JP2014136900A - Mounting structure of solar panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting structure of a solar panel which can easily and surely install a solar panel to a bolt of a fixture projecting from a top part of a folded-plate roof to the outside through a mounting bracket.SOLUTION: A mounting structure for mounting a solar panel 1 to a top part 2b of a folded-plate roof 2 includes: a mounting bracket 10 which has a placing piece part 11 placed on the top part 2b of the folded-plate roof 2 and a mounting piece part 13 for fixing a solar panel, and is formed with an opening part 11a in the placing piece part 11 for exposing a bolt 4 and a nut 5 screwed with the bolt 4; a mounting fitting 20 which is placed on the placing piece part 11 and is formed with a mounting hole 22 through which the bolt 4 exposed from the opening part 11a of the placing piece part 11 penetrates; and a nut 30 which is screwed with the bolt 4 penetrating the mounting hole 22 of the mounting fitting 20 to press and fix the mounting bracket 10 to the top part 2b of the folded-plate roof 2. The solar panel 1 is fixed to the mounting bracket 10, fixed to the top part 2b of the folded-plate roof 2, through fastening members 6, 7, 9.

Description

  The present invention relates to a solar panel mounting structure in which a solar panel such as a solar power generation module or a solar water heater is fixed to the top of an existing folded folding roof through a mounting bracket.

  As this type of solar panel mounting structure, for example, one described in Patent Document 1 is known.

  The thing of this patent document 1 fixes the photovoltaic power generation module as a solar panel to the top part of this folded-plate roof of the carport which has the laminated folding-plate roof rolled up with folded plates, and folded-plate roof A fixing bolt is fixed to the top of a tight frame (fixing bracket) that is bent in a substantially trapezoidal wave shape according to the cross-sectional shape of the folded plate, and this fixing bolt is formed in a small hole formed on the top of the folded plate roof. In addition to being inserted, the vertical member as a frame was fastened together with the folded plate of the folded plate roof, and the photovoltaic power generation module was fastened and fixed to the vertical plate via a support frame, bolts and nuts.

JP 2002-30774 A (FIGS. 2 to 4)

  However, in the conventional solar panel mounting structure, when installing a photovoltaic power generation module retrofitted to an existing carport having a folded folding roof as a roof, a tight projecting outward from the top of the folded roof After inserting a small-diameter through-hole formed in the bottom side of the rectangular cylindrical vertical member, which is a pedestal, into the tip of the fixing bolt of the frame, it is located in the back of the rectangular cylindrical vertical member Since the fixing nut must be screwed onto the tip of the fixing bolt, the work of fixing the vertical member to the tip of the existing fixing bolt protruding outward from the top of the folded plate roof becomes complicated, and the installation work of the solar panel The nature was bad.

  Therefore, the present invention has been made to solve the above-described problems, and can easily and reliably attach the mounting bracket to the bolt of the fixing bracket protruding outward from the top of the existing folded folding roof, An object of the present invention is to provide a solar panel mounting structure capable of installing a solar panel on the top of an existing folded folding roof in a short time and efficiently.

  The invention according to claim 1 is a solar panel mounting structure in which a solar panel is fixed to a bolt of a fixing bracket protruding outward from a top portion of a stacked folding plate roof through a mounting bracket. A mounting piece for mounting to the solar panel and a mounting piece for fixing the solar panel, and the bolt and the bolt are screwed into positions corresponding to the bolts of the fixing bracket of the mounting piece. A mounting bracket formed with an opening that exposes the nut, and a mounting hole that is mounted on the mounting piece portion of the mounting bracket and that is exposed from the opening of the mounting piece portion and protrudes outward. A mounting bracket that is formed and a nut that is screwed to the bolt that has passed through the mounting hole of the mounting bracket to fasten and fix the mounting bracket against the top of the folded plate roof, Wherein said that so as to fastened via a fastening member solar panel to the mounting piece portion of said mounting bracket which is fastened to.

  The invention of claim 2 is the solar panel mounting structure according to claim 1, wherein the mounting bracket is a pair of upright portions and horizontal portions formed in an L shape from both ends of the mounting piece portion. A mounting protrusion for forming a reinforcing protrusion on the standing part; and a mounting hole through which a shaft of a bolt as the fastening member is inserted in the horizontal part. It is characterized in that the head portion of the bolt having the shaft portion inserted through the mounting hole of the horizontal portion can be held freely between the two portions.

