JP5274512B2 - camera - Google Patents

Description

  The present invention relates to a structure of a battery loading unit in a camera.

It is known that a digital camera is provided with a battery chamber for storing a battery serving as a power source and a connector for connecting the digital camera to an external device (see Patent Document 1).

Japanese Patent Laid-Open No. 11-261858

  In a conventional digital camera, a connector for connecting to an external device is disposed on the side opposite to the grip. However, while the size of the digital camera has been reduced, the size of the lens barrel and the size of the image display monitor have increased, making it difficult to arrange the connector on the side opposite to the grip. Therefore, the connector must be disposed on the grip side, but since the battery storage portion is disposed on the grip side, there is a problem that it is difficult to secure a sufficient space for arranging the connector.

  An object of the present invention is to arrange a connector in the vicinity of a battery loading portion without increasing the size of the camera.

In order to solve the above problems, a camera according to the present invention includes a photographing optical system that forms a subject image, a battery loading unit in which a battery is loaded, and an upper surface of the battery when the battery is loaded in the battery loading unit. to be disposed in a space formed, and a spring for urging the battery in the discharging direction, the battery loading portion battery contact piece and connector the battery loading portion for external connection in contact with the electrodes of the loaded the battery A board mounted on the side surface, and by combining the battery contact piece and the external connection connector with a recess formed in the battery loading portion, the battery contact piece and the external connection connector is positioned between the front Kisora, the battery contact piece also connectors for the external connection of between before Kisora characterized in that it is disposed in the remaining space not located also the spring.

  According to the present invention, it is possible to arrange a connector in the vicinity of the battery loading portion without increasing the size of the camera.

It is a disassembled perspective view of the camera of the Example of this invention. It is a disassembled perspective view of the camera of the Example of this invention. It is a figure which shows the battery case periphery of the Example of this invention. It is a figure which shows arrangement | positioning of the components of the space of the upper surface of a battery.

  Embodiments of the present invention will be described below with reference to the drawings.

(Example)
FIG. 1 is an exploded perspective view of a digital camera (electronic device) according to an embodiment of the present invention, and FIG. 2 is an exploded perspective view when viewed from a direction different from FIG. In these drawings, 1 is a front cover that covers the front side of the camera, and 2 is a rear cover that covers the back side. The front cover 1 and the rear cover 2 constitute a camera exterior. The digital camera incorporates an image sensor (not shown) (for example, a CCD sensor or a CMOS sensor), and a subject image formed on the image sensor is converted into an electrical signal and output as an image signal.

  Reference numeral 3 denotes a lens barrel that holds a photographic lens (photographic optical system) and the like, and a finder unit, a zoom motor, and a gear unit are incorporated in the lens barrel 3. The lens barrel 3 is fixed to the base 8 by fixing screws 7a, 7b and 7c.

  Reference numeral 9 denotes a battery case for holding the battery 51, and is fixed to the base 8 by screws 11a and 11b. Reference numeral 10 denotes an analog substrate (second substrate), which is incorporated between the battery case 9 and the base 8.

  As shown in FIGS. 3 and 4, a rectangular opening 9 a is provided on one surface of the battery case 9, and this opening 9 a is an analog substrate incorporated between the battery case 9 and the base 8. 10 is covered.

  Reference numeral 51 denotes a battery as a drive source of the digital camera, which is attached (loaded) to the battery case 9.

  The battery case 9 is provided with a discharge spring 58 that comes into contact with the approximate center of the upper surface of the battery 51 that is mounted. When the battery 51 is attached to the battery case 9, the discharge spring 58 is charged by the battery 51, and when the battery lock release button is pushed in the state where the battery 51 is attached to the battery case 9, the charged discharge spring 58 is charged. The battery 51 is discharged from the battery case 9 by the spring force.

  On the surface of the analog substrate 10 on the battery case 9 side, a battery contact piece 56 and an external connection connector 57 (second connector) for outputting analog signals such as video and audio are mounted. 9 is arranged so as to be combined with the concave portion provided in 9.

  Furthermore, an insulating sheet (not shown) for protecting a through hole on the substrate is attached to the surface of the analog substrate 10 on the battery case 9 side. In this insulating sheet, a substantially triangular hole is formed.

  The position of this hole is made substantially the same in the left-right direction to an insertion direction indication mark (not shown) on the battery 51, and by inserting the battery 51 into the battery case 9 with this position aligned, the insertion operation of the battery 51 is easy. I have to. Further, the hole visibility is improved by performing silk printing on the analog substrate 10 in advance at the positions of the holes provided in the insulating sheet.

  Reference numeral 12 denotes an illumination unit in which the illumination unit 13 is disposed on the upper side, and an illumination flex 14 having an illumination drive circuit mounted thereon is attached to a frame portion extending below the camera, and an illumination capacitor 15 is fixed.

  The illumination unit 12 is disposed on the front surface of the gear unit and the zoom motor assembled to the lens barrel 3, and is fixed to the base 8 with screws from the side surfaces. Here, the dimension of the illumination unit 13 in the horizontal direction of the camera is set to be substantially the same as the sum of the dimensions of the gear unit and zoom motor in the horizontal direction of the camera arranged at the rear in the optical axis direction. Thereby, the space formed behind the illumination unit 13 in the optical axis direction can be effectively utilized.

  Reference numeral 17 denotes a digital substrate (first substrate) on which a CPU, a memory, an image processing LSI, and the like are mounted. The digital board 17 is opposed to the analog board 10, and a slot 17a of an SD memory card 17b as an external memory and a USB connector 17c (first connector) for outputting a digital signal are mounted on the back side. The USB connector 17c and the above-described analog signal connector 57 are arranged side by side in a direction in which the digital board 17 and the analog board 10 face each other. The digital board 17 is fastened to the battery case 9 and the base 8 by screws 18a to 18c.

  Reference numeral 19 denotes an operation flexible board on which a release SW, a power supply SW, and the like are mounted. Reference numeral 20 denotes a speaker, and one end of the operational flexible cable 19 is soldered to a terminal portion thereof. Reference numeral 21 denotes an operation button base member made of silicon rubber, and a cross button 22, a center button 23, and push buttons 24 and 25 are pasted on one surface.

  A dome-shaped metal dish (metal dome) is attached to the other surface of the operation button base member 21 so as to correspond to the operation buttons 22 to 25 described above. When each of the operation buttons 22 to 25 is pressed, the metal dome is configured to be in contact with the pattern formed on the operation flexible cable 19 and energized.

  Reference numeral 21 a denotes a ring-shaped buffer portion formed on the operation button base member 21, and is configured to surround the edge of the speaker 20. According to the buffer portion 21a, the gap between the speaker 20 and the rear cover 2 can be closed. As a result, it is possible to omit a cushioning member such as urethane foam that has been conventionally attached to the upper portion of the speaker and has played a role such as prevention of sound leakage, thereby reducing costs.

  A light emitting button 26 has a convex light guide member 27 that is movable in the front-rear direction of the camera. A tact switch 10a mounted on the analog substrate 10 is provided on the front side of the light guide member 27 on the camera, and the tact switch 10a is switched by pushing the light guide member 27 forward of the camera. Yes.

  An LED 10b is disposed in the vicinity of the tact switch 10a in the direction orthogonal to the optical axis. Light emitted from the LED 10b is guided to the surface of the light emitting button 26 through the light guide member 27. Yes. The base portion of the light emitting button 26 is fixed to the base 8 with a screw 28.

  Reference numeral 29 denotes an LCD panel, which is held by an LCD holder 30 together with a backlight (not shown). The LCD holder 30 is fixed to the base 8 with screws 31.

  Reference numeral 32 denotes a switching button for switching the operation mode of the camera. By sliding the switching button 32 in the left-right direction (horizontal direction of the camera), it is possible to switch to the still image shooting mode, the moving image shooting mode, and the captured image playback mode. .

  The switching button 32 is configured to be slidable in the left-right direction of the camera by sandwiching the rear cover 2 together with the fixed plate 33. The switching button 32 is configured such that the mode switching SW is switched when the opening 33 a of the fixed plate 33 holds the arm portion of the mode switching SW (not shown) mounted on the operation flex 19. .

  Reference numeral 34 denotes a button holding member that holds the zoom dial 35, the release button 36, and the power button 37. In addition, a connector cover 38 extending to the lower region of the camera is provided at one end of the button holding member 34. This connector cover 38 accommodates a USB connector 17c and a video and audio connector 57 (not shown). Covers the connector housing.

  Reference numeral 41 denotes a strap attachment member for attaching the strap string 42, which is molded by die casting from the viewpoint of strength and design. The strap attachment member 41 covers the side surface of the camera, and elongated holes 41a and 41b are formed at the approximate center thereof. The strap string 42 can be hung on the hook 41c sandwiched between the long holes 41a and 41b.

  43 is an inner member having a spherical surface facing the inner surface of the strap attachment member 41, and is fitted into the elongated holes 41a and 41b from the inside of the strap attachment member 41.

  This allows the strap string 42 to be inserted into the one long hole portion 41a from the outside of the camera and pulled out from the other long hole portion 41b to the outside of the camera while sliding on the spherical surface of the inner member 43. The strap strap 42 can be easily attached.

  In addition, since the edge portions of the long hole portions 41a and 41b are covered with the inner member 43, it is possible to prevent the strap string 42 from coming into contact with the edge portions and being cut, and fingers or the like to the edge portions. It can prevent injury from contact.

The strap attachment member 41 is fixed to the base 8 with screws 44a and 44b sandwiching the front cover 1, the rear cover 2, and the inner member 43.
Reference numeral 45 denotes a tripod mounting seat in which a tripod mounting screw is cut.

  Then, in a state where the front cover 1 and the rear cover 2 are combined, screws 46a and 46b are screwed into these side surfaces, and screws 47a and 47b are screwed into the lower surface. Thereby, the front cover 1 and the rear cover 2 are fixed.

  In the above-described embodiment, the analog board 10 and the digital board 17 are disposed opposite to each other with the battery 51 interposed therebetween, and the digital signal USB connector 17c and the analog signal connector 57 are provided on the digital board 17 and the analog board 10, respectively. Provided. And by making these connectors 17c and 57 oppose each other, an effective space is created on the upper surface of the battery.

  Further, since the discharge spring 58 for discharging the battery 51 is disposed in the space, the space can be effectively used. Furthermore, by disposing the battery contact piece 56 in the remaining space, it is not necessary to provide a space for disposing the battery contact piece 56 in other portions, thereby achieving a reduction in size of the camera. In addition, with the above configuration, the battery 51 having an electromagnetic shielding effect can bring the circuits closer to the reference voltage of the battery while preventing interference between the analog board 10 and the digital board 17, and noise reduction is also achieved. doing.

  Further, by providing the battery contact piece 56 on the analog substrate 10, the function of the analog circuit that is easily affected by the potential difference is improved.

  In the above embodiment, the digital board and the analog board have been described. However, the present invention can be applied to a circuit board in which both the digital circuit and the analog circuit are incorporated.

56 Battery contact piece 57 Analog connector 58 Battery discharge spring 51 Battery 10 Analog board 17 Digital board 17C USB connector

Claims (1)

A taking optical system for forming a subject image;
A battery loading section in which a battery is loaded;
A spring that is disposed in a space formed on the upper surface of the battery when the battery is loaded into the battery loading unit, and biases the battery in a discharge direction;
A battery contact piece that contacts the electrode of the battery loaded in the battery loading unit and a board on which a connector for external connection is mounted on the surface of the battery loading unit side;
The battery contact piece and a connector for the external connection by combining the recess formed in the battery loading portion, a connector for the battery contact piece and the external connection is disposed between the front Kisora,
The battery contact piece is a camera, characterized in that arranged in the remaining space also connectors for the external connection not placed the spring out between before Kisora.

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