JPH0826603B2 - Roof structure of industrialized house - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a roof structure of an industrialized house constructed by combining a plurality of housing units, and can be used for an industrialized house built by a unit construction method.

[Background technology]

Recently, the unit construction method is being widely used in order to shorten the construction period of houses on site. In this unit construction method, modular housing units are manufactured in advance in a factory, these housing units are transported to the site by a truck or the like, and then combined on a foundation for construction.

In the industrialized house by this unit construction method, a frame of a steel frame is formed on a plurality of box housing units constituting the top floor, and a number of roof panels are attached to this frame to construct a roof, or the above box. There is one in which a roof is constructed by assembling a plurality of modular housing units for roof on a housing unit.

[Problems to be Solved by the Invention]

However, in the roof structure in which the roof panel is attached to the frame of the steel frame frame, there is a problem that a lot of on-site processing such as formation of the frame and attachment of the roof panel to the frame cannot be performed, and the construction time in the roof construction cannot be sufficiently shortened. is there. Further, in the conventional example in which the roof is entirely constructed with units, the modules of individual roof housing units must be determined according to the size of the house. This roof housing unit is manufactured by assembling standardized beams, columns and roof panels, and preparing a large number of this unit for each module causes a problem of high manufacturing cost.

An object of the present invention is to provide a roof structure for an industrialized house, which can reduce the construction time on site and the manufacturing cost.

[Means for solving the problem]

The roof structure of an industrialized house of the present invention is a roof structure of an industrialized house constructed by combining a plurality of housing units, and leaves a space in which roof panels can be arranged on both upper surfaces of a plurality of box house units constituting the top floor. While arranging the roof housing units, the brackets are attached to the mutually facing surfaces of the roof housing units so as to project toward the center side, the roof panels are attached to these brackets, and the inclined surface of the roof panel is attached. The bracket is arranged so as to be the same as the inclined surface of the roof housing unit adjacent to the roof panel.

[Action]

In the present invention having such a configuration, after assembling a plurality of housing units such as a first-floor box housing unit and a second-floor box housing unit by hanging them with a crane on site, a plurality of box housings constituting the top floor are constructed. Place roof housing units on both sides of the unit.

Then, the bracket is attached to the roof housing unit in advance, and the roof panel is arranged between the roof housing units facing each other. In this state, the roof panel is supported by the bracket, and this panel is attached to the bracket with bolts or the like.

At this time, the module of the roof housing unit is fixed, and a roof panel having a long width is used for a large house, and a roof panel having a short width is used for a small house.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

Fig. 1 shows the entire industrialized house with an entrance purlin roof constructed by the unit construction method, and Fig. 2 shows in Fig. 1
A cross section along line II-II is shown. In these figures, a plurality of first-floor box housing units 2 are arranged on the foundation 1, and a plurality of second-floor box housing units 3 constituting the uppermost floor are arranged on these units 2. There is. Roof housing unit groups 4 are arranged on both upper surfaces of the box housing units 3 so as to face each other, leaving a space for a roof panel, and two roofs are provided between the unit groups 4. A panel 5 is arranged. As shown in FIG. 2, the roof panel 5 has a structure in which a roof member 5D is attached to the upper surface of a frame 5C composed of a vertical member 5A and a horizontal member 5B.

The roof housing unit group 4 is composed of a central roof housing unit 4A arranged at the center of the gable side, and two side roof housing roof units 4B arranged on both sides of the unit 4A, These units 4A and 4B are manufactured in predetermined modules. Central roof housing unit 4A
As shown in FIG. 3, a central frame 6 in which a climbing beam 6C is attached to the tops of four pillars 6B erected on a lower beam 6A via a horizontal bar 6D, and the central frame 6 is And a roof side panel 7 (see FIG. 1) mounted on the upper surfaces of these end frames 7 and 7 mounted in an inclined state. In addition, as shown in FIG. 4, the side roof housing unit 4B has a girder-side frame 9 in which a climbing beam 9C is attached to two columns 9B erected on a lower beam 9A through a horizontal beam 9D, as shown in FIG. A corner frame 10 which is arranged next to the frame 9 and slopes down on both sides of the descending building, and a roof panel 8 attached to the upper surfaces of these frames 9 and 10 (see FIG. 1). It is configured to include.

3 of the roof housing units 4A, 4B and roof panel 5
The connecting structure between the two components is shown in FIGS. In these figures, a plate-like connecting metal fitting 11 is bolted between the top of the pillar 6B of the central roof housing unit 4A and the climbing beam 6C, and climbs with the pillar 9B of the side roof housing unit 4B. A plate-shaped connecting fitting 12 is bolted between the beam 9C and the beam. These connecting fittings 1
1, 12 are attached to the upper side of the L-shaped metal article 13 via bolts 14, and the lower side of the L-shaped metal article 14 is fixed to the pillar by bolts 15.
It is attached to 6B. A bracket 16 is attached to the pillar 9B of the side roof housing unit 4B by a bolt 17 so as to project toward the center side (left side in FIG. 5). This bracket 16 is shown in FIGS. 1, 2 and 5
As shown in the drawings and FIG. 8, the inclined surface of the roof panel 5 is arranged to be the same as the inclined surface of the roof panel 8 of the roof housing unit 4A, 4B adjacent to the roof panel 4. Further, the bracket 16 has a structure in which two reinforcing pieces 16B extending in the vertical direction are integrally formed with a main body 16A having an L-shaped vertical section, and the roof panel 5 is attached to the upper side of the main body 16A by a bolt 18. Vertical member 5A is attached.

 Next, the construction of the roof of this embodiment will be described.

First, in the factory, the box housing units 2 and 3, the roof housing units 4A and 4B and the roof panel 5 are manufactured, and the roof housing units 4A and 4B are respectively connected to the furniture 1
Install 1,12.

After transporting these housing units 2, 3, 4A, 4B, etc. to the site, a plurality of first-floor box housing units 2 on the foundation 1
Are hung by a crane or the like and arranged, and a plurality of second-floor box housing units 3 are arranged on these housing units 2. Roof housing unit groups 4 are arranged on both upper surfaces of the units 3 respectively. The arrangement of this unit group 4 is as follows. First, two side roof housing units 4B.
After arranging on both sides of the girder, the central roof housing unit 4A is arranged in the middle. When these units 4A and 4B are arranged, the L-shaped metal 13 is attached to the pillar 6B of the unit 4A with the bolts 15, and the L-shaped metal 13 and the connecting fittings 11 and 12 are also attached.
And are connected with bolt 14.

After that, the bracket 16 is attached to the pillar 9B of the side roof housing unit 4B with bolts 17, and the roof panel 5 is hung by a crane or the like and arranged in the central portion, that is, between the housing unit groups 4. In this state, the vertical member 5A of the roof panel 5 is supported on the upper surface of the main body 16A of the bracket 16,
This vertical member 5A is attached to the upper side of the main body 16A by a bolt 18.

Here, in the case of a house having a long dimension in the girder direction, the roof panel 5 having a long width is used, and in the case of a house having a short dimension in the girder direction, a roof panel 5 having a short width is used. The modules of the roof housing units 4A and 4B may be the same regardless of the length of the house in the girder direction.

According to the present embodiment as described above, the roof housing units 4A and 4B are arranged while leaving the spaces where the roof panels 5 can be arranged on the upper gable sides of the plurality of second floor box housing units 3 and the housing units 4B. Since the brackets 16 are attached to the center side and the roof panels 5 are attached to these brackets 16, the roof construction time at the site can be shortened compared to the conventional example in which a large number of roof panels are attached to the frame. It is not necessary to change the modules of the roof housing units 4A and 4B, which have high manufacturing costs, only by changing the width dimension of the roof panel 5 even if the dimensions in the girder direction are different. The manufacturing cost for roof construction can be reduced. Also,
Since the bracket 16 has a structure in which two reinforcing pieces 16B extending vertically are integrally formed on a main body 16A having an L-shaped vertical section, the bracket 16 can withstand a large load received from the roof panel 5.

In addition, although the structure of the main house roof is used in the above-described embodiment, a structure of a gable roof or a gathering roof may be used.

Further, the roof housing units 4A and 4B are arranged on both gable sides of the upper surface of the plurality of box housing units 3 for the second floor, and the roof panel 5 is arranged between them, but the roof housing units are arranged on both girder sides. They may be arranged and the roof panel may be arranged between them.

Furthermore, the bracket 16 is a housing unit 4A for the central roof.
It may be attached to the pillar 6B. In addition, when constructing the roof, the bracket 16 is preliminarily installed in the factory for the roof housing units 4A, 4
May be attached to B.

Furthermore, connecting fittings 11 and 12 for connecting the roof housing units 4A and 4B are extended to the center side to the extent that the roof panel 5 can be supported, and the connecting fittings 11 and 12 are connected to the bracket 1 described above.
It may be used instead of 6. According to this, the number of parts can be reduced at the time of roof construction.

〔The invention's effect〕

According to the present invention as described above, there is an effect that the construction time at the site can be shortened and the manufacturing cost can be reduced.

[Brief description of drawings]

Fig. 1 is a perspective view of an industrialized house, and Fig. 2 is II-II in Fig. 1.
An enlarged cross-sectional view taken along the line, FIGS. 3 and 4 are perspective views of a roof housing unit, respectively, and FIG. 5 is a perspective view showing a connecting structure between a roof housing unit and a roof panel, and FIG. Is a front view thereof, FIG. 7 is a sectional view taken along the line VII-VII in FIG. 6, and FIG. 8 is a sectional view taken along the line VIII-VIII in FIG. 2,3 ... Box housing unit, 4A, 4B ... Roof housing unit, 5 ... Roof panel, 16 ... Bracket.

Claims (1)

[Claims] 1. A roof structure for an industrialized house, which is constructed by combining a plurality of housing units, wherein a roof housing unit is provided leaving a space for arranging roof panels on both upper surfaces of a plurality of box housing units constituting the uppermost floor. Along with the arrangement, brackets are attached to the surfaces of the roof housing units that face each other so as to project toward the center side, and roof panels are attached to these brackets, and the inclined surface of the roof panel is the same as the roof panel. A roof structure for an industrialized house, wherein the brackets are arranged so as to be the same as the inclined surfaces of adjacent roof housing units.