JP3646293B2 - Roof structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an improvement of a roof structure. In particular, the present invention is suitable for a roof structure commonly called a sheet waterproofing construction method.
[0002]
[Prior art]
A conventionally known roof structure, particularly the roof structure of the waterproof sheet construction method is as shown in FIG.
Reference numeral 12 denotes a bolted type folded plate roof, which is not shown, but this roof is attached to a receiving bracket fixed on a beam via bolts. Reference numeral 13 denotes a heat insulating material supported on the top surface of the folded plate roof. A fastener 14 such as a self-drilling screw penetrates the top of the folded plate roof from the upper portion of the heat insulating material 13 at a predetermined interval, and the lower end of the screw is It is fixed so that it is exposed on the back of the roof. Reference numeral 15 denotes a waterproof sheet covering the upper surface of the heat insulating material.
[0003]
[Problems to be solved by the invention]
In the conventional roof structure described above, since the lower end of the screw 14 fixing the heat insulating material 13 is exposed inside the folded plate roof 12, for example, a large building such as a gymnasium, a meeting place, a factory, etc. The exposed screws are very unsightly, and when installing electrical appliances and wiring, or when cleaning the ceiling, the exposed screws become obstacles and There is a risk of damage due to contact with the human body or equipment, and improvement of this has been desired.
[0004]
[Means for Solving the Problems]
The present invention has the following features.
One of them is “a rising part is formed on both sides of the valley part, a top part extending outward is formed on the upper end part of the rising part, and an inner part is erected at the end of one top part of the top part. Folded plate roofs are installed on the outside of the top of the folded plate roof, and the inner side of one folded plate roof adjacent to each other is the longer side of the folded plate roof. At a predetermined interval along the direction, the fastening portion at one end of the support member is fastened with the inside and outside being interposed between the inside and the outside, and the fastening portion having a neck portion and a head portion is located above the top portion. And the horizontal portion of the support member is supported by the top, the tip of the support member extends outside the rising portion, and a heat insulating material is provided at the corresponding position of the support member in the hull portion. A fixing member having an upper surface to be supported, a leg portion that receives the upper surface and is supported by the top portion, and an elastic engagement portion that is fitted to the hull portion includes the elastic member. The joint portion is fitted into the flange portion and elastically engaged, and the fixing member has an upper surface for supporting the heat insulating material, and is supported by the top portion receiving the upper surface and the leg portion of the fixing member on the inner side. And a cover member having an abutting portion that extends outward from the leg portion and abuts against the upper surface of the support member is fitted and elastically engaged from the outside. On the top surface, a heat insulating material passes through the top surface of the cover member and the fixing member from the top of the heat insulating material, and is fixed and supported by a fastener such as a self-drilling screw that is driven in a state where the tip fits inside the fixing member. It is a roof structure characterized by being ".
[0005]
The two are “in the roof structure described above, the other end of the support member is formed with a folded portion on the upper end along the longitudinal direction at the distal end thereof, and the tip of the contact portion of the cover member is placed under the folded portion. The roof structure is characterized in that a stopper that engages with the support member is formed at the water-side tip of the contact portion of the cover member and is bent downward.
[0006]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of the roof structure of the present invention will be described below with reference to the drawings.
In FIG. 1, reference numeral 1 denotes a long plate-type folded plate roof obtained by bending a metal plate, which is conventionally known. Rising portions 1b and 1b are formed on both sides of the valley portion 1a, and apexes 1c and 1c extending outward are formed at the upper end portions of the rising portions, respectively.
Further, a shell portion 1d is erected at the end portion of one of the top portions, and a shell portion 1e is erected at the end portion of the other top portion.
[0007]
In FIG. 2, reference numeral 2 denotes a fixing member having a predetermined length formed by roll forming, bender or the like of a metal plate, which is attached at predetermined intervals in the longitudinal direction of the hull, and supports and fixes the heat insulating material. This member includes an upper surface 2a that supports the heat insulating material, leg portions 2b and 2b that receive the upper surface at both ends, and elastic engagement portions 2c and 2c that are fitted and elastically engaged with the shells of the folded plate roof. It has. In this embodiment, the elastic engaging portion is bent obliquely upward inward from the lower end of the leg portion 2b, and is further reinforced by bending its tip outward.
[0008]
FIG. 3 shows another embodiment of the fixing member. The difference from FIG. 2 is that the leg 2 is formed in an L shape so as to be in surface contact with the top of the folded plate roof, and further bent upward from the end of the leg 2 and fitted to the head of the shell. Elastic engagement portions 2c and 2c that are elastically engaged are formed.
[0009]
FIG. 4 is an explanatory view of a state in the middle of construction of the roof structure of the present invention. The elastic engagement portions 2c and 2c of the fixing member 2 shown in FIG. 2 are fitted into the hull portions (inner hull portion 1d and outer helix portion 1e) of the folded plate roofs 1 and 1 shown in FIG. Match.
[0010]
FIG. 5 is a cross-sectional view of an essential part of the roof structure of the present invention in which members such as a heat insulating material and a waterproof sheet are further attached to the construction state shown in FIG.
One folded plate roof adjacent to each other has a seam 1d, and outside the other folded plate roof, a seam 1e is tightened along the longitudinal direction, and a neck 4a and a head above the top 1c. A hull 4 having 4b is formed. Reference numerals 5 and 5 denote roof receiving brackets, which are fastened with bolts 6 through a suspension 3. The above-mentioned folded-up structure of the folded plate roof is a known roof structure.
[0011]
The above-mentioned helical part 4 is fitted with elastic engagement parts 2c, 2c of a fixing member 2 having a predetermined length, for example, about 10 centimeters, and is firmly elastically engaged. In this state, the leg parts 2b, 2b The lower end is supported on the top part 1, and the fixing member is firmly fixed to the roof. Although not shown in the drawings, the fixing member can be fastened to the fixing member by driving a stopper such as a self-drilling screw into the head 4b of the fixing portion from the upper surface 2a of the fixing member. .
[0012]
7 is a known heat insulating material that is placed on the upper surface 2 a of the fixing member 2. Thus, one or several fasteners such as a self-drill screw 8 are passed through the upper surface 2a of the fixing member from the upper part of the heat insulating material, and are fixed and laid in a state where the tip of the stopper is fitted inside the fixing member. ing.
In this state, the tip of the fastener is not exposed on the inner side (ceiling side) of the folded plate roof. A waterproof sheet 9 is laid on the upper surface of the heat insulating material by a known means.
[0013]
Next, still another embodiment of the present invention will be shown. This feature is that the fixing between the fixing member and the folded portion of the folded plate roof, specifically, the fixing by elastic engagement between the fixing member and the folded portion is made stronger. If this means is used, both fixing strengths are increased. Therefore, it is not necessary to fix the screw portion and the fixing member with screws for reinforcement, and the troublesome work is eliminated. In addition, when fixing with screws, the shape of the head needs to be a shape that can be fixed with screws, and the degree of freedom of the shape of the head is limited. There is an advantage that the degree of freedom is not limited. This will be described below with reference to FIG.
[0014]
FIG. 6 shows a schematic front view of the support member of the present invention. The support member 10 is formed by bending a metal plate having a predetermined length. Reference numeral 10a denotes a screw fastening portion that is formed to stand up like a letter at one end. 10b is a horizontal part supported by the top part, and the front-end | tip has extended outside the standing part. Further, a folded portion 10c is formed upward at the tip of the horizontal portion. This folded portion is for receiving the tip of an abutting portion of a cover member, which will be described later, on the lower side so as not to float. In this embodiment, the length of the support member is about half that of the fixing member.
[0015]
FIG. 7 shows the cover member 11. 11a is an upper surface, 11b and 11b are leg portions, and 11c is an abutting portion bent outward from the lower end of the leg portion, and abuts against the horizontal portion 10b of the support member. 11d is a stopper that is bent downward on the water side in the longitudinal direction of the contact portion 11c. This stopper is engaged with the support member, so that even if the cover member is displaced to the water side, Is blocking.
The legs 11b, 11b act so as to press the legs of the fixing member inward when the cover member is fitted to the fixing member from the outside. That is, the dimension between the leg parts in the middle part or the lower end part of the leg part is formed to be slightly smaller than the dimension between the leg parts of the fixing member. By doing so, the fitting strength between the elastic engagement portion 2c and the fitting portion of the fixing member is increased.
[0016]
FIG. 8 shows a state in the middle of construction using the members shown in FIGS. 1, 2, 6, and 7. FIG. 9 shows a cross-sectional view of the main part of the roof structure of the present invention in which a heat insulating material and a waterproof sheet are further attached to the construction state shown in FIG. As can be understood from the drawing, the inner portion of one folded plate roof and the outer portion of the other folded plate roof are formed at one end of the support member at predetermined intervals along the longitudinal direction. In a state in which both are interposed between the shell portions, they are screwed together to form a shell portion having a neck portion and a head portion above the top portion.
[0017]
Thus, the horizontal portion of the support member is supported by the top portion, and the tip portion extends to the outside of the rising portion. Further, the fixing member is elastically engaged at the position corresponding to the support member of the helical portion. The cover portion is fitted into the flange portion and elastically engaged, and the cover member is fitted to the fixing member from the outside. As described above, the leg portion of the cover member is inward of the leg portion of the fixing member. The cover member is in elastic contact with the cover member, and the contact portion of the cover member is in contact with the horizontal portion of the support member. Further, since the stopper that engages with the support member is formed downwardly on the water side in the longitudinal direction of the contact portion, the cover member does not shift to the water side. Further, if the tip of the contact portion is positioned below the folded portion, the folded portion prevents the cover member from lifting.
[0018]
In addition, the heat insulating material 7 is supported on the fixing member and the cover member, and the stopper 8 such as a self-drilling screw passes through the upper surface of the heat insulating material from the upper surface of the cover member and the fixing member so that the tip is inside the fixing member. It is fixed and supported by a fastener such as a screw to be driven.
Although the embodiment of the roof structure of the present invention has been described above, the design can be changed without departing from the technical idea of the present invention.
[0019]
【The invention's effect】
The present invention has the following effects.
The roof structure of the present invention is suitable for the roof structure of a waterproof sheet construction method, which is referred to in industry terms, and conventionally, the tip of a fastener such as a self-drill screw for fixing a heat insulating material to the back side of the folded plate roof, that is, the ceiling side is exposed. In addition, this roof structure has a large number of exposed screws in large buildings such as gymnasiums, gathering halls, factories, etc., and the design feeling is very bad, and installation of electrical equipment and wiring work When cleaning or cleaning the ceiling, the exposed screw becomes an obstacle, obstructing the work, and in some cases, there is a risk of damage due to contact with the human body or equipment. However, according to the present invention, the tip of the self-drilling screw or the like is not exposed to the back side of the folded plate roof, that is, the ceiling surface, but is accommodated in the fixing member, so that the conventional defects are completely eliminated. Therefore, the present invention has extremely great practical value.
[Brief description of the drawings]
FIG. 1 is a schematic front view of a folded plate roof used in the roof structure of the present invention.
FIG. 2 is a schematic front view of the fixing member.
FIG. 3 is a schematic front view showing another embodiment of the fixing member.
FIG. 4 is an explanatory view showing a state in the middle of construction of the roof structure of the present invention.
5 is a cross-sectional view of the main part of the roof structure of the present invention constructed using the members shown in FIGS. 1 and 2. FIG.
FIG. 6 is a schematic front view of a support member used in another embodiment of the roof structure of the present invention.
FIG. 7 is a schematic front view of the cover member.
FIG. 8 is an explanatory diagram showing a state during construction.
FIG. 9 is a sectional view of an essential part showing another embodiment of the roof structure of the present invention.
FIG. 10 is a cross-sectional view of a main part of a conventional roof structure.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Folded plate roof 1a Valley part 1b Rising part 1c Top part 1d Inner part 1e Outer part 2 Fixing member 2a Upper surface 2b Leg part 2c Elastic engaging part 3 Hang part 4a Neck part 4a Neck part 4b Head part 5 Bracket 6 Bolt 7 Insulation 8 Self-drill screw (fastener)
9 Waterproof sheet 10 Support member 10a Fastening part 10b Horizontal part 10c Folding part 11 Cover member 11a Upper surface 11b Leg part 11c Contact part 11d Stopper

Claims (2)

A rising portion is formed on both sides of the valley portion, and a top portion extending outward is formed at the upper end portion of the rising portion, and an inner portion is erected at one end portion of the top portion, and an end portion of the other top portion There is a folded plate roof with standing seams on the outside, one inside the folded plate roof adjacent to each other and the other outside the folded plate roof has a predetermined length along the longitudinal direction. In the interval, the bolting portion at one end of the support member is bolted in a state where the inner and outer portions are interposed between the inner and outer portions, and a helical portion having a neck portion and a head portion is formed above the top portion. And the horizontal part of the support member is supported on the top, the tip part extends outside the rising part, and the top part further supports the heat insulating material at the corresponding position of the support member, A fixing member having a leg portion that receives the upper surface and is supported by the top portion and an elastic engagement portion that is fitted to the hull portion includes the elastic engagement portion. The fixing member is fitted and elastically engaged, and the fixing member has an upper surface for supporting the heat insulating material, and is supported by the item by receiving the upper surface and elastically presses the legs of the fixing member inward. And a cover member having an abutting portion that extends outward from the leg portion and abuts against the upper surface of the support member, is fitted from the outside and is elastically engaged. The heat insulating material penetrates the upper surface of the cover member and the fixing member from the upper part of the heat insulating material, and is fixed and supported by a stopper such as a self-drill screw that is driven in a state where the tip fits inside the fixing member. A roof structure characterized by that. At the other end of the support member, a folded portion is formed on the tip portion at the upper inside along the longitudinal direction, the tip of the contact portion of the cover member is positioned below the folded portion, and the contact of the cover member The roof structure according to claim 1, wherein a stopper that engages with the support member is bent downward at a water-side front end portion of the portion.

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