JP2582200B2 - How to assemble the roof unit - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for assembling a roof unit used in a unit building such as a unit house.
Particularly, the present invention relates to a roof unit assembling method suitable for stacking roof units on building units.

[0002]

2. Description of the Related Art In recent years, a unit construction method which has been frequently used for housing construction and the like is to produce a building unit, a roof unit, etc. in which various components constituting a house are assembled in advance in a factory, and to construct these units on a construction site. And then stacking them at predetermined positions on a foundation to build a building such as a house. Such a unit construction method has the advantage of simplifying the work on the construction site and shortening the construction period.

FIG. 5 is a side view schematically showing a roof unit used for a roof portion of a conventional unit house.
The roof unit 10 mainly includes the roof panel 12, the bundle 1
4, the roof floor frame 16 and the like. The roof panel 12 is formed in a flat plate shape, and has a lower end 12A.
The mounting member 13 is attached to one end 16A of the roof floor frame 16.
Are connected via The upper end portion 12B is attached to a bundle 14 vertically erected on the roof floor frame 16,
Thereby, the roof panel 12 is fixed at a predetermined inclination angle. That is, the bundle 14 and the lower end 12A of the roof panel 12
Are connected by a roof floor frame 16 as a result, and the roof floor frame 16 is an essential structural member for preventing the roof unit 10 from being damaged by a force generated by lifting of a crane during manufacturing or transportation. .

When a unit house is constructed by using the roof unit 10, the building unit 18, and the like, construction materials such as the roof unit 10, the building unit 18, and the like are transported from a factory to a site. The building units 18 and the like constituting the part are sequentially arranged on the foundation. Then, the roof unit 10 is lifted by a crane and stacked at a predetermined position on the building unit 18, and as shown in FIG. 5, the beam 20 of the building unit 18 and the roof floor frame 16 are connected to form a roof portion of the house. I do.

[0005]

By the way, the roof floor frame 16 of the roof unit 10 mainly prevents the roof unit 10 from being damaged by the force generated by the lifting of the crane at the time of manufacture or transportation as described above. Since it is a role, it is necessary at the time of manufacture and transportation, but if the strength of the entire roof unit 10 can be maintained after laminating the roof unit 10, it is unnecessary after lamination. But,
In the conventional structure, since the roof floor frame 16 is still attached after the lamination, there is a disadvantage that the weight of the entire roof unit 10 increases and the structure becomes complicated. For this reason, the building units 18 on which the roof units 10 are stacked are also required to have improved strength, which is one of the causes of increasing the construction cost.

SUMMARY OF THE INVENTION The present invention has been made in view of such circumstances, and makes it possible to stably and easily manufacture a roof unit.
With, at the time of production and transportation of the roof unit can be kept sufficiently the strength of the roof unit, and, after laminated on another building unit, the assembly of the roof unit that can reduce the weight of the roof unit The aim is to provide a method. In addition, the present invention utilizes a jig for the above purpose, and the method of assembling a roof unit in which the jig can be easily attached and detached, and the jig can be easily collected and reused. The purpose is to provide.

[0007]

SUMMARY OF THE INVENTION The present invention is directed to a factory
The roof unit is manufactured and the roof unit is
How to assemble a roof unit that installs a unit on a building unit
Manufacturing the roof unit in a factory
When, having a first attaching hole of the building unit to the lower end portion, and said perpendicular plurality of bundles having a second mounting holes in the upper position than near a and the first attaching hole of the first mounting hole
The plurality of bundles are connected to the second mounting holes via bolts.
Attach a plurality of linear jigs
The upper end of the mounting of the roof panels at a predetermined inclination angle to produce a roof unit, the roof unit at the construction site
When installed on a building unit, the roof unit is stacked on the building unit, and then the bundles are fixed on the building unit by bolts inserted from the first mounting holes of the bundles. Is removed from each of the bundles.

[0008]

According to the present invention, a roof unit is manufactured in a factory.
When the roof unit is manufactured by connecting the bundles with a jig, the manufacturing of the roof unit is stabilized.
The roof unit easily.
Can be manufactured. In addition, the jig maintains sufficient strength.
The roof unit can be prevented from being damaged by external force received during manufacturing, transportation, or the like. On the other hand, when installing a roof unit on a building unit at a construction site ,
Since the jig is detached from the roof unit after the roof unit is fixed on the building unit, the entire roof unit can be reduced in weight. In each bundle, a second mounting hole is provided near the first mounting hole at the lower end and above the first mounting hole, and a jig is detachably attached to the second mounting hole via a bolt. Since the jig can be attached, the jig can be easily attached and detached. In particular, when the jig is removed, the bundle is fixed to the building unit by the bolt inserted from the first mounting hole, and then the jig can be removed from the second mounting hole at that position. And removal of the jig. Moreover, since the jig is composed of a plurality of linear jigs, the jig can be easily collected and reused.

[0009]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a roof unit assembling method according to the present invention.

FIG. 1 is a side view showing a roof portion of a unit house formed by a method of assembling a roof unit according to this embodiment. FIG. 2 is a sectional view taken along the line II-II of FIG. 3 and 4 are perspective views schematically showing bundles for supporting a roof panel.

As shown in FIG. 1, the roof unit 22
The main components are a roof panel 24, bundles 26 and 28, a jig 30 and the like. As shown in FIG. 3, the bundle 26 includes a support member 26A having a substantially C-shaped cross section, a support member 26B, and the like, and the support member 26B is joined to the support member 26A by welding. As shown in FIG.
A lower end portion 24A of the roof panel 24 is mounted on the upper surface of A via a mounting bracket 32.

The lower surface of the support member 26A is provided with mounting holes 26D, 26D,..., And the bundle 26 is provided with mounting holes (not shown) formed in the mounting holes 26D and the beams 36 of the building unit 34. Is fixed to the building unit 34 by, for example, tightening and fixing via bolts and nuts. On the other hand, the jig 3 is attached to the support member 26B.
Three attachment holes 26C for attaching the jig 30 are formed in the attachment holes 26C.

As shown in FIG. 4, the bundle 28 is composed of a column 28A having an L-shaped cross section, an upper supporting member 28B, and a lower supporting member 28C, and an upper supporting member 28B is provided at the upper end of the column 28A with a predetermined inclination. A lower support member 28C is fixed to the lower end while being fixed at an angle by welding or the like. Further, three mounting holes 28D, 28D... For mounting the jig 30 are respectively formed on two orthogonal surfaces of the column 28A, and a screw portion for mounting the jig 30 is cut in the mounting hole 28D. Have been. The jig 30 is provided with bolts and bolts in the mounting holes 26C and 28D of the bundles 26 and 28.
You may make it connect via a nut.

The lower supporting member 28C has a mounting hole 28
E, 28E... Are bored, and the bundle 28 is connected to the mounting unit 28E and a mounting hole (not shown) formed in the beam 36 of the building unit 34 via, for example, bolts and nuts. 34 is fixed. Thus, the roof unit 22 is attached to the building unit 34.

As shown in FIG. 1, the jig 30 has a C-shaped cross section.
There are three mounting holes 30A for fixing the mounting holes 30a. The jig 30 has a mounting hole 30A and a mounting hole 26.
By tightening and fixing the threaded portions formed on C and 28D with bolts 31 as shown in FIG.
6, 28 and the bundles 28, 28. The jig 30 has a role of improving the strength of the roof unit 22 and preventing the roof unit 22 from being damaged by a force generated when the crane is lifted during transportation or manufacturing.

When the roof units 22 configured as described above are stacked and arranged on the building units 34, the following operation is performed. First, the roof unit 22 is manufactured in a factory, and the jig 30 is attached to the roof unit 22.
Transport to construction site. Then, as shown in FIG. 1, at the construction site, after predetermined building units such as the building units 34 are sequentially arranged on the foundation, the roof unit 22 is stacked on these building units 34. Then, bundles 26 and 28
, And the mounting holes 26D, 26D... And the mounting holes 28E, 28E... And the mounting holes (not shown) formed at predetermined positions of the beams 36 via bolts and nuts. Is fixed to the building unit 34.

Next, the jigs 30, 30,... Connecting the bundles 26, 28, and between the bundles 28, 28 are removed, and the roof unit 22 is placed directly upright on the beam 36.
Then, after the other roof unit 22 is mounted on the other building unit 34 in the same procedure, a predetermined number of roof units (not shown) or units for the back of a hut continuous with the roof panel 24 are mounted, and the roof portion is mounted. Finish the assembly. At this time, the removed jigs 30, 30,... Are collected, transported again to the factory, and reused as jigs for other roof units.

As described above, in this embodiment, after the roof unit 22 is stacked on the building unit 34, the bundles 26, 28
Since the jig 30 attached between the bundles 28 and 28 is detached, the roof unit 22 is removed.
During transportation and assembling, the strength of the roof unit 22 can be sufficiently maintained, and the weight of the roof unit 22 can be reduced after the roof units 22 are stacked. Therefore, it is not necessary to improve the strength of the building unit 34 and the like below the roof unit 22 so much, and the jigs 30, 30,.
Can be reused, and construction costs can be reduced.

Each bundle 26, 28 has a lower end attached thereto.
Near the holes 26D, 28E and their mounting holes 26D,
A mounting hole 26C for mounting a jig is located at a position above 28E,
28D are provided, and bolts are provided in the mounting holes 26C and 28D.
Jig 30 is detachably attached via
Thus, the attachment and detachment of the jig 30 can be easily performed. Especially,
When removing the jig 30, the mounting holes 26D, 28E
Bundles 26, 28 with bolts inserted from
After fixing it to
Can jig 30 be removed from 26C, 28D
Then, fix the roof unit 22 and remove the jig 30
Can be removed. Moreover, the jig 30 has a plurality of
Because it is composed of straight jigs for books,
Collection and reuse are also easy.

[0020]

As described above, according to the present invention,
The roof unit is manufactured by connecting the bundles with a jig .
The roof unit in a stable position.
The roof unit can be easily manufactured
You. Moreover, the strength of the roof unit can be sufficiently maintained during manufacture and transportation of the roof unit, and
After the roof unit is fixed on the building unit, the jig is removed so that the roof unit can be reduced in weight . Thus, the weight of the entire unit building can be reduced, the jig can be reused, and the construction cost can be reduced. Moreover, the jig can be easily attached and detached, and the jig can be easily collected and reused.

[Brief description of the drawings]

FIG. 1 is a side view showing a roof portion of a unit house formed by a method of assembling a roof unit according to an embodiment.

FIG. 2 is a sectional view taken along the line II-II of FIG.

FIG. 3 is a perspective view schematically showing a bundle supporting a roof panel.

FIG. 4 is a perspective view schematically showing a bundle for supporting a roof panel.

FIG. 5 is a side view schematically showing a roof unit used for a roof portion of a conventional unit house.

[Explanation of symbols]

 22 Roof unit 24 Roof panel 26 28 Bundle 30 Jig 34 Building unit

Claims (1)

(57) [Claims] (1) manufacturing a roof unit in a factory;
At the construction site, install the roof unit on a building unit.
A method of assembling a roof unit to be installed , comprising: when manufacturing the roof unit in a factory, having a first mounting hole to a building unit at a lower end portion, and near the first mounting hole and a first mounting hole. A bolt is inserted in the second mounting holes of a plurality of vertical bundles having the second mounting holes above the holes.
Linear jigs connecting the plurality of bundles through
A roof panel at the top of each bundle.
A roof unit is manufactured by mounting at a fixed inclination angle, and the roof unit is mounted on a building unit at a construction site.
Upon installation, the roof units are stacked on a building unit, and then the bundles are fixed on the building unit by bolts inserted from the first mounting holes of the bundles. A method for assembling a roof unit, comprising: