JP3696338B2 - Auxiliary roof for furniture - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a furniture with drawers such as a sleeve box provided movably below a learning desk or a top board of the learning desk, and more particularly, a computer keyboard or the like for a drawer that can be inserted into and removed from the furniture body. The present invention relates to an improvement of an auxiliary top plate on which the thin information input device can be mounted.
[0002]
[Prior art]
In conventional furniture, an auxiliary top plate having a length larger than the outer width of the left and right side plates of the drawer is detachably placed on a drawer that can be inserted into and removed from the furniture. A stopper surface is formed on the end surface so as to contact the front end surface of the top plate from the front while being placed on the left and right side plates of the drawer, and on the lower surface of the auxiliary top plate, There has been proposed one provided with a plurality of temporary fixing portions that are detachably engaged or pressed (for example, Japanese Utility Model Laid-Open No. 6-7538).
In addition, as the auxiliary top plate, a solid wooden or synthetic resin plate is used.
[0003]
[Problems to be solved by the invention]
In the case of the above-described conventional furniture, the upper surface of the drawer pulled out from the furniture is used as a mounting space for the thin information input device, so that the top surface of the furniture is used for other than the mounting of the thin information input device. Not only can it be used for the purpose, but also the drawer itself can be used as a holding table for the auxiliary top plate, so that the mounting structure of the auxiliary top plate can be simplified. On the other hand, during use, the stopper surface of the auxiliary top plate placed on both sides of the drawer is brought into contact with the front end surface of the top plate from the front, so in that state the drawer cannot be pushed in and operated. If the auxiliary top plate is not used, the auxiliary top plate removed from the drawer must be stored in another location, and the auxiliary top plate must be removed from the storage location during use. The handling on the surface was inconvenient.
In addition, since the auxiliary top plate is composed of a solid plate body, in order to ensure a strength sufficient to withstand the load of the thin information input device and the operating force applied thereto, the plate thickness is increased and the weight is increased. Easy to convert.
[0004]
The present invention has been made in view of the above circumstances, and its main purpose is to facilitate the storage of the auxiliary top plate, while ensuring the strength required for the auxiliary top plate. Further, it is possible to reduce the weight, and to provide an auxiliary top plate that can be manufactured advantageously in terms of cost in correspondence with a plurality of types of drawers having different left and right widths.
[0005]
[Means for Solving the Problems]
As a structure of the auxiliary top plate of furniture, the drawer can be put in and taken out over the left and right side plates of the drawer that can be taken in and out of the furniture body, and an article storage space appears between the bottom plate of the drawer. An auxiliary top plate having a possible size may be provided so as to be detachable and slidable in the insertion / removal direction.
According to the above-described configuration , the drawer can be freely put in and out of the furniture body while the auxiliary top plate is placed on the left and right side plates of the drawer, and when the article is put in and out of the drawer. By sliding the auxiliary top plate in the front-rear direction along both side plates, a space for taking in and out articles can be easily revealed between the auxiliary top plate and the peripheral edge of the drawer. In addition, since an article storage space is formed between the auxiliary top plate and the bottom plate of the drawer, it is possible to suppress a decrease in the storage capacity of the drawer accompanying the placement of the auxiliary top plate.
In addition, when using the auxiliary top plate placed on both sides of the drawer, even if it is necessary to put in and out the article with respect to the drawer, the drawer is further pulled out and a thin information input device or the like is placed. By moving the auxiliary top plate in the front-rear direction or by once removing the auxiliary top plate on which the thin information input device or the like is mounted from the drawer, the articles can be taken in and out freely.
Accordingly, by using the upper space of the drawer pulled out from the furniture as a mounting space for a thin information input device, etc., the auxiliary top plate can be used while utilizing the top surface and simplifying the mounting structure of the auxiliary top plate. Even when not in use, the auxiliary top plate can be permanently installed in the drawer, and the handling of the auxiliary top plate in terms of management can be facilitated.
