JPH0686743B2 - Floor structure of a house - Google Patents

Description

Detailed Description of the Invention

[0001]

INDUSTRIAL APPLICABILITY The present invention can form an entrance provided on the upper floor of a house while giving a high-class feeling to the entrance on the first floor.
The floor structure of a house that can enhance its appearance.

[0002]

2. Description of the Related Art For example, the first floor and the second floor of a house are separate houses, a garage is provided on the first floor, the first floor is semi-underground, or it is built on a sloping ground. Houses with entrances and exits are often used on the upper floors.

The entrance floor a provided on the indoor side of such an entrance on the floor conventionally supports the outer edge of the rising floor b which is the upper floor above the entrance and is a lattice as illustrated in FIG. The foundation is formed by bridging the foundation concrete e for forming the entrance between the first floor beam c made of a beam and the second floor beam d arranged below the doorway and made of a lattice beam. It had been. In addition, since the house frame structure including the first and second floor beams c and d is built on each upper surface of the first and second floor beams c and d according to a predetermined module size,
While being flush with the horizontal plane, the foundation concrete e is arranged such that its upper surface is substantially level with the upper surfaces of the first and second floor beams c and d.

[0004]

However, in such a conventional one, the step between the entrance floor a and the rising floor b is approximately equal to the thickness of the base concrete f for forming the rising floor b. Therefore, it is not possible to take the step sufficiently,
In addition to being unattractive, there is a problem to be solved, such as making it difficult to finish the entrance floor a with tiles similar to the entrance on the first floor to give a high-class feeling, because of the small steps.

According to the present invention, a second floor beam arranged below the outer wall along the outer wall is formed into a pillar arranged at both ends of the outer wall with the height of the first floor beam aligned with the outer edge of the raised floor. Formed from a vertically long fixing metal member to be bolted and a joint material connecting the fixing metal member and having an upper surface lower than that of the first floor beam, and further, an entrance is provided on the inner surface and the outer surface of the second floor beam. Based on the provision of Daihiki and Pouch Daihiki respectively, the foundation concrete for forming the entrance floor is distributed while forming a sufficient step between the rising floor and the floor concrete without lowering the strength of the second floor beam. It is intended to provide a floor frame structure of a house that can be installed and can solve the above problems.

[0006]

According to the present invention, there is provided a porch floor which forms an outdoor floor surface on a floor of a house and extends inward to a doorway on the floor which is opened by an outer wall of the house, and the doorway from the doorway. A floor frame structure of a house that supports the entrance floor of the house leading to the other rising floor, and a first floor beam arranged below the first floor beam along the outer edge of the rising floor and below the outer wall And a third floor beam along the outer edge of the porch floor, the second floor beam having the same height and height as the first floor beam. And a vertically long fixing metal fitting that is bolted to columns arranged at both ends of the outer wall, and a joint material that connects the fixing metal fittings and has an upper surface lower than that of the first floor beam. Moreover, the entrance concrete provided on the inner surface of the second floor beam supports the foundation concrete for forming the entrance floor and To support the underlying concrete Pouch bed formed by pouch Obiki in which the upper surface and lower plants than Moreover entrance Obiki provided on the outer surface of the beam.

[0007]

[Function] The first floor girder is arranged along the outer edge of the raised floor inside the house entrance and is located below the first girder, and the second floor girder is located along the outer wall and is located below the second girder. The floor beam is a vertically long fixing metal fitting that is bolted to columns arranged at both ends of the outer wall with the same height and height as the first floor beam,
A joint material is provided that connects the fixing fittings and has an upper surface lower than the first floor beam. The entrance concrete provided on the inner surface of the second floor beam supports the foundation concrete for forming the entrance floor. Therefore, by locating the joint material lower than the first floor beam, a sufficient step can be formed between the upper surface of the foundation concrete and the upper surface of the raised floor, and the appearance can be improved and It is convenient to tile on concrete, for example, via a mortar layer.
The entrance floor can be formed with a sense of quality similar to that of the entrance.

Further, since the second floor beam has the fixing metal fittings, and the entrance door pull is provided on the inner surface and the pouch pull is provided on the outer surface, the second floor beam can be arranged with high strength. Therefore, it is possible to prevent a decrease in strength caused by making the upper surface of the joint material lower than the first floor beam.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In the figure, the floor structure 1 of the house is a porch floor P that forms an outdoor floor surface on the upper floor of the house H and extends to an entrance A on the upper floor that is open at the outer wall W of the house H, and the entrance A from the inside of the house The first floor beam 2 which supports the entrance floor E of the house leading to the other raised floor U and is arranged below the raised floor U along the outer edge of the raised floor U, and below it along the outer wall W. And a third floor beam 4 along the outer edge of the pouch floor P. Further, the second floor beam 3 has a vertically long length which is bolted to columns 5 and 5 arranged at both ends of the outer wall W so as to have the same height as the height L2 of the first floor beam 2 and the same height. It has fixing metal fittings 6 and 6 and a joint material 7 which connects the fixing metal fittings 6 and 6 and has an upper surface lower than the first floor girder 2, and moreover, the inner surface of the second floor girder 3. A porch raid 11 which supports the base concrete 10 for forming the entrance floor E and is provided on the outer surface of the second floor girder 3 and whose upper surface is lower than the entrance raid 9 Pouch floor P
The foundation concrete 12 for formation is supported. Further, in this example, the spacer 14 having the upper surface at the same height as the upper surface of the fixing metal fitting 6 is fixed on the joint material 7 of the second floor beam 3 leaving the entrance A.

As shown schematically in FIG. 1, the house H is a two-story house in this example, and the upper floor formed by the entrance 20 and the entrance A on the first floor and the second floor, respectively. Entrance 2
1 and are provided. Further, the porch part PO having the porch floor P is formed in front of the entrance 21 on the upper floor so as to project from the house H, and in this example, an attached house H1 is formed below the porch part PO.

As shown in FIGS. 2 and 4, the first floor beam 2 is provided between an upper chord member 23 and a lower chord member 24, in which, in the present example, the groove portions of two channel steels face each other and are arranged vertically. The band members 25, 29 are made of lattice beams spanning a lattice plate 26 and lattices 26, and beam members 29, 29 having both ends extending along both side edges extending in and out of the entrance floor E.
It is installed horizontally along the outer edge of the raised floor U by bolting to. The beam member 29 is a lattice beam having the same height as the first floor beam 2, and its upper and lower surfaces are aligned with the upper and lower surfaces of the first floor beam 2. The outer end of the beam member 29 is fixed to the pillar 5 in this example.

The columns 5 and 5 are made of square steel pipes erected at both ends of the outer wall W of the house from which the porch floor P projects.
The second floor beam 3 is horizontally bridged between them. In addition, in this specification, the "outer wall W" means the outer wall of the house of the part which protrudes from the house H of the porch part PO.

The second floor beam 3 has a vertically long fixing metal member 6 which is bolted to the facing side surfaces 5A and 5A of the columns 5 and 5,
6 and a joint material 7 for connecting the fixing fittings 6, 6. As shown in FIG. 4, the fixing member 6 is made of an H-shaped steel having flanges provided on both ends of the web, and one of the flanges is brought into contact with the side surface 5A of the pillar 5 and bolted to fix the pillar. It is firmly fixed to 5. The vertical length L6 of the fixing bracket 6 is set to be equal to the height L2 of the first floor beam 2, and the fixing bracket 6 is at the same height position as the first floor beam 2, that is, both of them. The upper and lower ends are aligned and attached to the pillar 5. Accordingly, for example, the ceiling plate provided below the entrance floor E can be horizontally attached continuously to the lower ends of the first floor beam 2 and the second floor beam 3. In addition, the joint material 7
Is a vertical web with flanges above and below in this example I
It is made of shaped steel, and its height L7 is approximately 1/2 of the height L2 of the first floor beam 2. The joint material 7 is welded in advance with both ends thereof aligned with the lower ends of the flanges of the fixing fittings 6 and 6 facing each other.
By fixing the joint member 7 to the first floor beam 2, the joint member 7 is located lower than the first floor beam 2 by a height LS (difference between the height L2 and the height L7).

The third floor beam 4 is a lattice beam having the same structure as that of the first floor beam 2, and is provided between columns (not shown) provided upright on the outer edge and both ends of the pouch portion PO. It is laid across in parallel with the floor beam 2 of No. 1 and at the same height.

Further, on the inner surface and the outer surface of the second floor beam 3, there are provided an entrance door 9 and a porch door 11 for supporting the foundation concretes 10 and 12, respectively. The front door pull 9 is made of grooved steel with a lip in which horizontal flanges are projected from the upper and lower sides of a vertical web, and the web is vertically erected with an appropriate gap between the upper and lower flange inner edges of the joint material 7. It is firmly fixed to the inner surface of the second floor beam 3, that is, to the indoor side by bolting to the rectangular mounting plates 31 ... As shown in FIG. 2, the upper surface of the entrance door pull 9 is located slightly lower than the upper surface of the splice material 7, and the web of the entrance door pull 9 has flanges of the fixing bracket 6 at both ends thereof. Also bolt to a mounting plate (not shown) installed between them.

The pouch raiki 11 is made of a channel steel with a lip having the same cross-section as the entrance raid 9, and its web is spaced between the upper and lower flange outer edges of the splice material 7 with an appropriate interval. The fixed rectangular mounting plate 33 is fixed to the outer surface of the second floor beam 3, that is, the outdoor side by bolting to the mounting plates 34, 34 installed between the flanges of the fixing brackets 6, 6. To be done. The upper surface of the porch raid 11 is located lower than the upper surface of the entrance raid 9 by a length LA substantially equal to the thickness of the base concrete 12, whereby each of the entrance floor E and the porch floor P is located. A step can be formed between floors.

As described above, since the second floor beam 3 uses the beam member including the fixing metal fittings 6 and 6 and the joint member 7 instead of the conventional lattice beam, it is placed at a lower place than the first floor beam 2. The splicing material 7 can be located, and the step B between the floor surface of the raised floor U and the upper surface of the foundation concrete 10 for forming the entrance floor E can be made as large as the entrance on the first floor. The second floor beam 3
Is reinforced by the vertically long fixing metal fittings 6, 6, the entrance door pull 9 and the porch hook 11 and can have the same strength as a conventional lattice beam.

The entrance floor E is made of a grooved steel with a lip having the same cross section as that of the entrance draft 9, and the web is bolted to the strip 25 of the first floor beam 2. A front door pull 40 which is fixed to the outer surface of the beam 2 by aligning the upper surface with the front door pull 9, and between the front door pull 40 and the front door pull 9 and the beam members 29, 29. The entrance rafting 41 and the entrance rafting 9, which are erected with their upper surfaces aligned, are provided with a cushion material 42 through which a base concrete 10 made of, for example, lightweight concrete, a heat insulating layer 43, a non-combustible board 44,
It is formed by sequentially stacking the mortar layers 45 and adhering the tiles 46 ... In this way, since the entrance floor E has the large step B between the foundation concrete 10 and the rising floor U as described above, it can be formed while giving a high-class feeling to the entrance on the first floor, and its appearance can be enhanced.

Further, the pouch floor P is the pouch Daihiki 11
A pouch raid 49, which is made of a channel steel with a lip and has the same cross section as that of the lip, and which is fixedly aligned with the porch raid 11 by fixing a web to the inner surface of the third floor beam 4 by bolts, A pouch Daihiki 50 that extends between the pull 49 and the pouch Daihiki 11 and its upper surface is in alignment with the pouch Daihiki 11, and a base concrete 12 made of, for example, lightweight concrete via the cushion material 42 on the pouch Daihiki 11, Heat insulation layer 5
2, the non-combustible board 53 and the mortar layer 54 are sequentially stacked and the tiles 46 are attached to each other. The floor surface of the porch floor P can be made lower than the floor surface of the entrance floor E because the porch raid 11 is lower than the entrance raid 9.

The entrance Daihiki 41 and the porch Daihiki 50
Is a pulling material formed by fixing two webs of grooved steel with a lip having the same cross section as the entrance draft 9 and the heat insulating layer 5
2. The incombustible board 53 extends above the joint material 7. The mortar layers 45 and 54 are integrally formed in this example. The mortar layer 54 is formed with a water gradient toward the outside of the pouch floor P to promote drainage.

Further, the outer walls W1 on both sides of the entrance A are
Spacer 1 fixed on the joint material 7 of the second floor beam 3
It is formed by building the wall panel 56 through 4. As shown in FIG. 3, the spacer 14 is made of a steel material having a U-shaped cross section in which horizontal projecting pieces 16 and 16 are protruded inward from the upper and lower sides of a vertical rising piece 15, and the projecting piece 16 below the spacer 14 is formed. By bolting to the upper flange of the joint material 7, it is fixed on the joint material 7 leaving the entrance A as shown in FIG. The upper surface of the spacer 14 is aligned with the upper end of the fixing member 6 by mounting, and thus is also flush with the upper surfaces of the first floor beam 2 and the beam member 29. As a result, the beam 2
9. The lower end of the wall panel whose lower end is supported on the spacer 14 can be located at the same height, and it is convenient to attach the wall panel manufactured according to the standard length of the house.

The wall panel 56 has a frame member 57 having a substantially rectangular cross section.
Is a panel body in which face materials 59, 59 are attached to the front and back sides of a frame formed by joining in a rectangular shape, and the frame material under the wall panel 56 is at the tip of a standing piece 61 rising from the upper surface of the overhanging piece 16 above the spacer 14. The lower end of the wall panel 56 is supported by fitting a groove 60 provided on the lower surface 57. The spacer 14
On the inner and outer surfaces of the above, a plate material 62 extending from the base concrete 10 and 12 to the face materials 59 and 59 at the lower end of the wall panel 56, and a finishing board 63 made of gypsum board, etc.
Finish the bottom of the wall panel 56.

As shown in FIGS. 5, 6, and 7, the spacer 14 is fixed on the joint material 7 according to the position of the entrance / exit A, leaving the entrance / exit A, so that one of the second spacers is provided. The floor beam 3 can be used to form a house in which the position of the entrance A is different,
The design plan can be developed with a small number of components.

As shown in FIG. 2, the raised floor U has a plate sill 70 extending along the outer surface of the first floor beam 2 and rising from the ground concrete 10, and a floor stile 72 at the upper end of the finishing material 71. A base concrete 74 having an outer edge formed by mounting, and an end portion placed on a large pull 73 made of grooved steel with a lip bolted to an inner surface and an upper portion of the first floor beam 2, and The raised floor U is formed by the floor board 75 attached to the upper surface of the base concrete 74.

At the upper end of the third floor beam 4, a pouch portion P is formed.
A handrail panel 76 forming a wall body around O is erected, and a lower end of the third floor beam 4 supports an upper end of a wall panel 77 forming an outer wall of the attached house H1 through a square bar 79. .

[0026]

As described above, the floor structure of the house of the present invention is
The vertically long fixing metal fittings are connected to each other and the upper surface is first
A second floor beam having a joint material which is lower than the floor beam of, is arranged along the outer wall having the doorway on the floor,
A sufficient step is provided between the raised floor formed on the first floor beam and the foundation concrete for forming the entrance floor supported by the entrance pulling provided on the inner surface of the second floor beam. It is possible to improve the appearance, and it is convenient to finish the entrance floor with mortar and tiles.

Further, since the entrance rail and the porch rail are respectively arranged on the inner and outer surfaces of the second floor beam, the front rail and the porch rail together with the fixing metal work as a reinforcing material, and the second floor is pulled. It is possible to prevent a decrease in strength due to a decrease in beam height.

[Brief description of drawings]

FIG. 1 is a perspective view illustrating a house in which the present invention can be adopted.

FIG. 2 is a sectional view showing an embodiment of the present invention.

FIG. 3 is a cross-sectional view showing a mounted state of a spacer.

FIG. 4 is a perspective view showing an embodiment of the present invention.

FIG. 5 is a front view showing a mounting state of a spacer.

FIG. 6 is a front view showing a mounting state of a spacer.

FIG. 7 is a front view showing a mounted state of a spacer.

FIG. 8 is a cross-sectional view illustrating a conventional technique.

[Explanation of symbols]

 2 1st floor beam 3 2nd floor beam 4 3rd floor beam 5 Pillar 6 Fixing metal fitting 7 Joint material 9 Entrance rafting 10 Foundation concrete for forming entrance floor 11 Porch rafting 12 Foundation concrete for forming porch floor A doorway E entrance floor H house P porch floor U standing floor W exterior wall

Claims (1)

[Claims] 1. A porch floor that forms an outdoor floor surface on the upper floor of a house and extends inward to a doorway on the floor that is open at the outer wall of the house, and a house that extends from the doorway to a raised floor inside the house entrance. A floor frame structure of a house supporting an entrance floor of the first floor beam, which is arranged below the rising floor along the outer edge of the raised floor, and a second floor arranged below the same along the outer wall. A beam and a third floor beam along the outer edge of the pouch floor,
The second floor beam is connected to the vertically long fixing metal fittings which are bolted to columns arranged at both ends of the outer wall with the same height as the first floor beam height and the same height. And a joint material whose upper surface is lower than that of the first floor beam, and further supports the foundation concrete for forming the entrance floor by the entrance draft provided on the inner surface of the second floor beam. A floor frame structure of a house, characterized in that a foundation concrete for forming a pouch floor is supported by a porch Daiki which is provided on the outer surface of the floor beam 2 and whose upper surface is lower than the entrance Daiki.