JP2006047857A - Grip of imaging device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide the grip of an imaging device excellent in operability and grip feeling. <P>SOLUTION: A digital camera 100 is equipped with a main frame 301 arranged nearly perpendicularly to the optical axis direction of the digital camera 100, a battery housing part 302 in which a battery module 211 composed of a battery or the like is housed, and a pair of right and left non-metallic grip 308a and metallic grip 308b with which the front side of the battery housing part 302 is covered and which is fixed on the front side thereof through a screw or the like. The non-metallic camera grip 308a is two-sort molding whose outside is made of elastomer and whose inside is made of plastic. A projecting part being a finger put part is formed on the metallic camera grip 308b by drawing. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a grip of an imaging apparatus.

Conventional camera grips protrude in the front direction of the camera in order to improve grip holdability, and there is a battery compartment in this grip due to problems with component layout and the balance of the center of gravity during use. Is provided. In addition, since the grip is the place where the user's force is most applied when operating the camera, a certain level of strength is ensured so as not to cause a phenomenon of deteriorating the quality such as the generation of a squeaking noise when the grip is held. This strength is ensured by combining a plurality of components (see, for example, Patent Document 1).
JP 2003-315886 A

  However, the strength of conventional camera grips is ensured by simply increasing the wall thickness, so depending on the size of the battery, the size of the grip increases and the degree of freedom in camera design is reduced. It is difficult to realize a good holdability and a feeling of operation, and this may give the camera user troublesomeness such as fatigue.

  In addition, the camera of Patent Document 1 is also concerned with an increase in the number of parts and a deterioration in assemblability.

  An object of the present invention is to provide a grip of an imaging apparatus with good operability and grip feeling.

  In order to achieve the above object, the grip of the imaging apparatus according to claim 1 is a grip of an imaging apparatus having an exterior part composed of a plurality of molded parts, and a grip part fixed to the exterior part, and a grip part. It is provided with a metal convex shape portion for finger attachment provided, and the convex shape portion is formed by press working.

  The grip of the imaging device according to claim 2 is the grip of the imaging device according to claim 1, wherein the grip portion includes a pair of left and right metal grip portions and a non-metal grip portion.

  The grip of the imaging device according to claim 3 is the grip of the imaging device according to claim 2, wherein the non-metallic grip is an integrally molded product of plastic and rubber.

  The grip of the imaging device according to a fourth aspect is characterized in that in the grip of the imaging device according to any one of the first to third aspects, another component is disposed inside the convex portion.

  The grip of the imaging device according to claim 5 is the grip of the imaging device according to claim 4, wherein the separate part is a light receiving window for remote control.

  The grip of the imaging device according to claim 6 is the grip of the imaging device according to any one of claims 1 to 5, wherein the convex portion is above an optical axis of a photographing optical system of the imaging device. It is characterized by being located.

  The grip of the imaging device according to claim 7 is the grip of the imaging device according to any one of claims 1 to 6, wherein at least two edges of the metal grip portion are bent. And

  According to the grip of the imaging device according to claim 1, the grip portion fixed to the exterior portion and a metal convex shape portion for finger placement provided on the grip portion, the convex shape portion is press-worked. Therefore, the grip strength is improved and the operability and the grip feeling are improved.

  According to the grip of the imaging device according to the second aspect, the grip portion is composed of a pair of left and right metal grips and non-metal grips, so that the degree of freedom in designing the grip can be increased and the strength can be increased.

  According to the grip of the imaging device according to the third aspect, since the non-metallic grip portion is an integrally molded product of plastic and rubber, the grip feeling can be further improved.

  According to the grip of the imaging device according to the fourth aspect, since another component is arranged inside the convex portion, the space inside the convex portion can be effectively used.

  According to the grip of the imaging device according to claim 5, since the separate part is a light receiving window for remote control, it is possible to eliminate the need for providing a space for the light receiving window for remote control separately. The degree of freedom can be increased.

  According to the grip of the imaging device of the sixth aspect, since the convex portion is located above the optical axis of the imaging optical system of the imaging device, the grip feeling of the grip can be enhanced.

  According to the grip of the imaging device according to the seventh aspect, since at least two edges of the metal grip portion are bent, the strength of the grip can be more reliably increased.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  1A and 1B are perspective views of an imaging apparatus according to an embodiment of the present invention. FIG. 1A shows a case when viewed from the front side, and FIG. 1B shows a case when viewed from the back side.

  In FIG. 1, a digital camera 100 includes a front-side exterior portion 101 on the front side and a back-side exterior portion 102 on the back side.

  The front-side exterior portion 101 includes a lens portion 103 having an optical system that captures a subject image at a central portion, and a lens barrel portion 104 that holds the lens portion 103. Above the strobe portion 105, an optical viewfinder window 106, and And an optical sensor window 107 provided for various optical sensors, and a release button 108 for executing photographing on the upper side.

  The front side exterior portion 101 includes a grip 109 on the left side in the drawing.

  On the back side, the back side exterior portion 102 has a zoom button 110 that adjusts the magnification by a switch provided on each of the left and right ends when using the optical scaling function or the digital scaling function, and a power source for the camera body. And a liquid crystal display (LCD) 112 that displays various information such as confirmation, reproduction, and photographing conditions of a photographed image, and a cross-shaped arrangement. And a cross key 113 for controlling the operation of the digital camera 100 by operating / selecting a menu displayed on the liquid crystal display device 112, and having the same position as the cross key 113 below. A switch group 114 having a function is provided.

  FIG. 2 is a block diagram schematically showing the configuration of the digital camera 100 of FIG.

  In FIG. 2, the digital camera 100 includes a CPU (Central Processing Unit) 201 that controls the digital camera 100 and calculates various data, a RAM (Random Access Memory) 202 that stores various data while the CPU 201 is operating, A ROM (Read Only Memory) 203 that stores programs executed in the CPU 201 and various data in advance, a lens, a shutter, and the like, and an imaging device such as a CCD (Charge Coupled Device) and a CMOS (Complementary Metal-Oxide Semiconductor) A camera module 204 that outputs image data based on an output imaging signal, and a JPEG module 205 that performs JPEG (Joint Photographic Expert Group) compression of the image data output from the camera module 204 and decompression of the JPEG-compressed image data And JPEG module 205 A memory card interface unit 206 to which a removable nonvolatile memory card 207 that stores the compressed image data as an image file is connected, and a video module 208 that displays a captured image and a reproduced image on the liquid crystal display device 112. A print module 209 that prints image data stored in a non-volatile memory (not shown) or a non-volatile memory card 207 included in the digital camera 100, and a user interface module 210 that reads the states of various buttons operated by the user. And a battery module 211 that supplies power for operating the digital camera 100, and these are connected via a bus 212.

  FIGS. 3A and 3B are perspective views of the digital camera 100 in FIG. 1. FIG. 3A shows a case when viewed from the front side, and FIG. 3B shows a case when viewed from the back side.

  In FIG. 3, the digital camera 100 includes a main frame 301 disposed substantially perpendicular to the optical axis direction of the digital camera 100.

  The digital camera 100 also includes a lens barrel unit 104 having an imaging optical system, a battery storage unit 302 that stores a battery module 211 made of a battery, a DRAM 401 that is a main electrical component of the digital camera 100, and an image processing chip 402. , And the main substrate 303 on which the CPU 403 and the like are mounted, and connected to the battery terminal via a lead wire by soldering or the like, and power is supplied from the battery module 211 connected to the battery terminal and the digital camera 100 is driven. A DC / DC board 304 having a DC / DC converter circuit for supplying a stable power source necessary for control to the digital camera 100 and a semiconductor chip for performing mechanical control such as zoom control of the imaging optical system are mounted. The emission control of the mechanical driver board 305 and the flash unit 105 A strobe board 306 equipped with a strobe circuit, an analog video terminal 307a connected to an external video device such as a television receiver, a power supply terminal 307b connected to an external DC power supply, and a digital terminal 307c connected to a PC or the like. An external connection terminal board 307 mounted as an external connection terminal and various mechanical parts (not shown) such as a strobe unit are provided, and these are fixed to the main frame 301 by screws or the like.

  The digital camera 100 further includes a pair of left and right non-metallic grips 308a and 308b that cover the front side of the battery storage section 302 and are fixed to the battery storage section 302 by screws or the like, and a non-metallic grip 308a and a metallic grip 308b. A remote control light receiving element for receiving a signal from a remote controller (not shown) provided with a remote control light receiving window 309 and a remote control light projecting element provided on the upper front side and the upper side surface of the camera and for controlling the camera such as photographing and zooming 310 (FIG. 4).

  Since the analog video terminal 307a, the power supply terminal 307b, and the digital terminal 307c are taller than other electrical mounting parts, the external connection terminal board 307 including these is directly below the lens barrel 104 and is a digital camera. 100 are arranged substantially in parallel on the bottom surface. Thereby, it mounts efficiently in the space enclosed by the lens-barrel part 104, a camera side part, and a camera bottom face part.

  The DC / DC board 304, the mechanical driver board 305, and the strobe board 306 are arranged perpendicular to the main board 303, and the DC / DC board 304 is arranged adjacent to the battery storage chamber 302. Thereby, the power supplied from the battery module 211 can be taken in efficiently.

  The main board 303 includes a connector 303a, the mechanical driver board 305 includes a connector 305b, and the DC / DC board 304 is connected to the connector 304b included in the DC / DC board 304 via the mechanical driver board 305. And is electrically connected to the main board 302 via a connector 303a connected to a connector 304a included in the DC / DC board 304 (FIG. 5).

  The main board 303 is connected to the DC / DC board 304 by a connector, and is fixed by a screw with the main frame 301. Therefore, the main board 303 can be easily assembled only by removing the back side exterior portion 102. The function of the camera can be changed by simply exchanging the main board 302.

  FIG. 6 is a perspective view of the non-metallic camera grip 308a in FIG.

  In FIG. 6, a non-metallic camera grip 308a is a two-color molded product having an outer side of an elastomer and an inner side of a plastic, and includes a remote control light receiving window 309 fixed by heat welding or a screw, and is indicated by an arrow in FIG. Are fixed to the battery housing portion 302 by screws.

  7A and 7B are perspective views of the metal camera grip 308b in FIG. 3, and FIG. 7A shows a case when viewed from the outside, and FIG. 7B shows a case when viewed from the inside.

  In FIG. 7, the metal camera grip 308 b includes claw portions 501 a and 501 b, and a convex shape portion for finger placement is formed by drawing processing in A that is above the optical axis of the digital camera 100.

  The metal camera grip 308b is also subjected to drawing processing on three surfaces of the upper surface side, the bottom surface side, and the side surface side, and the edges thereof are bent, thereby increasing the strength of the metal camera grip 308b alone. be able to.

  The non-metallic camera grip 308a includes holes 502a and 502b (FIG. 9), which are fitted in the claw portions 501a and 501b of the metallic camera grip 308b in the direction of the arrow behind the digital camera 100, respectively. The camera-made camera grip 308b is fixed to the battery housing portion 302 with screws so that the boundary line with the non-metallic grip 308a is substantially at the center of the grip 109 at three locations indicated by arrows in FIG.

  According to the non-metallic camera grip 308a and the metallic camera grip 308b of FIGS. 6 and 7, since the outside of the non-metallic grip 308a is an elastomer, the photographer can obtain a good grip feeling due to the elastomer.

  In addition, since the non-metallic grip 308a is a two-color molded product, when the elastomer and the plastic are separately attached, the shape of the elastomer must be simplified due to molding and assembly problems. The restriction on the shape of the elastomer is eliminated, and the elastomer part can be exposed even in the appearance part using many curved surfaces, so that the degree of freedom in design can be drastically improved.

  Furthermore, since the metal camera grip 308b has a convex portion for fingering formed by drawing, the strength of the grip portion can be improved, and the space generated by providing the convex portion is more efficient. Thus, the remote control light receiving window 309 and the remote control light receiving element 310 can be arranged.

  In this embodiment, the non-metallic grip 308a is a two-color molded product with an elastomer on the outside and plastic on the inside, but a plastic product with a rubber-like coating or the like is used to improve the grip feeling. May be.

1A and 1B are perspective views of an imaging apparatus according to an embodiment of the present invention, where FIG. 1A shows a case when viewed from the front side, and FIG. FIG. 2 is a block diagram schematically showing a configuration of the digital camera of FIG. 1. 2A and 2B are perspective views of the digital camera of FIG. 1, in which FIG. 1A shows a case when viewed from the front side, and FIG. It is a figure used for demonstrating the structure of the digital camera of FIG. 3, and is the figure seen from the upper part. 4A and 4B are diagrams used for explaining a method of connecting various substrates included in the digital camera of FIG. 3, in which FIG. 3A shows a connected state and FIG. 3B shows a disconnected state. It is a perspective view of the non-metallic camera grip in FIG. It is a perspective view of the metal camera grip in FIG. 3, (a) shows the case where it sees from an external appearance side, (b) shows the case where it sees from an inner side, respectively. It is a figure used for demonstrating the connection method of the non-metallic grip in FIG. 3, and a battery accommodating part. It is a figure used for demonstrating the connection method of the metal grip in FIG. 3, and a non-metallic grip. It is a figure used for demonstrating the connection method of the metal grip in FIG. 3, and a battery accommodating part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 Camera 101 Front side exterior part 102 Back side exterior part 103 Lens part 104 Lens barrel part 105 Strobe part 106 Optical finder window 107 Optical sensor window 108 Release button 109 Grip 110 Zoom button 114 Switch group 211 Battery module 301 Main frame 302 Battery storage Part 303 Main board 304 DC / DC board 305 Mechanical driver board 306 Strobe board 307 External connection terminal board 308a Non-metallic grip 308b Metallic grip 309 Remote control light receiving window

Claims (7)

  A grip of an imaging apparatus having an exterior part made of a plurality of molded parts, comprising: a grip part fixed to the exterior part; and a metal convex shape part for a finger hook provided on the grip part, The grip of the imaging device, wherein the shape part is formed by press working.   The grip of the imaging apparatus according to claim 1, wherein the grip portion includes a pair of left and right metal grip portions and a non-metal grip portion.   The grip of an imaging apparatus according to claim 2, wherein the non-metallic grip portion is an integrally molded product of plastic and rubber.   The grip of the imaging apparatus according to any one of claims 1 to 3, wherein another component is disposed inside the convex portion.   5. The grip of an imaging apparatus according to claim 4, wherein the separate part is a light receiving window for remote control.   The grip of the imaging apparatus according to any one of claims 1 to 5, wherein the convex portion is located above an optical axis of a photographing optical system of the imaging apparatus.   The grip of the imaging apparatus according to any one of claims 1 to 6, wherein the metal grip portion has at least two side edges bent.

Images