CN204792655U - A thermomagnetion trigger element and electric switch for supporting hot component of axle and casing and electric switch of thermomagnetion trigger element of triggering - Google Patents
A thermomagnetion trigger element and electric switch for supporting hot component of axle and casing and electric switch of thermomagnetion trigger element of triggering Download PDFInfo
- Publication number
- CN204792655U CN204792655U CN201520115451.XU CN201520115451U CN204792655U CN 204792655 U CN204792655 U CN 204792655U CN 201520115451 U CN201520115451 U CN 201520115451U CN 204792655 U CN204792655 U CN 204792655U
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- Prior art keywords
- axle
- component
- trigger
- triggers
- thermomagnetion
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1009—Interconnected mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/40—Combined electrothermal and electromagnetic mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H2009/0088—Details of rotatable shafts common to more than one pole or switch unit
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
- H01H71/7418—Adjusting both electrothermal and electromagnetic mechanism
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
- Thermally Actuated Switches (AREA)
Abstract
The utility model relates to a supporting heat triggers the component of axle, wherein, component (1) have first surface (2) and with second surface (4) that first surface (2) opposition was arranged, the first surface have be used for the supporting heat triggers the first portion of leaving a blank (3) of axle (11), the second surface has and is used for realizing that a magnetism triggers the second portion of leaving a blank (5) of the motion of axle (21). The utility model discloses still relate to the casing of a thermomagnetion trigger element, its at least one magnetism that is used for supporting the thermomagnetion trigger element triggers the axle. Furthermore, the utility model relates to a thermomagnetion trigger element of the electric switch with heat triggers the axle and magnetism triggers the axle to an electric switch is related to, its current flow that is used for suspending the current loop when trigger event appearing.
Description
Technical field
The utility model relates to a kind of component, and it triggers axle for the heat supporting the hot trigger equipment of the thermomagnetion trigger element of electric switch, and relates to a kind of housing of thermomagnetion trigger element, and its at least one magnetic for supporting hot magnetic trigger element triggers axle.In addition, the utility model relates to a kind of thermomagnetion trigger element of electric switch, and it has heat and triggers axle and magnetic triggering axle, and relates to a kind of electric switch, and it is for the current flowing in the interruptive current loop when there is trigger event.
Background technology
Basic it is known that: compact power switch (MCCB=pattern circuit breaker, English MoldedCaseCircuitBreaker) such as designs according to the magnetic repulsion of contact or interruption or the principle of separating.In the case, the front opening contact of expected peak of short circuit current is being reached.By the separately magnetic loading significantly reduced due to the impact short circuit current of system unit and the heat load of described contact, they can occur during short circuit.Such as use compact power switch, to realize dual-use function, namely prevent circuit by such as ground connection and electric operative component is impaired and prevent equipment to be subject to overload current and short circuit current.Overload current or short circuit current is subject in order to prevent equipment; the described compact power switch that also can be referred to as thermomagnetion power switch or protection switch has thermomagnetion trigger element (TMTU=thermomagnetion release, English: ThermalMagneticTripUnit).Described thermomagnetion trigger element has a hot trigger equipment, so that protective circuit or electric installation be not by the impact that overload is damaged, and has a magnetic trigger equipment, so that protective circuit or electric installation be not by the impact of Damage by Short Circuit.
Short circuit and especially electrical short to be generally known as between two or more parts and accident between two nodes of especially circuit or the conduction that produces wittingly connect, connected by this conduction, the potential difference between these parts that can conduct drops to null value or drops to approximate zero.Especially with regard to a compact power switch, short circuit is the improper connection between two phases of separating, and these two are determined separately or insulated from each other.Short circuit causes there is overcurrent, namely there is overcurrent, and this overcurrent can cause circuit and/or customer is impaired, overheated, on fire or or even blast.Overload is a kind of state not extreme compared with short circuit and is exactly a long-term overcurrent condition.
In addition substantially it is known that: hot trigger equipment such as has the bimetallic element be made up of the metal tape of at least two rollings stacked on top of each other, and described metal tape has different thermal coefficient of expansions respectively.Electric current such as flows through corresponding heater coil to heat described bimetallic element or bimetal strip or along the current conduction path flowing attenuated, wherein, based on different thermal coefficient of expansions, described bimetallic element is bending or curling when the heat energy of corresponding applying.
Based on the switch lock of bending motion such as maneuvering and control contact or the unblock protection switch of bimetallic element.Magnetic trigger equipment or electromagnetism trigger equipment are such as formed as follows, that is, when there is short circuit or short circuit current, the electric current flowing through current conduction element is large in this wise, make the yoke element be arranged on described current conduction element produce a magnetic field, such as attract armature element again thus.Motion based on armature element such as unlocks the switch lock of protection switch without delay.Described armature element or armature in known manner by a spring and especially a tension spring remain in position, thus make armature element against the pulling force of spring or spring force towards described yoke component orientation motion therefore can only in the magnetic field intensity occurring limiting and therefore corresponding carry out triggering short circuit current intensity carry out.Compact power switch is preferably power protection switch, and they can be switched on again after the triggering due to overload or short circuit current.
In order to ensure that the current flowing of circuit is interrupted due to short circuit or overload, need magnetic trigger equipment or hot trigger equipment can not activate a trigger mechanism with being obstructed based on the motion of armature element or bimetallic element.Especially when the heat that the magnetic that there is magnetic trigger equipment triggers axle or hot trigger equipment triggers axle, wherein, the run-on point swing or supported rotationally that each triggering axle can limit around one, requires that the rotation of described magnetic triggering axle or heat triggering axle or oscillating motion are not obstructed.The current flowing being additional to the current circuit of middle cut-off switch also should realize warning function, this warning function can realize the trigger event identifying whether to exist especially as short circuit for the customer of compact power switch or user, especially need in this case each trigger equipment and especially each trigger axle can work independently of each other as follows, that is, the signal about trigger event can be transferred on corresponding control and/or display unit on process safety ground by corresponding transmitting device.Can consider: especially hot triggering axle and/or magnetic trigger axle and can trigger independently of each other for this reason.In order to ensure that two are triggered the supporting of axle within the housing of thermomagnetion trigger element, substantially it is known that: at least one triggers axle and especially magnetic triggers axle and has U-shaped configuration, and substantially other triggering axle and especially hot triggering axle are at least arranged in the mode surrounded section.In the housing of thermomagnetion trigger element, arrange that described heat triggers axle and the triggering axle that is also magnetic, when consider that magnetic triggers axle and heat triggers axle and also have each manufacturing tolerance of housing of thermomagnetion trigger element it is likely that heat triggers axle and/or magnetic triggers Interference size (ü berma e) or the distortion that axle has this mode, namely, two being triggered when axle is arranged within described housing and can triggering between axle at these, at least rub on the contact point separated.Each freedom triggering axle no longer can be realized and therefore unimpeded motion based on this friction.Adversely, therefore trigger based on these function that axle friction each other hinders them, thus make especially no longer can to ensure when such as 1-2N or less trigger force little especially of the motion for triggering described triggering axle that magnetic triggers axle or heat triggers the motion of axle, no longer can trigger or unlock the flowing of trigger mechanism for the electric current in interruptive current loop again thus.
Utility model content
Therefore, task of the present utility model eliminates the previously described shortcoming of thermomagnetion trigger element at least in part and the previously described shortcoming of the thermomagnetion trigger element of the electric switch especially as power switch or compact power switch.In particular, task of the present utility model is to provide a kind of component triggering axle for supporting hot, the electric switch of a kind of housing of thermomagnetion trigger element and a kind of thermomagnetion trigger element of electric switch and especially a kind of current flowing for interruptive current loop, magnetic can be realized in mode simple and with low cost by means of them and trigger axle and the supporting of heat triggering axle within the housing of thermomagnetion trigger element, wherein, heat triggers axle and/or magnetic and triggers each manufacturing tolerance and/or the distortion of the housing of axle and/or thermomagnetion trigger element and be deposited on these dirt particles triggered between axles in addition and do not affect each and trigger function of axle and the triggering of the trigger mechanism in particular for the flowing in interruptive current loop.
The component that task above triggers axle by a kind of heat with the hot trigger equipment of the thermomagnetion trigger element for supporting electric switch of feature according to claim 1 solves, and is solved by the housing that a kind of at least one magnetic for supporting hot magnetic trigger element with feature according to claim 6 triggers the thermomagnetion trigger element of axle.In addition, task above by a kind of have feature according to claim 9, the heat that has of electric switch triggered the thermomagnetion trigger element that axle and magnetic triggers axle and solves, and solved by a kind of electric switch for the current flowing in interruptive current loop when there is trigger event with feature according to claim 12.Further feature of the present utility model and details obtain by dependent claims, specification and accompanying drawing.Such characteristic sum details is there is at this, they combine and describe for the component supported, obviously also can in conjunction with according to housing of the present utility model, according to thermomagnetion trigger element of the present utility model and/or to combine according to electric switch of the present utility model and accordingly conversely, thus make can mutual reference all the time with regard to the disclosure for each the utility model viewpoint with regard to.
There is according to the component of the heat triggering axle of the hot trigger equipment of the thermomagnetion trigger element for supporting electric switch of the present utility model the second surface of first surface and layout opposed with described first surface, described first surface has and triggers first of axle to leave a blank portion for supporting described heat, and described second surface has and triggers second of the motion of axle to leave a blank portion for realizing magnetic.Advantageously, described component especially has the cubic shaped on band six sides or surface altogether, and wherein, two side surfaces of cube shaped component are greater than its four shell surfaces substantially.Described component is a middleware advantageously, and described middleware is inserted in the housing of thermomagnetion trigger element as follows or is arranged in this housing, that is, described component is arranged between described heat triggering axle and magnetic triggering axle at least section.
