CN103618562B - Intelligent digital signal wire distribution device - Google Patents
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- CN103618562B CN103618562B CN201310690100.7A CN201310690100A CN103618562B CN 103618562 B CN103618562 B CN 103618562B CN 201310690100 A CN201310690100 A CN 201310690100A CN 103618562 B CN103618562 B CN 103618562B
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Abstract
This application discloses a kind of intelligent digital signal wire distribution device, it is arranged at each node station in digital signal spider lines, comprises collecting unit, main control unit and block; Automatically detected by the communications status of collecting unit to the communication line that this node station is correlated with, when main control unit judges that certain communication line breaks down according to testing result, control the digital signal line of block to this communication line to switch, thus elimination communication failure, ensure the proper communication between respective nodes station.Visible, the embodiment of the present application achieves the automatic maintenance to powerline network digital signal line, reduces misoperation probability, improves communication maintenance efficiency, solve the problem of prior art.
Description
Technical field
The application relates to transformer station's maintenance technology field, particularly relates to a kind of intelligent digital signal wire distribution device.
Background technology
In recent years, along with the continuous lifting of power system device automaticity, the powerline network that each transformer station and communication line thereof are formed also is rapidly developed, and deepens continuously to intellectuality.Intelligent grid not only requires safety, reliable, failsafe of trying one's best, and also requires automatically process after fault produces.Wherein, as the digital signal spider lines of the basic bearer network of power communication, it runs and safeguards and is still in the manual operation stage, especially digital signal line and distribution network node (transformer station) distribution dispersion present situation under, digital signal line is manually overhauled, safeguards and not only waste time and energy, also easily there is misoperation, seriously reduce the speed of powerline network, fail safe and reliability.
Summary of the invention
In view of this, the application's object is to provide a kind of intelligent digital signal wire distribution device, to waste time and energy, easily occur the problem of misoperation to solve the existing artificial repair and maintenance mode to powerline network digital signal line.
For achieving the above object, the application provides following technical scheme:
A kind of intelligent digital signal wire distribution device, is arranged at each node station in digital signal spider lines, comprises: collecting unit, main control unit and block;
Described collecting unit is used for: gather the communicate status information between this node station and other node stations;
Described main control unit comprises the first control module;
Described first control module is connected with described collecting unit, for judging according to described communicate status information whether the digital signal line between this node station and other node stations exists data transmission failure, if so, then generates the first switching command;
Described block is used for: switch the communication port of this node station and the annexation of digital signal line according to switching command, to ensure normal transfer of data between this node station and other corresponding node stations; Described switching command comprises described first switching command;
Described block comprises 110 blocks, for being realized the connection of described communication port and corresponding digital signal line by 110 routing terminations;
Described 110 blocks comprise mechanical linkage which controls and at least two pairs of plug connectors; Described plug connector comprises and described communication port plug connector male and the plug connector female being connected to described digital signal line one end one to one;
Described mechanical linkage which controls comprises stepping motor and telescopic dependent cable;
Each described plug connector male and plug connector female respectively with the connection of a dependent cable; Each dependent cable is connected with a stepping motor,
Described stepping motor is used for forward or reverse under the control of described switching command, to control the length of described dependent cable, makes described plug connector male or the motion of plug connector female, realizes the termination of described plug connector male and corresponding plug connector female; Wherein,
The movement locus of different described plug connector male is parallel and be all positioned at the first plane; The movement locus of different described plug connector female is parallel and be all positioned at the second plane; And described first plane is with described second plane parallel and do not overlap.
Preferably, described switching command also comprises the second switching command;
Described main control unit also comprises the second control module;
Described second control module is used for: determine the correspondence between this node station and other node stations according to practical application request, and generates described second switching command according to described correspondence.
Preferably, described first control module comprises: breakdown judge module and route choosing module;
Described breakdown judge module is used for: judge whether the digital signal line connecting this node station and other node stations exists data transmission failure, if so, then triggers described route choosing module according to described communicate status information;
Described route choosing module is used for: determine the described redundant digital holding wire that there is the digital signal line of fault, and generates and control the described digital signal line that there is fault and disconnect with corresponding communication port and control described first switching command that described redundant digital holding wire is connected with corresponding communication port.
Preferably, described intelligent digital signal wire distribution device, also comprises:
Environment monitoring module, for detecting the environmental parameter of this node station.
