JP2017000551A - Top board lifting type furniture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide top board lifting type furniture capable of stably supporting a display and smoothly moving a top board in a vertical direction.SOLUTION: Top board lifting type furniture 1 comprises: a top board 21 whose top face serves as a work surface; a leg part 11A provided on a floor surface F and supporting the top board 21 in a liftable manner by extending and contracting in a vertical direction; and a support part 40 supported on the leg part 11A in a liftable manner according to the extension and contraction of the leg part 11A in the vertical direction, and disposing a display M for displaying information above the top board 21. In a plane view, the support part 40 is disposed to overlap with the leg part 11A.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a table top / bottom lift fixture such as a desk device, a table device, a counter device, and the like provided with a lift top plate.

In offices, public facilities, etc., fixtures with a top plate such as a desk device, a table device, a counter device, etc. equipped with a top plate capable of performing various operations are used.
In such a fixture with a top plate, the height of the top plate that is easy to work with varies depending on the user's physique, gender, preferences and the like. Thus, for example, as disclosed in Patent Documents 1 and 2, a tabletop fixture having a lifting function that can change the height of the tabletop up and down is frequently used.

  Also, in a conference or a meeting, a tabletop fixture having a large tabletop that can be surrounded by a plurality of attendees may be used. In such a fixture with a top board, it is desired that the height of the top board can be changed up and down in accordance with the contents of the conference and the physique of the attendees.

  Furthermore, it is convenient for attendees to hold a meeting surrounding a display device that displays information such as a whiteboard and a monitor. Therefore, the columnar leg and the lower wall installed on the floor, the support frame connecting the columnar leg and the lower wall, the top plate supported by the columnar leg and the support frame, and the lower wall And an auxiliary top plate that is supported in a cantilevered manner along the lower surface of the top plate, an upper wall provided above the lower wall, and a whiteboard installed on the upper wall. A table has been proposed (see Patent Document 3 below).

  However, in the table described in Patent Document 3, since the monitor is installed on a wall body including a lower wall body and an upper wall body, the top plate supported by the columnar leg body and the wall body on which the monitor is installed are provided. There is a problem that it becomes a large-scale configuration provided. For this reason, it has been desired to support the display device with the fixture itself.

  Therefore, a table fixture provided with a top plate support installed on the floor, a top plate supported by the top plate support, and a monitor installed via a frame provided at the edge of the top plate. Has been proposed (see Patent Document 4 below).

Japanese Patent No. 3391285 JP 2014-217740 A Japanese Patent No. 4665576 JP2015-80629A

  In the table fixture described in Patent Document 4, the monitor is installed on the edge of the top plate overhanging from the top plate support that supports the top plate. A big moment acts. For this reason, the fixture which can support a display apparatus more stably is desired.

  In addition, in a tabletop fixture having a lifting function, if a force oblique to the vertical direction acts on the leg due to the load of the display device, the leg may not be lifted smoothly in the vertical direction.

  The present invention has been made in view of the above circumstances, and provides a top-plate lifting type fixture capable of stably supporting a display device and capable of moving the top plate up and down smoothly.

In order to achieve the above object, the present invention employs the following means.
That is, the top plate lifting type furniture according to the present invention is provided on the top surface with the top surface as a work surface and at least one or more that supports the top plate so that it can be moved up and down by extending and contracting in the vertical direction. And a support part for arranging a display device for displaying information supported by at least one of the leg parts so as to be able to move up and down in accordance with the vertical expansion and contraction of the leg parts. The support part is arranged so as to overlap the supported leg part in plan view.

In the top-and-bottom lift fixture constructed as described above, since the support portion is disposed above the top plate supported by the leg portion and supported by the leg portion, the support portion and the display supported by the support portion are provided. The load of the device acts on the legs. Since the support portion is arranged so as to overlap the leg portion in plan view, the moment acting on the leg portion due to the load of the support portion and the display device can be suppressed. Therefore, the leg portion can stably support the display device.
Furthermore, since the support portion is arranged so as to overlap the supported leg portion in plan view, the load of the support portion acts on the leg portion vertically downward. Therefore, since the generation of the force in the direction intersecting the vertical downward direction, that is, the force that hinders the vertical extension / contraction of the leg part, is suppressed, the leg part smoothly expands / contracts in the vertical direction, thereby smoothing the top plate. Can be moved up and down.

  Moreover, in the top-plate elevating type furniture according to the present invention, it is preferable that the connecting portion between the support portion and the leg portion is disposed immediately above the leg portion.

  In the top-and-bottom lift fixture constructed as described above, the connecting portion between the support portion and the leg portion is disposed immediately above the leg portion, so that the moment acting on the connecting portion between the support portion and the leg portion can be suppressed. . Therefore, the leg portion can support the display device more stably.

  Moreover, the top plate elevating type furniture according to the present invention includes, as the leg portion, a first leg portion and a second leg portion that are spaced apart from each other in a predetermined direction intersecting the vertical direction, The leg portion may be arranged below one end portion of the top plate in the predetermined direction to support the support portion.

  In the top-and-bottom lift fixture constructed in this way, the first leg is disposed below one end of the top plate in a predetermined direction, so that the support and the support supported by the first leg The display device supported by the unit is disposed above one end. Therefore, since it is opened in a predetermined direction from one end portion to the other end portion above the top plate, the top plate can be widely used.

  Moreover, in the top-plate elevating type fixture according to the present invention, the second leg portion is disposed at a position set back from the other end portion in the predetermined direction on the top plate to the one end portion side. You may do it.

  In the top-and-bottom lift fixture constructed in this way, the second leg is disposed at a position set back from the other end in the predetermined direction of the top to the one end, so that the bottom of the top , The second leg can be opened in a predetermined direction from the other end of the top plate.

  Further, the table-top lifting fixture according to the present invention further includes a panel supported by the support portion and provided on the opposite side of the display device across the support portion, and in plan view, the display device and The barycentric position of the support part that supports the panel may be arranged to overlap the centroid position of the leg part that supports the support part.

In the top-and-bottom lift fixture constructed in this way, the center of gravity of the support part that supports the display device and the panel in a plan view is arranged so as to overlap the centroid position of the leg part that supports the support part. The moment acting on the leg portion due to the load of the support portion, the display device and the panel is further suppressed. Accordingly, the leg portion can stably support the display device and the panel.
In addition, since the center of gravity of the support portion that supports the display device and the panel is arranged so as to overlap the centroid position of the leg portion that supports the support portion in plan view, the load of the support portion that supports the display device and the panel Acts vertically downward on the leg. Therefore, since the generation of the force in the direction intersecting the vertical downward direction, that is, the force that hinders the expansion and contraction of the leg portion in the vertical direction, is further suppressed, the leg portion smoothly expands and contracts in the vertical direction. Can be moved up and down smoothly.

  Moreover, the top plate lifting type furniture according to the present invention may be configured such that a through portion that penetrates in the vertical direction is formed in the top plate, and a lower portion of the support portion is disposed in the through portion. .

  In the top-and-bottom lift fixture constructed in this way, the lower part of the support part is arranged in a penetrating part penetrating in the vertical direction formed in the top board, so the support part is arranged without interfering with the top board. be able to.

  Moreover, in the top-plate lifting type furniture according to the present invention, the support portion may be fixed to the lower surface of the top plate.

  In the top-plate elevating type fixture constructed in this way, the support portion is fixed to the lower surface of the top plate, so that the support portion can be supported by the top plate as well as the leg portions. Therefore, the support portion can be supported more stably.

  Moreover, the top plate elevating type furniture according to the present invention may be configured such that a wiring insertion hole through which a wiring can be inserted is formed in the leg portion.

  In the top-and-bottom lift fixture constructed in this way, the leg portion has a wiring insertion hole through which the wiring can be inserted. Therefore, the wiring of the display device is introduced into the leg portion through the wiring insertion hole. be able to. Therefore, the wiring can be accommodated in a style.

  According to the top plate lifting type furniture according to the present invention, the display device can be stably supported and the top plate can be smoothly moved up and down.

It is a perspective view of the top plate lifting type fixture concerning one embodiment of the present invention. It is a perspective view of the top plate raising / lowering type furniture according to one embodiment of the present invention, in which the display device is omitted and the top plate and the panel are indicated by a two-dot chain line. It is an enlarged view of the principal part in FIG. It is the perspective view which decomposed | disassembled the display apparatus in the principal part of the top-plate raising / lowering type fixture which concerns on one Embodiment of this invention. It is an AA arrow line view of FIG. It is sectional drawing which expanded and showed the B section of FIG. 5 in the cross section.

  Hereinafter, with reference to an accompanying drawing, a form for carrying out a top plate lifting type fixture by the present invention is explained. However, the present invention is not limited only to this embodiment.

FIG. 1 is a perspective view of a table-top lifting fixture according to the first embodiment of the present invention. FIG. 2 is a perspective view of the top-and-bottom lift fixture according to an embodiment of the present invention, in which the display device is omitted and the top and the panel are indicated by a two-dot chain line.
As shown in FIGS. 1 and 2, the desk device (top plate lifting fixture) 1 includes a top plate portion 20 formed in a rectangular shape in plan view, a top plate support 10 installed on the floor surface F, a top plate A monitor frame (support part) 40 attached to the plate support 10 and a monitor (display device) M and a panel P attached to the monitor frame 40 are provided.

  In the following, the longitudinal direction of the top plate portion 20 is referred to as the width direction, the horizontal direction orthogonal to the width direction is referred to as the front-rear direction, and the direction orthogonal to the floor surface F on which the desk device 1 is installed is appropriately referred to as the up-down direction.

(Top plate)
The top plate 20 includes a top plate 21 having an upper surface 21f as a work surface. The top plate 21 has a substantially rectangular shape in plan view, and has a curved shape so that an end portion in the width direction (the other end portion in the width direction) 21Q of the top plate 21 is convex outward. Yes. Thereby, many users can be arranged along the end 21Q. A monitor M and a panel P, which will be described later, are disposed on the side of the top plate 21 in the width direction (one end in the width direction) 21P.

(Top plate support)
The top plate support 10 includes a pair of leg portions 11A and 11B (in order, a first leg portion and a second leg portion) that are spaced apart in the width direction (predetermined direction) of the top plate 21 and a pair of leg portions. And a connecting body 30 that connects the legs 11A and 11B.

  The top plate support 10, the monitor frame 40, the monitor M, the panel P, the legs 11 </ b> A and the legs 11 </ b> B are arranged so as to extend uniformly from the center in the width direction of the top plate 21 to both sides in the width direction.

  The leg portion 11A is disposed below the end portion 21P. The leg portion 11B is arranged at a position set back from the other end portion 21Q in the width direction of the top plate 21 to the end portion 21P side (inward side in the width direction of the top plate 21).

  Each of the leg portions 11A and 11B includes a base member 12 provided along the floor surface F, and a leg member 13 provided on the base member 12 and extending in the vertical direction to support the top plate portion 20. .

  The base member 12 extends in the front-rear direction of the desk device 1. On the lower surface of each base member 12, grounding members 12d that are grounded to the floor surface F are provided at both ends in the front-rear direction, and the height and horizontal level of the base member 12 can be adjusted by the grounding members 12d.

  The leg member 13 is provided at the center in the front-rear direction of each base member 12. Each leg member 13 includes a first cylinder part 13x fixed on the base member 12, a second cylinder part 13y inserted into the first cylinder part 13x so as to be movable in the vertical direction, and a second cylinder part 13y. And a third cylindrical portion 13z inserted so as to be movable in the vertical direction. The first tube portion 13x, the second tube portion 13y, and the third tube portion 13z each have a rectangular tube shape. The length of the leg member 13 in the vertical direction can be adjusted by the second cylindrical part 13y and the third cylindrical part 13z projecting along the vertical direction with respect to the first cylindrical part 13x.

  As shown in FIG. 2, a support frame 23 extending in the front-rear direction of the desk device 1 is provided at the upper end of the third cylindrical portion 13 z of the leg member 13.

FIG. 3 is an enlarged view of a main part in FIG.
As shown in FIG. 3, the support frame 23 has a top plate portion 23 a that supports the top plate 21 and one end portion of the top plate portion 23 a (an end portion on the inner side in the width direction of the desk device 1) downward. The inner plate portion 23b is bent, and the outer plate portion 23c is bent downward from the other end portion (the end portion on the outer side in the width direction of the desk device 1) of the top plate portion 23a. .

  An attachment hole (connecting portion) 23x for attaching a monitor frame 40 to be described later is formed in the top plate portion 23a of the support frame 23. A pair of attachment holes 23x are formed apart from each other in the front-rear direction of the desk device 1.

  In addition, the top plate portion 23a of the support frame 23 is formed with a wiring insertion hole 23s through which a wiring (not shown) of a monitor M described later is inserted. The wiring insertion hole 23 s is formed at substantially the center in the front-rear direction of the desk device 1.

  As shown in FIGS. 2 and 3, the connecting body 30 includes a pair of outer connecting rods 31 and 31 and an inner connecting body 32 that connect the support frames 23 and 23 of the pair of leg members 13 and 13. .

