JP2003194022A - Engaging device and box using the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an engaging device easy to handle because it does not catch on things around a box or does not hit and break other objects, and capable of securely connecting adjacent boxes. <P>SOLUTION: This invention comprises an arm 23 having a hook 23a, a case 21 accommodating the arm 23, and a shaft 24 attached to the base end 23b of the arm 23 so that the arm 23 may be pivotally mounted on the case 21 and the shaft 24 may turn with the arm 23. A slot 24a' is formed in the head 24a of the shaft 24 so that the shaft 24 itself can be rotated, the head 24a of the shaft 24 is disposed to fit into a through hole 21d in the case 21 so that the slot 24a' can be operated from outside the case 21, and openings 21e, 21f are provided at a plurality of positions in the case 21 so that the entry and egress of the arm 23 may be allowed as it is rotated. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a member for engaging box bodies such as racks, cabinets, document boxes and housings arranged in a horizontal direction, or for engaging other objects. The present invention relates to a stopper and a box body using this stopper.

[0002]

2. Description of the Related Art For example, Japanese Patent Publication No. 7-100397 discloses an engaging piece for connecting document boxes arranged in a lateral direction. The engagement piece described in this publication is a hook-shaped member rotatably attached to the top corner of the box, and when the same document ordering boxes are arranged side by side, the adjacent document ordering boxes face each other. It engages with the engagement protrusion that is provided at the position,
It is a fixed connection of a plurality of document boxes. Further, the engaging projections are provided so as to fit into the holes formed at the bottom corners of the boxes when the document boxes are stacked vertically.

However, since the above-mentioned conventional engaging pieces and engaging projections are projected from the surface of the document rearranging box, the engaging pieces and engaging projections themselves may be caught by other objects or hitting other objects. It has the drawbacks of being easily damaged and complicated to handle. Further, since the above-mentioned conventional engaging piece is not fixed like the engaging protrusion, but is rotated to connect the adjacent document rearranging boxes, a hole for fitting the engaging piece. It is difficult to provide a groove or groove on the lower surface of the box. Therefore, when stacking vertically adjacent document boxes, the lower surface of the document boxes hits the engaging pieces and the engaging pieces are damaged, or the stacking state of the document boxes is unstable. Could be.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in order to solve the problems of the above-described conventional fasteners, and its problem is to be caught by the surrounding box or article, or another box. An object of the present invention is to provide a locking tool that is easy to handle because it does not hit or damage objects or objects and that can reliably connect adjacent box bodies or objects.

Another object of the present invention is that, when adjacent box bodies or objects are not connected to each other, the constituent members can be housed so as not to project from the surfaces of the box bodies or objects. An object of the present invention is to provide a locking tool that allows predetermined constituent members to freely project from the surface of a box or article when connecting bodies and articles.

Another object of the present invention is to provide a box which is easy to handle and can be reliably connected to adjacent boxes.

[0007]

According to the present invention, an arm member having a hook portion, a case for accommodating the arm member, the arm member pivotally attached to the case and the arm member itself. A shaft member provided at the base end of the arm member so as to rotate together with the arm member, and an operating portion is formed on the head of the shaft member so that the shaft member itself can be rotated. The shaft member head is fitted into the through hole of the case so as to be operated from the outside of the case, and the case is provided with openings at a plurality of positions so that the arm member can be turned in and out. A locking device is provided.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION It is preferable that the locking tool of the present invention is provided with a positioning member for positioning the arm member that rotates in the case. This positioning member has a certain degree of rotation with respect to this rotation at least when the person who operates the locking tool rotates the arm member to reach the position where the hook portion should engage with the hook receiving portion. Any member that can exert the reaction force of the arm member and the contact surface of the arm member and the case can be used, for example, the engaging portion that engages when the hook portion reaches the position where the hook receiving portion should be engaged. To be installed. The positioning member is provided so as to function not only when the hook portion reaches the position where it should be engaged with the hook receiving portion, but also when it reaches the preferable position when the arm member is housed in the case. It is preferable. Explaining the engaging portion in more detail, a convex portion is provided on the surface of the arm member facing the case, and a concave portion such as a groove or a hole into which the convex portion fits is provided at a predetermined position of the case, or these convex portions are provided. The recess may be provided on the case and the arm member in reverse.

