JPH0711179B2 - Electric 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 electric underfloor storage attached to the floor of a kitchen or the like, and more particularly to an electric underfloor storage which can be selectively used by horizontally moving a plurality of storage cases.

[0002]

[Background Art and Problems Therefor] A pair of parallel horizontal guide rails are arranged under the floor located on the left and right of an opening provided on the floor of a kitchen or the like, and the horizontal guide rails support a plurality of storage cases. The present applicant has already proposed an electric underfloor storage (moving device for storage bodies) in which a mechanism is movably loaded and each storage case can be selectively moved below the opening by a horizontal movement drive device. (Actual application 1-1
18482).

By the way, in the horizontal movement drive device provided in this electric underfloor storage, a drive unit consisting of a drive motor and a reduction gear mechanism is attached to the underfloor located near the end of the horizontal guide rail, and the output of the drive unit is set. Part 1 of the pinion
A pair of geared wires are meshed at 80 ° opposite positions, and one end of each geared wire is connected to the left and right ends of the case support mechanism.

However, in such a horizontally moving drive device, since the drive portion needs to be installed deep inside the floor far away from the opening, the installation work cannot be easily performed, and the installation place is secured. There was a problem to be solved that it would be difficult.

The present invention solves the problems existing in the background art as described above, and secures a place for mounting the drive unit for horizontal movement and eliminates the need for mounting work, and makes it possible to significantly simplify the construction. For the purpose of providing.

[0006]

According to the present invention, a pair of horizontal guide rails 2 are arranged under the floor located on the left and right of the opening S, and a plurality of storage cases Cx and Cy are supported by the horizontal guide rails 2. In order to configure the electric underfloor storage 1 configured such that the case support mechanism 3 to be movably loaded is configured so that the storage cases Cx and Cy can be selectively moved below the opening S, in particular, the case support mechanism 3 Rotation drive unit 5
Is integrally provided, and the geared wires 7 and 7 are meshed with the output gear 6 of the rotary drive unit 5.
.. is fixed to the horizontal guide rail 2 side, and the other end is provided as a free end 7q ..

In this case, the case support mechanism 3 is composed of a plurality of case support frames 3x and 3y which correspond to the respective storage cases Cx and Cy and can be connected to each other, and one case support frame 3x is driven for horizontal movement. The device 4 can be provided and the rotary drive 5 includes a drive motor 9 and
It can be configured by a reduction gear mechanism 8 having a worm gear 10 and a worm wheel 11. Further, at one end of the geared wire 7 ..., fixing members 13, 13 which are detachable from the horizontal guide rail 2 ...
Is a position sensor 14 that detects the position of the free end 7q of the geared wire 7 and detects the position of the case support mechanism 3.
It is desirable to provide 15 and 16.

[0008]

According to the electric underfloor storage 1 according to the present invention, the rotation drive unit 5 and the geared wires 7 and the like forming the horizontal movement drive unit 4 are attached to the case support mechanism 3 in advance, and are formed as an integrated unit. Composed. At this time, the case support mechanism 3 is composed of a plurality of case support frames 3x and 3y corresponding to the storage cases Cx and Cy, and if the horizontal movement drive device 4 is attached to one case support frame 3x, each case support is supported. The frames 3x and 3y can be sequentially accommodated under the floor through the opening S, and after being loaded on the horizontal guide rails 2 ..., the case support frames 3x and 3y can be connected to each other. Then, by fixing the fixing members 13 to the horizontal guide rails 2 side, the self-propelled case support mechanism 3 is configured. In this way, the horizontal movement driving device 4 is installed at the same time when the case support mechanism 3 is loaded on the horizontal guide rail 2.

Therefore, the output gear 6 is rotated by the operation of the rotary drive unit 5, and the geared wires 7 are transferred. At this time, one end 7p of the geared wire 7 ...
Since it is fixed to the horizontal guide rails 2 side by 3 ..., the case support mechanism 3 receives the horizontal guide rails 2 by reaction force.
Moves relative to ... That is, the horizontal movement drive device 4
By the operation control of 1, the case support mechanism 3 is self-propelled and each storage case 3x or 3y can be selectively moved below the opening S.

Further, by making the fixing members 13 ... Removable with respect to the horizontal guide rails 2, ..., It is possible to provide an emergency function capable of manually moving the case support mechanism 3 in the event of an abnormality such as power failure or failure. . Furthermore, if the position sensor 14, 15, 16 detects the position of the free end 7q of the geared wire 7, the position of the case support mechanism 3 on the horizontal guide rail 2 can be detected.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, preferred embodiments according to the present invention will be described in detail with reference to the drawings.

First, the structure of the electric underfloor storage 1 according to the present invention will be described with reference to FIGS.

In FIG. 1, F is a floor in a kitchen or the like, and is provided with a rectangular opening S. On the other hand, reference numeral 20 denotes a main body frame, which is constituted by a plurality of frame members into a rectangular parallelepiped frame as a whole and has a size that can be inserted into the opening S. A flange 21 that engages with the upper surface of the floor F is provided at the upper end of the main body frame 20 so as to project outward, and a pair of lid portions Lx and Ly are provided at the position of the upper surface portion.
Attach. In this case, the lid portions Lx and Ly are hinged at their outer edges to frame members located at the front and rear of the main body frame 20 to form a double-open type.

The body frame 20 has a storage case C.
An elevating drive device 22 for elevating x or Cy is attached. The elevating drive device 22 is a pair of elevating drive mechanisms 23, 23 attached to the side surfaces located on the left and right of the body frame 20.
And the inside of the body frame 20, and the body frame 20
And a vertical guide rail 24 provided on the upper and lower sides of the lifting frame 25 connected to the operating parts of the lifting and lowering drive mechanism 23, and an X-shaped link installed between the front and rear edges of the lifting frame 25 and the bottom of the body frame 20. It is configured by including the synchronization mechanisms 26i and 26j which are connected bodies.

The elevating drive mechanism 23 (the other is the same) is constructed as shown in FIG. Reference numeral 27 denotes an X arm mechanism, which is composed of a main arm 29 and a sub arm 30 which are rotatably connected via a rotary shaft 28. One end of the main arm 29 and one end of the sub arm 30 are slidably mounted on horizontal movable rails 31 fixed to the left and right end sides of the elevating frame 25. Further, the sector gear 32 is attached to the other end of the main arm 29.
Is fixed, and an intermediate position between the sector gear 32 and the rotary shaft 28 in the main arm 29 is rotatably attached to the main body frame 20 via a support shaft 33. Furthermore, a fixed rail 34 is attached to the main body frame 20, and the other end of the sub arm 30 is slidably mounted on the fixed rail 34. On the other hand, 35 is a rotation drive unit, which is a drive motor 3
6 and a reduction gear mechanism 37. The reduction gear mechanism 37 is a worm gear 3 attached to the rotary shaft of the drive motor 36.
8. Worm wheel 3 meshing with worm gear 38
9. The pinion 40 is coaxial with the worm wheel 39, and the pinion 40 meshes with the sector gear 32.

Therefore, if the drive motor 36 is operated,
The sector gear 32 is displaced via the reduction gear mechanism 37, and the main arm 29 is pivotally displaced about the support shaft 33. As a result, one end of the main arm 29 is displaced up and down, and the elevator frame 25 is also elevated accordingly.

Further, intermediate rail portions 2m, 2m having an L-shaped cross section are provided respectively on upper portions of the left and right side portions of the main body frame 20, and the floor component Fc located before and after the intermediate rail portions 2m ... , The front rail portion 2f ... And the rear rail portion 2r. As a result, the rail portions 2f, 2m, 2r, ... Are continuously arranged to form a pair of left and right linear horizontal guide rails 2.

On the other hand, 3 is a case support mechanism, which is a pair of front and rear case support frames 3x and 3y formed in a rectangular frame shape.
Consists of. Rotating rollers 45r are provided at the left and right front and rear sides of the bottoms of the case support frames 3x and 3y so as to be movably mounted on the horizontal guide rails 2 and to be phase-coupled. In this case, as the connecting means, for example, as shown in FIG. 5, a vertical slit (recess) 47 is provided in the frame member of one case supporting frame 3y, and a vertical plate (recess) is provided in the frame member of the other case supporting frame 3x. If the projection 48 is provided, the vertical plate 4
It can be easily connected by inserting 8 into the vertical slit 47.

Further, the storage cases Cx and Cy are supported on the case support frames 3x and 3y, respectively. Each of the storage cases Cx has an integrally formed flange Cfx at the upper end, and when inserted into the case support frame 3x from above, the flange Cfx is connected to a locking edge portion 46x provided on the upper surface of the case support frame 3x. Being caught and supported. Therefore, the storage cases Cx ... Can be displaced upward.

Furthermore, one case support frame 3
A drive device 4 for horizontal movement is provided at x according to the present invention.
The horizontal movement drive device 4 is configured as shown in FIGS. Reference numerals 12 and 12 denote wire guides attached to the left and right frame members of the case support frame 3x. The wire guides 12 ... Are formed to be long and protrude from the case support frame 3x to one side by a predetermined length. Then, the wire guides 12 are slidably loaded with fixing members 13 which are fixed to the horizontal guide rails 2 side. On the other hand, on the other side of the case support frame 3x, the support plate 55 is fixed and the rotation drive unit 5 is attached. The rotary drive unit 5 includes a drive motor 9 and a reduction gear mechanism 8. The reduction gear mechanism 8 is a worm gear 1 attached to a rotary shaft of a drive motor 9.
0, worm wheel 1 meshing with worm gear 10
1. The pinion 6p that is coaxial with the worm wheel 11
The output gear 6 is provided, and a pair of geared wires 7 are meshed with each other at a 180 ° opposite position of the pinion 6p.
The geared wire 7 (the other is the same) is guided by the wire guide 12, one end 7p of the geared wire 7 is coupled to the fixing member 13, and the other end is a free end 7q.
Further, reference numerals 14, 15 and 16 denote position sensors (microswitches) provided at predetermined positions of the one wire guide 12, which are turned on and off by the free end 7q of the geared wire 7 and the case support frame 3x (case support mechanism 3). Detect the position of.

Therefore, as shown in FIG.
Is the horizontal guide rail 2 side, for example, the main body frame 2
0, and the drive motor 9 is operated, the geared wires 7 move forward and backward via the reduction gear mechanism 8. At this time, one end 7p of the geared wire 7 ...
Since it is fixed at 0, the case support frames 3x, 3y move forward and backward along the horizontal guide rails 2 by the reaction force. If the fixing member 13 is attached to the main body frame 20 with a screw or the like and the fixing member 13 and the main body frame 20 are configured to be detachable, the case support frames 3x may not move due to an abnormality such as a power failure or a failure. Even if the lids Lx and Ly are opened by hand, the fixing member 13 can be detached from the main body frame 20, whereby an emergency mechanism can be configured in which the case support frames 3x ... Can be easily moved by manual operation. .

Next, a method of installing the electric underfloor storage 1 according to the present invention will be described.

First, the front rail portions 2f ... And the rear rail portions 2r ... are fixed to the both sides of the opening S in the floor component Fc in the front-rear direction by screwing or the like. In this case, positioning is performed in advance and each rail portion 2f ...
2r ... are supported by reinforcing members 61 ... As shown in FIG.

Thereafter, the body frame 20 unitized by previously assembling the lifting drive device 22, the synchronizing mechanisms 26i and 26j, the lids Lx and Ly, etc. is inserted into the opening S from above the floor F. . As a result, the body frame 20
Since the flange 21 is locked to the upper surface of the floor F, the vertical portion of the intermediate rail portions 2m ... In the main body frame 20 is fixed to the floor component Fc by screws or the like in this state.

Next, the lids Lx, L of the main body frame 20
When y is opened, the case support frames 3x and 3y are sequentially housed in the main body frame 20, and the horizontal guide rail 2
… Load on top. When the loading is completed, the case support frames 3x and 3y are connected and the fixing members 13 are fixed to the main body frame 20 on the horizontal guide rail 2 side by screws or the like.

When the above installation is completed, the storage case C
x and Cy are respectively accommodated in the case support frames 3x and 3y from above. As shown in FIG. 1, the cord 62 led out from the horizontal movement drive device 4 is attached along the stretchable support link 63 to prevent the cord 62 from fluctuating.

Next, the overall operation of the electric underfloor storage 1 according to the present invention will be described.

First, when the drive device 4 for horizontal movement is operated and controlled, the case support frames 3x and 3y move back and forth along the horizontal guide rails 2 to move the storage case Cx or Cy.
Can be selectively moved below the opening S.

When the lifting drive device 22 provided on the body frame 20 is operated and controlled, the lifting frame 25 moves up and down, and the storage case Cx or Cy located below the opening S is positioned.
Can be moved up and down on the floor F through the opening S. The lids Lx and Ly are storage cases Cx and C.
Automatically opens and closes in conjunction with horizontal movement or vertical movement of y.

The embodiment has been described in detail above.
The present invention is not limited to such an embodiment.
For example, although the embodiment exemplifies the double storage case, the same can be applied to the case of three or more storage cases. Further, the lifting drive device may have a configuration using a geared wire like the horizontal movement drive device. In addition, the detailed configuration, shape, and the like can be arbitrarily changed without departing from the scope of the present invention.

[0031]

As described above, in the electric underfloor storage according to the present invention, the case support mechanism is integrally provided with the rotation drive section, and the output gear of the rotation drive section is meshed with the geared wire, and one end of the geared wire is connected. Since the case support mechanism was configured to be self-propelled by installing a horizontal movement drive unit that was fixed to the horizontal guide rail side and the other end was a free end, securing the installation location of the horizontal movement drive unit and installation work Is not required, and the remarkable effect that the construction can be significantly facilitated is achieved.

[Brief description of drawings]

FIG. 1 is an overall perspective view of an electric underfloor storage according to the present invention,

FIG. 2 is a principle configuration diagram of the electric underfloor storage in plan view,

FIG. 3 is a perspective view of a horizontal movement drive device in the electric underfloor storage;

FIG. 4 is an enlarged sectional view of the vicinity of an intermediate rail portion in the electric underfloor storage;

FIG. 5 is a partial sectional view of a case support mechanism in the electric underfloor storage;

FIG. 6 is a principle configuration diagram of a lifting drive mechanism in the electric underfloor storage;

[Explanation of symbols]

 1 Electric Underfloor Storage 2 Horizontal Guide Rail 3 Case Support Mechanism 4 Horizontal Movement Drive Device 5 Rotation Drive Unit 6 Output Gear 7 Geared Wire 7p One End 7q Free End 8 Reduction Gear Mechanism 9 Drive Motor 10 Worm Gear 11 Worm Wheel 12 Wire Guide 13 Fixing member 14 Position sensor 15 Position sensor 16 Position sensor S Opening Cx Storage case Cy Storage case

Claims (5)

[Claims] 1. A pair of horizontal guide rails are arranged under the floor located on the left and right of the opening, and a case support mechanism for supporting a plurality of storage cases is movably loaded on the horizontal guide rails, and each storage case is attached. In an electric underfloor storage configured to be selectively movable below an opening, a case support mechanism is integrally provided with a rotation drive unit, and an output gear of the rotation drive unit is meshed with a geared wire and An electric underfloor storage characterized by comprising a horizontal movement drive device having one end fixed to a horizontal guide rail side and the other end being a free end. 2. The case supporting mechanism comprises a plurality of case supporting frames corresponding to the respective housing cases and connectable to each other, and one case supporting frame is provided with a horizontal movement drive device. The electric underfloor storage according to Item 1. 3. The electric underfloor storage according to claim 1, wherein one end of the geared wire is provided with a fixing member that can be attached to and detached from the horizontal guide rail side. 4. The electric underfloor storage according to claim 1, wherein the case support mechanism includes a position sensor that detects the position of the free end of the geared wire and detects the position of the case support mechanism. 5. The electric underfloor storage according to claim 1, wherein the rotary drive unit comprises a drive motor and a reduction gear mechanism having a worm gear and a worm wheel.