CN208241403U - A kind of active and standby access automatic switching device of relay protection business - Google Patents
A kind of active and standby access automatic switching device of relay protection business Download PDFInfo
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- CN208241403U CN208241403U CN201820833837.8U CN201820833837U CN208241403U CN 208241403 U CN208241403 U CN 208241403U CN 201820833837 U CN201820833837 U CN 201820833837U CN 208241403 U CN208241403 U CN 208241403U
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- module
- relay protection
- cut equipment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses a kind of active and standby access automatic switching devices of relay protection business, the device is connected between relay protection business A and relay protection business B, the device includes the first fling-cut equipment and the second fling-cut equipment, first fling-cut equipment connects relay protection business A, second fling-cut equipment connects relay protection business B, and first fling-cut equipment and the second fling-cut equipment are connected；The structure of first fling-cut equipment and the second fling-cut equipment is identical.The utility model is able to achieve real automatic switchover, and the intensity by detecting optical signal judges whether to switch.
Description
Technical field
The utility model belongs to communication equipment field, and in particular to a kind of active and standby access automatic switching dress of relay protection business
It sets.
Background technique
In recent years, with the universal advantage with transmission performance of optical fiber, many fields are all using it as a kind of transmission
Means, it is especially prominent in the communications field.Fiber optic communication has become widely known.But how to guarantee communication service
Normal reliable is not interrupted, failure, maintenance, maintenance when communication service do not interrupt.Previous scheme be do two communication channels, or
Simple channel handover scheme is realized.These schemes are disadvantageous in that:
1), manual switching jumping fiber；2), manual switching communication channel；3), simply automatically switch channel.
The simple scheme that automatically switches is as depicted in figs. 1 and 2, and light shifter and interchanger are used in conjunction with same power supply, pass through
The mode of power loss realizes automatic switchover.Individually power supply is as shown in fig. 3, it was found that manually realize switching after failure.
The above scheme has a common ground, exactly will cause of short duration communication disruption, needs to reconnect, and accidentally grasps
Make etc..If being likely to result in huge loss in the communication of relay protection service disconnection.For this reason, it may be necessary to develop a kind of for relay protection business
Active and standby access automatic switching device.
Utility model content
It is existing to overcome the purpose of this utility model is to provide a kind of active and standby access automatic switching device of relay protection business
The problem of in the presence of technology.
In order to solve the above technical problems, the utility model uses the following technical solution:
A kind of active and standby access automatic switching device of relay protection business, the device be connected to relay protection business A and relay protection business B it
Between, which includes the first fling-cut equipment and the second fling-cut equipment, and first fling-cut equipment connects relay protection business A, and described the
Two fling-cut equipments connect relay protection business B, and first fling-cut equipment and the second fling-cut equipment are connected；
The structure of first fling-cut equipment and the second fling-cut equipment is identical, includes:
Light detection module, for being converted into electric signal after luminous intensity is carried out physics sampling and being sent to signal processing mould
Block；
Signal processing module after the signal for inputting light detection module is AD converted, judges whether to set lower than one
Definite value, if it is sends instructions to control and drive module switches over movement；
Implementing result for executing the instruction of signal processing module sending, and is fed back to signal by control and drive module
Processing module；
Access switching module, for according to control it is corresponding with the progress of the signal of drive module act, and by implementing result
Feed back to control and drive module；
Wireless communication module, the information exchange for administrative staff and the switching device；
The light detection module is connected with signal processing module, the signal processing module and control and drive module, nothing
Line communication module is connected, and the control is connected with drive module with access switching module.
Further, the pin T3 in first fling-cut equipment and pin R3 be separately connected relay protection business A pin R and
Pin T；
Pin T1, pin R1, pin T4 and pin R4 in first fling-cut equipment are separately connected the second fling-cut equipment
In pin R1, pin T1, pin R4 and pin T4；
Pin T3 and pin R3 in second fling-cut equipment are separately connected the pin R and pin T of relay protection business B.
It further, further include 485 communication modules being connect with the signal processing module.
Further, the signal processing module uses MCU processor.
Compared with prior art, the utility model has the beneficial effects that the utility model provides a kind of master of relay protection business
Standby access automatic switching device has the advantage that
1), the utility model can replace manual switching when relay protection business uses.
