CN104795223B - A kind of capacitance switch for transformer and capacity transfer method thereof - Google Patents
A kind of capacitance switch for transformer and capacity transfer method thereof Download PDFInfo
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- CN104795223B CN104795223B CN201410020628.8A CN201410020628A CN104795223B CN 104795223 B CN104795223 B CN 104795223B CN 201410020628 A CN201410020628 A CN 201410020628A CN 104795223 B CN104795223 B CN 104795223B
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Abstract
The invention discloses a kind of novel transformer capacitance switch and capacity transfer method thereof, novel transformer capacitance switch includes installing plate, and pressure regulation plate-like switch, high pressure capacitance switch and the low pressure capacitance switch being connected with described installing plate；Described pressure regulation plate-like switch, high pressure capacitance switch and low pressure capacitance switch are respectively positioned on described installing plate bottom；Described installing plate top is provided with pressure regulation electric magnet and capacity transfer electric magnet；Described pressure regulation plate-like switch is connected with described pressure regulation electric magnet；Described installing plate top is additionally provided with capacity transfer drive mechanism；One end of described capacity transfer electric magnet is connected with described low pressure capacitance switch, and the other end is connected with described capacity transfer mechanism.Owing to have employed the low pressure capacitance switch of direct-push, therefore its contact can do in the case of not affecting overall volume wider bigger, thus applicable surface is wider, is still suitable in high-power transformer.
Description
Technical field
The present invention relates to transformator and adjust component technology field, particularly relate to one and be applicable to network load change
Relatively big and capacitance switch for transformer that voltage ripple of power network is bigger and capacity transfer method thereof.
Background technology
The most commonly used capacitance switch is typically made up of housing, switch fuse, gas shield device, switch
Fuse is cut pass by driving member, quick switching mechanism and choosing and forms.Static contact is arranged on switch fuse bar frame
On circumference, moving contact is fixed on main shaft supporter.When needing capacity transfer, motor drives main shaft to rotate, dynamic
Contact contact with corresponding static contact realize transformer high-voltage winding " Y-△ " conversion and low pressure winding " go here and there also
Connection " conversion, thus realize capacity transfer purpose.
But owing to electric machine rotation is relatively slow, changing the appearance time is typically both needed to hundreds of millisecond, just slow owing to changing volume flow rate degree, for
Avoid high-voltage coil and low-voltage coil to change the asynchronous voltage jump caused, then must use transition main paying between moving contact
Resistance R connects, and this resistance is easy to burn out.Just the slowest because changing volume flow rate degree, it is easily generated electric arc when changing appearance, for a long time
Use causes poor contact of contacts, cooling oil impurity to increase, and insulation declines；For avoiding this situation, also need
There is corresponding protection device, to cause volume of transformer relatively big, relatively costly.
Summary of the invention
It is an object of the invention to provide one and integrate that capacity transfer, voltage regulation function, wiring be simple, driving section
Part is few, reliable in action energy-conservation capacitance switch for transformer and its capacity transfer method, thus solves prior art
Present in foregoing problems.
Capacitance switch for transformer of the present invention one flat design, is greatly reduced volume, decreases and account for
With space, greatly reduce automatic Regulation capacity transfer distribution transformer cost, the most very convenient common electrical distribution transformation
The upgrading of device and transformation, simultaneously because capacitance switch have employed the direct-push low-voltage load of solenoid actuated
Disconnecting switch, therefore its contact can do in the case of not affecting overall volume wider bigger, thus suitable
Wider with face, still it is suitable in high-power transformer；Furthermore it is also possible at the installing plate periphery of the present invention
Preformed hole position, thus install insulation shrouding very easily additional, make capacitance switch for transformer of the present invention from becoming
Closed cell, is contact hermetic type due to load-break switch again, and transformer oil is difficult to pollute；Use electricity
Magnet drives, and substantially reduces and changes the appearance time.
