CN102386003B - Auxiliary switch mechanism and switching device - Google Patents

Auxiliary switch mechanism and switching device Download PDF

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Publication number
CN102386003B
CN102386003B CN201010270960.1A CN201010270960A CN102386003B CN 102386003 B CN102386003 B CN 102386003B CN 201010270960 A CN201010270960 A CN 201010270960A CN 102386003 B CN102386003 B CN 102386003B
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CN
China
Prior art keywords
face
auxiliary switch
slide
free end
contact chip
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Expired - Fee Related
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CN201010270960.1A
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Chinese (zh)
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CN102386003A (en
Inventor
陈德州
宋建康
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Siemens AG
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Siemens AG
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Abstract

The invention relates to an auxiliary switch mechanism, which comprises a first auxiliary switch, a second auxiliary switch, a sliding seat and a sliding block. A first contact piece and a second contact piece are disposed on the first auxiliary switch and the second auxiliary switch. Each contact piece is provided with a first free end and a second free end. A first push-table end face and a second push-table end face are arranged in the sliding seat. The first free end can abut against the first push-table end face or the second push-table end face, and whether the first free end is contacted with the first push-table end face or the second push-table end face, the first contact piece can open or close the first auxiliary switch in the same time sequence. The sliding block is disposed in the sliding seat, a first end face and a second end face are arranged in the sliding block, the second free end can abut against the second end face or the first end face, and whether the second free end is contacted with the first end face or the second end face, the second contact piece can open or close the second auxiliary switch in the same time sequence. The first push-table end face, the second push-table end face, the first end face and the second end face are arranged alternately. By means of the auxiliary switch mechanism and the switching device, incorrect operation cannot occur.

Description

Auxiliary switch mechanism and switching device shifter thereof
Technical field
The present invention relates to a kind of auxiliary switch mechanism, especially use the auxiliary switch mechanism in switching device shifter.
Background technology
Switching device shifter is generally used for the closed and disconnected of control circuit, and it generally includes at least one connecting electrode and uses and the controlling organization of controlling this electrode closed and disconnected.The switch of the auxiliary circuits such as switching device shifter usually also with some other miscellaneous function, for example, often leaves/normally closed, shutoff/test in advance, alarm and position indication.
Chinese patent 200580002714.5 discloses a kind of auxiliary contact configuration for switching device shifter, by auxiliary switch control device is set, realizes the control to auxiliary switch.Wherein, the sensitive switch of auxiliary switch directly contacts with its control device, in the time that control device is moved, easily sensitive switch is produced and is impacted, and reduces its useful life.In switching device shifter, be typically provided with a more than auxiliary switch mechanism, in order to distinguish these auxiliary switch mechanisms, they have different geometric properties conventionally, and after the switching device shifter assembling that makes to comprise these auxiliary switch mechanisms, volume is very large.In the time there is the close auxiliary switch mechanism of two shapes, setter needs the accurately installation site of the each auxiliary switch mechanism of memory in switching device shifter, if setup error, the function corresponding with corresponding auxiliary switch mechanism cannot realize, or controlled device misoperation and causing danger.
Summary of the invention
The object of this invention is to provide a kind of auxiliary switch mechanism, the auxiliary switch that makes to be fit in sliding part can have identical physical dimension, and regardless of its installation site, can not be misused and can realize its function.
Another object of the present invention is to provide a kind of auxiliary switch mechanism, makes the rotation of auxiliary switch contact chip mild, reduces the impact to sensitive switch.
A further object of the present invention is to provide a kind of auxiliary switch mechanism, makes between slide block and driving wheel as contacting, thereby makes slide block movement steady.
Another object of the present invention is to provide a kind of switching device shifter that uses auxiliary switch mechanism, and the auxiliary switch that makes to be fit in slide can have identical physical dimension, and regardless of its installation site, can not be misused and can realize its function.
The invention provides a kind of auxiliary switch mechanism, it comprises the first auxiliary switch, the second auxiliary switch, slide and slide block.The first auxiliary switch is provided with the first contact chip, and the first auxiliary switch is provided with the second contact chip, and first, second contact chip has respectively first, second free end.Slide can slide along glide direction, in slide, being provided with first pushes away you face and second and pushes away you face, the first free end can be resisted against first and push away you face or second and push away on you face, no matter the first free end and first pushes away you face or second pushes away platform end contact, and the sequential that the first contact chip can be identical realizes opening or turn-offing the first auxiliary switch.Slide block is arranged in described slide, can slide along glide direction, and can in glide direction, slide with respect to slide, in slide block, be provided with the first end face and the second end face, the second free end can be resisted against on the second end face or the first end face, no matter the second free end and the first end face or the second end contact, the sequential that the second contact chip can be identical realizes opening or turn-offing the second auxiliary switch.First pushes away you face and second pushes away the setting alternate with the second end face the first end face of you face.
In another schematic execution mode of auxiliary switch mechanism, first pushes away you face and second pushes away you face in same plane, and the normal direction of this plane is mutually vertical in the projection of slide bottom surface with glide direction in the projection of slide bottom surface.The first end face and the second end face are in same plane, and the normal direction of this plane is mutually vertical in the projection of piece bottom surface with glide direction in the projection of slide block bottom surface.
In the schematic execution mode of another kind of auxiliary switch mechanism, the first free end and the second free end are cambered surface, and they can tangentially be resisted against respectively first and push away you face or second and push away on you face and the second end face or the first end face.
In another schematic execution mode of auxiliary switch mechanism, auxiliary switch mechanism is also provided with first, second stiff end.The first free-ended width of the first contact chip is less than the width of described the first stiff end, the second free-ended width of the second contact chip is less than the width of the second stiff end, and the first contact chip and the second contact chip symmetry are arranged on the first auxiliary switch and the second auxiliary switch, to avoid producing movement interference.In addition, the first contact chip and the second contact chip can be made up of elastomeric material.
The present invention also provides a kind of switching device shifter, it comprises a driving shaft that is provided with closed boss and test boss, a driving wheel being connected with driving shaft, and auxiliary switch mechanism of the present invention, wherein driving shaft can drive slide to slide, and driving wheel can drive slide block to slide.
In another schematic execution mode of switching device shifter, slide block is also provided with the contact head that can contact with driving wheel.
Auxiliary switch mechanism of the present invention, by slide and slide block are set, the first auxiliary switch and the second auxiliary switch are fit into after slide, the installation site in slide regardless of the first auxiliary switch or the second auxiliary switch, the contact chip of the first auxiliary switch all the time with slide in arrange push away platform end contact, and the contact chip of the second auxiliary switch all the time with the end contact of slide block, thereby effectively avoided the first auxiliary switch and the second auxiliary switch need to distinguish the problem of installation site in slide.
Use auxiliary switch mechanism and switching device shifter thereof, avoided distinguishing the installation site of different auxiliary switches in slide, be very easy to use.
Use auxiliary switch mechanism and switching device shifter thereof, do not need to distinguish different auxiliary switches by the difference of overall dimension, thereby effectively reduced to use the switching device shifter volume of auxiliary switch mechanism.
Use auxiliary switch mechanism and switching device shifter thereof, by slide block contact head and the contact chip that is provided with warp architecture prepared by elastomeric material, slide and slide block are slided steadily in glide direction, and push away you face and end face and can promote stably contact chip rotation, reduce the impact to sensitive switch on auxiliary switch, extended the useful life of auxiliary switch.
Accompanying drawing explanation
The following drawings only schematically illustrates and explains the present invention, not delimit the scope of the invention.
Fig. 1 is the structural representation of a kind of exemplary embodiment of auxiliary switch mechanism.
Fig. 2 is the perspective view that in Fig. 1, slide block packs slide after slide into.
Fig. 3 is the schematic diagram that uses a kind of exemplary embodiment of switching device shifter of auxiliary switch mechanism.
Fig. 4 is the schematic diagram of a kind of exemplary embodiment of auxiliary switch.
Fig. 5 A be switching device shifter in the time of on-state, the schematic diagram of driving wheel, slide block and the first auxiliary switch position relationship.
Fig. 5 B be switching device shifter in the time of on-state, the schematic diagram of driving shaft and slide and the second auxiliary switch position relationship.
Fig. 6 A be switching device shifter in the time just leaving on-state, the schematic diagram of driving wheel, slide block and the first auxiliary switch position relationship.
Fig. 6 B be switching device shifter in the time just leaving on-state, the schematic diagram of driving shaft, slide and the second auxiliary switch position relationship.
Fig. 7 A be switching device shifter in the time of off-state, the schematic diagram of driving wheel, slide block and the first auxiliary switch position relationship.
Fig. 7 B be switching device shifter in the time of off-state, the schematic diagram of driving shaft, slide and the second auxiliary switch position relationship.
Fig. 8 A be switching device shifter in the time of test mode, the schematic diagram of driving wheel, slide block and the first auxiliary switch position relationship.
Fig. 8 B be switching device shifter in the time of test mode, the schematic diagram of driving shaft, slide and the second auxiliary switch position relationship.
Label declaration
10a first auxiliary switch 10b the second auxiliary switch
14a first contact chip 14b the second contact chip
142a first stiff end 142b the second stiff end
144a first free end 144b the second free end
15a first sensitive switch 15b the second sensitive switch
20 slides
23 slots
22 contact jaws
24a first pushes away you face 24b second and pushes away you face
30 slide blocks
32 contact heads
34a first end face 34b the second end face
40 driving shafts
42 closed boss
44 test boss
50 driving wheels
Embodiment
For technical characterictic, object and the effect of invention are had more clearly and are understood, now contrast accompanying drawing explanation the specific embodiment of the present invention, in each figure, identical label represents structure or the identical part of function." first " herein or " second " do not illustrate their erection sequence or significance level etc., only for representing relativeness between the two.
Fig. 1 is the structural representation of a kind of exemplary embodiment of auxiliary switch mechanism.As shown in the figure, auxiliary switch mechanism comprises: the first auxiliary switch 10a, the second auxiliary switch 10b, slide 20 and slide block 30.
As shown in Figure 1, the first auxiliary switch 10a is provided with the first contact chip 14a, and the first contact chip (not identifying in figure) has the first free end 144a.The second auxiliary switch 10b is provided with the second contact chip 14b, and the second contact chip 14b has the second free end 144b, and the structure of the second contact chip is similar to the first contact chip 14a with shape.Slide block 30 can be arranged in slide 20, and slide 20 and slide block 30 can slide in illustrated glide direction, and slide block 30 can slide with respect to slide 20.
As shown in Figure 1, in slide 20, be provided with first and push away you face 24a and second and push away you face 24b, in slide block 30, be provided with the first end face 34a and the second end face 34b.When the first auxiliary switch 10a and the second auxiliary switch 10b pack into after the slide 20 with slide block 30, the first free end 144a pushes away you face 24a with first of slide 20 and contacts, and the second free end 144b contacts with the second end face 34b of slide block 30.
Fig. 2 is that in Fig. 1, slide block 30 packs the perspective view after slide 20 into, and as shown in the figure, the first end face 34a of slide block 30 and the second end face 34b embed in slide 20 from two slots 23 of slide 20 bottom surfaces.The first end face 34a of slide block 30 and the second end face 34b, and first the pushing away you face 24a and second and push away the alternate setting of you face 24 b of slide 20, they push away by first that you face 24a, the first end face 34a, second push away you face 24b and the second end face 34b order is arranged in order.First of slide 20 pushes away you face 24a and second and pushes away you face 24b in same plane, and the normal direction of this plane is parallel to each other in the projection of slide 20 bottom surfaces in the projection of slide 20 bottom surfaces and glide direction as shown in the figure, make no matter the first free end and first pushes away you face or second pushes away platform end contact, the sequential that the first contact chip can be identical realizes opening or turn-offing the first auxiliary switch; Correspondingly, the first end face 34a of slide block 30 and the second end face 34b are in same plane, and being sent in the projection of slide block 30 bottom surfaces and glide direction as shown in the figure of this plane is parallel to each other in the projection of slide block 30 bottom surfaces, no matter make the second free end and the first end face or the second end contact, the sequential that the second contact chip can be identical realizes opening or turn-offing the second auxiliary switch.
Although what show in Fig. 1 is that the first free end 144a and first pushes away you face 24a and contacts, the second free end 144b contacts with the second end face 34b, but it will be appreciated by those skilled in the art that, in auxiliary switch mechanism, can exchange the first auxiliary switch 10a and the second installation site of auxiliary switch 10b in slide 20, make the first free end 144a and second push away you face 24b and contact, and the second free end 144b contacts with the first end face 34a.
Slide slide 20 and slide block slide block 30 can be along sliding in glide direction as shown in Figure 1, thereby drive first and second to push away you face 24a and 24b and the first and second end face 34a and 34b and slide thereupon, and drive the first and second free end 144a and 144b to push away on you face 24a or 24b and the first or second end face 34a or 34b and move first or second, thereby drive the first and second auxiliary switch 10a and 10b.Due to first and second push away you face 24a or 24b and the first and second end face 34a or 34b along in glide direction in same plane, the free end 144a of the first auxiliary switch 10a after transposition only contacts with the first or second end face 34a or the 34b of slide block 30 simultaneously, and the free end 144b of the second auxiliary switch 10b only pushes away you face 24a with first or second of slide 20 or 24b contacts, even if the motion process of the first and second auxiliary switch 10a of transposition and 10b is identical, can not cause misoperation.
Although described above is the situation that two auxiliary switches are set, but those skilled in the art it is also understood that, can increase as required the quantity of difference in functionality auxiliary switch, correspondingly increase the quantity of slide block in slide, make the free end for difference in functionality auxiliary switch, have the drive surface corresponding with it or end face, and for the drive surface of a certain concrete function auxiliary switch or Driving plane along being in same plane in glide direction.
In the execution mode shown in Fig. 1, in slide 20, what can contact with the first free end 144a first pushes away you face 24a and second to push away you face 24b is inclined-plane; In slide block 30, the first end face 34a and the second end face 34b that can contact with the second free end 144b are inclined-plane; The first free end 144a and the second free end 144b of the first auxiliary switch 10a and the second auxiliary switch 10b are cambered surface, they can tangentially be resisted against respectively first and push away that you face 24a or second pushes away you face 24b and the second end face 34b or the first end face 34a is upper, make contact milder.Certainly it will be understood by those skilled in the art that they also can adopt other contact shapes.
Fig. 3 is the structural representation that uses a kind of exemplary embodiment of switching device shifter of auxiliary switch mechanism.Switching device shifter comprises auxiliary switch mechanism as shown in Figure 1, and a driving shaft 40 with closed boss 42 and test boss 44 (referring to Fig. 5 A), with a driving wheel 50 that can be connected with driving shaft 40.In the exemplary embodiment shown in Fig. 3, driving shaft 40 is axial vertical with driving wheel 50, in the time that driving shaft 40 rotates according to action need, can drive closed boss 42 and test boss 44 on driving shaft 40 to rotate thereupon, the contact jaw 22 of slide 20 can contact with test boss 44 with the closed boss 42 on driving shaft 40 sides, make the driving shaft 40 can be via contact jaw 22, drive slide 20 to slide along glide directions as shown in the figure.
Meanwhile, the rotation of driving shaft 40 drives driving wheel 50 to rotate, then is with movable slider 30 to slide along illustrated glide direction via contact head 32.Contact head 32 can contact with 50 of driving wheels, makes the slip of slide block 30 more steady, reduces the impact to being arranged on the sensitive switch 15a (referring to Fig. 5 A) on the first auxiliary switch 10a.
Fig. 4 has shown a kind of exemplary embodiment of the second auxiliary switch 10b, auxiliary switch mechanism is also provided with the second stiff end 142b, the second auxiliary switch 10b is provided with the second contact chip 14b, the second stiff end 142b is pivotally secured on the second auxiliary switch 10b, the width of the second free end 144b of the second contact chip 14b is less than the width of stiff end, can avoid like this second free end 144b to contact with the second end face 34b or the first end face 34a when contact, push away contacting of you face 24a or 24b with adjacent, in order to avoid generation movement interference, and cause the misoperation of switch, if also avoided the first contact chip narrow simultaneously, affect the reliability of sensitive switch 15b (referring to Fig. 5 B) contact.
In addition, in order to reduce the impact of contact chip to sensitive switch on auxiliary switch, auxiliary switch mechanism has used the contact chip of being prepared by elastomeric material.
The shape symmetry that it will be understood by those skilled in the art that the first contact chip 14a and the second contact chip 14b of the first auxiliary switch 10a, does not repeat them here.
It will be understood by those skilled in the art that the function that two boss arranging on driving shaft will realize with whole auxiliary switch mechanism is relevant, can, according to the needs that use function, increase the quantity of boss.
Those skilled in the art it is also understood that, in the exemplary embodiment shown in Fig. 3, pushing away you face 24a and 24b is arranged in slide 20, along one end away from contact jaw 22 in the glide direction shown in Fig. 3, and slide block 30 is fit into after slide 20, the end face 34a of slide block 30 and 34b are arranged on equally along one end away from contact jaw 22 in the glide direction shown in Fig. 3, but in using, push away you face 24a and the 24b of slide 20 can be arranged in slide 20 along one end near contact jaw 22 in the glide direction shown in Fig. 3, slide block 30 is fit into after slide 20, the end face 34a of slide block 30 and 34b are also correspondingly arranged in slide 20 along one end near contact jaw 22 in the glide direction shown in Fig. 3.When corresponding auxiliary switch is fit into slide 20, along overturning in the glide direction shown in Fig. 3, the free end 144a of auxiliary switch is still contacted respectively with the end face 34a or the 34b that push away you face 24a or 24b and slide block 30 of slide 20 with 144b.
In a kind of exemplary embodiment of switching mechanism, the function of the second auxiliary switch 10b is to realize often opening and often closing the switching between function, and the function of the first auxiliary switch 10a is to realize disconnecting in advance changing between test function and cutting.Below in conjunction with Fig. 5 A, 5B, 6A, 6B, 7A, 7B, 8A and 8B, illustrate respectively connecting, just left under connection, disconnection and test mode the position relationship of each several part in switching device shifter.
Fig. 5 A has shown that switching device shifter is when on-state (ON position), the position of driving shaft 40, driving wheel 50, slide 20 and the first auxiliary switch 10a.As shown in Figure 5A, the closed boss 42 of driving shaft 40 side surfaces contacts with the contact jaw 22 of slide 20, sensitive switch 15a is being pressed on the first contact chip 14a top of the first auxiliary switch 10a, and the first free end of contact chip 14a (not indicating in figure) first pushes away you face 24a and contacts with slide 20.
Fig. 5 B has shown that switching device shifter is in the time of on-state, the position of driving shaft 40, driving wheel 50, slide block 30 and the second auxiliary switch 10b.As shown in Figure 5 B, the contact head 32 of the second auxiliary switch 10b contacts with driving wheel 50, and sensitive switch 15b is being pressed on the second contact chip 14b top, and the second free end (not indicating in figure) contacts with the end face 34b of slide block 30.
In the time that driving shaft 40 is pressed the rotation of the direction of arrow shown in Fig. 5 A, closed boss starts to depart from and the contacting of contact jaw 22, and switching device shifter leaves on-state in just.Fig. 6 A has shown that switching device shifter is in the time just leaving connection dress state, the position of driving shaft 40, driving wheel 50, slide 20 and the first auxiliary switch 10a.
As shown in Figure 6A, slide 20 slides towards driving shaft 40 along glide direction as shown in Figure 6A, 22 of the contact jaws of slide 20 contact with driving shaft 40 side surfaces, the first free end 144a of the first auxiliary switch 10a starts to push away you face 24a towards the direction of leaving the first auxiliary switch 10a slide (in figure in dotted line presentation graphs 5A the position of the first contact chip 14a) along first, thereby make the first contact chip 14a discharge the top pressure to sensitive switch 15a, thereby realized the function disconnecting in advance of the first auxiliary switch 10a.
Fig. 6 B has shown that switching device shifter is in the time just leaving on-state, the position of driving shaft 40, driving wheel 50, slide block 30 and the second auxiliary switch 10b, now, because driving wheel does not rotate, therefore the second auxiliary switch 10b still remains on the position identical with on-state as shown in Figure 5 B.
In the time that driving shaft 40 is pressed the direction of arrow continuation rotation shown in Fig. 6 A, switching device shifter enters off-state.Fig. 7 A has shown that switching device shifter is in the time of off-state, the position of driving shaft 40, driving wheel 50, slide 20 and the first auxiliary switch 10a.Now the contact jaw 22 of slide 20 only remains and contacts with driving shaft 40 side surfaces.
Fig. 7 B has shown that switching device shifter is in the time of off-state, the position of driving shaft 40, driving wheel 50, slide block 30 and the second auxiliary switch 10b.Turn to from position shown in Fig. 6 B at driving shaft 40 shown in Fig. 7 B the process of position, driving shaft 40 will drive driving wheel 50 to rotate along the direction shown in arrow in figure, now slide block 30 slides towards driving wheel 50 along illustrated glide direction, the second free end 144b slides in (in figure in dotted line presentation graphs 6B the position of contact chip 14b) towards the direction of leaving the second auxiliary switch 10b along the second end face 34b of slide block 30, thereby the second contact chip 14b is discharged, the top of sensitive switch 15b is pressed.Now the second auxiliary switch 10b is in open position.
If driving shaft 40 arrives after off-state, continue to rotate along the direction shown in arrow in Fig. 8 A, switching device shifter can enter the test mode shown in Fig. 8 A and Fig. 8 B.
Fig. 8 A has shown that switching device shifter is in the time of test mode, the position of driving shaft 40, driving wheel 50, slide 20 and the first auxiliary switch 10a.Driving shaft 40 is pressed the direction of arrow rotation shown in figure, making to test boss 44 contacts with the contact jaw 22 of slide 20, slide 20 leaves driving shaft 40 along glide direction as shown in Figure 6 a and slides, the first free end 144a pushes away you face 24a along first and slides towards the direction of the first auxiliary switch 10a, the position of the first contact chip 14a in dotted line presentation graphs 7A in figure, makes the first contact chip 14a top press sensitive switch 15a.
Fig. 8 A has shown that switching device shifter is in the time of test mode, the position of driving shaft 40, driving wheel 50, slide block 30 and the second auxiliary switch 10b.Now identical in the mutual alignment relation between slide block 30 and the second auxiliary switch 10b and Fig. 7 B.
Those skilled in the art it is also understood that, when exchanging behind the position of the first and second auxiliary switches, position relationship between slide and the second auxiliary switch, slide block and the first auxiliary switch, driving shaft and slide, driving wheel and slide block changes with said process approximate, does not repeat them here.
It will be appreciated by those skilled in the art that, if opposite direction shown in the figure such as the direction of rotation of driving shaft 40 and Fig. 5 A, between slide and the first auxiliary switch, slide block and the second auxiliary switch, driving shaft and slide, driving wheel and slide block, the variation of position relationship and said process are approximate, do not repeat them here.
Use auxiliary switch mechanism of the present invention and switching device shifter thereof, can exchange the position between auxiliary switch and not affect the function of each auxiliary switch, and can not affect on the whole the function of whole auxiliary switch mechanism.Owing to having avoided distinguishing the installation site of different auxiliary switches in sliding part, thereby be very easy to the use of auxiliary switch mechanism.
Use auxiliary switch mechanism and switching device shifter thereof, do not need to distinguish different auxiliary switches by the difference of overall dimension, thereby effectively reduced to use the switching device shifter volume of auxiliary switch.
Use auxiliary switch mechanism and switching device shifter thereof, slide and slide block are slided steadily in glide direction, and contact chip stability of rotation, reduce the impact to sensitive switch on auxiliary switch, extend the useful life of auxiliary switch.
In this article, " schematically " expression " is served as example, example or explanation ", any diagram, the execution mode that are described in this article " schematically " should be interpreted as a kind of preferred or have more the technical scheme of advantage.
Be to be understood that, although this specification is described according to each embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should make specification as a whole, technical scheme in each embodiment also can, through appropriately combined, form other execution modes that it will be appreciated by those skilled in the art that.
Listed a series of detailed description is above only illustrating for feasibility embodiment of the present invention; they are not in order to limit the scope of the invention, all do not depart from the equivalent embodiment that skill spirit of the present invention does or change and all should be included in protection scope of the present invention within.

Claims (8)

1. auxiliary switch mechanism, it comprises:
The first auxiliary switch, described the first auxiliary switch is provided with the first contact chip, and described the first contact chip has the first free end;
The second auxiliary switch, described the second auxiliary switch is provided with the second contact chip, and described the second contact chip has the second free end;
It is characterized in that, described auxiliary switch mechanism also comprises:
A slide that can slide along glide direction, in described slide, being provided with first pushes away you face and second and pushes away you face, described the first free end can be resisted against described first and push away you face or described second and push away on you face, no matter described the first free end and described first pushes away you face or described second pushes away platform end contact, and described the first contact chip can be realized opening or turn-offing described the first auxiliary switch according to identical sequential;
A slide block that can slide along described glide direction, described slide block is arranged in described slide, and can in described glide direction, slide with respect to described slide, in described slide block, be provided with the first end face and the second end face, described the second free end can be resisted against on described the second end face or described the first end face, no matter described the second free end and described the first end face or described the second end contact, described the second contact chip can be realized opening or turn-offing described the second auxiliary switch according to identical sequential; And
Described first pushes away you face and described second pushes away you face and described the first end face and the alternate setting of described the second end face.
2. auxiliary switch mechanism as claimed in claim 1, wherein said first pushes away you face and described second pushes away you face in same plane, and the normal direction of this plane is mutually vertical in the projection of described slide bottom surface with described glide direction in the projection of described slide bottom surface.
3. auxiliary switch mechanism as claimed in claim 1, wherein said the first end face and described the second end face are in same plane, and the normal direction of this plane is mutually vertical in the projection of described slide block bottom surface with described glide direction in the projection of described slide block bottom surface.
4. auxiliary switch mechanism as claimed in claim 1, wherein said the first free end and described the second free end are cambered surface, described the first free end is tangentially resisted against described first and pushes away on you face, and described the second free end is tangentially resisted against on described the second end face, or, described the first free end is tangentially resisted against described second and pushes away on you face, and described the second free end is tangentially resisted against on described the first end face.
5. auxiliary switch mechanism as claimed in claim 1, wherein, described auxiliary switch mechanism is also provided with the first stiff end and the second stiff end, the described first free-ended width of described the first contact chip is less than the width of described the first stiff end, the described second free-ended width of described the second contact chip is less than the width of described the second stiff end, and described the first contact chip and described the second contact chip are arranged on described the first auxiliary switch and the second auxiliary switch symmetrically, to avoid producing movement interference.
6. auxiliary switch mechanism as claimed in claim 1, wherein said the first contact chip and the second contact chip are made up of elastomeric material.
7. a switching device shifter, it comprises:
A driving shaft, described driving shaft is provided with closed boss and test boss;
A driving wheel being connected with described driving shaft,
Its feature also comprises the auxiliary switch mechanism as described in one of claim 1 to 6 in described switching device shifter, and slide slides described in described drive shaft, and slide block slides described in described drive wheel.
8. switching device shifter as claimed in claim 7, wherein said slide block is also provided with contact head, and described contact head contacts with described driving wheel.
CN201010270960.1A 2010-08-31 2010-08-31 Auxiliary switch mechanism and switching device Expired - Fee Related CN102386003B (en)

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