CN104871275B - The medium-voltage switchgear of assembling pole part with integrated three position switch - Google Patents
The medium-voltage switchgear of assembling pole part with integrated three position switch Download PDFInfo
- Publication number
- CN104871275B CN104871275B CN201280077903.9A CN201280077903A CN104871275B CN 104871275 B CN104871275 B CN 104871275B CN 201280077903 A CN201280077903 A CN 201280077903A CN 104871275 B CN104871275 B CN 104871275B
- Authority
- CN
- China
- Prior art keywords
- medium
- voltage switchgear
- position switch
- positions
- switchgear according
- 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
Links
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
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
- H01H33/121—Load break switches
- H01H33/125—Load break switches comprising a separate circuit breaker
- H01H33/128—Load break switches comprising a separate circuit breaker being operated by a separate mechanism interlocked with the sectionalising mechanism
-
- 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
- H01H33/666—Operating arrangements
- H01H33/6661—Combination with other type of switch, e.g. for load break 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
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
-
- 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
- H01H1/38—Plug-and-socket contacts
-
- 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
- H01H1/42—Knife-and-clip contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
- H01H1/5822—Flexible connections between movable contact and terminal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
- H01H1/5822—Flexible connections between movable contact and terminal
- H01H2001/5827—Laminated connections, i.e. the flexible conductor is composed of a plurality of thin flexible conducting layers
-
- 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
- H01H31/26—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch
- H01H31/28—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch with angularly-movable contact
-
- 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
- H01H31/26—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch
- H01H31/32—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch with rectilinearly-movable contact
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The present invention relates to the medium-voltage switchgear with the assembling pole part comprising integrated three position switch, pole component framework is made up of insulating materials, vacuum interrupter is installed between the pole component framework, wherein, the vacuum interrupter is provided with fixed contact therefor and moving contacting piece, so that one end of the framework is provided with the first support member, to fix vacuum interrupter in moving contacting piece side, the other end of the framework is provided with the fixing device for fixed contact therefor side.In order to realize high-tech function during single part count is reduced, simultaneously, lower transmission resistance is also realized in interconnection, electrical connector between the movable part and two positions of vacuum interrupter or the movable part of three position switch is mechanical flexibility conductor element, and insulation pole component framework is provided with guide device, the guide device is used for the linearly removable contact component of two positions or three position switch, and the guide device is integrated in pole component framework or pole component framework device.
Description
Technical field
The present invention relates to medium-voltage switchgear, medium pressure switching device has the pole part of assembling, the pole of the assembling
Part has integrated three position switch.
Background technology
The use of such fexible conductor is well-known in medium-voltage switchgear.Fexible conductor generally in its length extremely
It is made up in a few part of flexible element, it connects the removable contact bar and fixing terminal of (for example) vacuum interrupter.
This is well-known and is made application with the most use.
In addition, switching device can also include being located at the insulator and earthed switch inside switch distribution board.Therefore, with one
It is special task to plant the integrated all these parts of effective manner.
The content of the invention
For the interconnection inside switching device, usually using too many part to be assembled.
It is therefore an object of the present invention to high-tech function is realized during single part count is reduced, meanwhile, also mutual
Lower transmission resistance is realized in even.
This by flexibility and/or flexible conductor element by being arranged in the first fixation or moveable part and two
Solved between position or the other movable part of three position switch.
It is doing like that as a result, be directly realized electrical connection between two switch elements in switching device, without
Use fixed intermediary element.
One advantageous embodiment is that the first fixation or moveable part is the fixation or removable of vacuum interrupter
Dynamic contact bar.The optimal mode of embodiment is the removable contact bar of vacuum interrupter via flexibility or flexible conductor
It is directly connected to the movable part of two positions or three position switch.
Another advantageous embodiment is that flexible and/or flexible conductor is single conductor.This means conductor is
The single flexible conductor band of at least part.
Another advantageous embodiment is that the open end itself of flexible conductor develops into or be formed as contact element,
The open end can be switched on or switched off or far away with contact element.
Another advantageous embodiment is that flexible and/or flexible conductor is two-conductor, it means that the conductor
It is made up of two flat and flexibility conductor bands.
Another alternate embodiment is that flexible and/or flexible conductor is ring shaped conductor.By ring shaped conductor,
Being moved through between contact component makes cyclic deformation be connect into flat oval and described flat ellipse removable
Shift and realize along its major axis during the relative movement of contact portion part.
One advantageous embodiment is that this conductor is for each phase in three-phase, so that it is used for threephase switch device.
For this technology application, it is favourable that two positions or three position switch, which are used as sliding contact system,.
Alternatively, the present invention can be applied in two positions or three position switch with pivotable contact system.
So, the conductor with high bendability or flexibility can be used, to allow in addition to the motion in third dimension along limit
The shift movement of fixed axis.
