JPH09268687A - Roof support structure of building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a roof support structure which can use the same bracket even when the edge of the eaves is extended and a roof pitch is changed. SOLUTION: In an eaves girder 22, an end part 26A on the eaves edge 25 side of an eaves girder material 26 is extended by going over a ceiling frame 21. This eaves girder material 26 is a single continuous material, and an extending part 26B of the eaves girder material is an extending part to the eaves girder material whose end part has a conventional length up to a position of a column 15. A bracket 23 on which a roof frame 31 of a roof panel 24 is installed is installed in the extending part 26B of this eaves girder material 26. This bracket 23 has first to third members 27 to 29, and the second member 28 is rotatably connected to the third member 29.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for supporting a roof of a building, and can be used in, for example, a unit type building.

[0002]

BACKGROUND ART In recent years, unit-type buildings have been constructed in which a living room or the like that constitutes a building is manufactured as a building unit in a factory, and these building units are transported to the site for construction. The building unit includes a floor panel, a ceiling panel, a pillar erected between the floor panel and the ceiling panel,
It is provided with an outer wall panel and the like. The ceiling panel is constructed by attaching a ceiling surface material to a ceiling frame assembled in a square shape with beams. The same applies to the floor panel.

On the other hand, as shown in FIG. 3, as for the roof 51, the eaves girder 53 is provided on the ceiling frame 52 on the site, and the roof is provided on the eaves girder 53 via the bracket 54 and a bundle (not shown). Supports panel 55. The roof panel 55 has a roofing member 57 mounted on a roof frame 56 via a base plate and a waterproof sheet (not shown).

[0004]

For example, if the eaves are to be extended without changing the roof slope, the height of the roof becomes high. Therefore, if the conventional roof support structure is used, the height of the roof may be different. Had to prepare a bracket 54 of a kind. In addition, when a large attic space is desired, or when the height of the roof is changed due to sunshine or the like, the same problem occurs when changing the roof slope by keeping the eaves of the same projection. With respect to the bundle, since a bundle having a high height can be easily prepared, the problem of the bracket does not occur.

Therefore, an object of the present invention is to provide a support structure for a roof of a building which enables the same bracket to be used even when eaves are extended or the roof slope is changed.

[0006]

Referring to the drawings, as shown in FIG. 1, in the first invention of the present invention, a ceiling frame 21 is bridged between pillars 15, and the ceiling frame 21 A support structure for a roof 11 of a building, in which an eaves girder 22 is provided on the roof girder 22, and a roof frame 31 is supported on the eaves girder 22 via a bracket 23, and an end 22A of the eaves girder 22 is This eaves girder 22 extends beyond the ceiling frame 21 to the eaves 25 side.
The bracket 23 is attached to the extending portion 26B of the.

The length of the extending portion may be arbitrary, but the same bracket is used to move the position of the bracket so that the eaves can be extended or the roof slope can be changed. There is a need. According to the present invention, even when the eave tip is extended or the roof slope is changed, by using the bracket of the same height by adjusting the mounting position of the bracket in the extending portion of the eaves girder, It will be possible to provide a roof frame for the roof.

The structure for supporting the roof of the building according to the second aspect of the present invention is the extension part 26B of the eaves girder 22 in the first aspect.
Is characterized by being an extension part integral with the eaves girder 22. That is, the eaves girder material having this extension of the eaves girder can be formed as one continuous piece.

The structure for supporting a roof of a building according to a third aspect of the present invention is the first or second aspect of the present invention, in which the bracket 23 is fixed to the eaves girder 22 as shown in FIG.
Member 27 and second member 28 fixed to the roof frame 31
And a third member 2 connected to the first and second members 27, 28
9 is provided, and the second member 28 is rotatably connected to the third member 29. The second
The rotatable connection structure between the member and the third member is obtained by, for example, a hinge structure. By making the second member rotatable with respect to the third member, the second member can be fixed according to the slope of the roof frame.

A support structure for a roof of a building according to a fourth aspect of the present invention is characterized in that, in the third aspect, the second member 28 has a positioning pin 32 for the roof frame 31. The positioning pin allows accurate alignment of the roof frame with the bracket.

In the structure for supporting a roof of a building according to a fifth aspect of the present invention, in any one of the first to fourth aspects, the roof frame 31 constitutes a roof panel 24 together with a roofing material 33. Is characterized by. That is, this roof panel
The roof frame and the roofing material stretched on the roof frame with a roof plate, a waterproof sheet, etc., are integrally provided.

According to a sixth aspect of the present invention, there is provided a structure for supporting a roof of a building according to any one of the first to fifth aspects, wherein the ceiling frame 21 constitutes an upper frame of the building unit 13. Characterize. That is, this ceiling frame constitutes the unit frame of the building unit together with the floor frame and the pillar.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION A structure for supporting a roof of a building according to an embodiment of the present invention will be described with reference to FIGS. The roof 11 according to the present embodiment is the roof of the unit-type building 12.
In the unit type building 12, a plurality of building units 13 are combined to form a building body, and a roof 11 is provided on the building body.

The building unit 13 includes a unit frame 16 assembled into a box shape with beams 14 and columns 15 and an outer wall panel 17,
A face material 18 for the ceiling or floor is stretched and configured. A ceiling panel 19 is provided on the ceiling side of the building unit 13. The ceiling panel 19 includes a ceiling frame 21 that is an upper skeleton of the unit frame 16 and a ceiling panel 18 stretched over the ceiling frame 21. The roof 11 includes an eaves girder 22 provided on a ceiling frame 21, and a roof panel 24 supported on the eaves girder 22 via a bracket 23 and a bundle (not shown). ing. An eaves tip 25 is provided at the lower end of the roof 11 on the lower end side.

The eaves girder 22 is formed by assembling a plurality of eaves girder members 26 along the shape of the ceiling frame 21. In the eaves girder 22, an end portion 26A of the eaves girder material 26 on the eaves end 25 side extends beyond the ceiling frame 21. The eaves girder member 26 is one continuous piece, and the extending portion 26B is an extension part for an eaves girder member having a conventional length up to the position of the pillar 15.

The bracket 23 is mounted on the extending portion 26B of the eaves girder member 26 with a bolt 34. As shown in FIG. 2, the bracket 23 includes a first member 27 fixed to the eaves girder member 26 and a second member 28 fixed to the roof frame 31.
And a third member 29 connected to the first and second members 27, 28. The first and third members 27, 29 are fixed in an L shape. On the other hand, the second member 28 is rotatably connected to the third member 29 by a hinge. One positioning pin 32 for the roof frame 31 is fixed to the upper surface of the third member 29. The roof panel 24 is integrally provided with a roof frame 31 and a roofing material 33 stretched on the roof frame 31 with a base plate and a waterproof sheet (not shown).

The support structure for the roof 11 of the unit type building 12 according to the above embodiment can be provided as follows. That is, in the factory, the building unit 13 and roof panel are previously prepared.
Prepare 24 etc. and transport them to the site.

After building the building body by combining the building units 13 on site, the end 26A of the eaves girder member 26 on the eaves 25 side extends over the ceiling frame 21 on the ceiling frame 21 of the building body. Thus, the eaves girder 22 is provided. Next, the bracket 23 is attached to the extension portion 26B of the eaves girder 22 at a position where a predetermined eave tip or roof slope can be obtained, and after a required bundle is erected on the eaves girder 22, these brackets 23 and The roof panels 24 are attached to the bundle via the roof frame 31.

According to the roof support structure of the present embodiment, when eaves are extended without changing the roof slope, the eaves girder 22
By adjusting the mounting position of the bracket 23 in the extended portion 26B of the roof 11, the same bracket 23 can be used to provide the roof 11 according to the required eaves extension. Also,
The same applies to the case where the roof eaves are changed with the eaves being the same. Therefore, it suffices to prepare the same one type of bracket 23, and it is easier to manufacture and manage the brackets, compared to the case where brackets having different heights must be prepared according to the eaves extension length and roof slope. Is.

Further, since the extension portion 26B of the eaves girder 22 is an extension portion integral with the eaves girder material 26, the eaves girder material 26 may be manufactured as one continuous piece. Easy to implement. Further, since the second member 28 of the bracket 23 is rotatable with respect to the third member 29, the roof 11
It is possible to fix the second member 28 to the roof frame 31 according to the arbitrary gradient of the. Further, since the second member 28 of the bracket 23 has the positioning pin 32 for the roof frame 31, the roof frame 31 can be accurately aligned with the bracket 23.

In the above embodiment, the second member
Although the bracket 23 in which 28 is rotatable with respect to the third member 29 is used, if the bracket 23 is used only for extending the eaves, the second member is fixed to the third member. Can also be used. Further, although the roof support structure is provided in a unit type building, it can be similarly applied to, for example, a roof of a building using a conventional frame construction method.

[0022]

According to the structure for supporting a roof of a building according to the present invention, the roof can be provided by using the same bracket even when eaves are extended or the roof slope is changed.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a support structure for a roof of a building according to an embodiment of the present invention.

FIG. 2 is a perspective view of a main part of the support structure according to the embodiment.

FIG. 3 is a cross-sectional view showing a supporting structure for a roof of a building according to a conventional example.

[Explanation of symbols]

 11 Roof 12 Unitary building that is a building 13 Building unit 16 Unit frame 17 Exterior wall panel 21 Ceiling frame 22 Eaves girder 23 Bracket 24 Roof panel 25 Eaves 26 Eaves girder material 26A End portion 26B Extended portion 27 First member 28 Second member 29 Third member 31 Roof frame 32 Positioning pin 33 Roofing material

Claims (6)

[Claims] 1. A roof of a building in which a ceiling frame is bridged between pillars, an eaves girder is provided on the ceiling frame, and a roof frame is supported on the eaves girder via a bracket and a bundle. A supporting structure, wherein an end portion of the eaves girder extends to the eaves side beyond the ceiling frame, and the bracket is attached to an extending portion of the eaves girder. Support structure. 2. The structure for supporting a roof of a building according to claim 1, wherein the extension part of the eaves girder is an extension part integral with the eaves girder. 3. The bracket includes a first member fixed to the eaves girder, a second member fixed to the roof frame, and a third member connected to the first and second members. The support structure for a roof of a building according to claim 1, wherein the second member is rotatably connected to the third member. 4. The structure for supporting a roof of a building according to claim 3, wherein the second member has a positioning pin for the roof frame. 5. The roof frame, together with a roofing material, constitutes a roof panel.
The structure for supporting the roof of the building according to any one of 4 above. 6. The structure for supporting a roof of a building according to claim 1, wherein the ceiling frame constitutes an upper frame of a building unit.