CN202585164U - Electric switch system and electric switch assembly - Google Patents
Electric switch system and electric switch assembly Download PDFInfo
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- CN202585164U CN202585164U CN201120528507.6U CN201120528507U CN202585164U CN 202585164 U CN202585164 U CN 202585164U CN 201120528507 U CN201120528507 U CN 201120528507U CN 202585164 U CN202585164 U CN 202585164U
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Abstract
The utility model relates to an electric switch system and an electric switch assembly. The electric switch assembly (100) includes a first static contact and a second static contact (126) which are separated from each other and a switch mechanism (128). The switch mechanism includes a first movable contact and a second movable contact (134), an operation cam (404), a first contact frame (406), and a second contact frame (408). The operation cam is coupled between the two ends of a main shaft (402), and is fit to receive an input force along a first direction or a second direction, and is configured to response to the input force to rotate the main shaft along a first rotation direction or a second rotation direction. The first and second contact frames response to the rotation of the main shaft along the first rotation direction or the second rotation direction to do the translational movement along a first translational direction or a second translational direction, and consequently, the first movable contact and the second movable contact are moved to or far away from the first static contact and the second static contact.
Description
Technical field
The present invention relates generally to electric switch, and more specifically relate to relative compact, cheapness and present the electric switch system and the assembly of sure break function.
Background technology
Electric switch is used in the countless system and environment, and is used to realize the function that various and diversified switch is relevant.In a lot of instances, switch is used for one of sensing or more multipart position.For example, when one or more multi-part realize specific phase to or during the absolute position, switch can be configured to state is changed to make position from open position, or vice versa.Using an example of the system of electric switch is elevator device.Especially, elevator device can comprise when one or more electric switches are opened and/or closed with the indicating elevator door.
Some current known electric switches that for example are used to indicate the relative position of elevator door generally are safety, reliable and robust, but have some shortcoming really.For example, some in the current known switch present low relatively international degree of protection, when experience operation vibration, present adverse effect and progressively demonstrate the oxidation contact.
Therefore, need a kind ofly present high relatively international degree of protection, can bear the electric switch that catalytic oxidation is vibrated and is not inclined in operation.The present invention solves one or more in these needs.
Summary of the invention
In one embodiment, electric switch unit comprises shell, first and second static contact and the switching mechanisms.The first and second static contacts are installed in the enclosure and are separated each other.Switching mechanism is installed movably in the enclosure and is comprised the first removable contact and second removable the contact.Switching mechanism can move between the closed and disconnected position.In make position, the first and second removable contacts are electrically connected to the first and second static contacts respectively, and at open position, the first and second removable contacts are broken off with the first and second static electricity that contact respectively.Switching mechanism also comprises main shaft, operation of cam, first contact frame and second contact frame.Main shaft has first end and second end.Operation of cam is coupled to main shaft between first and second ends, and is suitable for along first direction or one of them reception input power of second direction, and is configured in response to this respectively along first direction of rotation or one of them rotary main shaft of second direction of rotation.First contact frame is coupled to first end of the first removable contact and the main shaft that also is coupled.First contact frame in response to main shaft along the rotation of first direction of rotation or second direction of rotation respectively along first translation direction or the second translation direction translation respectively the first static contact is shifted in the first removable contact thus or away from the first static contact.Second contact frame is coupled to the second removable contact and further is coupled to second end of main shaft.Second contact frame in response to main shaft along the rotation of first direction of rotation or second direction of rotation respectively along first translation direction or the second translation direction translation respectively the second static contact is shifted in the second removable contact thus or away from the second static contact.Wherein electric switch unit also comprises first and second sealing rings, is installed on the relative part of main shaft and frictionally meshes the part of shell.Wherein this operation of cam comprises the groove that is used to receive key; Wherein this shell comprises the key opening that is used to insert and remove key; This shell also comprises alternative opening, and through this alternative opening, this operation of cam can be by approaching so that its rotation.
In another embodiment, the electric switch system comprises key, shell, first and second static contact and the switching mechanisms.Shell has keyway, and key can be inserted in this keyway and key can be removed from it subsequently.The first and second static contacts are installed in the enclosure and are separated each other.Switching mechanism is installed movably in the enclosure and is comprised the first removable contact and second removable the contact.Switching mechanism can move between make position and open position.In make position, the first and second removable contacts are electrically connected to the first and second static contacts respectively, and at open position, the first and second removable contacts are broken off with the first and second static electricity that contact respectively.Switching mechanism also comprises main shaft, operation of cam, first contact frame and second contact frame.Main shaft has first end and second end.Operation of cam is coupled to main shaft between first and second ends.Operation of cam is configured to when key inserts keyway, meshed by key, and also is configured to when key is inserted into keyway along the first direction of rotation rotary main shaft, and key subsequently when keyway is removed along the second direction of rotation rotary main shaft.First contact frame is coupled to first end of the first removable contact and the main shaft that also is coupled.First contact frame in response to main shaft along the rotation of first direction of rotation and second direction of rotation respectively along first translation direction and the second translation direction translation, with thus respectively with the first removable contact shift to the first static contact with away from first static the contact.Second contact frame is coupled to second end of the second removable contact and the main shaft that also is coupled.Second contact frame in response to main shaft along the rotation of first direction of rotation and second direction of rotation respectively along first translation direction and the second translation direction translation with thus respectively with second removable contact shift to the second static contact with away from second static the contact.
In another embodiment, electric switch unit comprises shell, first and second static contact and the switching mechanisms.The first and second static contacts are installed in the enclosure and are separated each other.Switching mechanism is installed movably in the enclosure and is comprised main shaft, operation of cam, first contact frame, the first removable contact, second contact frame, the second removable contact, first swingle and second swingle.Main shaft has first end and second end.Operation of cam is coupled to main shaft between first and second ends.Operation of cam is suitable for along first direction or one of them reception input power of second direction, and is configured in response to this respectively along first direction of rotation or one of them rotary main shaft of second direction of rotation.First end of first contact frame coupling main shaft, and in response to main shaft edge first direction of rotation or second direction of rotation rotation edge first translation direction or the second translation direction translation respectively.First removablely contacts couple to first contact frame and from its extension.The first removable contact is shifted to the first static contact in first contact frame when first translation direction moves, and when first contact frame moves along second translation direction, moves away from the first static contact.Second end of second contact frame coupling main shaft, and in response to main shaft edge first direction of rotation or second direction of rotation rotation edge first translation direction or the second translation direction translation respectively.Second removablely contacts couple to second contact frame and from its extension; The second removable contact is shifted to the second static contact in second contact frame when first translation direction moves, and when second contact frame moves along second translation direction, moves away from the second static contact.First swingle rotatably is coupling between first end and first contact frame of main shaft.First swingle is configured to when main shaft edge first direction of rotation or the rotation of second direction of rotation, to first contact frame first translational force is provided along first translation direction or second translation direction respectively.Second swingle rotatably is coupling between second end and second contact frame of main shaft.Second swingle is configured to when main shaft edge first direction of rotation or the rotation of second direction of rotation, to second contact frame second translational force is provided along first translation direction or second translation direction respectively.
Moreover the characteristic of other hope of electric switch system and electric switch unit and characteristic will become from the detailed description subsequently that combines with accompanying drawing and aforementioned background and accompanying claims and manifest.
Description of drawings
After this accompanying drawing below will combining is described the present invention, in the accompanying drawing, and the similar similar element of label indication, and in the accompanying drawing:
Fig. 1 signal is surveyed view according to the axle that waits of the electric switch system of an embodiment;
Fig. 2 and the 3 partly axle such as transparent of the electric switch system of sketch map 1 surveys view, and wherein electric switch unit is in the close position respectively and open position;
Fig. 4 signal can be used for realizing that the axle that waits of embodiment of switching mechanism of the electric switch unit of Fig. 1-3 signal surveys a view;
Fig. 5 illustrates the end-view of electric switch system, and its middle cover is removed from the shell of electric switch unit;
The exploded view such as axle such as grade of the electric switch system of signal in Fig. 6 sketch map 1;
The axle that waits of the contact frame of the switching mechanism that Fig. 7 signal can be used for realizing that Fig. 2 illustrates is surveyed a view; And
The end view of the contact retainer of the switching mechanism that Fig. 8 signal can be used for realizing that Fig. 2 illustrates, wherein contact contacts retainer and is coupled with this.
