularly advantageous is that the circumference of the housing of three-position switch is provided with at least one current transformer core.This means that three-position switch is integrated in the inside of current transformer core.Generally speaking, this version has the obvious little space requirement of the space requirement more required than the current transformer core and the three-position switch of independent version.
In favourable further configuration of the present invention, this first connector has such section, and this section is provided with a hole, and this hole can be by approaching from the outside on this first end face, and said electric conductor can be inserted into this hole from the outside.Thus can with simple mode realize this first connector and said electric conductor on this first end face according to connectivity of the present invention.Understand easily, but this hole for example can be roughly with this axis coaxle heart, but also be arranged on this end face to off-center.
In another favourable further configuration of the present invention, this second connector can be connected from outside at protruding and said there electric conductor on this second end face.This also realized simply this second connector and said electric conductor on this second end face according to connectivity of the present invention.Here also can for example be provided with and to be connected with this axis coaxle heart or off-center ground.
In the favourable further configuration of the present invention, this second connector is configured to pin shape or tubulose, and said movably contact is configured to sleeve, and this sleeve can move back and forth on this sells second connector of shape or tubulose.Realize the guiding of this contact on this second connector in this way, this is directed at construction expenditure and has high functional reliability very little the time.
In a configuration of the present invention, this first connector has a section towards this second connector, and this section is provided with a hole, and the interior diameter in this hole adapts to the overall diameter of this sleeve.Available thus particularly advantageous mode makes said first connector and second connector be electrically connected each other through this sleeve.
In favourable further configuration of the present invention, said movably contact is connected with a dish, and this dish roughly laterally stretches out from this contact with respect to this axis.Can influence the electric field in the inner room of three-position switch by means of this dish.This can be used for making three-position switch according to the present invention to construct compactly more.
Particularly advantageously be, this housing has a section of inwardly stretching, and the interior diameter of this section adapts to the overall diameter of this dish.Electrical connecting element in the time of can making dish as the second connector ground connection thus uses.Therefore, this dish has dual-use function, promptly is used to influence electric field and is used for ground connection.
Particularly advantageous in addition is that said movably contact can be arranged on a side that deviates from this first connector of this dish through transmission device, especially lever reciprocating motion, and this transmission device, especially this lever.Can this dish be considered to be used for this lever of electric screen in this way.
Further feature of the present invention, application possibility and advantage have illustrated these embodiment by obtaining in the face of in the explanation of the embodiment of the invention down in the accompanying drawing.At this, the characteristic of all explanations or description itself or form theme of the present invention with combination in any, and do not rely on their summaries in each item claim or its time are drawn, do not rely on them in specification or expression in the accompanying drawings or description yet.
Advantageously, each is remained in this housing by an insulating part on said first end face and second end face for said first connector and second connector.
Advantageously, this second connector can be electrically connected with this housing through this dish.
Description of drawings
Fig. 1 is according to the schematic cross-sectional view of an embodiment in earthing position of three-position switch of the present invention,
The schematic cross-sectional view of the three-position switch of Fig. 2 Fig. 1 in the separation point position,
The schematic cross-sectional view of the three-position switch of Fig. 3 Fig. 1 in make position.
Embodiment
The three-position switch 10 of a medium-pressure or high pressure switchgear has been shown among Fig. 1 to Fig. 3.This three-position switch 10 is set up and is preferred for being installed in air insulation switchgear (AIS=air-insulated switchgear) or so-called compact complete switch device or so-called and lands in the pot type switch.In addition, this three-position switch 10 also can be installed in the gas-insulated switchgear (GIS=gas-insulated switchgear).
The three-position switch 10 of Fig. 1 to Fig. 3 is configured to rotational symmetric to a great extent and has an axis A.Be substantially transverse to axis A, this three-position switch 10 has the first end face S1 and the second end face S2.
Three-position switch 10 has a housing 13, and it is columned basically that this casing structure becomes, and inwardly stretches out three circular sections 14,15,16 towards the direction of axis A from this housing.Housing 13 usefulness electric conducting materials formation and quilt are electrical ground.
The insulating part 21 that on the section 14 of housing 13, is keeping a plate-like, this insulating part are roughly at the center and the opening 22 that roughly has a circle thus with the coaxial heart of axis A.Insulating part 21 can have to off-center the other opening, is used to change insulating gas.In opening 22, keeping one first connector 24, this first connector constitutes with electric conducting material.First connector 24 can be by approaching from the outside on the end face S1 of three-position switch 10.
