JP2009142643A - Shelf structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To correct defects that a conventional shelf structure keeps its variations limited and takes time to assemble it and the like. <P>SOLUTION: The shelf structure constitutes different variations of shelves by bonding support members 1 composed of several members and plate-like members 5 by dwell pins 5. In this case, each of the dwell pins 5 is composed of an external member 50 and an internal member 56. Also, the dwell pin 5 composed of the two members is arranged in a dwell pin hole in the support member 1 for assembly. Further, the external member 50 includes an extensible axis and an extensible apex. At the time of assembly, the internal member 56 is extended by the axis and apex so that a strong pinching force can be obtained in the dwell pin hole. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a shelf structure in which variations of various shelves are configured by joining a supporting member composed of a plurality of members and a plate-like member with a dowel pin.

There is known a shelf structure having a hierarchical structure that can be assembled in a modular manner and capable of selecting an extension in the length direction.
German utility model No. 20311025 European Patent Application No. 0417376 US Pat. No. 5,746,139 US Patent Application Publication No. 2003/0116517

  However, in the shelf structure as described above, there are many cases where variations thereof are limited, and it takes time to assemble, and in addition to a load capacity that is reliable according to the customer's wishes and arrangement situation. Various parts are required to obtain an attractive design.

  The present invention has been made in view of the above problems, and an object of the present invention is to improve the above-described shelf structure.

  In order to achieve the above object, the present invention provides a shelf structure in which variations of various shelves are configured by joining a supporting member composed of a plurality of members and a plate-like member with a dowel pin, and the dowel pin is connected to the outer member and the inner member. The dowel pin comprising these two members is arranged in a dowel pin hole in the support member for assembly, and the outer member includes an expandable shaft portion and an expandable pointed portion. In addition, at the time of assembling, the inner member is expanded by the shaft portion and the tip portion so that a strong clamping force can be obtained in the dowel pin hole.

  In one embodiment of the present invention, the inner member has an axial passage that opens at both ends thereof, and a housing portion that accommodates a bolt head or nut provided at an opening at one end of the axial passage. A first conical portion provided at a lower portion of the opening, a shaft portion adjacent to the first conical portion, and a second conical portion connected to the lower portion of the shaft portion via a shoulder portion. It is characterized by comprising.

  In one embodiment of the present invention, the outer member has an axial passage through which the bolt is inserted while being opened at both ends thereof, and is partially extended to the pointed end and adjacent to the pointed end. It is characterized by including a shaft portion in which a slit is formed, a shoulder portion connected to the shaft portion, and a stopper that contacts the shoulder portion inside.

  In one embodiment of the present invention, the support member includes a center member, a relatively long side member coupled to the center member, and a relatively short side member, and is coupled to the side member. In order to do so, the center member is provided with two edges each having a joining groove, the side members are each provided with a locking projection that engages with the joining groove, and each of the support member and the side member is provided with at least One dwell pin hole and bolt hole are provided.

  Furthermore, in one embodiment of the present invention, for stabilization, the central member and the side member are provided with internal webs extending from one jacket to the other jacket, and the lower part of the uppermost plate-like member is provided. A fixing member that is fastened by the dowel pin is provided on the support member that is positioned, and a pedestal that is fastened by the dowel pin is provided on the lowermost support member.

  ADVANTAGE OF THE INVENTION According to this invention, it is possible to eliminate the fault which the conventional shelf structure had.

  Embodiments of the present invention will be described below with reference to the accompanying drawings. In the following description, there is a case where there is no description of the member indicated by the reference numeral in the description of the figure even though the reference numeral is shown in the figure, but this member will be described before or after that. It is. Moreover, about the member already demonstrated by description of a prior | preceding figure, when the said member can be understood clearly in a subsequent figure, the code | symbol is almost omitted and shown.

<FIGS. 1A to 1E>
In these figures, five different variations of the shelf structure based on the structure of the support member 1 consisting of three members, the central member 11 and the side members 12, 13 are shown. The support member 1 supports a plate-like member 2 provided in the first stage, and on this plate-like member 2, the support member 1 is further superimposed on the support member 1 below the support member 1. Is provided. Each of the shelf structures is provided with a plate-like member 2 on the top, and the plate-like member 2 is fixed to the support member 1 by a polygonal fixing member 3 from the upper part thereof. Yes.

  The plate-like member 2 is bridged between at least two support members 1 and is formed in a linear shape, a square shape or a curved shape. Furthermore, it is also possible to simply place the plate-like member 2 between the two support members 1 stacked one above the other, and the support member 1 extends through the two steps without providing a joint portion. It is also possible to set it. A pedestal 4 made of a plurality of members is provided on the lower side (bottom surface side) of the support member 1.

<FIGS. 2A to 2G>
The outer surface of the central member 11 of the support member 1 is surrounded by a jacket 110, and a pair of joining grooves 111 extending in parallel with each other in the longitudinal direction are extended at both ends. In addition, two pipe-shaped bolt holes 115 are provided in the center member 11 in the vicinity of both ends thereof. Further, the central member 11 is provided with another bolt hole 115, an internal web 113, and a pipe-like dwell pin hole 114 extending in the longitudinal direction along the internal web 113. The other portions of the central member 11 and the side members 12, 13 are hollow.

  By the way, the relatively long side member 12 is provided with a jacket 120 having a V-shaped cross section, and a locking projection 121 is formed at the ends of two V-shaped straight portions. That is, the side member 12 is opened between the both locking projections 121. Moreover, the internal web 123 is extended in the longitudinal direction of the side member 12, and the bolt hole 125 is provided in the jacket side both ends, respectively. The other bolt hole 125 is connected to the dowel pin hole 124, and the other relatively large bolt hole 125 is provided at the tip of the side member 12.

  On the other hand, the relatively short side member 13 is also provided with a jacket 130 as in the case of the side member 12, and is opened between both locking projections 131. An internal web 133 extends in the longitudinal direction of the side member 13, and a pipe-like dwell pin hole 134 extends in the longitudinal direction along the internal web 133. A bolt hole 135 is coupled. Further, a relatively large bolt hole 135 is provided at the tip of the side member 13.

  Thus, when the central member 11 and the side members 12 and 13 are assembled with each other, the locking protrusions 121 and 131 are elastically engaged with the joining groove 111. The pedestal 4 provided at the lower part of each support member 1 includes a leg portion 40 of the bottom plate 41 and a leg plate 42 extending in common to each support member 1.

  The side members 12 and 13 at the end of the central member 11 are provided at opposite ends (see FIG. 2E), or only the relatively short side members 13 are provided at both ends of the central member 11 (see FIG. 2F). Or a relatively long side member 12 can be provided at both ends of the central member 11.

<FIGS. 3A to 3C and FIG. 9>
The flat and polygonal fixing member 3 is provided with a through-hole 30 through which a bolt 7 is inserted to be coupled to the dowel pin 5 and the nut 8 composed of two parts. Here, the dwell pin 5 is configured by an inner portion 56 that is housed in the outer portion 50.

  The pedestal 4 is also attached by a dowel pin 5, a bolt 7 and a nut 8 composed of two parts. That is, the first and second through holes 410 and 411 are formed in the bottom plate 41, and these through holes 410 and 411 are arranged so that the bolt 7 can be inserted and the leg portion 40 can be fixed. Moreover, about the some long hole 412, this can be used as a guide of the cable for electrifying a shelf (refer FIG. 9). Furthermore, holes 420, 421, 422 are also formed in the leg plate 42 at positions corresponding to the holes 410, 411, 412 in the bottom plate 40.

  In the assembled state, the tip 504 of the outer member 50 of the dwell pin 5 is fitted into the dwell pin holes 114, 124, and 134 of the support member 1 from above, and the dwell pin 5 is the first through hole in the leg plate 42. It is attached to the hole 420. The central member 11 and the side members 12 and 13 of the support member 1 are provided with openings 119 and 129 for attaching the illumination means 9, and the illumination means 9 is connected to the cable from the power supply means 90. Power is supplied via 91.

<FIGS. 4A and 4B>
The cylindrical outer portion 50 of the dwell pin 5 is subdivided into a shaft portion 503 and a pointed portion 504 while providing an axial passage 500. Further, the outer portion 50 is elastically expanded when the inner portion 56 is inserted deeply by the slit 505 formed symmetrically and partially extending into the shaft portion 503 or the tip portion 504. . Furthermore, a stopper 506 with which a shoulder portion 566 as a locking claw formed on the inner portion 56 contacts when the inner portion 56 is inserted is formed inside the outer portion 50. The inner portion 56 includes an axial passage 560 having a receiving portion 561 formed in the opening thereof, and is adjacent to the shaft portion 563 and connected to the second conical portion 564 at the shoulder portion 566. It is divided into one conical portion 562.

  By the way, when assembling the two dowel pins 5 in a pair, the two end portions 504 are opposed to each other, and the inner portions 56 are respectively inserted into the outer portions 50 and inserted into the accommodating portions 561 of one inner portion 56. The assembly is performed by fastening with the nut 7 fitted to the bolt 7 and the accommodating portion 561 of the other inner portion 56.

<FIGS. 5 to 7>
The assembling of the shelf structure is preferably started first by assembling the supporting member 1 composed of three members and assembling the pedestal 4 using the dowel pins 5. Further, the upper support member 1 is attached to the lower support member 1 while the plate-like member 2 is joined thereto, and this attachment is performed as shown in FIGS. 4A and 4B. Is called. Here, if the plate-like member 2 provided on the upper support member 2 is the uppermost plate-like member 2, the plate-like member 2 is assembled by the fixing member 3 and the dowel pin 5. .

<FIGS. 8A to 8C>
In order to improve the assembly by the pair of dowel pins 5 based on FIGS. 4A and 4B, first, the second conical portion 564 of the inner member 56 is inserted into the pointed portion 504 of the outer member 50. At this time, the clamping force in the dwell pin holes 114, 124, 134 is still small (see FIG. 8A). Next, the second conical portion 564 is further pushed into the dowel pin holes 114, 124, and 134 (see FIG. 8B). In the fully assembled state, the second conical portion 564 is inserted into the dowel pin holes 114, 124, 134 to the maximum, and at this time, a large clamping force is obtained (FIG. 8C). reference).

It is a figure which shows the 1st variation of the shelf structure by this invention. It is a figure which shows the 2nd variation of the shelf structure by this invention. It is a figure which shows the 3rd variation of the shelf structure by this invention. It is a figure which shows the 4th variation of the shelf structure by this invention. It is a figure which shows the 5th variation of the shelf structure by this invention. It is a disassembled perspective view of the support member which consists of three members. It is a top view shown in the state where the support member shown in Drawing 2A was assembled. It is a perspective view of the supporting member shown in FIG. 2B. It is a figure which expands and shows the X1 part in FIG. 1A. It is a figure which changes and shows the side member in FIG. 2B. It is a figure which shows the case where the comparatively short side member in FIG. 2B is connected to the both ends of a center member. It is a figure which expands and shows the X2 part in FIG. 2F. It is a disassembled perspective view of the fixing member shown with a dowel pin, a volt | bolt, and a nut. It is a perspective view of the base shown with a dowel pin. It is a disassembled perspective view of the base based on FIG. 3B. It is a disassembled perspective view which shows the coupling | bonding of two dowel pins, a volt | bolt, and a nut. FIG. 4B is a perspective view based on FIG. 4A showing the combined state. It is a disassembled perspective view of the shelf structure shown in FIG. 1A. It is a figure shown in the state which assembled the shelf structure shown in Drawing 5 partially. It is a figure shown in the state which assembled the shelf structure shown in FIG. 6 completely. It is sectional drawing which shows the assembly by a dowel pin. It is a figure which shows the state which further assembled from the state shown to FIG. 8A. It is a figure which shows the state which the assembly was completed completely from the state shown to FIG. 8B. It is an exploded perspective view at the time of electrifying the shelf structure shown in Drawing 1A.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Support member 11 Center member 12 of support member 12, 13 Side member of support member 110 Jacket 111 Joining groove 113 Internal web 114 Dowel pin hole 115 Bolt hole 119 Opening part 120 Jacket 121 Locking protrusion 123 Internal web 124 Dwell pin hole 125 Bolt hole 129 Opening portion 130 Jacket 131 Locking projection 133 Internal web 134 Dwell pin hole 135 Bolt hole 2 Plate member 3 Fixing member 30 Through hole 4 Base 40 Leg portion 41 Bottom plate 42 Leg plate 410 First through hole 411 in bottom plate Second plate in bottom plate 412 Long hole in the bottom plate 420 First through hole in the leg plate 421 Second through hole in the leg plate 422 Long hole in the leg plate 5 Dwell pin 50 Outer portion 56 Inner portion 500 Axial passage 503 Shaft portion 504 Outer portion Tip 505 slit 506 stopper 560 axial passage 561 accommodating portion 562 first conical portion 563 shaft portion 564 second conical portion 566 shoulder portion 7 bolt 8 nuts 9 illuminating means 90 power supply unit 91 Cable in

Claims (6)

In the shelf structure which comprises the support member (1; 11-13) consisting of a plurality of members and the plate-like member (2) by the dowel pins (5; 50; 56) to constitute various shelf variations,
The dowel pin (5) comprises an outer member (50) and an inner member (56),
The dowel pin (5) consisting of these two members is placed in the dowel pin holes (114, 124, 134) in the support member (1; 11-13) for assembly;
The outer member (50) is configured to include an expandable shaft portion (503) and an expandable tip portion (504), and at the time of assembly, the inner member (56) is formed by the shaft portion and the tip portion. A shelf structure characterized in that the shelf structure is configured to expand and obtain a strong clamping force in the dowel pin holes (114, 124, 134). The inner member (56),
An axial passage (560) opening at both ends thereof;
An accommodating portion (561) for accommodating a head of the bolt (7) or a nut (8) provided at an opening at one end of the axial passage (560);
A first conical portion (562) provided at a lower portion of the opening;
A shaft portion (563) adjacent to the first conical portion (562);
The shelf structure according to claim 1, wherein a second conical portion (564) connected to the lower portion of the shaft portion (563) via a shoulder portion is included. The outer member (50),
An axial passage (500) through which the bolt (7) is inserted while opening at both ends thereof;
A shaft portion (503) partially extending to the tip portion (504) and having a slit (505) adjacent to the tip portion;
A shoulder portion (566) connected to the shaft portion (563);
The shelf structure according to claim 1 or 2, further comprising a stopper (506) abutting against the shoulder portion (566) in the interior (56). The support member (1) is composed of a central member (11), a relatively long side member (12) and a relatively short side member (13) coupled to the central member,
In order to couple with the side members (12, 13), the central member (11) is provided with two edges each having a joining groove (111),
Each side member (12, 13) is provided with a locking projection (121, 131) that engages with the joining groove (111),
The support member (11) and the side members (12, 13) are provided with at least one dowel pin hole (114, 124, 134) and bolt hole (115, 125, 135), respectively. Item 4. The shelf structure according to any one of Items 1 to 3. For stabilization, the central member (11) and the side members (12, 13) are provided with internal webs extending from one respective jacket (110, 120, 130) to the other jacket,
A fixing member (3) to be fastened by the dowel pin (5) is provided on the support member (1) positioned below the uppermost plate-like member (2),
The shelf structure according to any one of claims 1 to 4, wherein a base (4) fastened by the dowel pin (5) is provided on the lowermost support member (1). The central member (11) is surrounded by the jacket (110) over the entire circumference including the joining groove (111),
The jackets (120, 130) of the side members (12, 13) extend to the locking projections (121, 131), respectively, and the side members (12, 13) are opened in the locking projections. The shelf structure according to any one of claims 1 to 5, wherein the shelf structure is formed as described above.

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