CN204046594U - Be applied to terrestrial wireless communication device and the wireless communication system that train storehouse handed over by rail - Google Patents
Be applied to terrestrial wireless communication device and the wireless communication system that train storehouse handed over by rail Download PDFInfo
- Publication number
- CN204046594U CN204046594U CN201420485002.XU CN201420485002U CN204046594U CN 204046594 U CN204046594 U CN 204046594U CN 201420485002 U CN201420485002 U CN 201420485002U CN 204046594 U CN204046594 U CN 204046594U
- Authority
- CN
- China
- Prior art keywords
- wireless communication
- communication device
- train
- terrestrial wireless
- leakage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The utility model provides a kind of and is applied to terrestrial wireless communication device and the wireless communication system that train storehouse handed over by rail, it is characterized in that, comprise: the multiple leakage units be connected in parallel, this leakage unit each is laid on by a track, for launching or receiving electromagnetic wave signal; The terminate load corresponding with leakage unit number, each terminate load is connected with the end of a leakage unit, for electromagnetic wave absorption energy; Splitter, have and close terminal and point terminal, this point of terminal is connected with the front end of all leakage units; And terrestrial wireless communication unit, be connected with the conjunction terminal of splitter, for transmitting electromagnetic wave signal.
Description
Technical field
The utility model relates to wireless communication field, particularly adopts leakage coaxial cable to hand over the terrestrial wireless communication device in train storehouse and wireless communication system as the rail that is applied to of radiating element.
Background technology
Develop rapidly along with socioeconomic, the Internet and wireless communication technology merge dexterously.Two-forty, high-performance, compatibility and fail safe have become the common requirements of user, and user is to communicate whenever and wherever possible and the demand of information service also becomes more urgent.The extensive use of the development of the communication technology, especially wireless communication technology, has not only promoted the development of national economy, more brings to the life of people convenient, has indispensable effect equally in field of urban rail.
City rail hands over vehicular traffic section as the important composition element in City Rail Transit System, the administrative center location being storing cycle, checking, reorganize and outfit, use and repair, also carry the Mechatronic Systems such as communication, signal, power supply, and the patrolling and examining of the facility such as track, building, to maintain and the task such as maintenance.
Rail transit train runs and monitoring information record, and every day all generates a large amount of data, how these data is sent to control centre of rolling stock section quickly and safely, is the difficult problem that rolling stock section's need of information emphasis solves.Adopt at present mostly manual operation to carry out transfer of data, by USB flash disk by data copy to control centre of rolling stock section.So not only waste time and energy, and finish message is deposited lack of standardization, the fail safe of information also can not get ensureing.
Common wireless communication mode arranges omnidirectional or directional antenna in train storehouse, installs reception antenna, carry out radio communication at roof.But the signal attenuation of omnidirectional or directional antenna is very fast, and signal radiation scope is little, and is easily subject to the interference of outer signals.
Utility model content
The utility model carries out for the problems referred to above, and object is to provide a kind of the terrestrial wireless communication device and the wireless communication system that are applied to rail transit train storehouse, fast, safely train information can be sent to control centre of rolling stock section.
The utility model for achieving the above object, have employed following technical scheme:
< structure 1>
The utility model provides a kind of and is applied to the terrestrial wireless communication device that train storehouse handed over by rail, and it is characterized in that, comprising: the multiple leakage units be connected in parallel, this leakage unit each is laid on by a track, for launching or receiving electromagnetic wave signal; The terminate load corresponding with leakage unit number, each terminate load is connected with the end of a leakage unit, for electromagnetic wave absorption energy; Splitter, have and close terminal and point terminal, this point of terminal is connected with the front end of all leakage units; And terrestrial wireless communication unit, be connected with the conjunction terminal of splitter, for transmitting electromagnetic wave signal.
Further, the terrestrial wireless communication device being applied to rail friendship train storehouse involved by the utility model, can also have such feature: wherein, leakage unit is leakage coaxial cable.
In addition, the terrestrial wireless communication device being applied to rail friendship train storehouse involved by the utility model, can also have such feature: wherein, leakage unit is crack waveguide tube.
In addition, the terrestrial wireless communication device being applied to rail friendship train storehouse involved by the utility model, can also have such feature: wherein, and the front end of each leakage unit is connected with a point terminal for splitter by a radio frequency coaxial-cable.
