CN207397972U - A kind of high-speed switch bistable magnetic operating mechanism - Google Patents
A kind of high-speed switch bistable magnetic operating mechanism Download PDFInfo
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- CN207397972U CN207397972U CN201721013056.6U CN201721013056U CN207397972U CN 207397972 U CN207397972 U CN 207397972U CN 201721013056 U CN201721013056 U CN 201721013056U CN 207397972 U CN207397972 U CN 207397972U
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- permanent magnet
- iron core
- operating mechanism
- speed switch
- dynamic iron
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 76
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 14
- 230000005389 magnetism Effects 0.000 claims description 8
- 230000008033 biological extinction Effects 0.000 abstract description 3
- 238000004804 winding Methods 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 16
- 230000007812 deficiency Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001004 magnetic alloy Inorganic materials 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
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Abstract
The utility model provides a kind of high-speed switch bistable magnetic operating mechanism, which includes dynamic iron core, electromagnetic coil, permanent magnet and shell, and the shell is cylindrical shell；The electromagnetic coil is arranged between side and the shell of the dynamic iron core；The permanent magnet includes being respectively arranged on the upper permanent magnet of the dynamic iron core upper and lower and the pole reversal and lower permanent magnet；The iron core is equipped with the guide post for being coaxial therewith the heart.Switch can be realized in divide-shut brake any state by two pieces of permanent magnets it is double keep, bistable states, the shortcomings that overcoming conventional Monostable permanent magnetic mechanism retentivity is weak in vacuum extinction room in on/off switch state, enhance the reliability and stability of high-speed switch entirety.And due to simplifying the spring structure in conventional operating mechanism, the combined floodgate performance of switch is greatly improved, closing time can be reached within 3ms.The mechanism has high speed divide-shut brake and bistable superperformance, and can realize electronic divide-shut brake function by only changing the direction of the winding current.
Description
Technical field
The utility model is related to a kind of high-speed switch divide-shut brakes, specifically design a kind of high-speed switch bistable magnetic actuating machine
Structure.
Background technology
Switch is one of most common component in electric wiring.High-speed switch is with its excellent performance in electric system
Using more and more.Current high-speed switch is mostly mechanical switch or half mechanical switch；Half mechanical switch is mostly to pass through electromagnetism
Power carries out divide-shut brake and holding with spring force cooperation, but since the elastic force of spring keeps unstable high-speed switch is caused to divide
Retentivity is very weak in vacuum tube during lock state, and high-speed switch is needed in divide-shut brake during changing original state
Overcome the retentivity of spring, therefore the part in the divide-shut brake power of offer can be canceled out, divide-shut brake power is caused to subtract
Weak, the combined floodgate performance for ultimately causing high-speed switch is relatively poor；Designed high-speed switch is often difficult to simultaneous against the above deficiency
Care for high speed divide-shut brake and stability.
Therefore needs offer one kind is simple in structure, divide-shut brake speed is fast, stability is good, reliability is high and can realize electricity
The novel high speed electromagnetic mechanism of divide-shut brake is moved to meet the needs of prior art.
Utility model content
In view of the deficiencies of the prior art, the applicant devises a kind of high-speed switch bistable magnetic operating mechanism.
The purpose of this utility model is achieved through the following technical solutions：
The utility model provides a kind of high-speed switch bistable magnetic operating mechanism, which includes dynamic iron core, electromagnetism
Coil, permanent magnet and shell, the shell are cylindrical shell；The electromagnetic coil be arranged on the side of the dynamic iron core with it is described outer
Between shell；The permanent magnet includes being respectively arranged on the upper permanent magnet of the dynamic iron core upper and lower and the pole reversal and lower permanent magnet；Institute
It states iron core and is equipped with the guide post for being coaxial therewith the heart.
Preferably, the both ends of the shell are respectively equipped with end cap；The end cap is equipped with concentric groove；The groove
The size in section and the section of the permanent magnet match；The depth of the groove is less than the height of the permanent magnet.
Preferably, the portion outboard for the groove that the upper permanent magnet is higher by the upper end cover is arranged with ring-type without magnetic outer lining
Set plays the role of poly- magnetic and protection permanent magnet.
Preferably, magnetically soft alloy is filled between the upper permanent magnet and the electromagnetic coil and determines iron.
Preferably, the magnetically soft alloy that the upper permanent magnet lower surface is equipped with above the dynamic iron core determines iron.
Preferably, the lower permanent magnet upper surface is equipped with the gap-gas segregating ring being located at below the dynamic iron core.
Preferably, yoke is equipped between the gap-gas segregating ring and the electromagnetic coil.
Preferably, the small magnetically soft alloy square thereon of the height of the dynamic iron core is determined between iron and gap-gas segregating ring below
Distance.
Preferably, the upper permanent magnet, the lower permanent magnet, the gap-gas segregating ring and soft above the dynamic iron core
Magnetic alloy determine iron center be respectively equipped with for guide post by through hole.
Preferably, the end cap be equipped with for guide post by through hole.
Compared with closest to the prior art, the beneficial effects of the utility model are：
1st, technical solution provided by the utility model, coil magnetic field generated after being powered can make dynamic iron core generate magnetic
Property, and its magnetism can pass through the current control of different directions；Dynamic iron core upper and lower ends polarity is different, and upper permanent magnet lower end is under
The polarity of permanent magnet upper end is identical, therefore the dynamic iron core can be subject to come from upper permanent magnet and lower permanent magnet two is equidirectional
Power, one of them is suction, and one is repulsion；Switch can realize double protect in divide-shut brake any state by two pieces of permanent magnets
It holds, bistable state, the shortcomings that overcoming conventional Monostable permanent magnetic mechanism retentivity is weak in vacuum extinction room in on/off switch state, increases
The strong reliability and stability of high-speed switch entirety；And during divide-shut brake action, only it need to change the direction of the winding current, then its original state
State retentivity pop-off, while generate operation force, and to be double dynamical, simplify spring structure in Monostable permanent magnetic mechanism from
And the power for providing and overcoming counter spring force is provided, closing speed is significantly promoted, and greatly improves the combined floodgate performance of switch,
Closing time can be reached within 3ms, realize the switch bistable superperformance of high speed and electronic divide-shut brake function.
2nd, technical solution provided by the utility model, the magnetically soft alloy of upper permanent magnet lower surface determine iron and lower permanent magnet upper table
The gap-gas segregating ring in face can effectively prevent from substantially increasing dynamic iron core with permanent magnet generation direct collision in dynamic iron core motion process
Quality assurance and service life during use；The attraction between dynamic iron core and permanent magnet or repulsion are not influenced again simultaneously
Power provides strong guarantee to the action of dynamic iron core.
Description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1：The structure chart of high-speed switch bistable magnetic operating mechanism device provided by the utility model；
Fig. 2：Feed motion schematic diagram；
Wherein：Permanent magnet under 1- upper end covers, 2- housings, 3- bottom end covers, the upper permanent magnets of 4-, 5-, 6- dynamic iron cores, 7- guide posts,
8- coils, 9- determine iron, 11- yokes, 12- gap-gas segregating rings, 13- air gaps without magnetic external bushing, 10- magnetically soft alloys.
Specific embodiment
With reference to the attached drawing in the embodiment of the present application, the technical solution in the embodiment of the present application is carried out clear, complete
Ground describes.
As shown in Figure 1, the utility model provides a kind of high-speed switch bistable magnetic operating mechanism, which includes column
Shape shell 2, the upper end cover 1 for being separately positioned on 2 both ends of shell and bottom end cover 3 are respectively fixedly connected in upper end cover 1 and bottom end cover 3
The upper permanent magnet 4 of inner wall and lower permanent magnet 5, the electromagnetic coil 8 of fitting shell middle part inner wall, the dynamic iron for being located at electromagnetic coil axis
Core 6, be respectively arranged on the dynamic iron core 6 top and bottom guide post 7；The guide post 7 penetrates through upper end cover 1 and bottom end cover 3 respectively.
The magnetic pole of the upper permanent magnet 4 and the lower permanent magnet 5 is reversed.
The magnetic field generated after being powered of coil 8 can make dynamic iron core 6 generate magnetism, and its magnetism can pass through different directions
Current control；6 upper and lower ends polarity of dynamic iron core is different, and 4 lower end of upper permanent magnet is identical with the polarity of lower 5 upper end of permanent magnet,
Therefore the dynamic iron core 6 can be subject to from 5 two equidirectional power of upper permanent magnet 4 and lower permanent magnet, one of them is suction, and one
A is repulsion；Switch can realize double holdings, bistable state in divide-shut brake any state by two pieces of permanent magnets, overcome routine
Monostable permanent magnetic mechanism the shortcomings that retentivity is weak in vacuum extinction room in on/off switch state, enhance high-speed switch it is whole can
By property and stability；And during divide-shut brake action, only it need to change 8 current direction of coil, then its original state retentivity pop-off, together
When generate operation force, and to be double dynamical, the spring structure simplified in Monostable permanent magnetic mechanism overcomes bullet so as to eliminate offer
The power of spring counter-force, closing speed are significantly promoted, and greatly improve the combined floodgate performance of switch, and closing time can reach 3ms
Within, realize the switch bistable superperformance of high speed and electronic divide-shut brake function.
The upper end cover 1 and the bottom end cover 3 are respectively equipped with concentric groove；The diameter of the groove is respectively equal to
The diameter of the upper permanent magnet 4 and the lower permanent magnet 5；The depth of the groove is respectively smaller than the upper permanent magnet 4 and described
The height of lower permanent magnet 5.
The portion outboard that the upper permanent magnet 4 is higher by the groove of the upper end cover 1 is arranged with ring-type without magnetic external bushing 9.
Magnetically soft alloy is filled between the upper permanent magnet 4 and the electromagnetic coil 8 and determines iron 10.
4 lower surface of upper permanent magnet is equipped with the magnetically soft alloy being located above the dynamic iron core 6 and determines iron 10.
5 upper surface of lower permanent magnet is equipped with the gap-gas segregating ring 12 for being located at 6 lower section of dynamic iron core.
Yoke 11 is equipped between the gap-gas segregating ring 12 and the electromagnetic coil 8.
The magnetically soft alloy of upper 4 lower surface of permanent magnet determines iron 10 and the gap-gas segregating ring 12 of lower 5 upper surface of permanent magnet can be effective
It prevents that direct collision occurs with permanent magnet in 6 motion process of dynamic iron core, substantially increases the quality guarantor during dynamic iron core use
Card and service life；It does not influence the attraction or repulsive force between dynamic iron core 6 and permanent magnet again simultaneously, the action of dynamic iron core is carried
Strong guarantee is supplied.
The small square magnetically soft alloy thereon of the height of the dynamic iron core 6 is determined between iron 10 and gap-gas segregating ring 12 below
There are air gaps 13 for distance, dynamic iron core upper end or lower end.
The upper end cover 1, the bottom end cover 3, the upper permanent magnet 4, the lower permanent magnet 5, the magnetically soft alloy determine iron
10 and the center of the gap-gas segregating ring 12 be respectively equipped with and pass through through hole for guide post 7.
As shown in Fig. 2, after coil 8 is powered, according to the right-hand rule and its coiling unwrapping wire, 6 lower end of dynamic iron core is N poles,
Upper end is S poles, and the upper end of upper 4 lower end of permanent magnet and the lower permanent magnet 5 is all N poles, therefore lower permanent magnet 5 after being powered
The homopolar-repulsion between 6 lower end of dynamic iron core, dynamic iron core 6 are subject to the upward repulsion in direction；Upper permanent magnet 4 and 6 upper end of dynamic iron core are different
Extremely attracting, dynamic iron core 6 is subject to the upward suction in direction, and the identical power of both direction is overlapped mutually, dynamic iron core 6 move upwards and,
And as long as current direction is constant, will be always held at "on" position by above-mentioned two power.
Finally it should be noted that：Described embodiment is only the reality of some embodiments of the present application rather than whole
Example is applied, based on the embodiment in the application, what those skilled in the art were obtained on the premise of creative work is not made
All other embodiment, shall fall in the protection scope of this application.
Claims (10)
1. a kind of high-speed switch bistable magnetic operating mechanism, which includes dynamic iron core, electromagnetic coil, permanent magnet and shell,
It is characterized in that：The shell is cylindrical shell；The electromagnetic coil is arranged between side and the shell of the dynamic iron core；Institute
Stating permanent magnet includes being respectively arranged on the upper permanent magnet of the dynamic iron core upper and lower and the pole reversal and lower permanent magnet；The iron core
Equipped with the guide post for being coaxial therewith the heart.
2. a kind of high-speed switch bistable magnetic operating mechanism according to claim 1, which is characterized in that the shell
Both ends are respectively equipped with end cap；The end cap is equipped with concentric groove；The size of the groove section and the permanent magnet
Section matches；The depth of the groove is less than the height of the permanent magnet.
A kind of 3. high-speed switch bistable magnetic operating mechanism according to claim 2, which is characterized in that the upper permanent magnetism
The portion outboard that body is higher by the groove is arranged with ring-type without magnetic external bushing.
A kind of 4. high-speed switch bistable magnetic operating mechanism according to claim 1, which is characterized in that the upper permanent magnetism
Magnetically soft alloy is filled between body and the electromagnetic coil and determines iron.
A kind of 5. high-speed switch bistable magnetic operating mechanism according to claim 1, which is characterized in that the upper permanent magnetism
Body lower surface is equipped with the magnetically soft alloy being located above the dynamic iron core and determines iron.
A kind of 6. high-speed switch bistable magnetic operating mechanism according to claim 5, which is characterized in that the lower permanent magnetism
Body upper surface is equipped with the gap-gas segregating ring being located at below the dynamic iron core.
7. a kind of high-speed switch bistable magnetic operating mechanism according to claim 6, which is characterized in that the air gap every
Yoke is equipped between plate and the electromagnetic coil.
A kind of 8. high-speed switch bistable magnetic operating mechanism according to claim 6, which is characterized in that the dynamic iron core
The small magnetically soft alloy square thereon of height determine the distance between iron and gap-gas segregating ring below.
A kind of 9. high-speed switch bistable magnetic operating mechanism according to claim 6, which is characterized in that the upper permanent magnetism
Body, the lower permanent magnet, the gap-gas segregating ring and the magnetically soft alloy above the dynamic iron core are determined iron and are respectively equipped with for guide post
By through hole.
A kind of 10. high-speed switch bistable magnetic operating mechanism according to claim 2, which is characterized in that the end cap
Equipped with for guide post by through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721013056.6U CN207397972U (en) | 2017-08-14 | 2017-08-14 | A kind of high-speed switch bistable magnetic operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721013056.6U CN207397972U (en) | 2017-08-14 | 2017-08-14 | A kind of high-speed switch bistable magnetic operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207397972U true CN207397972U (en) | 2018-05-22 |
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ID=62419120
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721013056.6U Active CN207397972U (en) | 2017-08-14 | 2017-08-14 | A kind of high-speed switch bistable magnetic operating mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110853946A (en) * | 2019-11-06 | 2020-02-28 | 西安交通大学 | Double-magnetic-circuit direct-acting low-power-consumption permanent magnet brake-separating power-assisted electromagnetic mechanism |
| WO2024047913A1 (en) * | 2022-08-30 | 2024-03-07 | アルプスアルパイン株式会社 | Input device |
-
2017
- 2017-08-14 CN CN201721013056.6U patent/CN207397972U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110853946A (en) * | 2019-11-06 | 2020-02-28 | 西安交通大学 | Double-magnetic-circuit direct-acting low-power-consumption permanent magnet brake-separating power-assisted electromagnetic mechanism |
| WO2024047913A1 (en) * | 2022-08-30 | 2024-03-07 | アルプスアルパイン株式会社 | Input device |
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