CN105788956A - Operation structure of vacuum circuit breaker, and operation method for operation structure - Google Patents
Operation structure of vacuum circuit breaker, and operation method for operation structure Download PDFInfo
- Publication number
- CN105788956A CN105788956A CN201410819142.0A CN201410819142A CN105788956A CN 105788956 A CN105788956 A CN 105788956A CN 201410819142 A CN201410819142 A CN 201410819142A CN 105788956 A CN105788956 A CN 105788956A
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- China
- Prior art keywords
- energy storage
- axle sleeve
- ratchet
- vacuum circuit
- circuit breaker
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- 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.)
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The invention discloses an operation structure of a vacuum circuit breaker, and an operation method for the operation structure. The operation mechanism of the vacuum circuit breaker is used for realizing switch-off and switch-on operations of the vacuum circuit break, so that the operation mechanism is a significant part of the vacuum circuit breaker. The operation structure comprises a bottom plate (1), wherein the bottom plate is connected with an energy storage motor (2); an eccentric wheel (3) is mounted on the energy storage motor; the eccentric wheel is provided with a roller (4); the roller is in contact with a connecting lever (5); the connecting lever is connected with a connecting plate (6); the connecting plate is connected with an energy storage detent (7); the energy storage detent is in contact with a ratchet wheel (8); the ratchet wheel is connected with an energy storage shaft sleeve (9); the energy storage shaft sleeve is connected with a switch-on spring (10); and connecting lever is in contact with a travel switch (11). The operation structure is used for the vacuum circuit breaker.
Description
Technical field:
The present invention relates to a kind of vacuum circuit breaker operating structure and operational approach thereof.
Background technology:
The operating mechanism of vacuum circuit breaker, for realizing the breaking-closing operating task of vacuum circuit breaker, is the important component part of vacuum circuit breaker.Due to opening from, the mechanical property such as the excess of stroke, divide-shut brake speed, contact closure power, contact bounce and the requirement of the indexs such as the volume of chopper is relatively stricter of vacuum circuit breaker, therefore existing various vacuum circuit breaker operating mechanism all can not meet the requirement of vacuum circuit breaker well.
Summary of the invention:
It is an object of the invention to provide a kind of vacuum circuit breaker operating structure and operational approach thereof.
Above-mentioned purpose is realized by following technical scheme:
A kind of vacuum circuit breaker operating structure, its composition includes: base plate, and described base plate is connected with energy storage motor, and described energy storage motor is provided with eccentric, described eccentric is provided with roller, described roller contacts with turning wall, and the described wall that turns is connected with connecting plate, and described connecting plate is connected with energy storage ratchet, described energy storage ratchet contacts with ratchet, described ratchet is connected with energy storage axle sleeve, and described energy storage axle sleeve is connected to switching-in spring, and the described wall that turns contacts with travel switch.
Described vacuum circuit breaker operating structure, the cam of described energy storage axle sleeve contacts with driving sleeve, and described driving sleeve is connected with driving connecting plate, and described drive connecting plate is connected with rocking arm, and described rocking arm is connected with bent plate, and described bent plate is provided with semiaxis.
Described vacuum circuit breaker operating structure, described energy storage axle sleeve is fixed by keeper, described fixture is connected with interlock, described interlock is connected with closing coil, described closing coil is connected with trip shaft, described trip shaft is connected with separating brake electrical apparatus release, and described separating brake electrical apparatus release is connected with push rod.
