Vehicle surroundings monitoring systemTechnical field
The present invention relates to technical field of vehicle, in particular to a kind of vehicle surroundings monitoring system and vehicle.
Background technology
In the prior art, due to the limitation of interior location where driver and body frame structure for automotive, before generally driver being presentSide and the vision dead zone of left and right sides front direction, can be in vehicle both sides generally for Visual Observations Observations region as enhancingCamera is installed towards front on rearview mirror, for expanding monitors the visual zone in front.Such as above rearview mirror orThe camera that lower section is set, and the image gathered in real time is reflected to the front for arriving in-car driver by image transmission bus, borrowThe big wide-angle of camera is helped to design, to realize larger range of observation.
In existing full car gets a bird's eye view system, or 360 degree vehicle body surroundings monitoring systems, typically setting 8 or moreMore cameras, the output to the camera of multiple camera watch regions carry out Image compounding, and simulation generation views from above from vehicle up directionThe top view image arrived.As a part therein, we see the camera that rearview mirror either above or below is set in realityArrive, such camera is actually generally arranged at the marginal position of rearview mirror, and the camera designed up and down is in dangerous borderGround and easily by the condition of external environment tumble injury, such as unexpected grazing, friction and high-altitude junk from the external world etc., relativelyFor rearview mirror, the camera so designed is easier to destroyed and damaged.
The content of the invention
Present invention aims at a kind of vehicle surroundings monitoring system of offer, including：
Be symmetricly set on left and right vehicle wheel side is used to show the speculum of object, including the first speculum positioned at left side andThe second speculum positioned at right side；
For accommodating the housing of the speculum, including the first housing positioned at left side and the second housing positioned at right side；
It is arranged on the camera assembly of mirror peripheral and the image data for obtaining the object, including the first shooting groupPart and the second camera assembly；
The support component that can be stretched out from the inside of first housing and the second housing, first camera assembly andSecond camera assembly is each respectively by corresponding support component kinematic mount；
Laser radar at the top of vehicle body；
Rearview camera and at least one ranging component installed in tail of the body；
The electronic control unit being arranged on vehicle body, for controlling the operation of surroundings monitoring system and being synthesized by image softDisplay screen display vehicle periphery image in the car is controlled after part progress Image compounding；
Wherein, the support component includes being arranged on the first housing and the motor in second shell body, reducing gear, controllerAnd sleeve, the camera assembly are arranged on one end of sleeve, its other end is connected to the output end of reducing gear, the motorOutput shaft be connected to the input of reducing gear, carry out that motor torque is delivered into sleeve after speed change by reducing gearOn, control sleeve is moved in the inside of the first housing and the second housing and outside extension；The controller and motor connection, are used forThe operation of the motor is controlled according to vehicle launch signal, and controls motor movement to carry out drive sleeve fortune in vehicle launchIt is dynamic so that camera assembly stretches out the housing, and controls motor movement to carry out drive sleeve motion in vehicle stall so that takes the photographAs component is recovered in the housing；
Described laser radar, the first camera assembly, the second camera assembly, rearview camera and ranging component passes throughVehicle bus is connected with the electronic control unit, is transmitted for data transfer and control instruction.
Further, the motor is electric rotating machine, and reducing gear is planetary gear reducing mechanism, the output shaft axle of motorThe axis collinear of the input, output end and sleeve of line and planetary gear reducing mechanism, the output of planetary gear reducing mechanismEnd is provided with a screw mandrel, and the inner surface setting of sleeve has screw thread, supporting with the screw mandrel.
Further, the electric rotating machine is stepper motor.
Further, the motor is linear electric motors, and reducing gear is rack-and-pinion reducing gear, the output of linear electric motorsThe axis in portion and the axis collinear of sleeve or parallel.
Further, the linear electric motors are cylindric linear electric motors.
Further, the camera assembly has lens assembly, image processor and controller, and lens assembly is used to obtainImage and imaging of the fetch bit in front of it, and there is at least one lens for adjusting the focal length, image processor is used to obtainThe image taken carries out opto-electronic conversion generation electric signal, and the controller controls the operation of above-mentioned part, and controls electric signal outputUpper Vehicle Electronic Control Unit is delivered to by vehicle bus.
Further, the periphery of first speculum and the second speculum is additionally provided with ranging component, the survey respectivelyIt is laser ranging component or supersonic sounding component away from component, for carrying out ranging to the object of du vehicule.
Further, the support component is configured to extend housing below the housing, and in the shellCorresponding extending port position is provided with the baffle plate for keeping normally closed trend on body.
Further, rotating shaft is provided between the baffle plate and housing so that baffle plate can be rotated relative to housing, turnTorsion spring is arranged with axle, its one end is abutted with baffle edge, and the other end is abutted on housing, and the torsion spring has so that baffle plateKeep the trend of normally off.
Further, the vehicle is the new energy vehicle being at least driven using battery pack and motor.
The design of the present invention more than, by the vehicle surroundings monitoring system of above-mentioned design, intelligently according to vehicleStartup and flameout state, realize and the use of camera installed on rearview mirror protected with withdrawing, and set in telescopic locationThe baffle plate for keeping normally closed trend is put, camera lens dustproof and waterproof of camera etc. can be further protected, use on demand, and can reduceBy the risk of accidental injury when vehicle stops, parking.
Meanwhile multiple regions of whole rearview mirror can be arranged on using camera/camera assembly of such scheme, especiallyIt is that can design position therebetween, and avoids such as prior art either traditional set location edge, lower edge or side on topThe problem of edge, it thus can strengthen the whole design structure especially intensity of the support strength of camera assembly part and rearview mirror, subtractLess because what design edge region was brought is easily damaged problem risk.
It should be appreciated that as long as all combinations of aforementioned concepts and the extra design described in greater detail below are at thisSample design it is not conflicting in the case of can be viewed as the disclosure subject matter a part.In addition, required guarantorAll combinations of the theme of shield are considered as a part for the subject matter of the disclosure.
Can be more fully appreciated from the following description with reference to accompanying drawing present invention teach that foregoing and other aspect, realityApply example and feature.The feature and/or beneficial effect of other additional aspects such as illustrative embodiments of the present invention will be belowDescription in it is obvious, or by according to present invention teach that embodiment practice in learn.
Brief description of the drawings
Accompanying drawing is not intended to drawn to scale.In the accompanying drawings, each identical or approximately uniform group shown in each figureIt can be indicated by the same numeral into part.For clarity, in each figure, not each part is labeled.Now, by example and the embodiment of various aspects of the invention will be described in reference to the drawings, wherein：
Fig. 1 is the overall schematic of the vehicle surroundings monitoring system of embodiments of the invention.
Fig. 2 is the system structure diagram of the vehicle surroundings monitoring system of embodiments of the invention.
Fig. 3 is the schematic diagram of the circuit control system of the vehicle surroundings monitoring system of embodiments of the invention.
Embodiment
In order to know more about the technology contents of the present invention, especially exemplified by specific embodiment and institute's accompanying drawings are coordinated to be described as follows.
Each side with reference to the accompanying drawings to describe the present invention in the disclosure, shown in the drawings of the embodiment of many explanations.It is not intended to cover all aspects of the invention for embodiment of the disclosure.It should be appreciated that a variety of designs presented hereinbefore and realityApply example, and those designs described in more detail below and embodiment can in many ways in any one come it is realApply, because design disclosed in this invention and embodiment are not limited to any embodiment.In addition, disclosed by the invention oneA little aspects can be used alone, or otherwise any appropriately combined be used with disclosed by the invention.
According to disclosure of the invention with improving, a kind of vehicle surroundings monitoring system, especially supervised around new energy vehicleViewing system, including the speculum for being used to show object of left and right vehicle wheel side is symmetricly set on, including the first reflection positioned at left sideMirror and the second speculum positioned at right side；For accommodating the housing of the speculum, including positioned at first housing in left side and positionThe second housing in right side；The camera assembly of mirror peripheral and the image data for obtaining the object is arranged on, includingFirst camera assembly and the second camera assembly；The support group that can be stretched out from the inside of first housing and the second housingPart, first camera assembly and the second camera assembly are each respectively by corresponding support component kinematic mount；Installed in vehicle bodyThe laser radar at top；Rearview camera and at least one ranging component installed in tail of the body；The electricity being arranged on vehicle bodySub-control unit, for controlling the operation of surroundings monitoring system and by control after image synthesizing software progress Image compounding in carInterior display screen display vehicle periphery image；Wherein, the support component includes being arranged in the first housing and second shell bodyMotor, reducing gear, controller and sleeve, the camera assembly be arranged on sleeve one end, its other end, which is connected to, to be subtractedThe output end of fast mechanism, the output shaft of the motor are connected to the input of reducing gear, after carrying out speed change by reducing gearMotor torque is delivered on sleeve, control sleeve is moved in the inside of the first housing and the second housing and outside extension；InstituteController and motor connection are stated, for controlling the operation of the motor according to vehicle launch signal, and in vehicle launch time controlMotor movement processed carrys out drive sleeve motion so that camera assembly stretches out the housing, and controlled motor is transported in vehicle stallMove and carry out drive sleeve motion so that camera assembly is recovered in the housing；Described laser radar, the first camera assembly,Two camera assemblies, rearview camera and ranging component are connected by vehicle bus with the electronic control unit, for countingAccording to transmission and control instruction transmission.
By such scheme, the speculum of above-mentioned design of the invention, housing, camera assembly, support component, are in vehicleLeft and right side symmetric design.Speculum, housing, camera assembly, support component, form the integrated rear-view mirror system of side.According to foregoing the teachings of the present invention, whole vehicle surroundings monitoring system includes the integrated rear-view mirror system of left and right sides.Therefore underIn the description in face and accompanying drawing, illustrated by taking side as an example, example as shown in Figure 1, 2 is the design of driver side.
The diagram and embodiment of the present invention, the circuit system signal of the system with reference to shown in Fig. 1, Fig. 2 and shown in Fig. 3Figure, include being used to show the speculum 10 of object, for accommodating the speculum positioned at the integrated rear-view mirror system of driver sideHousing 11, the camera assembly 12 for being arranged on mirror peripheral and the image data for obtaining the object, from the inside of housingThe support component 13 that can be stretched out, camera assembly 12 is by the kinematic mount of support component 13.
Support component 13 includes motor 13a, reducing gear 13b, controller 13c and the sleeve 13d being arranged in housing,Camera assembly 12 is arranged on one end of sleeve, and its other end is connected to the output end of reducing gear, motor 13a output axis connectionTo reducing gear 13b input, by the way that motor torque is delivered on sleeve 13a after reducing gear progress speed change, controlSleeve 13 moves in the inside of housing and outside extension；The controller 13d is connected with motor 13a, for according to vehicle launchSignal controls the operation of the motor, and controls motor movement to carry out drive sleeve motion in vehicle launch so that shooting groupPart stretches out the housing, and controls motor movement to carry out drive sleeve motion in vehicle stall so that camera assembly is recovered toIn the housing.
With reference to embodiments of the invention, the signal such as foregoing igniting, startup, flame-out can be from the upper electronics of vehicleControl unit 20 (ECU), such as the transmission by the progress signal of vehicle bus 21 and/or data.
In preferable example, aforementioned motor 13a is electric rotating machine, and reducing gear 13b is planetary gear reducing mechanism, electricityMachine 13a output shaft axis and the input, output end of planetary gear reducing mechanism and the axis collinear of sleeve, so realizeCompact-sized design, while ensure the accurate control of motion, the output end of planetary gear reducing mechanism is provided with a screw mandrel, sleeveThe inner surface setting have screw thread, it is supporting with the screw mandrel.So realize that rotation-linear motion in the same direction drivesIt is dynamic, without designing other lead screw transmission mechanism.
It may further be preferable that electric rotating machine is stepper motor, so as to be more favorable for realizing accurate control.
In other optional examples, motor 13a is linear electric motors, especially cylindric linear electric motors, such as ChinaLinear electric motors disclosed in utility model 2016202393372, reducing gear are rack-and-pinion reducing gear, linear electric motorsAxis collinear or parallel of the axis of output section (i.e. its movable part) with sleeve.In this way, it can realize compact-sized and accurateControllable design, reduce individually designed reducing gear and movement conversion mechanism.
As optional, camera assembly 12 includes the video camera based on CCD, the video camera based on CMOS and based on infraredVideo camera in one kind.For example, thermal camera, can by temperature sensor or infrared sensor come detected object intoPicture.Or ccd video camera, detection imaging is carried out to detected object by photo-sensitive cell imaging.
Preferably, camera assembly has lens assembly, image processor and controller, and lens assembly is used to obtain positionImage and imaging in front of it, and there is at least one lens for adjusting the focal length, image processor is used for acquisitionImage carries out opto-electronic conversion generation electric signal, and the controller controls the operation of above-mentioned part, and controls electric signal output to pass throughVehicle bus is delivered to upper Vehicle Electronic Control Unit (ECU).
With reference to Fig. 1, in further scheme, wherein side of the invention, or both sides integrated rear-view mirror system alsoRanging component 30, such as laser ranging component or supersonic sounding component can be provided with the periphery of speculum, for carObject near carries out ranging, and ranging data is passed into upper ECU by vehicle bus.
In order to realize more excellent protection, support component 13 preferably is configured to extend from the lower section of housing 11Housing, and corresponding extending port position is provided with the baffle plate for keeping normally closed trend on the housing.In further schemeIn, rotating shaft can be provided between baffle plate and housing so that baffle plate can be rotated relative to housing, torsion is arranged with rotating shaftSpring, its one end are abutted with baffle edge, and the other end is abutted on housing, and the torsion spring has so that baffle plate keeps normally offTrend.
With reference to shown in Fig. 1, Fig. 2, in the example and diagram of exemplary expression, the integrated backsight positioned at side or both sidesMirror system, is particularly pointed out, and sleeve is design in the centre of housing 11 or middle neighbouring position.
It is noted that the position selection design regardless of support component 13, its camera assembly 12 supportedLens assembly all the time towards and speculum reflecting surface identical direction, or slightly direction down simultaneously.
Although the present invention is disclosed above with preferred embodiment, so it is not limited to the present invention.Skill belonging to the present inventionHas usually intellectual in art field, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations.CauseThis, the scope of protection of the present invention is defined by those of the claims.