JP3297003B2 - Underfloor storage - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an underfloor storage. More specifically, the invention of this application achieves commonality of members with a fixed type underfloor storage, has good workability when replacing with a fixed type in extension or remodeling, and has excellent stopping accuracy. The invention also relates to an improved electric under-floor storage.

[0002]

2. Description of the Related Art Conventionally, on the floor of a kitchen or the like, an underfloor storage for storing foods, stock beer, seasonings, cooking oil and the like has been known. As one type of this underfloor storage, as shown in FIG. 6, for example, a storage main body box (1) is extended above a floor surface (2) by an elevation drive device arranged under the floor, or There is a practical use of an electric hoisting / floor underfloor storage that can freely store under the floor. As the underfloor storage, there is known a self-standing type in which the lid (3) can be made to stand independently by leaning on the opening end (21) of the floor surface as shown in FIG. A lid type that can be detached manually is also considered.

[0003] Such a vertically movable storage box is excellent in use of a space under the floor like a fixed storage box in which a main body box is fixed under the floor, and as shown in FIG. In the state where 1) is overhanging, there is the convenience that it can be taken in and out of a storage placed on the floor (2), and it has a feature that even elderly people and children can easily put in and out.

[0004] The above-mentioned electric lift-type underfloor storage with good convenience has the structure shown in FIGS. 7 and 8 more specifically. That is, as shown in the front view of FIG. 7 and the side view of FIG.
Upper frame (4), four lower frames (5), and a vertical frame (6), which are arranged around the periphery of the opening (21).
An elevating drive mechanism (8) is arranged on both sides of the opposite side surface of the frame structure basically constituted by the intermediate horizontal frame (7). The lifting drive mechanism (8) includes an electric motor (81), a gear (82), and an X-arm mechanism (83). The X-arm mechanism (83) allows the bottom plate (9) to freely move up and down, and the main body box (1) placed on the bottom plate (9) extends over the floor (2) as shown in FIG. And can be stored under the floor.

[0005] The bottom plate (9) is composed of an angle member or the like, and is bridged between the upper frame (4) and the lower frame (5) via left and right sliders (10) provided on the bottom plate (9). It is configured to stably move up and down along the two left and right guide rails (11).

[0006]

However, as described above, although it is an electric lifting type underfloor storage excellent in convenience, as shown in FIG. The lifting drive mechanism (8) is provided on the frame member so that the lifting of the bottom plate (9) by the X-arm mechanism (83) is not hindered by interference between the plate (9) and the lifting drive mechanism (8). Because it is located on the side of the business trip, even if the frame structure itself is the same size as the fixed underfloor storage, due to this projecting, it will be replaced from the fixed type at the time of extension and remodeling In this case, the opening area of the floor surface (2) must be larger, and when the storage is dropped from the opening below the floor, even if the lower frame (5) passes through the opening, Elevating drive mechanism ( ) Floor surface opening end of (2) (21)
There is also a problem that the electric motor (81) may be damaged by interfering with the joists on the floor and the underside of the floor, and the burden and obstacles during construction are inevitable.

Along with the projection, a fixed frame (12) made of aluminum or the like provided at the opening end (21).
In addition, the lid frame (13) also needs to be prepared as a dedicated member different from the case of the fixed storage, and there is a problem that the mass production effect cannot be used commonly for the fixed type and the lift type. Further, in the conventional case, as shown in FIG. 7, the upper frame (4) is longer than the lower frame (5) with the protrusion of the lifting / lowering drive mechanism (8). not Hakare is common as a frame member, also controls the box so as to avoid interference with the X-arm mechanism (83), open end (21) near to the control of the lifting drive mechanism (8) for the frame structure portions are directly attached only at the time of mounting construction of the storage case, it has been the construction problem that must cut out the joists disposed under the floor surface.

[0008] Also only, in the conventional electric elevating the underfloor storage case, the stop position, as had been to stop the elevator is detected by the limit switch, the problem to be improved is the accuracy of the stop It was left Tei. Therefore, the invention of this application solves the above-mentioned conventional problems with respect to an electric lifting type underfloor storage, suppresses the burden and trouble of construction when replacing with a fixed type in extension and remodeling, and provides a fixed storage type. It is an object of the present invention to provide an improved new under-floor storage, which can enhance the mass production effect by sharing members with the storage and can also improve the stopping accuracy.

[0009]

In order to solve the above-mentioned problems, the invention of the present application is to provide a lifting / lowering drive mechanism on a frame structure disposed under the floor, and to raise / lower a bottom plate by the lifting / lowering drive mechanism. An electric lifting and lowering underfloor storage in which a main body box placed on a plate can be housed under the floor and overhanged on the floor surface, and the main body box has a side surface on which a lifting drive mechanism is disposed. , A draft angle is provided toward the bottom surface, the bottom plate has a size along the bottom surface of the main body box, and the lifting / lowering drive mechanism adjusts the length of the lower frame of the frame structure along with the draft angle. It is arranged in the dimension frame and has a shape with the top cut out corresponding to the joist position
Control box for driving
An underfloor storage (claim 1) is provided which is attached .

Further, the invention of this application is characterized in that, in the storage, the length of each of the upper and lower frames of the frame structure is the same, and the underfloor storage (claim 2) , A limit switch is provided on the bracket that fixes the guide rails for lifting and lowering the tom plate to the frame structure.
The mounting Keru brackets are integrated, a slider bracket which moves on the guide rail can also provide underfloor storage box, wherein (claim 3), which is structured to hit the limit switch directly.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION The underfloor storage of the invention of this application is :
Although those having features as on more than, the following examples further detail describes embodiments of the underfloor storage box of the present invention.

[0012]

1, 2 and 3 of the accompanying drawings are a front view, a side view and a plan view showing an example of an underfloor storage of the present invention. For example, in the embodiments illustrated in these drawings, first, similarly to the conventional case, an elevation drive mechanism (8) is arranged on a frame structure arranged under the floor with respect to the floor surface (2), and this elevation drive mechanism is provided. The photon plate (9) is raised and lowered by (8), and the main body box (1) placed on the bottom plate (9) can be placed under the floor and overhanged on the floor surface (2).

The frame structure includes an upper frame (4),
It is basically constituted by a lower frame (5), a vertical frame (6) and an intermediate horizontal frame (7). The lifting drive mechanism (8) is composed of an electric motor (81), a gear (82), an X-arm mechanism (83), and the like, as in the related art. X arm mechanism (8 3), and operated by receiving a driving force of the electric motor (81), so that lifting and lowering the bottom plate (9). In this example, the bottom plate (9) is provided with a slider (10).
, One guide rail (1) at a substantially central portion bridged between the upper frame ( 4 ) and the lower frame (5).
In accordance with 1), it is possible to ascend and descend stably while suppressing the shaking.

In the above configuration example, the invention of this application
The characteristic feature of the underfloor storage is that, first, the main body box (1) has a bottom surface (10) on a side surface on which the elevation drive mechanism (8) is disposed.
A draft (102) leading to 1) is provided, and the bottom plate (9) extends along the bottom surface of the main body box (1) having dimensions smaller than before due to the draft (102). It has a smaller size. Then, with the formation of the draft (102) and the change in the size of the bottom plate (9) from the conventional one, the lifting drive mechanism (8) moves the length dimension of the lower frame (5) of the frame structure. More specifically, the lower frame (5) is attached to the side of the frame structure without projecting from the range (L1) shown in FIG. 1 of the lower frame (5).

[0015] With the above feature, in the bed Storage under the invention of this application, the elevation driving mechanism (8) is, travels to the side of the frame structure as in a conventional underfloor <br/> repository Rukoto is not name. In addition, the lifting drive mechanism (8) is provided with an electric motor (8).
In both 1) and the X-arm mechanism (83), interference with the bottom plate (9) and the main body box (1)
It Rukoto without any, can Rukoto to perform smoothly the elevation
You .

For this reason, the size of the frame structure can be the same as that of the fixed type underfloor storage in its plane dimensions, and the size of the opening of the floor surface (2) may be the same. Therefore, it is not necessary to enlarge the opening even when replacing a fixed type with an elevating type when adding or renovating. Also, when the underfloor storage is dropped below the floor from the opening and is arranged, the lifting drive mechanism (8) interferes with the opening end (21) and the joist of the floor lower surface as in the related art, and the motor (81) or the like is used. There is no fear of damaging. Workability is good.

Further, the fixed frame (12) and the lid frame (13) made of aluminum or the like provided at the opening end (21) can have the same standard as that of the fixed underfloor storage, so that the conventional lifting and lowering can be performed. It is not necessary to prepare as a dedicated member as in the underfloor storage, and the mass production effect is also improved. Furthermore, since the lifting drive mechanism (8) is not traveled from the side of the frame structure and is set within the length (L ₁ ) of the lower frame (5), the upper frame (4) Dimensions (L
Regarding ₂ ), the same dimensions (L ₁ = L ₂ ) as the lower frame (5) can be used.

This point is a second feature of the liftable underfloor storage of the present invention. With common members of the upper frame (4) and the lower frame (5) is achieved, when taken <br/> with construction, the lower frame as in the prior (5)
There is no problem of damaging the floor surface (2) or the joist under the floor due to the upper frame (4) longer than the length of the upper frame.

As shown in the plan view of FIG. 3, for the bottom plate (9), the cover member (91) is fixed on the lower frame (5) formed with a gap by an angle member. Is also valid. When the main body box (1) is removed for cleaning or the like at the time of ascending, the cover member (91) is provided for security so that troubles may not be caused by putting a hand and touching the elevating drive mechanism (8). It has an effect, and by making this cover member (91) transparent, it can be prevented from stepping on during construction.
You.

FIG. 4 is a sectional view showing a mounting portion of the control box (14) of the example shown in FIGS. 1 to 3. In the underfloor storage of the invention of this application , FIG. As illustrated, the drive control box (14)
Has a shape in which the upper part is cut out corresponding to the joist (15), and is attached to the joist (15) via the upper frame (4) and the intermediate horizontal frame (7).

[0021] In the prior art, the open end (21) near the upper frame (5), together with the attachment of the vertical frame (6) and the intermediate frame (7), a straight <br/> contact mounted control box (14) However, there was a problem that the joists (5) arranged on the lower surface of the floor had to be cut off during installation work, but such a construction problem does not occur in the underfloor storage of the invention of this application. . On-site construction becomes easy.

Further, in the example shown in FIGS. 1 to 3, one guide rail (11) is bridged between the upper frame (4) and the lower frame (5).
1) guides the bottom plate (9) through the slider (10) so that the ascending and descending can be performed stably while suppressing the swing. In this configuration, FIG.
As shown in (B), a limit switch (17) is provided on a bracket (16) for fixing the guide rail (11) to the upper frame (4) and the lower frame (5).
The mounting bracket (18) is integrated, and the slider (10) bracket moving on the guide rail (11) directly hits the limit switch (17).

As for the detailed structure of the limit switch (17), FIG.
As shown in (1), a limit switch (17) is provided on the vertical frame (6), an arm-shaped limit dock (plate) (19) is provided on the slider (10) bracket, and a tip of the limit dock (plate) (19) is provided. Hits the limit switch (17), but if the guide rail (11) and the vertical frame (6) have poor assembly accuracy, the limit switch (17) cannot be hit, or the arm-shaped limit dock ( Since the plate (19) is long, the inclination of the bottom plate (9) is amplified, and there is a problem that the stop accuracy of the bottom plate (9) by the signal from the limit switch (17) tends to vary.

On the other hand, in the underfloor storage of the present invention , the slider (10) bracket moving on the guide rail (11) directly hits the limit switch (17) as described above. Therefore, a stable stop position can be obtained regardless of the assembly accuracy of the guide rail (11) and the vertical frame (6) as in the related art, and the influence of the deflection of the bottom plate (9) due to the unbalanced load is reduced. Can be.

Of course, the invention of this application is not limited by the above-described examples, and the details of the embodiments can be variously changed.

[0026]

In the invention of this application, as described in detail above by way of example, the conventional problems are solved,
Improvement that can reduce the burden and trouble of construction when replacing with a fixed type in extension and remodeling, improve the mass production effect by sharing the members with the fixed storage, and also improve the stopping accuracy It is possible to provide a new raised and lowered underfloor storage.

[Brief description of the drawings]

FIG. 1 is a front view showing an embodiment of an underfloor storage of the present invention.

FIG. 2 is a side view corresponding to FIG.

FIG. 3 is a plan view corresponding to FIG.

FIG. 4 is a cross-sectional view of a main part showing a mounting portion of the control box.

[5] The mounting of the limit switch is a main part front view showing a change to the structure of the embodiment of underfloor storage case of the invention of this application from a conventional structure.

FIG. 6 is a perspective view illustrating a vertically movable storage room.

FIG. 7 is a front view showing a conventional storage.

FIG. 8 is a side view corresponding to FIG. 7;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Main body box 2 Floor surface 21 Open end 3 Lid 4 Upper frame 5 Lower frame 6 Vertical frame 7 Intermediate horizontal frame 8 Elevating drive mechanism 81 Motor 82 Gear 83 X Arm mechanism 9 Bottom plate 91 Cover member 10 Slider 11 Guide rail 12 Fixed frame 13 lid frame 14 the control box 15 joists 16 bracket 17 limit switch 18 bracket 19 limits dock (plate) 101 bottom surface 102 draft

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-4-185866 (JP, A) JP-A-4-228770 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) E04F 19/08 103

Claims (3)

(57) [Claims] 1. A frame structure disposed under the floor is provided with an elevating drive mechanism. The elevating drive mechanism raises and lowers a bottom plate, and stores a main body box placed on the bottom plate under the floor and on a floor surface. It is an electric lift underfloor storage that can be freely extended to the main body box,
On the side surface where the lifting drive mechanism is arranged, a draft toward the bottom surface is provided, and the bottom plate has a size along the bottom surface of the main body box, and the lifting drive mechanism is associated with this draft, It is arranged in the length dimension in the frame of the lower frame of the frame structure, the upper roots
Drive control with a notched shape corresponding to the thick position
Box is attached to joist via upper frame
Underfloor storage box, characterized in that that. 2. The underfloor storage according to claim 1, wherein the length of each of the upper and lower frames of the frame structure is the same. 3. The underfloor storage according to claim 1 , wherein a guide rail for lifting and lowering the bottom plate is provided on a frame structure.
A limit switch is attached to the bracket fixed to the adult
Bracket on the guide rail
The rider bracket can strike the limit switch directly.
Under- floor storage, characterized by being built .