CN101166266A - Secure visual bidirectional monitoring system for railway cross - Google Patents
Secure visual bidirectional monitoring system for railway cross Download PDFInfo
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- CN101166266A CN101166266A CNA2006100220952A CN200610022095A CN101166266A CN 101166266 A CN101166266 A CN 101166266A CN A2006100220952 A CNA2006100220952 A CN A2006100220952A CN 200610022095 A CN200610022095 A CN 200610022095A CN 101166266 A CN101166266 A CN 101166266A
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- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 12
- 238000012544 monitoring process Methods 0.000 title claims description 13
- 230000000007 visual effect Effects 0.000 title claims description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 238000012545 processing Methods 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 3
- 230000008569 process Effects 0.000 claims abstract description 3
- 230000003137 locomotive effect Effects 0.000 claims description 43
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 239000004568 cement Substances 0.000 claims description 8
- 230000011664 signaling Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 abstract description 2
- 230000009977 dual effect Effects 0.000 abstract 1
- 230000008054 signal transmission Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The bidirectional monitor and control system is composed of the monitor and control mechanism (MCM) at railroad junction (RJ), relay facility, MCM on rail vehicle, and central processing mechanism. MCM) at RJ transfers the collected situations to the signal transmission mechanism at RJ. Passed through relay of repeater facilities, or turning transmission, the said collected situations are transmitted to MCM on rail vehicle, and displayed through screen. Through microwave, bidirectional transferred situations of train and commands of driver are transferred to signal reception device at RJ; and using signal process device makes RJ know the distance between the train and RJ, and makes guardrail act, red or green lights bright, and alarm sound hoots. Using walkie-talkie, dispatcher in central dispatching room tells driver the status at RJ so as to make dual monitors. The invention lets driver know status at RJ, as well as lets RJ know the distance so as to solve safety issue at RJ.
Description
Technical field:
The present invention relates to a kind of supervisory control system, specifically a kind of secure visual bidirectional monitoring system for railway cross.
Background technology:
The level crossing that China is present, divide two kinds of Attended mode and unattended operations, unattended road junction does not have any safety measure, main people " one stop, two see, three by " by the passageway, the road junction of Attended mode, after receiving the information that train will pass through, manually put guardrail, give the red light to and open and ring alarm bell.This crossing safety system belongs to passive monitoring, as the trainman, situation to the road junction is uncomprehending, how to allow the locomotive of running at high speed can be at distance road junction 3-5 kilometer place, by picture signal, the various safe conditions at real time monitoring road junction, make locomotive can in case of emergency take corresponding measure in advance, guaranteeing the safety at operation and road junction, how to make the people at road junction in time understand the distance of train apart from the road junction, is the problem that presses for solution.
Summary of the invention:
The objective of the invention is to provide a kind of trainman can be outside 3 kilometers, be clear that the road junction situation at the road junction, can control the crossing protection device automatically with can allow the secure visual bidirectional monitoring system for railway cross of display machines spacing road junction, road junction actual range.
The present invention is made up of road junction monitor control mechanism, grade crossing signal transport sector, relay transmission mechanism, railway locomotive monitor control mechanism and center processing mechanism.Road junction monitor control mechanism and grade crossing signal transport sector are arranged on the cement pole at road junction or the iron tower and in the machine room of road junction, relay transmission mechanism is provided with on the cement pole or iron tower in roadside along the railway, the railway locomotive monitor control mechanism is arranged in the locomotive driving chamber, and center processing mechanism is arranged on central dispatching room.The road junction road conditions image information that the road junction monitor control mechanism monitors during work sends central dispatching room and grade crossing signal transport sector to, the signal processing apparatus of grade crossing signal transport sector, image with the scene, road junction, signals such as data are modulated to microwave frequency band, launch through emitter again, through or transmit without the relay facility relay, be sent on the reception antenna of locomotive monitor mechanism, monitor control mechanism on the locomotive is presented at the image at road junction on the screen of driver front, system is a transmitted in both directions, driver's instruction and locomotive are sent by the microwave transceiver device on the locomotive apart from the distance at road junction, after the signal receiving device of grade crossing signal transport sector receives, by signal processing apparatus the instruction process that locomotive is sent is become the light alarm device that the control signal guide sound is attached thereto, display unit and guardrail control device, make to protect to block and put in place, traffic lights are bright, alarm sound is rung, the distance at display column spacing road junction.And all situations driver can both see on screen display.The dispatcher of central dispatching room also sees the real-time scene in road junction simultaneously, and can notify the driver with walkie-talkie at any time.
Described road junction monitor control mechanism, comprise round-the-clock video camera, sound and light alarm device, guardrail control device, display unit, round-the-clock video camera, sound and light alarm device are arranged on the cement pole or iron tower at road junction, and guardrail control device, display unit are arranged in the machine room at road junction.Or directly be contained on cement pole or the iron tower.Round-the-clock video camera can be made up of one or more, monitors the situation at road junction respectively from all angles, mainly is the road conditions of road junction and both sides, delivers to the grade crossing signal transport sector; Sound and light alarm device railway locomotive near the time indication of high-decibel sound alarm, reddish yellow green signal light is arranged, display unit shows the distance of railway locomotive from the road junction; The guardrail control device locomotive near and by the time guardrail is set, leave the back at locomotive and remove guardrail, sound and light alarm device is connected with signal processing apparatus respectively with the guardrail control device.
Described grade crossing signal transport sector comprises grade crossing signal emitter, grade crossing signal receiving system, grade crossing signal processing unit.The grade crossing signal emitter is modulated to microwave frequency band with signals such as road junction image scene, data after the grade crossing signal processing unit is handled, utilize the high-gain microwave antenna to send to reception antenna on the locomotive again; The grade crossing signal receiving system receives the faint wireless signal of being sent here by railway locomotive by the high-gain microwave antenna, to change to the intermediate frequency frequency range under the frequency after low noise is amplified, intermediate-freuqncy signal becomes control signal control sound and light alarm device and roadblock control device etc. after the grade crossing signal processing unit is handled.
The grade crossing signal transport sector is installed on the road junction other cement pole or iron tower, can send signal on the railway locomotive by sighting distance.
Described relay transmission mechanism is mainly used in the break-in transmission and the relay transmission of microwave signal, divides two kinds in active relaying machine or passive relay machine, is arranged on the electric pole or iron tower in railway room.
The active relaying machine is made up of duplexer, low noise amplifier, power amplifier etc., owing to realize transmitted in both directions, so two cover duplexer, low noise amplifier and power amplifiers are arranged in every suit repeater.Forms such as available single-phase electricity, solar power generation are supplied in the dynamo-electric source of active relaying.
The passive relay machine is fairly simple, is coupled together with high frequency cable by two sides high-gain microwave antenna and forms.Though the passive relay machine is simple, its conversion efficiency is lower, can only reach about 30 percent at most, can only be used for closely covering.
Described railway locomotive monitor control mechanism is installed in the railway locomotive driver's cabin, makes things convenient for the driver to monitor in driving and controls road junction situation on the railway.The railway locomotive monitor control mechanism comprises microwave transceiver device, signal processing apparatus, screen supervising device.The screen supervising device has demonstration and controls two functions.Screen can show the image at road junction and the image of storing in the past on the one hand, shows the function window for operation simultaneously; This screen is a touch screen on the other hand, finishes control and operation to system by clicking function window on the screen.
Microwave transceiver device is made up of high-gain dual-mode antenna, duplexer, microwave upconverter, microwave low-converter.During work, send faint microwave signal by the road junction and enter the microwave low-converter by the high-gain dual-mode antenna through duplexer, the microwave low-converter is converted to intermediate-freuqncy signal after the microwave signal that receives is amplified, and is sent to signal processing apparatus at last; Locomotive need send is connected to microwave upconverter after being modulated into intermediate-freuqncy signal by signal processing apparatus, microwave upconverter is modulated into emission signal frequently with intermediate-freuqncy signal, simultaneously radiofrequency signal is carried out power amplification, send by the high-gain dual-mode antenna through duplexer.
Signal processing apparatus is made up of four road images and data-signal decoder and data signaling encoder.The intermediate-freuqncy signal of being sent here by microwave transceiver device is divided into four the tunnel through the centimetre device, gives four road images and data-signal decoder respectively.Can handle image and the data-signal that four grade crossing signal transport sectors send simultaneously at most in a signal processing apparatus, the picture signal that decoder solves is connected on the image adapter, and the data-signal that solves is connected on the communication serial port.Four circuit-switched data signalings make encoder be modulated into four tunnel intermediate-freuqncy signals respectively by communication serial port through data-signal, mail to microwave transceiver device after closing the road.
Described center processing mechanism is arranged on central dispatching room, is made up of image display and information memory, is connected with the road junction monitor control mechanism.It will finish many functions: the first, each road picture signal is shown on screen respectively, and deposit all on big capacity hard disk simultaneously; The second, will receive each circuit-switched data signal, finish the operation such as identification, fault warning processing at road junction; The 3rd, deposit all images and data before can accessing by screen control interface, check the traffic safety record.
The realtime graphic at road junction also sends to central dispatching room in addition.The dispatcher can be clear that the real-time scene at road junction, also can pass through the railway interphone, gives the trainman with the situation report at road junction, accomplishes multiple supervision, increases coefficient of safety.
The invention has the advantages that:
1, the realtime graphic signal of level crossing and both sides, road junction highway section 30-50M can be sent on the locomotive of operation;
2, system adopts transmitted in both directions, can on coverage information on the locomotive (locomotive is about to by the road junction, and locomotive is apart from the information such as actual range at road junction) be sent to road junction, the situation of sending a car to make things convenient for the road junction to know;
3, under the situation of transmission conditions permission and needs, engine display can be seen simultaneously apart from the nearest one or more road junctions situation of locomotive;
4, can realize that realtime graphic deposit allly to monitoring grade crossing signal, conveniently transfer examination in the future;
5, adopt the touch-sensitive display operation, efficient and convenient, safe and reliable;
6, the screen display on the locomotive is opened 3～5 kilometers the time apart from the road automatically at locomotive, after reducing the tired driver locomotive and crossing this road junction, closes automatically;
7, the dispatcher of central dispatching room can see the real-time scene in road junction simultaneously, notifies the driver with going on foot the machine of saying at any time, accomplishes multiple protective.
Native system efficiently solves the problem of level crossing safe operation.
Description of drawings:
Fig. 1 is road junction of the present invention monitor control mechanism, grade crossing signal transport sector functional block diagram;
Fig. 2 is a locomotive monitor body function block diagram of the present invention;
Fig. 3 is a relay facility functional block diagram of the present invention.
Embodiment:
The present invention is made up of road junction monitor control mechanism, grade crossing signal transport sector, relay transmission mechanism, railway locomotive monitor control mechanism and center processing mechanism.The video camera infrared photography device of road junction monitor control mechanism, the transmitter of grade crossing signal transport sector, solar panel all are arranged on the electric pole at road junction and in the machine room of road junction; Locomotive monitor mechanism comprises microwave transceiver device, cab signal processing unit, screen supervising device, and it is indoor to be arranged on locomotive driving; The grade crossing signal receiving system, sound and light alarm device, guard bar device are arranged on the road junction, and center processing mechanism is arranged in the control room; Relay transmission mechanism is arranged on the roadside.During 5 kilometers in locomotive at the distance road junction, screen is opened work automatically, and the automatic signal receiving device that instruction is sent to the road junction by microwave launcher, by signal processing apparatus instruction is become control signal again, make red or green or amber light bright, the caution sound of high-decibel, the distance at display unit display column spacing road junction, the guardrail control device puts guardrail in place or removes.In addition, the road junction monitor control mechanism reaches central dispatching room with the instant scene in road junction, and the display of central dispatching room can show the instant scene at the road junction that train will pass through, and with intercom notice and report trainman, carries out multiple protective by the central dispatching room personnel.
Relay transmission mechanism was harmonious with passive relay transmission or active relaying and passive relay when the railway line bend was big.
