JP7324525B2 - combination storage furniture - Google Patents

Description

TECHNICAL FIELD The present invention relates to combined storage furniture in which drawer-type furniture units with different widths can be freely combined and arranged.

Conventionally, it is possible to stably load and use drawer-type storage boxes (furniture units) of different widths vertically and horizontally, and combination storage furniture that allows users to freely combine and arrange them according to their preferences has been proposed. For example, see Patent Document 1 below).

By the way, in such a drawer-type storage box that can be loaded, if another drawer-type storage box is only loaded on the top of the storage box, the drawer body of the upper storage box is pulled out far forward. In some cases, the center of gravity shifts to the front side, and the rear side of the storage box in the upper layer tilts upward and falls down in some cases.

Therefore, conventionally, as shown in Patent Document 2 below, there has been proposed a drawer-type storage box in which measures are taken to prevent the tilting of the upper layer storage box when used for stacking.

Briefly explaining this patent document 2, it consists of a box body that can be loaded and a drawer body that can be pulled out and stored in the box body. A locking claw portion that engages with the engaging edge portion is provided on the bottom of the box body, and when another box body is placed on the ceiling portion of the box body, the locking claw portion is engaged with the engaging edge portion. When the upper and lower box bodies are engaged with each other, the upper and lower box bodies are locked and connected so that even if a force acts on the upper box body to cause the rear side of the box body to rise, the box body is prevented from lifting up. .

Japanese Unexamined Patent Application Publication No. 2002-219028 Japanese Patent No. 6010648

As described above, combined storage furniture that can be stably stacked up, down, left and right by combining furniture units with different widths, and a drawer-type storage box that prevents tilting of the upper drawer-type storage box during loading Storage boxes have been around for a long time, but there is no combination storage furniture that combines these two functions.

In this regard, the present invention is practical in that it allows users to combine and arrange three types of drawer-type furniture units with different widths according to their preferences, and measures are taken to prevent the upper drawer-type furniture units from tilting during loading. To provide excellent combined storage furniture.

The gist of the present invention will be described with reference to the accompanying drawings.

A plurality of vertically stackable drawer-type furniture units 1 each having a drawer body 2 that can be drawn forward,
There are three types of drawer-type furniture units 1: a small furniture unit 1A, a medium-sized furniture unit 1B having a lateral width larger than that of the small furniture unit 1A, and a large furniture unit 1C having a lateral width larger than that of the medium-sized furniture unit 1B. consists of
Another drawer-type furniture unit 1 selected from the three types of drawer-type furniture units 1 is placed on a unit-arranged layer L in which two or more drawer-type furniture units 1 selected from the three types of drawer-type furniture units 1 are arranged side by side. In the combination storage furniture A configured to construct a plurality of upper and lower drawer storage stages by loading the
When another drawer-type furniture unit 1 is loaded on the upper part of the drawer-type furniture unit 1, both sides are detachably locked so that the drawer body 2 in the loaded drawer-type furniture unit 1 moves forward. A fall prevention locking mechanism 3 is provided to prevent the front of the drawer body 2 from tilting downward together with the drawer type furniture unit 1 when the furniture unit is pulled out.
The fall prevention locking mechanism 3 is provided with locking portions 4 on both left and right sides of the lower portion of the drawer-type furniture unit 1. provided on both the left and right sides of the
The left and right locking portions 4 and the locking receiving portions 5 of the fall prevention locking mechanism 3 are arranged at equal intervals P1 inward from the left and right ends of the drawer-type furniture unit 1, and When another drawer-type furniture unit 1 is stacked between the drawer-type furniture units 1 on the unit side-by-side layer L, the locking portions 4 on the left and right of the upper drawer-type furniture unit 1 The small-sized furniture unit 1A, the medium-sized furniture unit 1B, and the large-sized furniture are arranged so that either one or both of them can be locked to the lock receiving portion 5 of the drawer-type furniture unit 1 of the lower unit-arranged layer L. This is related to the combined storage furniture characterized in that the left and right width dimensions of the unit 1C are set.

The drawer-type furniture unit 1 includes the small furniture unit 1A, the medium size furniture unit 1B having a width dimension 1.5 times as large as the width size of the small furniture unit 1A, and the width size of the small furniture unit 1A. 2. The combination storage furniture according to claim 1, wherein the large furniture unit 1C having a width twice as large as the above is composed of three types.

