JP2002206317A - Fixing structure of installation object on roof and fixing method therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fixing structure of an installation object on a roof capable of applying waterproofing execution easily and reducing man-hour of execution and transportation cost. SOLUTION: This fixing structure and the fixing method of the installation object on the roof can fix the installation objects 31, 34 on the roof on an upper face side of a roof panel 21 through fixing devices 41, 51 passing through the roof panel 21 made of a concrete material such as ALC. Screw parts 42A, 52A are provided at the tips of the fixing devices 41, 51, fixed pedestals 32, 62 having a shape having a predetermined length are tightened in the screw parts 42A, 52A, and the installation objects 31, 34 on the roof are fixed by a fixed bracket 33 or a folding pedestal 61 capable of rising and falling on the fixed pedestals 32, 62.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an installation on a roof, which is capable of fixing an installation object on a roof panel to an upper surface side of the roof panel through a fixture penetrating a roof panel made of a concrete material such as ALC. The present invention relates to an object fixing structure and an object fixing method.

[0002]

2. Description of the Related Art FIG.
No. 0-64523 is disclosed.

[0003] That is, the solar cell module mounting portion 10 on the roof of the building is mounted on a fixed base 11 made of a hat material on a pair of first and second brackets 12 and 1 having a height difference.
3 is fastened with a bolt and a nut at a predetermined position corresponding to the size of the solar cell module P. The upper end of each of the brackets 12 and 13 has a holding portion 1 having a U-shaped cross section.
The holding parts 14 and 15 are formed by inclining the parts 6 and 17 so that the solar cell panel P can be inserted into the holding parts 14 and 15.

[0004] The fixture 11 having the brackets 12 and 13 into which the solar panel P is inserted is attached to a plurality of anchor bolts 18 protruding from the roof of the building.
They are fixed locally.

[0005]

The plurality of anchor bolts 18 protruding from the above-mentioned roof for fixing the solar cell module mounting portion 10 and being buried are provided with sufficient strength for the buried portion to perform a waterproof treatment sufficiently. There is a problem that it is necessary and it takes a lot of construction man-hours.

In addition, the solar cell module mounting section 10
A plurality of pairs of brackets 12, 1 are mounted on a large fixed base 11.
3 is assembled, so that there is also a problem that the bulky load is reduced during transportation and the transportation cost is increased.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a structure for fixing an object to be installed on a roof, in which a waterproofing process can be easily performed, the number of steps can be reduced, and transportation costs can be reduced.

[0008]

In order to achieve the above object, the invention described in claim 1 is directed to an upper surface of the roof panel through a fixture penetrating the roof panel made of a concrete material such as ALC. A structure for fixing an object on a roof, on which the object on the roof can be fixed, the fixing tool protruding toward the upper surface of the roof panel at a predetermined interval from the lower surface of the roof panel. It is inserted, a waterproof part is provided in the middle of the fixture, a screw part is provided at the tip, a fixed base of a shaped member having a predetermined length is fastened to the screw part, and the fixed base and the installation object on the roof are fixed. Are fixed by a fixing bracket.

In such a case, since the fixed base is fixed via a fixing tool having a waterproof part penetrating the roof panel, if a fixing bracket is mounted on the fixed base, The installation on the roof can be fixed.

According to a second aspect of the present invention, in the fixing structure for an object on a roof according to the first aspect, the waterproof portion is provided with a sealing material in the middle of the fixture and presses the sealing material from above. In this case, the spacer is provided so as to be vertically movable.

In such a case, the periphery of the through hole of the roof panel through which the fixture passes is waterproofed by the pressing of the sealing material of the spacer.

According to a third aspect of the present invention, in the fixing structure for a roof-mounted object according to the first or second aspect, the roof-mounted object is a solar cell module, and the solar cell module is mounted on the fixed base. A pair of fixing brackets having a height difference is provided so that the battery module has a predetermined inclination angle.

[0013] In such a case, since the pair of fixing brackets having a height difference are provided, the solar cell module, which is an object on the roof, can be fixed at a predetermined inclination angle to be irradiated.

According to a fourth aspect of the present invention, there is provided a roof which is capable of fixing an object on a roof to an upper surface side of the roof panel via a fixing tool penetrating the roof panel made of a concrete material such as ALC. In the fixing structure of the upper installation, the fixing device is inserted so as to protrude from the lower surface side of the roof panel to the upper surface side of the roof panel at a predetermined interval, and a waterproof portion is provided between the fixing devices. , A thread is provided at the tip,
A base pedestal of a shape having a predetermined length is fastened to the screw portion, and the base pedestal and the installation object on the roof are fixed by a folding pedestal that can move up and down.

