CN204309807U - A kind of train video delivery network system based on ZigBee technology - Google Patents
A kind of train video delivery network system based on ZigBee technology Download PDFInfo
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- CN204309807U CN204309807U CN201420771929.XU CN201420771929U CN204309807U CN 204309807 U CN204309807 U CN 204309807U CN 201420771929 U CN201420771929 U CN 201420771929U CN 204309807 U CN204309807 U CN 204309807U
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Abstract
The utility model discloses a kind of train video delivery network system based on ZigBee technology, 3G/WiMax router is provided with in described motor car, the data terminal of this 3G/WiMax router is connected with the control end of network management server, network management server data output end is connected with the data input pin of transmission control unit data input pin and ZigBee emission of radio frequency signals module respectively, system adopts ZigBee radio frequency signal transceiving module, realize between terminal and terminal through Internet of Things, data network between terminal and main control system and data exchange, product possesses data transmission, sensor data acquisition, the functions such as the reception of control command, be in particular in receives information and LCM display, realized and be connected to the function such as real-time data acquisition and control of Internet of things system server terminal device by main control system.The application of ZigBee radio frequency signal transceiving module MANET effectively can reduce cost of product, integration data acquisition unit and the integrated MCU taking ARM as kernel of control module in, make design succinctly easy for installation, can realize the Information issued of image data, man-machine interaction, control command such as to assign at the action.
Description
Technical field
The utility model relates to the technical field of information communication device, specifically a kind of train video delivery network system based on ZigBee technology, particularly its network connection architecture.
Background technology
Flourish along with china railway and city underground, railway and subway department are also faced with many difficulties and opportunity at present, as: due to railway and subway very crowded at peak load conditions, railway/subway the security condition of urban is poor, often there is stolen case, this not only have impact on the reputation of railway and subway transportation, and is faced with a large amount of complaint of client, easily causes huge loss.Therefore, railway/subway transportation department urgently wishes to install video monitoring system in railway/subway carriage, so not only effectively can frighten offender, reduce the probability that passenger's finance are stolen, and stolen case can be tracked down rapidly for public security department direct video evidence is provided, greatly improve the security context of railway/subway train; Meanwhile, also early warning can be carried out to abnormal accidents such as the fire that may exist in subway transport process, public property damages.
And at passenger area, due to railway and underground passenger quantity is many, flowing power is large, personnel's situation is complicated, the criminal case of some bursts often can be there is.Because the vehicular police's staff on railway/subway is very limited, how can with limited police strength, comprehensive whole circumstances controlling each compartment in operation, Timeliness coverage problem rapid reaction, the generation of effective prevention malignant event, be the urgent problem of pendulum in face of railway/subway system, in compartment, install video monitoring system is obviously very effective means.
In the final attainable situation of data acquisition, adopt WIFI, bluetooth or GPRS/EDGE/3G module to realize communicating between terminal with Internet of Things again, adopt various special collecting device, as data collecting card, USB turn the control of the realizations such as PLC to equipment simultaneously.This series products is high, the somewhat expensive of power consumption mostly, merely from communication connection mode, apart from short (as bluetooth), increase (GPRS/EDGE/3G module equipment (WIFI must have full manufacturing line region overlay), costly and communication quality, require traffic fee and good signal quality), be not suitable for widely applying in Internet of Things is promoted; In addition, owing to controlling and the external pattern of collecting part, except except installing and causing inconvenience, this peripheral hardware that rolls up also makes Internet of things system produce stability scarcely, also corresponding raising system cost on applying.So, be not substantially exclusively used in the cheap and good-quality data acquisition and control equipment of the manufacturing line of Internet of Things at present.
Summary of the invention
The purpose of this utility model is to provide a kind of train video delivery network system based on ZigBee technology, it adopts ZigBee technology (i.e. IEEE802.15.4 standard), by exclusive ad hoc network, each data acquisition controller realizes autonomous networking under the control of main control system, can realize independence maintenance, independently repairs network, uploads failure message when a certain data acquisition controller breaks down; The various relevant informations of manufacturing line pass back to main control system by data acquisition controller, by main control system by data back to internet; Relevant control instruction is passed back to data acquisition controller by main control system through ad-hoc network from internet and completes control to equipment.
To achieve these goals, the technical solution of the utility model is: a kind of train video delivery network system based on ZigBee technology, it mainly comprises the railway car between head and the tail two joint motor car and two joint motor cars, cable is equipped with in each joint row motor car and railway car, cable in each joint compartment puts in order according to compartment and connects successively, it is characterized in that: in described motor car, be provided with 3G/WiMax router, the data terminal of this 3G/WiMax router is connected with the control end of network management server, network management server data output end is connected with the data input pin of transmission control unit data input pin and ZigBee emission of radio frequency signals module respectively, the control end of transmission control unit is connected with video monitor, another two transmission control units are provided with in described railway car, connected by the cable in railway car between another two transmission control units, transmission control unit in motor car is connected by cable with the transmission control unit in railway car, described transmission control unit place is provided with cable interface and USB interface, another two transmission control units in described motor car are connected to a CCTV camera and an IP phone device, a wherein transmission control unit place in described motor car is connected with an Internet Protocol Television device, surface-mounted integrated circuit is provided with in the shell of described transmission control unit, surface-mounted integrated circuit place is provided with power circuit, surface-mounted integrated circuit place is also provided with management Switching Module and Physical layer dome module, management each road mouth of Switching Module is connected successively with each road input end of Physical layer dome module, circuit card place is become to be provided with central process unit, central process unit is connected with management Switching Module and data memory module and wireless data transfer module and data acquisition module respectively.
The utility model discloses a kind of train video delivery network system based on ZigBee technology, it utilizes existing idle cable line in compartment, the transmission control unit of independent research is coordinated to realize stable express network Signal transmissions, ensure stable operation on the train of high-speed cruising, adapt to train drive, stop, run, the vibrations that sudden stop etc. produce, impact condition, and possess enforcement picture control function, in image signal transmission, multichannel picture can be transmitted, picture is clear, smooth, time delay is little, wired and the WLAN of product utilization realizes the Internet Transmission of mobile terminal, system also adopts ZigBee radio frequency signal transceiving module, realize between terminal and terminal through Internet of Things, data network between terminal and main control system and data exchange, product possesses data transmission, sensor data acquisition, the functions such as the reception of control command, be in particular in receives information and LCM display, realized and be connected to the function such as real-time data acquisition and control of Internet of things system server terminal device by main control system.The application of ZigBee radio frequency signal transceiving module MANET effectively can reduce cost of product, integration data acquisition unit and the integrated MCU taking ARM as kernel of control module in, make design succinctly easy for installation, can realize the Information issued of image data, man-machine interaction, control command such as to assign at the action.Be easy to apply, there is outstanding substantive distinguishing features and marked improvement compared to existing technologies.
Accompanying drawing explanation
Fig. 1 is the utility model network profile.
Fig. 2 is the utility model motor car and railway car connection structure schematic diagram.
Fig. 3 is transmission control unit model calling block diagram.
Fig. 4 is the schematic circuit diagram of ZigBee radio frequency signal transceiving module.
Fig. 5 is the schematic circuit diagram of management Switching Module.
Fig. 6 is the schematic circuit diagram of Physical layer dome module.
Fig. 7 is the schematic circuit diagram of data acquisition module.
