JPH05150359A - Grip for camera head - Google Patents

Abstract

PURPOSE:To easily handle a camera head by constituting it of a grip supporting body, an attachment and detachment mechanism which is attached and detached to/from the grip supporting body by the operation of two or more steps and a grip main body provided with an operation member. CONSTITUTION:The grip main body 2 whose cross section is square is fitted to the grip supporting table 3 so that it can be rotated with a grip coupling pin 4 as a shaft. The right end part of the table 3 is locked to a grip fitting 8 provided on the camera head main body. At the left end, a projecting slide lock means 7 is locked to a grip fitting 9. Besides, a slide lock pin is normally pressed downward by a spring SP2 and the tip part thereof is engaged with the groove 7a of the lock means 7. When a member 9a which is normally pressed upward is pressed by a spring SP1, the left side of the slide lock pin is lowered and the right side thereof is elevated. Therefore, the engagement of the tip part and the groove 7a is released.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handle such as a high definition still image color camera head.

[0002]

2. Description of the Related Art Conventionally, a high-definition still image color camera head has a shape as shown in FIG. 13 or 14. These cameras are often used with the camera head attached to another device such as a microscope, tripod, or writing table. Then, the mounting is performed by directly holding the camera head by hand.

[0003]

However, since the conventional camera head described above has a shape which is inconvenient to handle by a human hand, as shown in FIGS. 13 and 14, it is not suitable for other devices. There was a risk of dropping the camera head when installing.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a handle for a camera head, which facilitates the handling of the camera head and allows the camera head to be easily and safely attached to another device.

[0005]

In order to achieve the above object, the present invention provides a handle support attached to a camera head, and a handle support provided on the handle support and attached to and detached from the handle support in two or more steps. And a handle main body having an operation member for releasing the attachment / detachment mechanism.

In this case, the handle body is rotatably provided on the handle support, and the rotation can be locked.

[0007]

In the present invention, since the camera head can be provided with a handle, the camera head can be easily attached to another device as compared with the conventional case where the camera head is directly handled by hand. Further, since the handle according to the present invention is attachable / detachable to / from the camera head, it can be attached to the camera head only when necessary such as when it is attached to another device. Since this handle is attached to and detached from the camera head in two steps, it does not come off due to an erroneous operation. Furthermore, since the handle can be rotated and can be fixed in that position, it is easy to perform operations such as attachment / detachment and transportation.

[0008]

EXAMPLES The present invention will be described below based on examples. 1A and 1B show a first embodiment of a handle of a camera head according to the present invention. FIG. 1A is a sectional view and FIG. 1B is a view of A of FIG. 1A.
It is an enlarged view of a part. FIG. 2 is a perspective view showing a camera head to which the first embodiment is attached.

In FIGS. 1 and 2, reference numeral 2 is a handle body having a square cross section, and the handle body 2 is a handle support base 3.
The handle connecting pin 4 is rotatably attached to the shaft. The right end portion of the handle support base 3 is locked to a handle mounting metal fitting 8 provided on the camera head main body, while the slide locking means 7 in a protruding state is engaged with the handle mounting metal fitting 9 at the left end portion. It has been stopped.

The slide locking means 7 is provided inside the handle support base 3 so as to be reciprocable left and right in the figure. The sliding range of the slide locking means 7 includes the slide restricting protrusion 5 fixed to the slide locking means 7 and the handle support base 3.
Is determined by the slide restriction hole 6 provided in the.
That is, since the slide restriction protrusion 5 is inserted into the slide restriction hole 6, the slide restriction protrusion 5 can reciprocate only within the range of the slide restriction hole 6, and accordingly, the slide locking means 7 moves in the range. It can reciprocate inside. Further, the slide lock pin 9b moves in conjunction with the protrusion 9a and is locked in the groove of the slide locking means 7 to prevent the slide locking means 7 from malfunctioning. Furthermore, FIG. 1 (b)
Will be described in detail with reference to. Slide lock pin 9b
Is normally urged downward by the urging force of the spring SP2. Therefore, the tip 9c of 9b and the groove 7a provided in the slide locking means 7 are engaged with each other. Spring S
When the member 9a that is normally biased upward by P1 is pressed, the left side portion of 9b (the left side from where it meshes with the protrusion) is lowered, and the right side portion of 9b is the spring SP.
It goes up against the bias of 2. As a result, the engagement between the tip portion 9c of the slide lock pin 9b and the groove 7a is released. Note that ST is a stopper.

When the handle 1 is attached to the camera head body, the slide regulating projection 5 is moved to the left side in the figure, while when it is removed, the slide regulating projection 5 is moved to the right side while pressing the projection 9a.

In this embodiment, an example is shown in which the camera head 10 is provided with a pair of handle attachment fittings 8 and 9, but if a plurality of pairs of attachments are provided at arbitrary positions, the degree of freedom in attachment of the handles is increased.

FIG. 3 is a view showing a second embodiment of the handle of the camera head according to the present invention, and FIG. 4 is a perspective view showing a state where the handle is attached to the camera head.

In FIGS. 3 and 4, reference numeral 12 denotes a handle main body having a square cross section, and the handle main body 12 is rotatably attached to a handle support base 13 about a handle connecting pin 14.

Bolt holes 16 and 16 are formed at both ends of the handle support 12, and fixing bolts 15 and 15 for fixing the handle 11 to the camera head body are arranged therein. On the other hand, the camera head 19 is formed with bolt holes 17, 17 for screwing the fixing bolts 15, 15.

The handle 11 of this embodiment is composed of a handle body 12
The rotational movement of the lock switch 18, the lock arm 2
It is possible to regulate by a mechanism including 0 and the handle connecting pin 14. This mechanism will be described with reference to FIGS. 5 and 6.

FIG. 5 is a schematic view showing a state (lock state) in which the lock switch 18, the lock arm 20, and the handle connecting pin 14 restrict the rotation of the handle body 12, and FIG. 6 shows a state in which the restriction is released (lock release state). FIG.

5 and 6, the lock arm 20 is shown.
A lock switch 18 is fixedly attached to one end of the handle, and the other end is disposed at a position where it can be fitted into a plurality of lock grooves 14a provided on the outer circumference of the handle connecting pin 14.

When the lock arm 20 is in the position shown in FIG. 5, the other end portion of the lock arm 20 is fitted into one of the lock grooves 14a, so that the handle main body 12 is locked. When the lock switch 18 is pushed, the lock arm 20 enters the state shown in FIG. 6 and the fitting with the lock groove 14a is released, and the handle main body 12 becomes rotatable. The lock arm 20 is an elastic member having a high spring property such as phosphor bronze or beryllium copper, and the return after pressing the lock switch 18 is made by its elasticity, and the fitting is possible only while the lock switch is pressed. It will be canceled. Note that ST is
It is a stopper.

According to the present embodiment, since the handle body 12 is rotatable, the workability at the time of attaching it to another device is improved, and when the handle body 12 is in the locked state, the handle does not wobble and is safe. Can work on.

FIG. 7 is a view showing a third embodiment of the handle of the camera head according to the present invention, and is a perspective view showing a state in which the handle is attached to the camera head.

In FIG. 7, reference numeral 24 is a rail provided in parallel on the camera head 25, and the handle 21 moves along the rail 24. The handle 21 is a handle body 22.
And the handle support base 23, and the handle support base 23 travels on the rail 21.

FIG. 8, FIG. 9, and FIG. 10 are views for explaining the movement form of the handle in the third embodiment. Figure 8
Shows an example in which the handle 21 moves in parallel on the rail 24 provided on the camera head 25. FIG. 9 shows an example in which the handle 21 rotates about the center of the handle support 23. Further, FIG. 10 shows an example in which the handle main body 22 is inclined around the handle support base 23.

According to this embodiment, the handle 21 not only moves on the camera head but also rotates and tilts.
When attaching the camera head to another device, the handle 21
Can be easily put into an optimum state.

FIG. 11 is a view showing a fourth embodiment of the handle according to the present invention. In FIG. 11, reference numeral 32 is a handle body having a U-shaped cross section. The right end portion of the handle support base 33 is locked to a handle attachment fitting 38 provided on the camera head body, while the slide engagement means 37 in a protruding state is engaged with the handle attachment fitting 9 at the left end portion. It has been stopped. The slide locking means 37 is biased by the spring 34 in the protruding direction.

The slide locking means 37 is the handle support base 3.
It is provided in the inside of 3 so as to be able to reciprocate left and right in the figure. The sliding range of the slide locking means 37 is defined by the slide restriction projections 35 fixed to the slide locking means 37 and the slide restriction holes 36 provided in the handle support base 33.

That is, since the slide regulation projection 35 is slidably inserted into the slide regulation hole 36,
The slide restricting projection 35 can reciprocate only within the range of the slide restricting hole 36, and therefore the slide locking means 3
7 can reciprocate within the range. In addition, the slide regulation projection 35 has an engagement groove 36 a in the slide regulation hole 36.
Can be engaged with the slide locking means 3 at this position.
7 is locked.

When the handle 30 is to be removed from the camera head body, the slide regulating projection 35 is provided in the engaging groove 3.
6a, and as shown in FIG. 11A, it is moved to the right side of the slide restriction hole 36. From this state, the handle body 32 can be removed by lifting and pulling the left side of the handle body 32.

In this embodiment, the handle 30 is removed by a two-step operation of removing the slide regulating projection 35 from the engaging groove 36 and further moving it to the right side. It does not come off.

FIG. 12 is a view showing a fifth embodiment of the handle according to the present invention. Handle 30A of the fifth embodiment
Is a spring 34, a slide restriction protrusion 35, a slide restriction hole 36, which is arranged on the left side of the handle 30 of the fourth embodiment.
The slide locking means 37 and the handle mounting bracket 39 are also provided on the right side.

In this embodiment, as shown in FIG. 12 (b), after removing the two left and right slide regulating projections 35, the left and right sides are moved as indicated by the arrows in FIG. 12 (c). The handle 30A can be removed by pulling it up in parallel. Therefore, since it has two attachment / detachment mechanisms on the left and right, the probability of erroneous operation is further reduced.

[0032]

As described above, according to the present invention, it is possible to improve the workability when the camera head is attached to another device. Further, the handle of the present invention is attachable / detachable to / from the camera head, and can be installed only when necessary such as when attaching the camera head to another device. Since the attachment / detachment is performed in two or more steps, the handle does not come off due to an erroneous operation. Furthermore, since the handle rotates and can be locked in that position, the operability of handling when carrying is improved.

[Brief description of drawings]

FIG. 1 is a diagram showing a first embodiment of a handle of a camera head according to the present invention.

FIG. 2 is a perspective view of a camera head to which the handle according to the first embodiment is attached.

FIG. 3 is a diagram showing a second embodiment of the handle according to the present invention.

FIG. 4 is a diagram showing a state in which a handle according to a second embodiment is attached to a camera head.

FIG. 5 is a diagram showing a locked state of a handle according to a second embodiment.

FIG. 6 is a view showing an unlocked state of the handle according to the second embodiment.

FIG. 7 is a perspective view showing a state in which a handle of the third embodiment according to the present invention is attached to a camera head.

FIG. 8 is a diagram showing an example in which a handle moves in parallel on a rail provided in a camera head according to a third embodiment.

FIG. 9 is a view showing an example in which the handle according to the third embodiment makes a rotational movement about the center of the handle support base.

FIG. 10 is a view showing an example in which the handle body according to the third embodiment is inclined around the handle support base.

FIG. 11 is a view showing a fourth embodiment of the handle of the camera head according to the present invention.

FIG. 12 is a view showing a fifth embodiment of the handle of the camera head according to the present invention.

FIG. 13 is a diagram showing the shape of a conventional camera head.

FIG. 14 is a diagram showing another shape of a conventional camera head.

[Explanation of symbols]

 1 handle 2 handle body 3 handle support 11 handle 12 handle body 13 handle support 21 handle 22 handle body 23 handle support 24 rail 30, 30A handle

Claims (2)

[Claims] 1. A handle support attached to a camera head, an attachment / detachment mechanism provided on the handle support and attached / detached to / from the handle support in two or more steps, and an operation member for releasing the attachment / detachment mechanism. A handle for the camera head that is composed of the main body of the handle. 2. The handle of a camera head according to claim 1, wherein the handle body is rotatably provided on the handle support, and the rotation thereof can be locked.