JP3011371U - Table connection device - Google Patents

Abstract

(57) [Abstract] [Purpose] A plurality of tables 1 can be connected by a connecting member 10 that can be used in one kind for many kinds of tables without projecting the connecting member 10 from the top plate 2 of the table 1. Provide a table connecting device having a good appearance. [Structure] The left and right ends of a top plate 2 of an adjacent table 1 are brought into contact with each other, and a horizontally long connecting plate 6 is bridged over the connecting end portion of a frame body 4 provided below the back surface of the top plate 2 to connect the connecting plate 6 to each other. The leg portion of the bolt 7 is inserted into the horizontally elongated holes 6a formed at both ends, and the connecting end portion of the frame body 4 is detachably tightened and fixed by the bolt 7 and the nut 8, and the connecting plate 6, the bolt 7, and the nut 8 are attached. The connecting member 10 as a main member is arranged inside the connected top plate 2,
It was made to be difficult to see from the outside and it did not disturb the user of the table.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a table connecting device for connecting adjacent tables so that they can be detachably connected when necessary.

[0002]

[Prior art]

 A table including a top plate having a rectangular plane and four pedestals, and having the upper ends of the legs fixed to respective corners on the back surface of the top plate is widely used. In addition, under various circumstances, it may be necessary to bring the ends of the adjacent top plates into contact with each other to connect a plurality of top plates. Were connected at each installation site.

[0003]

[Problems to be solved by the device]

 However, in the conventional connection of the above-mentioned tables, the appearance in the connected state and the state in which the connection is released is impaired, a gap is formed between the adjacent top plates in the connected state, and the connection member from the top plate is connected. There was a problem that some of them protruded and got in the way.

An object of the present invention is to solve all of the above-mentioned problems and to provide a table connecting device which can use one kind of connecting member for many kinds of tables.

[0005]

[Means for Solving the Problems]

 A table connecting device according to a first aspect of the present invention is a frame body in which ends of top plates of adjacent tables are brought into contact with each other, and the tables are arranged below the back faces of the top plates and fixed to at least one of the top plate and the pedestal. A horizontally-long connecting plate is laid over the connecting ends of, and the leg portions of the bolts are inserted into the horizontally-long holes formed at both ends of the connecting plate, and by tightening these bolts and the nuts provided on the frame side, The connecting end of the frame is removably fixed, and the connecting members, which mainly consist of connecting plates, bolts and nuts, are placed inside the connected top plate.

According to a second aspect of the present invention, in the table connecting device according to the first aspect, a bottomed cylindrical anti-slip cap made of an elastic material such as rubber is attached to and detached from the lower end of each pedestal of the table. An opening is formed in the peripheral wall of the cap for allowing the height adjusting plate to be interposed between the pedestal and the bottom of the cap.

[0007]

[Action]

 A table connecting device according to a first aspect of the present invention is a frame body in which ends of top plates of adjacent tables are brought into contact with each other, and the tables are arranged below the back faces of the top plates and fixed to at least one of the top plate and the pedestal. Extend the horizontally-long connecting plate over the connecting ends of the, and insert the leg parts of the bolts into the horizontally-long holes formed at both ends of the connecting plate, and insert the leg parts of these bolts into the holes provided at the connecting end part of the frame. Through the nut and tighten the protrusion to the nut (see Fig. 3), or the leg of the bolt is embedded in the connecting end of the frame and fastened to the fixed nut. The adjacent table is detachably fixed by the connecting member which is the main member.

Therefore, even in a table in which the distance from the end face of the frame body to the end of the top plate protruding outward is different, when the distance is short, the volute is formed at the inner end portion of the horizontally elongated hole provided in the connecting plate. Through the leg part of the toe, and when the distance is long, the leg part of the bolt can be inserted into the outer end of the laterally long hole to connect multiple types of tables easily with one type of connecting member. By adjusting the position where the leg of the bolt is inserted into the long hole, it is possible to cope with the error in the position of the hole provided in the frame and the position where the embedded nut is fixed.

Further, since the connecting member including the connecting plate, the bolt, and the nut as main members is arranged inside the top plate, the user of the table does not come into contact with the connecting member. Since the members do not get in the way and the frame is located near the back surface of the top plate, it is difficult to see the connecting members from the outside, and the appearance is good.In addition, remove the connecting plates and bolts of the connecting members. Even when the table is used alone, the holes and embedded bolts provided in the frame are difficult to see, so the appearance is also good in this case.

In the table connecting device according to the invention of claim 2, a bottomed cylindrical anti-slip cap made of rubber or the like is detachably fitted to the lower end of each pedestal of the table so as to elastically retain the cap. Install a table by forming an opening in the peripheral wall of the cap, pulling out the cap slightly from the pedestal, and inserting the height adjustment plate from the opening between the lower end of the pedestal and the bottom of the cap detachably. Even if there is a recess on the floor, the height can be adjusted to prevent the gap between the tops of the adjacent tables due to the step or opening of the contact end, and to align them horizontally, making it easy to use. The appearance can be better as well.

[0011]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. 1, FIG. 2, and FIG. 3, reference numeral 1 denotes a wooden table, and the table 1 has a horizontally long rectangular planar shape with rounded corners, and its outer peripheral edge has a convex arc-shaped vertical cross section. A top plate 2 having a shape is provided, and column-shaped pedestals 3 are arranged at the respective corners of the back surface 2a of the top plate 2, and the upper end surfaces of these are fixed.

Below the back surface 2 a of the top plate 2, a frame body 4 having a plane similar to or close to the top board 2 is arranged. The frame body 4 is long and short on the back surface 2 a of the top plate 2. The side portions 4a, 4b are supported, and the side portions 4a, 4b are supported by the upper end cutout portion 3a of the pedestal 3, and the side portions 4a, 4b are supported by the back surface 2a of the top plate 2 and the cutout portion of the pedestal 3. It is fixed to at least one of the parts 3a. Further, the frame body 4 is arranged so that the outer peripheral surfaces of the long and short side portions 4a and 4b coincide with the outer peripheral surface of the pedestal 3 and project outward from these. Then, the top plate 2 and the frame body 4 are aligned at their centers, and the outer periphery of the top plate 2 is projected from the outer periphery of the frame body 4.

A connecting member 10 for connecting the two tables 1 by abutting the left and right ends, which are short sides of the top plates 2 of the adjacent tables 1, has a connecting plate 6, and the connecting plate 6 is a tree. It is made of hard synthetic resin, metal, etc. and is horizontally long and has a width narrower than the width of the frame body 4, and laterally long holes 6a are formed at both ends. The connecting member 10 has a butterfly bolt 7, a nut 8 and a washer 9, and holes 4c are formed in the left and right ends of the long side portion 4a of the frame body 4 so as to penetrate them in the front-rear direction. There is.

Then, the left and right ends of the top plate 2 of the table 1 adjacent to the left and right are brought into contact with each other, and the connecting plate 6 is hung on the outer surface of the long side portion 4 a provided on the frame body 4 of the table 1. The leg portion 7a in which the washer 9 of the butterfly bolt 7 is fitted is passed through the horizontally long hole 6a of the connecting plate 6, and the leg portion 7a is passed through the hole 4c provided in the long side portion 4a of the frame body 4 4a, and the nut 8 is screwed into the protruding portion and tightened to connect the long side portions 4a of the frame 4 of the table 1 adjacent to the left and right. In this case, the front and rear long side portions 4a of the frame body 4 are formed by using the front and rear two connecting plates 6 and the connecting member 10 composed of four sets of butterfly bolts 7, nuts 8 and washers 9. Fix each.

