JPH0742337Y2 - drawer - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drawer, and more particularly, to a technique for reducing the weight and cost (manufacturing cost) of the drawer, and more particularly, to a drawer effectively used for an office desk.

[0002]

2. Description of the Related Art Conventionally, a drawer used for an office desk is formed in a box body having an open top surface, and is slidably inserted into a drawer opening opened in the desk to form the box body. The left and right side plates, the rear plate, the bottom plate and the front plate are all manufactured using steel plates.

[0003]

However, in the drawer used in the conventional office desk, not only the weight is increased but also the spot welding is performed because all the constituent parts are manufactured by the steel plate. However, there is a problem in that the cost is increased because various welding processes are required.

An object of the present invention is to provide a drawer that can be lightened in weight and reduced in cost.

[0005]

A drawer according to the present invention is formed in a box having an open top surface, and is used by being slidably inserted into a drawer and used.
Both the left and right side plates and the rear plate of the box body are molded using a resin material, and the left and right side plates are respectively recessed so that the fitting grooves face each other,
On the other hand, the bottom plate and the front plate of the box body are integrally formed of a steel plate, and a rear plate reinforcing member is integrally formed at the rear end of the bottom plate. It is fitted in each of the fitting grooves of the left and right side plates, the rear plate reinforcing member is fixed to the rear plate, and the front decorative plate is fixed to the front plate. .

[0006]

According to the above-mentioned means, since the left and right side plates and the rear plate are made of the resin material, the weight becomes lighter than that in the case where the whole is made of the steel plate. Further, at the time of assembling work, it is not necessary to use a welding process such as spot welding, so that the cost can be reduced.

[0007]

1 is an exploded perspective view showing a drawer according to an embodiment of the present invention, FIG. 2 is a partially cutaway plan view showing its assembled state, FIG. 3 is a front sectional view thereof, and FIG. 4 is a part thereof. It is an abbreviated side sectional view.

In this embodiment, the drawer 10 according to the present invention is configured to be used for an office desk, and is slidably inserted into a drawer opening (not shown) of the desk. ing. The drawer 10 is generally formed in a tray shape which is a box body having a relatively low height with an open top surface, and includes a pair of left and right side plates, a rear plate, a bottom plate, a front plate, a front decorative plate and a cover. I have it.

The pair of left and right side plates 11 and 12 are integrally molded by an extrusion molding method using a foaming vinyl chloride which is an example of a resin material, and are formed in a rectangular flat plate shape having a substantially constant thickness. ing. A pair of left and right fitting grooves 13 and 14 is arranged near the lower end side on the inward-facing main surfaces (hereinafter referred to as the inner surfaces) of both side plates 11 and 12, and they are opposed to each other along the lower end side. The left and right fitting grooves 13 and 14 are formed so as to be in contact with each other, and are formed to have a constant width and a constant depth so that the left and right side edges of the bottom plate described later can be fitted therein.

A pair of left and right stepped portions 15 and 16 are laid along the upper edges of the inner surfaces of the side plates 11 and 12 so as to extend along the upper edges and face each other. The left and right stepped portions 15 and 16 are formed integrally with the side plates 11 and 12, respectively, by reducing the thickness of the upper end portions of the side plates 11 and 12 with a constant width and a constant thickness. A holding groove 1 for holding a partition plate (not shown) is provided on the left and right stepped portions 15 and 16.
7 and 18 are plural, the left side holding groove 17 and the right side holding groove 18 are opposed to each other at substantially equal intervals in the length direction of each side plate 11, 12 (depth direction of the drawer 10). The holding grooves 17 and 18 are arranged so as to face each other and are laid in the width direction of each of the side plates 11 and 12 (the height direction of the drawer 10), and the holding grooves 17 and 18 have the same length and have a constant width and constant depth. Each is formed.

