WO2013114767A1 - 太陽電池モジュールの設置構造、太陽電池モジュールの設置方法、太陽電池モジュール設置用桟、及び太陽光発電システム - Google Patents

太陽電池モジュールの設置構造、太陽電池モジュールの設置方法、太陽電池モジュール設置用桟、及び太陽光発電システム Download PDF

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Publication number
WO2013114767A1
WO2013114767A1 PCT/JP2012/083468 JP2012083468W WO2013114767A1 WO 2013114767 A1 WO2013114767 A1 WO 2013114767A1 JP 2012083468 W JP2012083468 W JP 2012083468W WO 2013114767 A1 WO2013114767 A1 WO 2013114767A1
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WO
WIPO (PCT)
Prior art keywords
solar cell
cell module
crosspiece
standing
base
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2012/083468
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
次治 薬師寺
哲也 押川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Priority to US14/374,410 priority Critical patent/US20150013754A1/en
Priority to CN201280071493.7A priority patent/CN104170245B/zh
Publication of WO2013114767A1 publication Critical patent/WO2013114767A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F71/00—Manufacture or treatment of devices covered by this subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S25/20—Peripheral frames for modules
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S25/30—Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors
    • F24S25/33—Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors forming substantially planar assemblies, e.g. of coplanar or stacked profiles
    • F24S25/35—Arrangement of stationary mountings or supports for solar heat collector modules using elongate rigid mounting elements extending substantially along the supporting surface, e.g. for covering buildings with solar heat collectors forming substantially planar assemblies, e.g. of coplanar or stacked profiles by means of profiles with a cross-section defining separate supporting portions for adjacent modules
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
    • F24S25/65—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for coupling adjacent supporting elements, e.g. for connecting profiles together
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S2020/10—Solar modules layout; Modular arrangements
    • F24S2020/11—Solar modules layout; Modular arrangements in the form of multiple rows and multiple columns, all solar modules being coplanar
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S2025/01—Special support components; Methods of use
    • F24S2025/014—Methods for installing support elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
    • F24S2025/6002—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules by using hooks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S2025/80—Special profiles
    • F24S2025/803—Special profiles having a central web, e.g. I-shaped, inverted T- shaped
    • 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
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/47—Mountings or tracking
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing

Definitions

  • the present invention relates to a solar cell module installation structure for installing and fixing a solar cell module, a solar cell module installation method, a solar cell module installation bar, and a solar power generation system.
  • Patent Document 1 a plurality of horizontal rails are fixed in parallel, a fixing bracket is attached to each horizontal rail, a solar cell module is bridged on each horizontal rail, and a solar cell module is mounted on each horizontal rail. The end is fixed by each fixing bracket.
  • Patent Document 1 a horizontal rail and a fixture for fixing the end of the solar cell module on the horizontal rail are used. Accordingly, the crosspieces, fixing brackets, bolts and screws for fixing the crosspieces and fixing brackets are necessary, the number of parts is large, and the work for assembling the gantry is complicated.
  • the present invention has been made in view of the above-described conventional problems, and a solar cell module installation structure, a solar cell module installation method, and a solar cell module capable of reducing the number of parts and the number of assembly steps.
  • the purpose is to provide an installation beam and a photovoltaic power generation system.
  • the solar cell module installation structure of the present invention includes a crosspiece disposed along an end portion of the solar cell module, and the crosspiece is provided with an end portion of the solar cell module.
  • a first recess extending along the longitudinal direction of the crosspiece is formed in a portion of the upper surface of the first base portion that is spaced apart from the standing portion.
  • the first base part, the standing part, the first flange part, and the first recess on the upper surface of the first base part are provided on the crosspiece itself.
  • the end portion of the solar cell module is arranged in the first recess, the crosspiece is inclined with respect to the installation surface of the crosspiece, and the first flange portion is set to the end portion of the solar cell module.
  • the solar cell module installation structure of the present invention was created in connection with a special procedure of fixing the crosspiece after engaging the end of the solar cell module with the crosspiece.
  • the cross-sectional shape of the first recess may be an inverted triangle.
  • the end of the solar cell module can be stably placed on one side of the inverted triangle, and the end of the solar cell module is placed on the first recess. It is also easy to slide from to the standing part.
  • an engaging portion that engages with the first flange portion may be provided at an end portion of the solar cell module.
