JP2014048306A - Projector installation device and installation method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a projector installation device and installation method that enable speedy installation of a projector at a low cost and with a simple configuration.SOLUTION: A projector installation device comprises: a pair of guide rails 2 and 3 installed on the upper part of a wall-fixed type board 1 so as to extend along the overall length thereof or so as to laterally extend by a distance shorter than the overall length; first rail engagement means 4 that rolls or slides while engaging one of the guide rails 2 and 3; second rail engagement means 5 that rolls or slide while engaging the other one of the guide rails 2 and 3; a connection base material 6 connecting the first rail engagement means 4 and second rail engagement means 5; and a projector arm 7 fixed to the connection base material 6. The device is configured such that a projector P can be attached to the projector arm 7.

Description

  The present invention relates to a projector installation apparatus and installation method, and more specifically, to a board having a screen function such as an existing whiteboard in an educational institution such as a school, a related facility, or a general company. The present invention relates to an apparatus and method for movably installing a projector in a lateral direction, and a traveling apparatus used for the implementation.

  With the development and evolution of the information society in recent years, it has become common to use so-called interactive boards in addition to or instead of conventional blackboards and whiteboards in educational settings such as schools and corporate training rooms. ing. In that case, the use of projectors has become normal.

  However, since there are many requests to use existing blackboards and whiteboards together with this interactive board, the applicant of the present application uses existing blackboards and whiteboards and other fixed wall boards as they are. Various systems have been proposed for providing an interactive board function other than the writing function (Japanese Unexamined Patent Application Publication No. 2009-113446, Japanese Unexamined Patent Application Publication No. 2009-113449, and Japanese Unexamined Patent Application Publication No. 2009-119663).

JP 2009-113446 A JP 2009-113449 A JP 2009-119663 A

  However, since the system according to the above proposal is relatively large and requires a work period and cost, a proposal for a system that can perform projector installation work with a simpler configuration and at a low cost is required. ing. The present invention has been made to meet such a demand, and has a simple configuration, a projector installation device and an installation method capable of performing a projector installation operation quickly and at low cost, and traveling used for the implementation. It is an object to provide an apparatus.

  The invention according to claim 1 for solving the above-mentioned problem is that a pair of guide rails extending in the lateral direction over the entire length or shorter than the entire length is installed on the upper part of the wall-fixed type board. A first rail engagement means that engages and rolls or slides is disposed on one side, and a second rail engagement that engages and rolls or slides on the other of the guide rails. Means for connecting the first rail engaging means and the second rail engaging means via a connecting base, a projector arm fixed to the connecting base, and the projector arm A projector installation method characterized in that, by attaching a projector, the projector can be moved laterally along the pair of guide rails.

  The invention according to claim 3 for solving the above-mentioned problems is a pair of guide rails installed on the upper part of the wall-fixed board so as to extend in the lateral direction over the entire length or shorter than that, First rail engaging means that engages with one of the guide rails to roll or slide; and second rail engaging means that engages with the other of the guide rails to roll or slide; A connection base material for connecting the first rail engagement means and the second rail engagement means, and a projector arm fixed to the connection base material, so that a projector can be attached to the projector arm. This is a projector installation device.

  In one embodiment, the pair of guide rails includes one row each on the upper surface of the board and the upper front end of the board, two rows on the upper front surface of the board, the upper surface of the board or the upper front surface of the board, and the board. One row is arranged on the upper wall surface of the board, or two rows are arranged on the upper wall surface of the board.

  In one embodiment, the guide rail is a frame member having a C-shaped cross section, the rail engaging means includes three rollers, and the first roller is an opening surface of the guide rail. The second roller abuts on the back surface of the opening surface of the guide rail and rolls, and the third roller abuts on the inner surface of the guide rail and rolls. Preferably, at least one of the first roller, the second roller, and the third roller has two rollers arranged in the traveling direction.

  In one embodiment, the connecting base material is a thin plate-shaped material or a rod-shaped material that is appropriately bent into a shape, and in another embodiment, the connecting base material is triangular, trapezoidal, In another embodiment, the connection base is a bracket that supports the first rail engagement means, and a bracket that supports the second rail engagement means. , And a vertical rod connecting these brackets.

