CN108511209A - A kind of unidirectional driving method and its structure for closing sub-electrode - Google Patents
A kind of unidirectional driving method and its structure for closing sub-electrode Download PDFInfo
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- CN108511209A CN108511209A CN201810260755.3A CN201810260755A CN108511209A CN 108511209 A CN108511209 A CN 108511209A CN 201810260755 A CN201810260755 A CN 201810260755A CN 108511209 A CN108511209 A CN 108511209A
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- electrode
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- moving electrode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
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Abstract
The invention discloses a kind of unidirectional driving methods and its structure for closing sub-electrode, it is arranged in the side of stationary electrode including moving electrode, the triggering hole of moving electrode can be passed through by being provided on stationary electrode, and moving electrode is in discrete state with stationary electrode, and moving electrode can be moved towards close to the direction of stationary electrode.When moving electrode passes through triggering hole, moving electrode is contacted with stationary electrode, and moving electrode continues on direction movement and reaches the other side of stationary electrode, and moving electrode is detached with stationary electrode to specific position, then the electrode completes the primary transfer that closes and makees；Wherein, the movement velocity of the cross-sectional length and moving electrode of moving electrode and stationary electrode contact controls the time t that the electrode structure keeps "on" position.The electrode structure, which can be realized quickly to close by the movement of moving electrode in the same direction, to be divided, and is kept for the time of "on" position can be adjusted by changing the movement velocity of moving electrode or the size of electrode.
Description
Technical field
The invention belongs to power switch technical fields；It is related to a kind of unidirectional driving method for closing sub-electrode, further relates to one kind
It is unidirectional to close sub-electrode structure.
Background technology
In recent years, with the rapid development of China's electric utility and the enhancing of environmental consciousness, the production of electric energy, transmission,
Consumption just towards clean, efficient, diversification direction strides forward.It is also further vigorous to the demand of novel electric power apparatus as a result,.
In particular, the demand of the power switch for one section of specific time of fast conducting (several ms), full-control type power semiconductor device
(such as MOSFET, IGBT, IGCT etc.) may be best selection.
But the switch of this type presently, there are capacity small, resistance to the shortcomings that forcing down, therefore, in the occasion of low pressure low capacity
That applies is relatively broad.Triggered vacuum gap can be good at overcoming disadvantage mentioned above, and conducting electric current is up to kiloamperes up to a hundred, work
Make voltage up to kilovolts up to a hundred.However, in the environment of vacuum, plasma (electric arc) is completely by the metallic vapour of electrode material
Ionization generates, and dielectric strength resume speed is very fast after arc, causes it in current over-zero, both ends are promptly restored to high state of insulation
And circuit is cut off, therefore, there is triggering and conducting and the unstability of afterflow in triggered vacuum gap when in use.Vacuum switch has
Good pressure resistance and through-current capability, performance are not weaker than triggered vacuum gap.Meanwhile when vacuum switch is in "on" position,
It being capable of reliable turning circuit.But under the working condition for needing fast conducting certain time, need vacuum switch very short
Time in complete conducting and quick disjunction two states switching, this is to the operating mechanism of switch and the performance of vacuum interrupter
It is required that high, as a consequence it is hardly possible to realize.
Invention content
The present invention provides a kind of unidirectional driving methods for closing sub-electrode, which can be by moving electrode same
Movement on direction, which is realized, quickly closes point, and keep "on" position time can by change moving electrode movement velocity or
The size of electrode is adjusted.
The technical scheme is that：A kind of unidirectional driving method for closing sub-electrode, including moving electrode are arranged in stationary electrode
Side, the triggering hole that can pass through moving electrode is provided on stationary electrode, and moving electrode is in discrete state, moving electrode with stationary electrode
It is moved towards close to the direction of stationary electrode；When moving electrode passes through triggering hole, moving electrode is contacted with stationary electrode；When moving electrode continues
The other side of stationary electrode is moved and reached along the direction, and moving electrode is detached with stationary electrode to certain position, then the electrode
Structure completes the primary transfer that closes and makees；Wherein, the movement velocity of the length and moving electrode of moving electrode and stationary electrode contacting section
Control the time t that the electrode structure keeps "on" position.
Wherein, after which completes primary conjunction transfer work, moving electrode can be moved along negative direction, and passed through and touched
Hair engaging aperture, at this time moving electrode contacted with stationary electrode, moving electrode continues to move to, and reaches the side of stationary electrode, and moving electrode and stationary electrode
Separation is to specific position, then the electrode structure completes the primary transfer that closes and makees.
Wherein, moving electrode passes through triggering hole, is that the electrode structure keeps "on" position with the time that stationary electrode is kept in contact
Time；It keeps the calculating process of time of "on" position to be：T=(LIt is dynamic+LIt is quiet)/VIt is dynamic；Wherein LIt is dynamicFor moving electrode and stationary electrode
The length of contacting section, LIt is quietFor the length of stationary electrode and moving electrode contacting section, VIt is dynamicFor the average movement velocity of moving electrode.
The present invention another technical solution be：A kind of unidirectional conjunction sub-electrode structure, including stationary electrode and moving electrode, stationary electrode
On be provided with can pass through moving electrode triggering hole, moving electrode pass through triggering Kong Shiyu stationary electrodes contact；Wherein moving electrode and guide rod
Connection, guide rod drive moving electrode to move in a straight line.
Further, the features of the present invention also characterized in that：
When wherein moving electrode passes through triggering hole, the outer wall of moving electrode is contacted with the inner wall in triggering hole；Alternatively, triggering hole or dynamic
It is provided with auxiliary metallic structure on electrode, moving electrode and stationary electrode mediate contact are made by auxiliary metallic structure.
Wherein auxiliary metallic structure is metal strip or elastic electric conductor.
Wherein moving electrode is cylindrical structure, and triggers hole and match with moving electrode.
Wherein guide rod is also connect with operating mechanism, and operating mechanism drives guide rod and moving electrode to move in a straight line.
Wherein the electrode structure can be arranged in vacuum environment, using oil or gas as in the environment of medium.
Compared with prior art, the beneficial effects of the invention are as follows：In the driving method, in one direction by moving electrode
On movement so that the electrode structure is switched to "on" position from initial gate-dividing state, i.e. moving electrode in triggering hole, then
To gate-dividing state, i.e., moving electrode, which slips away, triggers hole, and moves to reach specific position, then the electrode structure completes primary close and divides
Action.
Further, the electrode structure keep "on" position time can by change moving electrode movement velocity or
The length of moving electrode and stationary electrode contacting section is adjusted.
Beneficial effects of the present invention also reside in：The electrode structure drives moving electrode to pass through triggering hole by guide rod, realizes dynamic
Contact conducting of the electrode with stationary electrode, the time that moving electrode moves in triggering hole, as keeps the time of "on" position, moves electricity
Pole passes through triggering hole to be moved to the other side of stationary electrode, and moves to reach specific position, then the electrode structure completes once
Transfer is closed to make；The electrode structure, which can be realized quickly to close by the movement of moving electrode in the same direction, to be divided, and keeps closing a floodgate
The time of state can be adjusted by changing the movement velocity of moving electrode or the length of two electrode contacting sections.
Further, the outer wall of moving electrode is contacted with the inner wall in stationary electrode triggering hole, you can realizes moving electrode and electrostatic
The combined floodgate of pole.
Further, the outer edge of moving electrode and the inner wall in triggering hole are assisted by other when moving electrode passes through triggering hole
Metal structure mediate contact and be connected, you can realize moving electrode and stationary electrode combined floodgate.
Further, preferred moving electrode is cylindrical structure, and triggering hole matches with moving electrode accordingly,
In the motion process of moving electrode, the stress that each place of moving electrode is born is more uniform.
Further, above-mentioned electrode structure can work in vacuum environment, oil medium environment or gas medium environment.
Further, guide rod is driven to move in a straight line using operating mechanism.
Description of the drawings
Fig. 1 is the principle schematic for the driving method that sub-electrode is unidirectionally closed in the present invention.
Fig. 2 is the structural schematic diagram that sub-electrode structure is unidirectionally closed in the present invention；
In figure：1 is stationary electrode；2 be moving electrode；3 be triggering hole；4 be guide rod；5 be mechanism connecting pin.
Specific implementation mode
Technical scheme of the present invention is described further in the following with reference to the drawings and specific embodiments.
The present invention provides a kind of unidirectional driving methods for closing sub-electrode, and as shown in Fig. 1 (a), the setting of moving electrode 2 first exists
The side of stationary electrode 1, and moving electrode 2 and stationary electrode 1 are gate-dividing state, and moving electrode 2 is opposite with triggering hole 3, operating mechanism band
Dynamic guide rod 4 is moved in a straight line with moving electrode 2 towards close to the direction of stationary electrode 1；As shown in Fig. 1 (b), moving electrode 2 passes through triggering
Hole 3 and when just being contacted with stationary electrode 1, moving electrode 2 and stationary electrode 1 are changed into "on" position at this time, start to calculate and keep closing a floodgate
The time of state；As shown in Fig. 1 (c), moving electrode 2 moves in triggering hole 3, and moving electrode 2 remains and stationary electrode 1 at this time
The duration t that contact, wherein moving electrode 2 are moved in triggering hole 3 is the time that the electrode keeps "on" position；Such as Fig. 1 (d) institutes
Show, moving electrode 2 is moved to the other side of stationary electrode 1 under the drive of operating mechanism, across triggering hole 3, at this time stationary electrode 1 with it is dynamic
Electrode 2 is changed into gate-dividing state, and the electrode completes the primary transfer that closes and makees in one direction at this time.Hereafter, moving electrode 2 is being grasped
It under the drive of motivation structure, moves in the opposite direction, and again passes through triggering hole 3 and return to the state as shown in Fig. 1 (c), so
It is subsequent it is continuous move back into the state as shown in Fig. 1 (a), then the electrode completes the primary transfer that closes and makees in the opposite direction.