To achieve these goals, the technical solution used in the present invention is as follows:
A kind of capacitance switch for transformer, including installing plate, and the pressure regulation plate-like being connected with described installing plate is opened
Pass, high pressure capacitance switch and low pressure capacitance switch；Described pressure regulation plate-like switch, high pressure capacitance switch and low pressure
Capacitance switch is respectively positioned on described installing plate bottom；Described installing plate top is provided with pressure regulation electric magnet and capacity transfer electricity
Magnet；Described pressure regulation plate-like switch is connected with described pressure regulation electric magnet；Described installing plate top is additionally provided with tune
Hold drive mechanism；Described low pressure capacitance switch is provided with three, one end of described capacity transfer electric magnet and wherein
Individual described capacitance switch is connected, and the other end is connected with described capacity transfer mechanism；Described capacity transfer mechanism includes direct acting portion
Dividing and rotating part, described direct acting part is connected with capacitance switch described in another two, described rotating part and institute
State high pressure capacitance switch to connect.
Preferably, described low pressure capacitance switch is the load-break switch of direct-push structure.
Preferably, each described low pressure capacitance switch is provided with a handle, described capacity transfer electric magnet
The one end at acting position is connected with described handle, controls described low pressure capacitance switch by pushing or pulling on described handle
Folding condition conversion；The other end at the acting position of described capacity transfer electric magnet is connected with described direct acting part,
For driving described direct acting partial dislocation；Described direct acting part is connected with handle described in another two, drives another two
Individual described handle displacement, controls the folding condition conversion of the described low pressure capacitance switch corresponding with described handle.
Preferably, the axis that the acting position of described pressure regulation electric magnet switchs with described pressure regulation plate-like is connected, and is used for
Drive described middle shaft rotation, and then drive described pressure regulation plate-like switch rotary；Described pressure regulation plate-like switch and institute
State pressure regulation electric magnet and be two, each described pressure regulation electric magnet corresponding described pressure regulation plate-like switch.
Preferably, also include the binding post for connecting external cabling, described binding post respectively with described tune
Piezoelectricity Magnet and the electrical connection of described capacity transfer electric magnet.
Preferably, described external cabling is connected with external control device.
Preferably, described pressure regulation electric magnet and described capacity transfer electric magnet, respectively mainly by conjunctions/switching winding with
Permanent magnet forms.
Preferably, the peripheral part of described installing plate arranges porose position, is used for installing insulation shrouding in position, described hole,
Make described capacitance switch for transformer from becoming closed cell.
A kind of method applying described capacitance switch for transformer capacity transfer, comprises the following steps:
The most described pressure regulation electric magnet passes through the electromagnetic force of conjunction/switching winding moment charged generation and the common of permanent magnet
Active force, pushes directly on the central axis of pressure regulation plate-like switch, and then drives described pressure regulation plate-like switch to rotate,
Thus realize Guan Bi or the disconnection of each contact；
The most described capacity transfer electric magnet passes through the electromagnetic force of conjunction/switching winding moment charged generation and the common of permanent magnet
Active force, directly draws/promotes a handle of low pressure capacitance switch, simultaneously by the direct acting part of capacity transfer mechanism
Push/pull moves the another two handle of low pressure capacitance switch, is opened by the rotating part band dynamic high-pressure capacity transfer of capacity transfer mechanism
Close central axis, thus realize Guan Bi or the disconnection of each contact；
Two steps of above a, b are in no particular order.
The invention has the beneficial effects as follows:
The present invention integrates capacity transfer, voltage regulation function, wiring is simple, drive disk assembly is few, reliable in action；Adopt
With permanent-magnet manipulating mechanism, on/off switch coil is only charged in switch on/off switch moment, keeps by permanent magnet at ordinary times
In on/off switch position, greatly reduce the coil loss to electric energy；Integrated model is flattening design, significantly
Reduce volume, decrease and take up room, greatly reduce automatic Regulation capacity transfer distribution transformer cost, also
The upgrading of very convenient common electrical distribution transformator and transformation, simultaneously because have employed the low-pressure adjusting of direct-push
Hold switch, therefore its contact can do in the case of not affecting overall volume wider bigger, thus be suitable for
Face is wider, is still suitable in high-power transformer.Furthermore it is also possible to the installing plate periphery in the present invention is pre-
Box out position, thus install insulation shrouding very easily additional, make capacitance switch for transformer of the present invention from becoming envelope
Closing unit, be contact hermetic type due to load-break switch again, transformer oil is difficult to pollute；Use electromagnetism
Ferrum drives, and substantially reduces and changes the appearance time.
