CN107799365A - Bistable permanent magnetic three-phase breaker - Google Patents
Bistable permanent magnetic three-phase breaker Download PDFInfo
- Publication number
- CN107799365A CN107799365A CN201610792478.1A CN201610792478A CN107799365A CN 107799365 A CN107799365 A CN 107799365A CN 201610792478 A CN201610792478 A CN 201610792478A CN 107799365 A CN107799365 A CN 107799365A
- Authority
- CN
- China
- Prior art keywords
- shell
- phase
- static contact
- permanent magnet
- mains
- 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.)
- Pending
Links
- 230000003068 static effect Effects 0.000 claims abstract description 41
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004593 Epoxy Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000011162 core material Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 8
- 230000005611 electricity Effects 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
- H01H71/32—Electromagnetic mechanisms having permanently magnetised part
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention discloses bistable permanent magnetic three-phase breaker, including base, shell, load side three-phase conducting wire joint and mains side three-phase conducting wire joint, susceptor surface is provided with shell, shell is internally provided with coil, case surface is provided with wire barrel and lower wire barrel, shell side is provided with load side three-phase conducting wire joint, shell opposite side is provided with mains side three-phase conducting wire joint, enclosure is provided with holding permanent magnet, mains side static contact is provided with beside upper holding permanent magnet, lower holding permanent magnet is provided with beside mains side static contact, slip iron core is provided with beside lower holding permanent magnet, slide and be provided with load side moving contact below iron core, mains side moving contact is provided with beside load side moving contact.Beneficial effect is:The present invention no longer needs to maintain electromagnetic actuation and consumed energy after State Transferring, and the noise and magnetic field that also no electromagnet running hours may be sent influence, and environmental protection and saves, and switch speed is fast.
Description
Technical field
The present invention relates to power industry apparatus field, more particularly to bistable permanent magnetic three-phase breaker.
Background technology
Breaker is the electric current for referring to close, carry and cut-off under normal loop condition and can closed, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker is divided into primary cut-out by its use range
With low-voltage circuit breaker, high-low pressure identification of boundaries is relatively fuzzyyer, typically by more than three kilovolts of referred to as High-Voltage Electrical Appliances.Current power distribution network
Low voltage three-phase switch (0.4kV) does not largely have electric switch-on function, a small amount of threephase switch body with electric switch-on function
Product is larger, it is impossible to is realized in existing ammeter box and takes control (prepayment electric expense, when the electricity charge are finished, ammeter can control control
Tripping is switched, after filling expense, ammeter controlling switch closure, the user of current single phase power supply realizes expense control, the visitor of three phase supply
It is not implemented per family and takes control, the reliable threephase switch of major stable is not developed), expensive, the divide-shut brake of switch needs
Coil energy storage, coil, which is electrified for a long time, to generate heat, and energy saving is bad.
The content of the invention
The purpose of the present invention is that to solve the above problems and provides bistable permanent magnetic three-phase breaker.
The present invention is achieved through the following technical solutions above-mentioned purpose:
Bistable permanent magnetic three-phase breaker, including base, shell, load side three-phase conducting wire joint and mains side three-phase conducting wire
Joint, the susceptor surface are provided with the shell, and the shell is internally provided with coil, and the case surface is provided with
Wire barrel and lower wire barrel, the shell side are provided with the load side three-phase conducting wire joint, and the shell opposite side is set
There is the mains side three-phase conducting wire joint, the enclosure is provided with holding permanent magnet, the upper holding permanent magnet side
It is provided with mains side static contact, is provided with lower holding permanent magnet beside the mains side static contact, by the lower holding permanent magnet
While being provided with slip iron core, load side moving contact is provided with below the slip iron core, is set beside the load side moving contact
There is mains side moving contact, the mains side static contact is also installed on the base, is provided with beside the mains side static contact
Load side static contact, the chassis interior are provided with three-phase arc extinguishing storehouse.
In said structure, the positive pole of the upper peace dc source pulse of wire barrel connection five, the lower wire barrel connection five
Pacify the negative pole of dc source pulse, the coil produces the direction in magnetic field and the upper direction one for keeping permanent magnet to produce magnetic field
Cause, the two adds the magnetic field with after that the slip iron core is drawn onto near the upper holding permanent magnet, the mains side moving contact
Separated with the mains side static contact, the load side moving contact also separates simultaneously with the load side static contact, continues 20 millis
After the pulse current of second disappears, the upper attraction for keeping permanent magnet is more than the lower attraction for keeping permanent magnet, described
Slide iron core to remain stationary as, breaker is in separated position, and when being passed through reverse current pulses, breaker then closes, and reaches
The purpose automatically controlled.
In order to further improve the function of bistable permanent magnetic three-phase breaker, the shell is mounted by means of bolts on institute
State base upper surface, the shell is epoxy material, and the coil is wrapped in the enclosure, the upper wire barrel and described
Lower wire barrel is mounted by means of bolts on the case surface, and the load side three-phase conducting wire joint is bolted installation
In the base side, the mains side three-phase conducting wire joint is mounted by means of bolts on the base opposite side, it is described on
Permanent magnet is kept to be mounted by means of bolts on the enclosure.
In order to further improve the function of bistable permanent magnetic three-phase breaker, the mains side static contact is bolted
Installed in the enclosure, the lower holding permanent magnet is mounted by means of bolts on the enclosure, the upper holding
Permanent magnet and the lower holding permanent magnet shape are cylinder, and the slip iron core is arranged in the shell by chute
Portion.
In order to further improve the function of bistable permanent magnetic three-phase breaker, the material for sliding iron core is pure iron, institute
The cylinder that is shaped as sliding iron core is stated, the load side moving contact is arranged on the slip simultaneously with the mains side moving contact
The lower section of iron core, the mains side static contact on the base are mounted by means of bolts on the susceptor surface.
In order to further improve the function of bistable permanent magnetic three-phase breaker, the load side static contact is bolted
On the base, the mains side static contact and the load side static contact on the base are copper coin, described
The quantity in three-phase arc extinguishing storehouse is three, and three three-phase arc extinguishing storehouses are integrally formed and are spaced from each other by the base.
Beneficial effect is:The present invention no longer needs to maintain electromagnetic actuation and consumed energy after State Transferring, does not also have
There are noise that electromagnet running hours may be sent and magnetic field to influence, environmental protection and save, switch speed is fast.
Brief description of the drawings
Fig. 1 is the space diagram of bistable permanent magnetic three-phase breaker of the present invention;
Fig. 2 is the top view of bistable permanent magnetic three-phase breaker of the present invention;
Fig. 3 is the transverse cross sectional view of bistable permanent magnetic three-phase breaker of the present invention;
Fig. 4 is the longitudinal cross section of bistable permanent magnetic three-phase breaker of the present invention.
Description of reference numerals is as follows:
1st, base;2nd, shell;3rd, load side three-phase conducting wire joint;4th, mains side three-phase conducting wire joint;5th, upper holding permanent magnetism
Iron;6th, iron core is slided;7th, mains side static contact;8th, lower holding permanent magnet;9th, load side static contact;10th, mains side moving contact;
11st, load side moving contact;12nd, three-phase arc extinguishing storehouse;13rd, coil;14th, upper wire barrel;15th, lower wire barrel.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings:
As Figure 1-Figure 4, bistable permanent magnetic three-phase breaker, including base 1, shell 2, load side three-phase conducting wire joint
3 and mains side three-phase conducting wire joint 4, the surface of base 1 be provided with shell 2, to install coil 13, the inside of shell 2 is set shell 2
Coil 13 is equipped with, for coil 13 to produce electromagnetic field, the surface of shell 2 is provided with wire barrel 14 and lower wire barrel 15, upper wiring
To connect dc source respectively, the side of shell 2 is provided with load side three-phase conducting wire joint 3, load for pipe 14 and lower wire barrel 15
Side three-phase conducting wire joint 3 is provided with mains side three-phase conducting wire joint 4, mains side three to connected load wire, the opposite side of shell 2
Phase conductor joint 4 is provided with inside shell 2 and keeps permanent magnet 5 connecting power line, and upper holding permanent magnet 5 is to for dress
Put and magnetic field is provided, upper holding permanent magnet 5 side is provided with mains side static contact 7, and mains side static contact 7 is coordinating mains side to move
Contact 10 carries out circuit turn-on, and the side of mains side static contact 7 is provided with lower holding permanent magnet 8, and lower holding permanent magnet 8 is to for dress
Put and magnetic field is provided, the lower side of holding permanent magnet 8, which is provided with, slides iron core 6, slides iron core 6 to carry out circuit to lead on and off
Open, slide the lower section of iron core 6 and be provided with load side moving contact 11, load side moving contact 11 is the circuit of load side to be turned off
And conducting, the side of load side moving contact 11 are provided with mains side moving contact 10, mains side moving contact 10 is to by the electricity of mains side
Road is turned off and turned on, and mains side static contact 7 is also provided with base 1, and mains side static contact 7 touches to coordinate mains side to move
First 10 carry out circuit turn-on, and the side of mains side static contact 7 is provided with load side static contact 9, and load side static contact 9 is negative to coordinate
Lotus side moving contact 11 carries out circuit turn-on, and base 1 is internally provided with three-phase arc extinguishing storehouse 12, and three-phase arc extinguishing storehouse 12 is preventing short circuit
The generation of phenomenon.
In said structure, the positive pole of the upper peace dc source pulse of the connection of wire barrel 14 five, the lower peace of the connection of wire barrel 15 five is directly
The negative pole of power pulse is flowed, the direction that coil 13 produces magnetic field is consistent with the direction that upper holding permanent magnet 5 produces magnetic field, and the two adds
Magnetic field with after will be slided iron core 6 and is drawn onto near upper holding permanent magnet 5, and mains side moving contact 10 divides with mains side static contact 7
To open, load side moving contact 11 also separates simultaneously with load side static contact 9, after continuing 20 milliseconds of pulse current disappearance, upper holding
The attraction of permanent magnet 5 is more than the attraction of lower holding permanent magnet 8, slides iron core 6 and remains stationary as, and breaker, which is in, separates shape
State, when being passed through reverse current pulses, breaker then closes, and reaches the purpose automatically controlled.
In order to further improve the function of bistable permanent magnetic three-phase breaker, shell 2 is mounted by means of bolts on base 1
Upper surface, shell 2 are epoxy material, and coil 13 is wrapped in inside shell 2, and upper wire barrel 14 and lower wire barrel 15 are consolidated by bolt
Dingan County is mounted in the surface of shell 2, and load side three-phase conducting wire joint 3 is mounted by means of bolts on the side of base 1, and mains side three-phase is led
Wire terminal 4 is mounted by means of bolts on the opposite side of base 1, and upper holding permanent magnet 5 is mounted by means of bolts in shell 2
Portion, mains side static contact 7 are mounted by means of bolts on inside shell 2, and lower holding permanent magnet 8 is mounted by means of bolts on outer
Inside shell 2,8 magnet shapes are cylinder forever for upper holding permanent magnet 5 and lower holding, slide iron core 6 by chute installed in outer
Inside shell 2, the material for sliding iron core 6 is pure iron, and that slides iron core 6 is shaped as cylinder, load side moving contact 11 and mains side
Mains side static contact 7 of the moving contact 10 simultaneously on the lower section for sliding iron core 6, base 1 is mounted by means of bolts on bottom
1 surface of seat, load side static contact 9 are mounted by means of bolts on base 1, mains side static contact 7 and load side on base 1
Static contact 9 is copper coin, and the quantity in three-phase arc extinguishing storehouse 12 is three, and three three-phase arc extinguishing storehouses 12 are integrally formed simultaneously by base 1
And it is spaced from each other.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, the original for simply illustrating the present invention described in above-described embodiment and specification
Reason, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its Xiao Wu circle
It is fixed.
Claims (5)
1. bistable permanent magnetic three-phase breaker, it is characterised in that:Including base, shell, load side three-phase conducting wire joint and power supply
Side three-phase conducting wire joint, the susceptor surface are provided with the shell, and the shell is internally provided with coil, the shell table
Face is provided with wire barrel and lower wire barrel, and the shell side is provided with the load side three-phase conducting wire joint, the shell
Opposite side is provided with the mains side three-phase conducting wire joint, and the enclosure is provided with holding permanent magnet, the upper holding
Mains side static contact is provided with beside permanent magnet, lower holding permanent magnet, the lower guarantor are provided with beside the mains side static contact
Hold and slip iron core is provided with beside permanent magnet, load side moving contact is provided with below the slip iron core, the load side is dynamic to be touched
Head side is provided with mains side moving contact, and the mains side static contact, the mains side static contact are also provided with the base
Side is provided with load side static contact, and the chassis interior is provided with three-phase arc extinguishing storehouse.
2. bistable permanent magnetic three-phase breaker according to claim 1, it is characterised in that:The shell is bolted
Installed in the base upper surface, the shell is epoxy material, and the coil is wrapped in the enclosure, the upper wiring
Pipe and the lower wire barrel are mounted by means of bolts on the case surface, and the load side three-phase conducting wire joint passes through bolt
The base side is fixedly mounted on, it is another that the mains side three-phase conducting wire joint is mounted by means of bolts on the base
Side, the upper holding permanent magnet are mounted by means of bolts on the enclosure.
3. bistable permanent magnetic three-phase breaker according to claim 1, it is characterised in that:The mains side static contact passes through
Bolt is fixedly mounted on the enclosure, and the lower holding permanent magnet is mounted by means of bolts on the enclosure, institute
It is cylinder that holding, which is stated, with magnet and the lower holding with magnet shape, and the slip iron core is arranged on described by chute
Enclosure.
4. bistable permanent magnetic three-phase breaker according to claim 1, it is characterised in that:It is described slide iron core material be
Pure iron, the slip iron core are shaped as cylinder, and the load side moving contact is arranged on simultaneously with the mains side moving contact
The lower section for sliding iron core, the mains side static contact on the base are mounted by means of bolts on the base table
Face.
5. bistable permanent magnetic three-phase breaker according to claim 1, it is characterised in that:The load side static contact passes through
Bolt is fixedly mounted on the base, and the mains side static contact and the load side static contact on the base are copper
Plate, the quantity in the three-phase arc extinguishing storehouse is three, and three three-phase arc extinguishing storehouses are integrally formed and mutually by the base
Separate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610792478.1A CN107799365A (en) | 2016-08-31 | 2016-08-31 | Bistable permanent magnetic three-phase breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610792478.1A CN107799365A (en) | 2016-08-31 | 2016-08-31 | Bistable permanent magnetic three-phase breaker |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107799365A true CN107799365A (en) | 2018-03-13 |
Family
ID=61529529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610792478.1A Pending CN107799365A (en) | 2016-08-31 | 2016-08-31 | Bistable permanent magnetic three-phase breaker |
Country Status (1)
Country | Link |
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CN (1) | CN107799365A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107527772A (en) * | 2017-09-27 | 2017-12-29 | 国网新疆电力公司疆南供电公司 | Low voltage three-phase bistable permanent magnetic air switch |
CN114078655A (en) * | 2020-08-17 | 2022-02-22 | 天津首瑞智能电气有限公司 | Load switch |
CN114388302A (en) * | 2020-10-16 | 2022-04-22 | 天津首瑞智能电气有限公司 | Electric switch |
-
2016
- 2016-08-31 CN CN201610792478.1A patent/CN107799365A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107527772A (en) * | 2017-09-27 | 2017-12-29 | 国网新疆电力公司疆南供电公司 | Low voltage three-phase bistable permanent magnetic air switch |
CN114078655A (en) * | 2020-08-17 | 2022-02-22 | 天津首瑞智能电气有限公司 | Load switch |
CN114388302A (en) * | 2020-10-16 | 2022-04-22 | 天津首瑞智能电气有限公司 | Electric switch |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180313 |
|
WD01 | Invention patent application deemed withdrawn after publication |