JP2006220759A - Power source auxiliary device and photographing equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a power source auxiliary device and photographing equipment capable of miniturization. <P>SOLUTION: A battery storage part 200 stores a plurality of batteries in such a manner that the number of the batteries 200-1, 200-2 arranged on the side of a grip part is made smaller than that of the batteries 200-3 to 200-6 arranged on the further side in the longitudinal direction of the device from the grip part, and operating members 101-1, 101-2 for photographing in the vertical direction are arranged on the side of the grip part at which the small number of the batteries 200-1, 200-2 are arranged. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a power supply auxiliary apparatus and a photographing apparatus provided with a vertical position photographing operation member.

  In recent years, digital cameras tend to increase current consumption due to high functionality and the like, and accordingly, the number of shootable images is decreasing. For this reason, there are an increasing number of photographers who use an external power auxiliary device that houses a battery in the camera and use it to greatly increase the number of images that can be taken. Further, in high-end cameras, a type in which a power supply accommodating portion having a vertical position photographing operation member is integrated with a camera is mainly used.

  As a conventional example of a power auxiliary device that can be attached to a camera, three types of batteries can be arranged in the longitudinal direction of the power auxiliary device (longitudinal direction of the device). The direction (battery longitudinal direction) is arranged in a direction coinciding with the apparatus longitudinal direction, and when one type of battery is accommodated, the battery longitudinal direction is juxtaposed in the direction orthogonal to the apparatus longitudinal direction (optical axis direction). And the number of batteries arranged on the grip part side of the camera and the number of batteries arranged on the side far from the grip part side in the longitudinal direction of the device are disclosed. (Patent Document 1). A vertical position photographing operation member that is operated when the camera equipped with the power auxiliary device is used in a vertical posture is disposed on the grip portion side of the power auxiliary device.

As another conventional example, in which a plurality of batteries are arranged in the longitudinal direction of the power supply auxiliary device, the longitudinal direction of the batteries is configured to be a direction (optical axis direction) perpendicular to the longitudinal direction of the device. Is disclosed (Patent Document 2).
JP 2000-89288 A JP 2003-195398 A

  However, in the configuration in which the battery is arranged like the power auxiliary device of Patent Document 1 and the vertical position photographing operation member is provided on the grip portion side of the camera, it is difficult to downsize the power auxiliary device in the longitudinal direction. . Also, the longitudinal position photographing operation member is disposed at the front and rear positions in the optical axis direction across the battery, and more specifically, disposed outside the subject side and the photographer side to shorten the length in the longitudinal direction. A configuration is also conceivable, but in this case, the size increases in the optical axis direction, which is not preferable.

  In addition, when the power auxiliary device of Patent Document 2 is provided with the operation member for photographing the vertical position, since the battery longitudinal direction is the optical axis direction, the small size in the optical axis direction is the same as in Patent Document 1. It was difficult to convert. In order to avoid this, even if a plurality of batteries are arranged in that direction so that the longitudinal direction of the apparatus and the longitudinal direction of the battery coincide with each other, and the operation member for vertical position photographing is arranged on the grip part side of the camera, As in the case of Document 1, as long as the same number of batteries are arranged on the grip portion side and the far side in the device longitudinal direction from the grip portion side, it is difficult to downsize the power auxiliary device in the longitudinal direction. It was.

(Object of invention)
An object of the present invention is to provide a power auxiliary device and a photographing device that can achieve miniaturization.

  In order to achieve the above object, according to the first aspect of the present invention, there is provided a vertical position photographing operation member disposed on the grip portion side of the photographing device when the battery is attached to the photographing device, and the battery longitudinal direction is A battery housing part that accommodates a plurality of batteries having the same shape along the optical axis direction perpendicular to the device longitudinal direction and substantially coincident with the device longitudinal direction of the power auxiliary device. A power auxiliary device detachably attached to the battery, wherein the battery accommodating portion is arranged on the grip portion side, and the number of the batteries arranged on the far side in the device longitudinal direction from the grip portion. The plurality of batteries are accommodated so that the number is less than the number, and the vertical position photographing operation member is a power auxiliary device arranged on the grip portion side where a small number of the batteries are arranged. .

  Similarly, in order to achieve the above object, the invention according to claim 4 is a vertical position photographing operation member disposed on the grip portion side and a direction in which the battery longitudinal direction substantially coincides with the apparatus longitudinal direction of the photographing apparatus. And a battery housing part that houses a plurality of batteries of the same shape arranged in the optical axis direction orthogonal to the longitudinal direction of the device, wherein the battery housing part is disposed on the grip part side. The plurality of batteries are accommodated such that the number of the batteries is smaller than the number of the batteries arranged on the far side in the apparatus longitudinal direction from the grip portion, and the vertical position photographing operation member includes: The photographing apparatus is arranged on the grip part side where a small number of the batteries are arranged.

  ADVANTAGE OF THE INVENTION According to this invention, the power auxiliary device and imaging device which can achieve size reduction can be provided.

  The best mode for carrying out the present invention is as described in Examples 1 and 2 below.

  FIGS. 1 to 7 are views showing a power auxiliary device including a vertical position photographing operation member according to a first embodiment of the present invention and a photographing device to which the power auxiliary device is attached.

  FIG. 1 is an external perspective view of the power auxiliary device, and FIG. 3 is an external front view of the power auxiliary device mounted on the photographing apparatus.

  In the power auxiliary device 100, the battery longitudinal direction is the same as the longitudinal direction (device longitudinal direction) of the power auxiliary device 100, and is arranged side by side in the optical axis direction orthogonal to the device longitudinal direction. A battery magazine (which will be described later with reference to FIG. 4), which is a battery housing portion that holds a plurality of shaped batteries, is inserted, and an insertion operation member 100-2 is provided in the battery magazine exterior portion 100-1. When the photographer attaches the power auxiliary device 100 to the photographing device 110 as shown in FIG. 3, the tripod screw 100-4 is attached to a tripod screw (not shown) of the photographing device 110 by operating the tripod dial 100-3. Fixed with parts. When a tripod screw mounting portion (not shown) is fixed, a power connection portion and an electric signal connection portion arranged in the external connection portion 100-5 by a known technique are in contact with an electric connection portion (not shown) of the photographing apparatus 110. Then, power supply and control communication are possible, and the power auxiliary device 100 becomes functional.

  FIG. 2 is an external perspective view of the power auxiliary device 100 viewed from an angle different from that in FIG.

  When the power auxiliary device 100 is mounted on the photographing apparatus 110, the power auxiliary device 100 is provided with a vertical position changeover switch 101-6 so that a vertical position photographing operation member described later can be operated. By switching the position changeover switch 101-6 to the usable position, photographing using the power auxiliary device 100 becomes possible. On the subject side in the optical axis direction of the power auxiliary device 100, a release switch 101-1 and an electronic dial 101-2 that are part of the vertical position photographing operation member are provided, and on the photographer side in the optical axis direction. AE / ranging button 101-3, AF selection button 101-4, and AV setting button 101-5, which are the remaining operation members of the vertical position shooting operation member, are provided. As shown in FIG. 3, when shooting in a vertical position, the shooting operation can be easily performed. These vertical position photographing operation members are provided on the grip portion 120 (see FIG. 3) side of the photographing apparatus 110, assuming an operation with the right hand. On the bottom surface of the power auxiliary device 100, there are provided a strap portion 101-7 for passing the strap string and a tripod screw hole 101-8 for attaching to the tripod.

  In the first embodiment, the operation member for vertical position photographing is arranged as described above. However, the present invention is not limited to this, and an operation member responsible for other functions is arranged. It is also possible to apply even if a part of the operation member is not provided.

  FIG. 4 is an external perspective view of the battery magazine 200 inserted into the power auxiliary device 100.

  In the battery magazine 200, six batteries 200-1 to 200-6 have an optical axis whose longitudinal direction is substantially coincident with the longitudinal direction of the power auxiliary device 100 and perpendicular to the longitudinal direction of the device. They are arranged side by side. Specifically, in the apparatus longitudinal direction, a part of each of the battery 200-1, the battery 200-6, and the battery 200-5, and the battery 200-2, the battery 200-5, and the battery 200-4 are from the apparatus longitudinal direction. Arranged so as to overlap (the device longitudinal direction of the battery 200-3 is an open space as shown) (see also FIG. 6 described later), and in the optical axis direction perpendicular to the device longitudinal direction, Four batteries 200-3 to 200-6 are disposed on the insertion operation member 100-2 side, and two batteries 200-1 and 200-2 are disposed on the grip portion 120 (see FIG. 3) side. The six batteries are held in the battery magazine 200 by mold claws that are known techniques. In the first embodiment, the number of batteries is six. However, the present invention is not limited to this, and can be applied to at least three batteries.

  On the subject side in the optical axis direction of the battery 200-2, the grip side in the apparatus longitudinal direction of the battery 200-3 is an open space, and a part of the vertical position photographing operation member is described at this position as will be described later. The magazine power supply connection section for electrical connection with the power auxiliary device 100 (specifically, the device main body) is provided so that the release switch 101-1 and the electronic dial 101-2 are provided. 200-7 is provided.