Fig. 8 is the schematic circuit diagram of wireless data transfer module.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
The utility model discloses a kind of train video delivery network system based on ZigBee technology, it comprises the railway car 16 between head and the tail two joint motor car 15 and two joint motor cars, cable 2 is equipped with in each joint row motor car 15 and railway car 16, cable 2 in each joint compartment puts in order according to compartment and connects successively, it is characterized in that: in described motor car 15, be provided with 3G/WiMax router three, the data terminal of this 3G/WiMax router three is connected with the control end of network management server 4, network management server 4 data output end is connected with the data input pin of transmission control unit 5 data input pin and ZigBee emission of radio frequency signals module 17 respectively, the control end of transmission control unit 5 is connected with video monitor 12, another two transmission control units 5 are provided with in described railway car 16, connected by the cable 2 in railway car 16 between another two transmission control units 5, transmission control unit 5 in motor car 15 is connected by cable 2 with the transmission control unit 5 in railway car 16, described transmission control unit 5 place is provided with cable interface and USB interface, another two transmission control units 5 in described railway car 16 are connected to a CCTV camera 7 and an IP phone device 13, wherein transmission control unit 5 place in described railway car 16 is connected with an Internet Protocol Television device 1, surface-mounted integrated circuit is provided with in the shell 8 of described transmission control unit 5, surface-mounted integrated circuit place is provided with power circuit, surface-mounted integrated circuit place is also provided with management Switching Module 9 and Physical layer dome module 10, management each road mouth of Switching Module 9 is connected successively with each road input end of Physical layer dome module 10, circuit card place is become to be provided with central process unit 11, central process unit 11 is connected with management Switching Module 9 and data memory module 19 and wireless data transfer module 20 and data acquisition module 18 respectively.
Network management server is installed video server function software by High Performance Desktop PC and is formed, railway/subway transmission of video and monitored control system generally comprise the fixing monitoring server of two covers, be positioned at fixing commander's seat at railway/subway two ends end to end, realize the video monitoring to all compartments, also on the computer or mobile PC in certain joint compartment, video server function software can be installed to meet special monitoring demand according to actual needs simultaneously.
Train conductor or other operating personals can be clear that the video image of camera acquisition in each joint compartment by monitoring server, and rely on the rotation of the The Cloud Terrace of pick up camera own to realize checking on a large scale, and the real-time condition in whole compartment is covered all at one glance.The modes such as the display of jump successively of each camera acquisition image of video server software support, multiway images show simultaneously, and can storage synchronous easily and carry out playback as required.
In the specific implementation, described transmission control unit 5 place is provided with cable interface, and the notebook PC 14 of user or other wireless terminal all surf the web by the wired local area network be arranged in railway car.
In the specific implementation, CCTV camera adopts high-resolution color infrared integrated camera, it uses high transmission rate toughened glass, being 1/3, " camera lens is also with colored ExView (search lamp) infrared C CD (day and night), built-in 60 IR LED, and be applicable to monitoring in 24 hours; appearance structure adopts high hardness aluminium alloy shell; effective anti-water number IP 75, indoor/outdoor uses and all can meet the demands, and actual effectively image-forming range is 60-80 rice.
The implementation procedure of railway/subway train video monitoring function is as follows:
Often saving each semisphere camera installing a band The Cloud Terrace before and after compartment, by network video server by sound and image digitazation, then fixing train commander seat is delivered to by train power supply cable, train conductor or other operating personals can be clear that the image in each joint compartment by display screen, and rotated on demand by the The Cloud Terrace in computer operation pick up camera, to watch specific point.System can be set to the image showing each camera on screen successively, also can show 1,4,9,16 camera picture on screen simultaneously.Image and sound conveniently can be stored in hard disc of computer with the form of computer data file, in order to having access at any time and transferring in other computing machines.
Commander's seat of video monitoring system can be located at broadcasting for train room, also can be arranged on the headstock tailstock.The real-time condition in whole compartment within 24 hours, can be monitored.
Often save the subsidiary controlled The Cloud Terrace of compartment camera, the monitor being positioned at the headstock tailstock attend a banquet within 24 hours, can control often to save compartment arbitrary camera to monitor the key position in compartment.
Pick up camera volume is little, lightweight, easy for installation, is arranged on by pick up camera in the glass cover of semi-circle shaped transparent, simple realization data acquisition.
In the specific implementation, management Switching Module can adopt VX3423 type, and Physical layer dome module adopts LRE258 type, LRE(Long Range Ethernet) long apart from ethernet technology, central process unit adopts MOTO852 type.
The difficult problem of " unconquerable " that product runs into for railway/subway video and broadband deployment, through deep investigation, by means of leading broadband access technology, propose the high speed long distance packet access technique (High Speed Long Reach Packet Access, HSLRPA) based on parallel copper lines in a creative way.HSLRPA technology develops on the VX110/2402 chipset basis of only going up science and technology research and development, the OFDM coding techniques that it adopts present stage to be widely adopted, there is extremely strong disturbance rejection and antidamping ability, the parallel copper lines reaching 100 meters on can claim transmission 20/100Mbps data, thus fundamentally solve the technical barrier that high-speed video data stream transmits in railway car, also solve realizes between terminal and terminal through Internet of Things simultaneously, the data network between terminal and main control system and data exchange.
Claims (1)
1. the train video delivery network system based on ZigBee technology, it comprises the railway car (16) between head and the tail two joint motor car (15) and two joint motor cars, cable (2) is equipped with in each joint row motor car (15) and railway car (16), cable (2) in each joint compartment puts in order according to compartment and connects successively, it is characterized in that: in described motor car (15), be provided with 3G/WiMax router (3), the data terminal of this 3G/WiMax router (3) is connected with the control end of network management server (4), network management server (4) data output end is connected with the data input pin of transmission control unit (5) data input pin and ZigBee emission of radio frequency signals module (17) respectively, the control end of transmission control unit (5) is connected with video monitor (12), another two transmission control units (5) are provided with in described railway car (16), connected by the cable (2) in railway car (16) between another two transmission control units (5), transmission control unit (5) in motor car (15) is connected by cable (2) with the transmission control unit (5) in railway car (16), described transmission control unit (5) place is provided with cable interface and USB interface, another two transmission control units (5) in described railway car (16) are connected to a CCTV camera (7) and an IP phone device (13), wherein transmission control unit (5) place in described railway car (16) is connected with an Internet Protocol Television device (1), surface-mounted integrated circuit is provided with in the shell (8) of described transmission control unit (5), surface-mounted integrated circuit place is provided with power circuit, surface-mounted integrated circuit place is also provided with management Switching Module (9) and Physical layer dome module (10), each road mouth of management Switching Module (9) is connected successively with each road input end of Physical layer dome module (10), circuit card place is become to be provided with central process unit (11), central process unit (11) is connected with management Switching Module (9) and data memory module (19) and wireless data transfer module (20) and data acquisition module (18) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420771929.XU CN204309807U (en) | 2014-12-10 | 2014-12-10 | A kind of train video delivery network system based on ZigBee technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420771929.XU CN204309807U (en) | 2014-12-10 | 2014-12-10 | A kind of train video delivery network system based on ZigBee technology |
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| CN204309807U true CN204309807U (en) | 2015-05-06 |
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| CN201420771929.XU Expired - Fee Related CN204309807U (en) | 2014-12-10 | 2014-12-10 | A kind of train video delivery network system based on ZigBee technology |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109606427A (en) * | 2019-01-11 | 2019-04-12 | 东北石油大学 | Compartment safety warning method based on ZigBee |
| CN110972113A (en) * | 2018-09-29 | 2020-04-07 | 通号城市轨道交通技术有限公司 | Train communication system |
| CN116665509A (en) * | 2023-06-02 | 2023-08-29 | 广东精天防务科技有限公司 | Parachute simulated training information processing system and parachute simulated training system |
-
2014
- 2014-12-10 CN CN201420771929.XU patent/CN204309807U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110972113A (en) * | 2018-09-29 | 2020-04-07 | 通号城市轨道交通技术有限公司 | Train communication system |
| CN109606427A (en) * | 2019-01-11 | 2019-04-12 | 东北石油大学 | Compartment safety warning method based on ZigBee |
| CN116665509A (en) * | 2023-06-02 | 2023-08-29 | 广东精天防务科技有限公司 | Parachute simulated training information processing system and parachute simulated training system |
| CN116665509B (en) * | 2023-06-02 | 2024-02-09 | 广东精天防务科技有限公司 | Parachute simulated training information processing system and parachute simulated training system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20171210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |