CN208819795U - A kind of auxiliary switch linkage structure of vacuum switch - Google Patents
A kind of auxiliary switch linkage structure of vacuum switch Download PDFInfo
- Publication number
- CN208819795U CN208819795U CN201821728964.8U CN201821728964U CN208819795U CN 208819795 U CN208819795 U CN 208819795U CN 201821728964 U CN201821728964 U CN 201821728964U CN 208819795 U CN208819795 U CN 208819795U
- Authority
- CN
- China
- Prior art keywords
- auxiliary switch
- crank arm
- pressing plate
- transmission crank
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Switches With Compound Operations (AREA)
Abstract
The utility model provides a kind of auxiliary switch linkage structure of vacuum switch, including transmission crank arm, pressing plate and auxiliary switch, the first end of the pressing plate is articulated in vacuum switch rack, its medium position contacts on auxiliary switch, the transmission crank arm is fixed on driving vacuum switch point/combined floodgate operation axis, it is swung with the rotation with operation axis, the transmission crank arm presses the auxiliary switch by pressing the second end of the pressing plate, it is equivalent to wraping plate principle, auxiliary switch is located at the medium position of pressing plate, varied journey system is smaller, even if transmission crank arm has the rebound of certain angle after pressing, also can be good at that auxiliary switch is avoided to disconnect, auxiliary switch is set to remain a single state, so that the signal stabilization of output.Meanwhile the active force of transmission crank arm does not directly act on auxiliary switch, and auxiliary switch can be effectively protected.
Description
Technical field
The utility model relates to technical field of electric power, more particularly to a kind of auxiliary switch linkage structure of vacuum switch.
Background technique
The auxiliary switch of vacuum switch is a kind of signal device for reflecting high-voltage switch gear opening and closing state, and principle is
/ feed motion is carried out point in the operation axis driving vacuum switch of operating mechanism, is opened while operation axis rotates with dynamic auxiliary
Corresponding movement is made in pass, and vacuum switch is shown by the on off operating mode of auxiliary switch divides/"on" position.
Shown in reference picture 1, Fig. 2, the linkage structure of existing auxiliary switch includes: transmission crank arm 10 ', pressing plate 20 ' and auxiliary
Switch 30 ' is helped, transmission crank arm 10 ' and pressing plate 20 ' are welded to together, and the device moves at the same time when main operation axis acts, by
It is very fast in the speed of operation axis rotation, and have rebound, cause the device too big to the impact force of auxiliary switch 30 ', it is auxiliary
Switch 30 ' is helped to be easily damaged, additionally, due to there is rebound, it is possible to cause the conversion of 30 ' state of auxiliary switch to have interrupted process, give
External signal causes confusion, and showing is exactly bright bright, the misregister of going out again again of status indicator lamp, is easy to make to operator
At erroneous judgement.
Utility model content
For this purpose, the utility model provides a kind of auxiliary switch linkage structure of vacuum switch, it effectively prevent because of transmission crank arm
Rebound the problem for causing auxiliary switch discontinuously to cause signal confusion.
To achieve the above object, the auxiliary switch linkage structure of a kind of vacuum switch provided by the utility model, including pass
Dynamic connecting lever, pressing plate and auxiliary switch, the first end of the pressing plate are articulated in vacuum switch rack, and medium position contacts at auxiliary
It helps on switch, the transmission crank arm is fixed on driving vacuum switch point/combined floodgate operation axis, with operation axis
Rotation and swings, when the operation axis is rotated to vacuum switch separating brake or closing position, the transmission crank arm pressing pressure
The second end of plate passes through auxiliary switch described in platen presses.
Further, it defines the transmission crank arm and presses the end face of the pressing plate as effect end face, the effect end face is in
Arc-shaped structure.
Further, the center of circle of the effect end face of the arc-shaped structure is the axle center of operation axis.
Further, it is arranged between effect end face and the side wall of transmission crank arm in rounded corner.
Further, the medium position of the pressing plate has extended laterally an extension, and is contacted at by the extension auxiliary
It helps on switch.