The insulating part 31 that on the section 16 of housing 13, is keeping a plate-like, this insulating part are roughly at the center and the opening 32 that roughly has a circle thus with the coaxial heart of axis A.But this insulating part 31 off-center ground has the other opening, is used to change insulating gas.In opening 32, keeping one second connector 34, this second connector constitutes with electric conducting material.Second connector 34 can be by approaching from the outside on the end face S2 of three-position switch 10.
On second connector 34 of pin shape or tubulose, in the inner room of three-position switch 10, be provided with a columned sleeve 38 movably.Sleeve 38 usefulness electric conducting materials constitute.Sleeve 38 can move back and forth on second connector 34 on the direction of axis A.Therefore, sleeve 38 is the contacts that can move along an axis.
The so mutual coordination of the overall diameter of the interior diameter of sleeve 38 and second connector 34 makes in each shift position, all to have being electrically connected between second connector 34 and the sleeve 38.In addition, the mushroom section 26 of the sleeve 38 and first connector 24 is coordinated each other, and this also will describe.
Sleeve 38 in the zone of the free end of first connector 24, sleeve 38 is provided with the dish 39 of a plate-like.This dish 39 roughly laterally stretches out and extend into the inner room of three-position switch 10 from sleeve 38 with respect to axis A.Dish 39 usefulness electric conducting materials constitute.
In the zone of the free end that deviates from first connector 24 of sleeve 38, on sleeve 38, be mounted with a bar 41 swingably, this bar is connected with one rotating 43 through a hinged swingably lever 42.Bar 41 and/or lever 42 electricity consumption insulating material are processed.Axle 43 roughly laterally is bearing in the housing 13 with respect to axis A and passes housing 13 in a not shown manner by outwards guiding.Corresponding rotational motion through axle 43 can make sleeve 38 on the direction of axis A, move back and forth on second connector 34 through bar 41 and lever 42.
With respect to first connector 24, bar 41 is arranged on dish 39 back with lever 42.Therefore, this dish 39 can be considered for electric screen bar 41 and lever 42.In addition, spatial placement and the configuration through dish 39 can influence three-position switch 10 inner room in electric field.
Understand easily, replace bar 41 and lever 42, fully a transmission device can be set prevailingly.In this case, at least one structural member of transmission device constitutes with electrical insulating material.In addition, at least a portion of transmission device or this transmission device is arranged on a side that deviates from first connector 24 of dish 39.A gear drive for example can be set, and in this gear drive, on axle 43 and make 38 couplings of a tooth bar and sleeve, wherein, wheel and rack is meshing with each other with geared sleeve.
The free end of the section 15 of housing 13 is provided with a contact ring 45, and this contact ring constitutes with electric conducting material and is electrically connected with housing 13.Stop the section 15 of 13 plate-likes of inwardly stretching out and mutual so adaptive from shell from the dish 39 of sleeve 38 outwardly directed plate-likes; Make as long as dish 39 is arranged in the zone of section 15, just exist sleeve 38 through dish 39 and through being electrically connected between the section 15 of contact ring 45 and three-position switch 10.
The earthing position of three-position switch 10 has been shown in Fig. 1.Existence from second connector 34 through sleeve 38, connect to the conduction of the section 15 of the housing that is grounded 13 through dish 39 and through contact ring 45.Second connector 34 is on the current potential identical with housing 13 thus and is grounded thus.First connector 24 does not have and being electrically connected and not being grounded yet of second connector 34.
If make axle 43 rotational motions now, then sleeve 38 direction towards first connector 24 on second connector 34 moves.So sleeve 38 carries out the transition to the position of Fig. 2 from the position of Fig. 1.
The separation point position of three-position switch 10 has been shown in Fig. 2.Dish 39 no longer has with contact ring 45 and is electrically connected, and thus, second connector 34 no longer is connected with housing 13.Second connector 34 is ground connection no longer thus.In addition, first connector 24 does not have and being electrically connected and not being grounded yet of second connector 34.
If make axle 43 be rotated further motion now, then sleeve 38 continues to move towards the direction of first connector 24 on second connector 34.So sleeve carries out the transition to the position of Fig. 3 from the position of Fig. 2.
