JPH04269265A - Automatically lifted type underfloor closet - Google Patents

Abstract

PURPOSE:To allow a support frame having a lifting device mounted thereon to be taken in and out from the opening of a floor and also to cover the stepped level between the upper surface of the inner peripheral end portion of a lid receiving frame and the upper surface of an upper frame portion so as to fit an automatically lifted type underfloor closet well in its position. CONSTITUTION:A lifting device 4 adapted to lift a storage container 1 is mounted on a support frame 2. The lifting device 4 is so disposed as not springing outward or inward of an upper frame portion 3 at the lower position of the upper frame portion 3 of the support frame 2. A lid receiving frame 7 is mounted on the opening 6 of a floor 5. A cover 8 is mounted on the upper face of the upper frame portion 3 of the support frame 2 which is inserted underfloor from the opening 6 of the floor 5 and which is connected to the lid receiving frame 7. The upper surface of the inner peripheral end portion of the lid receiving frame 7 and the upper surface of the cover 8 are provided on the same plane so as to cover the stepped level between the upper surface of the inner peripheral end portion of the lid receiving frame 7 and the upper surface of the upper frame portion 3.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatically elevating underfloor storage cabinet that is electrically raised and lowered.

0002

2. Description of the Related Art Automatic lift-type underfloor storage cabinets that are electrically raised and lowered have been known. This underfloor storage has a support frame under the floor that supports the storage container so that it can be raised and lowered, and the storage container is made to protrude upward from an opening formed in the floor or to be retracted below the opening. A lid receiving frame was attached to the opening provided in the floor, and the lid was placed on the lid receiving frame.

[0003] A lifting device for raising and lowering the storage container has been installed under the floor so as to protrude outward from the support frame when the support frame is installed at the site.

0004

[Problems to be Solved by the Invention] However, in the conventional example as described above, the lifting device is installed so as to protrude outward from the support frame. There is a problem in that the support frame cannot be removed for inspection or maintenance through the opening in the floor because the device is in the way.

Therefore, in the process of developing the present invention, the present inventor provided a storage container that could be raised and lowered so as to protrude upward from a portion surrounded by the upper frame portion of the support frame, and to move downwardly. In this product, an elevating device for elevating and lowering the storage container is disposed on the support frame at a position below the upper frame portion of the support frame so as not to protrude outward or inward from the upper frame portion. By preventing the lifting device from protruding outside the support frame, the entire support frame can be taken out from the floor opening for maintenance and inspection, but the upper frame of the support frame is wide. As a result, the upper frame protrudes inward from the inner peripheral end of the lid receiving frame, and a step is created between the upper surface of the inner peripheral end of the lid receiving frame and the upper surface of the upper frame, resulting in poor fit and appearance. The support frame is usually made of iron in consideration of strength, and the lid receiving frame is made of aluminum, which poses a problem in that the iron is directly exposed to the outside, making it unsightly.

[0006] The present invention was invented in view of the above-mentioned problems of the prior art, and its purpose is to improve workability by inserting and removing the support frame from an opening in the floor while equipped with a lifting device. In addition to making maintenance and inspection easier,
To provide an automatically elevating underfloor storage cabinet which can hide the step between the upper surface of the inner circumferential end of a lid receiving frame and the upper surface of an upper frame part to improve the fit and also improve the appearance.

[0007]

[Means for Solving the Problems] The automatically elevating underfloor storage of the present invention allows the storage container 1 to be raised and lowered from the portion surrounded by the upper frame portion 3 of the support frame 2 so as to protrude upward and descend. An elevating device 4 for elevating and lowering the storage container 1 is disposed on the support frame 2 at a position below the upper frame portion 3 of the support frame 2 so as not to protrude outward or inward from the upper frame portion 3. , attach the lid receiving frame 7 to the opening 6 of the floor 5, attach the cover 8 to the upper surface of the upper frame part 3 of the support frame 2, which is inserted under the floor through the opening 6 of the floor 5 and connects with the lid receiving frame 7, and The upper surface of the inner circumferential end of the receiving frame 7 and the upper surface of the cover 8 are flush with each other, and by adopting such a structure, the problems of the conventional example described above are solved and the object of the present invention is achieved. has been achieved.

