JP2001017256A - Device for preventing article from falling from shelf - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent damage of glass products even if glass products, etc. collide with an article fall prevention member(AFPM), and to certainly prevent heavy articles from falling from a shelf plate, and to always give proper tension to the prevention member. SOLUTION: This device is provided with a band-like article fall prevention member 6, a first adjusting means 14 in which an end part of the prevention member 6 can be mounted to a connecting member mounted to at least one of adjoining struts in such a way that a mounting position in the longitudinal direction can gradually be adjusted, and a second adjusting means which can continuously adjust a distance between the connecting member and the strut in the longitidinal direction of the prevention member 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for preventing articles placed on an article shelf from falling off the article shelf when the article shelf vibrates due to an earthquake or the like.

[0002]

2. Description of the Related Art As a conventional example of this type, for example, a shelf plate is erected between columns erected at four corners, and a metal bar-shaped fence member (article fall prevention member) is provided between left and right columns. Is mounted so that when an article on the shelf vibrates due to an earthquake or the like, the article does not fall off the shelf.

[0003] However, in such an article shelf, when articles placed on the shelf board are, for example, glass products or pottery, these articles may collide with the fence member and be damaged.

[0004] As an apparatus which has solved such a problem,
For example, there is one described in Utility Model Registration No. 3047813.

[0005] In this article shelf, an elastic string is stretched between left and right columns as an article drop prevention member, so that glass products, pottery and the like on the shelf board are removed when the shelf board vibrates. Even if it hits the string, it will not be damaged.

[0006]

However, in the article shelf described in Japanese Utility Model Registration No. 3047813, since the string stretched between the columns has considerable elasticity, it is difficult to place the article on the shelf board. If the items are heavy items, such as computer equipment, for example, the straps cannot prevent such items from falling off the shelf, and these items may fall off the shelf. May be damaged.

The present invention has been made in view of the above-mentioned problems of the prior art, and is intended to reduce the possibility of breakage of articles such as glass products.
Even if it collides with the article fall prevention member, these articles are not damaged, and it is possible to reliably prevent heavy articles such as computer equipment from falling off the shelf board and prevent the articles from falling. It is an object of the present invention to provide a device for preventing falling of an article on an article shelf, in which a member can always be stretched in an appropriate tension state even if the length of the member and the interval between the columns are different.

[0008]

According to the present invention, the above-mentioned problem is solved as follows. (1) In an article shelf having a shelf laid between a plurality of pillars, both ends of an article drop prevention member for preventing articles on the shelf from falling off the shelf are attached to adjacent pillars. An article fall prevention device, wherein the article fall prevention member has a strip shape, and an end of the article fall prevention member is attached to a connecting member attached to at least one of adjacent pillars in a longitudinal mounting position. There is provided a first adjusting means which can be attached so as to be adjustable in a stepwise manner, and a second adjusting means which can continuously adjust the distance between the connecting member and the support in the longitudinal direction of the article falling prevention member.

(2) In the above item (1), a plurality of first adjusting means are provided in a line in the longitudinal direction of the article drop prevention member of the connecting member, and can lock the end of the article drop prevention member. It shall consist of a locking part.

(3) In the above item (2), a locking hole is provided at the end of the article falling prevention member, which is vertically oriented, and the locking hole is a plurality of locking grooves which are vertically oriented. Parts to be selectively locked.

(4) In the above item (3), a plurality of locking grooves as locking portions are alternately provided on the upper and lower edges of the connecting member.

(5) In any one 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 abuts on the side of the support opposite to the article fall prevention member,
The article fall prevention member is constituted by a tightening screw capable of tightening.

(6) In the above item (5), the connecting member
A pair of upper and lower horizontal leg pieces penetrating at least a pair of upper and lower slits formed in the column are provided, and a fixing plate is engaged with the tips of the two horizontal leg pieces penetrating the slits.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an article shelf (1) provided with a first embodiment of the present invention will be described with reference to FIGS. In the following description, the lower right side of FIG. 1 is referred to as “front”, and the upper left side of FIG.

Two pairs of left and right metal columns (2) having a U-shaped cross section standing upright on a floor (not shown).
On both left and right sides of (3), a number of horizontal slits (4) are bored side by side in the vertical direction, and a horizontal rectangular shelf plate (5) is provided between the columns (2) and (3). Has been erected.

A strip-shaped article drop prevention member that faces in the left-right direction.
(6) is made of a thick cloth such as canvas, a band made of nylon or other synthetic resin, and is slightly shorter than the inner space between the left and right supports (2) and (3), and has two ends. The locking holes (7), which face in the vertical direction, are formed by inverting and bending.

(8) and (9) are metal connecting members for connecting the left and right ends of the article drop prevention member (6) to the left and right columns (2) and (3). The connecting members (8) and (9) are a base piece (10) pointing in the vertical direction, and a pair of upper and lower horizontal leg pieces (11) (11) ( 12), a connecting portion (13) having a U-shape facing outward when viewed from the front, and front and rear edges of the connecting portion (13) (front portions are front edges, and rear portions are rear edges). And an inward locking piece (14) provided.

At the upper end of the locking piece (14), two locking grooves (15) and (16) forming a locking portion of the first adjusting means are arranged in the left-right direction and cut downward. It is rare. The distance between the upper and lower horizontal leg pieces (11) and (12) of the connecting portion (13) is equal to the distance between the slits (4) in the columns (2) and (3), and both horizontal leg pieces (11) and (12).
In the front and rear edges of the outer end of the square notch (11a) (12
a) is provided, and the notches (11a) (11a), (12a) (12
Between (a), the engaging portion (17) is narrower than other portions.

As shown in FIGS. 2 to 5, the left support (2)
The connecting member (8) mounted on the right side and the connecting member (9) mounted on the right column (3) are symmetrical to each other.

The upper and lower portions of a wide rectangular insertion portion (20) are provided at upper and lower portions of fixing plates (18) and (19) which can be inserted into the openings of the left and right columns (2) and (3) and which are vertically rectangular in side view. Is provided with a convex locking hole (22) in which a narrow locking portion (21) is continuously provided, and the upper and lower locking holes (22) (22) in the fixing plate (19) on the right column (3) side. 22)
A screw hole (23) is provided.

As shown in FIG. 2 and FIGS. 4 to 6, the left end portion of the article drop prevention member (6) is connected to its locking hole (7) by a connecting member.
The upper and lower horizontal leg pieces (11) are engaged with the outer locking grooves (16) of (8).
(12) is inserted into the slit (4) of the column (2), the fixing plate (18) is inserted into the column (2), and the rear end (or the front end) is the inner end surface of the column (2). (See Fig. 6)
After that, the insertion part (20) of the upper and lower locking holes (22) (22) of the fixing plate (18)
Insert up to the engagement part (17) of the upper and lower horizontal leg pieces (11) (12),
Lower the fixing plate (18) and lower the locking part (21) with the engaging part (17).
(See FIG. 6) to be connected to the left column (2).

As shown in FIGS. 3 to 5, the right end of the article fall prevention member (6) is connected to the right column (3) in the same manner as the left end described above. At this time, the article fall prevention member
Although (6) often has a slight slack, the screw portion of the thumb screw (24), which is the tightening screw of the second adjusting means, is then fixed inside the support (3). 19) Screw hole (23)
, The tip surface of the screw portion is brought into contact with the left side surface inside the column (3), and further, the thumb screw (24) is gradually rotated to fix the fixing plate (19) and the fixing plate (19). The integrated connecting member (9) is gradually retracted to the right, and the article fall prevention member (6) is removed from slack and brought into a tensioned state having appropriate hardness and elasticity.

According to this embodiment, the left and right insertion holes (7) of the article drop prevention member (6) are connected to the left and right connecting members.
(8) By selectively engaging the two locking grooves (15) and (16) of (9), the locking position of the article drop prevention member (6) can be roughly adjusted in two stages, The locking position of the end of the article fall prevention member (6) can be finely adjusted by the thumb screw (24), so that the article fall prevention member (6) always has an appropriate length even if its length varies. You can stay nervous.

For this reason, it is assumed that articles (not shown) that are easily damaged by collision of glass products or the like are placed on the shelf plate (5), and these articles collide with the article drop prevention member (6) during vibration or the like. It is also possible to prevent these articles from being damaged or falling off the shelf (5), and even if heavy articles (not shown) such as computer equipment are placed, Dropping from the shelf plate (5) can be reliably prevented.

Further, since the article falling prevention member (6) is in the form of a strip, it is possible to reliably prevent the article from falling on the shelf (5) and to prevent the article from falling on the shelf (5), as compared with the string-shaped one. When the above article collides, the collision force can be dispersed and absorbed, and breakage of an article such as a glass product can be more effectively prevented.

Next, a second embodiment of the present invention will be described.
This will be described with reference to FIGS. The same members as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

The feature of this embodiment resides in a 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 at their outer ends but also at the front and rear edges of the inner end. An engagement portion (17) is formed between the cuts (11a), (11a), (12a), and (12a).

As shown in FIG. 8, the upper and lower horizontal leg pieces (11) (1)
Insert the 2) as far as possible into the inside of the column (2), and engage the inner engaging portion (17).
The engaging portion (21) of the fixing plate (18) is fitted to the fixing plate (18), and the fixing plate (18) is brought into contact with the right side inside the column (2) (see FIG. 8).

By doing so, the connecting member (30)
It is possible to reliably prevent rattling of the support (2) and to prevent the connecting member (30) from protruding largely inside the support (2). Also, the fixing holes (2
By selecting and fitting 2) to the inner and outer engaging parts (17),
Since the distance of the connecting member (30) from the column (2) can be adjusted in two steps, the mounting position of the article drop prevention member (6) can be adjusted in two steps.

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 denoted by the same reference numerals, and detailed description thereof is omitted.

In the present embodiment, a plurality of downward and upward locking grooves (42, 43) as locking portions are formed on the upper and lower edges of the locking pieces (41) of the connecting member (40). It is provided alternately in the direction.

The connecting member (40) includes left and right columns (2) and (3).
Can be used in common. That is, in the state shown in FIG. 9, it can be attached to the right column (3),
If the state of FIG. 9 and the top and bottom are reversed, it can be attached to the left column (2). Thus, the left and right connecting members
By sharing (40), the number of parts can be reduced.

[0033]

According to the first aspect of the present invention, even if there is a difference between the length of the article drop prevention member and the distance between the columns to which it is mounted, the longitudinal position of the article drop prevention member is set. Can be roughly adjusted stepwise by the first adjusting means and finely adjusted by the second adjusting means, so that the article drop prevention member can be always stretched between the columns in a tensioned state.

For this reason, articles which are easily damaged by collision of glass products or the like are placed on the shelf plate, and even if these articles collide with the article drop prevention member at the time of vibration or the like, these articles are damaged. Or heavy objects such as computer equipment can be reliably prevented from falling off the shelf even when heavy articles such as computer equipment are placed on the shelf.

Further, since the article falling prevention member is in the form of a strip, it is possible to reliably prevent the article on the shelf from dropping as compared with the case of a string, and to prevent the article on the shelf from colliding. The impact force can be dispersed and absorbed, and breakage of an article such as a glass product can be more effectively prevented.

According to the second aspect of the present invention, the fitting position of the end of the article fall prevention member can be changed by selecting and fitting to the plurality of locking portions of the connecting member at the end of the article fall prevention member. It is gradual, but can be easily adjusted over a wide range.

According to the third aspect of the present invention, the article drop preventing member can be easily connected to the connecting member only by selectively hooking the locking hole formed at the end of the article drop preventing member into one of the locking grooves. Can be attached to

According to the fourth aspect of the invention, the same connecting member can be commonly used for the right and left sides by reversing the top and bottom, and the number of parts can be reduced.

According to the fifth aspect of the present invention, the article falling prevention means can be easily tightened.

According to the sixth aspect of the present invention, the upper and lower horizontal legs of the connecting member are made to pass through the slits of the column, so that the connecting member is prevented from rotating around the column and fixed to the tip of the horizontal leg. By locking the plate, the connecting member is prevented from coming off from the column, and the connecting member is firmly connected to the column.

[Brief description of the drawings]

FIG. 1 is a perspective view of an article shelf provided with 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 a left rear column.

FIG. 3 is an enlarged exploded perspective view showing a structure for attaching an article drop prevention member to a right rear column.

FIG. 4 is a cross-sectional plan view taken along the line IV-IV in FIG.

5 is a vertical sectional front view taken along the line VV of FIG. 4;

6 is a vertical sectional side view along the line VI-VI of FIG. 4;

FIG. 7 is an enlarged perspective view of a connecting member according to a second embodiment of the present invention.

FIG. 8 is a vertical sectional front view of the same left support column as in 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) Article shelf (2) (3) Prop (4) Slit (5) Shelf (6) Article fall prevention member (7) Lock 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) Fixing plate (19) Fixing plate (second adjusting means) (20) Insertion part (21) Locking part (22) Locking hole (23) Screw hole (24) Thumb screw (second adjustment (Means) (Tightening screw) (30) Connecting member (40) Connecting member (41) Locking piece (42) (43) Locking groove

Claims (6)

[Claims] In an article shelf in which a shelf is provided between a plurality of pillars, both ends of an article drop prevention member for preventing articles on the shelf from falling off the shelf are placed on adjacent pillars. An article fall prevention device attached, wherein the article fall prevention member has a belt-like shape, and an end of the article fall prevention member is attached to a connecting member attached to at least one of adjacent pillars in the longitudinal direction. There are provided first adjusting means capable of adjusting the mounting position so that the mounting position can be adjusted stepwise, and second adjusting means capable of continuously adjusting the distance between the connecting member and the support in the longitudinal direction of the article drop prevention member. A device for preventing an article from falling on an article shelf. 2. The method according to claim 1, wherein the first adjusting means includes a plurality of locking portions provided in the connecting member in the longitudinal direction of the article drop prevention member and capable of locking an end of the article drop prevention member. An apparatus for preventing an article from falling on an article shelf according to claim 1. 3. An article falling prevention member is provided with a vertically oriented locking hole at an end thereof, and the locking hole is selectively locked to a plurality of locking grooves which are vertically oriented. 3. An apparatus for preventing falling of an article in an article shelf according to claim 2. 4. The apparatus according to claim 3, wherein a plurality of locking grooves serving as locking portions are alternately provided on upper and lower edges of the connecting member. 5. A second adjusting means is screwed into a fixing plate provided in the connecting member and a screw hole provided in the fixing plate, and a tip of the second adjusting means is provided on a side of the support opposite to the article drop preventing member. The device for preventing an article from falling on an article shelf according to any one of claims 1 to 4, wherein said device comprises a tightening screw that can abut and tighten the article-fall preventing member. 6. A connecting member is provided with a pair of upper and lower horizontal leg pieces penetrating at least a pair of upper and lower slits formed in a pillar, and at the tip of both horizontal leg pieces penetrating the slit,
The device for preventing an article from falling on an article shelf according to claim 5, wherein the fixing plate is locked.