CN105594079B - Switch cubicle - Google Patents
Switch cubicle Download PDFInfo
- Publication number
- CN105594079B CN105594079B CN201480053716.6A CN201480053716A CN105594079B CN 105594079 B CN105594079 B CN 105594079B CN 201480053716 A CN201480053716 A CN 201480053716A CN 105594079 B CN105594079 B CN 105594079B
- Authority
- CN
- China
- Prior art keywords
- contact block
- main contact
- action bars
- auxiliary
- switch cubicle
- 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
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
- H02B1/36—Racks with withdrawable units
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/127—Withdrawal mechanism
Abstract
The present invention relates to switch cubicle, including：Framework；Arrangement linear moveable main contact block (3) on said frame and between open position and link position；Arrangement moveable auxiliary contact block (4) parallel with the main contact block on said frame and between open position and link position；Action bars (6)；Conversion equipment, for causing the axial movement and rotation of the action bars to disconnect and be connected with the linear movement of the main contact block (3) and auxiliary contact block (3), so that from the open position of the main contact block and auxiliary contact block, auxiliary contact block described first is moved towards the link position, and after the auxiliary contact block reaches the link position, the main contact block is moved towards the link position.
Description
Technical field
The present invention relates to the switch cubicle for example for middle pressure application.Switch cubicle is commonly disposed in rack.This rack
Rear wall is provided with main bus-bar, and the switch cubicle needs to be connected to the main bus-bar.This switch cubicle includes safety circuit and actuator, with
There is provided or suppress to contact between bus.Switch cubicle is for example there is provided with the dress for switching electric energy from main bus-bar by this switch cubicle
Put (such as pump, motor or electrically operated valve), and ensure that electric energy easily can be closed and turned on.Further it is provided that being used to test
The auxiliary contact of purpose.
Background technology
This switch cubicle is usually placed in the drawer of rack.When failures are detected, this is conveniently replaceable switch cubicle.
In order to safeguard and solve problem, it is required that switch cubicle, which can be tested,.For this purpose, switch cubicle must be from mother
Line disconnects.It also is intended in such test position, switch cubicle remains attached to subconnector so that the different components of switch cubicle
Can be tested.
Using typical draw out switchgear, the switch is partially pulled out from rack so that draw out switchgear is separated with bus,
And switch cubicle can be tested.In this test position, switch cubicle is connected to or remained attached to the auxiliary for testing switch cubicle
Connector.
Draw out switchgear is further pulled out veritably to disconnect switch cubicle.In this position, drawable switch equipment can
To be removed safely.
Known drawable switch equipment is employed manually to be positioned in desired position.Generally by being arranged in
Mark on pedestal indicates the position.However, it is difficult to which switching device is precisely located in correct position.
Some known drawable switch equipments have positioner, and wherein it must use ratchet to carry out rotating screw axle,
This causes the movement of the support with switch cubicle.Positioner, which is provided with, to be used to indicate the position that drawable switch equipment is moved
Indicator.Carrying out rotating screw axle using ratchet needs the relatively long time switching device is moved to desired position.
Another has the disadvantage, when drawer-type switch cabinet is placed in test position or open position, drawer-type switch cabinet from
Rack stretches out.
The content of the invention
It is an object of the invention to reduce or even remove disadvantages mentioned above.
This purpose is realized using according to the switch cubicle of the present invention, switch cubicle includes：
- framework；
- arrangement linear moveable main contact block on said frame and between open position and link position；
- arrangement is on said frame and parallel with the main contact block moveable between open position and link position
Auxiliary contact block；
- action bars；
- conversion equipment, for the axial movement and rotation that cause the action bars and the main contact block and auxiliary contacts
The linear mobile disconnection and connection of block so that described first from the open position of the main contact block and auxiliary contact block
Auxiliary contact block is moved towards the link position, and after the auxiliary contact block reaches the link position, the master
Contact block is moved towards the link position.
Because main contact block and auxiliary contact block are movably disposed within framework, it is no longer necessary to which mobility framework (is drawn
Go out drawer) to cause switch cubicle in test position or open position.
By operating action bars, main contact block and auxiliary contact block are moved between their own position.The axial direction of bar
Mobile and/or rotation is converted into the shifting of main contact block and auxiliary contact block by known method (such as gear or lever system)
It is dynamic.Conversion equipment ensure that main contact block and auxiliary contact block will not be moved with undesirable order.Auxiliary is for example not intended to connect
Contact block is moved to open position from link position, and main contact block is still in link position.
In the preferred embodiment of the switch cubicle according to the present invention, the conversion equipment includes two parts and for connecting
The connector that the power of described two parts is limited, one of part is disposed on the main contact block, and a part quilt
It is arranged on the auxiliary contact block.
When main contact block is advanced forward by action bars from open position, it will be aided in auxiliary contact block together
The connector that contact block is limited by power is connected to main piece.When designing switch cubicle so that auxiliary contact block will reach company first
Position is connect, and main contact block will be still forced to forward, when the operating physical force on action bars exceedes the threshold value determined, what power was limited
Connector will be switched off.Then main contact block can further be moved towards link position, while auxiliary contact block is maintained at connection
Position.
When the movement of main contact block is opposite, opposite situation will occur.Once main contact block reaches auxiliary contacts
Block so that connector component can be connected, main piece will return to their open position with auxiliary contact block.
In another embodiment of the switch cubicle according to the present invention, the connector includes being used for the conversion equipment
The spring member that is clamped together of described two parts.Enough power can be obtained using spring, with when auxiliary contact block from
So that connector component is connected when open position is moved to link position, while causing to connect when main contact block is further moved
The disconnection of device part is connect, is disconnected without applying excessive power on action bars for part.
In another embodiment of the switch cubicle according to the present invention, the connector is included being used for by magnetic force by described in
The magnet that described two parts of conversion equipment keep together.The use of magnetic force is also possible instead of spring.
In another preferred embodiment of the switch cubicle according to the present invention, the one of the main contact block and auxiliary contact block
The individual rotation by the action bars and move, and another of the main contact block and auxiliary contact block pass through the action bars
Linear movement and move, and wherein described conversion equipment includes being used to alternately prevent the linear mobile of the action bars and revolving
The prevention component turned.
The prevention component of this embodiment ensures that action bars can be moved axially or rotated, but can not move and revolve simultaneously
Turn.Thus, for example by axially moving operation bar, auxiliary contact block is moved to link position from open position.When auxiliary connects
When contact block reaches link position, prevent component from action bars being prevented axially further to move, while so that action bars rotates, this
It will make it possible that winner's contact block is moved to link position from open position.
In another embodiment of the switch cubicle according to the present invention, the action bars includes at least one cannelure, extremely
A few circumferential slot and at least one cam for being arranged in the framework, being advanced in the circumferential slot and cannelure so that
When the cam is in the cannelure, the action bars can only be moved linearly, and when the cam is in the circumferential slot
When, the action bars can only rotate.
Using groove and cam, the axial movement and rotation of coordinated manipulation bar are possibly realized so that main contact block and auxiliary connect
Contact block is mobile with correctly order.
Preferably, the action bars is connected to the main contact block by threaded portion so that the main contact block passes through
Rotate the action bars and move.
The bigger power of generation is moved with single axial using the Billy in rotary moving of action bars to be possibly realized.This is probably to have
Profit, main contact block is connected into bus generally will the bigger power of needs than being connected to auxiliary contact block.
Brief description of the drawings
These and other features of the present invention will be illustrated with reference to accompanying drawing.
Fig. 1 shows the perspective schematic view of the switch cubicle according to the present invention.
Fig. 2A -2C show the schematic diagram in three diverse locations according to one embodiment of switch cubicle of the present invention.
Fig. 3 A-3C show the schematic diagram in three diverse locations according to second embodiment of switch cubicle of the present invention.
Embodiment
Fig. 1 shows draw out switchgear 1, and it is commonly disposed to (not shown) in rack.Electricity is provided for draw out switchgear 1
This rack bus 2 of energy is disposed in rack.This electric energy is provided to draw out switchgear by main contact block 3.
Moreover, draw out switchgear 1 has auxiliary contact block 4, it can be in contact with the contactor 5 being arranged in rack,
The different components of switch cubicle are tested.
As described above, it is desirable to which switch cubicle 1 can be arranged on " open position " (Fig. 2A, wherein main contact block 3 and auxiliary
Adjuvant grafting contact block 4 is all disconnected), " test position " (Fig. 2 B, only auxiliary contact block 4 are connected), and " link position " (Fig. 2 C, connect
Contact block 3 and 4 is all connected).According to the present invention, this is real by the linear movement of main contact block 3 and the linear movement of auxiliary block 4
Existing.This is obtained by control operation bar 6 to move.
Fig. 2A -2C show the schematic diagram of one embodiment 10 of switch cubicle as shown in Figure 1.
Fig. 2A shows the position of switch cubicle 10, wherein main contact block 3 disconnects with bus 2, and auxiliary contact block 4 and rack
In contactor 5 disconnect.
Auxiliary contact block 4 is connected to main contact block 3 by connector 12,13.This connector 12,13,14 has two
Part 12,13, two parts 12,13 axially arrange and by ball and spring 14 (ball catch breech lock) mutually clamping there is provided
Fasten shape (snap-like) connection.