  • the crosspiece is provided on the opposite side to the first base portion with respect to the standing portion, and the second base on which the end portion of the solar cell module is placed. And a second hook part that is bent at the upper end of the standing part to the opposite side of the first hook part and engages with an end part of the solar cell module. It is preferable that a second recess extending along the longitudinal direction of the crosspiece is formed in a portion separated from the standing portion.
  • two solar cell modules can be fixed side by side with the upright portion interposed therebetween.
  • the solar cell module installation structure of the present invention is a solar cell module installation structure for connecting and supporting a plurality of solar cell modules arranged side by side, and is arranged along the end of each of the solar cell modules.
  • the crosspiece includes a first base portion on which end portions of the solar cell modules are placed, a standing portion standing upright with respect to the first base portion, and an upper end of the standing portion And a first hook part that engages with an end part of each solar cell module, and the end part of each solar cell module is interposed between the first hook part and the first base part. keeping.
  • the first base part, the standing part, and the first flange part are provided on the crosspiece itself, and a plurality of solar cell modules arranged in parallel are provided on the first base part.
  • the end of each solar cell module is engaged with the first flange and the end of each solar cell module is held between the first flange and the first base. For this reason, a plurality of solar cell modules can be connected and supported by one bar. Therefore, the number of parts is small and the number of assembly steps is also reduced.
  • a first recess extending along the longitudinal direction of the crosspiece is formed in a part of the upper surface of the first base part spaced apart from the standing part. It is preferable.
  • the end of the solar cell module is arranged in the first recess, the beam is inclined with respect to the installation surface of the beam, and the first flange is brought close to the end of the solar cell module and is inclined. Raise the beam and place it stably on the installation surface, slide the end of the solar cell module from the first recess to the standing part on the first base, and place the end of the solar cell module on the first brim Engage and hold the end of the solar cell module between the first brim and the first base, and then fix and support the end of each solar cell module to the crosspiece by the procedure of fixing the crosspiece can do.
  • the crosspiece is provided on the opposite side of the first base portion with respect to the standing portion, and ends of a plurality of solar cell modules arranged in parallel. And a second hook part that is bent at the upper end of the standing part to the opposite side of the first hook part and engages with the end part of each solar cell module.
  • the end portions of the solar cell modules may be held between the second flange portion and the second base portion.
  • a second recess extending along the longitudinal direction of the crosspiece is formed in a part of the upper surface of the second base part that is separated from the standing part. It is preferable.
  • each row in which a plurality of solar cell modules are arranged can be fixed side by side with the upright portion interposed therebetween.
  • a linear protrusion extending in a direction orthogonal to the longitudinal direction of the crosspiece is formed on the upper surface of the first base part or the upper surface of the second base part. May be.
  • the solar cell module installation method of the present invention is a solar cell module installation method for fixing a solar cell module using the solar cell module installation structure of the present invention, wherein the solar cell module is installed in the first recess.
  • the end of the solar cell module is arranged, the beam is inclined with respect to the installation surface of the beam, the first flange is brought close to the end of the solar cell module, the inclined beam is raised, and the Stablely placed on the installation surface, the end of the solar cell module is slid on the first base from the first recess to the standing portion, and the solar cell module is placed on the first flange. End portions of the solar cell module are held between the first flange portion and the first base portion by engaging the end portions.
  • Such an installation method of the present invention facilitates the installation work of the solar cell module.
  • the solar cell module installation beam of the present invention is a solar cell module installation beam used for installation of the solar cell module, and the beam includes a first base portion extending in a longitudinal direction of the beam. , Having a standing part erected with respect to the first base part, and a first flange part bent at the upper end of the standing part, and spaced apart from the standing part on the upper surface of the first base part A first recess extending along the longitudinal direction of the crosspiece is formed in the portion that has been formed.
  • the beam is provided on the opposite side of the upright portion from the first table part and extends in the longitudinal direction of the beam.
  • Part and a second collar part that is bent to the opposite side of the first collar part at the upper end of the standing part, and the part spaced from the standing part on the upper surface of the second base part, It is preferable that a second recess extending along the longitudinal direction of the crosspiece is formed.
  • the solar cell module installation structure and installation method of the present invention can be realized by using such a solar cell module installation bar of the present invention.