[0008]

[Function] Therefore, the storage container 1 is provided so as to be able to rise and fall freely so as to protrude upward from the portion surrounded by the upper frame portion 3 of the support frame 2, and to move down and out of the support frame 2. By arranging the lifting device 4 at a position below the upper frame portion 3 of the support frame 2 so that it does not protrude outward or inward from the upper frame portion 3, the lifting device 4 can be placed in a position below the upper frame portion 3 of the support frame 2. floor 5
It can be put in and taken out from the opening 6 of. In addition, a lid receiving frame 7 is attached to the opening 6 of the floor 5, and a cover 8 is attached to the upper surface of the upper frame portion 3 of the support frame 2, which is inserted under the floor from the opening 6 of the floor 5 and connected to the lid receiving frame 7. By making the upper surface of the inner peripheral end of the lid receiving frame 7 flush with the upper surface of the cover 8, the level difference between the upper surface of the inner peripheral end of the lid receiving frame 7 and the upper surface of the upper frame part 3 can be hidden. became.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described in detail based on embodiments shown in the accompanying drawings. The floor 5 of the room as shown in Figures 1, 2 and 3
An opening 6 is provided in the opening 6, and a lid receiving frame 7 is attached to the opening 6. The lid receiving frame 7 is provided with a lid placing part 9, and the inner peripheral end of the lid placing part 9 is a part that is lowered one step. A lid 10 is placed on this lid placement portion 9, and when the lid 10 is placed on the lid placement portion 9 of the lid receiving frame 7 for shielding, the lid 10 is placed on the floor 5. The lid body 10 forms a part of the floor 5 so as to be flush with each other.

A support frame 2 is disposed under the floor below the opening 6, so that the storage container 1 can protrude upward or descend from a portion surrounded by the upper frame portion 3 of the support frame 2. The support frame 2 is provided with an elevating device 4 for elevating and lowering the storage container 1. The lifting device 4 is attached to the support frame 2 at a position below the upper frame portion 3 of the support frame 2 so as not to protrude outward or inward from the upper frame portion 3. In order to prevent the elevating device 4 from protruding outward or inward from the upper frame portion 3, the upper frame portion 3 located above the portion where the elevating device 4 is arranged has a wide width. There is. Therefore, as shown in FIG. 1, the upper frame portion 3 of the support frame 2 is wide, and the upper frame portion 3 protrudes inward from the inner peripheral end portion of the lid receiving frame 7. A cover 8 is attached to the upper surface of the upper frame portion 3 that protrudes from the inner peripheral end of the lid receiving frame 7, and the upper surface of the inner peripheral end of the lid receiving frame 7 and the upper surface of the cover 8 are flush and continuous. are doing.

The cover 8 is fixed to the upper frame portion 3 with screws 11. Here, the support frame 2 is made of iron in consideration of strength, and the lid receiving frame 7 and cover 8 are made of aluminum to improve the appearance. When the storage container 1 is lowered, the flange 12 of the storage container 1 is placed on the cover 8. In this case, as shown in FIG. It is positioned by being locked in a locking hole 14 provided at 8.

As shown in FIG. 4, the lifting device 4 includes a motor 15 controlled by a control section, a gear 16 that transmits the rotation of the motor 15, an arcuate rack 17 rotated by the gear 16, and an X link. It is made up of. That is, the X-link is constructed by rotatably supporting the middle part of two links 18 and 19 by a shaft 20, and the link 18 is attached to one end of the side end surface of the lifting platform 60 disposed within the support frame 2. One end of the link 18 is pivotally supported by a shaft 26, and a roller 21 provided at the other end of the link 18 is movably attached to a rail 22 provided approximately in the middle of the support frame 2 in the vertical direction. A roller 23 provided at one end of the link 18 is movably attached to a rail 24 provided at the other end of the side end surface of the lifting platform 60, and an arcuate rack 17 is provided at the other end of the link 18. The link 18 is pivotally supported by a shaft 25 near the rack at approximately the middle portion of the support frame 2 in the vertical direction. By rotating the motor 15, the rack 17 is rotated via the gear 16, and the X-link is rotated by the rotation of the rack 17 to raise and lower the elevator platform 60. When the platform 60 rises, the storage container 1 is lifted up by the elevating platform 60.

[0013] The storage container 1 is made of synthetic resin, and as shown in the figure, the side surfaces are sloped so that the upper opening side has a larger diameter and the lower side has a smaller diameter. When it rises, a fairly large gap will be created between the cover 8 and the inner circumferential edge (or the inner circumferential edge of the lid receiving frame 7 where the cover 8 is not present), but in the present invention, ,
As shown in FIG. 1, a rotatable cover member 27 is rotatably attached to the inner peripheral end of the upper frame portion 3 of the support frame 2. As shown in FIG. Figure 2, Figure 3
Although illustration of the rotating cover material 27 is omitted in the figure, the rotating cover material 27 is actually provided as shown in FIG. One end of the rotating cover material 27 is pivotally supported by the upper frame portion 3, and a spring 28 causes the rotating cover material 27 to come into elastic contact with the side surface of the storage container 1 from below. therefore,
Even when the storage container 1 rises, the gap is hidden by the rotating cover 27, preventing small items, dirt, etc. from falling downward from the gap, and the appearance is also improved.

The upper frame portion 3 of the support frame 2 and the lid receiving frame 7 are connected by bolts 29, and during construction, the support frame 2 is inserted downward through the opening 6 of the floor 1 with both connected. Can be done. Here, the outer shape of the support frame 2 is made slightly smaller than the opening 6. In this case, the lid receiving frame 7
An outer flange 31 at the upper end is placed on the upper surface of the floor 1. As shown in FIG. 1, the upper frame 3 of the support frame 2 is fixed to a frame material 35, such as a lumber or a joist, located at the edge of the opening 6 using fasteners 36 such as nails or screws. In this case, as shown in FIG. 12, an L-shaped fixing fitting 31 is attached to the upper frame part 3 of the support frame 2 using the bolts 29 and nuts 30, and the fixing fitting 31 is attached to the upper frame 3 side or A long hole 33 in one of the horizontal pieces 32
, and by sliding the bolt 29 into the long hole 33, the fixing fitting 31 can be slid. Therefore, after inserting the support frame 2 through the opening 6, the fixing metal fittings 31 are slid and the vertical pieces 34 of the fixing metal fittings 31 are attached to the frame material 34, such as large lumber or joist material, located at the mouth edge of the opening 6. Fixing tools such as nails and screws 3
6, it may be fixed. In this way, when inserting the support frame 2 into the opening 6, the fixing metal fittings 31 can be pulled inward from the outer surface of the supporting frame 2 without being obstructed by the fixing metal fittings 31, and after insertion, it can be fixed. The metal fitting 31 can be slid to tightly contact and be fixed to the frame material 35.

To take out the support frame 2 from the opening 6 for maintenance, inspection, etc. of the elevating device 4, the support frame 2 can be pulled upward by removing the fixing member 36. Lid body 1
0 has an operation switch 37 for the lifting device 4 on the back side. The lid body 10 may be either a lifting type or a rotating type, but the one shown in FIG. 6 is a type in which the right end side in FIG. It is designed to open. This operation switch 37 includes, for example, up, down, etc. The operation switch 37 is, for example, a touch switch. As shown in FIGS. 9, 10, and 11, the operation switch 37 has an operation section 46 on the surface side of the case 38.
A printed wiring board 47 is housed inside 8 and covered with a back plate 48. A positioning boss 49, a screw hole boss 50, and a clamping boss 51 are protruded from the back side of the case 38, and a printed wiring board 4 on which a switch 52 is mounted.
Insert the positioning boss 49 into the hole 53 of No. 7 to position it,
The printed wiring board 47 is placed on the screw hole boss 50 and the clamping boss 51, the back plate 48 is covered in this state, and it is fixed to the threaded boss 50 with the screws 54. The boss 55 is placed against the printed wiring board 47, and the substantially central portion of the printed wiring board 47 is held between both the holding bosses 51 and 55 from both sides. When the operation unit 46 is pressed and the switch 52 is pressed, the printed wiring board 47
The clamping bosses 51 and 55 prevent the pipe from bending. As shown in FIG. 6, the operation switch 37 is attached to the end of the back surface of the lid body 10 opposite to the rotation axis side, and the case 38 of the operation switch 37 is attached to the lid body 10 as shown in FIG. It is attached so as to be continuous with the outer peripheral frame 39 on the outer periphery of. A signal line 40 connected to the operation switch 37 is routed through the outer peripheral frame 39 toward the rotation side of the lid 10. Here, a notch 41 is formed in the outer peripheral frame 39 near the rotating side of the lid body 10, and a synthetic resin guide member 42 as shown in FIG. 8 is fitted into this notch 41 as shown in FIG. As shown in FIG. 7, the central protrusion 43 of the guide member 42 slightly protrudes from the notch 41. The signal line 4 passing through the outer peripheral frame 39
0 is passed through a guide groove 44 provided in the guide member 42 and led out from the outer peripheral frame 39 to prevent the signal line 40 from hitting the edge of the notch 41 and being cut. This signal line 40 is guided downward from the rotating shaft side of the outer peripheral frame 39 and is connected to a control circuit section in a control box of the lifting device 4.

[0016] When it is desired to raise the storage container 1, the lid 10 is opened and the operation switch 37 on the back side of the lid 10 is operated to raise the storage container 1. 1, the container 1 is lowered by operating the operation switch 37 on the back of the lid 10, and finally the lid 10 is closed.
Closing the lid 10 hides the operation switch 37.

[0017]

[Effects of the Invention] As described above, in the present invention, the storage container is provided so as to be freely raised and lowered so as to protrude upward from the portion surrounded by the upper frame portion of the support frame, and to move down. The lifting device for lifting and lowering is installed on the support frame at a position below the upper frame of the support frame so that it does not protrude outward or inward from the upper frame, so it can be supported with the lifting device installed. The frame can be put in and taken out from the opening in the floor, making it easy to maintain and inspect the lifting device after construction.In addition, the lid holder frame can be attached to the opening in the floor, inserted under the floor through the opening in the floor, and the lid holder can be installed. The cover is attached to the upper surface of the upper frame part of the support frame that connects to the frame, and the upper surface of the inner peripheral end of the lid receiving frame is flush with the upper surface of the cover, so that the upper surface of the inner peripheral end of the lid receiving frame and the upper surface of the cover are flush with each other. It is possible to hide the level difference between the top surface of the frame and the top surface of the inner peripheral end of the lid receiving frame, thereby improving the fit and improving the appearance. It is.

[Brief explanation of the drawing]

FIG. 1 is an enlarged sectional view of the present invention.

FIG. 2 is a front sectional view of the same as above.

FIG. 3 is a side sectional view of the same as above.

FIG. 4 is a side view of the elevating device same as above.

FIG. 5 is a plan view of the lid receiving frame same as above.

FIG. 6 is a rear view of the lid body same as above.

FIG. 7 is a diagram showing a part where a signal line is drawn out from the outer peripheral frame of the lid body, (a) is a plan view, (b) is a cross-sectional view,
(c) is a perspective view of a state in which the guide member is fitted into the notch.

FIG. 8 is a drawing showing the same guide member as above, in which (a) is a plan view, (b) is a rear view, (c) is a side view, and (d) is a cross-sectional view.

FIG. 9 is an enlarged front sectional view of the operation switch portion same as above.

FIG. 10 is an enlarged plan view of the operation switch portion of the same as above.

FIG. 11 is an enlarged side sectional view of the operation switch portion same as above.

FIG. 12 is an enlarged sectional view using another example of the fixing fitting same as above.

[Explanation of symbols]

1 Storage container 2 Support frame 3 Upper frame part 4 Lifting device 5. Floor 6 Opening 7 Lid holder frame 8 Cover

Claims (1)

[Claims] Claim 1: The storage container is provided so as to be freely raised and lowered so as to protrude upward from and descend from a portion surrounded by the upper frame portion of the support frame, and a lifting device for raising and lowering the storage container is attached to the upper frame of the support frame. At the lower position of the upper frame, install it on the support frame so that it does not protrude outward or inward from the upper frame, attach the lid holder frame to the opening in the floor, insert it under the floor from the opening in the floor, and attach the lid holder frame. An automatically elevating underfloor storage cabinet characterized in that a cover is attached to the upper surface of the upper frame part of the supporting frame to be connected, so that the upper surface of the inner peripheral end of the lid receiving frame and the upper surface of the cover are flush with each other.