JPH07143370A - Video camera - Google Patents

Abstract

PURPOSE:To change a material, a structure, a shape, etc., of a finger putting part of a grip in accordance with the need of a cameraman by providing plural kinds of finger putting parts attached changeably to the lower side of a hand putting part of a handle main body. CONSTITUTION:A handle 5 is constituted in upper and lower two-divided structure by a handle main body 151 in which a pair of front and back leg parts 5a and a hand putting part 5b formed by connecting gently and curvedly the upper end parts of these leg parts 5a to each other in front and back direction are formed integrally with each other, and plural kinds of finger putting parts 152, 153, 154, etc., attached exchangeably to the lower part of the hand putting part 5b of this handle main body 151. These plural kinds of finger putting parts 152, 153 and 154 are formed of die cast aluminum, wood, etc., and for instance, the lower face 152a of the finger putting part 152 is formed flat, the lower face 153a of another finger putting part 153 is formed like a waveform, and on the outside on the lower face 154a side of the other finger putting part 154, a nonslip part 154b of a finger is formed with adhesive, etc.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video camera most suitable for application to, for example, a VTR integrated video camera,
In particular, it relates to a portable handle structure.

[0002]

2. Description of the Related Art Conventionally, a VTR-integrated video camera has a substantially U-shaped handle attached to the upper portion of the video camera body. The fingers of the book (index finger, middle finger, ring finger, little finger) are grasped from above and below and hung.

[0003]

However, conventionally, the material (aluminum, synthetic resin, wood, etc.), structure (presence or absence of non-slip, etc.), shape (flat,
It was not possible at all to exchange the waveforms, etc.) to meet the individual needs of the photographer. Also, conventionally, when an illumination light is attached to the upper part of the front end of the handle when shooting at night, etc., in order to connect the cable of the illumination light to the connector on the rear surface of the video camera body, the cable is placed around the handle. There are problems such as wrapping around and winding around, and the cable is an obstacle and it is difficult to hold the handle.

The present invention has been made to solve the above problems, and a video camera in which the material, structure, shape, etc. of the finger-holding portion of the handle can be exchanged according to the individual needs of the photographer. Is intended to provide.

[0005]

In order to achieve the above object, a video camera of the present invention is a video camera having a handle attached to an upper portion of the video camera body, wherein the handle body is fixed to the video camera body. And a plurality of types of finger hooks that are replaceably attached to the lower side of the handle of the handle body.

[0006]

In the video camera of the present invention configured as described above, a plurality of types of finger hooks can be replaceably attached to the lower side of the handle hook of the handle fixed to the video camera body.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a VTR integrated video camera to which the present invention is applied will be described below with reference to the drawings.

[Description of the entire video camera] First, referring to FIG.
~ According to FIG. 16, a VTR integrated video camera (hereinafter,
(Simply described as a video camera).

The video camera 1 has a video camera body 2, and an imaging device and a cassette type VTR (neither shown) are built in on the front side and the rear side of the video camera body 2.

A lens 3 such as a zoom lens is replaceably mounted on the optical axis of the image pickup device on a front surface 2a which is a front vertical side surface of the video camera body 2.

On the upper surface 2b of the video camera body 2, a pair of front and rear legs 5a of a handle 5 having a substantially downward U-shape whose detailed structure will be described later are screwed by a plurality of screws 6. .

A shoulder pad 7 curved in an arch shape is attached to the lower surface 2c of the video camera body 2 by screwing or the like.

A mounting mechanism 8 for selectively mounting a plurality of camera accessory parts, which will be described later, is mounted on a rear surface 2d which is a vertical side surface on the rear side of the video camera body 2. A plurality of connectors 9 are provided on the lower surface of the rear surface 2d.

[Description of Battery Pack Attachment Mechanism] Next, referring to FIGS. 1 to 4, the rear surface 2 of the video camera body 2 will be described.
The attachment mechanism 8 for attaching the battery pack to d will be described.

First, the battery pack 11 which is an accessory to the camera constitutes a small flat rectangular parallelepiped battery pack composed of a lithium battery or the like.

The mounting mechanism 8 includes a concave-convex fitting portion 13 which is a mechanical coupling portion with a lock mechanism 12 for mechanically detachably coupling the battery pack 11 to the video camera body 2, and the battery pack. A connector 14 for connecting a power source, which is an electrical connecting portion for electrically and detachably connecting to the video camera body 2, is provided.

The concavo-convex fitting portion 13 is vertically recessed to the rear surface 2d of the video camera body 2 by a plurality of screws 130 at substantially the center of the upper, lower, left and right sides of the rear surface 2d.
1 and a convex side member 132 formed by integral molding or the like at substantially the center of the vertical front surface 11a of the battery pack 11 in the vertical and horizontal directions. The convex member 132 is formed in the central portion on the upper side in the recess 133 formed in the front surface 11a.

A concave member 131 is formed in the groove 134, and a convex member 132 is formed in the groove 135. Then, the left and right side surfaces of the dovetail groove 134 and the dovetail 135 are tapered toward the downward direction of the arrow a, and are tapered symmetrically, 136.
It is formed in 137.

The lock mechanism 12 includes a concave member 13
A lock which is inserted into a pair of upper and lower horizontal guide grooves 120 and 121 formed on the back side of the dovetail groove 133 of 1 parallel to the rear surface 2d and is slidable in the left and right directions of arrows b and b '. Lock slider 12 having pawl 22
3 and the lock release lever 124, and the compression coil spring 1 which is a biasing means for biasing the lock slider 123 and the lock release lever 124 in the direction of the arrow b.
25, a lock releasing knob 126 fixed to the tip of the lock releasing lever 124, and a lock concave portion 127 formed on one side surface of the convex side member 132 and with which the lock claw 121 is engaged. ing.

An unlocking knob 126 is slightly projected from the rear surface 2d of the video camera body 2 to the left as viewed in the direction of arrow c in FIG. 14, and the battery pack 11 is made to correspond to the unlocking knob 126. Front 1
1a and the side surface 11b on the left side as viewed from the direction of arrow c in FIG.
A recess 128 is formed in the corner portion of.

The connector 14 has a male side having a plurality of vertical connector pins 141 vertically screwed upward by a plurality of screws 140 at a position directly below the concave member 131 on the rear surface 2d of the video camera body 2. Member 14
2 and a female-side member 144 having a plurality of vertical pin insertion holes 143 formed downwardly by integral molding or the like directly below the convex-side member 132 on the front surface of the battery pack 11. A slide shutter 145 is provided on the male member 142.

A pair of left and right vertical guide projections 146 are formed on the lower end side of the rear surface 2d of the video camera body 2, and the front surface 11a of the battery pack 11 is cut upward from the lower end thereof. A pair of left and right vertical guide grooves 147 are formed. Further, a pair of left and right vertical guide protrusions 148 are formed in parallel with the rear surface 2d on both left and right edges of the male side member 142 of the connector 14, and a pair of left and right vertical guide grooves 14 are formed on the left and right sides of the female side member 144.
9 is formed.

[Battery pack mounting operation] When mounting the battery pack 11 on the rear surface 2d of the video camera body 2, as shown by the alternate long and short dash line in FIG. 16, the cameraman uses the thumb of the right hand and the other four fingers. (Index finger, middle finger,
Left and right sides 11 of the battery pack 11 with the ring finger and little finger)
Pinch the center of b and 11c in the vertical direction from both sides,
As shown by the alternate long and short dash line in FIG. 2, the lower end side of the recess 132 of the front surface 11a of the battery pack 11 is roughly inserted into the outer periphery of the recess side member 131.
As indicated by the alternate long and short dash line, the front surface 11a is brought into parallel contact with the rear surface 2a from the direction of arrow c.

Next, the battery pack 11 is shown in FIGS.
4 and the position shown by the dashed line in FIG. 16 from the position shown by the solid line to the position shown by the solid line in parallel with the downward direction of arrow a along the rear surface 2d.

Then, as shown by solid lines in FIGS. 2 and 3, the convex side member 132 is automatically guided in the concave side member 131 in the direction of arrow a by the pair of left and right tapered guides 136 and 137. There is 135 and it fits automatically into the groove 134.

At this time, the tapered guides 136, 137
Thus, the centering of the connector 14 is automatically performed, and the plurality of pin insertion holes 143 of the connector 14 are smoothly inserted into the plurality of connector pins 141 from the arrow a direction.

At this time, a pair of left and right guide grooves 147,
149 indicates a pair of left and right guide protrusions 146 and 148 with an arrow a.
Inserted from the direction.

Then, when the dovetail 135 is completely fitted in the dovetail groove 134, the taper guide 137 on one side of the dovetail 135 has been pushed in the direction of the arrow b'as shown by the one-dot chain line in FIG. The lock claw 122 that was being moved
4 is moved and returned in the direction of arrow b by the compression coil spring 123 as shown by the solid line in FIG. 4, and as shown in FIG.
The battery pack 11 is engaged with the battery pack 11 from the direction of the arrow b.
Is automatically locked to the video camera body 2.

At this time, the recess 128 of the battery pack 11 is inserted into the unlocking knob 126.

Therefore, according to the attachment mechanism 8 of the battery pack 11, the rear surface 2 of the video camera body 2 can be provided without putting the battery pack 11 in the battery case.
It can be attached directly to d.

Moreover, when the battery pack 11 is attached, the recess 133 of the battery pack 11 is roughly inserted into the outer periphery of the recess side member 131 from the direction of arrow c, and then the battery pack 11 is simply moved in the direction of arrow a. The battery pack 11 can be mechanically and easily coupled to the video camera body 2 by the concavo-convex fitting portion 13 and the battery 11 can be electrically and easily electrically connected to the video camera body 2 by the connector 14 by performing a one-touch operation. Therefore, the power of the battery pack 11 can be supplied to the video camera body 2.

Therefore, the battery pack 11 can be attached to the rear surface 2d of the video camera body 2 very easily and easily.

Since the centering of the connector 14 can be automatically performed by the pair of left and right tapered guides 136 and 137 of the concavo-convex fitting portion 13, the plurality of pin insertion holes 143 of the connector 14 are connected to the plurality of connectors. The pin 141 can be inserted smoothly without any erroneous operation.

Then, the fitting direction of the dovetail 135 to the dovetail groove 134 of the concave-convex fitting portion 13 and the plurality of pin insertion holes 14 to the plurality of connector pins 141 of the connector 14 are provided.
Since the inserting direction of 3 is the arrow a direction from the upper side to the lower side, these fitting and inserting can be surely performed by utilizing the own weight of the battery pack 11.

Therefore, the battery pack 11 can be mechanically and firmly connected to the video camera body 2, and
It is possible to make a highly reliable connection electrically and prevent adverse effects due to vibration or the like.

Further, by utilizing the self-weight of the battery pack 11, a pair of left and right tapered guides 13 of the dovetail groove 134 is formed.
6, the pair of left and right tapered guides 137 of 135 can be firmly adhered by the wedge action, so that the battery pack 11 can be stably joined to the video camera main body 2 in a loose state.

[Removal Operation of Battery Pack] When removing the battery pack 11 from the rear surface 2d of the video camera main body 2, first, as shown by a dashed line in FIG.
The left and right side surfaces 11b and 11c of the upper and lower sides of the left and right sides of the left and right sides 11b and 11c are almost centered in the vertical direction and the other four fingers (index finger, middle finger, ring finger
Put the thumb on the lock release knob 126 by pinching from both sides with the little finger) and push the lock release knob 126 in the direction of arrow b'with the thumb.

Then, as shown by the one-dot chain line in FIG. 4, the lock slider 12 is locked by the lock release lever 124.
3 is slid in the direction of arrow b ′ against the compression coil spring 125, the locking claw 122 is disengaged from the locking recess 127 of the convex side member 132, and the lock of the battery pack 11 is released.

On the other hand, at this moment, the lock releasing knob 126 pressed by the thumb is depressed by the recess 12 of the battery pack 11.
It is possible to enter the inside of 8 in the direction of the arrow b ', and use the thumb to grab the left side surface 11b of the battery pack 11 as it is.

That is, a recess 128 is formed in the corner portion between the front surface 11a of the battery pack 11 and the left side surface 11b so as to correspond to the unlocking knob 126, so that the unlocking knob 126 is arrowed with the thumb of the right hand. The battery pack 11 is unlocked by pushing in the b'direction, and at the same time, the left and right side surfaces 11b and 11c of the battery pack 11 are pressed by the thumb of the right hand and the other four fingers.
Can be grasped easily and surely.

Then, after that, if the battery pack 11 is pulled up along the rear surface 2d in the upward arrow a'direction, as shown by the alternate long and short dash line in FIG. At the same time, the plurality of pin insertion holes 143 of the connector 14 are removed from the plurality of connector pins 141 in the arrow a'direction.

At this time, a pair of left and right guide protrusions 146
The guide groove 147 prevents the battery pack 11 from being twisted and allows the battery pack 11 to be smoothly pulled up in the direction of the arrow a '.

Therefore, after that, the battery pack 11 can be easily removed in the direction of the arrow c in FIG. 14, and the removal operation of the battery pack 11 can be performed as easily and easily as the attaching operation described above.

[Description of Camera Accessories] Next, referring to FIGS. 5 to 8, a plurality of types of camera accessories that can be selectively attached to the rear surface 2d of the video camera body 2 will be described.

That is, the camera accessory shown in FIG. 5 shows a small battery adapter 19 in which a small battery 18 is replaceably housed in a small battery case 17 fixed to the rear surface 16b of the adapter 16. In addition,
The battery case 17 is configured such that an upper lid 17a can be opened and closed, and a small battery 18 can be attached to the battery case 1.
It is configured so that it can be attached to and detached from the inside of the unit 7 from above.

Next, the camera accessory shown in FIG. 6 shows a large battery adapter 23 in which a large battery 22 is replaceably housed in a large battery case 21 fixed to the rear surface 16b of the adapter 16. In addition,
A lateral lid 21a of the battery case 21 is configured to be openable / closable, and a large-sized battery 22 is detachably mounted in the lateral direction.

Next, the camera accessory shown in FIG. 7 is the battery mount 2 fixed to the rear surface 16b of the adapter 16.
Large battery pack 26 made by Anton Bower in 5
The large-sized battery pack adapter 27 to which is attached detachably is shown. The large battery pack 26
Is attached and detached by inserting it from the lateral direction into the rear surface 25a of the battery mounting base 25 by means of the three flanged pins 26a and the connector 26b.

Next, the camera accessory shown in FIG. 8 shows the camera adapter 29 integrally formed on the rear surface 16b of the adapter 16.

The small and large battery adapters 19 and 23 and the large battery pack adapter 2
7. The adapters 16 of the camera adapter 29 are all configured in the same structure, and the front surface 16a of these adapters 16 has the concave-convex fitting portion 1 which is the above-mentioned mechanical coupling portion.
3 and the structure of the connector 14 which is an electrical connection portion on the front surface 11a side of the battery pack 11 are all formed.

Therefore, the small and large battery adapters 19, 23, the large battery pack adapter 27 and the camera adapter 29 are selected on the rear surface 2d of the video camera main body 2 in exactly the same manner as the attaching / detaching operation of the battery pack 11 as described above. Can be installed and locked.

However, the camera adapter 29 includes a connector 30a for signal connection in addition to the connector 14 for power supply connection.
Is attached vertically downward to one side of the upper surface of the front surface 16a of the adapter 16. Therefore, this connector 30a is inserted into a recess 31 formed in one side of the rear surface 2d of the video camera main body 2 on the upper side, and the connector vertically attached to the lower end of the recess 31 in an upward direction. It is configured to be inserted and connected to 30b from above (in the direction of arrow a).

The camera adapter 29 needs to be firmly fixed to the video camera main body 2 in order to connect it to a controller (not shown) with a cable 32. Therefore, the lock screw 33 attached to the central portion of the upper portion of the adapter 16 is screwed into the lock screw mounting hole 34 formed in the upper central portion of the rear end of the video camera main body 2 from above (in the direction of arrow a) to firmly lock. To do.

[Description of Handle] Next, the handle 5 will be described with reference to FIGS.

The handle 5 has a pair of front and rear legs 5a, and a handle main body 151 in which a handhold 5b in which upper end portions of the legs 5a are gently curved in the front-rear direction is integrally formed with each other. , A plurality of types of finger hooks 15 that are replaceably attached to the lower part of the hand hook 5b of the handle body 151
2, 153, 154 and the like form a vertically divided two-part structure.

The handle body 151 is formed of aluminum die cast, synthetic resin or the like, and the pair of front and rear legs 5b of the handle body 151 has an upper surface 2a of the video camera body 2 as shown in FIGS. Multiple screws on top 6
Screwed by.

On the other hand, a plurality of types of finger hooks 152, 15
3, 154 are made of aluminum die-cast, synthetic resin, wood, etc., and for example, the finger hook 15 shown in FIG.
2, the lower surface 152a is formed flat, the lower surface 153a of another finger-holding portion 153 is formed in a corrugated shape, and a finger slip stopper 154b is formed on the outer periphery of the other finger-holding portion 154 on the lower surface 154a side by adhesion or the like. ing.

Then, these plural kinds of finger hooks 15
2, 153 and 154 have the same structure, and a pair of front and rear screws 15 are provided below the handle portion 5b of the handle body 151.
5, 156 are mounted interchangeably. In addition,
An opening / closing lid 157 is provided on the upper portion on the front end side of the handle portion 5b with a screw 1
It is removably attached by 58.

An illumination light mounting portion 36 and a viewfinder mounting portion 37 are provided on the upper portion and the front surface of the handle body 151 of the handle 5 on the front end side.

Then, the handle 5 is moved up and down by the handle body 151 and a plurality of kinds of finger hooks 152, 153, 154.
With the divided structure, the handle 5 can be easily processed into a hollow structure in which the hollow portion 38 is formed over the entire length of the handle 5.

The hollow portion 38 inside the handle 5 is connected to the inside 40 of the video camera body through a pair of front and rear vents 39 formed directly below the pair of front and rear legs 5a on the upper surface 2b of the video camera body 2. Has been done.

Therefore, by using this handle 5,
The heat of the inside 40 of the video camera body is vented to a pair of front and rear vents 39.
Also, it can be effectively circulated through the hollow portion 38 in the handle 5, and the heat dissipation effect of the inside 40 of the video camera main body can be promoted.

When the video camera 1 is carried by the photographer, the thumb of one hand is placed on the handle portion 5b of the handle 5 and the other four fingers are used, as shown by the chain line in FIG. (Index finger, middle finger, ring finger, little finger) is the finger hook 1 of the handle 5.
The grip 5 is gripped by being applied to 52 and the like from below.

Therefore, in particular, the material (aluminum, synthetic resin, wood, etc.), structure (presence or absence of anti-slip, etc.), shape (flat,
It is preferable that the waveforms, etc.) can be exchanged according to the needs of individual photographers.

At this time, a plurality of kinds of finger hook portions 152, 153, 154, etc. are prepared in advance on the handle 5, and by simply removing a pair of front and rear screws 155, 156, finger hooks of a kind corresponding to the needs of the photographer. Parts 152, 15
3, 154, etc. can be easily and freely replaced.

Next, in night photography or the like, as shown in FIG. 14, as shown in FIG.
An illumination light 41 is attached to 6, and the light cable 42 is routed to the rear surface 2d of the video camera body 2,
The connector 43 at the rear end of the light cable 42 is used by inserting it into one of the connectors 9 on the rear surface 2d.

At this time, the finger hooks 152, 153, 154
As shown in FIG. 14, the light cable 42 can be inserted into and removed from the hollow portion 38 of the handle 5 by attaching and detaching the handle 5, so that the handle 5 is grasped with one hand as shown by a chain line in FIG. At times, the light cable 42 does not get in the way at all, and the operability of the video camera 1 is very good.

It should be noted that, as shown in FIGS. 10 and 11, the light cable 42 can be easily inserted into the hollow portion 38.
A pair of front and rear cutouts 44, 45 are formed at both front and rear ends of the handle body 151 and the finger hooks 152, 153, 154 and the like.

The above is a description of one embodiment of the present invention.
The present invention is not limited to the above embodiments, and various modifications can be made based on the technical idea of the present invention. For example, the concave side member 131 and the convex side member 132 of the concave-convex fitting portion 13
The male side member 142 and the female side member 144 of the connector 14 are connected to the video camera body 2, the battery pack and the adapter 1.
6 may be replaced with the opposite sides. At that time, the tapered guides 136 and 137 of the concave-convex fitting portion 13 are used.
Is upside down.

[0069]

The video camera of the present invention constructed as described above has the following effects.

According to the first aspect of the present invention, a plurality of kinds of finger hooks can be replaceably attached to the lower side of the handle hook fixed to the video camera body. The shape etc. can be exchanged according to the individual needs of the photographer, and it can be used according to the individuality of the photographer.

According to a second aspect of the present invention, since the hollow portion is formed inside the handle and the hollow portion is connected to the inside of the video camera body, the heat inside the video camera body is efficiently utilized by utilizing the hollow portion inside the handle. By circulating it, the heat dissipation effect inside the video camera body can be improved.

According to the third aspect of the present invention, since the illumination light is attached to the handle and the cable of the illumination light is inserted into the hollow portion, the cable of the illumination light attached to the handle is used at the time of night photographing or the like. The cable can be easily routed by utilizing the hollow portion inside the handle, the cable is not obstructed at the time of gripping the handle, and the camera can be easily operated.

[Brief description of drawings]

FIG. 1 is a perspective view illustrating a mounting mechanism of a battery pack to a video camera body in an embodiment of a video camera to which the present invention is applied.

FIG. 2 is a rear view in a vertical section for explaining the attachment mechanism.

3A is a sectional view taken along the line AA of FIG. 2, and FIG. 3B is a sectional view taken along the line BB of FIG.

FIG. 4 is a cross-sectional view taken along the line C-C of FIG.

FIG. 5 is a perspective view illustrating a mounting mechanism of the small battery adapter with respect to the video camera body.

FIG. 6 is a perspective view illustrating a mounting mechanism of a large battery adapter with respect to a video camera body.

FIG. 7 is a perspective view illustrating a mounting mechanism of a large battery unit adapter with respect to a video camera body.

FIG. 8 is a perspective view illustrating a mounting mechanism of a camera adapter with respect to a video camera body.

FIG. 9 is a perspective view of a handle.

FIG. 10 is a side view illustrating a plurality of types of finger hooks of a handle.

FIG. 11 is an exploded plan view of a handle.

12 is a sectional view taken along the line DD of FIG.

13 is a cross-sectional view showing an assembled state and a disassembled state in a cross section taken along the line EE of FIG.

FIG. 14 is a side view of the entire video camera.

FIG. 15 is a plan view of the entire video camera.

FIG. 16 is a rear view of the entire video camera.

[Explanation of symbols]

 1 Video camera 2 Video camera main body 2b Top surface of video camera 5 Handle 5a Handle leg 5b Handle holding part 151 Handle main body 152, 153, 154 Multiple types of finger hooks 155, 156 Screws for attaching finger hooks 36 Lighting light Mounting part 41 Lighting light 42 Light cable 43 Light cable connector

Claims (3)

[Claims] 1. A video camera having a handle attached to an upper portion of the video camera body, wherein the handle body is fixed to the video camera body.
A video camera characterized in that it has a split structure with a plurality of types of finger hooks that are replaceably attached to the lower side of the handle of the handle body. 2. A video camera according to claim 1, wherein a hollow portion is formed inside the handle, and the hollow portion is connected to the inside of the video camera main body. 3. The video camera according to claim 2, wherein an illumination light is attached to the handle, and a cable of the illumination light is inserted into the hollow portion.