Double-light-path camera device in vehicle and vehicle-mounted robot
Technical Field
The utility model relates to an on-vehicle equipment technical field specifically indicates a double light path camera device and contain this camera device's on-vehicle robot in car.
Background
The vehicle-mounted robot arranged on the center console of the passenger vehicle can realize multiple functions by means of various built-in devices as intelligent equipment, and the built-in camera device is mainly used for vehicle driving recording and monitoring of people in the vehicle, so that the vehicle-mounted robot needs to monitor in different directions towards a front windshield and towards the people in the vehicle at the same time.
Because the environment in the vehicle is complicated and shelters from the middle and rear row of people, the vehicle-mounted robot mainly monitors the front row of people. The camera device mainly monitors states and behaviors of drivers who are drunk, tired in driving, and easy to cause traffic accidents such as driving and checking mobile phones. The passenger in the assistant driving seat is closest to the driver, so that the driving behavior can be directly interfered, and the monitoring of the behavior is beneficial to the judgment of the responsibility of the traffic accident. The camera device using a group of cameras facing different directions as the vehicle-mounted robot is undoubtedly the best scheme, but the implementation cost of the scheme is undoubtedly high, and the popularization and the application are not facilitated.
Disclosure of Invention
A first object of the utility model is to provide a can realize the interior double light path camera device of car of driving record and interior personnel's monitoring simultaneously.
A second object of the present invention is to provide an on-vehicle robot having the above-mentioned in-vehicle dual light path camera device.
In order to realize the first purpose, the utility model provides a double light path camera device in car, including sensitization base and the leaded light cover that sets up perpendicularly on sensitization base, the leaded light cover can be rotatory around self axis, and its special character lies in, and sensitization base includes bottom plate, packing ring, carousel bearing, photosensitive element and driving motor.
The turntable bearing comprises a turntable inner ring and a turntable outer ring, the gasket is connected between the bottom plate and the turntable bearing, the top surface of the gasket is attached to the bottom surface of the turntable inner ring, and the bottom surface of the gasket is attached to the bottom plate. Photosensitive element and driving motor all adorn on the bottom plate, and photosensitive element is located carousel inner circle center department, and driving motor is located the inboard edge of carousel inner circle.
The light guide cover comprises a cover body with an opening at the bottom and two conducting optical fibers arranged in the cover body, each conducting optical fiber comprises an upper horizontal section, an arc-shaped transition middle section and a vertical lower section from top to bottom, the end part of the vertical lower section is located in the photosensitive range of the photosensitive element, two connecting supports used for fixing the conducting optical fibers are arranged in the cover body, and a light-transmitting window is arranged on the side wall of the cover body in an area corresponding to the end part of the upper horizontal section. The output end of the driving motor is provided with a transmission gear, and the inner wall of the cover body is provided with a gear ring meshed with the transmission gear. The bottom edge of the cover body is provided with a flange plate attached to the top surface of the outer ring of the turntable, and the bottom of the cover body is connected with the outer ring of the turntable at the flange plate.
By above-mentioned scheme, the light guide cover can rotate relative to the sensitization base, and two conduction optic fibre of its inside are equivalent to two mutually noninterference light paths, just can accurate reduction printing opacity window outside image and act on the different regions of sensitization face to the conduction optic fibre bottom of sensitization element sensitization face. The two conducting optical fibers are respectively used for monitoring driving records and personnel in a vehicle, and the personnel in the vehicle mainly need to monitor a driver position, so that the arrangement positions of the two conducting optical fibers are optimized, the upper horizontal section of one conducting optical fiber is just opposite to the driver position, the upper horizontal section of the other conducting optical fiber is just opposite to a front windshield, two conventional shooting angles can be determined, the basic use requirements are met, and the light guide cover does not need to be adjusted in a rotating mode frequently.
Further, the central connecting line of the two light-transmitting windows is intersected with the axis of the cover body.
From top to bottom, accord with two shooting angles of above-mentioned camera device who arranges the form and carry on the back mutually, consequently the light guide cover only need rotate 180 and can reach the look around effect, but the advantage of the dual optical path of make full use of.
The further scheme is that the connecting support comprises a connecting plate, the connecting support further comprises a straight sleeve and a half sleeve elbow, the inner diameter of the straight sleeve is equal to that of the half sleeve elbow, the straight sleeve is sleeved on the vertical lower section, the first end of the connecting plate is connected with the outer side of the straight sleeve, the second end of the connecting plate is connected with the inner wall of the cover body, the lower end of the half sleeve elbow is connected with the upper end of the straight sleeve, the inner side of the half sleeve elbow is attached to the middle transition section and the upper horizontal section, and the cross section of the half sleeve elbow is.
Therefore, the connecting support is simple in structure, can stably support and fix the conducting optical fiber, and is convenient to disassemble and assemble the conducting optical fiber.
The further scheme is that the driving motor is a stepping motor.
From top to bottom, step motor's step angle is fixed, but the accurate control rotation range is fit for the higher leaded light cover of drive rotation accuracy requirement.
The double-light-path camera device in the vehicle further comprises an infrared cut-off filter arranged above the photosensitive element.
As can be seen from the above, the photosensitive element can sense infrared light, and the infrared light causes focus shift and color cast defect, which affects the imaging quality, and therefore, it is necessary to filter the infrared light through a specific filter.
In order to achieve the second object, the present invention provides a vehicle-mounted robot, characterized in that the vehicle-mounted robot includes the in-vehicle dual optical path imaging device.
Drawings
Fig. 1 is a structural view of an embodiment of the dual optical path imaging device in a vehicle according to the present invention.
Fig. 2 is an internal structure view of an embodiment of the dual optical path imaging device in the vehicle interior of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 and 2, the utility model provides an in-vehicle double-light-path camera device includes photosensitive base 1 and sets up the light guide cover 2 on photosensitive base 1 perpendicularly, and light guide cover 2 can be rotatory around self axis.
The photosensitive base 1 comprises a bottom plate 11, a gasket 12, a turntable bearing 13, a photosensitive element 14 and a driving motor 15, wherein the turntable bearing 13 comprises a turntable inner ring 131 and a turntable outer ring 132, the gasket 12 is connected between the bottom plate 11 and the turntable bearing 13, the top surface of the gasket 12 is attached to the bottom surface of the turntable inner ring 131, and the bottom surface of the gasket 12 is attached to the bottom plate 11. The photosensitive element 14 and the driving motor 15 are both arranged on the bottom plate 11, the photosensitive element 14 is positioned at the center of the turntable inner ring 131, and the driving motor 15 is positioned at the inner side edge of the turntable inner ring 131.
Light guide cover 2 includes the cover body 21 of bottom open-ended and locates two conduction optic fibre 22 of the cover body 21 inside, each conduction optic fibre 22 includes horizontal upper segment 221, curved transition middle section 222 and vertical hypomere 223 from top to bottom, the tip of vertical hypomere 223 is in the sensitization within range of light sensing element 14, cover body 21 is inside to be equipped with two linking bridge 23 that are used for fixed conduction optic fibre 22, cover body 21 lateral wall is gone up and is being equipped with light-permeable window 24 in the region that corresponds with horizontal upper segment 221 tip. The output end of the driving motor 15 is provided with a transmission gear 151, and the inner wall of the cover body 21 is provided with a gear ring 25 engaged with the transmission gear 151. The bottom edge of the cover body 21 is provided with a flange 26 attached to the top surface of the turntable outer ring 132, and the bottom of the cover body 21 is connected with the turntable outer ring 132 at the flange 26.
The light guide cover 2 can rotate relative to the light-sensitive base 1, two conducting optical fibers 22 in the light guide cover are equivalent to two light paths which are not interfered with each other, and the bottom end of the conducting optical fiber 22 facing the light-sensitive surface of the light-sensitive element 14 can accurately restore images outside the light-transmitting window 24 and act on different areas of the light-sensitive surface.
The two conducting optical fibers 22 are respectively used for vehicle driving recording and monitoring of people in a vehicle, and the people in the vehicle mainly need to monitor a driver position, so that the arrangement positions of the two conducting optical fibers 22 are optimized, the upper horizontal section 221 of one conducting optical fiber is just opposite to the driver position, the upper horizontal section 221 of the other conducting optical fiber is just opposite to a front windshield, two conventional shooting angles can be determined, the basic use requirements are met, and the light guide cover 2 does not need to be rotated and adjusted frequently. In the embodiment, the inner ring 131 of the turntable, the washer 12 and the bottom plate 11 are connected into a whole by a bolt connection mode.
The central connecting line of the two light-transmitting windows 24 is intersected with the axis of the cover body 21, and two shooting angles of the camera device conforming to the arrangement form are opposite, so that the light guide cover 2 can achieve the effect of looking around only by rotating 180 degrees, and the advantages of double light paths can be fully utilized.
The connecting bracket 23 comprises a connecting plate 231, the connecting bracket 23 further comprises a straight sleeve 232 and a half-sleeve bent pipe 233 with the same inner diameter, the straight sleeve 232 is sleeved on the vertical lower section 223, the first end of the connecting plate 231 is connected with the outer side of the straight sleeve 232, the second end of the connecting plate 231 is connected with the inner wall of the cover body 21, the lower end of the half-sleeve bent pipe 233 is connected with the upper end of the straight sleeve 232, the inner side of the half-sleeve bent pipe 233 is attached to the transition middle section 222 and the horizontal upper section 221, and the cross section of the half-sleeve bent pipe 233 is semicircular.
The connecting bracket 23 has a simple structure, and can stably support and fix the conducting optical fiber 22, and is convenient for dismounting the conducting optical fiber 22.
The driving motor 15 is a stepping motor, the stepping angle of the stepping motor is fixed, the rotation amplitude can be accurately controlled, and the driving device is suitable for driving the light guide cover 2 with higher rotation precision requirement.
The in-vehicle dual-light-path camera device further comprises an infrared cut-off filter 16 arranged above the photosensitive element, the photosensitive element 14 can sense infrared light generally, and the infrared light can cause focus offset and color cast badness to influence the imaging quality, so that the infrared light needs to be filtered by a specific filter.