Described heat triggers the building block that axle is hot trigger equipment, and this hot trigger equipment also especially also can have a bimetallic element.Correspondingly, magnetic triggers the building block that axle is magnetic trigger equipment, and this magnetic trigger equipment such as can also have a yoke element except armature element.Described heat triggers axle and especially just activates when following, namely there is the overload in current circuit, thus bimetallic element is bent as follows, namely, the described heat of contact area touching of especially described bimetallic element triggers the corresponding contact region of axle, thus make the bimetallic motion bent can be passed on heat triggering axle, this heat triggers axle and then advantageously swings around its run-on point or rotate or rotate, and triggers again thus or unlocks one for the trigger mechanism of the flowing in interruptive current loop.Correspondingly, magnetic triggering axle swings around its run-on point or rotates, if especially armature and advantageously impact armature or upset armature move based on the direction of the magnetic field formed in yoke element towards this yoke element, thus, described armature element contacts described magnetic as follows based on this motion and triggers axle, that is, the motion of armature element is passed on magnetic triggering axle.At this, described magnetic trigger axle can oneself activate or unlock one for the current flowing of interrupt circuitry mechanism otherwise also triggering axle as follows couples or acts on be connected with described heat, namely, motion can trigger axle from magnetic and be passed to heat triggering axle, and and then described heat triggers axle and activate described trigger mechanism above as implementing.
According to the middleware that component of the present utility model is especially such, it comprises or has plastic material and/or ceramic material and/or metallic alloy.Advantageously, described component especially first leave a blank portion region at least region contact described heat trigger axle.Correspondingly, second portion of leaving a blank advantageously designs as follows in the region of second surface, that is, magnetic triggering axle can move like this or swing in this leaves a blank portion, makes to advantageously avoid the touching between magnetic triggering axle and described component.This sets up particularly by such as under type, that is, magnetic triggers axle and is advantageously bearing on the housing of described thermomagnetion trigger element, and heat trigger axle advantageously only via described according to member supporting of the present utility model.Can consider thus: first surface is arranged essentially parallel to second surface and extends, wherein, the first surface of described component is towards the upper side of the housing of described thermomagnetion trigger element and the direction orientation of an especially opening, and correspondingly, the second surface of described component is towards the direction orientation of the bottom section of the housing of described thermomagnetion trigger element.Therefore first surface and/or second surface are the opposed shell mentioned the before surfaces of cube shaped component.But also can consider: described component has different configurations and especially spherical, truncated cone shape, cylindrical or similar three-dimensional configuration.
It is likely that first portion of leaving a blank has semicircular in shape in category of the present utility model, its size and/or configuration at least section ground trigger the periphery of the axostylus axostyle of axle corresponding to heat.Also can be that therefore the semicircular in shape of U-shape or basin shape or analogous shape to extend to its material thickness from the first surface of described component and form a class groove with narrowing, can arrange that described heat triggers at least one section of the axostylus axostyle of axle in the cell.The region that the axostylus axostyle that described heat triggers axle is especially such, the pivot center that axle is triggered along described heat in this region extends and extends outward the most different contact elements or contact area from this departure place, region, can occur such as triggering the contact of axle with a bimetallic element or with described heat.Therefore can consider: leaving a blank first is similar to the connection of existence one positive between axostylus axostyle that the surface in portion and heat triggers axle, wherein, first size of leaving a blank portion is advantageously selected as follows, that is, the play that the axostylus axostyle that heat triggers axle can limit with is left a blank in portion first and moved.Advantageously, heat triggers the axostylus axostyle of axle and is received in described first as follows and leaves a blank in portion, that is, stop layout or the deposition of such as dirt particle, thus makes it possible to realize enduringly the unimpeded rotational motion that axostylus axostyle that heat triggers axle leaves a blank within portion first.Therefore advantageously it is possible that: the axostylus axostyle that described heat triggers axle can not be left a blank in portion first and be moved with being obstructed, wherein, the motion that heat triggers the axostylus axostyle of axle can be understood to the rotation of axostylus axostyle around its pivot center in category of the present utility model, wherein, described pivot center is advantageously arranged concentrically with axostylus axostyle longitudinal axis, and in addition, the concept of this motion can be understood to that heat triggers the axostylus axostyle of axle and especially whole heat triggers axle along axostylus axostyle longitudinal axis and correspondingly along the translational motion of the longitudinal axis of pivot center, the calibration of hot trigger equipment such as can be realized.