Further, the transmission crank arm is equipped with hexagonal pilot hole, and the operation axis is equipped with and transmission crank arm
The hexagonal limiting section that hexagonal pilot hole matches is limited between the transmission crank arm and operation axis by hexagonal pilot hole and hexagonal
The secure fit in position portion achieves a fixed connection.
Further, the first end of the pressing plate is equipped with wing plate, pivoted hole is offered on the wing plate, and pass through the pivot joint
Hole is articulated in vacuum switch rack.
By technical solution provided by the utility model, have the following beneficial effects:
Transmission crank arm and pressing plate are separating mechanism, and the first end of pressing plate is articulated in vacuum switch rack, medium position
It contacts on auxiliary switch, transmission crank arm is swung with the rotation of operation axis, and the transmission crank arm is by pressing the pressing plate
Second end press the auxiliary switch, be equivalent to wraping plate principle, auxiliary switch is located at the medium position of pressing plate, varied journey system
It is smaller, it even if transmission crank arm has the rebound of certain angle after pressing, also can be good at that auxiliary switch is avoided to disconnect, make auxiliary
Switch is helped to remain a single state, so that the signal stabilization of output.Meanwhile the active force of transmission crank arm do not directly act on it is auxiliary
It helps on switch, auxiliary switch can be effectively protected.
Detailed description of the invention
Fig. 1 show the structural schematic diagram of the auxiliary switch linkage structure of vacuum switch in background technique；
Fig. 2 show the action schematic diagram of the auxiliary switch linkage structure of vacuum switch in background technique；
Fig. 3 show the action schematic diagram one of the auxiliary switch linkage structure of vacuum switch in embodiment；
Fig. 4 show the action schematic diagram two of the auxiliary switch linkage structure of vacuum switch in embodiment；
Fig. 5 show the action schematic diagram three of the auxiliary switch linkage structure of vacuum switch in embodiment；
Fig. 6 show the structural schematic diagram of the transmission crank arm of the auxiliary switch linkage structure of vacuum switch in embodiment；
Fig. 7 show the structural schematic diagram of the pressing plate of the auxiliary switch linkage structure of vacuum switch in embodiment.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses
A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new
The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
Referring to shown in Fig. 3 to Fig. 7, a kind of auxiliary switch linkage structure of vacuum switch provided in this embodiment, including pass
Dynamic connecting lever 10, pressing plate 20 and auxiliary switch 30, the first end of the pressing plate 20 are articulated on vacuum switch rack (not shown),
Medium position contacts on auxiliary switch 30, and the transmission crank arm 10 is fixed at the operation of driving vacuum switch point/combined floodgate
On main shaft 40, swung with the rotation with operation axis 40, when the operation axis 40 rotation to vacuum switch closing position (
In other embodiments, when being also possible to open position), the transmission crank arm 10 presses the second end of the pressing plate 20, passes through pressure
Plate 20 presses the auxiliary switch 30, triggers auxiliary switch 30 and exports corresponding signal.
Specifically, defining the transmission crank arm 10 in the present embodiment and pressing the end face 101 of the pressing plate 20 as effect end face
101, it is arranged between effect end face 101 and the side wall of transmission crank arm 10 in rounded corner, i.e. setting arc angling 102, realizes
The smooth transitional engagement of transmission crank arm 10 and pressing plate 20 will not mutually be worn.The effect end face 101 is a circular-arc structure, and
The center of circle of the effect end face 101 of arc-shaped structure is the axle center of operation axis 40.So set, when operation axis 40 quickly rotates
The effect end face 101 of the transmission crank arm 10 is isometric exercise with respect to operation axis 40, is changed almost to the impact force of pressing plate 20
It can ignore, 30 damaged condition of auxiliary switch is preferably minimized.Of course, in other embodiments, the effect end face 101 with
It also may not need between the side wall of transmission crank arm 10 and be arranged in rounded corner, the effect end face 101 of transmission crank arm 10 is also possible to put down
Face structure, or effect end face 101 arc-shaped structure without using the axle center of operation axis 40 as the center of circle, or effect
End face 101 is curved-surface structure etc..
Fig. 3 show vacuum switch separating brake, and transmission crank arm 10 does not press pressing plate；Fig. 4 show operation axis 40 and starts to close
Lock movement, transmission crank arm 10 press pressing plate 20, press the auxiliary switch 30 by pressing plate 20, auxiliary switch 30 is forced into；Fig. 5
It show operation axis 40 and continues feed motion, transmission crank arm 10 presses pressing plate 20, and pressing plate 20 and auxiliary switch 30 keep stablizing
State.
Further, the medium position of the pressing plate 20 has extended laterally an extension 201, and passes through the extension 201
It contacts on auxiliary switch 30, preferably to correspond to the position of auxiliary switch 30.
Further, the transmission crank arm 10 is equipped with hexagonal pilot hole 11, and the operation axis 40 is equipped with and transmission
The hexagonal limiting section (not shown) that the hexagonal pilot hole 11 of connecting lever 10 matches, between the transmission crank arm 10 and operation axis 40
It is achieved a fixed connection by hexagonal pilot hole 11 and the secure fit of hexagonal limiting section.Of course, in other embodiments, transmission
Fixed form between connecting lever 10 and operation axis 40 can also use the secure fit of five jiaos of pilot holes and five jiaos of limiting sections, or
The fit system etc. of other fixed structures of person.
Further, the first end of the pressing plate 20 is equipped with wing plate 21, offers pivoted hole 22 on the wing plate 21, and lead to
The pivoted hole 22 is crossed to be articulated in vacuum switch rack.
By technical solution provided by the utility model, transmission crank arm and pressing plate are separating mechanism, the first end of pressing plate 20
Be articulated in vacuum switch rack, medium position contacts on auxiliary switch 30, transmission crank arm 10 with operation axis 40 rotation
Then swing, the transmission crank arm 10 presses the auxiliary switch 30 by pressing the second end of the pressing plate 20, is equivalent to
Wraping plate principle, auxiliary switch 30 are located at the medium position of pressing plate 20, and varied journey system is smaller, even if transmission crank arm 10 has after pressing
There is the rebound of certain angle, also can be good at that auxiliary switch 30 is avoided to disconnect, auxiliary switch 30 is made to remain a single state,
So that the signal stabilization of output.Meanwhile the active force of transmission crank arm 10 does not directly act on auxiliary switch 30, it can be effective
Protect auxiliary switch 30.
Further, the effect end face 101 of the transmission crank arm 10 is a circular-arc structure, and the effect end of arc-shaped structure
The center of circle in face 101 is the axle center of operation axis 40.So set, operation axis 40 quickly rotate when the transmission crank arm 10 effect
End face 101 is isometric exercise with respect to operation axis 40, can almost be ignored to the impact force variation of pressing plate 20, to auxiliary switch
30 damaged conditions are preferably minimized.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (7)
1. a kind of auxiliary switch linkage structure of vacuum switch, including transmission crank arm, pressing plate and auxiliary switch, it is characterised in that:
The first end of the pressing plate is articulated in vacuum switch rack, and medium position contacts on auxiliary switch, the transmission crank arm
It is fixed on driving vacuum switch point/combined floodgate operation axis, is swung with the rotation with operation axis, the operation master
When axis is rotated to vacuum switch separating brake or closing position, the transmission crank arm presses the second end of the pressing plate, is pressed by pressing plate
Press the auxiliary switch.
2. the auxiliary switch linkage structure of vacuum switch according to claim 1, it is characterised in that: define the transmission and turn
Arm presses the end face of the pressing plate as effect end face, and the effect end face is a circular-arc structure.
3. the auxiliary switch linkage structure of vacuum switch according to claim 2, it is characterised in that: the work of arc-shaped structure
It is the axle center of operation axis with the center of circle of end face.
4. the auxiliary switch linkage structure of vacuum switch according to claim 2, it is characterised in that: the effect end face with
It is arranged between the side wall of transmission crank arm in rounded corner.
