CN111634309A - Method and device for recording data added by electric service - Google Patents
Method and device for recording data added by electric service Download PDFInfo
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- CN111634309A CN111634309A CN202010437718.2A CN202010437718A CN111634309A CN 111634309 A CN111634309 A CN 111634309A CN 202010437718 A CN202010437718 A CN 202010437718A CN 111634309 A CN111634309 A CN 111634309A
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- 230000003137 locomotive effect Effects 0.000 claims description 65
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- 230000003287 optical effect Effects 0.000 claims description 4
- 238000013500 data storage Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0072—On-board train data handling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0018—Communication with or on the vehicle or train
- B61L15/0027—Radio-based, e.g. using GSM-R
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Abstract
A method and a device for recording electric service added data relate to the field of railway information storage. The invention aims to solve the problem of data storage in the process of adding by the railway electric service department at present. The invention collects the adding data, and then sends the collected adding data to the storage end and the display end in a wireless or wired mode, thereby realizing the recording of the adding data; the adding data includes: and in the running process, the image in front of the vehicle, the track circuit signal, the decoding result in the vehicle-mounted equipment host of the cab signal, the kilometer sign in the TAX box and the number of the signal machine.
Description
Technical Field
The invention belongs to the technical field of railway information storage.
Background
In order to confirm and check the operation state of the on-board and ground equipment related to the railway electric service, the railway electric service department sometimes needs to add workers other than the duty personnel to participate in the work of the crew member along with the train, and the aim of the railway electric service department is to learn, assist, research or guide the crew work, namely to add passengers along with the train.
At present, the electric department still adopts the original operation mode of visual observation and paper and pen recording when riding, and the operation mode has the following defects:
1. only approximate problem positions can be recorded after problems are found, and subsequent problems are inconvenient to process;
2. after the problem is found, only what problem is found can be recorded, and direct data cannot be provided for problem processing;
3. when the adding time is long, problems are omitted or incomplete;
4. there is no direct proof of adding records, which is inconvenient for management and work arrangement.
In summary, the current railway electric service department still has many problems that can not be solved in the process of transportation.
Disclosure of Invention
The invention provides a method and a device for recording electric service adding data, which aims to solve the problem of data storage in the adding process of the railway electric service department at present.
A method for recording electric service added data comprises the following steps:
acquiring multiplication adding data, and then sending the acquired multiplication adding data to a storage end and a display end in a wireless or wired mode, so as to record the multiplication adding data; the adding data includes: and in the running process, the image in front of the vehicle, the track circuit signal, the decoding result in the vehicle-mounted equipment host of the cab signal, the kilometer sign in the TAX box and the number of the signal machine.
An electrical service added data recording apparatus comprising: the data acquisition and transmission unit and the data display and recording unit;
the data acquisition and transmission unit comprises: the system comprises an image acquisition module, a data sending module and a vehicle-mounted equipment operation data acquisition module, wherein the vehicle-mounted equipment operation data acquisition module comprises a locomotive operation signal acquisition submodule and a locomotive information acquisition submodule;
the image acquisition module is used for acquiring images in front of the vehicle in the running process of the vehicle, the locomotive running signal acquisition submodule is used for acquiring track circuit signals and decoding results in a locomotive signal vehicle-mounted equipment host, the track circuit signals and the decoding results are used as locomotive running signals, the locomotive information acquisition submodule is used for acquiring kilometer posts and annunciator numbers in a TAX box, the kilometer posts and the annunciator numbers in the TAX box are used as locomotive information,
the image output end of the image acquisition module is connected with the image input end of the data transmission module, the locomotive running signal output end of the locomotive running signal acquisition submodule and the locomotive information output end of the locomotive information acquisition submodule are jointly used as the signal output end of the vehicle-mounted equipment running data acquisition module, the signal output end of the vehicle-mounted equipment running data acquisition module is connected with the signal input end of the data transmission module, the data transmission module transmits the obtained data to the data display and recording unit,
the data display and recording unit is used for storing and displaying the received images and signals.
And the data sending module sends the obtained data to the data display and recording unit in a wireless mode.
The data display and recording unit comprises a display screen and a storage medium, wherein the display screen is used for displaying the received images and signals, and the storage medium is used for storing the received images and signals.
The data display and recording unit is a notebook computer, a tablet personal computer or a smart phone.
The locomotive running signal acquisition submodule acquires waveform information of a track circuit signal through an A/D conversion chip, the locomotive running signal acquisition submodule acquires a decoding result in a host of locomotive signal vehicle-mounted equipment through an optical coupler, and the locomotive information acquisition submodule acquires a kilometer post and a signal machine number in a TAX box through an RS485 receiving and transmitting chip.
The method and the device for recording the data added by the electric service can acquire the track circuit signal received by a receiving coil of the locomotive signal vehicle-mounted equipment and the decoding result output by the locomotive signal vehicle-mounted equipment, and are used for recording the working state of the track circuit and the working state of the locomotive signal vehicle-mounted equipment; the information such as kilometer posts, signal machine numbers and the like output by the TAX box can be collected to record the accurate location of problems found by adding and taking, and whether the operation data of the train operation monitoring and recording device is consistent with the actual operation data is recorded by matching with image data; the image data can be collected for recording whether the appearance of ground electric service equipment, such as signal machines, switch machines and other equipment is good or not and whether the working state is normal or not.
The invention relates to a data recording device for adding value to electric service, which is characterized in that a vehicle-mounted equipment operation data acquisition module, an image acquisition module and a data sending module are integrated to form a data acquisition and sending unit together, a data display and recording unit is an independent unit, and the unit and the data acquisition and sending unit can acquire data of the vehicle-mounted equipment operation data acquisition module and the image acquisition module in a wireless or wired data communication mode in practical application. The data display recording unit can be a notebook computer, a universal tablet computer or a smart phone, and is convenient to carry and use.
Drawings
Fig. 1 is a block diagram illustrating a structure of an electrical service data recording apparatus according to the present invention.
Detailed Description
The first embodiment is as follows: the method for recording data added by electric service in the embodiment specifically comprises the following steps:
acquiring multiplication adding data, and then sending the acquired multiplication adding data to a storage end and a display end in a wireless or wired mode, so as to record the multiplication adding data;
the adding data includes: and in the running process, the image in front of the vehicle, the track circuit signal, the decoding result in the vehicle-mounted equipment host of the cab signal, the kilometer sign in the TAX box and the number of the signal machine.
The second embodiment is as follows: specifically, the present embodiment is described with reference to fig. 1, and the electric service added data recording apparatus according to the present embodiment includes: data acquisition and sending unit and data show and record unit, data acquisition and sending unit includes: the system comprises an image acquisition module, a data sending module and a vehicle-mounted equipment operation data acquisition module, wherein the vehicle-mounted equipment operation data acquisition module comprises a locomotive operation signal acquisition submodule and a locomotive information acquisition submodule;
the data acquisition and transmission unit is fixed on the rolling stock. The image acquisition module is a CMOS camera, and the camera is positioned in a vehicle cab and used for acquiring images in front of a vehicle in the running process of the vehicle. The data sending module is a WIFI module and is used for transmitting data to the data display and recording unit in a wireless mode. Or, the data sending module and the data displaying and recording unit may also be in wired connection for data transmission.
The locomotive running signal acquisition submodule is connected with the locomotive signal vehicle-mounted equipment through a cable, and can acquire waveform information of track circuit signals through an A/D conversion chip and also can acquire a decoding result in a host of the locomotive signal vehicle-mounted equipment through an optical coupler after connection. The track circuit is a circuit formed by a steel rail line and a steel rail in an insulating mode, is used for automatically and continuously detecting whether the section of the line is occupied by a locomotive vehicle or not, and is also used for controlling a signal device or a switch device so as to ensure equipment for driving safety.
The locomotive information acquisition submodule is connected with the TAX box through a cable, and kilometers marks and the number of the annunciator in the TAX box are acquired through an RS485 receiving and transmitting chip. The TAX box is a locomotive safety information comprehensive detection device.
The track circuit signal and the decoding result are used as locomotive running signals, and a kilometer sign and a signal machine number in the TAX box are used as locomotive information. The image output end of the image acquisition module is connected with the image input end of the data sending module, the locomotive running signal output end of the locomotive running signal acquisition submodule and the locomotive information output end of the locomotive information acquisition submodule are jointly used as the signal output end of the vehicle-mounted equipment running data acquisition module, and the signal output end of the vehicle-mounted equipment running data acquisition module is connected with the signal input end of the data sending module.
The data display and recording unit comprises a display screen and a storage medium, wherein the display screen is used for displaying the received images and signals, and the storage medium is used for storing the received images and signals; specifically, the data display and recording unit is a tablet personal computer, display and recording software is loaded in the data display and recording unit, the tablet personal computer is carried to the locomotive by a passenger, and when data collection is added, the tablet personal computer and a data sending module fixedly installed on the locomotive carry out wireless data communication through Wi-Fi.
The third concrete implementation mode: specifically, the present embodiment is described with reference to fig. 1, and the electric service added data recording apparatus according to the present embodiment includes: data acquisition and sending unit and data show and record unit, data acquisition and sending unit includes: the system comprises an image acquisition module, a data sending module and a vehicle-mounted equipment operation data acquisition module, wherein the vehicle-mounted equipment operation data acquisition module comprises a locomotive operation signal acquisition submodule and a locomotive information acquisition submodule;
the data acquisition and transmission unit is a portable device which is taken to the vehicle by a passenger. The image acquisition module is a CMOS camera, and the camera is positioned in a vehicle cab and used for acquiring images in front of a vehicle in the running process of the vehicle. The data sending module is a WIFI module and is used for transmitting data to the data display and recording unit in a wireless mode. Or, the data sending module and the data displaying and recording unit may also be in wired connection for data transmission.
The locomotive running signal acquisition submodule is connected with the locomotive signal vehicle-mounted equipment through a cable, and can acquire waveform information of track circuit signals through an A/D conversion chip and also can acquire a decoding result in a host of the locomotive signal vehicle-mounted equipment through an optical coupler after connection. The track circuit is a circuit formed by a steel rail line and a steel rail in an insulating mode, is used for automatically and continuously detecting whether the section of the line is occupied by a locomotive vehicle or not, and is also used for controlling a signal device or a switch device so as to ensure equipment for driving safety.
The locomotive information acquisition submodule is connected with the TAX box through a cable, and kilometers marks and the number of the annunciator in the TAX box are acquired through an RS485 receiving and transmitting chip. The TAX box is a locomotive safety information comprehensive detection device.
The track circuit signal and the decoding result are used as locomotive running signals, and a kilometer sign and a signal machine number in the TAX box are used as locomotive information. The image output end of the image acquisition module is connected with the image input end of the data sending module, the locomotive running signal output end of the locomotive running signal acquisition submodule and the locomotive information output end of the locomotive information acquisition submodule are jointly used as the signal output end of the vehicle-mounted equipment running data acquisition module, and the signal output end of the vehicle-mounted equipment running data acquisition module is connected with the signal input end of the data sending module.
The data display and recording unit comprises a display screen and a storage medium, wherein the display screen is used for displaying the received images and signals, and the storage medium is used for storing the received images and signals; specifically, the data display and recording unit is a smart phone, display and recording software is loaded in the data display and recording unit, the smart phone is carried to the locomotive by a passenger, and when data collection is added, the smart phone is in wireless data communication with a data sending module fixedly installed on the locomotive through Wi-Fi.
Claims (9)
1. A method for recording data added by electric service is characterized by comprising the following steps:
acquiring data of adding numbers, and then sending the acquired data of adding numbers to a storage end and a display end, thereby realizing the recording of the data of adding numbers;
the adding data includes: and in the running process, the image in front of the vehicle, the track circuit signal, the decoding result in the vehicle-mounted equipment host of the cab signal, the kilometer sign in the TAX box and the number of the signal machine.
2. The method as claimed in claim 1, wherein the collected data is wirelessly transmitted to the storage terminal and the display terminal.
3. An electrical service added data recording apparatus, comprising: the data acquisition and transmission unit and the data display and recording unit;
the data acquisition and transmission unit comprises: the system comprises an image acquisition module, a data sending module and a vehicle-mounted equipment operation data acquisition module, wherein the vehicle-mounted equipment operation data acquisition module comprises a locomotive operation signal acquisition submodule and a locomotive information acquisition submodule;
the image acquisition module is used for acquiring images in front of the vehicle in the running process of the vehicle, the locomotive running signal acquisition submodule is used for acquiring track circuit signals and decoding results in a locomotive signal vehicle-mounted equipment host, the track circuit signals and the decoding results are used as locomotive running signals, the locomotive information acquisition submodule is used for acquiring kilometer posts and annunciator numbers in a TAX box, the kilometer posts and the annunciator numbers in the TAX box are used as locomotive information,
the image output end of the image acquisition module is connected with the image input end of the data transmission module, the locomotive running signal output end of the locomotive running signal acquisition submodule and the locomotive information output end of the locomotive information acquisition submodule are jointly used as the signal output end of the vehicle-mounted equipment running data acquisition module, the signal output end of the vehicle-mounted equipment running data acquisition module is connected with the signal input end of the data transmission module, the data transmission module transmits the obtained data to the data display and recording unit,
the data display and recording unit is used for storing and displaying the received images and signals.
4. The data recording device for electrical service addition according to claim 3, wherein the data sending module sends the obtained data to the data display and recording unit in a wireless manner.
5. The data recording device for electrical service addition according to claim 4, wherein the data transmission module and the data display and recording unit perform wireless data transmission through WIFI.
6. An electrical service added data recording device according to claim 3, wherein the image capture module is a CMOS camera, and the camera is located in the vehicle cab.
7. An electrical service adding data recording device according to claim 3, wherein the data display and recording unit comprises a display screen and a storage medium,
the display screen is used for displaying the received images and signals,
the storage medium is used for storing the received images and signals.
8. A data recording device according to claim 3, wherein the data display and recording unit is a notebook computer, a tablet computer or a smart phone.
9. The electrical service multiplication data recording device according to claim 3, 4, 5, 6, 7 or 8, wherein the locomotive operation signal acquisition submodule acquires waveform information of a track circuit signal through an A/D conversion chip, the locomotive operation signal acquisition submodule acquires a decoding result in a host of an on-board device of the locomotive signal through an optical coupler, and the locomotive information acquisition submodule acquires a kilometer sign and a signal machine number in a TAX box through an RS485 transceiver chip.
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| CN202010437718.2A CN111634309A (en) | 2020-05-21 | 2020-05-21 | Method and device for recording data added by electric service |
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| CN202010437718.2A CN111634309A (en) | 2020-05-21 | 2020-05-21 | Method and device for recording data added by electric service |
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Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101020464A (en) * | 2007-03-07 | 2007-08-22 | 济南雷森科技有限公司 | Universal automatic locomotive signal monitoring recording and detecting system |
| CN101064832A (en) * | 2007-04-18 | 2007-10-31 | 秦皇岛洪川实业有限公司 | Railway locomotive trainman visual remote wireless transmission monitoring record system |
| CN102092408A (en) * | 2010-12-15 | 2011-06-15 | 河北汉光重工有限责任公司 | Railway locomotive auxiliary driving device |