  • the solar power generation system of the present invention has a plurality of solar cell modules installed using the solar cell module installation structure of the present invention.
  • the first base part, the standing part, the first flange part, and the first recess on the upper surface of the first base part are provided in the crosspiece itself.
  • the end portion of the solar cell module is arranged in the first recess, the crosspiece is inclined with respect to the installation surface of the crosspiece, and the first flange portion is set to the end portion of the solar cell module.
  • FIG. (A) shows the horizontal rail of FIG. (A)
  • (b) is the top view and sectional drawing which show the linear protrusion of a horizontal rail.
  • FIG. 1 It is a perspective view which shows the attachment bracket for attaching a crosspiece to a support bracket. It is a disassembled perspective view which shows the fixing structure of a support metal fitting, a crosspiece, and an attachment metal fitting. It is sectional drawing which shows the fixing structure of a support metal fitting, a crosspiece, and an attachment metal fitting. It is sectional drawing which shows the structure which fixed the solar cell module of 2 sheets to the crosspiece.
  • (A)-(d) is a figure which shows the operation
  • (A)-(d) is a figure which shows the operation
  • FIG. 1 is a perspective view showing a solar power generation system that supports a plurality of solar cell modules using an embodiment of a solar cell module installation structure of the present invention.
  • a plurality of support fittings 3 are arranged and fixed on the roof 2, and the cross rails 4 are arranged on the support fittings 3 at a predetermined interval and parallel to each other.
  • the solar cell modules 5 are bridged between the horizontal rails 4 and fixedly supported.
  • each crosspiece 4 coincides with the direction orthogonal to the water flow direction A.
  • the vertical direction Y is a direction along the water flow direction A of the roof 2
  • the horizontal direction X is a direction orthogonal to the water flow direction A.
  • the first, second and third horizontal rails 4 are arranged from the downstream side to the upstream side in the water flow direction A, and the first row 3 is placed between the first and second horizontal rails 4.
  • a plurality of solar cell modules 5 are bridged and fixed, and three solar cell modules 5 in the second row are bridged and fixed between the horizontal rails 4 of the second line and the third line.
  • two cross beams 4 having different lengths are arranged along the end portions of the three solar cell modules 5.
  • the longer horizontal beam 4 is longer than the length of the first and second solar cell modules 5 in the lateral direction X, and the entire end portion of the first and second solar cell modules 5 and the third one. Of the solar cell module 5 is held.
  • the shorter horizontal beam 4 is shorter than the length of one solar cell module 5 in the horizontal direction X, and a portion where the longer horizontal beam 4 does not reach at the end of the third solar cell module 5. keeping.
  • FIG. 2 is a perspective view showing the solar cell module 5.
  • the solar cell module 5 includes a solar cell panel 11 that photoelectrically converts sunlight, and a frame 12 that borders and holds the solar cell panel 11.
  • the frame 12 is made of an aluminum material, and is formed by assembling two long frames 12a and two short frames 12b.
  • the solar battery panel 11 is formed by sequentially laminating a transparent electrode film made of a transparent conductive film, a photoelectric conversion layer, and a back electrode film on a translucent insulating substrate to form a solar battery cell, and further on the back electrode film.
  • a sealing film, a back surface protective layer for ensuring weather resistance and high insulation, and the like are laminated, and the entire laminated structure is laminated and integrated.
  • a heat-resistant resin such as glass or polyimide is applied to the light-transmitting insulating substrate.
  • SnO 2 , ZnO, ITO or the like is applied to the transparent electrode film.
  • a silicon-based photoelectric conversion film such as amorphous silicon or microcrystalline silicon, or a compound-based photoelectric conversion film such as CdTe or CuInSe 2 is applied.
  • a ZnO transparent electrode film, a silver thin film, or the like is applied to the back electrode film.
  • a thermoplastic polymer film is preferable, and a film made of EVA (ethylene vinyl acetate resin) or PVB (polyvinyl butyral resin) is particularly optimal.
  • the back surface protective layer has a three-layer structure of PET / Al / PET (PET: polyethylene terephthalate, Al: aluminum) or a three-layer structure of PVF / Al / PVF (PVF: polyvinyl fluoride resin).
  • PET polyethylene terephthalate
  • Al aluminum
  • PVF polyvinyl fluoride resin
  • the solar battery panel 11 sandwiches a solar battery cell formed by sequentially laminating a transparent electrode film, a photoelectric conversion layer, and a back electrode film between two glass plates, and seals an end portion of each glass plate. Is.
