A kind of camera head travelling IMAQ for vehicle
Technical field
The present invention relates to vehicle and travel monitoring technique field, particularly relate to a kind of camera head travelling IMAQ for vehicle.
Background technology
Along with vehicle safety is more and more taken seriously, also day by day universal to the monitoring of vehicle travel process.Be commonly used for the Train-borne recorder recording driving process kind emergency situations on the one hand, this situation is generally hung by drive recorder or after being fixed on windshield, camera generally can keep several millimeters even distance of tens millimeters with windshield; The vehicle in use management and monitoring for such as logistics, shipping company, public transport company etc. on the other hand, need the traffic information of collection vehicle, carry out contrast judgement driving behavior accurately, even when occurring that driver neglects, by taking automatic error-correcting measure in real time to the analysis of traffic information, in this case, the accuracy for picture signal then has very high requirement, and conventional camera head there is no method and meets.Its main cause be conventional camera head owing to cannot integrally form stable shading space with windshield, to such an extent as to the change of extraneous light can be superimposed upon on the image of collection, and severe jamming data acquisition unit, to the judgement of real conditions, even makes erroneous judgement; This interference is from two aspects, one be due to car inside and outside luminance difference, because image in car presents on the windshield by front windshield reflective sometimes, this image can superpose on monitored image, severe jamming camera to the record of external circumstances, especially cloudy day or evening; Two is the light from windshield outside, and the impact of blowing and raining, as the flowing etc. of rainwater in the direct projection of external sunlight or windshield.If these interference effectively can not be got rid of, just cannot definitely accuracy by computer discriminatory analysis image information, and then for driving behavior analysis or in real time automatically intervention just can not round-the-clockly implement.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, a kind of camera head travelling IMAQ for vehicle effectively avoiding external interference is provided.
The technical scheme that the present invention solves the problems of the technologies described above is as follows:
A kind of camera head travelling IMAQ for vehicle, comprise box body and camera, it is characterized in that, camera installation cavity is provided with in described box body, described camera is arranged in described installation cavity by mounting bracket, the front portion of described box body is provided with the camera shading chamber communicated with described box portion outside, and the both sides in described shading chamber are binding face.
Be close on the front windshield of vehicle by binding face when the present invention installs, make shading chamber and installation cavity form enclosure space together with glass, namely except crossing glass surface printing opacity, its lap then substantially can not printing opacity.
The invention has the beneficial effects as follows: because camera is closed in shading chamber, no matter how vehicle exception light changes, and the image in vehicle can not be presented on the windshield position corresponding with shading chamber, namely can not have influence on the camera in shading chamber.This ensure that the stability and authenticity that gather image.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described box body comprises the bonnet and protecgulum that mutually fasten, described camera installation cavity is located at the top of described box body, the middle part indent of described protecgulum forms the described camera shading chamber communicated with described box portion outside, the both sides of described protecgulum are described binding face, and described shading chamber is connected with installation cavity.
The beneficial effect of above-mentioned further scheme is adopted to be adopt front/rear cover structure to be convenient to box body fabrication and installation.
Further, described shading chamber is arc-shaped slot or prismatic groove structure; Described prismatic groove structure comprises bottom surface and two sides, and described bottom surface is up-narrow and down-wide " eight " word structure, and two sides are triangular structure wide at the top and narrow at the bottom.
The beneficial effect of above-mentioned further scheme is adopted to be to obtain broader camera angle like this.
Further, the inwall in described shading chamber is provided with striped or male and fomale(M&F).
The beneficial effect of above-mentioned further scheme is adopted to be, when outside vehicle has comparatively high light line irradiation, reflection is there will be at the inwall in shading chamber, these light also can affect the accuracy of IMAQ, adopt striped or male and fomale(M&F) then can the effective extraneous intense laser interfere of scattering, ensure that view data is stablized further.
Further, what described mounting bracket comprised camera fixed head and was located at described fixed head both sides turns axle, described in turn the both sides that axle is rotatably arranged on described box body.
Turning axle described in side, to stretch out described box body by connecting shaft cover outer and be provided with adjustment handle, is provided with arc locking teeth outside described box body.
The beneficial effect of above-mentioned further scheme is adopted to be adjustment handle can be utilized to adjust the angle of camera flexibly and lock at box portion outside.
Further, described binding face is also provided with pressure sensitive adhesive.
The beneficial effect of above-mentioned further scheme is adopted to be that adhesive sticker is convenient to be pasted on glass.
Further, described binding face is along the vertical direction in concave-curve.
The beneficial effect of above-mentioned further scheme is adopted to be that this configuration can make to coordinate tighter with arc windshield.
Further, described binding face is also provided with magnetic plate, also comprises protective cover, described protective cover is provided with the ferromagnetic material corresponding with described magnetic Board position.
The beneficial effect of above-mentioned further scheme is adopted to be, in order to rainwater interference on department's sleet sky glass, correspond to camera position in glass outer and take protective cover, can ensure that the glass of camera perspective partial is totally bright like this.Certain this situation installation site needs the blind area selecting glass windscreen wiper not arrive.Can ensure that the present invention is interference-free at the round-the-clock guarantee image of sleety weather energy like this.Also this kind of management system is made more to have practical value.
Further, described box body top is thick, bottom thin, and unitary side is considered as subtriangular.
Adopt the beneficial effect of above-mentioned further scheme to be, in order to entirety is small and exquisite, be convenient to install on glass.
Further, the data handling component be located in described box body is also comprised and the data transmission interface be located on described box body.
The beneficial effect of above-mentioned further scheme is adopted to be, when adopting image processing modules, the record to image, reason or output can be completed.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is that Fig. 1 is along A-A cutaway view;
Fig. 3 is that Fig. 1 is along B-B cutaway view;
Fig. 4 mounting support structure schematic diagram of the present invention;
Fig. 5 is another kind of structural representation of the present invention;
Fig. 6 is the structural representation in arc-shaped slot shading chamber of the present invention;
Fig. 7 is protective roof structure figure;
Fig. 8 is scheme of installation of the present invention;
Fig. 9 is that the present invention is with scheme of installation during protective cover.
In Fig. 1 to Fig. 7,1, protecgulum; 2, camera; 3, mounting bracket; 3-1, camera fixed head; 3-2, turn axle; 4, arc locking teeth; 5, handle is adjusted; 6, bonnet; 7, bottom surface; 8, striped; 9, pressure sensitive adhesive; 10, data transmission interface; 11, data handling component; 12, magnetic plate; 13, protective cover; 14, front windshield; 01, installation cavity; 02, shading chamber.
Embodiment
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Fig. 1 to Fig. 9, a kind of camera head travelling IMAQ for vehicle, comprise box body and camera 2, camera installation cavity 01 is provided with in described box body, described camera is arranged in described installation cavity by mounting bracket 3, the front portion of described box body is provided with the camera shading chamber 02 communicated with described box portion outside, and the both sides in described shading chamber are binding face.
As concrete enforcement, described box body comprises the bonnet 6 and protecgulum 1 that mutually fasten, described camera installation cavity 01 is located at the top of described box body, the middle part indent of described protecgulum 1 forms the described camera shading chamber 02 communicated with described box portion outside, the both sides of described protecgulum 1 are described binding face, and described shading chamber 01 is connected with installation cavity 02.
Described shading chamber 01 is in arc-shaped slot or prismatic groove structure; Described prismatic groove structure comprises bottom surface 7 and two sides, and described bottom surface 7 is in up-narrow and down-wide " eight " word structure, and two sides are triangular structure wide at the top and narrow at the bottom.
The inwall in described shading chamber 02 is provided with striped 8 or male and fomale(M&F).
What described mounting bracket 3 comprised camera fixed head 3-1 and was located at described fixed head both sides turns axle 3-2, described in turn the both sides that axle is rotatably arranged on described box body.
Turning axle 3-2 described in side, to stretch out described box body by connecting shaft cover outer and be provided with adjustment handle 5, is provided with arc locking teeth 4 outside described box body.The inner side of described adjustment handle is with in the suitable ratchet of described arc locking teeth.Can be locked after the angle of adjustment camera.
Described binding face is also provided with pressure sensitive adhesive 9.
Described binding face is along the vertical direction in concave-curve.
Described binding face is also provided with magnetic plate 12, also comprises protective cover 13, described protective cover is provided with the ferromagnetic material corresponding with described magnetic Board position.
Described box body top is thick, bottom thin, and unitary side is considered as subtriangular.
Also comprise the data handling component 11 be located in described box body and the data transmission interface 10 be located on described box body.Adopting data processing to set up can make this device become Multifunctional camera data processing equipment.
As shown in Figure 8 and Figure 9, for the present invention is arranged on the structural representation on vehicle front windshield.
Utilize adhesive sticker or other absorption means, the present invention can be arranged on front windshield 14, owing to defining closed cavity between described camera shading chamber and described windshield, no matter therefore which kind of driving cycle shadow that interior article are formed on glass of getting off can not interfere with the collection of camera to external image; In addition due to the hair side astigmatism effect of described camera shading cavity wall, the light that outside vehicle is irradiated in front windshield also can not reflex on the glass before camera through shading cavity wall again, therefore avoids the interference of extraneous light; The general angle of camera is slightly toward lower installation in addition, can not the direct projection of direct feeling car extraneous light.
Fig. 9 is that the present invention is with scheme of installation during protective cover.In order to ensure that sleet sky can also realize the IMAQ travelled vehicle, have employed the protective cover outside glass, because camera head is provided with magnetic plate, utilize magnetic can be arranged on camera head outside, the outside corresponding glass position of camera can be made to ensure clean, so just make the present invention round-the-clockly use, but now installation site should be selected in rain brush blind area.Camera head can be greater than, as long as there are two corresponding magnetic plates as protective cover.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.