JPH0835292A - Double structure of bent board roof - Google Patents

Abstract

PURPOSE:To reduce the number of components, simplify construction work and save materials. CONSTITUTION:Tight frames 2 are fixed to a roof setting bed structural body 1, first folded board roofings 3 are mounted to the tight frames 2, second metal fixtures are fixed every other mountain section of the first folded board roofings 3, valley sections of second folded board roofings 6 are mounted and borne on mountain section to which the second metal fixtures 4 of the first folded board roofings 3 are not fixed, and the adjacent second folded board roofinga 6 are connected to clips 5 of the second metal fixtures 4. As a result, the second metal fixtures can be only fixed every other mountain section of the first folded board roofings 3, the number of components can be reduced in comparison with conventional folded board roof construction of double construction fixing the second metal fixtures at every mountain section of the first folded board roofings, construction work can be simplified, and materials can be saved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is to roof a newly installed second folded plate roofing material on an existing first folded plate roofing material, or to newly install an outer first outermost first folded board roofing material. It is related to the double-folded folded roof structure, which is made up of the double folded roof material. Especially, the number of parts is small, the construction work is simple, and the material of the folded roof material can be saved. The present invention relates to a double-layer folded plate roof structure that can be formed.

[0002]

2. Description of the Related Art A conventional folded plate roof structure of this type having a double structure generally includes a first mounting member fixed to a roof base structure and a first folding plate roof member mounted to the first mounting member. ,
It is composed of a second mounting member fixed to each mountain portion of the first folded plate roof member and a second folded plate roof member attached to the second mounting member.

[0003]

However, in the above-described conventional double-folded folded-plate roof structure, the second mounting metal fittings are fixed to the respective mountain portions of the first folded-plate roofing material, and the second mounting metal fittings are fixed. The second folding plate roofing material is attached to. For this reason, since it is necessary to fix the second mounting member for each mountain portion of the first folded plate roof material, there are problems that the number of parts is large and the construction work is complicated.

An object of the present invention is to provide a double-layer folded-plate roof structure which has a small number of parts, is simple in construction work, and can reduce the material of the folded-plate roof material. Especially.

[0005]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention fixes a first mounting member to a roof base structure, and mounts a first folding plate roof member on the first mounting member. A second mounting member is fixed to every other mountain portion of the first folded plate roof material, and a second mounting member is fixed to every other mountain portion of the first folded plate roof material where the second mounting metal member is not fixed. It is characterized in that the valley portions of the folded plate roof material are placed and supported, and the adjacent joint portions of the second folded plate roof material are respectively coupled to the joint portions of the second mounting member.

[0006]

According to the present invention, with the above construction, the second mounting member need only be fixed to every other mountain portion of the first folded plate roof member, and the second mounting member can be attached to the first folded plate roof member. Since it is not necessary to fix each mountain portion, the number of parts can be reduced and the construction work can be simplified as compared with the conventional folded plate roof structure of double structure. further,
Since only one mountain portion of the second folded plate roofing material is required for the two mountain portions of the first folded sheet roofing material, the omitted one mountainous portion,
The material of the second folding plate roofing material can be saved. In addition, the second mounting bracket fixed to every other mountain portion of the first folded plate roofing material
Although only the mountain part of the folded plate roof material is combined and supported,
Since the valleys of the second folded-plate roof material are placed and supported on every other mountain portion where the second mounting bracket of the folded-plate roof material is not fixed, the second folded-plate roof material is attached to the second mounting bracket or the second mounting bracket. It can be supported with sufficient strength on a 1-fold plate roofing material. As a result, the shape of the mountain portion of the second folded-plate roofing material can be reduced, and the plate thickness of the second folded-plate roofing material can be reduced. The material of the second folded-plate roofing material can be saved by reducing the peak portion and reducing the plate thickness.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the double-folded folded plate roof structure of the present invention will be described below with reference to the accompanying drawings. 1 to 24
Shows an embodiment of the double-layer folded plate roof structure of the present invention.
In FIGS. 1 and 2, hatching is omitted for convenience of drawing. In FIGS. 1 and 2, reference numeral 1 is a roof base structure. The roof underlayer structure 1 is made of, for example, a beam of H steel or the like of a building provided at appropriate intervals (for example, about 3 m), or a concrete slab on the roof of the building and an asphalt laid on the concrete slab. It consists of underlay such as felt and heat insulating material.

In FIGS. 1, 2 and 3, 2 is a first
It is a tight frame as a mounting bracket. The tight frame 2 is formed by bending a rectangular steel plate, and includes a top plate portion 20, side plate portions 21 formed by bending both ends of the top plate portion 20 in a diagonally downward direction, and both side plates thereof. The bottom plate portion 22 is formed by horizontally bending the ends of the portion 21 outward. This tight frame 2
The bottom plate portion 22 is fixed to the roof base structure 1 by welding or the like. Although the tight frame 2 in this example has a single mountain shape, it may have two mountains, three mountains or more.

