JP2002065383A - Structure of supporting shelf board - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure of supporting a shelf board which has a simple structure and enables a user to utilize a space, occupied by a shelf board in a horizontal state, effectively without taking out the shelf board. SOLUTION: A structure of supporting a shelf board has a pair of upright walls 1 which are facing each other and a shelf board 2 placed horizontally between the upright walls 1. A back part of the shelf board 2 is mounted in a manner that it can rotate while using a shaft perpendicular to the upright wall 1 as a rotating shaft. A shelf-supporting protrusion 3, which rises and sets, is placed on an inner side of the upright wall 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shelf holding structure having a pair of opposed standing walls and a shelf provided substantially horizontally between the standing walls.

[0002]

2. Description of the Related Art Conventionally, a shelf plate provided between a pair of opposed standing walls has a shelf receiving bar provided on the standing wall, and the shelf plate is engaged with the shelf receiving bar.

[0003] As a result, shelves can be attached and detached as needed, and limited space can be effectively utilized.

However, in this case, it is necessary to place the detached shelf board in another place. For this purpose, it is necessary to secure a place, and as a result, the shelf board can be detached as necessary. It was cumbersome, and once the shelf had been locked, it often ended its role without being removed.

Therefore, as shown in FIGS. 5 to 8, the shelf plate (2) is stored in the unit (14), and the unit (14) is embedded in the wall (11), whereby A type in which a shelf plate (2) is stored in the storage device has been devised. In this case, a shelf (2) for stool is drawn out from the unit (14) as necessary. A specific mechanism will be described. The shelf plate (2) is rotatably engaged inside the unit (14), and a support plate (12) is provided at the front edge of the shelf plate (2). And a support plate (12) to form a seat. The support plate (12) is provided rotatably with the shelf plate (2). When the shelf plate (2) is stored, the support plate (12) overlaps with the shelf plate (2) and is folded as a single plate. An arm (13) is provided below the shelf plate (2) to control the rotation angle range of the support plate (12), and the tip of the arm (13) is engaged with the back side of the support plate (12). The support plate (12) is fixed at a predetermined angle with respect to the shelf plate (2) by being stopped.

According to the present invention, the shelf board (2) can be easily stored in the unit (14), and the shelf board (2) can be stored.
Is not required, the shelf (2) is stored in the unit (14), and the space occupied by the shelf (2) in a substantially horizontal state can be effectively utilized as necessary. Was.

[0007]

However, in the above-mentioned prior art, a complicated mechanism is required for storing the support plate (12) in the wall (11).

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object a simple structure to effectively utilize the space occupied by a shelf plate in a substantially horizontal state without removing the shelf plate. It is an object of the present invention to provide a shelf board holding structure that can be used.

[0009]

According to a first aspect of the present invention, there is provided a shelf holding structure according to the present invention, wherein a pair of opposed upright walls and a substantially horizontal space are provided between the upright walls. In the shelf holding structure provided with the shelf provided in the above, the rear of the shelf is provided rotatably about an axis in a direction substantially perpendicular to the upright wall, and a shelf receiving projection is provided on the inner surface of the upright wall. .

Thus, the space occupied by the shelves in a substantially horizontal state can be effectively utilized without removing the shelves with a simple structure. That is, according to the present invention, when the shelf is used, the shelf receiving projection is projected to lock the shelf, and when the shelf is not used, the shelf receiving projection is stored on the inner surface of the upright wall to store the shelf. Since it can be set to a substantially vertical state, the surroundings of the upright wall can be easily cleared and a convenient space can be provided.

Further, in the shelf board holding structure of the present invention, as described in claim 2, the length of the shelf board is substantially the same as the inner width between the standing walls, and the shelf receiving projection is formed. It may be provided on both sides.

In this case, the holding of the shelf board is further strengthened. The holding strength is increased by receiving the shelves on both sides of the shelves.
It becomes stronger than the case where only one side is held. Further, by making the width of the shelf plate approximately equal to the inner width between the standing walls, it is possible to prevent the object placed on the shelf plate from falling from the side of the shelf plate.

In the shelf holding structure of the present invention, a latch is provided at a front edge of the shelf and a rear wall is provided at a rear portion of the upright wall. A recess for storing the shelf board above the pivot axis of the board and a latch receiver for receiving a latch on the upper side wall of the recess may be provided.

