JPH0575598U - Pan head - Google Patents

Abstract

(57) [Summary] [Structure] A pan base 12 is horizontally rotatably fitted to a base body 11 attached to a tripod S. A tilt base 14 is supported on the pan base 12 so as to be vertically rotatable in the front-rear direction. This tilt stand
Side tilt base 16 on the upper side of 14 so that it can swing horizontally
Support. On the bearings 47 and 48 at the right end of the tilt base 14,
A bearing 51 at the right end of the side tilt table 16 is pivotally supported. On the left side of the tilt stand 14, pan handle H toward the rear.
Install. The pan handle 12 is used to rotate the pan stand 12 and the tilt stand 14. On the side tilt stand 16,
Install a 35mm camera. [Effect] The pan handle H is located on the left front side of the camera even when the side tilt table 16 is rotated right upward and the camera is held in the vertical position. The camera can be operated with the right hand and the pan handle H can be operated with the left hand, which improves the operability.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a platform that supports a camera or the like.

[0002]

[Prior Art]

 Conventionally, in a platform that supports a camera, etc. while attached to a tripod, in addition to a pan platform that rotates about a vertical axis and a tilt platform that rotates about a horizontal axis extending in the left-right direction, It is known that a platform is provided with a side tilt table that rotates around a horizontal axis extending in the front-rear direction, and a camera or the like is mounted on the side tilt table.

In such a platform, the pan handle for rotating the pan or the like is provided so as to project rearward from the left side of the platform as seen from the operator, and the side tilt. The central axis of rotation of the table is provided on the left side of the tilt table.

[0004]

[Problems to be solved by the device]

 However, in the conventional pan head as described above, for example, when the side tilt base is rotated from the horizontal state to the left by the operator to stand upright because the mounted camera is used in the vertical position. In this case, the mounted camera will be positioned to the left of the pan handle, and the pan handle will be operated with the right hand and the camera will be operated with the left hand, which will deteriorate the operability of the platform. Have a problem.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a pan head having good operability even when the side tilt base is rotated.

[0006]

[Means for Solving the Problems]

 The platform of the present invention comprises a platform body that is mounted so as to be rotatable at least horizontally with respect to an object to be mounted, an operation handle provided on the left rear portion of the platform body, and both sides on the right side of the platform body. It is pivotally supported so as to be swingable in any direction, is provided on the upper side of the platform body, and is provided with a side tilt table to which a supported object is attached.

[0007]

[Action]

 In the platform of the present invention, the operation handle is provided on the left rear portion of the platform body, and the side tilt platform is pivotally supported on the right side of the platform body so that the supported object is supported on the side tilt platform. Even when the side tilt table is rocked from the horizontal state to the vertical state with it attached, the operation handle is located on the left side of the supported object.

[0008]

【Example】

 Hereinafter, a configuration of an embodiment of a platform according to the present invention will be described with reference to the drawings.

In FIGS. 1 to 5, reference numeral 10 denotes a platform body, and the platform body 10 includes a base body 11 detachably attached to a mounting screw S1 of a tripod S or the like as an object to be attached, and a base body 11 of the base body 11. The base 11 is rotatably supported on the base body 11 about a vertical axis, and the pan 12 is rotatably supported on a horizontal axis extending in the left-right direction when viewed from the operator. The tilt table 14 and a side tilt table 16 supported by the tilt table 14 so as to be swingable about a horizontal axis extending in the front-rear direction are included.

The base body 11 has a substantially cylindrical shape, and a screw hole 21 that is screwed into the mounting screw S 1 of the tripod S is formed in the lower portion of the shaft center portion. A cylindrical vertical shaft portion 22 serving as a sliding surface is formed on the outer peripheral surface of the base body 11, and an enlarged flange portion 24 is formed below the vertical shaft portion 22. ing.

Further, the bread stand 12 has a substantially rod-like shape that is long in the left-right direction, and has a fitting hole 31 that penetrates vertically and has an inner peripheral surface serving as a sliding surface in the central portion. The fitting hole 31 is slidably fitted in the vertical shaft portion 22 of the base body 11 and is supported rotatably in the horizontal direction.

On the left and right sides of the fitting hole 31 of the bread stand 12, substantially cylindrical horizontal shaft portions 33 and 34 are coaxially formed. The horizontal shaft portion 33 on the left side as viewed from the operator has a slightly larger diameter than the horizontal shaft portion 34 on the right side, and an enlarged flange portion 36 is formed near the fitting hole 31. .. Further, a screw hole 37 is formed in the right and left horizontal shaft portion 34 so as to penetrate left and right at the shaft center portion, and a screw portion 38a of a pan locking screw 38 is screwed into this screw hole 37. There is. The tip of the screw portion 38a faces the vertical shaft portion 22 of the base body 11 via the pressure contact plate 39, and by rotating the handle portion 38b of the pan locking screw 38, the pan base is rotated. 12 can be fixed or sliding resistance can be changed.

An annular retainer 40a is in contact with the bread stand 12 near the upper end of the fitting hole 31, so that the bread stand 12 is prevented from coming off.

Further, the tilt table 14 includes a tilt table body 44 having a substantially L-shaped cross section, which includes an upper plate part 41 and a left side plate part 42 projecting downward from a left side part of the upper plate part 41, A right side plate 46, to which an upper end portion is connected, is configured at the right end portion of the upper plate portion 41. Then, the horizontal flat shaft portion 33 on the left side of the pan 12 is slidably fitted into the fitting hole 44a formed on the left side plate portion 42 of the tilt base body 44, and the fitting formed on the right side plate 46. The horizontal shaft portion 34 on the right side of the bread stand 12 is slidably fitted in the hole 46a, and the tilt table 14 is adapted to rotate vertically about the left and right horizontal shaft portions 33, 34. ..

Further, a handle support portion 44b is formed rearward and downward from the left side plate portion 42 of the tilt base body 44, and a shaft center portion along the longitudinal direction of the handle support portion 44b. A screw hole 44c is formed through the fitting hole 44a. Then, the threaded portion h1 of the rod-shaped pan handle H is screwed into this screw hole 44c, and the tip end of this threaded portion h1 abuts the horizontal shaft portion 33 on the left side of the pan 12 via the pressure plate P. You can get in touch with them. Then, by operating the pan handle H, the pan base 12 and the tilt base 14 can be freely rotated, and by rotating the grip portion (not shown) of the pan handle H, the tilt base can be rotated. 14 can be fixed or the sliding resistance can be changed.

A recess 41b is formed on the left side of the upper plate portion 41, and an annular retaining body 40b abuts on the tilt base body 44 in the vicinity of the left end of the fitting hole 44a. The tilt base body 44 is prevented from coming off.

Further, at the right end of the upper plate part 41 of the tilt table 14 and the upper end of the right side plate 46, cylindrical bearing parts 47, 48 having an axial direction in the front-rear direction are formed, respectively. .. Each of these bearings 47, 48 is divided into a plurality of front and rear portions in a comb shape and meshes with each other with a gap therebetween, and a through hole 49 penetrating in the front and rear direction is coaxial. Has been formed.

Further, the side tilt table 16 is substantially rectangular plate-shaped, and a cylindrical bearing portion 51 whose axial direction is the front-rear direction is formed at the right end portion. The bearing portion 51 is divided into a plurality of front and rear portions in a comb shape by slits, and the bearing portions 47 and 48 of the tilt base 14 are slidably meshed with these slits. The bearing portion 51 is formed with a through hole 52 penetrating in the front-rear direction coaxially with the through holes 49 of the bearing portions 47 and 48 of the tilt mount 14, and these through holes 49 and 52 are provided. The side tilt table 16 is swingably attached to the tilt table 14 by a side tilt locking screw 53 which is inserted through. Further, a nut 54 locked to the bearing portion 51 of the side tilt table 16 is screwed onto the tip end side of the thread portion 53a of the side tilt locking screw 53, and the handle of the side tilt locking screw 53 is screwed. By rotating 53b, the bearings 47 and 48 of the tilt base 14 and the bearing 51 of the side tilt base 16 can be fixed or the sliding resistance can be changed.

A front wall portion 55, a rear wall portion 56, and a right wall portion 57 are formed at the front end portion, the rear end portion, and the right end portion of the upper surface of the side tilt table 16, respectively. The portion surrounded by the walls 55, 56, 57 is a mounting recess 58. Further, the surface of the right wall portion 57 on the mounting recess 58 side is an inclined surface 57 a that is inclined in the direction of rising toward the mounting recess 58. Further, the left end portion of the side tilt table 16 is projected to the left in a substantially semi-circular shape, and the lower surface of this protruding portion is provided with a recess 41b formed on the upper surface of the tilt table 14. A screw receiving portion 59 that loosely fits is provided in a protruding manner, and a screw hole 59a is formed in a state of vertically penetrating the screw receiving portion 59.

A locking lever 61 is rotatably supported on the screw receiving portion 59 of the side tilt table 16 by a screw 60 screwed into the screw hole 59a. As shown in FIG. 5, the locking lever 61 includes a substantially disc-shaped cam portion 64 and an operation portion 65 protruding from the outer peripheral surface of the cam portion 64. A notch 64a is formed on one side of the cam portion 64, and an inclined surface 66 whose diameter is reduced downward is formed on the outer peripheral portion. Further, the cam portion 64 is rotatably mounted by the screw 60 at an eccentric position, and the distance from the shaft center to the inclined surface 66 of the outer peripheral portion gradually increases as the distance from the cutout portion 64a increases. Further, the locking lever 61 is biased clockwise by a built-in torsion spring 68 in a top view.

Further, a substantially rectangular plate-shaped mounting base 71 is removably mounted in the mounting recess 58 on the upper surface of the side tilt base 16. This mounting base 71 is of a so-called quick shoe type, and is supported by a fixing screw 72 for detachably mounting a camera as a supported object, and vertically movable while being urged upward. The positioning pin 73 is provided so as to project from the upper surface. The fixing screw 72 can be rotated by a rotating operation unit (not shown) on the lower surface side. Further, on both left and right sides of the mounting base 71, inclined surfaces 75 and 76 are formed, respectively, which are inclined in the direction of descending toward the outside.

When attaching, for example, a 35 mm camera to the platform as a supported object, first, with the mounting base 71 removed from the side tilt base 16, the fixing screw 72 is screwed to the 35 mm camera. Attach the mounting base 71 to the bottom surface of the. Next, the mounting base 71 mounted on the 35 mm camera is placed in the mounting recess 58 with the notch 64a of the locking lever 61 of the side tilt base 16 facing the mounting recess 58. Then, with the right sloped surface 76 of the mounting base 71 locked to the sloped surface 57a of the right wall portion 57 of the side tilt base 16, the locking lever 61 is rotated to rotate the left sloped surface 75. It is possible to fix the 35 mm camera to the platform through the mounting base 71 by press-contacting and locking it to the inclined surface 66 of the cam portion 64 of the locking lever 61.

When a video camera or the like is mounted as a supported object, the positioning pin 73 of the mounting base 71 is locked in the locking hole provided on the lower surface of the video camera for positioning. Can be easy.

Then, by manually operating the pan handle H with the pan locking screw 38 and the pan handle H being loosened, the lens provided on the front surface of the 35 mm camera is aimed at the subject. You can

Further, in order to hold the 35 mm camera in a vertical position in which the long side of the photographic film is in the vertical direction, the side tilt lock screw 53 is rotated and loosened, and the side tilt table 16 is fixed. The horizontal tilt table 16 is fixed by rotating the side tilt locking screw 53 again from the horizontal state to the upper right side to make the vertical state.

Thus, according to the platform of the present embodiment, the tilt base 14 is extended to the right side, and the side tilt base 16 is rotated rightward and upward with the right end portion of the tilt base 14 as the central axis. Therefore, even when the side tilt table 16 is rotated and the 35 mm camera or the like is held in the vertical position, the pan handle H is positioned on the left front side of the 35 mm camera. Therefore, the 35 mm camera can be operated with the right hand and the pan handle H can be operated with the left hand, which improves the operability.

In addition, today's cameras, especially single-lens reflex cameras, have a grip portion on the right side of the housing as seen from the operator, but the other surface of the housing has a textured skin. It is not easy to hold the left side of the housing with your left hand. However, according to the camera platform of the present embodiment, the camera can be easily attached to the camera platform while holding the camera with the right hand.

Then, as in the conventional case, when a side-tilt table having a rotation center axis on the left side is attached with a single-lens reflex camera or the like and the side-tilt table is rotated to the left for shooting in a vertical position, , The direction in which the lens rotates downward is the direction in which the fixing screw that fixes the camera loosens. Therefore, when a heavy interchangeable lens having a focal length of 200 mm or 300 mm is mounted on the front surface of the camera case, the weight of these interchangeable lenses may cause the camera to rotate. According to the platform of this embodiment, since the side tilt table 16 rotates to the right, the direction in which the lens rotates downward is the direction in which the fixing screw 72 that fixes the camera is tightened, and the camera rotation Can be prevented.

Further, in today's compact cameras, the light emitting part of the strobe device is provided on the upper left side of the camera housing. Therefore, when the camera is turned to the left, the light emitting part of the strobe device is positioned above the lens. It is difficult to obtain a good lighting effect because it is located below and illuminates the subject from below. However, according to the camera platform of the present embodiment, a camera provided with the light emitting part of the strobe device on the upper left side of the housing. Even when shooting in a vertical position, the light emitting unit is located above the lens, and a good lighting effect can be obtained.

Next, referring to FIGS. 6 to 8, the construction of another embodiment of the platform according to the present invention will be described.

Reference numeral 81 denotes a platform body, and the platform body 81 has a base body 82 that is detachably attached to a mounting screw such as a tripod as an attachment object (not shown), and a vertical axis is centered on the base body 82. A pan base 83 that is rotatably supported by the pan, a tilt base 84 that is rotatably supported by the pan base 83 about a horizontal axis extending in the left-right direction from the operator, and a tilt base 84. In addition, it is composed of a side tilt base 86 which is swingably supported around a horizontal axis extending in the front-rear direction.

Further, the base body 82 has a substantially cylindrical shape, and a screw hole (not shown) that is screwed into a mounting screw of a tripod is formed in the lower portion of the shaft center portion.

A pan base 83 is slidably fitted on the upper portion of the base body 82, and is supported so as to be rotatable in the horizontal direction. Further, from the left and right side portions of the bread stand 83, substantially cylindrical fitting shaft portions 83a and 83b are coaxially projected. The right fitting shaft portion 83b is formed to have a diameter slightly larger than that of the left fitting shaft portion 83a when viewed from the operator.

Further, the tilt base 84 includes a top plate portion 88, and a left side plate portion 89 and a right side plate portion 90 projecting downward from left and right side portions of the top plate portion 88, respectively, and a cross section thereof is substantially It has a U-shape.

Further, the left side plate portion 89 is provided with a fitting hole 89a and a cutting portion 89b extending upward and rearward from the fitting hole 89a, and is formed in a substantially C shape. A threaded hole portion 89c is formed so as to open downward in the rear side while penetrating the cut portion 89b. The fitting shaft portion 83a of the pan base 83 is slidably fitted in the fitting hole 89a, and the screw portion of the rod-shaped pan handle H is screwed in the screw hole portion 89c. ..

A fitting hole 90a is formed in the right side plate portion 90 coaxially with the fitting hole 89a of the left side plate portion 89, and the fitting shaft portion 83b of the pan base 83 is slid into the fitting hole 90a. It is movably fitted, and the tilt table 84 is adapted to rotate vertically with the left and right fitting shaft portions 83a and 83b as central axes.

Then, by operating the pan handle H, the pan base 83 and the tilt base 84 can be freely rotated, and by rotating the grip portion h2 of the pan handle H, the pan base H can be rotated. The 83 and the tilt base 84 are fixed or the sliding resistance can be changed.

Further, on the upper right side of the tilt base 84, there is formed a substantially cylindrical bearing portion 92 whose axial direction is the front-rear direction and a through hole is formed in the axial center portion.

Further, the side tilt table 86 provided on the upper part of the tilt table 84 has a substantially rectangular plate shape, and extends from the front and rear end portions on the right side toward the lower part to the front and rear end surfaces of the bearing portion 92 of the tilt table 84. A front bearing portion 94 and a rear bearing portion 95, which slidably abut on, are provided in a protruding manner. The front and rear bearings 94, 95 have through holes formed concentrically with the through holes of the bearing 92, and the side tilts through which the through holes of the bearings 92, 94, 95 are inserted. A side tilt table 86 is swingably attached to an upper part of the tilt table 84 with the locking screw 96 as a central axis.

By rotating the side tilt locking screw 96, the bearing 92 of the tilt base 84 and the front and rear bearings 94, 95 of the side tilt base 86 are fixed or the sliding resistance is changed. Is ready for you.

A through hole 97 is formed so as to vertically penetrate the central portion of the side tilt table 86, and a fixing member for detachably attaching a camera as a supported object to the through hole 97. A screw 98 is rotatably mounted. Further, a turning operation portion 98a is provided at the lower end portion of the fixing screw 98, and a locking lever 99 is pivotally supported between the turning operation portion 98a and the side tilt base 86. The locking lever 99 is composed of a substantially disk-shaped cam portion 99a and an operating portion 99b protruding from the outer peripheral surface of the cam portion 99a. The fixing screw 98 can be firmly tightened by rotating the locking lever 99.

Also in the pan / tilt head of this embodiment, the lens provided on the front surface of the 35 mm camera is used as an object by manually operating the pan handle H with the pan handle H being rotated and loosened. In order to hold the 35mm camera in a vertical position where the long side of the film is vertical, the side tilt locking screw 96 must be rotated to loosen the side film. Rotate the tilt base 86 from the horizontal state to the upper right direction to the vertical state, and then rotate and tighten the side tilt locking screw 96 again to fix the side tilt base 86.

As described above, according to the camera platform of the present embodiment, the side tilt table 86 is rotated rightward and upward with the right end portion of the tilt table 84 as the center axis, so that the side tilt table 86 is rotated. Even when the camera is moved and the 35 mm camera or the like is held in the vertical position, the pan handle H is located on the left front side of the 35 mm camera. Therefore, the 35 mm camera can be operated with the right hand and the pan handle H can be operated with the left hand, and the operability can be improved.

[0044]

[Effect of the device]

 According to the platform of the present invention, since the operation handle is located on the left side of the supported object even when the side tilt table is swung, the supported object can be operated by the right hand and the operating handle can be operated by the left hand. The operability can be improved.

[Brief description of drawings]

FIG. 1 is a partially cutaway rear view showing an embodiment of a platform according to the present invention.

FIG. 2 is a left side view in which a part of the pan head is cut away.

FIG. 3 is a right side view in which a part of the pan head is cut away.

FIG. 4 is a front view of a part of the above platform.

FIG. 5 is a top view of the same side tilt table.

FIG. 6 is a partially cutaway rear view showing another embodiment of the platform of the present invention.

FIG. 7 is a left side view in which a part of the pan head is cut away.

FIG. 8 is a right side view of a part of the same platform.

[Explanation of symbols]

 10 Pan head body 16 Side tilt platform H Pan handle as operation handle S Tripod as attached object

Claims (1)

[Scope of utility model registration request] 1. A pan head main body that is attached so as to be rotatable at least horizontally with respect to an object to be mounted, an operation handle provided on the left rear part of the pan head main body, and a right side portion of the pan head main body in both lateral directions. A pan head, which is pivotally supported so as to be swingably provided on an upper side of the pan head main body, and includes a side tilt base to which a supported object is attached.