JP2000144997A - Joining structure of floor and wall and building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the joining structure of an inexpensive floor and wall which is easy in manufacturing and excellent in performance by stretching a floor plate material and a reverse plate material upward and downward of a floor frame, and erecting the wall on a floor panel integrated by filling a part therebetween with a foam heat insulation material. SOLUTION: A floor plate material 52 comprising a particle board and a reverse floor plate 53 comprising the particle board are stretched upward and downward of a floor frame 51. A foam urethane resin is foamed and filled without any gap into the inside of the floor frame 51 to be adhered. Next, after a screw nail is driven into a floor plate material 52 and a floor joist from the lower frame material of a wall 4 to be fixed, an inner wall material is nailed and fixed to erect and join a floor panel 5 and a wall 4. Thereby since the floor frame 51, the floor plate material 52, the reverse plate material 53 and a foam heat insulation material 54 are integrated, the strength of the floor panel 5 is large, the load of the upward erected and joined wall 4, fallen snow load on the floor panel 5 and the loading load of a room can be received by the whole floor panel 5, and they can be born sufficiently.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint structure between a floor and a wall and a building.

[0002]

2. Description of the Related Art Conventionally, as described in JP-A-6-173352, a wall panel is erected on an intermediate portion of a floor panel, a space inside the wall panel is used as a room, and a wall panel is installed. A building that uses the outside as a balcony has been proposed.

[0003] In this floor panel, a surrounding floor frame is formed by a floor joist, a plurality of floor joists are laid in parallel in the floor frame to form a floor frame, and a floor board is formed on the floor frame. It was stretched. The fixing of the floor framework and the floorboard was performed by driving nails into the floor joists from above the floorboard. Alternatively, the floorboard and the floor joist are further glued together with an adhesive and fixed by nailing. For the purpose of heat insulation, a heat insulating material made of glass fiber has been attached to the floor frame of the floor panel.

A wall panel is formed by forming a surrounding wall frame with a frame material,
A plurality of frame members are erected in the wall frame and connected to the upper and lower frame members to form a wall frame member, and wall plate members are stretched on both sides of the wall frame member in the same manner as described above.

When a wall panel is erected on the intermediate portion of the floor panel, the floor panel is placed on the lower frame member of the wall frame before one of the wall panels is stretched. Fix it by driving nails into the board and the floor joist under it,
A wall plate was stretched over the wall frame. The load of the wall panel, the snow load on the floor panel, and the room load were received by the floor panel and the floor joist of the floor panel.

For this reason, in order to withstand the load applied to the floor panel as described above, the floor panel has a narrow interval between the floor joists of the floor frame to increase the number of floor joists or increase the height of the floor joists. And so on.

[0007]

However, in the technique described in the above-mentioned conventional Japanese Patent Application Laid-Open No. 6-173352,
Since only the floor frame and the floor panel material were responsible for the load on the floor panel, in order to withstand the load applied to the floor panel as described above, the interval between the floor joists of the floor frame was reduced and the number of floor joists was increased. Or the floor joists have to be taller, and it takes more man-hours to manufacture floor panels,
Had become expensive.

In the case where a heat insulating material made of glass fiber is packed in the floor frame, it is difficult to support the heat insulating material from below, and the floor frame is completely filled with the heat insulating material without any gap. However, it is difficult to exhibit the heat insulating performance, and an extra amount of heat insulating material is required.

The present invention has solved the above-mentioned problems of the prior art,
An object of the present invention is to provide a floor-wall joint structure and a building that are easy to manufacture, have good performance, and are inexpensive.

[0010]

According to the first aspect of the present invention,
A floor panel and a back panel are stretched above and below the floor framework, and a foam insulation material is filled and bonded between the floor framework and the two panels to form an integrated floor panel. The floor and the wall are joined together, with the wall being erected on the floor.

According to a second aspect of the present invention, there is provided a building wherein the outside of the wall of the floor panel according to the first aspect is a balcony floor, and a room space is provided below the floor panel.

The floor frame of the present invention is framed by a frame material such as a floor joist made of wood or steel. Depending on the size of the frame, a frame material such as a joist is further bridged inside the frame. Sometimes.

The foamed heat insulating material of the present invention includes foamed urethane resin, foamed polystyrene resin, foamed inorganic material, and the like. Adhering to the floor frame, floor plate material and back plate material to exhibit heat insulation, foaming in the floor panel and bonding to the floor frame, floor plate material and back plate material together with the adhesive to exhibit heat insulation, or The foamed material has heat insulation properties and rigidity, and can be bonded and integrated with a floor frame, a floor plate, and a back plate with an adhesive.

In the present invention, the expression that the wall is erected on the intermediate portion of the floor panel means that the wall is erected and joined not on the peripheral edge portion of the floor panel having comparatively high strength but on the inner portion having relatively low strength. This includes a case where a wall is erected and joined on an intermediate portion close to a peripheral portion.

(Function) In the joint structure of the floor and the wall according to the first aspect, a foamed heat insulating material is filled and bonded between the floor frame, the floor plate material and the back plate material to form an integrated floor panel. ,
The entire foam inside the floor panel is filled with foam insulation, and the floor frame of the floor panel, the floor board material, the back plate material, and the foam insulation material are bonded and integrated into one, and the whole floor panel has high strength (particularly bending strength). Become something. Since the wall is erected and joined on the middle part of the floor panel, the load on the wall, the snow load on the floor panel, and the load on the room can be received by the entire floor panel, and the load can sufficiently withstand the load. Can be done.

[0016] In the building according to the second aspect, since the outside of the wall in the floor panel according to the first aspect is a balcony floor, the balcony floor has excellent strength, and the floor panel is made of a foam insulating material. Since the room space is provided below the floor panel, the room space can be made to have good heat insulation performance, and the sound insulation can be made excellent.

[0017]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a vertical sectional view of a partially cutaway building according to an embodiment of the present invention, FIG. 2 is a plan view of a floor frame used in the present invention, and FIG. 3 is a joint structure of a floor and a wall according to an embodiment of the present invention. It is a longitudinal cross-sectional view.

In FIG. 1, a balcony 1 is provided at the top of a building formed by combining a plurality of building units vertically and horizontally, a hut back room 2 is provided inside the building, and a lower floor is provided below the balcony 1. Room 3 is provided.

The balcony 1 and the attic room 2 are separated by a wall 4 with a sash window 41. The floor 11 of the balcony 1 and the floor 21 of the attic 2 consist of a common floor panel 5.

The floor panel 5 has a floor frame 51 as shown in FIG. 2, and a floor plate 52 made of a 20 mm-thick particle board and a back plate 53 made of a 9 mm-thick particle board are stretched above and below the floor frame 51. The foamed urethane resin is foam-filled therein without any gap, and is adhered to the foamed urethane resin to integrate the foamed heat insulating material 54.

As shown in FIG. 2, the floor frame 51 is made of the same material at approximately 330 mm intervals in a surrounding floor joist frame 511 composed of 2 × 6 materials of LSL (Laminated Strand Lumber) which is engineering wood. Become floor joist 5
12 are spanned and fixedly joined with screw nails. The upper and lower floor plate members 52 and the back plate member 53 of the floor frame 51 are fixedly joined with screw nails.

The wall 4 is erected on the floor panel 5 as shown in FIG. Before the inner wall material 43 of the wall 4 is stretched, the screw nail 44 is driven into the floor plate material 52 and the floor joist 512 by a nailing machine from the lower frame material 42 and fixed. Thereafter, the inner wall material 43 is nailed and fixed to complete the wall 4.

The floor panel 5 forms the floor of the building unit U1 and is fixed to the steel beam 6 via a steel angle member 55. Below the floor panel 5, the ceiling panel 7 is attached via a steel L-angle member 73 and an elastic member 74 for preventing vibration transmission. The ceiling panel 7 has a wooden frame 71 and a ceiling 72 made of fiber-reinforced gypsum board.

The steel beams 6 are framed and the floor panel 5
And a composite panel having a ceiling panel 7 and one building unit U1 including the wall 4 thereon, which is manufactured at a factory.