  FIG. 5 is a view of the battery magazine 200 and the vertical position photographing operation member provided in the power auxiliary device 100 as viewed from directly above the optical axis (vertical direction in the figure). The upper side of the drawing is the photographer side, and the lower side of the drawing is the subject side. Further, the left side of the drawing is the grip portion 120 side.

  The battery magazine 200 is inserted (attached) from the right to the left in the paper surface of FIG. When the battery magazine 200 is inserted into the power auxiliary device 100, the two batteries 200-1 and 200-2 that are disposed in a small number are the release switch 101-1 and the electronic dial 101-2 that are disposed on the subject side, A space between the AE / ranging button 101-3, the AF selection button 101-4, and the AV setting button 101-5 arranged on the photographer side is entered. The magazine power supply connection part 200-7 of the battery magazine 200 and the grip power supply connection part 101-10 of the power supply auxiliary device 100 come into contact with each other after a predetermined distance from the position where the insertion of the battery magazine 200 into the power supply auxiliary device 100 is completed. Electrical connection is made. The electrical connection is preferably performed by a conductive material having a leaf spring-like biasing force, but is not limited thereto.

  The grip power supply connecting portion 101-10 is fixed to the subject-side inner wall of the main body of the power auxiliary device 100 with a screw (not shown). As described above, the magazine power supply connection unit 200-7 and the grip power supply connection unit 101-10 include the release switch 101-1, the electronic dial 101-2, the battery 200-2 on the grip unit 120 side of the photographing apparatus 110, and In the space surrounded by the battery 200-3 on the insertion operation member 100-2 side. The grip power supply connection unit 101-10 and the external connection unit 100-5 are connected by a known technique, and supply the battery energy supplied from the magazine power supply connection unit 200-7 to the photographing apparatus 110. Reference numeral 101-9 denotes a mounting holding member that holds mounting parts for detecting the buttons 101-3 to 101-5, and is fixed to a photographer side inner wall of the power auxiliary device 100 with a screw (not shown).

  FIG. 6 is a side view of only the batteries 200-1 to 200-6 as viewed in the longitudinal direction of the apparatus from the grip part 120 side of the image capturing apparatus 110.

  The width L2 of the two batteries 200-1 and 200-2 arranged on the grip unit 120 side of the photographing apparatus 110 is set to four batteries 200-3 to 200-6 arranged on the insertion operation member 100-2 side. It is narrower than the width L1. The reason why the batteries 200-1 to 200-6 are arranged in a mountain shape is to avoid interference between the tripod screw hole 101-8 arranged in the power auxiliary device 100 and the strap portion 101-7.

  FIG. 7 is a side view of the state in which the vertical position photographing operation member provided in the power auxiliary device 100 is arranged as viewed from the grip unit 120 side in the longitudinal direction of the device.

  The illustrated vertical position photographing operation member is disposed on the inner side than the width L1 of the four batteries 200-3 to 200-6 disposed at least partially on the insertion operation member 100-2 side. Further, the operation member for vertical position photographing is based on the width L2 of the battery 200-1 and the battery 200-2 in order to avoid interference with the two batteries 200-1 and 200-2 arranged on the grip portion 120 side. Is also arranged on the outside. The release switch 101-1 and the electronic dial 101-2, which are a part of the vertical position photographing operation member, are respectively arranged in the batteries 200-3 and 200-4 disposed on the subject side and in the battery longitudinal direction (device longitudinal direction). The projection images are arranged so as to interfere (overlap). The AF selection button 101-4 is arranged so that the projected images in the battery longitudinal direction interfere with the battery 200-6 arranged on the photographer side.

  According to the first embodiment, the longitudinal direction of the batteries 200-3 to 200-6 is substantially the same as the longitudinal direction of the power auxiliary device 100, and the number of batteries arranged on the grip portion 120 side of the photographing device 110 and the grip portion. The number of batteries arranged on the side far from 120 in the longitudinal direction of the device is made different. Specifically, a small number (two) of batteries 200-1 and 200-2 are arranged on the grip portion 120 side, and a large number (four) of batteries 200-3 on the side far from the grip portion 120 in the apparatus longitudinal direction. 200-6 is arranged. Then, a release switch 101-1 and an electronic dial 101-2 (hereinafter also referred to as a first operation member), which are part of the vertical position photographing operation member, on the subject side (in the optical axis direction) on the number side with a small number of batteries. ) And the remaining AE / ranging button 101-3, AF selection button 101-4 and AV setting button 101-5 (hereinafter referred to as the second operation member) of the vertical position shooting operation member. In this case, at least a part of the projection image when the two operation members and the battery arranged on the side far from the grip portion 120 in the longitudinal direction of the device are projected from the longitudinal direction of the device is overlapped.

  By adopting the battery arrangement as described above, a part of the optical axis direction in which the number of batteries on the grip part 120 side is small becomes an open space, and the first operation member can be arranged in this space. The power auxiliary device 100 can be downsized in both the apparatus longitudinal direction and the optical axis direction.

  Moreover, since the power supply connection part 200-7 is arranged in the space surrounded by the batteries 200-1, 200-2, the batteries 200-3 to 200-6, and the first operation member, the power supply connection The part 200-7 can be arranged efficiently.

  8 and 9 are diagrams showing a photographing apparatus (hereinafter referred to as a power assisting device integrated camera) in which a power assisting device having a vertical position photographing operation member is integrally formed according to a second embodiment of the present invention. It is.

  FIG. 8 is an external front view of the power auxiliary device integrated camera. Since the power assisting device-integrated camera 310 is configured integrally with a vertical position photographing operation member, it is not necessary to install a power assisting device sold separately as an accessory as in the first embodiment. Thus, vertical position shooting can be easily performed. In addition, a battery magazine for holding the battery is inserted on the bottom surface side, and an insertion operation member 300-2 is provided in the battery magazine exterior portion 300-1. The battery magazine is inserted from right to left as viewed on the page.

  FIG. 9 is an external perspective view of the power auxiliary device integrated camera 310. The power auxiliary device integrated camera 310 is provided with a vertical position changeover switch 301-6 so that the vertical position photographing operation member can be used, and the vertical position changeover switch 301-6 is switched to the usable position. Thus, it is possible to perform shooting using the vertical position shooting operation member.

  A release switch 301-1 and an electronic dial 301-2, which are part of the vertical position photographing operation member, are provided on the subject side of the grip unit 320 side of the power auxiliary device integrated camera 310, and on the photographer side. The AE / ranging button 301-3 and the AF selection button 301-4 are provided so that an easy shooting operation can be performed even during vertical shooting. 301-5 is an FE button. Further, on the bottom surface of the power auxiliary device integrated camera 310, there are provided a strap portion 301-7 for passing a strap string and a tripod screw hole 301-8 for attachment to a tripod. In the second embodiment, the arrangement of the vertical position photographing operation member is the above arrangement, but the present invention is not limited to this, and an operation member responsible for other functions may be arranged. This is applicable even if a part of the operation member is not provided.

  The configuration of the battery magazine and the arrangement of the plurality of batteries are the same as in the first embodiment. Two batteries are provided on the grip portion 320 side of the power auxiliary device-integrated camera 310, and four batteries are provided on the insertion operation member 300-2 side. Each battery is arranged.

  Since the configuration of the battery magazine and the arrangement of the batteries are the same as those in the first embodiment, the description of the positional relationship between each battery and the vertical position photographing operation member and the positional relationship between each battery and the power supply connection portion is omitted. In Example 2, the number of batteries is six as in Example 1, but the present invention is not limited to this, and can be applied to at least three.

  According to the second embodiment, the longitudinal direction of the six batteries is substantially the same as the lateral direction of the power auxiliary device integrated camera 310 (meaning the left-right direction in FIG. 8), and is disposed on the grip part 320 side. The number of batteries and the number of batteries arranged on the side far from the grip portion 320 in the lateral direction are made different. Then, a release switch 301-1 and an electronic dial 301-2 (hereinafter also referred to as a first operation member), which are part of the vertical position shooting operation member, are arranged on the subject side where the number of batteries is small, and shooting is performed. The remaining AE / ranging button 301-3 and AF selection button 310-4 (hereinafter also referred to as a second operation member) of the operation member for vertical position photographing are arranged on the user side, and both the operation member and the grip are arranged. At least a part of the projected images when the batteries arranged on the side far from the unit 320 in the lateral direction are projected from the lateral direction overlap each other.

  By adopting the battery arrangement as described above, a part of the optical axis direction in which the number of batteries on the grip part 320 side is small becomes an open space, and the first operation member can be arranged in this space. The power auxiliary device-integrated camera 310 can be downsized in both the lateral direction and the optical axis direction.

  In addition, since a power connection portion (not shown) is arranged in a space surrounded by a small number of batteries, a large number of batteries, and the first operation member, the power connection portion can be arranged efficiently. Become.

