CN208256604U - A kind of magnetictrip - Google Patents
A kind of magnetictrip Download PDFInfo
- Publication number
- CN208256604U CN208256604U CN201820745218.3U CN201820745218U CN208256604U CN 208256604 U CN208256604 U CN 208256604U CN 201820745218 U CN201820745218 U CN 201820745218U CN 208256604 U CN208256604 U CN 208256604U
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- China
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- adjustment portion
- main yoke
- magnetictrip
- moving armature
- fixed part
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Abstract
The utility model relates to a kind of magnetictrips, magnetictrip includes the dropout part for driving tripping mechanism to thread off, moving armature for driving dropout part to act, for being attracted the main yoke and the conductive component for generating magnetic field force to main yoke that moving armature acts dropout part, the magnetictrip further includes applying elastic force to moving armature so that moving armature is detached from the return springs of main yoke, the main yoke includes fixed part and the adjustment portion for main yoke magnetic flux area to be engaged and adjusted with fixed part, the adjustment portion is slidedly assemblied in the magnetic flux area for increasing or reducing main yoke on fixed part by slidable adjustment portion.Change the magnetic gap between fixed part and adjustment portion by slidable adjustment portion, also main yoke magnetic field force size can be changed, so that magnetictrip is suitable for a variety of different working environments, solves the problems, such as that magnetic release is unable to satisfy in different operating environment use demand in the prior art.
Description
Technical field
The utility model relates to a kind of magnetictrips.
Background technique
Magnetictrip is one kind of buckle releaser, it is for providing magnetic protection, that is, short-circuit protection.Existing electromagnetism is de-
Button device includes conductive component, main yoke, moving armature, mandril, jacking block and reset spring, and conductive component is arranged in main yoke, leads
Electrical components galvanization simultaneously generates magnetic field force by electromagnetic induction in main yoke.Jacking block, moving armature are each attached on mandril, are resetted
Spring, which is installed on mandril, provides Flexible Reset power for moving armature.When electric current is sufficiently large in conductive component, moving armature overcomes multiple
Position spring force is attracted under the magnetic field force effect of main yoke by main yoke, and the moving armature being attracted pushes jacking block to move upwards simultaneously
The mechanism action for cutting off circuit is driven to cut off circuit.In different working environments, to the current protection of magnetictrip
Range also has a different requirements, and the current protection range of each magnetictrip be it is certain, be unable to satisfy in different operating
The demand that environment uses.
Utility model content
The purpose of this utility model is to provide a kind of magnetictrip, with solve magnetictrip in the prior art without
Method meets the different operating environment use demand the problem of.
The technical solution of the magnetictrip of the utility model is:
Magnetictrip includes the dropout part for driving tripping mechanism to thread off, the dynamic rank for driving dropout part to act
Iron makes the main yoke of dropout part movement for being attracted moving armature and generates the conductive component of magnetic field force, the electromagnetism to main yoke
Buckle releaser further includes applying elastic force to moving armature so that moving armature is detached from the return springs of main yoke, and the main yoke includes solid
Determine portion and the adjustment portion for main yoke magnetic flux area to be engaged and adjusted with fixed part, the adjustment portion is slidedly assemblied in solid
Determine the magnetic flux area for increasing or reducing main yoke in portion by slidable adjustment portion.
The beneficial effects of the utility model are: adjustment portion is slidedly assemblied on fixed part and matches for contacting with fixed part
It closes, the magnetic gap between fixed part and adjustment portion can be changed by slidable adjustment portion, to increased or decrease master as needed
The magnetic flux area of magnetic yoke, changes the drop-away current of magnetictrip, adjusts the current protection range of magnetictrip, keeps electromagnetism de-
Button device is suitable for a variety of different working environments, and solving magnetic release in the prior art and being unable to satisfy makes in different operating environment
The problem of with demand.
For convenience of assembly and adjusting of the adjustment portion on fixed part, fixed part described in this programme is equipped with sliding slot, described
Adjustment portion is slidedly assemblied in sliding slot, and adjustment portion increases or reduces main yoke by adjusting the volume that adjustment portion is in sliding slot
Magnetic flux area.Adjustment portion is slidedly assemblied in the sliding slot of fixed part, not only easy to assembly, and is facilitated between adjustment portion and fixed part
The adjusting of magnetic gap, the i.e. adjusting of main yoke magnetic flux.
For convenience of the adjusting of magnetic gap between adjustment portion and fixed part, adjusting rod is equipped in sliding slot described in this programme,
The adjustment portion is along adjusting rod axial movement configuration on adjusting rod.Only position of the adjustment portion on adjusting rod need to be adjusted just in this way
The adjusting of magnetic gap between portion and adjustment portion can easily be fixed.
To realize continuously adjusting between fixed part and adjustment portion, adjusting rod described in this programme is with external thread structure
Screw rod, stop part is threaded on the screw rod, the adjustment portion cooperates along spiro rod length direction and stop part block.It is logical
The continuous of magnetic gap between adjustment portion and fixed part can be realized by crossing the different location for screwing stop part adjustment portion being made to be in screw rod
It adjusts, it is convenient after the completion of easy to adjust and adjusting that adjustment portion is reliably fixed, guarantee accuracy.
To realize the large range of adjusting of magnetic gap between fixed part and adjustment portion, adjustment portion direction described in this programme
The end face of sliding slot slot bottom is equipped with the counterbore for accommodating stop part.Counterbore can accommodate the gear between fixed part and adjustment portion
Stop member makes the magnetic gap between adjustment portion and fixed part be adjusted to zero, increases the magnetic gap between fixed part and adjustment portion
Adjustable range.
For the volume for reducing magnetic field buckle releaser, main yoke described in the present embodiment is annular, and annular main yoke is equipped with
Notch, the moving armature are arranged in indentation, there.The structure of main yoke and moving armature in this way is more compact, to reduce magnetic field tripping
The volume of device.
To guarantee that main yoke is attracted stablizing for moving armature, notch described in this programme is V of the opening towards annular inboard
V notch v, V-notch have the actuation face for being attracted moving armature, and the moving armature is arranged in V-notch.It is lacked by V-arrangement
The actuation face of mouth is attracted moving armature, increases main yoke to the actuation stability of moving armature.
For the scope of application for increasing magnetictrip, main yoke described in this programme is annular, adjustment portion setting at least two
It is a.Each adjustment portion has adjustable magnetic gap, and more than two adjustment portions are used cooperatively and effectively increase main yoke magnetic field
The adjustable range of air gap increases the adjustable range of magnetic field buckle releaser drop-away current, to increase the scope of application of magnetictrip.
For the effective regulated quantity for increasing adjustment portion, there are two adjustment portion is set described in this programme, dropout part is direct acting part, two
Direct acting direction of the arranged direction of a adjustment portion perpendicular to dropout part.The arrangement of two adjustment portions facilitates adjustment portion perpendicular to tripping
The direct acting direction of part is slided, and effective regulated quantity of adjustment portion is increased.