The drawer-type furniture unit 1 is provided with a raised protrusion 6 on the outer peripheral edge of the ceiling on which another drawer-type furniture unit 1 can be loaded. is configured to prevent misalignment by contacting the
This drawer-type furniture unit 1 is provided with a recess 7 for avoiding the rising projection 6 at the bottom. By avoiding the part 6, the drawer-type furniture units 1 of the upper unit-arranged layer L are stacked across the upper part between the drawer-type furniture units 1 of the lower unit-arranged layer L. It relates to the combined storage furniture according to claim 1.

In addition, the recesses 7 are arranged inside the left and right engaging portions 4 and are arranged at equal intervals from the left and right engaging portions 4, or are arranged at positions spaced from the left and right engaging portions 4, respectively. 4 or at a position spaced from the locking portion 4 on the right side by a predetermined distance.

Since the present invention is constructed as described above, it is possible for the user to construct a drawer storage having a plurality of drawers by combining and arranging three types of drawer-type furniture units with different left and right widths according to the user's preference. When the drawer body in the drawer-type furniture unit on the upper layer is drawn forward by the preventive locking mechanism, the front of the drawer body is prevented from tilting downward together with the drawer-type furniture unit, and even if the drawer-type furniture unit is stacked vertically. Even if the left and right width dimensions of the drawer-type furniture units are not the same and the drawer-type furniture units in the upper layer straddle the above-mentioned drawer-type furniture units in the lower unit parallel layer, the upper layer The locking part of the drawer-type furniture unit can be locked to the locking receiving part of the drawer-type furniture unit in the lower layer, so that the fall prevention locking mechanism can function reliably. .

In addition, according to the second aspect of the invention, there is provided a combination storage furniture having a more practical structure, which enables easy design and realization of drawer-type furniture units with three types of right and left width dimensions that reliably exhibit the above-mentioned actions and effects. becomes.

In the third aspect of the invention, another drawer-type furniture unit can be stably loaded on the drawer-type furniture unit in a positional deviation prevention state by the raised projection, and the drawer-type furniture of the lower unit parallel layer can be stably loaded. When the upper drawer-type furniture unit is loaded so as to straddle the space between the units, the recess provided at the bottom of the drawer-type furniture unit avoids the raised protrusion of the drawer-type furniture unit arranged side by side. The combined storage furniture has a structure that is more practical and can be loaded without a load.

In the fourth aspect of the present invention, the combination storage furniture has a more practical structure, which can be easily designed and realized by simplifying the structure of the concave portion that reliably exerts the action and effect.

It is a perspective view which shows the small-sized furniture unit of a present Example. It is a perspective view which shows the medium-sized furniture unit of a present Example. It is a perspective view which shows the large-sized furniture unit of a present Example. It is a back view which shows the small-sized furniture unit of a present Example, a medium-sized furniture unit, and a large-sized furniture unit. It is an explanatory front view showing Construction Example 1 of the combination storage furniture of the present embodiment. It is an explanatory front view showing Construction Example 2 of the combination storage furniture of the present embodiment. It is an explanatory front view showing construction example 3 of combination storage furniture of a present Example. It is an explanatory partial expansion perspective view which shows the fall prevention locking mechanism of a present Example. Fig. 2 shows the positional relationship between the latching portion of the drawer-type furniture unit in the upper layer and the latch receiving portion of the drawer-type furniture unit in the lower layer when another drawer-type furniture unit is stacked on the drawer-type furniture unit of the present embodiment. FIG. 4 is an enlarged side view of a descriptive part with a part notched; In the loaded state of FIG. 9, when the center of gravity is moved forward by pulling out the drawer body of the drawer-type furniture unit on the upper layer, the engaging portion of the drawer-type furniture unit on the upper layer engages the drawer-type furniture unit on the lower layer. FIG. 10 is an explanatory side view showing a state in which the upper and lower drawer-type furniture units are connected by being locked to the receiving portion;

Optimal embodiments of the present invention will be briefly described with reference to the drawings to show the action of the present invention.

The combination storage furniture A of the present invention includes a plurality of vertically stackable drawer-type furniture units 1 each having a drawer body 2 that can be drawn forward. , a medium-sized furniture unit 1B having a lateral width larger than that of the small-sized furniture unit 1A, and a large-sized furniture unit 1C having a lateral width larger than that of the medium-sized furniture unit 1B.

Drawer storage having a plurality of drawers by loading another drawer-type furniture unit 1 on a unit juxtaposed layer L formed by arranging two or more selected from the three types of drawer-type furniture units 1 horizontally. can be constructed. In addition, two or more selected from three types of drawer-type furniture units 1 are placed on the unit side-by-side layer L in which two or more selected from three types of drawer-type furniture units 1 are arranged side by side. A drawer storage having a plurality of drawers can also be constructed by stacking another unit side-by-side layer L formed side by side.

That is, the drawer-type furniture units 1 of three types with different width dimensions can be combined and arranged according to the user's preference to construct a drawer storage with a plurality of upper and lower stages.

At this time, both the upper and lower drawer-type furniture units 1 are detachably locked by the anti-falling locking mechanism 3, and when the drawer body 2 in the loaded drawer-type furniture unit 1 is pulled out forward. The front of the drawer body 2 is prevented from tilting downward together with the drawer-type furniture unit 1.例文帳に追加

Specifically, the engaging portions 4 provided on both the left and right sides of the lower portion of the drawer-type furniture unit 1 are engaged with the engagement receiving portions 5 provided on both the left and right sides of the upper portion of the drawer-type furniture unit 1. In addition, the fall prevention locking mechanism 3 is provided for detachably locking both the upper and lower drawer-type furniture units 1 .

The left and right locking portions 4 and locking receiving portions 5 are arranged at equal intervals P1 inward from the left and right ends of the drawer-type furniture unit 1, and the lower layer units are arranged side by side. When another drawer-type furniture unit 1 is stacked between the drawer-type furniture units 1 arranged side by side on the layer L, either of the left or right locking portions 4 of the upper drawer-type furniture unit 1 The small-sized furniture unit 1A and the medium-sized furniture unit are arranged so that one or both of them can be locked to the lock receiving portion 5 of the lower-layer drawer-type furniture unit 1 straddled by the upper-layer drawer-type furniture unit 1. The left and right width dimensions of 1B and the large furniture unit 1C are set.

That is, the left and right width dimensions of the drawer-type furniture units 1 stacked vertically are not the same, and another drawer-type furniture unit 1 straddles above the drawer-type furniture units 1 in the lower unit parallel layer L. Even when the drawer-type furniture unit 1 on the upper layer is stacked, the engaging portion 4 of the drawer-type furniture unit 1 on the upper layer is engaged with the engagement receiving portion 5 of the drawer-type furniture unit 1 on the unit parallel layer L on the lower layer to prevent the collapse. The stop mechanism 3 will function.

A specific embodiment of the present invention will be described with reference to the drawings.

The combination storage furniture A of the present embodiment includes a plurality of drawer-type furniture units 1 which have drawer bodies 2 which can be pulled out forward and which can be stacked vertically.

To explain the drawer-type furniture unit 1 of this embodiment, a drawer storage portion (not shown) is provided in a storage body 8 that can be stacked vertically, and the drawer body 2 is slidably drawn forward in the drawer storage portion. are housed.

Although not shown in detail, the storage body 8 is formed (integrally molded) in such a manner that the left and right side walls and the rear wall are connected to the left and right ends and the rear end of the bottom wall. It consists of a synthetic resin base portion and a synthetic resin top wall portion (ceiling portion) formed (integrally molded) in a shape substantially matching the shape of the upper opening of the base portion, and the upper portion of the base portion. By locking and fixing the top wall portion to the opening so as to block the upper opening, the synthetic resin body having a substantially square shape in plan view and an open front surface as shown in FIGS. 1 to 3 , and the internal space of the storage body 8 is configured as the drawer storage portion.

In addition, the top wall portion of the storage main body 8 is provided with rising projections 6 around the entire circumference of the outer peripheral edge, so that the inner portion excluding the rising projections 6 is shallowly recessed downward. The drawer-type furniture unit 1 is vertically formed (integrally molded) by placing a grounding leg 10 at the bottom of the storage body 8 of another drawer-type furniture unit 1 on the concave surface 9. Stacked (stacked), at this time, the grounding leg 10 of the drawer-type furniture unit 1 in the upper layer comes into contact with the raised protrusion 6 of the drawer-type furniture unit 1 in the lower layer, so that the upper and lower drawer-type furniture units 1 are brought into contact with each other. It is configured to be positioned (see FIGS. 5, 6, 7 and 10).

In addition, as shown in FIGS. 1 to 3, the drawer-type furniture unit 1 of this embodiment includes three types having the same height width dimension and depth width dimension and different left and right width dimensions. It consists of a small furniture unit 1A with the smallest lateral width, a medium-sized furniture unit 1B with a larger lateral width than the small furniture unit 1A, and a large furniture unit 1C with a larger lateral width than the medium-sized furniture unit 1B.

More specifically, the medium-sized furniture unit 1B has a lateral width dimension that is 1.5 times the lateral width dimension of the small-sized furniture unit 1A, and the large-sized furniture unit 1C has a lateral width dimension that is the lateral width dimension of the small-sized furniture unit 1A. It is set in a shape having double the left and right width dimensions. For example, the small furniture unit 1A has a lateral width of 26 cm, the medium furniture unit 1B has a lateral width of 39 cm, and the large furniture unit 1C has a lateral width of 52 cm.

Then, another drawer-type furniture unit selected from the three types of drawer-type furniture units 1 is placed on the unit side-by-side layer L formed by arranging two or more pieces selected from the three types of drawer-type furniture units 1 horizontally. By stacking another unit-arranged layer L formed by arranging two or more pieces selected from the furniture unit 1 or the three types of drawer-type furniture units 1 horizontally, the drawer has a plurality of upper and lower stages and can be arranged horizontally. Also, it is constructed so that a large-capacity drawer storage in which a plurality of drawers are continuously arranged can be constructed.

The drawing shows an example of construction of combined storage furniture in which the drawer-type furniture units 1 are stacked in two tiers, but not limited to this, it is also possible to build combined storage furniture by stacking three or more tiers. .

At this time, for example, as shown in FIG. 5, the large furniture unit 1C is placed on the unit-arranged layer L1 formed by arranging the medium-sized furniture unit 1B on the right side of the small-sized furniture unit 1A, and the right end of the large-sized furniture unit 1C is placed on the medium-sized furniture in the lower layer. A unit side-by-side layer L2 formed by arranging a medium-sized furniture unit 1B on the right side of a large-sized furniture unit 1C as shown in FIG. A unit-arranged layer L3 formed by arranging small-sized furniture units 1A on both sides of a medium-sized furniture unit 1B so as to have the same horizontal width as the unit-arranged layer L2 is stacked on the unit-arranged layer L3 to form a two-tiered box-shaped drawer storage. Alternatively, as shown in FIG. 7, on the unit juxtaposed layer L4 formed by arranging two medium-sized furniture units 1B side by side, a large furniture unit is placed on the unit juxtaposed layer L4 so that the horizontal width is the same as that of the unit juxtaposed layer L4. When a unit-arranged layer L5 formed by arranging small furniture units 1A is stacked on the right side of 1C to construct a two-tiered box-shaped drawer storage, the lower unit-arranged layers L (L1, L2, L4) are stacked. The drawer-type furniture units 1 in the upper layer are stacked so as to straddle between the drawer-type furniture units 1 arranged side by side. By avoiding the rising projections 6 of the drawer-type furniture units 1 arranged side by side in the unit parallel layer L with the recesses 7, the drawer-type furniture units 1 in the upper layer can be connected to the units in the lower layer. It is constructed so that it can be stacked across the space between the drawer-type furniture units 1 of the side-by-side layer L without any trouble.

Specifically, as shown in FIGS. 1(b), 2(b), and 3(b), the bottom of the drawer-type furniture unit 1 (storage main body 8) is provided along its outer peripheral edge. A quadrangular frame-shaped ridge projecting downward is provided (integrally molded) at a position slightly inside the outer peripheral edge, and this downward ridge is configured as the grounding leg 10, and this Notched recesses are provided (integrally molded) so as to be recessed upward in the front and rear portions of the grounding leg 10 , and the front and rear notched recesses are configured as the recesses 7 .

Further, the recess 7 is formed in a shape having a recess width slightly larger than two widths of the left and right portions of the rising projection 6, so that the drawer-type furniture units 1 arranged in the left and right are arranged. The grounding leg 10 of the upper drawer-type furniture unit 1 can be placed on the concave surface 9 of the drawer-type furniture unit 1 of the lower unit-arranged layer L while avoiding the adjacent rising protrusions 6. (See FIGS. 5-7).

The small-sized furniture unit 1A is provided with the recessed portion 7 at one location in the middle position in the left-right direction in the front and rear portions of the grounding leg 10 (see FIG. 1(b)), and the medium-sized furniture unit 1B is provided with: The recesses 7 are provided in two positions on the left and right in the front and rear portions of the ground leg 10 (see FIG. 2(b)). The recesses 7 are provided at three locations, namely, the middle position and the left and right positions in the direction (see FIG. 3(b)).

Furthermore, the distance P2 from the left end of the small furniture unit 1A to the recess 7, the distance P2 from the left end of the medium furniture unit 1B to the recess 7 on the left, and the left end of the large furniture unit 1C a distance P2 from the right end of the small furniture unit 1A to the recess 7; a distance P2 from the right end of the medium-sized furniture unit 1B to the recess 7 on the right; , and the interval P2 from the right end of the large furniture unit 1C to the recess 7 on the right side are all set to be the same interval (see FIG. 4).

The medium-sized furniture unit 1B having a plurality of recesses 7 and the large-sized furniture unit 1C are separated from each other by a distance P3 between the left and right recesses 7 of the medium-sized furniture unit 1B and an intermediate space between the recesses 7 on the left side of the large-sized furniture unit 1C. The interval P3 between the recess 7 of the large furniture unit 1C and the interval P3 between the recess 7 on the right side of the large furniture unit 1C and the recess 7 in the middle are all set to be the same interval. The interval P3 is set to be slightly smaller than the interval P2 (see FIG. 4).

By setting the intervals P2 and P3 in this way, it is possible to arrange the lower unit juxtaposed layer L side by side regardless of the combination construction example shown in FIGS. It has been confirmed by the applicant's prototype experiment that the furniture unit 1 on the upper layer can be stacked between the drawer-type furniture units 1 while avoiding the rising projections 6 by the recesses 7 .

In addition, on the rear surface of the rear portion of the grounding leg 10, at a portion adjacent to the recess 7, the upper drawer-type furniture unit 1 or the upper unit is arranged side by side between the drawer-type furniture units 1 of the lower unit side-by-side layer L. When the drawer-type furniture unit 1 of the layer L is straddled and stacked, an avoiding concave portion 12 is provided (integrally molded) for avoiding the locking portion 4 described later and the locking receiving portion 5 that is not locked. ) (see FIGS. 4 and 8). More specifically, in the small-sized furniture unit 1A, the avoidance recesses 12 are provided on the left and right sides of the rear rear surface of the ground leg 10 adjacent to the recesses 7 (see FIG. 4(a)). In the unit 1B and the large furniture unit 1C, it is provided on the left side adjacent to the left recess 7 and the right side adjacent to the right recess 7 on the rear rear surface of the grounding leg 10 (Fig. 4(b) ) (c)).

In addition, in this embodiment, when another drawer-type furniture unit 1 is loaded on the top, both are detachably locked, and the drawer body 2 in the loaded drawer-type furniture unit 1 is pulled forward. A fall-prevention locking mechanism 3 is provided to prevent the front of the drawer body 2 from tilting downward together with the drawer-type furniture unit 1 when the drawer-type furniture unit 1 is closed. Locking portions 4 are provided on both left and right sides of the lower portion of the drawer-type furniture unit 1, and lock receiving portions 5 to which the locking portions 4 are locked are provided on both left and right sides of the upper portion of the drawer-type furniture unit 1. As shown in FIG.

Specifically, on both the left and right sides of the rear bottom portion of the storage body 8, projections that are long in the left-right direction and protrude rearward are formed (integrally molded), and these rearward projections are configured as the locking portions 4. At the same time, on both left and right sides of the upper rear portion of the storage body 8, projections that protrude forward in the left-right direction are formed (integrally molded). .