5. the auxiliary switch linkage structure of vacuum switch according to claim 1, it is characterised in that: the middle part of the pressing plate
Position has extended laterally an extension, and is contacted on auxiliary switch by the extension.
6. the auxiliary switch linkage structure of vacuum switch according to claim 1, it is characterised in that: in the transmission crank arm
Equipped with hexagonal pilot hole, the operation axis is equipped with the hexagonal limiting section matched with the hexagonal pilot hole of transmission crank arm, institute
It states and is achieved a fixed connection between transmission crank arm and operation axis by hexagonal pilot hole and the secure fit of hexagonal limiting section.
7. the auxiliary switch linkage structure of vacuum switch according to claim 1, it is characterised in that: the first of the pressing plate
End is equipped with wing plate, offers pivoted hole on the wing plate, and be articulated in vacuum switch rack by the pivoted hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821728964.8U CN208819795U (en) | 2018-10-24 | 2018-10-24 | A kind of auxiliary switch linkage structure of vacuum switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821728964.8U CN208819795U (en) | 2018-10-24 | 2018-10-24 | A kind of auxiliary switch linkage structure of vacuum switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208819795U true CN208819795U (en) | 2019-05-03 |
Family
ID=66280142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821728964.8U Active CN208819795U (en) | 2018-10-24 | 2018-10-24 | A kind of auxiliary switch linkage structure of vacuum switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208819795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993396A (en) * | 2019-09-30 | 2020-04-10 | 伊顿电力设备有限公司 | Auxiliary switch device for grounding switch and grounding switch comprising same |
-
2018
- 2018-10-24 CN CN201821728964.8U patent/CN208819795U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993396A (en) * | 2019-09-30 | 2020-04-10 | 伊顿电力设备有限公司 | Auxiliary switch device for grounding switch and grounding switch comprising same |
| CN110993396B (en) * | 2019-09-30 | 2022-06-14 | 伊顿电力设备有限公司 | Auxiliary switch device for grounding switch and grounding switch comprising same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208819795U (en) | A kind of auxiliary switch linkage structure of vacuum switch | |
| CN206145183U (en) | Electronic tee bend | |
| CA2361685A1 (en) | Improved container | |
| CN201119318Y (en) | Double-push button control gear of pruner brake | |
| CN207226298U (en) | Convey arrestment mechanism | |
| CN206774442U (en) | A kind of tri-station isolating switch and its travel switch | |
| CN206098217U (en) | Dual -power switch's shifter | |
| CN205723215U (en) | There is the supplementary module of conversion instruction | |
| CN213444008U (en) | Snack clip with sealing clip function | |
| CN107546076A (en) | A kind of automatic switching off/on device of miniature circuit breaker | |
| CN207925388U (en) | It is a kind of can low-angle adjust auxiliary switch linkage structure | |
| CN211059370U (en) | Double-layer dust remover ash discharge valve | |
| CN203644638U (en) | Transverse no-spacing auxiliary switch switching device | |
| CN207643131U (en) | A kind of manipulator | |
| CN205388955U (en) | Vacuum circuit breaker and multi -functional operating block thereof | |
| CN205194632U (en) | A ready signal device that closes a floodgate for conventional circuit -breaker operating device | |
| CN206486013U (en) | One kind beats broken upset tilting device | |
| CN206126202U (en) | Auxiliary material on bread production line adds device | |
| CN215451263U (en) | Low-voltage isolating switch with state detection function | |
| CN201153091Y (en) | Intelligent controller having contact apparatus for internal use | |
| CN208240554U (en) | A kind of operating mechanism of 10KV indoor isolator | |
| CN107895679A (en) | A kind of miniature circuit breaker | |
| CN103730284B (en) | Laterally not spacing auxiliary switch switching device shifter | |
| CN203653230U (en) | Down filling machine with cut-part seal opening, closing and clamping device | |
| CN206728017U (en) | A kind of local area communication signal enhancing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |