CN207842955U - Train communication system - Google Patents
Train communication system Download PDFInfo
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- CN207842955U CN207842955U CN201721384881.7U CN201721384881U CN207842955U CN 207842955 U CN207842955 U CN 207842955U CN 201721384881 U CN201721384881 U CN 201721384881U CN 207842955 U CN207842955 U CN 207842955U
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- China
- Prior art keywords
- trackside
- vehicle
- cell
- ground control
- communication system
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Abstract
The utility model discloses a kind of train communication system, which includes vehicle-mounted mobile unit, trackside fixed network system, ground control centre and multiple station network systems being connected with the ground control centre；The vehicle-mounted mobile unit is set on train, and the vehicle-mounted mobile unit includes vehicle-mounted mesh nodes and car antenna；The trackside fixed network system includes multiple trackside radio-cells that the ground control centre is connected by station network system, the multiple trackside radio-cell is along train rail linear array, each described trackside radio-cell includes trackside mesh nodes and the trackside antenna that is connected with trackside mesh nodes, for any trackside radio-cell, there is a trackside radio-cell adjacent and that the ground control centre is connected by different station network systems.The utility model can improve train in high-speed cruising with the reliability that is communicated between ground control centre.
Description
Technical field
The utility model is related to rail communication technical fields, and in particular to a kind of train communication system.
Background technology
In recent years, with the acceleration of economic development and urbanization process, urban track traffic obtains in each big city in the whole nation
Quick development, it is convenient and efficient with its, safe and reliable, haulage capacity is strong outstanding advantages of, become alleviate urban traffic blocking,
Realize the best solution route of unimpeded trip, rail traffic high, personnel's high concentration public place as mobility, exist compared with
Big network demand and more insecurity, therefore, how to improve train in high-speed cruising with ground control centre it
Between the reliability that communicates be current urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of train communication system, can improve train in high-speed cruising with ground
The reliability communicated between the control centre of face.
To achieve the above object, the technical solution of the utility model provides a kind of train communication system, including vehicle-mounted shifting
Moving cell, trackside fixed network system, ground control centre and multiple station networks being connected with the ground control centre
System；
The vehicle-mounted mobile unit is set on train, and the vehicle-mounted mobile unit includes vehicle-mounted mesh nodes and vehicle
Carry antenna；
The trackside fixed network system includes multiple rails that the ground control centre is connected by station network system
Other radio-cell, the multiple trackside radio-cell include along train rail linear array, each described trackside radio-cell
Trackside mesh nodes and the trackside antenna being connected with trackside mesh nodes have one for any trackside radio-cell
Trackside radio-cell adjacent and that the ground control centre is connected by different station network systems.
Further, each trackside radio-cell connects station network system by optical fiber link.
Further, each described station network system includes that the first interchanger and first interchanger are connected
Gateway server.
Further, the ground control centre includes second switch and the movement that is connected with the second switch
Controller, the mobile controller are stored with the identity information of the vehicle-mounted mesh nodes.
Further, first interchanger is Layer 2 switch, and the second switch is three-tier switch.
Further, the vehicle-mounted mobile unit further includes the 3rd switch being connected with the vehicle-mounted mesh nodes, institute
It states 3rd switch and is also associated with In-vehicle networking equipment.
Further, the In-vehicle networking equipment includes at least one below：
IP video cameras, network hard disk video recorder, wifi devices.
Further, the spacing between two neighboring vehicle-mounted mobile unit is 150~250 meters.
It is adjacent and pass through that train communication system provided by the utility model, wherein each trackside radio-cell have one
The trackside radio-cell of different station network system connections ground control centre, when the vehicle that wherein a trackside radio-cell is connected
For station network there are when failure, vehicle-mounted mobile unit can pass through trackside radio-cell adjacent thereto and ground control centre
Realize communication, to improve train in high-speed cruising with the reliability that is communicated between ground control centre.
Description of the drawings
Fig. 1 is a kind of schematic diagram for train communication system that the utility model embodiment provides.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
The utility model embodiment provides a kind of train communication system, including vehicle-mounted mobile unit, trackside fix net
Network system, ground control centre and multiple station network systems being connected with the ground control centre；
The vehicle-mounted mobile unit is set on train, and the vehicle-mounted mobile unit includes vehicle-mounted mesh nodes and vehicle
Carry antenna；
The trackside fixed network system includes multiple rails that the ground control centre is connected by station network system
Other radio-cell, the multiple trackside radio-cell include along train rail linear array, each described trackside radio-cell
Trackside mesh nodes and the trackside antenna being connected with trackside mesh nodes have one for any trackside radio-cell
Trackside radio-cell adjacent and that the ground control centre is connected by different station network systems.
There is a phase in the train communication system that the utility model embodiment provides, wherein each trackside radio-cell
Trackside radio-cell adjacent and that ground control centre is connected by different station network systems, when a wherein trackside radio-cell institute
For the station network system of connection there are when failure, vehicle-mounted mobile unit can pass through trackside radio-cell adjacent thereto and ground
Control centre realizes communication, to improve train in high-speed cruising with the reliability that is communicated between ground control centre.
Preferably, in the utility model embodiment, each trackside radio-cell connects station by optical fiber link
Network system.
Wherein, in the utility model embodiment, each station network system is used to form a sub- mesh network, real
Now the trackside radio-cell for connecting it is managed, for example, each described station network system include the first interchanger with
And the gateway server that first interchanger is connected, the trackside radio-cell that station network system is managed pass through optical fiber link
It is connected to the first interchanger.
Wherein, in the utility model embodiment, the ground control centre include second switch and with it is described
The connected mobile controller of second switch, the mobile controller are stored with the identity information of the vehicle-mounted mesh nodes, with
It is authenticated to entering all mobile nodes in network, for preventing uncommitted mobile node from entering in network.
Preferably, in the utility model embodiment, first interchanger is Layer 2 switch, and described second exchanges
Machine is three-tier switch.Due to station network system network be Layer 2 switch structure, for three-tier switch its
Transport layer is transparent, therefore, supports broadcast addressing function.
Wherein, in the utility model embodiment, the vehicle-mounted mobile unit further includes and the vehicle-mounted mesh nodes
Connected 3rd switch, the 3rd switch are also associated with In-vehicle networking equipment.For example, the In-vehicle networking equipment includes
At least one below：IP video cameras, network hard disk video recorder, wifi devices.
Wherein, in the utility model embodiment, spacing between two neighboring vehicle-mounted mobile unit can be 150~
250 meters.
It is a kind of schematic diagram for train communication system that the utility model embodiment provides, the train referring to Fig. 1, Fig. 1
Communication system includes that vehicle-mounted mobile unit 100, trackside fixed network system, ground control centre and the multiple and ground are controlled
The connected station network system in center processed；
Vehicle-mounted mobile unit 100 is set on train comprising 3rd switch, vehicle-mounted mesh nodes and vehicle-mounted day
Line, vehicle-mounted mesh nodes are connected to 3rd switch, 3rd switch be also associated with IP video cameras, network hard disk video recorder,
The In-vehicle networkings equipment such as wifi devices, vehicle-mounted mobile unit 100 is by vehicle-mounted mesh nodes and car antenna is realized and trackside
Each trackside radio-cell in fixed network system carries out wireless communication；
Trackside fixed network system includes that multiple tracksides that ground control centre is connected by station network system are wirelessly single
Member 210, for the multiple trackside radio-cell 210 along train rail linear array, each described trackside radio-cell includes rail
Other mesh nodes and the trackside antenna being connected with trackside mesh nodes, by trackside mesh nodes and trackside antenna realize with
The wireless communication of vehicle-mounted mobile unit 100, and then realize the data transmission between vehicle ground, the trackside of each trackside radio-cell
The free-standing fiber optical transceiver 220 of mesh nodes connection, then be connected to by optical fiber link and manage its station network system, for
Any trackside radio-cell in trackside fixed network system, exist one it is adjacent and pass through different station network systems connect
The trackside radio-cell of the ground control centre, as shown in Figure 1, the trackside that two neighboring station network system is managed is wireless
Unit is arranged in a crossed manner；
Wherein, each station network system is used to form a sub- mesh network, wireless with the trackside of management configuration quantity
Unit, each station network system include the first interchanger 410 and the gateway server that is connected with the first interchanger 410,
First interchanger 410 is connected to rack fiber optical transceiver 430, then connects managed trackside wirelessly list by optical fiber link
Member, since all trackside mesh nodes are all by wired connection, each trackside mesh nodes are network gateway interconnections
(NGI, Network Gateway Interconnect) node, gateway server are unique discrepancy that communication flows into or out mesh network
Mouthful, for preventing the annular that may be will produce by multiple NGI points neither one gateways from exchanging, to avoid the occurrence of such situation,
A sub- mesh network can be formed with (such as 30) trackside mesh nodes of every setting quantity, be carried out under the control of gateway server
Management, each sub- mesh network configure two gateway servers, including primary gateway server 421 and from gateway server 422, from
Redundancy backup of the gateway server 422 as primary gateway server 421, gateway server and the trackside mesh nodes managed are total
With the first interchanger 410 for being connected to station network system；
Ground control centre includes mobile controller 310, second switch 320 and wireless management server 330,
In, mobile controller 310 and wireless management server 330 are connected to second switch 320, and second switch 320 passes through net
Line is connected to the first interchanger 410 of each station network system；
The parameters of all trackside mesh nodes can be configured by wireless management server 330, shows trackside
The connection of mesh nodes, operating status, including transmission power, frequency, channel, the data packet number sent and received, VLAN
Setting and division, the setting of QoS, multicast, transmission priority, encryption setting etc.；
It can be authenticated to entering all mobile nodes in network by mobile controller 310, for preventing from not awarded
The mobile node of power enters in network, for example, the device authentication inventory that can prestore in mobile controller, including vehicle-mounted mesh nodes
Identity information.
For the train communication system that the utility model embodiment provides, connected when a wherein trackside radio-cell
For station network system there are when failure, vehicle-mounted mobile unit can be by trackside radio-cell adjacent thereto and ground control
The heart realizes communication, to improve train in high-speed cruising with the reliability that is communicated between ground control centre.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (8)
1. a kind of train communication system, which is characterized in that including vehicle-mounted mobile unit, trackside fixed network system, ground control
Center and multiple station network systems being connected with the ground control centre；
The vehicle-mounted mobile unit is set on train, and the vehicle-mounted mobile unit includes vehicle-mounted mesh nodes and vehicle-mounted day
Line；
The trackside fixed network system include it is multiple by station network system connect the trackside of the ground control centre without
Line unit, for the multiple trackside radio-cell along train rail linear array, each described trackside radio-cell includes trackside
It is adjacent to have one for any trackside radio-cell for mesh nodes and the trackside antenna being connected with trackside mesh nodes
And the trackside radio-cell of the ground control centre is connected by different station network systems.
2. train communication system according to claim 1, which is characterized in that each trackside radio-cell passes through optical fiber chain
Road connects station network system.
3. train communication system according to claim 1, which is characterized in that each described station network system includes the
The gateway server that one interchanger and first interchanger are connected.
4. train communication system according to claim 3, which is characterized in that the ground control centre includes the second exchange
Machine and the mobile controller being connected with the second switch, the mobile controller are stored with the vehicle-mounted mesh nodes
Identity information.
5. train communication system according to claim 4, which is characterized in that first interchanger is Layer 2 switch,
The second switch is three-tier switch.
6. train communication system according to claim 1, which is characterized in that the vehicle-mounted mobile unit further include with it is described
The connected 3rd switch of vehicle-mounted mesh nodes, the 3rd switch are also associated with In-vehicle networking equipment.
7. train communication system according to claim 6, which is characterized in that the In-vehicle networking equipment include it is below extremely
Few one kind：
IP video cameras, network hard disk video recorder, wifi devices.
8. train communication system according to claim 1, which is characterized in that between two neighboring vehicle-mounted mobile unit
Away from being 150~250 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721384881.7U CN207842955U (en) | 2017-10-24 | 2017-10-24 | Train communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721384881.7U CN207842955U (en) | 2017-10-24 | 2017-10-24 | Train communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207842955U true CN207842955U (en) | 2018-09-11 |
Family
ID=63426380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721384881.7U Expired - Fee Related CN207842955U (en) | 2017-10-24 | 2017-10-24 | Train communication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207842955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628065A (en) * | 2017-10-24 | 2018-01-26 | 北京艾恩斯网络科技有限公司 | Train communication system |
| CN109739184A (en) * | 2018-11-27 | 2019-05-10 | 福建省嘉泰智能装备有限公司 | A kind of machine tool data collection system |
-
2017
- 2017-10-24 CN CN201721384881.7U patent/CN207842955U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628065A (en) * | 2017-10-24 | 2018-01-26 | 北京艾恩斯网络科技有限公司 | Train communication system |
| CN109739184A (en) * | 2018-11-27 | 2019-05-10 | 福建省嘉泰智能装备有限公司 | A kind of machine tool data collection system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20211024 |
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| CF01 | Termination of patent right due to non-payment of annual fee |