In this case, the shelf plate can be fixed in a state where the shelf plate is housed in the rear wall. That is, the shelf is stored in the recess provided on the rear wall, and the latch of the shelf is fixed by the latch receiver provided on the upper side wall of the recess. Since the shelf can be fixed in the recessed state, the space occupied by the shelf in a substantially horizontal state can be utilized without worrying that the shelf rotates and falls. Further, since the shelf is stored above the rotation axis of the shelf, when the shelf is pulled out, the shelf receiving projection can be protruded and locked by falling down from above.

In the shelf board holding structure according to the present invention, a top plate is provided at the top between the standing walls and a bottom plate is provided at the bottom between the standing walls to form a box-like body. A shelf plate may be provided inside the box.

In this case, the inside of the box can be effectively used. Since the inner space of the box-shaped body is surrounded by an upright wall, a back wall, a top plate, and a bottom plate, effective use of the space becomes even more important. The present invention in which a shelf plate that can be easily stored on the back wall is provided inside a box-like body in which the effective use of space is even more important can be said to be a useful invention.

In the shelf board holding structure of the present invention, the box-shaped body may be an elevator basket and the shelf board may be a stool.

In this case, the space inside the elevator basket can be effectively used. The inside of the elevator cage is particularly narrow in the building. However, facilities such as stools are desired even in a narrow space. This is because elevators run longer, such as elevators for high-rise buildings,
This is a particularly important factor when frequent use of the elderly, the physically handicapped, and the like is considered. On the other hand, some users use an elevator but do not particularly need a stool. The present invention can provide an elevator cage that can be used satisfactorily by such contradictory users. When a stool is required, the shelf receiving projection is projected to lock the shelf board, and when not required, the shelf receiving projection is stored and the shelf board is stored in the rear wall.

[0019]

DESCRIPTION OF THE PREFERRED EMBODIMENTS [First Embodiment] FIGS. 1 to 3
FIG. 1 is an explanatory diagram showing a shelf board holding structure according to one embodiment of the present invention.

The shelf board holding structure according to this embodiment comprises a pair of opposed standing walls (1) and a shelf board (2) provided substantially horizontally between the standing walls (1). In the shelf board holding structure provided with a shelf board, a rear portion of the shelf board (2) is rotatably provided around an axis in a direction substantially orthogonal to the upright wall, and a shelf receiving projection (3) which can be put into and out of the upright wall (1). Provided.

Further, in the shelf holding structure of the embodiment, the width of the shelf (2) is made substantially equal to the length between the standing walls (1), and Receiving projections (3) may be provided on both sides.

Further, in the shelf board holding structure of this embodiment, a latch (4) is provided at the front edge of the shelf board (2) and the rear wall (1) is provided at the rear of the upright wall (1). 5), a concave portion (6) for storing the shelf plate (2) above the rotation axis of the shelf plate (2) in the rear wall (5), and the concave portion (6).
A latch receiver (7) for receiving the latch (4) is provided on the upper side wall.

Further, the shelf board holding structure of the present embodiment has a top plate (8) at the top between the standing walls (2).
And a bottom plate (9) is provided at the bottom between the standing walls (2) to form a box-shaped body (10), and a shelf plate (2) is provided inside the box-shaped body (10).

In the shelf holding structure of this embodiment, the box-like body (10) is an elevator basket and the shelf (2) is a seat.

FIG. 1 shows the inside of the elevator basket. The elevator basket includes a shelf plate (2) rotatably engaged with the rear wall (5), and a projecting shelf receiving projection (3) for receiving the shelf plate (2).

The shelf plate (2) has a substantially rectangular shape and is strong enough to be used not only for loading but also for a person sitting thereon. The shelf plate (2) is thinner than the thickness of the rear wall (5). When the shelf plate (2) is stored in the concave portion (6) provided in the rear wall (5), the latch (4) provided with a handle provided on the front edge. ) Except for the handle portion (4a), it fits into the rear wall (5) without jumping out to the wall surface. Further, since the shelf receiving projections (3) are locked at the front part of the shelf (2), sufficient strength of the shelf (2) can be secured.

As shown in FIG. 2, the projecting shelf receiving projection (3) comprises a hole (3a) provided in the upright wall (1) and a projection main body (3c) having a spring (3b) disposed on the back surface. When the length of the projection body (3c) plus the contracted dimension of the spring (3b) is made substantially the same as the depth of the hole (3a), a large step is formed when the shelf receiving projection (3) is stored in the upright wall (1). It does not happen. Switching between the protruding state and the retracted state is performed by the protrusion main body (3
By pressing c) into the hole (3a), it is switched alternately.

As shown in FIG. 3, the handle-equipped latch (4) is connected to the handle part (4a) on the front side by a pivot axis of the latch provided in parallel with the pivot axis of the shelf (2). , And the back side latch portion (4b). The handle portion (4a) and the latch portion (4b) referred to here are merely functionally separated, and the latch (4) with a handle is such that the handle portion (4a) and the latch portion (4b) are integrated. In cross section,
The handle portion (4a) and the latch portion (4b) have a substantially orthogonal positional relationship, and the tip of the latch portion (4b) has a quarter-circle latch body (4c).
The arc-shaped cross section of c) is located on the back side of the standing wall (1).

The operation of the latch portion (4b) by the handle portion (4a) is performed using the phase shift of about 90 degrees. That is, as shown in FIG. 3, the handle portion (4a)
When the button faces downward, the latch portion (4b) is substantially horizontal, the latch body (4c) faces upward, and is engaged with the latch receiver (7). Here, when the handle portion (4a) is pulled forward to make it substantially horizontal, the latch portion (4b) faces downward, and the latch body (4c) comes off the latch receiver (7) and becomes substantially horizontal.
Thereby, the fixing of the shelf (2) is released, and the shelf (2) can be rotated.

Therefore, according to the shelf board holding structure described above, the space occupied by the shelf board (2) in a substantially horizontal state can be effectively utilized without removing the shelf board (2) with a simple structure. it can. That is, according to the present invention, when the shelf (2) is used, the shelf receiving projection (3) is projected to lock the shelf (2), and when the shelf (2) is not used, the standing wall is raised. (1) The shelf receiving projections (3) are stored on the inner surface so that the shelf plate (2) can be made substantially vertical, so that the surroundings of the upright wall (1) can be easily cleared and a convenient space is provided. be able to.

Further, the holding of the shelf plate (2) becomes strong. Since the shelf (2) is received on both sides of the shelf (2), the holding strength is increased. It becomes stronger than the case where only one side is held. Also, by making the width of the shelf (2) approximately equal to the inner width between the standing walls (1), it is possible to prevent the object placed on the shelf (2) from falling from the side of the shelf (2). Can be.

Further, the shelf plate (2) can be fixed in a state where it is housed in the rear wall (5). That is, the shelf (2) is stored in the recess (6) provided in the rear wall (5), and the latch (4) of the shelf (2) is stored in the latch receiver (7) provided on the upper side wall of the recess (6). Is fixed. Since the shelf plate (2) can be fixed in the recessed portion (6), the space occupied by the shelf plate (2) in a substantially horizontal state can be prevented from rotating and falling. It can be used without worry. Further, since the shelf (2) is stored above the rotation axis of the shelf (2),
When the shelf plate (2) is pulled out, the shelf receiving projection (3) can be locked by being turned down from above in a state where it is projected.

Further, the inside of the box-shaped body (10) can be effectively used.
Since the inner space of the box-shaped body (10) is surrounded by the upright wall (1), the back wall (5), the top plate (8), and the bottom plate (9), effective utilization of the space becomes even more important. It can be said that the present invention in which the shelf plate (2) which can be easily stored in the back wall (5) is provided inside the box-shaped body (10) in which the effective utilization of the space becomes more important, is a useful invention.

Further, the space inside the elevator cage can be effectively utilized. The inside of the elevator cage is particularly narrow in the building. However, facilities such as stools are desired even in a narrow space. This is a particularly important factor when an elevator is operated for a long time, for example, for an elevator for a high-rise building, or when frequent use by the elderly, the physically handicapped, and the like is considered. On the other hand, some users use an elevator but do not particularly need a stool. The present invention can provide an elevator cage that can be used satisfactorily by such contradictory users. When a stool is needed, the shelf receiving projections (3) are projected to lock the shelf (2). When not needed, the shelf receiving projections (3) are stored and the shelf (2) is put on the rear wall ( What is necessary is just to store it in 5).