In FIGS. 1, 2 and 4, 3 is a first
It is a folding board roofing material. The first folded-plate roofing material 3 is formed by bending a thin steel plate, and the bottom plate portion 30 and side plate portions 31 and 32 formed by bending and bending both end portions of the bottom plate portion 30 outward in an obliquely upward direction. And a first top plate portion 33 formed by horizontally bending an end portion of one (left side) side plate portion 31 outward, and an end portion of the first top plate portion 33 is formed by bending the end portion obliquely downward. The first hanging plate part 34 and the second top plate part 35 formed by horizontally bending the end part of the other (right side) side plate part 32 outward, and the end part of the second top plate part 35 are slanted. Second hanging plate portion 3 formed by bending outward downward
It consists of 6 and 6. The second top plate portion 35 and the second hanging plate portion 3
The first top plate portion 33 and the first hanging plate portion 34 are configured to be externally fitted to the unit 6. The first folded plate roofing member 3 is attached to the tight frame 2 in order from the left side to the right side in FIG. That is, one (left) first folded plate roof material 1 is placed on the tight frame 2, and the second top plate portion 35 and the second hanging plate portion 36 of the one first folded plate roof material 2 are placed. And the other (right) first folded plate roofing material 3 on the upper part of the right side plate portion 32.
Of the first top plate part 33, the first hanging plate part 34, and the left side plate part 31 are externally fitted, and the second top plate part 35 of the first folding plate roofing material 3 and the other first folding plate First top plate portion 33 of the plate roofing material 3
The top plate portion 20 of the tight frame 2 is fixed by the fixing bolt 38 and the fixing nut 39 via the narrowing seat 37. Here, in the above-mentioned first folded plate roofing material 3, the mountain portion means the first top plate portion 33, the first hanging plate portion 34, and the upper portion of one side plate portion 31, the second top plate portion 35, and the second top plate portion 35. Hanging plate part 36
And the upper portion of the other side plate portion 32. In addition, the valley portion means the lower portion of the bottom plate portion 30 and both side plate portions 31 and 32. Further, the inclined side portion is a portion between the peak portion and the valley portion, which is an intermediate portion between the side plate portions 31 and 32. In addition, this first
The folded plate roofing material 3 has an arbitrary length in the front and rear direction in FIG.

In FIGS. 1 and 5 to 11, 4 is a second mounting member. The second mounting member 4 includes a fitting fixing member 41 and a mounting member 42. The fitting fixing member 4
Reference numeral 1 is a rectangular steel plate that is bent, and includes a top plate portion 410, an inclined leg portion 411 formed by bending both ends of the top plate portion 410 in a diagonally downward direction, and both inclined leg portions. 411 includes a folded-back portion 412 formed by bending the front end portion of each of them 411 to the upper side in an oblique direction. The stopper seat 37 and the fixing bolt 3 are provided at the center of the top plate portion 410.
8 and a large nut through hole 413 for allowing the fixing nut 39 to escape.
And a small circular through hole 41 is provided in front of and behind the top plate portion 410.
4 are provided respectively. Two small circular through holes 415 into which bolts 400, which will be described later, are inserted or tapping bolts (not shown) are screwed are respectively provided in both the inclined leg portions 411. The top plate portion 410 of the fitting fixing member 41
And, the inner method of the inclined leg portion 411 is the outer method of the mountain portion on the left side of the first folded plate roofing material 3, that is, the first ceiling plate portion 33, the first hanging plate portion 34, and the upper portion of the left side plate portion 31. It is almost equal or slightly larger. The attachment member 42 is formed by bending a rectangular steel plate, and includes a top plate portion 420, a side plate portion 421 formed by bending both end portions of the top plate portion 420 substantially vertically downward, and a side plate portion 421 thereof. And an inclined leg portion 422 formed by further bending the end portion thereof downwardly in a divergent manner. A step portion 423 is provided on the upper side of the one (right) side plate portion 421.
And a small circular through hole 424 for inserting a bolt 50 for fixing a suspender 5 described later is provided at approximately the center of the vertical portion of the step portion 423. 2 on both side plate parts 421
The reinforcing ribs 425 of the book are provided in parallel and vertically. Bolts 400, which will be described later, are inserted into both of the inclined leg portions 422, or two small circular through holes 426 into which tapping bolts (not shown) are screwed are respectively corresponding to the through holes 415 of the fitting fixing member 41. Set up.

Then, as shown in FIG. 1, this second mounting member 4 is fixed to every other mountain portion of the above-mentioned first folded plate roof member 3. That is, the fitting fixing member 41 of the second mounting member 4
Is fitted to the mountain portion of the first folded-plate roofing material 3 from the outside, and the narrowing seat 37, the fixing bolt 38 and the fixing nut 39 are passed through the through hole 413 of the fitting fixing member 41 to escape. At this time, before fixing the second mounting member 4 to the first folded-plate roofing material 3 and the tight frame 2, the fitting fixing member 41 straddles the mountain portion of the first folded-plate roofing material 3 and is externally fitted. Then, the second mounting member 4 is positioned on the first folded-plate roofing material 3 via the fitting and fixing member 41. For this reason, the above-mentioned second mounting member 4
Is a height between the mountain portion of the first folded plate roof material 3 and the top plate portion 421 of the mounting member 42 without moving up and down or inclining with respect to the first folded plate roof material 3. , And the center of the mountain portion of the first folded plate roofing material 3 and the center of the top plate portion 421 of the mounting member 42 can be matched. As a result, it is possible to accurately raise the second folding plate roofing material 6 described later. A through hole (not shown) is formed in the first folded plate roofing material 3 and the tight frame 2 and a through hole 415 of both the inclined leg portions 411 and 422 of the fitting fixing member 41 of the second mounting member 4 and the mounting member 42.
And 426, and through holes 415 and 426 thereof.
Insert bolt 400 into nut 400
01 or tapping screw (not shown)
Is screwed into the first folded-plate roofing material 3 and the tight frame 2 through the through holes 415 and 426 of the second mounting bracket 4, and the inclined leg portions 411 and 422 of the second mounting bracket 4 are screwed into the first folded-plate roofing material 3.
And fix it to the tight frame 2. The fitting fixing member 41 of the second mounting member 4 and the inclined leg portion 422 of the mounting member 42 form a fixing portion of the second mounting member 4.

In FIGS. 1 and 12, reference numeral 5 is a hanging member as a connecting portion of the second mounting member 4. This suspension 5
The first horizontal portion 51 is formed by bending a rectangular steel plate.
And a fixing portion 52 formed by vertically raising one side portion of the first horizontal portion 51 substantially vertically, and a tip portion of the fixing portion portion 52 is formed by bending substantially horizontally to the side opposite to the first horizontal portion 51. The second horizontal portion 53, the vertical portion 54 formed by bending the tip portion of the second horizontal portion 53 substantially vertically, and the tip portion of the vertical portion 54 on the side opposite to the first horizontal portion 51 has an inverted U shape. And a connecting portion 55 formed by folding back. The fixed portion 52
A through hole 56 for inserting the bolt 50 is provided in the.

