CN208707641U - Plastic optical fiber communication device of electric energy meter - Google Patents
Plastic optical fiber communication device of electric energy meter Download PDFInfo
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- CN208707641U CN208707641U CN201821743717.5U CN201821743717U CN208707641U CN 208707641 U CN208707641 U CN 208707641U CN 201821743717 U CN201821743717 U CN 201821743717U CN 208707641 U CN208707641 U CN 208707641U
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- optical fiber
- plastic optical
- electric energy
- energy meter
- concentrator
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- 239000013308 plastic optical fiber Substances 0.000 title claims abstract description 116
- 238000004891 communication Methods 0.000 title claims abstract description 57
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 16
- 239000004033 plastic Substances 0.000 claims abstract description 15
- 229920003023 plastic Polymers 0.000 claims abstract description 15
- 239000000835 fiber Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 14
- 239000013307 optical fiber Substances 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 238000007726 management method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000013024 troubleshooting Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Optical Communication System (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The application discloses electric energy meter plastics optical fiber communication device includes: the system comprises a concentrator, a plurality of plastic optical fiber II type collectors and a plurality of electric energy meters; the concentrator and the plurality of plastic optical fiber II type collectors are connected through plastic optical fibers to form a main ring structure; the information transmission direction of the main ring structure is unidirectional; each plastic optical fiber II type collector and the plurality of electric energy meters are connected through plastic optical fibers to form a sub-ring structure; when the device works normally, the information transmission direction of the subring structure is one-way; when a fault is met, the information transmission direction of the subring structure is bidirectional. The device provided by the application can automatically construct a network topology of nodes such as a collector and an electric energy meter through the plastic optical fiber, supports time synchronization of the communication units through a whole-network time synchronization method, can detect disconnection of a communication link through a bidirectional transmission technology when a fault occurs, feeds back positioning information of a fault point, automatically recovers the communication link, and still can complete data communication.
Description
Technical Field
The utility model relates to the field of communication technology, especially, relate to an electric energy meter plastics optical fiber communication device.
Background
With the development of industrial automation, the original manual meter reading mode is developed into remote intelligent meter reading, and the data acquisition work of the electric meter can be completed at a far end through the existing network.
At present, the means generally adopted by an intelligent meter reading communication mechanism of an electric power user information acquisition system comprise power carrier waves, RS485 buses, micro-power wireless communication and the like, and the communication modes have the defects of low reliability, low real-time stability, weak anti-interference capability and the like. Compared with the prior art, the optical fiber communication has the characteristics of low power consumption, wide transmission frequency band, strong confidentiality, lightning protection and the like, is a development direction of intelligent meter reading, but does not combine optical fibers with an actual application scene at present, has low adaptability and is limited in market popularization. In addition, when a certain electric meter or other equipment has a fault, the existing communication mode cannot normally copy other electric meters, and the collection work is easily limited.
Therefore, how to apply the optical fiber to the power consumer information acquisition system and avoid the problem that other electric meters cannot be normally copied when a fault occurs is a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a plastic optical fiber communication device for an electric energy meter, which can detect the disconnection of a communication link through a bidirectional transmission technique, and automatically recover the communication link to complete data communication. The specific scheme is as follows:
an electric energy meter plastic optical fiber communication device, comprising: the system comprises a concentrator, a plurality of plastic optical fiber II type collectors and a plurality of electric energy meters; wherein,
the concentrator and the plurality of plastic optical fiber II type collectors are connected through plastic optical fibers to form a main ring structure; the information transmission direction of the main ring structure is unidirectional;
each plastic optical fiber II type collector and the plurality of electric energy meters are connected through plastic optical fibers to form a sub-ring structure; when the device works normally, the information transmission direction of the subring structure is unidirectional; and when a fault is met, the information transmission direction of the subring structure is bidirectional.
Preferably, in the above plastic optical fiber communication device for an electric energy meter provided by the embodiment of the present invention, the main ring structure is a dual ring structure composed of a main ring and a spare ring, and the information transmission directions of the main ring and the spare ring are opposite.