Preferably, described intelligent digital signal wire distribution device, also comprises:
Power supply monitoring module, for carrying out power supply management to described intelligent digital signal wire distribution device.
Preferably, described intelligent digital signal wire distribution device, also comprises:
Subsidiary communications module, for providing the secondary communication interface of described intelligent digital signal wire distribution device.
As can be seen from above-mentioned technical scheme, the intelligent digital signal wire distribution device that the application provides, automatically detected by the communications status of collecting unit to the communication line that this node station is correlated with, when main control unit judges that certain communication line breaks down according to testing result, control the digital signal line of block to this communication line to switch, thus elimination communication failure, ensure the proper communication between respective nodes station.Visible, the embodiment of the present application achieves the automatic maintenance to powerline network digital signal line, reduces misoperation probability, improves communication maintenance efficiency, solve the problem of prior art.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structured flowchart of the intelligent digital signal wire distribution device that Fig. 1 provides for the embodiment of the present application one;
The structured flowchart of the intelligent digital signal wire distribution device that Fig. 2 provides for the embodiment of the present application two;
The structure chart of mechanical linkage which controls in the intelligent digital signal wire distribution device that Fig. 3 provides for the embodiment of the present application;
The structured flowchart of the intelligent digital signal wire distribution device that Fig. 4 provides for the embodiment of the present application three.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, be clearly and completely described the technical scheme in the embodiment of the present application, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
The embodiment of the present application discloses a kind of intelligent digital signal wire distribution device, to waste time and energy, easily occur the problem of misoperation to solve the existing artificial repair and maintenance mode to powerline network digital signal line.
The embodiment of the present application one provides a kind of intelligent digital signal wire distribution device, is arranged at each node station in digital signal spider lines, for realizing the automatic maintenance of the communication line that this node station is correlated with; As shown in Figure 1, this device comprises: collecting unit 100, main control unit 200 and block 300.
Wherein, collecting unit 100 for: gather the communicate status information between this node station and other node stations.
Main control unit 200 is for carrying out Comprehensive Control to this intelligent digital signal wire distribution device, and it at least comprises the first control module 210; First control module 210 is connected with collecting unit 100, for judging according to described communicate status information whether the digital signal line between this node station and other node stations exists data transmission failure, if so, then generates the first switching command.
Block 300 for: switch the communication port of this node station and the annexation of digital signal line according to switching command, to ensure normal transfer of data between this node station and other corresponding node stations; Described switching command comprises described first switching command.
Common, for ensureing the proper communication between each node station, between two node stations of direct communication, 2 and above digital signal line can be set; Such as, digital signal line A1 and A2 is provided with between this node station A and another node station B, if the digital signal line A1 of current use breaks down, when normally can not carry out transfer of data, then carry out automatic circuit switching by block, digital signal line A1 is replaced with corresponding redundant digital holding wire A2, namely use the transfer of data that A2 realizes between node station A and B instead.
From said apparatus and function, the intelligent digital signal wire distribution device that the embodiment of the present application provides, automatically detected by the communications status of collecting unit to the communication line that this node station is correlated with, when main control unit judges that certain communication line breaks down according to testing result, control the digital signal line of block to this communication line to switch, thus elimination communication failure, ensure the proper communication between respective nodes station.Visible, the embodiment of the present application achieves the automatic maintenance to powerline network digital signal line, reduces misoperation probability, improves communication maintenance efficiency, solve the problem of prior art.
Preferably, on the basis of above-described embodiment one, the embodiment of the present application two provides another kind of intelligent digital signal wire distribution device, is arranged at each node station in digital signal spider lines, for realizing the automatic maintenance of the communication line that this node station is correlated with; As shown in Figure 2, this device comprises: collecting unit 100, main control unit 200 and block 300.
Wherein, collecting unit 100 for: gather the communicate status information between this node station and other node stations.
Main control unit 200 is for carrying out Comprehensive Control to this intelligent digital signal wire distribution device, and it at least comprises the first control module 210 and the second control module 220; First control module 210 is connected with collecting unit 100, for judging according to described communicate status information whether the digital signal line between this node station and other node stations exists data transmission failure, if so, then generates the first switching command.Second control module 220 for: determine the correspondence between this node station and other node stations according to practical application request, and generate described second switching command according to described correspondence.
