JPH0797841A - Roof structure - Google Patents

Abstract

PURPOSE:To form a roof substrate by jointing a roof substrate body formed at a construction site and a prefabricated roof panel body to each other. CONSTITUTION:A roof panel body A and a roof substrate body B are laid so as to be adjacent to the roof section of a building frame. The roof panel body A is formed out of a face plate 2 laid on the frame material 1 having U-shaped cross section. Also, the roof substrate body B is formed out of plywood 4 laid on a rafter 3. Furthermore, the frame material 1 of the roof panel body A is provided so as to be orthogonal with the rafter 3 of the roof substrate body B. In this case, horizontal pieces 1b are extended from the upper and lower ends of a longitudinal piece 1a in an outward direction orthogonal therewith. The frame material 1 of the roof panel body A is thereby formed. Also, a joint member 5 is laid between the frame material 1 and the rafter 3, and the coupling groove 6 of the member 5 is jointed and coupled to the horizontal pieces lb of the frame material 1. In addition, the member 5 kept in contact with the side of the rafter 3 is secured thereto with nails 7.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roof structure, and more particularly to a roof structure for connecting a roof panel body as a roof base and a roof base material.

[0002]

2. Description of the Related Art Conventionally, the structure of a roof substrate is formed of a steel material such as C-type steel in addition to the conventional construction method in which a plywood is laid on a rafter installed between horizontal members. In some cases, a roof panel body constructed by laying a face plate on a frame material is sequentially installed on a roof portion of a building frame. In the former one, rafters are erected between horizontal members, and plywood is laid on the rafters to be constructed at the construction site. In the latter case, which has been frequently used in recent years, the roof panel made in the factory is installed on the roof part of the building frame at the construction site, and the construction time is greatly reduced. Is able to.

[0003]

By the way, when constructing a roof of a building, it is necessary to install incidental equipment such as a dormer on the roof at the construction site or make a design change to partially shorten the eaves. There is. In this case, in the former case described above, since the rafters are installed at the construction site and the plywood is installed to form the roof base, the arrangement size of the rafters and the arrangement of the plywood are arranged. This can be dealt with by adjusting the dimensions at the construction site, but the latter cannot be dealt with because the roof panel body is formed in a predetermined size in advance. However, if the former construction method is used, it is possible to respond to design changes at the construction site, but there is the problem that it takes time and effort to construct the roof base, and if the latter construction method is used, However, there is a problem that it is not possible to deal with design changes at the construction site, although it is possible to significantly reduce the time, and it is desired to combine the former construction method with the latter construction method. However, the method of joining the frame material of the roof panel body made of steel and the rafter has not been established, and the roof panel body and the roof base material have not been used together in the roof portion.

The present invention is intended to solve the above problems, and an object of the present invention is to provide a roof structure in which a roof panel can be formed by joining a roof panel and a roof underlay material. .

[0005]

In the present invention, in order to achieve the above object, a roof panel body A constructed by laying a face plate 2 on a frame material 1 having a U-shaped cross section and a rafter 3 are provided. The roof base material B, which is constructed by laying plywood 4 on the top, is installed adjacent to the roof part of the building frame, and the frame material 1 of the roof panel body A is orthogonal to the rafters 3 of the roof base material B. Place the vertical piece 1
The horizontal piece 1b is projected from the upper and lower ends of a toward the outer side orthogonal to the vertical piece 1a to form the frame member 1 of the roof panel body A, and the connecting member 5 is provided between the frame member 1 and the rafter 3. The joining groove 6 provided in the connecting member 5 is connected and fixed to the lateral piece 1b of the frame member 1, and the connecting member 5 abutting on the side surface of the rafter 3 is fixed to the rafter 3 with the nail 7. .

[0006]

The roof base material B and the roof panel body A, which are preliminarily produced by the construction of the connecting member 5 on site construction.
Can be connected to each other, and a mixed structure of the roof panel body A and the roof base material B can be adopted in the roof portion of the building body, and the degree of freedom in design of the roof structure can be improved.

[0007]

The present invention will be described below in detail based on the illustrated embodiments. The roof of the building frame is provided with a roof substrate, and the roof is constructed by roofing roof tiles on the roof substrate. The roof base is to be installed on the horizontal member 8,
It is composed of a roof panel body A and a roof base body B.

The roof panel body A is constructed by laying a face plate 2 on a frame material 1 formed of a steel material such as C-shaped steel, and is formed in advance to a predetermined size in a factory. In other words, this roof panel body A can be installed by sequentially mounting it on the roof part of the building frame with a crane or the like without assembling it at the construction site, and the construction time at the construction site can be greatly increased. It can be installed while shortening to. The frame member 1 is configured by projecting lateral pieces 1b outward from the upper and lower ends of the vertical pieces 1a so as to be orthogonal to the vertical pieces 1a, and the horizontal pieces 1b face each other so as to be inside. It is arranged.

The roof substrate B is a horizontal member 8 adjacent to each other in the eaves direction.
It is constructed by laying a plywood 4 on a rafter 3 that is installed between, and is constructed on the roof portion of the building frame at the construction site. Design changes may be made at the construction site to partially shorten the ancillary equipment 9 such as dormers and the eaves on the roof of the building, but the site where the ancillary equipment 9 is installed and the eaves that are partially shortened A roof substrate B is arranged in the section. That is, the roof panel body A is used at a position where there is no design change, and the roof base body B that can be easily changed in size is installed at the site where ancillary equipment is installed or the eaves part that is partially shortened. Created in.

As shown in FIGS. 1 and 3, the roof panel body A and the roof base body B arranged adjacent to each other are connected and fixed to each other by a connecting member 5. The connecting member 5 is formed by bending a thin metal plate as shown in FIG.
A and the horizontal piece 5b are formed in a substantially L-shaped cross section, and the vertical piece 5a is provided with a joint groove 6 substantially parallel to the bending direction. The vertical piece 5a divided into upper and lower parts in the joining groove 6 has a length dimension of about half the upper side to the lower side.
A plurality of through holes 10 into which the nails 7 are inserted are formed at the tip of a.

The roof panel A is arranged adjacent to the roof base B so that the frame material 1 is orthogonal to the rafters 3 constituting the roof base B, and the rafter 3 of the roof base B is The end surface is in contact with the outer surface of the vertical piece 1a of the frame member 1. The connecting member 5 engages the joint groove 6 provided on the vertical piece 5a with the lower horizontal piece 1b of the frame member 1 and the lower portion of the vertical piece 5a provided with the through hole 10 on the side surface of the rafter 3. The frame member 1 of the roof panel body A and the rafter 3 of the roof base material B are mutually connected and fixed by abutting and driving the nail 7 into the side surface of the rafter 3 through the through hole 10. The rafter 3 is supported by 5b.
Here, the connection between the frame member 1 and the connecting member 5 is performed by tapping the connecting member 5 so that the horizontal piece 1b of the frame member 1 is inserted into the joint groove 6, so that the frame member 1 and the connecting member 5 are connected to each other without using a fixing tool. Has become. Further, when the roof underlayment B is installed, the roof underlayment B can be temporarily supported by the connecting member 5 by placing the rafters 3 on the horizontal pieces 5b of the connecting member 5. The nail 7 can be driven in while the B is temporarily supported by the horizontal piece 5b of the connecting member 5.

[0012] Therefore, in a portion where the auxiliary equipment 9 is installed or a portion where the auxiliary equipment 9 is partially shortened, the plywood 4 is laid on the rafter 3 at the construction site to form the roof substrate B,
By changing the dimensions of the portion of the roof substrate B so that the incidental equipment 9 is installed or cutting it partially, it is possible to deal with the design change at the construction site.
The auxiliary equipment 9 such as a dormer can be installed as shown in FIG. 5, or the eaves part can be partially shortened as shown in FIG. That is, when eaves cutting is required in a narrow area or the like, only the eaves cutting portion is configured by the roof base body B, and the other portions are configured by the roof panel body A. In addition, when ancillary equipment 9 such as a large dormer is provided, only the portion where the ancillary equipment 9 is installed is the roof substrate
Other than that, the roof panel body A constitutes the rest. Although not shown, roof tiles are laid on the roof panel A and the roof base B. Then, a roof base body B is partially provided on the roof portion of the building frame configured by installing the roof panel body A so that the design change can be dealt with. And the roof base B can be connected to each other,
It is possible to easily connect the roof base body formed in the field construction by the connecting member 5 and the roof panel body produced in advance, and a mixed structure of the roof panel body A and the roof base body B is adopted for the roof portion. Is what you can do.

[0013]

As described above, the present invention provides a roof panel body constructed by laying a face plate on a frame material having a U-shaped cross section, and a roof substrate constructed by laying plywood on a rafter. The body is installed adjacent to the roof of the building frame, and the frame material of the roof panel is arranged so that it is orthogonal to the rafters of the roof substrate, and the upper and lower ends of the vertical pieces are positioned outward of the vertical pieces. A horizontal piece is protruded toward the roof panel to form a frame material, a connecting member is arranged between the frame material and the rafter, and a joint groove provided in the connecting member is connected to the horizontal piece of the frame material. Since the connecting member that is fixed and abutted on the side surface of the rafter is fixed to the rafter by nails, the connecting member connects the roof base body that is formed on-site and the roof panel body that is produced in advance. It is possible to adopt a mixed structure of roof panel and roof base for the roof of the building structure. Rukoto can, is capable of improving the design freedom of the roof structure.

[Brief description of drawings]

FIG. 1 is a partially cutaway perspective view showing an embodiment of the present invention.

FIG. 2 is a perspective view of a connecting member used in the above.

FIG. 3 is a partially omitted sectional view showing the same connection state as above.

FIG. 4 is a schematic perspective view showing an installation state of incidental equipment.

FIG. 5 is a schematic perspective view showing an embodiment in which the eaves tip portion is processed.

[Explanation of symbols]

 A roof panel body B roof substrate 1 frame material 1a vertical piece 1b horizontal piece 2 face plate 3 rafter 4 plywood 5 connecting member 6 joining groove 7 nail

Claims (1)

[Claims] 1. A roof portion of a building body comprising a roof panel body constructed by laying a face plate on a frame material having a U-shaped cross section, and a roof base body constructed by laying plywood on rafters. Installed next to each other, arrange the frame material of the roof panel body so that it is orthogonal to the rafters of the roof substrate, and project the horizontal pieces from the upper and lower ends of the vertical pieces toward the outside orthogonal to the vertical pieces. To form the frame material of the roof panel body, dispose the connecting member between the frame material and the rafter, connect and fix the joint groove provided in the connecting member to the lateral piece of the frame material, and contact the side surface of the rafter. A roof structure characterized in that the connected connecting members are fixed to the rafter with nails.