CN105529130B - A kind of electromagnet structure - Google Patents
A kind of electromagnet structure Download PDFInfo
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- CN105529130B CN105529130B CN201610066989.5A CN201610066989A CN105529130B CN 105529130 B CN105529130 B CN 105529130B CN 201610066989 A CN201610066989 A CN 201610066989A CN 105529130 B CN105529130 B CN 105529130B
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- magnetic pole
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- elastic component
- barrier structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/081—Magnetic constructions
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/121—Guiding or setting position of armatures, e.g. retaining armatures in their end position
- H01F7/123—Guiding or setting position of armatures, e.g. retaining armatures in their end position by ancillary coil
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/16—Rectilinearly-movable armatures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/16—Rectilinearly-movable armatures
- H01F2007/1692—Electromagnets or actuators with two coils
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- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The present invention provides a kind of electromagnet structure, including magnetic pole, the installation part for installing magnetic pole and being oriented to for the movement of magnetic pole, and it is fitted around the first coil and the second coil of part setting, installation part is equipped with the first barrier structure, and the first elastic component is equipped between magnetic pole and the first barrier structure；When first coil is powered, generates magnetic field and magnetic pole is attracted to close to the position of the first block piece, the first elastic component is by compression storage energy at this time；When first coil dead electricity, when second coil is powered, second coil generates magnetic force and magnetic pole is attracted to be moved to the side far from the first barrier structure, the first elastic component releases energy at this time, magnetic pole is pushed to accelerate, to make magnetic pole when reaching the second coil position, the speed of bigger can be obtained, so as to the driving mandril action of the dynamics of bigger.Compared with prior art, under the premise of no need to increase electric current and increase coil, magnetic pole is realized with larger dynamics driving mandril movement, disclosure satisfy that the demand under specific occasion.
Description
Technical field
The present invention relates to a kind of electromagnet structures, belong to electrical equipment control and protective device technical field.
Background technology
Electromagnet structure is usually used in electric apparatus control apparatus, and action in order to control provides power.Electromagnet in the prior art
Structure is as shown in Figure 1, magnetic pole 24 is moved in the dynamic magnetic pole 24 including being oppositely arranged and magnetostatic pole 27 wherein magnetostatic pole 27 is fixedly installed
It can be moved back and forth relative to magnetostatic pole 27, driving mandril 23 is fixed on dynamic magnetic pole 24, magnetostatic pole 27 is equipped with pushes up for driving
The through-hole that bar 23 passes through is arranged with resetting spring 26, one end of resetting spring 26 and dynamic magnetic pole 24 on driving 23 outer wall of mandril
Contact, the other end are contacted with magnetostatic pole 27；It is additionally provided with coil 25 in the outer circumferential of dynamic magnetic pole 24 and magnetostatic pole 27.Coil 25 is not
When energization, under the action of resetting spring 26,27 remains stationary spaced apart of magnetic pole 24 and magnetostatic pole is moved, at this time driving top
Bar 23 is in retracted position；When coil 25 is powered, dynamic magnetic pole 24 and magnetostatic pole 27 generate magnetic field and attract each other so that dynamic magnetic pole 24
Overcome the elastic force of resetting spring 26 to be moved to magnetostatic pole 27, and then push driving mandril 23 to extended position (referring to attached drawing 2), is
Control action provides power.To enhance magnetic field intensity, it is additionally provided with by moved end yoke 22, intermediate yoke 21 and quiet in the outside of coil 25
The shell that end yoke 28 is enclosed, wherein moved end yoke 22 are equipped with the inner cavity being oriented to for the movement of dynamic magnetic pole 24.
However this electromagnet structure in the prior art moves the driving driving mandril 23 of magnetic pole 24 when coil 25 is powered
The dynamics of stretching is smaller, in occasion of some needs compared with large driving force, it is difficult to meet demand.The driving driving of magnetic pole 24 is moved to increase
The dynamics that mandril 23 stretches out, people can generally use two kinds of ways, the first is the electric current increased inside coil 25, is for second
Increase coil；However the first way can increase power consumption, and cause fever serious, second of way can lead to winding volume mistake
Greatly, it is unfavorable for the miniaturization of product.
Invention content
Therefore, it is an object of the invention to not increase coil inside electric current, and under the premise of not increasing coil, one is provided
Kind can improve the electromagnet iron construction that dynamic magnetic pole driving mandril stretches out dynamics.
For this purpose, the present invention provides a kind of electromagnet structure, including：
Magnetic pole can move under the influence of a magnetic field；
Installation part coordinates with the magnetic pole and installs, and for being oriented to the movement of the magnetic pole, and has and the magnetic
The first extremely opposite barrier structure；
First elastic component is mounted between the magnetic pole and first barrier structure；
First coil is arranged around the installation part, and close to first barrier structure, for generating magnetic when being powered
, attract the magnetic pole close to first barrier structure, energy is stored to compress first elastic component；
Second coil is arranged around the installation part, and far from first barrier structure, in the first coil
After dead electricity, first elastic component is still powered in compressive state, generates magnetic pole described in magnetic field suction far from first blocking
Structure, first elastic component, which releases energy, at this time pushes the magnetic pole to accelerate, and then the magnetic pole is made to export outward more
Noticeable effort.
As a preferred embodiment, first elastic component is spring, and one end is fixed on the magnetic pole.
As a preferred embodiment, the magnetic pole is equipped with installation cavity, one end and the installation of first elastic component
The bottom surface of chamber is fixedly connected, and the other end stretches out the installation cavity, opposite with first barrier structure；Also, the installation cavity
Depth be compressed to length most in short-term more than first elastic component.
As a preferred embodiment, further include preventing the first elastic component described in bias when the first coil is powered
Anti- voltage biasing structure.
As a preferred embodiment, the anti-voltage biasing structure includes：
Guide rod, one end are fixedly connected after passing through first elastic component with the magnetic pole, fortune of the other end along the magnetic pole
Dynamic direction extends to first barrier structure side；
First perforation, is arranged on the installation part, is used for when the first coil is powered and attracts the magnetic pole, for institute
The other end for stating guide rod passes through.
As a preferred embodiment, the installation part is tubular structure, is had in for being installed with magnetic pole cooperation
Chamber, the inner wall of the inner cavity are contacted with the fitting of the outer wall of the magnetic pole, are oriented to the movement for the magnetic pole；Described first
Barrier structure is the annular flange for being molded over described installation part one end, and extending towards the interior cavity direction.
As a preferred embodiment, further include push rod structure, the push rod structure includes：
Pedestal is oppositely arranged with one end far from first barrier structure of the installation part, has installation space, with
The installation space connection and the first opening for allowing the magnetic pole to be inserted into, and second opening opposite with first opening；
Mandril has the blocking portion being located inside the installation space, and is connect with the blocking portion, and can be from described the
The main part that two openings are stretched out；
Second barrier structure, setting is on the first opening inner wall, for mutually stopping with the blocking portion；
Third barrier structure, setting is on the second opening inner wall, for mutually stopping with the blocking portion；
Second elastic component is set on the main part, and one end and the blocking portion connect, the other end and described the
Three barrier structures connect.
When the magnetic pole does not drive the blocking portion, blocking portion described in second resilient element urges stops with described second
Structure mutually stops that the mandril is in initial position at this time；
When magnetic pole contact drives the blocking portion, second elastic component is compressed, the blocking portion and described the
Three barrier structures mutually stop that the mandril is in ejection position at this time.
As a preferred embodiment, second barrier structure is to be molded on the first opening inner wall, and towards interior
The annular flange that portion extends；The magnetic pole is equipped with the ring-shaped step that can coordinate blocking with second barrier structure.
As a preferred embodiment, the third barrier structure is removably mounted in second opening, is had and is used
It is connect in the flat part of another end in contact with second elastic component, and with the flat part, for real with the blocking portion
The height of the limiting section now mutually stopped, the limiting section is higher than second elastic component by compressed shortest length；Also,
The second perforation for being pierced by the installation space for the main part is additionally provided on the flat part.
As a preferred embodiment, further include being arranged around the installation part, to be formed for installing the first coil
With first yoke in the space of second coil.
As a preferred embodiment, further include being arranged around the installation part and the push rod structure, to be formed for pacifying
Fill first yoke and the second yoke in the space of the first coil, second coil and the push rod structure, wherein first
One end of yoke is connect with the installation part, and the other end is connect with second yoke, the other end of second yoke and institute
State push rod structure connection.
Electromagnet structure provided by the invention, has the following advantages：
1. the electromagnet structure of the present invention, including magnetic pole, the peace for installing magnetic pole and being oriented to for the movement of magnetic pole
Piece installing, and it is fitted around the first coil and the second coil of part setting, installation part is equipped with the first barrier structure, magnetic pole and the
The first elastic component is equipped between one barrier structure；When first coil is powered, generates magnetic field and magnetic pole is attracted to close to the first resistance
The position of block piece, the first elastic component is by compression storage energy at this time；When first coil dead electricity, when the second coil is powered, the second line
Circle generates magnetic force and magnetic pole is attracted to be moved to the side far from the first barrier structure, and the first elastic component releases energy at this time, pushes magnetic
Pole accelerates, and to make magnetic pole when reaching the second coil position, the speed of bigger can be obtained, so as to bigger
Dynamics drives mandril action.Compared with prior art, no need to increase electric current and increase coil under the premise of, realize magnetic pole with
Larger dynamics driving mandril movement, disclosure satisfy that the demand under specific occasion.
2. the electromagnet structure of the present invention, the first elastic component is spring, one end of which is fixed on magnetic pole, when magnetic pole is to close
First barrier structure direction movement when, can ensure the first elastic component remain adapted to it is compressed put shape, avoid bias.
3. the electromagnet structure of the present invention, magnetic pole is equipped with installation cavity, one end of the first elastic component and the bottom surface of installation cavity
It is fixedly connected, the other end stretches out installation cavity, and when magnetic pole close to the direction of the first barrier structure to when moving, installation cavity can prevent the
One elastic component is askew by pressure, in addition, the depth of installation cavity is compressed to length most in short-term more than the first elastic component, when magnetic pole moves
When to position very close to the first barrier structure, the first barrier structure is contacted with magnetic pole, although the first elastic component is complete at this time
Total head is reduced to inside installation cavity, but most short without being forced into, it is thus possible to be protected the first elastic component, be avoided by excessive compression.
4. the electromagnet structure of the present invention, further includes the voltage biasing structure for further preventing the first elastic component to be biased, guide rod
It is connect with magnetic pole after the first elastic component, when magnetic pole close to the direction of the first barrier structure to when moving, guide rod first passes through
First perforation, the first elastic component is set on guide rod at this time, it can be ensured that the first elastic component is not biased.
5. the electromagnet structure of the present invention, installation part is tubular structure, is had for the inner cavity with magnetic pole cooperation installation, interior
The inner wall of chamber is contacted with the fitting of the outer wall of magnetic pole, can not only be oriented to the movement of magnetic pole, moreover it is possible to protect magnetic pole.
6. the electromagnet structure of the present invention, further includes push rod structure, the second barrier structure and third barrier structure are set respectively
It sets in the first opening of pedestal and the second opening, for mutually stopping with the blocking portion inside the installation space of pedestal,
And under the action of the second elastic component, the initial position of mandril is limited so that the initial position and extended position of mandril accurately may be used
Control.
7. the electromagnet structure of the present invention, magnetic pole is equipped with the ring-shaped step that can coordinate blocking with the second barrier structure,
It in this way after magnetic pole moves to certain position towards mandril, can be stopped by the second barrier structure, can prevent from excessively squeezing second
Elastic component can protect the second elastic component.
8. the electromagnet structure of the present invention, third barrier structure is equipped with flat part and limiting section, the wherein height of limiting section
Degree is more than the second elastic component by compressed shortest length, so as to when limiting section and blocking portion contact, avoid the second bullet
Property part is forced into most short, can protect the second elastic component.
9. the electromagnet structure of the present invention, further includes the first yoke and/or the second yoke, to make full use of by first coil
The field drives magnetic pole generated with the second coil improves drive efficiency.
Description of the drawings
In order to illustrate more clearly of the technical solution in the prior art or the specific embodiment of the invention, below to existing skill
Attached drawing used in art or specific implementation mode description is briefly described, it should be apparent that, for ordinary skill people
For member, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structure principle chart of electromagnet in the prior art.
Fig. 2 is the structure principle chart after Fig. 1 coils are powered.
Fig. 3 is structure principle chart of the electromagnet of the embodiment of the present invention 2 when in original state.
Fig. 4 is structure principle chart of the electromagnet after first coil energization in Fig. 3.
Fig. 5 is structure principle chart of the electromagnet after first coil dead electricity, the second coil energization in Fig. 4.
Reference numeral：Yoke among 21-, the moved ends 22- yoke, 23- drive mandril, and 24- moves magnetic pole, 25- coils, and 26- is multiple
Position spring, the magnetostatic poles 27-, 28- static side yokes；1- magnetic poles, 10- installation cavitys, 11- ring-shaped steps, 3- installation parts, the inner cavities 30-,
The first barrier structures of 31-, 32- first perforate, the first elastic components of 41-, the second elastic components of 42-, 51- first coils, the second lines of 52-
Circle, 6- guide rods, 7- pedestals, 71- installation spaces, 701- first are open, and 702- second is open, and 703- second perforates, and 72- second hinders
Keep off structure, 73- third barrier structures, 731- flat parts, 732- limiting sections, 8- mandrils, 81- blocking portions, 82- main parts, 91- the
One yoke, the second yokes of 92-.
Specific implementation mode
Technical scheme of the present invention is described with reference to the accompanying drawings of the specification, it is clear that following embodiments is not this
Invent whole embodiments.Based on embodiment described in the invention, those of ordinary skill in the art are not making other wounds
The every other embodiment obtained under the premise of the property made labour, belongs to protection scope of the present invention.
It should be noted that in the description of the present invention, term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indicating or implying relative importance.In addition, technology involved in invention described below different embodiments
Feature can be combined with each other as long as they do not conflict with each other.
Embodiment 1
The present embodiment provides a kind of electromagnet structures, do not include push rod structure, concrete structure is refering to what is shown in Fig. 3, include：
Magnetic pole 1 can move under the influence of a magnetic field；
Installation part 3 coordinates with the magnetic pole 1 and installs, and for being oriented to the movement of the magnetic pole 1, and has and institute
State the first opposite barrier structure 31 of magnetic pole 1；
First elastic component 41 is mounted between the magnetic pole 1 and first barrier structure 31；
First coil 51 is arranged around the installation part 3, and close to first barrier structure 31, for when being powered
Magnetic field is generated, attracts the magnetic pole 1 close to first barrier structure 31, energy is stored to compress first elastic component 41；
Second coil 52 is arranged around the installation part 3, and far from first barrier structure 31, for described the
After one coil, 51 dead electricity, first elastic component 41 is still powered in compressive state, generates magnetic pole 1 described in magnetic field suction far from institute
The first barrier structure 31 is stated, first elastic component 41, which releases energy, at this time pushes the magnetic pole 1 to accelerate, and then makes described
Magnetic pole 1 exports greater role power outward.
The electromagnet structure of the present embodiment, in 51 dead electricity of first coil, when the second coil 52 is powered, the first elastic component 41 is released
Exoergic amount pushes magnetic pole 1 to move, and the magnetic field that the second coil 52 generates further drives magnetic pole 1 to accelerate, to increase magnetic
The motive force of pole 1 makes magnetic pole 1 when reaching the second 52 position of coil, has larger speed, thus has the driving of bigger
Power.
In the present embodiment, the first elastic component 41 is spring, and one end is fixed on the magnetic pole 1.When magnetic pole 1 is to close to the
When the direction movement of one barrier structure 31, the first elastic component 41 can be made to be maintained at and put shape suitable for compressed, avoided partially
Pressure.
Mounting means of first elastic component 41 on magnetic pole 1 be：The magnetic pole 1 is equipped with installation cavity 10, first bullet
Property part 41 one end be fixedly connected with the bottom surface of the installation cavity 10, the other end stretches out the installation cavity 10, with first resistance
It is opposite to keep off structure 31；Also, the depth of the installation cavity 10 is compressed to length most in short-term more than first elastic component 41.
It is askew that installation cavity 10 can prevent the first elastic component 41 from being pressed, also, when magnetic pole 1 is moved to very close to the first blocking
When the position of structure 31, the first barrier structure 31 is contacted with magnetic pole 1, although the first elastic component 41 is fully compressed installation at this time
Inside chamber 10, but it is most short without being forced into, it is thus possible to the first elastic component 10 is protected, is avoided by excessive compression.
Further include preventing the anti-voltage biasing structure of the first elastic component 41 described in bias when the first coil 51 is powered.
The anti-voltage biasing structure includes：Guide rod 6, one end connect after passing through first elastic component 41 with the fixation of the magnetic pole 1
It connects, the other end extends along the direction of motion of the magnetic pole 1 to 31 side of the first barrier structure；First perforation 32, setting exist
On the installation part 3, for when the first coil 51 is powered and attracts the magnetic pole 1, being worn for the other end of the guide rod 6
It crosses.When magnetic pole 1 close to the direction of the first 31 structures of blocking to when moving, guide rod 6 first passes through the first perforation 32, at this time the first bullet
Property part 41 is set on guide rod 6, it can be ensured that the first elastic component 41 is not biased.
In this implementation, the installation part 3 is tubular structure, is had for the inner cavity 30 with the cooperation installation of the magnetic pole 1, institute
The inner wall for stating inner cavity 30 is contacted with the fitting of the outer wall of the magnetic pole 1, is oriented to the movement for the magnetic pole 1；Described first
Barrier structure 31 is the annular flange for being molded over 3 one end of the installation part, and extending towards 30 direction of the inner cavity.
Further include being arranged around the installation part 3, to be formed for installing the first coil 51 and second coil
First yoke 91 in 52 space, the first yoke 91 can prevent magnetic exposed, so as to make full use of by 51 He of first coil
The field drives magnetic pole 1 that second coil 52 generates improves drive efficiency.
The operation principle of electromagnet structure is as follows in this implementation：
Initial position, refering to what is shown in Fig. 3,51 dead electricity of first coil, 52 dead electricity of the second coil, magnetic pole 1 is in gravity at this time
Effect it is lower in initial position (be due to putting position it should be pointed out that magnetic pole 1 is located proximate to the second coil 52 in diagram
The reason of setting, when using other placement positions, magnetic pole 1 under gravity, is also in other positions)；
When first coil 51 is powered, refering to what is shown in Fig. 4, magnetic pole 1 is attracted under the magnetic fields that first coil 51 generates
To close to the first barrier structure 31 position, at this time the first elastic component 41 compressed by magnetic pole 1 and the first barrier structure 31, store energy
Amount；
Activation point, 51 dead electricity of first coil, when the second coil 52 is powered, refering to what is shown in Fig. 5, the first elastic component 41 discharges
Energy, driving magnetic pole 1 are moved to the direction close to the second coil 52, and the magnetic field that the second coil 52 generates further drives magnetic pole 1
Accelerate to move to 52 position of the second coil, for driving push rod structure or similar other structures.
Embodiment 2
This implementation provides a kind of electromagnet structure, as shown in figure 3, while including the structure described in embodiment 1,
Further include having push rod structure.
Wherein push rod structure includes：Pedestal 7, one end phase far from first barrier structure 31 with the installation part 3
To setting, there is installation space 71, the first opening 701 for being connected to the installation space 71 and the magnetic pole 1 being allowed to be inserted into,
The second opposite opening 702 with first opening 701；
Mandril 8 has the blocking portion 81 being located inside the installation space 71, and is connect with the blocking portion 81, and energy
The main part 82 stretched out from second opening 702；
Second barrier structure 72, setting are used for and 81 phase mutual resistance of the blocking portion on first opening, 701 inner walls
Gear；
Third barrier structure 73, setting are used for and 81 phase mutual resistance of the blocking portion on second opening, 702 inner walls
Gear；
Second elastic component 42, is set on the main part 82, and one end and the blocking portion 81 connect, the other end with
The third barrier structure 73 connects.
When the magnetic pole 1 does not drive the blocking portion 81, second elastic component 42 push the blocking portion 81 with it is described
The second mutually blocking of barrier structure 72, the mandril 8 is in initial position at this time；
When the magnetic pole 1 drives the blocking portion 81, second elastic component 42 is compressed, the blocking portion 81 with it is described
Third barrier structure 73 mutually stops that the mandril 8 is in ejection position at this time.
The electromagnet structure of the present embodiment, the second barrier structure 72 and third barrier structure 73 are separately positioned on pedestal 7
At first opening 701 and the second opening 702, for mutually stopping with the blocking portion 81 inside the installation space 71 of pedestal 7,
And under the action of the second elastic component 42, the initial position of mandril 8 is limited so that initial position and the extended position essence of mandril 8
It is really controllable.
Second barrier structure 72 is to be molded on first opening, 701 inner walls, and towards extending internally annular
Flange；The magnetic pole 1 is equipped with the ring-shaped step 11 that can coordinate blocking with second barrier structure 72.
The third barrier structure 73 is removably mounted in second opening 702, is had for described second
The flat part 731 of another end in contact of elastic component 42, and connect with the flat part 731, for being realized with the blocking portion 81
The height of the limiting section 732 mutually stopped, the limiting section 732 is higher than second elastic component 42 by compressed most short length
Degree；Also, the second perforation for being pierced by the installation space 71 for the main part 82 is additionally provided on the flat part 732
703。
Further include being arranged around the installation part 3 and the push rod structure, with formed for install the first coil 51,
First yoke 91 in the space of second coil 52 and the push rod structure and the second yoke 92, wherein the first yoke 91
One end is connect with the installation part 3, and the other end is connect with second yoke 92, the other end of second yoke 92 with it is described
Push rod structure connects.
The operation principle of electromagnet structure is as follows in the present embodiment：
Mandril 8 is in initial position, as shown in figure 3,51 dead electricity of first coil, 52 dead electricity of the second coil, at this time magnetic pole 1 exist
In initial position (it should be pointed out that second coil 52 that is located proximate to of magnetic pole 1 is due to putting at this time under the action of gravity
The reason of position, when using other placement positions, magnetic pole 1 under gravity, is also in other positions)；Mandril 8
Under the position-limiting action of the second elastic component 42 and the second barrier structure 72, it is in initial position；
When first coil 51 is powered, as shown in figure 4, magnetic pole 1 is attracted under the magnetic fields that first coil 51 generates
Close to the first barrier structure 31 position, at this time the first elastic component 41 compressed by magnetic pole 1 and the first barrier structure 31, store energy
Amount；Mandril 8 still keeps initial position at this time；
Mandril 8 is in ejection position, 51 dead electricity of first coil, when the second coil 52 is powered, as shown in figure 5, the first elasticity
Part 41, which releases energy, pushes magnetic pole 1 to be moved to 52 position of the second coil, and the magnetic field that the second coil 52 generates further drives magnetic pole
1 accelerates the direction to the second coil 52 to move, when magnetic pole 1, which is moved to, to be contacted with the blocking portion of mandril 8, can drive mandril 8 to
The direction far from magnetic pole 1 to move to extended position (the second elastic component 42 is extruded accumulation of energy in the process, so as in magnetic pole 1
Driving force disappear after, push mandril 8 to restore to initial position).
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (11)
1. a kind of electromagnet structure, it is characterised in that：Including：
Magnetic pole (1), can move under the influence of a magnetic field；
Installation part (3) coordinates with the magnetic pole (1) and installs, for being oriented to the movement of the magnetic pole (1), and with
Opposite the first barrier structure (31) of the magnetic pole (1)；
First elastic component (41) is mounted between the magnetic pole (1) and first barrier structure (31)；
First coil (51) is arranged around the installation part (3), and close to first barrier structure (31), for being powered
When generate magnetic field, attract the magnetic pole (1) close to first barrier structure (31), stored up with compressing first elastic component (41)
Deposit energy；
Second coil (52) is arranged around the installation part (3), and far from first barrier structure (31), for described
After first coil (51) dead electricity, first elastic component (41) is still powered in compressive state, generates magnetic pole described in magnetic field suction
(1) far from first barrier structure (31), first elastic component (41), which releases energy, at this time pushes the magnetic pole (1) to accelerate
Movement, and then make the magnetic pole (1) output greater role power outward.
2. electromagnet structure according to claim 1, it is characterised in that：First elastic component (41) is spring, and one
End is fixed on the magnetic pole (1).
3. electromagnet structure according to claim 2, it is characterised in that：The magnetic pole (1) is equipped with installation cavity (10), institute
The one end for stating the first elastic component (41) is fixedly connected with the bottom surface of the installation cavity (10), and the other end stretches out the installation cavity
(10), opposite with first barrier structure (31)；Also, the depth of the installation cavity (10) is more than first elastic component
(41) it is compressed to length most in short-term.
4. electromagnet structure according to claim 2, it is characterised in that：Further include being powered in the first coil (51)
When, prevent the anti-voltage biasing structure of the first elastic component (41) described in bias.
5. electromagnet structure according to claim 4, it is characterised in that：The anti-voltage biasing structure includes：
Guide rod (6), one end are fixedly connected with the magnetic pole (1) afterwards across first elastic component (41), and the other end is along the magnetic
The direction of motion of pole (1) extends to the first barrier structure (31) side；
First perforation (32), is arranged on the installation part (3), attracts the magnetic pole for being powered in the first coil (51)
(1) it when, is passed through for the other end of the guide rod (6).
6. electromagnet structure according to claim 1, it is characterised in that：The installation part (3) is tubular structure, has and uses
In the inner cavity (30) with the magnetic pole (1) cooperation installation, the inner wall of the inner cavity (30) is bonded with the outer wall of the magnetic pole (1) to be connect
It touches, is oriented to the movement for the magnetic pole (1)；First barrier structure (31) is to be molded over the installation part (3) one
End, and the annular flange extended towards the inner cavity (30) direction.
7. electromagnet structure according to claim 1, it is characterised in that：Further include push rod structure, the push rod structure packet
It includes：
Pedestal (7) is oppositely arranged with one end far from first barrier structure (31) of the installation part (3), has installation
Space (71), be connected to the installation space (71) and allow the magnetic pole (1) be inserted into first opening (701), and with it is described
The second opposite opening (702) of first opening (701)；
Mandril (8) has and is located at the internal blocking portion (81) of the installation space (71), and connect with the blocking portion (81),
And the main part (82) that can be stretched out from second opening (702)；
Second barrier structure (72), setting are used for and the blocking portion (81) phase mutual resistance on described first opening (701) inner wall
Gear；
Third barrier structure (73), setting are used for and the blocking portion (81) phase mutual resistance on described second opening (702) inner wall
Gear；
Second elastic component (42) is set on the main part (82), and one end is connected with the blocking portion (81), the other end
It is connected with the third barrier structure (73)；
When the magnetic pole (1) does not drive the blocking portion (81), second elastic component (42) push the blocking portion (81) with
Second barrier structure (72) mutually stops that the mandril (8) is in initial position at this time；
When the magnetic pole (1) drives blocking portion (81), second elastic component (42) is compressed, the blocking portion (81) with
The third barrier structure (73) mutually stops that the mandril (8) is in ejection position at this time.
8. electromagnet structure according to claim 7, it is characterised in that：Second barrier structure (72) is is molded over
It states on the first opening (701) inner wall, and towards extending internally annular flange；The magnetic pole (1) is equipped with can be with described the
The ring-shaped step (11) of two barrier structures (72) cooperation blocking.
9. electromagnet structure according to claim 7, it is characterised in that：The third barrier structure (73) is removably pacified
In second opening (702), there is the flat part for another end in contact with second elastic component (42)
(731), it and with the flat part (731) connect, for realizing the limiting section (732) mutually stopped with the blocking portion (81),
The height of the limiting section (732) is higher than second elastic component (42) by compressed shortest length；Also, the flat part
(731) the second perforation (703) for being pierced by the installation space (71) for the main part (82) is additionally provided on.
10. according to the electromagnet structure described in any one of claim 1-6, it is characterised in that：Further include around the installation
Part (3) is arranged, to form first yoke in the space for installing the first coil (51) and second coil (52)
(91)。
11. according to the electromagnet structure described in any one of claim 7-9, it is characterised in that：Further include around the installation
Part (3) and push rod structure setting, to be formed for installing the first coil (51), second coil (52) and described
First yoke (91) and the second yoke (92) in the space of push rod structure, wherein one end of the first yoke (91) and the installation
Part (3) connects, and the other end is connect with second yoke (92), the other end and the push rod structure of second yoke (92)
Connection.
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| CN105529130B true CN105529130B (en) | 2018-09-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109950067B (en) * | 2019-04-24 | 2020-12-29 | 常州市瑞泰光电有限公司 | Electromagnetic switching device |
| CN112564022A (en) * | 2020-11-30 | 2021-03-26 | 南京来田商贸有限公司 | Television capable of preventing external force from pulling out connecting equipment to enhance connection |
| CN112562962B (en) * | 2020-12-03 | 2022-08-12 | 安徽爱意爱机电科技有限公司 | Push type electromagnet structure for high-speed production line |
| CN114551024B (en) * | 2022-02-16 | 2023-12-12 | 上海卫星工程研究所 | Stop gear and spacecraft magnetic buoyancy ware |
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| JPH11191512A (en) * | 1997-10-21 | 1999-07-13 | Ckd Corp | Solenoid |
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| CN105529130A (en) | 2016-04-27 |
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