JP4091216B2 - Article fall prevention device in article shelf - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an apparatus for preventing an article placed on an article shelf from falling from the article shelf when the article shelf vibrates due to an earthquake or the like.
[0002]
[Prior art]
As this type of conventional example, for example, a shelf board is erected between pillars erected at the four corners, and a metal rod-shaped fence member (article fall prevention member) is attached between the left and right pillars. Some articles prevent the article from falling off the shelf board when the article on the shelf board vibrates.
[0003]
However, in such an article shelf, when the article placed on the shelf board is, for example, a glass product or ceramics, these articles may collide with the fence member and be damaged.
[0004]
As an apparatus for solving such a problem, there is one described in, for example, Utility Model Registration No. 3047813.
[0005]
In this article shelf, an elastic string is stretched between the left and right columns as an article fall prevention member, so that when the shelf plate vibrates, glass products or ceramics on the shelf collide with this string. Even so, they are not damaged.
[0006]
[Problems to be solved by the invention]
However, in the article shelf described in this utility model registration No. 3047813, the string stretched between the columns has considerable elasticity. In the case of an article having a considerable weight, the string cannot prevent the article from falling from the shelf, and the article may fall from the shelf and break.
[0007]
In view of the above-mentioned problems of the prior art, the present invention does not damage these articles even when easily damaged articles such as glass products collide with the article fall prevention member, and It is possible to reliably prevent heavy items such as computer equipment from falling from the shelf, and always keep moderate tension even if the length of the item drop prevention member is different from the length between the columns. An object of the present invention is to provide an article drop prevention device for an article shelf that can be stretched in a state.
[0008]
[Means for Solving the Problems]
According to the present invention, the above problem is solved as follows.
(1) In an article shelf in which shelves are installed between a plurality of support posts, both ends of an article fall prevention member for preventing articles on the shelf boards from falling from the shelf boards are attached to adjacent support posts. An article fall prevention device, wherein the article fall prevention member has a belt-like shape, and an end portion of the article fall prevention member is attached to a connecting member attached to at least one of the adjacent columns. There are provided first adjusting means that can be attached in a stepwise adjustable manner, and second adjusting means that can continuously adjust the distance between the connecting member and the column in the longitudinal direction of the article drop preventing member.
[0009]
(2) In the above item (1), the first adjusting means is provided side by side in the longitudinal direction of the article fall prevention member in the connecting member, and a plurality of latching parts capable of latching the end of the article fall prevention member It shall consist of
[0010]
(3) In the above item (2), the end portion of the article drop prevention member is provided with a locking hole facing in the vertical direction, and the locking hole is selected as a locking portion having a plurality of locking grooves facing in the vertical direction. So that it can be locked.
[0011]
(4) In the above item (3), a plurality of locking grooves which are locking portions are provided alternately on the upper and lower edges of the connecting member.
[0012]
(5) In any of the above items (1) to (4), the second adjusting means is screwed into a fixing plate provided in the connecting member and a screw hole provided in the fixing plate, and the tip is It shall be composed of a tightening screw that abuts the side surface of the column opposite to the article fall prevention member and can tighten the article fall prevention member.
[0013]
(6) In the above item (5), the connecting member is provided with a pair of upper and lower horizontal leg pieces penetrating at least one pair of upper and lower slits formed in the support column, and the tips of both horizontal leg pieces penetrating the slits. The fixing plate is locked to the part.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the article shelf (1) provided with the 1st Embodiment of this invention is demonstrated, referring FIGS.
In the following description, the lower right side in FIG. 1 is “front”, and the upper left side is “rear”.
[0015]
On the left and right sides of the two left and right metal struts (2) and (3), the cross-section standing on the floor (not shown) has an inward U-shape in the front-rear direction. (4) are drilled side by side in the vertical direction, and a horizontal rectangular shelf board (5) is installed between the columns (2) and (3).
[0016]
The strip-shaped article fall prevention member (6) facing left and right is made of thick cloth such as canvas, nylon or other synthetic resin band, etc., and is slightly shorter than the inner space between the left and right support columns (2) and (3). In addition, the engaging holes (7) facing the up and down direction are formed by reversing and bending at both ends.
[0017]
(8) and (9) are metal connection members for connecting the left and right ends of the article fall prevention member (6) to the left and right support columns (2) and (3).
The connecting members (8) and (9) are composed of a base piece (10) facing upward and downward, and a pair of upper and lower horizontal leg pieces (11) (11) (facing outwardly connected to both upper and lower ends of the base piece (10)). 12) and a connecting portion (13) having an outward U-shape in front view and a front and rear edge of the connecting portion (13) (the front edge is the front edge and the rear edge is the rear edge). And an inward locking piece (14) provided.
[0018]
At the upper end of the locking piece (14), two locking grooves (15), (16) forming the locking portion of the first adjusting means are aligned in the left-right direction and cut downward. .
The distance between the upper and lower horizontal leg pieces (11) and (12) of the connecting part (13) is equal to the distance between the slits (4) in the columns (2) and (3), and in both horizontal leg pieces (11) and (12). Square cuts (11a) and (12a) are provided at both front and rear edges of the outer end, and the gaps between the cuts (11a), (11a), (12a), and (12a) aligned in the front and rear are narrower than the other parts. The engagement portion (17) has a width.
[0019]
As shown in FIGS. 2 to 5, the connecting member (8) attached to the left column (2) and the connecting member (9) attached to the right column (3) are symmetrical to each other. .
[0020]
There are two narrow parts at the top of the wide insertion part (20) at the top and bottom of the fixed plate (18) (19) that can be inserted into the openings of the left and right support columns (2) and (3). A convex locking hole (22) provided with a continuous locking portion (21) is provided, and the upper and lower locking holes (22), (22) of the fixing plate (19) on the right column (3) side are provided. A screw hole (23) is formed between them.
[0021]
As shown in FIGS. 2 and 4 to 6, the left end portion of the article drop preventing member (6) engages the locking hole (7) with the locking groove (16) on the outside of the connecting member (8). The upper and lower horizontal leg pieces (11) and (12) are respectively inserted into the slits (4) of the support column (2), the fixing plate (18) is inserted into the support column (2), and the rear end (or front end) is inserted. ) Is brought into contact with the rear end surface inside the column (2) (see FIG. 6), and the insertion portion (20) of the upper and lower locking holes (22) and (22) of the fixing plate (18) is The leg pieces (11) and (12) are inserted up to the engaging portions (17), the fixing plate (18) is lowered, and the locking portions (21) are fitted into the engaging portions (17) (FIG. 6). To the left column (2).
[0022]
As shown in FIGS. 3 to 5, the right end portion of the article drop preventing member (6) is connected to the right column (3) in the same manner as the left end portion described above.
At this time, the article drop prevention member (6) often has a slight slack, but then the butterfly screw (24), which is the tightening screw of the second adjusting means, inside the column (3). The screw part is screwed into the screw hole (23) of the fixing plate (19), the front end surface of the screw part is brought into contact with the left side surface inside the column (3), and the thumb screw (24) is gradually rotated. As a result, the fixing plate (19) and the connecting member (9) integrated with the fixing plate (19) are gradually drawn to the right side, and the article fall prevention member (6) is moderately free of slack. A tension state with sufficient rigidity and elasticity.
[0023]
According to this embodiment, the left and right insertion holes (7) of the article drop prevention member (6) are connected to the two locking grooves (15) and (16) of the left and right connecting members (8) and (9). The engagement position of the article drop prevention member (6) can be roughly adjusted in two steps by selecting and engaging the two, and the end of the article fall prevention member (6) can be engaged by the thumbscrew (24). Since the stop position can be finely adjusted, the article fall prevention member (6) can always be kept in an appropriate tension state even if the length varies.
[0024]
Therefore, even if articles (not shown) that are easily damaged by the collision of glass products or the like are placed on the shelf board (5), and these articles collide with the article fall prevention member (6) during vibration or the like, Can be prevented from being damaged or dropped from the shelf board (5). Also, when a heavy article (not shown) such as computer equipment is placed on the shelf board ( 5) can be reliably prevented from falling off.
[0025]
Moreover, since the article fall prevention member (6) is a belt-like member, the article on the shelf board (5) can be surely prevented from falling, and the article on the shelf board (5) can be prevented. Can collide and absorb the collision force, and more effectively prevent breakage of articles such as glass products.
[0026]
Next, a second embodiment of the present invention will be described with reference to FIGS.
The same members as those in the first embodiment are designated by the same reference numerals, and detailed description thereof is omitted.
[0027]
The feature of this embodiment lies in the connecting member (30) used for the left column (2).
The upper and lower horizontal leg pieces (11) and (12) of the connecting member (30) are provided with notches (11a) and (12a) not only on the outer end but also on both front and rear edges of the inner end. An engaging portion (17) is formed between the two cuts (11a) (11a) (12a) (12a).
[0028]
As shown in FIG. 8, the upper and lower horizontal leg pieces (11) and (12) are inserted into the support column (2) as much as possible, and the inner engagement portion (17) is fixed to the locking portion (18) of the fixing plate (18). 21) is fitted, and the fixing plate (18) is brought into contact with the right side surface inside the column (2) (see FIG. 8).
[0029]
By doing so, it is possible to reliably prevent rattling of the connecting member (30) with respect to the support (2), and to prevent the connecting member (30) from protruding greatly inside the support (2). it can.
Further, the engagement hole (22) of the fixing plate (18) is selected and fitted into the inner and outer engagement portions (17), thereby making the distance from the support member (2) of the connecting member (30) in two steps. Since it can be adjusted, the attachment position of the article drop prevention member (6) can be further adjusted in two stages.
[0030]
Finally, a third embodiment of the present invention will be described with reference to FIG.
The same members as those in the first embodiment are designated by the same reference numerals, and detailed description thereof is omitted.
[0031]
In this embodiment, on the upper and lower edges of the locking piece (41) of the connecting member (40), a plurality of downward and upward locking grooves (42) (43) that are locking portions are alternately arranged in the left-right direction. Is provided.
[0032]
The connecting member (40) can be used in common for the left and right support columns (2) and (3). That is, in the state shown in FIG. 9, it can be attached to the right column (3), and can be attached to the left column (2) if the state of FIG.
Thus, by sharing the left and right connecting members (40), the number of parts can be reduced.
[0033]
【The invention's effect】
According to the first aspect of the present invention, even if there is a difference between the length of the article fall prevention member and the interval between the columns to which the article fall prevention member is to be attached, the attachment position in the longitudinal direction of the article fall prevention member is Since it can be adjusted roughly step by step by the adjusting means and finely adjusted by the second adjusting means, the article drop preventing member can always be stretched between the columns in a tension state.
[0034]
For this reason, even if articles that are easily damaged by collisions such as glass products are placed on the shelf board, even if these articles collide with the article fall prevention member during vibration or the like, these articles may be damaged, It is possible to prevent the product from falling from the plate, and even when a heavy product such as a computer device is placed, the product can be reliably prevented from falling from the shelf plate.
[0035]
In addition, since the article fall prevention member is a belt-like member, it is possible to reliably prevent the article on the shelf from falling compared to the string-like one, and when the article on the shelf collides, the collision force Can be dispersed and absorbed, and breakage of articles such as glass products can be more effectively prevented.
[0036]
According to the second aspect of the present invention, the attachment position of the end portion of the article fall prevention member is selected in stages by selecting and fitting to the plurality of engaging portions of the connecting member at the end portion of the article fall prevention member. Yes, it can be easily adjusted over a wide range.
[0037]
According to the third aspect of the present invention, the article drop prevention member can be easily attached to the connecting member simply by selectively hooking the engagement hole formed in the end portion of the article fall prevention member into one of the engagement grooves. be able to.