2), the utility model is able to achieve real automatic switchover, and the intensity by detecting optical signal judges whether to switch.
3), the utility model is avoided that the maloperation that manual switching occurs.
4), the utility model is able to achieve the switching that do not go offline, and guarantees that communication is normal.
5), the utility model can report administrative staff after automatic switchover.
6), the utility model energy administrative staff can remotely operate switching, return to operation acknowledgement information, must confirm (i.e. quiet
State password and dynamic password are all correct) after just execute switching action.
It 7), was to sample after light electro-optic conversion in the past, this will be handled optical signal.The utility model is only to luminous intensity
It is detected, without light electro-optic conversion, is not influenced to carry out physics sampling in the case where communication service.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is to increase the normal condition figure after light shifter in the prior art.
Fig. 2 is switching construction figure when power distribution room A breaks down after increasing light shifter in the prior art.
Fig. 3 is binary channels handover scheme figure in the prior art.
Fig. 4 is the active and standby access automatic switching device frame diagram of the relay protection business of the utility model.
Fig. 5 is the frame diagram of fling-cut equipment in the utility model.
Fig. 6 is the circuit diagram of signal processing module in the utility model.
Fig. 7 is the circuit diagram of 485 communication modules in the utility model.
Fig. 8 is the circuit diagram of wireless communication module in the utility model.
Fig. 9 is the schematic diagram of light detection module and access switching module in the utility model.
Figure 10 is the circuit diagram controlled in the utility model with drive module.
Figure 11 is the circuit diagram that control access switching module is used in the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is described in further detail the utility model.It should be appreciated that specific embodiment described herein is only used to solve
The utility model is released, the utility model is not limited.
The present invention will be further illustrated below in conjunction with specific embodiments.It is practical new that these embodiments are merely to illustrate this
Type rather than limitation the scope of the utility model.In the description of the present invention, it should be noted that unless otherwise clear
Regulation and restriction, term " installation ", " being equipped with ", " connection " shall be understood in a broad sense, can also be with for example, it may be fixedly connected
It is to be detachably connected, or be integrally connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
Connection inside a element.For the ordinary skill in the art, above-mentioned term can be understood in this reality with concrete condition
With the concrete meaning in novel.
As shown in figure 4, the present embodiment provides a kind of active and standby access automatic switching device of relay protection business, which is connected to
Between relay protection business A and relay protection business B, which includes the first fling-cut equipment and the second fling-cut equipment, and first switching is set
Standby connection relay protection business A, second fling-cut equipment connect relay protection business B, first fling-cut equipment and the second fling-cut equipment
It is connected.
As shown in fig.5, the structure of first fling-cut equipment and the second fling-cut equipment is identical, it include: light detection mould
Block, signal processing module, control and drive module, access switching module, wireless communication module and 485 communication modules, Ge Gemo
Block is described as follows.
As shown in fig.9, the light detection module, for passing through light-sensitive device (the predominantly photoswitch of outsourcing) for light intensity
Degree is converted into electric signal after carrying out physics sampling and is sent to signal processing module.
As shown in fig.6, the signal processing module, after the signal for inputting light detection module is AD converted,
Judge whether if it is to send instructions to control lower than a setting value and drive module switches over movement, and signal processing
Module detection operation implementing result signal, and module or 485 communication modules (as shown in Figure 7) are uploaded to management by wireless communication
Personnel.
As shown in fig.10, the control and drive module, for executing the instruction of signal processing module sending, and will hold
Row result feeds back to signal processing module.
Refering to shown in Fig. 9 and Figure 11, the access switching module (i.e. control circuit control photoswitch carries out corresponding actions),
For acting according to control is corresponding with the progress of the signal of drive module, and implementing result is fed back into control and drive module,
It will not cause to go offline.
As shown in fig.8, the wireless communication module, for the information exchange of administrative staff and the switching device, management
Personnel can carry out relevant operation to fling-cut equipment by it.
The light detection module is connected with signal processing module, the signal processing module and control and drive module, nothing
Line communication module is connected, and the control is connected with drive module with access switching module, 485 communication module and signal processing
Module is connected.
