JP7211763B2 - Furniture with top plate - Google Patents

Description

The present invention relates to furniture with a top plate.

2. Description of the Related Art Some fixtures with a top plate, such as tables and desks, have a plurality of supporting legs. The upper end of each support leg is connected to the upper structure of the fixture with a top plate or to a leg connecting member such as a bracket provided on the lower surface of the upper structure.

For example, in Patent Document 1, a leg connecting member (leg racket) provided on the lower surface of an upper structure (top plate) is inserted into the cylindrical upper end of a cylindrical support leg (pedestal). An arrangement with a fitting is disclosed. The fitting portion and the support leg are fastened by a mounting screw within the upper end portion of the support leg.

Japanese Patent No. 5849653

By the way, in a fixture with a top plate having a plurality of supporting legs as described above, when the fitting portion is inserted into the supporting leg, there will be a gap between the supporting leg and the fitting portion in the direction intersecting the extending direction of the supporting leg. The presence of gaps can reduce the strength of the connection at the upper ends of the support legs.
If the support leg is made of wood, the support leg expands and contracts due to humidity and the like. Therefore, in a configuration in which the fitting portion is inserted into the supporting leg, a predetermined gap may be provided between the supporting leg and the fitting portion in consideration of expansion and contraction of the supporting leg. In such a case as well, there is a possibility that the connection strength of the upper end portion of the support leg may be reduced due to the presence in the predetermined gap provided between the support leg and the fitting portion.
SUMMARY OF THE INVENTION An object of the present invention is to provide a fixture with a top plate that can increase the connection strength of the upper ends of supporting legs.

In order to achieve the above object, a fixture with a top plate according to an aspect of the present invention includes a top plate, a plurality of wooden support legs extending upward from an installation surface, and a bottom surface of the top plate provided on the bottom surface of the top plate. and a support leg insertion recess formed in the protrusion into which the upper end of the support leg is inserted; a bracket extending downward from the upper surface of the bracket; a first supporting leg fastening member fastened to the upper end of the supporting leg inserted into the insertion recess; a second supporting leg fastening member fastened to the upper end portion of the supporting leg inserted into the supporting leg insertion recess , wherein the second supporting leg fastening member is fastened to the upper end portion of the supporting leg; The supporting leg insertion recess faces the orthogonal side surface in the direction in which the second supporting leg fastening member extends, and has an orthogonal side surface that is perpendicular to the direction in which the second supporting leg fastening member extends. In a state in which the second support leg fastening member is fastened, the orthogonal side surface and the opposite side surface abut each other, and the inner surface of the support leg insertion recess and the outer periphery of the upper end of the support leg A gap is formed between the second support leg fastening member and the second support leg fastening member on the side opposite to the abutment portion between the orthogonal side surface and the opposed side surface in the direction in which the second support leg fastening member extends .

According to this configuration, the upper end of the support leg is inserted into the support leg insertion recess of the bracket provided on the lower surface of the top plate, and the bracket is secured by the first support leg fastening member and the second support leg fastening member. fixed to By fixing the upper end of the supporting leg to the bracket with the first supporting leg fastening member and the second supporting leg fastening member extending in mutually different directions, the upper end of the supporting leg is firmly fixed. As a result, even if there is a gap between the upper end of the support leg and the support leg insertion recess, the connection strength of the upper end of the support leg can be increased.
In addition, when the second support leg fastening member is fastened, the orthogonal side surface of the upper end of the support leg and the opposite side surface of the support leg insertion recess abut against each other, so that the upper end of the support leg inserted into the support leg insertion recess is fixed firmly and stably.
Further, even if a gap is formed between the support leg insertion recess and the upper end of the support leg on the side opposite to the abutting portion of the orthogonal side surface and the opposite side surface, the orthogonal side surface of the upper end portion of the support leg and the support leg The upper ends of the support legs inserted into the support leg insertion recesses are firmly and stably fixed by abutting the opposing side surfaces of the insertion recesses against each other.

In the fixture with a top plate according to one aspect of the present invention, in the support leg insertion recess, the inner width dimension in the direction in which the second support leg fastening member extends is the width of the support leg in the direction in which the second support leg fastening member extends. It may be larger than the outer width dimension of the upper end portion.
According to this configuration, the inner width of the support leg insertion recess is made larger than the outer width of the upper end of the support leg, so that the upper end of the support leg can be easily inserted into the support leg insertion recess. . The upper end of the support leg inserted into the support leg insertion recess is firmly fixed to the bracket by the first support leg fastening member and the second support leg fastening member.

In the fixture with a top plate according to one aspect of the present invention, the first support leg fastening member extends from the upper surface of the upper end portion of the support leg and the top surface of the inner surface of the support leg insertion recess that faces the upper surface. You may make it butt each other in a direction.
According to this configuration, the top surface of the upper end of the support leg and the top surface of the support leg insertion recess abut against each other, so that the upper end of the support leg inserted into the support leg insertion recess is more firmly and stably. Fixed.

The fixture with a top plate according to an aspect of the present invention further includes a polygonal frame in plan view provided along the lower surface of the top plate, wherein the brackets are provided at corners of the frame to support the second support. The leg fastening member may be fastened to the projecting portion from the side facing the inside of the frame.
According to this configuration, the second support leg fastening member is not exposed to the outside of the frame. As a result, the second support leg fastening member is prevented from being exposed when the top plate is viewed from the outside, and the appearance of the furniture with the top plate can be improved.

The furniture with a top plate according to an aspect of the present invention may include a bracket fastening member that fastens the bracket to the top plate from below.
According to this configuration, by fixing the bracket to which the upper end portion of the support leg is connected to the top plate, the upper end portion of the support leg can be firmly fixed. In addition, since the bracket fastening member is not exposed on the upper surface side of the top plate, it is possible to improve the appearance of the furniture with the top plate.

According to one aspect of the present invention, it is possible to increase the connection strength of the upper ends of the support legs.

BRIEF DESCRIPTION OF THE DRAWINGS It is a front view which shows the whole structure of the furniture with a top plate which concerns on embodiment of this invention. It is a perspective view which shows the top-plate support body of the said furniture with a top plate. It is a perspective view which shows the joint member provided in the said top-plate support. It is the perspective view which looked at the bracket provided in the said top-plate support body from diagonally upward. It is the perspective view which looked at the said bracket from the diagonally downward direction. FIG. 4 is a plan view showing a corner portion of the frame provided with the bracket; 7 is a side cross-sectional view showing a corner portion of the frame provided with the bracket, and is a cross-sectional view corresponding to the AA arrow in FIG. 6. FIG. It is a perspective view which shows the support leg provided in the said top-plate support body. FIG. 11 is a side cross-sectional view showing a connection structure to the bracket when supporting legs are made of metal in a modification of the fixture with a top plate according to the embodiment of the present invention.

EMBODIMENT OF THE INVENTION Hereafter, with reference to an accompanying drawing, the form for implementing the furniture with a top plate by this invention is demonstrated. However, the invention is not limited to this embodiment only.

FIG. 1 is a front view showing the overall configuration of a fixture with a top board 1 according to an embodiment of the present invention.
As shown in FIG. 1 , the fixture with a top plate 1 includes a top plate 2 and a top plate support 3 . This fixture 1 with a top plate is used as, for example, a table, a desk, or the like. The top plate 2 is plate-shaped, and an article can be placed on the upper surface 2a thereof. In this embodiment, the top plate 2 has a rectangular shape in plan view. In the following description, among the in-plane directions (horizontal directions) along the upper surface 2a of the top plate 2, the longitudinal direction of the top plate 2 is simply referred to as the longitudinal direction D1, and the short direction of the top plate 2 is simply referred to as the short direction. The direction is called D2. The planar shape of the top plate 2 is not limited to a rectangular shape, and may be circular, oval, elliptical, polygonal, or the like.
Moreover, the material of the top plate 2 may be any material such as a metal material, a wood material, a resin material, or the like.

FIG. 2 is a perspective view showing the top plate support 3 of the fixture 1 with a top plate.
The top plate support 3 is provided below the top plate 2 and supports the top plate 2 . As shown in FIGS. 1 and 2, the top support 3 includes a frame 20, brackets 30, and support legs 40. As shown in FIGS.

The frame 20 is provided along the lower surface 2b of the top plate 2. As shown in FIG. The frame 20 has a polygonal shape in plan view. In the present embodiment, the frame 20 has a rectangular shape in plan view that is smaller than the outline of the top plate 2 in plan view, corresponding to the rectangular top plate 2 in plan view. The frame 20 includes a pair of first rods 21 , a pair of second rods 22 and joint members 23 .

The pair of first rods 21 constitute both sides of the frame 20 in the transverse direction D2. The pair of first rods 21 each extend in the longitudinal direction D1 along the lower surface 2b of the top plate 2. As shown in FIG.

The pair of second rods 22 constitute both sides of the frame 20 in the longitudinal direction D1. Each of the pair of second rods 22 extends along the lower surface 2b of the top plate 2 in a lateral direction D2 that intersects (perpendicularly) with the direction in which the first rods 21 extend.
These first rods 21 and second rods 22 are formed from metal square tubes.

The joint member 23 constitutes a corner portion 20 c of the frame 20 . The joint member 23 connects the end of the first rod 21 and the end of the second rod 22 .

FIG. 3 is a perspective view showing the joint member 23 provided on the top plate support 3. As shown in FIG.
As shown in FIG. 3 , the joint member 23 includes a joint member main body 24 and a pair of rod body connection portions 25 .

The joint member main body 24 has a substantially rectangular parallelepiped block shape. The joint member main body 24 has side surfaces 24a, 24b, 24c, and 24d on its four sides when viewed from above. The side surfaces 24a, 24b, 24c, 24d are formed perpendicular to each other. Between the two side surfaces 24c and 24d, there is formed an arc-shaped side surface 24e which is convex toward the outside of the furniture with top plate 1, centering on the central axis C1 of the shaft support boss 27, which will be described later. Further, the bottom surface 24f of the joint member main body 24 is formed so as to be positioned within the horizontal plane.

The pair of rod connecting portions 25 protrude from two side surfaces 24a and 24b of the joint member main body 24, which are adjacent to each other, in directions perpendicular to each other. That is, of the pair of rod connection portions 25, the first rod connection portion 25 protrudes along the longitudinal direction D1 from the side surface 24b. Of the pair of rod connection portions 25, the second rod connection portion 25 protrudes along the lateral direction D2 from the side surface 24a. As a result, the pair of rod connecting portions 25 protrude in two directions perpendicular to each other in the horizontal plane from the side surfaces 24a and 24b. Each rod connecting portion 25 has a rectangular cross-sectional shape perpendicular to its projecting direction. For example, the first rod connecting portion 25 is inserted into the end of the first rod 21 . The second rod connecting portion 25 is inserted into the end of the second rod 22 . The end portions of the first rod 21 and the second rod 22 and the respective rod connecting portions 25 are connected by bolts, welding or the like (not shown).

The side surfaces 24 a and 24 b of the joint member main body 24 are formed so as to expand in diameter to the outside of the rod connecting portions 25 when viewed from the projecting direction of each rod connecting portion 25 . As a result, the first rod 21 and the second rod 22 inserted into each rod connecting portion 25 abut against the corresponding side surfaces 24a and 24b of the joint member main body 24, respectively.

A receiving surface 26 for receiving the bracket 30 is formed on the joint member main body 24 . The receiving surface 26 is formed so as to be recessed below the upper end 24 t of the joint member body 24 . The receiving surface 26 is positioned in a horizontal plane and faces upward. The receiving surface 26 is open toward the side surfaces 24c and 24d. In other words, the receiving surface 26 is formed at the corner 20c of the frame 20 so as to open toward the outside of the furniture with a top plate 1 in the horizontal direction.

A pivotal boss 27 is provided approximately in the center of the receiving surface 26 . The pivot boss 27 has a columnar shape protruding upward from the receiving surface 26 . An upper end 27 t of the pivot boss 27 is formed at a position lower than an upper end 24 t of the joint member body 24 .

A rising wall portion 24w is provided on the side surfaces 24a and 24b of the receiving surface 26 (inside the furniture with a top plate 1). The rising wall portion 24 w is formed to rise upward from the receiving surface 26 . The rising wall portion 24w continues in the circumferential direction around the central axis C1 of the pivot boss 27. As shown in FIG. The rising wall portion 24w is formed with an inner wall surface 24v having an arc shape centering on the shaft support boss 27 on the shaft support boss 27 side.

FIG. 4 is a perspective view of the bracket 30 provided on the top plate support 3 as viewed obliquely from above. FIG. 5 is a perspective view of the bracket 30 viewed obliquely from below. FIG. 6 is a plan view showing a corner portion 20c of the frame 20 provided with the bracket 30. FIG. FIG. 7 is a side cross-sectional view showing a corner portion 20c of the frame 20 provided with the bracket 30, and is a cross-sectional view corresponding to the AA arrow in FIG.
As shown in FIGS. 4 to 7, the bracket 30 is provided at each of the plurality of corners 20c of the frame 20. As shown in FIG. As shown in FIGS. 4 and 5 , the bracket 30 has a base portion 31 , a projecting portion 32 , and support leg insertion recesses 33 .

The base portion 31 has a plate shape whose plate thickness direction is the vertical direction. The base portion 31 is fixed to the bottom surface 2b of the top plate 2 with the first surface (upper side surface) 31s facing upward facing the bottom surface 2b of the top plate 2 . Specifically, the base portion 31 is formed with a plurality of bolt insertion holes 31h. Each bolt insertion hole 31h is formed so as to penetrate the base portion 31 in the plate thickness direction (vertical direction). As shown in FIG. 7 , the base portion 31 is fixed to the lower surface 2 b of the top plate 2 with a plurality of bracket fastening bolts (bracket fastening members) 61 . Each bracket fastening bolt 61 is fastened to the top plate 2 through each bolt insertion hole 31h.

As shown in FIGS. 4 to 6, the base portion 31 has a substantially pentagonal shape in plan view, and has a pair of side portions 31a, a pair of oblique side portions 31b, and an inner side portion 31c. .
The pair of side portions 31a extend parallel to each other.
The pair of oblique side portions 31b extend obliquely from one end of the pair of side portions 31a. The pair of oblique side portions 31b are closer to each other as they are separated from the pair of side portions 31a. The pair of oblique side portions 31b are connected to each other at the outer end portion 31q of the base portion 31 .

The inner side portion 31 c is formed at the inner end portion 31 p of the base portion 31 . The inner side portion 31c connects the other ends of the pair of side portions 31a. A central portion of the inner side portion 31c is formed with a convex side portion 31e that protrudes in a direction away from the outer end portion 31q. On both sides of the convex side portion 31e of the inner side portion 31c, concave side portions 31f are formed which are recessed toward the outer end portion 31q side with respect to the convex side portion 31e.

As shown in FIG. 6, the bracket 30 has the inner end 31p of the base portion 31 directed toward the corner 20c of the frame 20 and the outer end 31q separated from the corner 20c toward the outside of the fixture 1 with a top plate. placed in the direction of

As shown in FIGS. 5 and 7 , the projecting portion 32 is formed integrally with the base portion 31 . The protruding portion 32 is formed to protrude downward from the base portion 31 while the base portion 31 is fixed to the lower surface 2 b of the top plate 2 . As shown in FIG. 5, the projecting portion 32 is formed to extend in a direction connecting the outer end portion 31q and the inner end portion 31p of the base portion 31 (hereinafter referred to as an inner-outer direction D3) when viewed from below. . The projecting portion 32 has a pair of side surface portions 32a, an inner concave curved surface (peripheral surface) 32b, and an outer convex curved surface 32c on its outer peripheral portion. The pair of side surface portions 32a, the inner concave curved surface 32b, and the outer convex curved surface 32c extend orthogonally to the second surface 31t (lower surface) of the base portion 31, respectively. The pair of side surface portions 32 a , the inner concave curved surface 32 b and the outer convex curved surface 32 c each face horizontally outward when viewed from the projecting portion 32 .

The pair of side portions 32a are formed parallel to each other with a space therebetween on the second surface 31t. The pair of side surface portions 32a extend in the above-described inside-out direction D3.

The inner concave curved surface 32 b is formed on the protruding portion 32 on the inner end portion 31 p side of the base portion 31 . The inner concave curved surface 32b is formed so as to connect one ends (inner ends in the inside-out direction D3) of the pair of side surfaces 32a. The inner concave curved surface 32b is curved so as to be recessed in an arc shape toward the outer end portion 31q side when viewed from below.

The outer convex curved surface 32c is formed on the protruding portion 32 on the side of the outer end portion 31q of the base portion 31 . The outer convex curved surface 32c is formed to connect the other end portions (the outer end portions in the inside-out direction D3) of the pair of side surface portions 32a. The outer convex curved surface 32c is curved to protrude in an arc shape toward the outer end portion 31q side when viewed from below. As shown in FIGS. 6 and 7, the bracket 30 is arranged with the inner concave curved surface 32b of the projecting portion 32 facing the arcuate side surface 24e of the joint member main body 24. As shown in FIGS. That is, the protruding portion 32 is arranged such that the inner concave curved surface 32b faces the corner 20c side of the frame 20, and the outer convex curved surface 32c faces away from the corner 20c toward the outside of the furniture with a top plate 1. be.

As shown in FIGS. 5 and 7, the lower end surface 34 of the protruding portion 32 has a planar shape orthogonal to the vertical direction, and in a state in which the base portion 31 is fixed to the lower surface 2b of the top plate 2, parallel to the lower surface 2b. That is, it is located in the horizontal plane.

The support leg insertion recess 33 is recessed upward from the lower end surface 34 of the projecting portion 32 . The inner surface of the support leg insertion recess 33 has a pair of side wall surfaces 33a, an inner wall surface (facing side surface) 33b, and an outer wall surface 33c. The pair of side wall surfaces 33a, inner wall surface 33b, and outer wall surface 33c are formed perpendicular to the second surface 31t of the base portion 31, respectively.

The pair of side wall surfaces 33a are provided parallel to the pair of side surfaces 32a.
The inner wall surface 33b is formed to connect one ends (inner ends in the inside-out direction D3) of the pair of side wall surfaces 33a.
The outer wall surface 33c is formed to connect the other ends (the outer ends in the inside-out direction D3) of the pair of side wall surfaces 33a. The outer wall surface 33c is curved concentrically with the outer convex curved surface 32c when viewed from below.

In the support leg insertion recess 33 recessed upward, the space surrounded by the pair of side wall surfaces 33a, inner wall surface 33b, and outer wall surface 33c is closed by a top surface 33e.

A plurality of first bolt insertion holes 35 are opened in the top surface 33 e of the support leg insertion recess 33 . The first bolt insertion hole 35 vertically penetrates the base portion 31 . As shown in FIG. 7 , a first support leg fastening bolt (first support leg fastening member) 62 , which will be described later, is inserted through the first bolt insertion hole 35 . In the first bolt insertion hole 35, on the side of the first surface 31s of the base portion 31, a counterbore portion 35a in which the head portion of the first support leg fastening bolt 62 is accommodated is formed.

As shown in FIGS. 5 to 7, the projecting portion 32 is formed with a second bolt insertion hole 36 penetrating between the inner concave curved surface 32b and the inner wall surface 33b of the supporting leg insertion recess 33. . The second bolt insertion hole 36 penetrates the inner concave curved surface 32b and the inner wall surface 33b of the supporting leg insertion concave portion 33 in the above-described inside-out direction D3. The second bolt insertion hole 36 extends orthogonally to the inner wall surface 33b. Further, a flat portion 36f is formed around the second bolt insertion hole 36 on the inner concave curved surface 32b and perpendicular to the inward/outward direction D3. A second support leg fastening bolt (second support leg fastening member) 63 , which will be described later, is inserted through the second bolt insertion hole 36 . The bearing surface of the head of the second support leg fastening bolt 63 abuts against the plane portion 36f.

Further, as shown in FIGS. 4 to 6, a pivot hole 37 is formed in the inner end portion 31p of the base portion 31 of the bracket 30. As shown in FIGS.
The shaft support hole 37 is arranged between the convex side portion 31 e of the base portion 31 and the inner concave curved surface 32 b of the projecting portion 32 . The shaft support hole 37 is recessed from the second surface 31t of the base portion 31 toward the first surface 31s. As shown in FIG. 7 , the pivot boss 27 provided on the joint member 23 is inserted into the pivot hole 37 .

In this manner, the bracket 30 is connected to the joint member 23 by being fixed to the lower surface 2 b of the top plate 2 with the pivot boss 27 inserted into the pivot hole 37 .

As shown in FIGS. 1 and 2, the support legs 40 are made of wood, for example, and are arranged at the four corners of the frame 20, respectively. A lower end portion 40b of the support leg 40 is in contact with an installation surface F such as a floor. The support leg 40 is configured to extend upward from the lower end portion 40b. As shown in FIG. 7, each support leg 40 is connected to the bracket 30 at its upper end 40a. The support leg 40 is provided so as to be inclined from the upper end portion 40a toward the lower end portion 40b. In the present embodiment, the support leg 40 is inclined outward (outward of the furniture with top plate 1) in the inside-out direction D3 from the upper end portion 40a toward the lower end portion 40b.

FIG. 8 is a perspective view showing support legs 40 provided on the top plate support 3. As shown in FIG.
As shown in FIGS. 6 to 8, the upper end 40a of the support leg 40 has a connection protrusion 41 that is inserted into the support leg insertion recess 33 of the bracket 30. As shown in FIGS. The connection protrusion 41 has a cross-sectional shape complementary to the supporting leg insertion recess 33 . The connecting protrusion 41 extends vertically with the same cross-sectional shape. The connecting protrusion 41 has a pair of protrusion side surfaces 41a, a protrusion inner side surface (perpendicular side surface) 41b, a protrusion outer side surface 41c, and an upper end surface 41t.

The pair of convex side surfaces 41a are provided parallel to each other along the inward/outward direction D3.
The protrusion inner side surface 41b is formed so as to connect one ends (the inner ends in the inside-outside direction D3) of the pair of protrusion side surfaces 41a. The protrusion outer side surface 41c is formed to connect the other ends (the outer ends in the inside-out direction D3) of the pair of protrusion side surfaces 41a. The protrusion outer side surface 41c is curved in an arcuate shape that protrudes outward in the inside-outside direction D3 when viewed from above.
The upper end surface 41t is formed perpendicular to the vertical direction.

First female screw holes 45 are opened at a plurality of locations on the upper end surface 41 t of the connecting projection 41 . A second female screw hole 46 is opened in the inner side surface 41 b of the connection protrusion 41 .

Here, as shown in FIGS. 6 and 7 , the support leg insertion recess 33 into which the connection protrusion 41 is inserted has an inner width dimension W1 larger than an outer width dimension W2 of the connection protrusion 41 . The inner width dimension W1 is the distance between the inner wall surface 33b and the outer wall surface 33c in the inner-outer direction D3 (the direction in which the second support leg fastening bolt 63 extends). The outer width dimension W2 is the distance between the protrusion inner side surface 41b and the protrusion outer side surface 41c in the inside-outside direction D3.

A first support leg fastening bolt 62 is fastened to the connection protrusion 41 of the support leg 40 while being inserted into the support leg insertion recess 33 . The first support leg fastening bolt 62 extends downward from the first surface 31s of the bracket 30 . The first support leg fastening bolt 62 is fastened to the first female screw hole 45 through the first bolt insertion hole 35 . Thus, in the state where the first support leg fastening bolt 62 is fastened, the upper end surface 41t of the upper end portion 40a of the support leg 40 and the top surface 33e of the support leg insertion recess 33 facing the upper end surface 41t are vertically aligned. They abut each other in the direction (the direction in which the first support leg fastening bolt 62 extends). Note that the upper end surface 41t of the support leg 40 and the top surface 33e of the support leg insertion recess 33 facing the upper end surface 41t may be separated in the vertical direction.

A second support leg fastening bolt 63 is fastened to the connection protrusion 41 while being inserted into the support leg insertion recess 33 . The second support leg fastening bolt 63 is provided inside the frame 20 in the inside-outside direction D3 at the projecting portion 32 . The second support leg fastening bolt 63 extends from the inner concave curved surface 32b of the projecting portion 32 in the inward-outward direction D3 that intersects the vertical direction. The second support leg fastening bolt 63 is fastened to the second female screw hole 46 through the second bolt insertion hole 36 . In this way, with the second support leg fastening bolt 63 fastened, the projection inner side surface 41b of the connection projection 41 and the inner wall surface 33b of the support leg insertion recess 33 abut each other in the inward/outward direction D3. In addition, the protrusion inner side surface 41b of the connection protrusion 41 and the inner wall surface 33b of the support leg insertion recess 33 may be spaced apart in the inside-outside direction D3.

In addition, between the inner surface of the support leg insertion recess 33 and the outer peripheral surface of the connection protrusion 41 of the support leg 40, at least the protrusion inner side surface 41b and the inner wall surface 33b are on the opposite side of the inner-outward direction D3 (the outer side) A gap S is formed between the wall surface 33c and the protrusion outer side surface 41c. This gap S allows the connection projection 41 of the wooden support leg 40 to expand due to moisture or the like. It should be noted that this gap S may not be formed when the connection protrusion 41 of the support leg 40 expands in the inward/outward direction D3. The gap S in the present embodiment extends over the entire area between the inner surface of the support leg insertion recess 33 and the outer peripheral surface of the connection protrusion 41 of the support leg 40 except for the abutment portion of the protrusion inner side surface 41b and the inner wall surface 33b. formed. That is, the gap S is continuously formed between the inner wall surface 33b and the protrusion inner side surface 41b and between the outer wall surface 33c and the protrusion outer side surface 41c.

Thus, the upper ends 40a of the support legs 40 are connected to the corners 20c of the frame 20 via the brackets 30 described above. The connection protrusion 41 of the support leg 40 abuts against at least two surfaces, the top surface 33e of the support leg insertion recess 33 and the inner wall surface 33b, and is fixed.

In this embodiment, the first support leg fastening bolt 62 fastened to the upper end portion 40a of the support leg 40 inserted into the support leg insertion recess 33 and the inner concave curved surface 32b of the projecting portion 32 are connected to the first support leg fastening bolt 62. A second support leg fastening bolt 63 extending in a direction intersecting the extending direction of the bolt 62 and fastened to the upper end portion 40a of the support leg 40 inserted into the support leg insertion recess 33 is provided.
According to such a configuration, the upper end portion 40a of the support leg 40 is inserted into the support leg insertion recess 33 of the bracket 30 provided on the lower surface 2b of the top plate 2, and the first support leg fastening bolt 62 and the support leg fastening bolt 62 are inserted. It is fixed to the bracket 30 by the second support leg fastening bolt 63 . By fixing the connection convex portion 41 of the upper end portion 40a of the support leg 40 to the bracket 30 with the first support leg fastening bolt 62 and the second support leg fastening bolt 63 extending in mutually different directions, the upper end portion of the support leg 40 is fixed to the bracket 30. 40a is firmly fixed. Thus, even if there is a gap S between the upper end portion 40a of the support leg 40 and the support leg insertion recess 33, the connection strength of the upper end portion 40a of the support leg 40 can be increased.
In addition, the upper end portion 40a of the support leg 40 may be formed with a first female screw hole 45 and a second female screw hole 46 to which the first support leg fastening bolt 62 and the second support leg fastening bolt 63 are fastened. Machining of the support leg 40 can be minimized. Thereby, the degree of freedom in selecting the material for the support legs 40 can be increased.

In this embodiment, the inner width dimension W1 of the support leg insertion recess 33 in the inside and outside direction D3 is set to be larger than the outside width dimension W2 of the upper end portion 40a of the support leg 40 in the inside and outside direction D3.
With such a configuration, the connection protrusion 41 of the upper end portion 40 a of the support leg 40 can be easily inserted into the support leg insertion recess 33 . The connection protrusion 41 inserted into the support leg insertion recess 33 is firmly fixed to the bracket 30 with the first support leg fastening bolt 62 and the second support leg fastening bolt 63 .

In this embodiment, the protrusion inner side surface 41b and the inner wall surface 33b are in contact with each other when the second support leg fastening bolt 63 is fastened.
According to such a configuration, the upper end portion 40a of the support leg 40 inserted into the support leg insertion recess 33 is firmly and stably fixed.

In this embodiment, the fixture 1 with a top plate is configured such that a gap S is formed between the outer wall surface 33c of the support leg insertion recess 33 and the projection outer surface 41c of the connection projection 41 .
According to such a configuration, the upper end portion 40a of the support leg 40 inserted into the support leg insertion recess 33 is firmly and stably fixed by the protrusion inner side surface 41b and the inner wall surface 33b abutting against each other. In this state as well, it is possible to allow the upper end portion 40a to expand in the inward and outward directions D3. In this manner, even when the wooden support legs 40 are used, the work of assembling the furniture 1 with a top plate can be easily performed.

In this embodiment, in the furniture with a top plate 1, when the first support leg fastening bolt 62 is fastened, the upper end surface 41t of the upper end portion 40a of the support leg 40 and the top surface 33e of the support leg insertion recess 33 are It is configured to abut each other.
According to such a configuration, the upper end portion 40a of the support leg 40 inserted into the support leg insertion recess 33 is fixed more firmly and stably.

In the present embodiment, the second support leg fastening bolt 63 is configured to be fastened from the inner side of the projecting portion 32 in the inside-outside direction D3.
With such a configuration, the second support leg fastening bolt 63 is not exposed to the outside of the frame 20 . As a result, when the top plate 2 is viewed from the outside, the second supporting leg fastening bolts 63 are prevented from being exposed, and the appearance of the furniture 1 with the top plate can be improved.

In this embodiment, the fixture 1 with a top plate is configured such that the bracket 30 is fastened to the top plate 2 from below by the bracket fastening bolt 61 .
According to such a configuration, by fixing the bracket 30 to which the upper end portion 40a of the support leg 40 is connected to the top plate 2, the upper end portion 40a of the support leg 40 can be firmly fixed. In addition, since the bracket fastening bolts 61 are not exposed on the upper surface 2a side of the top plate 2, the appearance of the furniture with top plate 1 can be improved.

(Modification of embodiment)
Although the supporting leg 40 is made of wood in the above-described embodiment, it is not limited to this. The support leg 40 may be made of metal or the like.
FIG. 9 is a side cross-sectional view showing a connection structure for the bracket 30 when the supporting leg 40B is made of metal in a modified example of the fixture 1B with a top according to the embodiment of the present invention.
As shown in FIG. 9, the support leg 40B is made of metal and has a connection protrusion 41B at its upper end 40a to be inserted into the support leg insertion recess 33 of the bracket 30. As shown in FIG. First female screw holes 45B are opened at a plurality of locations on the upper end surface 41t of the connecting projection 41B. Further, a second female screw hole 46B is opened in the projection inner side surface 41b of the connection projection 41B.

The first support leg fastening bolt 62 is fastened to the first female screw hole 45B through the first bolt insertion hole 35 . With the first support leg fastening bolt 62 fastened, the upper end surface 41t of the upper end portion 40a of the support leg 40B and the top surface 33e of the support leg insertion recess 33 facing the upper end surface 41t abut each other.

Also, the second support leg fastening bolt 63 is fastened to the second female screw hole 46B through the second bolt insertion hole 36 . When the second support leg fastening bolt 63 is fastened, the protrusion inner side surface 41b of the connecting protrusion 41B and the inner wall surface 33b of the support leg insertion recess 33 are aligned in the direction in which the second support leg fastening bolt 63 extends (inward and outward directions D3 ) perpendicular to each other.

In the case of such a metal support leg 40B, unlike the wooden support leg 40, expansion and contraction due to humidity and the like are unlikely to occur, so that a gap is formed between the support leg insertion recess 33 and the upper end portion 40a of the support leg 40B. may not be provided. However, a gap may be provided between the support leg insertion recess 33 and the connection protrusion 41B of the support leg 40B in consideration of the dimensional variation of the support leg 40B.

