CN206685967U - A kind of circuit breaker operation mechanism case - Google Patents
A kind of circuit breaker operation mechanism case Download PDFInfo
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- CN206685967U CN206685967U CN201720164339.4U CN201720164339U CN206685967U CN 206685967 U CN206685967 U CN 206685967U CN 201720164339 U CN201720164339 U CN 201720164339U CN 206685967 U CN206685967 U CN 206685967U
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Abstract
The utility model provides a kind of circuit breaker operation mechanism case, including：Communication module, control module, tripping mechanism, switching-on mechanism, energy storage device, and the power module powered for the communication module and the control module；The communication module receives order, and signal corresponding to receiving order is uploaded to the control module, the control module output, which is closed a floodgate, allows signal, feed motion signal, tripping enabling signal, trip operation signal, energy storage to allow one or more of signal, energy storage action signal signal, and each signal cooperates or the independent control tripping mechanism, switching-on mechanism, energy storage device action.The secondary control loop that the utility model solves current regular circuit breakers separates with operating mechanism box body, signal by a large amount of cable transmissions, signal because conversion links excessively cause breaker reliability to reduce the problem of.
Description
Technical field
It the utility model is related to operating mechanism box, more particularly to a kind of circuit breaker operation mechanism case.
Background technology
Power industry is to support the infrastructural industries and public utilities of national economy and social development, is passed through as China is national
The fast development of Ji and the continuous improvement of living standards of the people, to the degree of dependence of electric power also more and more higher.In order to realize power network
Reliable, safety, economy, numerous benefits such as efficiently, it is current so that the master of Future Power System to build intelligent grid energetically
Want developing direction.And breaker is as most important control element in power system, its intelligent intelligence to promoting whole power network
Energyization plays vital effect.
Breaker is the electric current for referring to close, carry and cut-off under normal loop condition and can closed, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.The operating mechanism box of breaker is independently of breaker
This external mechanical powder operation device operated to breaker, its main task are into machinery by the energy conversion of other forms
Can, breaker is carried out breaking-closing operating exactly.
Research in terms of the intellectuality of breaker is seldom, and especially in terms of primary cut-out, its practical novel improved is big
Majority is concentrated on above machinery and component, more dependent on new material, the appearance of new technology, from structure or material
Energy aspect optimizes to breaker actuation performance, cost, not really by the technologies such as network service, processor and open circuit
Device is accomplished organically to combine, and realizes the real intelligentized control method of breaker.
Circuit breaker operation mechanism case conventional at present, be a large amount of signals in mechanism case are connected to by a large amount of cables it is disconnected
Operation circuit, connection locked loop etc. are completed in convergence control cabinet near the device of road, external electric signal is accessed, via the machine of wide variety of conventional
After the control loop that tool auxiliary switch and auxiliary relay are engaged, combined floodgate, breaking coil are acted on, controls the division of breaker
Lock acts.
During whole control and signal feedback, the transmission of signal can pass through substantial amounts of cable, terminal, relay
Deng component, the reliability of breaker have impact on.Substantial amounts of cable adds the workload of wiring and debugging.Statistical result table
It is bright, an important factor for failure of secondary loop of breaker is circuit breaker failure.Intelligent terminal installed at present in convergence control cabinet etc.
Equipment, is not reduced the external cable signal of breaker, and loop reliability does not obtain essential raising yet.
Therefore, urgently occurs a kind of circuit breaker operation mechanism case at present, by the secondary control loop and computer of breaker
Control technology, the network communications technology are organically combined, the secondary electrical control loop to simplify the internal structure of an organization in case, disconnected so as to improve
The reliability of road device.
Utility model content
The utility model provides a kind of circuit breaker operation mechanism case, and its first purpose is solve current regular circuit breakers
Secondary control loop separated with operating mechanism box body, signal is excessively caused by a large amount of cable transmissions, signal because of conversion links
The problem of reducing breaker reliability.
