CN207367865U - The permanent-magnet manipulating mechanism of switch-fuse combination - Google Patents
The permanent-magnet manipulating mechanism of switch-fuse combination Download PDFInfo
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- CN207367865U CN207367865U CN201721236143.8U CN201721236143U CN207367865U CN 207367865 U CN207367865 U CN 207367865U CN 201721236143 U CN201721236143 U CN 201721236143U CN 207367865 U CN207367865 U CN 207367865U
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- magnet manipulating
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- 230000007246 mechanism Effects 0.000 title claims abstract description 64
- 230000005389 magnetism Effects 0.000 claims abstract description 31
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
It the utility model is related to a kind of permanent-magnet manipulating mechanism of on-load switch fuse combined electric apparatus, including three bi-stable permanent magnetism operating mechanisms, the three-phase of three bi-stable permanent magnetism operating mechanisms and on-load switch connects respectively, and each bi-stable permanent magnetism operating mechanism coordinates through the arc-chutes of an insulated tension pole and on-load switch respectively realizes on/off switch；Three bi-stable permanent magnetism operating mechanisms are controlled through a control unit；Further include an auxiliary body, auxiliary body includes side plate and is arranged on side plate to indicate connecting lever and the first connecting plate close to switch, the first microswitch, on/off switch, first connecting plate indicates that connecting lever is connected by a connecting rod with the on/off switch, the side of the first connecting plate is arranged at close to switch and the first microswitch, and it is electrically connected close to switch with control unit, the controller of the first microswitch and switchgear is electrically connected.The beneficial effects of the utility model are：Long lifespan, reliability is high, for controlling the on/off switch of on-load switch fuse combined electric apparatus.
Description
Technical field
It the utility model is related to a kind of permanent-magnet manipulating mechanism of switch-fuse combination.
Background technology
Country transforms old city net, and newly-built city is required and uses looped network as far as possible, to prevent the interruption of power supply.
Largely used in ring network power supplying units and box-type substation be not breaker but switch-fuse combination.State
Interior minority producer has started to produce Mobile vacuum load switch and combinations thereof electric appliance.Permanent-magnet manipulating mechanism due to parts are few,
The advantages that without electricity holding, reliability height, long lifespan, largely used in vacuum circuit breaker, the phase including control
Pass technology is quite ripe.
Utility model content
The purpose of this utility model is to be directed to above shortcoming, there is provided a kind of switch-fuse combination
Permanent-magnet manipulating mechanism, realize reliable on/off switch.
Scheme is used by the utility model solves technical problem：A kind of switch-fuse combination is forever
Magnetic operating mechanism, the switch-fuse combination are placed in a babinet, and the permanent-magnet manipulating mechanism includes three
The three-phase of the bi-stable permanent magnetism operating mechanism being arranged on babinet, three bi-stable permanent magnetism operating mechanisms and on-load switch connects respectively
Connect, each bi-stable permanent magnetism operating mechanism coordinates through the arc-chutes of an insulated tension pole and on-load switch respectively realizes on/off switch；Three
A bi-stable permanent magnetism operating mechanism is controlled through a control unit；Further include an auxiliary body, the auxiliary body include with it is described
Biside plate that babinet coordinates and be arranged on biside plate close to switch, the first microswitch, on/off switch instruction connecting lever and the
One connecting plate, first connecting plate is used for the action message for receiving bi-stable permanent magnetism operating mechanism, with the bi-stable permanent magnetism operating
Mechanism is connected, and first connecting plate indicates that connecting lever is connected by a connecting rod with the on/off switch, the on/off switch
Instruction connecting lever is rotatably dispose in wherein on side plate, and is hinged with the connecting rod；It is described to be opened close to switch and the first fine motion
The side for being arranged at first connecting plate is closed, and the close switch is electrically connected with described control unit, and first fine motion is opened
Close and be electrically connected with the controller of switchgear.
Further, the auxiliary body further includes fuse tripping bar, fuse tripping connecting rod and one second fine motion and opens
Close, the fuse tripping bar is arranged on babinet, receives the fusing mechanical action of fuse；The fuse tripping bar and molten
Disconnected device trip link is hinged, and second microswitch is arranged at fuse tripping connecting rod side, matches somebody with somebody with fuse tripping connecting rod
Close switching；Second microswitch is electrically connected with described control unit.
Further, the auxiliary body further includes an on/off switch button, and the on/off switch button is arranged at combined electrical apparatus
Panel on, the on/off switch button is electrically connected with described control unit.
Further, the babinet is fixed on a chassis vehicle, and the chassis vehicle is equipped with energy locking chassis vehicle disengaging
Interlock plate, the interlock plate stretch into the bottom of box through box bottom, and the lower end of first connecting plate is fixedly connected with one first bent plate
Upper end, the first bent plate lower end bending after stretch in the second bent plate being arranged on box bottom, first bent plate
Front end is placed in the top of the interlock plate, and the domed shape of the second bent plate, is set up on the box bottom.
Further, the bi-stable permanent magnetism operating mechanism by dynamic guide rod, end cap, dynamic iron core, closing coil, magnetizer,
Yoke and switching winding composition, dynamic guide rod are connected with insulated tension pole, and the insulated tension pole connects with the moving contact of corresponding phase arc-chutes
Connect；End cap is fixedly connected with yoke by screw fashion；Closing coil, magnetizer and switching winding are axis from going to using dynamic iron core
Discharge successively afterwards.
Further, a storage capacitor is further included, the storage capacitor is electrically connected with described control unit；The closing coil
It is electrically connected with switching winding and described control unit.
Further, first connecting plate is fixedly connected with the dynamic guide rod of the bi-stable permanent magnetism operating mechanism.
Further, the auxiliary body further includes a manual brake separating bar being rotatably dispose on side plate, described to divide manually
Restrictor bar coordinates with first connecting plate to be abutted against.
Compared with prior art, the utility model has following beneficial effect：Permanent-magnet manipulating mechanism uses bistable structure, and
And per a bi-stable permanent magnetism operating mechanism is mutually set, reliability is high, and stability is good；And the utility model is by auxiliary body,
Realize and on/off switch position instruction is carried out to switch-fuse combination, and can carry out closing by auxiliary body and divide
Lock operates.
Brief description of the drawings
The utility model patent is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the external structure schematic diagram of on-load switch-fuse combined electric apparatus of the adapted permanent-magnet manipulating mechanism.
Fig. 2 is the internal structure schematic diagram of on-load switch-fuse combined electric apparatus of the adapted permanent-magnet manipulating mechanism.
Fig. 3 is the scheme of installation for the permanent magnetic operating structure that the utility model embodiment provides.
Fig. 4 is the structure diagram for the auxiliary body that the utility model embodiment provides.
In figure：1- bi-stable permanent magnetism operating mechanisms；10- moves guide rod；2- auxiliary bodies；20- side plates；21- fuse trippings
Bar；22- fuse tripping connecting rods；The close switches of 23-；The first microswitches of 24-；The second microswitches of 25-；The first connecting plates of 26-；
The first bent plates of 27-；The second bent plates of 28-；29- on/off switch indicates connecting lever；3- manual brake separating bars；4- on/off switch buttons；5- fuses；
6- on-load switch arc-chutes.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and detailed description.
As shown in figures 1-4, the permanent-magnet manipulating mechanism of a kind of on-load switch-fuse combined electric apparatus of the present embodiment, bag
Three bi-stable permanent magnetism operating mechanisms being arranged on babinet 1 are included, each bi-stable permanent magnetism operating mechanism 1 is drawn through an insulation respectively
Bar coordinates with on-load switch arc-chutes realizes on/off switch；Three bi-stable permanent magnetism operating mechanisms 1 are controlled through a control unit；Also wrap
An auxiliary body 2 is included, the auxiliary body 2 includes Two Side plate 20 and be arranged on biside plate 20 close to switch 23, first
Microswitch 24, on/off switch instruction 29 and first connecting plate 26 of connecting lever, first connecting plate 26 are used to receive bi-stable permanent magnetism operating
The action message of mechanism 1, is connected with the bi-stable permanent magnetism operating mechanism 1, and first connecting plate 26 connects by one
Extension bar is connected with on/off switch instruction connecting lever 29, and the on/off switch instruction connecting lever 29 is rotatably dispose on the side plate 20, and
And it is hinged with the connecting rod；The side that first connecting plate 26 is arranged at close to switch 23, the first microswitch 24 are set
The front of first connecting plate 26 is placed in, and the close switch 23 is electrically connected with described control unit, and first fine motion is opened
Pass 24 and the controller of switchgear are electrically connected.
From the foregoing, the beneficial effects of the utility model are：The kind of drive of bistable-state permanent magnet mechanism uses direct acting
Formula, makes transmission efficiency reach highest, improves Mechanical Reliability and the service life of combined electrical apparatus, it is possible to achieve non-maintaining.
By auxiliary body 2, realize and on/off switch position instruction is carried out to on-load switch-fuse combined electric apparatus, more safety can for operation
Lean on.
Control unit is controlled the on/off switch process of combined electrical apparatus according to extraneous instruction, when being connected to reclosing command,
The closing coil of storage capacitor and permanent-magnet manipulating mechanism is connected, permanent-magnet manipulating mechanism closes a floodgate arc-chutes by insulated tension pole；When
When being connected to separating brake instruction, the switching winding of storage capacitor and permanent-magnet manipulating mechanism is connected, permanent-magnet manipulating mechanism passes through insulated tension pole
To arc-chutes separating brake.Closing operation process, under the drive that permanent-magnet manipulating mechanism moves guide rod 10, the first connecting plate 26 passes through connecting rod
Drive on/off switch instruction connecting lever 29 to rotate counterclockwise, indicate closing position；Sub-switching operation process, guide rod is moved in permanent-magnet manipulating mechanism
Under 10 drive, the first connecting plate 26 drives on/off switch to indicate that connecting lever 29 rotates clockwise by connecting rod, indicates open position.
In the present embodiment, the auxiliary body 2 further includes fuse tripping bar 21, fuse tripping connecting rod 22 and second
Microswitch 25, the fuse tripping connecting rod 22 are arranged on babinet, receive the fusing mechanical action of fuse；The fusing
Device release lever 21 and fuse tripping connecting rod 22 are hinged, and second microswitch 25 is arranged at 21 side of fuse tripping bar,
Coordinate with fuse tripping bar 21 and contact；Second microswitch 25 is electrically connected with described control unit.During fuse blows, melt
Disconnected device trip link 22 is used to receive the fusing mechanical signal from fuse, and passes to fuse tripping bar 21, and second is micro-
After dynamic switch 25 receives the action signal of fusing release lever 21, sub-gate signal is provided to control unit.
In the present embodiment, the auxiliary body 2 further includes an on/off switch button 4, and the on/off switch button 4 is arranged at group
On the panel for closing electric appliance, the on/off switch button 4 is electrically connected with described control unit.In actual use, conjunction can be passed through
Opening button 4 realizes that on/off switch acts directly to control unit on/off switch signal.
In the present embodiment, the babinet of the on-load switch-fuse combined electric apparatus is fixed on a chassis vehicle, described
Chassis vehicle be equipped with can the disengaging of locking chassis vehicle interlock plate, the interlock plate stretches into the bottom of box through box bottom, described the
The lower end of one connecting plate is fixedly connected with the upper end of one first bent plate, is stretched to after the lower end bending of the first bent plate and is arranged at box bottom
On the second bent plate in, and the front end of the first bent plate is placed in the top of the interlock plate, the domed shape of the second bent plate, frame
On the box bottom.As shown in figure 4, closing operation process, the first connecting plate 26 drives the first bent plate 27 to travel forward, into
In the groove for entering the second bent plate 28, the interlock plate of chassis vehicle is withstood, chassis is realized switchgear " anti-stop-band from shaking into or shaking out
The anti-error function of load pull-out handcart "；Sub-switching operation process, the first connecting plate 26 drive the first bent plate 27 to move backward, leave the
The notch of two bent plates 28, discharges the interlock plate of chassis vehicle, chassis is shaken into or is shaken out.
In the present embodiment, the bi-stable permanent magnetism operating mechanism 1 by dynamic guide rod 10, end cap, dynamic iron core, closing coil,
Magnetizer, yoke and switching winding composition, dynamic guide rod 10 are connected with insulated tension pole, the insulated tension pole and corresponding phase arc-chutes
Moving contact connects；End cap is fixedly connected with yoke by screw fashion；Closing coil, magnetizer and switching winding using dynamic iron core as
Axis discharges successively from front to back.
In the present embodiment, a storage capacitor is further included, the storage capacitor is electrically connected with described control unit；The combined floodgate
Coil and switching winding are electrically connected with described control unit.Dynamic guide rod 10 is connected with insulated tension pole；End cap passes through screw etc. with yoke
Mode is fixed, there is provided magnetic field channel, and integrated support is provided；Closing coil, magnetizer and switching winding using dynamic iron core as axis from
Discharged successively after going to；Yoke is opening an osculum close to coil position, and closing coil and switching winding are connected with control unit；
Dynamic iron core opens longitudinal notch preferably with electrical pure iron, and in surrounding, can reduce vortex；Permanent magnet uses rare-earth Nd-Fe-B forever
Magnet, there is provided the retentivity of separating brake and closing position；During separating brake, control unit controls storage capacitor to be powered to switching winding, electricity
Magnetic force drives dynamic iron core to move backward；During combined floodgate, control unit controls storage capacitor to be powered to closing coil, and electromagnetic force drives dynamic
Iron core travels forward.
In the present embodiment, the dynamic guide rod 10 of first connecting plate 26 and the bi-stable permanent magnetism operating mechanism 1, which is fixed, connects
Connect.It is connected by the first connecting plate 26 with permanent-magnet manipulating mechanism, receives the action signal of permanent-magnet manipulating mechanism, indicated by on/off switch
Connecting lever 29 indicates on/off switch.
In the present embodiment, the auxiliary body 2 further includes a manual brake separating bar 3 being rotatably dispose on box side,
The manual brake separating bar 3 coordinates with first connecting plate 26 to be abutted against.It is by dedicated separating brake bar that manual brake separating bar 3 is clockwise
Rotate, the first connecting plate 26 is moved backward, drive the dynamic iron core of permanent-magnet manipulating mechanism to move backward, make combined electrical apparatus separating brake.
The specific implementation process of the present embodiment：
Three bi-stable permanent magnetism operating mechanisms 1 are correspondingly arranged on babinet, pass through an insulated tension pole and corresponding phase respectively
On-load switch arc-chutes 6 coordinate, and realize combination the on/off switch operation of electric appliance, and bi-stable permanent magnetism operating mechanism 1 is opened in driving load
Arc-chutes 6 are closed when on/off switch acts, the dynamic guide rod 10 of bi-stable permanent magnetism operating mechanism 1 drives the first connecting plate 26 to act, and approaches
Switch 23 receives the action signal of the first connecting plate 26, which is sent to control unit, and unit offer, which is closed, in order to control divides
Gate position signal, and indicate that connecting lever 29 indicates the on/off switch position of combined electrical apparatus by on/off switch；First microswitch 24 is same
When receive the action signal of the first connecting plate 26, provide on/off switch position signal for switchgear.
One on/off switch button 4 can also be set on combined electrical apparatus panel, and sending on/off switch by on/off switch button 4 instructs
To control unit, on/off switch operation is carried out to combined electrical apparatus.
In conclusion a kind of permanent-magnet manipulating mechanism of switch-fuse combination provided by the utility model, knot
Structure is simple, and operation is reliable.
Above-listed preferred embodiment, is further described the purpose of this utility model, technical solution and advantage,
It should be understood that the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on, should be included in this practicality
Within new protection domain.
Claims (8)
1. a kind of permanent-magnet manipulating mechanism of switch-fuse combination, the switch-fuse combination holds
It is placed in a babinet, it is characterised in that：The permanent-magnet manipulating mechanism includes three bi-stable permanent magnetism operatings being arranged on babinet
The three-phase of mechanism, three bi-stable permanent magnetism operating mechanisms and on-load switch connects respectively, each bi-stable permanent magnetism operating mechanism point
Do not coordinate through an insulated tension pole and on-load switch arc-chutes and realize on/off switch；Three bi-stable permanent magnetism operating mechanisms are single through a control
Member control；An auxiliary body is further included, the auxiliary body includes the biside plate coordinated with the babinet and is arranged at both sides
It is used to receive bistable close to switch, the first microswitch, on/off switch instruction connecting lever and the first connecting plate, first connecting plate on plate
The action message of state permanent-magnet manipulating mechanism, is connected with the bi-stable permanent magnetism operating mechanism, and first connecting plate leads to
A connecting rod to be crossed to be connected with on/off switch instruction connecting lever, the on/off switch instruction connecting lever is rotatably dispose in wherein on side plate,
And it is hinged with the connecting rod；The side that first connecting plate is arranged at close to switch, the first microswitch are arranged at
The front of first connecting plate, and the close switch is electrically connected with described control unit, first microswitch and switch
The controller of cabinet is electrically connected.
2. the permanent-magnet manipulating mechanism of switch-fuse combination according to claim 1, it is characterised in that：Institute
State auxiliary body and further include fuse tripping bar, fuse tripping connecting rod and one second microswitch, the fuse tripping connects
Bar is arranged on babinet, receives the fusing mechanical action of fuse；The fuse tripping bar and fuse tripping connecting rod are hinged,
Second microswitch is arranged at fuse tripping bar side, coordinates with fuse tripping bar and contacts；Second fine motion is opened
Pass is electrically connected with described control unit.
3. the permanent-magnet manipulating mechanism of switch-fuse combination according to claim 1, it is characterised in that：Institute
State auxiliary body and further include an on/off switch button, the on/off switch button is arranged on the panel of combined electrical apparatus, the on/off switch
Button is electrically connected with described control unit.
4. the permanent-magnet manipulating mechanism of switch-fuse combination according to claim 1, it is characterised in that：Institute
State babinet to be fixed on a chassis vehicle, the chassis vehicle is equipped with the interlock plate of energy locking chassis vehicle disengaging, the interlock plate warp
Box bottom stretches into the bottom of box, and the lower end of first connecting plate is fixedly connected with the upper end of one first bent plate, under the first bent plate
Stretched to after the bending of end in the second bent plate being arranged on box bottom, the front end of first bent plate is placed in the interlock plate
Top, the domed shape of the second bent plate, is set up on the box bottom.
5. the permanent-magnet manipulating mechanism of switch-fuse combination according to claim 1, it is characterised in that：Institute
Bi-stable permanent magnetism operating mechanism is stated to be made of dynamic guide rod, end cap, dynamic iron core, closing coil, magnetizer, yoke and switching winding,
Dynamic guide rod is connected with insulated tension pole, and the insulated tension pole is connected with the moving contact of corresponding phase arc-chutes；End cap passes through spiral shell with yoke
Silk mode is fixedly connected；Closing coil, magnetizer and switching winding discharge successively from front to back using dynamic iron core as axis.
6. the permanent-magnet manipulating mechanism of switch-fuse combination according to claim 5, it is characterised in that：Also
Including a storage capacitor, the storage capacitor is electrically connected with described control unit；The closing coil and switching winding and the control
Unit processed is electrically connected.
7. the permanent-magnet manipulating mechanism of switch-fuse combination according to claim 5, it is characterised in that：Institute
The first connecting plate is stated to be fixedly connected with the dynamic guide rod of the bi-stable permanent magnetism operating mechanism.
8. the permanent-magnet manipulating mechanism of switch-fuse combination according to claim 1, it is characterised in that：Institute
State auxiliary body and further include a manual brake separating bar being rotatably dispose on side plate, the manual brake separating bar is matched somebody with somebody with first connecting plate
Conjunction abuts against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721236143.8U CN207367865U (en) | 2017-09-26 | 2017-09-26 | The permanent-magnet manipulating mechanism of switch-fuse combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721236143.8U CN207367865U (en) | 2017-09-26 | 2017-09-26 | The permanent-magnet manipulating mechanism of switch-fuse combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207367865U true CN207367865U (en) | 2018-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721236143.8U Active CN207367865U (en) | 2017-09-26 | 2017-09-26 | The permanent-magnet manipulating mechanism of switch-fuse combination |
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| CN (1) | CN207367865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107464722A (en) * | 2017-09-26 | 2017-12-12 | 国家电网公司 | The permanent-magnet manipulating mechanism and its control method of on-load switch fuse combined electric apparatus |
-
2017
- 2017-09-26 CN CN201721236143.8U patent/CN207367865U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107464722A (en) * | 2017-09-26 | 2017-12-12 | 国家电网公司 | The permanent-magnet manipulating mechanism and its control method of on-load switch fuse combined electric apparatus |
| CN107464722B (en) * | 2017-09-26 | 2020-03-17 | 国家电网公司 | Permanent magnet operating mechanism of load switch-fuse combined electrical apparatus and control method thereof |
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