Although preferred embodiments of the invention have been described above, the invention is not limited to these embodiments. Additions, omissions, substitutions, and other changes in configuration are possible without departing from the scope of the present invention. The present invention is not limited by the foregoing description, but only by the appended claims.
For example, in the above embodiment, the gap S is provided between the outer wall surface 33c of the support leg insertion recess 33 and the protrusion outer surface 41c of the connection protrusion 41, but the side wall surface 33a of the support leg insertion recess 33 is provided. and the projection side surface 41 a of the connection projection 41 may be provided with a gap.

In addition, in the above-described embodiment, the second support leg fastening bolt 63 is fastened from the side of the inner concave curved surface 32b (inside of the inward-outward direction D3), but the present invention is not limited to this. The second support leg fastening bolt 63 may be fastened to the connection protrusion 41 from the side surface 32a of the protrusion 32 or the outer convex curved surface 32c.

Further, in the above-described embodiment, the support leg 40 is inclined outward from the furniture with a top plate 1 from the upper end portion 40a toward the lower end portion 40b, but the present invention is not limited to this. The support leg 40 may be inclined toward the inside of the furniture with a top plate 1 from the upper end portion 40a toward the lower end portion 40b. Furthermore, the support leg 40 may be provided so as to extend linearly in the vertical direction from the upper end portion 40a toward the lower end portion 40b without being inclined.

Moreover, although the configuration of the bracket 30 has been described in the above embodiment, the configuration is merely an example. The bracket 30 to which the upper end portion 40a of the support leg 40 is connected may have any configuration as long as it has a support leg insertion recess. For example, the bracket 30 has a structure in which the shaft support boss 27 provided on the frame 20 is inserted into the shaft support hole 37, but the structure for connecting the bracket 30 to the frame 20 may be, for example, bolting, welding, or the like. good.
In addition, it is possible to appropriately replace the constituent elements in the above-described embodiment with well-known constituent elements without departing from the spirit of the present invention, and the modifications described above may be combined as appropriate.

1 Furniture with top plate 2 Top plate 20 Frame 20c Corner 30 Bracket 31s First surface (upper surface)
32 Protruding portion 32b Inner concave curved surface (outer peripheral surface)
33 support leg insertion recess 33b inner wall surface (opposite side)
33e Top surface 40, 40B Supporting leg 40a Upper end 41b Projection inner side surface (perpendicular side surface)
41t upper end surface 61 bracket fastening bolt (bracket fastening member)
62 First support leg fastening bolt (first support leg fastening member)
63 Second support leg fastening bolt (second support leg fastening member)
F Installation surface S Gap W1 Inner width dimension W2 Outer width dimension

Claims (5)

a baking sheet;
a plurality of wooden support legs extending upward from the installation surface;
a bracket having a projection provided on the lower surface of the top plate and projecting downward, and a support leg insertion recess formed in the projection and into which the upper end of the support leg is inserted;
a first supporting leg fastening member extending downward from the upper side surface of the bracket and fastened to the upper end portion of the supporting leg inserted into the supporting leg insertion recess;
A second supporting leg fastening that extends from the outer peripheral surface of the protruding portion in a direction that intersects the extending direction of the first supporting leg fastening member and is fastened to the upper end portion of the supporting leg that is inserted into the supporting leg insertion recess. comprising a member and
The upper end portion of the supporting leg faces the side to which the second supporting leg fastening member is fastened and has an orthogonal side surface perpendicular to the direction in which the second supporting leg fastening member extends,
The support leg insertion recess has an opposite side surface facing the orthogonal side surface in the direction in which the second support leg fastening member extends,
With the second support leg fastening member fastened, the orthogonal side surface and the opposite side surface abut each other,
Between the inner surface of the support leg insertion recess and the outer peripheral surface of the upper end portion of the support leg, the side opposite to the abutting portion between the orthogonal side surface and the opposite side surface in the direction in which the second support leg fastening member extends a gap is formed in
Furniture with a top plate. In the supporting leg insertion recess, the inner width dimension in the direction in which the second supporting leg fastening member extends is larger than the outer width dimension of the upper end portion of the supporting leg in the direction in which the second supporting leg fastening member extends. 1. Furniture with a top plate. 3. The upper surface of the upper end portion of the support leg and the top surface of the support leg insertion recess facing the upper surface on the inner surface of the support leg insertion recess abut against each other in the direction in which the first support leg fastening member extends. Furniture with a top plate as described. Further comprising a polygonal frame in plan view provided along the lower surface of the top plate,
The bracket is provided at a corner of the frame,
The furniture with a top plate according to any one of claims 1 to 3 , wherein the second support leg fastening member is fastened from a side of the projecting portion facing the inside of the frame. The fixture with a top plate according to any one of claims 1 to 4 , further comprising a bracket fastening member that fastens the bracket to the top plate from below.

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