Preferably, in the above-mentioned electric energy meter plastic optical fiber communication device that the embodiment of the present invention provides, still include: a concentrator plastic fiber optic module;
the concentrator plastic optical fiber module is embedded into the concentrator for matched use;
the concentrator plastic optical fiber module and the concentrator are connected through a serial point interface, and the concentrator plastic optical fiber module is provided with two groups of plastic optical fiber interfaces which are used for being connected with the plastic optical fiber II-type collector.
Preferably, in the above-mentioned electric energy meter plastic optical fiber communication device that the embodiment of the present invention provides, still include: the electric energy meter comprises an electric energy meter plastic optical fiber module;
the electric energy meter plastic optical fiber module is embedded into the electric energy meter for matching use;
the electric energy meter plastic optical fiber structure is provided with two groups of plastic optical fiber interfaces which are respectively used for being connected with the plastic optical fiber II type collector and the adjacent electric energy meter plastic optical fiber modules.
Preferably, in the above-mentioned electric energy meter plastic optical fiber communication device that the embodiment of the present invention provides, the electric energy meter plastic optical fiber module is divided into a single-phase meter plastic optical fiber module and a three-phase meter plastic optical fiber module.
Preferably, in the embodiment of the utility model provides an among the above-mentioned electric energy meter plastics optical fiber communication device, when the electric energy meter is the 485 electric energy meter that has the RS485 interface, plastics optic fibre II type collector passes through the RS485 bus and a plurality of the 485 electric energy meter is connected.
The utility model provides a pair of electric energy meter plastics optical fiber communication device, include: the system comprises a concentrator, a plurality of plastic optical fiber II type collectors and a plurality of electric energy meters; the concentrator and the plurality of plastic optical fiber II type collectors are connected through plastic optical fibers to form a main ring structure; the information transmission direction of the main ring structure is unidirectional; each plastic optical fiber II type collector and the plurality of electric energy meters are connected through plastic optical fibers to form a sub-ring structure; when the device works normally, the information transmission direction of the subring structure is one-way; when a fault is met, the information transmission direction of the subring structure is bidirectional. The utility model provides an above-mentioned device can construct the network topology of nodes such as collector, electric energy meter automatically, and can dynamic update network topology, can also support communication unit's time synchronization through the method of whole network time synchronization, and when meetting the trouble, can detect the disconnection of the communication link in the specific range through bidirectional transmission technique, the location information of feedback fault point, supplementary fortune dimension personnel are to the troubleshooting of fault point, and automatic recovery communication link, still can accomplish data communication.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a network topology diagram of a plastic optical fiber communication device of an electric energy meter according to an embodiment of the present invention;
fig. 2 is a functional schematic diagram of a concentrator plastic optical fiber module according to an embodiment of the present invention;
fig. 3 is a functional schematic diagram of a plastic optical fiber type II collector provided in an embodiment of the present invention;
fig. 4 is a functional schematic diagram of a plastic optical fiber module of an electric energy meter according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an electric energy meter plastics optical fiber communication device, as shown in figure 1, include: the system comprises a concentrator, a plurality of plastic optical fiber II type collectors and a plurality of electric energy meters; wherein,
the concentrator and the plurality of plastic optical fiber II type collectors are connected through plastic optical fibers to form a main ring structure; the information transmission direction of the main ring structure is unidirectional;
each plastic optical fiber II type collector and the plurality of electric energy meters are connected through plastic optical fibers to form a sub-ring structure; when the device works normally, the information transmission direction of the subring structure is one-way; when a fault is met, the information transmission direction of the subring structure is bidirectional.
