JP2020043892A - table - Google Patents

Abstract

To provide a table for enabling legs to be attached to a top board with the use of the same metal fittings regardless of a difference in a cross sectional shape of the legs.SOLUTION: A table includes metal fittings 4 for attaching legs 3 to a lower surface of a top board 2. A leg attachment part 11 for attaching each leg 3 to be positioned on an outer side of the metal fitting 4 is formed in a side part of the metal fitting 4. An insertion member 7 to be inserted to an inner side of the leg 3 from an upper part of the leg 3 is provided. The leg attachment part 11 includes two pressing parts 11a, 11b to be engaged with outer surfaces of the leg 3. The pressing parts 11a, 11b are arranged in a V shape. The insertion member 7 and the leg attachment part 11 of the metal fitting 4 are connected by a connection member 21. A part of the leg 3 is held by sandwiching between the insertion member 7 and the pressing parts 11a, 11b of the metal fitting 4.SELECTED DRAWING: Figure 9

Description

  The present invention relates to a table.

  A support member that supports the top plate and reinforces the top plate is provided at a lower portion of the top plate of the table over the entire outer peripheral portion of the top plate in the circumferential direction.

  In recent years, when the table is viewed obliquely from above, the support member cannot be seen, and in order to keep the appearance clear, it has been proposed that the mounting position of the support member to the table top be provided inside the outer periphery of the table top. Have been.

  As such a table, there is known a table in which mounting brackets for fixing legs to the top plate are provided at four corners in a lower portion of the top panel, and a support member is erected between inner ends of adjacent mounting brackets. (For example, see Patent Document 1).

Japanese Patent No. 5849653

  The cross-sectional shape of the legs may be changed according to the shape and overall shape of the top plate. However, in the table of the related art, since the fixing portion of the mounting bracket is formed so as to be fitted and inserted into the upper end of the leg, for example, a table having a square cross-sectional shape of the leg, When manufacturing a table having a shape, it is necessary to facilitate two types of mounting brackets.

  As described above, if a plurality of types of mounting brackets are prepared according to the cross-sectional shape of the leg, the manufacturing cost increases.

  Therefore, an object of the present invention is to provide a table that can be mounted on a top plate using the same mounting hardware even if the legs have different cross-sectional shapes.

In order to solve the above-mentioned problem, the invention according to claim 1 has a mounting bracket for mounting a leg to a lower surface of a top plate,
On the side of the mounting bracket, a leg mounting portion for mounting the leg is provided so as to be located outside the mounting bracket, and an insertion member for inserting the leg from the top plate side into the inside of the leg is provided,
The leg attachment portion has two holding portions that engage with the outer surface of the leg, and the holding portions are arranged in a V-shape.
A connecting member connects the insertion member and the leg mounting portion of the mounting bracket, and a part of the leg is held between the insertion member and the holding portion of the mounting bracket. It is assumed that.

According to a second aspect of the present invention, in the first aspect of the present invention, a mounting hole is formed in the mounting bracket so as to communicate a lower opening that opens on a side opposite to the top plate and a leg opening that opens to a leg mounting portion. Forming a bolt insertion hole in the leg, forming a connecting portion in which an internal thread is engraved on the inner periphery of the insertion member,
A bolt is inserted through a lower opening formed in the mounting bracket, and screwed into a female screw of a connecting portion of the insertion member, thereby connecting the insertion member and the mounting bracket. .

  According to a third aspect of the present invention, in the second aspect of the present invention, in the leg attachment portion, the leg side opening is formed over inner ends of both holding portions.

  According to a fourth aspect of the present invention, in the first or second or third aspect of the present invention, the axis of the leg is located closer to the outer peripheral surface of the top plate as it goes from the top plate side to the opposite side. It is assumed that.

  According to a fifth aspect of the present invention, in the second or third aspect, the bolt is attached so as to be inclined with respect to the axis of the leg.

  The invention according to claim 6 is the invention according to any one of claims 1 to 5, wherein when the insertion member is attached to the leg, a part of the insertion member is connected to an end of the leg. It is a decorative cap to cover.

  The table of the present invention, on the side of the mounting bracket, formed a leg mounting portion for mounting the leg so as to be located outside the mounting bracket, provided with an insertion member to be inserted into the inside of the leg from the top plate side of the leg, The leg attachment portion has two holding portions that engage with the outer surface of the leg, the holding portions are arranged in a V-shape, and the connecting member connects the insertion member and the leg attachment portion of the mounting bracket, A part of the leg is sandwiched and held between the insertion member and the holding part of the mounting bracket, so that even the legs with different cross-sectional shapes can be attached to the top plate using the same mounting bracket. Can be. Thereby, the mounting bracket can be shared, and the manufacturing cost can be reduced.

FIG. 2 is a perspective view of the table according to the first embodiment of the present invention as viewed from above. The front view of FIG. FIG. 2 is a right side view of FIG. 1. The bottom view of FIG. FIG. 2 is a perspective view seen from a lower side of FIG. 1. FIG. 2 is a perspective view showing a state in which a leg and an insertion member are mounted on the mounting bracket used in the first embodiment of the present invention. FIG. 7 is a top view of FIG. 6. The right view of FIG. The sectional view on the AA line of FIG. FIG. 7 is a perspective view as viewed from the lower right side of FIG. 6. FIG. 7 is an exploded perspective view of FIG. 6. FIG. 12 is a perspective view as viewed from the lower side of FIG. 11. FIG. 2 is a perspective view of a mounting bracket used in the first embodiment of the present invention. FIG. 14 is a front view of FIG. 13. FIG. 14 is a right side view of FIG. 13. FIG. 14 is a left side view of FIG. 13. FIG. 14 is a bottom view of FIG. 13; FIG. 18 is a sectional view taken along line BB of FIG. 17. FIG. 14 is a perspective view seen from the lower right side of FIG. 13. FIG. 14 is a perspective view seen from the lower left side of FIG. 13. FIG. 13 is a perspective view of an example of a table according to a third embodiment of the present invention. FIG. 22 is a top view of a state in which the legs and the insertion member are mounted on the mounting bracket used for the table in FIG. 21. The exploded perspective view of FIG.

  An embodiment for carrying out the present invention will be described based on an embodiment shown in the drawings.

[Example 1]
FIG. 1 is a perspective view of an upper side of a table 1 according to a first embodiment of the present invention, FIG. 2 is a front view thereof, FIG. 3 is a right side view thereof, FIG. 4 is a bottom view thereof, and FIG. FIG. 3 is a perspective view as viewed from below. In the description below, the top plate 2 is referred to as an upper side, and the opposite side is referred to as a lower side.

  The table 1 has a top plate 2 having a rectangular upper surface, and four mounting brackets 4 for fixing the legs 3 to the lower surface side of the top plate 2 are fixed to four corners of the lower surface of the top plate 2. Have been.

  As shown in FIGS. 6 to 9, the leg 3 has a square cross section and is formed of a metal square pipe having a hollow portion 3 a formed therein. As shown in the figure, the upper end is open. The cross-sectional shape of the leg 3 is formed to be substantially the same over the entire axial direction. In this embodiment, the legs 3 are made of metal. However, if the predetermined strength can be ensured, the legs 3 can be made of an arbitrary member such as resin.

  As shown in FIGS. 2 and 3, a space D is formed between the upper end of the leg 3 and the top plate 2 so that the upper end of the leg 3 does not contact the lower surface of the top plate 2. . Note that the upper end of the leg 3 may be in contact with the lower surface of the top plate 2 without forming the space D.

  As shown in FIGS. 11 and 12, a bolt insertion hole 5 is formed in the side of the upper end of the leg 3 so as to penetrate the outer peripheral surface of the leg 3. A first engagement hole 6 is formed on the side of the upper end of the leg 3 and above the bolt insertion hole 5 so as to penetrate the outer peripheral surface of the leg 3.

  9 and 11, an insertion member 7 is inserted into the hollow portion 3a from above at the upper end of the leg 3, and the upper opening of the leg 3 is closed by the insertion member 7.

  When the insertion member 7 is inserted into the hollow portion 3 a of the leg 3, a connecting portion 7 a is provided at a position corresponding to the bolt insertion hole 5, and a female screw is engraved on an inner peripheral surface of the connecting portion 7 a. Have been. When the insertion member 7 is inserted into the hollow portion 3 a of the leg 3, the second engagement hole 7 b opens outward at a position corresponding to the first engagement hole 6 of the leg 3. Is formed.

  The insertion member 7 has a decorative portion 7c that covers the entire upper end opening of the leg 3 when the insertion member 7 is inserted into the hollow portion 3a of the leg 3.

  As shown in FIG. 11, on the inner peripheral surface side of the leg 3 of the insertion member 7, a pressing surface 8 corresponding to a part of the inner surface shape of the leg 3 is formed in a flat shape.

  As shown in FIGS. 8 to 10, the mounting bracket 4 has a main body 9, and a top plate mounting portion 10 for mounting to the lower surface of the top plate 2 is provided above the main body 9. It is formed in a flange shape protruding outward from the portion 9. A plurality of mounting holes 10a penetrating in the front and back directions are formed in the top plate mounting portion 10, and bolts 12 and the like are inserted into the mounting holes 10a and fixed to the lower surface side of the top plate 2 as shown in FIG. The mounting bracket 4 can be mounted on the lower surface of the top plate 2.

  In the main body 9, as shown in FIG. 4, one end in an axis XX direction from a predetermined position C on the top plate 2 toward the corner direction of the top plate 2, that is, on the side of the mounting bracket 4. Has a leg attachment portion 11 for attaching the leg 3. As shown in FIGS. 7 and 17, the leg mounting portion 11 has two pressing portions 11a and 11b which respectively engage with different outer peripheral surfaces of the leg 3. The pressing portions 11a and 11b have an axis X in the vertical direction. -It is formed in a tapered shape so as to be perpendicular to -X and to be located in the outward direction in the YY direction perpendicular to the axis XX direction as going from the inside to the outside in the axis XX direction. I have. The angle formed by the holding portion 11a and the holding portion 11b is set to approximately 90 °, and the holding portion 11a and the holding portion 11b are arranged in a V shape. In the present embodiment, the angle formed by the holding portions 11a and 11b is set to approximately 90 °, but this angle can be set arbitrarily.

  An engagement pin 14 is provided at a center portion where the holding portion 11a and the holding portion 11b intersect so as to protrude outward in the axis XX direction from the center portions of the holding portions 11a and 11b. By inserting the engagement pin 14 into the first engagement hole 6 of the leg 3 and the second engagement hole 7b of the insertion member 7, the leg 3, the insertion member 7, and the mounting bracket 4 are mutually connected. It can be engaged.

  At the other end of the main body 9 in the axis XX direction, as shown in FIG. 7, two support mounting portions 16 for mounting the support members 15 are provided. The support member 15 is formed of a square pipe and is provided below the top plate 2 to support the top plate 2 and reinforce the strength.

  When the support members 15 are attached to the respective support attachment portions 16, as shown in FIG. 4, the two adjacent support members 15, 15 are orthogonal to each other. As shown in FIGS. 12, 15, and 18, a bolt mounting hole 17 in which a female screw is formed is provided between the support mounting portions 16, 16.

  As shown in FIG. 5, as shown in FIG. 5, the connecting member 23 is erected and attached between the end portions of the supporting members 15, 15, and the connecting member 23 is fixed to the bolt mounting holes 17 with bolts, so that the supporting member 15 is attached. , Can be fixed to the top plate 2 via the mounting bracket 4. In addition, an intermediate portion in the axial direction of the long support member 15 is fixed to a lower surface of the top plate 2 by a fixing bracket 26 as shown in FIGS. Note that the fixing bracket 26 may not be provided.

  As shown in FIG. 18, a lower opening 18 is formed in the main body 9 on the side opposite to the top plate mounting part 10, that is, in the lower part of the main body 9. In addition, a leg-side opening 19 is formed at the center of the holding portions 11a and 11b of the leg attachment portion 11 below the engaging pin 14 and over the inner ends of the holding portions 11a and 11b. Have been. A mounting hole 20 communicating the lower opening 18 and the leg side opening 19 is formed so as to be inclined with respect to the upper surface of the top plate mounting portion 10, that is, the upper surface of the top plate 2.

  Next, a method of assembling the table 1 will be described.

  First, the end of the support member 15 was inserted into the support mounting portion 16 of the mounting bracket 4, the connecting metal 23 was erected between the supporting members 15, 15, and the bolt was inserted through the mounting hole of the connecting metal 23. Later, the supporting members 15 are fixed to the mounting bracket 4 by screwing into the bolt mounting holes 17 of the mounting bracket 4.

  Next, as shown in FIG. 4, the bolts 12 are inserted into the mounting holes 10 a of the top plate mounting portion 10 of the mounting bracket 4 and then fixed to the lower surface of the top plate 2. 2. Attach to the predetermined position. Further, the support member 15 is fixed to the lower surface of the top plate 2 by the fixing bracket 26.

  Next, as shown in FIG. 9, when the insertion member 7 is inserted into the hollow portion 3a of the leg 3 from above, the decorative portion 7c covers the entire upper end opening of the leg 3 and is closed. Plays the role of a makeup cap. With the insertion member 7 inserted, the engagement pin 14 of the mounting bracket 4 is inserted into the first engagement hole 6 of the leg 3 and the second engagement hole 7b of the insertion member 7 to engage with each other. Then, the positioning of the leg 3 with respect to the mounting bracket 3 is performed.

  Next, the bolt 24 is inserted into the mounting hole 20 from the lower opening 18 of the mounting bracket 4, the bolt insertion hole 5 of the leg 3 is inserted, and then screwed into the female screw of the connecting portion 7 a of the insertion member 7. The mounting bracket 4 and the insertion member 7 are removably connected. The bolt 20 and the female screw of the connecting portion 7 a constitute a connecting member 21. In addition, as long as the fitting 4 and the insertion member 7 can be detachably connected, any connecting means other than the connecting member 21 can be used.

  By connecting the mounting member 4 and the insertion member 7, the mounting portion, which is a part of the leg 3, is sandwiched between the holding portions 11 a and 11 b of the mounting member 4 and the holding surface 8 of the insertion member 7, and the position of the leg 3 is adjusted. Can be held. The leg 3 is mounted so as to be orthogonal to the axis XX of the mounting bracket 4 and the upper surface of the top plate 2.

  With the same assembling method, the four legs 3 are attached to the four corners of the top plate 2 to obtain the table 1.

  By configuring the table 1 as described above, the table 1 has the following operations and effects.

  The mounting strength of the mounting portion of the leg 3 can be increased by sandwiching and holding the mounting portion of the leg 3 between the pressing portions 11 a and 11 b of the mounting bracket 4 and the pressing surface 8 of the insertion member 7.

  Since the leg 3 is attached to one of the main body portions 9 of the mounting bracket 4 and the support member 15 is attached to the other, the attachment position of the support member 15 with respect to the top plate 2 can be located inside the leg 3, As shown in FIG. 1, the support member 15 is not visible when viewed obliquely from above the table 1, and the table 1 can have a neat appearance.

  Further, the leg 3 can be satisfactorily attached to the top plate 2 using the same mounting bracket 4 regardless of whether the cross-sectional shape is larger or smaller than the illustrated shape. Therefore, there is no need to prepare a plurality of types of mounting brackets 4, and the number of parts can be reduced, and the manufacturing cost can be reduced.

  Further, since the mounting angle of the leg 3 with respect to the top plate 2 is determined by the outer surface of the leg 3 and the shapes of the holding portions 11a and 11b of the leg mounting portion 11 in the mounting bracket 4, the forming process of that portion is performed by the upper end surface of the leg Is easier than the one that is cut at a predetermined angle, and the manufacturing cost can be reduced.

  Further, since the insertion member 7 is inserted into the leg 3 and the insertion member 7 and the mounting bracket 4 are connected by the connection member 21 from the side direction of the leg 3, the insertion member 7 is not fixed to the leg 3 by welding or the like. The detachment of the insertion member 7 from the leg 3 can be prevented.

  Further, since the leg 3 is connected to the mounting bracket 4 by using the side portion thereof, even if the processing accuracy of the end face of the leg 3 is set low, it does not affect the assembling of the table 1. Is easy to manufacture, and the manufacturing cost of the table 1 can be reduced.

  In addition, since it is not necessary to fix the insertion member 7 to the leg 3 by welding, the leg 3 may be made of any material other than metal as long as the required strength of the leg 3 can be secured. it can.

  Further, since the bolt 24 is inserted through the lower opening 18 of the mounting bracket 4 and the leg 3 is mounted on the mounting bracket 4, only the leg 3 is fixed with the mounting bracket 4 and the support member 15 fixed to the top plate 2. It can be easily attached and detached.

[Example 2]
In the first embodiment, the leg 3 is mounted so as to be orthogonal to the axis XX of the mounting bracket 4 and the upper surface of the top plate 2. May be located closer to the outer peripheral surface (side surface) of the top plate 2 as it goes downward (opposite to the top plate 2).

  The suppressing portions 11a and 11b are formed so as to be located closer to the outer peripheral surface (side surface) of the top plate 2 in the vertical direction from the upper side (top plate 2 side) to the lower side (opposite to the top plate 2). You.

  It is preferable that the mounting bracket 4 is provided inside the top plate 2 from the mounting position in the first embodiment, and that the lower ends of the legs 3 do not protrude outside the side surfaces of the top plate 2 from the outer peripheral surface of the top plate 2.

  The configuration other than the above is the same as that of the first embodiment, and a description thereof will be omitted.

  Also in the second embodiment, the same operation and effect as those of the first embodiment are obtained.

  In the first embodiment, since the legs 3 are mounted so as to be orthogonal to the upper surface of the top plate 2, when viewed from above the table 1, as the legs 3 move downward, the legs 3 It may appear to be inside.

  On the other hand, in the second embodiment, the axis of the leg 3 is positioned closer to the outer peripheral surface (side surface) of the top plate 2 from the upper side (top plate 2 side) to the lower side (opposite to the top plate 2). By doing so, when viewed from above the table 1, the legs 3 can be seen to be orthogonal to the top plate 2 or to be located on the side surface side of the top plate 2, which is preferable.

[Example 3]
In the first and second embodiments, the cross section of the leg 3 is formed in a square shape, but the cross sectional shape may be formed in various shapes such as a circle, a polygon such as a hexagon in addition to the square. it can.

  The holding portion 11a and the holding portion 11b of the mounting bracket 4 are arranged in a V-shape so that the respective holding portions 11a and 11b abut on the outer surface of the leg. Is formed in the same shape over the entire axial direction, the legs can be mounted using the same mounting bracket 4 regardless of the cross-sectional shape of the legs. Therefore, the mounting bracket 4 can be shared, the number of parts can be reduced, and the manufacturing cost can be reduced.

  For example, as shown in FIGS. 21 to 23, the leg 33 may be configured by a cylindrical pipe having a circular cross section.

  As shown in FIGS. 21 to 23, a bolt insertion hole 5 and a first engagement hole 6 are formed at the upper end of the leg 33, as in the first embodiment. As in the first embodiment, the insertion member 37 has a pressing surface 38 corresponding to a part of the inner surface shape of the leg 33, and the other structure is the same as in the first and second embodiments.

  Even if the leg 33 has a perfect circular shape, a part of the holding portions 11 a and 11 b abuts on the outer surface of the leg 33, and the leg 33 serves as a holding surface for the holding portions 11 a and 11 b of the mounting bracket 4 and the insertion member 37. 38, the position of the leg 33 can be securely held, and the strength of the leg 33 at the attachment portion can be increased.

  Structures other than those described above are the same as those in the first and second embodiments.

  Also in the third embodiment, the same operation and effect as those in the first and second embodiments are obtained.

[Example 4]
In the first to third embodiments, the top surface of the top plate 2 is formed in a rectangular shape, and the legs 3 and 33 are disposed at the four corners. However, the shape of the top plate 2 is arbitrarily set in addition to the rectangular shape. can do. In addition, the number of the legs 3 and 33 can be set to an arbitrary number as long as the number is three or more, and the mounting position can be set arbitrarily. Further, depending on the shape of the top plate 2, the support member 15 used in the first embodiment may not be provided.

  Configurations other than those described above are the same as those in the first to third embodiments, and a description thereof will be omitted.

  Also in the fourth embodiment, the same operation and effect as those in the first to third embodiments are obtained.

DESCRIPTION OF SYMBOLS 1 Table 2 Top plate 3, 33 legs 4 Mounting bracket 5 Bolt insertion hole 7, 37 Insertion member 7a Connection part 11 Leg mounting parts 11a, 11b Suppression part 18 Lower opening 19 Leg side opening 20 Mounting hole 21 Connection member

Claims (6)

Has mounting brackets to attach legs to the bottom of the top plate,
On the side of the mounting bracket, a leg mounting portion for mounting the leg is provided so as to be located outside the mounting bracket, and an insertion member for inserting the leg from the top plate side into the inside of the leg is provided,
The leg attachment portion has two holding portions that engage with the outer surface of the leg, and the holding portions are arranged in a V-shape.
A connecting member connects the insertion member and the leg mounting portion of the mounting bracket, and a part of the leg is held between the insertion member and the holding portion of the mounting bracket. Table. The mounting bracket has a mounting hole communicating with a lower opening that opens on the side opposite to the top plate side and a leg-side opening that opens on a leg mounting portion, and a bolt insertion hole is formed in the leg, and the insertion is performed. In the member, forming a connection part with a female screw carved on the inner circumference,
2. The insertion member and the mounting bracket are connected by inserting a bolt through a lower opening formed in the mounting bracket and screwing the bolt into a female screw of a connecting portion of the insertion member. The described table.   The table according to claim 2, wherein the leg-side opening is formed in the leg attachment portion over inner ends of both holding portions.   4. The table according to claim 1, wherein the axis of the leg is located closer to the outer peripheral surface of the top plate as going from the top plate side to the opposite side. 5.   The table according to claim 2 or 3, wherein the bolt is attached so as to be inclined with respect to the axis of the leg.   The table according to any one of claims 1 to 5, wherein when the insertion member is attached to the leg, a part of the insertion member is a decorative cap that covers an end of the leg. .

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