CN205845829U - There is the high-voltage vacuum breaker actuating mechanism of self-locking mechanism - Google Patents
There is the high-voltage vacuum breaker actuating mechanism of self-locking mechanism Download PDFInfo
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- CN205845829U CN205845829U CN201620756536.0U CN201620756536U CN205845829U CN 205845829 U CN205845829 U CN 205845829U CN 201620756536 U CN201620756536 U CN 201620756536U CN 205845829 U CN205845829 U CN 205845829U
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- 238000005381 potential energy Methods 0.000 description 6
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Abstract
There is the high-voltage vacuum breaker actuating mechanism of self-locking mechanism.Relate to a kind of tripper, particularly relate to the improvement to high-pressure vacuum breaker.Provide a kind of with self-locking device, the high-voltage vacuum breaker actuating mechanism with self-locking mechanism that security performance is high.The described high-voltage vacuum breaker actuating mechanism with self-locking mechanism includes self-locking mechanism, described self-locking mechanism is fixed on cabinet, and including self-locking shaft, power transmission shaft, dead bolt, drive, described self-locking shaft is fixed on cabinet, described driving wheel tube is located on self-locking shaft, rotates coaxially with self-locking shaft；Being welded with self-locking connecting lever on described self-locking shaft, the lower section of described self-locking connecting lever is provided with electric magnet；Described dead bolt is fixed on one end of described power transmission shaft, and the other end of described power transmission shaft is hinged on the end face of drive, and described dead bolt is fastened on switching-on mechanism.This utility model structure design advantages of simple, utilization ratio is high, beneficially commercial production.
Description
Technical field
This utility model relates to a kind of tripper, particularly relates to the improvement to high-pressure vacuum breaker.
Background technology
In existing electrical protection apparatus, a kind of three-phase alternating current high pressure that AC high voltage vacuum breaker is the most frequently used is true
Empty switchgear.Wherein the operating mechanism of vacuum circuit breaker is for realizing the divide-shut brake actuating task of vacuum circuit breaker, is vacuum
The important component part of chopper.Due to vacuum circuit breaker open away from, the excess of stroke, divide-shut brake speed, contact closure power, contact bounce
Relatively stricter etc. mechanical property and the requirement to indexs such as the volumes of chopper, and the actuating machine of existing vacuum circuit breaker
Structure, is essentially all dual spring energy storage type operating mechanism, and dual spring manner of execution is because two spring self performance are inconsistent
The force value deviation caused, causes switch performance unstable, and the easy starting the arc at contact affects the chopper life-span.Dual spring is in storage simultaneously
The kinetic energy needed during energy is excessive, causes energy storage to drive the loss of electric machine excessive, affects chopper bulk life time.
State Intellectual Property Office 2015-3-25 discloses utility model patent (application number: 2014206688078, a name
Claim: a kind of indoor vacuum circuit breaker spring operating mechanism) specifically disclose include power source, stored energy drive mechanism, stored energy mechanism,
Combined floodgate drive mechanism, separating brake drive mechanism.Manual stored energy organization and electric energy-stored axle are integrated into motor by this utility model
Upper i.e. output shaft, and keep combined floodgate keeping being incorporated into inside a mechanism module with energy storage, greatly reduce mechanism
Amount of parts, meanwhile, reduces volume；By integrated for partial function unit so that the layout of mechanism is the compactest；
And due to rationally distributedization change so that by mistake actuating probability reduces, and improves place of working reliability, reduces and needs to safeguard
Number of times, need safeguard cycle improve, reached reduce maintenance cost purpose.By precisely coordinating spring between gear
Potential energy be transferred to switching-on mechanism, thus realize the purpose closed a floodgate, but due to after stored energy mechanism energy storage potential energy excessive, hold
It is easily caused false switching, there is potential safety hazard.
Utility model content
This utility model is for problem above, it is provided that a kind of with self-locking device, high the having from lock machine of security performance
The high-voltage vacuum breaker actuating mechanism of structure.