Claims (6)
1. secure visual bidirectional monitoring system for railway cross, it is characterized in that: comprise the road junction monitor control mechanism, the grade crossing signal transport sector, relay transmission mechanism, railway locomotive monitor control mechanism and center processing mechanism, road junction monitor control mechanism and grade crossing signal transport sector are arranged on the iron tower at road junction or on the cement pole and in the machine room of road junction, the relay transmission machine mechanism is provided with on the cement pole or iron tower in roadside along the railway, it is indoor that the railway locomotive monitor control mechanism is arranged on locomotive driving, center processing mechanism is arranged on central dispatching room, the image information of the road junction road conditions that the road junction monitor control mechanism monitors arrives microwave frequency band through the grade crossing signal processing unit of central dispatching room and grade crossing signal transport sector with signals-modulating, launch by emitter, through or without relay transmission mechanism relay transmission, be sent on the reception antenna of locomotive monitor mechanism, the image that the road junction is transmitted through locomotive monitor mechanism is presented on the screen again, central dispatching room also can be notified the driver with intercom with the instant scene in road junction, system is a transmitted in both directions, driver's instruction and locomotive are sent by the microwave transceiver device on the locomotive apart from the distance at road junction on the locomotive, the signal receiving device of grade crossing signal transport sector receives and becomes control signal through signal processing means processes, the sound and light alarm device that control is attached thereto, display unit, the guardrail control device, and the distance at display column spacing road junction, in addition, the road junction monitor control mechanism is passed to central dispatching room with the instant scene in road junction, notifies the driver by central dispatching room with intercom.
2. secure visual bidirectional monitoring system for railway cross according to claim 1, it is characterized in that: described road junction monitor control mechanism comprises round-the-clock video camera, sound and light alarm device, guardrail control device, display unit, video camera, sound and light alarm device are arranged on the cement pole or iron tower at road junction, display unit and guardrail control device are arranged in the machine room at road junction, and sound and light alarm device is connected with signal processing apparatus respectively with the guardrail control device.
3. secure visual bidirectional monitoring system for railway cross according to claim 1, it is characterized in that: described grade crossing signal transport sector comprises grade crossing signal emitter, grade crossing signal receiving system, grade crossing signal processing unit, and the wireless signal that the grade crossing signal receiving system receives becomes control signal control sound and light alarm device and guardrail control device through the road junction processing unit.
4. secure visual bidirectional monitoring system for railway cross according to claim 1, it is characterized in that: described relay transmission mechanism divides active relaying mechanism to divide active or two kinds in passive relay machine, two cover duplexers, low noise, amplifier and power amplifier are arranged in the active relaying machine, and the passive relay machine is connected with high frequency cable by the two sides high-gain aerial.
5. secure visual bidirectional monitoring system for railway cross according to claim 1, it is characterized in that: described locomotive monitor mechanism comprises microwave transceiver device, cab signal processing unit, screen supervising device, microwave transceiver device is made up of high-gain dual-mode antenna, duplexer, microwave upconverter, microwave low-converter, and the cab signal processing unit is made up of four road images and data-signal decoder and data signaling encoder.
6. secure visual bidirectional monitoring system for railway cross according to claim 1 is characterized in that: described center processing mechanism is made up of image display and information-storing device, is arranged on central dispatching room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100220952A CN101166266A (en) | 2006-10-19 | 2006-10-19 | Secure visual bidirectional monitoring system for railway cross |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100220952A CN101166266A (en) | 2006-10-19 | 2006-10-19 | Secure visual bidirectional monitoring system for railway cross |
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| CN101166266A true CN101166266A (en) | 2008-04-23 |
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| CNA2006100220952A Pending CN101166266A (en) | 2006-10-19 | 2006-10-19 | Secure visual bidirectional monitoring system for railway cross |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101848470A (en) * | 2010-05-25 | 2010-09-29 | 沈湧 | Mobile communication system for train in week field intensity area |
| CN102346886A (en) * | 2011-09-30 | 2012-02-08 | 北京国正信安系统控制技术有限公司 | Railway emergency commanding system |
| CN101777694B (en) * | 2009-11-16 | 2012-10-03 | 福建省泉州华鸿通讯有限公司 | Novel interphone large-power active antenna |
| CN102774402A (en) * | 2012-08-17 | 2012-11-14 | 毛振刚 | Intelligent train approaching safety protection alarm system |
| CN103354014A (en) * | 2013-06-19 | 2013-10-16 | 江苏瞬通交通设施有限公司 | Road traffic guardrail intelligence management system |
| CN105667549A (en) * | 2016-04-18 | 2016-06-15 | 贵州大学 | Automatic railway crossing control system |
| CN105857348A (en) * | 2016-05-19 | 2016-08-17 | 北京世纪东方通讯设备有限公司 | Portable type visible early-warning device and early-warning method |
| CN106087809A (en) * | 2016-07-20 | 2016-11-09 | 湖南红太阳新能源科技有限公司 | A kind of intelligence transportation guardrail management system and guardrail |
| CN108482424A (en) * | 2018-03-18 | 2018-09-04 | 昆明创培知识产权服务有限公司 | A kind of railway containment facilities |
| CN108639111A (en) * | 2018-05-03 | 2018-10-12 | 兰州安信铁路科技有限公司 | Road junction controls alarm system |
| CN109584586A (en) * | 2018-12-20 | 2019-04-05 | 铜陵有色金属集团铜冠物流有限公司 | A kind of level crossing security multi-angle of view auxiliary monitoring device |
| CN111818297A (en) * | 2020-05-13 | 2020-10-23 | 成都劳杰斯信息技术有限公司 | Automatic access system for video of vehicle-mounted approach crossing of railway locomotive |
-
2006
- 2006-10-19 CN CNA2006100220952A patent/CN101166266A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101777694B (en) * | 2009-11-16 | 2012-10-03 | 福建省泉州华鸿通讯有限公司 | Novel interphone large-power active antenna |
| CN101848470A (en) * | 2010-05-25 | 2010-09-29 | 沈湧 | Mobile communication system for train in week field intensity area |
| CN102346886A (en) * | 2011-09-30 | 2012-02-08 | 北京国正信安系统控制技术有限公司 | Railway emergency commanding system |
| CN102774402A (en) * | 2012-08-17 | 2012-11-14 | 毛振刚 | Intelligent train approaching safety protection alarm system |
| CN103354014A (en) * | 2013-06-19 | 2013-10-16 | 江苏瞬通交通设施有限公司 | Road traffic guardrail intelligence management system |
| CN103354014B (en) * | 2013-06-19 | 2015-07-08 | 江苏瞬通交通设施有限公司 | Road traffic guardrail intelligence management system |
| CN105667549A (en) * | 2016-04-18 | 2016-06-15 | 贵州大学 | Automatic railway crossing control system |
| CN105857348A (en) * | 2016-05-19 | 2016-08-17 | 北京世纪东方通讯设备有限公司 | Portable type visible early-warning device and early-warning method |
| CN106087809A (en) * | 2016-07-20 | 2016-11-09 | 湖南红太阳新能源科技有限公司 | A kind of intelligence transportation guardrail management system and guardrail |
| CN108482424A (en) * | 2018-03-18 | 2018-09-04 | 昆明创培知识产权服务有限公司 | A kind of railway containment facilities |
| CN108639111A (en) * | 2018-05-03 | 2018-10-12 | 兰州安信铁路科技有限公司 | Road junction controls alarm system |
| CN109584586A (en) * | 2018-12-20 | 2019-04-05 | 铜陵有色金属集团铜冠物流有限公司 | A kind of level crossing security multi-angle of view auxiliary monitoring device |
| CN109584586B (en) * | 2018-12-20 | 2021-07-13 | 铜陵有色金属集团铜冠物流有限公司 | Digital safety multi-view auxiliary monitoring device for railway crossing |
| CN111818297A (en) * | 2020-05-13 | 2020-10-23 | 成都劳杰斯信息技术有限公司 | Automatic access system for video of vehicle-mounted approach crossing of railway locomotive |
| CN111818297B (en) * | 2020-05-13 | 2022-02-22 | 成都劳杰斯信息技术有限公司 | Automatic access system for video of vehicle-mounted approach crossing of railway locomotive |
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