The utility model provides a kind of circuit breaker operation mechanism case, including：Communication module, control module, tripping mechanism, conjunction
Brake mechanism, energy storage device, and the power module powered for the communication module and the control module；
The communication module receives order, and signal corresponding to reception order is uploaded into the control module, the control
The output of molding block, which is closed a floodgate, allows signal, feed motion signal, tripping enabling signal, trip operation signal, energy storage to allow signal, storage
One or more of energy action signal signal, each signal cooperates or the independent control tripping mechanism, combined floodgate machine
Structure, energy storage device action.
In the specific embodiment of the utility model one, the communication module includes N number of communication interface, and the N is natural number.
In the specific embodiment of the utility model one, the control module includes M processor, and the M is natural number.
In the specific embodiment of the utility model one, any one processor in M described processor can be connected to
Any one in N number of communication interface or multiple interfaces.
In the specific embodiment of the utility model one, described tripping mechanism receives 1 to x that the M processor is sent
Individual tripping enabling signal or trip operation signal, described 1 to x tripping enabling signal or trip operation signal are done at logical AND
Reason, when described 1 to x tripping enabling signal and trip operation signal export effective status, the jump in the tripping mechanism
Brake cable circle drives the tripping mechanism to complete trip operation, and the x is natural number.
In the specific embodiment of the utility model one, described switching-on mechanism receives 1 to y that the M processor is sent
Individual close a floodgate allows signal or feed motion signal, and described 1 to y combined floodgate allows signal or feed motion signal to do at logical AND
Reason, when described 1 to y, which is closed a floodgate, allows signal and feed motion signal to export effective status, the conjunction in the switching-on mechanism
Brake cable circle drives the switching-on mechanism to complete trip operation, and the y is natural number.
In the specific embodiment of the utility model one, the energy storage device receives 1 to z that M described processor is sent
Individual energy storage allows signal or energy storage action signal, and the z is natural number, and described 1 to z energy storage allows signal or energy storage to act letter
Number logical AND processing is done, when described 1 to z energy storage allows signal and energy storage action signal is effective status, the energy storage
Energy storage motor action in device, drives the energy storage device energy storage, stored energy is used for breaker open operation and feed motion.
In the specific embodiment of the utility model one, in addition to Switch position indication device, the instruction of the described position of the switch
Device can indicate that switch is currently at separating brake or closing position, and provide the position indicative signal of switch,
What the signal and the communication module that the control module is sent according to the Switch position indication device were sent
Signal carries out signal output.
In the specific embodiment of the utility model one, in addition to energy storage monitoring arrangement, described energy storage monitoring arrangement and institute
Energy storage device cooperation is stated, reacts the energy storage situation of the energy storage device；
The signal that the signal and the communication module that the control module is sent according to the energy storage monitoring arrangement are sent
Carry out signal output.
The technical solution of the utility model has advantages below：The utility model is by the various letters needed for breaker operator
Breath, is directly handled by the control module in breaker apparatus, makes breaker just can be independently by its operating mechanism box
Every control function is performed, and independent of outside switch board and a large amount of cables, this will greatly simplify the secondary returning of breaker
Road, improve the reliability and security of transformer station secondary system.Meanwhile the installation and debugging process for whole breaker can also become
Simply a large amount of wiring work that need not be outside because its control unit is in its mechanism case, during debugging, this can reduce factory
Interior debugging work load and the construction debugging work load at scene, also would be even more beneficial to the transport of equipment.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are these
Some embodiments of utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other implementations can be obtained according to these accompanying drawings.
Fig. 1 is the utility model circuit breaker operation mechanism case schematic diagram；
Fig. 2 a and Fig. 2 b are two kinds of embodiment schematic diagrams of the utility model communication interface；
Fig. 3 is the embodiment schematic diagram of the utility model signal redundancy processing scheme；
Fig. 4 signal connection signals between the utility model control module and tripping mechanism, switching-on mechanism, energy storage device
Figure；
Fig. 5 is the utility model point/embodiment schematic diagram of switching-on mechanism one；
Fig. 6 is the utility model point/another embodiment schematic diagram of switching-on mechanism；
Fig. 7 a and Fig. 7 b are the utility model point/switching-on mechanism another embodiment schematic diagram；
Fig. 8 a and Fig. 8 b are the utility model point/switching-on mechanism another embodiment schematic diagram；
Fig. 9 a and Fig. 9 b are the embodiment schematic diagram of the utility model energy storage device one.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Referring to Fig. 1, the utility model embodiment provides a kind of circuit breaker operation mechanism case, includes power module 11, communication
Module 12, control module 13, tripping mechanism 14, switching-on mechanism 15, energy storage device 16, Switch position indication device 17 and energy storage
Monitoring arrangement 18.Wherein, the power module 11 is the communication module 12, the offer working power of the control module 13.
Communication module 12 described in the utility model includes the communication interface of N number of redundancy, and the N is natural number.The communication
Interface can use electric communication interface, such as RS485, RS422,10/100/1000Base-T network interface；Or optical fiber leads to
Believe interface, such as 10/100/1000Base-Fx fiber optic Ethernets interface.External signal can be total by electric bus or optical fiber
Line accesses the communication interface of the communication module 12, while the signal in the mechanism case can also pass through the communication interface pair
Outer transmission.
Fig. 2 is two kinds of embodiments of the communication module 12.Referring to Fig. 2 a, the communication module 12 includes n of redundancy
Communication interface corresponds with communication media.Referring to Fig. 2 b, the n communication interface that the communication module 12 includes redundancy is shared logical
Believe medium, after signal of communication access mechanism case, be electrically connected to each communication interface simultaneously.
Control module 13 described in the utility model includes the processor of M redundancy, and the M is natural number.Referring to Fig. 1, institute
State N number of communication interface and be connected to the M processor.When the communication interface is 1, M processor shares 1 communication and connect
Mouthful；When communication interface is multiple, the M processor is connected with wherein any (one or more) communication interface respectively.
Fig. 3 is reality of the communication module 12 containing the scheme of 2 communication interfaces, the control module 13 containing 2 processors
Apply example.2 communication interfaces each provide data to corresponding processor, and processor each provides independent order and exported to follow-up
Control loop, the Switch position indication device 17 and energy storage monitoring arrangement 18 provide monitoring signal to processor.
Tripping mechanism 14 described in the utility model, switching-on mechanism 15, energy storage device 16 are exported by the control module 13
Control signal be controlled.
Referring to Fig. 4, control module 13 wraps M processor, and the M processor is arbitrarily connected to 1 in N number of communication interface
It is individual or multiple, realize communication interface and the redundancy of processor.The M processor passes through connected communication interface and receives jump
Lock, combined floodgate, energy storage action command, gather by first in the mechanism such as Switch position indication device 17 and the energy storage monitoring arrangement 18
One or more of the status signal that part provides signal.After M processor handles synthesis respectively, each processor can be with defeated
Go out to close a floodgate to allow signal, feed motion signal, tripping enabling signal, trip operation signal, energy storage to allow signal, energy storage to act letter
Number one or more of signal, each signal can cooperate or independent control described in tripping operation in operating mechanism box return
Road, closing circuit, the break-make of tank circuit, so as to control the action of breaker.
1 to the x tripping enabling signal or trip operation signal control that the tripping mechanism 14 is sent through the M processor
System completes trip operation, and x is natural number.Multiple tripping enabling signal or trip operation signals are in the M processor
One or more processors, when these tripping enabling signals and trip operation signal are in effective status trip(ping) circuit lead
It is logical, breaking coil is driven, realizes the action of the tripping mechanism 14.At the i.e. corresponding processor drive signal of the effective status
Represent that the tripping mechanism 14 needs to act when the state.
The switching-on mechanism 15 and the tripping mechanism 14 are similar, are also that 1 to y combined floodgate for sending M processor is permitted
Perhaps signal or feed motion signal are input to the switching-on mechanism 15, and y is natural number.Closing a floodgate allows signal and feed motion signal
When effective, closing circuit conducting, closing coil is driven, and then realize the switching-on mechanism of switching-on mechanism 15 action.
Fig. 5~Fig. 8 is jump circle/conjunction circle that jump/switching signal that the control module 13 provides controls jump/switching-on mechanism
Section Example.
Referring to Fig. 5, it is controlled by two signals by jump circle/conjunction circle of the "AND" logic to jump/switching-on mechanism, two letters
It number may come from 1 processor, can be from 2 processors.Its specific implementation method is：Signal 1, signal 2 drive
Dynamic independent relay (or electronic switch loop), output contact (or the output in electronic switch loop of in check relay
Loop) series connection, when signal 1, signal 2 are effective (for two tripping operations or combined floodgate permission/action signal), jump circle/conjunction circle place
Loop turns on, driving jump/switching-on mechanism action.
Referring to Fig. 6, signal 1, signal 2 control the positive supply and negative electricity in same relay (or electronic switch loop) respectively
The conducting in source, the output contact (or the output loop in electronic switch loop) of in check relay return with jumping circle/conjunction circle place
Road is connected, when signal 1, signal 2 are effective (for two tripping operations or combined floodgate permission/action signal), the actuating of relay, jump circle/
Close circle conducting, driving jump/switching-on mechanism action.
Fig. 7 a, Fig. 7 b, Fig. 8 a, Fig. 8 b illustrated embodiments, on the basis of Fig. 4, Fig. 5, sealed in the loop in jump circle disconnected
The normally closed auxiliary contact of road device "on" position, the normally closed auxiliary contact for sealing in breaker open operation state in the loop is enclosed closing.
When breaker open operation or in-place closing, normally-closed contact disconnects, so as to disconnect the electric current in jump/combined floodgate place loop, the protection implement
The contact of relay shown in example, in case arcing causes relay tip scaling loss.
The energy storage device 16, which receives 1 to z energy storage that M described processor is sent, allows signal or energy storage to act letter
Number, described 1 to z energy storage allows signal or energy storage action signal to do logical AND processing, and the z is natural number.When described 1 to z
When individual energy storage permission signal and energy storage action signal are effective status, the energy storage motor action in the energy storage device, drive
The energy storage device energy storage, stored energy are used for breaker open operation and feed motion.
Fig. 9 a and Fig. 9 b are the embodiment of the control loop of energy storage device 16, the control of its control principle and jump/closing circuit
Make similar, repeat no more.
Generally, for important tripping operation, closing circuit, no less than 2 signals of selection, which coordinate, to be controlled, for
Tank circuit reliability requirement is relatively low, and 1 signal control is also satisfiable.Each processor can computing output on
One or more of control signal signal is stated, this is related to the concrete function distribution of processor, in guarantor of the present utility model
Protect scope.
Alternative embodiment is：Tripping enabling signal, closing a floodgate allows signal, energy storage to allow signal common for one or two
Signal, referred to as enabling signal, other processors output jump/switching signal and energy storage signal, it is only effective in enabling signal
In the case of, the output of jump/switching signal and energy storage signal can just work, and the embodiment is also in protection of the present utility model
Scope.
The utility model embodiment Switch position indication device 17 coordinates with jump/switching-on mechanism, can as auxiliary switch
The status information of breaker is intuitively expressed to outside, while its status information can also be provided to its operating mechanism box, i.e.,
Status information is sent as calculation condition to the processor, connects and the state letter of logic blocking is formed into secondary control loop
Breath.Similarly, the energy storage device 16 is recorded by the energy storage monitoring arrangement 18 (such as travel switch), and is uploaded everywhere
Manage device, while the barring condition of other actions as breaker.In mechanism case other status signals send to processor or
Directly connect into control loop, fall within the scope of protection of the utility model.