One advantageous embodiment is that two positions or three position switch are provided with finger-like in one or more fixed contact therefor sides
Contact.
Alternately, if two positions or three position switch are provided with flat in one or more fixed contact therefor sides
Part, then be also advantageous for the present invention.
Another advantageous embodiment is that guide device also serves as half that integrated form device is extraly assembled in insulation shell
Between shell.This causes structure closely.
In addition, the Linear actuator for each phase is respectively arranged as linear bolt driver, the Linear actuator quilt
It is integrated into the device between insulation half-shell.
In order to realize compact and effective structure, the gear drive for two positions or three position switch is arranged in absolutely
Between edge half-shell.
For the special but advantageous embodiment for three-phase installation, using only a common driver.
The present invention can be used in gas-insulated medium-voltage switchgear with many advantages.
Brief description of the drawings
Present invention display comprising all above-described embodiments is in the accompanying drawings.
Fig. 1：Device with flexible-belt and flat part；
Fig. 2：Device with flexible-belt and annular contact part；
Fig. 3：Device with flexible ring；
Fig. 4：Device with flexible-belt and pivotable contact member；
Fig. 5：Device with monoblock type guide device.
Embodiment
Bottoms of the Fig. 1 from Fig. 1 top to Fig. 1 shows several positions of the slide contact member of disconnecting switch/earthed switch
Put.
Fig. 1 top shows vacuum interrupter 10.The removable contact bar 2 of vacuum interrupter 10 and flexible conductor
Element 1 is fixed.The other end of conductor element 1 is fixed to displaceable connector 3, and it is displaced to and two positions or three position switch
The position that finger contacts mate 4 is contacted.Therefore, by displacement, fexible conductor element 1 has two kinds of perform functions.The first function
For：Fexible conductor element 1 is the fexible conductor between vacuum interrupter end and two positions or three position switch；And second
Planting function is：Fexible conductor integratedly turns into the switch element of two positions or three position switch.
Importantly, the upper end of flexible conductor element 1 is also simultaneously integral contact element.
Fig. 1 center section shows the intermediate-opened position of sliding contact device, and Fig. 1 bottom shows and faced
Contact at another contact of the contact 4 of nearly two positions or three position switch.
Different positions are shown in Fig. 1 all three parts, the position is independently of the removable of vacuum interrupter
Contact the position of bar 2.
Specifically, sliding members combination spiral bullet is passed through similar to by using mutual continued proportion as flexible conductor element
The interconnection of spring contact has lower transmission resistance.It reduce the heat of generation.Show single-phase dress on the right side of Fig. 1
Put.The three-phase installation being related to is shown on the left of Fig. 1.
The additional advantage of the present invention is that device is compact, and the parallel arrangement for three-phase is easily realized, so that its
It is compact.
Fig. 2 shows the embodiment using flexible two-conductor band.This embodiment offers identical flexibility and volume
Outer enhanced current capacity.In this embodiment, two positions or three position switch with annular contact device are also used.
Flexible two-conductor band is formed by two single conductor bands, but is connected in the way of being partly formed ring, the ring
Formed by two fexible conductor bands (each fexible conductor band has two open ends).
Other alternate embodiment is that fexible conductor is further arranged to by the single flexible conductor band with two open ends
Ring formed by bending, as shown in Figure 3.
Fig. 4 shows the embodiment with the pivotable contact system comprising blade contact.Also in this case, exist
There are all above-mentioned advantages using flexible conductor belt between two moveable contacts in such case.
Fig. 5 shows the position of the monoblock type guide device for driver.These guide devices 30 are directly installed on two
The top of position/three position switch.As being described above, the pole part is the pole part of assembling, and two
Put or three position switch is arranged on above vacuum interrupter in a very compact manner.Therefore, the guide device is located at half
(switching device is installed between half-shell 31) between shell 31, and in the profile that half-shell 31 or foreboard 32 are produced.
The guide device can be mechanically coupled to motor driver or powered actuator.
Therefore, key character here is connect in the movable part of three position switch and the removable of vacuum interrupter
Fexible conductor element between contact element is single part.
Reference：
1 flexible conductor element
2 removable contact bars
3 displaceable connectors
4 finger contacts mates
5 annular contact parts
10 vacuum interrupters
30 guide devices
31 insulation half-shells
32 foreboards
Claims (15)
1. a kind of medium-voltage switchgear, it has the pole part of the assembling comprising integrated two positions or three position switch, pole portion
Part framework is made up of insulating materials, and vacuum interrupter is provided between the pole component framework, wherein, the vacuum interrupter
Fixed contact therefor and moving contacting piece are provided with so that one end of the framework is provided with the first support member, by the vacuum
Arc-chutes are fixed in moving contacting piece side, and the other end of the framework is provided with the fixing device for fixed contact therefor side, its
It is characterised by：
In the moving contacting piece (2) and two positions or the removable first contact element of three position switch of the vacuum interrupter
(3) electrical connector between is the flexible conductor element of mechanical flexibility (1), and the pole component framework insulated is provided with guiding dress
Put (30), the guide device is used for the removable first contact element (3) of two positions or three position switch, and described draw
Lead device to be integrated in the component framework of pole, wherein the open end itself of the flexible conductor element (1) develops into or formed
For the removable first contact element (3), and it can be connect with the second contact element (4) of the two positions or three position switch
On-off is opened.