  One outer connecting rod 31 is connected to one end side of the support frames 23, 23. The other outer connecting rod 31 is connected to the other end side of the support frames 23, 23.

  The outer connecting rod 31 is connected to the support frame 23 by welding or the like so that the end portion 31a of the outer connecting rod 31 contacts the inner plate portion 23b of the support frame 23. A plurality of attachment holes 31 x for attaching the top plate 21 are formed on the upper surface 31 t of the outer connecting rod 31. A screw (not shown) inserted through the attachment hole 31x is screwed to the top plate 21. Thereby, the top plate 21 is attached to the outer connecting rod 31.

  The inner coupling body 32 is coupled to the center of the desk device 1 in the front-rear direction in the support frames 23 and 23.

  The inner connection body 32 is connected to the support frame 23 by welding or the like so that the end portion 32 a of the inner connection body 32 abuts on the inner plate portion 23 b of the support frame 23.

  A plurality of attachment holes 32 x for attaching the top plate 21 are formed on the upper surface 32 t of the inner coupling body 32. A screw (not shown) inserted through the attachment hole 32x is screwed to the top plate 21. Thereby, the top plate 21 is attached to the inner coupling body 32.

  A plurality of openings 32k through which wirings are inserted are formed on the upper surface 32t of the inner coupling body 32. A wiring cover 33 is attached to the opening 32k so as to be openable and closable.

(Monitor frame)
FIG. 4 is an exploded perspective view of the display device in the main part of the top-and-bottom lift fixture according to one embodiment of the present invention. FIG. 5 is an AA arrow view of FIG. 6 is an enlarged cross-sectional view of a portion B in FIG.
As shown in FIGS. 3, 4, 5 and 6, the monitor frame 40 includes a pair of vertical frames 41, 41 extending in the vertical direction and horizontal frames 42, 42 connecting the pair of vertical frames 41, 41. And have. The vertical frame 41 and the horizontal frame 42 are formed in a tubular shape. The monitor frame 40 is disposed so as to overlap the leg portion 11A in plan view.

  Here, in order to avoid interference with the monitor frame 40, a concave portion (penetrating portion) 21k penetrating in the vertical direction is formed in a portion corresponding to the vertical frame 41 and the horizontal frame 42 in plan view in the top plate 21 (FIG. 1). , See FIG. 2. The same shall apply hereinafter). The recess 21k is formed so as to be recessed from the end 21P of the top plate 21 toward the opposite end 21Q. The lower end portion of the vertical frame 41 of the monitor frame 40 is disposed in the recess 21k.

  The vertical frames 41 and 41 are spaced apart from each other in the front-rear direction of the desk device 1. At the lower end of each vertical frame 41, a mounting plate (connecting portion) 43 is provided that extends inward in the width direction of the desk device 1.

  Here, on the lower surface side of the top plate 21, a back side recess 21m is formed continuously to the recess 21k so as to avoid interference with the mounting plate 43. The mounting plate 43 is disposed in the back side recess 21m.

  A mounting hole (connecting portion) 43 x is formed immediately below the vertical frame 41 in the mounting plate 43. A screw (connecting portion) 23 z inserted from the mounting hole 23 x of the top plate portion 23 a of the support frame 23 is screwed into the mounting hole 43 x of the mounting plate 43. Thereby, the monitor frame 40 is attached to the leg part 11A. Thus, the monitor frame 40 is connected to the leg portion 11A at the top plate portion 23a of the support frame 23.

  A plurality of mounting holes 43 y are formed in the mounting plate 43 at a portion extending from the vertical frame 41. A screw (not shown) inserted through the attachment hole 43y is screwed to the top plate 21. Thereby, the monitor frame 40 is attached to the lower surface of the top plate 21.

  Further, a frame cover 46 is provided below the monitor frame 40 so as to cover the outer peripheral surfaces of the pair of vertical frames 41, 41.

(monitor)
The monitor M projects characters and images by supplying power and information. The monitor M is attached to the monitor frame 40 via a pair of monitor brackets 51 and 51 that are spaced apart in the front-rear direction of the desk device 1.

  The monitor bracket 51 has a mounting plate portion 51a disposed along the back side of the monitor M (outside in the width direction of the desk device 1). A screw 51z inserted through the mounting plate portion 51a is screwed to the monitor M. Thereby, the monitor bracket 51 is attached to the monitor M.

  Furthermore, the monitor bracket 51 includes bent plate portions 51b and 51b that are bent from both ends of the mounting plate portion 51a outward in the width direction of the desk device 1, and the monitor frame 40 from the end portion of the one bent plate portion 51b. And a support plate portion 51 c disposed along the horizontal frame 42.

