CN111934701A - Portable digital train tail detection table and implementation method thereof - Google Patents
Portable digital train tail detection table and implementation method thereof Download PDFInfo
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- CN111934701A CN111934701A CN202010872363.XA CN202010872363A CN111934701A CN 111934701 A CN111934701 A CN 111934701A CN 202010872363 A CN202010872363 A CN 202010872363A CN 111934701 A CN111934701 A CN 111934701A
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- train tail
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3822—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving specially adapted for use in vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning, or like safety means along the route or between vehicles or vehicle trains
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/59—Responders; Transponders
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
Abstract
The invention discloses a portable digital train tail detection platform and an implementation method thereof. The channel machine of the 400M digital handheld station is controlled and managed through a processor chip; and wireless data is received and transmitted through the 400M digital handheld station channel machine, and power is supplied to the processor chip. The invention realizes the 400M digital mode function detection of the dual-mode train tail locomotive radio station by simulating the train tail host wireless train tail communication function.
Description
Technical Field
The invention relates to a train tail locomotive radio station detection device, in particular to a portable digital train tail detection platform for performing 400M digital mode function detection on a dual-mode train tail locomotive radio station and an implementation method thereof.
Background
The train tail safety protection system is mature and applied to railways in China for many years, and plays an important role in guaranteeing railway driving safety and improving transportation efficiency. At present, a 400MHz digital + GSM-R dual-mode cargo train tail safety protection system is comprehensively popularized in China, the system has two communication modes of 400MHz digital and GSM-R, the two modes work simultaneously, the problem of train tail communication distance of trucks in complex terrain sections such as mountainous areas and tunnels is effectively solved, and reliability and stability of train tail communication are guaranteed. In the train tail operation, the in-out warehouse detection equipment is generally used for carrying out function detection on the dual-mode train tail locomotive radio station, but the field intensity coverage range of the 400MHz digital mode of the in-out warehouse detection equipment is limited, and the distance between the in-out warehouse detection equipment and the dual-mode train tail locomotive radio station is far and exceeds the effective communication distance of the 400MHz digital mode when the function detection is required to be carried out on the dual-mode train tail locomotive radio station under some conditions.
Disclosure of Invention
In view of the problems in the prior art, the invention provides a portable digital train tail detection platform and an implementation method thereof, in order to realize the function detection of a 400MHz digital mode on a dual-mode train tail locomotive radio station in an area outside the field intensity coverage range of a 400MHz digital mode of an in-out warehouse detection device.
The technical scheme adopted by the invention is as follows: the utility model provides a portable digit is listed as tail and is examined test table which characterized in that: comprises a processor chip with model number ATMEGA8L and a 400M digital handheld channel machine with model number TK-D348R; an DC3.3V power supply output interface of the 400M digital handheld station channel machine option board interface is connected with a VCC power supply pin of the processor chip, and a UART interface of the option board interface is connected with a UART1 interface of the processor chip.
The invention relates to a method for realizing a portable digital train tail detection platform, which comprises the following steps: the power supply output interface DC3.3V of the channel selector board interface of the 400M digital handheld station supplies power to the processor chip, and the UART interface of the channel selector board interface is used for carrying out data communication with the processor chip; transmitting the train tail communication data to be transmitted to a 400M digital handheld station channel machine through a processor chip, and then wirelessly transmitting the train tail communication data through the 400M digital handheld station channel machine to realize the data transmission of the train tail wireless communication; receiving wireless train tail communication data sent by a dual-mode train tail locomotive radio station through a 400M digital handheld station channel machine and transmitting the wireless train tail communication data to a processor chip to realize data receiving of train tail wireless communication; the dual-mode train tail locomotive radio station is subjected to 400M digital mode function detection by performing wireless train tail communication with the dual-mode train tail locomotive station through the analog train tail host function.
The invention discloses a method for detecting 400M digital mode function of a dual-mode train tail locomotive radio station, which comprises the following steps:
(1) the portable digital train tail detection platform and the tested dual-mode train tail locomotive radio station are powered on and started.
(2) The portable digital train tail detection platform sends number input request information every 20 seconds; after receiving the number transmission request information, the dual-mode train tail locomotive radio station displays the train tail ID and carries out voice prompt; operating a dual-mode train tail locomotive radio station to send transmission command information; the portable digital train tail detection platform returns a number transmission response message after receiving the number transmission command message and stops sending the number transmission request message; the dual-mode train tail locomotive radio station enters a connected state after receiving the number transmission response information; and realizing the function detection of establishing the connection relation.
(3) Operating a dual-mode train tail locomotive radio station to send manual wind pressure query command information; the portable digital train tail detection platform returns wind pressure response information after receiving the manual wind pressure query command information; after receiving the wind pressure response information, the dual-mode train tail locomotive radio station displays a wind pressure value and carries out voice prompt; and the detection of a manual wind pressure query function is realized.
(4) Operating a dual-mode train tail locomotive radio station to send exhaust command information; the portable digital train tail detection platform returns exhaust response information after receiving the exhaust information; after receiving the air exhaust response information, the dual-mode train tail locomotive radio station displays the start of air exhaust and carries out voice prompt; the detection of the air exhaust function is realized.
(5) The portable digital train tail detection platform starts to send wind pressure alarm information every 10 seconds after sending the exhaust response information for 10 seconds; after receiving the wind pressure alarm information, the dual-mode train tail locomotive radio station displays the alarm information and carries out voice prompt, and the dual-mode train tail locomotive radio station is operated to send wind pressure alarm confirmation information; the portable digital train tail detection platform stops sending the wind pressure alarm information after receiving the wind pressure alarm confirmation information; and the wind pressure alarm function detection is realized.
(6) The portable digital train tail detection platform starts to send voltage alarm information every 10 seconds after stopping sending the wind pressure alarm information for 10 seconds; the dual-mode train tail locomotive radio station displays and prompts in voice after receiving the voltage alarm information, and operates the dual-mode train tail locomotive radio station to send voltage alarm confirmation information; the portable digital train tail detection platform stops sending voltage alarm information after receiving the voltage alarm confirmation information; and voltage alarm function detection is realized.
(7) The dual-mode train tail locomotive radio station sends command information of eliminating the number; the portable digital train tail detection station returns a number cancellation response message after receiving the number cancellation command message; after receiving the number cancellation response message, the dual-mode train tail locomotive radio station cancels the connection relationship and enters the unconnected state; and realizing the number eliminating function detection.
The invention has the technical effects that: the function detection of the 400MHz digital mode is carried out on the dual-mode train tail locomotive radio station in the area outside the field intensity coverage range of the 400MHz digital mode of the in-out warehouse detection equipment, and the method plays an important role in guaranteeing the railway traffic safety and improving the operation efficiency and economic benefit.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a flow chart of the function detection operation of the present invention.
Detailed Description
For a more clear understanding of the present invention, reference is now made to the following detailed description taken in conjunction with the accompanying drawings and examples:
as shown in FIGS. 1 and 2, a portable digital train tail detection station includes a processor chip model ATMEGA8L and a 400M digital handheld channel machine model TK-D348R.
An DC3.3V power supply output interface of a 400M digital handheld station channel selector board interface is connected with a VCC power supply pin of a processor chip; the processor chip is powered through the DC3.3V power output interface of the 400M digital handset channel option board interface.
The UART interface of the 400M digital handheld station channel machine option board interface is connected with the UART1 interface of the processor chip; the 400M digital handheld station channel machine is in data communication with the processor chip through a UART interface of the option board interface; transmitting the train tail communication data to be transmitted to a 400M digital handheld station channel machine through a processor chip, and then wirelessly transmitting the train tail communication data through the 400M digital handheld station channel machine to realize the data transmission of the train tail wireless communication; receiving wireless train tail communication data sent by a dual-mode train tail locomotive radio station through a 400M digital handheld station channel machine and transmitting the wireless train tail communication data to a processor chip to realize data receiving of train tail wireless communication; the dual-mode train tail locomotive radio station is subjected to 400M digital mode function detection by performing wireless train tail communication with the dual-mode train tail locomotive station through the analog train tail host function.
The invention realizes the detection of 400M digital mode function of a double-mode train tail locomotive radio station by the following steps:
(1) the portable digital train tail detection platform and the tested dual-mode train tail locomotive radio station are powered on and started.
(2) The portable digital train tail detection platform sends number input request information every 20 seconds; after receiving the number transmission request information, the dual-mode train tail locomotive radio station displays the train tail ID and carries out voice prompt; operating a dual-mode train tail locomotive radio station to send transmission command information; the portable digital train tail detection platform returns a number transmission response message after receiving the number transmission command message and stops sending the number transmission request message; the dual-mode train tail locomotive radio station enters a connected state after receiving the number transmission response information; and realizing the function detection of establishing the connection relation.
(3) Operating a dual-mode train tail locomotive radio station to send manual wind pressure query command information; the portable digital train tail detection platform returns wind pressure response information after receiving the manual wind pressure query command information; after receiving the wind pressure response information, the dual-mode train tail locomotive radio station displays a wind pressure value and carries out voice prompt; and the detection of a manual wind pressure query function is realized.
(4) Operating a dual-mode train tail locomotive radio station to send exhaust command information; the portable digital train tail detection platform returns exhaust response information after receiving the exhaust information; after receiving the air exhaust response information, the dual-mode train tail locomotive radio station displays the start of air exhaust and carries out voice prompt; the detection of the air exhaust function is realized.
(5) The portable digital train tail detection platform starts to send wind pressure alarm information every 10 seconds after sending the exhaust response information for 10 seconds; after receiving the wind pressure alarm information, the dual-mode train tail locomotive radio station displays the alarm information and carries out voice prompt, and the dual-mode train tail locomotive radio station is operated to send wind pressure alarm confirmation information; the portable digital train tail detection platform stops sending the wind pressure alarm information after receiving the wind pressure alarm confirmation information; and the wind pressure alarm function detection is realized.
(6) The portable digital train tail detection platform starts to send voltage alarm information every 10 seconds after stopping sending the wind pressure alarm information for 10 seconds; the dual-mode train tail locomotive radio station displays and prompts in voice after receiving the voltage alarm information, and operates the dual-mode train tail locomotive radio station to send voltage alarm confirmation information; the portable digital train tail detection platform stops sending voltage alarm information after receiving the voltage alarm confirmation information; and voltage alarm function detection is realized.
(7) The dual-mode train tail locomotive radio station sends command information of eliminating the number; the portable digital train tail detection station returns a number cancellation response message after receiving the number cancellation command message; after receiving the number cancellation response message, the dual-mode train tail locomotive radio station cancels the connection relationship and enters the unconnected state; and realizing the number eliminating function detection.
The steps realize the function detection of the 400MHz digital mode of the dual-mode train tail locomotive radio station.
Claims (3)
1. The utility model provides a portable digit is listed as tail and is examined test table which characterized in that: comprises a processor chip with model number ATMEGA8L and a 400M digital handheld channel machine with model number TK-D348R; an DC3.3V power supply output interface of the 400M digital handheld station channel machine option board interface is connected with a VCC power supply pin of the processor chip, and a UART interface of the option board interface is connected with a UART1 interface of the processor chip.
2. A method for implementing a portable digital train tail test station as claimed in claim 1, wherein: the power supply output interface DC3.3V of the channel selector board interface of the 400M digital handheld station supplies power to the processor chip, and the UART interface of the channel selector board interface is used for carrying out data communication with the processor chip; transmitting the train tail communication data to be transmitted to a 400M digital handheld station channel machine through a processor chip, and then wirelessly transmitting the train tail communication data through the 400M digital handheld station channel machine to realize the data transmission of the train tail wireless communication; receiving wireless train tail communication data sent by a dual-mode train tail locomotive radio station through a 400M digital handheld station channel machine and transmitting the wireless train tail communication data to a processor chip to realize data receiving of train tail wireless communication; the dual-mode train tail locomotive radio station is subjected to 400M digital mode function detection by performing wireless train tail communication with the dual-mode train tail locomotive station through the analog train tail host function.
3. The method for implementing the portable digital train tail detection platform according to claim 2, is characterized in that: the method for detecting the 400M digital mode function of the dual-mode train tail locomotive radio station comprises the following steps:
(1) the portable digital train tail detection platform and the tested dual-mode train tail locomotive radio station are powered on and started;
(2) the portable digital train tail detection platform sends number input request information every 20 seconds; after receiving the number transmission request information, the dual-mode train tail locomotive radio station displays the train tail ID and carries out voice prompt; operating a dual-mode train tail locomotive radio station to send transmission command information; the portable digital train tail detection platform returns a number transmission response message after receiving the number transmission command message and stops sending the number transmission request message; the dual-mode train tail locomotive radio station enters a connected state after receiving the number transmission response information; realizing the function detection of establishing the connection relation;
(3) operating a dual-mode train tail locomotive radio station to send manual wind pressure query command information; the portable digital train tail detection platform returns wind pressure response information after receiving the manual wind pressure query command information; after receiving the wind pressure response information, the dual-mode train tail locomotive radio station displays a wind pressure value and carries out voice prompt; realizing the detection of a manual wind pressure query function;
(4) operating a dual-mode train tail locomotive radio station to send exhaust command information; the portable digital train tail detection platform returns exhaust response information after receiving the exhaust information; after receiving the air exhaust response information, the dual-mode train tail locomotive radio station displays the start of air exhaust and carries out voice prompt; the detection of the air exhaust function is realized;
(5) the portable digital train tail detection platform starts to send wind pressure alarm information every 10 seconds after sending the exhaust response information for 10 seconds; after receiving the wind pressure alarm information, the dual-mode train tail locomotive radio station displays the alarm information and carries out voice prompt, and the dual-mode train tail locomotive radio station is operated to send wind pressure alarm confirmation information; the portable digital train tail detection platform stops sending the wind pressure alarm information after receiving the wind pressure alarm confirmation information; the detection of the wind pressure alarm function is realized;
(6) the portable digital train tail detection platform starts to send voltage alarm information every 10 seconds after stopping sending the wind pressure alarm information for 10 seconds; the dual-mode train tail locomotive radio station displays and prompts in voice after receiving the voltage alarm information, and operates the dual-mode train tail locomotive radio station to send voltage alarm confirmation information; the portable digital train tail detection platform stops sending voltage alarm information after receiving the voltage alarm confirmation information; voltage alarm function detection is realized;
(7) operating a dual-mode train tail locomotive radio station to send command information of eliminating the number; the portable digital train tail detection station returns a number cancellation response message after receiving the number cancellation command message; after receiving the number cancellation response message, the dual-mode train tail locomotive radio station cancels the connection relationship and enters the unconnected state; and realizing the number eliminating function detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010872363.XA CN111934701A (en) | 2020-08-26 | 2020-08-26 | Portable digital train tail detection table and implementation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010872363.XA CN111934701A (en) | 2020-08-26 | 2020-08-26 | Portable digital train tail detection table and implementation method thereof |
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| CN111934701A true CN111934701A (en) | 2020-11-13 |
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| CN202010872363.XA Pending CN111934701A (en) | 2020-08-26 | 2020-08-26 | Portable digital train tail detection table and implementation method thereof |
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| WO2005058668A2 (en) * | 2003-12-19 | 2005-06-30 | Core E & S. Co., Ltd | Image processing alarm system and method for automatically sensing unexpected accident related to train |
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| CN110808755A (en) * | 2019-10-28 | 2020-02-18 | 天津七一二通信广播股份有限公司 | Digital-analog compatible train tail locomotive radio station and implementation method thereof |
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-
2020
- 2020-08-26 CN CN202010872363.XA patent/CN111934701A/en active Pending
Patent Citations (7)
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| WO2005058668A2 (en) * | 2003-12-19 | 2005-06-30 | Core E & S. Co., Ltd | Image processing alarm system and method for automatically sensing unexpected accident related to train |
| US20080192907A1 (en) * | 2007-02-14 | 2008-08-14 | Silicon Data International Co., Ltd. | Dual-mode telecommunication device and its driving method |
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| CN107994955A (en) * | 2017-12-20 | 2018-05-04 | 天津七二通信广播股份有限公司 | A kind of 400MHz numeric columns tail locomotive station detection device and detection method |
| CN110808755A (en) * | 2019-10-28 | 2020-02-18 | 天津七一二通信广播股份有限公司 | Digital-analog compatible train tail locomotive radio station and implementation method thereof |
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