The specific connection type of fling-cut equipment are as follows: pin T3 and pin R3 in first fling-cut equipment be separately connected after
The pin R and pin T of guarantor's business A；Pin T1, pin R1, pin T4 and pin R4 in first fling-cut equipment connect respectively
Meet pin R1, pin T1, pin R4 and the pin T4 in the second fling-cut equipment；Pin T3 in second fling-cut equipment and draw
Foot R3 is separately connected the pin R and pin T of relay protection business B.
The utility model realizes switching flow are as follows: when normal, selects primary route to be communicated, at this time both ends relay protection business
A, B device is in connected state；If encountering the external main cable of fling-cut equipment all to disconnect, fling-cut equipment is according to light detection module
Testing result automatically switch to alternate routing, both ends relay protection business A, B device are similarly in connected state at this time.
The utility model realizes that the principle of optical path automatic switching is not simple dual transmitting and receiving, but optical path is used to switch shape
Formula, therefore ensure that the attenuation value of optical power is limited within the scope of 1dBm to greatest extent.
In the utility model there are many trigger mechanisms of optical path automatic switching, without being communicated between terminal device, but it is skilful
The working mechanism that unidirectional trigger action causes optical power change to trigger so as to cause opposite end is applied wonderfully, realizes two sides collaboration.
And in order to guarantee service security, in terms of trigger action, provided with perfect logic, malfunction tripping not will cause.
The utility model is embedded in communication module, mobile phone terminal can be sent instructions to equipment state, in order to failure
Know in advance and live traffic analyze.
The utility model, which introduces devices, the redundancy backups and anti-interference ability for equipment such as house dog, big promotion.
The utility model realizes multi-purpose type set composite, can be realized equipment bypass and the multipurpose scene of line bypass turns
It changes.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, although ginseng
The utility model is described in detail according to previous embodiment, it for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in practical
Within novel protection scope.
Claims (4)
1. a kind of active and standby access automatic switching device of relay protection business, which is characterized in that the device be connected to relay protection business A and after
Between guarantor's business B, which includes the first fling-cut equipment and the second fling-cut equipment, and first fling-cut equipment connects relay protection business
A, second fling-cut equipment connect relay protection business B, and first fling-cut equipment and the second fling-cut equipment are connected；
The structure of first fling-cut equipment and the second fling-cut equipment is identical, includes:
Light detection module, for being converted into electric signal after luminous intensity is carried out physics sampling and being sent to signal processing module；
Signal processing module after the signal for inputting light detection module is AD converted, judges whether lower than a setting value,
If it is it sends instructions to control and drive module switches over movement；
Implementing result for executing the instruction of signal processing module sending, and is fed back to signal processing by control and drive module
Module；
Access switching module for acting according to control is corresponding with the progress of the signal of drive module, and implementing result is fed back
To control and drive module；
Wireless communication module, the information exchange for administrative staff and the switching device；
The light detection module is connected with signal processing module, the signal processing module and control and drive module, channel radio
Believe that module is connected, the control is connected with drive module with access switching module.
2. the active and standby access automatic switching device of relay protection business according to claim 1, which is characterized in that described first throws
Cut pin R and pin T that pin T3 and pin R3 in equipment are separately connected relay protection business A；
Pin T1, pin R1, pin T4 and pin R4 in first fling-cut equipment are separately connected in the second fling-cut equipment
Pin R1, pin T1, pin R4 and pin T4；
Pin T3 and pin R3 in second fling-cut equipment are separately connected the pin R and pin T of relay protection business B.
3. the active and standby access automatic switching device of relay protection business according to claim 1, which is characterized in that further include and institute
State 485 communication modules of signal processing module connection.
4. the active and standby access automatic switching device of relay protection business according to claim 1, which is characterized in that at the signal
It manages module and uses MCU processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820833837.8U CN208241403U (en) | 2018-05-31 | 2018-05-31 | A kind of active and standby access automatic switching device of relay protection business |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820833837.8U CN208241403U (en) | 2018-05-31 | 2018-05-31 | A kind of active and standby access automatic switching device of relay protection business |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208241403U true CN208241403U (en) | 2018-12-14 |
Family
ID=64576318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820833837.8U Active CN208241403U (en) | 2018-05-31 | 2018-05-31 | A kind of active and standby access automatic switching device of relay protection business |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208241403U (en) |
-
2018
- 2018-05-31 CN CN201820833837.8U patent/CN208241403U/en active Active
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