The technical solution of the utility model is: have the high-voltage vacuum breaker actuating mechanism of self-locking mechanism, by dictating machine
Structure controls, including stored energy drive mechanism, stored energy mechanism, switching-on mechanism, brake separating mechanism and drive mechanism；Described stored energy drive mechanism
Connecting described stored energy mechanism, described stored energy mechanism connects described switching-on mechanism by drive mechanism, and described brake separating mechanism is placed in institute
State between drive mechanism and described stored energy mechanism,
The described high-voltage vacuum breaker actuating mechanism with self-locking mechanism includes that self-locking mechanism, described self-locking mechanism are fixed
On cabinet, including self-locking shaft, power transmission shaft, dead bolt, drive, described self-locking shaft is fixed on cabinet, and described drive is sheathed
On self-locking shaft, rotate coaxially with self-locking shaft；
Being welded with self-locking connecting lever on described self-locking shaft, the lower section of described self-locking connecting lever is provided with electric magnet；
Described dead bolt is fixed on one end of described power transmission shaft, and the other end of described power transmission shaft is hinged on the end face of drive
On, described dead bolt is fastened on switching-on mechanism.
Described stored energy drive mechanism includes driving motor and the travelling gear being fixed on cabinet, and described driving motor passes through
Travelling gear is connected with stored energy mechanism.
Described travelling gear is provided with pull bar, and described pull bar sets pull bar gear, described pull bar gear and described driving cog
Wheel engagement.
Described stored energy mechanism includes the connecting lever being located on energy storage axle, and described connecting lever connects energy-stored spring, described energy storage
The other end of spring is fixed on cabinet, and described energy storage axle is connected by travelling gear with described driving motor.
Described switching-on mechanism includes that main shaft and making electromagnet, described main shaft are provided with cam, described main shaft be provided with
The groove that dead bolt is corresponding, described dead bolt is fastened on described groove；
Described making electromagnet is provided with combined floodgate pallet, is used for keeping "on" position.
Described brake separating mechanism includes tripping electromagnet and the tripping spring being located on cabinet, and one end of described tripping spring is solid
On cabinet, the other end of described tripping spring is fixed on main shaft；
Described tripping electromagnet obtain electric after clash into combined floodgate pallet, main shaft recovers under the effect of tripping spring, it is achieved separating brake.
This utility model utilizes command mechanism to issue instruction control energy storage motor rotation, thus drives stored energy mechanism to store up
Can, when energy storage reaches maximum, energy storage motor is closed, the energy that stored energy mechanism release stores, by the cam on impact main shaft,
Potential energy dress is changed to the kinetic energy of main shaft, thus realizes closing a floodgate.Use single spring energy storage manner of execution, avoid traditional two-man act energy storage
Manner of execution, because two inconsistent force value deviations caused of spring self performance, effectively keeps the performance parameter of breaker mechanism
Stability.When the kinetic energy that stored energy mechanism stores maximum (i.e. energy-stored spring is stretched to the limit), command mechanism instruction electric magnet
Dead electricity, self-locking connecting lever can not be with electromagnetic actuation, and self-locking mechanism passes through power transmission shaft and the deadweight of drive, and dead bolt is fastened on conjunction
On brake mechanism, stop switching-on mechanism operating, keep closing a floodgate when the abnormal release of stored energy mechanism (i.e. the spring crosses spring abnormal contraction)
Mechanism is in gate-dividing state, it is to avoid false switching, reduction accident occurrence probability, and security performance is high, ensures operation power safety and people
Body safety.Drive motor by command mechanism control, it is possible to realize being precisely controlled, it is to avoid the energy storage occurred during manual operation is not in place
Or crossing the situation of energy storage, stable, service life is long.Structure design advantages of simple, utilization ratio is high, is beneficial to industry raw
Produce.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation,
Fig. 2 is this utility model self-locking mechanism schematic diagram；
In figure, 1 is command mechanism, and 2 is stored energy drive mechanism, and 21 is energy storage motor, and 22 is travelling gear, and 3 is stored energy mechanism
31 is energy-stored spring, and 32 is connecting lever, and 4 is switching-on mechanism, and 41 is main shaft, and 411 is groove, and 5 is brake separating mechanism, and 6 is driver
Structure, 7 is self-locking mechanism, and 71 is self-locking shaft, and 72 is drive, and 73 is power transmission shaft, and 74 is dead bolt, and 75 is self-locking connecting lever, and 76 is electricity
Magnet, 8 is cabinet.