More specifically, as shown in FIG. 8, the grounding leg 10 of the storage body 8 has the rear surfaces of the left and right rear portions thereof recessed in a forwardly recessed shape. A rearward convex flange projecting horizontally rearward in a short thin plate shape is formed (integrally molded) (the recessed portion 11 is formed in a form in which the convex flange remains), and in this recessed portion 11 is configured as the locking portion 4 projecting backward in the left-right direction.

On the other hand, on the left and right sides of the rising protrusion 6 at the rear of the top wall of the housing body 8, there is a short thin-plate-shaped protrusion that protrudes horizontally forward with the same lateral width as the locking section 4 (the recessed section 11). A flange portion is formed (integrally molded), and the convex flange portion protrudes forward in the left-right direction and is configured as the locking receiving portion 5 that can be inserted into the concave portion 11 .

Then, another drawer-type furniture unit 1 is placed on the ceiling wall of (the storage body 8 of) the drawer-type furniture unit 1 from above while shifting its position forward, so that the drawer-type furniture unit 1 in the lower layer is placed. The left and right parts of the grounding legs 10 of the upper drawer-type furniture unit 1 are placed on the front part of the rising protrusion 6 (the upper drawer-type furniture unit 1 is placed in an inclined state with the front side slightly upward. ), and thereafter, the upper drawer-type furniture unit 1 is slid rearward relative to the lower drawer-type furniture unit 1 so that the engaging portion 4 of the upper drawer-type furniture unit 1 is engaged with the lower drawer-type furniture unit 1. Positioned below the locking receiving portion 5 (the locking receiving portion 5 of the lower drawer-type furniture unit 1 is inserted into the concave portion 11 of the upper drawer-type furniture unit 1). , upper and lower drawer-type furniture units 1 (storage bodies 8 thereof) can be engaged and connected to each other. It is configured to be placed (loaded) in the same horizontal state as the drawer-type furniture unit 1 in the lower layer.

Further, in this embodiment, when the drawer-type furniture unit 1 is vertically stacked and the locking portion 4 is positioned below the locking receiving portion 5, the locking portion 4 and the locking receiving portion 5 are separated from each other. are not locked at all times, but are spaced vertically at small intervals (see FIG. 9). That is, when the drawer body 2 of the upper drawer-type furniture unit 1 is pulled out and the rear portion of the upper drawer-type furniture unit 1 (storage main body 8) is slightly lifted upward, the locking portion of the upper storage main body 8 is lifted. 4 moves upward, the upper surface of this locking portion 4 is surface-locked to the lower surface of the locking receiving portion 5 of the storage main body 8 in the lower layer, and the locking portion 4 moves upward with respect to the locking receiving portion 5 (lower layer Lifting of the rear part of the drawer-type furniture unit 1 in the upper layer relative to the drawer-type furniture unit 1 is prevented (see FIG. 10). Although not shown, a configuration may be adopted in which the locking portion 4 is always locked to the locking receiving portion 5 when the drawer-type furniture unit 1 is stacked vertically.

In this embodiment, the left and right locking portions 4 and locking receiving portions 5 are arranged at equal intervals P1 inward from the left and right ends of the storage body 8 of the drawer-type furniture unit 1. ing.

Specifically, the left and right locking portions 4 are connected to both the left and right ends of the storage body 8 and the recesses 7 (in the case of the medium-sized furniture unit 1B and the large-sized furniture unit 1C, the left and right sides closest to the left and right ends of the storage body 8). 7), that is, from the left and right ends of the housing body 8 to the rear surface positions of the rear left and right parts of the ground leg 10 at a distance P1 smaller than the distance P3 than the distance P2. The left and right locking receiving portions 5 are provided at the left and right rear portions of the rising projections 6 spaced apart from the left and right ends of the storage body 8 by a distance P1 from the left and right end portions of the storage body 8 so as to correspond to the left and right locking portions 4. (See Figure 4). More specifically, this embodiment is designed to facilitate insertion of the lock receiving portion 5 into the recessed portion 11 in which the locking portion 4 exists (to make it easier to lock the locking portion 4 to the lock receiving portion 5). Therefore, the distance between the left and right locking receiving portions 5 from the left and right ends of the housing body 8 is set slightly longer than the distance between the left and right locking portions 4 from the left and right ends of the housing body 8. Strictly speaking, the distance between the left and right locking parts 4 and the left and right ends of the drawer-type furniture unit 1 and the distance between the left and right locking receiving parts 5 and the left and right ends of the drawer-type furniture unit 1 are equal. However, there is a statement in claim 1 that ``the left and right locking parts and the locking receiving parts are arranged at positions equidistantly spaced inward from the left and right ends of the drawer-type furniture unit.'' , as in this embodiment, the distance from the right and left locking portions 4 and the drawer-type furniture unit 1 (storage main body 8) from the left and right ends, the left and right locking receiving portions 5 and the drawer-type furniture unit 1 (storage unit 8) It is used in the sense that the distance from the left and right ends of the main body 8) is slightly different.