  A third aspect of the invention is the solar panel mounting structure according to the second aspect, wherein a projecting portion for positioning the mounting bracket is formed at a corner portion between the mounting piece portion and the upright portion of each of the mounting piece portions. It is characterized by that.

  The invention of claim 4 is the solar panel mounting structure according to claim 1, wherein the mounting bracket includes a flat piece portion in which the mounting hole is formed, and a pair of hung from both ends of the flat piece portion. It has a leg piece part, The protrusion part for reinforcement was formed in the corner | angular part of the said flat piece part and each said leg piece part, It is characterized by the above-mentioned.

  As described above, according to the first aspect of the present invention, the mounting piece portion mounted on the top of the folded plate roof and the mounting piece portion for fixing the solar panel are provided. A mounting bracket in which an opening for exposing the bolt and a nut screwed to the bolt is formed at a position corresponding to the bolt, and an opening of the mounting piece that is mounted on the mounting piece of the mounting bracket Fastening and fixing to fix the mounting bracket to the top of the folded-plate roof by screwing into the mounting bracket that has a mounting hole that penetrates the bolt that is exposed from and protrudes outward, and the bolt that penetrates the mounting hole of the mounting bracket The solar panel is fastened and fixed to the mounting piece of the mounting bracket that is fastened and fixed to the top of the folded-plate roof by a fastening member. Projecting bolts and Without removing the screwed nut on belt can be mounted easily and reliably through the existing lap-type folded plate bolt mounting bracket and nut mounting bracket to the fixing bracket projecting outwardly from the top of the roof. Thereby, a solar panel can be installed in the top part of the existing stacked folding roof in a short time and efficiently.

  According to the second aspect of the present invention, the mounting bracket has a pair of mounting piece portions composed of an upright portion and a horizontal portion formed in an L shape from both ends of the mounting piece portion, and the reinforcing portion protrudes from the upright portion. A bolt in which a mounting hole through which a shaft portion of a bolt as a fastening member is inserted is formed in the horizontal portion, and the shaft portion is inserted into the mounting hole of the horizontal portion between the protruding portion and the horizontal portion. This makes it possible to hold the head of the machine freely, so that no separate parts are needed to temporarily hold the bolts, and the number of parts can be reduced accordingly, and the cost can be reduced. The pair of mounting pieces and the solar panel can be easily and reliably fixed with bolts.

  According to the invention of claim 3, by forming the protruding portion for positioning the mounting bracket at the corner portion between the mounting piece portion of the mounting bracket and the standing portion of each mounting piece portion, the mounting piece portion of the mounting bracket The mounting bracket to be mounted can be easily positioned, and the mounting piece portion of the mounting bracket can be easily and reliably pressed by the positioned mounting bracket.

  According to the invention of claim 4, the mounting bracket has a flat piece portion in which a mounting hole is formed, and a pair of leg piece portions suspended from both ends of the flat piece portion, and the flat piece portion and each leg piece. By forming the reinforcing protrusions at the corners of the parts, the strength of the pair of leg pieces can be increased by the reinforcing protrusions, and the mounting bracket mounting piece can be formed by the pair of leg pieces. The part can be pressed down securely.

It is sectional drawing of the principal part which shows the attachment structure of the solar panel of one Embodiment of this invention. It is a disassembled perspective view of the principal part of the mounting structure of the said solar panel. (A) is a top view of the mounting bracket used for the mounting structure of the solar panel, (b) is a front view of the mounting bracket, and (c) is a side view of the mounting bracket. (A) is a plan view of the mounting bracket used in the solar panel mounting structure, (b) is a front view of the mounting bracket, (c) is a side view of the mounting bracket, and (d) is a folded view of the mounting bracket. It is a bottom view of the nut fixed by screwing into the existing volt | bolt which protruded outside from the top part of the plate roof. It is a perspective view of the principal part which shows the state which attached the attachment bracket to the existing volt | bolt which protruded outside from the top part of the folded-plate roof before attaching the said solar panel. It is explanatory drawing which shows the state which installed the solar panel via the attachment bracket in the top part of the said folded-plate roof.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a cross-sectional view of a main part showing a solar panel mounting structure according to an embodiment of the present invention, FIG. 2 is an exploded perspective view of the main part of the mounting structure, and FIG. 3A is a mounting used in the mounting structure. 3B is a front view of the mounting bracket, FIG. 3C is a side view of the mounting bracket, FIG. 4A is a plan view of the mounting bracket used in the mounting structure, and FIG. 4 (b) is a front view of the mounting bracket, FIG. 4 (c) is a side view of the mounting bracket, and FIG. 4 (d) is a diagram showing the mounting bracket screwed onto an existing bolt protruding outward from the top of the folded plate roof. 5 is a bottom view of the nut to be fixed together, FIG. 5 is a perspective view of the main part showing a state where the mounting bracket is attached to an existing bolt protruding outward from the top of the folded plate roof before the solar panel is attached, and FIG. It is explanatory drawing which shows the state which installed the solar panel in the top part of the existing folded-plate roof

  As shown in FIGS. 1, 2, 5, and 6, the solar panel 1 is attached to a tight frame (fixing bracket) 3 that protrudes outward from the top 2 b of the existing folded folding roof 2. A solar panel 1 such as a photovoltaic power generation module or a solar water heater is attached to the bolt 4 by being fixed by a mounting bracket 10, a mounting bracket 20 and a nut 30, and a base 6, a bolt 7 and a nut 9 as fastening members. To do.

  As shown in FIGS. 2 and 5, the folded plate roof 2 is formed by rolling the folded plate 2a, and a circular mounting hole (not shown) into which the bolt 4 of the tight frame 3 is inserted is formed on the top 2b. . Further, a heat insulating material 2 c such as foamed resin is attached to the back surface of the folded plate roof 2. Further, the tight frame 3 is bent in a substantially trapezoidal wave shape in accordance with the cross-sectional shape of the folded plate 2a of the folded plate roof 2, and a bolt 4 is fixed upward on the top. And the folded-plate roof 2 is attached to the steel frame (illustration omitted) as a beam material via the tight frame 3, and the volt | bolt 4 is made to protrude outside from the top part 2b of the folded-plate roof 2. FIG. A dome nut (nut) 5 is screwed to the bolt 4 protruding outward from the top 2b of the folded plate roof 2. By folding the dome nut 5, the folded plate roof 2 and the tight frame 3 are fixed. Further, the folded plate roof 2 is inclined with a gradient of, for example, 1.5 ° in a predetermined direction.

  As shown in FIGS. 1 to 3 (a), 3 (b), 3 (c) and FIG. 5, the mounting bracket 10 is a rectangular frame-shaped placing piece portion 11 placed on the top portion 2 b of the folded plate roof 2. And a pair of mounting pieces 13 and 13 for fixing the solar panel that are bent in an L shape from both longitudinal ends of the mounting piece 11.

  As shown in FIGS. 1 and 2, the bolt 4 protrudes outward from the top 2 b of the folded plate roof 2 of the mounting piece 11 of the mounting bracket 10 and the position corresponding to the dome nut 5 screwed into the bolt 4. Is formed with a rectangular opening hole (opening) 11a that exposes the bolt 4 and the dome nut 5 screwed into the bolt 4. The opening hole 11 a is configured to expose the bolt 4 and the dome nut 5 in order to attach the mounting bracket 10 to the bolt 4 without removing the bolt 4 and the dome nut 5. Further, on both sides of the mounting piece portion 11, mounting extension piece portions 12 that are bent downward along the top portion 2 b of the folded plate roof 2 are integrally formed.

  As shown in FIGS. 2 and 3 (a) to 3 (c), the pair of mounting pieces 13 and 13 of the mounting bracket 10 are formed to be bent in an L shape by an upright portion 13a and a horizontal portion 13b. On the front side of the corner portion (corner portion) between the upright portion 13a of each mounting piece portion 13 and the mounting piece portion 11, a pair of ribs (protruding portions) 14 having an inverted V-shaped cross section for positioning the mounting bracket 20 are provided. 14 is formed. Further, each standing portion 13a is formed with a reinforcing rib (projecting portion) 15 in a triangular semi-pyramidal shape, and a circular portion through which a shaft portion 7b of a bolt 7 as a fastening member is inserted into each horizontal portion 13b. The mounting hole 16 is formed. As shown in FIG. 3B, the head of the bolt 7 in which the shaft portion 7b is inserted into the mounting hole 16 of the horizontal portion 13b between the upper edge portion of the rib 15 of the standing portion 13a and the horizontal portion 13b. 7a can be held freely.

