JP3030697B2 - Underfloor storage equipment in buildings - 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 device in a building having a so-called inverted beam structure, in which a plurality of inverted beams are integrally formed on a slab so as to project upward.

[0002]

2. Description of the Related Art Conventionally, a reverse beam is projected on a slab partitioning each story, a floor structure is laid on the reverse beam, and an article storage room is formed below the floor structure to form a floor structure. 2. Description of the Related Art An underfloor storage device in a building in which an object is put in and out of an article storage room from an opened entrance is known.

[0003]

In order to increase the storage capacity of the article storage room under the floor, it is conceivable that the underfloor storage apparatus is configured to have a large volume surrounded on all sides by inverted beams. However, if the doorway of the article is opened in the floor structure, the rigidity of the floor structure, particularly around the doorway, is greatly reduced, and as a result, there is a problem that the required strength of the floor structure cannot be maintained.

Therefore, in order to increase the rigidity of the floor structure, conventionally, a plurality of bundles are erected from a slab to support the floor structure, particularly the periphery of the doorway, or to provide a support wall around the doorway. Reinforcing support means is employed, but this has another problem that not only does the plurality of bundles and support walls reduce the volume of the article storage chamber, but they also hinder the entry and exit of goods.

The present invention has been made in view of the above-mentioned circumstances, and improves the structure of a floor structure and supports the doorway by the structure, thereby reducing the rigidity of the entire floor structure and reducing the vertical width. It is an object of the present invention to provide an underfloor storage device in a new building, which is capable of solving the above-described problem by increasing the size without enlarging.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention relates to a building having a reverse beam structure in which a plurality of reverse beams are integrally and projecting upward from a slab. The whole area of one section surrounded by the beams is configured as an article storage room, and an entrance through which a person can enter and exit is opened at an intermediate portion of a floor structure laid on the article storage room, and a lid can be opened and closed at the entrance. The underfloor storage device in a building provided as described above, wherein the floor structure includes a plurality of single and double continuous girders bridged on the reverse beam, and a plurality of joists on these girders. It is composed of a floor plate laid through, and the periphery of the entrance is supported by a double bar that constitutes a floor structure, and the multiple bar is a plurality of beam members arranged in parallel with each other, A connecting block sandwiched between opposing surfaces of adjacent beam members, and a plurality of beams. Be more configuration as coupling member for coupling the timber and the connecting block together, each bead of said multi communicating formula Obiki
The member has the same structure as the single-unit type puller, and
The storage room is characterized in that there is no bundle from the slab , and according to such a configuration, the floor structure is required even when opening a relatively large doorway through which a person can enter and exit the middle part. Rigidity is secured, and the underfloor space surrounded by inverted beams on all sides can be used as one article storage room, and the floor structure is not supported by the bundles and support walls from the slab as in the past, The effective storage volume of the article storage room can be increased, and the entry and exit of the article and the handling thereof can be facilitated.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described based on embodiments of the present invention shown in the accompanying drawings.

FIG. 1 is a cross-sectional view of a part of a building provided with the underfloor storage device of the present invention, FIG. 2 is a vertical cross-sectional view taken along line 2-2 of FIG. 1, and FIG. Partial enlarged sectional view along line 3,
4 is a view taken along line 4 in FIG. 3, FIG. 5 is a partially enlarged sectional view taken along line 5-5 in FIG. 1, FIG. 6 is a view taken along line 6 in FIG.
9 is an enlarged view taken along the line 7 in FIG. 1, FIG. 8 is a sectional view taken along the line 8-8 in FIG. 7, FIG. 9 is a view taken along the line 9 in FIG. 2, and FIG. FIG. 11 is a partially enlarged sectional view taken along line 11-11 of FIG. 9.

[0009] The skeleton F constituting the skeleton of a building such as an apartment house
Includes a horizontal frame portion Fh extending in the horizontal direction and dividing the building into a plurality of upper and lower layers, and a vertical frame portion Fv extending in the vertical direction and interconnecting adjacent horizontal frame portions Fh.

In FIGS. 1 and 2, the horizontal frame portion Fh is
The upper surface of the slab S has a so-called inverted beam structure in which a plurality of inverted beams Rb are integrally protruded upward. One living space is
A plurality of chamber units C are formed by the inverted beams Rb extending in a grid pattern in the vertical and horizontal directions.
Is divided into

A floor structure Fr is laid on the reverse beam Rb,
With this floor structure Fr, the division unit C becomes the article storage room C
The room is divided into an underfloor space, which is d, and a living room, in this embodiment, a Japanese room Cu. The underfloor space which is surrounded on all sides by the inverted beam Rb is formed as a single large article storage room Cd with no partition, and the upper surface of the slab S and the inner surface of the inverted beam Rb which are the inner wall surfaces of the article storage room Cd. Is
The interior material 1 such as a waterproof cloth is bonded.

In the middle part of the floor structure Fr, a relatively large, in this embodiment, one tatami doorway 2 is opened.
Enter d, you can get things in and out. Further, a lid 3 for one tatami mat is hinged to the entrance 2 so as to be openable and closable.

Next, the structure of the floor structure Fr will be described with reference to FIGS. 1 and 2 and FIGS. 3 to 8. The floor structure Fr has a plurality of single and double continuous structures. Ohiki B1,
B2 and a plurality of joists 4 mounted orthogonally on them
And floor boards 5 laid on the joists 4. As shown in FIGS. 2 to 4, between a pair of inverted beams Rb, Rb opposed to each other, a plurality of single-unit and multiple-unit (dual-unit) pullers Bl, B2 are spaced apart from each other. The bridges B1 and B2 are supported in parallel, and the ends of the large pulleys B1 and B2 are fixed on the reverse beams Rb and Rb by the anchor bolts 29 via the buffer sheet 28 made of a rubber material. Of the single-unit and double-unit pulleys B1 and B2, the pulley B2 extending along two opposing ends of the entrance 2 is a double-pull type and has a large length extending between other inverted beams. The pull B1 is a single type. Then, the single-unit large-sized door B1 corresponding to the doorway 2 for one tatami mat is notched.

Thus, the bundles B1 and B2 are supported, but no bundle is erected on the slab S as in the prior art. It does not pass downstairs through S. The upper surfaces of the single-unit and double-unit pulleys B1 and B2 are formed on the same plane.

As shown in FIGS. 3 and 4, the single-unit type pulling pulley B1 is made of a steel plate and has a web portion 6 and an upper and lower flange portions 7 extending integrally from the upper edge and the lower edge of the web portion 6. , 8. The web portion 6 is formed in a straight band shape, and the upper flange portion 7 is formed in an inverted triangular shape from the upper end of the web portion 6, and its free end is opened,
The lower flange portion 8 is formed in a triangular shape from the lower end of the web portion 6, and its free end is open.

On the other hand, the double-type or double-type pulling B2 supports the periphery of the entrance 2 of the article storage portion Cd to which a large load is applied. It is configured to increase its rigidity, particularly its bending rigidity, without increasing its width. Hereinafter, the structure of the double continuous pulling B2 will be described with reference to FIGS.
The double continuous pulling B2 is composed of a pair of beam members 12,12.
And a plurality of connecting blocks 13 which are sandwiched and fixed between the beam members 12 at intervals in the longitudinal direction thereof, and a connection for integrally connecting the pair of beam members 12, 12 and the connecting block 13. It is composed of a member 14.

[0017] The pair of each beam member 12, 12 is made of steel, the are of the same structure as Obiki B1 single continuous type, i.e. a web portion 12 _1, the web portion 12
Extending integrally from the top of ₁ and lower edges, on, becomes more and lower flange portions 12 _2, 12 _3. The web part 12 ₁
The connecting block 13 is formed in a straight band shape, and is spaced apart in the longitudinal direction at the center in the vertical direction.
One or a plurality of mounting holes 15 for fixing the holes are formed. The mounting hole 15 is provided with a bolt 14 _{1 of the} connecting member 14.
As can be loosely through, it is formed in a circular hole or elongated hole of slightly larger diameter than the diameter of the shaft of the bolt 14 _1. Also the upper flange portion 12 _2, the extended from the inverted triangle upper web portion 12 _1, the free end is open. Further, the lower flange portion 12 ₃ is connected to the web portion 12.
It extends in a triangular shape from the lower end of ₁ and its free end is open.

The connecting block 13 is formed of a solid block made of a hard synthetic resin material and a plywood of wood, has a hexagonal cross section, and has a flat middle portion 13 on both left and right sides. _1, upper 13 ₂ and both side surfaces of the both side surfaces are inclined in a wedge shape toward the upper end is more the lower 13 ₃ inclined in wedge shape toward the lower end. And this connection block 13, the lateral direction of the through hole 16 which is penetrated the bolt 14 ₁ of the connecting member 14 at the center of the vertical direction
The cross section of the connecting block 13 is formed symmetrically with respect to the left and right and up and down center lines.

[0019] The connecting member 14 is made of bolts 14 ₁ and the nut 14 _2, the bolts 14 _1, shaped to Kushidori the through hole 16 of the mounting hole 15 and the coupling block 13 of the pair of beam members 12 and 12 is penetrating, by screwing the nut 14 ₂ via the washer there, double continuous type bonded together and the connecting block 13 and the pair of beam members 12 and 12 as shown in FIGS. 5 and 6 Obiki B ₂ is constructed.

The pair of beam members 12, 12, a plurality of
Double connecting type consisting of connecting block 13 and connecting member 14
To assemble the pull B2, a pair of beam members 12, 12
With their outsides facing outward and their length
Multiple connecting blocks between them spaced apart in the hand direction
13 is pinched. Also, the intermediate part 1 of each connecting block 13
3₁Left and right beam members 1
2,12 flat webs 12₁, 12₁Abut each other
And the wedge-shaped upper part 13 of the connecting block 13 _TwoAnd
Lower part 13_ThreeThe left and right beam members 12, 12
Upper and lower flanges 12_Two, 12_ThreeAbut the sloped part
Let And the mounting hole 15 and the through-hole which coincide with each other.
16 and bolt 14₁Through the nut 1
4_TwoIs screwed through a washer. At this time, a pair of left and right
The mounting holes 15, 15 of the beam members 12, 12 are
4₁A hole or a hole with a diameter larger than the diameter of the shaft of
And the left and right beam members 12, 12 and the connecting block
Since the lock 13 has the above structure, the bolt 1
4₁And nut 14_TwoA pair of beam parts with tightening adjustment
The upper and lower surfaces of the materials 12 and 12 can be
Can be automatically adjusted to
You can fine-tune the size.

A plurality of the joists 4 are mounted on the plurality of single-unit and double-unit pulleys B1 and B2 substantially in parallel with each other, and are fixed thereto by fasteners 9 such as screws. .

An enclosure 20 which surrounds the entrance 2 is supported by the double-type pulleys 2B and 2B '. That is, in the rectangular frame 20 corresponding to one tatami mat, two opposing short ends 20 ₁ , 20 ₁ are connected to the double-sided large-size B
2 and the other two opposing long sides 20 ₂ , 20 ₂ are supported by another double bar B2 ′. The other double pulling B2 'has the same structure as the double pulling B2. As shown in FIGS. 7 and 8, a pair of beam members 12 are sandwiched between them. And a connecting member 14 composed of a bolt and a nut for integrally connecting the pair of beam members 12 and the connecting block 13. The opposite ends of the double pulling B2 'are bumped against the side surface of the middle part of the double pulling B2, and these are connected to the side by bolts and nuts 19 through a pair of angled joints 18. Fixed.

The lid 3 is hinged to one end of an enclosure 20 surrounding the periphery of the entrance 2 by a hinge 25 so as to be openable and closable. As shown in FIGS. 9 to 11, this lid plate 3
An outer edge of the frame 1 is framed by an edge frame 22, and a bottom plate 23 is fixed to a bottom surface thereof. A handle 24 is provided above the edge. The lid 3 and the frame 20 of the entrance 2
A damper 26 is connected between the first and second members so that the cover 3 can be slowly opened and closed.

The entrance 2 is opened by opening the lid 3, and through this entrance 2, a person can get down to the article storage room Cd and enter / exit articles there. At this time, the article storage room Cd is a large space for one living room, which is surrounded on all sides by the inverted beam Rb. Since there is no article at all, handling of articles in the room Cd and entry and exit of articles through the entrance 2 become easy.

Since the article storage room Cd has a height substantially equal to the height (about 60 cm) of the inverted beam Rb, a step is used when objects are put in and out there.

Further, the periphery of the entrance 2 is the double
2, B2 ', it has sufficient rigidity, and can have the necessary strength as the floor structure Fr without depending on bundles, support walls, and the like.

Although one embodiment of the present invention has been described above, the present invention is not limited to the embodiment, and various embodiments are possible within the scope of the present invention. For example, instead of the double pulling in the above embodiment, a triple pulling or more triple pulling may be used.
It comprises one or more beam members, a plurality of connecting blocks respectively sandwiched between the beam members, and bolts and nuts for integrally connecting them. Further, in the above-described embodiment, the lid is constituted by one tatami mat, but this may be constituted by a floor plate.

[0028]

As described above, according to the present invention, in a building with a reverse beam structure, the entire area of one section surrounded on all sides by the reverse beam is configured as an article storage room in which a bundle from a slab does not exist . In the middle of the floor structure laid on this article storage room,
An underfloor storage device in a building provided with an opening / closing doorway through which a person can enter / exit, and a lid can be opened / closed at the entrance / exit, wherein the floor structure is a plurality of single-units bridged on the inverted beam. And a double bar, and a floor slab laid over these joists via a plurality of joists, and the periphery of the entrance is supported by a double bar that constitutes a floor structure. The double-type pulling unit includes a plurality of beam members arranged in parallel with each other, a connection block sandwiched between opposing surfaces of adjacent beam members, and a connection member integrally connecting the plurality of beam members and the connection block. The floor structure has the required rigidity even if the doorway through which people can enter and exit is opened in the middle of the floor structure, and the underfloor space surrounded by inverted beams is used as one article storage room. Can be bundled from slabs as before Prevents supporting the floor structure by Jikabe facilitates out insertion and handling of the article together thereby expanding the effective storage capacity of the article storage compartment.
Further, each beam member of the double continuous type is connected to the single continuous type
The same structure is used.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a part of a building provided with an underfloor storage device.

FIG. 2 is a longitudinal sectional view taken along line 2-2 of FIG.

FIG. 3 is a partially enlarged sectional view taken along line 3-3 in FIG. 1;

FIG. 4 is a view taken in the direction of arrow 4 in FIG. 3;

FIG. 5 is a partially enlarged sectional view taken along line 5-5 in FIG. 1;

FIG. 6 is a view taken along line 6 of FIG. 5;

FIG. 7 is an enlarged view taken along line 7 of FIG. 1;

8 is a sectional view taken along line 8-8 in FIG. 7;

FIG. 9 is a view taken in the direction of arrow 9 in FIG. 2;

10 is a partially enlarged sectional view taken along line 10-10 in FIG. 9;

11 is a partially enlarged sectional view taken along line 11-11 of FIG. 9;

[Explanation of symbols]

 2 doorway 3 lid 4 joist 5 floor plate 12 beam member 13 connecting block 14 connecting member B1 large (single connection) B2, B2 'large (double connection) Cd goods storage room Fr floor structure Rb reverse beam S slab

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E04F 15/00 E04F 19/08

Claims (1)

(57) [Claims] 1. A building having a reverse beam structure in which a plurality of reverse beams (Rb) are integrally and projecting upward from a slab (S). The whole area is configured as an article storage room (Cd), and an entrance (2) through which a person can enter and exit is opened at an intermediate portion of a floor structure (Fr) laid on the article storage room (Cd). 2) An underfloor storage device in a building provided so as to be able to open and close a lid (3), wherein the floor structure (Fr) includes a plurality of single-units bridged on the inverted beam (Rb). Double type pulling (B1, B2, B
2 ') and a floor plate (5) laid on these large bridges (B1, B2, B2') via a plurality of joists (4), and the periphery of the entrance (2) is formed by a floor structure. A plurality of beam members (12), which are supported by a double bar (B2, B2 ') constituting the body (Fr), and which are parallel to each other; Connecting block (13) sandwiched between opposing surfaces of adjacent beam members (12)
And a plurality of beam members (12) and a connecting block (1).
3) and a connecting member (14) for integrally connecting the beam members, and each beam member of the double continuous type (B2, B2 ').
(12) has the same structure as that of the single-unit puller (B1).
In the article storage room (Cd), the slab (S)
Underfloor storage device in a building, characterized in that there are no bundles .