In the above-described connected state of the left and right tables 1, since the front and rear long side portions 4a of the frame body 4 are fixed by the two connecting plates 6, the frame bodies 4 of both tables 1 can be secured. Moreover, it can be firmly fixed.

In addition, by inserting the leg portion 7a of the butterfly bolt 7 into a proper position of the horizontally long hole 6a of the horizontally long connecting plate 6, the lateral displacement of the hole 4c provided in the frame body 4 due to manufacturing error or the like, Even if the top plate 1 and the frame body 4 are displaced from each other in the left-right direction, the top plates 2 of both tables 1 can be fixed by abutting them without a gap. Also, from the outer periphery of the frame body to the outer periphery of the top plate. When connecting tables having different protruding lengths, even if the table 1 has different distances from the end face of the frame body 4 to the end of the top plate 2 protruding outward, if the distance is short, the connecting plate By inserting the leg portion 7a of the butterfly bolt 7 into the inner end portion of the laterally elongated hole 6a provided in 6, and when the distance is long, the leg portion 7a of the outer end bolt 7 of the laterally elongated hole 6a is passed. The link 1 can be connected by one kind of connecting plate 6 within the range of the length of the laterally long hole 6a.

When the two tables 1 are connected to each other as described above, the connecting members 10, such as the connecting plate 6, the butterfly bolt 7 and the nut 8, used for the connection do not protrude from the outer periphery of the top plate 2, so that these are connected to the table 1. It does not get in the way at the time of use, and the connecting member 10 is located near the back surface of the top plate 2 together with the frame body 4, so that it is hard to see from the outside and the appearance is good.

Then, the nut 8 is removed from the leg portion 7a of the wing bolt 7 and the leg portion 7a is pulled out from the hole 4c of the frame body 4 in the reverse order of the above-described operation at the time of connection, and the wing bolt 7 and the connecting plate are connected. By removing 6, the table 1 can be separated and used alone. Since the hole 4c of the frame body 4 is located near the back surface of the top plate 1 at the time of use, the hole 4c can be removed from the outside. It is hard to see and has a good appearance.

Further, the connection and disconnection of the table 1 described above may be achieved by attaching and detaching the connecting plate 6 by attaching and detaching the butterfly bolt 7 and the nut 8 to and from the frame body 4. Since it is not necessary to use the plate 6 or the like for the specific table 1 and it can be used at any connecting position, the connecting and releasing operations can be facilitated.

As shown in FIGS. 1, 2 and 4, a slip prevention cap 11 made of a hard elastic material such as rubber or synthetic resin is detachably fitted to the lower end of each pedestal 3 of the table 1. They are elastically held together. The cap 11 has a bottom 11b integrally formed at the lower end of a cylindrical peripheral wall 11a, and an opening 11c for attaching and detaching the height adjusting plate 12 is formed at a lower portion of the peripheral wall 11a. The edge is provided at the same height as the upper surface of the bottom 11b. Further, the height adjusting plate 12 is made of a disk having an outer diameter somewhat smaller than the inner diameter of the peripheral wall 11a and made of an elastic body similar to the cap 11 and having a relatively thin thickness.

Then, normally, the lower end surface of the pedestal 3 is directly supported on the bottom 11 b of the cap 11, and the bottom 11 b is supported on the floor surface 13 on which the table 1 is installed, while the table 1 is fixed on the floor surface 13. It prevents displacement when a horizontal force is applied.

Further, as described above, when a plurality of tables 1 are connected, the lower end surface of a part of the cap 11 of the table 1 is lifted from the floor surface 13 or the top surface of the top plate 2 due to a recessed portion of the floor surface 13 or the like. When the table is lowered from the top plate 2 of another table 1, the cap 11 is slightly pulled out from the pedestal 3, and the height adjusting plate 12 is inserted into the cap 11 from the opening 11c to the lower end of the pedestal 3 and the cap 11. By inserting it between the bottom 11b and the upper surface, the lower end surface of the cap 11, that is, the lower surface of the bottom 11b is closely supported on the floor surface 13, or the top plate 2 is lifted so that the upper surface of another table 1 can be supported. The top surface of the top plate 2 is made horizontal, and the adjacent top plates 2 are brought into contact with each other with no space therebetween to improve the appearance.

If necessary, a plurality of height adjusting plates 12 may be inserted between the lower end of the pedestal 3 and the upper surface of the bottom 11b of the cap 11, or a plurality of types of adjusting plates 12 having different thicknesses may be prepared. In addition, it is preferable to insert one having a required thickness between the pedestal 3 and the bottom 11b of the cap 11, and when the adjustment plate 12 becomes unnecessary due to the movement of the table 1 or the like, The cap 11 is slightly pulled out from the pedestal 3, the adjustment plate 12 is pulled out from the opening 11c, and the lower end surface of the pedestal 3 is directly supported on the upper surface of the bottom 11c of the cap 12 for use.

It is preferable that the attaching / detaching operation of the adjusting plate 12 described above is performed with the cap 12 separated from the floor surface 13 by tilting the table 1 or the like. Further, in order to improve the appearance, it is preferable to rotate the cap 12 around the axis of the pedestal 3 so that the opening 11c of the cap 12 is difficult to see from the outside.

FIG. 5 shows another embodiment of the present invention, in which the embedded nut 14 with the flange 14a is fitted into the hole 4c formed in the long side portion 4a of the frame body 4 and the long side portion 4a is bonded by an adhesive. , The loosening prevention nut 15 is screw-fitted to the leg portion 16a, and the leg portion 16a of the long bolt 16 having the spherical head portion 16b is passed through the laterally long hole 6a of the connecting plate 6 to fix the bolt 16 of the bolt 16. By tightening the leg portions 16a to the embedded nuts 14 and crimping the loosening prevention nuts 15 on the outer surface of the connecting plate 6, the heads 16b can be manually turned to connect and fix the adjacent tables 1. By rotating the head 16b in the opposite direction, the bolt 16 can be pulled out and the connection of the table 1 can be released.

The configuration and operation of the embodiment shown in FIG. 5 other than those described above are the same as those of the embodiment shown in FIGS. 1 to 4 and described above, and in FIG. Indicates the corresponding part.

Since the leg portion 16a of the bolt 16 has the head portion 16b side projecting outward from the loosening prevention nut 15, articles such as the bag 17 can be hung on the projecting portion. Further, since the embedded nut 14 is fixed to the long side portion 4a of the frame body 4, the head 16b of the bolt 16 can be manually tightened and the bolt 16 can be pulled out in the opposite direction, so that the table 1 of the table 1 can be pulled out. You can easily connect and disconnect.

In the present invention, the head of the bolt is not limited to that of the above-described embodiment, but may be appropriately deformed such as a disk-shaped one having a large number of small irregularities formed on the outer peripheral surface, and the locking nut. It is preferable to fix the nuts other than the above to the frame by an appropriate means so that the connecting plate can be tightened and pulled out from the connecting plate by turning the bolt by hand.The washer should be placed between the nut and the frame. It can be appropriately changed by interposing it or omitting it, and the material of the top plate and the pedestal can be appropriately changed without being limited to wood.

In the present invention, the frame body is not limited to the configuration of the above-described embodiment, but the frame body may be disposed below the back surface of the top plate, such as one arranged with a gap from the back surface of the top plate, It should be fixed to at least one of the top and the upper end of the pedestal.If the top plate is elongated, the frame body may be provided only on the long side and the short side may be omitted. When connecting a large number of tables, only one of the front and rear sides of the frame body should be alternately connected by connecting members.

