JPH10219707A - Foundation structure of building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a foundation structure of a building which can be constructed rapidly and easily. SOLUTION: This foundation structure of a building is provided with a continuous footing 4 oppositely arranged, beams 5 for posts arranged between the continuous footings, a plurality of floor posts 31 erected on the beams 5 and sleepers 35 laid between these floor posts 31. The beams 5 for the posts are arranged in the direction crossing with the continuous footings and the ends are connected to the continuous footings 4. In this way, since the beams 5 can be supported by the continuous footings 4, the earth-moving work in the position where the beams 5 are installed and refilling work of the beams 5 can be simplified, these works can be rapidly and easily carried out. And since one beam 5 is enough for a plurality of floor posts 31, it can be executed more easily.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a foundation structure of a building, and more particularly, to a foundation structure of a building having a structure for supporting a floor portion via a floor bundle.

[0002]

2. Description of the Related Art Conventionally, the foundation of a building such as a house is constituted by a cloth foundation formed along the outer periphery and walls of a building body. Usually, a plurality of shards are arranged between the fabric foundations. Floor bundles are respectively erected on the slabs, and the floors on the first floor of the building main body are supported by a rough bridge spanned between the bundles. Since the slabs need to be self-supporting so that they do not fall, during installation, perform positioning for each slab and then perform root cutting work on each of these positioned parts, and place them on the bottom of the root. The chestnut stones were laid down and compacted, and slabs were placed on the compacted ground to backfill the lower end.

[0003]

However, in this method, in order to install the pulley horizontally, a plurality of slabs are arranged such that the upper end surfaces thereof are at the same height level and are linearly arranged. Since it had to be positioned, it was difficult and time-consuming to construct the slabs. Further, in order to make the slab stones self-supporting, it is necessary to consolidate the ground at each installation location, which is complicated.

An object of the present invention is to provide a foundation structure of a building which can be constructed quickly and easily.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The foundation structure of a building according to the present invention will be described with reference to the drawings. It comprises a plurality of floor bundles 31 erected on beams, and a large bridge 35 bridged over these floor bundles, wherein the bundle beams are arranged in a direction intersecting with the cloth foundation, and The end is connected to the fabric base.

In the present invention, since a plurality of floor bundles are erected on the bundle, only one bundle is required for the plurality of floor bundles. In other words, since it is possible to omit the work of linearly arranging a plurality of slabs at the same level, the construction can be performed quickly and easily. Further, since the ends of the bundled beams are connected to the cloth foundation, it is possible to hold the bundled beams on the cloth foundation in a desired state, and it is not necessary to make the bundles self-supporting. Earthwork and backfill work can be simplified, so that construction can be done quickly and easily.

[0007] In the above-mentioned joint portion of the cloth foundation with the bundle beam,
It is desirable that an engagement portion (24, 25) that can be engaged with the end of the bundle be provided.

[0008] In this case, the bundled beam can be positioned only by engaging the end of the bundled beam with the engaging portion of the cloth foundation, so that the bundled beam can be quickly and easily installed. In addition, it is possible to secure a bonding strength superior to just hitting the end of the bundle beam to the cloth foundation.

[0009] It is also possible to provide a connector which can be fitted to each of the cloth base and the end of the bundle beam, and to connect these connectors to connect the cloth foundation and the bundle beam. The engaging portions are concave portions 24 and 25 into which the ends of the bundle can be inserted.
It is desirable that

In this way, it is not necessary to provide a special structure at the end of the bundle for engaging with the cloth foundation, so that the coupling structure can be simplified and the structure of the bundle can be simplified. It can be easily manufactured.

Further, it is preferable that height adjusting means (53) for adjusting the height level of the bundle is provided on the lower surface side of the bundle. In this manner, the height level of the bundled beams can be easily adjusted by the height adjusting means, so that even if the place where the bundled beams are installed is not uniform due to earthwork, the bundled beams can be easily and reliably installed horizontally. it can.

It is desirable that a concave portion 51 perpendicular to the longitudinal direction is provided on the upper end surface of the bundle beam. In this way, a gap is formed between the dent portion and the pulling, and the space on both sides of the bundle beam is communicated through the gap, so that the ventilation between the cloth foundations is sufficiently provided. Can be secured. In addition, even when an operator enters between the cloth foundations for inspection or the like, the work can be quickly and easily performed because the space between the cloth foundations can be freely passed through the gap.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a basic structure of a building 1 of the present embodiment. The building 1 is an industrialized house built by a panel method, and a building body 2 constructed by assembling a wall panel 11, a floor panel 12, a ceiling panel, a roof panel (not shown), and the like as structures.
And a foundation 3 for receiving the building body 2. Foundation 3
Has a cloth foundation 4 cast along a wall 13 constituted by a wall panel 11 and a bundle beam 5 arranged between the cloth foundations 4 facing each other.

The cloth foundation 4 is provided with a footing portion 21 serving as a lower portion.
And a rising portion 22 rising from the footing portion 21
And a ventilation hole 23 is formed in the rising portion 22 as appropriate. The bundled beam 5 is a substantially rectangular parallelepiped block made of precast concrete, and provided at its upper end surface with recesses 51 orthogonal to the longitudinal direction at predetermined intervals. The bundle beam 5 is arranged in a direction intersecting with the cloth foundation 4 facing each other, and both ends thereof are respectively connected to the footing portions 2 of the cloth foundation 4.
1 and is installed to support the first floor unit 14.

As shown in FIG. 2, a plurality of floor bundles 31 are erected on the bundle beam 5A. The floor bundle 31 includes a pair of screw shafts (not shown) of right-hand and left-hand screws provided in series vertically, and a turnbuckle 32 connecting these screw shafts. The turnbuckle 32 is rotated. Thereby, the floor bundle 31 can be expanded and contracted. The lower end of the lower screw shaft is fixed to a base plate 33, and the base plate 33 is fixed to the upper end surface of the bundle 5A by a J-shaped anchor bolt 34 embedded in the bundle 5A.

Between the upper ends of the floor bundles 31, a bundle beam 5A
A pulling bar 35 is stretched along the longitudinal direction of the bar. The pulling bar 35 is made of a long rectangular bar or the like, and is joined to the floor bundle 31 via a bracket 36 fixed to an upper end of a screw shaft (not shown) on the upper side of the floor bundle 31. There is a gap 3 between the pulling bar 35 and the recess 51 that is small enough for an operator to pass through.
7 are formed, and the space on both sides of the bundle beam 5A is communicated through the gap 37. On the floor of the first floor, 14
Is installed. The floor panel 12 and the wall panel 11 of the present embodiment are formed by attaching a face material 16 to the surface of a core material 15 assembled in a rectangular frame shape.

The both ends of the bundle beam 5A are connected to the footing portions 21 of the cloth foundation 4, respectively. Footing unit 21
As shown in FIG. 3, a concave portion 24 as an engaging portion engageable with an end portion of the bundle beam 5A is provided at a portion where the bundle beam 5A is connected to the end portion of the bundle beam 5A. The part is inserted. Grooves 52 extending in the vertical direction are provided on both end surfaces of the bundle 5A, and mortar (not shown) is injected into a space surrounded by the grooves 52 and the recesses 24 so that the ends of the bundle 5A become footing portions 21. Is connected and fixed.

Returning to FIG. 2, mortars 53 as height adjusting means are respectively spread on the lower surfaces of both ends of the bundle 5A, and the height level of the bundle 5A can be adjusted by the thickness of the mortar 53. It has become. Note that the bundle beams 5 other than the bundle beam 5A are also connected to the cloth foundation 4 in substantially the same structure, and
It is configured to support the floor panel 12 via the pulley 1 and the puller 35.

In the thus constructed embodiment, the foundation 3 is constructed in the following procedure. First, building 1
Is performed at the construction site, and a portion corresponding to the wall 13 is spread over the bottom of the root, and a rock stone (not shown) is laid and the ground 6 is formed by squeezing from above. Next, the footing portion 21 and the rising portion 22 are cast on the ground 6 to form the fabric base 4. At this time, a concave portion 24 is formed in a portion of the footing portion 21 that is connected to the bundle beam 5, and a ventilation hole 23 is formed in the rising portion 22.

A mold (not shown) is arranged so as to surround a portion of the ground 6 where the end of the bundled beam 5 is placed, that is, the ground 6 near the recess 24 including the inside of the recess 24. The mortar 53 is injected so that the grounds 6 facing each other between the foundations 4 have the same height level. Thereafter, the previously formed bundle beam 5 is placed between the cloth foundations 4, each end of which is inserted into the concave portion 24 and placed on the mortar 53. Thereby, the bundle beam 5 is held at a predetermined position while being held horizontally by the footing portion 21.
Next, the portion surrounded by the groove 52 and the concave portion 24 of the bundle 5 is filled with mortar (not shown) to couple the bundle 5 to the footing 21.

Further, the floor bundle 31 integrated with the base plate 33 and the bracket 36 is attached to the pulley 35 at predetermined intervals, and this pullout 35 is arranged along the bundle beam 5. At this time, the base plate 33 is inserted into the upper end of the anchor bolt 34 embedded at a predetermined interval in the bundle 5 and
A nut (not shown) is tightened and fixed from the upper end of the anchor bolt 34. After this, turnbuckle 3
By rotating the floor bundle 31 by rotating 2, the height level of the pulling bar 35 is adjusted to match the height level of the rising portion 22. Then, the floor panel 12 is installed on the pulling bar 35 and the rising portion 22 to form the first floor 14.

According to this embodiment, the following effects can be obtained. That is, since the plurality of floor bundles 31 are erected on the bundles 5, it is only necessary to install one bundle 5 for the plurality of floor bundles 31. In other words, since it is possible to omit the work of linearly arranging a plurality of slabs at the same height level, the construction can be performed quickly and easily.
Further, since the end of the bundle 5 is coupled to the footing 21 of the fabric foundation 4, the bundle 5 can be held by the footing 21 in a desired state, and there is no need to stand by itself. At the place where the beam 5 is installed, earth work such as compaction can be simplified, so that the work can be performed quickly and easily.

Since the footing portion 21 is provided with a concave portion 24 as an engaging portion that can be engaged with the end portion of the bundle 5 at the joint portion with the bundle 5, the end portion of the bundle 5 is provided. The recess 24
Can be positioned simply by engaging with the bundle, the bundle 5 can be quickly and easily installed. Furthermore, it is possible to secure a superior bonding strength as compared with the case where the bundled beams 5 are merely joined to the footing portion 21 and joined.

Since the engaging portion is a concave portion 24 that can be inserted into the end of the bundle 5, it is necessary to provide a special structure at the end of the bundle 5 for engaging with the footing 21. Therefore, the structure can be simplified, and the structure of the bundle beam 5 can be simplified.

Further, the lower surface of the bundle 5 is filled with mortar 53 as height adjusting means, so that the height level of the bundle 5 can be easily adjusted by the mortar 53. Even if the place for installing is not made uniform by earthwork, the bundle beam 5 can be easily and reliably horizontally installed.

[0026] Since the indentation 51 perpendicular to the longitudinal direction is provided on the upper end surface of the bundle 5, the indentation 5 is provided.
Since the spaces on both sides of the bundled beam 5 are communicated via the gap 37 between the pulley 1 and the pulling bar 35, the ventilation between the cloth foundations 4 can be sufficiently ensured. In addition, even when an operator enters between the cloth foundations 4 for inspection or the like, the worker can freely pass between the cloth foundations 4 through the gap 37, so that the work can be performed quickly and easily.

It should be noted that the present invention is not limited to the above-described embodiment, but includes other configurations capable of achieving the object of the present invention, and also includes the following modifications.
That is, in the above-described embodiment, the height level of the bundle 5 is adjusted by interposing the mortar 53 between the bundle 5 and the ground 6, but, for example, a plate material as a height adjusting means instead of the mortar 53 The height level of the bundle 5 may be adjusted by adjusting the thickness and the number of the plate members. If the height level of the bundle 5 can be adjusted, the height adjusting means may be used. Is not limited.

In the above-described embodiment, the concave portion 24 is provided in the footing portion 21 of the cloth base 4. However, the present invention is not limited to this. For example, as shown in FIGS.
2 is provided with a concave portion 25 as an engaging portion, and the footing portion 21 is provided.
In the vicinity of the concave portion 25 in the
The end of the bundle beam 5 may be inserted into the bundle 5.

The engaging portion is not limited to these concave portions 24 and 25. For example, the engaging portion may be a convex portion projecting from the footing portion 21 or the rising portion 22 in a horizontal direction. May be fitted. Alternatively, connecting members may be provided at the end of the bundle 5 and the footing portion 21, respectively, and the connecting members may be connected to each other to lock the bundle 5 to the cloth foundation 4.

Although the cloth foundation 4 of the above embodiment is made of cast-in-place concrete, it may be made of a precast concrete block pre-formed at a factory. In the above embodiment, the floor panel 12 is arranged on the gallery 35 to form the first floor section 14. However, the floor boards are arranged on the gallery 35 via joists, thereby forming the first floor section. You may comprise.

The building 1 of the embodiment is an industrialized house built by the panel method, but is not limited to this.
For example, it may be a house constructed by a conventional construction method, or an industrialized house constructed by another construction method. In short, the type of the building is not limited as long as the building has a structure that supports the first floor by the floor bundle and the pulling.

[0032]

As described above, according to the present invention,
Since a plurality of floor bundles are erected on the bundled beams, it is only necessary to install one bundled beam for a plurality of floor bundles. Since it is possible to omit the work of linearly juxtaposing at the height level, the work can be performed quickly and easily. Further, since the ends of the bundled beams are connected to the cloth foundation, it is possible to hold the bundled beams on the cloth foundation in a desired state, and there is no need to stand alone. Earth work such as hardening can be simplified, so that work can be performed quickly and easily.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an embodiment of the present invention.

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

FIG. 3 is a perspective view showing the joint structure of the bundle beam and the cloth foundation of the embodiment, partially cut away.

FIG. 4 is a diagram showing another basic structure of the present invention.

FIG. 5 is a sectional view showing another basic structure of the present invention.

[Explanation of symbols]

 Reference Signs List 3 foundation 4 cloth foundation 5,5A bundle beam 24,25 concave portion (engagement portion) 31 floor bundle 35 large pulling 51 dent portion 53 mortar (height adjusting means)

Claims (5)

[Claims] 1. A cloth foundation opposed to each other, a bundled beam arranged between the cloth foundations, a plurality of floor bundles erected on the bundled beam, and bridged over these floor bundles. With a big deal
The foundation structure of a building, wherein the bundle beam is disposed in a direction intersecting with the cloth foundation, and an end thereof is connected to the cloth foundation. 2. The basic structure of a building according to claim 1, wherein an engagement portion engageable with an end portion of the bundled beam is provided at a portion of the cloth foundation that is connected to the bundled beam. The basic structure of a building, characterized in that: 3. The basic structure of a building according to claim 2, wherein the engaging portion is a concave portion into which an end of the bundle beam can be inserted. 4. A height adjustment means for adjusting a height level of a bundled beam on a lower surface side of the bundled beam in the foundation structure of a building according to any one of claims 1 to 3. The foundation structure of a building, characterized by the fact that it is provided. 5. The basic structure of a building according to claim 1, wherein a recessed portion perpendicular to a longitudinal direction is provided on an upper end surface of the bundle beam. Foundation structure of building.