JP4427130B2 - Cover member for desk support leg - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a cover member that covers a rear end portion of an upper portion of a support leg in a desk.
[0002]
[Prior art]
As a conventional example of a desk in which a wiring duct is formed in the space below the top board and a desktop arrangement member such as a so-called desktop panel or shelf or a lighting fixture is attached on the top board, Japanese Patent Application Laid-Open No. Hei 5- There is one described in Japanese Patent No. 228027.
[0003]
In this desk, the top plate is placed on the upper surfaces of the support legs arranged side by side so as to avoid the rear end of the support legs, and a wiring duct is formed between the rear ends of the support legs. The upper surface of the wiring duct is covered with a duct cover, and a cover member made of synthetic resin is attached to the rear end corner of the upper portion of the support leg.
[0004]
The cover member has a mounting hole penetrating in the vertical direction, and the upper surface opening of the mounting hole is normally closed by the upper surface cover.
Remove the top cover from the top surface of the mounting hole, insert a downward leg protruding from the bottom surface of the desktop panel into the mounting hole, and fix the leg to the inside of the mounting hole. The desktop panel is attached to the part.
[0005]
[Problems to be solved by the invention]
However, in the above-mentioned desk, when the cord in the wiring duct is pulled out to the outside of the desk, the wiring duct is formed after removing the lid from the extraction hole that is formed in the duct cover and is normally closed by the lid. Since it is necessary to pull out the inner cord from the lead-out hole to the upper side of the desk, it is troublesome to pull out the cord in the wiring duct.
In particular, when the side surfaces of a plurality of desks are joined to each other and the cords are passed through the wiring ducts, the work becomes extremely troublesome.
[0006]
Moreover, since the cord is exposed on the upper surface of the desk, the appearance of the desk is impaired.
[0007]
Furthermore, when inserting the desktop panel legs into the mounting hole, it is necessary to remove the top cover from the mounting hole and store the top cover. However, the top cover is lost due to carelessness of the user. May end up.
[0008]
The present invention has a mounting hole through which a pedestal or the like that supports a desktop arrangement member can be inserted in view of the above-described problems of the conventional technology, and the cord in the wiring duct can be easily and externally attached to the outside of the desk. An object of the present invention is to provide a cover member for a support leg of a desk that can be drawn out in a good manner and that the top surface of a mounting hole can be closed in a good shape, and that the top cover can be prevented from being lost. Yes.
[0009]
[Means for Solving the Problems]
According to the present invention, the above problem is solved as follows.
(1) Place both sides of the lower surface of the top plate on the upper surfaces of the left and right support legs, and at the rear end corner of the upper portion of the support leg in the desk in which the wiring duct is formed in the space below the rear end of the top plate A cover member that covers the notch provided from above, a front part that can be fitted to a front part of the notch part in a support leg, a rear part that can be fitted to a rear part of the notch part, and the front part An intermediate portion connecting the rear portion, and the rear portion is provided with a mounting hole having an open top surface into which a pedestal for supporting a desktop arrangement member can be inserted, and the wiring duct is formed on the upper surface of the intermediate portion. A concave groove with an open top surface and both side surfaces is provided to pull out the inner cord to the side of the desk.
[0010]
(2) In the above item (1), the upper surface where the mounting hole is opened is closed with a removable upper surface cover.
[0011]
(3) In the above item (2), the mounting hole is opened on the inner side surface, and the inner opening surface is brought into contact with the inner end surface of the upper surface cover, thereby preventing the upper surface cover from coming out inside. The inner surface cover having the blocking portion is detachably closed.
[0012]
(4) In the above item (3), holding means for holding the upper surface cover removed from the upper surface of the mounting hole is provided on the back surface of the inner surface cover.
[0013]
(5) In the above item (4), the holding means includes a pair of gripping pieces for gripping the upper surface cover.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, a desk (1) provided with an embodiment of the present invention will be described with reference to the accompanying drawings.
In the following description, the lower right side in FIG. 1 is “front”, and the upper left side is “rear”.
[0015]
On the upper surface of the pair of left and right support legs (2), both sides of the top plate (3) having a square shape in plan view are placed so as to avoid the rear end of the support leg (2). 3) The rear end portion is fixed with a set screw (not shown) to a bracket (4) fixed to the rear end portion of the support leg (2) shown in FIGS.
