CN2742503Y - Automobile travel recording device - Google Patents
Automobile travel recording device Download PDFInfo
- Publication number
- CN2742503Y CN2742503Y CN 200420092402 CN200420092402U CN2742503Y CN 2742503 Y CN2742503 Y CN 2742503Y CN 200420092402 CN200420092402 CN 200420092402 CN 200420092402 U CN200420092402 U CN 200420092402U CN 2742503 Y CN2742503 Y CN 2742503Y
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- signal
- detector
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- chip microcomputer
- single chip
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- Time Recorders, Dirve Recorders, Access Control (AREA)
Abstract
The utility model which relates to the recording device for the running of a vehicle effectively integrates various parameters of the safe running of the vehicle. The information of the parameters can be displayed by a display device during the running of the vehicle, a warning is operated to alarm the attention of the driver, when abnormal information of the parameters appears, and the traffic accident is avoided. The instantaneous and various information of the parameters of the safety running of the vehicle are recorded on a recording apparatus in a hard disk, when the traffic accident happens; further more, the image information collected by the photographing apparatus provides a visual and reliable basis to the investigation and the evidence collection of a traffic administration sector, after the traffic accident.
Description
Technical field
The utility model relates to traffic electromechanical engineering field, particularly a kind of automobile travel recorder, its display automobile status information in the process of moving with send relevant warning message, and have an accident information in the moment car of record automobile.
Background technology
Along with the increase of motor vehicle number, the traffic safety form allows of no optimist, and road traffic accident is on the rise.Although traffic hazard takes place to leave certain vestige on the ground, back; vehicle supervision department can analyze culprit according to the scene of the accident, eye witness; but the conclusion of analysis ratiocination can not be the whole of the fact in any case; especially when reasoning conclusion during to own significant adverse, the driver cannot take out strong evidence again and guards one's interest.Therefore depend the traffic police alone with in-site measurement, litigant's narration and experience are judged the trend that can not adapt to Highway Development.Be the consciousness that science, accuracy, promptness and the human pilot that improves crash analysis observes traffic laws rule, occurred the automobile travel recorder of multiple model in recent years.Automobile travel recorder can prevent intentional car accident effectively, and simultaneously when traffic hazard takes place, automobile travel recorder can be vehicle supervision department again and provides reliable foundation to the judgement of merit, has accelerated the processing procedure of accident.
Summary of the invention
The purpose of this utility model provides a kind of automobile travel recorder, it is integrated in one the various parameters of automotive safety operation effectively, these parameter informations can not only be shown by display device in vehicle traveling process, and note the generation that avoids traffic accident with alerting drivers when reporting to the police when unusual appears in these parameter informations.When traffic hazard takes place, the parameters information of the automotive safety operation during the moment of fault all is recorded in the harddisk recording device, especially the camera image information of gathering is for the investigation and evidence collection of vehicle supervision department after the accident provides intuitively, reliable foundation.
The technical scheme of automobile travel recorder of the present utility model is achieved in that it is made up of Single Chip Microcomputer (SCM) system, harddisk recording device, display device, warning device, Peripheral Interface device and multiple signal supervisory instrument and multiple circuit, and wherein said multiple signal supervisory instrument comprises camera, speed of vehicle detector, engine speed detector, temperature detector, water yield detecting device, braking light switch signal detector, astern signal detecting device, oil amount detector, turning indicator control signal detector and fog lamp switch signal detector; Described multiple circuit comprises filtering circuit, amplifying circuit and A/D change-over circuit, it is characterized in that, described camera converts the picture signal of obtaining to digital signal by the A/D change-over circuit, be input in the Single Chip Microcomputer (SCM) system and store, the above-mentioned digital signal of memory storage synchronously in described harddisk recording device simultaneously, then Single Chip Microcomputer (SCM) system by interface circuit with image signal transmission image to show that above-mentioned camera is captured in the display device; Described speed of vehicle detector and engine speed detector are transported to Single Chip Microcomputer (SCM) system with the signal that detects by filtering circuit, amplifying circuit and trigger, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom; The signal that described temperature detector detects is transported to Single Chip Microcomputer (SCM) system by filtering, amplification and A/D change-over circuit, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom; The signal that described water yield detecting device, braking light switch signal detector, astern signal detecting device, oil amount detector, turning indicator control signal detector and fog lamp switch signal detector detect is transported to Single Chip Microcomputer (SCM) system by filtering circuit and trigger flip-flop, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom.
The picture signal that camera in the automobile travel recorder of the present utility model obtains is an analog picture signal; The signal that described speed of vehicle detector and engine speed detector detect is a pulse signal; The signal that temperature detector in the automobile travel recorder detects is an analog current signal; The signal that water yield detecting device in the automobile travel recorder, braking light switch signal detector, astern signal detecting device, oil amount detector, turning indicator control signal detector and fog lamp switch signal detector detect is the switching value signal.
Camera in the automobile travel recorder of the present utility model is installed on the front portion or the rear portion of automobile or is convenient to gather the influential position of the outer situation of car, and camera adopts the infrared night vision camera of Collapsible structure.
Single Chip Microcomputer (SCM) system in the automobile travel recorder of the present utility model can be transferred to external unit by the Peripheral Interface device with the signal of gathering in the harddisk recording device, and wherein said external unit comprises IC-card, PDA personal electric secretary, notebook computer, individual PC, visible handset.Particularly the picture signal of camera collection can be transported to by Single Chip Microcomputer (SCM) system and Peripheral Interface device and show the image that camera is taken on notebook computer, individual PC or the visible handset.
The external shell of automobile travel recorder of the present utility model is made by heat insulation, fire-retardant, waterproof, shock proof compound substance.
In addition, the external shell of automobile travel recorder of the present utility model is formed by three layers, and the outermost layer water barrier is made by the high temperature non-metal stupalith; Intermediate metal layer is made with steel or aluminum metallic material; The innermost layer thermofin is made by the asbestos material.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the principle schematic that the utility model automobile travel recorder security parameter is gathered;
Fig. 2 is the process flow diagram that the utility model automobile travel recorder security parameter is handled.
Embodiment
With reference to the principle schematic that the automobile travel recorder security parameter of accompanying drawing 1 is gathered, automobile travel recorder is made up of Single Chip Microcomputer (SCM) system, harddisk recording device, display device, warning device, Peripheral Interface device and multiple signal supervisory instrument and multiple circuit.Single Chip Microcomputer (SCM) system in the utility model adopts 51 Series chip, 89C51 single-chip microcomputer for example, it comprises central processing unit, clock circuit, data-carrier store, parallel I/O mouth, serial port, timer/counter and interrupt system etc., and these parts connect by unified bus.Signal supervisory instrument in the utility model comprises camera, speed of vehicle detector, engine speed detector, temperature detector, water yield detecting device, braking light switch signal detector, astern signal detecting device, oil amount detector, turning indicator control signal detector and fog lamp switch signal detector etc.Circuit in the utility model comprises filtering circuit, amplifying circuit and A/D change-over circuit etc.
Camera in the utility model is installed in the front portion or the rear portion of automobile or is convenient to gather the influential position of the outer situation of car, infrared night vision camera and stationary installation thereof by Collapsible structure constitute, camera converts the analog picture signal of taking to digital signal by the A/D change-over circuit, be input in the Single Chip Microcomputer (SCM) system and store, simultaneously by the synchronous memory storage of ide interface in harddisk recording device, then Single Chip Microcomputer (SCM) system by interface circuit with image signal transmission image to show that above-mentioned camera is captured in the display device.
The signal that speed of vehicle detector in the utility model and engine speed detector are gathered all is a tach signal, and it is pulse signal, is to realize pulse frequency measurement, adopts the frequency modulation method or surveys periodic method.Above-mentioned pulse signal all needs through RC filtering, amplification and trigger signal to be carried out shaping to be handled, signal conveys after will handling then is to Single Chip Microcomputer (SCM) system, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom and notes with the prompting driver or have a car overhauled.
The signal of the temperature detector collection in the utility model is an analog current signal, because its signal is fainter, and contain ambient noise signal, must be through amplification, Filtering Processing, and then convert digital signal to by the A/D change-over circuit and be transported in the Single Chip Microcomputer (SCM) system, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom and notes with the prompting driver or have a car overhauled.
Water yield detecting device in the utility model, the braking light switch signal detector, the astern signal detecting device, oil amount detector, the signal of turning indicator control signal detector and the collection of fog lamp switch signal detector is the switching value signal, these switching values produce variation in voltage in the moment that switch opens and closes, must carry out shaping by filtering circuit and trigger flip-flop to these signals handles, be transported to Single Chip Microcomputer (SCM) system then, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom and notes with the prompting driver or have a car overhauled.
Single Chip Microcomputer (SCM) system in the utility model can be transferred to external unit by the Peripheral Interface device with the signal of gathering in the harddisk recording device, and wherein said external unit comprises IC-card, PDA personal electric secretary, notebook computer, individual PC, visible handset.Particularly the picture signal of camera collection can be transported to by the USB interface on Single Chip Microcomputer (SCM) system and the Peripheral Interface device and show the image that camera is taken on notebook computer, individual PC or the visible handset.
The process flow diagram of handling with reference to the automobile travel recorder security parameter of accompanying drawing 2, its flow process is as follows: at first by pick-up unit the detected parameters signal is gathered, pulse, the switching value signal of gathering carried out filtering, amplifies or carries out being transported in the Single Chip Microcomputer (SCM) system after shaping is handled, and simulating signal will convert digital signal to by the A/D change-over circuit, and signal is carried out being transported in the Single Chip Microcomputer (SCM) system after the analyzing and processing.The signal Synchronization that is transported in the Single Chip Microcomputer (SCM) system is stored in the harddisk recording device, and the parameter that detects is presented on the display device, compare with default boundary value, as occur unusual, then warning device sends chimes of doom, unusual as not occurring, continue the acquisition parameter data, the step that repeats to begin.
Claims (8)
1, a kind of automobile travel recorder, be made up of Single Chip Microcomputer (SCM) system, harddisk recording device, display device, warning device, Peripheral Interface device and multiple signal supervisory instrument and multiple circuit, wherein said multiple signal supervisory instrument comprises camera, speed of vehicle detector, engine speed detector, temperature detector, water yield detecting device, braking light switch signal detector, astern signal detecting device, oil amount detector, turning indicator control signal detector and fog lamp switch signal detector; Described multiple circuit comprises filtering circuit, amplifying circuit and A/D change-over circuit, it is characterized in that, described camera converts the picture signal of obtaining to digital signal by the A/D change-over circuit, be input in the Single Chip Microcomputer (SCM) system and store, the above-mentioned digital signal of memory storage synchronously in described harddisk recording device simultaneously, then Single Chip Microcomputer (SCM) system by interface circuit with image signal transmission image to show that above-mentioned camera is captured in the display device; Described speed of vehicle detector and engine speed detector are transported to Single Chip Microcomputer (SCM) system with the signal that detects by filtering circuit, amplifying circuit and trigger, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom; The signal that described temperature detector detects is transported to Single Chip Microcomputer (SCM) system by filtering, amplification and A/D change-over circuit, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom; The signal that described water yield detecting device, braking light switch signal detector, astern signal detecting device, oil amount detector, turning indicator control signal detector and fog lamp switch signal detector detect is transported to Single Chip Microcomputer (SCM) system by filtering circuit and trigger flip-flop, while is synchronous memory storage in described harddisk recording device, and with the data presentation that detects on display device, compare with default boundary value, as occur unusually, then warning device sends chimes of doom.
2, automobile travel recorder according to claim 1 is characterized in that, the picture signal that described camera obtains is an analog picture signal; The signal that described speed of vehicle detector and engine speed detector detect is a pulse signal; The signal that described temperature detector detects is an analog current signal; The signal that described water yield detecting device, braking light switch signal detector, astern signal detecting device, oil amount detector, turning indicator control signal detector and fog lamp switch signal detector detect is the switching value signal.
3, automobile travel recorder according to claim 1 is characterized in that, described camera is installed on the front portion or the rear portion of automobile or is convenient to gather the influential position of the outer situation of car.
4, automobile travel recorder according to claim 1 is characterized in that, described camera adopts the infrared night vision camera of Collapsible structure.
5, automobile travel recorder according to claim 1, it is characterized in that, described Single Chip Microcomputer (SCM) system can be transferred to external unit by the Peripheral Interface device with the signal of gathering in the harddisk recording device, and wherein said external unit comprises IC-card, PDA personal electric secretary, notebook computer, individual PC, visible handset.
6, automobile travel recorder according to claim 5, it is characterized in that the picture signal of above-mentioned camera collection is transported to by Single Chip Microcomputer (SCM) system and Peripheral Interface device and shows the image that camera is taken on notebook computer, individual PC or the visible handset.
7, automobile travel recorder according to claim 1 is characterized in that, the external shell of Tachographs is made by heat insulation, fire-retardant, waterproof, shock proof compound substance.
8, automobile travel recorder according to claim 1 is characterized in that, the external shell of Tachographs is formed by three layers, and the outermost layer water barrier is made by the high temperature non-metal stupalith; Intermediate metal layer is made with steel or aluminum metallic material; The innermost layer thermofin is made by the asbestos material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420092402 CN2742503Y (en) | 2004-09-15 | 2004-09-15 | Automobile travel recording device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420092402 CN2742503Y (en) | 2004-09-15 | 2004-09-15 | Automobile travel recording device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2742503Y true CN2742503Y (en) | 2005-11-23 |
Family
ID=35477971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420092402 Expired - Fee Related CN2742503Y (en) | 2004-09-15 | 2004-09-15 | Automobile travel recording device |
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| Country | Link |
|---|---|
| CN (1) | CN2742503Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100440269C (en) * | 2006-06-12 | 2008-12-03 | 黄席樾 | Intelligent detecting prewarning method for expressway automobile running and prewaring system thereof |
| CN102667869A (en) * | 2009-12-25 | 2012-09-12 | 株式会社堀场制作所 | Navigation management system |
| CN103914367A (en) * | 2014-03-14 | 2014-07-09 | 南车南京浦镇车辆有限公司 | Vehicle failure recording method |
| CN104821019A (en) * | 2015-04-17 | 2015-08-05 | 中通客车控股股份有限公司 | Electric vehicle data recorder protecting device and method |
-
2004
- 2004-09-15 CN CN 200420092402 patent/CN2742503Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100440269C (en) * | 2006-06-12 | 2008-12-03 | 黄席樾 | Intelligent detecting prewarning method for expressway automobile running and prewaring system thereof |
| CN102667869A (en) * | 2009-12-25 | 2012-09-12 | 株式会社堀场制作所 | Navigation management system |
| CN103914367A (en) * | 2014-03-14 | 2014-07-09 | 南车南京浦镇车辆有限公司 | Vehicle failure recording method |
| CN103914367B (en) * | 2014-03-14 | 2016-05-04 | 南车南京浦镇车辆有限公司 | Vehicle trouble recording method |
| CN104821019A (en) * | 2015-04-17 | 2015-08-05 | 中通客车控股股份有限公司 | Electric vehicle data recorder protecting device and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |