JP2005210527A - Imaging unit - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an imaging unit, with which convenience can be further improved, when opening/closing a lid or exchanging a battery for a battery housing part. <P>SOLUTION: The imaging unit comprises a battery loading and unloading port 10 which is positioned lower than a finder part 8 at the backside of a body part 2 and through which a battery 9 is loaded and unloaded; a battery housing part 11 wherein the battery 9 is housed through the port 10; a lid 12 the base end side of which is supported via a hinge mechanism 31 on the back side of the body part 2 so as to be turned and which is made openable and closable between an opening position to open the port 10 and a closing position to close the port 10; and a lid lock mechanism 33 for holding the state of the lid 12 closing the port 10. The lock state of the lid lock mechanism 33 is released, by picking up an operating portion 54a, which is provided at the side face portion at the tip side of the lid 12. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an imaging apparatus that can store a battery therein.

  For example, an imaging apparatus such as a digital video camera or a digital still camera uses a battery as a power source. In addition, some imaging devices can accommodate a battery so as not to impair the appearance of the entire device (see, for example, Patent Documents 1 to 3).

  The main body of such an image pickup apparatus is provided with a battery insertion / removal port through which the battery is inserted / removed, a battery storage unit for storing the battery therein through the battery insertion / removal port, and a lid for opening / closing the battery insertion / removal port. It has been. In addition, an imaging device is generally provided with a lid lock mechanism that prevents an erroneous opening operation of the lid so that the battery does not easily jump out or fall out of the battery insertion / removal port.

  By the way, the battery replacement work in the conventional imaging apparatus is very troublesome for the user. For example, in the lid opening / closing device described in Patent Document 2, after the main body portion is changed and the operation portion of the lid lock mechanism on the bottom surface portion is slid to release the locked state, the lid body is defined as the rotation center. After sliding to the opposite side, an opening operation in which the lid is rotated in a direction to open the battery insertion / removal port, or a closing operation opposite to the opening operation is required. This is to securely hold the battery, which is relatively heavy in the limited space of the main body, in the battery housing, and conversely, it is a major factor that makes the user feel bothered about battery replacement. It was.

Japanese Patent Laid-Open No. 9-22585 JP-A-9-163204 JP-A-6-119920

  Therefore, the present invention has been proposed in view of such conventional circumstances, and an imaging apparatus capable of further improving usability in opening / closing operation of a lid with respect to a battery storage unit, replacement of a battery, and the like. The purpose is to provide.

  In order to achieve this object, an imaging apparatus according to the present invention includes a main body provided with an imaging unit for capturing an image of a subject, and an image captured by the imaging unit located on the back side of the main body. A finder portion for peeping in, a battery insertion / removal port in which a battery is inserted / removed positioned below the finder portion on the back side of the main body, and a battery storage portion in which the battery is accommodated through the battery insertion / removal port The base end side is pivotally supported on the back side of the main body via a hinge mechanism so that it can be opened and closed between an open position for opening the battery insertion / removal opening and a closing position for closing the battery insertion / removal opening. A lid, and a lid locking mechanism for holding the lid closing the battery insertion / removal port, and the lid locking mechanism is configured by gripping an operation portion provided on a side surface portion on a distal end side of the lid. It is characterized in that the locked state of the is released.

  As described above, in the imaging device according to the present invention, the battery insertion / removal port is provided below the finder portion on the back side of the main body, and the battery insertion / removal port is provided on the side surface portion on the distal end side of the lid that closes the battery insertion / removal port. By picking up the operating part, the locked state by the lid lock mechanism is released. Then, the battery insertion / removal opening can be opened by rotating the lid while holding the operation portion. Thereby, it is possible to further improve the usability in the opening / closing operation of the lid with respect to the battery storage part provided in the limited space of the main body part, the replacement of the battery, and the like.

  Hereinafter, an imaging apparatus to which the present invention is applied will be described in detail with reference to the drawings.

  An imaging apparatus to which the present invention is applied is, for example, a camera-integrated digital video tape recorder (hereinafter referred to as a digital video camera) 1 shown in FIGS. The digital video camera 1 is rotatable to the other side of the main body 2, the panel 3 attached to one side of the main body 2 so as to be openable and closable, and the panel 2 opposite to the panel 3. And a grip portion 4 attached to the.

  The main body 2 has an image pickup unit for taking an image of a subject, and a lens portion 5 that projects the image pickup lens 5a to the outside is provided on the front surface of the main body 2. Further, a flash light emitting unit 6 that emits strobe light at night or the like is provided on the upper surface of the main body 2 so as to be popped up. In addition, a stereo microphone 7 such as a microphone is provided on the upper surface of the main body 2 as a sound recording unit for recording sound, located behind the flash light emitting unit 6.

  In the main body 2, a lens barrel having an imaging optical system including an imaging lens 5a, a CCD (Charge Coupled Device) or CMOS that captures an image of a subject imaged by the lens barrel. An imaging device such as (Complementary Mental-Oxide Semiconductor device) is provided. The imaging unit converts an image captured through the imaging lens 5a into an electrical signal by the imaging element, and outputs it as video data to a recording / reproducing unit, a display unit, etc., which will be described later.

  Displayed on the liquid crystal display element (LCD: Liquid Crystal Display) inside the eye cup 8a as the display unit on the main body side for displaying the image picked up by the above-described image pickup unit on the upper part on the back side of the main body 2 A viewfinder section (EVF: Electronic View Finder) 8 for peeking at an image is provided.

  As shown in FIGS. 2 and 6, a battery insertion / removal port 10 through which the battery 9 is inserted / removed and a battery storage unit that stores the battery 9 through the battery insertion / removal port 10 are provided at a lower portion on the back side of the main body 2. 11 and a lid body 12 that opens and closes the battery insertion / removal port 10 is provided. That is, in the digital video camera 1, the battery 9 can be stored inside the main body 2.

  A terminal cover 14 is attached to the back side of the connecting portion 13 between the main body 2 and the grip portion 4 so as to be openable and closable. For example, a headphone or a microphone is provided inside the terminal cover 14. Headphone output terminal for connection, microphone input terminal, video / audio input / output terminal for input / output of video and audio signals to other electronic devices such as personal computers, etc., connection with external power supply (AC adapter) A terminal portion such as a power jack is provided. In addition, operation buttons and switches for performing various operations are provided at various locations on the main body 2.

  As shown in FIGS. 2 and 3, the panel unit 3 is rotatably attached to the main body unit 2 via a biaxial rotating hinge mechanism 15. The hinge mechanism 15 supports the panel portion 3 with respect to the main body portion 2 so as to be rotatable in an opening / closing direction indicated by an arrow A in FIG. 3 within an angle range of approximately 90 °, and opens and closes as indicated by an arrow B in FIG. It is supported so as to be rotatable in an angle range of approximately 270 ° around an axis orthogonal to the direction. Thereby, the panel part 3 can open and close with respect to the main-body part 2, or can change direction in the open state. Moreover, the panel part 3 can be accommodated in the panel accommodating part 16 formed so that one side surface of the main-body part 2 might be notched in the closed state.

  Further, a liquid crystal display panel (LCD) 17 is provided on one main surface side of the panel unit 3 as a display unit on the panel side for displaying an image picked up by the above-described image pickup unit. Therefore, in the digital video camera 1, it is possible to display an image captured through the imaging lens 5 a on the liquid crystal display panel 17 in addition to the finder unit 8. In addition, a touch panel is provided on the front surface of the liquid crystal display panel 17, and various operations can be performed by pressing the touch panel with a finger or the like while viewing an image displayed on the liquid crystal display panel 17. It has become.

  As shown in FIGS. 2 and 4, the grip portion 4 is a portion where the photographer grips the digital video camera 1, and can be rotated to the connecting portion 13 of the main body portion 2 via a rotation hinge mechanism 18. It is attached. The rotating hinge mechanism 18 supports the grip portion 4 so as to be rotatable with respect to the main body portion 2 in an angle range of approximately 90 ° around an axis orthogonal to the optical axis indicated by the arrow C in FIG. Therefore, in this digital video camera 1, it is possible to switch the orientation of the grip part 4 with respect to the main body part 2 in accordance with the position and angle at the time of shooting.

  Note that a shutter button 19a, a zoom lever 19b, and the like for performing various operations for photographing while holding the grip 4 are provided at various positions of the grip 4. A grip belt (not shown) for holding a hand that holds the grip portion 4 is attached to the side surface of the grip portion 4.

  Further, as shown in FIG. 5, a lid 20 constituting the casing of the grip portion 4 is attached to the grip portion 4 so as to be openable and closable, and a tape cassette 21 is placed inside the lid body 20. A cassette mounting portion 22 for mounting is provided. Note that a tape mounted on the above-described tape cassette mounting unit 22 is used as a recording / reproducing unit for recording / reproducing video signals, audio signals, and the like from the above-described imaging unit and audio recording unit in the grip unit 4. A rotating head device for recording / reproducing signals with respect to the magnetic tape of the cassette 21 and a magnetic tape drawn by a plurality of guide rollers are sandwiched between a pinch roller and a cap stun, and the magnetic tape is moved at a constant speed. A tape running mechanism that runs on the machine is provided.

  In the digital video camera 1 configured as described above, a moving image, a still image, or the like while looking at the finder portion 8 on the back side or looking at the liquid crystal display panel 17 of the panel portion 3 while holding the grip portion 4. It is possible to shoot.

  Further, in this digital video camera 1, by switching the direction of the panel unit 3 with respect to the main body unit 2, for example, the photographer himself can be photographed while looking at the liquid crystal display panel 17.

  Furthermore, in this digital video camera 1, by switching the orientation of the grip part 4 with respect to the main body part 2 in accordance with the position and angle at the time of shooting, the grip part 4 can be easily gripped and shot at a stable angle. . In particular, in the state shown in FIG. 4, the grip portion 4 has a form similar to that of a single-lens reflex camera with respect to the main body portion 2, so that the photographer can easily take a still image.

  By the way, in this digital video camera 1, as shown in FIG.2 and FIG.6, in order to improve design property, it is located below the finder part 8 of the back side of the main-body part 2, and the inside of this main-body part 2 is shown. In this structure, the battery 9 is accommodated. Further, the lid 12 that is opened and closed between the open position for opening the battery insertion / removal opening 10 shown in FIG. 6 and the closing position for closing the battery insertion / removal opening 10 shown in FIG. 2 has functionality, novelty, and aesthetics. In order to improve the above, the opening / closing direction is a vertical direction.

  Further, as shown in FIG. 7, a circuit unit 23 for the battery 9 stored in the battery storage unit 11 is provided inside the lid 12. The circuit unit 23 is provided with a display button 23a. By pressing the display button 23a, for example, the remaining amount of the battery 9 and the shootable time can be displayed on the liquid crystal display panel 17. Yes. In the digital video camera 1, the circuit and functions related to the battery 9 are concentrated in the lid 12, thereby further reducing the size and improving the quality. In addition, the display button 23a provided on the lid 12 inevitably gives the operator an impression that the button is a function button related to the battery 9, so that the operability can be further improved. is there.

  As shown in FIG. 8, the lid opening / closing mechanism 30 for opening and closing the lid 12 supports a hinge mechanism 31 that supports the lid 12 so that the lid 12 can be opened and closed, and supports the lid 12 together with the hinge mechanism 31 so that the lid 12 can be opened and closed. The support mechanism 32 that performs this operation, the lid 12 that holds the battery 12 in the state where the lid 12 closes the battery insertion / removal port 10, and the battery 9 stored in the battery storage unit 11 moves in a direction in which the battery 9 is discharged And a battery lock mechanism 34 for locking the operation.

  The hinge mechanism 31 is a so-called hinge, and the lid body 12 is supported by the bottom surface portion on the back side of the main body portion 2 through the hinge mechanism 31 so that the base end side is rotatable. Specifically, the hinge mechanism 31 includes a support shaft 35, a bearing portion on the lid body 12 (hereinafter referred to as a lid body-side bearing portion) 36 through which the support shaft 35 is inserted, and a bearing portion on the main body portion 2 side ( Hereinafter, the lid side bearing portion 36 and the body side bearing portion 37 are disposed on both sides of the support shaft 35 in order to support the support shaft 35. .

  Of these, the lid-side bearing portion 36 is a portion of the lid frame 38 that constitutes the lid body 12 that is curled in correspondence with the shaft diameter of the support shaft 35. The locking portions 39a and 39b are notched. The lid 12 has a structure in which a lid cover 12a serving as an exterior is attached to the lid frame 38 by screws.

  On the other hand, the main body side bearing portion 37 is a portion obtained by curling a part of the main body frame 40 screwed to the lower surface of the case body constituting the battery housing portion 11 in the main body portion 2 so as to correspond to the shaft diameter of the support shaft 35. A pair of locked portions 41a and 41b are cut out on both sides in the axial direction across the lid-side bearing portion 36. Among these, as shown in FIG. 10, the outer locked portion 41a locks the outer locking portion 39a of the lid-side bearing portion 36 on the upper side around the axis. On the other hand, as shown in FIG. 11, the inner locked portion 41 b locks the inner locking portion 39 b of the lid-side bearing portion 36 on the lower side.

  As shown in FIGS. 8 and 9, the hinge mechanism 31 configured as described above supports the lid frame 38 so as to be rotatable with respect to the main body frame 40 between the open position and the closed position. Yes.

  Meanwhile, the lid-side bearing portion 36 and the main body-side bearing portion 37 are rotated in opposite directions around the support shaft 35, and a pair of locking portions 39a and 39b are paired at the open position shown in FIG. By being brought into contact with each other in opposite directions with respect to the locked portions 41a and 41b, the rotation of the lid 12 to the side where the battery insertion / removal port 10 is opened is locked.

  At this time, the lid-side bearing portion 36 and the body-side bearing portion 37 have a pair of locking portions 39a and 39b in contact with the pair of locked portions 41a and 41b in opposite directions, respectively. An external force in the direction of winding the curled portion is applied, and the moment of the external force applied to the contact position between the upper locking portion 39a and the locked portion 41a shown in FIG. 10 and the lower locking shown in FIG. The moment of the external force applied to the contact position between the portion 39b and the locked portion 41b is opposite to each other.

  Therefore, the hinge mechanism 31 has a structure in which a load is not directly applied to the support shaft 35 inserted through the lid-side bearing portion 36 and the main body-side bearing portion 37 in the open position. Thereby, the rigidity of the hinge mechanism 31 can be ensured and the attachment strength of the lid 12 can be increased.

  As shown in FIGS. 8 and 9, the support mechanism 32 functions as a stopper for the lid 12 that is rotated to the open position and supports the lid 12 in the open position. In addition, the support mechanism 32 constitutes a click mechanism that gives a click feeling at the open position when the lid body 12 is rotated to the side where the battery insertion / removal port 10 is opened.

  Specifically, the support mechanism 32 includes a support frame 42 formed integrally with the main body frame 40 along one side surface of the case body constituting the battery storage unit 11, and is rotatably attached to the support frame 42. And a connecting arm 44 that connects the rotating arm 43 and the lid frame 38.

  The support frame 42 includes a guide hole 45 that guides the rotation of the rotation arm 43, and an engagement protrusion 46 a that constitutes the click mechanism at the tip of an elastic piece 46 that extends in the guide hole 45. Is provided.

  The rotation arm 43 is rotated integrally with the inner arm 43a along the outer surface of the support frame 42 and the inner arm 43a supported rotatably on the inner surface of the support frame 42 via the support shaft 47. The outer arm 43b has a shape in which a connecting portion 43c that connects the inner arm 43a and the outer arm 43b in a state of being inserted through the guide hole 45 of the support frame 42 is integrally formed.

  The inner arm 43 a is formed with a slidable contact projection 48 slidably in contact with the inner surface of the support frame 42 so as to give an appropriate friction during rotation. The inner arm 43a is formed with a protruding protrusion 49 that locks further rotation of the connecting arm 44 when the lid 12 is rotated to the open position.

  The outer arm 43b has a bent piece 50 located near the connecting portion 43c and bent toward the support frame 42, and the bent piece 50 is located on the opposite side of the rotational direction. In addition, the engagement protrusion 51a and the engagement hole 51 constituting the click mechanism are provided.

  The connecting portion 43 c moves in the guide hole 45 by the rotation of the rotating arm 43, and comes into contact with one end of the guide hole 45 when the lid body 12 is rotated to the open position. The further rotation of the rotation arm 43 is locked.

  The connecting arm 44 is formed of a long flat plate member. One end of the connecting arm 44 is rotatably supported by the inner arm 43 a via the support shaft 52, and the other end is rotated by the lid frame 38 via the support shaft 53. It is supported movably.

  In the support mechanism 32 configured as described above, the engagement protrusion 46a engages with the engagement hole 51 at the open position when the lid 12 rotates to the side where the battery insertion / removal port 10 is opened. Is done. Thereby, the lid body 12 is held in the open position while providing an appropriate resistance (click feeling). Therefore, the operator can perceive the open position by such a click feeling. On the other hand, when the lid body 12 is rotated to the side where the battery insertion / removal port 10 is closed, the bent piece 50 gets over the engaging protrusion 46a at a predetermined position. At this time, the lid body 12 is moved to the closed position by the elastic force of the bent piece 50. When the lid 12 closes the battery insertion / removal port 10, the support mechanism 32 can be stored compactly inside the lid 12.

  Further, in the support mechanism 32, when the lid body 12 is rotated to the open position, the connecting portion 43c of the rotating arm 43 is brought into contact with one end of the guide hole 45, and the locking protrusion 49 is provided. By locking further rotation of the connecting arm 44, further rotation of the rotating arm 43 is locked. As a result, it is possible to increase the mounting strength of the lid 12 and ensure the rigidity when the lid 12 is opened. Further, in the open position shown in FIG. 6, the lid body 12 is inserted and removed from the battery insertion / removal port 10 when the battery 9 to be described later is replaced by forming a surface continuous with the inner bottom surface portion of the battery storage portion 11. It functions as a guide for the battery 9.

  As shown in FIGS. 8, 12, and 13, the lid locking mechanism 33 includes an operation member 54 that faces the outside from one side surface of the lid body 12 and presses the operation member 54 in the horizontal direction. A horizontal slide plate 55 to be slid, a first coil spring 56 that urges the horizontal slide plate 55 to one side in the slide direction, and a slide in the vertical direction in conjunction with the slide operation of the horizontal slide plate 55. It has a vertical slide plate 57 and a second coil spring 58 that urges the vertical slide plate 57 to one side in the sliding direction.

  The operation member 54 has a knob portion 54a facing the outside from an opening formed in the lid cover 12a, and the opposite side of the knob portion 54a is attached to the horizontal slide plate 55.

  The horizontal slide plate 55 has a pair of guide holes 59 formed in the horizontal direction, that is, in a direction parallel to the pressing direction of the operation member 54, and a pair of headed guide pins 60 inserted through the guide holes 59. By being fixed to the lid frame 38, the lid frame 38 is supported so as to be slidable in the horizontal direction. Further, the horizontal slide plate 55 has a cam portion 61 for sliding a vertical slide plate 57 described later in the vertical direction on the side opposite to the side on which the operation member 54 is attached. The cam portion 61 has a gently inclined surface that is slidably contacted with a cam pin 64 of a vertical slide plate described later.

  The first coil spring 56 is inserted between the support pins by inserting support pins provided on the lid frame 38 from one end side and inserting support pins provided on the horizontal slide plate 55 from the other end side. Held in a compressed state. As a result, the first coil spring 56 biases the horizontal slide plate 55 in the direction opposite to the direction in which the operation member 54 is pressed.

  The vertical slide plate 57 has a pair of guide holes 62 formed in a vertical direction, that is, a direction orthogonal to the slide direction of the horizontal slide plate 55, and a pair of headed guide pins inserted through the guide holes 62. By fixing 63 to the lid frame 38, the lid frame 38 is supported so as to be slidable in the vertical direction. The vertical slide plate 57 is provided with a cam pin 64 that comes into contact with the cam portion 61 of the horizontal slide plate 55. Further, the vertical slide plate 57 has a pair of lock claws 65 protruding from the tip end side of the lid body 12. On the other hand, a lock frame 66 is attached to the upper surface of the case body constituting the battery storage unit 11 by screws, and a pair of the lock frame 66 is attached to the lock frame 66 in a state where the battery 12 is closed. A pair of lock holes 67 with which the lock claws 65 are engaged are formed.

  The second coil spring 58 is inserted between the support pins by inserting support pins provided on the lid frame 38 from one end side and inserting support pins provided on the vertical slide plate 57 from the other end side. Held in a compressed state. Accordingly, the second coil spring 58 biases the vertical slide plate 57 in a direction in which the pair of lock claws 65 are engaged with the pair of lock holes 67 of the lock frame 66.

  In the lid lock mechanism 33 configured as described above, when the lid 12 closes the battery insertion / removal port 10, the pair of lock claws 65 are engaged with the pair of lock holes 67, thereby The rotation to the side that opens the battery insertion / removal port 10 is locked. Thereby, the state in which the lid 12 closes the battery insertion / removal port 10 can be maintained.

  On the other hand, from this locked state, the horizontal slide plate 55 pressed by the operating member 54 resists the bias of the first coil spring 56 by picking the knob 54 a provided on the side surface on the distal end side of the lid 12. Then, it is slid to the other side in the sliding direction. At this time, while the cam portion 61 of the horizontal slide plate 55 is in sliding contact with the cam pin 64 of the vertical slide plate 57, the vertical slide plate 57 is slid to the other side in the sliding direction against the bias of the second coil spring 58. Let Thereby, the engagement state of the pair of lock claws 65 with respect to the pair of lock holes 67 is released. Therefore, the battery insertion / removal opening 10 can be opened by rotating the lid 12 in the direction to open the battery insertion / removal opening 10 from this unlocked state.

  On the other hand, when the lid body 12 is rotated from the state where the battery insertion / removal port 10 is opened to the closed position, the pair of lock claws 65 are engaged with the lock holes 67 of the lock frame 66. Thus, the state in which the lid 12 again closes the battery insertion / removal port 10 can be firmly held.

  As shown in FIGS. 6 and 14, the battery lock mechanism 34 releases the lock position for locking the one surface facing the battery insertion / removal port 10 of the battery 9 stored in the battery storage portion 11 and the lock state for the battery 9. The lock member 68 is rotatably supported between the unlock position and the spring member 69 that biases the lock member 68 toward the lock position.

  The lock member 68 is made of a substantially flat resin member as a whole, and is disposed along one side surface of the case body constituting the battery storage unit 11, and the base end side pivots to the support frame 42 via the support shaft 70. Supported as possible.

  In addition, a hook portion 71 is provided at the distal end portion of the lock member 68 to lock one surface of the battery 9 facing the battery insertion / removal port 10. The hook portion 71 resists the bias of the spring member 69. An operation recess 71a for moving the lock member 68 to the unlock position side is provided.

  The spring member 69 is a torsion coil spring. One end of the spring member 69 is engaged with the support frame 42 while the support shaft 70 is inserted, and the other end is engaged with the lock member 68, whereby the lock member 68 is moved to the lock position side. It is energized. The spring member 69 is not limited to such a torsion coil spring, and may be a leaf spring, a compression coil spring, or the like as long as it is an elastic body that urges the lock member 68 toward the lock position.

  On the other hand, a restriction plate 72 for restricting the rotation of the lock member 68 biased by the spring member 69 toward the lock position is attached to the support frame 42 by a plurality of screws 73. The support frame 42 is provided with a restriction recess 74 that restricts the rotation of the lock member 68 toward the unlock position.

  Although not shown, a substantially conical shape that presses the battery 9 stored in the battery storage portion 11 in the discharge direction from the battery insertion / removal port 10 on the inner surface of the battery storage portion 11 that faces the battery insertion / removal port 10. A coil spring is provided.

  In the battery lock mechanism 34 configured as described above, when the battery 9 is inserted into the battery housing portion 11 from the battery insertion / removal port 10, the distal end portion of the lock member 68 in contact with the battery 9 is the spring member 69. It is rotated to the unlock position side against the bias. In this state, when the battery 9 is further inserted into the battery housing portion 11, the battery 9 is housed in the battery housing portion 11 while compressing the coil spring in the battery housing portion 11. At this time, the hook portion 71 of the lock member 68 is biased by the spring member 69 and rotated to the lock position side. Then, the hook portion 71 of the lock member 68 engages one surface facing the battery insertion / removal port 10 of the battery 9 stored in the battery storage portion 11. Thereby, it is possible to stop the battery 9 stored in the battery storage unit 11 from moving in the direction of being discharged from the battery insertion / removal port 10.

  On the other hand, when the lock member 68 is rotated toward the unlock position against the bias of the spring member 69 while pushing the operation recess 71a of the lock member 68 with a finger from this state, The battery 9 released from the locked state is urged by the coil spring in the battery housing portion 11 and pushed out of the battery housing portion 11. Thereby, the battery 9 can be discharged from the battery insertion / removal port 10 to the outside of the battery housing 11.

  By the way, in the open position shown in FIG. 6, the lid body 12 functions as a guide for the battery 9 inserted and removed from the battery insertion / removal port 10 by forming a surface continuous with the inner bottom surface portion of the battery storage portion 11. become. As a result, the battery 9 can be prevented from dropping when the battery 9 is inserted into and removed from the battery insertion / removal port 10 and the battery 9 can be easily replaced.

  As described above, in the digital video camera 1, the battery insertion / removal port 10 is provided below the finder 8 on the back side of the main body 2, and the front end side of the lid 12 that closes the battery insertion / removal port 10. The lock state by the lid lock mechanism 33 is released by pinching the knob portion 54a provided on the side surface portion. Then, it is possible to open the battery insertion / removal port 10 by rotating the lid body 12 with the knob portion 54 held. Thereby, it is possible to further improve the usability in the opening / closing operation of the lid 12 with respect to the battery storage part 11 provided in the limited space of the main body part 2 and the replacement of the battery 9.

  The present invention is not limited to the digital video camera 1 and can be widely applied to imaging devices such as a digital still camera in addition to such a digital video camera.

It is the perspective view which looked at the digital video camera to which the present invention is applied from the front side. It is the perspective view which looked at the digital video camera from the back side. It is a perspective view which shows the state which opened the panel part of the said digital video camera. It is a perspective view which shows the state which rotated the grip part of the said digital video camera. It is a perspective view which shows the state which opened the grip part of the said digital video camera. It is a principal part perspective view which shows the state in which the battery of the said digital video camera was accommodated. It is a front view which shows the structure of a lid | cover opening / closing mechanism. It is a perspective view which shows the structure of a lid | cover opening / closing mechanism. It is a principal part perspective view which shows the structure of a support mechanism. It is the principal part perspective view which looked at the hinge mechanism from the upper side. It is the principal part perspective view which looked at the hinge mechanism from the lower part side. It is the principal part perspective view which looked at the lid lock mechanism from the upper part side. It is the principal part perspective view which looked at the lid lock mechanism from the lower part side. It is a principal part perspective view which shows the structure of a battery lock mechanism.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Digital video camera, 2 Main-body part, 3 Panel part, 4 Grip part, 9 Battery, 10 Battery insertion / extraction opening, 11 Battery storage part, 12 Lid body, 30 Lid opening / closing mechanism, 31 Hinge mechanism, 32 Support mechanism, 33 Lid lock Mechanism, 34 battery lock mechanism

Claims (6)

A main body provided with an imaging unit for capturing an image of a subject;
A finder unit for peeking at an image captured by the imaging unit located on the back side of the main body unit;
A battery insertion / removal port through which the battery is inserted / removed and located below the finder part on the back side of the main body part;
A battery storage unit in which a battery is stored through the battery insertion / removal port;
The base end side is rotatably supported on the back side of the main body via a hinge mechanism, and can be opened and closed between an open position for opening the battery insertion / removal opening and a closing position for closing the battery insertion / removal opening. A lid that is made,
A lid locking mechanism for maintaining the state where the lid closes the battery insertion / removal port,
The imaging apparatus according to claim 1, wherein the lid lock mechanism is unlocked by gripping an operation portion provided on a side surface portion on a distal end side of the lid body. The hinge mechanism has a support shaft, a bearing portion on the main body portion side through which the support shaft is inserted, and a bearing portion on the lid body side, and one of the bearing portions is provided on both sides in the axial direction thereof. A pair of engaging portions are provided at the ends, and the other bearing portion is positioned on both sides in the axial direction across the one bearing portion, and a pair of covered portions that engage the pair of engaging portions around the axis. Has a locking part,
The bearing portion on the main body side and the bearing portion on the lid side are rotated in opposite directions around the support shaft, and the pair of locking portions are engaged with the pair of engaged members at the open position. The imaging apparatus according to claim 1, wherein rotation of the lid body toward a side of opening the battery insertion / removal port is stopped by being brought into contact with each other in opposite directions with respect to the stopper.   The imaging apparatus according to claim 1, wherein the lid is provided with a circuit unit for a battery stored in the battery storage unit.   The imaging apparatus according to claim 1, wherein the lid forms a surface that is continuous with an inner surface of the battery housing portion at the open position.   The imaging apparatus according to claim 1, further comprising: a click mechanism that provides a click feeling at the open position when the lid body is rotated to the side that opens the battery insertion / removal port.   The imaging apparatus according to claim 1, further comprising a battery lock mechanism that locks movement of the battery stored in the battery storage unit in a direction of being discharged from the battery insertion / removal port.

Images