JP2003336359A - Roof construction - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a fixing construction for water retaining boards capable of easily and strongly fixing and installing a water retaining board regardless of new or old installation which is considered to be helpful for easing heat island phenomenon by creating an adiabatic effect and an atmospheric temperature rise restricting effect by installing a fixing construction for water retaining board on a folded plate roofing. <P>SOLUTION: A folded plate roof A is laid by sequentially and temporarily fixing the folded plates 2 over tight frames 3 installed on a beam 1, a plurality of water retaining boards 6 capable of impregnating and holding moisture inside are laid so as to lay the water retaining boards straddling the folded plate roof, hold-down bars 8 formed to a long-sized flat plate shape are placed on the top surface of each water retaining board, and these folded plates, water retaining boards and hold-down bars are tightened together to the tight frames 3 with bolts 4 and nuts 5. <P>COPYRIGHT: (C)2004,JPO

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 specifically, a water retaining structure capable of impregnating and retaining water on a folded plate roof or the like, which is widely used as a roof structure in factories, warehouses, and stores. The present invention relates to a roof structure capable of performing heat insulation and suppressing a heat island phenomenon by laying a plate. Incidentally, the water retention plate in the present invention is, for example, a well-known sintered plate (porous ceramic plate) having a large number of fine continuous holes capable of impregnating and holding water therein, or firing of unglazed tiles or unglazed bricks. A plate (unfired plate) or a lightweight foam concrete plate, which is made of a porous material formed in a flat plate shape.

[0002]

2. Description of the Related Art In recent years, in urban areas, green spaces have been lost due to an increase in paved roads and concrete structures, and the so-called heat island phenomenon is likely to occur particularly in summer. As one of the solutions to this problem, rooftop greening in which plants are planted on the rooftop is effective and recommended. However, as a practical matter, there are roofs that cannot be roofed green, such as folded-plate roofs, and it is urgent to take measures for roofs that cannot be greened regardless of existing construction. Especially for the folded plate roof, heat is easily transferred from the material,
In addition, since it is difficult to block the heat from the outside due to the presence of the opening, the heat is accumulated in the attic side, and the heat addition on the indoor side in summer becomes extremely large.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of such a situation as described above, and an object of the present invention is to provide a heat insulating effect and water on a folded plate roof or the like regardless of existing construction. Providing a roof fixing structure that can reduce the indoor heat load in the summer by laying a water retaining plate that is recognized to help suppress the temperature rise due to the heat of vaporization and help to alleviate the heat island phenomenon It is something to do.

[0004]

The roof structure according to claim 1 of the present invention which achieves the above-mentioned object, temporarily fixes the folded plates over the tight frame installed on the beam to roof the folded plate roof, and On the folded plate roof, a plurality of water retaining plates capable of being impregnated with moisture inside were laid so as to straddle the tops of the folded plates, and a long flat plate shape was formed on the upper surface of each water retaining plate. A holding bar is placed, and the folding plate, the water retaining plate, and the holding bar are fastened together to the tight frame with bolts and nuts. In addition, the roof structure according to claim 2 has a plurality of water-retaining members capable of impregnating and retaining moisture inside the existing folded-plate roof in which the folded plate is fixed with bolts and nuts over a tight frame installed on the beam. A plate is laid so as to straddle the top of the folded plate, and a holding bar formed in the shape of a long flat plate is placed on the upper surface of each water retaining plate, and the bolts that fix the folded plate are used to retain the water. Face the mounting hole formed through the plate, and screw the connection cylinder formed by forming a female screw on the inner peripheral surface of the bolt.
It is characterized in that the water retaining plate and the pressing bar are fastened together with the folding plate by screwing mounting bolts to the connecting cylinder.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, specific preferred embodiments of the present invention will be described in detail with reference to the drawings, but the present invention is not limited to the illustrated embodiments. Moreover, the same components are denoted by the same reference numerals, and overlapping description will be omitted.

In the figure, reference numeral 1 indicates a beam that supports the roof, and reference numeral 2 indicates a known folded plate that constitutes a folded plate roof. Folded plate 2
Is the tight frame 3 welded to the beam 1 as in the past.
The folded plate roof A is constructed by sequentially fastening and fixing the bolts 4 and nuts 5 over. Then, the water retaining plate 6 is laid on the folded plate roof A.

The water retaining plate 6 has a required thickness (for example, 10 to 10).
30 mm) and size (for example, 200 to 900 mm square)
A plurality of sheets are laid on the folded plate roof A so as to cover the whole or a part of the folded plate roof A so as to straddle the top portion 2a of the folded plate 2. To do. At this time, in each water retaining plate 6, a bolt through hole 7 is formed in a penetrating manner from the back surface to the front surface at a position corresponding to the bolt 4 for fixing the folding plate 2 to the tight frame 3, and the folding plate 2 is formed. Bolt 4 for fixing to tight frame 3
Penetrates the folded plate 2 from the side of the tight frame 3 and can project from the upper surface of the water retaining plate 6.

A holding bar 8 is mounted on the upper surface of the water retaining plate 6 for securely fixing the water retaining plate 6 on the folded plate roof A. For the presser bar 8, a stainless plate, a resin-coated steel plate, an aluminum plate, or the like having excellent corrosion resistance and weather resistance is used.
Required thickness (eg 1-5 mm) and width (eg 1
0 to 50 mm and length (for example, 500 to 1500 m)
m) is formed in the shape of a long strip, and is placed on the upper surface of the water retaining plate 6 and together with the water retaining plate 6 and the folding plate 2, the tight frame 3
It is tightened together with bolt 4 and nut 5. On this occasion,
It is preferable that the holding bar 8 is not placed individually on one water retaining plate 6, but is placed over the adjacent water retaining plates 6. Then, the effect of connecting and fixing the water retaining plates 6 to each other is enhanced, and the pressing bar 8 to be used is used.
It is possible to reduce the number of lines and the construction time.

Further, as in the case of laying the water retaining plate 6 on the existing folded plate roof, the bolts 4 for fixing the folded plate 2 to the tight frame 3 are short and sufficiently protrude from the upper surface of the water retaining plate 6. When it is not possible, as shown in FIG. 3, the water retaining plate 6
A holding bar accommodating groove 10 is formed on the upper surface of the, or a connecting cylinder 11 formed by forming a female screw on the inner peripheral surface of the bolt 4 that fixes the folding plate 2 to the tight frame 3 is connected. The mounting bolt 12 is screwed onto the water retaining plate 11 from the upper surface side of the water retaining plate 6.

Between the folded plate 2 and the tight frame 3 and between the folded plate 2 and the water retaining plate 6, a washer 13 and a waterproof packing 1 are provided as in the illustrated embodiment for waterproofing the roof.
It is preferable to interpose 4 and to fill the sealing material 15 in the holding bar accommodating groove 10 formed on the upper surface of the water retaining plate 6. Further, it is desirable that a cushion material (not shown) be interposed between the folding plate 2 and the water retaining plate 6 for the purpose of preventing mutual damage to the folding plate 2 and the water retaining plate 6. Further, the bolt through holes 7 formed in the water retaining plate 6 do not need to be opened corresponding to all the bolts 4 that fix the folded plate 2 to the tight frame 3, and the bolts in the portion where the presser bar 8 is placed are not necessary. The bolt through hole 7 may be formed only at a position corresponding to 4. Furthermore, the present invention is preferably applied when the water retaining plate 6 is installed on the folded plate roof A as in the embodiment, but is also applied to roofs such as a roof tile roof structure and a corrugated roof structure. It is possible. At that time, in particular, when the water retaining plate 6 does not fit well like a corrugated roof structure or a folded roof having a small flat portion 2a of the folded plate top 2a, an appropriate supporting member is provided on the lower surface side of the water retaining plate 6. It is good to install.

Next, a concrete construction procedure of the roof structure according to the present invention will be described. [Example 1] On the prepared beam 1, a tight frame 3 is formed.
Marking is performed on the basis of the mountain pitch (300 mm), the tight frame (mountain height 173 mm) 3 is joined by arc welding, the folded plate 2 is placed on the tight frame 3, and the folded plate 2
Make a mounting hole with a drill in the hole, insert the fixing bolt (35 mm in length) 4 from the tight frame 3 side, and fold the plate 2.
Is temporarily fixed to the tight frame 3 with the tightening nut 5, and the JIS
A folded plate roof A conforming to A6514 was roofed. next,
A water retaining plate (500 × 300 × 25 mm) made of a porous ceramic plate was placed on the folded plate roof A, and the top portion 2 of the folded plate 2 was used.
While temporarily laying so as to straddle a, bolt through holes 7 are penetratingly formed in each water retaining plate 6 at positions corresponding to the fixing bolts 4, and a washer 13 for waterproofing is provided on the back side of the water retaining plate 6. A depression 16 is formed to accommodate the waterproof packing 14. Next, on the upper surface of the water retaining plate 6 that was laid temporarily, a width of 30 m
A holding bar 8 made of a vinyl steel plate having a length of m, a length of 1000 mm, and a thickness of 2 mm is placed over the adjacent water retaining plates, and the fixing bolts 4 penetrate the folding plate 2 from the tight frame 3 side and are bolts of the water retaining plate 6. The folding plate 2, the water retaining plate 6, and the holding bar 8 are fastened together with the tight frame 3 by projecting them from the upper surface of the through hole 7 and screwing and fastening the fastening nut 5. Fixed on top. In addition, water retaining plate 6
The roof end of was cut according to the size of the folded plate roof A, and finished so as not to be aesthetically pleasing.

[Embodiment 2] A center line is drawn on the existing folded plate roof A, and a water retaining plate (900 × 300 × 25 mm) made of a porous ceramic plate is attached to the top 2 of the folded plate 2 from the center of the roof.
It is laid temporarily so as to straddle a, and bolt through holes 7 are formed in each water retaining plate 6 at positions corresponding to the fixing bolts 4 having a length of 12 mm fixing the folded plate 2 to the tight frame 3. At the same time, a holding bar accommodating groove 10 for accommodating the pressing bar 8 is formed on the upper surface of the water retaining plate 6, and a recessed hole 16 for accommodating a washer 13 for waterproofing and a waterproof packing 14 is formed on the back surface side. Next, the fixing bolt 4 for fixing the folding plate 2 to the tight frame 3 is inserted into the bolt through hole 7, and the fixing bolt 4 is connected to the connecting cylinder 11 from the upper surface side of the water retaining plate 6.
While being screwed together, a holding bar 8 made of a vinyl steel plate having a width of 30 mm, a length of 1000 mm and a thickness of 2 mm was placed in the holding bar accommodating groove 10 of the water holding plate 6 over the adjacent water holding plates. Finally, the mounting bolt 1 is attached to the connecting cylinder 11.
The water retaining plate 6 and the presser bar 8 were fastened together with the folded plate 2 by screwing 2 together, and the water retaining plate 6 was fixed on the folded plate roof A. The roof edge of the water retaining plate 6 is the folded plate roof A as in the embodiment.
It was cut in accordance with the dimensions of and finished so as not to be aesthetically pleasing.

In the roof structure constructed in Example 2, the water retention plate (made of porous ceramic) was impregnated with water, and the roof surface temperature and the indoor temperature were measured daily. The results are shown in Table 1 below. Show.

[Table 1] Unit: ° C

[0014]

EFFECTS OF THE INVENTION According to the roof structure of the present invention, folding plates are temporarily temporarily fixed over a tight frame installed on a beam to roof the folding plate roof, and moisture is retained inside the folding roof. A plurality of water retaining plates are laid so as to straddle the tops of the folded plates, and a holding bar formed in the shape of a long flat plate is placed on the upper surface of each water retaining plate. Also, since the holding bar is fastened to the tight frame with bolts and nuts together, it is recognized that the heat insulation effect and the effect of suppressing the rise in the atmospheric temperature due to the heat of vaporization of water are exerted, which helps to alleviate the heat island phenomenon. By the action of the plate, it becomes possible to reduce the indoor heat load in the summer.
That is, the water retainer laid on the folded-plate roof contains water in rainy weather, and this water gradually evaporates, and the evaporation latent heat lowers the temperature of the roof surface, thus transmitting the high temperature in the summer to the indoor side. It becomes possible to remarkably reduce the heat addition on the indoor side. Moreover, the water retaining plate can be easily and firmly fixedly installed on the folded plate roof, and the water retaining plate can be constructed at low cost.

Further, according to the roof structure of the second aspect of the present invention, moisture is internally stored on the existing folded plate roof in which the folded plate is fixed with bolts and nuts over the tight frame installed on the beam. While laying a plurality of water retaining plates that can be impregnated and held so as to straddle the top of the folded plate, place a holding bar formed in the shape of a long flat plate on the upper surface of each water retaining plate,
The bolt fixing the folding plate is exposed through the mounting hole formed through the water retaining plate, and the connecting cylinder formed by forming the female screw on the inner peripheral surface is screwed and connected to the bolt, and the mounting bolt is attached to the connecting cylinder. Since the water retaining plate and the holding bar are fastened together with the folding plate by screwing, the water retaining plate can be easily and firmly fixed and installed regardless of whether it is an existing folded plate roof or a new one. At the same time, it becomes possible to reduce the indoor heat load in the summer.

[Brief description of drawings]

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

FIG. 2 is an enlarged cross-sectional view of a main part.

FIG. 3 is an enlarged cross-sectional view of a main part showing another embodiment of the present invention.

[Explanation of symbols]

A: Folded plate roof 1: Beam 2: Folded plate 3: Tight frame 4: Bolt 5: Nut 6: Water retaining plate 7: Bolt through hole 8: Presser bar 10: Presser bar housing groove 11: Connection cylinder 12: Mounting bolt 13: Washer 14: Waterproof packing 15: Sealing material 16: Sink hole

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Yoshio Fukushima             1-31-4 Sugamo, Toshima-ku, Tokyo             Techno Tokyo

Claims (2)

[Claims] 1. A folding plate roof is fixed by sequentially temporarily fixing the folding plates over a tight frame installed on a beam, and a plurality of water retaining plates capable of impregnating and retaining moisture therein are provided on the folding plate roof. It is laid so as to straddle the top of the folded plate, and a holding bar formed in the shape of a long flat plate is placed on the upper surface of each water retaining plate, and the folded plate, the water retaining plate and the retaining bar are attached to the tight frame. A roof structure characterized by being tightened together with bolts and nuts. 2. A plurality of water retaining plates capable of being impregnated with water inside are provided on the existing folded plate roof in which the folded plates are fixed with bolts and nuts over a tight frame installed on a beam. It is laid so as to straddle the top part, and a holding bar formed in the shape of a long flat plate is placed on the upper surface of each water retaining plate, and the bolts that fix the folding plate are formed through the water retaining plate. The water retaining plate and the presser bar are folded into a folding plate by facing through the hole and screwing a connecting cylinder formed by forming an internal thread on the inner peripheral surface of the bolt, and screwing a mounting bolt into the connecting cylinder. A roof structure characterized by being tightened together.