The make position of three-position switch 10 has been shown in Fig. 3.The free end of sleeve 38 enters into the hole 28 of the mushroom section 26 of first connector 24.At this, the overall diameter of sleeve 38 is coordinated with the interior diameter in the hole 28 of the mushroom section 26 of first connector 24 so mutually, makes being electrically connected between the formation sleeve 38 and first connector 24 in getting the hang of.Form thus from of the electrical connection of first connector 24 through mushroom section 26 and sleeve 38 to second connectors 34.Two connectors 24,34 separate with the housing 13 of three-position switch 10 in this make position and are not grounded thus.
The configuration of these two connectors 24,34 in Fig. 1 to Fig. 3 is interpreted as exemplary.Understanding easily, connector 24,34 also can be configured to other form.Especially can connector be configured to columned pin and/or connector is being configured to columned hole on the second end face S2 on the first end face S1.Whole three-position switch 10 not only can be installed in the medium-pressure or high pressure switchgear with the position shown in Fig. 1 to Fig. 3, and can install conversely, promptly turn over 180 degree and install.
Claims (11)
1. three-position switch (10) is used for the medium-pressure or high pressure switchgear, and this three-position switch has a housing (13) electrical ground; This housing have one first end face and one second end face (S1, S2), said end face (S1; S2) roughly laterally be provided with respect to axis (A), this three-position switch has one first connector and one second connector (24,34); On these connectors, can respectively connect an electric conductor from the outside, this first connector (24) is gone up and this second connector (34) can be connected with said electric conductor on this second end face (S2) at this first end face (S1), and this three-position switch also has a movably contact; Perhaps can make this two connectors (24 through this contact; 34) in one is electrically connected with this housing (13), can make perhaps that any one is not electrically connected with this housing (13) in these two connectors (24,34); Perhaps can make this two connectors (24; 34) each other be electrically connected, it is characterized in that: said contact can move along axis (A), and this second connector (34) is configured to pin shape or tubulose; Said movably contact is configured to sleeve (38), and this sleeve can move back and forth on this sells second connector (34) of shape or tubulose.
2. three-position switch according to claim 1 (10); It is characterized in that: this first connector (24) has such section (25); This section is provided with a hole (27), and this hole can be by approaching from the outside on this first end face (S1), and said electric conductor can be inserted into this hole from the outside.
3. three-position switch according to claim 1 and 2 (10) is characterized in that: this second connector (34) is gone up protruding and said there electric conductor at this second end face (S2) and can be connected from outside.
4. three-position switch according to claim 1 and 2 (10) is characterized in that: (S1 S2) goes up each and is remained in this housing (13) by an insulating part (21,31) at said first end face and second end face for said first connector and second connector (24,34).
5. three-position switch according to claim 1 and 2 (10); It is characterized in that: this first connector (24) has a section (26) towards this second connector (34); This section is provided with a hole (28), and the interior diameter in this hole adapts to the overall diameter of this sleeve (38).
6. three-position switch according to claim 1 and 2 (10) is characterized in that: said first connector and second connector (24,34) can be electrically connected through this sleeve (38) each other.
7. three-position switch according to claim 1 (10) is characterized in that: said movably contact is connected with a dish (39), and this dish roughly laterally stretches out from this contact with respect to this axis (A).
8. three-position switch according to claim 7 (10) is characterized in that: this housing (13) has a section of inwardly stretching (15), and the interior diameter of this section adapts to the overall diameter of this dish (39).
9. three-position switch according to claim 8 (10) is characterized in that: said movably contact can pass through a lever (42) reciprocating motion; This lever (42) is arranged on a side that deviates from this first connector (24) of this dish (39).
10. according to a described three-position switch (10) in the claim 7 to 9, it is characterized in that: this second connector (34) can be electrically connected with this housing (13) through this dish (39).
11. three-position switch according to claim 1 and 2 (10) is characterized in that: the circumference of this housing (13) is provided with at least one current transformer core (18).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006017131.4 | 2006-04-12 | ||
| DE200610017131 DE102006017131A1 (en) | 2006-04-12 | 2006-04-12 | Three-position switch, in particular for a medium or high-voltage switchgear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101055813A CN101055813A (en) | 2007-10-17 |
| CN101055813B true CN101055813B (en) | 2012-02-01 |
Family
ID=38098604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100023319A Expired - Fee Related CN101055813B (en) | 2006-04-12 | 2007-01-11 | Three-position switch especially used for middle voltage or high voltage switch device |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1845540B1 (en) |
| CN (1) | CN101055813B (en) |
| DE (1) | DE102006017131A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2467865B1 (en) * | 2009-08-20 | 2014-07-16 | Siemens Aktiengesellschaft | Disconnector for switchgear |
| CN102184793B (en) * | 2011-04-21 | 2014-02-12 | 西安新锐电力设备有限公司 | Isolating switch |
| CN103377849B (en) * | 2012-04-28 | 2016-08-17 | 西门子公司 | Three-phase combined type isolation earthing switch |
| FR3003097B1 (en) * | 2013-03-05 | 2015-04-17 | Alstom Technology Ltd | FITTING CAP HOOD DRIVE SYSTEM FOR A HIGH VOLTAGE GROUNDING DEVICE |
| FR3003096B1 (en) * | 2013-03-05 | 2015-04-17 | Alstom Technology Ltd | SPEED HOOD DRIVE SYSTEM FOR A HIGH VOLTAGE GROUNDING DEVICE |
| CN104865505B (en) * | 2015-04-30 | 2018-03-06 | 广州白云电器设备股份有限公司 | A kind of industrial frequency withstand voltage experimental rig for three-phase combined type type high pressure GIS |
| WO2019161519A1 (en) * | 2018-02-20 | 2019-08-29 | Industrial Connections & Solutions LLC | Switch device for electrical power distribution systems |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1329725A (en) * | 1970-07-01 | 1973-09-12 | Inst Pruffeld Fuer Elektrische | Electrical switch for high voltages |
| EP1226596B1 (en) * | 1999-11-03 | 2003-01-29 | VEI Power Distribution S.p.A. | Compact-structure three-pole apparatus for electric stations |
| CN2569325Y (en) * | 2002-09-02 | 2003-08-27 | 史用鼎 | Full insulation three work station high voltage isolation switch |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE496828A (en) * | 1950-07-07 | |||
| DE2742775A1 (en) * | 1977-09-20 | 1979-03-29 | Siemens Ag | Earthing switches in series with underground cables - operate with remote control of switches and associated vacuum interrupters incorporated in run of cable |
| FR2805406B1 (en) * | 2000-02-23 | 2002-08-23 | Alstom | THREE-POSITION ELECTRIC SWITCH WITH AN AXIALLY MOBILE SWITCHING ELEMENT |
| DE10030670C2 (en) * | 2000-06-23 | 2002-06-13 | Siemens Ag | Vacuum interrupter with two contact systems |
| WO2005062325A1 (en) * | 2003-12-19 | 2005-07-07 | Mitsubishi Denki Kabushiki Kaisha | Disconnector |
| DE10360633A1 (en) * | 2003-12-19 | 2005-07-28 | Abb Technology Ag | Medium-voltage switchgear |
| DE102004006045A1 (en) * | 2004-01-30 | 2005-08-25 | Siemens Ag | Compressed gas-insulated breaker module and feed-through arrangement |
-
2006
- 2006-04-12 DE DE200610017131 patent/DE102006017131A1/en not_active Withdrawn
- 2006-12-06 EP EP20060025171 patent/EP1845540B1/en active Active
-
2007
- 2007-01-11 CN CN2007100023319A patent/CN101055813B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1329725A (en) * | 1970-07-01 | 1973-09-12 | Inst Pruffeld Fuer Elektrische | Electrical switch for high voltages |
| EP1226596B1 (en) * | 1999-11-03 | 2003-01-29 | VEI Power Distribution S.p.A. | Compact-structure three-pole apparatus for electric stations |
| CN2569325Y (en) * | 2002-09-02 | 2003-08-27 | 史用鼎 | Full insulation three work station high voltage isolation switch |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1845540A2 (en) | 2007-10-17 |
| EP1845540B1 (en) | 2013-02-13 |
| EP1845540A3 (en) | 2008-05-14 |
| DE102006017131A1 (en) | 2007-10-18 |
| CN101055813A (en) | 2007-10-17 |
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Owner name: ALSTOM GRID CO., LTD. Free format text: FORMER OWNER: AREVA ENERGIETECHNIK GMBH Effective date: 20131211 |
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Granted publication date: 20120201 Termination date: 20210111 |
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