The embodiment of the utility model provides an among the above-mentioned electric energy meter plastic fiber communication device, constitute by a main ring structure and a plurality of sub-ring structure, the main ring structure is formed by a concentrator and a plurality of plastic fiber II type collectors through the plastic fiber connection, and the information transmission direction is one-way, that is to say adopts single fiber unidirectional technology; the sub-ring structure is formed by connecting a plastic optical fiber II type collector and a plurality of electric energy meters through plastic optical fibers; during normal operation, the information transmission direction of the sub-ring structure is unidirectional, and during fault occurrence, the information transmission direction of the sub-ring structure is bidirectional, that is, the sub-ring structure supports two technologies of single-fiber unidirectional and single-fiber bidirectional, and is a single-ring structure, that is, the plastic optical fiber communication device for the electric energy meter is compatible with two plastic optical fiber communication technologies of single-fiber unidirectional and single-fiber bidirectional, can automatically construct network topologies of nodes such as a collector, the electric energy meter and the like, and can dynamically update the network topologies, and can also support time synchronization of communication units by a method of time synchronization of the whole network, and during normal operation, the information transmission direction is unidirectional, during fault occurrence, the information transmission direction is bidirectional, and through the bidirectional transmission technology, in the sub-ring structure adopting single-fiber bidirectional transmission, disconnection of a communication link within a specific range is detected, and positioning information of a fault point is fed back, the auxiliary operation and maintenance personnel can check fault points and automatically recover the communication link, other electric energy meters in the subring structure can still be read normally, and the robustness of the device is guaranteed.
It should be noted that the plastic optical fiber communication device for the electric energy meter is suitable for town areas with relatively concentrated data acquisition points, and has network management functions of automatic formation of group network topology, network time synchronization, routing management, fault detection, safety certification and the like.
In specific implementation, in the above-mentioned electric energy meter plastic optical fiber communication device that the embodiment of the present invention provides, as shown in fig. 1, the main ring structure may be a double ring structure composed of a main ring and a spare ring, and the information transmission directions of the main ring and the spare ring are opposite, that is, the main ring structure may form a main-spare double ring communication network with one-way transmission and opposite directions.
When concrete implementation, in the embodiment of the utility model provides an among the above-mentioned electric energy meter plastics optical fiber communication device, as shown in fig. 1, when the electric energy meter is the 485 electric energy meter that has the RS485 interface, plastics optic fibre II type collector can be through RS485 bus and a plurality of the 485 electric energy meter is connected. Therefore, the plastic optical fiber II type collector supports the connection of the electric energy meter through the plastic optical fiber and also supports the connection of the 485 electric energy meter with the RS485 interface through the RS485 bus.
In specific implementation, in the above electric energy meter plastic optical fiber communication device provided in the embodiment of the present invention, as shown in fig. 2, the device may further include: a concentrator plastic fiber optic module; the concentrator plastic optical fiber module can be embedded into the concentrator for matching use, is a serial point interface with the concentrator, and is provided with two groups of plastic optical fiber interfaces which are both used for being connected with a plastic optical fiber II type collector. The plastic optical fiber module of the concentrator can convert the electric signal of the concentrator into an optical signal and transmit the optical signal to the plastic optical fiber, and can also convert the optical signal transmitted by the plastic optical fiber into an electric signal and transmit the electric signal to the concentrator.
Further, when the specific implementation is performed, in the above-mentioned electric energy meter plastic optical fiber communication device provided in the embodiment of the present invention, as shown in fig. 3, the plastic optical fiber II type collector goes upward to communicate with the adjacent node through the plastic optical fiber, and the adjacent node may be a concentrator or a plastic optical fiber II type collector; the plastic optical fiber II type collector communicates with the electric energy meter through a plastic optical fiber or an RS485 bus in a downward mode.
Furthermore, in a specific implementation, in the above plastic optical fiber communication device for an electric energy meter provided in an embodiment of the present invention, as shown in fig. 4, the plastic optical fiber communication device may further include: the electric energy meter comprises an electric energy meter plastic optical fiber module; the plastic optical fiber module of the electric energy meter can be embedded into the electric energy meter for matching use; the plastic optical fiber structure of the electric energy meter is provided with two groups of plastic optical fiber interfaces which are respectively used for being connected with the plastic optical fiber II type collector and the adjacent plastic optical fiber modules of the electric energy meter. According to different electric energy meters suitable for the electric energy meter plastic optical fiber module, the electric energy meter plastic optical fiber module can be specifically divided into a single-phase meter plastic optical fiber module and a three-phase meter plastic optical fiber module. As shown in fig. 4, the plastic optical fiber module of the electric energy meter communicates with the adjacent node through the plastic optical fiber; the adjacent nodes can be plastic optical fiber II type collectors and can also be plastic optical fiber modules of electric energy meters.
The embodiment of the utility model provides a pair of electric energy meter plastics optical fiber communication device, include: the system comprises a concentrator, a plurality of plastic optical fiber II type collectors and a plurality of electric energy meters; the concentrator and the plurality of plastic optical fiber II type collectors are connected through plastic optical fibers to form a main ring structure; the information transmission direction of the main ring structure is unidirectional; each plastic optical fiber II type collector and the plurality of electric energy meters are connected through plastic optical fibers to form a sub-ring structure; when the device works normally, the information transmission direction of the subring structure is one-way; when a fault is met, the information transmission direction of the subring structure is bidirectional. The utility model provides an above-mentioned device can construct the network topology of nodes such as collector, electric energy meter automatically, and can dynamic update network topology, can also support communication unit's time synchronization through the method of whole network time synchronization, and when meetting the trouble, can detect the disconnection of the communication link in the specific range through bidirectional transmission technique, the location information of feedback fault point, supplementary fortune dimension personnel are to the troubleshooting of fault point, and automatic recovery communication link, still can accomplish data communication.
Finally, it is further noted that, herein, relational terms are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The plastic optical fiber communication device of the electric energy meter provided by the utility model is introduced in detail, and the principle and the implementation mode of the utility model are explained by applying a specific example, and the explanation of the above embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (6)
1. An electric energy meter plastic optical fiber communication device, comprising: the system comprises a concentrator, a plurality of plastic optical fiber II type collectors and a plurality of electric energy meters; wherein,
the concentrator and the plurality of plastic optical fiber II type collectors are connected through plastic optical fibers to form a main ring structure; the information transmission direction of the main ring structure is unidirectional;
each plastic optical fiber II type collector and the plurality of electric energy meters are connected through plastic optical fibers to form a sub-ring structure; when the device works normally, the information transmission direction of the subring structure is unidirectional; and when a fault is met, the information transmission direction of the subring structure is bidirectional.
2. The plastic optical fiber communication device for the electric energy meter according to claim 1, wherein the main ring structure is a double ring structure consisting of a main ring and a spare ring, and the information transmission directions of the main ring and the spare ring are opposite.
3. The plastic optical fiber communication device for the electric energy meter according to claim 1, further comprising: a concentrator plastic fiber optic module;
the concentrator plastic optical fiber module is embedded into the concentrator for matched use;
the concentrator plastic optical fiber module and the concentrator are connected through a serial point interface, and the concentrator plastic optical fiber module is provided with two groups of plastic optical fiber interfaces which are used for being connected with the plastic optical fiber II-type collector.
4. The plastic optical fiber communication device for the electric energy meter according to claim 1, further comprising: the electric energy meter comprises an electric energy meter plastic optical fiber module;
the electric energy meter plastic optical fiber module is embedded into the electric energy meter for matching use;
the electric energy meter plastic optical fiber structure is provided with two groups of plastic optical fiber interfaces which are respectively used for being connected with the plastic optical fiber II type collector and the adjacent electric energy meter plastic optical fiber modules.
5. The plastic optical fiber communication device for the electric energy meter according to claim 4, wherein the plastic optical fiber module for the electric energy meter is divided into a single-phase meter plastic optical fiber module and a three-phase meter plastic optical fiber module.
6. The plastic optical fiber communication device for the electric energy meter according to any one of claims 1 to 5, wherein when the electric energy meter is a 485 electric energy meter with an RS485 interface, the plastic optical fiber II-type collector is connected with a plurality of 485 electric energy meters through an RS485 bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821743717.5U CN208707641U (en) | 2018-10-25 | 2018-10-25 | Plastic optical fiber communication device of electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821743717.5U CN208707641U (en) | 2018-10-25 | 2018-10-25 | Plastic optical fiber communication device of electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208707641U true CN208707641U (en) | 2019-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821743717.5U Active CN208707641U (en) | 2018-10-25 | 2018-10-25 | Plastic optical fiber communication device of electric energy meter |
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| Country | Link |
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| CN (1) | CN208707641U (en) |
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2018
- 2018-10-25 CN CN201821743717.5U patent/CN208707641U/en active Active
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