CN202907063U - Device for automatically controlling rear view camera - Google Patents
Device for automatically controlling rear view camera Download PDFInfo
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- CN202907063U CN202907063U CN 201220437151 CN201220437151U CN202907063U CN 202907063 U CN202907063 U CN 202907063U CN 201220437151 CN201220437151 CN 201220437151 CN 201220437151 U CN201220437151 U CN 201220437151U CN 202907063 U CN202907063 U CN 202907063U
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Abstract
The utility model provides a device for automatically controlling a rear view camera, belonging to the field of automotive electronic technologies and solving a problem that a reversal image is blurred because water or dust falls on the rear view camera. The device comprises a camera for collecting image information and a reversal image control unit for conducting protection and control over the camera and processing the reversal image and sending the image information. An input end of the reversal image control unit is connected with a CAN bus network for transmitting various automotive signals. The camera is connected with the reversal image control unit. An output port of the reversal image control unit is connected with a camera protection mechanism, wherein the camera protection mechanism controls the camera to rotate to hide when the camera does not perform detection and controls the camera to perform reversal operation when the camera begins detection. An output end of the reversal image control unit is connected with a display unit for displaying images through the CAN bus. The device can control the camera to hide when the camera does not perform detection.
Description
Technical field
The utility model belongs to technical field of automotive electronics, relates to a kind of automatic control reverse image cam device.
Background technology
Reversing automobile is driver's a difficult problem always, tends in reversing because driver's sight line is blocked or because driver's technology is easy to cause the accident of collision and scraping not enough, therefore produced a lot of reversing aid systems.
Present most reversing automobile auxiliary system realizes by radar for backing car.Radar for backing car partly is comprised of radar probe, controller and display etc., can inform with sound the situation of driver's peripheral obstacle, removed when the driver moves backward and to have visited caused puzzlement to the rear, and help the driver to clear away the defective of blind area and blurred vision, but limited because ultrasonic radar is surveyed coverage rate, and ultrasonic wave easily is subject to the hyperacoustic interference of same frequency and produces deviation in external environment, so still there is potential safety hazard.
Also has the reverse image system in the existing reversing aid system, the reverse image system is shown in situation behind the car on the reversing LCDs clearly, allow the driver and more intuitively and accurately hold the rear road conditions make reversing safer, adopt the reverse image system to become a kind of trend when therefore moveing backward.But existing reverse image system generally includes only a camera, is installed in the image information that gathers directly to be delivered to display behind the car and show, without any miscellaneous function, can not be connected on the bus, can't carry out real-time diagnosis.
For this reason, it is that a kind of reversing of 200720144339.4 affects auxiliary system that Chinese patent literature discloses application number, and this device comprises camera and display, and described camera is connected with display by audio video synchronization split circuit, image overlap-add procedure module successively; The address port of described image overlap-add procedure module links to each other with the FPDP of memory, the control end of control module links to each other with the serial ports of described image overlap-add procedure module, realizes the read-write control to the control of described image overlap-add procedure module routine and the character information in the memory of telling.Make reverse image more accurate although this device has increased miscellaneous function again between display and camera, the reverse image camera is because exposing to the open air outside, run into the rainy day or travel for a long time can camera camera lens be stained with water or dust, cause reverse image fuzzy.
Summary of the invention
There are the problems referred to above in the utility model for existing technology, has proposed a kind of automatic control reverse image cam device, and this controls the cam lens that the reverse image cam device can be protected reverse image device automatically, avoids being stained with by rainwater or dust.
The utility model is realized by following technical proposal: a kind of automatic control reverse image cam device; comprise for the camera that gathers image information; it is characterized in that; this device also includes the reverse image control unit of controlling and reverse image being processed concurrent sending information image for camera is protected; the input of described reverse image control unit is connected with the CAN bus network for the various signals of transmission automobile; described camera connects the reverse image control unit; the output port of described reverse image control unit is connected with the camera protecting mechanism that rotates hiding and the work of reversing for control camera when camera does not carry out testing when camera begins testing; described reverse image control unit comprises video output terminals, and described video output terminals is connected with the display unit that shows for image by the CAN bus.
When engine maintenance operation, the reverse image control unit gathers gear signal, vehicle speed signal and the Parking mode signal of automobile by the CAN bus network.Selected backing car gear when collecting automobile, and obtain under the condition that speed information is lower than 15km/h, the reverse image control unit begins to power to camera, this moment, camera was opened and work, the reverse image control unit transmits control signal to camera protecting mechanism simultaneously, camera protecting mechanism control camera reverses and makes camera face the automobile rear, camera can collect the image at automobile rear and send image information to the reverse image control unit this moment, the reverse image control unit begins to store and process the image information that is provided by camera, the reverse image control unit is according to the Parking pattern that collects, show corresponding Static and dynamic boost line at image information, the image information after the reverse image control unit will be processed sends to display unit and shows; Do not select reverse gear shift or do not collect under the condition that the speed of a motor vehicle is lower than 15km/h when the reverse image control unit collects automobile; the reverse image control unit is not powered to camera; the reverse image control unit transmits control signal to camera protecting mechanism simultaneously, and camera protecting mechanism control camera rotates hiding.
In above-mentioned automatic control reverse image cam device; described camera protecting mechanism comprises micromachine, transmission device and camera; described micromachine input connects the output of reverse image control unit; the output connection for transmission device of described micromachine, described camera is arranged on the transmission device.The control signal of micromachine reception reverse image control unit is started working and is made transmission device begin to rotate, and transmission device drives camera and rotates hiding or counter-rotating work.
In above-mentioned automatic control reverse image cam device, described transmission device is arranged on the automobile rear and is used for placing in the groove of licence plate, and described camera is hidden on the groove along isoplanar below.When camera does not begin testing, be hidden on the groove along isoplanar below, can avoid camera to be moistened by rain and dust is stained with.
In above-mentioned automatic control reverse image cam device, described transmission device comprises rotating shaft or driving belt.Rotating shaft or rotating belt can rotate by motor-driven, rotate hiding or counter-rotating work thereby drive camera, and mechanism is simple and convenient.
In above-mentioned automatic control reverse image cam device, described reverse image control unit is connected with the data/address bus diagnostic port by the CAN bus.The data/address bus diagnostic port can detect in real time to the reverse image unit, conveniently diagnoses and keeps in repair.
In above-mentioned automatic control reverse image cam device, the output of described reverse image control unit is connected with TV tuner by the CAN bus, described reverse image control unit comprises video inputs, and described TV tuner output connects the video inputs of reverse image control unit.The image information that TV tuner receives the reverse image control unit improves processing, make the image information that obtains more clear, and the image information after will processing is returned to the reverse image control unit.
In above-mentioned automatic control reverse image cam device, described reverse image control unit also is connected with fuse.Fuse can be elevated to certain height at current anomaly, self fuses and cuts off electric current, thereby play the effect of protective circuit safe operation, makes the work of this device safer.
In above-mentioned automatic control reverse image cam device, described display unit comprises the display screen of broadcast receiver display screen or navigation system.Display screen is for showing effect to image information, and the display screen of broadcast receiver display screen or navigation system all has the effect of show image information.
Compared with prior art, this automatic control reverse image cam device has the following advantages:
1, the utility model is to have increased camera protecting mechanism can control camera and rotate and hide and counter-rotating work, thereby is protected when making camera not begin testing, avoids camera to be moistened by rain idle the time and dust is stained with.
When 2, camera of the present utility model does not begin testing, be hidden on the groove of licence plate that automobile is put along isoplanar below, but successful simple in structure has larger practicality.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Among the figure, 1, the reverse image control unit; 2, CAN bus network; 3, micromachine; 4, transmission device; 5, camera; 6, TV tuner; 7, display unit; 8, fuse; 9, data/address bus diagnostic port.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1; this is control reverse image cam device automatically; this device includes the reverse image control unit 1 of controlling and reverse image being processed concurrent sending information image for camera 5 is protected; the input of reverse image control unit 1 is connected with the CAN bus network 2 for the various signals of transmission automobile; camera 5 connects reverse image control unit 1; the output port of reverse image control unit 1 is connected with the camera protecting mechanism that rotates hiding and the work of reversing for control camera when camera does not carry out testing when camera begins testing, and camera protecting mechanism comprises micromachine 3; transmission device 4 and camera 5.The output of reverse image control unit 1 connects the input of micromachine 3, the output connection for transmission device 4 of micromachine 3, tumbler 4 comprises rotating shaft or driving belt, camera 5 is arranged on the transmission device 4, transmission device 4 is arranged on the automobile rear and be used for places in the groove of licence plate, camera 5 hide with groove on along isoplanar below.Reverse image control unit 1 comprises video output terminals and video inputs, and the video output terminals of reverse image control unit 1 is connected with TV tuner 6 by the CAN bus, and TV tuner 6 outputs connect the video inputs of reverse image control unit 1.Another video output terminals of reverse image control unit 1 is connected with the display unit 7 that shows for image by the CAN bus, display unit 7 comprises the display screen of broadcast receiver display screen or navigation system.Reverse image control unit 1 is connected with data/address bus diagnostic port 9 by the CAN bus, and reverse image control unit 1 also is connected with fuse 8.
When engine maintenance operation, reverse image control unit 1 gathers gear signal, vehicle speed signal and the Parking mode signal of automobiles by CAN bus network 2.Selected backing car gear when collecting automobile, and obtain under the condition that speed information is lower than 15km/h, reverse image control unit 1 begins to camera 5 power supplies, this moment camera 5 unlatchings and work, reverse image control unit 1 transmits control signal to micromachine 3 simultaneously, the control signal that micromachine 3 receives reverse image control unit 1 is started working and is made transmission device 4 begin to rotate, tumbler 4 drive cameras 5 reverse and make camera 5 face the automobile rear, camera 5 can collect the image at automobile rear and send image information to reverse image control unit 1 this moment, reverse image control unit 1 begins to store and process the image information that is provided by camera 5, and the transmission image information improves processing to TV tuner 6, make the image information that obtains more clear, image information after TV tuner 6 will be processed is returned to reverse image control unit 1, reverse image control unit 1 is according to the Parking pattern that collects, show corresponding Static and dynamic boost line at image information, the image information after reverse image control unit 1 will be finished dealing with sends to display unit 7 and shows.
Do not select reverse gear shift or do not collect under the condition that the speed of a motor vehicle is lower than 15km/h when reverse image control unit 1 collects automobile; reverse image control unit 1 is not powered to camera 5; reverse image control unit 1 transmits control signal to micromachine 3 simultaneously; the control signal that micromachine 3 receives reverse image control unit 1 is started working and is made transmission device 4 begin to rotate; transmission device 4 drives camera 5 and rotates hiding; and be hidden in automobile and put in the licence plate groove upward along isoplanar below, protection camera 5 is avoided being stained with by rainwater or dust when not working.8 pairs of whole circuit of fuse play a protective role, and can be whole equipment safety work.Data/address bus diagnostic port 9 can play to device the effect of real-time detection, and convenience is diagnosed this device and keeped in repair.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used the terms such as reverse image control unit 1, CAN bus network 2, micromachine 3, transmission device 4, camera 5, TV tuner 6, display unit 7, fuse 8, data/address bus diagnostic port 9, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (8)
1. automatically control the reverse image cam device for one kind; comprise for the camera (5) that gathers image information; it is characterized in that; this device also includes the reverse image control unit (1) of controlling and reverse image being processed concurrent sending information image for camera (5) is protected; the input of described reverse image control unit (1) is connected with the CAN bus network (2) for the various signals of transmission automobile; described camera (5) connects reverse image control unit (1); the output port of described reverse image control unit (1) is connected with for control camera (5) when camera (5) does not carry out testing and rotates camera (5) protection mechanism of hiding and reverse work when camera (5) beginning testing; described reverse image control unit (1) comprises video output terminals, and described video output terminals is connected with the display unit (7) that shows for image by the CAN bus.
2. automatic control reverse image cam device according to claim 1; it is characterized in that; described camera (5) protection mechanism comprises micromachine (3), transmission device (4) and camera (5); described micromachine (3) input connects the output of reverse image control unit (1); the output connection for transmission device (4) of described micromachine (3), described camera (5) is arranged on the transmission device (4).
3. automatic control reverse image cam device according to claim 2 is characterized in that, described transmission device (4) is arranged on the automobile rear and is used for placing in the groove of licence plate, and described camera (5) is hidden on the groove along isoplanar below.
4. according to claim 2 or 3 described automatic control reverse image cam devices, it is characterized in that, described transmission device (4) comprises rotating shaft or driving belt.
5. according to claim 1 and 2 or 3 described automatic control reverse image cam devices, it is characterized in that, described reverse image control unit (1) is connected with data/address bus diagnostic port (9) by the CAN bus.
6. automatic control reverse image cam device according to claim 5, it is characterized in that, the output of described reverse image control unit (1) is connected with TV tuner (6) by the CAN bus, described reverse image control unit (1) comprises video inputs, and described TV tuner (6) output connects the video inputs of reverse image control unit (1).
7. automatic control reverse image cam device according to claim 6 is characterized in that, described reverse image control unit (1) also is connected with fuse (8).
8. automatic control reverse image cam device according to claim 7 is characterized in that, described display unit (7) comprises the display screen of broadcast receiver display screen or navigation system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220437151 CN202907063U (en) | 2012-08-30 | 2012-08-30 | Device for automatically controlling rear view camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220437151 CN202907063U (en) | 2012-08-30 | 2012-08-30 | Device for automatically controlling rear view camera |
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| Publication Number | Publication Date |
|---|---|
| CN202907063U true CN202907063U (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220437151 Expired - Fee Related CN202907063U (en) | 2012-08-30 | 2012-08-30 | Device for automatically controlling rear view camera |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448615A (en) * | 2013-08-15 | 2013-12-18 | 杨伟 | Vehicle-mounted image pickup control system |
| CN104709178A (en) * | 2015-01-15 | 2015-06-17 | 浪潮电子信息产业股份有限公司 | Back-up image display method |
| CN105730336A (en) * | 2014-12-10 | 2016-07-06 | 比亚迪股份有限公司 | Reverse driving assistant and vehicle |
-
2012
- 2012-08-30 CN CN 201220437151 patent/CN202907063U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448615A (en) * | 2013-08-15 | 2013-12-18 | 杨伟 | Vehicle-mounted image pickup control system |
| CN103448615B (en) * | 2013-08-15 | 2016-04-20 | 余姚市江腾塑业有限公司 | Vehicle-mounted pick-up control system |
| CN105730336A (en) * | 2014-12-10 | 2016-07-06 | 比亚迪股份有限公司 | Reverse driving assistant and vehicle |
| CN105730336B (en) * | 2014-12-10 | 2018-12-21 | 比亚迪股份有限公司 | Reverse aid and vehicle |
| CN104709178A (en) * | 2015-01-15 | 2015-06-17 | 浪潮电子信息产业股份有限公司 | Back-up image display method |
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Legal Events
| 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: 20130424 Termination date: 20130830 |