JP4911174B2 - Projection device - Google Patents

Description

  The present invention relates to a projection apparatus with an imaging function.

  As a projection apparatus that projects an image on a transparent surface such as a screen, there is an apparatus that has an imaging function for imaging a subject such as a document original and displays and projects the captured image of the subject.

  Conventionally, this type of projection apparatus with an imaging function has a projector having an image display means and a projection system for projecting the display image, and a placement surface for a subject such as a document document on the upper surface. An object mounting table in which an electronic camera is provided on the upper end of a standing camera support arm so as to face the object mounting surface, and a light source for illuminating the object is disposed on the side of the subject mounting surface; (See Patent Document 1).

JP 2002-281349 A

  However, the conventional projection apparatus with an imaging function includes two devices, a projector and a subject mounting table, and the plane area of the subject mounting table is larger than the maximum size subject that can be imaged. Since the camera support arm protrudes above it, the apparatus is large and inconvenient to carry.

  An object of the present invention is to provide a projection device with an imaging function that is small and easy to carry.

The projection apparatus with an imaging function according to the present invention includes an apparatus main body including an image display means and a projection system for projecting the display image, a base end pivotally supported by the apparatus main body, and is lying down along the apparatus main body. A camera support arm that is raised obliquely upward from the storage position to the outside of the apparatus main body, and provided at the tip of the camera support arm, and the electronic camera is placed on the stand of the apparatus main body A camera support member that supports the object placed side by side with the main body, and the camera support arm can be raised at a predetermined pulling angle, and the camera support arm in the raised state The pull-up angle is set so that the electronic camera supported by the camera support member at the tip of the camera support arm is placed on the subject of the A4 size document placed on the table of the apparatus main body within the angle of view. Is set at an angle to position at a height enters, at both ends of one side edge of the main body, two corners on the side adjacent to the apparatus main body of the document original when the subject the document original A4 size A document positioning member for defining the position of the document is provided, the apparatus main body has a smaller plane area than the A4 size document, and the document positioning member defines the position of the corner of the A4 document. And a storage position within a plane area of the apparatus main body so as to be rotatable .

  That is, the projection device with an imaging function raises the camera support arm at the distal end of the camera support arm by raising the camera support arm pivotally supported by the device body so as to protrude obliquely upward toward the outside of the device body. The electronic camera supported by the camera support member is imaged with the subject facing the subject placed side by side with the device main body on the mounting base of the device main body.

  In the projection device with an imaging function of the present invention, it is preferable that the camera support member supports the electronic camera so that the angle of the electronic camera can be adjusted with respect to the camera support arm.

  The electronic camera is preferably a portable digital camera, and the camera support member preferably includes a camera holder that detachably supports the digital camera.

In function the projection system imaging of the present invention, the camera support arm, the pre and first Pick state of causing strained angle defined, small second cause than the angle is the first cause state with respect to the horizontal plane It is preferable to be caused selectively in the state .

  In the projection device with an imaging function, the one end of one side edge of the apparatus main body is substantially orthogonal to the one side edge of the apparatus main body, and the center of the apparatus main body from the center side with respect to a horizontal plane. An arm pivot shaft that is inclined downward toward one side edge is provided, and a base end of the camera support arm is supported by the arm pivot shaft so that the camera support arm is connected to one side of the apparatus main body. It is preferable that the raised position is raised from the retracted storage position along the edge so as to protrude obliquely upward to the outside of the one side edge.

  Further, the arm pivot shaft is provided so as to be tiltable in a tilting direction with respect to the horizontal plane, and the camera support arm is pivoted in a direction around the axis of the arm pivot shaft from a retracted position predetermined from the retracted position. Of the first pulling state and a second pulling state in which the angle with respect to the horizontal plane is smaller than the first pulling state, and the arm pivot shaft is tilted in the tilting direction. It is desirable to switch from one of the first pulling state and the second pulling state to the other.

  Furthermore, the electronic camera preferably includes an illumination light source for illuminating the subject.

  The projection apparatus with an imaging function according to the present invention uses the mounting base of the apparatus main body as the subject mounting surface, and therefore does not require the mounting base of the subject, and is the maximum capable of imaging the plane area of the apparatus main body. There is no need to make it larger than a subject of size.

  In addition, since the projection apparatus with an imaging function can be stored with the camera support arm lying down along the apparatus body, the height thereof can be reduced.

  Therefore, according to the projection device with an imaging function, the whole can be miniaturized and easily carried.

As described above, the projection apparatus with an imaging function according to the present invention includes an apparatus main body including an image display unit and a projection system that projects the display image, and a base end pivotally supported by the apparatus main body. A camera support arm that is raised in a state of projecting obliquely upward from the retracted storage position to the outside of the apparatus main body, and an electronic camera provided at a tip of the camera support arm. And a camera support member that supports the object that is placed side by side with the apparatus main body, and the camera support arm is capable of being raised at a predetermined pulling angle, and is in the raised state. The pulling angle of the camera support arm is determined from the A4 size document original placed on the table of the apparatus main body within the angle of view of the electronic camera supported by the camera support member at the tip of the camera support arm. By being set at an angle to position the height of the entire subject enters, along with miniaturization of the whole, the entire document original of the predetermined size can be captured by the electronic camera.
Further, this projection apparatus with an imaging function has two corners on the side adjacent to the apparatus main body of the document original when an A4 size document original is the subject at both ends of one side edge of the apparatus main body, respectively. It is preferable that a document positioning member for defining the position of the document is provided. By doing so, the A4 size document document can be easily positioned and placed on the table.
In this case, the apparatus main body has a smaller plane area than the A4 size document original, and the document positioning member has a position that defines the position of the corner of the A4 size document original and the plane of the apparatus main body. It is desirable to be able to rotate to a storage position within the area. By doing so, the entire apparatus is miniaturized, and the A4 size document original 27 is positioned and placed on the table 26. Can be placed.

  In the projection device with an imaging function according to the present invention, the camera support member preferably supports the electronic camera so that the angle of the electronic camera can be adjusted with respect to the camera support arm. The angle of the electronic camera can be adjusted, and the subject can be imaged by the electronic camera.

  Preferably, the electronic camera is a portable digital camera, and the camera support member preferably includes a camera holder that detachably supports the digital camera. The subject can be imaged using a camera.

In this imaging function projector, the camera support arm, wherein a first Pick state of a predetermined caused strainer angle, and a small second cause than the angle is the first cause state with respect to a horizontal plane state In this way, the whole A4 size document original is imaged by the electronic camera, and a part of the document original of various sizes or a small size other than the document original is obtained. The subject can be macro-imaged at a short distance by the electronic camera.

  In the projection device with an imaging function, the one end of one side edge of the apparatus main body is substantially orthogonal to the one side edge of the apparatus main body, and the center of the apparatus main body from the center side with respect to a horizontal plane. An arm pivot shaft that is inclined downward toward one side edge is provided, and a base end of the camera support arm is supported by the arm pivot shaft so that the camera support arm is connected to one side of the apparatus main body. Preferably, it is raised from the retracted storage position along the edge so as to protrude obliquely upward outwardly of the one side edge. The storage unit can be close to the subject placed on the pedestal, the length of the camera support arm can be minimized, and the camera support arm can be projected outward from the apparatus main body at the shortest distance.

  Further, the arm pivot shaft is provided so as to be tiltable in a tilting direction with respect to the horizontal plane, and the camera support arm is pivoted in a direction around the axis of the arm pivot shaft from a retracted position predetermined from the retracted position. Of the first pulling state and a second pulling state in which the angle with respect to the horizontal plane is smaller than the first pulling state, and the arm pivot shaft is tilted in the tilting direction. It is desirable to switch from one of the first raised state and the second raised state to the other, so that the camera support arm can be raised and the first The second pulling state can be switched.

  Further, the electronic camera preferably includes an illumination light source for illuminating the subject. By doing so, the document light is emitted by illumination light from the illumination light source even when ambient illuminance is insufficient. The original can be illuminated and imaged, and when performing the macro imaging, the subject can be illuminated and illuminated with illumination light from the illumination light source.

1 is a perspective view of a projection apparatus with an imaging function showing a first embodiment of the invention. FIG. The expansion perspective view of the camera support arm pivot part of the said projection apparatus. Sectional drawing of the electronic camera provided in the front-end | tip of the said camera support arm. The bottom view of the said electronic camera. FIG. 3 is a side view of a document original image pickup state of the projection apparatus. FIG. 3 is a plan view of a document original imaging state of the projection apparatus. The side view of the small object imaging state of the projection device. The top view of the small photographic subject imaging state of the said projection apparatus. The perspective view which shows an example of the portable digital camera used in 2nd Example of this invention. The perspective view of the camera support member provided with the camera holder in a 2nd Example.

(Embodiment 1)
1 to 8 show a first embodiment of the present invention, and FIG. 1 is a perspective view of a projection apparatus with an imaging function.

  As shown in FIG. 1, the projection apparatus with an imaging function includes an apparatus main body 1 including an image display means 5 and a projection system 8 that projects the display image, and a base end is pivotally supported by the apparatus main body 1. An electronic camera provided at the tip of the camera support arm 10 and a camera support arm 10 which is raised from a retracted storage position along the apparatus main body 1 so as to protrude obliquely upward to the outside of the apparatus main body 1. And a camera support member 21 that supports 16 on a table 26 (see FIGS. 5 and 7) 30 on which the apparatus main body 1 is placed, and is opposed to a subject placed side by side with the apparatus main body 1. It has.

  The apparatus main body 1 is a box-shaped body having a B4 size (257 mm × 182 mm) flat area and a height of 50 mm according to JIS (Japanese Industrial Standards), for example. And FIG. 7).

  The image display means 5 includes a transmissive liquid crystal display panel 6 and a light source 7, and a display drive circuit (not shown) that drives the liquid crystal display panel 6. The projection system 8 is a front end surface of the apparatus main body 1. The projection lens 9 is provided.

  Although the configuration of the liquid crystal display panel 6 is not illustrated, the liquid crystal display panel 6 includes a plurality of pixels arranged in a matrix, and a color image including red, green, and blue color filters respectively corresponding to the plurality of pixels. This liquid crystal display panel 6 is disposed in the apparatus main body 1 with its emission surface facing the projection lens 9.

  The light source 7 includes a lamp that emits high-intensity white light and a reflector that reflects light emitted from the lamp in one direction, although the configuration thereof is not illustrated. It is arranged on the rear end side in the apparatus main body 1 so as to face the incident surface of the liquid crystal display panel 6.

  Further, at the edge between the side surface on one side of the apparatus main body 1 and the upper surface, one end thereof, for example, the rear end on the side opposite to the side on which the projection lens 9 is provided, is inclined. The arm pivot support portion 3 is formed by the wall-shaped non-recessed portion at the rear end portion of the one side edge, and the arm storage space 4 is formed by the recessed portion.

  The rear end of the camera support arm 10 is pivotally supported by the arm pivoting portion 3 formed at the rear end of one side edge of the apparatus main body 1, and the apparatus main body as shown by a solid line in FIG. 1 from the storage position lying in the arm storage space 4 on one side edge of the apparatus 1 as shown by a virtual line (two-dot chain line) in FIG. It is provided to be.

  Further, the camera support arm 10 is provided on the arm pivot portion 3 of the apparatus main body 1 so that the first raising state with a predetermined raising angle and the angle with respect to the horizontal plane x are smaller than the first raising state. The camera support arm 10 is pivotally supported so as to be selectively raised in the second raising state. The raising angle of the camera support arm 10 in the first raising state is a camera at the tip of the camera support arm 10. The electronic camera 16 supported by the support member 21 is attached to a subject composed of a document original 27 of a predetermined size placed on a table 26 of the apparatus body 1 within an angle of view W (see FIGS. 5 and 7). It is set to an angle that is positioned at the height that the whole can enter.

  FIG. 2 is an enlarged perspective view of the pivot portion of the camera support arm 10. In this embodiment, the arm storage space is provided in the arm pivot portion 3 formed at the rear end of one side edge of the apparatus body 1. A shaft support member 13 projecting to the 4 side is provided, and the shaft support member 13 is penetrated in the radial direction so as to be substantially orthogonal to one side edge of the device body 1 and to the horizontal plane x. An arm pivot shaft 14 that is inclined in a direction that decreases from the center side of one toward the one side edge is fixed, and the base end of the camera support arm 10 is supported by the arm pivot shaft 14.

  The camera support arm 10 has a pair of fork portions 10a and 10b fixed to both the proximal end and the distal end thereof, and the arm having the proximal end fork portion 10a penetrated and fixed to the shaft support member 13. The arm pivot 14 is supported by being rotatably fitted to both ends of the pivot 14.

  The length of the camera support arm 10 including the fork portions 10a and 10b is about 250 mm, which is slightly shorter than the length (257 mm) of the apparatus main body 1. It is stored in the arm storage space 4.

  The shaft support member 13 is rotatably provided in the circumferential direction with respect to the arm pivot portion 3 by fitting the base end portion thereof to the arm pivot portion 3 so as to be pivotable. The arm pivot shaft 14 is provided so as to be tiltable in the circumferential direction of the shaft support member 13, that is, in the tilt direction with respect to the horizontal plane x.

  That is, the camera support arm 10 has the predetermined pull-up angle from the storage position where the camera support arm 10 has fallen in the arm storage space 4 of the apparatus main body 1 by the rotation of the arm pivot shaft 14 about the axis. The arm pivot shaft 14 is tilted in the tilt direction by being pulled to either the first pulling state or the second pulling state in which the angle with respect to the horizontal plane x is smaller than the first pulling state. Thus, one of the first pulling state and the second pulling state is switched to the other.

  Further, although not shown in the drawing, the camera support arm 10 is placed in the arm storage space 4 of the apparatus main body 1 at the fitting portion between the fork 10a at the base end of the camera support arm 10 and the arm pivot shaft 14. A latch mechanism is provided for stopping the camera support arm 10 at the raising angle and holding the state when the camera is lowered to the first raising state and holding the state. The fitting portion between the arm pivot portion 3 and the shaft support member 13 includes the camera support arm 10 when it is in the first retracted state and when it is in the second retracted state, respectively. A latch mechanism is provided for stopping the arm pivot shaft 14 at the tilt angle at that time and maintaining the state.

  In this embodiment, the tilt angle θ1 of the arm pivot shaft 14 when the camera support arm 10 is in the first retracted state and the arm pivot shaft 14 when the camera support arm 10 is in the second retracted state. Are set to θ1 = 30 ° to 35 ° and θ2 = 70 ° to 75 °.

  On the other hand, a camera support member 21 is attached to a fork portion 10b at the tip of the camera support arm 10 via an attachment shaft 15. An electronic camera 16 is attached to the camera support arm 10 on the camera support member 21. It is supported so that the angle can be adjusted.

  The fork portion 10b at the tip of the camera support arm 10 is configured so that the camera support arm 10 is switched to the first raised state (when the tilt angle of the arm pivot shaft 14 is θ1). The support member 21 is provided in a posture rotated by a predetermined angle in the circumferential direction of the camera support arm 10 with respect to the rear fork portion 10a so that the mounting shaft 15 of the support member 21 is horizontal.

  3 and 4 are a cross-sectional view and a bottom view of the electronic camera 16. The electronic camera 16 includes an image pickup unit 17a and an image pickup lens unit provided with a CCD (solid-state image pickup device) in a case 16a whose bottom surface is opened. 17b, and an illumination light source 18 for illuminating the subject is disposed around the imaging lens portion 17b of the camera body 17 at the opening end in the case 16a. Yes.

  The illumination light source 18 includes a plurality of light emitting elements 20 arranged on one surface of an annular wiring board 19 in the circumferential direction, and each of the plurality of light emitting elements 20 includes a red LED (light emitting diode). The LED includes a green LED and a blue LED, and is composed of a solid-state light emitting element that emits white light in which red, green, and blue light emitted from these LEDs is mixed.

  The illumination light source 18 is not limited to the one provided with the plurality of solid state light emitting elements 20, and may be, for example, a ring-shaped cold cathode tube.

  The camera support member 21 that supports the electronic camera 16 with respect to the camera support arm 10 so that the angle can be adjusted includes a rod connecting member 22 fixed to the upper surface of the case 16a of the electronic camera 16, and one end of the rod. It consists of a camera suspension rod 24 pivotally connected to a connecting member 22 via a pivot 23.

  The camera support member 21 is configured so that the pivot shaft 23 is orthogonal to the camera support member mounting shaft 15 provided on the fork portion 10b at the tip of the camera support arm 10, and the camera suspension rod 24 and the like. The end is pivotally supported by the mounting shaft 15.

  That is, the electronic camera 16 is attached to the tip of the camera support arm 10 via the camera support member 21 around the axis of the camera support member mounting shaft 15 and the axis of the pivot 23 of the camera support member 21. It is provided so as to be rotatable in two directions.

  The electronic camera 16 is shown by a solid line in FIG. 1 with the mounting shaft 15 of the camera support member 21 as the center when the camera support arm 10 is stored in the arm storage space 4 of the apparatus main body 1 while lying down. As described above, the camera support member 21 and the optical axis of the camera body 17 are rotated to the horizontal posture with the camera support arm 10 extending in the direction of the extension line, and the camera support arm 10 is raised to the first raised state. Then, the camera support member 21 and the camera support member 21 are rotated in a downward posture with the optical axis of the camera body 17 in the vertical direction around the camera support member mounting shaft 15.

  Although not shown in the figure, the pivot of the arm pivot 3 and the shaft support member 13 has an angle when the electronic camera 16 is in the lateral posture and in the downward posture. A latch mechanism is provided for stopping the electronic camera 16 and holding the state.

  Further, the electronic camera 16 has the camera body 17 centered on the pivot 23 of the camera support member 21 when the camera support arm 10 is switched from the first raised state to the second raised state. The optical axis is rotated downward with the vertical axis directed vertically.

  Then, the camera body 17 of the electronic camera 16 raises the camera support arm 10 to the first raised state, and places the electronic camera 16 in a downward posture with the optical axis of the camera body 17 oriented vertically. When rotated, the horizontal axis or the vertical axis direction of the CCD screen of the imaging unit 17 a is provided so as to be parallel to the length direction of the apparatus main body 1.

  Although not shown in the drawing, the pivotal support portion of the rod connecting member 22 and the camera hanging rod 24 of the camera support member 21 has its two downward postures, respectively. A latch mechanism for stopping the electronic camera 16 at an angle and holding the state is provided.

  Further, although not shown in the drawing, the apparatus main body 1 or the electronic camera 16 is provided with a manual switch for turning on the illumination light source 18, and the apparatus main body 1 has a power supply unit of the illumination light source 18. Is provided.

  The camera support arm 10 is a hollow arm, and the display drive circuit of the image display means 5 provided in the apparatus main body 1 and the power source of the illumination light source 18 are inserted into the camera support arm 10 (not shown). The electronic camera 16 is connected to the imaging unit 17a of the camera body 17 and the illumination light source 18 via a cable.

  Further, when a document original 27 of a predetermined size is used as a subject at one side edge of the apparatus main body 1, that is, both ends on the side from which the camera support arm 10 protrudes, A document positioning member 25 having a document contact edge having an L-shaped planar shape is provided for defining the positions of two corners of the document document 27 placed on the side adjacent to the apparatus main body 1. Yes.

  The pair of document positioning members 25 are provided on the bottom surfaces of both end portions of one side edge of the apparatus main body 1 so as to define the positions of the corners of the document original 27 of the predetermined size and within the plane area of the apparatus main body 1. It is rotatably provided at the storage position (see FIG. 6).

  In the projection apparatus with an imaging function of this embodiment, the maximum size of a subject that can be imaged is an A4 size (297 mm × 210 mm) according to JIS, and the document original 27 of the predetermined size is an A4 size original. It is.

  On the other hand, the apparatus main body 1 has a B4 size (257 mm × 182 mm) plane area as described above. Therefore, the plane area of the apparatus body 1 is larger than the plane area of the A4 size document 27. small.

  Therefore, in this embodiment, as shown in FIG. 1, the pair of document positioning members 25 are protruded obliquely from both ends of one side edge of the apparatus body 1 toward the front and rear, The position of the corner of the A4 size document original 27 larger than the plane area of the apparatus main body 1 can be defined.

  Furthermore, in this embodiment, the apparatus when the original positioning member 25 is protruded to the outside of the apparatus main body 1 in order to place the document original 27 on the table 26 as close as possible to the apparatus main body 1. The distance from the side edge of the main body 1 to the document contact edge of the document positioning member 25 is about 15 mm as shown in FIG.

  Although not shown in the figure, the apparatus main body 1 is provided with an external device connection unit for supplying image data from an external device such as a personal computer or a digital camera to the display drive circuit of the image display means 5. It has been.

  The projection device with an imaging function displays an image according to image data from the external device on the liquid crystal display panel 6 of the image display means 5, and projects the display image by the projection lens 9, a document original, etc. The subject is imaged by the electronic camera 16, the image data is output to the image display means 5 and displayed on the liquid crystal display panel 6, and the display image is projected by the projection lens 9. The camera support arm 10 protrudes obliquely upward to the outside of the apparatus body 1 from the storage position lying along the apparatus body 1 when the subject is imaged by the electronic camera 16. Caused.

  The imaging of the subject by the electronic camera 16 will be described. FIGS. 5 and 6 are a side view and a plan view showing an imaging state of an A4 size document original (hereinafter referred to as an A4 original), which is the maximum size subject that can be imaged. FIG.

  When the A4 document is imaged, the camera support arm 10 is raised to the above-described first raised state as shown in FIGS. 5 and 6, and the electronic camera 16 at the tip of the camera support arm 10 is moved to the optical axis of the camera body 17. Is rotated downward in a vertical direction.

  At this time, when the camera support arm 10 is raised to the first raised state, the camera support arm 10 is stopped from being raised by the above-described latch mechanism, and the electronic camera 16 is held in the downward posture. When the camera support arm 10 is rotated to the first position, the rotation is stopped by the latch mechanism described above and held in that state. The rotation to the posture can be easily performed.

  When the A4 document is imaged, the pair of document positioning members 25 are projected from the apparatus main body 1 and imaged at a side position of the apparatus main body 1 on the table 26 on which the apparatus main body 1 is placed. The document 27 is brought into contact with the L-shaped document contact edge of the pair of document positioning members 25 at the positions of the two corners adjacent to the apparatus main body 1, and the length direction of the A4 document 27 is set to the apparatus. It is placed parallel to the length direction of the main body 1.

  The camera body 17 of the electronic camera 16 has a field angle of about 28 mm (about 75 °) in terms of a 35 mm camera using a photosensitive film, for example, and the subject from the imaging lens portion 17b of the camera body 17 When the distance to the A4 original is about 240 mm, the entire A4 original 27 falls within the angle of view W.

  For this reason, in this embodiment, the electronic camera 16 is positioned above the center of the A4 document 27 and the imaging lens of the camera body 17 is set at the raising angle of the camera support arm 10 in the first raised state. The portion 17b is set so as to be approximately 240 mm from the mounting table 26.

  The camera body 17 is focused when the camera support arm 10 is in the first raised state, that is, when the distance from the pedestal 26 to the imaging lens unit 17b is about 240 mm. Adjustment is made so that the surface of the table 26 is in focus.

  The A4 document 27 is imaged by operating an imaging button (not shown) provided on the electronic camera 16 or the apparatus body 1.

  When the A4 document 27 is imaged, the electronic camera 16 is at a height of about 240 mm from the document surface of the A4 document 27, so that external light such as room light is incident on the entire A4 document 27.

  Therefore, when the ambient illuminance is sufficient, the A4 document 27 can be imaged by illuminating it with external light.

  Further, since the electronic camera 16 includes the illumination light source 18, when the ambient illuminance is not sufficient, the illumination light is emitted from the illumination light source 18 as indicated by a broken line in FIG. The A4 document 27 can be illuminated and imaged.

  The image data of the A4 document 27 captured by the electronic camera 16 is output to the image display means 5 of the apparatus main body 1 and displayed on the liquid crystal display panel 6, and the display image is projected onto a projection surface such as a screen by the projection lens 9. Projected.

  Note that this projection apparatus with an imaging function can also image a B5 size document original that is smaller than the A4 original 27 and project the image. In this case, the camera support arm 10 is attached to the first support arm 10. The document placed on the table 26 may be imaged while being in the raised state.

  In addition, this projection device with an imaging function macro-images a part of a document manuscript of various sizes and a small subject other than the document manuscript (for example, a wristwatch body, a small electronic component, etc.) by the electronic camera 16 at a short distance. You can also

  7 and 8 are a side view and a plan view showing a macro imaging state of a small subject. When performing macro imaging, the camera support arm 10 is tilted with the arm pivot shaft 14 in the tilt direction. Thus, the first raised state is switched to the second raised state, and the electronic camera 16 at the tip of the electronic camera 16 is rotated to a downward posture with the optical axis of the camera body 17 in the vertical direction.

  At this time, when the camera support arm 10 is switched from the first retracted state to the second retracted state, the tilting of the arm pivot shaft 14 is stopped by the above-described latch mechanism, and the second support shaft 10 is stopped. In addition, when the electronic camera 16 is rotated in the downward posture, the rotation is stopped by the latch mechanism described above and held in that state. It is possible to easily switch to the second raised state and rotate the electronic camera 16 to the downward posture. The same is true when the document original 27 is imaged by switching the camera support arm 10 from the second raised state to the first raised state.

  Note that the camera support arm 10 can be raised directly from the retracted position along the apparatus main body 1 to the second raised state.

  In this embodiment, the raising angle of the camera support arm 10 in the second raising state is set so that the imaging lens portion 17b of the camera body 17 of the electronic camera 16 is at a height of about 120 mm from the mounting table 26. And the raised state is held by the latch mechanism described above.

  Further, when performing macro imaging, the focal point of the camera body 17 is set to be approximately equal to the distance from the pedestal 26 to the imaging lens unit 17b when the camera support arm 10 is in the second raised state. When it is set to 120 mm, adjustment is made so that the surface of the table 26 is in focus.

  Although the focus adjustment of the camera body 17 may be performed manually, the imaging lens unit 17b is provided with a focus adjustment mechanism, and the camera support arm 10 is first raised and second raised. It is preferable that the switching to the normal state is automatically performed by detecting with a sensor.

  Macro imaging is performed by placing a small subject 28 near the electronic camera 16 on the table 26, turning on the illumination light source 18 of the electronic camera 16, and operating the imaging button.

  At the time of this macro imaging, the electronic camera 16 is at a short distance of about 120 mm from the small subject 28, so that outside light such as room light is blocked by the electronic camera 16 even if the surrounding illuminance is sufficient, Although the subject 28 may not be sufficiently illuminated, the subject 28 can be illuminated and imaged by turning on the illumination light source 18.

  The image data of the small subject 28 captured by the electronic camera 16 is output to the image display means 5 of the apparatus body 1 and displayed on the liquid crystal display panel 6, and the display image is projected onto a projection surface such as a screen by the projection lens 9. Projected.

  Further, the camera support arm 10 does not use the electronic camera 16 (when projecting an image according to image data from an external device or when a projection apparatus with an imaging function is not used), the electronic camera 16 Is lying down in a state where it is in a horizontal posture directed toward the extension line direction of the camera support arm 10 and stored in the arm storage space 4 on one side edge of the apparatus main body 1.

  At this time, when the electronic camera 16 is set to the horizontal posture, the electronic camera 16 is stopped by the above-described latch mechanism and held in that state, and the camera support arm 10 is laid down in the arm storage space 4. In addition, since the raising is stopped by the latch mechanism described above and held in that state, the electronic camera 16 can be easily rotated to the horizontal posture and the camera support arm 10 can be retracted.

  In this embodiment, as described above, the length of the camera support arm 10 (the length including the fork portions 10a and 10b at both ends) is about 250 mm, which is slightly shorter than the length (257 mm) of the apparatus body 1. Therefore, the camera support arm 10 is stored with the electronic camera 16 protruding from the front end surface of the apparatus body 1.

  As described above, the projection apparatus with an imaging function causes the camera support arm 10 pivotally supported by the apparatus main body 1 to be raised obliquely upward to the outside of the apparatus main body 1, thereby An electronic camera 16 provided at the tip of the support arm 10 so as to be adjustable in angle is opposed to a subject (document original 27 or a small subject) placed side by side with the device main body 1 on the table 26 of the device main body 1. Thus, the subject is imaged.

  Since this projection apparatus with an imaging function uses the pedestal 26 of the apparatus main body 1 as a subject placement surface, no subject placement stage is required, and the plane area of the apparatus main body 1 can be imaged. There is no need to make it larger than the maximum size of the subject.

  In addition, since the camera support arm 10 can be laid down and stored along the apparatus main body 1, the height of the projection apparatus with an imaging function can be reduced.

  Therefore, according to the projection device with an imaging function, the whole can be miniaturized and easily carried.

  In the above embodiment, the arm storage space 4 is formed by recessing the edge between the side surface on one side and the upper surface of the apparatus main body 1, and the camera support arm 10 is laid down in the arm storage space 4. Therefore, the camera support arm 10 can be stored within the height of the apparatus main body 1, and thus the whole can be made smaller and more easily carried.

  In the projection apparatus with an imaging function of the above-described embodiment, the camera support member 21 is configured to support the electronic camera 16 so that the angle of the electronic camera 16 can be adjusted with respect to the camera support arm 10. The angle of the electronic camera 16 can be adjusted with respect to the occurrence of the movement of the camera, and the subject can be imaged by the electronic camera 16.

  Furthermore, the projection device with an imaging function causes the camera support arm 10 to move in a first raising state with a predetermined raising angle and a second angle that is smaller than the first raising state with respect to the horizontal plane x. An electronic camera that is selectively raised to the raised state, and the raising angle of the camera support arm 10 in the first raised state is supported by the camera support member 21 at the tip of the camera support arm 10. 16 is set to an angle at which the entire subject including the document original 27 of a predetermined size (A4 size in the embodiment) placed on the table 26 of the apparatus main body 1 is placed within the angle of view W. Therefore, the entire document manuscript 27 of the predetermined size is imaged by the electronic camera 16, and a part of the document manuscript of various sizes and a small subject 28 other than the document manuscript are placed on the electronic camera 16. Ri can be a macro imaging at close range.

  Further, the projection device with an imaging function is provided at one end of one side edge of the device main body 1 substantially perpendicular to one side edge of the device main body 1 and in the center of the device main body 1 with respect to the horizontal plane x. An arm pivot shaft 14 that is inclined in a direction that decreases from the side toward the one side edge is provided, and the base end of the camera support arm 10 is supported by the arm pivot shaft 14 so that the camera support arm 10 is supported. The camera support arm 10 is pivotally supported from the retracted storage position lying along one side edge of the apparatus main body 1 so as to protrude obliquely upward to the outside of the one side edge. The storage unit is close to the subject placed on the table 26, the length of the camera support arm 10 is minimized, and the camera support arm 10 projects outward from the apparatus body 1 with the shortest distance. Can be

  Furthermore, in the above embodiment, the arm pivot shaft 14 is supported by the shaft support member 13 provided on the arm pivot portion 3 of the apparatus main body 1 so as to be tiltable in the tilt direction with respect to the horizontal plane x, and the camera support arm 10, the first pulling state of a predetermined pulling angle from the retracted position by the rotation of the arm pivot shaft 14 about the axis, and the angle with respect to the horizontal plane x is the first pulling state. The second pull-up state is smaller than the second pull-up state, and one of the first pull-up state and the second pull-up state is switched from one to the other by tilting the arm pivot shaft 14 in the tilt direction. Thus, the camera support arm 10 can be raised and the first and second raised states can be switched with a simple structure.

  In the projection apparatus with an imaging function of the above-described embodiment, the document original 27 is adjacent to the apparatus main body 1 when the document original 27 of a predetermined size is used as a subject at both ends of one side edge of the apparatus main body 1, respectively. Since the document positioning member 25 that defines the positions of the two corners on the side is provided, the document document 27 of the predetermined size can be easily positioned and placed on the table 26.

  Further, in the above-described embodiment, the plane area of the apparatus main body 1 is made smaller than that of the document manuscript 27 of the predetermined size, and the manuscript positioning member 25 is defined as a position that defines the position of the corner of the document manuscript 27 of the predetermined size. Since the apparatus main body 1 is provided so as to be pivotable to a storage position within a plane area, the entire apparatus is further miniaturized, and the document original 27 having a predetermined size is positioned and placed on the table 26. be able to.

  In the above embodiment, the electronic camera 16 is provided with the illumination light source 18 for illuminating the subject. Therefore, even when the ambient illuminance is insufficient, the document original is illuminated by the illumination light from the illumination light source 18. 27 can be imaged by illuminating 27, and when the macro imaging is performed, the subject 28 can be illuminated and illuminated by the illumination light from the illumination light source 18.

  In the above embodiment, the camera support arm 10 is stored with the electronic camera 16 at the tip thereof protruding from the front end surface of the apparatus main body 1, but the camera support arm 10 is an extendable arm. Thus, the electronic camera 16 may also be stored within the length of the apparatus main body 1.

  In the above embodiment, a recessed portion is formed at the edge between the side surface on one side of the apparatus main body 1 and the upper surface, and the arm storage space 4 is formed by this recessed portion. May be stored along the upper surface or one side surface of the apparatus main body 1.

(Embodiment 2)
Note that the projection apparatus with an imaging function of the first embodiment includes the dedicated electronic camera 16, but a commercially available portable digital camera is detachably supported at the tip of the camera support arm 10 described above. A camera support member provided with a camera holder may be provided, and the digital camera may be supported by the camera support member, and the subject may be imaged by the digital camera.

  9 and 10 show a second embodiment of the present invention. FIG. 9 is a perspective view showing an example of a commercially available portable digital camera. FIG. 10 is a perspective view of a camera support member provided with a camera holder. is there.

  The portable digital camera 29 shown in FIG. 9 is provided with a zoom lens 31 and a strobe light emitting unit 32 on the front surface of a thin camera body 30 having a rectangular front and rear surface with a built-in CCD (solid-state imaging device), and a monitor display unit on the rear surface. 33 (see FIG. 10), and a shutter button 34 is provided on the upper surface.

  The digital camera 29 has an electronic shutter function that is controlled by a signal from the outside. Although not shown, the digital camera 29 is provided with an input of the shutter signal and an output of image data. The external device connection connector is provided.

  On the other hand, the camera support member 35 shown in FIG. 10 is rotatable about a vertical axis (not shown) at one end of the upper surface of the camera holder 36 and the camera holder 36 that detachably supports the digital camera 29. A rotating member 40 provided on the upper surface of the rotating member 40, a rod connecting member 41 fixed to the upper surface of the rotating member 40, and one end of the rotating member 40 being rotatable to the rod connecting member 41 via a pivot 42 parallel to the upper surface of the camera holder 36. The camera suspension rod 43 is pivotally connected to the camera.

  The camera holder 36 of the camera support member 35 is a frame-like body having an upper surface portion corresponding to the rear surface of the digital camera 29 and a pair of side wall portions respectively holding both side portions of the digital camera 29, and the pair of side walls. A pair of camera guides 37 that slidably hold both ends of the camera body 30 of the digital camera 29 are formed in the part, and an opening 38 corresponding to the monitor display part 33 of the digital camera 29 is formed in the upper surface part. In addition, a connection portion 39 of the external device connection connector provided on the bottom surface of the digital camera 29 is provided in the inner back portion.

  The camera support member 35 can turn the other end of the camera suspension rod 43 to the camera support member mounting shaft 15 provided on the fork 10b at the tip of the same camera support arm 10 as in the first embodiment. The connector connecting portion 39 provided at the inner back of the camera holder 36 is a cable (not shown) inserted into the camera support arm 10. Via the display drive circuit of the image display means 5 of the apparatus body 1 described above.

  The camera support member 35 and the camera support member 21 that supports the dedicated electronic camera 16 of the first embodiment can be exchanged with each other. For this reason, the camera support member mounting shaft 15 is attached to the camera. The cable that is detachably provided on the fork 10 b at the tip of the support arm 10 and that is inserted into the camera support arm 10 is connected between the connector connection 39 of the camera holder 36 and the dedicated electronic camera 16. You can selectively connect to both.

  The digital camera 29 is inserted into the camera holder 36 of the camera support member 35 from the bottom surface side of the camera body 30 with the zoom lens 31 and the strobe light emitting unit 32 on the front surface facing downward, and the bottom surface of the digital camera 29 is not shown. The device connection connector is supported by the camera holder 36 in a state in which the shutter button 34 on the upper surface can be operated from the side by pushing and engaging with a connector receiver 38 provided in the inner part of the camera holder 36. Is done.

  That is, the projection apparatus with an imaging function of this embodiment includes a camera support member 35 provided with a camera holder 36 that detachably supports the portable digital camera 29 shown in FIG. The digital camera 29 is supported by the camera holder 36 of the camera support member 35 and the subject is imaged by the digital camera 29.

  When the digital camera 29 captures an image of the subject, the digital camera 29 is supported by the camera holder 36 of the camera support member 35 by raising the camera support arm 10 in one of the first and second raised states described above. The horizontal axis or vertical axis of the CCD screen of the digital camera 29 is obtained by turning the optical axis of the zoom lens 31 in the vertical direction and rotating the camera holder 36 in the circumferential direction around the rotating member 40. For example, the direction is adjusted to be parallel to the length direction of the apparatus main body 1, and in this state, the imaging button provided on the apparatus main body 1 or the shutter button 34 of the digital camera 29 is operated.

  Even when the subject is imaged by the digital camera 29, the digital camera 29 includes the strobe light emitting unit 32. Therefore, even when the ambient illuminance is insufficient, the document original is illuminated by the illumination light from the strobe light emitting unit 32. The illumination light from the strobe light emitting unit 32 can be used for macro imaging of a portion of a document original of various sizes or a small subject other than a document original at a short distance. Can be illuminated and imaged.

  Thus, the projection apparatus with an imaging function of this embodiment is provided at the distal end of the camera support arm 10, and the electronic camera is opposed to the subject placed side by side with the apparatus main body 1 on the stand of the apparatus main body 1. The camera support member 35 that is supported by the camera is provided with a camera holder 36 that detachably supports the portable digital camera 29, so that the subject can be imaged using a commercially available portable digital camera. .

  The camera support member 35 of the above embodiment includes a camera holder 36 that detachably supports the portable digital camera 29 shown in FIG. 9, but the camera support member 35 is another digital camera. A camera holder that detachably supports the camera holder may be provided.

  DESCRIPTION OF SYMBOLS 1 ... Apparatus main body, 5 ... Image display means, 6 ... Liquid crystal display panel, 7 ... Light source, 8 ... Projection system, 9 ... Projection lens, 10 ... Camera support arm, 13 ... Shaft support member, 14 ... Arm pivot 15 ... Camera support member mounting shaft, 16 ... Electronic camera, 18 ... Light source, 21 ... Camera support member, 25 ... Document positioning member, 26 ... Place, 27 ... Document original (subject), 28 ... Small subject, 29 ... portable digital camera, 35 ... camera support member, 36 ... camera support member.

Claims (7)

An apparatus main body comprising an image display means and a projection system for projecting the display image; and a base end pivotally supported by the apparatus main body, and the outer side of the apparatus main body from a storage position lying along the apparatus main body A camera support arm that is raised obliquely upward and a tip of the camera support arm, and the electronic camera is opposed to a subject placed side by side with the apparatus body on a stand of the apparatus body A camera support member that supports the
The camera support arm can be raised at a predetermined raising angle. The raising angle of the camera support arm in the raised state is determined by the electronic camera supported by the camera support member at the tip of the camera support arm. , The angle is set at a height at which the entire subject composed of an A4 size document placed on the table of the apparatus body is placed within the angle of view ,
Document positioning members are provided at both ends of one side edge of the apparatus main body for defining the positions of two corners on the side of the document original adjacent to the apparatus main body when an A4 size document original is the subject. ,
The apparatus main body has a smaller plane area than the A4 size document original, and the document positioning member has a position that defines the position of the corner of the A4 size document original and a storage position within the plane area of the apparatus main body. And a projection device with an imaging function.   The projection apparatus with an imaging function according to claim 1, wherein the camera support member supports the electronic camera so that the angle of the electronic camera can be adjusted with respect to the camera support arm.   The projection apparatus with an imaging function according to claim 1, wherein the electronic camera is a portable digital camera, and the camera support member includes a camera holder that detachably supports the digital camera.   The camera support arm is selectively raised between a first raising state with the predetermined raising angle and a second raising state in which an angle with respect to a horizontal plane is smaller than the first raising state. The projection apparatus with an imaging function according to claim 1.   One end of one side edge of the apparatus main body is inclined in a direction substantially perpendicular to the one side edge of the apparatus main body and lowering from the center side of the apparatus main body toward the one side edge with respect to a horizontal plane. An arm pivot shaft is provided, and the camera support arm is supported by the arm pivot shaft at a base end thereof, and the camera support arm extends outward from the one side edge from a retracted position along one side edge of the apparatus body. The projection device with an imaging function according to claim 1, wherein the projection device is caused to project obliquely upward.   The arm pivot shaft is provided so as to be tiltable in a tilting direction with respect to a horizontal plane, and the camera support arm has a first pulling angle that is predetermined from a retracted position by rotating the arm pivot shaft in a direction around the axis. And the second pull-up state in which the angle with respect to the horizontal plane is smaller than that of the first pull-up state, and the first pivotal shaft is tilted in the tilt direction. 6. The projection device with an imaging function according to claim 5, wherein the projection device is switched from one of the raised state and the second raised state to the other.   The projection apparatus with an imaging function according to claim 1, wherein the electronic camera includes an illumination light source for illuminating a subject.

Images