It is an external appearance perspective view of the power auxiliary device concerning Example 1 of this invention. It is an external appearance perspective view of the power auxiliary device similarly concerning Example 1 of this invention. It is a front view which shows the state which attached the power auxiliary device concerning Example 1 of this invention to the camera. It is a perspective view which shows the battery magazine of the power auxiliary device concerning Example 1 of this invention. It is a top view which shows the battery magazine and camera operation member of the power auxiliary device concerning Example 1 of this invention. It is a side view which shows the battery arrangement | positioning of the power auxiliary device concerning Example 1 of this invention. It is a side view which shows the battery and camera operation member of the power auxiliary device concerning Example 1 of this invention. It is a front view which shows the power supply auxiliary device integrated camera concerning Example 2 of this invention. It is a perspective view which shows the power supply auxiliary device integrated camera concerning Example 2 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 Power supply auxiliary device 100-1 Battery magazine exterior part 100-2 Insertion operation member 100-3 Tripod dial 101-1 Release switch 101-2 Electronic dial 101-3 AE ranging button 101-4 AF selection button 101-5 AV setting Button 101-6 Vertical position changeover switch 101-9 Mounting and holding member 110 Imaging device 120 Grip part 200 Battery magazine 200-1 to 200-6 Battery 200-7 Magazine power supply connection part 300-2 Insertion operation member 301-1 Release switch 301 -2 Electronic dial 301-3 AE button 301-4 AF button 301-5 FE button 301-6 Power assist device integrated camera 310 Camera 320 Grip part

Claims (6)

A vertical position photographing operation member disposed on the grip portion side of the photographing device when mounted on the photographing device;
A battery housing portion that accommodates a plurality of batteries having the same shape in a direction in which the battery longitudinal direction substantially coincides with the device longitudinal direction of the power supply auxiliary device and aligned in the optical axis direction orthogonal to the device longitudinal direction;
A power auxiliary device detachably attached to the photographing device,
In the battery accommodating portion, the plurality of batteries are arranged such that the number of the batteries arranged on the grip portion side is smaller than the number of the batteries arranged on the far side in the apparatus longitudinal direction from the grip portion. Contain
The power assisting device according to claim 1, wherein the vertical position photographing operation member is disposed on the grip portion side where a small number of the batteries are disposed. The vertical position photographing operation member includes a first operation member disposed on the subject side in the optical axis direction and a second member disposed on the photographer side in the optical axis direction with a small number of batteries interposed therebetween. It is composed of operation members,
The battery disposed on the far side in the apparatus longitudinal direction from the first operating member and the grip portion is disposed such that at least a part of each projected image overlaps when projected from the apparatus longitudinal direction. The power auxiliary device according to claim 1, wherein The battery housing part is detachably attached to the apparatus main body from the longitudinal direction of the apparatus, and has a power connection part for electrically connecting the apparatus main body and the battery when attached to the apparatus main body. And
The power supply connection portion is disposed in a region surrounded by the battery disposed on the grip portion side, the battery disposed on the far side in the apparatus longitudinal direction from the grip portion, and the first operation member. The power auxiliary device according to claim 2, wherein: An operation member for vertical position shooting arranged on the grip part side;
A battery housing portion that accommodates a plurality of batteries having the same shape in a direction in which the battery longitudinal direction substantially coincides with the device longitudinal direction of the imaging apparatus and aligned in the optical axis direction orthogonal to the device longitudinal direction;
A photographing device having
The plurality of batteries are arranged such that the number of the batteries arranged on the grip part side is smaller than the number of the batteries arranged on the side far from the grip part in the apparatus longitudinal direction. Contain
The photographing apparatus according to claim 1, wherein the vertical position photographing operation member is disposed on the grip portion side where a small number of the batteries are disposed. The vertical position photographing operation member includes a first operation member disposed on the subject side in the optical axis direction and a second member disposed on the photographer side in the optical axis direction with a small number of batteries interposed therebetween. It is composed of operation members,
The battery arranged on the side far from the first operating member and the grip portion in the lateral direction is arranged such that at least a part of each projected image overlaps when projected from the lateral direction. The imaging apparatus according to claim 4, wherein: The battery housing part is attached to and detached from the apparatus main body from the lateral direction, and has a power supply connection part for electrically connecting the apparatus main body mounted on the apparatus main body and the battery,
The power supply connection portion is disposed in a region surrounded by the battery disposed on the grip portion side, the battery disposed on the far side in the apparatus longitudinal direction from the grip portion, and the first operation member. The imaging apparatus according to claim 5, wherein

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