JP2019115568A - Top board unit and desk using the same - Google Patents

Abstract

To provide a top board unit that allows a user to choose a top board with a shape corresponding to use application and eliminates the need of a storage space for a top board that is not used and the need of transportation and storage of the board, and to provide a desk using the same.SOLUTION: A top board unit is configured such that two pieces of first and second top boards 51, 52 are connected integrally with each other at their edges and both of the first and second top boards 51, 52 are detachably attached to a leg body 10.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a top plate unit capable of selecting and using top plates of different shapes according to applications by connecting and integrating the edges of a plurality of top plates, a work desk using the same, a study desk, It relates to desks such as dinner tables.

  Conventionally, as a desk provided with a top plate, there is a table for disabled persons where, for example, a plurality of disabled persons can sit and eat (see Patent Document 1). Among the users of the table for the disabled, there are, for example, a person who eats using a normal chair, a person who eats using a wheelchair, or a person who needs a carer's assistance when eating. For this reason, in the table for disabled persons as described above, it may be desirable to use a top board having a different shape depending on the user.

Japanese Patent Laid-Open No. 2000-232917

However, when the top plate 11 is replaced with a top plate of a different shape, it is necessary to transport the top plate 11 which has been removed and not used to the storage space for storage. Therefore, not only the storage space is required, but also the top plate 11 has to be transported and stored in the storage space, resulting in a problem that it takes time and effort.
Similarly, even in the case of a work desk and a study desk, in order to improve the efficiency of work and learning, it may be desirable to change the shape and inclination of the top according to the contents of work and learning.
In view of the above problems, the present invention can select a top plate having a shape according to the application, and does not require a storage space of the top plate which has not been used, and does not require transport and storage operations. It is an issue to provide a desk using this.

  In order to solve the above problems, the top plate unit according to the present invention is configured such that edges of a plurality of top plates are connected and integrated, and any of the top plates can be detachably attached to a leg.

  According to the present invention, the edges of the plurality of top plates are integrally connected. For this reason, it is possible to select and use top plates different in shape according to the application by inverting the top unit. And since the top plate which is not used can be used as a curtain, the storage space of the unused top plate becomes unnecessary, and it is not necessary to convey and store the unused top plate to a storage space.

As an embodiment of the present invention, a plurality of top plates may be connected and integrated so as to be orthogonal to each other. In addition, at least one top plate of the two top plates may be butted to be connected and integrated. And you may carry out connection unification of two top plates by binding.
According to the present embodiment, the top plate unit having a shape according to need can be obtained by connecting and integrating in various ways.
In the present application, it is a concept including an end of a plate-like body at an edge thereof. And, not only the end face which is cut at right angles, but also the end face which is cut obliquely, for example, the inclined face which inclines to 45 degrees, is included in the gullet.

  The desk which concerns on this invention is taken as the structure which attached the top plate of the above-mentioned top plate unit to the leg body so that attachment or detachment was possible.

  According to the present invention, it is possible to select and use top plates having different shapes according to applications by inverting the top unit in which the edges of a plurality of top plates are connected and integrated. And since the top board which is not used can be used as a curtain board, while the storage space of the top board which is not used becomes unnecessary, the desk which does not need to convey and store the unused top board to a storage space is obtained.

In an embodiment according to the present invention, the leg body is configured of a support and at least one vertical frame erected on the support.
According to the present embodiment, by assembling the plurality of vertical frames to the leg, a desk in which a plurality of top plate units are assembled can be obtained.

As another embodiment according to the present invention, the leg body is detachably attachable to a receiving metal fitting which can be fixed to the center of the outer side surface of the vertical frame, and both side edge portions of the outer side surface of the vertical frame. It is set as the structure provided with the support frame which can be attached so that height adjustment is possible.
According to the present embodiment, it is possible to obtain a desk which can firmly fix the top unit to the legs and can be fixed without rattling.