  Further, as shown in FIG. 1 and FIGS. 3A to 3C, a pair of V-shaped cross sections is provided on the back side of the upright portions 13 a of the mounting piece portions 13 and the corner portions (corner portions) of the horizontal portions 13 b. Ribs (protruding portions) 17 and 17 are formed, and a pair of reinforcing portions 18 and 18 projecting in a concave groove shape are formed on the back surface side of the horizontal portion 13b. The pair of reinforcing portions 18 and 18 increase the strength of the horizontal portion 13b. Further, as shown in FIGS. 1 and 3A, the nut 9 is screwed onto the bolt 7 by holding the head portion 7a of the bolt 7 between the pair of reinforcing portions 18, 18 on the back surface side of the horizontal portion 13b. The bolts 7 are prevented from rotating when they are joined. In addition, the reinforcement part 19 which protruded in the shape of a reverse groove at the center of the surface side of each mounting extension piece part 12 is also formed. The reinforcing portion 19 increases the strength of the mounting extension piece 12.

  As shown in FIGS. 2 and 4 (a) to 4 (c), the mounting bracket 20 penetrates the bolt 4 that protrudes outward from the opening hole 11a of the mounting piece 11 of the mounting bracket 10 at the center. A rectangular plate-shaped flat piece portion 21 having a circular attachment hole 22, and bent downward in an L shape from both ends of the flat piece portion 21, and placed on the placement piece portion 11 of the attachment bracket 10. A pair of leg pieces 23 is provided. As shown in FIG. 1, the length (height) of the pair of leg pieces 23 and 23 is set to escape the dome nut 5 screwed to the bolt 4 protruding outward from the top 2b of the folded plate roof 2. In other words, the dimension is set so as not to hit the dome nut 5 and is for pressing down the upright portions 13 a of the pair of mounting pieces 13, 13 of the mounting piece 11 of the mounting bracket 10. A pair of reinforcing ribs (projections) 24 and 24 having a V-shaped cross section are formed on the back side of the corner (corner) between the flat piece 21 and each leg piece 23, respectively. The strength of the pair of leg pieces 23, 23 is increased by the pair of ribs 14, 14 for reinforcement. Further, an annular reinforcing rib (projecting portion) 25 is formed around the mounting hole 22 on the back side of the flat piece portion 21.

  As shown in FIGS. 1 and 5, a serrated flange nut (nut) 30 is screwed into the bolt 4 that passes through the mounting hole 22 of the flat piece portion 21 of the mounting bracket 20. By mounting the flange nut 30, the mounting bracket 10 is pressed and fixed to the top portion 2 b of the stacked folding plate roof 2 via the mounting bracket 20. As shown in FIG. 4D, a plurality of protrusions 31 a for preventing reverse rotation are radially formed on the back surface of the disk-shaped flange portion 31 of the flange nut 30. In addition, the diameter (for example, diameter 16mm) of the flange part 31 of the flange nut 30 is formed smaller than the diameter (for example, diameter 28mm) of the flange part of the dome nut 5. A plurality of protrusions (not shown) for preventing reverse rotation are formed radially on the back surface of the flange portion of the dome nut 5.

  As shown in FIGS. 1 and 5, the mounting bracket 10 is attached to the top 2 b of the folded plate roof 2 at predetermined intervals, and a pair of mounting pieces 13, 13 of each mounting bracket 10. In addition, a C-shaped steel base (fastening member) 6 to which the solar panel 1 is fixed is fastened and fixed via bolts (fastening members) 7, washers 8 a, spring washers 8 b and nuts (fastening members) 9. It has become.

  Next, the construction procedure by the mounting structure of the solar panel 1 of the embodiment will be described.

  When installing the solar panel 1, first, as shown in FIG. 2, the bolt 4 and the bolt 4 fixed to the top of the tight frame 3 protruding outward from the top 2 b of the stacked folding plate roof 2 are screwed together. The opening hole 11a of the mounting piece portion 11 of the mounting bracket 10 is inserted through the dome nut 5 and the mounting piece portion 11 of the mounting bracket 10 and the pair of mounting extension piece portions 12, 12 is placed.