Further, since there are no support legs below the shelf (2), the floor can be effectively used even when the shelf (2) is extended.

[Second Embodiment] FIG. 4 is an explanatory view showing a shelf board holding structure according to one embodiment of the present invention.

This embodiment differs from the first embodiment only in the shelf receiving projection (3) as shown in FIG. The shelf receiving projection (3) has an L-shaped hole (3a) provided in the upright wall (1) and a projection body (3c) having a substantially L-shaped cross section having a rotation axis at a corner. When the projection main body (3c) is stored, the cross-section of the projection main body (3c) and the cross-section of the hole (3a) have an L-shape. When the projection main body (3c) is in a protruding state, the projection main body (3c) rotates about 90 degrees about a rotation axis provided at a corner, so that the hole (3a)
And the L-shaped cross section of the projection body (3c) have a phase shift of 90 degrees. At this time, the projection body (3
c) One end of one side is hooked on the lower surface of the corner of the hole (3a), so that the projection body (3c) is fixed at a predetermined angle, in this case, approximately 90 degrees, and receives the shelf board (2). The strength which can endure is secured.

In addition to the above-described embodiment, the present invention may use the box-shaped body (10) as storage furniture. In this case, the shelves (2) can be stored according to the size of the storage items to be stored in the storage furniture, and a storage space having an appropriate size can be formed.

[0039]

As described above, according to the first aspect of the present invention, the space occupied by the shelves in a substantially horizontal state can be effectively utilized without removing the shelves with a simple structure.

According to the second aspect of the present invention, the holding of the shelf board is further strengthened.

According to the third aspect of the present invention, the shelf can be fixed in a state of being stored in the rear wall.

According to the fourth aspect of the present invention, the inside of the box can be effectively used.

According to the fifth aspect of the invention, the space inside the elevator cage can be effectively utilized.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing a shelf board holding structure according to a first embodiment of the present invention. (A) shows when the shelf is stored,
(B) shows when the shelf board is used.

FIG. 2 is a detailed sectional view showing a shelf receiving projection of the shelf board holding structure. (A) shows when the shelf receiving projection is stored, and (b) shows when the shelf receiving projection is projected.

FIG. 3 is a detailed sectional view showing a latch and a latch receiver of the shelf holding structure.

FIG. 4 is a detailed sectional view showing a shelf receiving projection of the shelf holding structure according to the second embodiment of the present invention. (A) shows when the shelf receiving projection is stored, and (b) shows when the shelf receiving projection is projected.

FIG. 5 is a schematic view showing a shelf board holding structure according to a conventional example of the present invention.

FIG. 6 is a schematic view showing a shelf board holding structure as a conventional example of the present invention.

FIG. 7 is a schematic view showing a shelf board holding structure as a conventional example of the present invention.

FIG. 8 is a schematic view showing a shelf board holding structure as a conventional example of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Standing wall 2 Shelf 3 Shelf receiving projection 4 Latch 5 Back wall 6 Depression 7 Latch receiving 8 Top plate 9 Bottom plate 10 Box-shaped body

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) A47B 95/02 503 A47B 95/02 503E 504 504G A47C 9/06 A47C 9/06

Claims (5)

[Claims] 1. A shelf holding structure comprising a pair of opposed standing walls and a shelf provided substantially horizontally between the standing walls, wherein a rear portion of the shelf is rotatable about an axis in a direction substantially orthogonal to the standing wall. And a shelf receiving projection which is provided on the inner surface of the upright wall so as to be able to move in and out. 2. The shelf board holding structure according to claim 1, wherein the length of the shelf board is substantially the same as the inner dimension of the width between the standing walls, and the shelf receiving projections are provided on both sides. 3. A latch is provided at a front edge of the shelf, and a rear wall is provided at a rear portion of the upright wall. A recess for storing the shelf above the rotation axis of the shelf, and an upper side wall of the recess. The shelf holding structure according to claim 1 or 2, further comprising a latch receiver for receiving the latch in (1). 4. A box-like body formed by providing a top plate at the top between standing walls and a bottom plate at the bottom between standing walls, and providing a shelf inside the box-like body. Shelf holding structure. 5. The shelf holding structure according to claim 4, wherein the box-like body is an elevator basket and the shelf is a seat.