CN208674033U - Magnetictrip - Google Patents
Magnetictrip Download PDFInfo
- Publication number
- CN208674033U CN208674033U CN201821162478.4U CN201821162478U CN208674033U CN 208674033 U CN208674033 U CN 208674033U CN 201821162478 U CN201821162478 U CN 201821162478U CN 208674033 U CN208674033 U CN 208674033U
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- rocker arm
- core
- release lever
- dynamic
- magnetic
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Abstract
A kind of magnetictrip include dynamic core, upper quiet core and under quiet core；The dynamic core can the upper quiet core and it is described under in quiet core relative to the upper quiet core and it is described under quiet core it is mobile；The dynamic core body end of the dynamic core ontology of the dynamic core faces and close to quiet core end under quiet core under described, when the magnetictrip is not threaded off, the dynamic core body end and it is described under form the first magnetic gap between quiet core end；The magnetictrip further includes that magnetic gap adjusts component, and the magnetic gap adjusting component is connect with the dynamic core and the magnetic gap adjusts the movement of component so that the dynamic core moves, to adjust the magnetic gap；Be additionally provided with dynamic core ontology step on the dynamic core ontology of the dynamic core, when the magnetictrip is not threaded off, the dynamic core ontology step and it is described under form the second magnetic gap between quiet core end；First magnetic gap is less than second magnetic gap.
Description
Technical field
This disclosure relates to a kind of magnetictrip, in particular to a kind of spiral shell with the adjustable magnetic gap of two-stage
Spool formula magnetictrip.
Background technique
In the prior art, generally by the side for moving the magnetic gap between core and quiet core in adjustment solenoid buckle releaser
Method achievees the purpose that the instantaneous setting current of adjustment.It is existing since the current threshold that particular market needs breaker to protect is very low
Technology, which mostly uses, to be increased coil turn and realizes, such product cost is high.
Utility model content
Present disclosure is mainly the adjustable magnetic gap of two-stage to be realized by the change for dynamic core, and then realize
The selection of different current thresholds, and other parts remain unchanged.
In order to solve drawbacks described above in the prior art, the first aspect based on present disclosure provides a kind of electromagnetic trip
Device, in which: the magnetictrip include dynamic core, upper quiet core and under quiet core；The dynamic core can be in the upper quiet core and described
Under in quiet core relative to the upper quiet core and it is described under quiet core it is mobile；The dynamic core body end of the dynamic core ontology of the dynamic core faces
And close to quiet core end under quiet core under described, when the magnetictrip is not threaded off, the dynamic core body end and institute
It states down and forms the first magnetic gap between quiet core end.
The magnetictrip further includes that magnetic gap adjusts component, and the magnetic gap adjusts component and the dynamic core connects
It connects and the magnetic gap adjusts the movement of component so that the dynamic core moves, to adjust the magnetic gap.
It is additionally provided with dynamic core ontology step on the dynamic core ontology of the dynamic core, when the magnetictrip is not threaded off,
The dynamic core ontology step and it is described under form the second magnetic gap between quiet core end.
First magnetic gap is less than second magnetic gap.
It includes release lever that the magnetic gap, which adjusts component, and the release lever can be rotated around release lever longitudinal axis and edge
Release lever longitudinal axis；And rocker arm assembly, it is connected to the dynamic core and can be rotated around rocker arm assembly axis, it is described de-
The linear movement of button bar drives the rotation of the rocker arm assembly, thus drive the dynamic core relative to core movement quiet under described, it is real
The adjusting of existing first and second magnetic gap.
The release lever includes release lever lug, and the rocker arm assembly includes the inclined-plane with the release lever tab cooperation,
To which the linear movement of the release lever drives the rotation of the rocker arm assembly.
It further includes magnetic adjusting knob that the magnetic gap, which adjusts component,；It is arranged in the peripheral surface of the release lever with teeth
Structure；One end of the magnetic adjusting knob is provided with gear structure, and the gear structure and the rack structure cooperate, thus
The rotary motion of the magnetic adjusting knob is converted to the linear movement of the release lever.
The release lever is provided with tripping rod through-hole；Release lever axis, the release lever are accommodated in the tripping rod through-hole
It can be rotated around the release lever axis and along the release lever axis linear motion.
The rocker arm assembly includes rocker arm, and the rocker arm can rotate around a rocker arm rotary shaft and connect with the dynamic core
It connects；With rocker arm positioning plate, can also be rotated around the rocker arm rotary shaft, the contour localization is on the rocker arm positioning plate；Institute
Stating magnetic gap and adjusting component further includes magnetic tune screw；Tapped through hole, the magnetic tune screw are provided on the rocker arm positioning plate
Cooperation is in the tapped through hole and acts on the rocker arm, thus precession of the magnetic tune screw in the tapped through hole
It is able to drive the rocker arm with back-out to rotate around the rocker arm rotary shaft, to further realize first and second magnetic field
The adjusting of air gap.
The dynamic core includes the dynamic stem extended from the dynamic core ontology, the dynamic core ball positioned at described dynamic stem one end
Shape portion；The dynamic core globular part can be slided and is rotatably fitted in the slot in the rocker arm.
The magnetic tune screw is provided with adjustment tool auxiliary section, is used to cooperate with adjustment tool to rotate the magnetic tune spiral shell
Nail.
Second aspect based on present disclosure provides a kind of magnetictrip, in which: the magnetictrip includes de-
Button bar, the release lever can be rotated around release lever longitudinal axis, and the release lever includes shape body and outside from shape body
The tripping lever arm of stretching；Rocker arm is connected to dynamic core and can rotate around rocker arm rotary shaft, the rocker arm include rocker arm body and
From the rocker impact portion that rocker arm body stretches out；With rocker arm positioning plate, can also be rotated around rocker arm rotary shaft, the electromagnetic trip
Device include dynamic core, upper quiet core and under quiet core；The dynamic core can the upper quiet core and it is described under in quiet core relative on described
Quiet core and it is described under quiet core it is mobile；When the magnetictrip is not threaded off, the dynamic core body end of the dynamic core ontology of the dynamic core
Portion faces and close to quiet core end under quiet core under described, the dynamic core body end and it is described under formed between quiet core end
First magnetic gap.
It is additionally provided with dynamic core ontology step (5-4-2) on the dynamic core ontology (5-4) of the dynamic core (5), in the electromagnetism
When buckle releaser is not threaded off, the dynamic core ontology step (5-4-2) and it is described under form the second magnetic field between quiet core end (13-1)
Air gap.
The magnetictrip further includes coil, described when short circuit current flows through the coil around dynamic core setting
For dynamic core towards quiet core movement under described under the attraction of magnetic field force, the movement of the dynamic core drives the rocker arm rotation, described to shake
Arm rotates so that the rocker impact portion acts on the tripping lever arm, so that the release lever is around tripping rod axis rotation
Turn, to realize the trip action of magnetictrip；The magnetictrip further includes that magnetic gap adjusts component, the magnetic field gas
It includes the release lever that gap, which adjusts component,；So that component of the release lever along release lever axial-movement, wherein the release lever
Including release lever lug, the rocker arm positioning plate includes the positioning plate inclined-plane with the release lever tab cooperation, thus described de-
The linear movement of button bar drives the rotation of the rocker arm positioning plate；With magnetic tune screw, wherein being provided on the rocker arm positioning plate
Tapped through hole, the magnetic tune screw fit is in the tapped through hole and engages the rocker arm, thus when the release lever
When linear movement drives the rotation of the rocker arm positioning plate, the rocker arm also follows the rocker arm positioning plate to rotate, to drive
The dynamic core realizes the adjusting of first and second magnetic gap relative to core movement quiet under described；The wherein magnetic tune spiral shell
It follows closely precession and back-out in the tapped through hole and is able to drive the rocker arm around the rotation of rocker arm rotary shaft, thus further real
The adjusting of existing first and second magnetic gap.
First magnetic gap is less than second magnetic gap.
The magnetictrip further includes magnetic adjusting knob；Rack gear knot is provided in the peripheral surface of the release lever
Structure；One end of the magnetic adjusting knob is provided with gear structure, and the gear structure (17-1) and the rack structure cooperate, from
And the rotary motion of the magnetic adjusting knob is converted to the linear movement of the release lever (3).
The release lever is provided with tripping rod through-hole；Release lever axis, the release lever are accommodated in the tripping rod through-hole
It can be rotated around the release lever axis and along the release lever axis linear motion.
The rocker arm body of the rocker arm includes the first Rocker arm section, the second Rocker arm section and third Rocker arm section；It is described
First Rocker arm section is provided with rocker arm through-hole and the rocker impact portion, and the rocker arm rotary shaft passes through the rocker arm through-hole；Institute
Rocker impact portion is stated to be arranged on an end of first Rocker arm section；Second Rocker arm section is arranged described first
On the other end of Rocker arm section, and second Rocker arm section is substantially perpendicular to first Rocker arm section, and described
Two Rocker arm sections are provided with the second rocker arm hollow space of elongated shape, circular cross-section along its length, the second rocker arm hollow space
It is provided with hollow space opening along its length；The third Rocker arm section setting is shaken in first Rocker arm section with described second
Arm section junction, the magnetic tune screw across the tapped through hole act on the third Rocker arm section；The rocker arm exists
It can be rotated around the rocker arm rotary shaft under the pulling of the dynamic core, and then the rocker impact portion taps the release lever
Arm.
The rocker arm positioning plate is including the first positioning plate part, the second positioning plate part and passes through second positioning plate
The third positioning plate part that part is connected with first positioning plate part；First positioning plate part is provided with first
Rocker arm notch, the rocker impact portion of first Rocker arm section pass through the first rocker arm notch and can this first
It moves in rocker arm notch and is limited by the first rocker arm notch；First positioning plate part is additionally provided with arch sky
Between, wherein accommodating a part and the rocker arm rotary shaft of first Rocker arm section, first positioning plate part energy
Enough rotated around the rocker arm rotary shaft；Second positioning plate part is provided with positioning plate inclined-plane and the second rocker arm notch,
Second Rocker arm section can move in the second rocker arm notch and the limitation by the second rocker arm notch；Described
The tapped through hole is provided on three positioning plate parts.
The dynamic core includes dynamic stem, dynamic core globular part and dynamic core tail portion；The dynamic stem is from the dynamic core sheet
Body extends；The dynamic core ontology is arranged between the dynamic core globular part and the dynamic core tail portion；The dynamic core globular part can
It is slidably fitted in the second rocker arm hollow space；The dynamic stem can be slidably fitted in the hollow space opening
In；The opening size of the hollow space opening is set smaller than the diameter of the dynamic core globular part.
The magnetic tune screw is provided with adjustment tool auxiliary section, is used to cooperate with adjustment tool to rotate the magnetic tune spiral shell
Nail.
The magnetictrip further includes coil brace, pedestal, coil insulating sleeve and coil upper plate, wherein by the line
The space that coil support and the coil upper plate are formed the coil insulating sleeve and the coil, the coil is helically
Shape is wrapped on the outer surface of the coil insulating sleeve, and the pedestal supports the coil brace.
The upper quiet core and it is described under quiet core be contained in the coil insulating sleeve, the dynamic core tail portion of the dynamic core
Be contained in it is described under magnetic spring in quiet core link together.
Hereinafter, illustrating the working principle of present disclosure present disclosure based on construction disclosed above.
Be according to the transient short-circuit current of the magnetictrip of present disclosure tripping condition: the electric current of flowing through coil generates
Magnetic field force be greater than magnetic spring resistance, wherein influence magnetic field force factor be: (proportional relation flows through line to size of current
The electric current of circle is bigger, and magnetic field force is bigger) and magnetic gap (inverse relation, i.e. magnetic gap are smaller, and magnetic field force is bigger).
In the distance of identical magnetic gap variation, the resistance ratios magnetic field force variation of magnetic spring is much smaller, instantaneous to make
Setting current value is adjustable, needs to adjust magnetic gap, and is that electric current is bigger, and magnetic gap is bigger.
Magnetic gap is determined by the position for moving core (move core position determine dynamic core body end and under between quiet core end
Magnetic gap size), rotation angle of the position of the dynamic core by rocker arm around rocker arm rotary shaft determines, the rotation angle of rocker arm
Degree is determined that the position of magnetic tune screw in terms of following two by determining by the position of magnetic tune screw:
1) the circle number that magnetic tune screw rotates in rocker arm positioning plate certainly.This can carry out magnetic timing in the factory and pass through certainly
Dynamicization adjustment.
2) when release lever is moved along release lever axis, the release lever lug contacts the positioning plate inclined-plane and on it
It is mobile, so that rocker arm positioning plate be made to rotate.This rotation can obtain client by client oneself rotary magnetic adjusting knob and need
The magnetic setting valve wanted.
It can be seen that the above-mentioned construction based on present disclosure, no setting is required on release lever for magnetic tune screw.In addition, magnetic
It adjusts screw that can carry out magnetic timing in the factory from the circle number rotated in rocker arm positioning plate and passes through automation adjustment.
Finally, the above-mentioned construction based on present disclosure, is based on lesser first magnetic gap, the first gravitational electric draws
Power is bigger, it ensure that dynamic core starts downward actuation in the case where low current.After quiet core under the entrance of dynamic core, first draws
When power magnetic field disappears, the second gravitational electric based on biggish second magnetic gap provides the gravitation for continuing movement, until dynamic core
Pull rocker arm to trip positions.
So far, it is better understood in order to which present disclosure detailed description in this is available, and in order in the disclosure
Appearance can preferably be realized the contribution of the prior art, and the disclosure quite widely outlines the interior of present disclosure
Hold.Certainly, the embodiment of present disclosure is described below and will form the theme of appended claims.
Similarly, it would be recognized by those skilled in the art that the design that the disclosure is based on can be easily used as designing it
The basis of its structure, method and system, for implementing several purposes of present disclosure.It is important, therefore, that appended right is wanted
It asks it will be understood that including such equivalent structure, as long as they are without departing from the spirit and scope of present disclosure.
Detailed description of the invention
Present disclosure will be better understood by following attached drawing those skilled in the art, and more can be clearly
The advantages of embodying present disclosure.Attached drawing described herein rather than all may be used only for the illustration purpose of selected embodiment
Can embodiment and be intended to not limit scope of the present disclosure.
Fig. 1 shows the front view with the magnetictrip according to present disclosure；
Fig. 2 shows coil accommodated in the coil brace inside according to present disclosure and magnetic gap adjusting groups
Part；
Fig. 3 shows the assembly relation of the dynamic core according to present disclosure, upper and lower quiet core and magnetic spring；
Fig. 4, which is shown, adjusts knob and release lever axis according to the magnetic of present disclosure；
Fig. 5 shows the dynamic core according to present disclosure, magnetic gap adjusts the movement relation between component and release lever；
Fig. 6 shows the first and second magnetic gaps according to present disclosure；
Fig. 7, which is shown, adjusts knob according to the release lever and magnetic of present disclosure, wherein between release lever and magnetic adjusting knob
Form rack-and-pinion cooperation；
Fig. 8 shows rocker arm, the rocker arm positioning plate, magnetic tune screw adjusted in component according to the magnetic gap of present disclosure；
Fig. 9 shows the rocker arm positioning plate according to present disclosure；
Figure 10 shows the rocker arm according to present disclosure；
Figure 11 shows the magnetic tune screw according to present disclosure；
Figure 12 shows the release lever according to present disclosure；
Figure 13 shows the dynamic core according to present disclosure；
Figure 14 is shown according to the dynamic core of present disclosure and the installation diagram of rocker arm.
Specific embodiment
Below in conjunction with above-mentioned each attached drawing, the embodiment of present disclosure is specifically described.
Fig. 1 shows the front view with the magnetictrip according to present disclosure, and magnetictrip packet is shown
Include upper cover 1, tripping hammer 2, release lever 3, Rocker arm 4, dynamic core 5, coil 6, coil brace 7, pedestal 8, magnetic tune screw 9 and rocker arm positioning
Plate 10.
Fig. 2 shows coil 6 accommodated in 7 inside of coil brace according to present disclosure and magnetic gap adjusting groups
Part, wherein it includes release lever 3, the rocker arm assembly with Rocker arm 4 and rocker arm positioning plate 10, magnetic tune that the magnetic gap, which adjusts component,
Screw 9 (also as shown in Figure 8) and magnetic adjusting knob 17 (see Fig. 4).
Fig. 3 show the dynamic core 5 according to present disclosure, upper quiet core 15, under quiet core 13 and magnetic spring 16 assembly relation,
Wherein the dynamic core 5 can the upper quiet core 15 and it is described under in quiet core 13 relative to the upper quiet core 15 and it is described under quiet core
13 is mobile.
Or as shown in Fig. 2, the magnetictrip further includes coil insulating sleeve 12 and coil upper plate 14, wherein by institute
State the space that coil brace 7 and the coil upper plate 14 are formed the coil insulating sleeve 12 and the coil 6, it is described
Dynamic core 5 passes through the coil upper plate 14 and connect with magnetic gap adjusting component, and the coil 6 is twist wrapped in the coil
On the outer surface of insulating sleeve 12, the pedestal 8 supports the coil brace 7 (see Fig. 1).
In conjunction with shown in Fig. 2 and Fig. 3, the upper quiet core 15 and it is described under quiet core 13 be contained in the coil insulating sleeve 12
In (being not shown in Fig. 3), the dynamic core tail portion 5-3 of the dynamic core 5 be contained in it is described under magnetic spring 16 in quiet core 13 connect
Together.
Fig. 4 shows the release lever 3 according to present disclosure, magnetic adjusting knob 17 and release lever axis 18, wherein the tripping
Bar 3 can move under the driving of magnetic adjusting knob 17 along the release lever axis 18, please refer to below in conjunction with Fig. 7's
Description.
Fig. 6 shows the definition of the first and second magnetic gaps according to present disclosure, wherein the dynamic core of the dynamic core 5
The dynamic core body end 5-4-1 of ontology 5-4 is faced and close to quiet core end 13-1 under quiet core 13 under described, in the electromagnetism
When buckle releaser is not threaded off, the dynamic core body end 5-4-1 and it is described under form the first magnetic gap between quiet core end 13-1.
Be additionally provided with dynamic core ontology step (5-4-2) on the dynamic core ontology (5-4) of the dynamic core (5), the magnetictrip not
When tripping, the dynamic core ontology step (5-4-2) and it is described under form the second magnetic gap between quiet core end (13-1).
First magnetic gap is less than second magnetic gap.
Fig. 7 shows the release lever 3 and and magnetic adjusting knob 17 according to present disclosure；The release lever 3 is provided with de-
Button bar through-hole 3-1, release lever lug 3-2 (see Figure 12), tripping lever arm 3-3 and release lever grab 3-4.Fig. 7 is shown from institute
A shape body outwardly directed three tripping lever arm 3-3 and release lever grab 3-4 of release lever 3 are stated, wherein three trippings
Lever arm 3-3 is along the shape body of the release lever 3 with equidistantly distributed.
Release lever axis 18 is accommodated in the tripping rod through-hole 3-1, the release lever 3 can surround the release lever axis 18
It rotates and can be moved along the release lever axis 18.
Rack structure 3-5 is provided in the peripheral surface of the release lever 3.
One end of the magnetic adjusting knob 17 is provided with gear structure 17-1, the gear structure 17-1 and the rack gear knot
Structure 3-5 cooperation, so that the rotary motion of magnetic adjusting knob 17 is converted to the release lever 3 along the release lever axis 18
Linear movement, the other end of the magnetic adjusting knob 17 are provided with magnetic adjusting knob adjustment structure, are used for an adjustment tool and match
It closes to rotate magnetic adjusting knob 17.In Fig. 7, the right side of the release lever 3 is arranged in the magnetic adjusting knob 17.But
It is that the magnetic adjusting knob 17 also can be set in the left side of the release lever 3 as needed.
Fig. 8 shows Rocker arm 4, the rocker arm positioning plate 10, magnetic tune spiral shell adjusted in component according to the magnetic gap of present disclosure
Nail 9, wherein rocker arm rotary shaft 11 is also shown in Fig. 8.
Fig. 9 shows the rocker arm positioning plate 10 according to present disclosure, and the rocker arm positioning plate 10 includes the first positioning plate portion
Divide 10-1, the second positioning plate part 10-2 and by second positioning plate part 10-2 and first positioning plate part
The third positioning plate part 10-3 that 10-1 is connected.
First positioning plate part is provided with the first rocker arm notch 10-1-1.
First positioning plate part 10-1 is additionally provided with arcuate space 10-1-2.
Second positioning plate part 10-2 is provided with positioning plate inclined-plane 10-2-1 and the second rocker arm notch 10-2-2.
Tapped through hole 10-3-1 is provided on third positioning plate part 10-3.
Figure 10 shows the Rocker arm 4 according to present disclosure, and the Rocker arm 4 includes the first Rocker arm section 4-1, the second rocker arm portion
Divide 4-2 and third Rocker arm section 4-3.
The first Rocker arm section 4-1 is provided with rocker arm through-hole 4-1-1 and rocker impact portion 4-1-2, the rocker arm rotation
Axis 11 passes through the rocker arm through-hole 4-1-1.
The rocker impact portion 4-1-2 is arranged on an end of the first Rocker arm section 4-1.
The second Rocker arm section 4-2 is arranged on the other end of the first Rocker arm section 4-1, and described second
Rocker arm section 4-2 is substantially perpendicular to the first Rocker arm section 4-1, and the second Rocker arm section 4-2 is provided with along its length
Second rocker arm hollow space 4-2-1 of elongated shape, circular cross-section, the second rocker arm hollow space 4-2-1 are provided with along its length
Hollow space opening 4-2-2.
The third Rocker arm section 4-3 is arranged in the first Rocker arm section 4-1 in conjunction with the second Rocker arm section 4-2
Place, acts on the third Rocker arm section 4-3 across the magnetic tune screw 9 of the tapped through hole 10-3-1.
In conjunction with Fig. 8 to Figure 10, it can be seen that the rocker impact portion 4-1-2 of the first Rocker arm section 4-1 passes through institute
It states the first rocker arm notch 10-1-1 and can move in the first rocker arm notch 10-1-1 and be lacked by first rocker arm
The limitation of mouth 10-1-1.The second Rocker arm section 4-2 can move in the second rocker arm notch 10-2-2 and by
The limitation of second rocker arm notch 10-2-2.The arcuate space 10-1-2 accommodates the first Rocker arm section 4-1 wherein
A part and the rocker arm rotary shaft 11 and first positioning plate part 10-1 can surround the rocker arm rotary shaft
11 rotations.
The magnetic tune screw 9 cooperates in the tapped through hole and acts on the third rocker arm portion of the Rocker arm 4
Divide 4-3, so that rotation of the magnetic tune screw 9 in the tapped through hole drives the Rocker arm 4 to surround the rocker arm rotary shaft
11 rotations.
Figure 11 shows the magnetic tune screw according to present disclosure, wherein the magnetic tune screw 9 is provided with the cooperation of adjustment tool
Portion 9-1 is used to cooperate with an adjustment tool to rotate the magnetic tune screw 9 in the tapped through hole 10-3-1.
Same as shown in Figure 7, Figure 12 shows the release lever according to present disclosure, wherein the release lever 3 is also set
It is equipped with release lever lug 3-6, when the release lever 3 is moved along the release lever axis 18, the release lever lug 3-6 contact
It the positioning plate inclined-plane 10-2-1 and moves on it, so that the rocker arm positioning plate 10 surrounds the rocker arm rotary shaft
11 rotations.
Figure 13 shows the dynamic core 5 according to present disclosure, wherein the dynamic core 5 includes dynamic stem 5-1, dynamic core globular part
5-2, dynamic core tail portion 5-3 and dynamic core ontology 5-4.
The dynamic stem 5-1 extends from the dynamic core ontology 5-4, and the dynamic core globular part 5-2 is located at the dynamic core bar
Wherein one end of portion 5-1, the dynamic core tail portion are located at the other end of the dynamic stem 5-1.
The dynamic core ontology 5-4 is arranged between the dynamic core globular part 5-2 and the dynamic core tail portion 5-3.
Figure 14 shows the installation diagram of dynamic core 5 and Rocker arm 4 according to present disclosure, wherein the dynamic core globular part 5-2 energy
It is enough slidably fitted in the second rocker arm hollow space 4-2-1 of the Rocker arm 4.
The dynamic stem 5-1 can be slidably fitted in the hollow space opening 4-2-2.
The opening size of the hollow space opening 4-2-2 is set smaller than the diameter of the dynamic core globular part 5-2.
It is described to shake by being slidably matched for the dynamic core globular part 5-2 and the second rocker arm hollow space 4-2-1 of the Rocker arm 4
The rotation of arm 4 will drive the up and down motion of the dynamic core 5.
The trip action of magnetictrip is described below in conjunction with Fig. 5.Fig. 5 shows dynamic core 5, the magnetic according to present disclosure
Field air gap adjusts the movement relation between component and release lever.It further comprises tripping that Fig. 5, which also shows the magnetictrip,
Hammer 2, tripping hammer 2 include tripping hammer spring (not shown) and tripping hammer hook portion 2-1.
The tripping hammer hook portion 2-1 and release lever grab 3-4 is fastened togather, to prevent anti-avulsion button hammer 2 described de-
It is rotated under the action of button hammer spring.
With continued reference to Fig. 5, when short circuit current flows through the coil 6, the dynamic core 5 overcomes institute under the attraction of magnetic field force
State the resistance of magnetic spring 16 and towards the quiet movement of core 13 (as shown by arrows in figure, the dynamic core 5 moves downward) under described, it is described
Rocker arm 4 is under the pulling of the dynamic core 5 around the rocker arm rotary shaft 11 rotation (as shown by arrows in figure, the Rocker arm 4 inverse time
Needle rotation), and then the rocker impact portion 4-1-2 taps the tripping lever arm 3-3, the striking in the Rocker arm 4 of release lever 3
It hits down around the release lever axis 18 rotation (as shown by arrows in figure, the rotation counterclockwise of release lever 3), thus described in release
Engaging between the tripping hammer hook portion 2-1 and release lever grab 3-4, effect of the tripping hammer 2 in the tripping hammer spring
Under relative to magnetictrip the rotation of upper cover 1 (as shown by arrows in figure, the tripping is hammered 2 into shape and rotated clockwise) to complete electromagnetism
The trip action of buckle releaser.