In addition can consider: described second portion of leaving a blank constructs as follows, that is, the motion that the axostylus axostyle triggering the pivot center arranged off-centre of axle with described magnetic that can realize that described magnetic triggers axle triggers axle pivot center around described magnetic is left a blank within portion described second.Advantageously, magnetic triggers axle and has such pivot center, the pivot center that this concentric triggers axle in heat extends, wherein, described magnetic triggers axle and has an axostylus axostyle, described axostylus axostyle is arranged be eccentric in its pivot center, but wherein, the axostylus axostyle longitudinal axis that described magnetic triggers the axostylus axostyle of axle is arranged essentially parallel to the longitudinal axis that described magnetic triggers axle or heat triggers the pivot center of axle and extends.Advantageously, described magnetic triggers axle and correspondingly has an axostylus axostyle and two from axostylus axostyle substantially along the leg element that equidirectional is extended, and these leg elements are advantageously arranged on the end or end regions that magnetic triggers the correspondence of the axostylus axostyle of axle.These leg elements advantageously have the support region on such end regions respectively, and these end regions are opposite with the end regions of leg element, and they are connected with the axle end of the axostylus axostyle of magnetic trigger element.The pivot center that magnetic triggers axle advantageously extend through the support region of leg element or the support region of leg element extension and substantially along the axostylus axostyle of equidirectional and magnetic trigger element longitudinal axis parallel extend.Therefore advantageously it is possible that: extend along second surface from second surface in the material thickness of component especially as follows according to second portion of leaving a blank on the second surface of component of the present utility model in other words the second side, namely, can realize axostylus axostyle moving along a circular orbit, the pivot center that this circular orbit triggers axle or heat triggering axle around described magnetic extends.
In category of the present utility model in addition it is possible that: described component have one be arranged between first surface and second surface the 3rd surface, a fitting tab portion is furnished with on the surface the 3rd, the corresponding holding element of this fitting tab portion for making component be assemblied in the housing of thermomagnetion trigger element, this holding element is for keeping described component.3rd surface is advantageously the shell surface of cube shaped component equally, and it advantageously extends between first surface and second surface.These surfaces of described component have fitting tab portion in side in other words, and such as form is for assembling rib or rigging pilotage or assemble pin or have multiple rigging pilotage or assembling pin or assemble rib.Therefore this fitting tab portion is extended from the 3rd surface and is advantageously used in the process safety of described component in described housing and correct layout.Advantageously, described component only has a unique surface, this surface has this kind of fitting tab portion, thus make described component correspondingly can when considering known mistake proofing principle (Poka-Yoke-Prinzips) only along an arranged in orientation limited within described housing, the mistake that can reduce the component during the described thermomagnetion trigger element of assembling thus loads.In addition can consider: described fitting tab portion arranging without play alternatively or cumulatively in the interior zone of described component on housing with especially at housing, thus therefore described fitting tab portion is designed as follows, that is, this fitting tab portion can be used for connecting to the positive in the corresponding portion of leaving a blank in housing to extrude the mode coordinated.
In addition be contemplated that: described component has at least one the 4th surface be arranged between first surface and second surface, at least one jut is furnished with on the surface the described 4th, this jut is arranged in the corresponding holding element of the housing of thermomagnetion trigger element for making component without play, and this holding element is for keeping described component.One side surface of the 4th surface of described component advantageously component, it advantageously extends between first surface and second surface.The jut (Vorspruch) mentioned is such as material arching portion or material stacking portion (Materialaufwurf), it is out of shape to region at least as follows when making described component insert or be arranged in described holding element, that is, can depart from possible measuring and especially the manufacturing tolerance extruding independently realized between described component and the holding element of the housing of thermomagnetion trigger element coordinate and therefore positive be connected.Therefore it is also feasible that: described jut is also arranged in the region in fitting tab portion and/or in the region on the 3rd surface, and the 3rd surface has described fitting tab portion.
In addition the housing of claimed a kind of thermomagnetion trigger element; its at least one magnetic for supporting hot magnetic trigger element triggers axle; wherein; have at least one from the inner surface of housing wall portion towards the holding element that the direction of enclosure interior extends according to housing of the present utility model, described holding element is for keeping the component according at least one item in aforementioned claim 1 to 5.Therefore, have at least one holding element according to housing of the present utility model, this at least one holding element may be used for keeping the component according to above-mentioned type.Described holding element has the configuration of a pincer or U-shaped according to the utility model, and it is for the layout of at least one section between the pincers or wall region of holding element of described component.The configuration of the pincerlike configuration of described holding element or U-shaped or basin shape constructs as follows, that is, the wall portion of described holding element or pincers especially extend towards the direction of the opposite wall portion of housing from the inner surface of the wall portion of housing towards the direction of described enclosure interior.Between these pincers, described holding element has one for receiving the reception cavity at least one region of described component.In particular, this receptive cavity extends from region an opening or to the bottom section of described housing or lower area as follows along the inner surface of the wall portion of described housing, that is, described component can be incorporated into described holding element from the upper shed of described housing.Described housing itself advantageously one have at least one around wall portion cast housing and there is the substantially cube shaped shape of band at least four wall region.
Can consider in category of the present utility model, described housing have housing wall portion inner surface substantially extend parallel to each other and at least two holding elements that opposite section is arranged, described holding element is for keeping a component, and described component triggers axle for supporting described heat.Advantageously, described holding element is arranged in such a way on the inner surface of described housing wall portion, that is, the reception cavity of the correspondence of holding element is opened towards the direction of enclosure interior, thus the pincers of holding element are extended in enclosure interior from the inner surface of housing wall portion.In category of the present utility model, oppositely to mean: housing wall portion has two sections being arranged essentially parallel to and extending each other, and these two sections have the inner surface put toward each other.Therefore it is possible that: holding element is at least arranged in the substantially opposite of housing wall portion and advantageously on the parallel wall region extended each other.Therefore can consider: described holding element to be turned up the soil layout along the inner surface of described housing wall portion corresponding to the height of each section of housing wall portion or size error.But also can consider, described at least two holding elements are direct to be arranged oppositely, this means to be arranged on those sections of housing wall portion with similar height and similar length.
In addition it is possible that: at least one holding element in those holding elements at least two holding elements has one and to leave a blank portion for the assembling of the assembling protuberance receiving the component that can be arranged on described holding element.In the case, the described assembling portion of leaving a blank can be such as assembling boring or an especially fitting recess, it is advantageously vertically and especially from opening or the upper side of housing, towards the direction of bottom section, namely the direction of the downside of housing extends, thus makes especially can insert with the fitting tab portion of assembling the form design of rib or rigging pilotage and especially be pushed into described assembling as mention before to leave a blank in portion.Advantageously, leave a blank portion and especially described fitting recess of described assembling has especially assemble the consistent design of rib with fitting tab portion in its degree of depth, width and/or length, thus makes therefore, it is possible to realize assembling rib to the stable introducing in described fitting recess.Advantageously, the only holding element formed in described at least two substantially opposite holding elements of a pair holding element has described assembling and to leave a blank portion, thus makes layout reversed left to right that described component therefore can be avoided in enclosure interior.
According to obtaining in housing of the present utility model about all advantages described by the component of first aspect of the present utility model.
In addition the thermomagnetion trigger element of claimed a kind of electric switch; the heat that described thermomagnetion trigger element has a hot trigger equipment triggers axle and has the magnetic triggering axle of a magnetic trigger equipment; described heat triggers axle for activating a trigger mechanism; for the flowing in the interruptive current loop when there is overload, described magnetic triggers axle and triggers axle for activating described heat when there is short circuit.In category of the present utility model, the axostylus axostyle of magnetic triggering axle trigger the pivot center energy eccentric swing of axle around magnetic is arranged, wherein, at least one component triggering axle for supporting described heat is arranged in heat triggering axle and magnetic triggers between axle.Thermomagnetion trigger element advantageously also has a magnetic except axle trigger axle except heat triggers, and wherein, described heat triggers the building block that axle is hot trigger equipment, and magnetic triggers a building block of axle advantageously magnetic trigger equipment.Described magnetic trigger equipment also has an armature except magnetic triggers except axle and especially one impacts armature and a yoke element, described yoke element is for generation of magnetic field, wherein, described armature triggers axle with magnetic as follows and interacts, namely, described magnetic is made to trigger the pivot center rotation of axle around it based on armature towards the motion of yoke component orientation, heat is made again to trigger the pivot center rotation of axle around it thus, thus make therefore to activate or unlock a trigger mechanism based on heat triggering axle around the rotation of its pivot center, described trigger mechanism is used for flowing or the current path of interrupt circuit or electric switch.Axle is triggered in order to can be realized each, instant heating triggers axle and magnetic triggers the irrelevant motion of axle within thermomagnetion trigger element, according to the utility model it is possible that: the intermediary element as according to component of the present utility model at least region is arranged in heat and triggers axle and magnetic and trigger between axle, and the supporting that can trigger axle with magnetic by means of this intermediary element independently realizes the supporting that heat triggers axle.
Hot trigger equipment especially also has a bimetal strip or a bimetallic element except heat triggers axle, it raises based on temperature and bends as follows, namely, trigger with described heat at least one region of described bimetallic element to produce between axle and contact, thus, described heat triggering axle rotates around its pivot center or rotates, and activates again thus or unlocks the flowing of a trigger mechanism for interruptive current loop.Heat triggers axle and advantageously has an axostylus axostyle, the pivot center that the longitudinal axis of this axostylus axostyle and described heat trigger axle extends concentrically, wherein, described magnetic triggers axle and has an axostylus axostyle, although the longitudinal axis of this axostylus axostyle and described magnetic extend with triggering the longitudinal axis parallel of the pivot center of axle, also eccentric with it.Described heat triggers axle and described magnetic triggering axle advantageously has identical pivot center.Therefore it is possible that: the axostylus axostyle that described magnetic triggers axle moves along a circular orbit, and the pivot center that this circular orbit triggers axle around magnetic or heat triggers axle extends.
In addition can consider: described thermomagnetion trigger element has the housing according at least one item in aforementioned claim 6 to 8.Therefore, described thermomagnetion trigger element advantageously has the housing of form above-mentioned.
In addition it is possible that: described component designs according to one of aforementioned claim 1 to 5.It is possible that the component at least extended to region between magnetic triggering axle and heat triggering axle is according to form design noted earlier.
According to obtain in thermomagnetion trigger element of the present utility model about according to of the present utility model aforementioned in component and/or all advantages described by housing.
