JPH03113197A - Lighting instrument attaching device - Google Patents

Abstract

PURPOSE:To make it possible to fold up arms in a slender and compact form at the time of not using a device by respectively providing attaching parts for lighting instruments to the top end parts of vertical turning arms provided on the top end parts of a pair of both side horizontal turning arms. CONSTITUTION:Even if a video camera 63 is moved via an universal head 62, as lighting instruments 64 are moved with the video camera 63, it is made possible to light up a photographic object photographed by the video camera 63 with lighting instruments 64. Besides, at the time of not using a lighting instrument attaching device, a base 1 is removed from the universal head 62 while horizontal turning arms 31 are kept in a state like a straight line with the base 1 and extended in horizontal direction in front of the base 1, under a state with the video camera 63 and the lighting instruments 64 removed from a camera shoe of the base 1 and locking tools of shoes 52. Then, when vertical turning arms 43 are kept in a state piled up in parallel way on the horizontal turning arms 31, the whole body is turned in a slender sticklike body and compact, therefore it is possible to provide convenient ways to carry and store them.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Field of Application) The present invention relates to a lighting fixture mounting device for mounting a lighting fixture on a pan head together with a camera such as a video camera.

(Prior art) As a conventional lighting equipment mounting device of this type,
There is one shown in Publication No. 41591.

This device has a fixing part for the pan head at the bottom of the base, a support part for the camera at the top of the base, and first vertical rotation arms that can be vertically rotated on both sides of the base. A second vertical rotating arm is provided vertically rotatably at the distal end of the pair of first vertical rotating arms on both sides, and a lighting device is attached to the pair of second vertical rotating arms on both sides. When not in use, the first vertical rotating arm is bent perpendicularly to the base on both sides of the base, and the second vertical rotating arm is attached inside the first vertical rotating arm. The rotating arm can be bent.

(Problems to be Solved by the Invention) The conventional lighting equipment mounting device described above has a problem in that when not in use, the first
The structure is such that the vertically rotating arms of the base are bent perpendicularly to the base on both sides of the base, and the second vertically rotating arm is bent inside the first vertically rotating arm. When folded, it is rather like a block with certain dimensions in three directions: front and back, left and right, and top and bottom. Transport was sometimes inconvenient.

The present invention has been made in view of these points, and an object of the present invention is to provide a lighting fixture mounting device that can be folded into a long and thin length when not in use.

[Structure of the invention]

(Means for Solving the Problems) A lighting equipment mounting device according to claim 1 of the present invention includes a fixing part 11 for a pan head 62 at the lower part of the base 1, and a supporting part 14 for the camera 63 at the upper part of the base 1. A pair of horizontal rotation arms 31 on both sides are provided at one end of the base 1 in the front-rear direction so as to be horizontally rotatable, and a vertical rotation arm 4 is provided at the tip of each of the pair of horizontal rotation arms 31 on both sides.
3 is provided so as to be vertically rotatable, and a mounting portion 5 for a lighting fixture 64 is provided at the distal end of the pair of vertically rotating arms 43 on both sides.
2.

In the lighting fixture mounting device according to claim 2 of the present invention, in the lighting fixture mounting device according to claim 1, the support portion 14 of the camera 63 is removably provided on the upper part of the base 1. A screw 19 for supporting the camera is provided protrudingly, and an operating knob 21 of this screw 19 is provided at the lower part of the support portion 14.

(Function) When the lighting equipment mounting device of the present invention is not in use, the horizontal rotating arm 31 can be extended in line with the base 1, and the vertical rotating arm 43 can be attached to the horizontal rotating arm 31 in parallel. It is possible.

Particularly, in the lighting fixture mounting device of claim 2, after removing the support part 14 from the upper part of the base 1 and supporting the camera 63 on the upper part of this support part 14, the support part 14 is attached to the base 1.
It is installed on the top of the

(Example) An example of the lighting fixture mounting device of the present invention will be described with reference to the drawings.

In FIGS. 1 to 4, 1 is a base, and this base 1 has a longer dimension in the front-rear direction than in the left-right direction.
Moreover, it has a rectangular plate shape with a thin vertical dimension, and a recess 2 is formed in the rear 2/3 of the upper surface of the plate. It's open.

The wall surface of the front end of the recess 2 is a tapered surface 3 that slopes upward and rearward, and the walls of both sides of the front end of the recess 2 adjacent to the tapered surface 3 are tapered inward from the upper portions of both walls. A protrusion 4 is integrally provided, and the lower surface of the tapered protrusion 4 is inclined upward toward the rear.

Further, a lock lever 5 is attached to a screw 6 on the rear end of the recess 2.
A stopper 7 is provided on the concave portion 2 adjacent to the front portion of the lock lever 5 so as to be retractable. The stopper 7 is always urged in the projecting direction by a spring 9 provided on the lower side.

Then, as shown in FIG. 4, when the lock lever 5 is rotated counterclockwise against the spring 8, the stopper 7
is projected onto the base 1 by the spring 9, and the lock lever is
5 is held in that position, and from this state, as shown in FIGS. 1 and 3, when the stopper 7 is pushed into the base 1 against the spring 9, the lock lever 5 is released. ,
The lock lever 5 is released from the stopper 7 and rotates clockwise by the spring 8, and the lower surface of the lock lever 5 holds the stopper 7 in the pressed state, and the taper formed on a part of the outside of the lock lever 5 The portion 10 faces forward.

From this state, when the lock lever 5 is rotated counterclockwise against the spring 8, the bottom surface of the lock lever 5 is removed from the top of the stopper 7, and the stopper 7 is rotated counterclockwise against the spring 8.
released from 5 and projected onto the base 1 by the spring 9;
The lock lever 5 is held in that position.

A nut 11 is embedded in the center of the lower surface of the base 1 as a fixing part for the pan head.

Further, a camera shoe 14 serving as a camera support is removably provided in the recess 2 of the base 1. This camera shoe 14 has a rectangular plate shape that fits into the recess 2 of the base 1, and its front and rear ends are connected to the tapered surface of the base 1.
The lock lever 5 has tapered surfaces 15 and 16 relative to the tapered portion 10, and projecting edges 17 are integrally provided outward from the lower portions on both sides of the side wall of the recessed portion 2 and the lower surface of the tapered projection 4.

A recess 18 is formed on the lower surface of the camera shoe 14, and a camera supporting screw 19 is rotatably protruded from the center of the recess 18 onto the upper surface of the camera shoe 14.
An operating knob 21 is rotatably provided on the head 20 of this screw 19, and this operating knob 21 can be stored in the recess I8 when it is placed horizontally as shown by the solid line, and when it is placed vertically as shown by the two-dot chain line. , the screw 19 can be rotated.

As shown in FIG. When the camera shoe 14 is fitted and moved forward, the protrusion 17 of the camera shoe 14 will move forward as shown in FIGS. 1 and 3.
The front end of the camera shoe 14 engages with the lower part of the tapered projection 4 of the base 1, and the tapered surface 15 of the front end of the camera shoe 14 engages with the lower part of the tapered surface 3 of the base 1. From this state, the camera shoe 14 Press the rear part downward to release camera shoe 1.
The rear end of 4 pushes the stopper 7 into the base 1 against the spring 9, and when the stopper 7 is pushed in,
Since the lock lever 5 is rotated clockwise by the spring 8, the bottom surface of the lock lever 5 holds the stopper 7 in the pressed state, and at the same time, the tapered portion 10 of the lock lever 5 is rotated at the rear of the camera shoe 14. The camera shoe 14 is engaged with the upper part of the tapered surface 16 at the end, thereby fixing the camera shoe 14 in the recess 2 on the upper surface of the base 1. Furthermore, from this state, the lock lever 5 is forced to move clockwise. When the camera shoe 14 is rotated, the eccentricity of the tapered portion 10 makes it possible to firmly fix the camera shoe 14 to the base 1.

From this state, when the lock lever 5 is rotated counterclockwise against the spring 8, the tapered portion 10 of the lock lever 5 is disengaged from the tapered surface 16 at the rear end of the camera shoe 14, and the camera shoe 14 is rotated. It is designed to be released from the lock lever 5, and at the same time, the bottom surface of the lock lever 5 is removed from the top of the stopper 7, so that the stopper 7 is
The spring 9 protrudes above the base 1 to hold the lock lever 5 in that position, and at this time the rear end of the camera shoe 14 is lifted by the stopper 7.
Thereby, the camera shoe 14 can be easily removed from the base 1.

In this embodiment, a pin 22 for positioning the video camera is screwed onto the top surface of the camera shoe 14, located in front of the camera support screw 19.

Further, a protrusion 2 extends forward from the center of the front end surface of the base 1.
5 is integrally protruded, and horizontal disk-shaped shaft supports 26 are integrally provided on both sides of this protrusion 25, and first and second engagements are formed on the outer peripheries of the pair of shaft supports 26 on both sides, respectively. Recessed portion 27.
28 is formed.

A horizontal rotation arm 31 is rotatably supported in the horizontal direction by a screw 32 on each of the pair of shaft supports 26 on both sides.

The pair of horizontal rotating arms 31 on both sides are made of square pipes, and a horizontal engaging body 33 and a vertical engaging body 34 are provided inside the base end on the base 1 side and the distal end on the opposite side to the base 1, respectively. The movable arm 31 is slidably fitted in the longitudinal direction, and a spring 35 is held between the horizontal engaging body 33 and the vertical engaging body 34.
In the compressed state, the knobs 3 disposed on the outside of the horizontal rotation arm 31 on the horizontal engagement body 33 and the vertical engagement body 34, respectively.
6 is attached by a screw 38 through a long hole 37 formed in the horizontal rotation arm 31, and by operating the knob 36, the horizontal engaging body 33 and the vertical engaging body 34 are attached to the long hole 3.
7, and is normally biased by a spring 35 in the direction of protruding from the horizontal rotation arm 31.

Engagement protrusions 39 and 40 are integrally provided on the outer ends of the horizontal engagement body 33 and the vertical engagement body 34, respectively, and the engagement protrusion 3g of the horizontal engagement body 33 is pushed by the biasing force of the spring 35. , is adapted to selectively engage each engagement recess 27.2g of the shaft support 26, and the horizontal rotation arm 31 extends horizontally in front of the base 1 in a straight line with the base 1. In this case, the engagement protrusion 39 engages with the first engagement recess 27, and the horizontal rotation arm 31 is held in that position, and the horizontal rotation arm 31 is placed on the side of the base 1 at right angles to the base 1. In the horizontally extending state, the engaging convex portion 39 engages with the second engaging recess 28 to hold the horizontal rotating arm 31 in that position, and the horizontal rotating arm 31 When rotating the engaging protrusion 3!, the horizontal engaging body 33 is moved against the spring 35 by operating the knob 36, and the engaging protrusion 3! Engage recess 2
Just remove it from 7.28.

In this embodiment, the engaging convex portion 39 and the engaging concave portion 27.
By making the shape of 2g into a trapezoidal shape with only one side being an oblique side, the horizontal rotation arm 31 is moved in the direction in which the engagement protrusion 39 moves from the first engagement recess 27 to the second engagement recess 28. When rotating the horizontal rotating arm 31 with a slightly stronger force without operating the knob 36, the engaging convex portion 39 engages with the first engaging concave portion 27. Due to the relationship of the slope of
Since it is disengaged from the first engagement recess 27, the horizontal rotation arm 31 can be rotated without operating the knob 36.

Further, reference numeral 43 denotes a pair of vertical rotation arms on both sides, and each of the pair of vertical rotation arms 43 on both sides is made by connecting an elbow 44 made of a round bar bent in an arc shape and a round pipe 45, and the connection is made with the elbow. This is done by screwing one end of the round pipe 45 into a threaded part 46 integrally provided at one end of the elbow 44, and a vertical disc-shaped shaft support 47 is integrally attached to the other end of the elbow 44. First and second engaging recesses 411 and 49 are formed on the outer periphery of the shaft support 47, respectively.

Then, the elbows 4 of the pair of vertical rotation arms 43 on both sides
The shaft support 47 of No. 4 serves as the base end of the vertical rotation arm 43, and has a screw 5 attached to the distal end of the pair of horizontal rotation arms 31 on both sides.
0 for vertical rotation, and its pivot support 47
The engaging protrusions 40 of the vertical engaging body 34 of the horizontal rotating arm 31 selectively engage with the engaging recesses 48 and 49 of the horizontal rotating arm 31 by the biasing force of the spring 35. When the horizontal rotating arm 31 is superimposed in parallel,
The engagement protrusion 4o engages with the first engagement recess 48, and the vertical rotation arm 43 is held in that position.
3 extends vertically above the tip of the horizontal rotating arm 31, the engagement protrusion 40 engages with the second engagement recess 49, and the vertical rotation arm 43 is held in that position. When rotating the vertical rotation arm 43,
The vertical engaging body 34 may be moved against the spring 35 by operating the knob 36, and the engaging protrusion 40 may be removed from the engaging recess 4L 49.

In addition, in this embodiment, the engagement protrusion 40 and the engagement recess 48.
By making the shape of 49 into a trapezoidal shape with only one side being a hypotenuse, the vertically rotating arm 43 is moved in the direction in which the engagement protrusion 40 moves from the first engagement recess 48 to the second engagement recess 49. When rotating the vertical rotating arm 43 with a slightly stronger force without operating the knob 36, the engaging convex portion 40 engages with the first engaging concave portion 48. Due to the relationship of the slope of
Since it is disengaged from the first engagement recess 48, the vertical rotation arm 43 can be rotated without operating the knob 36.

In addition, a shoe 52 is provided at the tip of the pair of vertically rotating arms 3 on both sides, that is, at the other end of the round pipe 45, and is provided with a shoe 52 as a mounting portion for a lighting device. 53 is installed.

When attaching the pair of shoes 52 on both sides, a wedge member 54 is fitted inside one end of each shoe 52, and a screw 55 is inserted into the wedge member 54 from the other end of the shoe 52. Loosely screw together the
After inserting one end of the shoe 52 into the round pipe 45, by tightening the screw 55, the diameter of one end of the shoe 52 is expanded within the round pipe 45 by the wedge member 54, and the shoe 52 is fixed to the round pipe 45. After this, the locking tool 53 is fixed to the other end of the shoe 52.

When using this lighting fixture mounting device, as shown in FIG. It is used by holding the vertical rotating arm 43 vertically above the distal end of the horizontal rotating arm 31.

Then, the base 1 is fixed on the pan head 62 by screwing into the nut 11 on the lower surface of the base 1 a screw (not shown) provided on a pan head 62 such as a tripod 61.
Remove the camera shoe 14 from the
By screwing the screw 19 into a nut (not shown) provided at the bottom of the video camera 63, the video camera 6
The video camera 63 is supported on the upper part of the base 1 by fixing the camera shoe 14 to the lower part of the base 1 and then attaching the camera shoe 14 to the base 1.

Furthermore, a lighting fixture 64 is attached to the locking tool 53 of the shoe 52 at the tip of the vertically rotating arm 43.

Then, even if the video camera 63 is moved via the pan head 62, the lighting fixture 64 moves together with the video camera 63, so that the subject to be photographed with the video camera 63 can be illuminated by the lighting fixture 64.

In addition, when this lighting fixture mounting device is not in use, the base 1
At the same time, remove the video camera 6 from the camera shoe 14 of the base 1 and the locking tool 53 of the shoe 52.
3 and the lighting fixture 64 are removed, the horizontal rotating arm 31 is held in front of the base 1 in a state extending horizontally in line with the base 1, and the vertical rotating arm 43
When held in a parallel overlapping state on the horizontal rotation arm 31, the whole becomes compact in the form of an elongated rod, which is convenient for carrying and storing.

Furthermore, in this lighting fixture mounting device, the camera shoe 14 as a camera support is removably attached to the upper part of the base 1, so the vertical dimension of the entire base 1 including the camera shoe 14 can be made thinner. From this point of view as well, the entire device can be folded compactly.

That is, if the camera support part corresponding to the camera shoe 14 is integrally provided on the base 1 without using the detachable camera shoe 14, the part corresponding to the camera shoe 14 is attached to the main body part of the base 1. If you do not separate them so that your fingers can fit between them, you will not be able to operate the camera support screw 19 for attaching the camera to the part corresponding to the camera shoe 14. The camera shoe 14 serves as a support for the base 1.
If the camera shoe 14 is detachable from the top of the base 1, the camera shoe 14 can be removed from the base 1 and separated from the base 1 only when the camera is attached or detached.
4 can be kept in close contact with the base 1.

〔Effect of the invention〕

As described above, the lighting fixture mounting device of the present invention allows the horizontal rotating arm to extend horizontally in line with the base when not in use, and also allows the vertical rotating arm to extend horizontally in line with the base. Since they can be stacked parallel to each other, the whole can be made into a compact elongated rod-like shape. In particular, if the camera support part is removably attached to the upper part of the base as in claim 2, the vertical dimensions of the entire base including the camera support part can be made thinner, and from this point of view, The whole thing can be folded compactly.

[Brief explanation of drawings]

The figure shows an embodiment of the lighting equipment mounting device of the present invention, and FIG.
Figures 2 and 3 are a partially sectional plan view, front view, and side view; Figure 4 is an exploded perspective view of the base;
FIG. 5 is a perspective view of the device in use. ■... Base, 11. Nut as a fixing part for the φ pan head, 14... Camera shoe as a support part for the camera.
19.screw for camera support, 21.operation knob, 31
・・Horizontal rotation arm, 43・・Vertical rotation arm, 52・
- Shoe as a mounting part for lighting equipment 62... Pan head, 6
3. Video camera, 64. Lighting equipment.

Claims (2)

[Claims] (1) A fixing part for the pan head is provided at the bottom of the base, a support part for the camera is provided at the top of the base, and a pair of horizontal rotation arms on both sides can be horizontally rotated at one end of the base in the front and back direction. A vertical rotating arm is provided at the tip of the pair of horizontal rotating arms on both sides so as to be vertically rotatable, and a mounting portion for a lighting fixture is provided at the tip of each of the pair of vertical rotating arms on both sides. A lighting equipment mounting device characterized by: (2) A camera support part is removably provided at the top of the base, a screw for supporting the camera is provided protruding from the top of this support part, and an operating knob for this screw is provided at the bottom of the support part. The lighting fixture mounting device according to claim 1.