  • FIG. 3 is an enlarged cross-sectional view of the frame 12 (long frame 12a, short frame 12b) of the solar cell module 5.
  • the frame 12 includes a flat rib 12c protruding outward from the upper edge of the side wall, and an L-shaped protrusion 12d protruding outward from the side wall below the rib 12c.
  • the outer end of the letter-shaped protrusion 12d faces upward.
  • the platform of the solar cell module in the present embodiment is mainly composed of each support bracket 3, each cross rail 4, and a mounting bracket described later.
  • FIG. 4 is a perspective view showing the support fitting 3.
  • the support fitting 3 includes a long rectangular bottom plate 3a, each side wall 3b bent upward at both sides of the bottom plate 3a, and each top plate 3c bent inward at the upper side of each side wall 3b.
  • Each top plate 3c has a guide wall 3d that is bent downward at the inner side.
  • a gap is formed between each guide wall 3d, and this gap is an opening groove 3e.
  • Each stopper 3f is formed near one end of each side wall 3b.
  • Such a support fitting 3 is fixed to the roof 2 by a known method or structure.
  • the support fitting 3 can be fixed by a fitting that passes through the roof tile 2 and is connected to a rafter.
  • FIG. 5 and FIG. 6 are a perspective view and a cross-sectional view showing the cross rail 4.
  • the horizontal rail 4 is obtained by cutting and bending a single steel plate and plating it, and the standing wall portion 4 a formed by folding the steel plates in the center to overlap each other.
  • the first eaves part 4b and the second eaves part 4c are bent at the upper end of the standing wall part 4a opposite to each other and obliquely downward.
  • the 1st base part 4d and the 2nd base part 4e are provided in the both sides of the standing wall part 4a.
  • the first base portion 4d has a top plate 4f on which the long frame 12a of each solar cell module 5 is placed, a side plate 4g, and a bottom plate 4h placed on the support fitting 3.
  • a first recess 4i extending in the longitudinal direction of the horizontal rail 4 is formed in a portion of the upper plate 4f spaced from the standing wall 4a, and the cross-sectional shape of the first recess 4i is an inverted triangle.
  • a plurality of linear protrusions s projecting above the upper plate 4f are formed in a portion of the upper plate 4f near the standing wall 4a.
  • the second base portion 4e has upper plates 4j and 4k on which the long frames 12a of the solar cell modules 5 are placed, and a bottom plate 4m that is placed on the support fitting 3.
  • a second recess 4n extending in the longitudinal direction of the cross rail 4 is formed between the upper plates 4j and 4k (parts away from the standing wall 4a), and the cross-sectional shape of the second recess 4n is rectangular.
  • the lower side of the second recess 4n forms the bottom plate 4m.
  • a long hole 4p is formed in the bottom plate 4m.
  • the upper plate 4j is formed with a plurality of linear protrusions s that protrude above the upper plate 4j.
  • the height from the bottom plate 4h to the upper plate 4f of the first base portion 4d is the same as the height from the bottom plate 4m to the upper plate 4j of the second base portion 4e.
  • the upper plate 4f of the first pedestal portion 4d and the upper plate 4j of the second pedestal portion 4e become the top plate 3c of the support fitting 3. It becomes the same height and parallel to it.
  • each linear protrusion s protrudes above the upper plates 4 f and 4 j and extends in a direction perpendicular to the longitudinal direction of the horizontal rail 4.
  • These linear protrusions s are formed when a rectangular hole is punched and formed in a steel plate with a punch 13 and a die 14 having a rectangular cross section as shown in FIGS. 7 (a) and 7 (b).
  • the burr generated at the time of punching is enlarged by intentionally expanding the clearance v extending in the orthogonal direction between the two.
  • FIG. 8 is a perspective view showing a mounting bracket 6 for mounting the cross rail 4 to the support bracket 3.
  • the mounting bracket 6 is obtained by cutting and bending a single steel plate and performing plating, and a main plate 6a, a protruding piece 6c bent upward at the front end of the main plate 6a, The triangular reinforcing piece 6d bent downward at the rear end of the main plate 6a, each inclined plate 6e bent obliquely downward at both ends of the main plate 6a, and each bent upward at the outer end of each inclined plate 6e And a sliding plate 6f.
  • a screw hole 6b is formed in the center of the main plate 6a. Further, the triangular reinforcing pieces 6d are fitted under the inclined plates 6e to reinforce the inclined plates 6e.
  • the intervals between the sliding plates 6f are wider than the intervals between the guide walls 3d of the support fitting 3 and narrower than the intervals between the side walls 3b, and the height of each sliding plate 6f is different from the bottom plate 3a of the support fitting 3. It is higher than the height from the lower end of the guide wall 3d and lower than the height from the bottom plate 3a to the top plate 3c, and each sliding plate 6f is inserted between each side wall 3b of the support fitting 3 and each guide wall 3d.
  • the mounting bracket 6 can be inserted inside the support bracket 3.
  • FIG. 9 is an exploded perspective view showing a fixing structure of the support bracket 3, the cross rail 4, and the mounting bracket 6.
  • FIG. 10 is a cross-sectional view showing a fixing structure of the support bracket 3, the cross rail 4, and the mounting bracket 6.
  • the support fitting 3 is fixed to the roof 2 by an appropriate method or structure.
  • the support fitting 3 is arranged so that the opening groove 3 e of the support fitting 3 extends along the water flow direction A, and the stopper 3 f of the support fitting 3 is positioned downstream of the water flow direction A. Set the orientation.
  • the horizontal rail 4 is placed on each top plate 3c of the support bracket 3, the mounting bracket 6 is inserted into the support bracket 3 from the upstream side in the water flow direction A, and the mounting bracket 6 is moved downstream in the water flow direction A. Then, the protruding piece 6 c of the mounting bracket 6 is abutted against one end of the bottom plate 4 m of the horizontal rail 4, and the main plate 6 a of the mounting bracket 6 is disposed so as to overlap the bottom plate 4 m of the horizontal rail 4.
  • a washer is passed through the bolt 15, and the bolt 15 is screwed into the screw hole 6 b of the main plate 6 a of the mounting bracket 6 through the long hole 4 p of the bottom plate 4 m of the horizontal rail 4.
  • Each top plate 3 c of the support bracket 3 is sandwiched between the bottom plate 4 m of the horizontal rail 4 and the bottom plate 4 m of the horizontal rail 4 is temporarily fixed on each top plate 3 c of the support bracket 3.
  • the horizontal beam 4 and the mounting bracket 6 can be moved (in the Y direction) along the opening groove 3e of the support bracket 3, and the horizontal beam 4 is formed in an elongated shape of the bottom plate 4m of the horizontal beam 4.
  • FIG. 11 is a cross-sectional view showing a structure in which two solar cell modules 5 arranged with the horizontal beam 4 interposed therebetween are fixed to the horizontal beam 4.
  • the long frame 12a of one solar cell module 5 is placed on the first base portion 4d of the horizontal beam 4, and the outer end of the L-shaped projection 12d of the long frame 12a is the horizontal beam. 4, the L-shaped protrusion 12d of the long frame 12a is hooked and engaged with the first flange 4b, and the long frame 12a is engaged with the first base 4d and the first flange. It is hold
  • the long frame 12a of the other solar cell module 5 is placed on the second base portion 4e of the horizontal frame 4, and the outer end portion of the L-shaped projection 12d of the long frame 12a is the second frame portion 12a.
  • the L-shaped projection 12d of the long frame 12a is pushed into the lower side of the flange 4c and is engaged with the second flange 4c, and the long frame 12a is engaged with the second base 4e and the second flange 4c. Held in between.
  • the long frame 12a of one solar cell module 5 is held between the first base portion 4d and the first flange portion 4b of the horizontal rail 4, and the long frame 12a of the other solar cell module 5 is held by the second base portion 4e. And the long frame 12a of each solar cell module is fixed adjacent to each other with the horizontal rail 4 interposed therebetween. In FIG. 1, the upper and lower long frames 12 a of each solar cell module 5 are held by the horizontal rails 4.
  • each horizontal beam 4 is determined according to the arrangement position of each solar cell module 5, and each support metal fitting 3 is arranged according to the arrangement position of each horizontal beam 4.
  • the position is determined and each support fitting 3 is fixed.
  • the long horizontal beam 4 and the short horizontal beam 4 in the first line are arranged linearly on each support fitting 3, and as shown in FIG. 9 and FIG.
  • the horizontal rail 4 of the eye is fixed on each top plate 3 c of the support bracket 3.
  • the second rail 4c and the second base 4e of the horizontal rail 4 on the first line are directed upstream in the water flow direction A, and the horizontal rail 4 on the first line is fixed.
  • the long frame 12a on the downstream side in the water flow direction A of the solar cell module 5 is connected to the horizontal beam 4 in the first line.
  • the second base portion 4e is placed on the upper plate 4k, and the solar cell module 5 is tilted by lifting one side upstream of the solar cell module 5 in the water flow direction A as shown in FIG.
  • the lower corner of the long frame 12a is put into the second recess 4n of the horizontal beam 4 on the first line, and the L-shaped projection 12d of the long frame 12a is inserted into the second flange 4c of the horizontal beam 4 on the first line. Pushed downward, as shown in FIG.
  • the long frame 12a of the solar cell module 5 is slid from the second recess 4n to the standing wall 4a and placed on the upper plate 4j, as shown in FIG. 12 (d). So that one side of the upstream side of the water flow direction A of the solar cell module 5 is lowered.
  • the long frame 12 a is pressed against the linear protrusions s of the upper plate 4 j by sliding of the long frame 12 a on the upper plate 4 j of the horizontal rail 4, and the linear protrusions s bite into the long frame 12 a of the solar cell module 5. .
  • the linear protrusion s extends in a direction orthogonal to the longitudinal direction of the horizontal rail 4 (moving direction of the long frame 12a)
  • the linear protrusion s is not caught by the long frame 12a of the solar cell module 5. Eat easily. Thereby, the solar cell modules 5 in the first row and the horizontal rails 4 in the first line are electrically connected.
  • the long horizontal beam 4 and the short horizontal beam 4 in the second line are arranged linearly on each support fitting 3, and the second beam in the second line is placed on each top plate 3 c of the support fitting 3. .
  • the long frame 12 a on the upstream side in the water flow direction A of each solar cell module 5 in the first row is lifted, and the second line next to each top plate 3 c of the support fitting 3.
  • the beam 4 is slid, and the lower corner of the long frame 12a of each solar cell module 5 in the first row is placed on the first recess 4i of the first base portion 4d of the horizontal beam 4 on the second line.
  • the horizontal beam 4 on the second line is inclined with respect to the top surface of each top plate 3c of the support fitting 3, and the first brim 4b of the horizontal beam 4 is connected to the solar cell module 5.
  • the L-shaped protrusion 12d of the long frame 12a of the solar cell module 5 is pushed under the first flange 4b of the horizontal rail 4 and supported as shown in FIG. 13 (c).
  • the horizontal beam 4 of the second line is raised on each top plate 3c of the metal fitting 3, and the long frame 12a of the solar cell module 5 is slid from the first recess 4i to the standing wall portion 4a on the upper plate 4f. As shown in FIG.
  • the horizontal beam 4 of the second line is stably placed on each top plate 3 c of the support fitting 3, and the side wall surface of the long frame 12 a of the solar cell module 5 is erected on the side beam 4
  • the L-shaped projection 12d of the long frame 12a is engaged with the first flange 4b of the horizontal rail 4 while facing the wall 4a. Accordingly, the long frame 12a on the upstream side in the water flow direction A of the solar cell modules 5 in the first row is held between the first base portion 4d and the first flange portion 4b of the horizontal rail 4 in the second line.
  • the long frame 12 a is pressed against the linear protrusions s of the upper plate 4 f by the movement of the long frame 12 a of the solar cell module 5 on the upper plate 4 f of the horizontal rail 4. Cut into the long frame 12a.
  • the linear protrusion s extends in a direction orthogonal to the longitudinal direction of the horizontal rail 4 (moving direction of the long frame 12a)
  • the linear protrusion s is not caught by the long frame 12a of the solar cell module 5. Eat easily. Thereby, the solar cell module 5 and the crosspiece 4 of the 1st row will be in electrical continuity.
  • the mounting bracket 6 is inserted from the upstream side in the water flow direction A to the inside of the support bracket 3, the mounting bracket 6 is moved to the downstream side in the water flow direction A, and the protruding piece 6 c of the mounting bracket 6 is moved to the side rail 4.
  • the main plate 6a of the mounting bracket 6 is disposed so as to overlap the bottom plate 4m of the horizontal rail 4 so as to abut against one end of the bottom plate 4m. Then, as shown in FIGS. 9 and 10, the horizontal rail 4 in the second line is fixed to the support bracket 3 using the mounting bracket 6 and the bolt 15.
  • the long frame 12a on the downstream side in the water flow direction A of each solar cell module 5 in the second row is attached to the second base portion of the horizontal beam 4 in the second line. 4e and the second flange portion 4c, and the linear protrusions s of the upper plate 4j of the cross rail 4 are made to penetrate into the long frame 12a of the solar cell module 5 so as to be conducted.
  • the long frame 12a on the upstream side in the water flow direction A of each solar cell module 5 in the second row is placed between the first base portion 4d and the first flange portion 4b of the horizontal rail 4 on the third line.
  • the linear protrusions s of the upper plate 4f are bitten into the long frame 12a of the solar cell module 5 to be conducted.
  • FIG. 14 is a plan view showing a row of solar cell modules 5 in the solar power generation system 1 assembled in such a procedure.
  • the longer side rail 4 is longer than the length in the lateral direction X of the first and second solar cell modules 5, and ends of the first and second solar cell modules 5. The entire portion and a part of the end of the third solar cell module 5 are held. Accordingly, the three solar cell modules 5 are connected by the longer horizontal rail 4. For this reason, a connecting member for connecting the solar cell modules 5 is not required separately, and the solar cell modules 5 are not folded back, and the horizontal rail 4 and the frame 12 of the solar cell modules 5 are synergistic. To increase the rigidity and strength of the gantry.
  • each linear protrusion s of the horizontal beam 4 bites into the long frame 12a of each solar cell module 5 and becomes conductive. All of the solar cell modules 5 of the power generation system 1 can be grounded through the cross rail 4 and the grounding work is simplified.
  • the first and second base parts 4d and 4e, the standing wall part 4a, the first and second flange parts 4b and 4c, the first are provided on the horizontal rail 4 itself. Since the second recesses 4i and 4n are provided, the frame 12 of the solar cell module 5 is attached to the horizontal rail 4 by the simple procedure of FIGS. 12 (a) to 12 (d) and FIGS. 13 (a) to (d). A plurality of solar cell modules 5 can be connected and supported by one horizontal crosspiece 4. Therefore, the number of parts of the gantry is small, and the number of assembly steps is also small.
  • the frame 12 of the solar cell module 5 can be stably placed on one side of the inverted triangle, and the frame 12 of the solar cell module 5 is mounted on the first recess. It is also easy to slide from 4i to the standing wall 4a.
  • two solar cell modules 5 can be fixed adjacent to each other with the standing wall 4a interposed therebetween, and a useless space that does not contribute to solar power generation between the respective solar cell modules 5 is minimized. Can do.
  • the present invention is a solar cell module installation structure, a solar cell module installation method, a solar cell module installation bar, and a solar power generation system suitable for installing the solar cell module on a roof or the like.
  • Photovoltaic power generation system Roof 3 Support bracket 4 Horizontal beam 4a Standing wall (standing part) 4b 1st collar part 4c 2nd collar part 4d 1st base part 4e 2nd base part 4i 1st recessed part (1st recess) 4n Second recess (second recess) 5
  • Solar cell module Mounting bracket 11
  • Solar cell panel 12 Frame s Line projection

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
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PCT/JP2012/083468 2012-02-02 2012-12-25 太陽電池モジュールの設置構造、太陽電池モジュールの設置方法、太陽電池モジュール設置用桟、及び太陽光発電システム Ceased WO2013114767A1 (ja)

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US14/374,410 US20150013754A1 (en) 2012-02-02 2012-12-25 Solar cell module mounting structure, solar cell module mounting method, solar cell module mounting beam, and solar photovoltaic power generating system
CN201280071493.7A CN104170245B (zh) 2012-02-02 2012-12-25 太阳能电池模块的设置结构、太阳能电池模块的设置方法、太阳能电池模块设置用梁、以及太阳能发电系统

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CN104170245A (zh) 2014-11-26
US20150013754A1 (en) 2015-01-15
JP5963463B2 (ja) 2016-08-03
JP2013161885A (ja) 2013-08-19

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