Block 300 for: switch the communication port of this node station and the annexation of digital signal line according to switching command, to ensure normal transfer of data between this node station and other corresponding node stations; Described switching command comprises described first switching command and the second switching command.
The specific works process of said apparatus is as follows:
1) judgement and the process of communication failure is completed by the first control module 210.
Common, for ensureing the proper communication between each node station, between two node stations of direct communication, 2 and above digital signal line can be set; Such as, digital signal line A1 and A2 is provided with between this node station A and another node station B, if the first control module judges that the digital signal line A1 of current use breaks down, when normally can not carry out transfer of data, then generate the first switching command, control block 300 and carry out automatic circuit switching, digital signal line A1 is replaced with corresponding redundant digital holding wire A2, namely use the transfer of data that A2 realizes between node station A and B instead.
2) by the second control module 220 according to the annexation between practical communication this node station of demand modeling and other node stations.
Such as, for other node stations B, C, D etc. in this node station A and digital signal spider lines, be provided with digital signal line A-B between this node station A and B, between this node station A and C, be provided with digital signal line A-C, between this node station A and D, be provided with digital signal line A-D; If in practical application, this node station A is needed directly to communicate with node station B with C, and do not carry out direct communication with node station D, then the second control module 220 generates corresponding second switching command, the corresponding communication port of this node station A is connected with digital signal line A-B and digital signal line A-C respectively, and ensure that arbitrary communication port of this node station A all disconnects with digital signal line A-D, thus meet above-mentioned practical communication demand.
More specifically, the first control module 210 comprises: breakdown judge module 211 and route choosing module 212.
Breakdown judge module 211 for: judge whether the digital signal line connecting this node station and other node stations exists data transmission failure according to the described make-and-break status information that collecting unit 100 gathers, if so, then triggering line selection module 212;
Route choosing module 212 for: determine the described redundant digital holding wire that there is the digital signal line of fault, and generate and control the described digital signal line that there is fault and disconnect with corresponding communication port and control described first switching command that described redundant digital holding wire is connected with corresponding communication port.
Such as, breakdown judge module 211 judges that the digital signal line A1 connecting this node station A and another node station B breaks down, then route choosing module 212 judges that further which digital signal line between this node station A and another node station B can with (free time and fault-free), if judge, digital signal line A2 wherein can use, then generate the second control command, the respective communications port and the A1 that control this node station A disconnect, and be connected, thus eliminate the communication failure between node station A and B with A2.
From said structure and the course of work, the intelligent digital signal wire distribution device that the embodiment of the present application provides, achieve the direct correspondence Lookup protocol of other node stations in respective nodes station and digital signal network, communication failure overhauls automatically, significantly reduce the workload safeguarding digital signal network, time saving and energy saving, improve network operation efficiency.
Preferably, in the intelligent digital signal wire distribution device that the embodiment of the present application provides, described block adopts 110 blocks, under the control of described main control unit, is realized the connection of described communication port and corresponding digital signal line by 110 routing terminations.
More specifically, 110 blocks comprise mechanical linkage which controls and plug connector.
Described plug connector comprises at least two plug connector males and at least two plug connector females; The communication port one_to_one corresponding of described plug connector male and this node station is arranged, described plug connector female is arranged at one end of digital signal line, each plug connector male can be mated with arbitrary plug connector female and docked, and realizes the connection of respective communications port and digital signal line; By changing the matching relationship of plug connector male and plug connector female, the connection of a certain communication port and Any Digit holding wire can be realized, also namely realize the connection of a certain digital signal line and arbitrary communication port.
Described mechanical linkage which controls is used for, under main control unit sends the control of switching command, realizing the docking of corresponding plug connector male and plug connector female, changing its matching relationship.Further, for reducing the volume of execution unit as far as possible, the mechanical linkage which controls of structure shown in the preferred Fig. 3 of the embodiment of the present application, to control multiple plug connector simultaneously.
As shown in Figure 3, the mechanical linkage which controls that the embodiment of the present application provides comprises stepping motor 1, telescopic dependent cable 2 and fixed frame 3; Wherein, stepping motor 1 has multiple, each plug connector male G and each plug connector female M configures a stepping motor 1 respectively, dependent cable 2 and stepping motor 1 one_to_one corresponding, one end of dependent cable 2 is connected with a plug connector male G or plug connector female M, and the other end is connected with corresponding stepping motor 1.Its operation principle is: under the control of the switching command of main control unit transmission, stepping motor 1 carries out forward or reverse, thus drive connected dependent cable 2 to elongate or shorten, and then the plug connector male that is connected with this dependent cable 2 or plug connector female are moved; By the cooperation control to two stepping motors 1, the docking of a corresponding plug connector male and plug connector female can be realized or be separated.