In such a device, the base frame is fixed via a fixing tool having a waterproof portion penetrating the roof panel, and the folding frame is mounted thereon, so that the undulating frame provided on the folding frame is provided. Can be mounted on the roof simply by moving it up and down to a predetermined inclination angle and fastening.

According to a fifth aspect of the present invention, there is provided a roof which is capable of fixing an object on a roof to an upper surface side of the roof panel through a fixing tool penetrating the roof panel made of a concrete material such as ALC. A method of fixing an upper installation object, wherein the fixing tool is inserted so as to protrude from a lower surface side of the roof panel to an upper surface side of the roof panel at a predetermined interval, and a waterproof portion is provided between the fixing tools. , A screw portion is provided at the tip, and a fixed frame of a shape having a predetermined length is fastened to the screw portion at a factory,
The present invention is characterized in that the fixed gantry and the object on the roof are fixed by a fixing bracket at the site.

In such a method, the fixing stand is fastened via a fixture at a factory, and the object on the roof is fixed via a fixing bracket at the site, so that work accuracy is high. In the factory, it is possible to insert a fixture that has a waterproof part and require mounting accuracy and fix the fixed gantry.In the field, a pair of brackets is attached to the fixed gantry, and the object on the roof matches the irradiation direction. , Can be fixed at a predetermined inclination angle.

According to a sixth aspect of the present invention, there is provided an apparatus for fixing a roof-mounted object on a top surface side of the roof panel through a fixture penetrating the roof panel made of a concrete material such as ALC. A method of fixing an installation object, wherein the fixing tool is inserted so as to protrude from a lower surface side of the roof panel to an upper surface side of the roof panel at a predetermined interval, and a waterproof part is provided between the fixing tools. A threaded portion is provided at the tip, and a base frame of a shaped material having a predetermined length is fastened to the threaded portion and a foldable frame that can be moved up and down on the base frame at a factory, and the foldable frame is moved on site. And fixing the object on the roof at a predetermined inclination angle.

In such a device, the fixture including the waterproofing portion on the roof panel, the base frame, and the folding frame can be fastened at the factory, so that the assembling work requiring high accuracy can be performed at the factory with good workability. In the field, the folding stand can be raised and lowered, fastened and fixed at a predetermined inclination angle, and an object on the roof can be mounted thereon, so that the number of work steps on site can be reduced. Thus, the accuracy can be improved and the number of work steps can be reduced.

[0020]

BEST MODE FOR CARRYING OUT THE INVENTION

[0021]

First Embodiment A first embodiment of the present invention will be described with reference to FIGS.

FIG. 1 is a sectional view showing a fixed structure side surface of an object installed on a roof.

In FIG. 1, 21 is a roof panel, 22a is a ceiling, 22 is a roof frame, and
23 is a roof slab, 24 is a hot plate made of foam material, 41
Reference numeral (51) denotes a fixing tool, and a screw 42A (52A) at the tip of the fixing tool 41 (51) protrudes from the roof panel 21 to form a fixing base 32 formed of a shape having a predetermined length. It is made to be fastened.

On the fixed base 32, fixed brackets 33 (33a, 33b) facing each other with a predetermined interval, height difference, and mounting angle are mounted, and the brackets 33a, 33b having the height differences are mounted. On the upper side, a solar cell module 34, which is an example of the on-roof installation object 31,
It is fixed in a direction to receive irradiation efficiently.

That is, as shown by the arrow in FIG. 1, the illuminating light is arranged so as not to be blocked by the adjacent solar cell module 34 even at the winter solstice (9:18 am) where the irradiation angle is the lowest. And fix it.

The outer periphery of the roof panel 21 is
A, and a parapet 28 is attached to the upper side of the outer wall 28A. Therefore, it is safe to prevent the on-roof installation object 31 from dropping during installation work.

Reference numeral 29 denotes a roof panel joint, which structurally connects the adjacent roof panels 21 and 21. A heating material 24 covered with a waterproof sheet 25 is mounted on the upper surface side, and a ceiling is mounted on the lower surface side.
The connection is made at the same level as a.