[0038]
According to the fourth aspect of the present invention, the same connecting member can be used in common for the right side and the left side by reversing the top and bottom, and the types of parts can be reduced.
[0039]
According to the fifth aspect of the present invention, the article drop prevention means can be easily tightened.
[0040]
According to the sixth aspect of the present invention, the upper and lower horizontal leg pieces of the connecting member are passed through the slits of the support pillars so that the connecting member is prevented from rotating around the support pillars, and the fixing plate is engaged with the front end portion of the horizontal leg pieces. By stopping, the connecting member is prevented from coming off the support column, and the connecting member is firmly coupled to the support column.
[Brief description of the drawings]
FIG. 1 is a perspective view of an article shelf including a first embodiment of the present invention.
FIG. 2 is an enlarged exploded perspective view showing a structure for attaching an article drop prevention member to the left rear column.
FIG. 3 is an enlarged exploded perspective view showing a structure for attaching an article drop prevention member to the right rear support column.
4 is a cross-sectional plan view taken along line IV-IV in FIG.
5 is a longitudinal sectional front view taken along the line VV in FIG. 4; FIG.
6 is a longitudinal side view along the line VI-VI in FIG. 4; FIG.
FIG. 7 is an enlarged perspective view of a connecting member according to a second embodiment of the present invention.
FIG. 8 is a longitudinal sectional front view of the left column similar to FIG. 5;
FIG. 9 is an enlarged perspective view of a connecting member according to a third embodiment of the present invention.
[Explanation of symbols]
(1) Goods shelf
(2) (3) Prop
(4) Slit
(5) Shelf board
(6) Article fall prevention member
(7) Locking hole
(8) (9) Connecting member
(10) Base piece
(11) (12) Horizontal leg piece
(11a) (12a) notch
(13) Connecting part
(14) Locking piece
(15) (16) Locking groove (locking part) (first adjusting means)
(17) Engagement part
(18) Fixed plate
(19) Fixed plate (second adjusting means)
(20) Insertion section
(21) Locking part
(22) Locking hole
(23) Screw hole
(24) Wing screw (second adjusting means) (tightening screw)
(30) Connecting member
(40) Connecting member
(41) Locking piece
(42) (43) Locking groove

Claims (6)

In an article shelf in which shelves are installed between a plurality of support columns, the article fall prevention is performed by attaching both ends of an article fall prevention member for preventing the articles on the shelf from falling from the shelf plates to adjacent support columns. A device,
The article fall prevention member has a belt-like shape, and the end of the article fall prevention member is attached to a connecting member attached to at least one of the adjacent columns so that its longitudinal attachment position can be adjusted stepwise. An article drop in an article shelf comprising: a first adjustment means that can be adjusted; and a second adjustment means that can continuously adjust the distance between the connecting member and the column in the longitudinal direction of the article fall prevention member. Prevention device. The first adjusting means is provided with a plurality of locking portions provided side by side in the longitudinal direction of the article fall prevention member in the connecting member and capable of latching an end of the article fall prevention member. An article fall prevention device for an article shelf. A locking hole facing in the vertical direction is provided at the end of the article fall prevention member, and the locking hole can be selectively locked to a locking part as a plurality of locking grooves facing in the vertical direction. Item fall prevention device in article shelf of claim 2. The article drop prevention device for an article shelf according to claim 3, wherein a plurality of locking grooves which are locking portions are provided alternately on the upper and lower edges of the connecting member. The second adjusting means is screwed into a fixing plate provided in the connecting member and a screw hole provided in the fixing plate, and the tip abuts on the side surface of the support column opposite to the article dropping prevention member to drop the article. The article drop prevention device for an article shelf according to any one of claims 1 to 4, wherein the prevention member comprises a fastening screw capable of tightening the prevention member. The connecting member is provided with a pair of upper and lower horizontal leg pieces penetrating at least one pair of upper and lower slits formed in the support column, and the fixing plate is locked to the front end portions of both horizontal leg pieces penetrating the slits. The article drop prevention device for an article shelf according to claim 5.

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