2. medium-voltage switchgear according to claim 1, it is characterised in that:
The moving contacting piece (2) is the moveable contact bar of vacuum interrupter (10).
3. medium-voltage switchgear according to claim 1 or 2, it is characterised in that：
The flexible conductor element (1) is single conductor.
4. medium-voltage switchgear according to claim 1 or 2, it is characterised in that：
The flexible conductor element (1) is two-conductor.
5. medium-voltage switchgear according to claim 1 or 2, it is characterised in that：
The flexible conductor element (1) is ring shaped conductor.
6. medium-voltage switchgear according to claim 1, it is characterised in that：
The two positions or three position switch are used as sliding contact system.
7. medium-voltage switchgear according to claim 1, it is characterised in that：
The two positions or three position switch are used as pivotable contact system.
8. medium-voltage switchgear according to claim 1, it is characterised in that：
The two positions or three position switch are provided with finger contacts mate (4) in one or more fixed contact therefor sides.
9. medium-voltage switchgear according to claim 1, it is characterised in that：
Two positions or three position switch are provided with annular contact part (5) in one or more fixed contact therefor sides.
10. medium-voltage switchgear according to claim 1, it is characterised in that：
Whole two positions or three position switch are fully assembled between the half-shell of insulation shell.
11. medium-voltage switchgear according to claim 10, it is characterised in that：
The guide device also serves as integrated form device and is additionally assembled between the half-shell of insulation shell.
12. medium-voltage switchgear according to claim 1, it is characterised in that：
Linear actuator is respectively arranged for each phase, the Linear actuator is linear bolt driver, the Linear Driving
Device is integrated into the device between the half-shell of insulation shell.
13. medium-voltage switchgear according to claim 1, it is characterised in that：
Gear drive for two positions or three position switch is arranged between the half-shell of insulation shell.
14. medium-voltage switchgear according to claim 1, it is characterised in that：
For three-phase installation, a common driver is only set.
15. medium-voltage switchgear according to claim 1, it is characterised in that：
Medium pressure switching device is gas-insulated switchgear device.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/EP2012/005345 WO2014094806A1 (en) | 2012-12-21 | 2012-12-21 | Medium voltage switchgear with an assembled pole part with integrated three-position switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104871275A CN104871275A (en) | 2015-08-26 |
| CN104871275B true CN104871275B (en) | 2017-10-24 |
Family
ID=50977621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280077903.9A Expired - Fee Related CN104871275B (en) | 2012-12-21 | 2012-12-21 | The medium-voltage switchgear of assembling pole part with integrated three position switch |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2936527B1 (en) |
| CN (1) | CN104871275B (en) |
| WO (1) | WO2014094806A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201041B (en) * | 2014-08-15 | 2015-10-21 | 浙江道笃智能开关有限公司 | Combination pole and operation principle thereof |
| CN107154643B (en) * | 2017-05-18 | 2023-06-23 | 平顶山市津电智能科技有限公司 | Transformer group self-regulating system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4376235A (en) * | 1981-02-12 | 1983-03-08 | Westinghouse Electric Corp. | Electrical junction of high conductivity for a circuit breaker or other electrical apparatus |
| FR2719154B1 (en) * | 1994-04-25 | 1996-06-07 | Merlin Gerin | Medium voltage electric switch. |
| CN102484013B (en) * | 2009-08-20 | 2015-11-25 | 西门子公司 | Retaining element for switchgear |
| WO2011147717A1 (en) * | 2010-05-25 | 2011-12-01 | Siemens Aktiengesellschaft | Switch disconnector |
-
2012
- 2012-12-21 CN CN201280077903.9A patent/CN104871275B/en not_active Expired - Fee Related
- 2012-12-21 EP EP12812868.3A patent/EP2936527B1/en not_active Not-in-force
- 2012-12-21 WO PCT/EP2012/005345 patent/WO2014094806A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN104871275A (en) | 2015-08-26 |
| EP2936527B1 (en) | 2017-04-26 |
| WO2014094806A1 (en) | 2014-06-26 |
| EP2936527A1 (en) | 2015-10-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180518 Address after: Baden, Switzerland Patentee after: ABB TECHNOLOGY LTD. Address before: Zurich Patentee before: ABB Transmit OY |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171024 Termination date: 20191221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |