JP2590599Y2 - Automotive video camera mounting device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a video camera for an automobile, in which a video camera is installed in a passenger seat when a video camera is brought into the interior of an automobile and a scene outside the vehicle is mainly taken while the vehicle is running. The present invention relates to a camera mounting device, and more particularly to a video camera mounting device for a vehicle that can safely and reliably mount a video camera even on a vehicle having various seats having different dimensions.

[0002]

2. Description of the Related Art In recent years, portable video cameras have become commonplace, and accordingly, for example, a device for mounting and fixing a video camera when taking it in the interior of a passenger car and photographing a scene outside the vehicle while traveling. Is being developed. Such an automobile video camera mounting apparatus is proposed by the present applicant as Japanese Utility Model Application No. 3-68932.

[0003] The video camera mounting apparatus for an automobile described in the specification of Japanese Utility Model Application No. 3-68932 is a base member that is abutted substantially orthogonally to two headrest stays for mounting a headrest on the upper end of a seat back. A mounting frame having a bolt insertion hole formed in a perfect circle at two locations on the base member at a predetermined interval, and a bolt insertion hole of the base member having substantially the same dimensions as the base member of the mounting frame. A mounting plate provided with a perfect circular through-hole and a nut at a location corresponding to the hole,
A mounting bolt which is inserted into the bolt insertion hole of the base member and is screwed to a nut of the mounting plate, and a video camera mounting portion rotatably mounted to a distal end portion of the mounting frame. Was made up of

The mounting plate is located behind the two headrest stays, and the base member of the mounting frame is located in front of the two headrest stays. By centering the through hole of the mounting plate and inserting the screw portion of the mounting bolt through the bolt insertion hole, screwing the nut to the nut fixed to the mounting plate and tightening the bolt, the two bolts Fix the mounting frame to the headrest stay. In this state, the video camera was attached and fixed to the video camera attachment portion at the tip.

[0005]

However, in such a conventional video camera mounting apparatus for an automobile, a bolt insertion hole formed in a base member of the mounting frame and a through hole formed in the mounting plate are formed as follows. Because the two parts are formed in a perfect circle at two predetermined intervals, the degree of freedom of attachment to various types of seats having different dimensions may be reduced.
That is, the interval between the two headrest stays for attaching the headrest to the upper end of the seat back may differ depending on the manufacturer of the vehicle, or may differ depending on the vehicle type even if the vehicle is of the same manufacturer. in this case,
When the positions of the bolt insertion holes and the through holes are determined based on a certain type of automobile of a certain manufacturer, the bolts can be properly mounted on the seats having the same dimensions as the seats of the reference automobile, In the case of a seat having dimensions different from that, the distance between the two headrest stays is too wide or too narrow, so that the tightening position by the mounting bolts and nuts is far, and the tightening is performed as the use period elapses. deflection or distortion occurs in the fixed sometimes becomes non stable. In some cases, the positions of the two headrest stays and the positions of the bolt insertion holes and the through holes may overlap, and in this case, the whole of the mounting frame and the mounting plate may be either right or left. The mounting position must be shifted from the center.
there were.

Accordingly, the present invention addresses such a problem and provides a video camera mounting device for a vehicle that can safely and reliably mount a video camera even on a vehicle having various seats having different dimensions. The purpose is to provide.

[0007]

In order to achieve the above object, a video camera mounting apparatus for a vehicle according to the present invention abuts at right angles to two headrest stays for mounting a headrest on an upper end of a backrest of a vehicle seat. A mounting frame having a bolt insertion hole which is formed in one half and the other half of the base member so as to have a predetermined length, and is provided in the vicinity of the distal end of the mounting frame.
The above bolt is attached so that it can
A video camera mounting portion whose angle can be adjusted in a plane perpendicular to the base member, and substantially the same dimensions as the base member of the mounting frame
Drilled horizontally at the location corresponding to the bolt insertion hole of the base member
A mounting plate having a guided hole, mounting bolts which are respectively inserted into the respective bolt insertion holes of the base member of the mounting frame and the respective guide holes of the mounting plate and which can be moved in the lateral direction, and A fixing nut screwed into the screw portion, the mounting plate and a base member of the mounting frame;
Between the two headrest stays from the front and back
Mounting bolts or fixed in each guide hole of the mounting plate
Together with the nut for rotation
Insert the mounting bolts into the bolt insertion holes of the base
Screw the fixing nut onto the thread of the bolt
To secure the two headrest stays.
That's what I did .

In addition, a camera platform is attached to the video camera mounting portion.
Water from the video camera mounted on this head
This enables flat rotation.

[0009]

According to the video camera mounting apparatus for an automobile constructed as described above, the base member of the mounting frame having the bolt insertion holes formed in the one half part and the other half part of the base member so as to have a predetermined length and being horizontally long, respectively. Abuts the headrest at the upper end of the backrest of the seat at right angles to the front sides of two headrest stays, and the rear sides of the two headrest stays are inserted with bolts of the same size as the base member with substantially the same dimensions as the base member. A mounting plate having a horizontally elongated guide hole is abutted substantially orthogonally at a position corresponding to the hole, and a mounting bolt is inserted into the bolt insertion hole and the guide hole, and is moved in the lateral direction as appropriate. Is adjusted, and a fixing nut is screwed into the threaded portion of the bolt and tightened to fix. Under these conditions, the video camera is mounted on the video camera mounting portion provided at the end of the mounting frame with bolts or the like. Thus, the mounting bolt is appropriately moved and fixed in the laterally elongated bolt insertion hole in the lateral direction, and the video camera is securely and reliably mounted even on a vehicle having various seats having different dimensions. Can be.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is a plan view showing a first embodiment of a video camera mounting device for a vehicle according to the present invention, and FIG.
FIG. 4 is a side view showing the state of use. In this embodiment, a small-sized hand-held video camera is mounted and fixed in front of a headrest of an automobile seat. As shown in the figure, a mounting frame 1, a video camera mounting portion 2, a mounting plate 3, and It has two mounting bolts 4 and 4 and two nuts 5 and 5 with knobs.

As shown in FIG. 2, the mounting frame 1 supports the video camera 6 in front of a headrest 7 provided at the upper end of the backrest of the seat. As shown in FIG. 1, the headrest 7 is mounted. The headrest stays 8 are composed of a base member 9 which is in contact with the front sides of the headrests 8 at right angles to each other, and an arm 10 projecting forward from the base member 9 in a T-shape. The base member 9 is formed in an elongated flat plate shape with, for example, an iron plate or the like, and has a length (for example, about 240 mm) that is about twice or more than the interval between the two headrest stays 8 as shown in FIG. ), Bolt insertion holes 11, 11 extending in a predetermined length along the longitudinal direction and extending laterally in the first half and the other half with respect to the center in the longitudinal direction, respectively. In addition, around the bolt insertion holes 11 on the back side of the base member 9,
As shown in FIG. 5, the two headrest stays 8,
A protective sheet 12 made of rubber or the like for protecting the contact with the protective member 8 is attached. Further, the arm 10 is formed in an elongated flat plate shape with, for example, an iron plate or the like, has a length of about 220 mm, and is fixed to a central portion in the longitudinal direction of the base member 9 by welding or the like so as to form a T joint. ing.

A video camera mounting portion 2 is mounted on the end of the arm 10 of the mounting frame 1. The video camera mounting portion 2 serves as a base for mounting the video camera 6 to the mounting frame 1, and as shown in FIGS. 1 and 2, comprises a plate member having an inverted L-shaped cross section.
With the horizontal piece 13 facing upward and the vertical piece 14
0, and two bolts 15a, 15b and two nuts 16a, 16b
(This nut is preferably a wing nut) and is rotatably mounted. That is, the vertical piece 14
On the other hand, the hole through which one of the bolts 15a is inserted is formed in an ordinary perfect circle, and the hole through which the other bolt 15b is inserted is an arc-shaped slot centered on the hole of the one bolt 15a as shown in FIG. 17 are formed. Thereby, the video camera mounting portion 2 is located near the tip of the arm 10.
The one bolt 15a provided is provided so as to be rotatable about the center of rotation, and the angle can be adjusted within a plane perpendicular to the base member 9 in the range of, for example, about 45 ° up and down about the one bolt 15a. Have been. In addition, a camera mounting bolt 18 with a knob is rotatably provided in the vertical direction substantially at the center of the horizontal piece 13 of the video camera mounting portion 2. Accordingly, the bottom surface of the video camera 6 is placed on the upper surface of the horizontal piece 13, and the screw portion of the camera mounting bolt 18 with a knob is screwed into a screw hole formed on the bottom surface of the video camera 6, thereby tightening the video camera 6. 6 can be fixed to the video camera mounting portion 2. The horizontal piece 1
In the part where the bottom of the video camera 6 is placed on the top of 3,
A thin cork or rubber sheet for slip prevention and shock absorption may be attached.

A mounting plate 3 is abutted on the rear sides of the two headrest stays 8 at right angles. The mounting plate 3 is used when the mounting frame 1 is mounted on the two headrest stays 8,8.
As shown in FIG. 1, the base member 9 has substantially the same dimensions as the base member 9 of the mounting frame 1 and is formed in an elongated flat plate shape by, for example, an iron plate. As shown in FIG. At a location corresponding to the bolt insertion holes 11 and 11 of the member 9, one half and the other half of each of the mounting bolts extend at a predetermined length along the longitudinal direction and extend in the longitudinal direction at the center in the longitudinal direction. 4 guide holes 19 for guiding the movement of
19 are drilled. The guide holes 19, 19
Has a narrow width in accordance with a notch groove 4d in the lower portion 4b of the neck of the mounting bolt 4 described later. At the edge near the center of each of the guide holes 19, a perfect circular or vertically long elliptical through hole 20 through which the screw portion 4 c of the mounting bolt 4 can be inserted is formed in each of the guide holes 19, 19. Are formed continuously. Further, around the guide holes 19, 19 on the front side of the mounting plate 3, as shown in FIG. 5, rubber or the like for protecting the contact with the two headrest stays 8, 8 is provided. The protection sheet 12 is stuck.

The mounting bolts 4 are inserted into the bolt insertion holes 11, 11 of the base member 9 of the mounting frame 1 and the guide holes 19, 19 of the mounting plate 3, respectively. As shown in FIG. 1, these mounting bolts 4 and 4 are fixed by tightening a base member 9 and a mounting plate 3 with two headrest stays 8 sandwiched from front and rear together with a nut 5 with a knob described later. As shown in the plan view of FIG. 6 (a), it is composed of a bolt head 4a, a neck lower part 4b, and a screw part 4c, and is viewed in a plane intersecting this at an angle of 90 degrees. (b)
As shown in the positive rear view, cutout groove 4d formed a notch at a predetermined depth from Ryogaishu side is provided in the neck lower portion 4b. Note that the depth of the notch groove 4d is
b is set to a depth capable of moving right and left by fitting into the guide hole 19 shown in FIG. Since the cutout groove 4d is formed in the lower part 4b of the neck of the mounting bolt 4 as described above, after the screw portion 4c is inserted into the through hole 20 of the mounting plate 3 in FIG.
When the direction of the notch groove 4d is moved in the lateral direction in accordance with the minor axis diameter of the guide hole 19 by appropriately turning, the mounting bolt 4 is assembled in a detented state by the matching between the inner peripheral wall of the guide hole 19 and the notch groove 4d. It will be. The notch 4
As for d, a groove having a predetermined depth may be formed by caulking the neck lower part 4b from both outer peripheral sides.

The nuts 5 and 5 with knobs are screwed into the tips of the screw portions 4c of the mounting bolts 4 and 4, respectively. As shown in FIG. 1, these nuts with knobs 5, as shown in FIG. 1, attach the base member 9 and the mounting plate 3 sandwiching the two headrest stays 8 from the front and rear to the mounting bolts 4.
As shown in FIG. 5, it is composed of, for example, a hexagon nut 21 and a knob 22 in which the hexagon nut 21 is embedded in the center. In the first embodiment, the nuts with knobs 5, 5 are
The mounting frame 1 is screwed to the mounting bolts 4 from the front side of the base member 9.

Next, a description will be given of the use of the video camera mounting apparatus for an automobile configured as described above. First, FIG.
Mounting frame 1, mounting plate 3, mounting bolts 4,
4 and the nuts 5 and 5 with knobs are in a state of being separated before combination. Next, from this state, the mounting frame 1 is connected to the two headrest stays 8, 8 of the seat.
First, the user picks up the mounting plate 3, picks up the mounting bolts 4 one by one, and inserts the mounting bolts 4 into the through holes 20 shown in FIG. The screw 4c is inserted. Then, by appropriately turning and moving the direction of the notch groove 4d in the horizontal direction according to the minor axis diameter of the guide hole 19, the mounting bolts 4 and 4 are combined with the mounting plate 3 as shown in FIG.

Next, with the headrest 7 pushed up, the mounting plate 3 combining the mounting bolts 4, 4 is brought to the rear side of the two headrest stays 8, 8, and
The contact is made as shown in FIG. Then, the two mounting bolts 4, 4 are moved laterally in the guide holes 19, 19, respectively (see FIG. 4), so as to be positioned symmetrically inside the headrest stays 8, 8, respectively, or as shown in FIG. As shown in the figure, they are positioned symmetrically outward. Next, the user mounts the mounting frame 1 on his / her hand and positions it in front of the two headrest stays 8 as shown in FIG. 1, and the mounting bolts 4 projecting forward of the headrest stays 8 as shown in FIG. The leading end of the screw portion 4c is inserted into the bolt insertion hole 1 of the base member 9.
In this state, the base member 9 is brought into contact with the front sides of the two headrest stays 8 as shown in FIG.

Next, the two nuts 5 and 5 with knobs are picked up, and the nut 5 with knobs is attached to the tip of the thread 4c of the mounting bolt 4 projecting to the front side of the base member 9 in FIG.
And temporarily fix the hexagonal nuts 21 by screwing, and then press down the headrest 7, and in this state, finely adjust the positions of the mounting plate 3 and the base member 9 so that the centers thereof are aligned. Fig. 1
As shown in (2), the two headrest stays 8, 8 are clamped between the mounting plate 3 and the base member 9 from the front and rear. Thereby, the mounting frame 1 is fixed to the front sides of the two headrest stays 8,8.

Next, in this state, the video camera 6 is attached to the video camera attachment portion 2 attached to the tip of the arm 10 of the attachment frame 1. That is, in FIG. 2, the bottom surface of the video camera 6 is placed on the upper surface of the horizontal piece 13 of the video camera mounting portion 2, and the screw portion of the knob-equipped camera mounting bolt 18 is screwed into a screw hole formed on the bottom surface. The video camera 6 is fixed by tightening. Thereafter, the two nuts 16a and 16b shown in FIG. 2 are slightly loosened, and the vertical angle of the video camera mounting portion 2 is adjusted to match the shooting angle of the video camera 6, and the two nuts 16a and 16b are tightened. And fix it. Then, the photographing may be started at an appropriate timing.

FIGS. 7 to 10 are explanatory views showing modified examples of the mounting structure of the mounting frame 1 to the two headrest stays 8. In this modification, the relationship between the mounting bolt 4 and the nut with knob 5 in FIGS. 3 to 5 is replaced with a mounting bolt with knob 4 'and a detent nut 5'. That is, as shown in FIG. 9, the screw portion 4c of the mounting bolt 4 'with knob is inserted into the bolt insertion hole 11 from the front side of the base member 9 of the mounting frame 1, and the detent nut 5' is mounted on the mounting plate 3. It is. As shown in FIG. 8, the mounting plate 3 is provided at one half and the other half of the base member 9 at positions corresponding to the bolt insertion holes 11, 11 with the center in the longitudinal direction as a boundary. The non-rotating nut 5 'extends laterally at a predetermined length along the direction.
Guide holes 23, 23 for guiding the movement of the body. The diameter of the guide holes 23 in the minor axis direction is
The width is adjusted to the locking groove 24 of the rotation preventing nut 5 'described later. At the edge near the center of each of the guide holes 23, for example, a rectangular through hole 20 'through which the locking piece 25 of the rotation preventing nut 5' can be inserted is formed in each of the guide holes 23, 23. It is formed continuously.

Then, the above-described rotation preventing nut 5 'is
As shown in FIG. 0, the front view (see FIG. 10 (c)) and the rear view (see FIG. 10 (a)) are formed, for example, in a slightly elongated rectangular shape, and their side sectional views (see FIG. 10 (b)). As shown in (1), a locking groove 24 is formed which is slightly thicker and has a notch formed at a predetermined depth from the top and bottom in its thickness. Then, on the rear edge of the locking groove 24,
A locking piece 25 slightly shorter than the front edge is provided. In this state, the locking piece 25 on the back side of the rotation preventing nut 5 'is inserted into the through hole 20' at the edge of the guide hole 23 in FIG. As shown, a non-rotating nut 5 'can be combined with the mounting plate 3.

Even in the mounting structure using the mounting bolts 4 'with knobs and the detent nuts 5' configured as described above, the method of mounting the mounting frame 1 to the two headrest stays 8, 8 of the seat is as described above. It can be performed in almost the same procedure as in the first embodiment.

FIG. 11 is a side view in use showing the second embodiment of the present invention. This embodiment is different from the first embodiment shown in FIG. 2 in that a camera platform 27 is attached to a video camera attachment section 2 attached to the distal end of an arm 10 using a camera attachment bolt 18 with a knob. The video camera 6 is mounted on a mounting surface on the upper surface of the camera platform 27 with bolts or the like. In this case, by adjusting the vertical angle of the video camera mounting portion 2 and setting the horizontal piece 13 to be substantially horizontal, the whole of the video camera 6 is maintained substantially horizontally, By rotating the pan bar 28 in the left-right direction, the video camera 6 can be continuously rotated left and right to capture a scene in the same plane.

FIG. 12 is a plan view showing a third embodiment of the present invention. In this embodiment, the video camera 6 is supported by the side of the headrest 7 of the seat. In contrast to the first embodiment shown in FIG. An L-shaped portion is formed at the tip end of the arm 10 so as to extend forward or backward, and the video camera mounting portion 2 is provided at the L-shaped portion so as to be adjustable in angle. In this case, the seat to which the video camera 6 is attached can be used for a passenger while the video camera 6 is supported on the side of the headrest 7 without completely disabling the seat.

[0025]

[Effects of the Invention] Since the present invention is configured as described above,
Two headrests with the mounting plate and the base member of the mounting frame
Hold the stay from the front and back and insert it into each guide hole of the mounting plate.
Set the mounting bolts or fixing nuts in a
Attach and attach to each bolt insertion hole of the above base member
The two heads described above are inserted by inserting a fixing nut into the threaded part of this bolt and tightening it by screwing it.
The mounting frame can be fixed to the dress stay . Then, the video camera can be stably mounted to the video camera mounting portion provided at the end of the mounting frame with bolts or the like. Therefore, the video camera can be safely and securely mounted even on a vehicle having various seats having different dimensions by appropriately moving and fixing the mounting bolts in the horizontal bolt insertion holes in the horizontal direction. be able to.

At this time, the mounting plate and the base member
Secure the headrest stays between the front and back
Just because the headrests by the car manufacturer
Even if the thickness of the tee is different, the headrest stay
The mounting plate and the base member contact in almost the same
Fastening and fixing are possible under the same conditions. Also above
The two headrest stays are mounted on the mounting plate and the base member.
Since it is only sandwiched and fixed from the front and rear,
Even if the vertical degree of the
Adjusting the angle of intersection with the dress stay
By sandwiching and fixing it from the front and back with the base member,
Lateral mounting for the two headrest stays
Change the angle of view to be horizontal to the horizontal
Can be horizontal. And the above video turtle
By adjusting the angle of the mounting part, the vertical level can be maintained.
The top of the video camera mounting part.
It can be kept almost horizontal against the shadowy scenery etc.
Wear. Therefore, attach the video camera to the video camera
Can be mounted flat.

Further, a mounting hole is provided in each guide hole of the mounting plate.
Bolts or nuts for fixing
So that each bolt insertion hole of the base
Insert the bolt and insert a nut for fixing
And tightening from one side
Fixing the mounting plate and base member to the headrest stay
Can be The mounting plate and the base member are two
Of the headrest stays with fixing bolts
Since tightened at intervals, ranges of a certain
And is fixed.
Loosening of bolts and nuts due to shearing repulsion
There is also an effect to prevent it.

In addition, a head is attached to the video camera mounting portion.
Water from the video camera mounted on this head
In the case of flat rotation, the head itself is
Because the scenery to be shot is kept horizontal,
When shooting continuously with the camera
It is possible to continuously perform rotation imaging in the plane. This and
The optical axis of the video camera is always constant
With the optical axis facing forward and the pan stick on the pan head facing the driver.
When the driver is mounted with the gage in place, the driver can
The car's gear
Freely change the shooting direction as if operating the edge lever
be able to.

[Brief description of the drawings]

FIG. 1 is a plan view showing a first embodiment of a video camera mounting device for a vehicle according to the present invention;

FIG. 2 is a side view showing a use state of the video camera mounting device for an automobile,

FIG. 3 is a front view showing a base member of the mounting frame and a nut with a knob;

FIG. 4 is a rear view showing a mounting plate and mounting bolts;

FIG. 5 is a partially sectional side view showing a state where the front and rear of the headrest stay are sandwiched between the base member and the mounting plate;

6 is a plan view showing a mounting bolt (a) and positive plane view (b),

FIG. 7 is a front view showing a modification of the mounting structure of the mounting frame to the headrest stay,

FIG. 8 is a rear view showing a mounting plate and a detent nut in the above modification;

FIG. 9 is a partially cross-sectional side view showing a state in which the front and rear of the headrest stay are sandwiched between a base member and a mounting plate in the modification.

FIG. 10 is a rear view (a), a side sectional view (b), and a front view (c) showing a detent nut in the above-described modified example;

FIG. 11 is a side view showing a second embodiment of the present invention in use;
Area view,

FIG. 12 is a plan view showing a third embodiment of the present invention.

[Explanation of symbols]

1. Mounting frame 2. Video camera mounting part 3.
Mounting plate, 4 ... Mounting bolt, 4 ': Mounting bolt with knob, 5: Nut with knob, 5': Non-rotating nut,
6 video camera, 7 headrest, 8 headrest stay, 9 base member, 10 arm, 1
1 ... bolt insertion hole, 17 ... arc-shaped slot, 18
... Camera mounting bolt with knob, 19,23 ... Guide hole, 27 ... Head head.

Claims (2)

(57) [Scope of request for utility model registration] 1. A base member which is in contact with two headrest stays for attaching a headrest to a top end of a backrest of an automobile seat in a direction substantially perpendicular to the headrest stays. A mounting frame having a bolt insertion hole that is bored horizontally and a bolt provided near the tip of the mounting frame are rotatable about a rotation center.
Adjustable angle in the plane perpendicular to the above base member
A video camera mounting portion is a, group of the mounting frame
It is almost the same size as the member and corresponds to the bolt insertion hole of the base member
A mounting plate having a guide hole that is horizontally long at a location, and a bolt insertion hole and a mounting plate of each of the base members of the mounting frame .
Comprising a bolt for mounting to be movable in the transverse direction are respectively inserted into the guide hole, and a nut for fixing screwed to the screw portion of the bolt, said mounting plate and said mounting
With the base member of the frame, the two headrest stays
Insert it from the front and back and insert it into each guide hole of the mounting plate.
Combining bolts or fixing nuts in a non-rotating state
At the same time, the mounting bolts are
And screw a fixing nut into the thread of this bolt.
By tightening together, the two headrests
A video camera mounting device for an automobile, wherein the video camera mounting device is fixed to a stay . 2. A pan head is attached to the video camera mounting part.
The horizontal rotation of the video camera mounted on this head
The vehicle according to claim 1, wherein the vehicle is capable of turning.
Video camera mounting device.