In FIGS. 1, 2 and 13, 6 is a second folded plate roofing material. The second folded plate roofing member 6 is made of a metal plate (for example, a steel plate, a copper plate, or a stainless plate laminated with fluororesin).

The first folded-plate roofing member 6 has a horizontal plate-shaped bottom portion 600, a first inclined portion 601 formed by bending one side portion of the bottom portion 600 outward obliquely upward, and a first inclined portion thereof. The first horizontal portion 611 is formed by bending the tip portion of the 601 slightly outwardly via first concave portions 670 and 671 described later, and the tip portion of the first horizontal portion 611 is formed to rise substantially vertically. First rising portion 62 for receiving a tool
1 and a second horizontal portion 6 for receiving a tool, which is formed by bending the tip end portion of the first rising portion 621 substantially horizontally inward.
12 and a first vertical portion 681 which is formed by vertically raising the tip of the second horizontal portion 612 so as to rise substantially vertically, and which is intimately or closely contacted with the inside of the vertical portion 54 of the suspension 5 and the first vertical portion 6 thereof.
The tip portion of 81 is formed by folding back inwardly (on the side of the bottom portion 600) obliquely downward in a substantially inverted U shape.
A first coupling portion 631 coupled to the inside of the first coupling portion 631, and the tip portion of the first coupling portion 631 is folded back inwardly in a substantially U-shape, and the folding portion (the first coupling portion 631).
Engaging portion 64 formed by extending the tip end of the bottom portion 600 below the tip of the connecting portion 55 of the suspension 5, and the second slope formed by bending the other side portion of the bottom portion 600 to the upper side in an obliquely upward direction. Part 6
02 and the tip end portion of the second inclined portion 602 of the second
A third horizontal portion 613 formed by bending it slightly outwards via the recesses 672 and 673, and the third horizontal portion 61.
A second rising portion 622 formed by raising the tip end portion of the third rising portion substantially vertically, and a fourth horizontal portion 61 formed by bending the tip end portion of the second rising portion 622 outward substantially horizontally.
4 and a fourth vertical portion 614 of which a tip end portion is raised substantially vertically to form a second vertical portion 682 that is in close contact with or close to the outside of the vertical portion 54 of the suspension 5, and the second vertical portion 68.
The second connecting portion 632 is formed by bending the tip end portion of 2 to the outside (the side opposite to the bottom portion 600) obliquely downward, and is connected outside the connecting portion 55 of the suspension 5, and the second connecting portion 6 thereof.
The tip end of 32 is bent substantially vertically downward, the tip is bent inward substantially horizontally, and the tip is turned back outward, and the turn-back portion (second
The tip end of the coupling portion 632 is formed so as to extend downward from the tip of the coupling portion 55 of the suspension 5, and the elastic engagement portion 65 elastically engages with the engagement portion 64.

The first recesses 670 and 671 and the second recesses 672 and 673 are formed at a corner between the first inclined portion 601 and the first horizontal portion 611, and at the second inclined portion 602 and the third horizontal portion 611. The corners between the portion 613 and the portion 613 are recessed inward, and each of the portions includes horizontal portions 670 and 672 and inclined portions 671 and 673. In this way, the corners between the first inclined portion 601 and the second inclined portion 602 on both sides and the first horizontal portion 611 and the third horizontal portion 613 are recessed inward to form the first concave portions 670 and 671. Second recess 672
And 673, the strength of the second folded-plate roofing material 6 is increased. That is, the angle between the first inclined portion 601 and the horizontal portion 670, the angle between the horizontal portion 670 and the inclined portion 671, the angle between the inclined portion 671 and the first horizontal portion 611, the second inclined portion 60.
2 and the corner of the horizontal portion 672, the horizontal portion 672 and the inclined portion 673
The strength becomes large due to the angle between and and the angle between the inclined portion 673 and the third horizontal portion 613.

Further, as shown in FIG. 14, the height of the lower surface of the second horizontal portion 612 is such that the elastic engaging portion 65 is the same as the engaging portion 64.
When the lower end of the fastening tool 7 to be described later is almost the same as or slightly lower than the lowermost end on the elastic engaging portion 65 side when elastically engaged with the lower surface of the second horizontal portion 612. When the elastic engaging portion 65 is elastically engaged with the engaging portion 64, the lower end 70 of the elastic engaging portion 65 is brought into contact with the lower end of the elastic engaging portion 65 so that the elastic engaging portion 65 is engaged with the engaging portion 64. It is preferable because it does not hinder the elastic engagement with.

The dimensions of the steel plate roofing material 6 and the suspension 2 are as follows. That is, as shown in FIG. 15, the first joint portion 631 of the steel sheet roofing member 6 is connected to the joint portion 55 of the suspension 5.
The height from the upper surface of the connecting portion 55 of the hanging member 5 to the lower surface of the engaging portion 64 of the steel plate roof member 6 is T1 in the state of being hung from the inside of the hanging member 5 and hanging from the outer surface of the vertical portion 54 of the hanging member 5. The width of the tip of the connecting portion 55 of the child 5 to the outer surface is W1.
And On the other hand, the height from the lower surface of the second joint portion 632 of the steel sheet roofing material 6 to the upper surface of the elastic engaging portion 65 is T2, and the elastic engaging portion 6 is formed from the inner surface of the second vertical portion 682 of the steel sheet roofing material 6.
The width to the inner side surface of 5 is W2. At this time, height T1
Is substantially equal to or slightly smaller than the height T2, and the width W1 is substantially equal to or slightly larger than the width W2, for example, 2
The size is about mm.

