JP4129407B2 - In-vehicle imaging system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an in-vehicle imaging system.
[0002]
[Prior art]
As an in-vehicle imaging system that attaches an imaging device to a vehicle and captures an image with the imaging device, conventionally, when the imaging device is installed in a rear window or a bumper unit and the vehicle is moved backward, the imaging device can An in-vehicle imaging system is known in which the driver confirms the rear of the vehicle by displaying the captured image on an image display device attached in the vicinity of the driver's seat.
[0003]
In addition, as a fixture for mounting on-vehicle equipment in the vehicle, an attachment member that is fastened together with an assist grip mounted on both sides of the vehicle, and a fitting member that is fitted into a room lamp provided in the front portion of the vehicle, The mounting member is provided with a horizontal member for connecting the two mounting members, and a vertical member for connecting the horizontal member and the fitting member is provided, and the horizontal member and the arbitrary position of the vertical member are provided. There is known a fixture that can be mounted on a vehicle-mounted device (see Patent Document 1). Therefore, it is also possible to attach an imaging device in a vehicle using this fixture.
[0004]
By the way, when using an imaging device attached to a vehicle, in addition to securing a field of view behind the vehicle, taking a commemorative photo with a passenger in the vehicle, or stealing a person who is trying to damage a parked vehicle or an object in the vehicle It is expected to be used for various purposes, such as taking pictures of a person to be used for preventing damage and investigating crimes.
[0005]
[Patent Document 1]
Japanese Patent Laid-Open No. 2002-362242
[Problems to be solved by the invention]
However, in the conventional vehicle-mounted imaging system, the imaging device is installed in the rear window or the bumper part, and is not suitable for imaging a state inside or outside the vehicle or outside the vehicle. It was not used for any purpose other than securing the rear view.
[0007]
In addition, when an imaging device is mounted in a vehicle using a conventional fixture (Patent Document 1), the imaging device is fixed at one place, so that only a certain range can be taken, and various imaging devices can be used. It was difficult to use for various purposes.
[0008]
Accordingly, an object of the present invention is to provide an in-vehicle imaging system that can use an imaging device attached to a vehicle for a plurality of purposes.
[0009]
[Means for Solving the Problems]
In order to solve the above problems, an in-vehicle imaging system according to the present invention
In a vehicle-mounted imaging system in which an attachment device having a movable member that is detachably mounted in a vehicle and movable in the vehicle is provided, and an imaging device that captures an image is provided on the movable member.
The fixture includes
On both sides of the said vehicle, and multiple mounting member that is mounted in the vehicle instead of the assist grip with screws for fixing the assist grip,
A plurality of horizontal members extending from one end of each of the mounting members toward the center of the ceiling in the vehicle and extending along the ceiling,
A pair of vertical members that connect the horizontal members extending from the same side of the vehicle, along the front-rear direction of the vehicle at the approximate center in the vehicle;
A pair of locking portions locked to the vertical members;
A movable member provided integrally with the locking portion to connect the pair of locking portions;
A movable member moving mechanism that is provided in the locking portion and drives the movable member in the front-rear direction of the vehicle;
The imaging apparatus is characterized that it is rotatable in the circumferential direction of the movable member by the imaging device moving mechanism mounted to the movable member.
[0010]
The invention according to claim 2 is the in-vehicle imaging system according to claim 1,
Provide sensors to detect abnormalities in the front and rear of the vehicle ,
When a front abnormality is detected by the sensor, the movable member is moved rearward, and then the imaging device is caused to image the abnormality occurrence portion, and when a rear abnormality is detected by the sensor, the movable member A control unit is provided that causes the imaging device to image the vicinity of the abnormality occurrence site after moving the camera forward .
[0011]
According to a third aspect of the present invention, in the in-vehicle imaging system according to the first or second aspect, an image recording device for recording an image captured by the imaging device on a recording medium is provided. .
[0012]
According to a fourth aspect of the present invention, in the in-vehicle imaging system according to any one of the first to third aspects, an image display device that displays an image captured by the imaging device is provided, and the image display device When the vehicle moves backward, the rear side of the vehicle is imaged by the imaging device, and the captured image is displayed.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to FIGS. 1 to 5.
[0014]
The in-vehicle imaging system according to the present embodiment includes a control device 30 (see FIG. 5), an imaging device 1 that captures still images and moving images, and an image recording device that records an image captured by the imaging device 1 on a recording medium. 2, a light irradiation device 3 for irradiating light on the subject, an image display device 4 (see FIG. 5) for displaying an image, and a fixture 5 for mounting the imaging device 1 and the like in the vehicle.
[0015]
Fitting 5, as shown in FIG. 1, respectively before and after two locations on both sides of the vehicle, it is installed in a vehicle instead of the assist grip with screws for fixing the assist grip, about the same as the assist grip Each of the mounting members 6 is provided with one horizontal member 7 extending toward the center of the vehicle interior ceiling and extending along the ceiling. Yes.
[0016]
At the front end portion of each horizontal member 7, a vertical member 8 that is disposed from the front to the rear of the ceiling in the vehicle and connects the horizontal member 7 that extends from the same side of the vehicle is provided. A connecting member 9 for connecting the vertical members 8 to each other is provided at the end of the vertical members 8 on the side disposed in the front of the vehicle.
[0017]
As shown in FIGS. 2 to 4, the vertical member 8 has a hollow inside and is formed in an elongated shape with a rectangular cross section, and is in contact with the ceiling of the vertical member 8 in the vehicle. A notch portion 10 extending in the longitudinal direction is provided on the surface facing the surface.
[0018]
Inside the surface of the vertical member 8 that is in contact with the ceiling, there is provided a linear power contact 11 that extends along the longitudinal direction and supplies power from the vehicle battery. Moreover, as shown in FIG.2 and FIG.3, the rack 12 extended in a longitudinal direction is provided inside the surface contact | abutted to the ceiling of the vertical member 8. As shown in FIG.
[0019]
As shown in FIGS. 2 and 3, each vertical member 8 has a T-shaped cross section in which the head part engages with the inside of the vertical member 8 and the body part projects from the notch part 10. The locking portions 13 are respectively locked, and a rod-shaped movable member 14 that connects both the locking portions 13 and supports the device such as the imaging device 1 is engaged with the end of the body portion of the locking portion 13. It is provided integrally with the stop 13. The locking portion 13 and the movable member 14 are hollow inside and communicate with each other.
[0020]
A power terminal 15 that contacts the power contact 11 is provided on the top surface of the locking portion 13. In addition, a motor 16 connected to the power supply terminal 15 is provided inside the locking portion 13, and teeth protrude from the top surface of the locking portion 13 on the output shaft 18 of the motor 16. A pinion 17 meshing with 12 is attached. The motor 16, the pinion 17 and the rack 12 constitute a movable member moving mechanism 19.
[0021]
As shown in FIG. 4, a cylindrical imaging device 1 having substantially the same diameter as the movable member 14 is rotated on the movable member 14 in the circumferential direction of the movable member 14 by the imaging device moving mechanism 20 (see FIG. 5). It is provided freely. The image pickup apparatus 1 picks up an image by photoelectrically converting a subject image formed by a lens into an image pickup signal by an image pickup device and digitizing it and storing it in a memory.
[0022]
The movable member 14 detects the brightness of the surroundings and irradiates the subject imaged by the imaging device 1 with light. The light irradiation device moving mechanism 21 causes the irradiation direction to be 360. It is attached so that it can freely rotate and swing up and down.
[0023]
Furthermore, the image recording apparatus 2 for recording various images such as images captured by the imaging apparatus 1 and usage details of the toll road automatic toll payment system on a recording medium such as paper is attached to the movable member 14. Note that the image recording apparatus 2 may be attached to another position in the vehicle.
[0024]
The imaging device 1, the imaging device moving mechanism 20, the light irradiation device 3, the light irradiation device moving mechanism 21, and the image recording device 2 are provided by wiring inside the locking portion 13 and the movable member 14 (FIG. 2). The power is supplied through the power terminal 15.
[0025]
Further, in the vehicle, for example, a control device 30 configured by a computer or the like and performing control related to imaging, and an image display device 4 configured by, for example, a liquid crystal display or the like and displaying an image captured by the imaging device 1 or the like. Is attached. The control device 30 may be configured integrally with at least one of the imaging device 1, the image recording device 2, and the image display device 4.
[0026]
The control device 30 includes a storage unit 22 that stores an image captured by the imaging device 1, a communication unit 24 that communicates with a portable terminal 23 carried by a user of the vehicle, and an input unit 25 that inputs a user instruction. A control unit 26 (all of which are shown in FIG. 5) that performs control related to imaging and processing of the captured image is provided.
[0027]
As shown in FIG. 5, the control unit 26 is connected to a sensor 27 that is attached to each door or window of the vehicle and detects a suspicious person by detecting vibrations, for example. When the sensor 27 detects a suspicious person, the movable member moving mechanism 19 is driven according to the position of the sensor 27 that detected the suspicious person to move the movable member 14 in the front-rear direction in the vehicle, and the imaging apparatus moving mechanism. 20 is operated to rotate the imaging device 1.
[0028]
Specifically, for example, when a suspicious person is detected by the sensor 27 disposed in front of the vehicle, the movable member 14 is moved rearward and the imaging device 1 is rotated so that the lens faces frontward. Let On the other hand, when a suspicious person is detected by the sensor 27 disposed at the rear of the vehicle, the movable member 14 is moved forward and the imaging device 1 is rotated so that the lens faces rearward.
[0029]
Then, when the movable member 14 and the imaging device 1 are arranged at predetermined positions, the control unit 26 controls the imaging device 1 to perform imaging, and causes the storage unit 22 to output the captured image. The data is stored in the storage unit 22.
[0030]
Further, the control unit 26 controls the communication unit 24 to perform communication with the portable terminal 23 and transmits the image stored in the storage unit 22 to the portable terminal 23. Further, the control unit 26 controls the image recording apparatus 2 in accordance with a user instruction so as to record the image stored in the storage unit 22 on a recording medium.
[0031]
The control unit 26 is connected to a shift lever detection device 28 that detects the position of the shift lever. The control unit 26 detects that the shift lever is in the “reverse” position by the shift lever detection device 28. Then, the movable member moving mechanism 19 is driven to move the movable member 14 to the vehicle rear side end portion of the vertical member 8, and the imaging device moving mechanism 20 is operated so that the lens faces the rear of the vehicle. The imaging device 1 is rotated. When the movable member 14 and the imaging device 1 are disposed at predetermined positions, the control unit 26 controls the imaging device 1 to perform imaging, and sequentially outputs the captured images to the image display device 4. It is like that.
[0032]
Further, when an instruction from the user is input from the input unit 25, the control unit 26 drives the movable member moving mechanism 19 to move the movable member 14 and operates the imaging device moving mechanism 20 according to the user's instruction. Thus, the imaging device 1 is rotated so that the imaging device 1 performs imaging.
[0033]
The control unit 26 controls the light irradiation device moving mechanism 21 when the surrounding brightness detected by the light irradiation device 3 is equal to or lower than a predetermined brightness when the imaging device 1 performs imaging. Thus, the light irradiation device 3 is rotated so that light is irradiated in the direction in which the lens is directed, and the light irradiation device 3 is controlled to emit light.
[0034]
Next, the operation of the in-vehicle imaging system according to this embodiment will be described.
[0035]
When a suspicious person is detected by the sensor 27, the control unit 26 drives the movable member moving mechanism 19 in accordance with the position of the sensor 27 that detected the suspicious person to move the movable member 14 in the front-rear direction in the vehicle. By doing so, the imaging device 1 and the light irradiation device 3 are moved to a position where the suspicious person can be imaged.
[0036]
Then, the control unit 26 drives the imaging device moving mechanism 20 to rotate the imaging device 1, thereby positioning the lens in a direction in which a suspicious person can form an image. At the same time, the control unit 26 causes the light irradiation device 3 to detect the brightness of the surroundings, and if the brightness is equal to or lower than the predetermined brightness, the light irradiation device moving mechanism 21 is driven to emit light to the suspicious person. Direct the light source to. And the control part 26 makes the imaging device 1 image a suspicious person. At this time, light is irradiated with respect to a suspicious person from the light irradiation apparatus 3 as needed.
[0037]
When the image is captured, an image captured by the control unit 26 is output to the storage unit 22 and stored in the storage unit 22. Further, the control unit 26 causes the communication unit 24 to communicate with the portable terminal 23 carried by the user, and causes the image stored in the storage unit 22 to be transmitted to the portable terminal 23. Further, the image recording device 2 records the image stored in the storage unit 22 on a recording medium in accordance with a user instruction.
[0038]
When the shift lever detection device 28 detects that the shift lever is in the “reverse” position, the control unit 26 drives the movable member moving mechanism 19 to move the movable member 14 to the rear of the longitudinal member 8. By moving to the side end, the imaging device 1 and the light irradiation device 3 are moved to a position where the rear of the vehicle can be imaged.
[0039]
Then, the control unit 26 drives the imaging device moving mechanism 20 to rotate the imaging device 1, thereby positioning the lens in a direction in which the rear of the vehicle can be imaged. At the same time, the control unit 26 causes the light irradiation device 3 to detect the brightness of the surroundings. If the brightness is equal to or lower than the predetermined brightness, the light irradiation device moving mechanism 21 is driven, and the light source is irradiated in the direction in which light can be emitted rearward of the vehicle. Point. And while making the imaging device 1 image by the control part 26, the imaged image is sequentially output with respect to the image display apparatus 4, and the moving image of the state behind a vehicle is displayed on the image display apparatus 4. FIG. At this time, light is irradiated from the light irradiation device 3 to the rear of the vehicle as necessary.
[0040]
Further, when an instruction from the user is input from the input unit 25, the control unit 26 drives the movable member moving mechanism 19 to move the movable member 14 and activates the imaging device moving mechanism 20 according to the user's instruction. The imaging apparatus 1 is rotated to cause the imaging apparatus 1 to perform imaging.
[0041]
As described above, according to the in-vehicle imaging system according to the present embodiment, the imaging device 1 is attached to be rotatable in the axial direction of the movable member 14, and the movable member 14 moves from the front to the rear in the vehicle. Since it is possible, it is possible to image a wide range inside and outside the vehicle, and as a result, the imaging device 1 can be used for a plurality of applications.
[0042]
In the present embodiment, the imaging device 1 is provided integrally with the movable member 14, but the imaging device 1 whose lens can be rotated in multiple directions is detachably attached to the movable member 14. Also good.
[0043]
Further, in the present embodiment, the movable member moving mechanism 19 that moves the movable member 14 along the vertical member 8 when the pinion 17 rotated by the motor 16 and the rack 12 are engaged is provided. A movable member moving mechanism for moving the movable member 14 by applying air pressure may be provided, or the movable member moving mechanism 19 may be moved manually without providing the movable member moving mechanism 19.
[0044]
【The invention's effect】
According to the present invention, the imaging device is attached to a movable member that can move in the vehicle, and the imaging device can be moved by moving the movable member. As a result, the imaging device attached to the vehicle can be used for a plurality of purposes.
[Brief description of the drawings]
FIG. 1 is a diagram showing a configuration of an embodiment of an in-vehicle imaging system according to the present invention.
2 is a cross-sectional view taken along the line AA ′ of FIG. 1 showing a movable member moving mechanism constituting the vehicle-mounted imaging system according to the present embodiment.
3 is a cross-sectional view taken along the line BB ′ of FIG. 1 showing a movable member moving mechanism constituting the vehicle-mounted imaging system according to the present embodiment.
FIG. 4 is a diagram showing a configuration of a movable member constituting the vehicle-mounted imaging system according to the present embodiment.
FIG. 5 is a block diagram showing a configuration of an embodiment of an in-vehicle imaging system according to the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Imaging device 2 Image recording device 4 Image display device 5 Fixture 14 Movable member 26 Control part 27 Sensor

Claims (4)

In a vehicle-mounted imaging system in which an attachment device having a movable member that is detachably mounted in a vehicle and movable in the vehicle is provided, and an imaging device that captures an image is provided on the movable member.
The fixture includes
On both sides of the said vehicle, and multiple mounting member that is mounted in the vehicle instead of the assist grip with screws for fixing the assist grip,
A plurality of horizontal members extending from one end of each of the mounting members toward the center of the ceiling in the vehicle and extending along the ceiling,
A pair of vertical members that connect the horizontal members extending from the same side of the vehicle, along the front-rear direction of the vehicle at the approximate center in the vehicle;
A pair of locking portions locked to the vertical members;
A movable member provided integrally with the locking portion to connect the pair of locking portions;
A movable member moving mechanism that is provided in the locking portion and drives the movable member in the front-rear direction of the vehicle;
The imaging apparatus, a vehicle-mounted imaging system characterized in that it is freely rotated in the circumferential direction of the movable member by the imaging device moving mechanism mounted to the movable member. Provide sensors to detect abnormalities in the front and rear of the vehicle,
When a front abnormality is detected by the sensor, the movable member is moved rearward, and then the imaging device is caused to image the abnormality occurrence portion, and when a rear abnormality is detected by the sensor, the movable member The vehicle-mounted imaging system according to claim 1, further comprising: a control unit that causes the imaging device to image the vicinity of the abnormality occurrence site after moving the camera forward.   The in-vehicle imaging system according to claim 1, further comprising an image recording apparatus that records an image captured by the imaging apparatus on a recording medium.   An image display device that displays an image picked up by the image pickup device is provided, and the image display device picks up the rear of the vehicle with the image pickup device and displays the picked up image when the vehicle moves backward. The in-vehicle imaging system according to any one of claims 1 to 3.

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