[0030]

[Effect of device]

 As described above, in the table connecting device according to the first aspect of the invention, the ends of the top plates of the adjacent tables are brought into contact with each other, and the table tops and the pedestals are arranged at least under the back surfaces of the top plates. Insert the legs of the bolts into the oblong holes formed in the connecting ends of the frame fixed to one side, and then project the legs of these bolts through the holes provided in the connecting ends of the frame to the rear surface. For connecting the connecting plate, bolts and nuts as the main members by tightening the protruding part to the nut (see Fig. 3) or by tightening the nut of the bolt that is embedded in the connecting end of the frame and fixed. The adjacent table is detachably fixed by a member.

Therefore, even for a table in which the distance from the end face of the frame body to the end of the top plate protruding outward is different, when the distance is short, the volute is formed at the inner end of the horizontally elongated hole provided in the connecting plate. Through the leg part of the toe, and when the distance is long, the leg part of the bolt can be inserted into the outer end of the laterally long hole to connect multiple types of tables easily with one type of connecting member. By adjusting the position where the leg of the bolt is inserted into the long hole, it is possible to cope with the error in the position of the hole provided in the frame and the position where the embedded nut is fixed.

Further, since the connecting member including the connecting plate, the bolts and the nuts as main members is arranged inside the top plate, the user of the table does not come into contact with the connecting member. Since the members do not get in the way and the frame is located near the back surface of the top plate, it is difficult to see the connecting members from the outside, and the appearance is good.In addition, remove the connecting plates and bolts of the connecting members. Even when the table is used alone, the holes and embedded bolts provided in the frame are difficult to see, so the appearance is also good in this case.

In the table connecting device according to the invention of claim 2, a bottomed cylindrical anti-slip cap made of rubber or the like is detachably fitted to the lower end of each pedestal of the table to elastically retain the cap. Install a table by forming an opening in the peripheral wall of the cap, pulling out the cap slightly from the pedestal, and inserting the height adjustment plate from the opening between the lower end of the pedestal and the bottom of the cap detachably. Even if there is a recess on the floor, the height can be adjusted to prevent the gap between the tops of the adjacent tables due to the step or opening of the contact end, and to align them horizontally, making it easy to use. The appearance can be better as well.

[Brief description of drawings]

FIG. 1 is a perspective view of a table connecting device according to an embodiment of the present invention in use, showing the table connecting device.

FIG. 2 is an enlarged perspective view for explaining the operation of the main part of the table connecting device shown in FIG.

FIG. 3 is an enlarged partial sectional view of the table connecting device shown in FIG.

4 is an enlarged perspective view for explaining the operation of the lower end of the column of the table connecting device shown in FIG.

FIG. 5 is an enlarged partial sectional view corresponding to FIG. 3, showing a table connecting device according to another embodiment of the present invention.

[Explanation of symbols]

 1 table 2 top plate 2a back side 3 pedestal 4 frame 4a long side part 4c hole 6 connecting plate 6a laterally long hole 7 butterfly bolt 8 nut 9 washer 10 connecting member 11 cap 11a peripheral wall 11b bottom 11c opening 12 adjustment plate 13 floor surface 14 Embedded nut 15 Locking nut 16 Bolt 17 Bag

Claims (2)

[Scope of utility model registration request] 1. A horizontally long connection is made to a connection end portion of a frame body which is brought into contact with the ends of the top plates of adjacent tables and is arranged below the back surfaces of the top plates and fixed to at least one of the top plate and the pedestal. The plates are bridged, the leg parts of the bolts are inserted into the horizontally elongated holes formed at both ends of the connecting plate, and the connecting ends of the frame can be attached and removed by tightening these bolts and the nuts provided on the frame side. A table connecting device, characterized in that the connecting member, which is fixed to the connecting plate, bolts and nuts as main members, is arranged inside the connected top plate. 2. A bottomed cylindrical anti-slip cap made of an elastic material such as rubber is detachably fitted to the lower end of each pedestal of the table to elastically retain the cap, and the peripheral wall of the cap is
The table connecting device according to claim 1, wherein an opening is formed for allowing the height adjusting plate to be interposed between the pillar and the bottom of the cap.