In the unidirectional driving method for closing sub-electrode, keep the time t of "on" position that can pass through the ruler of stationary electrode 1
Very little, moving electrode 2 size and the movement velocity of moving electrode 2 are calculated；Specific calculation formula is t=(LIt is dynamic+LIt is quiet)/VIt is dynamic；Its
Middle LIt is dynamicFor the length of moving electrode 2 and 1 contacting section of stationary electrode, LIt is quietFor the length of stationary electrode 1 and 2 contacting section of moving electrode, VIt is dynamicFor
The average movement velocity of moving electrode.
As shown in Fig. 2, when stationary electrode 1 and moving electrode 2 are the cylindrical structure of thickness equilibrium, LIt is quietFor stationary electrode 1
Thickness, LIt is dynamicFor the thickness of moving electrode 2.
The unidirectional conjunction sub-electrode structure based on above-mentioned driving method that the present invention also provides a kind of, as shown in Fig. 2, including dynamic
Electrode 2 and stationary electrode 1 are wherein provided with the triggering hole 3 that can pass through moving electrode 2, one end of moving electrode 2 and guide rod 4 on stationary electrode 1
It connects, the other end of guide rod 4 is mechanism connecting pin 5, and mechanism connecting pin 5 connects operating mechanism, and operating mechanism drives guide rod 4 and moves
Electrode 2 moves in a straight line；Moving electrode 2 can pass through triggering hole 3 during linear motion, and when moving electrode 2 is across tactile
When hair engaging aperture 3, realize that moving electrode 2 is contacted with stationary electrode 1.
Preferably, realize that its contact is connected in such a way that the outer edge of moving electrode 2 is contacted with the inner wall in triggering hole 3.
Preferably, triggering hole 3 is the through-hole to match with 2 shape of moving electrode, as shown in Figure 1, moving electrode 2 is cylindrical ties
Structure, triggering hole 3 are the circular hole to match with 2 shape of moving electrode, and moving electrode 2 is when across triggering hole 3, the outer edge of moving electrode 2
Always it is contacted with stationary electrode 1；Wherein moving electrode 2 can also be other shapes.
Preferably, it is provided with auxiliary metallic structure on moving electrode 2 or triggering hole 3, auxiliary metallic structure is metal strip or bullet
Property electric conductor, when moving electrode 2 passes through triggering hole 3, moving electrode 2 passes through auxiliary metallic structure and stationary electrode 1 and is connected.
The electrode structure can be arranged in vacuum environment, using oil or gas as in media environment.
Claims (9)
1. a kind of unidirectional driving method for closing sub-electrode, which is characterized in that be arranged the one of stationary electrode (1) including moving electrode (2)
Side, is provided with the triggering hole (3) that can pass through moving electrode (2) on stationary electrode (1), and moving electrode (2) and stationary electrode (1) are in detaching
State, moving electrode (2) can move under the action of guide rod (4) towards close to the direction of stationary electrode (1)；When moving electrode (2) is worn
When crossing triggering hole (3), moving electrode (2) is contacted with stationary electrode (1)；When moving electrode (2) continues on direction movement and reaches quiet
The other side of electrode (1), and moving electrode (2) is detached with stationary electrode (1) to specific position, then the electrode structure completes once
Transfer is closed to make；Wherein, the movement velocity control of the length and moving electrode (2) of moving electrode (2) and stationary electrode (1) contacting section
The electrode keeps the time t of "on" position.
2. the unidirectional driving method for closing sub-electrode according to claim 1, which is characterized in that the completion is primary to close transfer
After work, moving electrode (2) can be moved along negative direction, and across hole (3) are triggered, moving electrode (2) connects with stationary electrode (1) at this time
It touches, moving electrode (2) continues to move to, and reaches the side of stationary electrode (1), and moving electrode (2) is detached with stationary electrode (1) to specific position
It sets, then the electrode completes the primary transfer that closes and makees.
3. the unidirectional driving method for closing sub-electrode according to claim 1, which is characterized in that the moving electrode (2) passes through
It triggers hole (3), is the time t that the electrode keeps "on" position with the time that stationary electrode (1) is kept in contact；It keeps "on" position
The calculating process of time t be：T=(LIt is dynamic+LIt is quiet)/VIt is dynamic；Wherein LIt is dynamicFor the length of moving electrode (2) and stationary electrode (1) contacting section,
LIt is quietFor the length of stationary electrode (1) and moving electrode (2) contacting section, VIt is dynamicFor the average movement velocity of moving electrode.
4. one kind based on claim 1-3 any one unidirectionally closes sub-electrode structure, which is characterized in that including stationary electrode (1) and
Moving electrode (2), the triggering hole (3) that can pass through moving electrode (2) is provided on stationary electrode (1), and moving electrode (2) passes through triggering hole (3)
When be kept in contact with stationary electrode (1)；
The moving electrode (2) connect with guide rod (4), and guide rod (4) drives moving electrode (2) to pass through triggering hole (3).
5. unidirectional conjunction sub-electrode structure according to claim 4, which is characterized in that the moving electrode (2) passes through triggering hole
(3) outer wall of moving electrode (2) is contacted with the inner wall of triggering hole (3) when；Alternatively, being provided on triggering hole (3) or moving electrode (2) auxiliary
Aided metal structure makes moving electrode (2) and stationary electrode (1) mediate contact by auxiliary metallic structure.
6. unidirectional conjunction sub-electrode structure according to claim 5, which is characterized in that the auxiliary metallic structure is metal strip
Or elastic electric conductor.
7. unidirectional conjunction sub-electrode structure according to claim 4, which is characterized in that the moving electrode (2) is cylindrical ties
Structure, and trigger hole (3) and match with moving electrode (2).
8. unidirectional conjunction sub-electrode structure according to claim 4, which is characterized in that the mechanism connecting pin of the guide rod (4)
(5) it is also connect with operating mechanism, operating mechanism drives guide rod (4) and moving electrode (2) to move in a straight line.
9. unidirectional conjunction sub-electrode structure according to claim 4, which is characterized in that the electrode structure can be arranged in vacuum
Environment, using oil or gas as in the environment of medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260755.3A CN108511209B (en) | 2018-03-27 | 2018-03-27 | Driving method and structure of one-way combination and separation electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260755.3A CN108511209B (en) | 2018-03-27 | 2018-03-27 | Driving method and structure of one-way combination and separation electrode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108511209A true CN108511209A (en) | 2018-09-07 |
| CN108511209B CN108511209B (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810260755.3A Active CN108511209B (en) | 2018-03-27 | 2018-03-27 | Driving method and structure of one-way combination and separation electrode |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1133785B (en) * | 1959-09-23 | 1962-07-26 | Siemens Ag | Electric vacuum switch |
| DE1204736B (en) * | 1964-07-01 | 1965-11-11 | Licentia Gmbh | Ring-shaped contact arrangement |
| DE1225748B (en) * | 1958-09-04 | 1966-09-29 | Siemens Ag | Arrangement for reporting the switch position of a multi-pole switch with only one signaling switch |
| CN1179615A (en) * | 1996-08-13 | 1998-04-22 | 莱卡照相机有限公司 | Multi-stage press-button switch for electronic instrument |
| CN1571090A (en) * | 2004-03-02 | 2005-01-26 | 李林清 | Multi-time display switch for automobile brake light |
| CN104380413A (en) * | 2012-07-03 | 2015-02-25 | Abb技术有限公司 | A device for indicating the state of a switching apparatus |
-
2018
- 2018-03-27 CN CN201810260755.3A patent/CN108511209B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1225748B (en) * | 1958-09-04 | 1966-09-29 | Siemens Ag | Arrangement for reporting the switch position of a multi-pole switch with only one signaling switch |
| DE1133785B (en) * | 1959-09-23 | 1962-07-26 | Siemens Ag | Electric vacuum switch |
| DE1204736B (en) * | 1964-07-01 | 1965-11-11 | Licentia Gmbh | Ring-shaped contact arrangement |
| CN1179615A (en) * | 1996-08-13 | 1998-04-22 | 莱卡照相机有限公司 | Multi-stage press-button switch for electronic instrument |
| CN1571090A (en) * | 2004-03-02 | 2005-01-26 | 李林清 | Multi-time display switch for automobile brake light |
| CN104380413A (en) * | 2012-07-03 | 2015-02-25 | Abb技术有限公司 | A device for indicating the state of a switching apparatus |
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| Publication number | Publication date |
|---|---|
| CN108511209B (en) | 2019-12-24 |
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