< structure 2>
The utility model also provides a kind of and is applied to the wireless communication system that train storehouse handed over by rail, and it is characterized in that, comprising: at least one terrestrial wireless communication device, is the terrestrial wireless communication device described in above-mentioned any one; With at least one mounted in-vehicle wireless communication device ON TRAINS, the data message of this train is sent to terrestrial wireless communication device, and accept the next electromagnetic wave signal of this terrestrial wireless communication device transmission.
Further, the wireless communication system being applied to rail friendship train storehouse involved by the utility model, can also have such feature: in-vehicle wireless communication device comprises in-vehicle wireless communication unit and car antenna, wherein, car antenna is installed in the bottom of train.
The effect of utility model and effect
The terrestrial wireless communication device being applied to rail friendship train storehouse involved by the utility model, because lay leakage unit on every bar track side, be used for radiation or receive electromagnetic wave signal, be connected with wireless communication unit by splitter after leakage unit parallel connection, therefore train operation and monitoring information can be sent to control centre of rolling stock section, the control signal of rolling stock section can also be sent to train, thus realize radio communication safe and efficient between train and control centre of rolling stock section.
In addition, adopt leakage unit as wireless radiation unit in this radio communication device, radiation signal not only can be made to stablize, and antijamming capability is strong, and the larger leakage unit of diameter can also be adopted to reduce the decay of signal.
Accompanying drawing explanation
Fig. 1 is applied to the structural representation that the wireless communication system in train storehouse handed over by rail;
Fig. 2 is the structural representation of terrestrial wireless communication device;
Fig. 3 be terrestrial wireless communication device in train storehouse schematic diagram is set; And
Fig. 4 is the structural representation of leakage coaxial cable.
Embodiment
Below in conjunction with accompanying drawing, the radio communication device in train storehouse is handed over to be elaborated to the rail that is applied to involved by the utility model.
Fig. 1 is applied to the structural representation that the wireless communication system in train storehouse handed over by rail.
As shown in Figure 1, wireless communication system 100 comprises terrestrial wireless communication device 101 and in-vehicle wireless communication device 102.
Fig. 2 is the structural representation of terrestrial wireless communication device.
As shown in Figure 1, 2, terrestrial wireless communication device 101 comprises multiple leakage unit 103, multiple terminate load 104, radio frequency coaxial-cable 105, splitter 106 and terrestrial wireless communication unit 107.
In the present embodiment, leakage unit 103 is leakage coaxial cables 103.Leakage coaxial cable 103 is corresponding with train rail number, and every bar leakage coaxial cable 103 is laid on by a train rail, for launching or coupling reception electromagnetic wave signal.
Terminate load 104 is corresponding with the number of leakage coaxial cable 103, and each terminate load 104 is connected to the end of a leakage coaxial cable 103, transmits for absorbing leakage coaxial cable 103 the electromagnetic wave energy of coming.
Radio frequency coaxial-cable 105 is corresponding with the number of leakage coaxial cable 103, and one end of each radio frequency coaxial-cable 105 is connected with the front end of a leakage coaxial cable 103.
Splitter 106 has conjunction terminal and point terminal, and the other end of all radio frequency coaxial-cables 105 is connected by point terminal, thus is together in parallel by leakage coaxial cable 103.
Terrestrial wireless communication unit 107 is connected with the conjunction terminal of splitter 106, for the transmission of signal.
Terrestrial wireless communication unit 107 is connected with optical fiber switch 109 by optical fiber 108, and optical fiber switch 109 is for carrying out relaying and amplification to signal.Optical fiber switch 109 connects the main controller 111 of control centre of rolling stock section by ethernet line 110.
As shown in Figure 1, in wireless communication system 100, in-vehicle wireless communication device 102 is arranged on train 112, comprises in-vehicle wireless communication unit 113 and car antenna 114.
In-vehicle wireless communication unit 113 is connected with vehicle-mounted data source apparatus 115, for receiving and transmitting the data-signal of vehicle-mounted source devices 115, or sends electromagnetic wave signal to vehicle-mounted data source apparatus 115.
Car antenna 114 is installed in bottom train 112.
Fig. 3 be terrestrial wireless communication device in train storehouse schematic diagram is set.
As shown in Figure 3, according to train storehouse actual conditions, can be arranged in train storehouse and multiple terrestrial wireless communication device 101 is set, that is, multiple splitter 106 and corresponding multiple terrestrial wireless communication unit 107 are set in garage.Multiple leakage coaxial cable 103 is in parallel, and is connected with a splitter 106 by radio frequency coaxial-cable 105.Each splitter 106 is connected with a terrestrial wireless communication unit 107, each terrestrial wireless communication unit 107 is connected with optical fiber switch 109 respectively by optical fiber 108, and optical fiber switch 109 connects the main controller 111 of control centre of rolling stock section by ethernet line 110.
As shown in Figure 1,2 and 3, in the bottom of each train 112, car antenna 114 is installed, be connected with the in-vehicle wireless communication unit 113 on train 112, in-vehicle wireless communication unit 113 is connected with vehicle-mounted data source apparatus 115, runs with monitoring information train 112 in the form of an electromagnetic wave to external radiation.The other leakage coaxial cable 103 of train rail can electromagnetic wave absorption signal, splitter 106 is transferred to by radio frequency coaxial-cable 105, optical fiber switch 109 is transferred to by terrestrial wireless communication unit 107, then after optical fiber switch 109 pairs of signals carry out relaying, main controller 111 is transferred to, main controller 111 can carry out data download, spanned file.Same, the command signal that main controller 111 sends transfers to splitter 106 through optical fiber switch 109 relaying with after amplifying by terrestrial wireless communication unit 107, then transfer to leakage coaxial cable 103 respectively by radio frequency coaxial-cable 105, after the electromagnetic wave signal of leakage coaxial cable 103 radiation is received by car antenna 114, be sent to in-vehicle wireless communication unit 113.Thus the two-way wireless communication achieved between control centre of rolling stock section and train.
Fig. 4 is the structural representation of leakage coaxial cable.
As shown in Figure 4, leakage coaxial cable 103 comprises inner wire 116, dielectric 117, outer conductor 118 and cable cover(ing) 119.
Inner wire 116 is copper pipes, for transmitting radio frequency signal.It is peripheral that dielectric 117 is centered around inner wire 116, inner wire 116 and outer conductor 118 phase insulated.Outer conductor 118 is scale coppers, is centered around dielectric 117 peripheral.Cable cover(ing) 119 is centered around outside outer conductor 118, for the protection of leakage coaxial cable 103.
Outer conductor 118 is provided with slotted eye 120, to reduce transverse shielding, makes electromagnetic energy can penetrate leakage coaxial cable 103 and to external radiation, extraneous electromagnetic energy also can sense in leakage coaxial cable 103 and transmit.
The effect of embodiment and effect
According to the terrestrial wireless communication device being applied to rail friendship train storehouse of the present embodiment, because lay leakage coaxial cable on every bar track side, be used for radiation or receive electromagnetic wave signal, be connected with terrestrial wireless communication unit by splitter after leakage coaxial cable parallel connection, therefore train operation and monitoring information control centre of rolling stock section can be sent to, the control signal of rolling stock section train can also be sent to.
In addition, adopt leakage coaxial cable as wireless radiation unit in this radio communication device, radiation signal is stablized, and antijamming capability is strong, adopts the larger leakage coaxial cable of diameter can also reduce the decay of signal.
The wireless communication system being applied to rail friendship train storehouse involved by the present embodiment, because car antenna is arranged on bottom train, be connected with in-vehicle wireless communication unit, the data message of train is sent to terrestrial wireless communication device, and can accept the electromagnetic wave signal that terrestrial wireless communication device sends, therefore this wireless communication system can realize radio communication safe and efficient between train and control centre of rolling stock section., car antenna is arranged on bottom train meanwhile, the decay of electromagnetic wave signal can also be reduced.
Certainly, the terrestrial wireless communication device being applied to rail friendship train storehouse involved by the utility model and wireless communication system are not merely defined in the structure described in above embodiment.
In addition, in the present embodiment, adopt leakage coaxial cable as wireless radiation unit, can also slotted waveguide antenna be adopted, signal stabilization, the safe, efficient effect of Signal transmissions and effect can be reached equally.
Claims (6)
1. be applied to the terrestrial wireless communication device that train storehouse handed over by rail, it is characterized in that, comprising:
The multiple leakage units be connected in parallel, this leakage unit each is laid on by a track, for launching or receiving electromagnetic wave signal;
The terminate load corresponding with described leakage unit number, each described terminate load is connected with the end of a described leakage unit, for electromagnetic wave absorption energy;
Splitter, have and close terminal and point terminal, this point of terminal is connected with the front end of all described leakage units; And
Terrestrial wireless communication unit, is connected, for transmitting electromagnetic wave signal with the described conjunction terminal of described splitter.
2. the terrestrial wireless communication device being applied to rail friendship train storehouse according to claim 1, is characterized in that:
Wherein, described leakage unit is leakage coaxial cable.
3. the terrestrial wireless communication device being applied to rail friendship train storehouse according to claim 1, is characterized in that:
Wherein, described leakage unit is crack waveguide tube.