Further, the concave portion 11 in which the engaging portion 4 is provided is configured to have the same lateral width in all of the small furniture unit 1A, the medium-sized furniture unit 1B, and the large-sized furniture unit 1C. Therefore, the interval width dimension from this recessed portion 11 to the adjacent recessed portion 7 is also configured to have the same interval width dimension.

The engagement portion 4 and the engagement receiving portion 5 are arranged as described above, and the left and right width dimensions of the small furniture unit 1A, the medium size furniture unit 1B, and the large size furniture unit 1C are configured as described above. As a result, when another drawer-type furniture unit 1 is stacked so as to straddle between the drawer-type furniture units 1 on the unit parallel layer L, the left and right of the drawer-type furniture unit 1 on the upper layer are stacked. Either one or both of the locking portions 4 are configured to be able to lock to the locking receiving portions 5 of the drawer-type furniture unit 1 of the lower unit-arranged layer L. As shown in FIG.

Specifically, for example, in the construction example of the combination storage furniture shown in FIG. As well as being locked to the right locking receiving portion 5, the right locking portion 4 of the upper large furniture unit 1C engages the right locking receiving portion 5 of the right medium-sized furniture unit 1B of the lower unit side-by-side layer L1. When locked, the fall prevention locking mechanism 3 functions on the large furniture unit 1C on the upper layer. In this case, the locking receiving portion 5 on the left side of the medium-sized furniture unit 1B on the right side of the lower layer is arranged in the avoidance recess 12 of the large-sized furniture unit 1C on the upper layer.

In the construction example of the combination storage furniture shown in FIG. 6, the small furniture unit 1A on the left side of the upper unit side-by-side layer L3 has only the left locking portion 4 on the left side of the lower unit side-by-side layer L2. The lock receiving portion 5 on the left side of the large furniture unit 1C is locked (the locking portion 4 on the right side of the small furniture unit 1A on the left side of the upper layer is in a non-locked state), and the small furniture unit 1A on the left side of the upper layer is engaged to prevent falling. The locking mechanism 3 functions, and the middle-sized furniture unit 1B on the upper unit-arranged layer L3 has only the right locking portion 4 engaged with the left-hand medium-sized furniture unit 1C on the right-hand side of the lower unit-arranged layer L2. Locked to the receiving portion 5 (locking portion 4 on the left side of the medium-sized furniture unit 1B in the middle of the upper layer is in a non-locked state), the fall prevention locking mechanism 3 functions on the medium-sized furniture unit 1B in the middle of the upper layer, and the upper layer The small furniture unit 1A on the right side of the unit side-by-side layer L3 has only the right locking portion 4 locked to the locking receiving portion 5 on the right side of the medium-sized furniture unit 1C on the right side of the lower unit side-by-side layer L2 (the right side of the upper layer). The locking portion 4 on the left side of the small furniture unit 1A is in the unlocked state), and the fall prevention locking mechanism 3 functions on the small furniture unit 1A on the right side of the upper layer. In this case, the locking receiving portion 5 on the right side of the large-sized furniture unit 1C on the left side of the lower layer is arranged in the avoiding concave portion 12 of the medium-sized furniture unit 1B on the middle of the upper layer.

In the construction example of the combination storage furniture shown in FIG. 7, the large furniture unit 1C on the left side of the upper unit side-by-side layer L5 has the left locking portion 4 of the middle size furniture unit on the left side of the lower unit side-by-side layer L4. The right engaging portion 4 of the large furniture unit 1C on the left side of the upper layer is engaged with the engaging portion 5 on the left side of the furniture unit 1B, and the engaging portion 4 on the right side of the large furniture unit 1C on the left side of the lower layer is engaged with the left side of the medium sized furniture unit 1B on the right side of the lower unit parallel layer L4. The large furniture unit 1C on the left side of the upper layer is engaged with the stop receiving portion 5 so that the anti-falling locking mechanism 3 functions. is locked to the locking receiving portion 5 on the right side of the medium-sized furniture unit 1B on the right side of the lower unit parallel layer L4 (the locking portion 4 on the left side of the small furniture unit 1A on the right side of the upper layer is in an unlocked state). The fall prevention locking mechanism 3 functions on the small furniture unit 1A on the right side of the upper layer. In this case, the locking receiving portion 5 on the right side of the middle-sized furniture unit 1C on the left side of the lower layer is arranged in the avoidance recess 12 of the large-sized furniture unit 1C on the left side of the upper layer.

It should be noted that the present invention is not limited to this embodiment, and the specific configuration of each component can be appropriately designed.

1 Drawer type furniture unit 1A Small furniture unit 1B Medium size furniture unit 1C Large furniture unit 2 Drawer body 3 Collapse prevention locking mechanism 4 Locking part 5 Lock receiving part 6 Rising convex part 7 Concave part A Combined storage furniture L Unit parallel layer P1 interval

Claims (4)

Equipped with a plurality of vertically loadable drawer-type furniture units having a drawer body that can be drawn forward,
The drawer-type furniture unit consists of three types: a small furniture unit, a medium-sized furniture unit with a lateral width larger than the small furniture unit, and a large furniture unit with a lateral width larger than the medium-sized furniture unit,
Another drawer-type furniture unit selected from the three types of drawer-type furniture units is loaded on the unit juxtaposed layer formed by arranging two or more drawer-type furniture units selected from the three types of drawer-type furniture units side by side. In a combination storage furniture configured to construct multiple levels of drawer storage with
When another drawer-type furniture unit is loaded on the upper part of the drawer-type furniture unit, both of the drawer-type furniture units are detachably locked, and when the drawer body in the loaded drawer-type furniture unit is pulled out forward. A fall prevention locking mechanism is provided to prevent the front of the drawer body from tilting downward for each drawer-type furniture unit,
The fall prevention locking mechanism has locking portions provided on both left and right sides of the lower portion of the drawer-type furniture unit, and lock receiving portions to which the locking portions are locked are provided on both left and right sides of the upper portion of the drawer-type furniture unit. ,
The left and right locking portions and locking receiving portions of the fall prevention locking mechanism are arranged at positions equidistant from the right and left end portions of the drawer-type furniture unit toward the inner side, and the unit side-by-side layer When another drawer-type furniture unit is stacked between the drawer-type furniture units in the upper layer, either one or both of the left and right locking portions of the drawer-type furniture unit in the upper layer may be in contact with the unit in the lower layer. The lateral width dimensions of the small furniture unit, the medium size furniture unit and the large size furniture unit are set so as to be able to be locked to the lock receiving portion 5 of the drawer-type furniture unit in the parallel layer. Combination storage furniture. The drawer-type furniture unit comprises the small furniture unit, the medium size furniture unit having a width dimension 1.5 times as large as the width dimension of the small furniture unit, and the width dimension twice as large as the width dimension of the small furniture unit. 2. The combined storage furniture according to claim 1, wherein said large furniture units comprise three types. The drawer-type furniture unit is provided with a raised projection on the outer peripheral edge of the ceiling on which another drawer-type furniture unit can be loaded, and the position of the drawer-type furniture unit is displaced by contact with the raised projection. is configured to prevent
This drawer-type furniture unit is provided with a recess for avoiding the rising projection on the bottom, and this recess avoids the rising projection of the drawer-type furniture unit juxtaposed on the unit-arranged layer. 2. The combination storage furniture according to claim 1, wherein the drawer-type furniture units in the unit juxtaposed layer are stacked over the drawer-type furniture units in the lower unit juxtaposed layer. The recesses are arranged inside the right and left engaging portions and are arranged at equal intervals from the left and right engaging portions, or may be arranged at the left engaging portion or the right engaging portion. 4. The combined storage furniture according to claim 3, wherein the combined storage furniture is arranged at a position spaced from the part by a predetermined distance.

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