CN208128452U - A kind of panoramic looking-around monitoring system for pulling commercial vehicle suitable for heavy type - Google Patents
A kind of panoramic looking-around monitoring system for pulling commercial vehicle suitable for heavy type Download PDFInfo
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- CN208128452U CN208128452U CN201820679607.0U CN201820679607U CN208128452U CN 208128452 U CN208128452 U CN 208128452U CN 201820679607 U CN201820679607 U CN 201820679607U CN 208128452 U CN208128452 U CN 208128452U
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Abstract
The utility model relates to a kind of panoramic looking-around monitoring systems that commercial vehicle is pulled suitable for heavy type, including middle control host, Tachographs, display component and image acquisition components, middle control host is electrically connected with Tachographs and display component respectively by CAN bus, and image acquisition components are electrically connected with middle control host, Tachographs are connect with background monitoring terminal wireless.The panoramic looking-around monitoring system of the utility model, middle control host is by CAN bus directly from Tachographs acquisition time information and vehicle position information, vehicle model information and vehicle drive information are obtained from car running computer, pass through six road video image informations of the vehicle's surroundings that image acquisition components obtain, and image procossing is carried out by middle six road video image information of control Ji Jiang, above- mentioned information are overlapped simultaneously and generate composograph information, it is shown by display component, driver is facilitated to drive, six road video image informations are sent to background monitoring terminal by Tachographs simultaneously, convenient for remotely monitoring.
Description
Technical field
The utility model relates to automobile assistant driving technical field more particularly to it is a kind of suitable for heavy type pull commercial vehicle
Panoramic looking-around monitoring system.
Background technique
It is all greatly related to " vision dead zone " in truck related accidents.The vision of especially heavy towed vehicle
Blind area is more, caused by accident it is even more serious.The vision dead zone of commercial vehicle generally includes half blind area and total blindness area.On the market normal
The full-view image system schema of rule mainly faces problem following aspects if you need to meet the installation of heavy-duty commercial vehicle：
1, heavy towed vehicle length is longer, generally reaches and reaches ten meters or more, commonly tries out and installs in small passenger car
SD wide-angle vehicle-mounted camera can not effectively cover the distance apart from ten meters of headstock or more, and use high-definition camera by face
Face biggish cost pressure；
2, panorama image system in part is integrated with the function of driving recording video recording, which usually requires correlation time and position
Confidence ceases in order to provide more humanized service, and the common method by increasing GPS positioning module will increase system at
This；
3, usually only sale is towed the head or chassis, hangover can be replaced often for heavy towed vehicle OEM vendor both domestic and external, and
When towed vehicle lane change, headstock with pull and can deflect.Therefore, the camera for pulling position can not participate in splicing.Conventional 360
The connecting method of degree can not be applied to this kind of vehicle.
Utility model content
Technical problem to be solved in the utility model is in view of the above shortcomings of the prior art, for the vision of towed vehicle
Blind zone problem, and the problem that supervision difficulty is big provide a kind of panoramic looking-around monitoring system that commercial vehicle is pulled suitable for heavy type
And method.
The technical solution that the utility model solves above-mentioned technical problem is as follows：It is a kind of to pull the complete of commercial vehicle suitable for heavy type
Scape looks around monitoring system, including middle control host, Tachographs, display component and image acquisition components, and the middle control host is logical
It crosses CAN bus to be electrically connected with the Tachographs and display component respectively, described image securing component and the middle control host
Electrical connection, the Tachographs are connect with background monitoring terminal wireless.
The middle control machine is used for through CAN bus from car running computer acquisition vehicle model information and vehicle drive information, and according to
The vehicle model information initializes vehicle data information；The Tachographs are used for acquisition time information and vehicle position information,
And it is sent to the middle control machine；Described image securing component is arranged on vehicle body, for according to the vehicle data acquisition of information
Vehicle front, left front, right front, six road video image information of left back, right back and rear, and it is sent to the middle control master
Machine；The middle control machine is also used to that six road video image information is carried out image procossing according to vehicle drive information, and by institute
State six road video image information that vehicle model information, temporal information and vehicle position information are superimposed to after image procossing
On, composograph information is obtained, and the composograph information is sent to the display component, it is also used to six tunnel
Video image information is sent to the Tachographs；The Tachographs are also used to send out six road video image information
It send to background monitoring terminal and shows；The display component is also used to show the composograph information.
