WO2018061649A1 - Dispositif de production d'énergie photovoltaïque - Google Patents

Dispositif de production d'énergie photovoltaïque Download PDF

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Publication number
WO2018061649A1
WO2018061649A1 PCT/JP2017/031911 JP2017031911W WO2018061649A1 WO 2018061649 A1 WO2018061649 A1 WO 2018061649A1 JP 2017031911 W JP2017031911 W JP 2017031911W WO 2018061649 A1 WO2018061649 A1 WO 2018061649A1
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WO
WIPO (PCT)
Prior art keywords
metal fitting
base
frame
solar cell
bracket
Prior art date
Application number
PCT/JP2017/031911
Other languages
English (en)
Japanese (ja)
Inventor
久保　幸一
吉田　朋秀
護 有本
尚史 林
稔 樋口
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to JP2018542047A priority Critical patent/JP6771201B2/ja
Publication of WO2018061649A1 publication Critical patent/WO2018061649A1/fr

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00—Supporting structures for PV modules
    • H02S20/20—Supporting structures directly fixed to an immovable object
    • H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
    • H02S20/23—Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

Definitions

  • This disclosure relates to a photovoltaic power generation apparatus.
  • the solar power generation device is constructed by attaching a plurality of solar cell modules to the roof.
  • Patent Document 1 discloses sunlight provided with a fixture including an eaves-side engagement hook that engages with an eave-side solar cell module and a ridge-side engagement hook that engages with a ridge-side solar cell module.
  • a power generation device is disclosed.
  • Such a fixture is fixed to the roof using screws.
  • the solar cell module can be firmly fixed to the roof while ensuring good workability and maintainability.
  • maintainability it is required that only some of the plurality of solar cell modules constituting the solar power generation device can be easily removed and replaced.
  • a photovoltaic power generation apparatus that is one embodiment of the present disclosure includes a first solar battery panel and a first frame that includes a first outer groove that opens toward the outside of the module and is installed at an end of the panel.
  • the second solar cell module disposed adjacent to the ridge side of the module with a gap between the battery module and the roof, and fixed to the roof and installed at the ridge side end of the first solar cell module
  • the first and second engaging portions can be inserted into the first and second outer grooves, respectively, or the first engaging portion can be disposed in the gap. It has a first metal fitting and a second metal fitting that has the second engaging portion and can be arranged in the gap.
  • a solar power generation device that has good workability and maintainability and can firmly fix the solar cell module to the roof.
  • FIG. 8A It is a disassembled perspective view of the solar power generation device which is an example of embodiment. It is sectional drawing of the solar cell module which is an example of embodiment. It is a top view of the mount metal fitting which is an example of an embodiment. It is AA sectional view taken on the line in FIG. It is a perspective view of the base metal fitting which is an example of an embodiment. It is a transverse direction sectional view showing the state where the base metal fitting was attached to the mount metal fitting. It is a perspective view of the fixture which is an example of an embodiment. It is a longitudinal direction sectional view showing the attachment structure of the photovoltaic power generation apparatus which is an example of the embodiment. It is a figure which expands and shows a part of FIG. 8A.
  • FIG. 10A It is a perspective view of the fixture which is another example of an embodiment. It is longitudinal direction sectional drawing which shows the attachment structure of the solar power generation device which is another example of embodiment. It is a figure which expands and shows a part of FIG. 10A. It is a perspective view of the fixture which is another example of an embodiment. It is longitudinal direction sectional drawing which shows the attachment structure of the solar power generation device which is another example of embodiment. It is a figure which expands and shows a part of Drawing 12A. It is longitudinal direction sectional drawing which shows the attachment structure of the solar power generation device which is another example of embodiment.
  • a photovoltaic power generation apparatus is arranged in a gap between each module and a mounting bracket that supports two solar cell modules, and is inserted into an outer groove of each module frame and fixed to the mounting bracket. And a fixing bracket.
  • the solar power generation apparatus can be constructed by a simple method of mounting two solar cell modules on the mounting bracket and attaching the fixing bracket to the gap between the modules. Further, by removing the fixing bracket, for example, it is possible to easily remove and replace only one module among a plurality of solar cell modules constituting the solar power generation device.
  • Each solar cell module is firmly fixed on a mounting bracket screwed to the roof, and a photovoltaic power generation device having excellent load resistance is constructed.
  • the direction of the mounting brackets along the eaves direction of the roof is referred to as “vertical direction”, and the direction of the mounting brackets along the roof girder direction (direction perpendicular to the eaves direction) is referred to as “lateral (left and right)”.
  • the direction of the mounting bracket along the direction perpendicular to the roof surface on which the mounting bracket is placed (or the surface of the roofing material when the mounting bracket is placed on the roofing material) is defined as the “vertical direction”.
  • the direction of the eaves and the vertical direction of the roof are indicated by an arrow ⁇
  • the girder and horizontal directions are indicated by an arrow ⁇
  • the vertical direction is indicated by an arrow ⁇ .
  • the upper end of the mount bracket or the like means the upper end in the vertical direction.
  • FIG. 1 is an exploded perspective view of a photovoltaic power generation apparatus 10 which is an example of an embodiment.
  • the solar power generation device 10 includes a solar cell module 11 ⁇ / b> A (first solar cell module), a solar cell module 11 ⁇ / b> B (second solar cell module), a mounting bracket 30, and a fixing bracket 50.
  • the solar cell module 11A includes a solar cell panel 12A (first solar cell panel) and an outer groove 24A (see FIG. 8A described later) that is a first outer groove that opens toward the outside of the module.
  • a frame 13A first frame installed in the section.
  • the solar cell module 11B includes a solar cell panel 12B (second solar cell panel) and an outer groove 24B (see FIG.
  • the solar cell module 11B is disposed adjacent to the ridge side of the solar cell module 11A with a gap S (see FIG. 8A) between the solar cell module 11A and the solar cell module 11B.
  • the solar power generation device 10 is constructed by attaching a plurality of solar cell modules 11 (11A, 11B) to a roof 100.
  • the modules arranged on the eave side are the solar cell modules 11A
  • the modules arranged on the building side are the solar cells.
  • the battery module 11B is assumed. In this embodiment, all the solar cell modules 11 shall have the same shape.
  • the mount fitting 30 is fixed to the roof 100 and includes a frame 13A installed at the ridge side end of the solar cell module 11A and a frame 13B installed at the eave side end of the solar cell module 11B. It is a bracket that can be placed.
  • the fixture 50 includes a first engagement portion 52 (see FIG. 8B and the like) inserted into the outer groove 24A of the frame 13A, and a second engagement portion 53 (see FIG. 8B and the like) inserted into the outer groove 24B of the frame 13B. ) And is fixed to the mount metal 30 using the bolt 16.
  • the fixing bracket 50 is configured to be able to insert the first engaging portion 52 and the second engaging portion 53 into the outer grooves 24A and 24B by rotating in the gap S, respectively.
  • the fixing bracket includes a first fitting that has a first engagement portion and can be arranged in the gap S, and a second fitting that has a second engagement portion and can be arranged in the gap S. (Refer to solar power generation devices 10X and 10Y described later).
  • the ground metal 15 is provided on the mount metal 30, and the frames 13A and 13B are installed on the mount metal 30 via the ground metal 15.
  • the solar power generation device 10 includes a base metal fitting 40 to which the bolt 16 is fastened, and the mount metal fitting 30 includes a guide rail portion 34 that supports the base metal fitting 40 so as to be slidable in the eaves-ridge direction.
  • the fixing metal fitting 50 is fixed to the mounting metal fitting 30 via the base metal fitting 40 inserted into the guide rail portion 34.
  • the solar power generation device 10 is attached to a roof 100 on which a roof material 101 is laid.
  • the roof material 101 is, for example, a slate tile. Since the roof material 101 is arranged in the eaves ridge direction while the roof material 101 on the ridge side is overlapped with a part of the roof material 101 on the eave side, a step is formed in a portion where the roof material 101 overlaps. Note that the roof to which the solar power generation device 10 is attached is not limited to the roof 100.
  • the solar power generation device 10 is constructed by fixing the solar cell module 11 on a plurality of mounting brackets 30 arranged on the roof material 101.
  • the mount fitting 30 is mounted on the roof material 101 and the spacer 105, for example, and is screwed to the base plate 102 (see FIG. 8A described later) of the roof 100.
  • the spacer 105 is provided in a stepped portion formed between the roof materials 101 and fills the step so that the mounting bracket 30 can be stably attached.
  • the solar cell module 11 has the solar cell panel 12 and the frame 13 as described above.
  • the solar cell panel 12 is a substantially flat panel in which a plurality of solar cells are sandwiched between two protective members, for example.
  • the frame 13 is formed by, for example, extruding a metal material whose main component is aluminum, and is installed so as to surround the four sides of the solar cell panel 12.
  • a coating film is generally formed on the surface of the frame 13.
  • the solar cell module 11 is fixed to the mount metal fitting 30 using the frame 13 using the base metal fitting 40, the fixing metal fitting 50, and the bolt 16.
  • the plurality of solar cell modules 11 are arranged so that the short side direction of the solar cell module 11 having a substantially rectangular shape in plan view is substantially parallel to the eaves-ridge direction.
  • the solar cell modules 11 adjacent to each other in the girder direction are arranged in a substantially contacted state, and the solar cell modules 11 adjacent to each other in the eave building direction (solar cell modules 11A, 11B) are arranged with a gap S therebetween.
  • the solar cell module 11 is preferably fixed to the mounting bracket 30 at a total of four locations, two at the eaves side end and two at the ridge side end.
  • mount brackets 30 are arranged at positions corresponding to the left and right of the eaves side end of the module and positions corresponding to the left and right of the ridge side end.
  • the frames 13A and 13B of the two solar cell modules are mounted on the mounting bracket 30 disposed at the boundary between the solar cell modules 11A and 11B.
  • the eaves-side end and the ridge-side end of the photovoltaic power generation apparatus 10 may be fixed to the roof 100 using the mount metal fitting 30, the base metal fitting 40, and the fixing metal fitting 50, or are fixed using a dedicated metal fitting. Also good.
  • a plurality of mounting brackets 30 are arranged side by side in the eave building direction and the girder direction.
  • the mounting brackets 30 arranged in the eave building direction are arranged at a certain interval in the eave building direction in accordance with the length of each solar cell module 11 along the eave building direction.
  • Each mounting bracket 30 is fixed to the roof 100 such that the guide rail portion 34 is along the eaves-ridge direction.
  • the frames 13A and 13B are placed on the mount fitting 30 so as to be substantially orthogonal to the guide rail portion 34.
  • FIG. 2 is a cross-sectional view of the end portion of the solar cell module 11.
  • the frame 13 installed at the end of the solar cell panel 12 includes a main body 20 having a hollow prismatic shape, an inner groove 22 that opens toward the inside of the module, and an outer side of the module. And an outer groove 24 opened toward the front. Further, the frame 13 has an inner flange portion 25 projecting inside the module.
  • the main body portion 20, the outer groove 24, and the inner flange portion 25 are located on the back side of the solar cell panel 12, and in particular, the outer groove 24 and the inner flange portion 25 are used for fixing the solar cell module 11 to the mount fitting 30. .
  • the frame 13 has a flange portion 21 erected on the upper surface of the main body portion 20, and an inner groove 22 that is a gap into which the solar cell panel 12 can be inserted is formed between the upper surface of the main body portion 20 and the flange portion 21.
  • the collar portion 21 extends straight from the outside of the main body portion 20 upward, and is bent inward in the middle to have a substantially L-shaped cross section. That is, the flange portion 21 covers the side surface along the vertical direction of the solar cell panel 12 and projects over the light receiving surface of the solar cell panel 12.
  • the length of the portion of the collar portion 21 that projects on the light receiving surface is substantially the same as the width of the main body portion 20, for example.
  • the frame 13 is provided with a bottom plate 23 extending on the opposite side (outside) from the inner flange portion 25, and an outer groove 24 is formed between the lower surface of the main body portion 20 and the bottom plate 23.
  • the bottom plate 23 forms the bottom surface of the frame 13 together with the inner flange portion 25.
  • the mount metal fitting 30 includes a base portion 31 on which the base metal fitting 40 is placed, and a flange portion 32 that protrudes left and right from the lower portion of the base portion 31.
  • the mount metal fitting 30 is a plate-like fixing portion arranged along the roof surface, and has a fixing portion in which a through-hole for passing a screw for fixing the metal fitting to the roof 100 is formed.
  • the through hole is preferably formed at a position separated by 10 mm or more from the end of the fixed portion.
  • the flange part 32 is provided as a fixing
  • the mounting bracket 30 has a shape that is long in the vertical direction along the eaves direction. It is preferable that the ridge side edge 30b of the mount metal fitting 30 is inclined with respect to the eaves ridge direction and the girder direction of the roof 100. Since the guide rail portion 34 preferably extends straight along the eaves ridge direction, the ridge side edge 30b is inclined by forming the cut surface of the ridge side edge 30b obliquely with respect to the vertical direction and the horizontal direction. Is preferable. In this case, drainage properties such as rainwater can be improved without impairing workability. That is, rainwater or the like is not blocked by the mount fitting 30 and flows along the inclined ridge side edge 30b.
  • the eaves side edge 30a of the mount metal fitting 30 is inclined at substantially the same angle as the ridge side edge 30b with respect to the eaves ridge direction and the girder direction of the roof 100. That is, it is preferable that the eaves side edge 30a is formed substantially parallel to the ridge side edge 30b.
  • the mount fitting 30 is manufactured by cutting a long member, so that each end portion is cut at the same angle in the same direction. By doing so, waste of materials can be eliminated.
  • a mark such as a V-groove or engraving used for inking in the direction of the eaves may be formed on the mount fitting 30. For example, the mark is formed at the center of the upper surface of the upper wall portion 31a in the vicinity of the eaves side edge portion 30a.
  • the ridge side edge 30b of the mounting bracket 30 is preferably inclined at an angle ⁇ of about 3 ° to 15 ° with respect to the girder direction of the roof 100. If angle (theta) is in the said range, it will become easy to make favorable workability and drainage compatible.
  • the eaves side edge 30a is also preferably inclined at an angle ⁇ of about 3 ° to 15 ° with respect to the girder direction.
  • the mount fitting 30 has, for example, a substantially parallelogram shape in plan view with substantially equal diagonal sizes.
  • the base portion 31 has an upper wall portion 31 a on which the base metal fitting 40 is placed, and a side wall portion 31 b that extends downward from both lateral ends of the upper wall portion 31 a and connects the upper wall portion 31 a and the flange portion 32.
  • the side wall portions 31b are formed substantially perpendicular to the upper wall portion 31a.
  • a concave portion 31c is formed in the central portion in the horizontal direction of the upper wall portion 31a.
  • a flange 33 is formed on the base 31, a flange 33 is formed.
  • the mounting bracket 30 is provided with a pair of eaves portions 33 erected at both lateral ends of the upper wall portion 31a.
  • the flange portion 33 extends straight upward from both lateral end portions of the upper wall portion 31a, and is bent inward in the middle to have a substantially L-shaped cross section.
  • the upper wall portion 31a and the flange portion 33 form a guide rail portion 34 that supports the base metal fitting 40 so as to be slidable in the vertical direction.
  • the upper wall portion 31a of the base portion 31 is formed at a position higher than the flange portion 32 that contacts the roof surface in a portion other than the concave portion 31c. For this reason, a space is provided between the roof surface below the upper wall portion 31a.
  • the mount fitting 30 preferably has a drainage groove 37 formed with a space between the roof surface and the entire length in the longitudinal direction along the eaves-ridge direction.
  • a drainage groove 37 is formed in the mounting bracket 30 on the left and right sides of the recess 31c.
  • the flange portion 32 projects outward from the lower portion of the base portion 31 and is formed over the entire length of the mounting bracket 30 in the vertical direction. It is preferable that the flange portion 32 also extends inside the base portion 31, that is, below the upper wall portion 31a. The lateral length of the portion extending inside the base portion 31 may be shorter than the lateral length of the flange portion 33.
  • Each side wall part 31b of the base part 31 is formed substantially perpendicular to the flange part 32, for example.
  • a plurality of through holes 35 through which screws 107 (see FIG. 8A described later) are passed are formed in each flange portion 32 side by side in the eaves-ridge direction.
  • the through hole 35 is preferably formed at a position separated from the end of the flange portion 32 by 10 mm or more.
  • the through hole 35 is, for example, 10 mm or more away from the outer end 32a that is the outer end along the longitudinal direction of the flange portion 32 and the longitudinal ends of the flange portion 32 (eave side edge portion 30a and ridge side edge portion 30b). Formed at different positions.
  • the through hole 35 is preferably formed at a position that is 10 mm or more away from the inner end 32 b that is the inner end along the longitudinal direction of the flange portion 32 and that contacts the drainage groove 37.
  • the through-hole 35 is formed at a substantially equidistant position from the outer end 32a and the inner end 32b, for example.
  • the mounting bracket 30 may be formed with a binding band hole 36 through which a binding band (not shown) for fixing the wiring drawn from each solar cell module 11 is passed.
  • a binding band (not shown) for fixing the wiring drawn from each solar cell module 11 is passed.
  • a total of four binding band holes 36 are formed, two at each longitudinal end of the upper wall portion 31a.
  • the wiring extending in the girder direction of the roof 100 is fixed to the eaves side end portion or the ridge side end portion of the mount fitting 30 by using a binding band passed through the binding band hole 36.
  • the mounting bracket 30 may be provided with an alignment mark 38 used during construction.
  • a linear alignment mark 38 extending in the lateral direction from the outer end 32 a is formed on the upper surface of each flange portion 32.
  • the alignment marks 38 formed on the left and right flange portions 32 are formed on the same straight line side by side in the horizontal direction.
  • the mount fitting 30 is disposed on the roof 100 so that the alignment mark 38 coincides with the eaves side edge of the roof material 101, for example.
  • FIG. 5 is a perspective view of the base metal fitting 40
  • FIG. 6 is a lateral cross-sectional view showing a state in which the base metal fitting 40 is attached to the mount metal fitting 30.
  • the base metal fitting 40 includes a base portion 41 to which the bolt 16 for fixing the fixing metal fitting 50 is fastened, and an extension portion 42 to be inserted into the guide rail portion 34 of the mount metal fitting 30.
  • the base portion 41 has a width that can be disposed between the flange portions 33 of the mount fitting 30 and is formed long in the vertical direction along the eaves-ridge direction.
  • the extension part 42 projects from the left and right sides of the base part 41.
  • the base metal fitting 40 engages with the mount metal fitting 30, and the base metal fitting 40 cannot be removed upward.
  • the extension part 42 is bent slightly upward at the base, and the upper surface thereof is positioned slightly above the upper surface of the base part 41.
  • the upper surface of the extending portion 42 is substantially flat.
  • the base metal fitting 40 can be slid along the guide rail portion 34 until the bolt 16 is fastened.
  • the base metal fitting 40 may have an engaging portion 43 and a ridge-side standing wall portion 44.
  • the frames 13A and 13B have the inner flange portions 25A and 25B projecting inside the solar cell modules 11A and 11B on the back side of the solar cell modules 11A and 11B, respectively.
  • the engaging portion 43 protrudes upward from the upper end of the mounting bracket 30 and engages with the inner flange portion 25A (first inner flange portion) of the frame 13A.
  • the ridge-side standing wall 44 protrudes upward from the upper end of the mount fitting 30 and is disposed opposite to the tip of the inner flange 25B (second inner flange) of the frame 13B.
  • the engaging portion 43 is formed in a substantially L-shaped cross section at the eaves side end portion (vertical one end portion) of the base portion 41 with a gap into which the inner flange portion 25A can be inserted between the engaging portion 43 and the base portion 41.
  • the ridge-side standing wall portion 44 is formed at a position that does not hinder the installation of the frame 13B and faces the tip of the inner flange portion 25B.
  • the ridge-side standing wall portion 44 is formed, for example, by bending upward a part of a metal plate constituting the base portion 41 between the ridge-side end portion (vertical other end portion) of the base portion 41 and the vertical central portion. Therefore, an opening 48 is formed on the eaves side of the ridge-side standing wall 44 so that the bending can be performed.
  • the base metal fitting 40 is preferably formed with a bolt fastening portion 46 to which the bolt 16 is screwed and a temporary fastening bolt fastening portion 47 to which the temporary fastening bolt 17 (see FIG. 8A described later) is screwed.
  • the bolt fastening portion 46 is formed between the engaging portion 43 of the base portion 41 and the ridge-side standing wall portion 44 and in a portion overlapping with the concave portion 31c of the mount fitting 30 in the vertical direction.
  • the temporary fixing bolt fastening portion 47 is formed on the ridge side portion of the base portion 41 relative to the ridge side standing wall portion 44.
  • Each bolt fastening portion is formed by, for example, burring and screwing a metal plate constituting the base portion 41.
  • FIG. 7 is a perspective view of the fixture 50.
  • the fixing bracket 50 includes a base portion 51 in which a through hole 55 through which the bolt 16 is passed, a first engagement portion 52 extending from the base portion 51 to the eaves side, and a ridge side from the base portion 51. And a second engaging portion 53 extending in the direction.
  • the first engaging part 52 is a part inserted into the outer groove 24A of the frame 13A
  • the second engaging part 53 is a part inserted into the outer groove 24B of the frame 13B.
  • the fixing metal fitting 50 is a metal fitting in which the first engaging portion 52 and the second engaging portion 53 are connected by the base portion 51 and the respective engaging portions are integrated.
  • the fixing bracket 50 is a bracket having a substantially parallelogram shape in plan view and elongated in the direction in which the base portion 51 and each engaging portion are arranged.
  • the plan view shape of the fixture 50 is not particularly limited, but is preferably a parallelogram shape excluding a rectangle.
  • the eaves side edge 50a and the ridge side edge 50b of the fixture 50 that is, the eaves side edge of the first engagement part 52 and the ridge side edge of the second engagement part 53 are substantially parallel to each other. Forms a short side of the quadrilateral.
  • Two corners that are obtuse angles of the parallelogram are formed at an angle of 120 °, for example. Two corners that are acute angles may be chamfered.
  • the planar view shape of the fixture 50 may be another parallel polygonal shape such as a parallel hexagon.
  • the length of the fixing bracket 50 (long side length) is, for example, equal to or greater than the width of the gap S and from the innermost portion of the outer groove 24A of the frame 13A to the frame. It is below the length to the innermost part of the outer groove 24B of 13B.
  • the fixing bracket 50 may have a length such that the eaves side edge portion 50a and the ridge side edge portion 50b forming the short sides of the parallelogram are in contact with the innermost portions of the outer grooves 24A and 24B.
  • the width of the fixing bracket 50 (the length of the short side) is such that when the fixing bracket 50 is rotated so that the long side faces in the lateral direction, each engaging portion is completely removed from the outer grooves 24A and 24B. It is preferably less than the width of the gap S.
  • the thickness of the fixture 50 may be any thickness that can be inserted into the outer grooves 24A and 24B.
  • the fixing bracket 50 is bent slightly upward at the boundary between the base 51 and the first engagement portion 52, and the lower surface of the first engagement portion 52 is positioned slightly above the lower surface of the base 51. As illustrated in FIG. 8 described later, the tip of the bottom plate 23 ⁇ / b> A of the frame 13 ⁇ / b> A is slightly lifted from the mount metal 30 due to the inclination of the roof surface. For this reason, by attaching a step at the boundary between the base 51 and the first engagement portion 52, the fixing bracket 50 can be easily attached to the frames 13A and 13B.
  • the fixing bracket 50 is slightly curved or bent so that the first engaging portion 52 and the second engaging portion 53 are gently lowered toward the tip (eave side edge portion 50a and ridge side edge portion 50b). Good. In the example shown in FIG. 7, there is no step at the boundary between the base 51 and the second engagement portion 53, but a step may be formed at the boundary.
  • the base 51 is a part to which the bolt 16 is attached, and has a substantially circular through hole 55.
  • the through-hole 55 is formed, for example, centering on an intersection of diagonal lines of the fixing bracket 50 having a substantially parallelogram shape in plan view.
  • Two instrument insertion holes 56 may be formed in the base 51. Each instrument insertion hole 56 is smaller than the through hole 55 and is formed with the through hole 55 interposed therebetween.
  • the through-hole 55 and each instrument insertion hole 56 are located on substantially the same straight line, for example.
  • the fixture 50 can rotate within the gap S. For example, a bifurcated instrument (not shown) is inserted into the instrument insertion hole 56 during the rotation operation, and the fixture 50 is rotated around the bolt 16. be able to.
  • the first engaging part 52 extends from the eaves side end of the base 51 to the eaves side, and the second engaging part 53 extends from the ridge side end of the base 51 to the ridge side.
  • Each engaging portion preferably has a protrusion 54 protruding downward.
  • the protrusions 54 are formed at both lateral ends of each engaging portion.
  • the protrusion 54 is formed, for example, by pressing a metal plate constituting each engaging portion from the upper surface side.
  • FIGS. 8A and 8B are longitudinal sectional views showing the mounting structure of the solar power generation device 10, and the ridge side end portion of the solar cell module 11 ⁇ / b> A and the mounting bracket 30, the base bracket 40, and the fixing bracket 50 are used.
  • the structure which fixes the eaves side edge part of the solar cell module 11B to the roof 100 is shown.
  • the frame 13A installed on the ridge side end of the solar cell module 11A and the eaves side end of the solar cell module 11B are mounted on the mount metal 30 via the ground metal fitting 15. And a frame 13B installed on the vehicle.
  • the fixing bracket 50 in which the first engagement portion 52 is inserted into the outer groove 24A of the frame 13A and the second engagement portion 53 is inserted into the outer groove 24B of the frame 13B the bolt 16 is attached to the base bracket 40. It is fastened using.
  • a bolt with a wrench hole into which a hexagon wrench can be inserted into the head is used as the bolt 16.
  • the mounting bracket 30 is fixed to the base plate 102 of the roof 100 by screws 107 attached to the flange portion 32 which is a plate-like fixing portion.
  • the mount metal fitting 30 is arranged so that the alignment mark 38 and the eaves side edge of the roof material 101 coincide with each other, and the ridge side portion of the mount metal fitting 30 is placed on the roof material 101.
  • Some screws 107 are passed through the through holes 35 of the flange portion 32 and the through holes 106 of the spacer 105, penetrate the roof material 101, and are fixed to the field board 102.
  • As the screw 107 for example, a wood screw with packing is used.
  • a rubber sheet 103 (for example, a butyl rubber sheet) is provided between the mount fitting 30 and the roof material 101 and the spacer 105.
  • the solar cell modules 11A and 11B are fixed on the mounting bracket 30 so that the solar cell panels 12A and 12B are substantially parallel to the base plate 102 of the roof 100. Since the roof surface, which is the surface of the roof material 101, is not parallel to the field plate 102, the upper end (the upper surface of the flange portion 33) on which the frames 13A and 13B are mounted is not parallel to the field plate 102. For this reason, the tip of the bottom plate 23A of the frame 13A is slightly lifted from above the mount fitting 30, and the height of the outer grooves 24A, 24B from the upper end of the mount fitting 30 is slightly higher in the outer groove 24A. For this reason, the above-described step is formed at the boundary between the base 51 of the fixing bracket 50 and the first engagement portion 52. Also, the height of the flange portions 21A and 21B is slightly higher in the flange portion 21A.
  • the base metal fitting 40 is inserted into the guide rail portion 34 (see FIG. 4 etc.) of the mount metal fitting 30.
  • the guide rail portion 34 is formed over the entire length in the vertical direction along the eaves-ridge direction of the mount fitting 30.
  • the base metal fitting 40 can be slid in the direction of the eaves until the bolts 16 are fastened by placing the frames 13A and 13B on the mount metal fitting 30 so as not to protrude from the mount metal fitting 30.
  • the frames 13A and 13B are placed on a portion of the mount metal fitting 30 to which the base metal fitting 40 is attached.
  • the base metal fitting 40 is slidable as described above, the degree of freedom of arrangement of the frames 13A and 13B is high and workability is improved. Excellent.
  • the base metal fitting 40 can be temporarily fixed using the temporary fixing bolt 17 so as not to move in the eaves ridge direction when arranging the frames 13A and 13B.
  • the temporary fixing bolt 17 is screwed into a temporary fixing bolt fastening portion 47 formed on the base portion 41 of the base metal fitting 40, and the tip end of the shaft portion is pressed against the upper wall portion 31 a of the mounting metal fitting 30.
  • the base metal fitting 40 is temporarily fixed at the position. The position of the base metal fitting 40 can be easily adjusted by loosening the temporary fixing bolt 17.
  • the frame 13A is placed on the flange portion 33 of the mount metal fitting 30 via the ground metal fitting 15, and is disposed on the eaves side from the position corresponding to the bolt fastening portion 46 of the base metal fitting 40.
  • the ground metal fitting 15 has a projection protruding upward, and a through hole through which the bolt 16 and a spacer 90 described later are passed.
  • the protrusion of the ground metal 15 can break through the coating film formed on the surface of the frame 13A and bite into the bottom surface of the frame 13A, thereby grounding.
  • the protrusion of the ground metal fitting 15 bites into the bottom surface of the frame 13B.
  • the engaging portion 43 of the base metal fitting 40 is erected on the eaves side of the frame 13A, and the engaging portion 43 protrudes and engages on the inner flange portion 25A of the frame 13A.
  • the inner flange portion 25 ⁇ / b> A is inserted between the base portion 41 and the engaging portion 43 of the base metal fitting 40.
  • the inner collar portion 25A is pressed from above by the engaging portion 43 when, for example, a negative pressure is applied to the solar cell module 11A.
  • the frame 13 ⁇ / b> B is placed on the flange 33 of the mount metal 30 via the ground metal 15, and is disposed on the ridge side from the position corresponding to the bolt fastening part 46 of the base metal 40. That is, the frame 13B is disposed with a gap S through which the bolt 16 is passed between the frame 13B and the frame 13A.
  • the ridge-side standing wall portion 44 is provided at a position facing the tip of the inner flange portion 25B, the solar cell module 11B is prevented from moving toward the ridge side.
  • the fixture 50 is attached across the frames 13A and 13B by inserting the first engaging portion 52 into the outer groove 24A of the frame 13A and the second engaging portion 53 into the outer groove 24B of the frame 13B. ing.
  • the bolt 16 for fixing the fixing bracket 50 is passed through the through hole 55 of the base 51 and screwed into the bolt fastening portion 46 of the base bracket 40.
  • the protrusions 54 see FIG. 7 of the respective engaging portions inserted into the outer grooves 24A and 24B are formed on the upper surfaces of the bottom plates 23A and 23B. Strong contact.
  • the fixing bracket 50 is configured to be rotatable at the lower part of the gap S.
  • the fixing bracket 50 is bolted to the base bracket 40 to the extent that it can rotate, and then rotates around the central axis of the bolt 16.
  • the first engagement portion 52 is inserted into the outer groove 24A by rotating the fixing bracket 50 using the above-mentioned bifurcated structure instrument. Can be included.
  • the solar cell module 11B is arrange
  • the bolt 16 is fastened to the base metal fitting 40 after the second engaging portion 53 is inserted into the outer groove 24B, for example.
  • each engaging portion is removed from the outer grooves 24A and 24B, and the fixing bracket 50 is removed.
  • each engaging portion can be removed from the outer grooves 24A and 24B by loosening the bolts 16 and rotating the fixing bracket 50 so that the width direction of the fixing bracket 50 is in the horizontal direction. That is, in the mounting structure of the solar power generation device 10, each engaging portion can be inserted into and removed from the outer grooves 24A and 24B of the frames 13A and 13B by rotating the fixing bracket 50 around the bolt 16.
  • the end face of the eaves side edge portion (eave side edge portion 50a) of the first engagement portion 52 inserted into the outer groove 24A is You may substantially contact
  • the end surface of the ridge side edge part (ridge side edge part 50b) of the 2nd engaging part 53 inserted in the outer groove 24B may contact
  • the frames 13A and 13B can be pressed by inserting each engaging portion into the outer grooves 24A and 24B.
  • the shape of the fixture 50 in a plan view is a substantially parallelogram shape excluding a rectangle, even if the end faces of the respective engaging portions are attached along the innermost portions of the outer grooves 24A and 24B, The fixing bracket 50 can be rotated so that the long side is along the horizontal direction.
  • the fixing bracket 50 is a bracket having a substantially parallel polygonal shape in plan view that rotates within the gap S, and the first end surface of the first engagement portion 52 is substantially in contact with the innermost portion of the outer groove 24A.
  • the second end surface of the second engaging portion 53 is substantially in contact with the innermost portion of the outer groove 24B.
  • the 1st end surface of the 1st engaging part 52 is an end surface of the eaves side edge part 50a which forms one short side of a parallelogram.
  • the second end surface of the second engagement portion 53 is an end surface of the ridge side edge portion 50b that forms the other short side of the parallelogram substantially parallel to the first end surface.
  • a spacer 90 that supports the base 51 of the fixing metal 50 may be provided between the fixing metal 50 and the base metal 40.
  • the spacer 90 is, for example, a cylindrical body through which the bolt 16 is passed, and is disposed on the base metal fitting 40 so that the hole of the cylinder coincides with the through hole 55 and the bolt fastening portion 46.
  • the front ends of the bottom plates 23A and 23B of the frames 13A and 13B are substantially in contact with the upper ends of the spacers 90 that protrude upward from the upper ends of the mount fittings 30 and are inserted into the gaps S, respectively. Yes.
  • the bolt 16 is screwed into the bolt fastening portion 46 of the base metal fitting 40, so that the fixing metal fitting 50 strongly contacts the bottom plates 23 ⁇ / b> A and 23 ⁇ / b> B of the frames 13 ⁇ / b> A and 13 ⁇ / b> B.
  • the metal fitting 40 is firmly fixed to the mount metal fitting 30.
  • the solar power generation device 10 includes a cover 80 disposed on the gap S across the frame 13A and the frame 13B, and is inserted into the outer groove 24A of the frame 13A and fixed to the frame 13A.
  • a support bracket 85 to be stopped may be provided.
  • the cover 80 has, for example, substantially the same length as the long side of the solar cell module 11 and covers the entire gap S.
  • the cover 80 includes a base portion 81 that is attached across the frame 13A from the frame 13B and covers the gap S, and two leg portions 82 that extend downward from the base portion 81 and are inserted into the gap S. Each leg part 82 is formed in parallel with each other, for example.
  • the eaves side part of the base part 81 is arrange
  • the eaves-side leg portion 82 is in contact with the side surface along the vertical direction of the frame 13A, and the ridge-side leg portion 82 is in contact with the side surface along the vertical direction of the frame 13B.
  • the base portion 81 is located slightly above the ridge side portion. Inclined to do.
  • the top surfaces of the flange portions 21A and 21B are inclined downward toward the distal end, the distal end portion of the base 81 is also bent slightly downward in accordance with the shape of the flange portion.
  • the support fitting 85 is disposed in the gap S between the frames 13A and 13B, and the upper portion of the support fitting 85 is in contact with the back surface of the base 81.
  • the cover 80 is fixed to the upper portion of the support fitting 85 using a screw 86 that passes through the center portion in the width direction of the base portion 81.
  • the support fitting 85 preferably has a claw portion 88 inserted into the outer groove 24A of the frame 13A.
  • the claw portion 88 is formed, for example, by bending the lower portion of the support fitting 85 to the side opposite to the upper portion (eave side).
  • the support fitting 85 extends downward along the main body portion 20A of the frame 13A, is fixed to the main body portion 20A using screws 87, and is fixed to the frame 13A by inserting the claw portion 88 into the outer groove 24A. ing.
  • screws 86 and 87 for example, drill screws are used.
  • each solar cell module 11 can be firmly fixed to the roof 100 and has excellent load resistance.
  • the respective engaging portions are removed from the outer grooves 24 ⁇ / b> A and 24 ⁇ / b> B to remove the fixing bracket 50 from the frame 13 ⁇ / b> A. , 13B.
  • the solar power generation device 10 is excellent in maintainability.
  • the solar power generation device 10X (see FIG. 10A) is different from the solar power generation device 10 in that a fixing bracket 60 (see FIG. 9) is used instead of the fixing bracket 50. Further, no spacer is provided between the fixing metal 60 and the base metal 40.
  • the solar power generation device 10X is common to the solar power generation device 10 in other points.
  • FIG. 9 is a perspective view of the fixing bracket 60.
  • the fixing metal 60 is composed of a first metal 61A and a second metal 61B.
  • the first metal fitting 61A includes a first base portion 62A in which a through hole 65A (first through hole) through which the bolt 16 is passed, and a first engagement portion 63A.
  • the second metal fitting 61B is disposed so as to overlap the first base portion 62A, and has a second base portion 62B in which a through hole 65B (second through hole) through which the bolt 16 is passed and a second engagement portion 63B.
  • the first engagement portion 63A is a portion that is inserted into the outer groove 24A of the frame 13A.
  • the second engaging portion 63B is a portion that is inserted into the outer groove 24B of the frame 13B.
  • the first engagement portion 63A of the first base portion 62A is attached on the first base portion 62A of the first bracket 61A.
  • the boundary between the first base portion 62A and the first engaging portion 63A is bent upward to form a step.
  • the second metal fitting 61B does not have a large step like the first metal fitting 61A, but may be bent slightly upward at the boundary between the second base portion 62B and the second engagement portion 63B.
  • the thickness of the fixture 60 may be any thickness that can be inserted into the outer grooves 24A and 24B.
  • the first metal fitting 61A is a metal fitting having a substantially rectangular shape in plan view that is long in the horizontal direction.
  • the lateral length of the first metal fitting 61 ⁇ / b> A is not particularly limited, but an example of a suitable length is longer than the interval between the flange portions 33 of the mount metal fitting 30 and shorter than the horizontal length of the mount metal fitting 30.
  • the first metal fitting 61 ⁇ / b> A is disposed on the flange portion 33 via the ground metal fitting 15.
  • the vertical length of the first metal fitting 61A is shorter than the length obtained by adding the depth of the outer groove 24A and the width of the gap S.
  • a through hole 65A is formed in the lateral center of the first base 62A.
  • the through hole 65A is, for example, a long hole that is long in the vertical direction.
  • the step at the boundary between the first base portion 62A and the first engagement portion 63A is formed slightly higher than the height corresponding to the thickness of the bottom plate 23A, for example, considering the floating of the bottom plate 23A of the frame 13A due to the inclination of the roof surface.
  • the first metal fitting 61A may be slightly curved or bent so that the first base portion 62A and the first engagement portion 63A are gently lowered toward the respective tips.
  • the first engaging part 63A extends from the eaves side end of the first base part 62A to the eaves side.
  • the first engaging portion 63A preferably has a protrusion 64A (first protrusion) protruding downward.
  • the protrusions 64A are formed at both lateral ends of the first engaging portion 63A.
  • the second metal fitting 61B is a metal fitting having a substantially rectangular shape in plan view that is long in the horizontal direction.
  • the horizontal length of the first metal fitting 61A is substantially the same as the horizontal length of the first metal fitting 61A, for example.
  • the vertical length of the second metal fitting 61B is shorter than the length obtained by adding the depth of the outer groove 24B and the width of the gap S.
  • a through hole 65B that is long in the vertical direction is formed in the central portion in the horizontal direction of the second base portion 62B, similarly to the first metal fitting 61A.
  • the second metal fitting 61B may be slightly curved or bent so that the second base portion 62B and the second engagement portion 63B are gently lowered toward the respective tips.
  • the second engaging portion 63B extends from the ridge side end of the second base 62B to the ridge side.
  • the second engaging portion 63B preferably has a protrusion 64B (second protrusion) protruding downward.
  • the protrusions 64B are formed at both lateral ends of the second engaging portion 63B.
  • FIGS. 10A and 10B are longitudinal sectional views showing the mounting structure of the solar power generation device 10X.
  • FIGS. A and B10 show the ridge side end of the solar cell module 11A and the eaves of the solar cell module 11B using the first metal fitting 61A and the second metal fitting 61B that constitute the mounting metal fitting 30, the base metal fitting 40, and the fixing metal fitting 60.
  • the structure which fixes a side edge part to the roof 100 is shown.
  • the first engaging portion 63A of the first metal fitting 61A is provided in the outer groove 24A of the frame 13A of the solar cell module 11A placed on the mount metal fitting 30 via the ground metal fitting 15. It is inserted. Further, the second engagement portion 63B of the second metal fitting 61B is inserted into the outer groove 24B of the frame 13B of the solar cell module 11B.
  • the first metal fitting 61 ⁇ / b> A and the second metal fitting 61 ⁇ / b> B are fastened to the base metal fitting 40 engaged with the mount metal fitting 30 using the bolt 16.
  • the first metal fitting 61A and the second metal fitting 61B are attached with the second base 62B overlapped on the first base 62A so that the through holes 65A and 65B through which the bolts 16 pass in the lower part of the gap S.
  • the bolt 16 is threaded into the bolt fastening portion 46 of the base metal fitting 40 through the through holes 65A and 65B.
  • a fixing metal fitting 60 composed of two metal parts connected and integrated by bolts 16 is attached across the frames 13A and 13B.
  • the bolt 16 fastened to the base metal fitting 40 presses the first base 62A of the first metal fitting 61A and the second base 62B of the second metal fitting 61B from above.
  • frame 13A, 13B is contact
  • the first base portion 62 ⁇ / b> A is in strong contact with the flange portion 33 of the mount fitting 30 through the ground fitting 15.
  • first engaging portion 63A of the first metal fitting 61A is inserted deeply into the outer groove 24A.
  • second engagement portion 63B of the second metal fitting 61B is inserted deeply into the outer groove 24B.
  • the end surface of the eaves side edge of the first engagement portion 63A may be substantially in contact with the innermost portion of the outer groove 24A, and the end surface of the ridge side edge of the second engagement portion 63B is the outer groove. You may substantially contact
  • the solar power generation device 10X having the above-described configuration has excellent load resistance despite the fact that the construction is easy and the maintainability is good, similar to the solar power generation device 10.
  • the solar power generation device 10X inserts the first metal fitting 61A into the outer groove 24A of the frame 13A, fixes the first metal fitting 61A and the second metal fitting 61B to the base metal fitting 40, and then inserts the first metal fitting 61A into the outer groove 24B of the frame 13B. It can be constructed by a simple procedure of inserting the two metal fittings 61B.
  • the first engaging portion 63A of the first metal fitting 61A is inserted into the outer groove 24A of the frame 13A of the solar cell module 11A placed on the mount metal fitting 30.
  • the second base 62B of the second metal fitting 61B is arranged on the first base 62A of the first metal fitting 61A, and each metal fitting is fixed to the base metal fitting 40 with the bolts 16.
  • the solar cell module 11B is arrange
  • the bolt 16 may be fastened to the base metal fitting 40 after the second engaging portion 63B is inserted into the outer groove 24B.
  • the solar power generation device 10X it is possible to easily remove and replace only the target solar cell module 11. For example, after removing the bolt 16 that fixes the solar cell module 11 to be replaced, the second metal fitting 61B installed on the ridge side of the module is shifted laterally to a position where it does not overlap the first metal fitting 61A. Only the module can be removed.
  • the solar power generation device 10Y (see FIG. 12A) is different from the solar power generation device 10 in that a fixing bracket 70 (see FIG. 11) is used instead of the fixing bracket 50. Further, a spacer 91 is provided below the fixing metal 60, and the fixing metal 60 is fastened to the base metal 40 using bolts 18.
  • the solar power generation device 10Y is common to the solar power generation device 10 in other points.
  • FIG. 11 is a perspective view of the fixing bracket 70.
  • the fixing bracket 70 includes a first bracket 71A, a second bracket 71B, and a presser bracket 71C.
  • the first metal part 71A has a first engagement part 73A inserted into the outer groove 24A of the frame 13A
  • the second metal part 71B has a second engagement part 73B inserted into the outer groove 24B of the frame 13B.
  • the holding metal 71C is a metal that is disposed across the first metal 71A and the second metal 71B and presses the first metal 71A and the second metal 71B from above.
  • the holding metal 71C is disposed on the first base 72A of the first metal 71A and the second base 72B of the second metal 71B.
  • the first metal fitting 71A and the second metal fitting 71B are arranged adjacent to each other in the eaves-ridge direction without overlapping in the vertical direction in the gap S between the frames 13A and 13B.
  • the first metal fitting 71A and the second metal fitting 71B are, for example, metal fittings having a substantially rectangular shape in plan view that are long in the horizontal direction, and have substantially the same horizontal length and vertical length.
  • An example of a suitable lateral length is longer than the interval between the flange portions 33 of the mounting bracket 30 and shorter than the lateral length of the mounting bracket 30.
  • 71 A of 1st metal fittings and the 2nd metal fitting 71B do not have the trouble in arrangement
  • a notch 75A for allowing the bolt 18 to pass is formed in the lateral center of the first base 72A of the first metal fitting 71A.
  • a notch 75B is also formed in the lateral center of the second base 72B of the second metal fitting 71B.
  • the first metal fitting 71A and the second metal fitting 71B are arranged adjacent to each other in the eaves-ridge direction so that the notches 75A, 75B overlap in the eaves-ridge direction, and bolts are formed in the portions where the notches 75A, 75B of the respective metal fittings are formed. 18 is passed.
  • the ridge side end of the first base 72A may be bent upward.
  • Standing wall portions are formed on both sides of the notch 75A at the ridge side end of the first base portion 72A.
  • the said standing wall part is formed in the height which does not contact the base 76 of 71 C of presser fittings arrange
  • a similar standing wall portion may be formed on both sides of the notch 75B on the eaves side end portion of the second base portion 72B.
  • the first engagement portion 73A of the first metal fitting 71A extends from the eaves side end of the first base 72A toward the eave side, and the second base 72B of the second metal 71B is the ridge side end of the second base 72B. It extends from the department to the building side. It is preferable that the first engaging portion 73A has a protrusion 74A (first protrusion) protruding downward, and the second engaging portion 73B has a protrusion 74B (second protrusion) protruding downward.
  • the protrusions 74A and 74B are formed at both lateral ends of each engaging portion.
  • the presser fitting 71 ⁇ / b> C is a substantially inverted U-shaped bracket that is long in the lateral direction in side view.
  • the presser fitting 71 ⁇ / b> C includes a base portion 76 in which a through hole 79 through which the bolt 18 is passed, a first leg portion 77 extending downward from an eaves side end portion of the base portion 76, and a ridge side end portion of the base portion 76 downward.
  • the second leg portion 78 extends.
  • the lateral length of the presser fitting 71C is shorter than the lateral lengths of the first metal fitting 71A and the second metal fitting 71B, for example.
  • the vertical length (width) of the presser fitting 71C is such that it can be inserted into the gap S (less than the width of the gap S) and can be disposed across the first metal piece 71A and the second metal piece 71B.
  • the first leg portion 77 is a portion that abuts on the first base portion 72A of the first metal fitting 71A.
  • the 2nd leg part 78 is a part contact
  • the height of the upper surface of the first base portion 72A from the upper end of the mounting bracket 30 is higher than the height of the upper surface of the second base portion 72B, so that the second leg portion 78 is the first leg portion. It is longer than 77.
  • a plurality of protrusions may be formed at the lower end of each leg.
  • 12A and 12B are vertical cross-sectional views showing the mounting structure of the solar power generation device 10Y.
  • 12A and 12B show the ridge side end of the solar cell module 11A and the solar cell using the first metal fitting 71A, the second metal fitting 71B, and the holding metal fitting 71C constituting the mount metal fitting 30, the base metal fitting 40, and the fixing metal fitting 70.
  • the structure which fixes the eaves side edge part of the module 11B to the roof 100 is shown.
  • the first engaging portion 73A of the first metal fitting 71A is provided in the outer groove 24A of the frame 13A of the solar cell module 11A placed on the mount metal fitting 30 via the ground metal fitting 15. It is inserted. Further, the second engagement portion 73B of the second metal fitting 71B is inserted into the outer groove 24B of the frame 13B of the solar cell module 11B. And the 1st metal fitting 71A and the 2nd metal fitting 71B are pressed down from the top with the holding metal 71C fastened to the base metal fitting 40 using the bolt 18.
  • the spacer 91 which supports each said metal fitting may be provided under the 1st metal fitting 71A and the 2nd metal fitting 71B.
  • the spacer 91 is, for example, a plate-like member having a width shorter than the width of the gap S and long in the lateral direction, and is disposed on the flange portion 33 of the mount fitting 30 via the ground fitting 15. Since the tip of the bottom plate 23A of the frame 13A is slightly raised due to the inclination of the roof surface, the spacer 91 is formed such that the eave side portion is thicker than the ridge side portion.
  • the spacer 91 has a through hole through which the bolt 18 is passed.
  • the bolt 18 passed through the through-hole 79 of the presser fitting 71C passes through the through-holes of the spacer 91 and the ground metal fitting 15 through the portions where the cutouts 75A and 75B of the first metal fitting 71A and the second metal fitting 71B are formed.
  • the base metal fitting 40 is screwed into the bolt fastening portion 46.
  • the first base portion 72A of the first metal fitting 71A is disposed on the spacer 91 and is pressed from above by the first leg portion 77 of the presser metal fitting 71C.
  • the first engaging portion 73A is inserted deeply into the outer groove 24A of the frame 13A, and the end surface of the first engaging portion 73A is substantially in contact with the innermost portion of the outer groove 24A.
  • the protrusion 74A (see FIG. 11) of the first engagement portion 73A inserted into the outer groove 24A is in strong contact with the upper surface of the bottom plate 23A.
  • the first base portion 72 ⁇ / b> A is in strong contact with the eaves side portion of the spacer 91 disposed on the flange portion 33 of the mount fitting 30.
  • the second base 72B of the second metal fitting 71B is disposed on the spacer 91 and is pressed from above by the second leg 78 of the presser metal fitting 71C.
  • the second engaging portion 73B is inserted deeply into the outer groove 24B of the frame 13B, and the end surface of the second engaging portion 73B is substantially in contact with the innermost portion of the outer groove 24B.
  • the protrusion 74B (see FIG. 11) of the second engaging portion 73B inserted into the outer groove 24B is in strong contact with the upper surface of the bottom plate 23B.
  • the second base portion 72 ⁇ / b> B is in strong contact with the ridge side portion of the spacer 91 disposed on the flange portion 33 of the mount fitting 30.
  • the solar power generation device 10Y having the above-described configuration has excellent load resistance even though the construction is easy and the maintainability is good, like the solar power generation devices 10 and 10X.
  • the solar power generation device 10Y inserts the first metal fitting 71A into the outer groove 24A of the frame 13A and the second metal fitting 71B into the outer groove 24B of the frame 13B, and straddles the first metal fitting 71A and the second metal fitting 71B. It can be constructed by a simple procedure of attaching the presser fitting 71C.
  • the first engagement portion 73A of the first metal fitting 71A is inserted into the outer groove 24A of the frame 13A of the solar cell module 11A placed on the mount metal fitting 30, and the first base portion of the first metal fitting 71A is inserted.
  • a spacer 91 is disposed under 72A.
  • the solar cell module 11B in which the second engagement portion 73B of the second metal fitting 71B is inserted into the outer groove 24B of the frame 13B is disposed on the ridge side of the spacer 91.
  • the holding fitting 71C is disposed across the first fitting 71A and the second fitting 71B, and the bolt 18 passed through the through hole 79 of the holding fitting 71C is fastened to the base fitting 40. It is also possible to place the solar cell module 11A on the ridge side of the second metal fitting 71B and insert the second engaging portion 73B into the outer groove 24B after attaching the holding metal fitting 71C.
  • the solar power generation device 10Y it is possible to easily remove and replace only the target solar cell module 11. For example, by loosening the bolt 18 that fixes the solar cell module 11 to be replaced and removing the presser fitting 71C, only the module can be removed.
  • a cover 80 ⁇ / b> Y having a snow stopper 84 standing on the upper surface of the base 81 may be attached on the gap S between the frames 13 ⁇ / b> A and 13 ⁇ / b> B.
  • the snow stopper 84 is formed at the eaves side portion of the base 81 higher than the head of the screw 86 that fixes the cover 80Y to the support fitting 85.
  • the height of the snow stopper 84 is, for example, about 7 mm.
  • the snow stopper 84 may be formed over the entire length of the cover 80Y. In that case, it is preferable to form drain holes at predetermined intervals.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)

Abstract

L'invention concerne un dispositif de production d'énergie photovoltaïque (10) pourvu : d'un support de montage (30) qui est fixé à un toit (100) et sur lequel sont montés un cadre (13A), disposé sur l'extrémité côté faîtage d'un module de cellule solaire (11A), et un cadre (13B), disposé sur l'extrémité côté avant-toit d'un module de cellule solaire (11B) ; et d'un support de fixation (50) qui est fixé au support de montage (30) à l'aide d'un boulon (16) et qui comprend une première unité de mise en prise (52), qui est insérée dans une rainure externe (24A) du cadre (13A), et une seconde unité de mise en prise (53), qui est insérée dans une rainure externe (24B) du cadre (13B).
PCT/JP2017/031911 2016-09-30 2017-09-05 Dispositif de production d'énergie photovoltaïque WO2018061649A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2018542047A JP6771201B2 (ja) 2016-09-30 2017-09-05 太陽光発電装置

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Application Number Priority Date Filing Date Title
JP2016192658 2016-09-30
JP2016-192658 2016-09-30

Publications (1)

Publication Number Publication Date
WO2018061649A1 true WO2018061649A1 (fr) 2018-04-05

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6172868U (fr) * 1984-10-18 1986-05-17
JPH10159284A (ja) * 1996-11-29 1998-06-16 Sharp Corp 太陽電池モジュールの取付構造
JP2001065120A (ja) * 1999-08-25 2001-03-13 Kanegafuchi Chem Ind Co Ltd 太陽電池モジュール固定装置及び太陽電池発電装置
JP2003074154A (ja) * 2001-06-21 2003-03-12 Mitsubishi Electric Corp 太陽電池パネルの固定装置
WO2015151455A1 (fr) * 2014-03-31 2015-10-08 パナソニックＩｐマネジメント株式会社 Appareil de cellules solaires

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6172868U (fr) * 1984-10-18 1986-05-17
JPH10159284A (ja) * 1996-11-29 1998-06-16 Sharp Corp 太陽電池モジュールの取付構造
JP2001065120A (ja) * 1999-08-25 2001-03-13 Kanegafuchi Chem Ind Co Ltd 太陽電池モジュール固定装置及び太陽電池発電装置
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