| CN202294882U (en) * | 2011-09-19 | 2012-07-04 | 北京华兴致远科技发展有限公司 | Railway locomotive shunting operation safety prevention and control system |
| CN202548930U (en) * | 2012-01-11 | 2012-11-21 | 武汉正远铁路电气有限公司 | Device for collecting and monitoring locomotive operating data |
| CN104317219A (en) * | 2014-10-16 | 2015-01-28 | 中国北车集团大连机车研究所有限公司 | Locomotive vehicle-mounted terminal based on Beidou positioning |
| CN104554348A (en) * | 2014-12-08 | 2015-04-29 | 河南思维信息技术有限公司 | Locomotive operation real-time analysis method and locomotive operation real-time analysis device |
| CN108068844A (en) * | 2016-11-16 | 2018-05-25 | 河南蓝信科技股份有限公司 | A kind of electricity business instruction carriage signal dynamics detecting system and its method |
| CN108124125A (en) * | 2016-11-30 | 2018-06-05 | 河南蓝信科技股份有限公司 | A kind of Vehicular video detection method and system |
| CN208419969U (en) * | 2018-07-10 | 2019-01-22 | 中国铁路上海局集团有限公司科学技术研究所 | A kind of high ferroelectricity business trackside equipment status visualization intelligent checking system |
| CN109305179A (en) * | 2017-07-26 | 2019-02-05 | 中国铁道科学研究院集团有限公司 | Rail track equipment appearance cruising inspection system |
| CN109436033A (en) * | 2018-12-14 | 2019-03-08 | 哈尔滨市科佳通用机电股份有限公司 | A kind of On-board System of Cab Signal equipment logger |
| CN110019060A (en) * | 2017-12-27 | 2019-07-16 | 郑州畅想高科股份有限公司 | A kind of engine video frequency file and log sheet automatic synchronous method and device |
| CN110356441A (en) * | 2019-08-15 | 2019-10-22 | 哈尔滨市科佳通用机电股份有限公司 | Cab signal vehicular equipment surveys system, the method and device of operation in car test |
| CN110562305A (en) * | 2019-09-11 | 2019-12-13 | 河南蓝信科技有限责任公司 | Intelligent detection system for electric vehicle-mounted equipment of motor train unit |
| CN110920701A (en) * | 2019-12-28 | 2020-03-27 | 深圳市长龙铁路电子工程有限公司 | Management system for running record data of locomotive signal vehicle-mounted host |
-
2020
- 2020-05-21 CN CN202010437718.2A patent/CN111634309A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101020464A (en) * | 2007-03-07 | 2007-08-22 | 济南雷森科技有限公司 | Universal automatic locomotive signal monitoring recording and detecting system |
| CN101064832A (en) * | 2007-04-18 | 2007-10-31 | 秦皇岛洪川实业有限公司 | Railway locomotive trainman visual remote wireless transmission monitoring record system |
| CN102092408A (en) * | 2010-12-15 | 2011-06-15 | 河北汉光重工有限责任公司 | Railway locomotive auxiliary driving device |
| CN202294882U (en) * | 2011-09-19 | 2012-07-04 | 北京华兴致远科技发展有限公司 | Railway locomotive shunting operation safety prevention and control system |
| CN202548930U (en) * | 2012-01-11 | 2012-11-21 | 武汉正远铁路电气有限公司 | Device for collecting and monitoring locomotive operating data |
| CN104317219A (en) * | 2014-10-16 | 2015-01-28 | 中国北车集团大连机车研究所有限公司 | Locomotive vehicle-mounted terminal based on Beidou positioning |
| CN104554348A (en) * | 2014-12-08 | 2015-04-29 | 河南思维信息技术有限公司 | Locomotive operation real-time analysis method and locomotive operation real-time analysis device |
| CN108068844A (en) * | 2016-11-16 | 2018-05-25 | 河南蓝信科技股份有限公司 | A kind of electricity business instruction carriage signal dynamics detecting system and its method |
| CN108124125A (en) * | 2016-11-30 | 2018-06-05 | 河南蓝信科技股份有限公司 | A kind of Vehicular video detection method and system |
| CN109305179A (en) * | 2017-07-26 | 2019-02-05 | 中国铁道科学研究院集团有限公司 | Rail track equipment appearance cruising inspection system |
| CN110019060A (en) * | 2017-12-27 | 2019-07-16 | 郑州畅想高科股份有限公司 | A kind of engine video frequency file and log sheet automatic synchronous method and device |
| CN208419969U (en) * | 2018-07-10 | 2019-01-22 | 中国铁路上海局集团有限公司科学技术研究所 | A kind of high ferroelectricity business trackside equipment status visualization intelligent checking system |
| CN109436033A (en) * | 2018-12-14 | 2019-03-08 | 哈尔滨市科佳通用机电股份有限公司 | A kind of On-board System of Cab Signal equipment logger |
| CN110356441A (en) * | 2019-08-15 | 2019-10-22 | 哈尔滨市科佳通用机电股份有限公司 | Cab signal vehicular equipment surveys system, the method and device of operation in car test |
| CN110562305A (en) * | 2019-09-11 | 2019-12-13 | 河南蓝信科技有限责任公司 | Intelligent detection system for electric vehicle-mounted equipment of motor train unit |
| CN110920701A (en) * | 2019-12-28 | 2020-03-27 | 深圳市长龙铁路电子工程有限公司 | Management system for running record data of locomotive signal vehicle-mounted host |
Non-Patent Citations (1)
| Title |
|---|
| 王甜: "智能手持设备在铁路机务运用系统中的应用与研究", 《中国市场》 * |
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