Embodiment
Following detailed only is exemplary in essence and is not intended to limit the present invention or application of the present invention and purposes.When this uses, word " exemplary " expression " as example, instance or explanation ".Thereby any embodiment of conduct described herein " exemplary " is not intended to be read as than other embodiment and is more preferably or has superiority.All embodiment described herein are used to make those skilled in the art to form or utilize exemplary embodiment of the present invention, and do not limit by the scope of the invention defined in the claims.Moreover the clear and definite arbitrarily or hint theory that is not intended to discussed in aforementioned technical field, background technology, summary of the invention or the following detailed retrains.
With reference to figure 1, illustrated the axle that waits of electric switch system 100 to survey view (isometric view), and it comprise key (key) 102 and electric switch unit 104.Key 102 can dispose differently, but in the embodiment of signal, it comprises mounting flange 106 and switch operator 108.Mounting flange 106 is configured to be installed to or be coupled to movable part.For promoting this point, mounting flange 106 comprises a plurality of fastener openings 112.Can insert and be inserted into the parts of fitting key 102 through each fastener openings 112 such as the securing member of not illustrating of screw or other appropriate device.
Switch operator 108 from mounting flange 106 extend and as below further describe, optionally inserted electric switch unit 104 and removed from electric switch unit 104 subsequently.Although switch operator 108 can dispose differently, in the embodiment of signal, it comprises base part 114, a pair of arm 116 (116-1,116-2) and Crossware 118.Base part 114 is connected to mounting flange 106 and from its extension.Arm 116 separates each other between arm 116, to form space 122 from base part 114 extensions and through distance (d).Crossware 118 is connected to each arm 116 and from each arm 116 vertical extent and cross over space 122.
With reference now to Fig. 1,2 and 3,, can find out that electric switch unit 104 comprises shell 124, wherein a plurality of static contacts 126 and switching mechanism 128 are installed in this shell and by pad 602 and lid 604 (see figure 6)s and surround.Shell 124 comprises key insertion groove 132 and alternative opening 133.Like this name indication, key insertion groove 132 is configured to allow key 102 to be inserted into shell 124 and removes from shell 124 subsequently.Like what will describe at once, when key 102 is inserted in the shell 124 via keyway 132, electric switch unit 104 from a state variation to another state, and when key 102 subsequently when shell 124 is removed, electric switch unit 104 becomes its reset condition again.Alternative opening 133 provide at needs or when hoping alternate ways come near with console switch mechanism 128.It also provides the mode of the position that can watch switch machinery 128.
Static contact 126 is installed in the shell 124 and separates each other.The signal embodiment in, electric switch unit 104 comprises 4 static contacts---first, second, third with the 4th static 126-1 of contact, 126-2,126-3 and 126-4.Yet, should recognize that in other embodiments, at needs or when hoping, electric switch unit 104 can only use two static contacts (for example 126-1 and 126-2) or staticly contact realization more than 4.As shown in Figure 6, static contact 126 is coupled to lead-out terminal 606 respectively via fastener hardware 608.In the lead-out terminal 606 two are installed in that the first cover plate 612-1 goes up and two other lead-out terminal 606 is installed on the second cover plate 612-2.
No matter the given number of removable contact 134 is what, switching mechanism 128 is mobile between the open position of make position and the position shown in Fig. 3 of position shown in figure 2.In make position, each removable contact 134 is electrically connected to its relevant static contact 126.On the contrary, at open position, relevant static contact 126 electricity with it of each removable contact 134 break off.With reference now to Fig. 4-6,, with describing the customized configuration that realizes this functional switching mechanism 128.
The switching mechanism 128 of signal comprises main shaft 402, operation of cam 404, first contact frame 406 and second contact frame 408.Main shaft 402 comprises first end 412 and second end 414, and like Fig. 5 and 6 signals, is installed in rotatably on axle dress (the shaft mount) 502 that in shell 124, forms.Like Fig. 6 example, axle is adorned 502 and is comprised pair of openings 614 (in Fig. 6 only visible), and main shaft 402 extends through this pairs of openings.Illustrate additionally that like Fig. 6 a pair of axle 616 (only visible) is all from first end 412 and 414 extensions of second end of main shaft 402.The purpose of axle 616 will further be discussed below.Refer again to Fig. 4, can find out, the first sealing ring 416-1 and the second sealing ring 416-2 are installed on the relative part of main shaft 402.Adorned for 502 last times when main shaft 402 is installed in axle, sealing ring 416 frictionally engagement shaft adorns 502, and more specifically, engagement limits the axle of opening 614 and adorns 502 surface.Because sealing ring 416 frictionally engagement shaft adorns 502, need positive force (positive force) moving switch mechanism 128 between its disconnection and make position.
Continuation is with reference to figure 4, operation of cam 404 at first and second ends 412, be coupled to main shaft 402 between 414, and be configured to when key 102 is inserted in the keyway 132 by key 12 engagements.Operation of cam 404 additionally is configured to when key 102 is inserted in the keyway 132 along first direction of rotation, 418 rotary main shafts 402, key 102 subsequently when keyway 132 is removed along second direction of rotation, 422 rotary main shafts 402.Operation of cam 404 can dispose differently, but in the embodiment of signal, it comprises axle dress part 424 and two key meshing arms 426 (426-1,426-2).Axle dress part 424 is installed on the main shaft 402, and key meshing arm 426 extends radially outwardly to be formed for receiving the groove 425 of key 102 from axle dress part 424 with the mode of basic V-type.
Can recognize easily that when key 102 was inserted in the keyway 132 at first, Crossware 118 was arranged between the key meshing arm 426.When key 102 further is inserted in the keyway 132, one of Crossware 118 mesh key meshing arms 426-1, and the power along first direction of rotation 418 rotary main shafts 402 is provided to it.Like Fig. 2 signal, another key meshing arm 426-2 extends through the space between two arms 116 of key 122.When key 102 subsequently when keyway 132 is removed, Crossware 118 another key meshing arm of engagement 426-2, and provide along the power of second direction of rotation, 422 rotary main shafts 402 to it.
Return Fig. 4 once more, first contact frame 406 is coupled to first end 412 of main shaft 402, and second contact frame 408 is coupled to second end 414 of main shaft 402.First and second contact frame 406,408 are all rotated respectively along first translation direction 428 and 432 translations of second translation direction along first direction of rotation 418 and second direction of rotation 422 in response to main shaft 402.Except be coupled to main shaft 402, the first contact frame 406 be coupled to first with the 3rd removable 134-1 of contact, 134-3, and second contact frame 408 be coupled to second with the 4th removable 134-2 of contact, 134-4.Thereby; When first and second contact frame 406,408 during along 428 translations of first translation direction; In the removable contact 134 each moves towards its relevant static contact 126; And when first and second contact frame 406,408 during along 432 translations of second translation direction, each in the removable contact 134 moves away from its relevant static contact 126.
Although the signal embodiment in, use various devices and technology wherein any one, first and second contact frame 406,408 can be coupled to main shaft 402, each contact frame is coupled to main shaft 402 via swingle.Especially, the first swingle 434-1 rotatably is coupling between first end 412 and first contact frame 406 of main shaft 402, and the second swingle 434-2 rotatably is coupling between second end 414 and second contact frame 408 of main shaft 402.As more being shown clearly among Fig. 6, swingle 434 all has first opening 618 and second opening 622 that in the opposite end of swingle 434, forms.Swingle 434 all is rotatably installed on the axle 616 that extends from first and second ends 412,414 of main shaft 402 via first opening 618.Swingle 434 also is rotatably installed on the gimbal axis 624 of separation via second opening 622.Gimbal axis 624 all rotatably is installed to first and second contact frame 406,408.Use this configuration; When main shaft 402 edge first direction of rotation 418 or 422 rotations of rotatable second direction; The first swingle 434-1 will provide translational force along first translation direction 428 or second translation direction 432 to first contact frame 406 respectively, and the second swingle 434-2 will provide second translational force along first translation direction 428 or second translation direction 432 to second contact frame 408 respectively.
With reference now to Fig. 7,, with the description that first and second contact frame 406,408 are provided.Because each framework is made up identically, with the description that a contact frame only is provided.Contact frame 406 (408) comprises swingle coupling part 702 and removable contact portion 704.Swingle coupling part 702 comprises the outer surface 706 that limits the first guide rod 708-1 and the second guide rod 708-2.The first and second guide rod 708-1 and 708-2 are arranged in the corresponding guiding groove 504 (see Fig. 5, only illustrate two) that forms on the inner surface of shell 124.Swingle coupling part 702 additionally comprises and receives one of them gimbal axis opening 712 (in Fig. 7, illustrating with the virtual image) of gimbal axis 612.
Removable contact portion 704 is coupled to swingle coupling part 702 and comprises the outer surface 714 that limits the 3rd guide rod (invisible in Fig. 7) and the 4th guide rod 708-4 and the inner surface 716 that limits chamber 718.The same with the first and second guide rod 708-1,708-2, the third and fourth guide rod 708-3,708-4 are arranged in the respective guide groove (invisible) that on the inner surface of shell 124, forms.The contact carrier 802 that two removable contacts 134 are coupled is movably disposed within the chamber 718 and 718 extensions from the chamber.Contact carrier 802 be arranged so that removable contact 134 be arranged in chamber 718 outside and (like following discussion) can move with respect to removable contact portion 704.
Return with reference to 5, two additional springs of figure and be included in the electric switch unit 104.The first bias spring 506-1 be arranged in shell 124 and the blind opening that in first contact frame 406, forms between, and the second bias spring 506-2 is arranged between the blind opening that forms in the shell 124 and second contact frame 408.The first and second bias spring 506-1,506-2 provide bias force to first and second contact frame 406,408 respectively along second translation direction 432.
Described electric switch system 100, and described each functions of components of forming electric switch system 100 prevailingly, the integrated operation of the electric switch system 100 of signal will be provided now from the structure visual angle.Yet, before this, notice that electric switch unit 104 is described as use in the above and often opens (NO) contact configuration.That is, when removing key 102, fixing contact 126 contacts 134 electricity disconnections each other with removable.Should recognize that in alternative, one or more in the contact can be configured to normal pass (NC) contact.
Beginning supposes that electric switch system 100 is in the state of signal among Fig. 1,3 and 5, and wherein key 102 is arranged away from electric switch unit 104.In this state, switching mechanism 128 is in open position, this means that operation of cam 404 is in its first end position, and each removable contact 134 is broken off with static 126 electricity that contact that it is associated.After this, if power is provided so that it moves in the keyway 132 to key 102, then Crossware 118 provides power to cause it along first direction of rotation, 418 rotary main shafts 402 with one of them 416-1 of mesh key meshing arm and to operation of cam 404.Along 418 rotations of first direction of rotation, first and second swingles 434 provide translational force to first and second contact frame 406,408 respectively along first translation direction 428 in response to main shaft 402.Thereby removable contact 134 beginnings are moved towards static contact 126 along first translation direction 428.
Before key 102 is inserted fully and before operation of cam 404 is moved to its second end position (see figure 2), switching mechanism 128 is arranged such that removable contact 134 engagements and thereby is electrically connected static contact 126.The further insertion of key 102 will cause the further translation of being further rotated of edge first direction of rotation, 418 main shafts 402 and edge first translation direction, 428 first and second contact frame 406,408.Yet, not further translation of contact carrier 802 (and thereby removable contact 134).But when first and second contact frame 406,408 continued translation, contact carrier 802 can slide in chamber 718.When key 102 inserts and operation of cam 404 when being in its second end position fully, the first and second bias spring 506-1,506-2 will distinguish fully and surrounded by first and second contact frame 406,408.
If power is provided so that it moves along second translation direction 432 to key 102 then; Then Crossware 118 will mesh another key meshing arm 426-2; And to operation of cam 404 power is provided, causes it to move away its second end position, and along second direction of rotation, 422 rotary main shafts 402.Along 422 rotations of second direction of rotation, first and second swingles 434 provide translational force to first and second contact frame 406,408 respectively along second translation direction 432 in response to main shaft 402.Thereby first and second contact frame 406,408 will begin to move along second translation direction 432.
