JP4026966B2 - Video camera - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an imaging device including a display unit such as an LCD for displaying a captured image such as a still image or a moving image.
[0002]
[Prior art]
Conventionally, in this type of apparatus, as disclosed in, for example, Japanese Patent Application Laid-Open No. 8-125890, when the LCD (liquid crystal display) unit is housed in the main body and closed, the longitudinal direction of the LCD unit is It was the same as the horizontal plane.
[0003]
On the other hand, as shown in Fig. 7, an example of a perspective view of the appearance of the video camera has recently been proposed to the market as a video camera miniaturized layout that has a rectangular parallelepiped shape with the main body being long in the height direction (vertical direction). It has been well received.
[0004]
In the figure, 1 is a video camera body, 6 is a display unit constituted by an LCD, 6a is its display screen, and 14 is a lens unit.
[0005]
[Problems to be solved by the invention]
However, in the case of the video camera as shown in FIG. 7, when an LCD panel for finder / reproduction display is installed, the display unit 6 is generally a rectangular parallelepiped following the display screen, and at the time of reproduction display and storage. Since the length direction is the same, if you try to make the whole compact in consideration of portability during storage, it is displayed with the length of the short side of the video camera body 1 (the horizontal length on the side of the body) The length of the long side (horizontal direction length) of the portion 6 is limited, and there is a problem that it is impossible to enlarge the display portion 6 (screen 6a) for the sake of easy viewing.
[0006]
In addition, as shown in FIG. 20, as the video camera main body 1 is downsized, the space exposed on the main body 1 is reduced, and a part of the speaker and various operation keys are contact surfaces between the main body 1 and the display unit 6. It has come to be installed inside.
[0007]
In this case, for example, as shown in FIG. 19, the speaker and operation members such as volume control and brightness control used only during playback are covered with the display unit 6 when the display unit 6 is housed in the main body 1. Therefore, in the case of reproducing an image, there is a drawback that the sound of the speaker is muffled or the operability is deteriorated.
[0008]
The present invention has been made in view of the above-described aspects, and an object thereof is to provide means for solving at least one of the above problems.
[0009]
[Means for Solving the Problems]
An imaging apparatus of the present invention is an imaging apparatus main body having a lens unit and having a surface having an operation member operated by an operator of the imaging apparatus, the imaging apparatus having a shape in which the vertical direction is longer than the horizontal direction, A display unit having a display screen for displaying an image; a first position where the operation member is covered by the display unit; and the display screen side of the display unit facing toward the operator, and the display screen of the display unit And a moving member that allows the display unit to move at a second position facing the direction of the subject to be imaged. The moving member moves the display unit at the first position to the second position. A first moving member capable of rotating in an upper direction of the imaging apparatus main body about an axis of 1 and the display unit in a position after being rotated in the upper direction from the first position. The second position is centered on a second axis different from the axis of A second movable member that is movable, and the movable member is an operation in which the operator rotates the display unit in the upward direction of the imaging apparatus main body about the first axis. The display unit can be moved to the second position by performing an operation of rotating about the second axis, and the display unit is provided in the first position. When the display unit is at the second position, the longitudinal direction of the display unit and the longitudinal direction of the imaging device main body substantially coincide with each other, and when the display unit is at the second position, The display unit substantially coincides with the longitudinal direction of the imaging apparatus body , and the display unit covers at least a part of the surface having the operation member by the display unit, and the display screen and the operation member are exposed. especially that the third position is rotatable To.
[0029]
(Function)
With the configuration as described above, it is possible to achieve both the enlargement of the display screen and the portability of the entire imaging apparatus.
[0031]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below in detail with reference to the drawings based on a preferred embodiment.
[0032]
FIG. 1 is a partial sectional view showing a schematic structure of a main part of a video camera according to a first embodiment of the present invention. In FIG. 1, 1 is a video camera main body, 2 is a relay part, and a cylindrical part 2a is rotatably fitted in a hole of the main body 1 so as to pass through a washer 3 and a dish (spring) washer 4 to compress the dish washer 4. Thus, the retaining ring 5 is fixed to the groove 2b. Each contact surface of the main body 1, the relay portion 2 as a moving member, and the washer 3 has a smooth surface that can slide.
[0033]
Reference numeral 6 denotes a display unit having a display screen 6a on the front surface of the hand. Reference numeral 7 denotes a bracket A, which is screw-fixed to the side surface of the display unit 6, and the hole 7 a is rotatably fitted to the second cylindrical portion 2 c of the relay unit 2.
[0034]
8 is an open / close shaft that is swaged and fixed to the relay portion 2 and is rotatably fitted to the 9a portion of the bracket B9 that is screw-fixed to the side surface of the LCD portion 6 in the same manner as the bracket A7. The small washer 11 is compressed by penetrating the washer 11 and the small plate washer 11 is fixed to the groove 8a.
[0035]
The contact surfaces of the flange portion 8b of the opening / closing shaft 8, the bracket 9 and the small washer 10 are slidable smooth surfaces. Reference numeral 13 denotes a twistable wiring cable that connects the circuits in the main body 1 and the display unit 6 via the cylindrical portions 2 a and 2 c of the relay unit 2. The relay portion 2 has a protrusion 2e on the outer periphery, and comes into contact with the protrusion 1b of the main body 1 when rotated about the cylindrical portion 2a.
[0036]
FIG. 2 is a perspective view of a video camera to which the above-described configuration is applied at the time of image reproduction. 14 is a lens unit, and 15 is a trigger button. At this time, the imaging optical axis of the video camera and the display surface of the display unit 6 are substantially parallel, and the short direction of the display unit 6 and the longitudinal direction of the video camera body are the same direction.
[0037]
In the above configuration, when the end of the display unit 6 in FIG. 2 is pulled up from the main body, the bracket B9 in FIG. 1 relays against the frictional braking force of the flange portion 8b of the opening / closing shaft 8 and the small washer 10 due to the pressure of the small washer 11. It rotates about the opening / closing axis 8 with respect to the portion 2. When the pulling is stopped at the position of the face-to-face photographing form shown in FIG. 3, the display part 6 is semi-fixed by the braking force, and face-to-face photographing is possible as shown in FIG.
[0038]
Next, in the state of FIG. 3 showing the face-to-face shooting mode, when a clockwise force is applied to the display unit 6, the relay unit 2 causes friction between the collar 2 d of the relay unit 2 and the washer 3 due to the pressure of the plate washer 4. The main body 1 is rotated around the cylindrical portion 2a of the relay portion 2 against the braking force. When the display unit 6 is stopped at the position of the high angle shooting mode as shown in FIG. 4, the display unit 6 is also semi-fixed by the braking force, and high angle shooting is possible.
[0039]
Further, when the display unit 6 is pushed downward in the state of FIG. 4, the bracket B9 shown in FIG. 1 rotates around the opening / closing axis 8 as in the case of the transition from FIG. 2 to FIG. The display screen 6a side stops contacting the main body 1 and the display unit 6 is stored in the video camera main body 1 as shown in FIG. At this time, the longitudinal direction of the display unit 6 and the longitudinal direction of the installation side surface of the display unit 6 of the main body 1 are the same direction. Since the length in the short direction of the display unit 6 is substantially the same as or slightly shorter than the length in the short direction of the installation side surface of the display unit 6 of the main body, the display unit 6 does not protrude from the main body 1.
[0040]
Further, in FIG. 4, when the display unit 6 is further rotated about 90 ° around the cylindrical portion 2a in the direction of the arrow, the normal imaging mode as shown in FIG. 6 is obtained. Photography (not shown) is also possible.
[0041]
In the normal imaging state of FIG. 6, the imaging optical axis and the display surface of the display unit 6 are substantially vertical, and the short side direction of the display unit and the long side of the installation side surface of the display unit 6 of the main body 1. The direction is the same direction.
[0042]
At this time, when the display unit 6 is further rotated, the projection 2e of the relay unit 2 shown in FIG. 2 comes into contact with the projection 1b of the main body 1, stops before the state of FIG. 3, and does not enter this state.
[0043]
In FIG. 1, the rotation center line B of the relay member 2 is offset from the center line A in the short direction of the display unit 6 by a dimension l with respect to the center line A of the width of the attachment side of the display unit 6. ing. Therefore, even when the relay member 2 is disposed in the vicinity of the corner of the side surface of the main body 1, the display unit 6 does not protrude from the main body 1 when the display unit 6 is stored. The relay member 2 is disposed in the vicinity of the corner of the side surface of the main body 1 so that the operation buttons can be disposed on the side surface of the main body 1.
[0044]
A two-dot chain line in FIG. 1 represents an image of the cover of the LCD unit 6 relay unit 2.
[0045]
As described above, as shown in FIG. 5, the shape at the time of storage and carrying can be configured compactly without protrusions, and as shown in FIG. 2, it is possible to make the display unit 6 (screen 6 a) at the time of reproduction large and easy to see. It is.
[0046]
In addition, the protrusion of the display unit 6 at the time of reproduction can be reduced, and the weight balance can be improved.
[0047]
Next, a second embodiment of the present invention will be described.
[0048]
FIG. 8 is a perspective view of a form in which the back surface of the display screen 6a configured by the liquid crystal panel of the second embodiment is in contact with the main body. The same reference numerals as those in FIG. 1 are the same as those in FIG. 1, and the description thereof is omitted.
[0049]
Reference numeral 1c denotes a sound generation hole, and a speaker is installed in the corresponding interior of the main body 1. Reference numeral 1d denotes operation keys at the time of reproduction such as volume, reproduction, stop, and fast-forwarding of audio output from the speaker installed on the surface of the main body.
[0050]
In this state where the opposite surface of the display screen 6 a of the display unit 6 is in contact with the main body 1, the sound generation hole 1 c of the speaker and the operation keys 1 d such as volume, playback, stop, and fast-forward installed on the surface of the main body are displayed on the display unit 6. It is arranged at a position that is not hidden, that is, below the side surface of the main body to which the display unit 6 is connected.
[0051]
Reference numeral 14 denotes a lens unit, 15 denotes a trigger button, 16 denotes a viewfinder, 17 denotes a fade key, and 18 denotes a backlight correction key.
[0052]
The structure of the hinge 2 is the same as that in FIG.
[0053]
In the above configuration, when an image is reproduced and displayed on the display unit 6 in the state of the video camera shown in FIG. 8, the sound output in accordance with the reproduction display has the speaker sound hole and the reproduction keys all open. Therefore, sound quality is good and operability is also good.
[0054]
When the display unit 6 is pulled up from the main body 1, the bracket 9 is moved around the opening / closing shaft 8 with respect to the hinge 2 against the friction braking force of the flange 8 b of the opening / closing shaft 8 and the small washer 10 due to the pressure of the small washer 11. Rotate. When the rotation of the display unit 6 is stopped at the position shown in FIG. 9, the display unit 6 is semi-fixed by the braking force so that face-to-face photography is possible.
[0055]
Next, when a clockwise or counterclockwise force about the axis B as shown in FIG. 10 is applied to the display unit 6 in FIG. 9, the hinge 2 receives the pressure of the flat washer 4 and the collar 2 d of the hinge 2 and the washer 3. It rotates about 2a of the hinge 2 with respect to the main body 1 against the friction braking force. When the display unit 6 is stopped at the position shown in FIG. 10 and then pushed downward, the bracket B9 is rotated around the opening / closing shaft 8, and the display screen 6a is brought into contact with the main body 1 and stopped to be in the state shown in FIG.
[0056]
In the state of FIG. 11 in which the display screen 6a of the display unit 6 is in contact with and stored in the main body 1, the contact surface of the display unit 6 is larger than that in the image image display of FIG. 1c and operation keys 1d such as volume, playback, stop, fast-forward, etc. installed on the surface of the main body are hidden by the display unit 6 to prevent malfunction. The state shown in FIG. 11 is a state in which shooting is not performed or shooting is performed using the finder 16. For this reason, the speaker sound generation hole 1c and the reproduction key 1d are not used, and therefore there is no problem even if they are hidden by the display unit 6.
[0057]
In FIG. 10, if the display unit 6 is further rotated by about 90 degrees in the direction of the arrow, photographing using the display unit 6 as shown in FIG. 12 becomes possible.
[0058]
When further rotated, the projection 2e of the hinge 2 abuts on the projection 1b of the main body 1 to avoid over rotation.
[0059]
As described above, according to the second embodiment, in the imaging apparatus having the display unit 6 of the first embodiment, when the image is reproduced and displayed, the sound generation hole 1c is reproduced in the vicinity of the display unit 6. Since the operation key 1d is arranged, the operability is good. When the display unit 6 is housed, the sound generation hole 1c and the reproduction operation key 1d are covered with the display unit 106, so that entry of dust and dust can be prevented.
[0060]
Next, a third embodiment of the present invention will be described.
[0061]
13 to 15 are perspective views of the video camera according to the third embodiment. In the state of the video camera in which the display unit of FIG. 7 is housed, 20 is a video camera body, 21 is a lens, 22 is a microphone for inputting sound, 23 is a zoom lever for operating a zoom magnification, and 24 is a view. A finder, 25 is a display unit, and 26 is a hinge. The display unit 25 can be rotated in the direction of arrow A about a shaft 26a slightly deviated from the central axis 25a in the height direction with respect to 26. Further, 26 is rotatable with respect to the main body 20 about a shaft 26b.
[0062]
Reference numeral 27 denotes a fade key, and 28 denotes a backlight correction key, which are operation members used when performing imaging. Reference numerals 29 to 32 are rewind / stop / play / fast-forward operation keys.
[0063]
FIG. 15 is a perspective view of the video camera when an image is reproduced and displayed using the display unit 25. In FIG. 9, 25b is a display screen constituted by an LCD or the like installed on one side surface of the display unit 25, 33 is a sound generation hole part in which a speaker is installed at the back of the main body, and 34 is an operation for adjusting the speaker volume. A key 35 is a luminance increase / decrease key for the display screen, and is an operation member used for reproducing and displaying an image.
[0064]
In the state where the display screen 25b of FIG. 13 is housed, it is possible to take a picture while confirming the image using the finder 24. In this case, the fade key 27 and the backlight correction key 28 used for imaging are exposed, and the speaker sounding hole 33, the volume adjustment key 34, and the luminance increase / decrease -35 that are not used for imaging are covered with the display unit 25. It is protected from dust and garbage.
[0065]
Next, as shown in FIG. 14, from the state of FIG. 13, first, the shaft 26b is rotated about 90 ° in the direction of arrow B, then the shaft 26a is rotated about 180 ° in the direction of arrow A, and the shaft 26b is again rotated. Is rotated in the direction of arrow B to obtain an image reproduction display state as shown in FIG. In the state of FIG. 15, the contact surface of the display unit 25 with respect to the main body 20 moves from the state of FIG. 13, and the speaker sound generation hole 33, the volume adjustment key 34, and the luminance increase / decrease key 35 used when reproducing and displaying an image are exposed. However, the fade key 27 and the backlight correction key 28 that are not used when reproducing and displaying an image are covered with the display unit 25 and are protected from dust and dust.
[0066]
Next, modifications of the third embodiment are shown in FIGS. In this modification, when an image is reproduced and displayed, the display unit 25 protrudes from the lower part of the main body 25.
[0067]
In the state where the display unit 25 of FIG. 16 is housed, it is possible to take a picture while confirming the image using the finder 24. In this case, the speaker sound generation hole 33 used at the time of reproduction is covered with the display unit 25 and is protected from dust and dust.
[0068]
FIG. 17 is a perspective view of the video camera according to the present embodiment in the case of reproducing and displaying an image.
[0069]
Since the display unit 25 rotates about an axis slightly shifted from the horizontal central axis 25a of the display unit 25, the speaker sound generation hole 33 covered with the display unit 25 in the state of FIG. 16 is exposed in FIG. Therefore, the sound quality can be maintained.
[0070]
Further, when the image is reproduced and displayed, the display unit 25 protrudes from the lower part of the main body 20 as shown in FIG. 18, so that the main body tilts and the display screen 25b is easy to see from above.
[0071]
In the third embodiment, a fade key 27 and a backlight correction key 28 are shown as operation members used for imaging, and a volume adjustment key 34, a luminance adjustment key 35, and the like are used as operation members used for image reproduction display. Although described, the present invention is not limited to these keys.
[0072]
【The invention's effect】
As described above, according to the present invention, both the enlargement of the display screen and the portability of the entire imaging apparatus can be achieved.
[0073]
In addition, according to the present invention, the contact surface between the display unit and the main body moves in each state of imaging and image reproduction of the display unit. Therefore, it is possible to ensure the effectiveness of the speaker and the operability of various operation keys without increasing the size of the video camera.
[Brief description of the drawings]
FIG. 1 is a partial cross-sectional view of an outline structure of a main part of a video camera according to the first and second embodiments. FIG. 2 is a perspective view when the video camera according to the first embodiment is played back. FIG. 4 is a perspective view when performing a face-to-face shooting of the video camera according to the first embodiment. FIG. 4 is a perspective view when performing a high-angle shooting of the video camera according to the first embodiment. FIG. 6 is a perspective view when the video camera according to the first embodiment is taken. FIG. 7 is an external perspective view of an example of a conventional small video camera. FIG. 8 is a perspective view of a video camera when performing playback display of images in the second embodiment. FIG. 9 is a perspective view of a video camera when performing face-to-face shooting in the second embodiment. Bidet when the display unit in the second embodiment is rotated from FIG. FIG. 11 is a perspective view of the video camera when the display screen according to the second embodiment of the present invention is brought into contact with the main body. FIG. 12 is a diagram showing a display unit according to the second embodiment of the present invention. FIG. 13 is a perspective view of the video camera when it is rotated from 4 to perform normal shooting. FIG. 13 is a perspective view of the video camera when the display screen according to the third embodiment of the present invention is brought into contact with the main body. FIG. 15 is a perspective view of a video camera when a display screen according to the third embodiment of the present invention is raised from the main body. FIG. 15 is a perspective view of the video camera when reproducing and displaying an image according to the third embodiment of the present invention. FIG. 16 is a perspective view of a video camera when the display screen in the modification of the third embodiment of the present invention is brought into contact with the main body. FIG. 17 is an image of the image in the modification of the third embodiment of the present invention. Video for playback display FIG. 18 is a side view of a video camera when reproducing and displaying an image in a modification of the third embodiment of the present invention. FIG. 19 is a video camera when reproducing and displaying an image according to a conventional example. FIG. 20 is a perspective view of a video camera when imaging is performed according to a conventional example.
DESCRIPTION OF SYMBOLS 1 Main body 2 Relay part 3 Washer 4 Dish washer 5 Retaining ring 6 LCD part 6a Display part 7 Bracket 1
8 Opening / closing axis 9 Bracket 2
DESCRIPTION OF SYMBOLS 10 Small washer 11 Small plate washer 12 Small retaining ring 13 Wiring 14 Lens part 15 Trigger button 20 Main body 26 Hinge 27 Fade key 28 Backlight correction key 33 Speaker sounding hole part 34 Volume adjustment key 35 Brightness adjustment key

Claims (5)

An imaging device having a lens portion and having a shape in which the vertical direction is longer than the horizontal direction,
An imaging apparatus main body having a surface having an operation member operated by an operator of the imaging apparatus;
A display unit having a display screen for displaying an image;
A first position where the operation member is covered by the display unit, a display screen side of the display unit facing toward the operator, and a back side of the display screen of the display unit facing toward a subject to be imaged. 2 and a moving member that enables the display unit to move,
The moving member includes a first moving member that allows the display unit at the first position to rotate in an upward direction of the imaging apparatus main body about a first axis, and the first position from the first position. A second moving member that allows the display unit at a position after the rotation in the upward direction to be rotated to the second position around a second axis different from the first axis; and The moving member includes an operation in which the operator rotates the display unit in the upward direction of the imaging apparatus main body about the first axis, and an operation to rotate the display unit about the second axis. By doing so, the display unit can be moved to the second position, and when the display unit is in the first position, the longitudinal direction of the display unit and the display unit When the longitudinal direction of the imaging device main body is substantially coincident and the display unit is in the second position, The lateral direction of the display section and the longitudinal direction of the imaging apparatus main body substantially coincides, furthermore, the display unit, together with the at least a portion of the surface having the operation member is covered by the display unit, the display screen and An imaging apparatus, wherein the imaging apparatus is rotatable to a third position where the operation member is exposed .   The imaging apparatus according to claim 1, wherein the operation member includes a member for reproducing and displaying an image on the display unit.   3. The imaging apparatus according to claim 1, wherein the operation member includes a volume adjusting member that adjusts a volume of a sound to be output. The imaging according to any one of claims 1 to 3 , wherein an operation member used for imaging is provided on a surface adjacent to a side in a longitudinal direction among surfaces having the operation member. apparatus. In any one of claims 1 to 4, wherein the moving member, characterized in that the display unit is the provided on the side of the lateral direction of the upper of the imaging apparatus when in the first position Imaging device.

Images