JPS6236441Y2 - - Google Patents

Description

[Detailed description of the invention] The present invention relates to the structure of a horizontal movable shelf device consisting of a plurality of fixed shelves arranged and a movable shelf arranged in front of the fixed shelf so as to be movable in the left and right direction. Specifically, the front and rear pairs of columns on the left and right sides of the movable shelf are connected at their lower ends by connecting members, and wheel beams equipped with wheels are connected to the left and right pairs of columns so as to support the left and right pair of connecting members from their lower surfaces. By providing a pair of left and right connecting members between the connecting members, the pair of left and right connecting members can be used to connect the front and rear supports of the movable shelf and to attach the wheel beams, thereby reducing the number of parts without reducing the rigidity of the shelf structure. , the vertical height required for mounting the wheels can be reduced.

Next, an example of the present invention will be explained with reference to an embodiment drawing. Three fixed shelves 3, 3, 3 are arranged in a row in the rear half of the base 2 placed on the upper surface of the floor 1 of the room. A fixed shelf row 4 is formed, and a ground rail 5 is provided along the left and right direction of the fixed shelf row 4 on the upper surface of the base 2 in front of the fixed shelf row 4, for example, at the front end of the upper surface of the base 2. Each movable shelf 6, which will be described later, is configured to be movable along the ground rail 5, that is, along the front surface of the fixed shelf row 4, by means of left and right wheels 7, 7 provided on the lower surface of the movable shelf 6 at a position closer to the front. has been done.

6, 6 is a smaller number than the fixed shelves 3, 3, 3,
In this embodiment, there are two movable shelves, and the four columns 8, 8, 8, 8 of each movable shelf 6 each have a substantially U-shaped cross section, and the pair of left and right front columns 8, 8 each have a substantially U-shaped cross section. The longitudinal opening grooves thereof face rearward and are erected parallel to the frontage of the movable shelf 6 at an appropriate distance apart, and the pair of left and right rear columns 8, 8 are parallel to the front columns 8, 8 and are arranged at an appropriate distance on the rear side. , each pillar 8 is erected with the longitudinal opening groove facing forward.

The lower ends of these four pillars 8, 8, 8, 8 are connected in the following configuration.

First, when connecting the left and right front struts 8, 8 with connecting members 9, 9, each connecting member 9
has a length substantially equal to the depth of the movable shelf 6 and is formed in an upwardly U-shaped cross section, and an upper flange portion 9b is provided at the upper end of the inner vertical portion 9a of each connecting member 9 to project horizontally outward. do. And both front and rear struts 8,8
are fitted into the upward U-shaped grooves at both the front and rear ends of the connecting member 9, and the inner vertical portion 9a of the connecting member 9, the lower end of the inner surface of each of the pillars 8, and the outer vertical portion 9C of the connecting member 9. and the lower end of the outer surface of each support column 8 are fastened with bolts 10, 10, 10, respectively. In this state, the upper flange portions 9b, 9b of both the connecting members 9, 9 are connected to the pair of left and right columns 8, 8, 8,
They are arranged so as to face each other on the inside of 8.

Next, in connecting the left and right connecting members 9, 9 and the wheel beam 11 orthogonal thereto,
The wheel beam 11 is formed into an upwardly U-shaped cross section,
Flange portions 11', 11' are provided horizontally outward from the upper end of the wheel beam 11, and the wheel beam 1
1 is approximately equal to the distance between the inner vertical portions 9a, 9a of the pair of left and right connecting members 9, 9. Wheels 7, 7 are rotatably supported on both left and right sides of the upwardly U-shaped groove in cross section of this wheel beam 11, and the lower end of each wheel 7 protrudes downward from the lower end of this wheel beam 11. let Then, at a midway position in the longitudinal direction of the pair of left and right connecting members 9, 9, the flange portions 1 at both ends of the wheel beam 11 are attached to the lower surfaces of the opposing upper flange portions 9b, 9b.
Wheel beam 1 so that the upper surfaces of 1' and 11' are in contact with each other.
1 from below, and each flange part 9
b, 9b, 11', 11'... comrades bolt 12, 1
2 Tighten.

Further, bolt insertion holes 8a, 8a, . The part has female screw holes 13', 1
3', and the side plates 14, 14, each having bolt holes 14', 14', at both left and right ends, are inserted into the front side of the front struts 8, 8, and the rear strut, respectively. 8, 8 from the rear side, each support 8 is sandwiched between the end of each side plate 8 and the fixing plate 13, and the bolts 15, 15... are tightened.

In order to support each movable shelf 6 at the upper end of the fixed shelf row 4, an upper rail 16 having a downward U-shaped cross section is installed at the front end of the upper surface of the fixed shelf row 4. Bolt 17 along
...While tightening and installing, the top plate 18 of each movable shelf 6
There are brackets 1 on both left and right sides of the rear end on the top surface.
9 and 19 respectively protrude rearward, and the respective brackets 1
The rear end of each bracket 19 extends so as to reach the inside of the upper rail 16, and a horizontally rotating wheel 20 is pivotally supported on the upper surface of the rear end of each bracket 19, and each wheel 20 is in contact with the inner wall of the upper rail 16. It is configured to roll. In addition, stoppers 22 with buffer bodies 21 are attached to the left and right ends of each of the upper rail 16 and the ground rail 5 to prevent the movable shelf 6 from jumping out from the rails 5 and 16 when the movable shelf 6 is moved. Configure it as follows.

Further, 23 is a shelf support that horizontally supports the main plate 24 and the shelf board 25 at an appropriate height, and the shelf support 23 is connected to the hook 2.
6, etc., are removably latched to holes 8b, 8b, . Further, 27 is an adjuster star of the base 2.

Furthermore, if each support 8 of the fixed shelf row 4 is of the same shape as that of the movable shelf 6, the lower portions of the front and rear surfaces of the supports 8 erected at appropriate distances from the fixed shelf row 4 will correspond to the movable shelf 6, respectively. Using side plates 14, 14 and fixing plate 13 having the same shape as in , bolt 15,
15 can be concluded (see Figures 3 and 6).

With the above configuration, the fixed shelf 3 in FIG.
3. To take out contents such as documents from the central fixed shelf 3, move the right movable shelf 6 to the upper rail 1.
6 and the ground rail 5 to the right to open the front side of the fixed shelf 3 and then take out the contents therein. The load received by the connecting member 9 is received by the wheel beam 11 via the upper flange portion 9b of the connecting member 9,
Ultimately, the entire weight of the movable shelf 6 is received by the wheel axle 28 via this wheel beam 11, and the wheels 7, 7 attached thereto are
Furthermore, the load received by the wheels 7, 7 is supported by the base 2 via the ground rail 5. In this case, the wheel beam 11 protrudes below the movable shelf 6, and the wheels 7, 7 are attached to this protruding wheel beam 11, so the vertical height required for attaching each wheel 7 can be reduced, and the movable shelf 6 can be moved. Twisting of the shelf 6 is prevented by the side plates 14, 14 provided on the front and rear sides of the movable shelf 6, and the wheel beam 11.

In addition, wheels 20, 20, which are pivotally supported by brackets 19, 19 that project rearward from the rear side of the upper end of the movable shelf 6, are engaged with the downward U-shaped upper rail 16 provided along the upper surface of the fixed shelf row 4. On the other hand, since wheels 7, 7 are provided on both the left and right sides of the lower surface of the front position of the movable shelf 6, the front, back, left and right sides of the movable shelf 6 are balanced, and documents etc. can be moved to one side of the shelf board 25.
Even when placed on the movable shelf 6, it will not fall over.

In summary, according to the present invention, a pair of front and rear columns on the left and right sides of a movable shelf are connected at their lower ends by connecting members, and a wheel beam is provided with wheels so as to support the pair of left and right connecting members from their lower surfaces. Since the pair of left and right connecting members is provided between the pair of left and right connecting members, the pair of left and right connecting members can be used commonly for connecting the front and rear supports of the movable shelf and for attaching the wheel beam, and the number of parts can be omitted. , it is easy to position the lower end of the wheel beam below the lower end of the support and the connecting member,
Moreover, since a wheel was attached to this wheel beam and the lower end of this wheel was made to protrude downward,
The vertical height required for mounting the wheels is small.

In addition, since the columns, connecting members, and wheel beams of the movable shelf are each formed into a substantially U-shaped cross section or a U-shaped cross section, the rigidity of the movable shelf is high. By fitting the front and rear ends of the connecting member into each other, that is, by bringing the lower end of each support into contact with the bottom of the connecting member, the lower end of each support's side surface and the connecting member are fixed. Easy to position front to back and height,
It is extremely easy to install the pillars,
Further, the upper flange portion at the upper end of the right side connecting member and the upper flange portion at the upper end of the left side connecting member are opposed to each other, and the upper surfaces of the flange portions at both ends of the wheel beam are brought into contact with the lower surfaces of the opposed upper flanges. Since the wheel beam is mounted from below and the upper flange of the connecting member and the flange of the wheel beam are fixed to each other, it is extremely easy to attach the connecting member and the wheel beam, and in the end both In combination, the support and the connecting member, and the connecting member and the wheel beam can be attached extremely easily.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, in which FIG. 1 is a plan view of the horizontally movable shelf device of the present invention, FIG. 2 is a side view thereof, and FIG. 3 is an enlarged cross-sectional view taken along the line - 4
The drawings are a cross-sectional view taken along the line -- in FIG. 3, FIG. 5 is a perspective view of a main part, and FIG. 3... fixed shelf, 4... fixed shelf row, 5... ground rail, 6... movable shelf, 7... wheels, 8... support, 9
. . . Connection member, 9a . . . Inner vertical portion, 9b . . . Upper flange portion, 11 .

Claims (1)

[Scope of utility model registration request] In front of a fixed shelf row in which a plurality of fixed shelves are arranged side by side in a row, a ground rail and said fixed shelf row are provided with movable shelves having a smaller number than the fixed shelves in said fixed shelf row at the front lower part of said fixed shelf row. In a horizontal movable shelf which is supported by an upper rail provided on the upper surface and can be moved independently from side to side, a pair of front and rear supports are located at both left and right ends of the movable shelf and are appropriately spaced apart from each other in the front and rear direction. The lower ends of the pillars are fitted into and supported by the front and rear ends of the connecting members each having an upwardly U-shaped cross section, and the side surfaces of each of the pillars are fastened and fixed to the vertical parts of the connecting members. An upper flange portion is horizontally protruded from the upper end of each of the inner vertical portions of the pair of connecting members, and a wheel beam to which the lower wheels of the movable shelf are attached is formed to have an upwardly U-shaped cross section. The wheel beam is disposed between the two connecting members in a direction perpendicular thereto, and flanges are provided at both left and right ends of the wheel beam to protrude in the front-rear direction of the movable shelf, and each of the flange portions is connected to the upper flange portion of both the connecting members. A horizontally movable shelf device that is fastened and fixed to the underside of the.