  Next, as shown in FIG. 5, the pair of leg pieces 23, 23 of the mounting bracket 20 are mounted on the mounting piece 11 of the mounting bracket 10, and the mounting holes 22 of the flat piece 21 of the mounting bracket 20 are mounted. Insert bolt 4 into Then, the flange nut 30 is screwed into the bolt 4 protruding upward from the flat piece portion 21 of the mounting bracket 20, and the mounting piece portion 11 of the mounting bracket 10 is attached by the pair of leg piece portions 23, 23 of the mounting bracket 20. The mounting bracket 10 is fastened and fixed to the top 2b of the folded plate roof 2 by pressing.

  From this state, as shown in FIGS. 1 and 6, the mounting holes 16 of the pair of mounting pieces 13, 13 of the plurality of mounting brackets 10 fastened and fixed to the top portion 2 b of the folded plate roof 2 at predetermined intervals, The bolts 7 are passed through the mounting holes 6a of the C-shaped steel frame 6 to which the solar panel 1 is fixed, and the nuts 9 are fastened to the shaft portions 7b of the bolts 7 via the washers 8a and the spring washers 8b. Thus, the solar panel 1 is installed on the top 2b of the folded plate roof 2.

  Thus, it has the mounting piece part 11 mounted in the top part 2b of the folded-plate roof 2, and a pair of attachment piece parts 13 and 13 for solar panel fixation, The bolt 4 and bolt of the mounting piece part 11 A mounting bracket 10 in which an opening 11a that exposes the dome nut 5 screwed to the bolt 4 and the bolt 4 is formed at a position corresponding to the dome nut 5 screwed to the bolt 4, and a mounting piece portion of the mounting bracket 10 11, a mounting bracket 20 that has a mounting hole 22 that penetrates the bolt 4 that is exposed from the opening hole 11 a of the mounting piece 11 and protrudes outward, and a bolt that passes through the mounting hole 22 of the mounting bracket 20. And a pair of mounting brackets 10 that are fastened and fixed to the top portion 2b of the folded plate roof 2 with a flange nut 30 that is fastened and fixed so as to press the mounting bracket 10 against the top portion 2b of the stacked folding plate roof 2 Take Since the solar panel 1 is fastened and fixed to the pieces 13 and 13 via a base 6 as a fastening member, a bolt 7 and a nut 9, the solar panel 1 protrudes outward from the top 2 b of the existing folded folding roof 2. Without removing the bolt 4 and the dome nut 5 screwed to the bolt 4, the mounting bracket 10 is attached to the bolt 4 fixed to the top of the tight frame 3 protruding outward from the top 2 b of the existing folded folding roof 2. It can be easily and reliably attached via the metal fitting 20 and the flange nut 30. Thereby, the solar panel 1 can be installed in the top part 2b of the existing stacked folding roof 2 in a short time and efficiently.

  As shown in FIGS. 2 and 3A to 3C, the mounting bracket 10 includes a pair of upright portions 13a and horizontal portions 13b formed in an L shape from both ends of the placing piece portion 11. The mounting piece portions 13 and 13 are provided, the reinforcing rib 15 is formed in the standing portion 13a, and the mounting hole 16 through which the shaft portion 7b of the bolt 7 as a fastening member is inserted is formed in the horizontal portion 13b. Since the head 7a of the bolt 7 in which the shaft portion 7b is inserted into the mounting hole 16 of the horizontal portion 13b can be held between the horizontal portion 13b and the horizontal portion 13b, the bolt 7 can be temporarily held. Separate parts are not required and the number of parts can be reduced to reduce the cost, and the pair of mounting pieces 13 and 13 of the mounting bracket 10 and the solar panel 1 can be easily and reliably secured by the bolts 7. Can be fixed to.

  Furthermore, a pair of ribs 14, 14 for positioning the pair of leg pieces 23, 23 of the mounting bracket 20 are formed at the corners of the mounting piece 11 of the mounting bracket 10 and the upright part 13 a of each mounting piece 13. Thus, the pair of leg pieces 23, 23 placed on the placement piece 11 of the mounting bracket 10 can be easily positioned, and the mounting bracket 10 can be positioned by the pair of leg pieces 23, 23 thus positioned. It is possible to easily and surely press the upright portions 13a of the pair of mounting piece portions 13 and 13 of the mounting piece portion 11.

  Further, as shown in FIG. 2 and FIGS. 4A to 4C, the mounting bracket 20 includes a flat piece portion 21 in which a mounting hole 22 is formed and a pair of hanging pieces from both ends of the flat piece portion 21. The pair of reinforcing ribs 24 and 24 are formed at the corners of the flat piece portion 21 and the leg piece portions 23, respectively. , 14 can increase the strength of the pair of leg pieces 23, 23, and the pair of leg pieces 23, 23 stand up each of the pair of attachment pieces 13, 13 of the mounting piece 11 of the mounting bracket 10. The part 13a side can be pressed down reliably.

  According to the embodiment, after the mounting bracket 10 is fastened and fixed to the top 2b of the folded plate roof 2 by the mounting bracket 20 and the flange nut 30, the solar panel is attached to the pair of mounting pieces 13 and 13 of the mounting bracket 10. The frame 6 to which the solar panel 1 is fixed is fastened and fixed via bolts 7 and washers 8a, and spring washers 8b and nuts 9. After fastening and fixing with the washer 8b and the nut 9, the mounting bracket 10 may be fastened and fixed to the top portion 2b of the folded plate roof 2 with the mounting bracket 20 and the flange nut 30. Even in this case, the opening hole 11a of the mounting piece portion 11 of the mounting bracket 10 can be easily inserted into the bolt 4 protruding outward from the top portion 2b of the folded plate roof 2 and the dome nut 5 screwed into the bolt 4. The mounting bracket 20 can be fastened and fixed easily and reliably by screwing the flange nut 30 to the bolt 4 from between the mounting piece 11 of the mounting bracket 10 and the mount 6.

1 Solar Panel 2 Stacked Folded Plate Roof 2b Top 3 Tight Frame (Fixing Bracket)
4 bolt 5 dome nut (nut)
6 Base (fastening member)
7 Bolt (fastening member)
7a head 7b shaft 9 nut (fastening member)
10 Mounting bracket 11 Placement piece 11a Opening hole (opening)
13, 13 A pair of attachment piece parts 13a
14 Ribs (protrusions for positioning)
15 Rib (Reinforcement protrusion)
16 Mounting hole 20 Mounting bracket 21 Flat piece 22 Mounting hole 23, 23 A pair of leg pieces 24 Ribs (reinforcing protrusions)
30 Flange nut (nut)

The thing of this patent document 1 fixes the photovoltaic power generation module as a solar panel to the top part of this folded-plate roof of the carport which has the laminated folding-plate roof rolled up with folded plates, and folded-plate roof A fixing bolt is fixed to the top of a tight frame (fixing bracket) that is bent in a substantially trapezoidal wave shape according to the cross-sectional shape of the folded plate, and this fixing bolt is attached to a small hole formed on the top of the folded plate roof. In addition to being inserted, the vertical member as a gantry was fastened together with the folded plate of the folded plate roof, and the photovoltaic power generation module was fastened and fixed to the vertical member via a support frame, bolts and nuts.

The invention according to claim 1 is a solar panel mounting structure in which a solar panel is fixed to a bolt of a fixing bracket protruding outward from a top portion of a stacked folding plate roof through a mounting bracket. A mounting piece for mounting the solar panel and a mounting piece for fixing the solar panel, the bolt and the base end side of the bolt at a position corresponding to the bolt of the fixing bracket of the mounting piece A mounting bracket formed with an opening that exposes the nut screwed to the mounting bracket, and the bolt that is mounted on the mounting piece portion of the mounting bracket and is exposed from the opening of the mounting piece portion and protrudes outward. A mounting bracket formed with a mounting hole to be penetrated, and screwed to the tip end side of the bolt that has penetrated the mounting hole of the mounting bracket, and the mounting bracket is pressed against the top of the folded plate roof via the mounting bracket. So concluded With a constant nut, characterized in that as the fastening fixed via a fastening member solar panel to the mounting piece portion of said mounting bracket which is fastened on top of the folded plate roof.

As described above, according to the first aspect of the present invention, the mounting piece portion mounted on the top of the folded plate roof and the mounting piece portion for fixing the solar panel are provided. A mounting bracket having an opening for exposing the bolt and a nut screwed to the base end side of the bolt at a position corresponding to the bolt, and a mounting piece mounted on the mounting bracket. A mounting bracket formed with a mounting hole that penetrates a bolt that is exposed from the opening of one part and protrudes to the outside, and a mounting bracket that is screwed into the tip end side of the bolt that has passed through the mounting hole of the mounting bracket . The nut is fastened and fixed so as to be pressed against the top of the folded plate roof through the mounting plate, and the solar panel is fastened and fixed to the mounting piece of the mounting bracket fastened and fixed to the top of the folded plate roof through the fastening member. As a result, the existing folded folding plate Without removing the bolts projecting outward from the top of the root and the nuts screwed to the bolts, the mounting brackets are attached to the fixing bracket bolts projecting outward from the top of the existing folded plate roof through the mounting bracket and nut. Can be installed easily and securely. Thereby, a solar panel can be installed in the top part of the existing stacked folding roof in a short time and efficiently.

As shown in FIGS. 2 and 5, the folded plate roof 2 is formed by rolling the folded plate 2a, and a circular mounting hole (not shown) into which the bolt 4 of the tight frame 3 is inserted is formed on the top 2b. . Further, a heat insulating material 2 c such as foamed resin is attached to the back surface of the folded plate roof 2. Further, the tight frame 3 is bent in a substantially trapezoidal wave shape in accordance with the cross-sectional shape of the folded plate 2a of the folded plate roof 2, and a bolt 4 is fixed upward on the top. And the folded-plate roof 2 is attached to the steel frame (illustration omitted) as a beam material via the tight frame 3, and the volt | bolt 4 is made to protrude outside from the top part 2b of the folded-plate roof 2. FIG. A dome nut (nut) 5 is screwed onto the base end side of the bolt 4 protruding outward from the top 2b of the folded plate roof 2. By folding the dome nut 5, the folded plate roof 2 and the tight frame 3 are fixed. Further, the folded plate roof 2 is inclined with a gradient of, for example, 1.5 ° in a predetermined direction.

As shown in FIGS. 1 and 5, a serrated flange nut (nut) 30 is screwed onto the tip end side of the bolt 4 that passes through the mounting hole 22 of the flat piece 21 of the mounting bracket 20. By mounting the flange nut 30, the mounting bracket 10 is pressed and fixed to the top portion 2 b of the stacked folding plate roof 2 via the mounting bracket 20. As shown in FIG. 4D, a plurality of protrusions 31 a for preventing reverse rotation are radially formed on the back surface of the disk-shaped flange portion 31 of the flange nut 30. In addition, the diameter (for example, diameter 16mm) of the flange part 31 of the flange nut 30 is formed smaller than the diameter (for example, diameter 28mm) of the flange part of the dome nut 5. A plurality of protrusions (not shown) for preventing reverse rotation are formed radially on the back surface of the flange portion of the dome nut 5.

Claims (4)

In the solar panel mounting structure in which the solar panel is fixed to the fixing bracket bolt protruding outward from the top of the stacked folding plate roof via the mounting bracket,
It has a mounting piece portion mounted on the top of the folded plate roof and a mounting piece portion for fixing the solar panel, and the bolt and the bolt at a position corresponding to the bolt of the fixing bracket of the mounting piece portion A mounting bracket formed with an opening that exposes the nut screwed into the bolt;
A mounting bracket that is mounted on the mounting piece portion of the mounting bracket and that has an attachment hole that penetrates the bolt that is exposed from the opening of the mounting piece portion and protrudes outward;
A nut for fastening and fixing so as to press the mounting bracket against the top of the folded plate roof by screwing into the bolt penetrating the mounting hole of the mounting bracket;
A solar panel mounting structure characterized in that the solar panel is fastened and fixed to a mounting piece portion of the mounting bracket fastened and fixed to the top of the folded plate roof via a fastening member. The solar panel mounting structure according to claim 1,
The mounting bracket has a pair of mounting pieces formed of an upright portion and a horizontal portion formed in an L shape from both ends of the mounting piece portion, and forms a protruding protrusion for reinforcement on the upright portion, and A mounting hole through which the shaft portion of the bolt as the fastening member is inserted in the horizontal portion, and the shaft portion is inserted into the mounting hole of the horizontal portion between the projecting portion and the horizontal portion. A solar panel mounting structure characterized in that the head can be held freely. The solar panel mounting structure according to claim 2,
A solar panel mounting structure, wherein a protrusion for positioning the mounting bracket is formed at a corner between the mounting piece and the upright portion of each mounting piece. The solar panel mounting structure according to claim 1,
The mounting bracket has a flat piece portion in which the attachment hole is formed, and a pair of leg piece portions suspended from both ends of the flat piece portion, and a corner portion of the flat piece portion and each leg piece portion. A mounting structure for a solar panel, characterized in that a protrusion for reinforcement is formed on the surface.

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