Detailed description of the invention
This utility model as shown in Figure 1-2, by command mechanism control, including stored energy drive mechanism, stored energy mechanism, combined floodgate machine
Structure, brake separating mechanism and drive mechanism；Described stored energy drive mechanism connects described stored energy mechanism, and described stored energy mechanism passes through driver
Structure connects described switching-on mechanism, and described brake separating mechanism is placed between described drive mechanism and described stored energy mechanism.Command mechanism is sent out
Cloth instruction controls energy storage motor and rotates, thus drives stored energy mechanism to carry out energy storage, and when energy storage reaches maximum, energy storage motor is closed,
The energy that stored energy mechanism release stores, by the cam on impact main shaft, is changed to potential energy dress the kinetic energy of main shaft, thus realizes closing
Lock.Use single spring energy storage manner of execution, avoid traditional two-man act energy storage manner of execution because two spring self performance differ
Cause the force value deviation caused, effectively keep the performance parameter stability of breaker mechanism.
Described high-pressure vacuum breaker also includes that self-locking mechanism, described self-locking mechanism are fixed on cabinet, including self-locking shaft,
Power transmission shaft, dead bolt, drive, described self-locking shaft is fixed on cabinet, and described driving wheel tube is located on self-locking shaft, same with self-locking shaft
Axle rotates；Also being welded with self-locking connecting lever on described self-locking shaft, the lower section of described self-locking connecting lever is provided with electric magnet；Described dead bolt is solid
Due to one end of described power transmission shaft, the other end of described power transmission shaft is hinged on the end face of drive, and described dead bolt is fastened on conjunction
On brake mechanism.Electric magnet controls by being issued instruction by command mechanism, at maximum (the i.e. energy-stored spring of kinetic energy that stored energy mechanism stores
It is stretched to the limit) time, command mechanism instruction electric magnet dead electricity, self-locking connecting lever can not be with electromagnetic actuation, and self-locking mechanism passes through
Power transmission shaft and the deadweight of drive, be fastened on dead bolt on switching-on mechanism, stops switching-on mechanism operating, extremely releases at stored energy mechanism
When putting (i.e. the spring crosses spring abnormal contraction), hold-closed mechanism is in gate-dividing state, it is to avoid false switching, and reduction accident occurs several
Rate, security performance is high, ensures operation power safety and personal safety.
Described stored energy drive mechanism includes driving motor and the travelling gear being fixed on cabinet, and described driving motor passes through
Travelling gear is connected with stored energy mechanism.By driving driven by motor travelling gear to operate, thus drive stored energy mechanism energy storage, it is to avoid
Manual operations, reduces the working strength of staff, simultaneously because drive motor by command mechanism control, it is possible to realize precisely control
System, it is to avoid the energy storage occurred during manual operation situation not in place or energy storage excessively, stable, service life is long.
Described travelling gear is provided with pull bar, and described pull bar sets pull bar gear, described pull bar gear and described driving cog
Wheel engagement.By also remaining the mode of manual energy storage while motor energy storage, when energy storage motor damages, ensuring equipment is just operating
Often, it is ensured that the safety and stability of operation of power networks.
Described stored energy mechanism includes the connecting lever being located on energy storage axle, and described connecting lever connects energy-stored spring, described energy storage
The other end of spring is fixed on cabinet, and described energy storage axle is connected by travelling gear with described driving motor.Energy storage motor band
Dynamic energy storage axle rotates, the also concomitant rotation of the connecting lever on energy storage axle, thus pulls energy-stored spring, makes energy-stored spring be full of potential energy, knot
Structure is simple, and transmission device is few, and kinetic energy rejection is little, has saved the energy, decreases environmental pollution.
Described switching-on mechanism includes that main shaft and making electromagnet, described main shaft are provided with cam, described main shaft be provided with
The groove that dead bolt is corresponding, described dead bolt is fastened on described groove；Described making electromagnet is provided with combined floodgate pallet, is used for protecting
Hold "on" position.When energy-stored spring completely stores up potential energy, the just corresponding dead bolt of the groove on main shaft, now electric magnet dead electricity, dead bolt exists
Being fastened on main shaft under action of gravity, stop main axis, when needs close a floodgate, electric magnet is energized, and dead bolt moves upward, main shaft
Rotating, cam impact switching-on mechanism closes a floodgate, and after completing, combined floodgate pallet is fastened on main shaft, keeps "on" position.Structure sets
Meter advantages of simple, utilization ratio is high, beneficially commercial production.
