CN108683481A - A kind of MVB network connection architectures and a kind of levitation train network system - Google Patents
A kind of MVB network connection architectures and a kind of levitation train network system Download PDFInfo
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- CN108683481A CN108683481A CN201810500427.6A CN201810500427A CN108683481A CN 108683481 A CN108683481 A CN 108683481A CN 201810500427 A CN201810500427 A CN 201810500427A CN 108683481 A CN108683481 A CN 108683481A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or vehicle train for signalling purposes ; On-board control or communication systems
- B61L15/0018—Communication with or on the vehicle or vehicle train
- B61L15/0036—Conductor-based, e.g. using CAN-Bus, train-line or optical fibres
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0663—Performing the actions predefined by failover planning, e.g. switching to standby network elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The invention discloses a kind of MVB network connection architectures and a kind of levitation train network system, which includes the first MVB connectors and the 2nd MVB connectors;Wherein, first via input signal is connected by the first MVB connectors with first via output signal;Second tunnel input signal is connected by the 2nd MVB connectors with the second tunnel output signal.MVB network connection architectures provided by the invention, a MVB connector include the input signal and output signal of same circuit-switched data signal, and are linked together by circuit board inside connector, while two MVB connectors are mutually redundant.When wherein some equipment is loosened or fallen off there are one MVB connector plug, another MVB connector plug internal wiring of this equipment still links together, it can guarantee that communication is normal, do not influence miscellaneous equipment normal work, improve the reliability and stability of train network communication.
Description
Technical field
The present invention relates to technical field of rail traffic, more specifically to a kind of MVB network connection architectures and a kind of magnetic
Suspension vehicle network system.
Background technology
TCMS (Chinese names:Train Control and management system, full name in English:Train Control and
Management System) communication reliability very crucial effect is played to vehicle normal operation.Train network communication is equal
For two-way redundant signals, magnetic suspension train in the prior art uses the network connection sides MVB of 61375 communication standard of standard IEC
Formula, MVB network connections are as shown in Figure 1,1,2 be respectively two MVB connectors, and the inside of two MVB connectors is connected, i.e., one
MVB connector plugs include the input signal of two paths of signals (Data-A and Data-B), another MVB connector plug includes two
The output signal of road signal, the network system of entire magnetic suspension train is as shown in Fig. 2, 1-n indicates n system unit, each system
It is connected by 4 core cables between system unit.This connection type is once the plug of MVB connector loosens or falls off, meeting
It causes all subsystem communications of this connector rear end to interrupt, the normal operation of permutation vehicle can be even influenced when serious.
Therefore, how to improve the reliability and stability of train network communication is that those skilled in the art need what is solved to ask
Topic.
Invention content
The purpose of the present invention is to provide a kind of MVB network connection architectures and a kind of levitation train network systems, improve
The reliability and stability of train network communication.
To achieve the above object, the present invention provides a kind of MVB network connection architectures, including the first MVB connectors and
Two MVB connectors;
Wherein, first via input signal is connected by the first MVB connectors with first via output signal;
Second tunnel input signal is connected by the 2nd MVB connectors with the second tunnel output signal.
Wherein, the first MVB connectors and the 2nd MVB connectors are Harting special connectors.
Wherein, the first via input signal passes through first liang of core communications cable in the first MVB connectors and institute
First via output signal is stated to be connected;
Second tunnel input signal passes through second liang of core communications cable and described second in the 2nd MVB connectors
Road output signal is connected.
Wherein, the first MVB connectors include that first liang of core communications cable terminals and second liang of core communications cable connect
Line end, the 2nd MVB connectors include two core communications cable terminals of third and the 4th liang of core communications cable terminals;
The positive signal of the first via input signal connects the first port of first liang of core communications cable terminals, institute
The first port for stating first liang of core communications cable terminals connects the 4th port of second liang of core communications cable terminals, institute
The 4th port for stating second liang of core communications cable terminals is the output port of the positive signal of the first via output signal;
The negative signal of the first via input signal connects the third port of first liang of core communications cable terminals, institute
The third port for stating first liang of core communications cable terminals connects the second port of second liang of core communications cable terminals, institute
The second port for stating second liang of core communications cable terminals is the output port of the negative signal of the first via output signal;
The positive signal of second tunnel input signal connects the second port of two core communications cable terminals of the third, institute
The second port for stating two core communications cable terminals of third connects the third port of the 4th liang of core communications cable terminals, institute
The third port for stating the 4th liang of core communications cable terminals is the output port of the positive signal of second tunnel output signal;
The negative signal of second tunnel input signal connects the 4th port of two core communications cable terminals of the third, institute
The 4th port for stating two core communications cable terminals of third connects the first port of the 4th liang of core communications cable terminals, institute
The first port for stating the 4th liang of core communications cable terminals is the output port of the negative signal of second tunnel output signal.
Wherein, the first MVB connectors further include the first connector plug;
Wherein, the first port of first connector plug connects the positive signal of the first via input signal, and second
Port connects the negative signal of the first via input signal, and the 4th port connects the of first liang of core communications cable terminals
The third port of Two-port netwerk and second liang of core communications cable terminals, fifth port connect first liang of core communications cable
The first port of 4th port of terminals and second liang of core communications cable terminals;
The 2nd MVB connectors further include the second connector plug;
Wherein, the 4th port of second connector plug connects the positive signal of second tunnel input signal, and the 5th
Port connects the negative signal of second tunnel input signal, and first port connects the of two core communications cable terminals of the third
4th port of Single port and the 4th liang of core communications cable terminals, second port connect the two core communications cable of third
The second port of the third port of terminals and the 4th liang of core communications cable terminals.
To achieve the above object, the present invention provides a kind of levitation train network systems, including multiple system units, often
A system unit includes such as above-mentioned MVB network connection architectures;
Wherein, in the first via output signal of the first MVB connectors in previous system unit and latter system unit
The first via input signal of first MVB connectors is connected;
In second tunnel output signal of the 2nd MVB connectors in the previous system unit and the latter system unit
The 2nd MVB connectors the second tunnel input signal be connected.
By above scheme it is found that a kind of MVB network connection architectures provided by the invention, including the first MVB connectors and
2nd MVB connectors;Wherein, first via input signal is connected by the first MVB connectors with first via output signal;The
Two tunnel input signals are connected by the 2nd MVB connectors with the second tunnel output signal.
MVB network connection architectures provided by the invention, a MVB connector include the input signal of same circuit-switched data signal
And output signal, and linked together by circuit board inside connector, while two MVB connectors are mutually redundant.When
Wherein some equipment is loosened or is fallen off there are one MVB connector plug, another MVB connector plug inner wire of this equipment
Road still links together, and can guarantee that communication is normal, does not influence miscellaneous equipment normal work.It can be seen that provided by the invention
MVB network connection architectures improve the reliability and stability of train network communication.The invention also discloses a kind of magnetic levitation vehicles
Network system, equally can realize above-mentioned technique effect.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of structure chart of MVB network connection architectures in the prior art;
Fig. 2 is a kind of structure chart of levitation train network system in the prior art;
Fig. 3 is a kind of structure chart of MVB network connection architectures disclosed by the embodiments of the present invention;
Fig. 4 is a kind of structure chart of levitation train network system disclosed by the embodiments of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a kind of MVB network connection architectures, the reliability of train network communication and steady is improved
It is qualitative.
Referring to Fig. 3, a kind of structure chart of MVB network connection architectures disclosed by the embodiments of the present invention, as shown in figure 3, including
First MVB connectors and the 2nd MVB connectors;
Wherein, first via input signal is connected by the first MVB connectors with first via output signal;
Second tunnel input signal is connected by the 2nd MVB connectors with the second tunnel output signal.
In specific implementation, as shown in figure 3,1,2 be respectively the first MVB connectors and the 2nd MVB connectors, Data-A is
First via signal, Data-B are second road signal, the input signal and output signal of Data-A with the first MVB connector phases
Even, similarly, the input signal and output signal of Data-B are connected with the 2nd MVB connectors.
MVB network connection architectures provided in an embodiment of the present invention, a MVB connector include the defeated of same circuit-switched data signal
Enter signal and output signal, and linked together by circuit board inside connector, while two MVB connectors are superfluous each other
It is remaining.When wherein some equipment is loosened or is fallen off there are one MVB connector plug, another MVB connector plug of this equipment
Internal wiring still links together, and can guarantee that communication is normal, does not influence miscellaneous equipment normal work.It can be seen that of the invention
The MVB network connection architectures that embodiment provides improve the reliability and stability of train network communication.
On the basis of the above embodiments, preferably, the first MVB connectors and the 2nd MVB
Connector is Harting special connectors.
Preferably, the first MVB connectors and the 2nd MVB connectors are all made of the special connector of 8 terminal types of Harting.
