CN101718778B - Remote fault diagnosis method and system for alcohol tester based on GPRS - Google Patents
Remote fault diagnosis method and system for alcohol tester based on GPRS Download PDFInfo
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- CN101718778B CN101718778B CN2009101549104A CN200910154910A CN101718778B CN 101718778 B CN101718778 B CN 101718778B CN 2009101549104 A CN2009101549104 A CN 2009101549104A CN 200910154910 A CN200910154910 A CN 200910154910A CN 101718778 B CN101718778 B CN 101718778B
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Abstract
The invention discloses remote fault diagnosis method and system for an alcohol tester based on a GPRS. A CPU module in the alcohol tester is connected with an SIM card through a GPRS module which is connected with an antenna. The remote fault diagnosis method comprises the steps of: checking working states of all modules in the tester through a fault self-checking program of the tester; transmitting the check result of the fault self-checking program to a monitoring center of a tester manufacturer through the GPRS module; and knowing the working state of the tester according to the check result for fault recovery. The monitoring center has a favorable human-machine interface, can directly reflect the working state information of relevant equipment of the tester, better monitor the remote alcohol tester, carry out the statistical analysis on the received state information of the equipment of the tester, and be applied to the following service plan system. The tester also has the GPS positioning function, positions the tester of a service point through a positioning satellite and provides telephone or visiting service for the fault which can not be remotely recovered.
Description
Technical field
The present invention relates to the method and system of alcohol tester remote fault diagnosis, especially relate to a kind of alcohol tester remote fault diagnosis method and system based on GPRS.
Background technology
The traffic hazard that causes because of driving when intoxicated at present takes place again and again; The people's lives and property safety has been caused great harm; Whether detect the driver through alcohol tester and drive when intoxicated and can effectively control the driver and drive when intoxicated, also be in one of important measures of traffic hazard " Invest, Then Investigate " evidence obtaining.But because alcohol tester in use for various reasons; Often break down; And along with the growth of service time; The precision of its stability and test becomes worse and worse, often need send it to alcohol tester manufacturer to alcohol tester and calibrate, and this process tends to waste great amount of time and financial resources.And present alcohol tester does not all have the function of fault self-diagnosis, does not have the function of remote diagnosis yet.
Summary of the invention
To above-mentioned present situation and technical blank, the object of the present invention is to provide a kind of alcohol tester remote fault diagnosis method and system based on GPRS.The fault diagnostic program of alcohol tester through carrying; Whether each parts work that can accurately detect alcohol tester is normal; And can the failure message of alcohol tester be passed through the GPRS information transfer module; Send to the alcohol tester long distance control system of producer, the after sale service personnel of producer carry out fault diagnosis and repair service support according to this failure message.
In order to achieve the above object, the technical scheme of the present invention's employing is following:
One, a kind of alcohol tester remote fault diagnosis method based on GPRS:
Comprising alcohol tester when start that has fault self-checking program and GPRS communication module or get under the self diagnostic mode can be to the alcohol tester module: CPU module, fuel cell sensor assembly, power module; The GPRS module; Whether temperature detection and control module and RF module check that in normal operating conditions, the result after the inspection passes to the CPU module, passes to the GPRS module by the CPU module; Can pass through SIM; Antenna is passed to GPRS network and Internet net, passes to the communication server in the remote monitoring center through fire wall, leaves the information of module in database server; Man-machine interface provides query interface, and the after sale service personnel can inquire about the device fault information of long-range alcohol tester.
Two, a kind of GPRS of being based on have a self-diagnostic function alcohol screen test system:
Comprise the CPU module, exhaust apparatus, air pump device, getter device; The fuel cell sensor assembly, information pre-processing module, power module, GPS; Temperature detection and control module, memory module, reseting module, indication alarm module; The LCD display module, loudspeaker module, RF module, the alcohol tester that pressure detection module and USB interface constitute.CPU module in the alcohol tester also is connected with SIM through the GPRS module, and the GPRS module connects antenna.
Described GPRS module adopts the MC55 module of Siemens company; TXD is RS232 input, connects the ISPTX pin of CPU module, and the ISPTX pin of CPU module is used for output data; And the TXD of GPRS module to be used for receiving data RXD be RS232 output; Connect the ISPRX of CPU module, the ISPRX of CPU module is used for receiving data, and the RXD of GPRS module is used for output data; GND ground connection, the input of VCC power supply; LEDGP is used for connecing signal lamp; PWEN is used for controlling the powered-down GPRS that resets; SIMVCC links to each other with SIM VSIM, to the SIM power supply, generally uses 3V; SIMDAA links to each other with SIM SIM-IO, is used for transmitting data; SIMCLK links to each other with SIM SIM-CLK, is used for representing the SIM clock; SIMRST links to each other with SIM SIM-RESET, is used for resetting; SIMGND links to each other with SIM SIM-GND, is SIM power supply negative terminal; GNC does not have connection.
This system mainly finishes the work: the alcohol concentration signal obtain part; Examiner oral cavity gas passes through getter device; Pump into AGN 1002 modules that fuel cell sensor assembly fuel cell sensor adopts U.S. GUTH by the air pump device then; Obtain corresponding electric signal by the fuel cell sensor assembly, obtain corresponding signal through the information pre-processing module then and pass to the CPU resume module; Signal remote transmission device: the CPU module adopts the LPC2378 of NXP, and the operating system in the chip adopts the WinCE5.0 embedded system, and procotol adopts ICP/IP protocol; The fault self-diagnosis program detects the information of alcohol tester main modular, passes to the GPRS module, and this module adopts the MC55 module of Siemens company, inserts public GPRS network through corresponding SIM and antenna, and wherein SIM adopts and moves SIM; Other important module are selected for use: power module adopts the ES series Back-UPS BE525 GPRS module of APC UPS, is the MC55 module that adopts Siemens company; What the GPS module adopted is the TU-30 GPS module of U.S. Rockwell company; Temperature detection and control module core component are LM607MH; Memory module has adopted high capacity NAND Flash K9K4G08U0M-YCBO; What serial line interface adopted is the RS232 interface mode; The LCD display module adopts 7 inches TFT liquid crystal display touch-screens, and resolution is 800 * 600; The RF module adopts the NRF2401 chip.
The beneficial effect that the present invention has is:
1, alcohol tester aspect: have the fault self-diagnosis program, this program can be carried out quick check to CPU module, power module, LCD module, fuel cell sensor assembly, RF circuit module, the key-press module of alcohol tester when alcohol tester is started shooting; Adopt at a high speed, stable GPRS communication module, can be fast the result of fault self-diagnosis diagnosis of program be passed; Adopt liquid crystal touch screen, make and operate simple and fast more; Have powerful gps receiver, built-in aerial is convenient to orientation management.
2, remote monitoring center: man-machineization interface, simple to operate, adopt reliable and stable Database Systems.
3, the alcohol tester fault remote diagnosis system based on GPRS can realize that alcohol tester operating condition and status information of equipment are sent to remote monitoring center with cheap, quick, reliable mode through the GPRS communication module; Make producer can know the guilty culprit of alcohol screen test in real time; Through remote monitoring center alcohol tester being carried out fault gets rid of; Greatly reduce the after sale service expense, guaranteed the normal operation of alcohol tester.
Description of drawings
Fig. 1 is based on the alcohol tester remote fault diagnosis detection system figure of GPRS.
Among the figure: 1 alcohol tester, 2 fault self-checking programs, 3 communication modules, 4 GPRS networks, 5Internet net, 6 fire walls, 7 remote monitoring centers, 8 WEB servers, 9 communication servers, 10 database servers, 11 man-machine interfaces.
Fig. 2 is with the alcohol tester structural drawing of fault self-diagnosis program and GPRS module among the present invention.
Among the figure: 12, CPU module, 13, exhaust apparatus, 14, the air pump device, 15, getter device, 16, the fuel cell sensor assembly; 17, information pre-processing module, 18, power module, 19, the GPRS module, 20, SIM, 21, antenna; 22, GPS, 23, temperature detection and control module, 24, memory module, 25, reseting module, 26, the indication alarm module; 27, LCD display module, 28, loudspeaker module, 29, the RF module, 30, the pressure detection module, 31, USB interface
Fig. 3 is a fault self-diagnostic program detection failure process flow diagram.
Fig. 4 is GPRS module and SIM circuit diagram.
Fig. 5 is the workflow of GPRS module software.
Fig. 6 is the interface circuit figure of CPU module.
Embodiment
Below in conjunction with accompanying drawing and case study on implementation the present invention is further described.
With reference to Fig. 1, Fig. 2 and Fig. 3, the process of the alcohol tester remote fault diagnosis that is tape jam self-diagnostic program and GPRS module is described, Fig. 1 comprises the alcohol tester 1 that has fault self-checking program 2 and GPRS module 3 and as server remote monitoring center 7; Carrying out alcoholicity of exhaled gas when test, at first the measured contains the exhaust tube road junction with mouth, evenly air blowing 6-10 second continuously, when showing " stopping " on the screen, sample successfully for blowing, otherwise will resampling.After exhaling successfully at first measured's expiration sample get into fuel cell sensor assemblies 16 through getter device 15; The electric signal that obtains gets into information pre-processing module 17; Convert the digital signal amount into through A/D again after the amplification and get into CPU module 12; CPU module 12 is presented at real-time test result on the screen of LCD display module 27 through information calculations.Wherein can or get into when alcohol tester 1 start under the self diagnostic mode can be to the main modular of alcohol tester for fault self-diagnosis program 2: CPU module 12, fuel cell sensor assembly 16, power module 18; GPRS module 19, temperature detection and control module 23, RF module 29; Carry out quick check, the flow process of inspection is referring to Fig. 3, and the result after the inspection passes to CPU module 12; Pass to GPRS module 19 by CPU module 12, GPRS module 19 adopts the MC55 module of Siemens company, can pass through SIM 21 fast; Antenna 22 is passed to GPRS network 4 and Internet net 5; Pass to the communication server 9 in the remote monitoring center 7 through fire wall 6, leave the information of equipment in database server 10, man-machine interface 11 provides good query interface; The after sale service personnel can inquire about the device fault information of long-range alcohol tester, and WEB server 8 major functions provide network information and browse service.This infrared spirit test etiquette point has the GPS positioning function in addition, can position through the position that position location satellite is executed the task to alcohol tester and inquire about, and makes things convenient for the after sale service personnel to make house calls timely or telephone service;
With reference to Fig. 4, Fig. 5 and Fig. 6; Fig. 4 is GPRS module 19 and SIM 20 circuit diagrams; The GPRS module 19 main MC55 modules that adopt Siemens company, TXD is the RS232 input among the figure, connects the ISPTX pin of CPU module 12; The ISPTX pin of CPU module 12 is used for output data, and the TXD of GPRS module 19 is used for receiving data; RXD is RS232 output, the ISPRX of the CPU module 12 in the connection layout 6, and the ISPRX of CPU module 12 is used for receiving data, and the RXD of GPRS module 19 is used for output data; GND ground connection, the input of VCC power supply; LEDGP is used for connecing signal lamp; PWEN is used for controlling the powered-down GPRS that resets; SIMVCC links to each other with SIM VSIM, to the SIM power supply, generally uses 3V; SIMDAA links to each other with SIM SIM-IO, is used for transmitting data; SIMCLK links to each other with SIM SIM-CLK, is used for representing the SIM clock; SIMRST links to each other with SIM SIM-RESET, is used for resetting; SIMGND links to each other with SIM SIM-GND, is SIM power supply negative terminal; GNC does not have connection.Fig. 5 is used for representing the data transmission procedure between GPRS module 19 and the CPC module 12, and the instruction of transmission mainly is the AT instruction, mainly AT is instructed among the figure and sends and receive; Whole flow process is divided into transmission, reception, interrupts, and sends before this, closes all interruptions; Call data and send,, develop all interruptions if data have all passed; Receive beginning, judge that whether the data of sending have all sent, and have sent and have then received the interrupt identification zero clearing; Receive data, if it is intact to receive Data Receiving, receiving course finishes.
Claims (3)
1. alcohol tester remote fault diagnosis method based on GPRS is characterized in that the step of this method is following: comprise the alcohol tester (1) that has fault self-checking program (2) and GPRS communication module (3), when start or get under the self diagnostic mode can be to the alcohol tester module: CPU module (12); Fuel cell sensor assembly (16); Whether power module (18), GPRS module (19), temperature detection and control module (23) and RF module (29) are checked in normal operating conditions; Result after the inspection passes to CPU module (12); Pass to GPRS module (19) by CPU module (12), can pass through SIM (20), antenna (21) is passed to GPRS network (4) and Internet net (5); Pass to the communication server (9) in the remote monitoring center (7) through fire wall (6); Leave the information of module in database server (10), man-machine interface (11) provides query interface, and the after sale service personnel can inquire about the device fault information of long-range alcohol tester.
2. according to a kind of alcohol tester remote failure diagnosis system of the said method of claim 1, comprise CPU module (12), exhaust apparatus (13), air pump device (14) based on GPRS; Getter device (15), fuel cell sensor assembly (16), information pre-processing module (17), power module (18); GPS (22), temperature detection and control module (23), memory module (24); Reseting module (25), indication alarm module (26), LCD display module (27); Loudspeaker module (28), RF module (29), the alcohol tester (1) that pressure detection module (30) and USB interface (31) constitute; It is characterized in that: the CPU module (12) in the alcohol tester (1) also is connected with SIM (20) through GPRS module (19), and GPRS module (19) connects antenna (21).
3. a kind of alcohol tester remote failure diagnosis system according to claim 2 based on GPRS; It is characterized in that: described GPRS module (19) adopts the MC55 module of Siemens company; TXD is the RS232 input; The ISPTX pin that connects CPU module (12), the ISPTX pin of CPU module (12) are used for output data, and the TXD of GPRS module (19) is used for receiving data; RXD is RS232 output, connects the ISPRX of CPU module (12), and the ISPRX of CPU module (12) is used for receiving data, and the RXD of GPRS module (19) is used for output data; GND ground connection, the input of VCC power supply; LEDGP is used for connecing signal lamp; PWEN is used for controlling powered-down, and GPRS resets; SIMVCC links to each other with SIM (20) VSIM, gives SIM (20) power supply, and voltage is 3V; SIMDAA links to each other with SIM (20) SIM-IO, is used for transmitting data; SIMCLK links to each other with SIM (20) SIM-CLK, is used for representing the SIM clock; SIMRST links to each other with SIM (20) SIM-RESET, is used for resetting; SIMGND links to each other with SIM (20) SIM-GND, is SIM (20) power supply negative terminal.
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| CN2009101549104A CN101718778B (en) | 2009-11-26 | 2009-11-26 | Remote fault diagnosis method and system for alcohol tester based on GPRS |
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| CN2009101549104A CN101718778B (en) | 2009-11-26 | 2009-11-26 | Remote fault diagnosis method and system for alcohol tester based on GPRS |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105446290A (en) * | 2015-10-10 | 2016-03-30 | 广东乐善机械有限公司 | Internet-of-things-control-based remote maintenance service system and method for bottle blowing machine |
| CN108732337A (en) * | 2018-01-26 | 2018-11-02 | 深圳市大帝科技发展有限公司 | Detection method, terminal device and the storage medium of gaseous alcohol content |
| CN109901091A (en) * | 2019-04-03 | 2019-06-18 | 广西电网有限责任公司南宁供电局 | It is a kind of can remote diagnosis capacitor and inductor tester |
| CN111600781B (en) * | 2020-07-27 | 2020-10-16 | 中国人民解放军国防科技大学 | Firewall system stability testing method based on tester |
| CN112782410B (en) * | 2020-12-28 | 2024-01-12 | 汉威科技集团股份有限公司 | Dynamic calibration method of quick-discharge wine detector and detector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101237765A (en) * | 2008-02-01 | 2008-08-06 | 北京工业大学 | A multi-function car digital instrument system |
| CN101308152A (en) * | 2008-06-24 | 2008-11-19 | 浙江理工大学 | Alcohol test method and system based on wireless network |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101237765A (en) * | 2008-02-01 | 2008-08-06 | 北京工业大学 | A multi-function car digital instrument system |
| CN101308152A (en) * | 2008-06-24 | 2008-11-19 | 浙江理工大学 | Alcohol test method and system based on wireless network |
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