In addition claimed a kind of electric switch, described electric switch is used for the flowing of electric current interrupting a current circuit when there is trigger event, and it has a thermomagnetion trigger element according at least one item in aforementioned claim 9 to 11.Therefore, described electric switch especially power switch and advantageously compact power switch, described electric switch has at least one thermomagnetion trigger element, and this thermomagnetion trigger element designs as described above.
According to obtaining in electric switch of the present utility model about all advantages described by the component according to foregoing viewpoint of the present utility model, housing and/or thermomagnetion trigger element.
Accompanying drawing explanation
Next explain in detail with reference to the accompanying drawings according to the execution mode of component of the present utility model, the execution mode according to thermomagnetion trigger element of the present utility model and the execution mode according to housing of the present utility model.Schematically show respectively:
Fig. 1 shows the stereogram of a kind of execution mode according to component of the present utility model;
Fig. 2 shows the cross sectional view of a kind of execution mode of thermomagnetion trigger element; And
Fig. 3 shows the stereogram of a kind of execution mode according to housing of the present utility model;
The element with identical function and type of action is respectively equipped with identical Reference numeral in Fig. 1 to 3.
Embodiment
The first execution mode according to component 1 of the present utility model is there is shown in FIG in solid.This component 1 has first surface 2 and the second surface 4 opposed with first surface 2, and they also can be called the shell face of the component 1 that cuboid is cube shaped in other words substantially.First surface 2 has first and to leave a blank portion 3, and this first portion of leaving a blank especially has U-shaped configuration or semi-circular configuration.First aspect, portion 3 one of leaving a blank to extend to from first surface 2s in the limited depth of the material of component 1 and direction on the other hand advantageously from the 4th surface 8 towards unshowned 5th surface here extends, 5th surface is opposite with the 4th surface 8, wherein, the 4th surface 8 and the 5th surface form the side surface of described component 1.Therefore described first portion 3 of leaving a blank forms passage from from the 4th surface 8 to the 5th surface.Insert in the region of second surface 4 second leave a blank portion 5, the second leave a blank portion from second surface 4s towards the direction of component inside extend and especially extend in the material layer of component 1.In addition, the second portion 5 of leaving a blank also is formed from the 4th surface 8 to the penetrating part on unshowned 5th surface here or passage, and the 5th surface is surperficial 8 opposite with the 4th.The 3rd surface 6 between first surface 2 and second surface 4 extend and be in the region on shell surface of component 1 equally, advantageously arrange a fitting tab portion 7, this fitting tab portion is designed to the mode of assembling rib according to the execution mode of Fig. 1, wherein, as shown in Figure 1, fitting tab portion can extend towards the direction of second surface 4 along the 3rd surface 6 from first surface 2s.To extend between first surface 2 and second surface 4 and the 4th surface 8 of the side surface or primary surface that especially indicate cube shaped component 1 advantageously has at least one jut 9 and preferably multiple jut 9, the 4th surface 8 that these juts gather portion form with material is rib or contact pin along especially form, extends or trend from first surface 2s towards the direction of second surface 4.As shown in Figure 1 like that, the first portion 5 of not leaving a blank with second completely of portion 3 of leaving a blank is opposite.Exactly it is possible that: first leaves a blank portion 3 in the first region, and the surface especially along the first half portion of described component 1 extends, and the second surface of portion 5 especially in the second area put in contrast or along the second half portion of described component 1 of leaving a blank extends.Second portion 5 of leaving a blank advantageously has length that is enough, that extend along the longitudinal direction of second surface 4, can realize the axostylus axostyle that magnetic triggers axle the triggering motion on the run-on point of axle or the circular orbit of pivot center around magnetic.The longitudinal direction of described second surface 4 in category of the present utility model corresponding to the length extended between the 3rd surface 6 and unshowned here the 6th surface opposite with the 3rd surface 6 of described second surface, wherein, the 6th surface is the shell surface of described component 1 equally.
A kind of execution mode of thermomagnetion trigger element 100 is there is shown in fig. 2 in lateral cross.Especially hot trigger equipment 10 and a magnetic trigger equipment 20 is furnished with within the housing 3 of thermomagnetion trigger element 100.Described hot trigger equipment 10 has here the heat at least illustrated section and triggers axle 11, and this heat triggering axle and here unshowned bimetallic element interact.Magnetic trigger equipment 20 especially has here the magnetic that at least illustrates section and triggers axle 21, and this magnetic triggers axle and especially interacts with unshowned impact armature here.Magnetic triggers axle 21 and has an axostylus axostyle 22, and heat triggering axle 11 has an axostylus axostyle 12.
The axostylus axostyle 12 of heat triggering axle 11 is especially furnished with an embedded components 13, and this embedded components illustrates with cutting open like that as shown in Figure 2.This embedded components 13 is advantageously used for the rib for adjusting knob, and described adjusting knob triggers the position of axle for regulating described heat.In addition, described heat triggers axle and has at least one unshowned contact element here, to occur contacting with bimetallic element that is bending or that be bent, thus, the motion of described bimetallic element can be passed on contact element 13, thus makes can to realize thus heat and trigger axle 11 and the axostylus axostyle 12 of especially hot triggering axle 11 rotates around it a D or rotates around it the rotational motion of axis D.The longitudinal axis that the pivot center D that described heat triggers axle 11 advantageously triggers the axostylus axostyle 12 of axle along described heat extends.A kind of execution mode according to component 1 of the present utility model is arranged and execution mode especially shown in Figure 1 between heat triggering axle 11 and magnetic triggering axle 21.As can be seen in Fig. 2, heat triggers the axostylus axostyle 12 of axle 11 and especially contacts first of described component 1 and to leave a blank portion 3, and magnetic triggers the axostylus axostyle 22 of axle 20 and can be arranged in second of described component 1 with moving leave a blank within portion 5, advantageously when do not have contact second leave a blank portion 5.In addition, thermomagnetion trigger element 100 has a current conduction element 40, this current conduction element extends through described thermomagnetion trigger element 100, so that make electric current along or guide through described thermomagnetion trigger element 100, thus described magnetic trigger equipment 20 can be triggered based on the trigger instants just as short circuit, or described hot trigger equipment 10 can be triggered based on the trigger instants just as overload or event.
A kind of execution mode according to housing 30 of the present utility model is there is shown in figure 3 in solid.The housing 30(of described thermomagnetion trigger element 100 is see Fig. 2) especially there is a housing wall portion 31, this housing wall portion extends with cubical form, and this cube at least has four side surfaces.Described housing wall portion 31 especially has outer surface 31.2 and inner surface 31.1.In the region of the inner surface 31.1 of housing wall portion 31, be furnished with at least one holding element 32 and advantageously there are as shown in Figure 3 four holding elements 32 altogether, so that can based on therefore two the component 1(within housing 1 see Fig. 1) layout realize the supporting (see Fig. 2) that heat triggers the stable of axle 11 and process safety.Advantageously, arrange at least two in described holding element 32, that is, their reception cavity 32.1 is opposite as follows opposite each otherly.In addition, each holding element 32 has at least two wall portion or two pincers 33.1 and 33.2, and their directions from the inner surface 31.1s of housing wall portion 31 towards described enclosure interior I extend.Two opposite holding element 32 favorable terrain holding elements in a pair, wherein, a holding element in the holding element 32 of often pair of holding element has an assembling and to leave a blank portion 34, and this assembling portion of leaving a blank can be designed to assembling ditch or fitting recess form just as shown in Fig. 3.Can insert the fitting tab portion shown in Figure 1 of described component 1 in being left a blank in portion 34 in this assembling, this fitting tab portion such as can be designed to the form of assembling rib.Advantageously, the wall portion of described holding element 32 or pincers 33.1 and 33.2 are along the inner surface 31.1 of described housing wall portion 31 from the bottom section B of housing 30, extend towards an opening of housing 30 or upper side direction and advantageously there is such length or height, this length or highly substantially corresponding to the 3rd surface 6 or with the length on the 3rd opposite the 6th surface, surface 6 or height, described 6th surface extends between the first surface 2 and second surface 4 of described component.First pincers 33.1 of each holding element 32 and the second pincers 33.2 are with advantageously having this mode from the length that the inner surface 31.1 of described housing wall portion 31 is extended, that is, a region on the 4th surface 8 of especially described component 1 and a region on five surface (see Fig. 1) opposite with the 4th surface 8 are at least touched section.Advantageously therefrom it is possible that, at least be arranged in jut 9 inner region contacting the pincers 33.1 or 33.2 of corresponding holding element 32 like that as follows as illustrated in fig. 1 on the 4th surface 8, namely, they are deformed by described pincers 33.1 and 33.2, can realize described component 1 arranging without play within the reception cavity 32.1 of the holding element 32 of correspondence.
Reference numerals list
1 component
2 first surfaces
3 first leave a blank portion
4 second surfaces
5 second leave a blank portion
6 the 3rd surfaces
7 fitting tab portions
8 the 4th surfaces
9 juts
10 hot trigger equipments
11 heat trigger axle
12 heat trigger the axostylus axostyle of axle
13 heat trigger the embedded components of axle
20 magnetic trigger equipments
21 magnetic trigger axle
22 magnetic trigger the axostylus axostyle of axle
30 housings
31 housing wall portion
The inner surface of 31.1 housing wall portion
The outer surface of 31.2 housing wall portion
32 holding elements
The reception cavity of 32.1 holding elements
First pincers of 33.1 holding elements
Second pincers of 33.2 holding elements
The assembling of 34 holding elements is left a blank portion
100 thermomagnetion trigger elements
40 current conduction elements
The bottom section of B housing
D pivot center
I enclosure interior
Claims (12)
1. the component (1) of axle (11) is triggered for supporting hot, described heat triggers the heat triggering axle that axle is the hot trigger equipment (10) of the thermomagnetion trigger element (100) of electric switch, wherein, described component (1) has first surface (2) and the second surface (4) with described first surface (2) opposed layout, described first surface has and triggers first of axle (11) to leave a blank portion (3) for supporting described heat, and described second surface has and triggers second of the motion of axle (21) to leave a blank portion (5) for realizing a magnetic.
2. component according to claim 1 (1), is characterized in that, the described first portion (3) of leaving a blank has semicircular in shape, and the size of this semicircular in shape and/or configuration at least section ground trigger the periphery of the axostylus axostyle (12) of axle (11) corresponding to described heat.
3. the component (1) according to aforementioned claim 1 or 2, it is characterized in that, described second portion (5) of leaving a blank constructs as follows, that is, the motion that the axostylus axostyle (22) triggering pivot center (D) arranged off-centre of axle (21) with described magnetic that can realize that described magnetic triggers axle (21) triggers axle (21) pivot center (D) around described magnetic is left a blank within portion (5) described second.
4. component according to claim 1 and 2 (1), it is characterized in that, described component (1) has the 3rd surface (6) be arranged between described first surface (2) and described second surface (4), a fitting tab portion (7) is furnished with on the surface the described 3rd, described fitting tab portion is used for the corresponding holding element (32) the described component of upper assembling (1) of the housing (30) in thermomagnetion trigger element (100), and described holding element is for keeping described component (1).
5. component according to claim 1 and 2 (1), it is characterized in that, described component (1) has at least one the 4th surface (8) be arranged between described first surface (2) and described second surface (4), described at least one the 4th be furnished with at least one jut (9) on the surface, the corresponding holding element (32) that described jut is used for the housing (30) in thermomagnetion trigger element (100) is upper without the play ground described component of layout (1), and described holding element is for keeping described component (1).
6. the housing (30) of thermomagnetion trigger element (100), it triggers axle (21) at least one magnetic supporting described thermomagnetion trigger element (100), wherein, described housing (30) has at least one holding element (32) that the direction from the inner surface (31.1) of housing wall portion (31) towards described enclosure interior (I) extends, described holding element is for keeping a component (1) according to item at least one in aforementioned claim 1 to 5, wherein, described holding element (32) has pincerlike configuration, this pincerlike configuration is used for the pincers (33.1 of at least one section at described holding element (32) of described component (1), 33.2) layout between.
7. housing according to claim 6 (30), it is characterized in that, described housing (30) have inner surface (31.1) in described housing wall portion (31) substantially extend parallel to each other and at least two holding elements (32) that opposite section is arranged, described holding element is for keeping a component (1), and described component triggers axle (11) for supporting described heat.
8. housing according to claim 7 (30), it is characterized in that, at least one holding element in those holding elements (32) in described at least two holding elements (32) has an assembling and to leave a blank portion (34), and described assembling leaves a blank portion for receiving the fitting tab portion (7) that can be arranged in the component (1) on described holding element (32).
9. the thermomagnetion trigger element (100) of electric switch, has:
The heat of-Re trigger equipment (10) triggers axle (11), and it is for activating a trigger mechanism, and described trigger mechanism is used for the electric current interrupting a current circuit when there is overload; With
The magnetic of-magnetic trigger equipment (20) triggers axle (21), and it triggers axle (11) for activating described heat when there is short circuit,
Wherein, the axostylus axostyle (22) that described magnetic triggers axle (21) is arranged can swing prejudicially around the pivot center (D) of described magnetic triggering axle (21), and at least one component (1) wherein, triggering axle (11) for supporting described heat is arranged in described heat and triggers between axle (11) and described magnetic triggering axle (21).
10. thermomagnetion trigger element (100) according to claim 9, is characterized in that, described thermomagnetion trigger element (100) has a housing (30) according at least one item in aforementioned claim 6 to 8.
11. thermomagnetion trigger elements (100) according to claim 10, it is characterized in that, described component (1) constructs according to one of aforementioned claim 1 to 5.
12. electric switches, for interrupting the flowing of the electric current of a current circuit when there is trigger event, it has a thermomagnetion trigger element (100) according at least one item in aforementioned claim 9 to 11.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201420001636 DE202014001636U1 (en) | 2014-02-21 | 2014-02-21 | Component for supporting a thermal tripping shaft and housing of a thermal-magnetic trip unit and thermal-magnetic trip unit of an electrical switch and electrical switch |
| DE202014001636.4 | 2014-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204792655U true CN204792655U (en) | 2015-11-18 |
Family
ID=50490216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520115451.XU Expired - Fee Related CN204792655U (en) | 2014-02-21 | 2015-02-25 | A thermomagnetion trigger element and electric switch for supporting hot component of axle and casing and electric switch of thermomagnetion trigger element of triggering |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204792655U (en) |
| DE (1) | DE202014001636U1 (en) |
-
2014
- 2014-02-21 DE DE201420001636 patent/DE202014001636U1/en not_active Expired - Lifetime
-
2015
- 2015-02-25 CN CN201520115451.XU patent/CN204792655U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE202014001636U1 (en) | 2014-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 |