Be present one or more of exemplary embodiments in each module of the utility model, can increase in any combination between each module
Add the method species of implementation, in the scope of protection of the utility model.
Claims (9)
- A kind of 1. circuit breaker operation mechanism case, it is characterised in that including：Communication module, control module, tripping mechanism, combined floodgate machine Structure, energy storage device, and the power module powered for the communication module and the control module；The communication module receives order, and signal corresponding to reception order is transmitted into the control module, the control module Output, which is closed a floodgate, allows signal, feed motion signal, tripping enabling signal, trip operation signal, energy storage to allow signal, energy storage to act One or more of signal signal, each signal cooperate or independently control the tripping mechanism, switching-on mechanism, energy storage Device action.
- 2. operating mechanism box according to claim 1, it is characterised in that the communication module includes N number of communication interface, institute It is natural number to state N.
- 3. operating mechanism box according to claim 2, it is characterised in that the control module includes M processor, described M is natural number.
- 4. operating mechanism box according to claim 3, it is characterised in that any one processing in M described processor Device can be connected to any one or multiple interfaces in N number of communication interface.
- 5. operating mechanism box according to claim 4, it is characterised in that described tripping mechanism receives the M processing 1 to the x tripping enabling signal or trip operation signal that device is sent, described 1 to x tripping enabling signal or trip operation signal Logical AND processing is done, when described 1 to x tripping enabling signal and trip operation signal export effective status, the tripping operation In-house breaking coil drives the tripping mechanism to complete trip operation, and the x is natural number.
- 6. operating mechanism box according to claim 5, it is characterised in that described switching-on mechanism receives the M processing 1 to y close a floodgate permission signal or the feed motion signal that device is sent, described 1 to y close a floodgate permission signal or feed motion signal Logical AND processing is done, when described 1 to y, which is closed a floodgate, allows signal and feed motion signal to export effective status, the combined floodgate In-house closing coil drives the switching-on mechanism to complete trip operation, and the y is natural number.
- 7. operating mechanism box according to claim 6, it is characterised in that the energy storage device receives M described processing 1 to z energy storage that device is sent allows signal or energy storage action signal, and the z is natural number, and described 1 to z energy storage allows signal Or energy storage action signal does logical AND processing, when described 1 to z energy storage allows signal and energy storage action signal to be effective status When, the energy storage motor action in the energy storage device drives the energy storage device energy storage, stored energy be used for breaker open operation and Feed motion.
- 8. operating mechanism box according to any one of claim 1 to 7, it is characterised in that also indicated including the position of the switch Device, described Switch position indication device can indicate that switch is currently at separating brake or closing position, and provide switch Position indicative signal,The signal that the signal and the communication module that the control module is sent according to the Switch position indication device are sent Signal output is carried out, and switch position signal by giving external control devices in the communication module.
- 9. operating mechanism box according to any one of claim 1 to 7, it is characterised in that also including energy storage monitoring arrangement, Described energy storage monitoring arrangement coordinates with the energy storage device, reacts the energy storage situation of the energy storage device；The signal that the signal and the communication module that the control module is sent according to the energy storage monitoring arrangement are sent is carried out Signal output.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720164339.4U CN206685967U (en) | 2017-02-23 | 2017-02-23 | A kind of circuit breaker operation mechanism case |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720164339.4U CN206685967U (en) | 2017-02-23 | 2017-02-23 | A kind of circuit breaker operation mechanism case |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712303A (en) * | 2017-02-23 | 2017-05-24 | 苏州云电电力科技有限公司 | Circuit breaker operating mechanism box |
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2017
- 2017-02-23 CN CN201720164339.4U patent/CN206685967U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712303A (en) * | 2017-02-23 | 2017-05-24 | 苏州云电电力科技有限公司 | Circuit breaker operating mechanism box |
| CN106712303B (en) * | 2017-02-23 | 2024-07-02 | 苏州云电电力科技有限公司 | Breaker operating mechanism box |
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