Described brake separating mechanism includes tripping electromagnet and the tripping spring being located on cabinet, and one end of described tripping spring is solid
On cabinet, the other end of described tripping spring is fixed on main shaft；During feed motion (energy-stored spring release), tripping spring
Energy-stored spring release energy effect under energy storage, when needing separating brake, described tripping electromagnet obtain electric after clash into combined floodgate pallet,
Main shaft recovers under the effect of tripping spring, it is achieved separating brake.Response time is short is difficult to the starting the arc, and beneficially electricity net safety stable prolongs
Grow pressure vacuum circuit breaker service life.
Claims (6)
1. there is the high-voltage vacuum breaker actuating mechanism of self-locking mechanism, by command mechanism control, including stored energy drive mechanism, storage
Energy mechanism, switching-on mechanism, brake separating mechanism and drive mechanism；Described stored energy drive mechanism connects described stored energy mechanism, described energy storage
Mechanism connects described switching-on mechanism by drive mechanism, described brake separating mechanism be placed in described drive mechanism and described stored energy mechanism it
Between, it is characterised in that
The described high-voltage vacuum breaker actuating mechanism with self-locking mechanism includes that self-locking mechanism, described self-locking mechanism are fixed on machine
On case, including self-locking shaft, power transmission shaft, dead bolt, drive, described self-locking shaft is fixed on cabinet, and described driving wheel tube is located at certainly
On lock shaft, rotate coaxially with self-locking shaft；
Being welded with self-locking connecting lever on described self-locking shaft, the lower section of described self-locking connecting lever is provided with electric magnet；
Described dead bolt is fixed on one end of described power transmission shaft, and the other end of described power transmission shaft is hinged on the end face of drive, institute
State dead bolt to be fastened on switching-on mechanism.
The high-voltage vacuum breaker actuating mechanism with self-locking mechanism the most according to claim 1, it is characterised in that described
Stored energy drive mechanism includes driving motor and the travelling gear being fixed on cabinet, and described driving motor passes through travelling gear and storage
Can mechanism connect.
The high-voltage vacuum breaker actuating mechanism with self-locking mechanism the most according to claim 2, it is characterised in that described
Travelling gear is provided with pull bar, and described pull bar sets pull bar gear, and described pull bar gear engages with described travelling gear.
The high-voltage vacuum breaker actuating mechanism with self-locking mechanism the most according to claim 3, it is characterised in that described
Stored energy mechanism includes the connecting lever being located on energy storage axle, and described connecting lever connects energy-stored spring, the other end of described energy-stored spring
Being fixed on cabinet, described energy storage axle is connected by travelling gear with described driving motor.
The high-voltage vacuum breaker actuating mechanism with self-locking mechanism the most according to claim 4, it is characterised in that described
Switching-on mechanism includes that main shaft and making electromagnet, described main shaft are provided with cam, and described main shaft is provided with corresponding with dead bolt
Groove, described dead bolt is fastened on described groove；
Described making electromagnet is provided with combined floodgate pallet, is used for keeping "on" position.
The high-voltage vacuum breaker actuating mechanism with self-locking mechanism the most according to claim 5, it is characterised in that described
Brake separating mechanism includes tripping electromagnet and the tripping spring being located on cabinet, and one end of described tripping spring is fixed on cabinet,
The other end of described tripping spring is fixed on main shaft；
Described tripping electromagnet obtain electric after clash into combined floodgate pallet, main shaft recovers under the effect of tripping spring, it is achieved separating brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620756536.0U CN205845829U (en) | 2016-07-18 | 2016-07-18 | There is the high-voltage vacuum breaker actuating mechanism of self-locking mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620756536.0U CN205845829U (en) | 2016-07-18 | 2016-07-18 | There is the high-voltage vacuum breaker actuating mechanism of self-locking mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400038A (en) * | 2018-04-08 | 2018-08-14 | 舍恩高电气有限责任公司 | A kind of miniature circuit breaker |
| CN114300301A (en) * | 2021-12-27 | 2022-04-08 | 江苏新纪元电器科技有限公司 | High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism |
-
2016
- 2016-07-18 CN CN201620756536.0U patent/CN205845829U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400038A (en) * | 2018-04-08 | 2018-08-14 | 舍恩高电气有限责任公司 | A kind of miniature circuit breaker |
| CN108400038B (en) * | 2018-04-08 | 2023-08-25 | 舍恩高电气有限责任公司 | Small-sized circuit breaker |
| CN114300301A (en) * | 2021-12-27 | 2022-04-08 | 江苏新纪元电器科技有限公司 | High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism |
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