  Further, the monitor bracket 51 includes extension plate portions 51d and 51d extending from the upper end portion and the lower end portion of the support plate portion 51c toward the outside in the width direction of the desk device 1, and the end portions of the extension plate portions 51d. And a folded-back plate portion 51e.

  The monitor bracket 51 screwed to the monitor M is moved from the upper side to the lower side so that the extending plate portions 51d and 51d of the monitor bracket 51 are placed on the upper surfaces 42t of the horizontal frames 42 and 42, respectively. As a result, the horizontal frame 42 enters the space formed by the support plate portion 51 c, the extension plate portion 51 d and the folded plate portion 51 e of the monitor bracket 51, and the monitor M is attached to the monitor frame 40 via the monitor bracket 51. ing.

(panel)
The panel P is attached to the outside of the monitor device 40 in the width direction of the desk device 1 through an L bracket (not shown).

  In the desk device 1, the center of gravity of the monitor frame 40 that supports the monitor M and the panel P is arranged so as to overlap the centroid position of the leg portion 11A in plan view.

Further, the desk device 1 includes a control unit (not shown, the same applies hereinafter) for controlling the operation of the leg member 13, and an operation unit 19 (see FIG. 1; the same applies hereinafter) for inputting a lifting operation signal to the control unit. And.
The control unit is fixed to, for example, the lower surface of the top plate 21. The control unit is connected to a power cable (not shown; the same applies hereinafter) connected to a commercial power source provided in the office space where the desk device 1 is disposed.

The operation unit 19 is provided on the lower surface of the top plate 21. The operation unit 19 is electrically connected to the control unit via a wiring cable (not shown; the same applies hereinafter).
When the user inputs a predetermined operation to the operation unit 19, an operation signal is transmitted from the operation unit 19 to the control unit via the wiring cable. When the control unit receives the operation signal from the operation unit 19, the control unit outputs a command signal for causing the leg member 13 to perform the raising / lowering operation based on the received signal. When each leg member 13 receives the command signal, the leg member 13 is driven to extend and contract, for example, by an extension / contraction drive device (not shown) built in each leg member 13 according to the command signal. Adjustments are made.

In the desk device 1 configured as described above, the monitor frame 40 is disposed above the top plate 21 supported by the top plate support 10, so that the monitor frame 40 and the monitor M supported by the monitor frame 40 are arranged. The load acts on the top plate support 10. Since the monitor frame 40 is disposed so as to overlap the leg portion 11A of the top support 10 in plan view, the moment acting on the leg portion 11A due to the load of the monitor frame 40 and the monitor M can be suppressed. Therefore, the top plate support 10 can stably support the monitor M.
Furthermore, since the monitor frame 40 is arranged so as to overlap the leg portion 11A of the top support 10 in plan view, the load of the monitor frame 40 acts on the leg portion 11A vertically downward. Since the generation of the force in the intersecting direction, that is, the force that hinders the expansion and contraction of the leg portion 11A in the vertical direction is suppressed, the leg portion 11A smoothly expands and contracts in the vertical direction, so that the top plate 21 can be moved up and down smoothly. be able to.

  Further, since the monitor frame 40 is connected to the leg portion 11A immediately above the leg portion 11A, the moment acting on the connecting portion between the monitor frame 40 and the leg portion 11A is suppressed. Therefore, the top support 10 can support the monitor M more stably.

  Further, since the leg portion 11A is disposed below the end portion 21P in the width direction of the top plate 21, the monitor frame 40 supported by the leg portion 11A and the monitor M supported by the monitor frame 40 are located above the end portion 21P. Placed in. Accordingly, since the top plate 21 is open in the width direction of the top plate 21 from the end portion 21P to the end portion 21Q, the top plate 21 can be widely used.

  Further, since the leg portion 11B is arranged at a position set back from the end portion 21Q in the width direction of the top plate 21 to the end portion 21P side in the top plate 21, the leg portion 11B to the top plate 21 are located below the top plate 21. It can open | release in the width direction of the top plate 21 over the edge part 21Q. Therefore, since a user's lower limb etc. can be arranged in the space, usability can be improved.

  Further, in the plan view, the center of gravity M of the monitor frame 40 that supports the monitor M and the panel P is arranged so as to overlap the centroid position M of the leg portion 11A, so that the monitor frame 40, the monitor M, and the panel P The moment acting on the leg portion 11A due to the load is further suppressed. Therefore, the leg portion 11A can stably support the monitor M and the panel P. Furthermore, since generation | occurrence | production of the force which becomes the hindrance of the expansion / contraction of the leg part 11A to an up-down direction is suppressed further, the top part 21 can be raised / lowered up / down smoothly because the leg part 11A expands / contracts smoothly in an up-down direction. .

  Further, since the lower portion of the monitor frame 40 is disposed in a concave portion 21k that penetrates in the vertical direction formed in the top plate 21, the monitor frame 40 can be disposed without interfering with the top plate 21.

  Since the monitor frame 40 is fixed to the lower surface of the top plate 21, the monitor frame 40 can be supported by the top plate 21 together with the top plate support 10. Therefore, the monitor frame 40 can be supported more stably.

  In addition, since the wiring board insertion hole 23 s through which wiring can be inserted is formed in the top board support body 10, the wiring of the monitor M can be introduced into the top board support body 10 through the wiring insertion hole 23 s. . Therefore, the wiring can be accommodated in a style.

  The various shapes and combinations of the constituent members shown in the above-described embodiments are merely examples, and various modifications can be made based on design requirements and the like without departing from the gist of the present invention.

  For example, in the above-described embodiment, the desk device 1 is illustrated as a tabletop fixture, but the present invention is not limited thereto, and may be a counter, a table, or the like other than the desk.

  Moreover, in embodiment shown above, although the leg part 11A which supports the support frame 23 in the desk apparatus 1 is provided in the edge part 21P of the width direction of the top plate 21, this invention is not limited to this. In a plan view, the support is not limited to the end of the top plate but may be provided on the center side of the top or the like as long as the support is disposed so as to overlap the leg.

  Moreover, in embodiment shown above, although a pair of leg part is provided, this invention is not limited to this. It may have three or more legs, may be composed of one leg, and may be arranged so that the support overlaps with any one leg in plan view.

  In the above-described embodiment, the display device has been described by taking a monitor as an example, but the present invention is not limited to this. As the display device, a computer display, a whiteboard, an electronic blackboard, or the like is adopted as long as it displays information.

1 ... Desk device (top plate lifting fixture)
10 ... Top plate support 11A ... Leg (first leg)
11B ... Leg (second leg)
DESCRIPTION OF SYMBOLS 12 ... Base member 13 ... Leg member 20 ... Top plate part 21 ... Top plate 21k ... Recessed part (penetration part)
23 ... Support frame 23s ... Wiring insertion hole 30 ... Connection body 31 ... Outer connection rod 32 ... Inner connection body 40 ... Monitor frame (support part)
46 ... Frame cover 51 ... Monitor bracket F ... Floor surface M ... Monitor (display device)
P ... Panel

Claims (8)

A top plate whose upper surface is the working surface;
At least one leg provided on the floor and supporting the top plate so as to be movable up and down by extending and contracting in the vertical direction;
A support unit that is disposed on the top plate and is provided with a display device that displays information and is supported by at least one of the leg units so that the leg unit can be moved up and down with the vertical expansion and contraction of the leg unit,
In the plan view, the support part is disposed so as to overlap the supported leg part.   2. The top-and-bottom lift fixture according to claim 1, wherein a connecting portion between the support portion and the leg portion is disposed immediately above the leg portion. As the legs, a first leg and a second leg that are spaced apart in a predetermined direction intersecting the vertical direction,
3. The top plate raising and lowering type according to claim 1, wherein the first leg portion is disposed below one end portion of the top plate in the predetermined direction to support the support portion. A fixture.   The top plate according to claim 3, wherein the second leg portion is disposed at a position set back from the other end portion in the predetermined direction of the top plate to the one end portion side. Lifting fixture. A panel that is supported by the support portion and provided on the opposite side of the display device across the support portion;
2. The center of gravity of the support portion that supports the display device and the panel in a plan view is disposed so as to overlap the centroid position of the leg portion that supports the support portion. To 5. The top plate lifting type fixture according to any one of 4 to 4. The top plate is formed with a penetrating portion penetrating vertically.
The top-bottom lift fixture according to any one of claims 1 to 5, wherein a lower portion of the support portion is disposed in the penetrating portion.   The top plate liftable fixture according to any one of claims 1 to 6, wherein the support portion is fixed to a lower surface of the top plate.   The top plate lifting type fixture according to any one of claims 1 to 7, wherein a wiring insertion hole through which wiring can be inserted is formed in the leg portion.

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