  In one embodiment, the board is a curved board, and the pair of guide rails are curved to correspond to the curved board. Preferably, the projector arm is installed on the connection base member so as to be vertically movable and / or pivotable. In addition, any one of a thin television, a screen, a whiteboard, and a white panel is suspended from the connection base material.

  The present invention is as described above, and a pair of guide rails installed on the upper portion of the board having a screen function so as to extend in the lateral direction over the entire length or shorter than the entire length, and engaged with them. The structure is composed of a rail engaging means that rolls or slides, a connecting base material that connects the first and second rail engaging means, and a projector arm that is fixed to the connecting base material. There is an effect that the installation work of the projector can be performed simply, quickly and at low cost.

  According to the fifth aspect of the present invention, since the engagement relationship of the rail engaging means with the guide rail is maintained firmly, the projector can be supported in a stable state, and the projector can be smoothly moved to a desired position without any trouble. There is an effect that can be moved to.

It is a front view which shows the construction state of the installation apparatus of the projector which concerns on this invention. It is a middle omission side longitudinal cross-sectional view which shows the construction state of the installation apparatus of the projector which concerns on this invention. It is an enlarged side view of the principal part in FIG. It is an enlarged front view of the principal part in FIG. FIG. 5 is a longitudinal cross-sectional side view of an intermediate omitted side showing a modification of the embodiment shown in FIG. 2. It is a side view which shows the construction state at the time of applying the installation apparatus of the projector which concerns on this invention to an up-down type blackboard. It is a side view which shows the construction state at the time of applying the installation apparatus of the projector which concerns on this invention to a curved surface type blackboard. It is a side view which shows the construction state of other embodiment of the installation apparatus of the projector which concerns on this invention. It is a side view which shows the construction state of further another embodiment of the installation apparatus of the projector which concerns on this invention. It is a side view which shows the construction state of further another embodiment of the installation apparatus of the projector which concerns on this invention.

  EMBODIMENT OF THE INVENTION Below, it demonstrates in detail, referring an accompanying drawing for the form for implementing this invention. In the projector installation method according to the present invention, a pair of guide rails extending in the lateral direction over the entire length or shorter than the entire length is installed on the upper part of the wall-fixed board, and engaged with one of the guide rails. A first rail engaging means that rolls or slides, and a second rail engaging means that engages and rolls or slides on the other of the guide rails, The first rail engaging means and the second rail engaging means are connected via a connecting base, a projector arm is fixed to the connecting base, and a projector is attached to the projector arm. The projector can be moved in the lateral direction along the pair of guide rails.

  A projector installation apparatus according to the present invention is for carrying out the above method, and is installed on the upper part of the wall-fixed board 1 so as to extend in the lateral direction over the entire length or a shorter distance than that. Guide rails 2 and 3, a first rail engaging means 4 that engages with one guide rail 2 and rolls or slides, and a first rail that engages with the other guide rail 3 and rolls or slides. The second rail engagement means 5, the connection base 6 connecting the first rail engagement means 4 and the second rail engagement means 5, and the projector arm 7 fixed to the connection base 6. Become. The projector P can be attached to the projector arm 7.

  Recently, improvement of projectors has progressed, and short focus type projectors incorporating so-called interactive functions are becoming widespread. In the present invention, the use of projectors of that type is assumed. In the case of the projector of that type, a general white board can be used as a screen. Therefore, in the present invention, an existing white board can be used as it is. Or the board which applied the coating for screens to the half or the whole blackboard which does not have a screen function, or affixed the screen sheet may be sufficient.

  The guide rails 2 and 3 are arranged in one row on the upper surface of the board 1 and the front upper end of the board 1, respectively, in a second arrangement method in which two rows are arranged on the upper front surface of the board 1, Alternatively, one of a third arrangement method in which one row is arranged on each of the upper front wall and the upper wall surface W of the board 1 or a fourth arrangement method in which two rows are arranged on the upper wall surface of the board 1 Installed by the method. The example shown in FIGS. 2 to 8 is based on the first placement method, the example shown in FIG. 9 is based on the third placement method, and the example shown in FIG. 10 is based on the fourth placement method. . Illustration in the case of the second arrangement method is omitted.

  The guide rails 2 and 3 are usually set to a length over the entire length of the board 1, but may be shorter than that. For example, when one half of the board 1 has a screen function, the length corresponding to the part having the screen function is sufficient.

  Various combinations of the guide rails 2 and 3 and the rail engaging means 4 and 5 are conceivable. As a general combination, the guide rails 2 and 3 have a C-shaped cross section as shown in the illustrated example. It is conceivable that the rail engaging means 4 and 5 are rolling wheels and the rolling wheels are engaged with the guide rails 2 and 3. Usually, this configuration is adopted for both of the guide rails 2 and 3, but one guide rail 2 (3) may have this configuration, and the other guide rail 3 (2) may have another configuration.

  The rail engaging means 4 and 5 used here are preferably provided with three rollers. In that case, the 1st roller 8 shall contact and roll the surface of the surface (opening surface) in which the groove | channel of the guide rails 2 and 3 is formed, and the 2nd roller 9 is the opening surface of the guide rails 2 and 3. The third roller 10 abuts on the inner surface of the guide rails 2 and 3 and rolls (see FIGS. 3 and 4 in particular).

  For stable rolling, it is preferable that at least one of the first roller 8, the second roller 9, and the third roller 10 has two rollers arranged in the traveling direction. Or it is good also as making it into two rows and comprising with a total of four rollers. In the illustrated example, each of the rollers 8 to 10 has a configuration in which two rollers are arranged in the traveling direction. The two rollers that configure the first roller 8 and the two rollers that configure the second roller 9 are The two rollers that are pivotally supported by the connecting member 6 and constitute the third roller 10 are pivotally supported by a pivotal support plate 11 provided on the connecting member 6.

  The operation and advantages of the rail engaging means 4 and 5 including the three rollers 8 to 10 will be described with reference to FIG. As apparent from FIG. 3, the projector arm 7 and the connecting member 6 receive the load of the projector P and are pulled downward to the left in FIG. 3. Therefore, the first roller 8 of the rail engaging means 4 is always in contact with the surface of the opening surface of the guide rail 2 and firmly received there, and the second roller 9 is always open of the guide rail 2. It touches the back of the surface and is firmly received there.

  On the other hand, the first roller 8 of the rail engaging means 5 is also surely brought into contact with the surface of the opening surface of the guide rail 3 and firmly received there, and the second roller 9 is always open of the guide rail 3. It touches the back of the surface and is firmly received there. At that time, the third roller 10 rotates in contact with the inner side surfaces of the guide rails 2 and 3 depending on the inclination degree of the connecting member 6, and is separated from the inner side surfaces of the guide rails 2 and 3. There is a case to do. Since the connecting member 6 is firmly held in this way, the projector P can be suspended in a stable state. In other embodiments shown in FIG. 5 and subsequent figures, the same operational effects are obtained.

  The connecting base material 6 for connecting the first rail engaging means 4 and the second rail engaging means 5 is made of a thin plate-like material or a rod-like material as in the illustrated example in a triangular shape, a trapezoidal shape, or any other arbitrary shape. It can be formed by bending into a shape, or can be formed of a plate material having a triangular shape, a trapezoidal shape, or any other shape. Moreover, it can also comprise by those combination. In the case of forming with a plate material, it is preferable to have a configuration in which two plate materials are opposed in consideration of strength and attachment of the projector arm 7.

  Since the projector arm 7 is fixed to the connection base 6 and the projector P is attached to the projector arm 7, a considerable load is applied. Therefore, it is necessary for the connection base 6 to have sufficient strength to withstand the load.

  Preferably, the projector arm 7 is made of a double pipe material, and the lower pipe is fixed to the connection base 6 by welding, bolting or the like. Then, the upper pipe can be inserted into or removed from the lower pipe, and the fixing screw 12 is loosened so that the upper pipe can be moved up and down and rotated. By doing so, it becomes possible to arbitrarily set the height position and the turning position of the projector P suspended from the projector arm 7.

  The embodiment shown in FIG. 5 is a modification of the embodiment shown in FIG. 2, and is a type in which the board 1 is surrounded by an aluminum frame 15 and installed on a wall surface via a bracket 16 integrated with the aluminum frame 15. However, other configurations are the same as those shown in FIG.

  The projector installation apparatus according to the present invention is applicable not only when the board 1 is a general flat board but also when it is an up-down board (FIG. 6) or a curved board (FIG. 7). When the board 1 is a curved board, the guide rails 2 and 3 are also curved corresponding to the curved surface. In FIG. 6, reference numeral 17 denotes a lifting mechanism in the up-down type board, and reference numeral 18 denotes a brake handle.

  In the embodiment shown in FIG. 8, the upper guide rail 2 is oriented in the same direction as the lower guide rail 3 (the opening surface faces front), and a bracket 25 is attached to the guide rail 2. In this case, the guide rail 2 is installed on the upper side of the guide rail 3 by inserting the bracket 25 from the upper surface or the upper surface of the pier into the back surface and fixing the bracket 25 to the upper surface of the board 1. And the connection base material 6 in this case connects the bracket 21 which supports the 1st rail engagement means 4, the bracket 22 which supports the 2nd rail engagement means 5, and these brackets 21 and 22. It is composed of downpipe 23. In the case of this embodiment, since a space is formed behind the guide rail 2, it is possible to store the wiring by using the space and prevent the wiring from being exposed to the front surface.

  The embodiment shown in FIG. 9 is based on the third arrangement method in which one row is arranged on each of the upper surface of the board 1 and the upper wall surface W of the board 1, and the guide rail 2 is directly fixed to the wall surface W. In some cases, the case may be fixed to the wall surface W via the base frame member 26 as in the illustrated example. In the illustrated example, the guide rail 2 and the guide rail 3 are disposed close to each other, but may be disposed further apart. The connection base 6 in this embodiment is the same as that in the embodiment shown in FIG. The base frame member 26 may be fixed to the upper surface of the board 1 instead of the wall surface W (in this case, one row is arranged on each of the upper surface of the board 1 and the upper end of the front surface of the board 1). 1).

  The embodiment shown in FIG. 10 is based on a fourth arrangement method in which two rows are arranged on the upper wall surface of the board 1, and the guide rails 2 and 3 are directly fixed to the wall surface W as in the illustrated example. In some cases, it is fixed to the wall surface W via the base frame member 26. The connection base 6 in this case is also the same as that in the embodiment shown in FIG.

  In addition, the movement of the connection base 6 to which the projector arm 7 is fixed may be performed manually, or a motor is mounted on the connection base 6 and any of the rollers is driven by the motor. It goes without saying that it may be good.

  Although not shown, in one embodiment, a flat TV, a screen, a white board, a white panel, and other boards are suspended from the connection base 6. The screen in this case may be an automatic winding type. According to this embodiment, the board 1 may be a simple blackboard having no screen function.

  Although the invention has been described in some detail with its most preferred embodiments, it is evident that a wide variety of embodiments can be constructed without departing from the spirit and scope of the invention. Accordingly, the invention is not limited to that particular embodiment, except as limited in the appended claims.

DESCRIPTION OF SYMBOLS 1 Board 2 Guide rail 3 Guide rail 4 1st rail engaging means 5 2nd rail engaging means 6 Connection base material 7 Projector arm 8 1st roller 9 2nd roller 10 3rd roller 12 Fixing screw 15 Aluminum frame 16 Bracket 17 Lifting mechanism 18 Brake handle 21 Bracket 22 Bracket 23 Vertical shaft 25 Bracket 26 Base frame material

Claims (17)

  A pair of guide rails extending in the lateral direction over the entire length or shorter than the entire length is installed on the upper part of the wall-fixed type board, and the first guide rail is rolled or slidably engaged with one of the guide rails. Rail engaging means is provided, and on the other side of the guide rail, second rail engaging means that engages and rolls or slides is provided, and the first rail engaging means and the The second rail engaging means is connected via a connecting base, a projector arm is fixed to the connecting base, and the projector is attached to the projector arm, so that the projector is moved along the pair of guide rails. A projector installation method characterized in that the projector can be moved laterally.   The pair of guide rails are arranged in one row each on the upper surface and front upper end of the board, two rows on the upper front surface of the board, one row on the upper surface of the board or the upper front surface of the board and the upper wall surface of the board, Alternatively, the projector installation method according to claim 1, wherein two rows are arranged on the upper wall surface of the board.   A pair of guide rails installed on the upper portion of the wall-fixed type board so as to extend in the lateral direction over the entire length or shorter than that length, and engage with one of the guide rails to roll or slide. A first rail engaging means; a second rail engaging means that engages with the other of the guide rails to roll or slide; the first rail engaging means and the second rail engaging means; A projector installation apparatus comprising: a connection base material for connecting means; and a projector arm fixed to the connection base material, wherein a projector can be attached to the projector arm.   The pair of guide rails has one row each on the upper surface of the board and the front upper end of the board, two rows on the upper front surface of the board, and each on the upper surface of the board or the upper front surface of the board and the upper wall surface of the board. The projector installation device according to claim 3, wherein the projector installation device is arranged in one row or two rows on the upper wall surface of the board.   The guide rail is a frame member having a C-shaped cross section, and the rail engaging means includes three rollers, and the first roller of which is in contact with the surface of the opening surface of the guide rail and rolls. 5. The projector according to claim 3, wherein the second roller rolls in contact with the back surface of the opening surface of the guide rail, and the third roller rolls in contact with the inner surface of the guide rail. Installation equipment.   The projector installation device according to claim 5, wherein at least one of the first roller, the second roller, and the third roller is configured such that two rollers are arranged in a traveling direction.   The projector installation apparatus according to any one of claims 3 to 6, wherein the connection base is formed by bending a thin plate-shaped material or a rod-shaped material into a suitable shape.   The projector installation apparatus according to claim 3, wherein the connection base material is a plate material having a triangular shape, a trapezoidal shape, or any other shape.   The said connection base material consists of the bracket which supports said 1st rail engaging means, the bracket which supports said 2nd rail engaging means, and the vertical hook which connects these brackets. 6. The projector installation device according to any one of 6.   The projector installation device according to claim 3, wherein the board has a screen function in whole or in part.   The projector installation apparatus according to claim 3, wherein the board is a curved board, and the pair of guide rails are curved so as to correspond to the curved board.   The projector installation device according to claim 3, wherein the projector arm is installed on the connection base member so as to be vertically movable and / or pivotable.   The projector installation device according to any one of claims 3 to 12, wherein any one of a thin television, a screen, a whiteboard, and a white panel is suspended from the connection base material.   A pair of guide rails, a first rail engaging means that engages with one of the guide rails to roll or slide, and a second rail that engages with the other of the guide rails to roll or slide Rail engaging means, and a connecting base material for connecting the first rail engaging means and the second rail engaging means, wherein the guide rail is a frame member having a C-shaped cross section, The rail engaging means includes three rollers, of which the first roller abuts against the surface of the opening surface of the guide rail and rolls, and the second roller contacts the back surface of the opening surface of the guide rail. The traveling device, wherein the third roller is in contact with and rolls in contact with the inner surface of the guide rail.   The traveling device according to claim 14, wherein at least one of the first roller, the second roller, and the third roller is configured such that two rollers are arranged in a traveling direction.   Whether the connecting base material is formed by bending a thin plate-shaped material or a rod-shaped material into an appropriate shape, or is formed of a triangular, trapezoidal, or other arbitrary shape plate material , A combination thereof, or a bracket that supports the first rail engagement means, a bracket that supports the second rail engagement means, and a vertical shaft that connects these brackets The travel device according to claim 14 or 15, wherein the travel device is any one of the following.   The travel device according to any one of claims 14 to 16, wherein a flat-screen television, a screen, a whiteboard, or a white background panel is suspended from the connection base material.

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