As shown in FIG. 1, the building unit U1 is installed on a lower floor room 3 comprising a group of building units, and a building unit U2 for an eave is installed in front of the building unit U1. Then, urethane foam resin is injected and foamed into the floor of the joint portion between the two, and the floor and the ceiling of both are joined by the joining floor plate 12 and the joining ceiling plate 74.

The building unit U3 is also installed on the opposite side of the building unit U1, and the roof panels 81 and 82 are installed on the building units U1 and U3 to form the hut back room 2.

The floor 11 of the balcony 1 is finished with a waterproof sheet or tile, and the floor 2 of the back room 2
1, carpets and tatami mats are laid and finished.

In this joint structure between the floor and the wall, a foam insulation material 54 is filled and bonded without gaps between the floor frame 51, the floor plate 52 and the back plate 53 to form the integrated floor panel 5. The floor frame 51 of the floor panel 5, the floor panel 52, the back panel 53, and the foam insulation 54 are integrated, and the entire floor panel 5 has high strength, and is excellent in heat insulation and sound insulation. Become. Since the wall 4 is erected on the intermediate portion of the floor panel 5, the load of the wall 4 including the roof panel 81, the snow load on the floor panel 5, and the load of the room can be reduced. And can withstand the load sufficiently.

In the conventional structure in which the floor frame 51 is filled with a glass fiber heat insulating material, the floor joists 512
When provided at a distance of mm, the strength of the floor panel was insufficient. For this reason, in the conventional structure, it is necessary to increase the number of floor joists 512 or to increase the height of the floor joists 511 and 512, resulting in a high price.

In this building, the wall 4 of the floor panel 5
The floor 11 of the balcony 1 is excellent in strength because the outside of the floor is a balcony floor 11, and the floor panel 5
Is excellent in heat insulating property in which the foam heat insulating material 54 is filled and integrated, and the room 3 thereunder can have good heat insulating performance. In addition, soundproofing can be improved. In addition, since a building is formed by a plurality of building units, it is possible to use a large-scale manufacturing facility of a factory to achieve high-quality products and reduce the number of work steps at a building site.

The embodiments of the present invention have been described above. However, the present invention is not limited to the above-described embodiments, and is included in the present invention even if there is a design change or the like without departing from the gist of the present invention. .

For example, in the embodiment, the building unit U1 having a balcony has been described. However, a building unit having a partition wall on an intermediate portion of a floor panel may be used, and a panel structure may be used instead of the building unit.

[0033]

According to the first aspect of the present invention, the floor panel has a floor frame, a floor panel, a back panel, and a foam insulating material integrated with each other, and the entire floor panel has a large strength. Since the wall is erected on the intermediate portion of the floor panel, the load on the wall, the snow load on the floor panel, and the load on the room can be received by the entire floor panel, and the load can be sufficiently withstood. And can be manufactured at low cost.

In the building according to the second aspect, the floor of the balcony has excellent strength, and the floor panel is integrally filled with a foamed heat insulating material, so that the heat insulating material can be easily mounted, and the heat insulating property and the heat insulating property are improved. It will be superior in soundproofing, and the room below it can be made good in heat insulation and soundproofing,
Moreover, it can be inexpensive as a whole.

[Brief description of the drawings]

FIG. 1 is a partially cut-away longitudinal sectional view of a building according to an embodiment of the present invention.

FIG. 2 is a plan view of a floor frame used in the present invention.

FIG. 3 is a longitudinal sectional view of a joint structure between a floor and a wall according to an embodiment of the present invention.

[Explanation of symbols]

 U1 Building unit 1 Balcony 11 Balcony floor 2 Cabin room 3 Lower floor room 4 Wall 5 Floor panel 51 Floor framework 511 Floor joist frame 512 Floor joist 52 Floor plate 53 Back plate 54 Foam insulation 6 Beam 7 Ceiling panel

Claims (2)

[Claims] A floor panel and a back panel are stretched above and below a floor framework, and a foam insulation material is filled and bonded between the floor framework and the two panels to form an integrated floor panel. A floor / wall joint structure, wherein a wall is erected and joined on an intermediate portion of the panel. 2. A building, wherein the outside of the wall of the floor panel according to claim 1 is a balcony floor, and a room space is provided below the floor panel.