CN207529872U - Emergency operation circuit for permanent magnet vacuum circuit breaker - Google Patents
Emergency operation circuit for permanent magnet vacuum circuit breaker Download PDFInfo
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- CN207529872U CN207529872U CN201721324661.5U CN201721324661U CN207529872U CN 207529872 U CN207529872 U CN 207529872U CN 201721324661 U CN201721324661 U CN 201721324661U CN 207529872 U CN207529872 U CN 207529872U
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- permanent magnetic
- vacuum breaker
- magnetic vacuum
- emergency operation
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- 230000005389 magnetism Effects 0.000 claims abstract 2
- 239000003990 capacitor Substances 0.000 claims description 19
- 238000004804 winding Methods 0.000 claims description 13
- 238000010248 power generation Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
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Abstract
The utility model provides an emergency operation circuit for a permanent magnet vacuum circuit breaker, which comprises a hand-operated alternating current generator; the output end of each rectifying circuit is respectively connected with a switching-off coil or a switching-on coil of the permanent magnet vacuum circuit breaker; and the input end of the change-over switch is connected with the hand-operated alternating-current generator, and the output end of the change-over switch is respectively connected with the input end of each rectifying circuit. Implement the utility model discloses, do not need the external power that provides, only need through hand power generation's mode, can realize the urgent separating brake of permanent magnetism vacuum circuit breaker or combined floodgate action in the short time.
Description
Technical field
The utility model is related to permanent magnetic vacuum breaker technical fields more particularly to a kind of for permanent magnetic vacuum breaker
Emergency operation circuit.
Background technology
With the fast development of power system technology, permanent magnetic vacuum breaker has become larger disconnected of existing market occupancy volume
Road device equipment, plays the important and pivotal role in electric system.Due to permanent magnetic vacuum breaker severe ring outdoors for a long time
It is run under border, the problems such as controller cell degradation, parts are burnt out happens occasionally.Once its controller breaks down, will
There is the situation of circuit-breaker switching on-off tripping after leading to permanent magnetic vacuum breaker protection act or manual brake separating, Electricity customers are stopped
Electric duration, power supply enterprise power supply reliability produce larger negative effect.
However, lack the emergency operation circuit that permanent magnetic vacuum breaker divide-shut brake can be operated in the short time currently on the market.
Utility model content
The purpose of the utility model is to overcome shortcoming and deficiency of the prior art, provide one kind and break for permanent magnet vacuum
The emergency operation circuit of road device is not required to extraneous offer power supply, only need to be by way of hand power, you can realized forever in the short time
Magnetic vacuum breaker emergency opening or feed motion.
In order to solve the above-mentioned technical problem, the utility model embodiment provides a kind of answering for permanent magnetic vacuum breaker
Anxious operation circuit, including：
One hand-rail type alternating current generator；
At least one for alternating current to switch to the rectification circuit of direct current, the output terminal of each rectification circuit respectively with it is described
The switching winding or closing coil of permanent magnetic vacuum breaker are connected；And
One for controlling one among the hand-rail type alternating current generator and each rectification circuit or its more break-make
Switching switch, the input terminal of the switching switch are connected with the hand-rail type alternating current generator, output terminal and each rectification
The input terminal of circuit is respectively connected with.
Wherein, when the output voltage of the hand-rail type alternating current generator is 110V alternating currents, the rectification circuit includes
110V rectification circuits and 110V turn 220V boost rectifying circuits.
Wherein, the 110V rectification circuits include the first rectifier bridge and the first storage capacitor；The 110V turns 220V boostings
It is 1 that rectification circuit, which includes no-load voltage ratio,：2 AC transformers, the second rectifier bridge and the second storage capacitor.
Wherein, when the output voltage of the hand-rail type alternating current generator is 220V alternating currents, the rectification circuit includes
220V rectification circuits and 220V turn 110V step-down rectifying circuits.
Wherein, the 220V rectification circuits include third rectifier bridge and third storage capacitor；The 220V turns 110V decompressions
It is 2 that rectification circuit, which includes no-load voltage ratio,：1 AC transformer, the 4th rectifier bridge and the 4th storage capacitor.
Wherein, the switching switch is alternative uniselector, among single-pole double-throw switch (SPDT), double-point double-throw switch
One.
Wherein, each rectification circuit passes through the switching winding for controlling switch and the permanent magnetic vacuum breaker or conjunction
Brake cable circle is connected.
Wherein, each control switch is normally opened contact button switch.
Wherein, it is equipped with a needle dc voltmeter on each rectification circuit.
Compared with prior art, the utility model has the following advantages that and advantageous effect：
1st, for circuit-breaker switching on-off tripping caused by the controller failure of permanent magnetic vacuum breaker, without to its controller
It is overhauled, the switching winding or closing coil of the utility model and permanent magnetic vacuum breaker is directly connected to, the external world is not required to and carries
Power supply source, only need to be by way of hand power, you can realizes permanent magnetic vacuum breaker emergency opening or feed motion；
2nd, the utility model is suitable for the permanent magnetic vacuum breaker of two kinds of divide-shut brake coils of direct current 110V and direct current 220V, leads to
It is splendid with property；
3rd, the utility model improves the working efficiency of Operation of Electric Systems personnel, utmostly reduces Electricity customers and stops
Electric duration.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the system knot of the emergency operation circuit for permanent magnetic vacuum breaker provided in the utility model embodiment
Structure schematic diagram；
Fig. 2 is that 110V is whole in the emergency operation circuit for permanent magnetic vacuum breaker provided in the utility model embodiment
The system structure diagram of current circuit；
Fig. 3 is that 110V turns in the emergency operation circuit for permanent magnetic vacuum breaker provided in the utility model embodiment
The system structure diagram of 220V rectification circuits；
Fig. 4 is that 220V is whole in the emergency operation circuit for permanent magnetic vacuum breaker provided in the utility model embodiment
The system structure diagram of current circuit；
Fig. 5 is that 220V turns in the emergency operation circuit for permanent magnetic vacuum breaker provided in the utility model embodiment
The system structure diagram of 110V rectification circuits；
Fig. 6 is the applied field of the emergency operation circuit for permanent magnetic vacuum breaker provided in the utility model embodiment
Jing Tu.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
As shown in Figures 1 to 5, in the utility model embodiment, a kind of of proposition is used for answering for permanent magnetic vacuum breaker
Anxious operation circuit, including：
One hand-rail type alternating current generator 1；
At least one for alternating current to switch to the rectification circuit 2 of direct current, the output terminal of each rectification circuit 2 respectively with institute
The switching winding or closing coil for stating permanent magnetic vacuum breaker are connected；And
One is used to that hand-rail type alternating current generator 1 and the switching of one or its more break-make among each rectification circuit 2 to be controlled to open
3 are closed, the input terminal of switching switch 3 is connected with hand-rail type alternating current generator 1, the input of output terminal and each rectification circuit 2
End is respectively connected with.
It is understood that circuit-breaker switching on-off tripping caused by controller failure in permanent magnetic vacuum breaker, without
Its controller is overhauled, by the emergency operation circuit and the separating brake line of permanent magnetic vacuum breaker in the utility model embodiment
Circle and closing coil are directly connected to, and are not required to extraneous offer power supply, only need to be by way of hand power, you can realize permanent magnet vacuum
Breaker emergency opening or feed motion.Due to rectification circuit 2 at least one, it is possible to provide different direct currents, therefore be suitable for
The permanent magnetic vacuum breaker of different direct current divide-shut brake coils, versatility are splendid.
In the utility model embodiment, switching switch 3 is alternative uniselector, single-pole double-throw switch (SPDT), double
One among double-pole double throw switch.It should be noted that switching switch 3 not only includes the switch of above-mentioned one-to-many manner, also wrap
Include multipair multimode switch.
In the utility model embodiment, 2 exportable direct current 110V pulse voltages of rectification circuit, direct current 220V pulses electricity
Pressure, therefore need to rectification be carried out according to the alternating current that hand-rail type alternating current generator 1 exports, it is specific as follows：
（1）When the output voltage of hand-rail type alternating current generator 1 is 110V alternating currents, then rectification circuit 2 includes 110V rectifications
Circuit 21 and 110V turn 220V rectification circuits 22；Wherein, 110V rectification circuits 21 include the first rectifier bridge 211 and the first energy storage electricity
Hold 212（As shown in Figure 2）；It is 1 that 110V, which turns 220V rectification circuits 22 to include no-load voltage ratio,：2 AC transformers 221, the second rectifier bridge
222 and second storage capacitor 223（As shown in Figure 3）.
It should be noted that according to the first storage capacitor 212 and the charge-discharge performance of the second storage capacitor 223, can incite somebody to action
DC inversion circuit 2 simultaneously by controlling the switching winding and closing coil of switch access permanent magnetic vacuum breaker accordingly, such as
Switching winding is accessed when closing coil, electric discharge are accessed during charging, thus can realize switching forever by different control switches
The switching winding action of magnetic vacuum breaker and closing coil action.In one embodiment, each control switch is normally opened touches
Point button switch.
Certainly, the switching winding of permanent magnetic vacuum breaker and the demand of closing coil are disclosure satisfy that in order to ensure direct current,
The direct current of each DC inversion circuit 2 is detected by setting needle dc voltmeter.
（2）When the output voltage of hand-rail type alternating current generator 1 is 220V alternating currents, then rectification circuit 2 includes 220V rectifications
Circuit 23 and 220V turn 110V rectification circuits 24；Wherein, 220V rectification circuits 23 include third rectifier bridge 231 and third energy storage
Capacitance 232（As shown in Figure 4）；It is 2 that 220V, which turns 110V rectification circuits 24 to include no-load voltage ratio,：1 AC transformer 241, the 4th rectifier bridge
242 and the 4th storage capacitor 243（As shown in Figure 5）.
It similarly, can be by DC inversion according to the charge-discharge performance of 232 and the 4th storage capacitor 243 of third storage capacitor
Circuit 2 simultaneously by controlling switch to access the switching winding and closing coil of permanent magnetic vacuum breaker accordingly.Control breaker
The principle of divide-shut brake is to change the DC pulse of input coil just by 232 and the 4th storage capacitor 243 of third storage capacitor
Cathode realizes, such as（+ ,-）It is feed motion, then（,+）It is separating brake action.
Certainly, the switching winding of permanent magnetic vacuum breaker and the demand of closing coil are disclosure satisfy that in order to ensure direct current,
The direct current of each DC inversion circuit 2 is detected by setting needle dc voltmeter.
As shown in fig. 6, answering to the emergency operation circuit for permanent magnetic vacuum breaker in the utility model embodiment
It is described further with scene：
The application scenarios correspond to the above situation（1）, specially：Hand-rail type alternating current generator 1 use rated output voltage for
The exchange hand generator GA of AC110V；Switching switch 3 is using knob change-over switch SA；Rectification circuit 2 includes 110V rectifications
Circuit and 110V turn 220V rectification circuits；Wherein, the first rectifier bridge 211 is rectifier bridge UR1, the first energy storage in 110V rectification circuits
Capacitance 212 is capacitor C1；110V turns 1 in 220V rectification circuits：2 AC transformers 221 are AC transformer T, the second rectification
Bridge 222 is rectifier bridge UR2, the second storage capacitor 223 is capacitor C2.P is needle dc voltmeter, and SB1-SB4 is switched in order to control.
According to real work needs, by the switching of change-over switch SA, switched in three kinds of working conditions, specifically
For：
" 0 " state：Circuit disconnects.
" 110V " state：Suitable for the permanent magnetic vacuum breaker of direct current 110V divide-shut brake coils.Change-over switch SA contacts：
1-2,3-4,5-6,7-8 are closed, and by the hand exchange hand generator GA of suitable rotational speed, the alternating current sent out passes through
Rectifier bridge UR1 is made into direct current, charges to capacitance C1, and the registration of voltmeter PV in parallel with capacitance C1 at this time is capacitance C1
Charging voltage, when voltage to be charged rises to 110V, stop operating hand generator, presses button switch SB1 or SB2, i.e.,
Exportable 110V closing pulses or 110V separating brake pulses.
" 220V " state：Suitable for the permanent magnetic vacuum breaker of direct current 220V divide-shut brake coils.Change-over switch SA contacts：9-
10th, 11-12,13-14,15-16 are closed, by the hand exchange hand generator GA of suitable rotational speed, the alternating current sent out
Pressure is 1 by no-load voltage ratio：After 2 AC transformer T boostings, then rectified bridge UR2 is made into direct current, charges to capacitance C2, this
When the voltmeter PV in parallel with capacitance C2 registration be capacitance C2 charging voltage, when voltage to be charged rises to 220V, stop
Rotation stop moves hand generator, presses button switch SB3 or SB4, you can output 110V closing pulses or 110V separating brake pulses.
Compared with prior art, the utility model has the following advantages that and advantageous effect：
1st, for breaker tripping caused by the controller failure of permanent magnetic vacuum breaker, without being examined to its controller
It repaiies, the switching winding and/or closing coil of the utility model and permanent magnetic vacuum breaker is directly connected to, extraneous offer electricity is provided
Source, only need to be by way of hand power, you can realizes permanent magnetic vacuum breaker emergency opening or feed motion；
2nd, the utility model is suitable for the permanent magnetic vacuum breaker of two kinds of divide-shut brake coils of direct current 110V and direct current 220V, leads to
It is splendid with property；
3rd, the utility model improves the working efficiency of Operation of Electric Systems personnel, utmostly reduces Electricity customers and stops
Electric duration.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiment of the utility model is not by above-mentioned
The limitation of embodiment, the change made under other any Spirit Essences and principle without departing from the utility model are modified, are replaced
In generation, simplifies combination, should be equivalent substitute mode, is included within the scope of protection of the utility model.
Claims (9)
1. a kind of emergency operation circuit for permanent magnetic vacuum breaker matches, feature exists with permanent magnetic vacuum breaker
In, including：
One hand-rail type alternating current generator；
At least one for alternating current to switch to the rectification circuit of direct current, the output terminal of each rectification circuit respectively with the permanent magnetism
The switching winding or closing coil of vacuum circuit breaker are connected；And
One is used to control the hand-rail type alternating current generator and the switching of one or its more break-make among each rectification circuit
Switch, the input terminal of the switching switch are connected with the hand-rail type alternating current generator, output terminal and each rectification circuit
Input terminal be respectively connected with.
2. it to be used for the emergency operation circuit of permanent magnetic vacuum breaker as described in claim 1, which is characterized in that when described hand
When the output voltage of formula alternating current generator is 110V alternating currents, the rectification circuit includes 110V rectification circuits and 110V turns 220V
Boost rectifying circuit.
3. it to be used for the emergency operation circuit of permanent magnetic vacuum breaker as claimed in claim 2, which is characterized in that the 110V is whole
Current circuit includes the first rectifier bridge and the first storage capacitor；It is 1 that the 110V, which turns 220V boost rectifying circuits to include no-load voltage ratio,：2 hand over
Convertor transformer, the second rectifier bridge and the second storage capacitor.
4. it to be used for the emergency operation circuit of permanent magnetic vacuum breaker as described in claim 1, which is characterized in that when described hand
When the output voltage of formula alternating current generator is 220V alternating currents, the rectification circuit includes 220V rectification circuits and 220V turns 110V
Step-down rectifying circuit.
5. it to be used for the emergency operation circuit of permanent magnetic vacuum breaker as claimed in claim 4, which is characterized in that the 220V is whole
Current circuit includes third rectifier bridge and third storage capacitor；It is 2 that the 220V, which turns 110V step-down rectifying circuits to include no-load voltage ratio,：1 hands over
Convertor transformer, the 4th rectifier bridge and the 4th storage capacitor.
6. the emergency operation circuit for permanent magnetic vacuum breaker as described in any one of claim 2-5, which is characterized in that
The switching switch is alternative uniselector, one among single-pole double-throw switch (SPDT), double-point double-throw switch.
7. it to be used for the emergency operation circuit of permanent magnetic vacuum breaker as claimed in claim 6, which is characterized in that described each whole
Current circuit is by controlling switch to be connected with the switching winding or closing coil of the permanent magnetic vacuum breaker.
8. it to be used for the emergency operation circuit of permanent magnetic vacuum breaker as claimed in claim 7, which is characterized in that each control is opened
Pass is normally opened contact button switch.
9. it to be used for the emergency operation circuit of permanent magnetic vacuum breaker as claimed in claim 8, which is characterized in that described each whole
A needle dc voltmeter is equipped on current circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721324661.5U CN207529872U (en) | 2017-10-16 | 2017-10-16 | Emergency operation circuit for permanent magnet vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721324661.5U CN207529872U (en) | 2017-10-16 | 2017-10-16 | Emergency operation circuit for permanent magnet vacuum circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN207529872U true CN207529872U (en) | 2018-06-22 |
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ID=62568942
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721324661.5U Active CN207529872U (en) | 2017-10-16 | 2017-10-16 | Emergency operation circuit for permanent magnet vacuum circuit breaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706042A (en) * | 2017-10-16 | 2018-02-16 | 深圳供电局有限公司 | Emergency operation circuit for permanent magnet vacuum circuit breaker |
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2017
- 2017-10-16 CN CN201721324661.5U patent/CN207529872U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706042A (en) * | 2017-10-16 | 2018-02-16 | 深圳供电局有限公司 | Emergency operation circuit for permanent magnet vacuum circuit breaker |
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