On the basis of the above embodiments, preferably, the first via input signal passes through described first
First liang of core communications cable in MVB connectors is connected with the first via output signal;
Second tunnel input signal passes through second liang of core communications cable and described second in the 2nd MVB connectors
Road output signal is connected.
On the basis of the above embodiments, preferably, the first MVB connectors include that first liang of core is logical
Believe that cable end and second liang of core communications cable terminals, the 2nd MVB connectors include that the two core communications cable of third connects
Line end and the 4th liang of core communications cable terminals;
The positive signal of the first via input signal connects the first port of first liang of core communications cable terminals, institute
The first port for stating first liang of core communications cable terminals connects the 4th port of second liang of core communications cable terminals, institute
The 4th port for stating second liang of core communications cable terminals is the output port of the positive signal of the first via output signal;
The negative signal of the first via input signal connects the third port of first liang of core communications cable terminals, institute
The third port for stating first liang of core communications cable terminals connects the second port of second liang of core communications cable terminals, institute
The second port for stating second liang of core communications cable terminals is the output port of the negative signal of the first via output signal;
The positive signal of second tunnel input signal connects the second port of two core communications cable terminals of the third, institute
The second port for stating two core communications cable terminals of third connects the third port of the 4th liang of core communications cable terminals, institute
The third port for stating the 4th liang of core communications cable terminals is the output port of the positive signal of second tunnel output signal;
The negative signal of second tunnel input signal connects the 4th port of two core communications cable terminals of the third, institute
The 4th port for stating two core communications cable terminals of third connects the first port of the 4th liang of core communications cable terminals, institute
The first port for stating the 4th liang of core communications cable terminals is the output port of the negative signal of second tunnel output signal.
On the basis of the above embodiments, preferably, the first MVB connectors further include the first connection
Device plug;
Wherein, the first port of first connector plug connects the positive signal of the first via input signal, and second
Port connects the negative signal of the first via input signal, and the 4th port connects the of first liang of core communications cable terminals
The third port of Two-port netwerk and second liang of core communications cable terminals, fifth port connect first liang of core communications cable
The first port of 4th port of terminals and second liang of core communications cable terminals;
The 2nd MVB connectors further include the second connector plug;
Wherein, the 4th port of second connector plug connects the positive signal of second tunnel input signal, and the 5th
Port connects the negative signal of second tunnel input signal, and first port connects the of two core communications cable terminals of the third
4th port of Single port and the 4th liang of core communications cable terminals, second port connect the two core communications cable of third
The second port of the third port of terminals and the 4th liang of core communications cable terminals.
As shown in figure 3,3,4 be respectively the terminals of the two core communications cables, 5 be the connection plug of MVB connectors, and connection is inserted
1 in head is first port, and port serial number is laterally incremented by.It can include the terminal electricity of 120 Ω inside each MVB connectors
Resistance, does not limit the specific resistance value of the terminal resistance specifically herein, and those skilled in the art can be according to actual conditions spirit
Selection living, each MVB connectors use the connection type of the communications cable one-in-and-one-out of two two cores.In the present embodiment, communication
Data-A and Data-B two paths of data is respectively connected to the first MVB connectors by the transmission of data by the way of two-way redundancy
With the 2nd MVB connectors, Data-A is inputted from terminals 3, is exported from terminals 4, and the communication connection of Data-B data is identical, passes through
The plug 5 of two MVB connectors makes each system unit of levitation train form train network.
Present invention also provides a kind of levitation train network systems, referring to Fig. 4, a kind of magnetic disclosed by the embodiments of the present invention
The structure chart of suspension vehicle network system, as shown in figure 4, including multiple system units, each system unit includes such as
Above-mentioned MVB network connection architectures;
Wherein, in the first via output signal of the first MVB connectors in previous system unit and latter system unit
The first via input signal of first MVB connectors is connected;
In second tunnel output signal of the 2nd MVB connectors in the previous system unit and the latter system unit
The 2nd MVB connectors the second tunnel input signal be connected.
As shown in figure 4,1,2 ... n are each system unit of magnetic suspension train, such as door control unit, suspension monitoring
Unit, the control unit that tests the speed etc., two-way communication data are connected to latter system after the output of the MVB connectors of previous system unit
The corresponding MVB connectors of unit, when in wherein certain system unit there are one MVB connector plugs loosen or fall off, this system
Another MVB connector plug internal wiring of unit still links together, and can guarantee that communication is normal, is not influencing miscellaneous equipment just
Often work.It can be seen that levitation train network system provided in an embodiment of the present invention, improves the reliable of train network communication
Property and stability.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Each embodiment is described by the way of progressive in specification, the highlights of each of the examples are with other realities
Apply the difference of example, just to refer each other for identical similar portion between each embodiment.For system disclosed in embodiment
Speech, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related place is referring to method part illustration
.It should be pointed out that for those skilled in the art, under the premise of not departing from the application principle, also
Can to the application, some improvement and modification can also be carried out, these improvement and modification also fall into the application scope of the claims
It is interior.
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only that
A little elements, but also include other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
Claims (6)
1. a kind of MVB network connection architectures, which is characterized in that including the first MVB connectors and the 2nd MVB connectors;
Wherein, first via input signal is connected by the first MVB connectors with first via output signal;
Second tunnel input signal is connected by the 2nd MVB connectors with the second tunnel output signal.
2. MVB network connection architectures according to claim 1, which is characterized in that the first MVB connectors and described second
MVB connectors are Harting special connectors.
3. MVB network connection architectures according to claim 2, which is characterized in that the first via input signal passes through described
First liang of core communications cable in first MVB connectors is connected with the first via output signal;
Second tunnel input signal is defeated by second liang of core communications cable in the 2nd MVB connectors and second road
Go out signal to be connected.
4. MVB network connection architectures according to claim 3, which is characterized in that the first MVB connectors include first liang
Core communications cable terminals and second liang of core communications cable terminals, the 2nd MVB connectors include two core communication line of third
Cable terminals and the 4th liang of core communications cable terminals;
The positive signal of the first via input signal connects the first port of first liang of core communications cable terminals, and described
The first port of one or two core communications cable terminals connects the 4th port of second liang of core communications cable terminals, and described
4th port of two liang of core communications cable terminals is the output port of the positive signal of the first via output signal;
The negative signal of the first via input signal connects the third port of first liang of core communications cable terminals, and described
The third port of one or two core communications cable terminals connects the second port of second liang of core communications cable terminals, and described
The second port of two liang of core communications cable terminals is the output port of the negative signal of the first via output signal;
The positive signal of second tunnel input signal connects the second port of two core communications cable terminals of the third, and described
The second port of three liang of core communications cable terminals connects the third port of the 4th liang of core communications cable terminals, and described
The third port of four liang of core communications cable terminals is the output port of the positive signal of second tunnel output signal;
The negative signal of second tunnel input signal connects the 4th port of two core communications cable terminals of the third, and described
4th port of three liang of core communications cable terminals connects the first port of the 4th liang of core communications cable terminals, and described
The first port of four liang of core communications cable terminals is the output port of the negative signal of second tunnel output signal.
5. MVB network connection architectures according to claim 4, which is characterized in that the first MVB connectors further include first
Connector plug;
Wherein, the first port of first connector plug connects the positive signal of the first via input signal, second port
The negative signal of the first via input signal is connected, the 4th port connects the second end of first liang of core communications cable terminals
The third port of mouth and second liang of core communications cable terminals, fifth port connect first liang of core communications cable wiring
The first port of 4th port and second liang of core communications cable terminals at end;
The 2nd MVB connectors further include the second connector plug;
Wherein, the 4th port of second connector plug connects the positive signal of second tunnel input signal, fifth port
The negative signal of second tunnel input signal is connected, first port connects the first end of two core communications cable terminals of the third
4th port of mouth and the 4th liang of core communications cable terminals, second port connect the two core communications cable wiring of third
The second port of the third port at end and the 4th liang of core communications cable terminals.
6. a kind of levitation train network system, which is characterized in that including multiple system units, each system unit wraps
Include MVB network connection architectures as described in any one in claim 1-5;
Wherein, the first via output signal of the first MVB connectors in previous system unit and first in latter system unit
The first via input signal of MVB connectors is connected;
Second tunnel output signal of the 2nd MVB connectors in the previous system unit and the in the latter system unit
Second tunnel input signal of two MVB connectors is connected.
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CN201810500427.6A CN108683481A (en) | 2018-05-23 | 2018-05-23 | A kind of MVB network connection architectures and a kind of levitation train network system |
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Address after: 410100 No. 88 East 7 Line, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Applicant after: China Railway Construction Heavy Industry Group Co.,Ltd. Address before: 410100 No. 88 Dongqi Road, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Applicant before: China Railway Construction Heavy Industry Co.,Ltd. |
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Application publication date: 20181019 |