In the fastener of the present invention, the shaft member and the arm member may be formed as separate members or may be integrally formed in advance. For example, separate members may be used. In the case of using one formed as, the shaft member and the arm member are fitted with each other and provided with a detachable fitting portion.

In the locking tool of the present invention, the operating portion of the head portion of the shaft member does not project to the outside of the case, but the shaft member itself can be rotated by operating this from the outside of the case. The shape is not particularly limited as long as it is a conventional tool such as a flat-blade screwdriver or a flat-blade screwdriver, or a tool having an appropriate shape formed for the locking tool of the present invention. Any shape can be used as long as it is formed into a desired shape. More specifically, if the operating portion is formed in a minus-shaped groove, the shaft member itself can be rotated by a minus driver, and if the operating portion is formed in a plus-shaped groove, a plus driver is used. This makes it possible to rotate the shaft member itself.

When the locking tool of the present invention is applied to a box, the case does not project from the surface of the box,
Further, the head portion of the shaft member is provided at a predetermined position of the box body so as to communicate with the through hole provided on the surface of the box body, and the position facing the locking tool when the box bodies are horizontally arranged. In addition, it is preferable to provide the hook receiving portion with which the hook portion is locked so as not to project from the surface of the box body.

[0012]

In the locking tool of the present invention, the shaft member itself is rotated by fitting the tip of a tool such as a flat-blade screwdriver from the outside of the case to the operating portion of the shaft member head and operating it. To move. By thus rotating the arm member together with the shaft member, the arm member can be moved in and out of the case through the opening of the case. Therefore, if necessary, the arm member can be stored in the case, or , The arm member is taken out of the case, and the hook portion is engaged with the hook receiving portion of another box body.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is a view schematically showing a locking tool 20 of the present invention, (a) is a plan view, (b) is a side view, and (c).
Is a side view seen from the side rotated 90 ° from (b), (d)
FIG. 7A is a sectional view taken along line Id-Id in FIG.
The locking tool 20 includes an arm member 23 having a hook portion 23a.
And a case 21 accommodating the arm member 23, and the arm member base end portion 2 so as to pivotally mount the arm member 23 on the case 21 and rotate itself together with the arm member 23.
The main part is composed of the shaft member 24 provided on the 3b.

Each configuration will be described in detail below. The case 21 connects the upper plate 21a and the lower plate 21b so as to form a predetermined clearance by the connecting pins 22 substantially in parallel, and bends two sides of the plate material forming the upper plate 21a to form the side plate 21c. The remaining two sides are formed as openings 21e and 21f having no side plates, and the side plates 21c on the two sides are integrally provided with a mounting portion 21g having a screw hole. A through hole 21d is formed in the upper plate 21a,
While the head portion 24a of the shaft member 24 is fitted into the through hole 21d, a through hole 21g is formed at a position of the lower plate 21b facing the through hole 21d, and the shaft member is provided in the through hole 21g. The lower protrusion 24b of 24 is fitted. Lower plate 2
1b is provided with holes 21h and 21k at three places, and these holes 21h and 21k are formed in the arm member 23 as described later.
It functions as a positioning member for the arm member 23 together with the convex portion 23d of the base end portion 23b. More specifically, in the holes 21h provided at two locations, the arm member 23 rotates by approximately 270 °, and the hook portion 23a is moved to the hook receiving portion 11a.
When the position to engage with d is reached, the arm member 23
The protrusions 23d of the
k is the convex portion 23 of the arm member 23 when the arm member 23 reaches a position preferable for being housed in the case 21.
It is arranged so that d is engaged.

Next, FIG. 2 is a view showing a combination of the arm member 23 and the shaft member 24 in the locking tool 20 of the present invention.
2A is a plan view, FIG. 2B is a side view, and FIG.
2A is a cross-sectional view taken along line IIc-IIc in FIG.
2D is a sectional view taken along the line IId-IId in FIG. As shown in the cross-sectional views of FIGS. 2C and 2D, the shaft member 24 has a minus groove 24a ′ formed in the head portion 24a, and a lower convex portion 24b protrudingly provided at substantially the center of the lower side. A plurality of holes 24c are formed on the outer periphery of the lower convex portion 24b. In this shaft member 24, the head portion 24a is fitted into the through hole 21d of the upper plate 21a, and the lower convex portion 24b is connected to the arm member 2.
3 is fitted into the through hole 23e and the through hole 21g of the lower plate 21b, and the head portion 24a and the lower convex portion 24b are themselves rotatable in the case 21. further,
Since the projections 23c of the arm member 23, which will be described later, are fitted into the plurality of holes 24c of the shaft member 24, the arm member 23 can also be integrally rotated when the shaft member 24 is rotated. . Although the shaft member 24 and the arm member 23 may be integrally formed in advance, they may be separately formed and combined as shown in FIG. 2 for ease of manufacturing. Is preferred.

On the other hand, the arm member 23 has hook portions 23a on both sides of the tip, and the hook portions 23a are shown in FIG.
Is formed so as to engage with the hook receiving portion 11d indicated by the alternate long and short dash line. In addition, the base end portion 23 of the arm member 23
A convex portion 23d protruding downward is formed on b. The protrusion 23d is formed in the holes 21h, 21h of the lower plate 21b of the case 21.
When the force for rotating the arm member 23 while being engaged with k is transmitted from the shaft member 24, the arm member 23 is formed in a projecting shape such that the engaged state is easily released. In addition, the through hole 2 is formed at the substantially center of the base end portion 23b of the arm member 23.
3e is bored, and the lower projection 24b of the shaft member 24 is fitted into the through hole 23e. Further, a plurality of convex portions 23c are provided on the upper side of the base end portion 23b of the arm member 23,
The convex portion 23c is fitted in the hole 24c of the shaft member 24.

As shown in FIGS. 1C and 1D, a wave washer 25 is provided between the shaft member 24 and the case 21, and the wave washer 25 directs the arm member 23 toward the inner surface of the case 21. And functions as a biasing means for pressing. That is, the pressing force of the wave washer 25 regulates the arm member 23 so as to stop at a fixed position when the arm member 23 is not rotated from the outside. Further, even when the arm member 23 slides on the lower plate 21b of the case 21, if the convex portion 23d reaches the holes 21h and 21k of the lower plate 21b of the case 21, there is also a pressing force, and here It is engaged and positioned.

The locking device 20 configured as described above can be appropriately used for connecting objects arranged in the horizontal direction, and its use is not particularly limited, but FIG. Then, the mode applied to the box body 10 was illustrated. FIG. 4 is an enlarged perspective view showing only the top plate 11 of the box body 10. The locking member 20 is fixed between the surface finishing plate 11a and the substrate 11b that form the top plate 11, and the arrangement thereof is two diagonally opposite positions among the four corners of the top plate 11 as shown in FIG. Then, the hook receiving portions 11d are fixed to the remaining two diagonally opposite corner positions of the top plate 11.
The surface finishing plate 11a of the top plate 11 has an opening 2 for the locking tool 20.
Similar openings 11e, 1e and 21f are provided at two locations facing each other.
11f is provided, and the arm member 23 goes in and out through these openings 11e and 11f. In addition, the surface finishing plate 11a,
At each location where the hook receiving portion 11d is provided, openings 11c for the arm member 23 to enter and exit are provided at two locations, respectively, that is, two locations that are rotated by approximately 90 ° with respect to each other. Further, the surface finishing plate 11a is provided with a hole 11g at a position where the shaft member head 24a of the locking tool 20 is arranged, and the shaft member head 24a is rotated by a tool through the hole 11g. As described above, the box body 10 is provided with the locks 20 at the diagonally opposed positions of the top plate 11 and the hook receiving portions 11d at the remaining two diagonally opposed positions of the corners.
If a plurality of boxes are arranged side by side as shown in FIG. 3, the box bodies 10 can be easily assembled by the engagement of the hook receiving portion 11d and the locking tool 20.

Next, the operation of the locking tool 20 applied to the box body 10 as described above will be described. When the box body 10 is used alone, the arm member 23 of the locking tool 20 is
It is stored inside the top plate 11, that is, inside the case 21. A plurality of such boxes 10 are arranged side by side so that their side surfaces come into contact with each other, and the holes 11g of the top plate 11 are arranged.
Insert a flat-blade screwdriver (not shown) from the above and fit it into the flat groove 24a 'of the shaft member head 24a.
Rotate 4. By rotating the shaft member 24 in this way, the arm member 2 is integrated with the shaft member 24.
3 also rotates, the hook portion 23a of the arm member 23 extends out of the top plate 11 through the opening 21e of the case 21, and engages with the hook receiving portion 11d of the adjacent box 10. In FIG. 3, the arm member 23 is projected from the side surface of the left side box 10 in order to facilitate understanding of the arrangement of the locking tool 20, but it is not adjacent to other boxes 10. The arm member 23 on the side wall is generally housed inside the top plate 11.

[0021]

In the locking tool of the present invention, the arm member is pivotally attached to the case by the shaft member, and the shaft member itself is formed so as to rotate integrally with the arm member. The head part is equipped with an operating part that can rotate the shaft member itself, and the shaft member head is fitted into the through hole of the case so that the operating part can be operated from outside the case. Accordingly, by operating the operation portion from the outside of the case to rotate the arm member, the arm member can be easily taken in and out of the case. Therefore, if the arm member is taken out of the case and the hook portion is locked to the hook receiving portion of another article, it is possible to connect the adjacent objects to each other. If it is accommodated in, the hook portion will not be caught on the surrounding box body or object, and will not be damaged by hitting other box bodies or objects, so that it is easy to handle.

Further, in the box body of the present invention, the locking tool as described above communicates with the through hole provided on the surface of the box body without the case protruding from the surface of the box body and the head of the shaft member. As shown in the figure, the arm member is unnecessary because the hook receiving part is provided so as not to protrude from the surface of the box body at the position facing the locking tool when the box bodies are arranged horizontally. In such a case, if the arm member of the locking tool is housed in the case, there is no metal fitting protruding from the box, and the box itself can be handled very easily. Further, if necessary, the adjacent box bodies can be surely connected to each other by simply pulling out the arm member of the locking tool from the case. From this point as well, the handling is extremely easy.

[Brief description of drawings]

FIG. 1 is a view schematically showing a locking tool of the present invention,
(A) is a plan view, (b) is a side view, (c) is a side view seen from the side rotated 90 ° from (b), (d) is a cross-sectional view taken along the line Id-Id in (a). Is.

2A and 2B are views showing a combination of an arm member and a shaft member in the locking tool of the present invention, in which FIG. 2A is a plan view, FIG. 2B is a side view, and FIG. 2C is a line IIc-IIc in FIG. FIG. 3D is a sectional view taken along line IId-IId in FIG.

FIG. 3 is a perspective view showing a state in which a plurality of boxes using the locking tool of the present invention are combined.

FIG. 4 is a perspective view showing a top plate in a box body using the locking tool of the present invention.

[Explanation of symbols]

1 Multiple connected boxes 10 boxes 11 Top plate 20 Locking tool 21 cases 21d Case through-hole 21e, 21f Case opening 23 Arm member 23a Hook part 23b Arm member base end 24 shaft members 24a Head of shaft member 24a 'Minus groove (operating part)

Claims (3)

[Claims] 1. An arm member having a hook portion, a case for accommodating the arm member, an arm member base for pivotally attaching the arm member to the case and rotating itself together with the arm member. A shaft member provided at an end of the shaft member; an operation unit is formed on the head of the shaft member so that the shaft member itself can be rotated; and the operation unit is operable from the outside of the case. A locking tool characterized in that a shaft member head is fitted into a through hole of the case and arranged, and that the case is provided with openings at a plurality of positions so that the arm member can be turned in and out. 2. The locking device according to claim 1, further comprising a positioning member for positioning the arm member that rotates in the case. 3. The penetrating member according to claim 1, wherein the case does not project from the surface of the box body, and the head of the shaft member is provided on the surface of the box body. Provided at a predetermined position of the box body so as to communicate with the hole, and a hook receiving portion for locking the hook portion is provided on a surface of the box body at a position facing the locking tool when the box bodies are arranged horizontally. A box body characterized by being provided so as not to project from the box.