Now, when action bars 6 rotates, main contact block 3 will be moved towards bus 2.Simultaneously as passing through connector 12,13,14
Main contact block 3 is connected to, auxiliary contact block 4 will be moved towards contactor 5.
Fig. 2 B show that auxiliary contact block 4 is fully connected to the position of contactor 5.When action bars 6 is further rotated,
Auxiliary contact block 4 be will no longer be able to move forward, but main contact block 3 is remained able to close to bus 2.As a result, connector 12,
13rd, 14 will by increased power, this will cause from ball and spring 14 release is fastened and connected.
When two parts 12,13 discharge each other, main contact block 3 can be moved further so that it will be connected to bus
2, as shown in Figure 2 C.
When the present opposite direction of action bars 6 rotates, main contact block 3 will be far from bus 2 so that the part 12 of connector will be sliding
Enter in part 13, part 12,13 can be clamped together by ball and spring 14.When action bars 6 is further rotated, auxiliary contacts
Block 4 is driven together with main contact block 3 so that switch cubicle 10 returns to the position shown in Fig. 2A.
Separation point position (Fig. 2A) in the position depending on contactor 5 in rack, auxiliary contact block 4 may remain in
Same offset distance of the main contact block 3 away from bus 2.
Fig. 3 A-3C show second embodiment according to the switch cubicle of the present invention in the device with being shown in Fig. 2A -2C
Same position.
Switch cubicle 20 still has main contact block 3 and auxiliary contact block 4, and main contact block 3 and auxiliary contact block 4 are respectively facing mother
Line 2 and contactor 5 are linearly mobile.
Action bars 6 includes the axle 21 with free end, and the free end of axle 21 is provided with groove 22.This free end is in sleeve 23
Slide, the gear teeth for driving transmission device 24 are arranged on the outer surface of sleeve 23.This company of being disposed in of transmission device 24
On the thread spindle 25 for being connected to main contact block 3.
Axle 21 is additionally provided with bearing 26, and bearing 26 is connected to auxiliary contact block 4 by arm 27.Bearing 26 ensure that action bars
6 remain able to rotation, although it is connected with arm 27.
Axle 21 has the conversion groove 28 close to action bars 6, and conversion groove 28 is engaged with fixed cam 29.Thus there is provided
Whether a kind of conversion equipment, its control operation bar 6 can move axially or rotate.
In the position shown in Fig. 3 A, action bars 6 can only be moved axially.By moving axially bar 6, the axle 21 with groove 22
In free end insertion sleeve 23, it is connected while auxiliary contact block 4 is driven with contactor 5, as shown in Figure 3 B.
In the position shown in Fig. 3 B, cam 29 is positioned in the circumferential channel parts of conversion groove 28 so that action bars 6 can
Rotation.As long as the axial channel parts of conversion groove 28 are no longer alignd with cam 29, the axial movement of action bars 6 is prevented from, and this ensures
Auxiliary contact block remains attached to contactor 5.
When action bars 6 rotates, sleeve 23 will rotate, and this further rotates transmission device 24.Transmission device 24 is in thread spindle
Rotation on 25 causes main contact block to be moved towards bus 2, reaches position as shown in Figure 3 C, wherein main contact block 3 and auxiliary
Contact block 4 is respectively connecting to bus 2 and contactor 5.
By inverting the step of being described relative to Fig. 3 A-3C, main contact block 3 can be disconnected first, afterwards auxiliary contact block 4
It can be disconnected.
Claims (2)
1. a kind of switch cubicle, including：
- framework；
- arrangement linear moveable main contact block on said frame and between open position and link position；
- arrangement moveable auxiliary parallel with the main contact block on said frame and between open position and link position
Contact block；
- action bars；
- conversion equipment, for the axial movement and rotation that cause the action bars and the main contact block and auxiliary contact block
Linear mobile disconnection and connection so that from the open position of the main contact block and auxiliary contact block, auxiliary described first
Contact block is moved towards the link position, and after the auxiliary contact block reaches the link position, the main contact
Block is moved towards the link position；
Characterized in that,
The conversion equipment includes at least one cannelure, at least one circumferential slot and is arranged in the framework, in the week
Into groove and cannelure, traveling, at least one linear mobile and rotation cam for alternately preventing the action bars, make
When the proper cam is in the cannelure, the action bars can only be moved linearly so as to the mobile auxiliary contact block, and
When the cam is in the circumferential slot, the action bars can only be rotated so as to the mobile main contact block.
2. switch cubicle according to claim 1, wherein, the action bars is connected to the main contact by threaded portion
Block so that the main contact block is moved by rotating the action bars.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1317263.0 | 2013-09-30 | ||
| GBGB1317263.0A GB201317263D0 (en) | 2013-09-30 | 2013-09-30 | Switching gear |
| PCT/EP2014/070022 WO2015044053A1 (en) | 2013-09-30 | 2014-09-19 | Switching gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105594079A CN105594079A (en) | 2016-05-18 |
| CN105594079B true CN105594079B (en) | 2017-09-01 |
Family
ID=49585043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480053716.6A Expired - Fee Related CN105594079B (en) | 2013-09-30 | 2014-09-19 | Switch cubicle |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP3053229A1 (en) |
| CN (1) | CN105594079B (en) |
| BR (1) | BR112016006868A2 (en) |
| GB (1) | GB201317263D0 (en) |
| WO (1) | WO2015044053A1 (en) |
| ZA (1) | ZA201602459B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3074974B1 (en) * | 2017-12-07 | 2020-07-17 | Schneider Electric Industries Sas | DEVICE FOR CONNECTING A MOBILE TROLLEY CARRYING AN ELECTRICAL APPARATUS TO A MEDIUM OR HIGH VOLTAGE CELL, AND CELL COMPRISING SUCH A DEVICE. |
| CN208142678U (en) | 2018-04-26 | 2018-11-23 | Abb股份公司 | Pull-out type base module for switch |
| IT201800008139A1 (en) * | 2018-08-21 | 2020-02-21 | Lafer Srl | MODULAR CENTRAL UNIT FOR POWER SUPPLY AND REMOTE CONTROL OF ELECTRIC MOTORS |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112269A (en) * | 1977-01-05 | 1978-09-05 | Westinghouse Electric Corp. | Drawout switchgear with levering-in mechanism |
| CN1695278A (en) * | 2002-01-30 | 2005-11-09 | 西门子公司 | Withdrawable unit for a switch device with auxiliary disconnector contacts |
| CN101772815A (en) * | 2007-08-03 | 2010-07-07 | 西门子公司 | Coupling arrangement for transmission of the rotational movement of a switching shaft of an electrical switch to at least one position signalling device |
| CN101809835A (en) * | 2007-09-27 | 2010-08-18 | 伊顿公司 | Drawable switch equipment with one-way clutch |
| CN102237649A (en) * | 2010-03-23 | 2011-11-09 | Ls产电株式会社 | Plug interlock device for vacuum circuit breaker |
| EP2639901A1 (en) * | 2012-03-12 | 2013-09-18 | Eaton Industries (Netherlands) B.V. | Draw-out switching device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0323769Y2 (en) * | 1985-02-12 | 1991-05-23 | ||
| FR2951031B1 (en) * | 2009-10-06 | 2011-10-28 | Schneider Electric Ind Sas | FUNCTIONAL UNIT FOR LOW VOLTAGE CHART WITH TEST POSITION |
-
2013
- 2013-09-30 GB GBGB1317263.0A patent/GB201317263D0/en not_active Ceased
-
2014
- 2014-09-19 WO PCT/EP2014/070022 patent/WO2015044053A1/en active Application Filing
- 2014-09-19 CN CN201480053716.6A patent/CN105594079B/en not_active Expired - Fee Related
- 2014-09-19 EP EP14767029.3A patent/EP3053229A1/en not_active Withdrawn
- 2014-09-19 BR BR112016006868A patent/BR112016006868A2/en not_active IP Right Cessation
-
2016
- 2016-04-12 ZA ZA2016/02459A patent/ZA201602459B/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112269A (en) * | 1977-01-05 | 1978-09-05 | Westinghouse Electric Corp. | Drawout switchgear with levering-in mechanism |
| CN1695278A (en) * | 2002-01-30 | 2005-11-09 | 西门子公司 | Withdrawable unit for a switch device with auxiliary disconnector contacts |
| CN101772815A (en) * | 2007-08-03 | 2010-07-07 | 西门子公司 | Coupling arrangement for transmission of the rotational movement of a switching shaft of an electrical switch to at least one position signalling device |
| CN101809835A (en) * | 2007-09-27 | 2010-08-18 | 伊顿公司 | Drawable switch equipment with one-way clutch |
| CN102237649A (en) * | 2010-03-23 | 2011-11-09 | Ls产电株式会社 | Plug interlock device for vacuum circuit breaker |
| EP2639901A1 (en) * | 2012-03-12 | 2013-09-18 | Eaton Industries (Netherlands) B.V. | Draw-out switching device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105594079A (en) | 2016-05-18 |
| ZA201602459B (en) | 2018-11-28 |
| EP3053229A1 (en) | 2016-08-10 |
| BR112016006868A2 (en) | 2017-08-01 |
| WO2015044053A1 (en) | 2015-04-02 |
| GB201317263D0 (en) | 2013-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20180919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |