CN2791762Y - Security intelligent displaying-recording system for vehicles - Google Patents
Security intelligent displaying-recording system for vehicles Download PDFInfo
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- CN2791762Y CN2791762Y CN 200420110789 CN200420110789U CN2791762Y CN 2791762 Y CN2791762 Y CN 2791762Y CN 200420110789 CN200420110789 CN 200420110789 CN 200420110789 U CN200420110789 U CN 200420110789U CN 2791762 Y CN2791762 Y CN 2791762Y
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- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 10
- 206010039203 Road traffic accident Diseases 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000004807 localization Effects 0.000 abstract 1
- 230000003389 potentiating effect Effects 0.000 abstract 1
- 101000795849 Calliactis parasitica Delta-hormotoxin-Cpt1b Proteins 0.000 description 15
- 230000006870 function Effects 0.000 description 5
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- 230000005540 biological transmission Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
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- 230000018109 developmental process Effects 0.000 description 1
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Abstract
The utility model relates to a safety protection intelligent display record system for vehicles, which comprises a microcomputer comprising a memorizer, a CPU and a display. The safety protection intelligent display record system for vehicles also comprises a video compression card and a flameout time-delay power cut circuit. The video compression card is used for compressing video images of a video camera and causes the compressed code flow to be sent into the microcomputer. When the flameout causes the whole system to be power off, the flameout time-delay power cut circuit can delay according to the set time to cut off the power. The head of a vehicle is provided with a third video camera connected to the video compression card, and the tail of the vehicle is provided with a first video camera and a second video camera. The first video camera and the second video camera are connected to the video compression card by a far and near distance control switch K1. The utility model has the following beneficial effects: the patent solves a problem that the localization of the own structure of a vehicle causes an ocular blind zone to a driver in the whole driving process, and the patent provides a favorable field of vision and is a potent supplementary means for safe driving; understanding traffic accident facts really is prerequisite to identifying obligations.
Description
Technical Field
The utility model relates to an automobile-used display device, especially an automobile-used security intelligence display recording system.
Background
At present, a reversing radar device is adopted on an automobile, the distance between the tail of the automobile and an obstacle is displayed when the automobile reverses, and the reversing radar device is provided when a certain limit distance exists. But the following problems can not be solved well, 1, because the structure of the car is limited, a visual blind area is caused to a driver in the whole driving process, and a good visual field is not provided; 2. after an accident occurs, the accident scene cannot be recorded, the traffic accident scene cannot be truly and objectively reflected, and the scene image record cannot be provided for the police, so that the accident responsibility cannot be easily judged.
Disclosure of Invention
The utility model aims at overcoming above-mentioned not enough, and provide a car security intelligence display recording system, provide the car in the safety guarantee auxiliary measure and the car condition image of record specific period under developments (engine ignition back) state.
The purpose of the utility model is realized by the following technical scheme. The security intelligent display recording system for the vehicle comprises a microcomputer, wherein the microcomputer comprises a memory, a CPU and a display; the system further comprises: the video compression card is used for compressing the video image of the camera and sending the compressed code stream into the microcomputer; the flameout delay power-off circuit is used for powering off after delaying according to set time when the whole system is powered off due to flameout, so that the system can work normally within the set time; the head of the automobile is provided with a third camera and connected with the video compression card, the tail of the automobile is provided with a first camera and a second camera, and the third camera is connected with the video compression card through a far-near distance control switch K1; the output end of the automobile battery is connected with the input end of the flameout delay power-off circuit through an ignition switch which is connected in series, and one path of the output end of the flameout delay power-off circuit is connected with the first camera, the second camera and the third camera and is used for supplying power to the cameras; the other path is connected with the microcomputer and used for supplying power to the microcomputer; the switch K related to the brake is connected with the microcomputer after being connected with the display A/B conversion relay R in series, and the contact R of the display A/B conversion relay R is connected in series in a loop of the display and used for controlling the display to switch between the display A image and the display B image.