A kind of operational approach of described vacuum circuit breaker operating structure, the method step is as follows:
During thermal energy storage process, when energy storage motor switches on power, driven by motor eccentric rotates, connecting lever and connecting plate is driven to swing by abutting against the roller on eccentric, energy storage ratchet is promoted to swing, make pawl wheel, when the pin on ratchet and energy storage axle sleeve plate against after, the two moves together, makes to hang over the elongation on energy storage axle sleeve, energy storage axle sleeve is fixed by alignment pin, maintaining energy storage state, meanwhile, the connecting lever on energy storage axle sleeve promotes travel switch to cut off the power supply of energy storage motor, and energy storage ratchet is lifted, and reliably departs from ratchet；
During closing operation process, after mechanism receives switching signal, the iron core of making electromagnet is attracted to lower motion, keeper is pulled to rotate counterclockwise, releasing energy storage maintains, and switching-in spring drives energy storage axle sleeve counterclockwise to rotate, and its cam presses driving sleeve, drive connecting plate and rocker motion, make rocking arm clasp semiaxis, make mechanism be in "on" position, now, interlock pins keeper, makes keeper counterclockwise not rotate；
During sub-switching operation process, after breaker closing, tripping electromagnet receives signal, iron core adhesive, and the push rod in separating brake electrical apparatus release moves upward, trip shaft is made to rotate, drive push rod moves upward, and pushes bent plate and drives half axially counter-clockwise direction rotation, and semiaxis and rocking arm are tripped, under the effect of tripping spring, chopper completes sub-switching operation.
Beneficial effects of the present invention:
The present invention is electric energy-stored, and electronic divide-shut brake has manual function simultaneously.Total is by switching-in spring, energy-storage system, overcurrent release, divide-shut brake coil, manual divide-shut brake system, auxiliary switch, the parts such as energy storage instruction composition, when driving sleeve rotates maximum angular; rocking arm and half between centers have the gap of 1.5 ~ 2mm; ensure that when driving sleeve falls back to closing position, and rocking arm energy bales catch is received on semiaxis, it is possible to realized by the adjustment of screw; bright in thermal energy storage process; when ratchet arrives the peak of last tooth, can guarantee that the connecting lever on energy storage axle sleeve makes the contact of travel switch reliably switch, cut-out motor power.
Accompanying drawing illustrates:
Accompanying drawing 1 is the structural representation of the present invention.
Detailed description of the invention:
Embodiment 1:
A kind of vacuum circuit breaker operating structure, its composition includes: base plate 1, described base plate is connected with energy storage motor 2, described energy storage motor is provided with eccentric 3, described eccentric is provided with roller 4, described roller contacts with turning wall 5, the described wall that turns is connected with connecting plate 6, described connecting plate is connected with energy storage ratchet 7, described energy storage ratchet contacts with ratchet 8, described ratchet is connected with energy storage axle sleeve 9, and described energy storage axle sleeve is connected to switching-in spring 10, and the described wall that turns contacts with travel switch 11.
Embodiment 2:
Vacuum circuit breaker operating structure according to embodiment 1, the cam of described energy storage axle sleeve contacts with driving sleeve 12, and described driving sleeve is connected with driving connecting plate 13, and described drive connecting plate is connected with rocking arm 14, described rocking arm is connected with bent plate 15, and described bent plate is provided with semiaxis 16.
Embodiment 3:
Vacuum circuit breaker operating structure according to embodiment 1 or 2, described energy storage axle sleeve is fixed by keeper 17, described fixture is connected with interlock 18, described interlock is connected with closing coil 19, described closing coil is connected with trip shaft 20, described trip shaft is connected with separating brake electrical apparatus release 21, and described separating brake electrical apparatus release is connected with push rod 22.
Embodiment 4:
The operational approach of the vacuum circuit breaker operating structure that one of a kind of embodiment 1-3 is described, the method step is as follows:
During thermal energy storage process, when energy storage motor switches on power, driven by motor eccentric rotates, connecting lever and connecting plate is driven to swing by abutting against the roller on eccentric, energy storage ratchet is promoted to swing, make pawl wheel, when the pin on ratchet and energy storage axle sleeve plate against after, the two moves together, makes to hang over the elongation on energy storage axle sleeve, energy storage axle sleeve is fixed by alignment pin, maintaining energy storage state, meanwhile, the connecting lever on energy storage axle sleeve promotes travel switch to cut off the power supply of energy storage motor, and energy storage ratchet is lifted, and reliably departs from ratchet；
During closing operation process, after mechanism receives switching signal, the iron core of making electromagnet is attracted to lower motion, keeper is pulled to rotate counterclockwise, releasing energy storage maintains, and switching-in spring drives energy storage axle sleeve counterclockwise to rotate, and its cam presses driving sleeve, drive connecting plate and rocker motion, make rocking arm clasp semiaxis, make mechanism be in "on" position, now, interlock pins keeper, makes keeper counterclockwise not rotate；
During sub-switching operation process, after breaker closing, tripping electromagnet receives signal, iron core adhesive, and the push rod in separating brake electrical apparatus release moves upward, trip shaft is made to rotate, drive push rod moves upward, and pushes bent plate and drives half axially counter-clockwise direction rotation, and semiaxis and rocking arm are tripped, under the effect of tripping spring, chopper completes sub-switching operation.
Claims (4)
1. a vacuum circuit breaker operating structure, its composition includes: base plate, it is characterized in that: described base plate is connected with energy storage motor, described energy storage motor is provided with eccentric, described eccentric is provided with roller, described roller contacts with turning wall, the described wall that turns is connected with connecting plate, described connecting plate is connected with energy storage ratchet, described energy storage ratchet contacts with ratchet, described ratchet is connected with energy storage axle sleeve, and described energy storage axle sleeve is connected to switching-in spring, and the described wall that turns contacts with travel switch.
2. vacuum circuit breaker operating structure according to claim 1, it is characterized in that: the cam of described energy storage axle sleeve contacts with driving sleeve, described driving sleeve is connected with driving connecting plate, described drive connecting plate is connected with rocking arm, described rocking arm is connected with bent plate, and described bent plate is provided with semiaxis.
3. vacuum circuit breaker operating structure according to claim 1 and 2, it is characterized in that: described energy storage axle sleeve is fixed by keeper, described fixture is connected with interlock, described interlock is connected with closing coil, described closing coil is connected with trip shaft, described trip shaft is connected with separating brake electrical apparatus release, and described separating brake electrical apparatus release is connected with push rod.
4. an operational approach for vacuum circuit breaker operating structure described for one of claim 1-3, is characterized in that: the method step is as follows:
During thermal energy storage process, when energy storage motor switches on power, driven by motor eccentric rotates, connecting lever and connecting plate is driven to swing by abutting against the roller on eccentric, energy storage ratchet is promoted to swing, make pawl wheel, when the pin on ratchet and energy storage axle sleeve plate against after, the two moves together, makes to hang over the elongation on energy storage axle sleeve, energy storage axle sleeve is fixed by alignment pin, maintaining energy storage state, meanwhile, the connecting lever on energy storage axle sleeve promotes travel switch to cut off the power supply of energy storage motor, and energy storage ratchet is lifted, and reliably departs from ratchet；
During closing operation process, after mechanism receives switching signal, the iron core of making electromagnet is attracted to lower motion, keeper is pulled to rotate counterclockwise, releasing energy storage maintains, and switching-in spring drives energy storage axle sleeve counterclockwise to rotate, and its cam presses driving sleeve, drive connecting plate and rocker motion, make rocking arm clasp semiaxis, make mechanism be in "on" position, now, interlock pins keeper, makes keeper counterclockwise not rotate；
During sub-switching operation process, after breaker closing, tripping electromagnet receives signal, iron core adhesive, and the push rod in separating brake electrical apparatus release moves upward, trip shaft is made to rotate, drive push rod moves upward, and pushes bent plate and drives half axially counter-clockwise direction rotation, and semiaxis and rocking arm are tripped, under the effect of tripping spring, chopper completes sub-switching operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819142.0A CN105788956A (en) | 2014-12-25 | 2014-12-25 | Operation structure of vacuum circuit breaker, and operation method for operation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819142.0A CN105788956A (en) | 2014-12-25 | 2014-12-25 | Operation structure of vacuum circuit breaker, and operation method for operation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105788956A true CN105788956A (en) | 2016-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410819142.0A Withdrawn CN105788956A (en) | 2014-12-25 | 2014-12-25 | Operation structure of vacuum circuit breaker, and operation method for operation structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN105788956A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462171A (en) * | 2018-12-27 | 2019-03-12 | 安徽森源电器有限公司 | A kind of vacuum circuit breaker interlocking mechanism and its operating method |
-
2014
- 2014-12-25 CN CN201410819142.0A patent/CN105788956A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462171A (en) * | 2018-12-27 | 2019-03-12 | 安徽森源电器有限公司 | A kind of vacuum circuit breaker interlocking mechanism and its operating method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160720 |
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| WW01 | Invention patent application withdrawn after publication |