4. the terrestrial wireless communication device being applied to rail friendship train storehouse according to claim 1, is characterized in that:
Wherein, the described front end of each described leakage unit is connected with a point terminal described in described splitter by a radio frequency coaxial-cable.
5. be applied to the wireless communication system that train storehouse handed over by rail, it is characterized in that, comprising:
At least one terrestrial wireless communication device, for as the terrestrial wireless communication device in Claims 1 to 4 as described in any one; With
At least one in-vehicle wireless communication device mounted ON TRAINS, sends to described terrestrial wireless communication device by the data message of this train, and accepts the next electromagnetic wave signal of this terrestrial wireless communication device transmission.
6. the wireless communication system being applied to rail friendship train storehouse according to claim 5, is characterized in that:
Described in-vehicle wireless communication device comprises in-vehicle wireless communication unit and car antenna,
Wherein, described car antenna is installed in the bottom of described train.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485002.XU CN204046594U (en) | 2014-08-26 | 2014-08-26 | Be applied to terrestrial wireless communication device and the wireless communication system that train storehouse handed over by rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485002.XU CN204046594U (en) | 2014-08-26 | 2014-08-26 | Be applied to terrestrial wireless communication device and the wireless communication system that train storehouse handed over by rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204046594U true CN204046594U (en) | 2014-12-24 |
Family
ID=52247215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420485002.XU Active CN204046594U (en) | 2014-08-26 | 2014-08-26 | Be applied to terrestrial wireless communication device and the wireless communication system that train storehouse handed over by rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204046594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309531A (en) * | 2017-07-28 | 2019-02-05 | 比亚迪股份有限公司 | Train and its wireless communication system and device |
-
2014
- 2014-08-26 CN CN201420485002.XU patent/CN204046594U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309531A (en) * | 2017-07-28 | 2019-02-05 | 比亚迪股份有限公司 | Train and its wireless communication system and device |
| CN109309531B (en) * | 2017-07-28 | 2021-03-26 | 比亚迪股份有限公司 | Train and wireless communication system and device thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE557478T1 (en) | POWER LINE COMMUNICATION SYSTEM ON AN AIRPLANE | |
| CN102127998A (en) | Screen door linkage control system | |
| CN101511091A (en) | Emergency communication system for mine production | |
| US20130257673A1 (en) | Mobile Communication Coverage Distribution System in Corridor and Coupled Radiation Unit | |
| CN204168292U (en) | The aerial repeater of a kind of unmanned plane | |
| CN1994800A (en) | Method and system for realizing train positioning and real-time tracking by using leakage coaxial cable | |
| CN204046594U (en) | Be applied to terrestrial wireless communication device and the wireless communication system that train storehouse handed over by rail | |
| CN206086759U (en) | Suspension type aerial train car ground wireless communication system | |
| CN105491589A (en) | Communication method of cable tunnel monitoring system based on long term evolution (LTE) wireless broadband | |
| CN105059330A (en) | Equipment, system and method for ground reinforcement of combined train | |
| CN204719244U (en) | A kind of geomagnetism detecting system | |
| EP2987249B1 (en) | Power-saving communication system having leaky transmission lines and amplifiers to extend wireless coverage and power control unit included therein | |
| CN207652599U (en) | Web-transporting device applied to underground workshop | |
| CN101557503B (en) | Electrical power emergency repair emergency command wireless video audio monitoring system | |
| CN102750817A (en) | Power data communication transmission system and method | |
| CN202679526U (en) | Public security full high definition wireless transmission system | |
| CN207354340U (en) | A kind of planar movement class machinery garage wireless communication control system | |
| CN203313193U (en) | Optical fiber repeater | |
| CN105491579A (en) | Mobile communication system and mobile communication method in cable tunnel | |
| CN208747209U (en) | Discharging truck control device | |
| CN205945712U (en) | Wireless communication device and radio communication system for harbour is automatic | |
| CN204956523U (en) | A ground reinforcement equipment and system for combined train | |
| CN202156881U (en) | Wireless video system of container crane | |
| CN202634493U (en) | Remote expansion USB wireless network card and computer connection structure | |
| CN103595458B (en) | A kind of communication equipment based on cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 201802 Shanghai, Jiading District silver Xiang Road, room 655, No. 1309 Patentee after: Division of microwave communication (Shanghai) Limited by Share Ltd Address before: 201802 Shanghai City, Jiading District Nanxiang Town, Shanghai Yi Road No. 185 building 4 Patentee before: CLP Microwave Communication (Shanghai) Co.,Ltd. |