[0006]
As construction of the auxiliary top plate structure of furniture, to the auxiliary top plate, abutment possible movement regulating surface from lateral direction on the inner surface of the side plates of the drawer may be formed.
According to the said structure , the movement in the left-right direction of the auxiliary | assistant top plate mounted on the both sides | surfaces of a drawer can be controlled by contact | abutting with the movement control surface of this auxiliary | assistant top plate, and the inner surface of both side plates. Thus, the auxiliary top plate is not displaced in the left-right direction due to vibration during an input operation or the like, and can be handled roughly in a state where the thin information input device or the like is placed.
[0007]
As construction of the auxiliary top plate structure of furniture, on the upper surface of the auxiliary top plate may slip means provided.
According to the above configuration, since it is possible to prevent the thin information input device and the like placed on the auxiliary top plate from shifting, it is possible to roughly handle the thin information input device and the like placed thereon. it can.
[0008]
The feature of the furniture auxiliary top plate according to claim 1 of the present invention is that the drawer is allowed to be taken in and out over the left and right side plates of the drawer which can be taken in and out of the furniture body, and between the drawer bottom plate. The auxiliary top plate having a size capable of revealing the article storage space is formed of a hollow top plate portion having a plurality of through holes extending in the left-right direction, and caps that respectively close the left and right end portions of the hollow top plate portion. Each of the caps is formed with a fitting projection to be fitted into at least one through hole of the hollow top plate portion and a placement portion to be placed on the upper surface of the drawer side plate. It is in the point.
According to the above characteristic configuration, the main part of the auxiliary top plate is composed of a hollow top plate part having a plurality of through holes, so that the strength required for the auxiliary top plate can be secured while reducing the weight. Can be achieved.
Moreover, even when manufacturing an auxiliary top plate corresponding to a plurality of types of drawers with different left and right widths, the cap provided with the fitting protrusion and the mounting plate part can be shared, so the length corresponding to the type of drawer It is only necessary to manufacture the hollow top plate portion, and an auxiliary top plate corresponding to a plurality of types of drawers having different left and right widths can be advantageously manufactured in terms of cost.
Furthermore, by fitting the fitting protrusion of the cap into the through hole of the hollow top plate portion, the load acting on the hollow top plate portion can be received and supported by the both side plates of the drawer via the left and right caps. Even when other fixing means such as an adhesive or a screw are used in combination, it may be an auxiliary one, and the efficiency of the assembling work can be improved while sufficiently securing the strength required for the auxiliary top plate.
[0009]
According to a second feature of the auxiliary top plate for furniture according to claim 2 of the present invention, a press-fitting ridge that is press-contacted to the inner peripheral surface of the through hole of the hollow top plate portion is formed on the fitting surface of the fitting projection. There is in point.
According to the characteristic configuration, when the fitting protrusion of the cap is fitted into the through hole of the hollow top plate portion, the protrusion formed on the fitting surface of the fitting protrusion bites into the inner peripheral surface of the through hole. Since it is pressed in a state, the fitting strength between the hollow top plate portion and the cap can be improved.
[0010]
According to a third aspect of the present invention, there is provided a characteristic feature of the furniture auxiliary top plate in that a plurality of reinforcing ribs are formed along the left-right direction on the lower surface of the mounting portion.
According to the characteristic configuration, not only the strength of the mounting portion of the cap can be increased, but also the contact area between the upper surface of the drawer side plates and the reinforcing rib of the mounting portion is reduced. The surface pressure at the top is increased, and the movement of the auxiliary top plate placed on the both side plates of the drawer in the front-rear direction can be suppressed.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 shows a learning desk which is an example of furniture, which is a desk main body (an example of a furniture main body) fixed to a top plate 3 over an upper part of a pair of left and right lateral plates 1 and a rear side plate (back plate) 2. 2), and a portion of the lower surface of the table top 3 of the desk body that is displaced to one side slightly from the center position in the left-right direction, as shown in FIG. The partition plate 4 is fixed, and between the both side surfaces of the partition plate 4 and the reinforcing plate 5 fixed to the inner surface of the lateral side plate 1 in a state of facing the partition plate 4 in the left-right direction, two different left and right widths are provided. A drawer mounting space S is formed for holding a kind of wooden drawer 7 in the front-rear direction so as to be freely put in and out.
