CN201657192U - Audio-video monitoring and videoing system for public safety of motor train unit - Google Patents
Audio-video monitoring and videoing system for public safety of motor train unit Download PDFInfo
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- CN201657192U CN201657192U CN 200920225098 CN200920225098U CN201657192U CN 201657192 U CN201657192 U CN 201657192U CN 200920225098 CN200920225098 CN 200920225098 CN 200920225098 U CN200920225098 U CN 200920225098U CN 201657192 U CN201657192 U CN 201657192U
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Abstract
The utility model discloses an audio-video monitoring and videoing system for the public safety of a motor train unit, which comprises a camera and a sound pick-up device, a vehicle-mounted embedded video server, an electric-power modem, an electric-power repeater, a coupler, a signal coupling line, an industrial personnel computer and a liquid crystal display (LCD). An electric-power line on the motor train unit is utilized for transmitting audio-video signals, and the audio-video monitoring and videoing system is characterized in that the camera and the sound pick-up device are respectively connected with the vehicle-mounted embedded video server which is connected with the electric-power modem; the electric-power modem is connected with the 220V electric-power line on the motor train unit; the electric-power repeater is connected with the signal coupling line, and the signal coupling line and the electric-power line between two unit carriages respectively penetrate through the coupler so as to realize signal coupling; and the electric-power modem is also connected with the industrial personnel computer. The audio-video monitoring and videoing system has the advantages that the electric-power line is utilized fully, additional wiring is not needed, time and labor are saved, and the state of pantograph and a contact system can be seen in a monitoring room.
Description
Technical field
The present utility model relates to audio-video monitoring and video recording system, be specifically related to a kind of motor train unit train public safety audio-video monitoring and video recording system, this system is motor train unit train public safety audio-video monitoring and the video recording system that integrates video compression technology, power line carrier net teach skill art, can be widely used in the train of centrally connected power supplies such as motor train unit train.
Background technology
Expansion along with expanding economy and city size, the railway transportation problem becomes the bottleneck of economic development, and for alleviating traffic pressure, China is accelerating the construction of rail track, the Line for Passenger Transportation that has built up, the visitor who builds specially, high ferro circuit etc., put into effect having a large amount of motor train unit.But, make a general survey of development history, the especially Line for Passenger Transportation of global railway transportation, the operation security and the interior public safety strick precaution of the car problem of high ferro, be railway transport administration department most important work always.
In China, the volume of the flow of passengers of railway transportation is very big, peak time the compartment very crowded, winter and summer vacation, overstaffed especially during spring transportation.Because Train Schedule is longer, stop again in the centre, and the money that the passenger carries, card, thing are generally more, and the vehicular police on the train seldom, tour in crowded compartment, affected by environment can not causing opportunity to the lawless person easily, and be difficult to collect the evidence of solving a case in time comprehensively.Though big malignant event does not take place at present as yet, but artificial in the compartment, non-artificial accident happens occasionally, for preventing trouble before it happens, research safety, motor train unit train public safety audio-video monitoring and video recording system convenient, that be suitable for are very important, it is dynamic to make things convenient for train crews to monitor each compartment in real time, can provide valuable evidence for tracking down all kinds of train cases again.In addition, in train travelling process, directly influence the traction power of train owing to the connection status of pantograph that is installed in roof and high-tension electricity contact line, sometimes because bow, net fault and cause exception parking, at this moment, conventional processing method is to arrange contact line to have a power failure by driver request scheduling person, check and confirm by being provided with the car crew member to climb to the top of a mountain behind the safety prevention measure again, not only efficient is very low, and very big to the transport order interference, operating personnel's personal safety also there is hidden danger, press for a video camera is installed near the roof pantograph, can be in closed condition at ordinary times, when barrier needs to check affirmation for some reason, need not to apply for the contact line outage, control button in Control Room, utilize video camera to finish, safe and reliable, convenient feasible.
Existing audio-video monitoring and video recording system are more, and train-installed audio/video monitor and control system is wherein also arranged, but its device structure is complicated, continues to use traditional video line transmission means, do not possess net pass on Gong can, laying is wasted time and energy, and is dangerous, cost is higher.
The utility model content
The purpose of the present utility model is according to above-mentioned the deficiencies in the prior art part, a kind of motor train unit train public safety audio-video monitoring and video recording system are provided, adopt the digital video compress technique, power line carrier technology, utilize the 220V power line transmission audio-video signal on the motor train unit train, at head, one cover video camera and pick-up respectively is installed in two drivers' cabs of tail, two cover video camera and pick-ups respectively are installed in other compartments, one cover video camera is installed at every group of pantograph place of roof, 8 short marshalings are installed 20 cover video cameras and 18 cover pick-ups altogether, 16 first draft group trains are installed 38 cover video cameras and 34 cover pick-ups altogether, by the 220V power line audio-video signal are transferred to control room (Control Room and conductor's cubic).Utilize electric power repeater, coupler, signal coupling line, network signal is coupled on two groups of power lines between the unit car, network signal is connected.
Motor train unit train public safety audio-video monitoring and video recording system comprise: video camera and pick-up, vehicle-mounted embedded type video server, electric power modem, electric power repeater, coupler, signal coupling line, industrial computer, LCD etc.It is characterized in that utilizing the vehicle-mounted embedded type video server with the analog audio-video Signal Compression for digital signal, meet procotol, by electric power modem modulation, demodulation, utilize the 220V power line on the motor train unit train, add electric power repeater, coupler, signal coupling line, industrial computer etc. and form a local area network (LAN), by this local area network (LAN) audio/video signal transmission.
Described video camera is connected the vehicle-mounted embedded type video server respectively with pick-up, the vehicle-mounted embedded type video server connects electric power modem, electric power modem connects the 220V power line on the motor train unit train, the electric power repeater connects signal coupling line, signal coupling line to be passed coupler respectively, realizes that signal is coupled with power line between two groups of unit cars, the series connection of network signal between two groups of unit cars is connected, electric power modem also connects industrial computer, and industrial computer connects LCD.
Major advantage of the present utility model is: system has real-time monitoring and controls such as the illegal operation of theft in motor train unit train drivers' cab running status, invasion, the compartment, artificial destruction, brake hard rim brake or button, public order incidents; Make full use of the existing power line of train, need not other wiring, it is convenient, time saving and energy saving, safe and reliable to implement, and is convenient to safeguard; Can see the state of pantograph and contact line at Control Room; System does not have mutual interference mutually with other operation equipment; Video Document with high definition moves, the back-up storage function, can satisfy the requirement of evidence obtaining afterwards.
Description of drawings
Fig. 1 is the present utility model system principle diagram;
Embodiment
The present utility model is described in further detail by example below in conjunction with accompanying drawing.
As shown in Figure 1, the 220V power line 73 to 76 on video camera 1 to 20, pick-up 21 to 38, vehicle-mounted embedded type video server 39 to 46, electric power modem 47 to 54, electric power repeater 55 to 57, coupler 58 to 63, signal coupling line 64 to 69, electric power modem 70, industrial computer 71, LCD monitor 72, the motor train unit train.
Implementation process of the present utility model is as follows: system's energising, all devices is all in running order, video camera 1 to 20 and pick-up 21 to 38 are gathered audio-video signal, send vehicle-mounted embedded type video server 39 to 46 respectively, after vehicle-mounted embedded type video server 39 to 46 is with the audio-video signal compression, send electric power modem 47 to 54 modulation respectively, electric power modem 47 to 54 is delivered to respectively on the 220V power line 73 to 76 of motor train unit train, electric power modem 70 is connected in the motor train unit train 220V power line 73 to 76 arbitrary, demodulate network signal, send industrial computer 71, industrial computer 71 connects electric power modem 70, visit vehicle-mounted embedded type video server 39 to 46, obtain audio-video signal, industrial computer 71 also connects LCD 72, LCD 72 display video images.
220V power line in the present embodiment between two groups of unit cars disconnects, for making network signal connect full train, electric power repeater 55 to 57 connects signal coupling line 64 to 69 respectively, with the signal relay of four groups of unit cars, signal coupling line 64 to 69 and motor train unit train 220V power line 73 to 76, respectively in car junction, four groups of unit, pass coupler 58 to 63, make between four groups of unit cars the connection that is coupled mutually of the network signal on the 220V power line 73 to 76.
Present embodiment adopts distributed storage and the pattern that centralized management combines, and has guaranteed the IMAQ in every joint compartment and the independence of storage like this, the Video Document incompleteness problem that causes such as avoids hindering for some reason.
The present embodiment drivers' cab adopts thermal camera, even also can normally monitor under the situation of no daylighting or low-light (level).
Present embodiment roof place adopts infrared, electronic adjustable video camera, even also can normally monitor under the situation of no daylighting or low-light (level), can also amplify change doubly.
Present embodiment in concrete work, if when the video processing equipment of each node of system breaks down, the influence function relevant only, and do not influence the normal operation of other node devices with this node.
Claims (1)
1. motor train unit train public safety audio-video monitoring and video recording system, comprise: video camera and pick-up, the vehicle-mounted embedded type video server, electric power modem, the electric power repeater, coupler, the signal coupling line, industrial computer, LCD, it is characterized in that described video camera is connected the vehicle-mounted embedded type video server respectively with pick-up, the vehicle-mounted embedded type video server connects electric power modem, electric power modem connects the 220V power line on the motor train unit train, the electric power repeater connects the signal coupling line, power line between signal coupling line and the two groups of unit cars passes coupler respectively, the coupling of realization signal, the series connection of network signal between two groups of unit cars is connected, electric power modem also connects industrial computer, and industrial computer connects display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920225098 CN201657192U (en) | 2009-09-03 | 2009-09-03 | Audio-video monitoring and videoing system for public safety of motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920225098 CN201657192U (en) | 2009-09-03 | 2009-09-03 | Audio-video monitoring and videoing system for public safety of motor train unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201657192U true CN201657192U (en) | 2010-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920225098 Expired - Fee Related CN201657192U (en) | 2009-09-03 | 2009-09-03 | Audio-video monitoring and videoing system for public safety of motor train unit |
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| CN (1) | CN201657192U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075216A (en) * | 2011-01-18 | 2011-05-25 | 西安新视科技有限公司 | System for isolating and coupling power line communication signals |
| CN102647206A (en) * | 2011-12-31 | 2012-08-22 | 上海通号轨道交通工程技术研究中心有限公司 | Carrier communication system with contact systems |
| CN103029587A (en) * | 2012-12-24 | 2013-04-10 | 成都主导科技有限责任公司 | Monitoring device for pantograph state of locomotive roof |
| CN103171567A (en) * | 2011-12-22 | 2013-06-26 | 洛阳希诺能源科技有限公司 | Train-mounted multifunctional audio/video playing device |
-
2009
- 2009-09-03 CN CN 200920225098 patent/CN201657192U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075216A (en) * | 2011-01-18 | 2011-05-25 | 西安新视科技有限公司 | System for isolating and coupling power line communication signals |
| CN102075216B (en) * | 2011-01-18 | 2013-04-03 | 西安新视科技有限公司 | System for isolating and coupling power line communication signals |
| CN103171567A (en) * | 2011-12-22 | 2013-06-26 | 洛阳希诺能源科技有限公司 | Train-mounted multifunctional audio/video playing device |
| CN102647206A (en) * | 2011-12-31 | 2012-08-22 | 上海通号轨道交通工程技术研究中心有限公司 | Carrier communication system with contact systems |
| CN102647206B (en) * | 2011-12-31 | 2014-12-03 | 上海通号轨道交通工程技术研究中心有限公司 | Carrier communication system with contact systems |
| CN103029587A (en) * | 2012-12-24 | 2013-04-10 | 成都主导科技有限责任公司 | Monitoring device for pantograph state of locomotive roof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20110903 |