The utility model discloses can also be further perfect through following technical scheme. The lens of the second camera is horizontally arranged, and the lenses of the first camera and the third camera are flushed down and form a certain angle with the ground. The flameout delay power-off circuit mainly comprises a relay R1, a relay R2 and a counting delay meter R3, wherein the relay R1 is provided with a group of normally open contacts R1a and a group of normally closed contacts R1b, the relay R2 is provided with a group of normally open contacts R2a and R2b, and the counting delay meter R3 is provided with a group of normally open contacts R3; the connection relation is as follows: the counting time-delay timer R3 is connected in series with a normally open contact R2b and a normally closed contact R1b, and is connected in series with a relay R2 and a normally open contact R3, and then is connected in series with a normally open contact R2a to form a loop; the relay R2 is connected in series with the normally open contact R1a and the relay R1 in parallel and then connected in series with the ignition switch to form another loop. The counting time-delay timer R3 mainly comprises a timing relay RT and a normally open contact RT, and a working coil LC of the counting time-delay timer R3 is connected in series with the normally open contact U contact RT and is connected in parallel with the timing relay RT. The microcomputer and the video compression card are integrated into 250CM with the area of about 200-2Printed circuit boardIn order to reduce the volume of the whole system.
The utility model discloses profitable effect is: 1. the car solves the problem that the visual blind area is caused by the limitation of the structure of the car, provides a good visual field and is a powerful auxiliary means for safe driving. 2. A real knowledge of the traffic accident scene is a prerequisite for clear responsibility. The video recorder records the scene of an accident (with additional time information and a distance scale), and transmits a compressed video image code stream to a U disk. If necessary, the U disk on the recording accident site is handed over to the police, so that the police can record the on-site image, and the accident responsibility can be more easily judged.
Drawings
Fig. 1 is a schematic front view of the present invention;
fig. 2 is a schematic diagram of the square frame connection of the present invention;
FIG. 3 is a schematic diagram of the flameout delay power-off circuit of the present invention;
fig. 4 is a circuit schematic diagram of the counting delay timer R3 of the present invention:
description of the references in the attached figure 1: a first camera-1, a second camera-2, and a third camera-3.
FIG. 2 illustrates: 1. a vehicle head: vehicle body head (third camera), 2. vehicle tail: vehicle rear (first or second camera), 3. display: display image, 4. record: with video recording function, 5.1#, 2#, 3 #: respectively, first, second, and third cameras.
Detailed Description
The invention will be further described with reference to the following examples and the accompanying drawings. This kind of automobile-used security intelligence shows recording system, including a computer, the computer includes memory, CPU and display, controls this system by the stopper of car and carries out video recording, demonstration etc.. The system further comprises: the video compression card is used for compressing the video image of the camera and sending the compressed code stream into the microcomputer. The flameout delay power-off circuit is used for delaying and then powering off according to set time when the whole system is powered off due to flameout, so that the system can work normally within the set time.
The position of 3 cameras installed in the car is schematically shown in the figure, and the specific devices are as follows:
1. after the car is ignited and the brake is released and started (including two conditions of backing and advancing), the display screen of the system displays the dynamic process of the tail part of the car body and the surrounding environment.
The first camera 1 (short distance) is provided with a camera which is arranged at the tail part of the vehicle and is flushed by a lens and forms a certain angle with the ground, and can display the dynamic process of the tail part of the vehicle body and the surrounding environment within about 5 meters away from the tail part of the vehicle.
And secondly, a second camera 2 (far distance) is provided with a camera for looking up the head at the tail of the vehicle, and can display the dynamic process of the tail of the vehicle body and the surrounding environment within about 50 meters away from the tail of the vehicle.
Only one picture can be displayed on the display screen of the system at the same time, and the driver selects one of the first camera 1 and the second camera 2 according to the current situation. It is proposed that the first camera 1 (near) be displayed during reversing and the second camera 2 (far) be displayed during normal driving.
2. The third camera 3 is provided with a camera with a downward-rushing lens at the head of the car body, and after the car is ignited, the dynamic process and the surrounding environment of the head of the car body are displayed on a display screen of the system as long as a driver steps on a brake (including two conditions of braking before the whole car is started or during normal running).
The head of the automobile is provided with a third camera 3 and is connected with a video compression card, the tail of the automobile is provided with a first camera 1 and a second camera 2, and the third camera is connected with the video compression card through a far and near distance control switch K1; the output end of the automobile battery is connected with the input end of the flameout delay power-off circuit through an ignition switch which is connected in series, and one path of the output end of the flameout delay power-off circuit is connected with the first camera 1, the second camera 2 and the third camera 3 and used for supplying power to the cameras; the other path is connected with the microcomputer and used for supplying power to the microcomputer; the switch K related to the brake is connected with the microcomputer after being connected with the display A/B conversion relay R in series, and the contact R of the display A/B conversion relay R is connected in series in a loop of the display and used for controlling the display to switch between the display A image and the display B image.
A functional description of the present system:
1. the live situation of the head of the car is displayed on a display screen of the CLX-1 instrument before the engine is ignited and the brake is released, and a driver can see the panoramic view of the head of the car, so that the safety degree of the car during starting is increased.
2. When the car backs, a dynamic process of the tail part of the car body and the surrounding environment within about 5 meters from the tail part of the car are displayed on a display screen of the CLX-1 instrument. The driver can safely and accurately stop the vehicle at the position to be stopped through the display.
3. When the car is running normally, the dynamic process and surrounding environment of the tail part of the car body within about 50 meters from the tail of the car are displayed on a display screen of the CLX-1 instrument. The tension degree that a driver frequently looks left and right at the rearview mirror can be reduced, and rear-end collision of a rear vehicle can be avoided to a certain degree.
4. When the city running meets the red light, the gear is emptied and the hand brake is pulled to wait sometimes. At the moment, a driver can see the head part and the surrounding environment (stepping on the brake) of the vehicle and the tail part and the surrounding environment (releasing the brake) of the vehicle on a display screen of the CLX-1 instrument, which undoubtedly plays an active role in guaranteeing safe driving.
5. When the car is running normally, no matter how the driver steps on the brake
The CLX-1 instrument displays the whole process of the car head accident on the display screen, and the driver can do some remedial work purposefully to avoid further expansion of the situation.
Secondly, the complete dynamic live condition of the head and the tail of the car and the surrounding environment are respectively recorded (with additional time information and a distance scale), and if necessary, the compressed video image code stream is transmitted to a U disk. Provide detailed actual scene for the clear accident of police.
6. The power cut was delayed for 5 minutes after flame off.
The 12V power supply of the CLX-1 instrument and the camera is controlled by a vehicle battery through an ignition switch. The whole system can not work as long as the whole system is powered off immediately. The power supply system of the CLX-1 instrument has the function of power failure after delaying for 5 minutes (a temporary value can be randomly changed) after specially flameout. The following applies in particular:
the habitual actions of the driver who causes the accident after the traffic accident are flameout, brake release and door opening. At this time, the accident is not ended, and the whole system is required to continue working.
Secondly, when running in the city, the vehicle can be flameout and wait for running in the red light. In order to ensure the driving safety, the live situations of the head, the tail and the periphery of the head and the tail are expected to be seen on the display screen, and the whole system is required to continue to work.
And thirdly, the manual transmission vehicle can be flameout when driving normally, and the whole system is required to work normally.
7. Erasing (zero clearing)
The CLX-1 instrument actually records the car running track, time and distance from a certain target object in the whole process. To protect business secrets, an erase (clear) function is specifically set. The owner can erase (clear) all the videos at any time.
8. All the cameras adopt day and night dual-purpose ultralow-illumination cameras (commercially available, such as AX-410, VCM500, KTC-41SH and the like), and the cameras can play a role all day long.
Logic sequence a:
the CLX-1 instrument and the first, second and third cameras are only controlled by a car brake (brake), namely, the CLX-1 instrument and the first, second and third cameras act according to time sequence logic when and only when the brake is stepped on and released.
Block and circuit connection for a CLX-1 instrument
As can be seen from FIG. 3, the CLX-1 instrument consists of a microcomputer, a video compression card, a power-off and far/near control switch K1 after 5 minutes of flameout, and a display □ A/□ B switching relay R.
The CLX-1 instrument is controlled only by the brake (brake) associated switch K. Now, they will be described separately.
(I) R, K1
1. The relay R has a set of contacts R
4R closing circuit closing 4R 4
② stepping on the brake 4K closes the circuit closing 4R to close the contact R to the 4 to display □ A
2. Switch K1
(ii) switch K1 upward first Camera Access □ A (near)
② switch K1 downward second camera access □ A (Long distance)
Operated manually by the driver
(II) Microcomputer
1. Recording
The first or second camera □ A and the third camera □ B complete the compression of video image via DS-4002HD video compression card. One inlet has 120M compressed code stream directly sent to the memory every hour, and simultaneously sends the compressed code stream to the U disk with the same capacity as the memory.
② storing according to a circulation mode (taking one hour as an example): after one hour, the original video is automatically erased, i.e. the video data of one hour before the observation point is always kept in the memory and U disk.
Thirdly, the video can be input to an analog monitor for display by matching the USB flash disk with a DS-4004D code piece Qiancode card (or software).
2. Display device
The display screen only displays one picture, and the detailed description of R in the description is shown in the first step by the control of the brake.
Secondly, the playback function is realized: there are three groups: a. fast, medium, slow and stop
b.□A、□B
c. Far and near
By manual selection.
③ Erasing (zero clearing)
And adding a distance scale and time information when the display displays the image.
(III) video compression card
The H.264 video compression standard is adopted.
And secondly, one path of video compression code stream needs a 120M memory for one hour storage.
And thirdly, the video image is directly transmitted to the video memory by the board card, and the compressed code stream is directly transmitted to the memory by the board card without the intervention of a CPU.
And fourthly, outputting the video to an analog monitor by using a Haicanwei DS-4004D hardware decoding card in a matching way (or using software).
Support the superposition of time information and DGD information in the video image.
Sixthly, the network can transmit in 1SDN and LAN with 125Kbps bandwidth.
(IV) 12V power supply (5 minutes after flameout and power off)
The flameout delay power-off circuit mainly comprises a relay R1, a relay R2 and a counting delay meter R3, wherein the relay R1 is provided with a group of normally open contacts R1a and a group of normally closed contacts R1b, the relay R2 is provided with a group of normally open contacts R2a and R2b, and the counting delay meter R3 is provided with a group of normally open contacts R3; the connection relation is as follows: the counting time-delay timer R3 is connected in series with a normally open contact R2b and a normally closed contact R1b, and is connected in series with a relay R2 and a normally open contact R3, and then is connected in series with a normally open contact R2a to form a loop; the relay R2 is connected in series with the normally open contact R1a and the relay R1 in parallel and then connected in series with the ignition switch to form another loop. The counting time-delay timer R3 mainly comprises a timing relay RT and a normally open contact RT, and a working coil LC of the counting time-delay timer R3 is connected in series with the normally open contact RT and is connected in parallel with the timing relay RT.
R3: a. b, the two ends are connected with the power supply → the Rt of the timing relay starts to count → the time to the contact point Rt is closed → the working wire coil Lc of R3 is connected with the circuit → R3a is closed
2. Starting ignition
Automobile ignition relay R1 → contact R1a closed → relay R2 → contact R2a closed → start of power supply
→
Switch closing circuit completing circuit completion → contact r2b
Contact r1b open
3. Flame-out
The CLX-1 instrument only needs to add a video (compression board card) storage device into the vehicle-mounted cinema system. The original device is easy to buy, the video recording technology is mature, and the video recording device is widely applied to the fields of safety, national defense, public security, traffic, finance and the like, and achieves good results. There are no difficulties in implementing the various functions proposed by this patent.
In addition, the CLX-1 instrument is only related to the brake of the car, and the technical realization is very simple. The reliability of the operation of the device is great.
Claims (5)
1. The utility model provides a vehicle security intelligence shows record system, includes a microcomputer, and the microcomputer includes memory, CPU and display, its characterized in that: the system further comprises:
the video compression card is used for compressing the video image of the camera and sending the compressed code stream into the microcomputer;
the flameout delay power-off circuit is used for powering off after delaying according to set time when the whole system is powered off due to flameout, so that the system can work normally within the set time;
the head of the automobile is provided with a third camera (3) and connected with a video compression card, the tail of the automobile is provided with a first camera (1) and a second camera (2), and the third camera is connected with the video compression card through a far and near distance control switch K1; wherein,
the output end of the automobile battery is connected with the input end of the flameout delay power-off circuit through an ignition switch which is connected in series, and one path of the output end of the flameout delay power-off circuit is connected with the first camera (1), the second camera (2) and the third camera (3) and is used for supplying power to the cameras; the other path is connected with the microcomputer and used for supplying power to the microcomputer; the switch K related to the brake is connected with the microcomputer after being connected with the display A/B conversion relay R in series, and the contact R of the display A/B conversion relay R is connected in series in a loop of the display and used for controlling the display to switch between the display A image and the display B image.
2. The vehicular security intelligent display recording system according to claim 1, characterized in that: the lens of the second camera (2) is horizontally arranged, and the lenses of the first camera (1) and the third camera (3) are punched down and form a certain angle with the ground.
3. The vehicular security intelligent display recording system according to claim 1, characterized in that: the flameout delay power-off circuit mainly comprises a relay R1, a relay R2 and a counting delay meter R3, wherein the relay R1 is provided with a group of normally open contacts R1a and a group of normally closed contacts R1b, the relay R2 is provided with a group of normally open contacts R2a and R2b, and the counting delay meter R3 is provided with a group of normally open contacts R3; the connection relation is as follows: the counting time-delay timer R3 is connected in series with a normally open contact R2b and a normally closed contact R1b, and is connected in series with a relay R2 and a normally open contact R3, and then is connected in series with a normally open contact R2a to form a loop; the relay R2 is connected in series with the normally open contact R1a and the relay R1 in parallel and then connected in series with the ignition switch to form another loop.
4. The vehicular security intelligent display recording system according to claim 1, characterized in that: the counting time-delay timer R3 mainly comprises a timing relay RT and a normally open contact RT, and a working coil LC of the counting time-delay timer R3 is connected in series with the normally open contact RT and is connected in parallel with the timing relay RT.
5. The vehicular security intelligent display recording system according to claim 1, characterized in that: the microcomputer and the video compression card are integrated on a printed circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110789 CN2791762Y (en) | 2004-11-29 | 2004-11-29 | Security intelligent displaying-recording system for vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110789 CN2791762Y (en) | 2004-11-29 | 2004-11-29 | Security intelligent displaying-recording system for vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2791762Y true CN2791762Y (en) | 2006-06-28 |
Family
ID=36807820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420110789 Expired - Fee Related CN2791762Y (en) | 2004-11-29 | 2004-11-29 | Security intelligent displaying-recording system for vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2791762Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104751663A (en) * | 2015-02-28 | 2015-07-01 | 北京壹卡行科技有限公司 | Safe driving auxiliary system and safe driving auxiliary method for driver |
| CN105083171A (en) * | 2015-08-17 | 2015-11-25 | 寅家电子科技（上海）有限公司 | Automotive running data recording system and method |
-
2004
- 2004-11-29 CN CN 200420110789 patent/CN2791762Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104751663A (en) * | 2015-02-28 | 2015-07-01 | 北京壹卡行科技有限公司 | Safe driving auxiliary system and safe driving auxiliary method for driver |
| CN105083171A (en) * | 2015-08-17 | 2015-11-25 | 寅家电子科技（上海）有限公司 | Automotive running data recording system and method |
| CN105083171B (en) * | 2015-08-17 | 2017-05-17 | 寅家电子科技（上海）有限公司 | Automotive running data recording system and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060628 Termination date: 20101129 |