It is a front view showing a dining table to which a first embodiment of a tabletop unit according to the present invention is applied. It is a right view of the dining table shown in FIG. It is the sectional view on the AA line of the dining table shown in FIG. It is a top view of the dining table shown in FIG. It is a top view which shows the state which removed the top plate of the dining table shown in FIG. It is a top view of the single stand shown in FIG. It is a right view of the support stand shown in FIG. It is a partially broken front view of the support stand shown in FIG. It is a front view of the vertical frame shown in FIG. It is a BB sectional view taken on the line of the vertical frame shown in FIG. It is a perspective view of the bracket shown in FIG. It is a top view of the support frame shown in FIG. It is a front view of the support frame shown in FIG. It is the elements on larger scale of the support frame shown in FIG. It is a disassembled perspective view of the top-plate unit shown in FIG. It is a perspective view at the time of seeing the top-plate unit shown in FIG. 1 from the downward side. It is a perspective view which shows 2nd Embodiment of the top-plate unit which concerns on this invention. It is a perspective view which shows 3rd Embodiment of the top-plate unit which concerns on this invention. It is a perspective view which shows the use condition of 4th Embodiment of the top-plate unit which concerns on this invention. It is a perspective view which shows the use condition of 5th Embodiment of the top-plate unit which concerns on this invention.

An embodiment of a top unit according to the present invention will be described in accordance with the attached drawings of FIG. 1 to FIG.
The table for nursing care to which the table-top unit according to the first embodiment is applied is constituted by the leg 10 and the table-top unit 50, as shown in the attached drawings of FIG. 1 to FIG.

  As shown in FIG. 1, the leg 10 is fixed to the support 11, two sets of vertical frames 20 and 20 placed on the support 11, and the center of the outer surface of the vertical frame 20. It is comprised by the receiving bracket 30 which can be made, and the support frame 40 which can be attached to the both-sides edge of the outer surface of the said vertical frame 20 so that attachment or detachment is possible.

As shown in FIG. 6, the support base 11 spans a shallow box-shaped connecting rod 13 between a pair of legs 12 and 12 arranged in parallel, and is formed in a substantially H-shape in a plan view.
A support plate 14 is integrated by welding at the center of the upper surface of the leg 12 (FIG. 7). A caster 15 is attached to the leg 12. The leg portion 12 is formed by covering a large-sized U-shaped mold material on a small-shape U-shaped mold material. It is for forming the thin leg 12 while securing desired strength.
As shown in FIG. 6, the connecting rod 13 is reinforced by bridging a plurality of reinforcing members 16 on the opposite inner side surfaces thereof. Further, the connecting rod 13 is provided with nut holes 13a provided with nuts (not shown) on opposite side surfaces thereof at a predetermined pitch (FIG. 8). Further, both ends of the connecting rod 13 are integrally connected to the leg 12 by bolts via the through holes 14 a of the support plate 14.

As shown in FIGS. 9 and 10, in the vertical frame 20, two rectangular frames 21 and 21 formed of square pipes having a rectangular cross section face each other in parallel, and a connector 26 and two It is connected and integrated by a connecting rod 27.
The rectangular frame 21 is formed by bridging an upper bar 23 and a lower bar 24 at upper and lower end portions of the pair of vertical bars 22, 22. Furthermore, the rectangular frame 21 spans the intermediate crosspiece 25 over the upper crosspiece 23 and the lower crosspiece 24 and is integrally connected. A plurality of engaging grooves 22a are arranged on the same straight line at a predetermined pitch on the outward surface of the longitudinal bar 22.
Further, the lower side edge portion of the lower crosspiece 24 is welded and integrated along a connecting body 26 having a U-shaped cross section. The connecting members 26 are provided with through holes 26 a at a predetermined pitch.
The intermediate crosspiece 25 is provided with two nut holes 25a at a predetermined pitch at the upper end portion of the outward surface. An L-shaped fitting 30 described later can be screwed to the nut hole 25a.