Further, the fixing base 32 having a U-shaped cross section is configured such that the threaded portions 42A, 52A of the fixing tools 41 (51) protruding from the respective roof panels 21 are inserted into the through holes on the side surfaces thereof to be fastened. .

Here, as the foaming material used for the warming material 24, a styrene foam extruded product which is hard and has high rigidity is often used.

FIG. 2 is a perspective view showing a state where a roof panel is assembled at a factory.

In FIG. 2, the fixing tool 41 (51) including the roof panel 21 and the waterproof sheet 25 covering the upper surface thereof penetrates and protrudes, and has a waterproof portion 44A (55A) in the middle and a screw portion 42A ( 52A), and the screw portion 42
A (52A) is fixed to the fixed base 32. IB is an eyebolt used for lifting the roof panel 21 provided with a parapet 28 around it.

Up to this range, the installation work at the factory before going to the site is performed, so that the strength of the roof panel 21 when the fixed gantry 32 is installed can be adjusted, and the roof panel can be installed in the factory with good workability. The sealing between the waterproof sheet 25 covering the cover 21 and the fixture 41 (51) can be performed with high precision, and the prevention process can be performed reliably.

FIG. 3 is a sectional view taken along the line PP of FIG.

Referring to FIG. 3, the waterproof structure of the roof panel 21 will be described. A hot plate 24 is laminated on the roof slab 23, and the ends of the hot plate 24 are ALC fittings 26c and stiffeners 26.
b, is connected to the roof eaves ALC26, and the end of the rooftop garter 27 covering in an L-shape along the top is connected to the hot plate 2
4 is interviewed. Then, the end of the waterproof sheet 25 laid and adhered so as to cover the hot plate 24 is also joined to the end of the roof garter 27 so as to prevent flooding.

BN is a nut for an eyebolt, which can be lifted by screwing an eyebolt IB therewith. Of course, after the lifting operation is completed, the eyebolts IB are removed and a waterproof lid is provided.

FIG. 4 is a sectional view showing a portion Q in FIG.

In FIG. 4, a fixing tool 41 is such that a flat washer 43 is fitted to a neck portion of a through hole 21 a provided in the roof panel 21, and a fixing bolt 42 is inserted from below the roof panel 21.

Then, the seal member 44 and the flat washer 43 are inserted into the fixing bolt 42 projecting from the upper surface side of the roof panel 21 so as to press the seal member 44 from above, and the intermediate nut 46 is fastened. Therefore, the sealing material 44 is pressed and compressed by receiving the pressure, and exhibits a sealing property with the waterproof sheet 25.

On the flat washer 43, a spacer 45 having a leg protruding from a disk having a donut-shaped central opening is inserted into a fixing bolt 42, and the fixing frame 32 is placed on the spacer 45. Is fixedly fastened with a washer 48 and a fixing nut 47 to attach the fixed base 32.

Therefore, the sealing material 44 forming the waterproof portion 44A is double-fastened by the intermediate nut 46 and the fixing nut 47, so that the sealing material 44 is prevented from being loosened and the sealing performance is prevented from being reduced, and the sealing member 44 is provided for a long time. It can be used.

[Modification of Fixing Tool] FIG. 5 is a sectional view showing a modification of the fixing tool of FIG.

In FIG. 5, the fixture 51 is provided on the upper surface of the roof slab 23 with the flat washer 5 in accordance with the position of the through hole 21c.
3 and a fixing bolt 52 having an equivalent flat washer 53 fitted in the neck is inserted into the through-hole 21 from below the roof slab 23.
c.

Then, a columnar spacer 54 having a vertically threaded portion is inserted into the through hole 21b of the hot plate 24, and a fixing bolt 52 is screwed into the lower threaded portion of the spacer 54. Then, the spacer 54 is pulled toward the roof slab 23 and fixed.

Reference numeral 55A denotes a waterproof portion, and reference numeral 55 denotes a sealing member with a flange. The sealing member 55 is attached to the outer peripheral surface of the spacer 54 by a band clamp 56.

Therefore, when the spacer 54 is pulled toward the roof slab 23 by the fixing bolt 52 and the sealing member 55 with the flange is pressed onto the waterproof sheet 25, the sealing property is improved, and water is prevented from entering the through hole 21b. This can be prevented.

Further, the upper threaded portion of the spacer 54 includes
The screw portion 52A is screwed into the screw portion 52A, and each of the fitting holes 32a of the disc 57, the fixed base 32, and the washer 59
Are fitted in this order and fastened by the fixing nut 58 from above.

Since the disk 57 has an umbrella-shaped peripheral flange with a vertical surface, the disk clamp 57 protects the band clamp 56 from rainwater, dust and the like, and can improve waterproofness and light resistance. Therefore, it can withstand long-term use.

Other configurations and operations are the same as those of the first embodiment, and the description is omitted.

[0049]

Second Embodiment A second embodiment of the present invention will be described with reference to FIG. 6 and FIG.

FIG. 6 and FIG. 7 are explanatory views showing a fixing structure of an object on a roof and a solar cell module mounting portion.

6 and 7, a plurality of roof panels 21 are integrally joined at a joint 29, and
The roof slab 23 is fastened on the top, and a plurality of base mounts 62 are
Has been concluded.

Then, the mounting frame 63, the undulating frame 64,
The folding gantry 61 composed of the support plate 65 is bridged and fastened.

At both ends of the mounting frame 63, hinge holes are opened at intervals according to the size of the solar cell module 34, which is an example of the object 31 on the roof, and an undulating frame 64 is inserted into one of the hinge holes. And the support plate 6 in the other hinge hole.
5 and pivotable hinges 63a, 6
3b.

An opening 64p is provided at an end of the undulating frame 64 opposite to the hinge 62a, and an opening 65q is provided at an end of the support plate 65 opposite to the hinge 63b. The fixing bolt / nut BT is fastened at a position where the two openings 64p and 65q overlap and have a predetermined inclination angle. Made possible,
A solar cell module mounting portion 60 is formed.

Next, the solar cell module mounting section 60
The operation of the folding gantry 61, which is the main configuration of, will be described.

That is, when transporting the roof panel 21 from a factory or the like to the site, the bolts / nuts BT are removed from the fastening portion between the support plate 65 and the undulating frame 64.
Alternatively, the undulating frame 64 is loosened so as to slide in the long hole 64p provided in the undulating frame 64, and the undulating frame 64 is folded from one of the hinges 63a onto the base gantry 62 so as to be lowered. At the same time, the support plate 65 is folded from the other hinge 63b onto the mounting frame 63 to be in a prone state.

In the construction work on site, the undulating frame 64 is rotated in the direction of arrow R to a predetermined tilt angle position. Further, the support plate 65 is rotated in the direction of the arrow r with the knob 64a to open the opening 65q,
Bolts and nuts BT
Is inserted into the openings 64p and 65q and fastened.

Then, the solar cell module 34 is successively cross-linked between the adjacent undulating frames 64 of the plurality of folding frames 61, which are similarly activated and fastened.
It is mounted at a predetermined inclination angle that can receive irradiation.

[0059]

According to the first aspect of the present invention, the fixed base is fixed via the fixing tool having the waterproof part penetrating the roof panel. In addition, the object on the roof can be fixed.

Therefore, regardless of the beam position of the unit, the supporting interval of the fixing bracket can be reduced, the cross section of the member can be reduced, and the cost can be reduced.

According to the second aspect of the invention, the periphery of the through hole of the roof panel through which the fixture passes is closed by the pressing of the sealing material of the spacer to be waterproofed.

Therefore, it is possible to open a through hole in the roof panel and directly insert the fixing tool, so that the waterproofing work becomes easy and the cost can be reduced.

According to the third aspect of the present invention, since the pair of fixing brackets having a difference in height are provided, the solar cell module, which is an object on the roof, can be fixed at a predetermined inclination angle to be irradiated.

Therefore, regardless of the direction of the roof panel, the solar cell module can be fixed in the irradiation direction,
The power generation efficiency can be improved.

According to the fourth aspect of the present invention, the base gantry is fixed via the fixture having the waterproof portion penetrating the roof panel, and the folding gantry is mounted thereon, so that the undulating frame provided on the folding gantry is provided. Can be mounted on the roof simply by raising and lowering to a predetermined inclination angle and fastening.
Therefore, the number of construction steps on site can be reduced.

According to a fifth aspect of the present invention, a method is employed in which a fixed gantry is fastened via a fixture at a factory and an object mounted on a roof is fixed at a site via a fixed bracket. Thus, it is possible to insert the fixture having the waterproof portion and requiring the attachment accuracy and to fix the fixed base. In the field, a pair of brackets is mounted on a fixed base, and the object on the roof can be fixed at a predetermined inclination angle suitable for the irradiation direction.

Accordingly, the waterproof part provided on the fixture requiring a large number of construction steps can be inserted with good workability in the factory, and the number of construction steps on site can be reduced.

According to the sixth aspect of the present invention, since a fixture, a base mount, and a folding mount having a waterproof portion on a roof panel can be fastened in a factory, an assembling operation requiring high accuracy can be performed in a factory with good workability. At the site, the folding stand can be raised and lowered, fastened and fixed at a predetermined inclination angle, and a roof installation object can be mounted thereon, so that the number of construction steps on site can be reduced. Therefore, the accuracy is improved and the waterproofness is improved, and the number of construction steps can be reduced.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing a side surface of a structure for fixing an object installed on a roof according to Embodiment 1 of the present invention.

FIG. 2 is a perspective view showing a state where the roof panel according to Embodiment 1 is assembled in a factory.

FIG. 3 is a sectional view taken along the line PP of FIG. 2;

FIG. 4 is a sectional view showing a Q part in FIG. 2;

FIG. 5 is a cross-sectional view showing a modification of the fixture according to the first embodiment.

FIG. 6 is a cross-sectional view showing a side surface of a structure for fixing an object installed on a roof according to Embodiment 2 of the present invention.

FIG. 7 is a perspective view of a folding stand according to the second embodiment.

FIG. 8 is a perspective view showing an embodiment according to the conventional technique.

[Explanation of symbols]

 21: Roof panel 31, 34: Roof installation 32, 62: Fixed frame 33: Fixed bracket 41, 51: Fixture 42A, 52A: Screw portion 61: Folding frame

Claims (6)

[Claims] 1. A structure for fixing an object mounted on a roof, wherein the object mounted on a roof can be fixed on an upper surface side of the roof panel via a fixing tool penetrating a roof panel made of a concrete material such as ALC. The fixing device is inserted so as to protrude toward the upper surface of the roof panel at a predetermined interval from the lower surface of the roof panel,
A waterproof part is provided in the middle of the fixture, and a screw part is provided at the tip, a fixed base of a shaped material having a predetermined length is fastened to the screw part, and the fixed base and the object on the roof are fixed by a fixed bracket. A fixed structure of the object installed on the roof, which is fixed. 2. The waterproofing section according to claim 1, wherein a sealing material is provided in the middle of the fixture, and a spacer is provided to be vertically movable so as to press the sealing material from above.
The fixing structure of the object installed on the roof described in the above. 3. The roof mounted object is a solar cell module, and a pair of fixing brackets having a height difference are provided on the fixed base so that the solar cell module has a predetermined inclination angle. 3. The method according to claim 1, wherein
The fixing structure of the object installed on the roof described in the above. 4. A fixing structure for an object on a roof, wherein the object on the roof can be fixed on an upper surface side of the roof panel via a fixing tool penetrating the roof panel made of a concrete material such as ALC. The fixing device is inserted so as to protrude toward the upper surface of the roof panel at a predetermined interval from the lower surface of the roof panel,
A waterproof part is provided in the middle of the fixture, and a screw part is provided at the tip, a base pedestal of a shaped member having a predetermined length is fastened to the screw part, and the base pedestal and the object on the roof can move up and down. The fixed structure of the installation object on the roof characterized by being fixed with a simple folding stand. 5. A method for fixing an object on a roof, wherein the object on a roof can be fixed on an upper surface side of the roof panel through a fixture penetrating a roof panel made of a concrete material such as ALC. The fixing device is inserted so as to protrude toward the upper surface of the roof panel at a predetermined interval from the lower surface side of the roof panel, and a waterproof portion is provided in the middle of the fixing device, and a screw portion is provided at a tip, A method for fixing a roof-mounted object, comprising: fastening a fixed frame of a shape having a predetermined length to the screw portion at a factory; and fixing the fixed frame and the roof-mounted object by a fixing bracket on site. . 6. A method for fixing an object on a roof, wherein the object on a roof can be fixed on an upper surface side of the roof panel through a fixture penetrating a roof panel made of a concrete material such as ALC. The fixing device is inserted so as to protrude toward the upper surface of the roof panel at a predetermined interval from the lower surface side of the roof panel, and a waterproof portion is provided in the middle of the fixing device, and a screw portion is provided at a tip, A base frame of a shaped material having a predetermined length on the screw portion, and a folding frame that can be raised and lowered on the base frame are fastened at a factory,
A method for fixing an object on a roof, wherein the folding stand is moved up and down on site to fix the object on a roof at a predetermined inclination angle.