JP4080790B2 - Anti-vibration cage mounting structure for bookcases, etc. - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention is a structure for mounting a vibration isolator on a bookshelf, an article shelf, a cabinet, a locker, etc. (hereinafter referred to as a bookshelf etc.), that is, a plurality of bookshelves provided so as to be separated from each other on an indoor floor surface, etc. The present invention relates to a structure for mounting a vibration isolator on a bookshelf or the like that prevents a fall due to an earthquake or the like.
[0002]
[Prior art]
As a conventional fall prevention mechanism for a plurality of assembly-type bookshelves arranged indoors in a library, school, various facilities, etc., for example, Japanese Patent No. 2,795,186, and Japanese Utility Model Sho 62- As described in Japanese Laid-Open Patent Publication No. 11470 and the like, the tops of book shelves and the like adjacent to each other are generally connected with a vibration isolator composed of a square tube or the like.
[0003]
In any of these conventional devices, a plurality of bookshelves having the same shape and dimensions are arranged in a vertical and horizontal order, and they are continuously connected in a straight line with a vibration isolator.
[0004]
[Problems to be solved by the invention]
However, in recent years, in libraries and the like, not only bookshelves but also CD display shelves, video tape display shelves, etc. are often arranged in various arrangements. In the connection structure of the vibration isolator, it is not possible to connect a plurality of bookshelves and display shelves having different shapes and dimensions to each other or to connect a plurality of bookshelves having different directions. ing.
[0005]
In view of the above-described problems of the prior art, the present invention provides vibration isolation for a bookshelf that can easily and reliably connect a plurality of bookshelves having different shapes, dimensions, orientations, and the like. The purpose is to provide a mounting structure for the bag.
[0006]
[Means for Solving the Problems]
According to the present invention, the above problem is solved as follows.
(1) Anti-vibration fence mounting structure to a bookshelf etc. that prevents each bookshelf from falling down during an earthquake, etc. by fixing each end or middle part to the upper end of a plurality of bookshelves, etc. in the upper end of the auxiliary strut erected from the upper end of such the shelves, as well as fixing the mounting angle unalterable-proof Fu杆by the upper surface of the bracket fixed to the upper end portion side surface of the auxiliary strut, the other anti Fu杆A receiving surface for receiving and supporting the one end portion around the vertical axis is provided.
[0007]
(2) Anti-vibration cage mounting structure for bookshelves, etc. that prevents each bookshelf from falling down during an earthquake, etc., by fixing each end or middle part to the top of a plurality of bookshelves, etc. , A horizontal ring through which a vibration isolator can be inserted is attached to the upper end of a bookshelf, etc., or the upper end of an auxiliary column that stands up from there, and is inserted into the ring from outside. With the set screw, the vibration isolator inserted therein can be fixed to the ring body.
[0008]
(3) In the above item ( 1 ) or ( 2 ) , the vibration isolator has a U-shaped cross-section upward so that the wiring can be accommodated therein.
[0009]
(4) In the above item ( 1 ) or ( 2 ) , the vibration isolator shall be a round pipe.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is a front view of a plurality of bookshelves (1), (2), (2), a CD display shelf (3), and a video tape display shelf (4) connected to each other according to the first embodiment of the present invention. FIG. 2 and FIG. 2 are plan views thereof.
[0011]
In this example, a single-sided book shelf (1) on the floor surface (5) of a library or the like that is close to the side wall (6) of the room and that allows books to be taken in and out from only one side. And two double-sided bookshelves (2) and (2) that can be loaded and unloaded from both sides are placed in the front-rear direction and separated from each other in the left-right direction. In the center of the right extension of the bookshelf (1), (2) and (2), there is a CD display shelf (3) that is narrower than these and facing in the front-rear direction, and the CD display shelf (3) Video tape display shelves (4) facing left and right are placed in close proximity to the rear wall (7) of the room, respectively, behind the shelf (2) that is closest to the shelf.
[0012]
Each bookshelf (1) (2) and display shelves (3) (4) consist of a pair of columns (8) (8) on both sides and a plurality of shelves (9) installed between them. (Since other components are not directly related to the present invention, detailed description thereof will be omitted), and auxiliary struts (10) are provided at the upper ends of the struts (8) and (8) on both sides. (10) is mounted as detachable.
[0013]
As shown in FIGS. 1 to 5, a pair of front and rear anti-vibration rods (11), (11) facing in the left-right direction are attached to the upper ends of the auxiliary posts (10) before and after the bookshelf (1) (2) (2) Two bolts and nuts arranged on the left and right sides of each of the two ends and the middle part (the nuts are welded to the lower surface of the top wall (10a) of the auxiliary column (10) (see FIG. 3)) (12) (12) are fixed respectively.
[0014]
In addition, the front and rear ends of the three connecting rods (13) facing in the front-rear direction are arranged on the opposite end surfaces of the front and rear anti-vibration rods (11) and (11) immediately opposite the auxiliary strut (10) and the intermediate portion. The parts are respectively fixed with two bolts and nuts (14) and (14).
[0015]
The above configuration is almost the same as the conventional one, but the present invention is different from the conventional one in the following points.
That is, as shown in FIGS. 2 to 4, the right side of the upper ends of the front and rear auxiliary columns (10) and (10) in the rightmost bookshelf (2) and the front and rear auxiliary columns in the CD display shelf (3) (10) A bracket (15) whose side shape is a downward U-shape is fixed to the left side of the upper end of (10) by welding or the like, and each bracket aligned with the upper end of the auxiliary column (10) On the receiving surface (15a) formed by the upper surface of (15), the ends of the two front and rear antivibration rods (16), (16) are mounted, and the bolts facing up and down as fastening means・ By fastening the nut (17) to the receiving surface (15a), each end of the anti-vibration rods (16) and (16) changes the mounting angle in the horizontal direction around the bolt and nut (17). As possible, it is attached to the upper end of each auxiliary column (10).
[0016]
Further, as shown in FIGS. 2 and 5, the rear upper end of the rear auxiliary column (10) in the rightmost rack (2) and the rear auxiliary column (10) in the CD display shelf (3) are arranged. A bracket (18) whose front shape forms a U-shape is fixed to the rear surface of the upper end and the front of the upper ends of the left and right auxiliary posts (10) and (10) in the video tape display shelf (4) by welding or the like. The receiving surface (18a) formed by the upper surface of each bracket (18) aligned with the upper end surface of the auxiliary column (10) is attached to each end of the left and right vibration isolators (19) and (19). Are mounted on the receiving surface (18a) by bolts and nuts (20) facing up and down as fastening means. The mounting angle can be changed in the horizontal direction around the bolt and nut (20), and is attached to the upper end of each auxiliary column (10).
[0017]
Therefore, the vibration isolator (16) (19) is cut to a desired length in the field, and each end thereof is received by the receiving surface (15a) (18a) of any bracket (15) (18). The CD display shelf (3), video tape display shelf (4), etc. with different shapes and dimensions can be placed in the desired orientation. It can be connected to the bookshelf (2) etc. so that it will not fall down in the event of an earthquake, etc. by using the anti-vibration rods (16) (19).
[0018]
Two ends of the connecting rod (13) similar to those described above are provided at the upper ends of the auxiliary columns (10) and (10) in the CD display shelf (3) and the video tape display shelf (4). Each bolt and nut (12) (12) is fixed.
[0019]
The cross-sectional shapes of the anti-vibration rods (11), (16), (19) and the connecting rods (13) are all upward U-shaped, and power cords and other wiring for supplying power to lighting equipment and other electrical equipment ( (Not shown) is preferably accommodated.
[0020]
Note that the column (8) or auxiliary column (10) of the single-sided bookshelf (1) and the column (8) or auxiliary column (10) of the video tape display shelf (4) are appropriately L-shaped in plan view. The mounting bracket (21) is preferably fixed to the indoor side wall (6) or the rear wall (7).
[0021]
FIG. 6 is a perspective view of the same portion as FIG. 4 showing the second embodiment of the present invention. Note that the same members as those shown in FIGS. 1 to 5 are designated by the same reference numerals, and detailed description thereof will be omitted.
[0022]
In this example, instead of the anti-vibration rod (16) described above, the anti-vibration rod (22) formed of a metal round pipe is used, and each end thereof is inserted into the ring body (23). One or more (two in this example) set screws (25) facing the radial direction screwed into the screw holes (24) provided on the outer periphery of (23) are connected to the outer periphery of the vibration isolator (22). The vibration isolator (22) is fixed to the ring body (23) by tightening it toward the surface.
[0023]
The ring body (23) is inserted through the through hole (27) provided in the receiving surface (15a) of the bracket (15) fixed to the auxiliary column (10) with the bolt (26) suspended from the lower end thereof. By fastening the nut (28) from below, it is attached to the bracket (15) so that the attachment angle can be changed around the central axis of the bolt (25).
Other configurations are the same as those in the first embodiment.
[0024]
According to the second embodiment, the effective length of the anti-vibration rod (22) can be easily adjusted by loosening the set screw (25) and changing the tightening position of the anti-vibration rod (22). In addition, the vibration isolator (22) can be formed of an inexpensive round pipe, and there are advantages such as easy on-site work.
[0025]
The ring body (23) may be pivotally attached to the upper end portion of the bracket (15) in advance with a shaft (not shown) facing in the vertical direction.
[0026]
In both the first and second embodiments described above, auxiliary struts (10) are erected on the upper ends of the bookshelves (1) (2) and the display shelves (3) (4). The anti-vibration rods (11), (16), and (19) are attached to the parts, but the auxiliary strut (10) is omitted and the anti-vibration rods (11), (16), and (19) are attached to the shelf (1) (2) Alternatively, it may be carried out by directly attaching to the upper ends of the display shelves (3) and (4), for example, the upper ends of the columns (8) or the top plate.
[0027]
【The invention's effect】
If according to the invention of claim 1 and 2 wherein, as in the traditional shape and dimensions not only when arranging orderly the same plurality of shelves such as shape and size, or orientation or the like is different shelves such as between However, the anti-vibration rods allow easy and reliable connection, increasing the degree of freedom for layout of the book shelves in the room.
[0028]
According to the first aspect of the present invention, each end of the vibration isolator can be placed on the receiving surface and oriented in a desired direction, and the vibration isolator can be easily connected to the auxiliary support column. Is good.
[0029]
In addition to the anti-vibration rods that cannot change the mounting angle as in the past, the anti-vibration rods that can change the mounting angle can be attached to the upper end of the auxiliary strut as needed. This is convenient when a bookshelf or the like having a different shape, dimension, orientation, or the like is provided as an option around.
[0030]
According to the second aspect of the present invention, the effective length of the anti-vibration rod can be easily adjusted by loosening the set screw and changing the tightening position with respect to the anti-vibration rod, and the work at the site is easy. .
[0031]
According to the invention of claim 3 , since the power cord for power supply to the lighting fixtures and other wiring can be accommodated in the vibration isolator having a U-shaped cross-section upward, wiring processing is easy. The appearance is good because the wiring is not exposed to the outside.
[0032]
According to the fourth aspect of the present invention, since the vibration isolator can be formed by an inexpensive round pipe, the manufacturing cost can be reduced and the workability at the site can be improved.
[Brief description of the drawings]
FIG. 1 is a partially cutaway front view of a plurality of bookshelves connected to each other, a CD display shelf, and a video tape display shelf according to the first embodiment of the present invention.
FIG. 2 is also a plan view.
3 is an enlarged longitudinal sectional front view taken along line III-III in FIG.
4 is an enlarged exploded perspective view of part A in FIG.
FIG. 5 is an enlarged exploded perspective view of a portion B in FIG.
FIG. 6 is an exploded perspective view of the same portion as FIG. 4 in the second embodiment of the present invention.
[Explanation of symbols]
(1) (2) Bookshelf
(3) CD display shelf
(4) Video tape display shelf
(5) Floor surface
(6) Side wall
(7) Rear wall
(8) Prop
(9) Shelf board
(10) Auxiliary prop
(10a) Top wall
(11) Vibration isolator
(12) Bolt / Nut
(13) Linkage
(14) Bolt / Nut
(15) Bracket
(15a) Reception surface
(16) Vibration isolator
(17) Bolts and nuts (tightening means)
(18) Bracket
(18a) Reception surface
(19) Vibration isolator
(20) Bolts and nuts (tightening means)
(21) Mounting bracket
(22) Vibration isolator
(23) Ring
(24) Screw hole
(25) Set screw
(26) Bolt
(27) Through hole
(28) Nut

Claims (4)

The upper end of such a plurality of shelves, by fixing the respective end or intermediate portion, in the mounting structure of the vibration Fu杆to the bookshelf or the like so as to prevent the respective shelves, etc. to fall to an earthquake or the like, the An anti-vibration rod whose mounting angle cannot be changed is fixed to the upper end of an auxiliary column that stands up from the upper end of a bookshelf or the like, and one end of another anti-vibration rod is attached to the upper surface of the bracket that is fixed to the side surface of the upper end of the auxiliary column. A structure for mounting a vibration isolator on a bookshelf or the like, characterized in that a receiving surface is provided that can be rotated about a vertical axis . In the mounting structure of anti-vibration fences on the bookshelf, etc., which prevents each bookholder from falling down during an earthquake, etc. by fixing each end or middle part to the top of multiple bookshelves, etc. A horizontal ring that can be inserted with a vibration-proof rod is attached to the upper end of the auxiliary column that stands up from the upper end of the support column so as to be rotatable around the vertical axis, and the set screw is inserted into the ring from the outside. The structure for attaching a vibration isolator to a bookshelf or the like, characterized in that the vibration isolator inserted therein can be fixed to the ring body . The structure for attaching a vibration isolator to a bookshelf or the like according to claim 1 or 2 , wherein the vibration isolator has a U-shaped cross-section and is configured to accommodate wiring therein. The structure for mounting a vibration isolator on a bookshelf or the like according to claim 1 or 2 , wherein the vibration isolator is a round pipe.

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