Here, in the above-mentioned second folded-plate roofing material 6, the mountain portions are the first horizontal portion 611 and the upper portion of the first inclined portion 601 (the inclined portion 671 of the first concave portion) and the third horizontal portion 613.
And the upper portion of the second inclined portion (the inclined portion 673 of the second concave portion). In addition, the coupling portion refers to the first vertical portion 681 and the first coupling portion 631, and the second vertical portion 682 and the second coupling portion 632. Further, the valley portion means the bottom portion 600 and the first inclined portion 6
01 lower part and the second inclined part 602 lower part. Furthermore, the inclined side portion is between the peak portion and the valley portion, and
The middle part of the inclined part 601 and the middle part of the second inclined part 602 are referred to. In addition, this 2nd folding plate roofing material 6 has arbitrary lengths in the front-back direction in FIG.

Next, the work of mounting the above-mentioned second folded-plate roofing material 6 will be described. First, when the above-mentioned first folded-plate roofing material 3 is an existing roof, the above-mentioned second mounting bracket 4 is fixed to every other mountain portion of this first folded-plate roofing material 3 as described above,
Then, the fixing bolts 38 of the crests of the first folded-plate roofing material 3 where every other second mounting member 4 is not fixed are cut to flatten the tops of the crests. Alternatively, when the above-described first folded-plate roofing material 3 is newly installed, every other mountain portion of the first folded-plate roofing material 3 and the tight frame 2 are squeezed by the squeezing seat 37, the fixing bolt 38, and the fixing nut 39. Fixed and its first
The second mounting brackets 4 are fixed to every other mountain portion of the folded plate roofing material 3 as described above, and the alternate second mounting brackets 4 of the first folded plate roofing material 3 are fixed. Not flatten the top of the mountain.

Then, the second folding plate roofing material 6A (6)
The bottom part 600 of each of the first folding plate roofing material 3 and the second
The mounting bracket 4 is directly placed and supported on the upper surface of the mountain portion where it is not fixed, and the first folding plate roof member 6A (6)
The horizontal portion 611 is placed on the top plate portion 420 of the second mounting member 4. The connecting portion 55 of the suspension 5 is fitted from the outside into the first connecting portion 631 of the second folded plate roof member 6A (6) (see FIG. 14). The first horizontal portion 51 and the fixed portion 52 of the suspension 5 are set on the step portion 423 of the second mounting member 4, and the bolt is inserted into the through hole 56 of the suspension 5 and the through hole 424 of the second mounting member 4. The bolt 50 is passed through and the nut 57 is fastened to the bolt 50 to fix the suspender 5 to the second mounting member 4 (see FIG. 6). As a result, the above-mentioned second folding plate roofing material 6
The first connecting portion 631 of A (6) is connected to the connecting portion 5 of the suspension 5.
Are joined inside 5.

Next, the second connecting portion 632 of the other second folded plate roofing material 6B (6) is temporarily hung on the outer side of the connecting portion 55 of the suspension 5. Then, the 1st 2nd folding board roofing material 6A
The lower working end 70 of the fastening tool 7 described later is engaged with the lower surface of the second horizontal portion 612 of (6), while the upper surface of the second coupling portion 632 of the other second folded-plate roofing material 6B (6). The upper working end 71 of the fastening tool 7 described later is engaged. Then, by operating the fastening tool 7 in this state, the second joint portion 632 of the other second folded-plate roofing material 6B (6) is pressed against the joint portion 55 side of the suspension 5. As a result, the tip of the elastic engaging portion 65 of the other second folded-plate roofing material 6B (6) moves downward on the engaging portion 64 of the one second folded-plate roofing material 6A (6) (in FIG. 16). Sliding in the direction of arrow (a), and accordingly, the engaging portion 64 of the one second folded-plate roofing material 6A (6) is inward (also in the direction of arrow B in FIG. 16), and the other second folded-plate roof. The elastic engaging portion 65 of the material 6B (6) is on the outside (also in the direction of arrow C in FIG. 16).
Respectively, (see FIG. 16).

Then, the second folding plate roofing material 6A (6) in which the tip of the elastic engaging portion 65 of the other second folding plate roofing material 6B (6) is one.
When reaching the engaging portion 64 of the other second folding plate roof material 6B
The second joint portion 632 of (6) is the joint portion 55 of the suspension 5.
Outside (see FIG. 17).

On the other hand, due to the elastic return force of the second folded-plate roofing material 6, the elasticity of the engaging portion 64 of one second folded-plate roofing material 6A (6) and the elasticity of the other second folded-plate roofing material 6B (6). The engaging portions 65 are elastically returned in the directions of the arrows, and the other second folding plate roof members 6
The elastic engaging portion 65 of B (6) is the second folding plate roof member 6 of the above-mentioned one.
It is elastically engaged with the engaging portion 64 of A (6) (see FIG. 18). As a result, the adjacent second folded plate roofing material 6A
(6) and the other second folded roof material 6B (6) are joined. Hereinafter, in the same manner, the second folded plate roofing material 6 is attached to the second mounting member 4 via the suspenders 5, whereby a double structure of the first folded plate roofing material 3 and the second folded plate roofing material 6 is formed. Folded plate roof structure is built.

As described above, in the double-folded folded-plate roof structure of the present invention in this embodiment, it suffices to fix the second mounting member 4 to every other mountain portion of the first folded-plate roof member 3. Since it is not necessary to fix the second mounting bracket 4 to each mountain portion of the first folded-plate roofing material 3, the number of parts can be reduced as compared with the conventional double-folded folded-plate roof structure. In addition, the construction work can be simplified. Further, since only one mountain portion of the second folded plate roof material 6 is required for the two mountain portions of the first folded plate roof material 3, the omitted one mountain portion corresponds to the second folded plate roof material. 6 materials can be saved. Moreover, only the second mounting brackets 4 fixed to every other mountain portion of the first folded plate roofing material 3 are combined and supported by the mountain portions of the second folded plate roofing material 6. Since the troughs 600 of the second folded plate roofing material 6 are placed and supported on every other mountain portion where the second mounting metal fitting 4 of No. 3 is not fixed,
Also, it can be supported with sufficient strength on the first folding plate roof material 3 and the like. As a result, it is possible to reduce the shape of the peak portion of the second folded-plate roofing material 6 and reduce the thickness of the second folded-plate roofing material 6 (for example, if the thickness of 0.8 mm is 0. It is possible to reduce the thickness to 6 mm, and the thickness of 0.6 mm to 0.5 mm). The material of the second folded-plate roofing material 6 can be saved by reducing the peak portion and reducing the plate thickness. In this embodiment, the material of the second folded roof material 6 can be reduced by 20 to 30%.

In particular, in the folded plate roof structure of the double structure of the present invention in this embodiment, the fixing means of the lower first folded plate roof material 3 is a bolt type, but the upper second folded plate roof material 3 is fixed. Since the fixing means 6 is a boltless seam connection, there is no risk of rust or water leakage due to the bolts in the upper second folded plate roof member 6.

Further, in this embodiment, the first vertical portion 681 of one second folded plate roof member 6A (6) and the other second folded plate roof member 6B are provided on both sides of the vertical portion 54 of the hanging member 5. Since the second vertical portion 682 of (6) is in close contact with or in close contact with the second vertical portion 682, the vertical portion 54 of the suspender 5 and the second folded plate roofing material 6A which is one
(6) First vertical portion 681 and other second folded plate roofing material 6B
The strength of the portion of (6) with the second vertical portion 682 becomes large.
Further, the first joint portion 6 of the first second folded plate roofing material 6A (6)
Since the dimensions of 31 and the engaging portion 64, the second connecting portion 632 of the other second folded-plate roofing material 6B (6) and the elastic engaging portion 65, the connecting portion 55 of the suspension 5 and the like are in the above-described relationship. By the action of the elastic restoring force of the second folded-plate roofing material 6 and the like,
The A (6) and the other second folded plate root member 6B (6) are firmly and integrally fastened. Moreover, the first connecting portion 631 and the engaging portion 64 of the one second folded plate roofing material 6A (6) and the second connecting portion 632 and the elastic engaging portion 65 of the other second folded plate roofing material 6B (6). Since the space S is formed between and, it is possible to prevent water from entering the inside of the second folded-plate roof structure due to the capillary phenomenon. Furthermore, the second folded-plate roofing material 6 used for the double-folded folded-plate roof structure of the present invention is a second folded-plate roof in which a lower working end 30 of a fastening tool 3 described later is engaged. The lower surface of the second horizontal portion 612 of the material 6A (6) is the second
The second connecting portion 632 of the folded roof material 6 is connected to the connecting portion 2 of the suspension 2.
The elastic engaging portion 6 serves as a receiving member when pressed to the 2 side.
5 can be elastically engaged with the engaging portion 64 reliably and easily.

A heat insulating material (not shown) such as glass wool is provided in the space between the outer side of the double-folded first folded-plate roofing material 3 and the inner side of the second folded-plate roofing material 6 constructed as described above. ), The heat insulation effect will be even greater.

In FIGS. 19 and 20, 7 is a fastening tool for fastening the adjacent second folded-plate roof members 6 together. The fastening tool 7 includes a lower working end 70 and an upper working end 71. The lower working end 70 and the upper working end 71 are laterally long as shown in FIG. 19 when viewed from the front and L-shaped when viewed from the side as shown in FIG. This lower working end 7
The first block 72 having a gate shape and the second block 73 having a rectangular parallelepiped shape are fixed by welding or the like to substantially the center of the 0 and the upper working end 71, respectively. The second block 73 is rotatably attached to the first block 72 by a pin 74. The first operating lever 75 and the second operating lever 76 are fixed to the upper surfaces of the first block 72 and the second block 73 by welding or the like. The first operating lever 75 and the second operating lever 76 are formed of a round pipe, a square pipe, or the like, and are configured to be expandable / contractible in the axial direction. That is, the operation portions 751 and 761 are attached to the base end portions 750 and 760.
Is retractably and slidably housed, and fixing bolts 77 are screwed into the upper ends of the base ends 750 and 760, respectively. Then, when the fixing bolt 77 is loosened, the operation portions 751 and 761 can be expanded and contracted in the axial direction with respect to the base end portions 750 and 760 of the first operation lever 75 and the second operation lever 76, respectively. When the lengths of the second operating lever 75 and the second operating lever 76 are appropriately determined, the first operating lever 75 is tightened by tightening the fixing bolt 77.
The operation portions 751 and 761 are fixed to the base end portions 750 and 760 of the second operation lever 76.

Next, an example of use of the fastening tool 7 will be described. First, the second hooking portion 632 of the other second folding plate roofing material 6B (6) is temporarily hung on the outside of the engaging portion 55 of the hanging member 7, and then one second folding plate roofing material 6A (6) is used. ) Second
The lower working end 70 of the fastening tool 7 is engaged with the lower surface of the horizontal portion 612, while the upper surface of the second hooking portion 632 of the other second folded plate roof member 6B (6) is fastened with the fastening tool 7 of the fastening tool 7. Upper working end 7
1 is engaged. Then, in this state, the tip ends of the first operating lever 75 and the second operating lever 76 of the fastening tool 7 are shown in FIG.
Operate in the direction of the arrow in 0 respectively. Then pin 74
The lower working end 70 and the upper working end 71 rotate in the directions of the arrows in FIG.
The second hooking portion 632 of (6) is pressed against the engaging portion 55 side of the suspension 5. As a result, the adjacent second folding plate roof members 6 can be joined together. In the above-described embodiment, the fastening tools 7 are used to fasten the adjacent second folded-plate roof members 6, but the fastening tools 7 are not used and the bottoms of the fastening tools 7 are not used. Instead of the working end 70, a receiving jig (not shown) is engaged with the lower surface of the second horizontal portion 612 of the one second folded-plate roofing material 6A (6), while the other second folded-plate roofing material is used. 6B (6) second connecting portion 632 is used for connecting portion 5 of suspender 5.
The second folded roof members 6 may be fastened to each other by manually pressing the second folded roof members 6 together.

In FIGS. 2 and 21 to 24, reference numeral 8 is a first eaves front door as a closing member. The first eaves front door 8 is formed by bending a steel plate, and has a fixing portion 82 that is fixed to the first folding plate roof material 3 and the second folding plate roof material 6 side,
The eaves portion of the first folded plate roofing material 3 and the second folded plate roofing material 6
And a closing portion 83 for closing the space SL between the eaves and the eaves end portion. The closing part 83 is the second part of the first folding plate roof member 3.
The first top plate portion 33 of the mountain portion to which the mounting bracket 4 is fixed, the first side plate portion 31 and the second side plate portion 32 on both sides of the mountain portion, and the bottom plate portion 30 that is continuously provided from the side plate portions 31 and 32. , A first side plate part 31 and a second side plate part 3 which are continuously provided from the bottom plate part 30.
2 and the 2nd attachment metal fitting 4 and the suspender 5 of the 2nd folding plate roofing material 6
The first horizontal portion 611 and the third horizontal portion 6 of the mountain portion attached to the
13, the first recesses 670 and 671 on both sides thereof, and the second
A space SL surrounded by the recesses 672 and 673, the first inclined portion 601, the second inclined portion 602, and the bottom portion 600.
It has a plate shape capable of closing. A convex portion 84 having a shallow bottom is projected to the front side of the closing portion 83. In addition, this closing portion 83
The plate portions on the respective sides are bent rearward at a substantially right angle to form the fixing portion 82. Through holes 85 for inserting the bolts 80 are provided in the fixing portions 82 of the fixing portion 82 corresponding to the first side plate portion 31 and the second side plate portion 32 of the first folded plate roofing member 3, respectively. The plate width of the fixing portion 82 is larger with the through hole 85 provided than without. This first eaves front door 8 is a space SL between the eaves tip portion of the first folded plate roofing material 3 and the eaves tip portion of the second folded plate roofing material 6.
Inserted and set in the first folding plate roofing member 3, a through hole (not shown) is formed in the first side plate portion 31, the second side plate portion 32 and the tight frame 2 of the first eaves front door 8. And a nut 81 is fastened to the bolt 80 or a tapping screw (not shown) is provided through the through hole 85 of the first eaves front surface 8 from the through hole 85 to the first folded plate roof. The first eaves front door 8 is fixed to the first folded roof material 3 and the tight frame 2 by screwing it into the first side plate part 31 and the second side plate part 32 of the material 3 and the tight frame 2. The closing portion 83 of 8 closes the space SL between the eaves tip portion of the first folded plate roofing material 3 and the eaves tip portion of the second folded plate roofing material 6.

In FIG. 2, 9 is a front door of the second eaves.
The second eaves door 9 is made by bending a steel plate,
A space SS fixed between the roof base structure 1 and / or the first folded plate roof material 3 side and between the roof base structure 1 and the eaves portion of the first folded plate roof material 3, that is, the above The roof base structure 1, the first top plate portion 33 of the first folded plate roof material 3, the first side plate portion 31 and the second side plate portion 32 on both sides of the mountain portion, and the side plate portions 31 and 32, The space SS surrounded by is closed.

As described above, the present invention provides a double-folded folded-plate roof structure that has a small number of parts, is simple in construction work, and can save the material for the second folded-plate roofing material. You can

FIG. 25 to FIG. 28 show the first as a closing member.
The modification of an eaves door is shown. In the figure, the same reference numerals as those in FIGS. 21 to 24 indicate the same components. First eaves door 800 in this example
The ventilation hole 86 is provided in the convex portion 84 of the closing portion 83. As shown in FIG. 28, the ventilation hole 86 is formed by cutting and raising the closed portion 83 from rear to front in a circular arc shape of about a quarter circle from the upper side to the lower side and opening the lower portion. The plate width of the fixed portion 82 on each side of the first eaves door 800 is substantially the same.

29 and 30 show a modification of the second folded plate roofing material. In the figure, the same reference numerals as those in FIGS. 1 to 28 denote the same components. The second folded-plate roofing material 6A in this example is obtained by eliminating the first recesses 670, 671 and the second recessed portions 672, 673 of the second folded-plate roofing material 6 described above. Along with this, the first eaves-front door 8A having a shape that matches the shape of the second folded-plate roofing material 6A is used.

31 and 32 show a modification of the second folded-plate roofing material. In the figure, the same reference numerals as those in FIGS. 1 to 30 indicate the same components. The second folded-plate roofing material 6B of this example includes the first recesses 670 and 671 and the second recessed portion 67 of the second folded-plate roofing material 6 described above.
In the same manner as 2, 673, the first convex portions 660 and 601 are provided at the corner between the bottom portion 600 and the first inclined portion 601, and the second convex portions 662 and 663 are formed at the bottom portion 600 and the second inclined portion 602. It is provided at the corner between and. That is, the first convex portions 660 and 661 and the second convex portions 662 and 663.
Are the corners between the bottom portion 600 and the first sloped portion 601 and the corners between the bottom portion 600 and the second sloped portion 602, respectively, which are projected outward, and the sloped portions 660 and 660 respectively. 662 and horizontal portions 661 and 663. As described above, the first inclined portion 601 and the second inclined portion 601 on both sides are
Inclined portion 602, first horizontal portion 611, and third horizontal portion 613
The first recesses 670 and 6 are recessed inwardly at the corners between
71 and the second recesses 672 and 673, and the bottom 6
00 and the first slanted portion 601 and the second slanted portion 602 on both sides of the bottom portion 600 of the first slanted portion so as to project outward,
By forming the convex portions 660 and 661 and the second convex portions 662 and 663, the strength of the second folded-plate roofing material 6 is increased. That is, the angle between the bottom portion 600 and the inclined portion 660, the angle between the inclined portion 660 and the horizontal portion 661, the angle between the horizontal portion 661 and the first inclined portion 601, the angle between the first inclined portion 601 and the horizontal portion 670, the horizontal angle. Corner between the portion 670 and the inclined portion 671, the bottom portion 600
And the inclined portion 662, the inclined portion 662 and the horizontal portion 663, the horizontal portion 663 and the second inclined portion 602, the second inclined portion 602 and the horizontal portion 672, and the horizontal portion 672 and the inclined portion 672. The strength increases due to the corners of the portion 673 and the like. The first recesses 670 and 671 and the second recesses 672 and 67 described above are provided.
It is also possible to provide only the above-mentioned first convex portion and second convex portion without providing 3.

FIG. 33 is a partial cross-sectional view showing a state in which a heat insulating material is laid in the space between the first folded plate roofing material and the second folded plate roofing material. In the figure, the same reference numerals as those in FIGS. 1 to 32 denote the same elements. The heat insulating material used in this embodiment is obtained by filling and sealing a heat insulating material such as glass wool in a water impermeable bag body such as polyethylene, which comprises a lower first heat insulating material 101 and an upper heat insulating material 101. Of the second heat insulating material 102. The first heat insulating material 101 is interposed between the upper surface of the first folded plate roof material 3 and the lower surface of the second mounting metal fitting 4, and the second mounting metal fitting 4 is inserted in the through hole provided in the second heat insulating material 102. Further, the first heat insulating material 101 and the second heat insulating material 102 are connected to the upper surface of the mountain portion of the first folded plate roof material 3 (the mountain portion where the second mounting member 4 is not attached) and the second folded plate roof material 6. The bottom surface of the bottom portion 600 is compressed and interposed. In addition, this heat insulating material 101
And 102 have a weight of, for example, 10 kg / m ³ and a thickness of 50 mm, and are provided between the ridges of the first folded plate roofing material 3 and the valleys 600 of the second folded plate roofing material 6. Is compressed to about 10 to 15 mm. In this example, the valley portion 600 of the second folded plate roofing material 6 is the compressed heat insulating material 10.
It will be mounted and supported on the mountain portion of the first folded plate roofing material 3 via 1 and 102.

FIG. 34 is a partial cross-sectional view showing a state in which an interposing member is interposed between a mountain portion of the first folded plate roofing material where the second mounting member is not attached and a valley portion of the second folded plate roofing material. It is a figure.
In the figure, the same symbols as those in FIGS. 1 to 33 indicate the same components. In this embodiment, the valley portion 600 of the second folded roof material 6 is
It will be placed and supported on the mountain portion of the first folded plate roofing material 3 via the interposition member 100.

FIG. 35 is a front view of the closing member in the case where there is a gap between the mountain portion of the first folded plate roofing material where the second mounting member is not attached and the valley portion of the second folded plate roofing material, and FIG. FIG. 4 is a partial perspective view of the same in use state. The closing member (first eaves front door) 8C is formed by extending extended closing portions 87 on both left and right sides of the closing portion 83. This extension block 87
Is U-shaped when viewed from the side. This closing member (first eaves front door) 8C is a folded plate roof structure of the double structure of the present invention shown in FIG. 33 and FIG. 34 described above, that is, the second mounting bracket 4 of the first folded plate roofing material 3. This is used when there is a gap between the mountain portion where no is attached and the valley portion 600 of the second folded-plate roofing material 6. When it is used, as shown in FIG. 36, the extension closing portions 87 of the adjacent closing members (first eaves front doors) 8C are overlapped and used. As a result, the gap between the mountain portion of the first folded plate roofing material 3 where the second mounting member 4 is not attached and the valley portion 600 of the second folded plate roofing material 6 can be closed by the extension closing portion 87. it can.

In the above-described embodiment, the second folding roof members 6, 6A, 6B adjacent to each other are connected via the suspenders 5, which is a so-called one-touch fitting connection. In addition to the one-touch type fitting connection, corner-wound connection, round-wound connection, or bolt connection may be used. Further, the connection between the adjacent first folded-plate roof members 3 may be a fitting connection, a corner-wound winding connection, or a round-wound winding connection, other than the fixing bolt type of the above-described embodiment.

[0040]

As is apparent from the above, the double-folded folded-plate roof structure of the present invention has a small number of parts and is simple in construction work. Further, the material of the second folded plate roofing material can be reduced.

[Brief description of drawings]

FIG. 1 is a partial cross-sectional view showing a first embodiment of a double-folded folded-plate roof structure of the present invention in a construction state.

FIG. 2 is a partially cutaway front view of the same.

FIG. 3 is a perspective view of a tight frame.

FIG. 4 is a partial perspective view of a first folded plate roofing material.

FIG. 5 is a plan view of a second mounting member.

FIG. 6 is a front view of the same.

FIG. 7 is a bottom view of the same.

FIG. 8 is a left side view of the same.

FIG. 9 is a right side view of the same.

10 is a sectional view taken along line XX in FIG.

11 is a sectional view taken along line XI-XI in FIG.

FIG. 12 is a perspective view of a suspension.

FIG. 13 is a partial perspective view of a second folded plate roofing material.

FIG. 14 is a partially enlarged view showing a fastening state between adjacent second folded plate roof members.

FIG. 15 is an explanatory diagram showing dimensions of a main part of a second folded plate roofing material.

FIG. 16 is a view showing a state in which the second folded plate roof members are fastened to each other using a fastening tool, and a state in which the second joint portion of another steel sheet roof member is pressed to the joint portion side of the suspension. It is a figure.

FIG. 17 is an explanatory view of a state in which the elastic engaging portion is about to elastically engage with the engaging portion.

FIG. 18 is an explanatory diagram of a state in which the elastic engaging portion is elastically engaged with the engaging portion.

FIG. 19 is a front view of the fastening tool.

FIG. 20 is a side view of the same.

FIG. 21 is a plan view of an eaves front door.

FIG. 22 is a front view of an eaves front door.

FIG. 23 is a left side view of an eaves front door.