Accompanying drawing explanation
Fig. 1 is the front view of the capacitance switch for transformer of the present invention；
Fig. 2 is the top view of the capacitance switch for transformer of the present invention；
Wherein: 1---installing plate；2---pressure regulation plate-like switchs；3---low pressure capacitance switch；4---capacity transfer electricity
Magnet；5---pressure regulation electric magnet；6---high pressure capacitance switch；7---capacity transfer drive mechanism.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing, to this
Invention is further elaborated.Should be appreciated that detailed description of the invention described herein is only in order to solve
Release the present invention, be not intended to limit the present invention.
As shown in accompanying drawing 1-2, the invention discloses a kind of capacitance switch for transformer, including installing plate, Yi Jiyu
Pressure regulation plate-like switch, high pressure capacitance switch and the low pressure capacitance switch that described installing plate connects；Described pressure regulation dish
Shape switch, high pressure capacitance switch and low pressure capacitance switch are respectively positioned on described installing plate bottom；On described installing plate
Portion is provided with pressure regulation electric magnet and capacity transfer electric magnet；Described pressure regulation plate-like switch is connected with described pressure regulation electric magnet；
Described installing plate top is additionally provided with capacity transfer drive mechanism；One end of described capacity transfer electric magnet and described low-pressure adjusting
Holding switch to be connected, the other end is connected with described capacity transfer mechanism.Described low pressure capacitance switch is provided with three, institute
The one end stating capacity transfer electric magnet is connected with capacitance switch one of them described；Described capacity transfer mechanism includes direct acting portion
Dividing and rotating part, described direct acting part is connected with capacitance switch described in another two, described rotating part and institute
State high pressure capacitance switch to connect.
A handle it is provided with on each described low pressure capacitance switch, the acting position of described capacity transfer electric magnet
One end is connected with described handle, controls the folding condition of described low pressure capacitance switch by pushing or pulling on described handle
Conversion；The other end at the acting position of described capacity transfer electric magnet is connected with described direct acting part, is used for driving institute
State direct acting partial dislocation；Described direct acting part is connected with handle described in another two, drives handle described in another two
The folding condition conversion of the described low pressure capacitance switch that Bit andits control is corresponding with described handle.Described pressure regulation electricity
The axis that the acting position of Magnet switchs with described pressure regulation plate-like is connected, and is used for driving described middle shaft rotation, enters
And drive described pressure regulation plate-like switch rotary；Described pressure regulation plate-like switch and described pressure regulation electric magnet are two,
Each described pressure regulation electric magnet corresponding described pressure regulation plate-like switch.
Described low pressure capacitance switch is the load-break switch of direct-push structure, to realize for high-power transformer
The size of switch contact is adjusted.
Present invention additionally comprises the binding post for connecting external cabling, described binding post respectively with described pressure regulation
Electric magnet and the electrical connection of described capacity transfer electric magnet, described external cabling is connected with external control device, thus
Realize by described pressure regulation electric magnet described pressure regulation plate-like on-off control, by described capacity transfer electric magnet to institute
State low pressure capacitance switch and described high pressure capacitance switch is controlled.Described pressure regulation electric magnet and described capacity transfer electricity
Magnet, is mainly made up of conjunction/switching winding and permanent magnet respectively.
The peripheral part of described installing plate arranges porose position, can install easily on position, described hole as required
Insulation shrouding, makes described capacitance switch for transformer from becoming closed cell.Described low pressure capacitance switch uses contact
The load-break switch of hermetic type direct-push structure, thus transformer oil is difficult to pollute；Use solenoid actuated,
Substantially reduce and change the appearance time.
The invention also discloses a kind of method applying described capacitance switch for transformer capacity transfer, including following step
Rapid:
The most described pressure regulation electric magnet passes through the electromagnetic force of conjunction/switching winding moment charged generation and the common of permanent magnet
Active force, pushes directly on the central axis of pressure regulation plate-like switch, and then drives described pressure regulation plate-like switch to rotate,
Thus realize Guan Bi or the disconnection of each contact；
The most described capacity transfer electric magnet passes through the electromagnetic force of conjunction/switching winding moment charged generation and the common of permanent magnet
Active force, directly draws/promotes a handle of low pressure capacitance switch, simultaneously by the direct acting part of capacity transfer mechanism
Push/pull moves the another two handle of low pressure capacitance switch, is opened by the rotating part band dynamic high-pressure capacity transfer of capacity transfer mechanism
Close central axis, thus realize Guan Bi or the disconnection of each contact；
Above ab step is in no particular order.
By using technique scheme disclosed by the invention, obtain following beneficial effect:
The present invention integrates capacity transfer, voltage regulation function, wiring is simple, drive disk assembly is few, reliable in action；Use
Permanent-magnet manipulating mechanism, on/off switch coil is only charged in switch on/off switch moment, is maintained at by permanent magnet at ordinary times
On/off switch position, greatly reduces the coil loss to electric energy；Integrated model is flattening design, significantly contracts
Little volume, decrease and take up room, greatly reduce automatic Regulation capacity transfer distribution transformer cost, also ten
Divide upgrading and the transformation facilitating common electrical distribution transformator, simultaneously because have employed the low pressure capacity transfer of direct-push
Switch, therefore its contact can do in the case of not affecting overall volume wider bigger, thus applicable surface
Wider, still it is suitable in high-power transformer.Furthermore it is also possible to the installing plate periphery in the present invention is reserved
Kong Wei, thus install insulation shrouding very easily additional, make capacitance switch for transformer of the present invention from becoming to close
Unit, is contact hermetic type due to load-break switch again, and transformer oil is difficult to pollute；Use electric magnet
Drive, substantially reduce and change the appearance time.
The above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, this
A little improvements and modifications also should regard protection scope of the present invention.
Claims (7)
1. a capacitance switch for transformer, it is characterised in that include installing plate, and connect with described installing plate
Pressure regulation plate-like switch, high pressure capacitance switch and the low pressure capacitance switch connect；Described pressure regulation plate-like switch, high pressure
Capacitance switch and low pressure capacitance switch are respectively positioned on described installing plate bottom；Described installing plate top is provided with pressure regulation
Electric magnet and capacity transfer electric magnet；Described pressure regulation plate-like switch is connected with described pressure regulation electric magnet；Described installing plate
Top is additionally provided with capacity transfer drive mechanism；Described low pressure capacitance switch is provided with three, described capacity transfer electric magnet
One end be connected with low pressure capacitance switch one of them described, the other end is connected with described capacity transfer drive mechanism；
Described capacity transfer drive mechanism includes direct acting part and rotating part, described direct acting part and low pressure described in another two
Capacitance switch is connected, and described rotating part is connected with described high pressure capacitance switch；
Described low pressure capacitance switch is the load-break switch of direct-push structure；
A handle, the acting position of described capacity transfer electric magnet it is provided with on each described low pressure capacitance switch
One end be connected with described handle, by push or pull on described handle control described low pressure capacitance switch folding shape
State is changed；The other end at the acting position of described capacity transfer electric magnet is connected with described direct acting part, is used for driving
Described direct acting partial dislocation；Described direct acting part is connected with handle described in another two, drives hands described in another two
Handle displacement, controls the folding condition conversion of the described low pressure capacitance switch corresponding with described handle.
Capacitance switch for transformer the most according to claim 1, it is characterised in that described pressure regulation electric magnet
The axis that acting position switchs with described pressure regulation plate-like is connected, and is used for driving described middle shaft rotation, and then drives
Described pressure regulation plate-like switch rotary；Described pressure regulation plate-like switch and described pressure regulation electric magnet are two, each
Individual described pressure regulation electric magnet corresponding described pressure regulation plate-like switch.
3. according to the arbitrary described capacitance switch for transformer of claim 1-2, it is characterised in that also include for
Connecting the binding post of external cabling, described binding post is electric with described pressure regulation electric magnet and described capacity transfer respectively
Magnet electrically connects.
Capacitance switch for transformer the most according to claim 3, it is characterised in that described external cabling with
External control device is connected.
5. according to the arbitrary described capacitance switch for transformer of claim 1-2, it is characterised in that described pressure regulation electricity
Magnet and described capacity transfer electric magnet, be mainly made up of conjunction/switching winding and permanent magnet respectively.
6. according to the arbitrary described capacitance switch for transformer of claim 1-2, it is characterised in that described installing plate
Peripheral part porose position is set, position, described hole is used for installing insulation shrouding, makes described capacitance switch for transformer
From becoming closed cell.
7. the method applying the arbitrary described capacitance switch for transformer capacity transfer of claim 1-6, its feature exists
In comprising the following steps:
The most described pressure regulation electric magnet passes through the electromagnetic force of conjunction/switching winding moment charged generation and the common of permanent magnet
Active force, pushes directly on the central axis of pressure regulation plate-like switch, and then drives described pressure regulation plate-like switch to rotate,
Thus realize Guan Bi or the disconnection of each contact；
The most described capacity transfer electric magnet passes through the electromagnetic force of conjunction/switching winding moment charged generation and the common of permanent magnet
Active force, directly draws/promotes a handle of low pressure capacitance switch, simultaneously by the direct acting of capacity transfer drive mechanism
Part push/pull moves the another two handle of low pressure capacitance switch, drives height by the rotating part of capacity transfer drive mechanism
Pressure capacitance switch central axis, thus realize Guan Bi or the disconnection of each contact；
Two steps of above a, b are in no particular order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410020628.8A CN104795223B (en) | 2014-01-16 | 2014-01-16 | A kind of capacitance switch for transformer and capacity transfer method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410020628.8A CN104795223B (en) | 2014-01-16 | 2014-01-16 | A kind of capacitance switch for transformer and capacity transfer method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN104795223A CN104795223A (en) | 2015-07-22 |
| CN104795223B true CN104795223B (en) | 2016-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410020628.8A Active CN104795223B (en) | 2014-01-16 | 2014-01-16 | A kind of capacitance switch for transformer and capacity transfer method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105719817B (en) * | 2016-03-03 | 2018-07-13 | 北京平开智能电气有限公司 | A kind of permanent magnet vacuum on-load voltage regulating switch, transformer and load voltage-regulating method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202110930U (en) * | 2011-06-17 | 2012-01-11 | 北京博瑞莱智能科技有限公司 | Distribution transformer capable of automatically regulating capacity and voltage |
| CN102360851A (en) * | 2011-09-08 | 2012-02-22 | 北京博瑞莱智能科技有限公司 | Combined permanent-magnetic mechanism voltage/capacity adjusting switch |
| CN102623156A (en) * | 2012-04-12 | 2012-08-01 | 辽宁金立电力电器有限公司 | On-load multistage adjustable-capacity tap switch |
| CN203721464U (en) * | 2014-01-16 | 2014-07-16 | 北京博瑞莱智能科技集团有限公司 | Novel transformer capacity-adjusting switch |
-
2014
- 2014-01-16 CN CN201410020628.8A patent/CN104795223B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202110930U (en) * | 2011-06-17 | 2012-01-11 | 北京博瑞莱智能科技有限公司 | Distribution transformer capable of automatically regulating capacity and voltage |
| CN102360851A (en) * | 2011-09-08 | 2012-02-22 | 北京博瑞莱智能科技有限公司 | Combined permanent-magnetic mechanism voltage/capacity adjusting switch |
| CN102623156A (en) * | 2012-04-12 | 2012-08-01 | 辽宁金立电力电器有限公司 | On-load multistage adjustable-capacity tap switch |
| CN203721464U (en) * | 2014-01-16 | 2014-07-16 | 北京博瑞莱智能科技集团有限公司 | Novel transformer capacity-adjusting switch |
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| CN104795223A (en) | 2015-07-22 |
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