For the structure for simplifying magnetictrip, conductive component described in this programme is direct current conductor, the installation of direct current conductor
Be fixed conveniently, effectively simplify magnetictrip overall structure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the specific embodiment 1 of the magnetictrip of the utility model；
Fig. 2 is the structural schematic diagram at another visual angle Fig. 1；
Fig. 3 removes structural schematic diagram when conductive component for the magnetictrip in Fig. 1；
Fig. 4 is the structural schematic diagram at another visual angle Fig. 3；
Fig. 5 is the partial sectional view of Fig. 4 main view；
Fig. 6 is the structural schematic diagram of the specific embodiment 2 of the magnetictrip of the utility model；
In figure: 1- fixed part, 2- mandril, 3- reset spring, the first adjustment portion of 4-, 5- screw rod, the first adjusting nut of 6-, 7-
Jacking block, 8- moving armature, the second adjustment portion of 9-, 10- direct current conductor, the second adjusting nut of 11-, 12- fixture nut, 13- counterbore.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment 1 of the magnetictrip of the utility model, as depicted in figs. 1 and 2, magnetictrip include main magnetic
Yoke and the conductive component passed through from main yoke center, magnetictrip further include from the top that main yoke and conductive component center pass through
Bar 2, mandril 2 are fixedly arranged above moving armature 8, and moving armature 8 is fixedly arranged above for driving tripping when main yoke is attracted moving armature 8
The jacking block 7 of mechanical unlocking.It is fixed with fixture nut 12 on mandril 2, is top-loaded between fixture nut 12 and main yoke to moving armature 8
Apply elastic force so that moving armature 8 is detached from the reset spring 3 of main yoke.When the electric current passed through in conductive component is less than magnetictrip
Drop-away current when, moving armature 8 reset spring 3 be applied to the elastic force on mandril 2 effect under keep with main yoke be detached from shape
State, jacking block 7 will not trigger tripping mechanism tripping.When the electric current passed through in conductive component reaches the drop-away current of magnetictrip
When, the electromagnetic force generated in main yoke is greater than the elastic force of reset spring 3, and moving armature 8 is attracted by main yoke and drives mandril 2 upwards
Movement makes jacking block 7 trigger tripping mechanism movement tripping, guarantees electrical safety.
As shown in Figures 1 to 5, main yoke includes fixed part 1 and for being engaged with fixed part 1 and adjusting main yoke magnetic
The adjustment portion of logical area, there are two the adjustment portion in the present embodiment is set, respectively the first adjustment portion 4, the second adjustment portion 9.Two adjust
Section portion be slidedly assemblied on fixed part 1 with by sliding the first adjustment portion 4, the second adjustment portion 9 adjust respectively the first adjustment portion 4 with
Magnetic gap between fixed part 1, between the second adjustment portion 9 and fixed part 1, by adjusting between two adjustment portions and fixed part 1
Magnetic gap increase or reduce the magnetic flux area of main yoke, and then adjust actuation of the main yoke to moving armature 8 under same current
Power.The magnetic flux area of main yoke can be increasedd or decreased as desired by two adjustment portions are adjusted when use, so that it is de- to change electromagnetism
The drop-away current for detaining device, adjusts the current protection range of magnetictrip, magnetictrip is made to adapt to a variety of different building rings
Border.Solve the problems, such as that magnetic release is unable to satisfy in different operating environment use demand in the prior art.In other embodiments
In, it can only one adjustment portion of slidable fit on fixed part；Also three or more adjustment portions are slidably assembled on fixed part.
The first adjustment portion 4, the second adjustment portion 9 in the present embodiment arrange that two are adjusted perpendicular to the direct acting direction of mandril 2
The arrangement in portion slides adjustment portion along the direct acting direction perpendicular to dropout part, increases effective regulated quantity of adjustment portion.
Main yoke in the present embodiment is to have ring structure jaggy, and notch is V-notch, and moving armature 8 is arranged in V-notch
Interior, the inclined-plane of V-notch is the actuation face for being attracted moving armature 8.The arrangement of main yoke and moving armature 8 not only makes electromagnetism
The structure of buckle releaser is more compact, reduces the volume of magnetictrip, and biggish actuation face can make main yoke is stable will move
Armature 8 is attracted.In addition, conductive component in the present embodiment is direct current conductor 10, the installation of direct current conductor 10 and it is fixed conveniently, has
Imitate the overall structure for simplifying magnetictrip.It should be noted that direct current conductor 10 is equipped with the avoid holes of evacuation mandril 2 or keeps away
Allow slot.In other embodiments, two adjustment portions can also or obtuse angle at an acute angle with the direct acting direction of mandril 2 arrangement；Main yoke can
It is set as semi-circular or block structure, moving armature is arranged in main yoke side；Main yoke is made of two sections or more of part, wherein extremely
Few one section of composition fixed part, at least one section composition adjustment portion adjust the magnetic flux area of main yoke by slidable adjustment portion；It can also be
V-shaped groove or cone tank are set in the annular of main yoke, and moving armature is arranged in V-shaped groove or cone tank；Conductive component can also be spiral shell
Spin line circle.
The first adjustment portion 4, the second adjustment portion 9 in the present embodiment and the assembly between fixed part 1 and regulative mode are identical,
Below by between the first adjustment portion 4 and fixed part 1 assembly and regulative mode for be illustrated.Fixed part 1 is equipped with sliding slot,
It is equipped with screw rod 5 in sliding slot, the first adjusting nut 6 and the second adjusting nut 11 are threaded on screw rod 5, the first adjustment portion 4 is sliding
It is dynamic to be assemblied in screw rod 5, the magnetic flux area of main yoke is increased or reduced by adjusting the volume that the first adjustment portion 4 is in sliding slot.
The both ends of first adjustment portion 4 cooperate with the first adjusting nut 6 and 11 block of the second adjusting nut respectively along 5 length direction of screw rod.
Fixed part 1 and the first adjustment portion 4 are slidedly assemblied in sliding slot by screw rod 5, not only facilitate the assembly of the first adjustment portion 4, and side
Just between the first adjustment portion 4 and fixed part 1 magnetic gap adjusting.Screw rod 5 can be realized between fixed part 1 and the first adjustment portion 4
Continuously adjust, increase the degree of regulation between fixed part 1 and the first adjustment portion 4.In other embodiments, it can be set on fixed part
There is receiving hole, adjustment portion is slidedly assemblied in receiving hole；It may also set up at least two buckle structures on sliding slot, in the first adjustment portion
Equipped with the block button hole cooperated with buckle structure, the first adjustment portion can connect the magnetic of main yoke from different buckle structures as needed
Logical area；It may also set up sliding rail on sliding slot, while being equipped with the sliding block being slidably matched with sliding rail in the first adjustment portion, pass through sliding
Sliding block carries out magnetic gap, the i.e. adjusting of main yoke magnetic flux area between the first adjustment portion and fixed part；It can also be set in sliding slot
Polished rod is set, the first adjustment portion is slidedly assemblied on polished rod, and connecting hole is arranged on polished rod, when the first adjustment portion is slided in place
When, pin shaft or screw are installed and are positioned on connecting hole to the first adjustment portion；It can also be equipped in first adjustment portion and be connect with screw flight
Threaded hole, the magnetic gap between the first adjustment portion and fixed part is adjusted by the first adjustment portion of rotation at this time；First is adjusted
The through-hole for being installed on screw rod 5 in portion is also greater than the outer diameter of screw rod 5, and mobile configuration exists the first adjustment portion axially along a screw
On screw rod.
As shown in figure 5, the first adjustment portion 4 is equipped with towards the end face of sliding slot slot bottom for accommodating the second adjusting nut 11
Counterbore 13.In this way when the magnetic gap between fixed part 1 and the first adjustment portion 4 needs to be adjusted to zero, the second adjusting nut 11
It is hidden in counterbore 13, will not influence the adjusting of the first adjustment portion 4, increase the magnetic field gas between fixed part 1 and the first adjustment portion 4
The adjustable range of gap.In other embodiments, the counterbore for accommodating the second adjusting nut can be set on fixed part；It can also be not provided with
Counter bore structure.Magnetic between the first adjustment portion 4 and fixed part 1 is carried out by screwing the first adjusting nut 6 and the second adjusting nut 11
The adjusting of field air gap, adjusts the adjusting of magnetic gap between the second adjustment portion 9 and fixed part 1, according to need by the same method
The magnetic gap between two adjustment portions and fixed part 1 is adjusted, that is, the magnetic flux area of main yoke is adjusted, thus and reset spring
3 cooperations adjust the drop-away current range of magnetictrip, and magnetictrip is made to adapt to a variety of different working environments.This is practical new
The magnetictrip of type has the advantages that smaller, service life length of simple structure and low cost, affected by environment.
The specific embodiment 2 of the magnetictrip of the utility model, the specific implementation with the magnetictrip of utility model
Example 1 is compared, and difference is only that: as shown in fig. 6, only one adjustment portion of slidable fit on the fixed part 1 of main yoke in the present embodiment,
That is the first adjustment portion 4.
Claims (10)
1. magnetictrip, including the dropout part for driving tripping mechanism to thread off, the moving armature for driving dropout part to act,
For being attracted the main yoke and the conductive component for generating magnetic field force to main yoke that moving armature acts dropout part, the electromagnetic trip
Device further includes applying elastic force to moving armature so that moving armature is detached from the return springs of main yoke, characterized in that the main yoke
Adjustment portion including fixed part and for main yoke magnetic flux area to be engaged and adjusted with fixed part, the adjustment portion sliding dress
Fit over the magnetic flux area for increasing or reducing main yoke on fixed part by slidable adjustment portion.
2. magnetictrip according to claim 1, characterized in that the fixed part is equipped with sliding slot, the adjustment portion
It is slidedly assemblied in sliding slot, adjustment portion increases or reduces the magnetic flux face of main yoke by adjusting the volume that adjustment portion is in sliding slot
Product.
3. magnetictrip according to claim 2, characterized in that be equipped with adjusting rod, the adjustment portion in the sliding slot
Along adjusting rod axial movement configuration on adjusting rod.
4. magnetictrip according to claim 3, characterized in that the adjusting rod is the spiral shell with external thread structure
Bar, stop part is threaded on the screw rod, and the adjustment portion cooperates along spiro rod length direction and stop part block.
5. magnetictrip according to claim 4, characterized in that the adjustment portion is towards setting on the end face of sliding slot slot bottom
There is the counterbore for accommodating stop part.
6. magnetictrip described in any one of -5 according to claim 1, characterized in that the main yoke is annular, ring
The main yoke of shape is equipped with notch, and the moving armature is arranged in indentation, there.
7. magnetictrip according to claim 6, characterized in that the notch is V-arrangement of the opening towards annular inboard
Notch, V-notch have the actuation face for being attracted moving armature, and the moving armature is arranged in V-notch.
8. magnetictrip described in any one of -5 according to claim 1, characterized in that the main yoke is annular, is adjusted
Section portion setting at least two.
9. magnetictrip according to claim 8, characterized in that there are two the adjustment portion is set, dropout part is direct acting
Part, the direct acting direction of the arranged directions of two adjustment portions perpendicular to dropout part.
10. magnetictrip described in any one of -5 according to claim 1, characterized in that the conductive component is direct current
Conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820745218.3U CN208256604U (en) | 2018-05-18 | 2018-05-18 | A kind of magnetictrip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820745218.3U CN208256604U (en) | 2018-05-18 | 2018-05-18 | A kind of magnetictrip |
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| Publication Number | Publication Date |
|---|---|
| CN208256604U true CN208256604U (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820745218.3U Active CN208256604U (en) | 2018-05-18 | 2018-05-18 | A kind of magnetictrip |
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| Country | Link |
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| CN (1) | CN208256604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511289A (en) * | 2018-05-18 | 2018-09-07 | 河南森源电气股份有限公司 | Magnetictrip |
-
2018
- 2018-05-18 CN CN201820745218.3U patent/CN208256604U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511289A (en) * | 2018-05-18 | 2018-09-07 | 河南森源电气股份有限公司 | Magnetictrip |
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