On the basis of above-mentioned basic functional principle, for realizing any coupling docking of plug connector male and plug connector female, avoid " collision " phenomenon, described mechanical linkage which controls has following feature:
1) fixed frame 3 is set to rectangle frame, stepping motor 1 and dependent cable 2 for controlling plug connector male are fixed on the first limit of this rectangle frame, stepping motor 1 and dependent cable 2 for controlling plug connector female are fixed on the Second Edge of this rectangle frame, and described first limit is adjacent with Second Edge.
2) movement locus (being namely fixed on the flexible track of the dependent cable 2 on the first limit of fixed frame 3) of all plug connector males is parallel to each other, and is all positioned at the first planar S 1; The movement locus (being namely fixed on the flexible track of the dependent cable 2 of the Second Edge of fixed frame 3) of all plug connector females is parallel to each other, and is positioned at the second planar S 2; Described first planar S 1 is parallel with the second planar S 2 and do not overlap.Such as, can be set to: the movement locus of all plug connector males is all parallel to described Second Edge, the movement locus of all plug connector females is all parallel to described first limit; First planar S 1 is positioned at the top of the second planar S 2, and its spacing ensures: when plug connector male and plug connector female are positioned on the same vertical line of the first planar S 1, just can successfully dock.
A kind of mated condition as shown in Figure 3, plug connector male G1 docks with plug connector female M2, and plug connector male G2 docks with plug connector female M1; Because plug connector male G1, G2 and the movement locus of plug connector female M1, M2 lay respectively on the parallel and planar S 1 do not overlapped and S2, therefore plug connector male G1 and M2 docks, and do not stopped by M1, plug connector female M1 also can dock with G2, is not stopped by G1.
From describing above, the embodiment of the present application adopts described 110 blocks to carry out distribution (i.e. the communication port at XM station and the connection of digital signal line), the loss that block causes communication line can be reduced on to greatest extent, and this line loss compensates by various ways, as the dependent cable in mechanical linkage which controls adopts the high performance transmission cable with " adhesion structure ", distance in moving to keep cable between core, thus ensure that the consistency of dependent cable " characteristic impedance ", decrease line loss.
In the embodiment of the present application, the communicate status information that sampling unit detects specifically can comprise: whether each bar digital signal line is connected with communication port, whether whether the digital signal line that is connected with communication port have the communication port of data, this node station can receive or send data; Also can comprise the length (can be used for judging whether plug connector male docks with plug connector female or judge that whether a certain digital signal line is idle) etc. of each dependent cable in mechanical linkage which controls.
In addition, the embodiment of the present application provides three to further provide a kind of intelligent digital signal wire distribution device; As shown in Figure 4, except collecting unit 100, main control unit 200 and block 300, this device also comprises and being connected with main control unit 200 respectively:
Environment monitoring module 400, for detecting the environmental parameter of this node station, as temperature monitoring, immersion monitoring etc.;
Power supply monitoring module 500, for carrying out power supply management to described intelligent digital signal wire distribution device, as the storage battery for powering management of charging and discharging, supply power with double circuit management and energy monitoring etc.;
Subsidiary communications module 600, for providing the secondary communication interface of described intelligent digital signal wire distribution device, as interfaces such as RS232 RS485, WAN, to connect different function devices at any time, realizes the Function Extension to intelligent digital signal wire distribution device.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, described program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-OnlyMemory, ROM) or random store-memory body (RandomAccessMemory, RAM) etc.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the application.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from the spirit or scope of the application, can realize in other embodiments.Therefore, the application can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. an intelligent digital signal wire distribution device, is characterized in that, is arranged at each node station in digital signal spider lines, comprises: collecting unit, main control unit and block;
Described collecting unit is used for: gather the communicate status information between this node station and other node stations;
Described main control unit comprises the first control module;
Described first control module is connected with described collecting unit, for judging according to described communicate status information whether the digital signal line between this node station and other node stations exists data transmission failure, if so, then generates the first switching command;
Described block is used for: switch the communication port of this node station and the annexation of digital signal line according to switching command, to ensure normal transfer of data between this node station and other corresponding node stations; Described switching command comprises described first switching command;
Described block comprises 110 blocks, for being realized the connection of described communication port and corresponding digital signal line by 110 routing terminations;
Described 110 blocks comprise mechanical linkage which controls and at least two pairs of plug connectors; Described plug connector comprises and described communication port plug connector male and the plug connector female being connected to described digital signal line one end one to one;
Described mechanical linkage which controls comprises stepping motor and telescopic dependent cable;
Each described plug connector male and plug connector female respectively with the connection of a dependent cable; Each dependent cable is connected with a stepping motor,
Described stepping motor is used for forward or reverse under the control of described switching command, to control the length of described dependent cable, makes described plug connector male or the motion of plug connector female, realizes the termination of described plug connector male and corresponding plug connector female; Wherein,
The movement locus of different described plug connector male is parallel and be all positioned at the first plane; The movement locus of different described plug connector female is parallel and be all positioned at the second plane; And described first plane is with described second plane parallel and do not overlap.
2. intelligent digital signal wire distribution device according to claim 1, is characterized in that, described switching command also comprises the second switching command;
Described main control unit also comprises the second control module;
Described second control module is used for: determine the correspondence between this node station and other node stations according to practical application request, and generates described second switching command according to described correspondence.
3. intelligent digital signal wire distribution device according to claim 1 and 2, is characterized in that,
Described first control module comprises: breakdown judge module and route choosing module;
Described breakdown judge module is used for: judge whether the digital signal line connecting this node station and other node stations exists data transmission failure, if so, then triggers described route choosing module according to communicate status information;
Described route choosing module is used for: the redundant digital holding wire determining to exist the digital signal line of fault, and generates and control the described digital signal line that there is fault and disconnect with corresponding communication port and control described first switching command that described redundant digital holding wire is connected with corresponding communication port.
4. intelligent digital signal wire distribution device according to claim 1 and 2, is characterized in that, also comprises:
Environment monitoring module, for detecting the environmental parameter of this node station.
5. intelligent digital signal wire distribution device according to claim 1 and 2, is characterized in that, also comprises:
Power supply monitoring module, for carrying out power supply management to described intelligent digital signal wire distribution device.
6. intelligent digital signal wire distribution device according to claim 1 and 2, is characterized in that, also comprises:
Subsidiary communications module, for providing the secondary communication interface of described intelligent digital signal wire distribution device.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1682461A (en) * | 2002-09-10 | 2005-10-12 | 艾利森电话股份有限公司 | Protecting chain-connection monitoring system |
| CN101145832A (en) * | 2007-10-09 | 2008-03-19 | 东南大学 | A framing method based on time division synchronization code division multi-address and mobile self-organization network fusion |
| CN102571501A (en) * | 2012-02-18 | 2012-07-11 | 山东电力集团公司超高压公司 | Method for monitoring communication state of variable-frequency node in power telecontrol network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5074327B2 (en) * | 2008-08-21 | 2012-11-14 | 株式会社日立製作所 | Routing system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1682461A (en) * | 2002-09-10 | 2005-10-12 | 艾利森电话股份有限公司 | Protecting chain-connection monitoring system |
| CN101145832A (en) * | 2007-10-09 | 2008-03-19 | 东南大学 | A framing method based on time division synchronization code division multi-address and mobile self-organization network fusion |
| CN102571501A (en) * | 2012-02-18 | 2012-07-11 | 山东电力集团公司超高压公司 | Method for monitoring communication state of variable-frequency node in power telecontrol network |
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Inventor after: Xu Guojun Inventor after: Zhu Chengzhi Inventor after: Li Tiyin Inventor after: Tu Yongwei Inventor after: Yao Haiyan Inventor after: Yang Chaoyang Inventor before: Zhang Guolian Inventor before: Xu Guojun Inventor before: Yang Chaoyang Inventor before: Li Tiyin Inventor before: Tu Yongwei Inventor before: Yao Haiyan |
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Effective date of registration: 20151022 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: State Grid Zhejiang Hangzhou Yuhang District Power Supply Company Applicant after: Hangzhou Power Supply Company, State Grid Zhejiang Electric Power Company Applicant after: State Grid Zhejiang Electric Power Company Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: State Grid Zhejiang Hangzhou Yuhang District Power Supply Company |
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