The rear plate 21 is the same as the side plates 11 and 12 as well.
Foamable vinyl chloride is used and integrally molded by an extrusion molding method, and is formed into a rectangular flat plate shape having a substantially constant thickness. The rear plate 21 and the side plates 11 and 12 are formed to have the same width. A rear side groove 22 is arranged on the inner surface of the rear plate 21 near the lower end side, and is laid along the lower end side so as to match the fitting grooves 13 and 14 of the left and right side plates 11 and 12. Cage, this groove 22
Is formed to have a constant width and a constant depth equal to the left and right fitting grooves 13 and 14.

Further, a rear step portion 23 is arranged along the upper edge portion of the inner surface of the rear plate 21 so as to be along the upper edge portion thereof, and so as to coincide with the step portions 15 and 16 of the left and right side plates 11, 12. Each is laid, and this stepped portion 23 is the rear plate 2
The thickness of the upper end portion of 1 is reduced by a constant width and a constant thickness so that it is integrally formed on the rear plate 21.

Then, notches 19 and 20 and 25 and 26 for avoiding mutual interference are formed at the rear ends of the left and right side plates 11 and 12 and the left and right ends of the rear plate 21, respectively, at 45 degrees. The left and right side plates 11 and 12 and the rear plate are formed by overlapping the notches 19 and 20 of the left and right side plates 11 and 12 and the left and right cutouts 25 and 26 of the rear plate 21, respectively. 21 and 21 intersect each other at right angles. If necessary, the cutout portion 19 of the left side plate 11 and the left side cutout portion 25 of the rear plate 21, and the cutout portion 20 of the right side plate 12 and the right side cutout portion 26 of the rear plate 21 that have been polymerized are bonded or welded, respectively. The left and right side plates 11 and 12 and the rear plate 21.
And are designed to be integrated into a U-shaped frame.

Further, left and right mounting holes 27 for fixing sliders (not shown) to the drawer 10 are formed on the lower surfaces of the front end portions of the left and right side plates 11, 12 and the rear surface of the left and right end portions of the rear plate 21. , 28 and the rear mounting hole 29 are opened. The drawer 10 has these mounting holes 27,
It will be equipped to slide smoothly against the outlet via sliders attached to 28 and 29.

The bottom plate, the front plate, and the rear plate reinforcing member are integrally formed by a press working method using a steel plate, and their surfaces are preliminarily subjected to a melamine baking coating treatment or the like. The bottom plate 31 is formed in a substantially rectangular flat plate shape having a depth substantially equal to the lengths of the side plates 11 and 12, and a width (width) substantially equal to the width of the rear plate 21. The bottom plate 31 is provided with a plurality of slits 32 for holding the partition plates, arranged in two rows in the front direction, at substantially equal intervals in the depth direction, and corresponding to the holding grooves 17 and 18, respectively. Are formed in line with each other.

The front plate 33 is formed by bending the front end portion of the bottom plate 31 upward at a right angle, the width (width) is substantially equal to the width of the rear plate 21, and the heights of both side plates 11, 12 and the rear plate. It is formed in a rectangular flat plate shape that is approximately equal to the height of the plate 21. Left and right fixed part pieces 34 and 35 are respectively bent and formed rearward at right angles on both end portions of the front plate 33, and both fixed part pieces 34 and 35 are formed as vertically long small pieces each having a small depth. . Front plate 33 itself,
Also, a plurality of screw insertion holes 36 are provided in both fixing portions 34, 35 at appropriate positions and opened. Further, a lock device accommodating cutout hole 37 is formed in one end portion (the end portion on the left side when viewed from the front) of the front plate 33 in a size and shape capable of accommodating the lock device 51.

The rear plate reinforcing member 38 is formed by bending the rear end side portion of the bottom plate 31 upward at a right angle, the width (width) is substantially equal to the width of the rear plate 21, and the height is the groove of the rear plate 21. Two
It is formed in a rectangular flat plate shape having a height substantially equal to the height from 2 to the stepped portion 23. A positioning piece 39 is formed on the front edge of the rear plate reinforcing member 38 by being bent rearward at a right angle. The positioning piece 39 is substantially equal to the shoulder of the stepped portion 23 of the rear plate 21. Has been formed.
Further, the screw insertion holes 4 are provided at both left and right ends of the rear plate reinforcing member 38.
A pair of 0s are arranged and opened at the center in the height direction.