The utility model has the beneficial effects that：The panoramic looking-around monitoring for being suitable for heavy type and pulling commercial vehicle of the utility model
System, the middle control host by CAN bus directly from the Tachographs acquisition time information and vehicle position information, from
Car running computer obtains vehicle model information and vehicle drive information, and six tunnels of the vehicle's surroundings obtained by described image securing component regard
Frequency image information, and six road video image information is carried out by image procossing by middle control machine, while above- mentioned information being carried out
Superposition generates composograph information, is shown by display component, driver is facilitated to drive, while will be described by Tachographs
Six road video image informations are sent to background monitoring terminal, convenient for long-range monitoring.
Based on the above technical solution, the utility model can also do following improvement：
Further：The middle control host includes video encoder, video processor, Video Decoder and CAN transceiver, institute
It states video encoder to be electrically connected with described image securing component, the video encoder, video processor and Video Decoder are suitable
Secondary electrical connection, the CAN transceiver are electrically connected with the video processor.
The beneficial effect of above-mentioned further scheme is：By the video encoder to six road video image information into
Row binary processing, the video processor splice six road video image information after coded treatment
Processing generates preliminary images information, then carries out correction process to the preliminary images information and luminance proportion is handled, in generation
Between image information, the intermediate image information is converted to CVBS analog signal, exported to display component by the Video Decoder
It is shown, so that suitable driver can be clearly seen that 270 degree of vehicle periphery of panoramic looking-around composograph in driver's cabin
Information substantially increases driving safety performance.
Further：The middle control host further includes memory, and the memory is electrically connected with the video processor, is used in combination
In vision signal of the storage after the video processor compression processing.
The beneficial effect of above-mentioned further scheme is：It can be compressed to by the video processor by the memory
Treated, and vision signal is stored, very convenient convenient for transferring at any time when subsequent need.
Further：The Tachographs include radio communication circuit and positioning circuit, the radio communication circuit and fixed
Position circuit is electrically connected with the middle control host respectively, and the radio communication circuit is connect with background monitoring terminal wireless.
The beneficial effect of above-mentioned further scheme is：The middle control host can be sent by the radio communication circuit
The composograph information be sent to background monitoring terminal, realize long-range monitoring, can be obtained in real time by the positioning circuit
Temporal information and vehicle position information are taken, realizes more humanized driving recording service.
Further：The radio communication circuit uses 2G/3G/4G wireless communication module, and the positioning circuit is fixed using GPS
Position module, Beidou positioning module or GPS Beidou bimodulus locating module.
Further：Described image securing component includes multiple cameras and two camera bases, described two cameras
Pedestal is separately positioned at left and right sides of front part of vehicle on side wall, and the multiple camera is respectively arranged at the front of vehicle, rear portion
And in described two camera bases, and vehicle front, rear, left front, right front, left back and right back are obtained respectively
Image information.
The beneficial effect of above-mentioned further scheme is：It is more by being respectively set at left and right sides of the front and front of vehicle
A camera, can obtain the image information of vehicle periphery simultaneously, including vehicle front, rear, left front, right front, left back
Side and six road video image information of right back, eliminate all blind areas of driver, provide preferably for the safe driving of driver
Sight.
Further：It is greater than positioned at the wide-angle of the camera of vehicle front, left front and right front left back positioned at vehicle
The wide-angle of the camera of side and right back.
The beneficial effect of above-mentioned further scheme is：By the camera of wide-angle and low-angle combine in the way of, can
To cover all vision dead zones on vehicle body periphery, covering entirely for vehicle periphery blind area is accomplished on the basis of having taken into account image clearly
Lid, provides better guarantee for the safe driving of driver.
Detailed description of the invention
Fig. 1 is the panoramic looking-around schematic diagram of monitoring system structure for being suitable for heavy type and pulling commercial vehicle of the utility model；
Fig. 2 is the middle control main machine structure schematic diagram of the utility model；
Fig. 3 is the scheme of installation of image acquisition components.
In attached drawing, parts list represented by the reference numerals are as follows：
1, middle control host, 2, Tachographs, 3, display component, 4, image acquisition components；
11, video encoder, 12, video processor, 13, Video Decoder, 14, memory, 15, CAN transceiver, 41,
Camera, 42, pedestal.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
As shown in Figure 1, a kind of panoramic looking-around monitoring system that commercial vehicle is pulled suitable for heavy type, including middle control host 1, row
Recorder 2, display component 3 and image acquisition components 4 are sailed, the middle control host 1 is recorded with the traveling respectively by CAN bus
Instrument 2 and display component 3 are electrically connected, and described image securing component 4 is electrically connected with the middle control host 1, the Tachographs 2 and
The connection of background monitoring terminal wireless.
The middle control machine 1 is used for through CAN bus from car running computer acquisition vehicle model information and vehicle drive information, and according to
The vehicle model information initializes vehicle data information；The Tachographs 2 are used for acquisition time information and vehicle position information,
And it is sent to the middle control machine 1；Described image securing component 4 is arranged on vehicle body, according to the vehicle data acquisition of information vehicle
Front, left front, right front, six road video image information of left back, right back and rear, and it is sent to the middle control host
1；The middle control machine 1 is also used to that six road video image information is carried out image procossing according to vehicle drive information, and by institute
State six road video image information that vehicle model information, temporal information and vehicle position information are superimposed to after image procossing
On, composograph information is obtained, and the composograph information is sent to the display component 3, is also used to six tunnel
Video image information is sent to the Tachographs 2；The Tachographs 2 are also used to six road video image information
It is sent to background monitoring terminal and shows；The display component 3 is also used to show the composograph information.
The panoramic looking-around monitoring system for being suitable for heavy type and pulling commercial vehicle of the utility model, the middle control host pass through
CAN bus obtains vehicle model information from car running computer directly from the Tachographs acquisition time information and vehicle position information
With vehicle drive information, by six road video image informations of the vehicle's surroundings that described image securing component obtains, and pass through
Six road video image information is carried out image procossing by control machine, while above- mentioned information being overlapped and generate composograph letter
Breath, is shown by display component, driver is facilitated to drive, while being sent out six road video image information by Tachographs
It send to background monitoring terminal, convenient for long-range monitoring.
It should be pointed out that the Tachographs 2 are primarily used to acquisition time letter in the embodiments of the present invention
Breath and vehicle position information, and six road video image information is sent to background monitoring terminal and is shown, it is still, practical
In, it still is able to possess its most basic function with the Tachographs 2 that vehicle configures, i.e., obtains vehicle when vehicle travels
The image information in front.Why the Tachographs 2 are not obtained to the image information of vehicle front in the utility model
As all the way, be in six road video image informations because the Tachographs 2 be generally arranged in vehicle drive room, angle
The angle of degree and remaining camera on vehicle body cannot synthesize to obtain complete image information well.
As shown in Fig. 2, the middle control host 1 includes video encoder 11, video processor 12, view in above-described embodiment
Frequency decoder 13 and CAN transceiver 15, the video encoder 11 are electrically connected with described image securing component 4, and the video is compiled
Code device 11, video processor 12 and Video Decoder 13 are sequentially electrically connected, the CAN transceiver 15 and the video processor 12
Electrical connection.Binary processing, the video are carried out to six road video image information by the video encoder 11
Processor 12 carries out splicing to six road video image information after coded treatment in conjunction with vehicle drive information, raw
At preliminary images information, correction process then is carried out to the preliminary images information and luminance proportion is handled, generates intermediate image
The intermediate image information is converted to CVBS analog signal by information, the Video Decoder 13, and output is carried out to display component 3
It has been shown that, so that suitable driver can be clearly seen that 270 degree of vehicle periphery of panoramic looking-around composograph information in driver's cabin,
Substantially increase driving safety performance.
After system electrification, the CAN transceiver 15 passes through Vehicle Body Bus automatic enquiring vehicle information from car running computer, with
The data such as the length convenient for Corresponding matching vehicle, and adaptive adjustment auto model shown in panorama image it is opposite
Ratio and corresponding model data.
In practice, the connection scheme of 5+1, i.e. acquisition vehicle front, left front, right front, left back and the right side can be used
The 5 road video image informations at rear are spliced, and 270 degree of composograph information is obtained, and for using when vehicle forward, individually will
The image information of rear of vehicle is obtained as being exported all the way, for using when vehicle backing.
In the present embodiment, the composograph information is sent to by the middle control host 1 by the first video output channel
The composograph information is sent to background monitoring terminal by the Tachographs 2 by the Tachographs 2, it is described in
It controls host 1 and the display component 3 is sent to by the second video output channel, and the composograph is shown by display component 3
Information.
Specifically, the vehicle drive information includes keeping straight on, turning left, turn right, move backward etc., can to different driving informations
Targetedly to adjust the six roads video image information connecting method after coded treatment, to match different driving status
Visual field demand, be more advantageous in this way auxiliary driver drive.For example, control host 1 detects that vehicle is in straight-going state in the middle
（When not opening left and right turn signal）, video exports display vehicle front picture and 270 degree are looked around composograph picture（With composograph
Information is corresponding）；Control host 1 detects that vehicle is in straight-going state in the middle（Open left steering lamp）, the left back view of video output display
Picture and 270 degree look around composograph picture；Control host 1 detects that vehicle is in straight-going state in the middle（Open right turn
Lamp）, video exports the right backsight picture of display and 270 degree are looked around composograph picture；Control host 1 detects that vehicle is in the middle
When sparking moment, video exports 270 degree and looks around composograph picture；When control host 1 detects that vehicle is in state of rolling backward in the middle,
Then show that backsight picture+and 270 degree of degree look around composograph picture.
Preferably, in the above-described embodiments, the middle control host 1 further includes memory 14, the memory 14 with it is described
Video processor 12 is electrically connected, and for storing the vision signal after 12 compression processing of video processor.Pass through institute
The vision signal after 12 compression processing of video processor can be stored by stating memory 14, be convenient for subsequent needs
When transfer at any time, it is very convenient.The memory 14 can be SD card, USB flash disk, the equipment such as mobile hard disk.
In the utility model, middle control host 1 passes through CAN bus acquisition time, location information from Tachographs 2（Packet
Include precision and latitude）, realize more humanized driving recording recording service, be under the premise of additionally not increasing hardware cost
User provides service more abundant, realizes making full use of for Tachographs 2.
In the above-described embodiments, the Tachographs 2 include radio communication circuit and positioning circuit, the wireless communication
Circuit and positioning circuit are electrically connected with the middle control host 1 respectively, and the radio communication circuit and background monitoring terminal wireless connect
It connects.The composograph information that the middle control host 1 is sent backstage can be sent to by the radio communication circuit to supervise
Control terminal realizes long-range monitoring, by the positioning circuit can acquisition time information and vehicle position information in real time, realization is more
Add the driving recording service of hommization.
Preferably, in the above-described embodiments, the radio communication circuit uses 2G/3G/4G wireless communication module, will be described
The composograph information that middle control host is sent is sent to background monitoring terminal, realizes the long-range monitoring of vehicle.The positioning circuit
Using GPS positioning module, Beidou positioning module or GPS Beidou bimodulus locating module, the precise positioning of vehicle may be implemented.
In the utility model, the display component 3 can use the display screen of vehicle genuine, can also be independent with optional equipment
Display screen, do not do any restriction here.
As shown in figure 3, in the above-described embodiments, described image securing component 4 includes multiple cameras 41 and two camera shootings
Head pedestal 42, described two camera bases 42 are separately positioned at left and right sides of front part of vehicle on side wall, the multiple camera
41 are respectively arranged in the front, rear portion and described two camera bases 42 of vehicle, and respectively obtain vehicle front, after
The image information of side, left front, right front, left back and right back.By dividing at left and right sides of the front and front of vehicle
Multiple cameras 41 are not set, the image information of vehicle periphery, including vehicle front, rear, left front, the right side can be obtained simultaneously
Six road video image information of front, left back and right back eliminates all blind areas of vehicle driver, is the safe driving of driver
Better view is provided.
Specifically, the front of vehicle is arranged in the camera 41 for obtaining vehicle front, sets towards vehicle heading
It sets, two cameras 41 of acquisition vehicle left front and left back image information are arranged at described below vehicle left-hand mirror
In camera base 42, two cameras 41 for obtaining vehicle right front and right back image information are arranged at the right backsight of vehicle
In the camera base 42 below mirror, in this way, rotation left-hand mirror and right rear view mirror, will not influence the camera bottom
The visual angle and orientation of the camera 41 in seat 42, guarantee the stability and accuracy of the composograph information.Such as Fig. 2 institute
Show, the camera 41 uses installation by adhering, greatly reduces worker's assembly difficulty and working hour.
It is highly preferred that in the above-described embodiments, the camera positioned at vehicle front, rear, left front and right front
41 wide-angle is greater than the wide-angle of the camera 41 positioned at vehicle left back and right back.Under normal conditions, Lens are got over
Small, the area of camera head monitor is bigger（Angle is bigger）, but visual range is shorter, and the image of shooting is fuzzyyer.Before in this system
Camera is arranged in front part of vehicle, obtains vehicle left front, the camera 41 of left back image is arranged in immediately below left-hand mirror
Camera base 42 in, obtain vehicle right front, right back image camera 41 be arranged in taking the photograph immediately below right rear view mirror
As in head pedestal 42, by the camera 41 of wide-angle and low-angle combine in the way of, all of vehicle body periphery can be covered
The all standing of vehicle periphery blind area has been accomplished in vision dead zone on the basis of having taken into account image clearly, drives for the safety of driver
Offer is sailed preferably to guarantee.In practice, positioned at vehicle front, rear, left front and right front the camera 41 wide-angle
Can choose is 150 degree, and can choose positioned at the wide-angle of the camera 41 of vehicle left back and right back is 90 degree.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of panoramic looking-around monitoring system for pulling commercial vehicle suitable for heavy type, which is characterized in that including middle control host（1）,
Tachographs（2）, display component（3）And image acquisition components（4）, the middle control host（1）By CAN bus respectively with institute
State Tachographs（2）And display component（3）Electrical connection, described image securing component（4）With the middle control host（1）It is electrically connected
It connects, the Tachographs（2）It is connect with background monitoring terminal wireless;
The middle control host（1）For passing through CAN bus from car running computer acquisition vehicle model information and vehicle drive information, and according to
The vehicle model information initializes vehicle data information；
The Tachographs（2）For acquisition time information and vehicle position information, and it is sent to the middle control host（1）；
Described image securing component（4）It is arranged on vehicle body, for according to the vehicle data acquisition of information vehicle front, left front
Side, right front, six road video image information of left back, right back and rear, and it is sent to the middle control host（1）；
The middle control host（1）It is also used to that six road video image information is carried out image procossing according to vehicle drive information,
And the vehicle model information, temporal information and vehicle position information are superimposed to six road video image after image procossing
In information, composograph information is obtained, and the composograph information is sent to the display component（3）, it is also used to institute
It states six road video image informations and is sent to the Tachographs（2）；
The Tachographs（2）It is also used to six road video image information being sent to background monitoring terminal and show；
The display component（3）It is also used to show the composograph information.
2. the panoramic looking-around monitoring system according to claim 1 for being suitable for heavy type and pulling commercial vehicle, it is characterised in that：Institute
State middle control host（1）Including video encoder（11）, video processor（12）, Video Decoder（13）And CAN transceiver（15）,
The video encoder（11）With described image securing component（4）Electrical connection, the video encoder（11）, video processor
（12）And Video Decoder（13）It is sequentially electrically connected, the CAN transceiver（15）With the video processor（12）Electrical connection.
3. the panoramic looking-around monitoring system according to claim 2 for being suitable for heavy type and pulling commercial vehicle, it is characterised in that：Institute
State middle control host（1）It further include memory（14）, the memory（14）With the video processor（12）Electrical connection, and be used for
The video processor is passed through in storage（12）Vision signal after compression processing.
4. the panoramic looking-around monitoring system according to claim 1 for being suitable for heavy type and pulling commercial vehicle, it is characterised in that：Institute
State Tachographs（2）Including radio communication circuit and positioning circuit, the radio communication circuit and position circuit respectively with institute
State middle control host（1）Electrical connection, the radio communication circuit are connect with background monitoring terminal wireless.
5. the panoramic looking-around monitoring system according to claim 4 for being suitable for heavy type and pulling commercial vehicle, it is characterised in that：Institute
Radio communication circuit is stated using 2G/3G/4G wireless communication module, the positioning circuit uses GPS positioning module, Beidou positioning mould
Block or GPS Beidou bimodulus locating module.
6. the panoramic looking-around monitoring system according to any one of claims 1 to 5 for being suitable for heavy type and pulling commercial vehicle, special
Sign is：Described image securing component（4）Including multiple cameras（41）With two camera bases（42）, described two camera shootings
Head pedestal（42）It is separately positioned at left and right sides of front part of vehicle on side wall, the multiple camera（41）It is respectively arranged at vehicle
Front, rear portion and described two camera bases（42）It is interior, and respectively obtain vehicle front, rear, left front, right front,
The image information of left back and right back.
7. the panoramic looking-around monitoring system according to claim 6 for being suitable for heavy type and pulling commercial vehicle, it is characterised in that：Position
The camera in vehicle front, left front and right front（41）Wide-angle be greater than positioned at vehicle left back and right back institute
State camera（41）Wide-angle.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115086608A (en) * | 2022-06-14 | 2022-09-20 | 一汽奔腾轿车有限公司 | Design method of vehicle exterior monitoring system based on panoramic camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115086608A (en) * | 2022-06-14 | 2022-09-20 | 一汽奔腾轿车有限公司 | Design method of vehicle exterior monitoring system based on panoramic camera |
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