Notice that when first and second contact frame 406,408 begin along 432 translations of second translation direction, contact carrier 802 will slide at first in chamber 718.Thereby removable contact 134 will keep contacting 126 and being electrically connected with static, move to the position that contact carrier 802 no longer slides up to first and second contact frame 406,408 in chamber 718.At this moment, removable contact 134 will be removed engagement, and thereby break off with static 126 electricity that contact.When key 102 continues when keyway 132 is regained, operation of cam 404 will continue along second direction of rotation, 422 rotary main shafts, and thereby first and second contact frame 406,408 will continue edge second translation direction, 432 translations.That is, move to its first end position (see figure 3) up to operation of cam 404.
Although at least one exemplary embodiment has been discussed in the detailed description on of the present invention, should recognize to have a large amount of modification.It is to be further appreciated that exemplary embodiment or a plurality of exemplary embodiment only are examples, and be not intended to limit scope of the present invention, applicability or configuration.But top detailed description will be provided for realizing the road sign that makes things convenient for of exemplary embodiment of the present invention for those skilled in the art.The function that is to be understood that the element of can be under the condition that does not depart from the scope of the present invention that proposes in the accompanying claims describing in the exemplary embodiment with arrange in make various changes.
Claims (20)
1. electric switch unit comprises:
Shell;
The first and second static contacts are installed in the enclosure and are separated each other; And
Switching mechanism; Install movably in the enclosure and comprise the first removable contact and second removable the contact, this switching mechanism can move between make position and open position, wherein in make position; This first and second removable contact is electrically connected to the first and second static contacts respectively; At open position, this first and second removable contact is broken off with the first and second static electricity that contact respectively, and wherein this switching mechanism also comprises
Main shaft has first end and second end;
Operation of cam is coupled to main shaft between first and second ends, this operation of cam is suitable for along first direction or one of them reception input power of second direction, and is configured in response to this respectively along first direction of rotation or one of them rotary main shaft of second direction of rotation;
First contact frame; Be coupled to first end of the first removable contact and the main shaft that also is coupled; This first contact frame in response to main shaft along the rotation of first direction of rotation or second direction of rotation respectively along first translation direction or the second translation direction translation, respectively the first static contact is shifted in the first removable contact thus or away from the first static contact; And
Second contact frame; Be coupled to the second removable contact and further be coupled to second end of main shaft; This second contact frame in response to main shaft along the rotation of first direction of rotation or second direction of rotation respectively along first translation direction or the second translation direction translation, respectively the second static contact is shifted in the second removable contact thus or away from the second static contact.
2. electric switch unit according to claim 1 also comprises:
First and second sealing rings are installed on the relative part of main shaft and frictionally mesh the part of shell.
3. electric switch unit according to claim 1 also comprises:
First swingle; Rotatably be coupling between first end and first contact frame of main shaft; This first swingle is configured to when main shaft edge first direction of rotation or the rotation of second direction of rotation, to first contact frame first translational force is provided along first translation direction or second translation direction respectively; And
Second swingle; Rotatably be coupling between second end and second contact frame of main shaft; This second swingle is configured to when main shaft edge first direction of rotation or the rotation of second direction of rotation, to second contact frame second translational force is provided along first translation direction or second translation direction respectively.
4. electric switch unit according to claim 3, wherein first and second contact frame include:
The swingle coupling part;
Removable contact portion is coupled to the swingle coupling part, and this removable contact portion has the inner surface that limits the chamber, and wherein first the or second removable contact is movably disposed within this chamber, and the first or second removable contact is extended from this chamber;
Removable contact retainer is movably disposed within the chamber and meshes the first or second removable contact; And
The retainer spring is arranged in the chamber and engagement inner surface and the removable retainer that contacts, and this retainer spring provides bias force to removable contact retainer, removable contacts engagement to impel removable contact retainer with first or second.
5. electric switch unit according to claim 1 also comprises:
First bias spring is arranged between the shell and first contact frame, and this first bias spring provides bias force along second translation direction to first contact frame; And
Second bias spring is arranged between the shell and second contact frame, and this second bias spring provides bias force along second translation direction to second contact frame.
6. electric switch unit according to claim 1, wherein this operation of cam comprises the groove that is used to receive key.
7. electric switch unit according to claim 6, wherein this shell comprises the key opening that is used to insert and remove key.
8. electric switch unit according to claim 7, wherein this shell also comprises alternative opening, through this alternative opening, this operation of cam can be by approaching so that its rotation.
9. electric switch unit according to claim 1 also comprises:
The 3rd removable contact is coupled to the first removable contact and is separated and can move with first removable contact together with first removable the contact;
The 4th removable contact is coupled to the second removable contact and is separated and can move with second removable contact together with second removable the contact; And
The third and fourth static contact is installed in the enclosure and is separated each other, and this third and fourth contact is orientated as feasible:
When switching mechanism was in the close position, this third and fourth removable contact was electrically connected to the third and fourth static contact respectively, and
When switching mechanism was in open position, this third and fourth removable contact was broken off with the third and fourth static electricity that contacts respectively.
10. electric switch unit according to claim 1, wherein:
This operation of cam can be rotated between first end position and second end position;
This switching mechanism is in open position and when operation of cam is in second end position, is in the close position when operation of cam is in first end position;
When operation of cam when first end position rotates to second end position, before arriving second end position, the first and second removable contacts are electrically connected the first and second static contacts; And
When operation of cam when second end position rotates to first end position, before arriving first end position, the first and second removable contacts staticly contacts electric disconnection with first and second.
11. an electric switch system comprises:
Key;
Shell has keyway, and key can be inserted in this keyway and key can be removed from this keyway subsequently;
The first and second static contacts are installed in the enclosure and are separated each other; And
Switching mechanism; Install movably in the enclosure and comprise the first removable contact and second removable the contact, this switching mechanism can move between make position and open position, wherein in make position; The first and second removable contacts are electrically connected to the first and second static contacts respectively; And at open position, the first and second removable contacts are broken off with the first and second static electricity that contact respectively, and wherein switching mechanism also comprises:
Main shaft has first end and second end;
Operation of cam; Between first and second ends, be coupled to main shaft; This operation of cam is configured to when key inserts keyway, meshed by key, and also is configured to when key is inserted into keyway along the first direction of rotation rotary main shaft, and key subsequently when keyway is removed along the second direction of rotation rotary main shaft;
First contact frame; Be coupled to first end of the first removable contact and the main shaft that also is coupled; This first contact frame in response to main shaft along the rotation of first direction of rotation and second direction of rotation respectively along first translation direction and the second translation direction translation, with thus respectively with the first removable contact shift to the first static contact with away from first static the contact; And
Second contact frame; Be coupled to the second removable contact and also be coupled to second end of main shaft; This second contact frame in response to main shaft along the rotation of first direction of rotation and second direction of rotation respectively along first translation direction and the second translation direction translation, with thus respectively with the second removable contact shift to the second static contact with away from second static the contact.
12. electric switch according to claim 11 system also comprises:
First and second sealing rings are installed on the relative part of main shaft and frictionally mesh the part of shell.
13. electric switch according to claim 11 system also comprises:
First swingle; Rotatably be coupling between first end and first contact frame of main shaft; This first swingle is configured to when main shaft edge first direction of rotation and the rotation of second direction of rotation, to first contact frame first translational force is provided along first translation direction and second translation direction respectively; And
Second swingle; Rotatably be coupling between second end and second contact frame of main shaft; This second swingle is configured to when main shaft edge first direction of rotation and the rotation of second direction of rotation, to second contact frame second translational force is provided along first translation direction and second translation direction respectively.
14. electric switch according to claim 13 system, wherein first and second contact frame include:
The swingle coupling part;
Removable contact portion is coupled to the swingle coupling part, and this removable contact portion has the inner surface that limits the chamber, and wherein first the or second removable contact is movably disposed within this chamber, and the first or second removable contact is extended from this chamber;
Removable contact retainer is movably disposed within the chamber and meshes the first or second removable contact; And
The retainer spring is arranged in the chamber and engagement inner surface and the removable retainer that contacts, and this retainer spring provides bias force to removable contact retainer, removable contacts engagement to impel removable contact retainer with first or second.
15. electric switch according to claim 11 system also comprises:
First bias spring is arranged between the shell and first contact frame, and this first bias spring provides bias force along second translation direction to first contact frame; And
Second bias spring is arranged between the shell and second contact frame, and this second bias spring provides bias force along second translation direction to second contact frame.
16. electric switch according to claim 11 system, wherein this operation of cam comprises the groove that is used to receive key.
17. electric switch according to claim 11 system, wherein this shell also comprises alternative opening, and through this alternative opening, this operation of cam can be by near so that its rotation.
18. electric switch according to claim 11 system also comprises:
The 3rd removable contact is coupled to the first removable contact and is separated and can move with first removable contact together with first removable the contact;
The 4th removable contact is coupled to the second removable contact and is separated and can move with second removable contact together with second removable the contact; And
The third and fourth static contact is installed in the enclosure and is separated each other, and this third and fourth contact is orientated as feasible:
When switching mechanism was in the close position, this third and fourth removable contact was electrically connected to the third and fourth static contact respectively, and
When switching mechanism was in open position, this third and fourth removable contact was broken off with the third and fourth static electricity that contacts respectively.
19. electric switch according to claim 11 system, wherein:
This operation of cam can be rotated between first end position and second end position;
This switching mechanism is in open position and when operation of cam is in second end position, is in the close position when operation of cam is in first end position;
When operation of cam when first end position rotates to second end position, before arriving second end position, the first and second removable contacts are electrically connected to the first and second static contacts; And
When operation of cam when second end position rotates to first end position, before arriving first end position, the first and second removable contacts staticly contacts electric disconnection with first and second.
20. an electric switch unit comprises:
Shell;
The first and second static contacts are installed in the enclosure and are separated each other; And
Switching mechanism, install movably in the enclosure and comprise:
Main shaft has first end and second end;
Operation of cam is coupled to main shaft between first and second ends, this operation of cam is suitable for along first direction or one of them reception input power of second direction, and is configured in response to this respectively along first direction of rotation or one of them rotary main shaft of second direction of rotation;
First contact frame, first end of coupling main shaft, this first contact frame is rotated respectively along first translation direction or the second translation direction translation along first direction of rotation or second direction of rotation in response to main shaft;
The first removable contact; Be coupled to first contact frame and extend from first contact frame; This first removable contact is shifted to the first static contact in first contact frame when first translation direction moves, and when first contact frame moves along second translation direction, moves away from the first static contact;
Second contact frame, second end of coupling main shaft, this second contact frame is rotated respectively along first translation direction or the second translation direction translation along first direction of rotation or second direction of rotation in response to main shaft;
The second removable contact; Be coupled to second contact frame and extend from second contact frame; This second removable contact is shifted to the second static contact in second contact frame when first translation direction moves, and when second contact frame moves along second translation direction, moves away from the second static contact;
First swingle; Rotatably be coupling between first end and first contact frame of main shaft; This first swingle is configured to when main shaft edge first direction of rotation or the rotation of second direction of rotation, to first contact frame first translational force is provided along first translation direction or second translation direction respectively; And
Second swingle; Rotatably be coupling between second end and second contact frame of main shaft; This second swingle is configured to when main shaft edge first direction of rotation or the rotation of second direction of rotation, to second contact frame second translational force is provided along first translation direction or second translation direction respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120528507.6U CN202585164U (en) | 2011-02-25 | 2011-12-16 | Electric switch system and electric switch assembly |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/000294 WO2012113102A1 (en) | 2011-02-25 | 2011-02-25 | Electrical switch system and electrical switch assembly |
| CNPCT/CN2011/000294 | 2011-02-25 | ||
| CN201120528507.6U CN202585164U (en) | 2011-02-25 | 2011-12-16 | Electric switch system and electric switch assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202585164U true CN202585164U (en) | 2012-12-05 |
Family
ID=47254550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120528507.6U Expired - Fee Related CN202585164U (en) | 2011-02-25 | 2011-12-16 | Electric switch system and electric switch assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202585164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021249167A1 (en) * | 2020-06-09 | 2021-12-16 | 上海泰盖特信息科技有限公司 | Contact switch for elevator safety door |
-
2011
- 2011-12-16 CN CN201120528507.6U patent/CN202585164U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021249167A1 (en) * | 2020-06-09 | 2021-12-16 | 上海泰盖特信息科技有限公司 | Contact switch for elevator safety door |
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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 |
Granted publication date: 20121205 Termination date: 20141216 |
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| EXPY | Termination of patent right or utility model |