JP2003189945A - Reinforcement member for top plate, and furniture provided with top plate - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a reinforcement member for a top plate provided with universality to be usable as a common part to a certain degree even with different flat area of the top plate, and furniture provided with the top plate. <P>SOLUTION: The reinforcement member 12 is provided on the lower surface side of the top plate 11 to compose a table 10. The reinforcement member 12 is provided with a main frame 15 extended right and left at a center part of the top plate 11, and a pair of subsidiary frames 17 and 17 connected to both end sides of the main frame 15 through connection mechanisms 16. The subsidiary frames 17 and 17 are provided in such a way that their opening angle is adjustable. A reinforcing position is adjustable in accordance with flat area of the top plate 11. <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 top plate reinforcement and a furniture with a top plate, and more particularly to a top plate having versatility that can be used as a common part for top plates of various sizes having different flat areas. The present invention relates to a reinforcing material for boards and furniture with a top board.

[0002]

2. Description of the Related Art Generally, furniture with a top plate such as a table is
A reinforcing frame is fixed to the lower surface of the top plate. As a well-known furniture with a top plate, for example, as shown in the bottom view of FIG. 12, a top plate 50 having a substantially rectangular shape in plan view and a prismatic member or the like located in the central portion of the lower surface 50A of the top plate 50 are used. A main frame 51 and sub-frames 52, 52 fixed to both ends of the main frame 51 by means such as welding and extending in the front-rear width direction of the top plate 50 (vertical direction in the drawing); The frame 52 is provided with legs 54 fixed to both ends of the frame 52.

[0003]

However, the reinforcing member 53 has a disadvantage that it cannot be applied as a component, for example, when a top plate having different front and rear widths is targeted. That is, as shown in FIG. 13, sub-frames 55, 55 having different lengths must be used for the top plate 50 having a relatively large front and rear width, and the reinforcing material 53 is used as a general-purpose component. Cannot be used. Therefore, in the conventional reinforcing material, a reinforcing material corresponding to each top plate 50 having a different plane area is required, which causes an inconvenience of increasing the product cost.

[0004]

SUMMARY OF THE INVENTION The present invention has been devised by paying attention to such an inconvenience, and an object thereof can be utilized as a common part to a certain extent even when the plane areas of the top plates are different. To provide a versatile top plate reinforcing material and furniture with a top plate.

[0005]

In order to achieve the above object, the present invention provides a plurality of frames fixed to the lower surface side of a top plate, and each frame can be relatively displaced along the surface of the top plate. It has a configuration of connecting to.
With such a configuration, the frame can be arranged at an appropriate position corresponding to the flat area of the top plate, and therefore, even when the top plates having different flat areas are targeted, the reinforcing material of the top plate is a common part. It can be used as.

Further, the furniture with a ceiling plate according to the present invention comprises a ceiling plate, a reinforcement member for the ceiling plate fixed to the lower surface side of the ceiling plate, and leg portions located on the lower surface side of the ceiling plate. The reinforcing member is composed of a plurality of frames, and the frames are connected to each other so that they can be displaced relative to each other along the surface of the top plate, thereby enabling reinforcement corresponding to the size of the top plate.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The frame of the reinforcing material is located at a substantially central portion of the top plate and extends in a substantially linear direction, and is extended and connected to both end portions of the main frame through a connecting mechanism. It is configured by a pair of sub-frames having different outgoing directions. Thus, for example, when the top plate has a rectangular planar shape, it is possible to arrange the subframes at symmetrical positions with respect to the center of the top plate, thereby constructing a balanced reinforcing structure. be able to.

Further, in the furniture with the top plate, each pair of sub-frames is provided so that the opening angle can be adjusted according to the plane area of the top plate. This makes it possible to easily adjust the position of the sub-frame with respect to the top plate.

Further, it is also possible to adopt a structure in which an end of the sub-frame on the side opposite to the connection side and the upper part of the leg are connected, whereby the position of the sub-frame is determined to determine the leg position. Can be determined at the same time.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the furniture with a ceiling plate according to the present invention is applied to a table will be described below with reference to the drawings.

FIG. 1 shows a front view of a table according to this embodiment, and FIG. 2 shows a left side view of FIG.
Further, FIG. 3 shows a bottom view of FIG. In these figures, the table 10 includes a top plate 11 and the top plate 1.
1 is provided with a reinforcing member 12 fixed to the lower surface and four legs 13 positioned near the lower surface corner of the top plate 11. In the present embodiment, the top plate 11 is provided in a substantially rectangular plane shape in which the left-right width is relatively longer than the front-back width.

The reinforcing member 12 is connected to a main frame 15 extending along the longitudinal direction of the top plate 11 at a substantially central portion of the top plate 11 and both end portions of the main frame 15 via connection mechanisms 16. And a pair of sub-frames 17 each. Mainframe 15
As shown in FIGS. 4 to 8, the bolt 20 is configured by a prismatic member that extends in a straight line direction, and the bolt 20 is inserted from below into a plurality of through holes 15A provided in the upper and lower surfaces of the prism 20 to lower the bolt 20. It can be screwed into the plate 11.

The sub-frame 17 is made of a prismatic material similar to the main frame 15, and the bolts 21 are inserted into a plurality of through holes 17A provided in the upper and lower surfaces of the sub-frame 17, and the bolts 21 are attached to the top plate 11. It can be screwed into. Each pair of sub-frames 17 extends in different extending directions, so that the legs 13 fixed to the tip end side of each sub-frame 17 are provided near the corners of the top plate 11. ing. Also,
A mounting piece 23 fixed via a means such as welding is provided at each tip of the sub-frame 17. Holes 23A are formed in these mounting pieces 23, and each hole 23A
The bolt 25 can be inserted into the top plate 11 and screwed into the top plate 11.

As shown in FIGS. 7 and 8, the connecting mechanism 16 is provided at the first connecting members 30 and 30 provided at both ends of the main frame 15 and at one end of the sub frame 17. The second connecting members 31 and 31 and the fastening member 33 provided between the first and second connecting members 30 and 31.

The first connecting member 30 is a first block member 35 received at both ends of the main frame 15.
And a connecting piece portion 36 which is continuous with the first block member 35 and which projects from the center of the end portion of the main frame 15 and has a hole 36A formed substantially in the center portion. The first block member 35 is made of a square bar and is provided so as not to fall off with a bolt 37 inserted from the lower surface side of the main frame 15 in a state of being inserted into the end portion of the main frame 15. In addition, the connecting piece portion 36,
The direction of the surface is located in a substantially horizontal plane, which enables connection for relatively displacing the subframe 17 along the surface of the top plate 11.

The second connecting member 31 includes a second block member 39 similar to the first block 35 received by the main frame 15, and an end portion of the sub-frame 17 connected to the second block 39. And a second connecting piece portion 40 having a hole 40A formed substantially in the center thereof. The second block member 37 is provided so as not to fall off by a bolt 41 inserted from the lower surface side of the subframe 17 in a state of being inserted into the end portion of the subframe 17. In addition, the second connecting piece portion 40,
The second block member 39 protrudes outward from one end side in the vertical direction, and the direction of the surface is located in a substantially horizontal plane so that the second block member 39 can be superposed without interfering with the first connecting piece portion 36. As a result, the hole 40A causes the first connecting piece 36
It is designed to match the hole 36A. Here, the second block 39 is received in each of the pair of sub-frames 17, but in the second block 39 in one of the sub-frames 17, the second connecting piece portion 40 has the first connecting piece portion 36. The block 39 of the other sub-frame 17 is received in the sub-frame 17 so as to be located above, and the block 39 of the other sub-frame 17 is received in a state where the second connecting piece 40 is located below the first connecting piece 36. And, by this, the upper and lower two second
A state in which the first connecting piece portion 36 is sandwiched by the connecting piece portions 40, 40 is obtained. At this time, the spacer 4 is provided between the first and second connecting piece portions 36 and 40.
3 are respectively inserted.

The fastening member 33 is a cap nut member 4 inserted from the side of the second connecting piece portion 40 located in the upper part of FIG.
4 and a bolt 45 which is inserted from the side of the second connecting piece 40 located below and is provided so as to be screwed into the cap nut member 44. 7 and 8, reference numeral 46 indicates a washer.

In the above structure, when forming the table 10, the main frame 15 and the sub frame 17 are previously connected to each other via the fastening members 33 to complete the reinforcing member 12, and the main frame 15 is placed on the ceiling. It is arranged in the central portion of the plate 11 and fixed with bolts 20. Next, on each side of the main frame 15, a pair of sub-frames 17,
Adjust the opening angle between 17 according to the front-back width of the top plate 11,
The leg 13 fixed to the tip of the sub-frame 17 is positioned near the corner of the top plate 11. Then, each sub-frame 17 is fixed to the top plate 11 with bolts 21 and 25. At this time, the main frame 15 is attached to the lower surface of the top plate 11.
Also, a nut member for fixing the subframe 17 may be embedded and bolted to the nut member.

The reinforcing material 12 can also be applied to types of top plate 11 having different plane areas. That is, as shown in FIG. 9, when the front-back width is smaller than the top plate 11 of the above-described embodiment, the top plate 1 is adjusted by narrowing the opening angle α of each pair of sub-frames 17.
It can be fixed at 1. On the other hand, when the front-back width of the top plate is larger than that of the top plate 11 of the above-described embodiment, the sub-frame 17 can be fixed in a direction substantially perpendicular to the linear direction of the main frame 15.

Further, as shown in FIG. 10, when the length of the main frame 15 is the reinforcing member 12 provided longer than that shown in the above-mentioned embodiment, each pair of sub-frames 17, It is possible to deal with this by setting 17 so as to extend straight along the front-back direction of the top plate 11.

The present invention may also employ a structure in which the lengths of the frames 15 and 17 themselves are variably adjusted.
FIG. 11 shows an example in which the length of the main frame 15 can be variably adjusted. That is, in the above-described embodiment, the main frame 15 is composed of a single prismatic member, but the main frame 15 is divided into two and provided so as to straddle between the end portions of these main frames 15, 15. The connecting cylinder 47 is provided, and the total length of the main frame 15 can be adjusted within the range of the length of the connecting cylinder 47, whereby further versatility can be imparted. Further, by applying the same configuration to each sub-frame 17, it is possible to cope with the left and right or front and rear widths of the top plate 11 that are different from each other without difficulty.

In the above embodiment, the main frame 1
5 and the case where the sub-frame 17 is formed of a linearly extending prismatic material have been illustrated and described, but a joint mechanism is provided in parallel with each of the frames 15 and 17 so that their extending directions can be variously changed. Good. With such a configuration, it is possible to reinforce at the optimum position even when the top plate 11 has a non-square planar shape.

[0023]

As described above, according to the present invention,
Since multiple frames fixed to the lower surface of the top plate are connected so that they can be displaced relative to each other along the surface of the top plate, the frames can be arranged at appropriate positions according to the flat area of the top plate. It is possible to use the reinforcing material of as a common part.

Further, since the frame constituting the reinforcing member is composed of the main frame located substantially in the center of the top plate and the pair of sub-frames connected to the main frame and having different extending directions, the top plate is formed. When the planar shape of is a square, the subframes can be arranged at symmetrical positions with respect to the center of the top plate, and the reinforcing structure can be constructed in a well-balanced manner.

Furthermore, since the opening angle of each pair of sub-frames can be adjusted, the relative position of the sub-frames can be adjusted without difficulty.

Further, if the leg portion is connected to the subframe, the leg position can be determined at the same time only by determining the position of the subframe, and the assembling of the furniture with the top plate can be performed easily and quickly. be able to.

[Brief description of drawings]

FIG. 1 is a front view of a table according to an embodiment.

FIG. 2 is a left side view of FIG.

FIG. 3 is a bottom view of FIG.

FIG. 4 is an enlarged bottom view of the main part of FIG.

5 is an enlarged front view of the main part of FIG.

FIG. 6 is a partially exploded perspective view of a main part of a top plate reinforcing member.

FIG. 7 is an enlarged cross-sectional view taken along the line AA of FIG.

FIG. 8 is an exploded perspective view of a connecting mechanism.

FIG. 9 is a bottom view showing a state where the top plate reinforcing member is applied to top plates having different plane areas.

FIG. 10 is a bottom view showing a state where top plate reinforcing members having different main frames are used.

11A is a sectional view of a main part showing an example in which the length of the main frame is variable, and FIG. 11B is an enlarged exploded perspective view of FIG.

FIG. 12 is a bottom view of a conventional table.

FIG. 13 is a bottom view of a conventional table in which the plane areas of the top plates are different.

[Explanation of symbols]

10 tables (furniture with a tabletop) 11 Top plate 12 Reinforcement material 13 legs 15 mainframe 16 Connection mechanism 17 subframes

Claims (5)

[Claims] 1. A reinforcing member for a top plate, comprising a plurality of frames fixed to a lower surface side of the top plate, and the frames being connected so as to be relatively displaceable along the surface of the top plate. 2. The main frame is located at a substantially central portion of a top plate and extends in a substantially linear direction, and each of the main frames is connected to both ends of the main frame through a connecting mechanism and has different extending directions. The top plate reinforcing member according to claim 1, wherein the reinforcing member comprises a pair of sub-frames. 3. A top plate furniture comprising a top plate, a top plate reinforcement member fixed to the bottom face side of the top plate, and legs located on the bottom face side of the top plate. Is composed of a plurality of frames, and each frame is connected so as to be relatively displaceable along the surface of the top plate, thereby enabling reinforcement corresponding to the size of the top plate. 4. The main frame is located at a substantially central portion of a top plate and extends in a substantially linear direction, and each of the main frames is connected to both ends of the main frame through a connecting mechanism and has different extending directions. The furniture with a ceiling plate according to claim 3, wherein the furniture includes a pair of sub-frames, and the opening angle of each of the pair of sub-frames is adjustable according to a plane area of the ceiling plate. . 5. The furniture with a ceiling plate according to claim 3, wherein an end of the subframe on the side opposite to the connection side is connected to an upper portion of the leg portion.