  When assembling the component parts, first, the connecting body 26 of the vertical frame 20 is put on the connecting rod 13 of the support base 11. Then, the vertical frame 20 can be firmly fixed to the support base 11 by screwing a bolt into the nut hole 13 a of the connecting rod 13 through the through hole 26 a of the connecting body 26.

As shown in FIG. 11, the receiving metal fitting 30 is formed by bending a strip-like metal plate at a right angle to form a mounting part 31 and a receiving part 32. The mounting portion 31 and the receiving portion 32 are provided with elongated holes 31a and 32a, respectively. Further, the receiving portion 32 is provided with a positioning hole 32b on the same straight line as the long hole 32a.
Then, a bolt (not shown) inserted from the long hole 31 a of the mounting portion 31 is screwed into a nut hole 25 a provided in the intermediate crosspiece 25 of the vertical frame 20 to receive the metal fitting 30 on the intermediate crosspiece 25. Can be fixed at the desired height.

As shown in FIGS. 12 to 14, the support frame 40 is formed by pressing a plate material. The support frame 40 has its upper end edge bent inward to form a receiving portion 41. The receiving portion 41 is provided with a long hole 41a and a positioning hole 41b. Further, the support frame 40 is formed with the position control rib 42 by bending one side edge thereof inward. While raising the support strength of the support frame 40, it is for suppressing generation | occurrence | production of rattling. The support frame 40 is provided with locking claws 43 and 44 above and below the position control rib 42, respectively. A positioning claw 45 extends upward from the locking claw 43. The positioning claws 45 not only facilitate the positioning operation of the support frame 40 but also prevent an unexpected situation in which the top unit 50 falls off from the leg 10 when the top unit 50 is unexpectedly lifted. Do. Furthermore, a tapered surface 46 is formed in the vicinity of the positioning claw 45. This is to prevent the mounting operation of the support frame 40 from being hindered.
Then, the positioning claw portion 45 of the support frame 40 is appropriately selected and inserted into the engagement groove 22 a of the vertical rail 22, and the locking claw portions 43 and 44 are locked. Thereby, the support frame 40 can be positioned on the vertical frame 20 at a desired height.
The position restricting rib 42 is not necessarily required, and may be provided as needed.

As shown in FIG. 15, the top plate unit 50 is assembled by connecting one side edge portion of the first top plate 51 and the butt of the second top plate 52 so as to be orthogonal to each other and integrally connected. The first top plate 51 is substantially rectangular in plan view, and the second top plate 52 has one side edge on the near side curved inward. Further, reinforcing frames 53 are attached to the inward facing surface corner portions of the first and second top plates 51 and 52. The reinforcing frame 53 is formed by bending a metal plate punched into a substantially H-shape at a right angle.
Further, as shown in FIG. 16, a nut hole 51 a in which a nut is embedded at a position where it can be screwed through the long hole 32 a of the receiving bracket 30 among the inward facing surfaces of the first and second top plates 51, 52. 52a is provided respectively. Then, nut holes 51b and 52b in which nuts are embedded are provided at positions on the side surfaces of the inward facing surfaces of the first and second top plates 51 and 52 that can be screwed through the long holes 41a of the support frame 40. It is provided. Further, of the edge portions of the inward facing surfaces of the assembled first and second top plates 51 and 52, the positioning projection 51c is at a position where it can be fitted into the positioning hole 32b of the bracket 30 and the positioning hole 41b of the support frame 40 described above. , 52c are provided respectively.

  The method of connecting and integrating the first and second top plates 51 and 52 is not limited to the method described above, and may be, for example, tapping, joining, tapping, joining, etc. And may be pivotably connected and integrated using a hinge. As a stay, it is not limited to a normal stay, but may be, for example, a stay, a stay, a stay, a stay, or a three-way miter.

As an assembling method, first, after appropriately selecting the engagement groove 22a of the vertical rail 22 and engaging the positioning claw portion 45 of the support frame 40, the locking claw portions 43 and 44 are engaged with the engagement groove 22a. And attach. Then, the second top board 52 of the top board unit 50 is inserted between the facing rectangular frame bodies 21 and 21. Next, the first top plate 51 is placed on the receiving portion 41 of the support frame 40, and the positioning projection 51c of the first top plate 51 is fitted in the positioning hole 41b and positioned. As a result, the nut hole 51 b of the first top plate 51 is positioned in the long hole 41 a of the support frame 40. Then, a bolt (not shown) is screwed into the nut hole 51 b of the first top plate 51.
Next, the receiving part 32 of the receiving bracket 30 is pressed against the inward facing surface of the first top plate 51, and the positioning hole 32b is fitted to the positioning projection 51c, whereby the receiving bracket 30 is positioned. Furthermore, the receiving metal fitting 30 is fixed to the intermediate crosspiece 25 by screwing a bolt into the nut hole 25a of the intermediate crosspiece 25 through the long hole 31a of the receiving metal fitting 30. Then, a bolt is screwed into the nut hole 51 a of the top plate unit 50 through the long hole 32 a of the bracket 30. Thereby, the top unit 50 can be fixed to the leg 10 without rattling.
Similarly, by selecting and fixing the first and second top plates 51 and 52 as appropriate for the other top plate units 50 as well, a care table provided with a top plate having a desired shape can be obtained.

Then, when changing the first and second top plates 51 and 52 of the top plate unit 50 to different heights and different shapes, the bolts are removed from the nut holes 51 a and 51 b of the first top plate 51, and the leg 10 Remove the top unit 50 from the
Then, the support frame 40 is adjusted to a desired height by engaging the positioning claws 45 of the support frame 40 with the engagement grooves 22a of the desired height. Then, the bolt of the bracket 30 screwed to the rectangular frame 21 is loosened. Furthermore, the top plate unit 50 is inverted, the first top plate 51 is inserted between the rectangular frames 21 and 21, and the second top plate 52 is placed on the support frame 40. Then, in the same manner as described above, a bolt is screwed into the nut hole 52 b of the second top plate 52 via the long hole 41 a of the support frame 40. Furthermore, by screwing a bolt (not shown) into the nut hole 52a of the second top plate 52 via the long hole 32a of the bracket 30, the top plate unit 50 can be fixed to the leg 10 without rattling.
Thereafter, by disassembling and assembling the top plate unit 50 in the same procedure, a top plate having a shape according to the application can be selected, and a nursing care table having a top plate having a desired shape can be obtained.

According to the second embodiment of the present invention, as shown in FIG. 17, a top plate unit 50 formed of a first top plate 51 having a large depth dimension and a second top plate 52 having a small depth dimension is used. is there.
Except for the use of the first and second top plates 51 and 52 having different depth dimensions, the other features are the same as those of the first embodiment described above. For this reason, the same parts as those of the first embodiment are given the same reference numerals, and the description thereof is omitted.

As shown in FIG. 18, the top unit 50 according to the third embodiment of the present invention is connected and integrated so that the three first, second, and third top plates 51, 52, 54 are orthogonal to each other. It is the case. In particular, the third top plate 54 has nut holes 54a and 54b and a positioning projection 54c, and is provided with a through hole 55 serving as a cup receiver.
When using the third embodiment, for example, the first top 51 is selected during normal use, the second top 52 is selected when a child uses, and the third top 54 is selected when eating. You may use it. A reinforcing frame may be attached to the top plate unit 50 as necessary.
The other parts are the same as those of the above-described embodiment, so the same parts are given the same reference numerals and the description thereof is omitted.

  In the top plate unit 50 according to the fourth embodiment, as shown in FIG. 19, the top plate unit 50 is attached to the leg body 10 including one support column 17. The columns 17 are erected on a support 18.

  In the top plate unit 50 according to the fifth embodiment, as shown in FIG. 20, the top plate unit 50 is attached to the leg 10 consisting of two columns 17. The two columns 17 are erected on the support 18. Moreover, the top plate unit 50 arrange | positions the edge part of the 2nd top plate 52 of 2 sheets at the butt of the 1st top plate 51, and is parallelly arranged.

Although the above-mentioned embodiment explained the case where a plurality of top plates were connected and integrated so as to be orthogonal to each other, it is not necessarily limited to this. For example, it may be used as a top plate inclined at a predetermined angle by fixing a taper member (not shown) on the inward surface of one top plate so that one top plate can be easily worked.
Further, in the case of connecting and integrating two top plates, it is not necessary to fix them integrally in a non-rotatable manner, and they may be connected and integrated so as to be rotatable relative to each other via a hinge member.

Although the above-mentioned embodiment explained the desk which four people use simultaneously by facing each other, it is not necessarily restricted to this. For example, the present invention may be applied to a desk that a plurality of persons use simultaneously side by side or face to face.
Moreover, you may apply to the desk used only by one person. When applied to a desk used by one person, the vertical frame 20 may be configured of only one rectangular frame 21.

  The present invention is not limited to the case of being used for a table for nursing care, and may be used for a table of partition furniture installed between beds in a large room of a hospital room and a multi-floor room of a nursing and nursing facility.

  The leg according to the present invention is not necessarily required to stand upright on the support base, and may, for example, stand directly on the floor. Also, for example, the top plate unit may of course be appropriately selected and attached to the substantially L-shaped leg attached to the wall.

  It goes without saying that the table-top according to the present invention and the desk using the same may be applied not only to a table for nursing care but also to a work desk and a study desk.

DESCRIPTION OF SYMBOLS 10 leg body 11 support stand 12 leg part 13 connection rod 13a nut hole 14 support plate 14a through hole 15 caster 16 reinforcement 17 support 18 support stand 20 vertical frame 21 square frame 22 vertical bar 22 a engagement groove 23 upper bar 24 Lower bar 25 Intermediate bar 26 Connecting body 26a Through hole 27 Connecting rod 30 Receiving bracket 31 Mounting portion 31a Long hole 32 Receiving portion 32a Long hole 32b Positioning hole 40 Support frame 41 Receiving portion 41a Long hole 41b Positioning hole 42 Position control rib 43 engagement Retaining claw portion 44 Locking claw portion 45 Positioning claw portion 46 Tapered surface 50 Top plate unit 51 First top plate 51a Nut hole 51b Nut hole 51b Positioning protrusion 52 Second top plate 52a Nut hole 52b Nut hole 52c Positioning protrusion 53 Reinforcement frame 54 3rd top plate 54a nut hole 54b nut hole 54c position Because the protrusions 55 through holes

Claims (11)

  A top plate unit in which edges of a plurality of top plates are connected and integrated, and any of the top plates can be detachably attached to a leg.   The top plate unit according to claim 1, wherein a plurality of top plates are integrally connected so as to be orthogonal to each other.   The top plate unit according to claim 1 or 2, wherein the top edge of one top plate of the two top plates is brought into contact with and connected to the top edge of the other top plate.   The top plate unit according to any one of claims 1 to 3, wherein two top plates of the top plate are integrally connected by means of binding.   The desk which attached the top plate of the top plate unit of any one of Claim 1 thru | or 4 so that attachment or detachment was possible to a leg. The legs are
The desk according to claim 5, characterized in that it comprises at least one vertical frame erected.   The desk according to claim 6, wherein the vertical frame is erected on a support. The legs are
The desk according to claim 6 or 7, further comprising: a receptacle that is removable at the center of the outer surface of the vertical frame and removable from the inward surface of the top plate. The legs are
The desk according to any one of claims 6 to 8, further comprising: a support frame which is removable from both side edges of the outer surface of the vertical frame and removable from the inward surface of the top plate. . The legs are
The desk according to claim 5, characterized in that it comprises at least one column installed upright. The post is
The desk according to claim 10, which is erected on a support.

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