CN211209694U - Railway emergency CIR radio station - Google Patents
Railway emergency CIR radio station Download PDFInfo
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- CN211209694U CN211209694U CN201922141111.5U CN201922141111U CN211209694U CN 211209694 U CN211209694 U CN 211209694U CN 201922141111 U CN201922141111 U CN 201922141111U CN 211209694 U CN211209694 U CN 211209694U
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Abstract
The utility model relates to a railway communication equipment field discloses an emergent communication equipment of railway fungible locomotive integrated radio communication equipment (CIR) function, the emergent CIR radio station of short for short, included radio station host computer, electrophone, external antenna present, installed main control unit, recording element, satellite positioning unit, GSM-R voice unit, GSM-data unit, 450MHz communication unit, L BJ and be close early warning unit, operation display element, power supply unit and speaker in the radio station host computer, the utility model discloses an emergent CIR radio station equipment can provide data and voice communication and the receiving and dispatching of being close early warning signal under 450MHz, 800MHz, 900MHz three kinds of communication mode, possesses GPS/big dipper bimodulus satellite positioning simultaneously, real-time recording, power supply alone, the function and the characteristics that the individual soldier carried, is applicable to the railway locomotive in-process of traveling, and the emergent communication guarantee of on-vehicle communication equipment trouble, accident site handling has realized the combination and the compatibility of multiple communication functional mode, can realize voice data communication and real-time recording, is the important means of railway communication department emergency communication.
Description
Technical Field
The utility model relates to a railway communication equipment field, especially a railway emergency CIR radio station.
Background
At present, two kinds of wireless communication vehicular equipment of a Chinese railway locomotive are locomotive comprehensive wireless communication equipment, namely CIR for short and a train safety early warning system vehicle-mounted equipment for short, L BJ. for short, which are important means for guaranteeing the driving safety, are standard vehicular equipment of the railway locomotive, and can realize the voice communication, data communication and the receiving and sending of the approaching early warning information of a road junction and an operation area along the locomotive driver and the ground and the road network during the driving process.
When the locomotive runs, the vehicle-mounted equipment fails to communicate, which can lead to the late running, fault reporting and even accidents of the locomotive. At this time, an alternative emergency device is needed to quickly replace the failed device and establish communication.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an emergency communication equipment of railway substitutable locomotive comprehensive wireless communication equipment (CIR) function, called emergency CIR radio station for short, can provide data and voice communication and the receiving and dispatching of approaching early warning signal under 450MHz, 800MHz, 900MHz A three kinds of communication mode; the system has the functions and characteristics of GPS/Beidou dual-mode satellite positioning, real-time recording, independent power supply and carrying by individual soldiers, and is suitable for emergency communication guarantee after locomotive-mounted equipment fails in the process of railway locomotive transportation.
In order to realize the technical purpose, reach above-mentioned technological effect, the utility model discloses a railway emergency CIR radio station, included the radio station host computer, external antenna is presented and electrophone, install the main control unit in the radio station host computer, the recording element, the satellite positioning unit, GSM-R voice unit, GSM-data unit, 450MHz communication unit, L BJ approaches early warning unit, operation display element, power supply unit and speaker, the last functional unit control interface that is provided with of main control unit, the main control unit carries out the serial ports extension through the FPGA device, and through functional unit control interface and recording element, the satellite positioning unit, GSM-R voice unit, GSM-data unit, 450MHz communication unit, L BJ approaches early warning unit, operation display element, power supply unit and speaker link to each other.
The circuit design of each functional unit adopts a unified hardware design framework, the hardware design framework is a framework of CPU + FPGA + RAM, a unified processor, a watchdog, a write stroke maintenance interface, a power supply module, an internal memory and an external memory are adopted, a main control unit is connected with a watchdog circuit, a write stroke maintenance interface, an internal memory and an external memory through control interfaces, and the watchdog circuit and the write stroke maintenance interface are respectively connected with a power supply unit circuit.
Preferably, the internal memory is a fast RAM K6R1008V1D-TI10, and the main control unit is in data interaction communication with the units through the fast RAMK6R1008V1D-TI 10.
Preferably, the main control unit further comprises a data interface isolation chip, and the data interface isolation chip is arranged between the FPGA device and each functional unit control interface, and is used for protecting the input/output interfaces and supporting hot plugging.
The recording unit adopts an FPGA device to carry out data acquisition compression, control storage and reading through controlling A/D, D/A.
Preferably, the recording unit further comprises a data storage unit and a USB expansion chip, wherein the data storage unit is composed of two 4Gb F L ASH (K9F4G08U0A-P) chips, and the USB expansion chip is S L811 HST.
The GSM-R voice unit and the GSM-data unit execute wireless voice receiving and sending, data transmission and wireless signaling receiving and sending tasks based on a GSM-R digital mobile communication network of a China railway.
The 450MHz communication unit executes wireless voice receiving and transmitting and wireless signaling receiving and transmitting tasks based on a 450MHz wireless train dispatching communication network of a China railway.
The L BJ approach early warning unit executes the locomotive approach early warning function based on the 800MHz safety early warning system of the Chinese railway.
The operation display unit comprises a control circuit board, a display screen and a keyboard, wherein the control circuit board is connected with the display screen through a display driving circuit interface, and the control circuit board is connected with the keyboard through a key control interface.
Preferably, the display screen adopts an industrial-grade liquid crystal screen with 5.7 inches, the division ratio of 320x240 and the pixel density of 70 PPI; the keyboard adopts a customized silica gel key keyboard.
The utility model discloses following beneficial effect has:
1. the utility model discloses an emergent CIR radio station equipment can provide data and voice communication and near the receiving and dispatching of early warning signal under 450MHz, 800MHz, 900MHz A three kinds of communication mode; the system has the functions and characteristics of GPS/Beidou dual-mode satellite positioning, real-time recording, independent power supply and carrying by individual soldiers, is suitable for emergency communication guarantee of on-board communication equipment failure and accident site processing in the running process of a railway locomotive, realizes combination and compatibility of various communication functional modes, can realize voice data communication and real-time recording, and is an important means for emergency communication of a railway communication department.
2. The utility model discloses an emergent CIR radio station possesses CIR, L B equipment's whole functions, and is small, and weight only has 10kg, can work 12 hours from taking the power, can regard as individual soldier to equip, is hand-carried by electricity section equipment maintainer to reach the locomotive driver's cabin at the fastest speed, help the driver to establish communication liaison, replace faulty equipment at once and establish "car to ground" communication channel, the guarantee locomotive continues to drive.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the main control unit of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments.
As shown in the figures 1-2, the utility model discloses a railway emergency CIR radio station, which comprises a radio station host, a handset and an external antenna feeder, wherein a main control unit, a recording unit, a satellite positioning unit, a GSM-R voice unit, a GSM-data unit, a 450MHz communication unit, a L BJ approach early warning unit, an operation display unit, a power supply unit and a loudspeaker are arranged in the radio station host, and the railway emergency CIR radio station further comprises a watchdog circuit, a programming maintenance interface, an internal memory and an external memory, wherein the main control unit is provided with a function unit control interface, the main control unit carries out serial port expansion through an FPGA device, and is connected with the recording unit, the satellite positioning unit, the GSM-R voice unit, the GSM-data unit, the 450MHz communication unit, the L BJ approach early warning unit, the operation display unit, the power supply unit is connected with the loudspeaker, and further comprises a data interface isolation chip, the data interface isolation chip is arranged between the FPGA device and each function unit control interface for protecting an input and output interface, and supports the main control unit, the main control unit is connected with the watchdog circuit through a programming maintenance interface, a programming maintenance interface, an internal memory is connected with an external storage circuit through a working circuit, a working circuit of an ASK 466-3-V integrated circuit, a working circuit for writing information storage unit, a working circuit for writing a working circuit.
The recording unit adopts an FPGA device to carry out data acquisition compression, control storage and reading through controlling A/D, D/A, and also comprises a data storage unit, a USB expansion chip, an input/output voice circuit and an interface, wherein the data storage unit consists of two 4Gb F L ASH (K9F4G08U0A-P) chips, and the USB expansion chip is S L811 HST.
The control circuit board IS additionally provided with CP L D (EPM3256TI144) and RAM (IS 61L V51216) as display driving circuits on the basis of unified hardware frame design, wherein the display driving circuit interfaces can be compatible with liquid crystal screens of different brands, AM29F016DEI IS used as an external memory for storing basic files such as Chinese character libraries, pictures, sounds and the like, the control circuit board further comprises a voice circuit, various interfaces and the like, the control circuit board IS connected with the display screen through the display driving circuit interfaces, the control circuit board IS connected with the keyboard through a key control interface, the display screen adopts an industrial-grade liquid crystal screen with the division ratio of 320x240 and the pixel density of 70PPI, and the keyboard adopts a customized silica gel key keyboard.
When the satellite positioning module data is effective, the processor compares the longitude and latitude received by the satellite positioning module with the longitude and latitude of the database, acquires relevant information in the satellite positioning unit database, including data of a mode, a telephone number and the like, and sends the relevant information to the main control according to a certain format, and the main control sends the relevant information to the MMI to display corresponding contents through analysis, and simultaneously sends the time, the longitude and latitude and the like to the recording unit so as to record clock synchronization of the recording unit and corresponding information recording.
The 450MHz communication unit executes wireless voice receiving and transmitting and wireless signaling receiving and transmitting tasks based on a 450MHz wireless train dispatching communication network of a Chinese railway.
The L BJ approach early warning unit executes the locomotive approach early warning function based on the 800MHz safety early warning system of the Chinese railway.
The GSM-R data unit consists of a GPRS module and a power supply, is used for data transmission, and sends and receives data information such as MSISDN numbers, IP addresses and the like through a GSM-R network.
The GSM-R voice unit is based on a voice wireless transceiving module under a GSM-R network of a China railway, and the working frequency is 885 MHz-889 MHz in an uplink; the downlink is 930 MHz to 934 MHz. The equipment executes and controls the voice call in the GSM-R mode through the serial port AT command. After the mobile terminal is started, the position of the mobile terminal, the position of a cell, the network condition, the access condition, the communication link establishment and the like are obtained through the network.
The device can complete voice communication and data communication in modes of 450MHz, 800MHz, 900MHz and the like. And the power supply unit with the storage battery can independently work for 12 hours under the scene of locomotive-mounted equipment failure and driving accident sites, so that the communication guarantee of the locomotive from the locomotive to the ground is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (7)
1. A railway emergency CIR radio station comprises a radio station host, a handset and an external antenna feeder and is characterized in that a main control unit, a recording unit, a satellite positioning unit, a GSM-R voice unit, a GSM-data unit, a 450MHz communication unit, an L BJ proximity early warning unit, an operation display unit, a power supply unit and a loudspeaker are installed in the radio station host, a function unit control interface is arranged on the main control unit, the main control unit is subjected to serial port expansion through an FPGA device and is connected with the recording unit, the satellite positioning unit, the GSM-R voice unit, the GSM-data unit, the 450MHz communication unit, the L BJ proximity early warning unit, the operation display unit, the power supply unit and the loudspeaker through the function unit control interface, and the corresponding function unit is provided with an interface which can be accessed with the external antenna feeder, the handset and USB equipment.
2. The railway emergency CIR station of claim 1, wherein: the main control unit is connected with the watchdog circuit, the write-program maintenance interface, the internal memory and the external memory through control interfaces, and the watchdog circuit and the write-program maintenance interface are respectively connected with the power supply unit circuit.
3. The railway emergency CIR station of claim 2, wherein: the internal memory is a fast RAM K6R1008V1D-TI10, and the main control unit is in data interaction communication with the units through the fast RAM K6R1008V1D-TI 10.
4. A railway emergency CIR station as claimed in claim 3, wherein: the main control unit also comprises a data interface isolation chip, and the data interface isolation chip is arranged between the FPGA device and each functional unit control interface and is used for protecting the input and output interfaces and supporting hot plugging.
5. The railway emergency CIR station of claim 1, wherein: the recording unit adopts an FPGA device to carry out data acquisition compression, control storage and reading through controlling A/D, D/A.
6. The railway emergency CIR radio as claimed in claim 5, wherein the recording unit further comprises a data storage unit and a USB expansion chip, the data storage unit is composed of two 4Gb F L ASH (K9F4G08U0A-P) chips, and the USB expansion chip is S L811 HST.
7. The railway emergency CIR station of claim 1, wherein: the operation display unit comprises a control circuit board, a display screen and a keyboard, wherein the control circuit board is connected with the display screen through a display driving circuit interface, and the control circuit board is connected with the keyboard through a key control interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922141111.5U CN211209694U (en) | 2019-12-04 | 2019-12-04 | Railway emergency CIR radio station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922141111.5U CN211209694U (en) | 2019-12-04 | 2019-12-04 | Railway emergency CIR radio station |
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| CN211209694U true CN211209694U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922141111.5U Active CN211209694U (en) | 2019-12-04 | 2019-12-04 | Railway emergency CIR radio station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111935635A (en) * | 2020-08-26 | 2020-11-13 | 天津七一二通信广播股份有限公司 | Trackside emergency equipment based on 5G network and use method |
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2019
- 2019-12-04 CN CN201922141111.5U patent/CN211209694U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111935635A (en) * | 2020-08-26 | 2020-11-13 | 天津七一二通信广播股份有限公司 | Trackside emergency equipment based on 5G network and use method |
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