24 is a sectional view taken along line XXIV-XXIV in FIG.

FIG. 25 is a plan view of an eaves front door having a ventilation hole.

FIG. 26 is a front view of an eaves door having a ventilation hole.

FIG. 27 is a left side view of an eaves front door having a ventilation hole.

FIG. 28 is XXVIII-XXVIII in FIG. 26.
It is a line sectional view.

FIG. 29 is a partial cross-sectional view of a construction state showing a modified example of the second folded-plate roofing material used for the double-folded folded-plate roof structure of the present invention.

FIG. 30 is a front view of an eaves front door used for the second folded-plate roofing material of FIG. 29.

FIG. 31 is a partial cross-sectional view of a construction state showing a modified example of the second folded-plate roofing material used for the double-folded folded-plate roof structure of the present invention.

32 is a front view of an eaves front door used for the second folded-plate roofing material of FIG. 31. FIG.

FIG. 33 is a partial cross-sectional view showing a state in which a heat insulating material is laid in the space between the first folded plate roofing material and the second folded plate roofing material.

FIG. 34 is a partial cross-sectional view showing a state in which an interposing member is interposed between a mountain portion of the first folded-plate roofing material where the second mounting member is not attached and a valley portion of the second folded-plate roofing material. is there.

FIG. 35 is a front view of the closing member in the case where there is a gap between the mountain portion of the first folded plate roofing material to which the second mounting member is not attached and the valley portion of the second folded plate roofing material.

FIG. 36 is a partial perspective view of the same usage state.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Roof base structure, 2 ... Tight frame (1st mounting metal fitting), 3 ... 1st folding plate roofing material, 30 ... Bottom plate part, 31 and 3
2 ... Side plate part, 33 and 35 top plate part, 34 and 36 ... Hanging plate part, 38 ... Fixing bolt, 39 ... Fixing nut, 4 ... Second
Mounting bracket, 41 ... Fitting fixing member, 42 ... Mounting member, 40
0 ... Bolt, 401 ... Nut, 5 ... Suspension, 55 ... Coupling part, 6, 6A, 6B ... 2nd steel plate roofing material, 600 ... Bottom part,
601 ... 1st inclination part, 602 ... 2nd inclination part, 611 ... 1st horizontal part, 612 ... 2nd horizontal part, 613 ... 3rd horizontal part,
621 ... 1st rising part, 622 ... 2nd rising part, 631 ... 1st combining part, 632 ... 2nd combining part, 64 ...
Engaging portion, 65 ... Elastic engaging portion, 660 and 661 ... First convex portion, 662 and 663 ... Second convex portion, 670 and 671 ...
First recesses, 672 and 673 ... Second recesses, 681 ... First
Vertical part, 682 ... Second vertical part, 7 ... Fastening tool, 70 ... Lower working end, 71 ... Upper working end, 8,800, 8A, 8B, 8
C ... 1st eaves front door (closing member), 82 ... Fixed part, 83 ...
Closure part, 9 ... 2nd eaves front door, 100 ... Interposition member, 101
And 102 ... Insulation.

Claims (5)

[Claims] 1. A first folding plate roofing member having a first mounting member fixed to a roof base structure and a ridge portion, a valley portion and an inclined side portion, the first mounting member being attached to the first mounting member. A second mounting member having a folded plate roof material, a fixing portion and a connecting portion, wherein the fixing portion is fixed to every other mountain portion of the first folding plate roof material; A second folded plate roofing material having a mountain portion having a pitch of one mountain with respect to two mountains of the first folded sheet roofing material, a joint portion provided in the mountain portion, a valley portion, and an inclined side portion. And the valley is not fixed to the second mounting member of the first folded plate roofing material 1
A second folding plate roofing material, in which the second folding plate roofing material is placed and supported on every other mountain portion, and the coupling portions of the adjacent second folding plate roofing materials are coupled to the coupling portions of the second mounting member, respectively. A double-folded folded roof structure. 2. The second folded-plate roofing material according to claim 1, wherein a bottom portion, a first inclined portion formed by bending one side portion of the bottom portion outward in an obliquely upward direction, and a first inclined portion thereof. A first horizontal part formed by bending the tip part to the outside substantially horizontally, a first rising part for receiving a tool formed by rising the tip part of the first horizontal part, and a tip part of the first rising part. A second horizontal portion for receiving the tool formed by bending the inside substantially horizontally, and a tip of the second horizontal portion is raised, and the tip is bent inward in a substantially inverted U shape obliquely downward. Then second
A first coupling portion that is coupled inside the coupling portion of the mounting bracket, and an engaging portion that is formed by extending a tip portion of the first coupling portion below a tip of the coupling portion of the second mounting member. A second inclined portion formed by bending the other side portion of the bottom portion obliquely upward to the outside, a third horizontal portion formed by bending the tip end portion of the second inclined portion outward substantially horizontally, and a third horizontal portion thereof. A second rising portion formed by raising the tip of the second rising portion, a fourth horizontal portion formed by bending the tip portion of the second rising portion substantially horizontally outward, and a leading end of the fourth horizontal portion. A second coupling part that is formed by bending the tip part of the second mounting bracket outward and is bent obliquely downward to the outside, and the tip part of the second coupling part is the second coupling part. It is formed by extending downward from the tip of the engaging part of the mounting bracket, and elastically engages with the engaging part. The folded plate roof structure of the double structure according to claim 1, further comprising: 3. The heat insulating material is laid in the space between the first folded plate roofing material and the second folded plate roofing material according to claim 1 or 2. Double folded roof structure. 4. A closing member having a fixing portion and a closing portion, wherein the fixing portion of the closing member is fixed to a folded sheet roofing material, and the closing portion of the closing member causes the eaves tip of the first folded sheet roofing material. A folded plate roof structure having a double structure, characterized in that a space portion between the above portion and the eaves tip portion of the second folded plate roof material is closed. 5. A folded plate roof structure having a double structure, wherein the closing member according to claim 4 has a ventilation hole.