On the outer surfaces of the left and right side plates 6A of the drawers 6 are attached slide rails 8 for moving and guiding the drawers 6 in the front-rear direction along the guide rails 7 provided on the partition plate 4 and the reinforcing plate 5, and on the wide side. An auxiliary top plate A of a size that allows the drawer 6 to be put in and taken out over the left and right side plates 6A of the drawer 6 and that allows the article storage space 9 to appear between the drawer 6 and the bottom plate 6B. It is provided so as to be detachable and slidable in the loading / unloading direction.
[0012]
The auxiliary top plate A has a hollow top plate portion 11 made of a synthetic resin extruded in a state where a plurality of through holes 10 having a rectangular or substantially rectangular cross section in the left-right direction are formed in the front-rear direction, The hollow top plate 11 is composed of a synthetic resin cap 12 that closes both left and right ends of the hollow top plate 11.
Since the hollow top plate portion 11 is an extrusion-molded product, the hollow top plate portion 11 is cut into a predetermined dimension according to the left and right width of the drawer 6 and used.
Each of the caps 12 includes a fitting protrusion 12A that is fitted into a plurality of through holes 10 of the hollow top plate portion 11, and a plate-like placement portion that is placed on the upper surface of the side plate 6A of the drawer 6. 12B and a movement restricting surface 12C that can contact the inner surface 6a of both side plates 6A of the drawer 6 from the left-right direction are formed.
[0013]
Of the fitting projections 12A of the cap 12, the fitting projections 12A fitted into the through holes 10 at both ends in the front-rear direction of the hollow top plate portion 11 have a cross-sectional shape that opens outward in the front-rear direction. The other fitting protrusions 12A located in the middle are configured in a cylindrical shape that is fitted in the through hole 10 in the middle of the hollow top plate portion 11 in a sliding contact state. Each of the upper and lower fitting surfaces of the fitting protrusion 12A is formed with a ridge 12a having a semicircular arc cross-sectional shape that is pressed into the inner peripheral surface 11a of the through hole 10 in a biting state.
A tapered surface 12b is formed at the tip of each fitting protrusion 12A so that the fitting protrusion 12A can be smoothly fitted into the through-hole 10 so that the tip is closer to the cylinder axis. In addition, a taper that is closer to the fitting surface toward the tip side of the protrusion 12a so that the protrusion 12a can be smoothly press-fitted along the inner peripheral surface 11a of the through hole 10 at the tip end of the protrusion 12a. A surface 12d is formed.
[0014]
As shown in FIG. 2, the mounting portion 12 </ b> B of the cap 12 is formed with a thickness smaller than the distance between the upper surface of the side plate 6 </ b> A of the drawer 6 and the lower surface of the top plate 3, and the auxiliary top plate A The left and right widths are configured to be smaller than the left and right widths of the drawer mounting space S, in other words, the same as or slightly smaller than the dimension between the outer surfaces of the left and right side plates 6A of the drawer 6. The drawer 6 on which A is placed is allowed to be taken in and out.
A plurality of reinforcing ribs 12e having a semicircular cross-sectional shape along the left-right direction are formed on the lower surface of the mounting portion 12B. The front-rear width of the auxiliary top plate A is a computer keyboard. It is comprised in the width | variety which can be mounted.
[0015]
As shown in FIGS. 3, 4, and 7, a plurality of grooves 11b along the left-right direction are formed at a constant pitch in the front-rear direction on the upper surface of the hollow top plate portion 11, and the plurality of grooves 11b are provided. The anti-slip device is configured to suppress the movement of a thin information input device such as a computer keyboard placed on the upper surface of the hollow top plate 11.
[0016]
[Another embodiment]
(1) In the above-described embodiment, the cap 12 is integrally formed with the fitting projections 12A to be fitted into a plurality of the through holes 10 of the hollow top plate portion 11. The fitting protrusions 12 </ b> A that fit into all the through holes 10 may be formed integrally with the cap 12, and the fitting that fits into one of the through holes 10 of the hollow top plate portion 11. The mating protrusion 12A may be formed integrally with the cap 12.
Preferably, the cap 12 is formed with a fitting protrusion 12 </ b> A that fits into at least two of the through holes 10 of the hollow top plate portion 11.
(2) In the above-described embodiment, the fitting projection 12A of the cap 12 is press-fitted into the through hole 10 of the hollow top plate portion 11, and the fitting projection 12A of the cap 12 and the hollow top plate portion 11 are frictionally applied. The fitting state between the fitting projection 12A of the cap 12 and the hollow top plate portion 11 is maintained by using other fixing means such as an adhesive or a screw together. You may do it.
(3) In the above-described embodiment, the learning desk has been described as an example of furniture. However, the present invention is not limited to this learning desk. For example, a sleeve box provided movably below the top of the learning desk. The technique of the present invention can be applied to other furniture with drawers such as a personal computer stand with drawers.
(4) In the above-described embodiment, the auxiliary top plate A is composed of the hollow top plate portion 11 and both caps 12. The auxiliary top plate A is placed on the left and right side plates 6 A of the drawer 6. Even if it is a shape that does not hinder the drawer 6 and that can bring out the article storage space 9 between the drawer 6 and the bottom plate 6B, the whole is made of synthetic resin, metal, or the like. It may be integrally molded.
(5) In the above embodiment, the anti-slip means is constituted by the plurality of grooves 11b formed on the upper surface of the auxiliary top plate A. However, the anti-slip means is formed on the upper surface of the auxiliary top plate A. Alternatively, it may be composed of affixed rubber or the like.
(6) In the above-described embodiment, the hollow top plate portion 11 and both caps 12 constituting the auxiliary top plate A are made of synthetic resin, but may be made of a metal material such as an aluminum alloy.
[Brief description of the drawings]
1 is an overall perspective view showing an embodiment of the present invention. FIG. 2 is an enlarged sectional view taken along line II-II in FIG. 1. FIG. 3 is an exploded perspective view of an auxiliary top plate. 5A is a longitudinal sectional view of the main part when the auxiliary top plate is disassembled. FIG. 5B is a vertical sectional view of the main part when the auxiliary top plate is fitted. FIG. The horizontal sectional view of the main part at the time of disassembly (B) is the horizontal sectional view of the main part when the auxiliary top plate is fitted. [FIG. 7] VII-VII line enlarged end view in FIG.
A Auxiliary top plate 6 Drawer 6A Side plate 6a Inner surface 9 Article storage space 10 Through hole 11 Hollow top plate portion 11a Inner peripheral surface 11b Non-slip means (groove)
12 Cap 12A Fitting protrusion 12B Placement part 12C Restriction surface 12a Projection 12e Reinforcement rib

Claims (3)

An auxiliary top plate of a size that allows the drawer to be put in and taken out over the left and right side plates of the drawer that can be freely put in and out of the furniture body, and that can reveal the article storage space between the bottom plate of the drawer , It is comprised from the hollow top plate part provided with the some through-hole along a left-right direction, and the cap which each obstruct | occludes the both right-and-left both ends of this hollow top plate part. A furniture auxiliary top plate in which a fitting projection to be fitted into at least one through hole of the portion and a placement portion to be placed on the upper surface of the drawer side plate are formed. The auxiliary ceiling plate for furniture according to claim 1, wherein a press-fitting ridge is formed on the fitting surface of the fitting projection so as to be pressed against the inner peripheral surface of the through hole of the hollow top plate portion. The auxiliary top plate for furniture according to claim 1 or 2, wherein a plurality of reinforcing ribs along the left-right direction are formed on the lower surface of the mounting portion.

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