The front decorative plate 41 is made of a steel plate and is integrally formed by a press working method, and its surface is previously subjected to a melamine baking coating process or the like. The front decorative plate 41 is formed in a rectangular box larger than the front plate 33, and can cover the entire front surface of the front plate 33. At the center of the front face of the front decorative plate 41, a handle 4
2 is formed in the shape of a horizontally-oriented rectangular depression, and by pulling the fingers on the handle 42, the drawer 10
Is slid with respect to the outlet. Further, a circular hole 43 is formed in the front left end portion of the front decorative plate 41, and the cylinder 52 of the lock device 51 is inserted into the circular hole 43. Further, a guide piece 44 is formed on the rear surface of the front decorative plate 41 so as to project rearward at the upper end side of the left end portion, and the lock 53 of the lock device 51 slides vertically on the guide piece 44. It is designed to be inserted freely.

The cover 45 is also integrally formed by a press working method using a steel plate, and the surface thereof is also preliminarily subjected to melamine baking coating treatment. The cover 45 is formed in a box body slightly smaller than the front plate 33, and is fitted inside the front plate 33.
That is, the cover 45 is formed in a box body having an open front surface and a bottom surface, and is fitted into the front plate 33 from the rear side. And the cover 45
The left and right side plates of the escape recesses 4 for escape of screws
6 and 46 are formed so as to bulge inward. In addition, an insertion hole 47 is arranged at the left end of the upper plate of the cover 45 and is formed in a horizontally long slit shape.
The lock 53 of the lock device 51 is slidably inserted in the vertical direction.

Next, the assembly work will be described. Bottom plate 3
1, the left and right side edges are the left and right side plates 11 and 12.
In the fitting grooves 13 and 14, respectively.
At this time, the front plate 33 formed integrally with the bottom plate 31
The left and right fixed part pieces 34 and 35 are brought into contact with the inner surface front end portions of the left and right side plates 11 and 12, respectively. Also, the bottom plate 3
The first reinforcing member 38 is brought into contact with the rear plate 21. At this time,
The positioning piece 39 of the reinforcing member 38 is the stepped portion 2 of the rear plate 21.
It is abutted against the shoulder portion of No. 3.

Next, the screws 48 are inserted into the screw insertion holes 40 of the rear plate 21, and the screws 48 are screwed into the resin rear plate 21 by self tapping.
As a result, the rear plate 21 and the bottom plate 31 are integrated with each other through the reinforcing member 38. Further, screws 49 are inserted into the screw insertion holes 36 of the fixed portion pieces 34 and 35 of the left and right side plates 11 and 12, and the screws 49 are screwed into the left and right side plates 11 and 12 made of resin by self tapping. As a result, the left and right side plates 11 and 12 and the bottom plate 31 are integrated with each other through the front plate 33. Therefore, the frame body including the left and right side plates 11, 12, the rear plate 21, and the front plate 33 is firmly integrated with the bottom plate 31.

On the other hand, the lock device 51 is housed in the lock device housing hole 37 of the front plate 33, and the front decorative plate 41 is brought into contact with the front surface of the front plate 33. At this time, the cylinder 52 of the lock device 51 is inserted into the circular hole 43, and the lock 5
3 is inserted in the guide piece 44. Subsequently, the screws 50 are respectively inserted from the rear into the screw insertion holes 36 of the front plate 33, and the screws 50 are screwed into the corresponding portions of the front decorative plate 41 by self tapping. As a result, the front decorative plate 4
1 is fixed to the front plate 41.

Thereafter, the cover 45 is fitted inside the front plate 33 from the rear side thereof. At this time, the escape recesses 46, 46 of the left and right side plates of the cover 45 are in a state of housing the screw 49. Further, the lock 53 can be inserted into the insertion hole 47 formed in the upper plate of the cover 45.

According to the above embodiment, the following effects can be obtained. Since the left and right side plates 11 and 12 and the rear plate 21 are formed of vinyl chloride which is a resin material, the weight of the drawer 10 can be reduced and the cost can be reduced.

The bottom plate 31 and the front plate 33 are integrally formed of a steel plate, and the rear plate reinforcing member 38 is integrally formed on the bottom plate 31, and the left and right side plates 11, 12 and 12 are formed of a resin material. Since the drawer 10 is integrally formed by being fixed to the rear plate 21, it is possible to secure sufficient strength as the drawer 10 as a whole.

The left and right side plates 11, 12 and the rear plate 21
Since it is formed of expandable vinyl chloride, simple fixing means such as screwing, adhesion, and welding can be adopted, and as a result, the cost can be further reduced. In addition, holding grooves 17, 18 for attaching the partition plate
Can be formed integrally with the left and right side plates 11 and 12, which is particularly effective in the case of an office desk.

Since the number of parts is small, and fixing can be performed only by screwing or only by adhesion or welding, and a welding process such as spot welding is not necessary, capital investment can be significantly reduced.

It is needless to say that the present invention is not limited to the above-mentioned embodiment, and various modifications can be made without departing from the scope of the invention.

For example, the left and right side plates 11, 12 and the rear plate 21
Is not limited to extrusion molding using a resin material, and the left and right side plates 11 and 12 and the rear plate 21 are abutted at the notches 19 and 25 and 20 and 26 to form a series. It may be integrally molded so as to be a single body while being connected to each other. In this case, the cutout portions 19 and 25 and 20 and 26 connected to each other are bent inward, so that the left and right side plates 11 and 12 are formed.
The rear plate 21 and the rear plate 21 are assembled into a U-shaped frame.

The cover 45 may be omitted.

The slider mounting portions for smoothly sliding the drawer 10 with respect to the drawer opening are the left and right side plates 11, 12.
Further, it is not limited to be arranged on the rear plate 21, and may be arranged on the bottom plate 31 or may be omitted in some cases.

Although the drawer suitable for an office desk has been described in the above embodiment, the present invention is not limited to this, and drawers for furniture such as office cabinets and tables, and other household furniture. It can be applied to all.

[0033]

As described above, according to the present invention,
The weight of the drawer can be reduced and the cost can be reduced.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a drawer according to an embodiment of the present invention.

FIG. 2 is a partially cutaway plan view showing the assembled state.

FIG. 3 is a front sectional view thereof.

FIG. 4 is a partially omitted side sectional view thereof.

[Explanation of symbols]

10 ... drawer, 11, 12 ... left and right side plates, 13, 14
... fitting grooves, 15, 16 ... stepped portions, 17,18 ... holding grooves,
19, 20 ... Notched portion, 21 ... Rear plate, 22 ... Groove, 23 ... Stepped portion, 25, 26 ... Notched portion, 31 ... Bottom plate, 32 ... Slit, 33 ... Front plate, 34, 35 ... Fixed piece, 36 ... Screw insertion hole, 37 ... Lock device storage hole, 38 ... Rear plate reinforcing member, 3
9 ... Positioning piece, 40 ... Screw insertion hole, 41 ... Front decorative plate, 42 ... Handle, 43 ... Circular hole, 44 ... Guide piece, 4
5 ... cover, 46 ... escape recess, 47 ... insertion hole, 48, 4
9, 50 ... Screws, 51 ... Lock device, 52 ... Cylinder, 5
3 ... tablet.

Claims (1)

[Scope of utility model registration request] 1. A box body having an open top surface,
In the drawer that is slidably inserted into the drawer and used, both the left and right side plates and the rear plate of the box body are molded using a resin material, and the left and right side plates have respective fitting grooves. The bottom plate and the front plate of the box body are integrally formed of steel plates, and the rear plate reinforcing member is integrally formed at the rear end of the bottom plate. The left and right sides of the bottom plate are fitted in the fitting grooves of the left and right side plates, respectively, and the rear plate reinforcing member is fixed to the rear plate. A drawer characterized by a fixed veneer.