CN202735519U - GPS tracker specially for transportation of railway container - Google Patents
GPS tracker specially for transportation of railway container Download PDFInfo
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- CN202735519U CN202735519U CN 201220435635 CN201220435635U CN202735519U CN 202735519 U CN202735519 U CN 202735519U CN 201220435635 CN201220435635 CN 201220435635 CN 201220435635 U CN201220435635 U CN 201220435635U CN 202735519 U CN202735519 U CN 202735519U
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Abstract
The utility model discloses a GPS tracker specially for transportation of railway containers. The GPS tracker comprises an ARM embedded processor, a GPS positioning module, a GPRS wireless communication module, a power supply conversion module and a lithium ion charging cell. The GPS positioning module, the GPRS wireless communication module and the power supply conversion module are all connected with the ARM embedded processor. The lithium ion charging cell is connected with the power supply conversion module. The GPS tracker specially for transportation of the railway containers can be automatically dormant, can run for a long period of time, enables tracking efficiency and accuracy of the railway containers to be improved, and can meet needs of long-distance transportation and tracking of the railway containers.
Description
Technical field
The utility model relates to the special-purpose GPS tracker of a kind of Railway Container Transport.
Background technology
The Container Transport tracking and managing infosystem that railway adopts at present, there is more disadvantage, owing to be by artificial mode container information to be gathered mainly, along with the rising of container traffic volume, owing to be busy with one's work, the more high phenomenon of record error rate also becomes more and more outstanding.According to China Railway Container Transport Center statistics, the average effectiveness level of station container report data is less than 2/3, and wherein the highest with case number (CN) information, error rate, this acquisition mode with artificial input is closely related.And owing to be to rely on the license number tracing system to determine the position of container in transportation, so its tracking density is also decided because of the layout density of license number recognizing apparatus fully.Existing railway container tracing system exists accuracy rate and poor in timeliness, and can not provide diversified service for the client.For these reasons, at present realize effective tracking to container improving the competitive position of railway container in forwarding business in the urgent need to a kind of container automatic location tracking equipment.
The utility model content
The purpose of this utility model is to provide a kind of voluntarily dormancy, and the special-purpose GPS tracker of Railway Container Transport that can long-term work improves efficient and accuracy that railway container is followed the trail of, satisfies the needs that the railway container long-distance transportation is followed the trail of.
For achieving the above object, the utility model adopts following technical scheme:
The special-purpose GPS tracker of a kind of Railway Container Transport, it is characterized in that, comprise: ARM flush bonding processor, GPS locating module, GPRS wireless communication module, power transfer module and Li-Ion rechargeable battery, described GPS locating module, GPRS wireless communication module and power transfer module all are connected with described ARM flush bonding processor, and described Li-Ion rechargeable battery is connected with described power transfer module.
Also comprise the led state pilot lamp that is connected with described ARM flush bonding processor.
Also comprise aluminum alloy casing.
Also comprise the air vent cover of container integral type GPS/GPRS antenna that is connected with the GPRS wireless communication module with described GPS locating module.
The beneficial effect of the technical scheme that the utility model provides is:
The special-purpose GPS tracker of the utility model Railway Container Transport comprises: ARM flush bonding processor, GPS locating module, GPRS wireless communication module, power transfer module, Li-Ion rechargeable battery, aluminum alloy casing and the air vent cover of container integral type GPRS antenna that is connected with the GPRS wireless communication module with described GPS locating module; Described GPS locating module, GPRS wireless communication module and power transfer module all are connected with described ARM flush bonding processor, and described Li-Ion rechargeable battery is connected with described power transfer module.The ARM flush bonding processor is supported the FPGA (Field Programmable Gate Array) control language, it is the core that whole tracker data is processed and controlled, be responsible for to receive and data that storage GPS locating module and GPRS wireless communication module send, and by multiple external interface to other module sending controling instruction; The GPS locating module is resolved by the carrier signal of air vent cover of container integral type GPS/GPRS antenna reception gps satellite, externally outputting standard NEMA character string; The GPRS wireless communication module is the interface of system and external communication, by the data transmission between mobile network's realization and the control center; Be responsible for the receiving remote steering order and send locating information; Power transfer module for system provides direct current after the conversion, is responsible for conversion Li-Ion rechargeable battery voltage to ARM flush bonding processor, GPS locating module, GPRS wireless communication module, current conversion efficient is high, and Voltage-output is stable, and deviation is little, can provide regulated power for system; Li-Ion rechargeable battery adopts the large-capacity and high-performance lithium ion battery, and battery capacity reaches 30AH, can provide long cruising time for system.Battery comprises charge and discharge protecting module, can effectively protect battery.Aluminum alloy casing adopts three anti-aluminum alloy casings with dustproof, shockproof and water-proof function, can satisfy the transportation environment of railway container harshness.Air vent cover of container integral type GPS/GPRS antenna can be avoided tracker to be installed on internal container and produce shielding, makes tracker can receive gps satellite signal and is connected the mobile network.The utility model has adopted the low-power consumption integration module, and adopted warm start, the quick assistant positioning system of A-GPS and remote auto dormancy control strategy, thereby has realized the purpose of low energy consumption, long-time location tracking.
Control center can pass through the wireless transfer control instruction packet of GPRS wireless communication module, and tracker is resolved after receiving the director data bag by the GPRS wireless communication module, carries out work according to various cycle periods and the duration of wherein appointment.Its workflow is mainly as follows, tracker at first wakes the GPRS wireless communication module up and carries out network connection after large dormancy period finishes, then wake the GPS locating module after the successful connection up, and be that the GPS locating module is downloaded ephemeris by the GPRS wireless communication module, the GPS locating module is downloaded ephemeris by network and is positioned rapidly, namely realize the quick assistant positioning system of so-called A-GPS, GPS is setting in the duration behind the positioning stablity, send locating information to the ARM flush bonding processor and process, again control the GPRS wireless communication module behind the information composition packet that the integration of ARM flush bonding processor needs to transmit and carry out the data transmission.Owing to can be subject to the impact of the veils such as tunnel or station in the Container Transport process, thereby have influence on the signal transmission quality of GPS locating module and GPRS wireless communication module, therefore need to carry out the normal operation of good policy control guarantee tracker, this tracker is processed mainly for following three kinds of situations.
When 1. GPS locating module/GPRS wireless communication module is affected by the veils such as tunnel or station, can't position container
Processing mode: resetting 3 times (predetermined distance), if still can not successfully locate, wait for that then next cycle period relocates.
2. the GPRS wireless communication module can't carry out the data download by interconnection network at the bad low side of public mobile network signal
Processing mode: repeated attempt connects 3 times (predetermined distance), if still can not connect, then enters the systemic circulation cycle, waits for that next cycle period sends again.
3. the GPRS wireless communication module can't carry out data by network and send at the bad low side of public mobile network signal
Processing mode: repeat to send 2 times (predetermined distance), if still can not successfully send, then locator data temporarily is stored in the buffer memory of single-chip microcomputer, wait for that next cycle period sends again.
The special-purpose GPS tracker of Railway Container Transport described in the utility model, realized the download online of ephemeris by the network communication of GPRS wireless communication module, make tracker possess the function of A-GPS, and realized long-range dormancy control by the FPGA (Field Programmable Gate Array) control language of embedded system, owing to adopted good energy consumption control strategy, equipment can continue container is reached tracking more than 6 months.Because tracker adopts three anti-aluminum alloy casing designs; and inner all electronic chips have all increased the ESD surge protection; so tracker has the protective capacities of industrial level; can adapt to the abominable site environment of transportation by railroad; follow the trail of the means that provide more reliable and have actual effect for railway container; improve efficient and accuracy that railway container is followed the trail of, satisfy the needs that the railway container long-distance transportation is followed the trail of.
Description of drawings
Fig. 1 is structural drawing of the present utility model.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model embodiment is described in further detail.
As shown in Figure 1, the special-purpose GPS tracker of a kind of Railway Container Transport, comprise: ARM flush bonding processor, GPS locating module, GPRS wireless communication module, power transfer module, Li-Ion rechargeable battery and the air vent cover of container integral type GPS/GPRS antenna that is connected with the GPRS wireless communication module with described GPS locating module, described GPS locating module, GPRS wireless communication module and power transfer module all are connected with described ARM flush bonding processor, and described Li-Ion rechargeable battery is connected with described power transfer module.The NEO-6M module that described GPS locating module is Switzerland U-blox, this GPS locating module, the satellite acquisition engine that has comprised 50 passages, tracking sensitivity reaches-160dBm, low-power consumption, support rapid hot start and auxiliary fast startup, 4Hz positioned update speed is supported the multiple interfaces such as USART, I2C, USB; Described GPRS wireless communication module adopts the LEON-G100 module of Switzerland U-blox, described GPRS wireless communication module is frequently wireless communication module of global function four, support class10 standard and ICP/IP protocol stack, sensitivity reaches-109dBm, energy consumption is low, support standby current＜1.6mA, be easy to realize the A-GPS location technology with GPS to have the multiple interfaces such as USART, I2C, USB; That described ARM flush bonding processor adopts is the STM32f103xB of ST Microelectronics, this flush bonding processor reaches as high as the frequency of operation of 72MHz, ROM with 128KB, the RAM of 20KB, the RC oscillator of the 40KMZ of interior band calibration, and built-in WatchDog Timer and CRC computing unit, sleep, shutdown and idle function are supported in low-power consumption; Support the multiple interfaces such as USART, I2C, USB; Described ARM flush bonding processor and described GPS locating module, carry out communication by the USART serial ports between the GPRS wireless communication module, the power supply of control GPRS wireless communication module, reset and initialization, the GPRS wireless communication module can the gauge tap power supply be the power supply of GPS locating module after the initialization success, after powering on, the GPS locating module begins to search star by the gps antenna location, search star stable after, the ARM flush bonding processor receives the NEMA statement that the GPS locating module sends by serial ports, therefrom parse relevant information and then control the transmission that the GPRS wireless communication module carries out information, by the rreturn value of GPRS wireless communication module learn be sent completely after, ARM flush bonding processor control GPS locating module and GPRS wireless communication module enter the setting dormancy period.
Also comprise the led state pilot lamp that is connected with described ARM flush bonding processor, can display system duty, battery electric quantity, search the star positioning states.
Also comprise aluminum alloy casing.
Below related hardware equipment fitting operation described in the utility model is described in detail as follows:
1. air vent cover of container integral type GPS/GPRS antenna is installed on the container outside, the other end of GPS/GPRS antenna is connected to two SMA antennal interfaces on the GPS tracker.
2. open the tracker enclosing cover, put the SIM card of China Mobile at the SIM card slot of GPS tracker inside, then the fastening draw-in groove is closed GPS tracker enclosing cover.Open the Switching Power Supply button on the GPS tracker, the GPS tracker begins self check work.
3. the information that the software set tracker is set by control center transmits central number and large dormancy, various little dormancy and searches the interval of star location circulation, sets complete after, tracker will the star location be searched at the interval and information returns according to setting.
4. when the battery monitoring magnitude of voltage of GPS tracker during near minimum charging voltage, monitoring center software meeting automatic alarm, need to manually pull down the GPS tracker this moment, the charging port that connects on the tracker with external charger charges to it, can put into next time after charging is finished and follow the trail of in the utilization.
The tracker support is used the GPS special use of U-blox that software U-Center is set and is arranged by output statement and the station-keeping mode of serial ports to the GPS locating module of tracker.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. the special-purpose GPS tracker of a Railway Container Transport, it is characterized in that, comprise: ARM flush bonding processor, GPS locating module, GPRS wireless communication module, power transfer module and Li-Ion rechargeable battery, described GPS locating module, GPRS wireless communication module and power transfer module all are connected with described ARM flush bonding processor, and described Li-Ion rechargeable battery is connected with described power transfer module.
2. the special-purpose GPS tracker of Railway Container Transport according to claim 1 is characterized in that, also comprises the led state pilot lamp that is connected with described ARM flush bonding processor.
3. the special-purpose GPS tracker of Railway Container Transport according to claim 1 and 2 is characterized in that, also comprises aluminum alloy casing.
4. the special-purpose GPS tracker of Railway Container Transport according to claim 3 is characterized in that, also comprises the air vent cover of container integral type GPS/GPRS antenna that is connected with the GPRS wireless communication module with described GPS locating module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220435635 CN202735519U (en) | 2012-08-29 | 2012-08-29 | GPS tracker specially for transportation of railway container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220435635 CN202735519U (en) | 2012-08-29 | 2012-08-29 | GPS tracker specially for transportation of railway container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202735519U true CN202735519U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220435635 Expired - Fee Related CN202735519U (en) | 2012-08-29 | 2012-08-29 | GPS tracker specially for transportation of railway container |
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| CN (1) | CN202735519U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457766A (en) * | 2014-12-25 | 2015-03-25 | 天泽信息产业股份有限公司 | Ultralow-power hidden type positioning device |
| CN114325043A (en) * | 2021-12-16 | 2022-04-12 | 华人运通(江苏)技术有限公司 | System and method for improving small current test precision |
-
2012
- 2012-08-29 CN CN 201220435635 patent/CN202735519U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457766A (en) * | 2014-12-25 | 2015-03-25 | 天泽信息产业股份有限公司 | Ultralow-power hidden type positioning device |
| CN114325043A (en) * | 2021-12-16 | 2022-04-12 | 华人运通(江苏)技术有限公司 | System and method for improving small current test precision |
| CN114325043B (en) * | 2021-12-16 | 2023-10-17 | 华人运通(江苏)技术有限公司 | System and method for improving small current test precision |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20150829 |
|
| EXPY | Termination of patent right or utility model |