Based on the above structure, it can be seen that the magnetictrip according to present disclosure includes release lever and magnetic field gas
Gap adjusts component；Wherein the release lever can adjust component movement relative to the magnetic gap and activate the magnetic field gas
Gap adjusts component；The magnetic gap adjusts component and connect with the dynamic core 5, so that the magnetic gap adjusts the movement of component
Drive the movement of dynamic core 5 to adjust first and second magnetic gap.
Specifically, magnetic gap in this disclosure determines that (position of dynamic core 5 determines by the position for moving core 5
Dynamic core body end 5-4-1 and under the first magnetic gap between quiet core end 13-1 size and dynamic core ontology step 5-4-
2 and under the second magnetic gap between quiet core end 13-1 size), the position of the dynamic core 5 is by Rocker arm 4 around rocker arm rotary shaft
11 rotation angle determines that the rotation angle of Rocker arm 4 is determined that the position of magnetic tune screw 9 is by following two by the position of magnetic tune screw 9
A aspect determines:
1) the circle number that magnetic tune screw 9 rotates in rocker arm positioning plate 10 certainly.It is logical that this can carry out magnetic timing in the factory
Cross automation adjustment.
2) when release lever 3 is moved along release lever axis 18, the release lever lug 3-6 contacts the positioning plate inclined-plane 10-
It 2-1 and moves on it, so that rocker arm positioning plate 10 be made to rotate.This rotation can be adjusted by client oneself rotary magnetic revolves
Button 17 and obtain client needs magnetic setting valve.
Above-mentioned construction based on present disclosure is based on lesser first magnetic gap, the gravitation ratio of the first gravitational electric
It is larger, it ensure that dynamic core starts downward actuation in the case where low current.After quiet core under the entrance of dynamic core, the first gravitation magnetic
When field disappears, the second gravitational electric based on biggish second magnetic gap provides the gravitation for continuing movement, pulls until moving core
Rocker arm is to trip positions.
With reference to specific embodiment, although present disclosure is illustrated in the specification and illustrated in the drawings, but it should reason
Solution, in the case where not departing from present disclosure range defined in claim, technical field personnel can make more
Kind changes and the alternative many of element of a variety of equivalents.Moreover, technical characteristic, member between example embodied herein
The combination and collocation of part and/or function are clearly apparent, therefore according to these disclosure of that, technical field personnel
It will appreciate that the technical characteristic in embodiment, element and/or function can optionally be incorporated into another specific embodiment
In, unless above content has other description.In addition, not departing from present disclosure essence according to the introduction of present disclosure
Range, many changes can be made by adapting to special situation or material.Therefore, present disclosure is not limited to attached drawing and is illustrated
Other specific embodiment and described in this description as being at present best reality contemplated by implementation present disclosure
The specific embodiment of mode is applied, and present disclosure intention includes falling into description above and scope of the appended claims
All embodiments.
Claims (17)
1. a kind of magnetictrip, it is characterised in that:
The magnetictrip includes dynamic core (5), upper quiet core (15) He Xiajing core (13)；
The dynamic core (5) can the upper quiet core (15) and it is described under in quiet core (13) relative to the upper quiet core (15) and institute
It is mobile to state down quiet core (13)；
The dynamic core body end (5-4-1) of the dynamic core ontology (5-4) of the dynamic core (5) faces and close to quiet core (13) under described
Under quiet core end (13-1), when the magnetictrip is not threaded off, the dynamic core body end (5-4-1) and it is described under it is quiet
The first magnetic gap is formed between core end (13-1)；
The magnetictrip further includes that magnetic gap adjusts component, and the magnetic gap adjusts component and the dynamic core (5) even
It connects and the magnetic gap adjusts the movement of component so that the dynamic core (5) moves, to adjust the magnetic gap；
It is additionally provided with dynamic core ontology step (5-4-2) on the dynamic core ontology (5-4) of the dynamic core (5), in the electromagnetic trip
When device is not threaded off, the dynamic core ontology step (5-4-2) and it is described under form the second magnetic gap between quiet core end (13-1)；
First magnetic gap is less than second magnetic gap.
2. magnetictrip according to claim 1, it is characterised in that:
It includes release lever that the magnetic gap, which adjusts component, and the release lever can rotate and along tripping around release lever longitudinal axis
Bar longitudinal axis；And rocker arm assembly, it is connected to the dynamic core and can be rotated around rocker arm assembly axis,
The linear movement of the release lever (3) drives the rotation of the rocker arm assembly, to drive the dynamic core relative to described
Under the movement of quiet core, realize the adjusting of first and second magnetic gap.
3. magnetictrip according to claim 2, it is characterised in that:
The release lever includes release lever lug, and the rocker arm assembly includes the inclined-plane with the release lever tab cooperation, thus
The linear movement of the release lever (3) drives the rotation of the rocker arm assembly.
4. magnetictrip according to claim 2, it is characterised in that:
It further includes magnetic adjusting knob (17) that the magnetic gap, which adjusts component,；
Rack structure (3-5) is provided in the peripheral surface of the release lever (3)；
One end of magnetic adjusting knob (17) is provided with gear structure (17-1), the gear structure (17-1) and the rack gear
Structure (3-5) cooperation, so that the rotary motion of magnetic adjusting knob (17) is converted to the linear movement of the release lever (3).
5. magnetictrip according to claim 2, it is characterised in that:
The release lever (3) is provided with tripping rod through-hole (3-1)；
Release lever axis (18) are accommodated in the tripping rod through-hole (3-1), the release lever (3) can surround the release lever axis
(18) it rotates and along release lever axis (18) linear movement.
6. magnetictrip according to claim 3, it is characterised in that:
The rocker arm assembly includes rocker arm (4), and the rocker arm (4) can rotate around a rocker arm rotary shaft (11) and move with described
Core (5) connection；With rocker arm positioning plate (10), can also be rotated around the rocker arm rotary shaft (11), the contour localization is described
On rocker arm positioning plate；
It further includes magnetic tune screw (9) that the magnetic gap, which adjusts component,；
It is provided with tapped through hole (10-3-1) on the rocker arm positioning plate (10), magnetic tune screw (9) cooperation is in the screw thread
It in through-hole (10-3-1) and acts on the rocker arm (4), so that the magnetic tune screw (9) is at the tapped through hole (10-3-1)
In precession and back-out be able to drive the rocker arm (4) and rotated around the rocker arm rotary shaft (11), to further realize the
One and second magnetic gap adjusting.
7. magnetictrip according to claim 6, it is characterised in that:
The dynamic core (5) includes the dynamic stem (5-1) extended from the dynamic core ontology (5-4), positioned at dynamic stem end
Dynamic core globular part (5-2)；
The dynamic core globular part (5-2) can be slided and be rotatably fitted in the slot in the rocker arm.
8. magnetictrip according to claim 6, it is characterised in that:
The magnetic tune screw (9) is provided with adjustment tool auxiliary section (9-1), is used to cooperate with adjustment tool to rotate the magnetic tune
Screw (9).
9. a kind of magnetictrip, it is characterised in that:
The magnetictrip includes release lever (3), and the release lever can be rotated around release lever longitudinal axis, the release lever packet
Include shape body and from the outwardly directed tripping lever arm (3-3) of shape body；
Rocker arm (4) is connected to dynamic core (5) and can rotate around rocker arm axis, and the rocker arm includes rocker arm body and from rocker arm
The rocker impact portion that main body is stretched out；With
Rocker arm positioning plate (10) can also be rotated around rocker arm axis；
The magnetictrip includes dynamic core (5), upper quiet core (15) He Xiajing core (13)；
The dynamic core (5) can the upper quiet core (15) and it is described under in quiet core (13) relative to the upper quiet core (15) and institute
It is mobile to state down quiet core (13)；
When the magnetictrip is not threaded off, the dynamic core body end (5-4-1) of the dynamic core ontology (5-4) of the dynamic core (5)
Face and close to quiet core end (13-1) under quiet core (13) under described, the dynamic core body end (5-4-1) and it is described under
First forms magnetic gap between quiet core end (13-1)；
It is additionally provided with dynamic core ontology step (5-4-2) on the dynamic core ontology (5-4) of the dynamic core (5), in the electromagnetic trip
When device is not threaded off, the dynamic core ontology step (5-4-2) and it is described under form the second magnetic gap between quiet core end (13-1)；
The magnetictrip further includes coil (6), around dynamic core setting, when short circuit current flows through the coil (6), institute
Core (5) is stated under the attraction of magnetic field force towards core (13) movement quiet under described, the movement of the dynamic core drives the rocker arm to turn
Dynamic, the rocker arm rotation is so that the rocker impact portion acts on the tripping lever arm (3-3), so that the release lever
(3) around tripping rod axis rotation, to realize the trip action of magnetictrip；
The magnetictrip further includes that magnetic gap adjusts component, and it includes the release lever that the magnetic gap, which adjusts component,；
So that component of the release lever along release lever axial-movement；Wherein the release lever includes release lever lug, and the rocker arm is fixed
Position plate includes the positioning plate inclined-plane (10-2-1) with the release lever tab cooperation, thus the linear movement of the release lever (3)
Drive the rotation of the rocker arm positioning plate；With magnetic tune screw (9), wherein being provided with tapped through hole on the rocker arm positioning plate (10)
(10-3-1), magnetic tune screw (9) cooperation is in the tapped through hole (10-3-1) and engages the rocker arm (4), thus
When the linear movement of the release lever (3) drives the rotation of the rocker arm positioning plate, the rocker arm also follows the rocker arm fixed
Position plate rotation realizes the tune of first and second magnetic gap to drive the dynamic core relative to core movement quiet under described
Section；
Wherein precession and back-out of the magnetic tune screw (9) in the tapped through hole (10-3-1) is able to drive the rocker arm
(4) it is rotated around rocker arm rotary shaft (11), to further realize the adjusting of first and second magnetic gap；
First magnetic gap is less than second magnetic gap.
10. magnetictrip according to claim 9, it is characterised in that:
The magnetictrip further includes magnetic adjusting knob (17)；
Rack structure (3-5) is provided in the peripheral surface of the release lever (3)；
One end of magnetic adjusting knob (17) is provided with gear structure (17-1), the gear structure (17-1) and the rack gear
Structure (3-5) cooperation, so that the rotary motion of magnetic adjusting knob (17) is converted to the linear movement of the release lever (3).
11. magnetictrip according to claim 9, it is characterised in that:
The release lever (3) is provided with tripping rod through-hole (3-1)；
Release lever axis (18) are accommodated in the tripping rod through-hole (3-1), the release lever (3) can surround the release lever axis
(18) it rotates and along release lever axis (18) linear movement.
12. magnetictrip according to claim 9, it is characterised in that:
The rocker arm body of the rocker arm (4) includes the first Rocker arm section (4-1), the second Rocker arm section (4-2) and third rocker arm
Partially (4-3)；
First Rocker arm section (4-1) is provided with rocker arm through-hole (4-1-1) and the rocker impact portion (4-1-2), described to shake
Arm rotary shaft (11) passes through the rocker arm through-hole (4-1-1)；
The rocker impact portion (4-1-2) is arranged on an end of first Rocker arm section (4-1)；
Second Rocker arm section (4-2) is arranged on the other end of first Rocker arm section (4-1), and described second
Rocker arm section (4-2) is substantially perpendicular to first Rocker arm section (4-1), and second Rocker arm section (4-2) is along its length
It is provided with the second rocker arm hollow space (4-2-1) of elongated shape, circular cross-section, which is arranged along its length
There is hollow space to be open (4-2-2)；
Third Rocker arm section (4-3) setting is tied in first Rocker arm section (4-1) and second Rocker arm section (4-2)
At conjunction, the magnetic tune screw (9) across the tapped through hole (10-3-1) acts on the third Rocker arm section (4-3)；
The rocker arm (4) can rotate under the pulling of the dynamic core (5) around the rocker arm rotary shaft (11), and then described shake
Arm percussion portion (4-1-2) taps the tripping lever arm (3-3).
13. magnetictrip according to claim 12, it is characterised in that:
The rocker arm positioning plate (10) includes the first positioning plate part (10-1), the second positioning plate part (10-2) and passes through institute
State the third positioning plate part (10- that the second positioning plate part (10-2) and first positioning plate part (10-1) connect
3)；
First positioning plate part (10-1) is provided with the first rocker arm notch (10-1-1), first Rocker arm section (4-1)
The rocker impact portion (4-1-2) pass through the first rocker arm notch (10-1-1) and can be in the first rocker arm notch
It moves in (10-1-1) and is limited by the first rocker arm notch (10-1-1)；
First positioning plate part (10-1) is additionally provided with arcuate space (10-1-2), wherein accommodating first rocker arm portion
Divide a part and the rocker arm rotary shaft (11) of (4-1), first positioning plate part (10-1) can shake around described
Arm rotary shaft (11) rotation；
Second positioning plate part (10-2) is provided with positioning plate inclined-plane (10-2-1) and the second rocker arm notch (10-2-2),
Second Rocker arm section (4-2) can move in the second rocker arm notch (10-2-2) and by the second rocker arm notch
The limitation of (10-2-2)；
The tapped through hole (10-3-1) is provided on third positioning plate part (10-3).
14. magnetictrip according to claim 12, it is characterised in that:
The dynamic core (5) includes dynamic stem (5-1), dynamic core globular part (5-2) and dynamic core tail portion (5-3)；
The dynamic stem (5-1) extends from the dynamic core ontology (5-4)；
The dynamic core ontology (5-4) is arranged between the dynamic core globular part (5-2) and the dynamic core tail portion (5-3)；
The dynamic core globular part (5-2) can be slidably fitted in the second rocker arm hollow space (4-2-1)；
The dynamic stem (5-1) can be slidably fitted in the hollow space opening (4-2-2)；
The opening size of the hollow space opening (4-2-2) is set smaller than the diameter of the dynamic core globular part (5-2).
15. magnetictrip according to claim 9, it is characterised in that:
The magnetic tune screw (9) is provided with adjustment tool auxiliary section (9-1), is used to cooperate with adjustment tool to rotate the magnetic tune
Screw (9).
16. magnetictrip according to claim 9, it is characterised in that:
The magnetictrip further includes coil brace (7), pedestal (8), coil insulating sleeve (12) and coil upper plate (14),
In the space that is formed by the coil brace (7) and the coil upper plate (14) the coil insulating sleeve (12) and institute
It states coil (6), the coil (6) is twist wrapped on the outer surface of the coil insulating sleeve (12), the pedestal (8)
Support the coil brace (7).
17. magnetictrip according to claim 16, it is characterised in that:
The upper quiet core (15) and it is described under quiet core (13) be contained in the coil insulating sleeve (12), the dynamic core (5)
The dynamic core tail portion (5-3) be contained in it is described under magnetic spring (16) in quiet core (13) link together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821162478.4U CN208674033U (en) | 2018-07-20 | 2018-07-20 | Magnetictrip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821162478.4U CN208674033U (en) | 2018-07-20 | 2018-07-20 | Magnetictrip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208674033U true CN208674033U (en) | 2019-03-29 |
Family
ID=65829811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821162478.4U Withdrawn - After Issue CN208674033U (en) | 2018-07-20 | 2018-07-20 | Magnetictrip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208674033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110739191A (en) * | 2018-07-20 | 2020-01-31 | 施耐德电器工业公司 | Electromagnetic release |
-
2018
- 2018-07-20 CN CN201821162478.4U patent/CN208674033U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110739191A (en) * | 2018-07-20 | 2020-01-31 | 施耐德电器工业公司 | Electromagnetic release |
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