[0016]
The left and right support legs (2) are hollow, formed by bending a metal plate, are oblong in plan view and are long in the front-rear direction, and a notch ( 5) is formed (see FIG. 2).
Inside the support leg (2), a reinforcing rod (6) with an upward U-shaped cross section facing in the front-rear direction and a reinforcing rod (7) with a backward U-shaped cross section facing in the vertical direction are fixed, and the supporting leg (2) Immediately after the reinforcing rod (7) on the inner and outer surfaces, a locking hole (8) having a square shape in side view is formed.
[0017]
A lower half portion of a metal reinforcing member (9) having an inward U shape in a plan view is inserted into the rear end portion of the support leg (2), and is fixed to the support leg (2) by welding or the like.
The front and rear surfaces of the upper half of the reinforcing member (9) are provided with locking holes (10) that form a square in front view.
[0018]
(11) is a synthetic resin cover member fitted from above to the rear end portion of the upper portion of the support leg (2) and the reinforcing member (9).
The cover member (11) is fitted to the front part (12) which can be fitted to the front part of the notch part (5) in the support leg (2), and the rear part of the reinforcing member (9) and the notch part (5). The rear part (13), and the intermediate part (14) connecting the front part (12) and the rear part (13), and the upper surface of the intermediate part (14) is substantially U-shaped in side view, A concave groove (15) having an upper surface and both side surfaces is provided.
[0019]
The front and lower surfaces of the front part (12) of the cover member (11) are open, and locking claws (17) project from the inner side surfaces of the left and right side pieces (16) in the front part (12). ing.
The rear portion (13) of the cover member (11) has an inward U-shape when seen in a plan view, and the inner portion thereof is a mounting hole (18). The upper inner surface of the mounting hole (18) is provided with a U-shaped protrusion (19) having an inward U-shape in plan view, and the locking claw (20) projects on the front and rear surfaces of the mounting hole (18). In addition, at the inner end of the front surface and the rear surface of the mounting hole (18), a ridge (or a semi-circular engagement portion (21) projecting in the vertical direction and slightly below the middle portion ( 22) is provided.
[0020]
The cover member (11) has its front part (12) placed over the front part of the notch part (5) in the support leg (2), and the locking claw (17) is elastically engaged with the locking hole (8). At the same time, the rear portion (13) is placed over the upper half of the reinforcing member (9) and the rear portion of the notch (5), and the locking claw (20) is elastically engaged with the locking hole (10). Further, the intermediate part (14) is put on the intermediate part of the notch part (5), so that it is firmly attached to the rear end corner part of the upper part of the support leg (2) (see FIG. 3).
[0021]
(23) and (24) are an upper surface cover and an inner surface cover for closing the upper and inner opening surfaces of the attachment hole (18), respectively.
The front and rear edges of the lower surface of the upper surface cover (23) having a square shape in plan view are provided with engagement pieces (25) having an L-shaped cross-sectional shape, and the upper surface cover (23) By engaging a groove formed between the engagement piece (25) and the upper surface cover (23) with the front part and the rear part of the U-shaped protrusion (19) (see FIG. 5), the mounting hole (18 ) Is slidably attached to the upper surface opening.
[0022]
The front and rear edges of the back of the inner side cover (24), which has a square shape when viewed from the side and is provided with an outwardly horizontal blocking piece (26) on the upper edge, are also L-shaped with a cross-sectional shape facing forward and backward. An engaging piece (27) is provided, and a semicircular recess (28) that can be elastically engaged with the engaging portion (21) described above is formed at the lower end of the engaging piece (27). ing. The inner surface cover (24) has a mounting hole formed by engaging a groove (22) formed between the engagement piece (27) and the inner surface cover (24) with the protrusion (22) (see FIG. 6). It is slidably attached to the inner opening surface of (18).
[0023]
As shown in FIG. 9, the upper surface cover (23) removed from the upper surface of the mounting hole (18) is held at the upper and lower center of the back surface of the inner surface cover (24) so that the longitudinal direction is directed vertically. A pair of claw-shaped grip pieces (37) are provided as holding means.
[0024]
After attaching the top cover (23) to the top opening of the mounting hole (18) and then attaching the inner side cover (24) from above to the inner side opening of the mounting hole (18), the recess (28) is engaged. Since the inner surface cover (24) does not come off from the protrusion (22) because it is elastically engaged with the portion (21), the end surface of the blocking portion (26) of the inner surface cover (24) Since it abuts against the inner end face of 23), the upper surface cover (23) is prevented from coming off inside.
[0025]
The left and right sides of the front of the curtain plate (29), which has a rectangular shape when viewed from the front, are secured to the rear end surfaces of the left and right support legs (2) with set screws (not shown). In a space surrounded by the rear end surface, the front surface of the curtain plate (29), and the left and right cover members (11), an opening (30) having a rectangular shape in the left-right direction in plan view is formed (see FIG. 1). ).
[0026]
Four block-shaped duct holding members (31) are fixed between the rear edge of the bottom surface of the top plate (3) and the upper end of the front surface of the curtain plate (29), so that the adjacent ducts can be held. Both ends of a saddle-shaped duct member (32) facing in the left-right direction are fixed to the lower surface and the front and rear surfaces of the member (31), and a wiring duct (33) is formed immediately below the opening (30).
[0027]
The opening (30) is closed by two duct covers (34) that are approximately half the length of the opening (30).
Engaging grooves (36) that elastically engage with a pair of front and rear grips (35) projecting from the upper surface of the duct holding member (31) are formed at two positions on the bottom of the duct cover (34). By engaging the engagement groove (36) elastically with the front and rear grips (35), each duct cover (34) closes the right (left) half of the opening (30), Attached to the duct holding member (31).
[0028]
For details of the duct holding member (31), the duct member (32), the duct cover (34), and the mounting structure thereof, refer to the description and drawings of Japanese Patent Application No. 11-98456 by the present applicant. I want to be.
[0029]
As shown in FIGS. 7 and 8, the cord (A) inserted through the wiring duct (33) can be easily applied to the side of the desk (1) by using the concave groove (15) of the cover member (11). Moreover, since the cord (A) is not exposed on the upper surface of the desk (1), the appearance is good.
[0030]
Although not shown, when a plurality of desks (1) are arranged in the left-right direction and the cord (A) is passed through the wiring duct (33) of each desk (1), the recesses of the adjacent desks (1) are arranged. By using the groove (15), the cord (A) can be easily passed through the wiring duct (33) of the adjacent desk (1), and the side surfaces of the adjacent desk (1) can be brought into close contact with each other. In this case, since the code (A) is not exposed to the outside at all, the appearance is very good.
[0031]
9 and FIG. 10, the top plug (23) and the inner side cover (24) are removed from the cover member (11), and leg plugs (38) for supporting a desktop arrangement member (not shown) such as a desktop panel or a shelf. ) Is attached to the attachment hole (18) of the cover member (11).
[0032]
To remove the top cover (23) from the cover member (11), first remove the adjacent duct cover (34) from the duct holding member (31) and remove the inner side cover (24) from the cover member (11). After that, the top cover (23) is removed from the cover member (11) (see FIG. 9).
[0033]
Thereafter, the engaging pieces (27) of the upper surface cover (24) are engaged with the upper and lower gripping pieces (37) on the back surface of the inner surface cover (24), so that the upper surface cover (23) is engaged with the inner surface surface. Hold the cover (24) so that its longitudinal direction is in the vertical direction, and in that state, attach the inner surface cover (24) to the cover member (11) again, and finally open the duct cover (34) (30 ) (State of FIG. 10).
[0034]
After that, the pedestal (38) is fitted into the mounting hole (18) of the cover member (11) and fixed inside the mounting hole (18) as necessary. A desktop arrangement member such as a panel or a shelf can be mounted.
[0035]
In this way, by attaching the upper surface cover (23) removed from the cover member (11) to the back surface of the inner side surface cover (24), it is possible to prevent the upper surface cover (23) from being lost.
[0036]
Note that, for example, a leg portion of a lighting fixture (not shown) can be attached to the attachment hole (18).
[0037]
【The invention's effect】
According to the first aspect of the present invention, the cord in the wiring duct can be easily and easily drawn out of the desk from the cover member placed on the rear end corner of the upper portion of the support leg, and the cover member A pedestal for supporting a desktop arrangement member such as a desktop panel can be attached to the attachment hole.
[0038]
According to the second aspect of the invention, when the desktop panel or the like is not used, the upper surface of the mounting hole can be covered with the upper surface cover, so that the aesthetics of the desk can be improved.
[0039]
According to the invention described in claim 3, after the upper surface cover is attached to the upper surface opening of the attachment hole, when the inner surface cover is attached to the inner opening of the attachment hole, the blocking portion of the inner surface cover becomes the end surface of the upper cover. The upper cover can be prevented from coming off inside.
[0040]
According to the fourth and fifth aspects of the present invention, the upper surface cover removed from the cover member is held on the back surface of the inner surface cover, and the inner surface cover is attached to the inner surface of the mounting hole in this state. Loss can be prevented in advance.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view of a part of a desk provided with an embodiment of the present invention.
FIG. 2 is an enlarged exploded perspective view seen from the rear, similarly showing a state in which a cover member is attached to the rear end portion of the support leg.
FIG. 3 is an enlarged exploded perspective view seen from the rear, showing a state in which an upper cover and an inner surface cover are attached to a cover member similarly mounted on the rear end portion of a support leg.
FIG. 4 is an enlarged perspective view seen from the rear, showing a state in which an upper cover and an inner surface cover are similarly mounted on the cover member.
5 is an enlarged longitudinal sectional side view along the line VV in FIG. 4; FIG.
6 is an enlarged cross-sectional plan view taken along the line VI-VI of FIG.
FIG. 7 is an enlarged perspective view of the rear end portion of the desk after assembly is completed, as viewed obliquely from the front.
FIG. 8 is an enlarged longitudinal sectional side view along the line VIII-VIII in FIG. 7;
FIG. 9 is an enlarged perspective view of the rear corner portion of the desk viewed from the front, showing a state in which the duct cover, the upper cover, and the inner side cover are similarly removed from the desk after assembly.
FIG. 10 is a rear view of the desk as seen from the front showing the state when the top cover is similarly attached to the back surface of the inner side cover, the inner side cover is attached to the cover member, and the pedestal is fitted into the mounting hole. It is an expansion perspective view of a corner part.
[Explanation of symbols]
(1) Desk
(2) Support legs
(3) Top plate
(4) Bracket
(5) Notch
(6) (7) Reinforcement rod
(8) Locking hole
(9) Reinforcing member
(10) Locking hole
(11) Cover member
(12) Front
(13) Rear
(14) Intermediate part
(15) Concave groove
(16) Side piece
(17) Locking claw
(18) Mounting hole
(19) U-shaped ridge
(20) Locking claw
(21) Engagement part
(22) Projections
(23) Top cover
(24) Inner side cover
(25) Engagement piece
(26) Blocking piece
(27) Engagement piece
(28) Recess
(29) curtain
(30) Opening
(31) Duct holding member
(32) Duct member
(33) Wiring duct
(34) Duct cover
(35) Grip part
(36) Engagement groove
(37) Holding piece (holding means)
(38) pedestal
(A) Code

Claims (5)

Notches provided at the rear corners of the upper part of the support leg in a desk in which both sides of the lower surface of the top panel are placed on the upper surfaces of the left and right support legs and a wiring duct is formed in the space below the rear end of the top panel A cover member that covers the part from above,
A support leg having a front part that can be fitted to the front part of the notch part, a rear part that can be fitted to the rear part of the notch part, and an intermediate part that connects the front part and the rear part; An upper surface for providing a mounting hole through which an upper surface can be inserted, into which a pedestal for supporting a desktop arrangement member can be inserted, and pulling out the cord in the wiring duct to the side of the desk on the upper surface of the intermediate portion; The cover member in the support leg of the desk characterized by providing the ditch | groove which both sides | surfaces open. The cover member in the support leg of the desk according to claim 1, wherein the upper surface where the mounting hole is opened is closed by a detachable upper surface cover. The mounting hole is opened on the inner surface, and this inner opening surface is brought into contact with the inner end surface of the upper surface cover, so that the upper surface cover is prevented from being pulled out by the inner surface cover having a blocking portion. The cover member in the support leg of the desk according to claim 2, which is freely closed. The cover member in the support leg of the desk of Claim 3 which provided the holding means which hold | maintains the upper surface cover removed from the upper surface of the attachment hole in the back surface of the inner surface cover. The cover member in the support leg of the desk according to claim 4, wherein the holding means includes a pair of gripping pieces for gripping the upper surface cover.

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