INSTALLATION STRUCTURE OF SOLAR CELL MODULE

• US 20110239546A1
• Filed: 04/01/2010
• Published: 10/06/2011
• Est. Priority Date: 04/01/2010
• Status: Active Grant

• Current Assignee: Yanegijutsukenkyujo Co., Ltd.
• Original Assignee: Yanegijutsukenkyujo Co., Ltd.
• Inventors: Kobayashi, Shuichi, Yamauchi, Kenji, Tsuzuki, Joji
• Granted Patent: US 8,495,839 B2
• Time in Patent Office: Days
• US Class Current: 52/11
• CPC Class Codes: F24S 2020/13 Overlaying arrangements similar to roof tiles
• CPC Class Codes: F24S 2025/021 Sealing means between support elements and mounting surface
• CPC Class Codes: F24S 2025/022 Sealing means between support elements, e.g. overlapping arrangements; Gap closing arrangements
• CPC Class Codes: F24S 2025/6007 by using form-fitting connection means, e.g. tongue and groove
• CPC Class Codes: F24S 25/20 Peripheral frames for modules
• CPC Class Codes: F24S 25/61 for fixing to the ground or to building structures
• CPC Class Codes: F24S 25/632 Side connectors; Base connectors
• CPC Class Codes: F24S 25/636 clamping by screw-threaded elements
• CPC Class Codes: F24S 25/67 for coupling adjacent modules or their peripheral frames for fixing modules or their peripheral frames to supporting elements F24S25/63
• CPC Class Codes: F24S 40/44 Draining rainwater or condensation
• CPC Class Codes: H02S 20/23 specially adapted for roof structures
• CPC Class Codes: Y02B 10/10 Photovoltaic [PV]
• CPC Class Codes: Y02B 10/20 Solar thermal
• CPC Class Codes: Y02E 10/47 Mountings or tracking
• CPC Class Codes: Y02E 10/50 Photovoltaic [PV] energy

Abstract

An installation structure of a solar cell module comprising: a solar cell module including a solar panel, an eaves-side frame in a long shape holding an edge on an eaves side, a ridge-side frame in a long shape holding an edge on a ridge side opposite to the edge on the eaves side, and a lateral frame in a long shape holding edges of the solar panel different from the above edges; and a fixing member fixed to a predetermined structural member in a roof at a position on a ridge side further than the ridge-side frame and configured to prevent the ridge-side frame from moving towards the ridge side of the roof and in a direction perpendicular to a surface of the solar panel, the eaves-side frame of another solar cell module being positioned above the ridge-side frame and supported by the fixing member from outside.

Claims

1. An installation structure of a solar cell module, comprising:

a solar cell module including

a solar panel whose outline is rectangular and flat in shape,

an eaves-side frame in a long shape holding an edge on an eaves side of the solar panel,

a ridge-side frame in a long shape holding an edge on a ridge side of the solar panel, the edge on the ridge side being opposite to the edge on the eaves side across the solar panel, and

a lateral frame in a long shape holding edges of the solar panel, the edges being different from the edges held by the eaves-side frame and the ridge-side frame; and

a fixing member fixed to a predetermined structural member included in a roof at a position on a ridge side further than the ridge-side frame of the solar cell module, the fixing member configured to prevent the ridge-side frame from moving towards the ridge side of the roof and in a direction perpendicular to a surface of the solar panel,

the eaves-side frame of another solar cell module being positioned above the ridge-side frame prevented by the fixing member from moving, and being supported by the fixing member from outside.

2. The installation structure of a solar cell module according to claim 1, wherein the lateral frame of the solar cell module includes:

a locking groove in a predetermined cross-sectional shape, the locking groove being open to an outside flank and extending in a longitudinal direction; and

a suspension groove formed on a solar panel side further than the locking groove and on a side below the solar panel, the suspension groove extending in a longitudinal direction, and being open to either one of a side of an outside flank or a side opposite thereto, and wherein

the installation structure of a solar cell module further comprises;

an elastic member in a long shape including a locking part configured to be locked by the locking groove of the lateral frame, and an elastic part having the locking part on one flank; and

a gutter member in a box shape whose eaves side and upper side are open and are longer than the lateral frame locked by the elastic member, the gutter member including a suspension piece configured to be inserted into the suspension groove of at least one of the lateral frames adjacent to an upper part of the gutter member, and wherein

in a state where the locking part of the elastic member is locked by the locking groove of the lateral frame, and where the lateral frame of another solar cell module abuts a flank of the elastic member opposite to the locking part such that an elastic force acts on the elastic member,

the gutter member is supported by the lateral frames with the suspension pieces of the gutter member inserted into the respective suspension grooves of the lateral frames opposite to each other between the elastic member.

4. The installation structure of a solar cell module according to claim 1, wherein

the ridge-side frame of the solar cell module includes an opening extending in a longitudinal direction on an outside flank, and wherein

the fixing member includes:

a body part in a rectangular cross-sectional shape having an abutment surface abutting a flank of the ridge-side frame;

an insertion piece projecting from a predetermined position of the abutment surface of the body part in a direction substantially perpendicular to the abutment surface, the insertion pieces configured to be inserted into the opening of the ridge-side frame; and

a fixing piece extending from a bottom surface of the body part in a direction opposite to a direction in which the insertion piece extends, the fixing piece configured to be fixed to a predetermined structural member.

6. The installation structure of a solar cell module according to claim 1, wherein

the eaves-side frame of the solar cell module includes a supporting piece extending outward from a bottom edge of an outside flank in substantially the same direction as a direction in which the solar panel extends, the supporting piece having a plurality of through holes passing therethrough at predetermined positions in a longitudinal direction, and wherein

the fixing member includes a T groove in an inverted T cross-sectional shape arranged on a ridge side further than the ridge-side frame, the T groove extending in a longitudinal direction, and being open on an upper side, and wherein

the installation structure of a solar cell module further comprises:

a fastener including

a bolt having a cylindrical male screw in a cylindrical shape configured to pass through an open portion of the T groove, and a head formed at one end of the male screw configured to slide inside the T groove and configured not to rotate; and

a nut configured to be screwed to the male screw of the bolt, and wherein

in a state where the head of the bolt is inserted into the T groove so that the male screw of the bolt in the fastener projects outward from the open portion of the T groove and the male screw projecting upward from the fixing member is caused to pass through the through-hole of the supporting piece in the eaves-side frame, the eaves-side frame is supported by the fixing member by the nut screwed to the male screw.

8. The installation structure of a solar cell module according to claim 1, wherein

the solar cell module includes a fastening part on an outside flank of the eaves-side frame and a second opening extending in a longitudinal direction on an outside flank of the eaves-side frame, and wherein

the installation structure of a solar cell module further comprises a link member in a long shape along the eaves-side frame including a base edge configured to be inserted into the second opening, and a tip part projecting above the ridge-side frame when the link member is inserted into the second opening of the ridge-side frame and having a through-hole formed at a position corresponding to the fastening part of the eaves-side frame, and wherein

in a state where the base edge of the link member is inserted into the second opening of the ridge-side frame and an outside flank of the eaves-side frame abuts the tip part, the eaves-side frame is supported by a predetermined fastener fastened to the fastening part of the eaves-side frame through the through-hole of the tip part.

10. The installation structure of a solar cell module according to claim 1, further comprising a water-resistant waterproof member in a long shape including an elastic member, the waterproof member arranged between the ridge-side frame of the solar cell module on the eaves side and the eaves-side frame of the solar cell module on the ridge side, both supported by the fixing member.

3. An installation structure of a solar cell module, comprising:

a solar cell module including

a solar panel whose outline is rectangular and flat in shape, an eaves-side frame in a long shape holding an edge on an eaves side of the solar panel,

a ridge-side frame in a long shape holding an edge on a ridge side of the solar panel, the edge on the ridge side being opposite to the edge on the eaves side across the solar panel, and

a lateral frame in a long shape including a locking groove in a predetermined cross-sectional shape and a suspension groove formed on a solar panel side further than the locking groove and on a side below the solar panel, the locking groove being open to an outside flank and extending in a longitudinal direction, the suspension groove extending in a longitudinal direction and being open to either one of a side of a flank face or a side opposite thereto;

a fixing member fixed to a predetermined structural member included in a roof at a position on a ridge side further than the ridge-side frame of the solar cell module, the fixing member configured to support the ridge-side frame of the solar cell module and the eaves-side frame of another solar cell module;

an elastic member in a long shape including a locking part configured to be locked by the locking groove of the lateral frame of the solar cell module supported by the fixing member, and an elastic part having the locking part on one flank; and

a gutter member in a box shape whose eaves side and upper side are open and are longer than the lateral frame locked by the elastic member, the gutter member including a suspension piece configured to be inserted into the suspension groove of at least one of the lateral frames adjacent to an upper part of the gutter member,

in a state where the locking part of the elastic member is locked by the locking groove of the lateral frame, and where the lateral frame of another solar cell module abuts a flank of the elastic member opposite to the locking part such that an elastic force acts on the elastic member,

the gutter member being supported by the lateral frames with the suspension pieces of the gutter member inserted into the respective suspension grooves of the lateral frames opposite to each other between the elastic member.

5. The installation structure of a solar cell module according to claim 3, wherein

the ridge-side frame of the solar cell module includes an opening extending in a longitudinal direction on an outside flank, and wherein

the fixing member includes:

a body part in a rectangular cross-sectional shape having an abutment surface abutting a flank of the ridge-side frame;

an insertion piece projecting from a predetermined position of the abutment surface of the body part in a direction substantially perpendicular to the abutment surface, the insertion pieces configured to be inserted into the opening of the ridge-side frame; and

a fixing piece extending from a bottom surface of the body part in a direction opposite to a direction in which the insertion piece extends, the fixing piece configured to be fixed to a predetermined structural member.

7. The installation structure of a solar cell module according to claim 3, wherein

the eaves-side frame of the solar cell module includes a supporting piece extending outward from a bottom edge of an outside flank in substantially the same direction as a direction in which the solar panel extends, the supporting piece having a plurality of through holes passing therethrough at predetermined positions in a longitudinal direction, and wherein

the fixing member includes a T groove in an inverted T cross-sectional shape arranged on a ridge side further than the ridge-side frame, the T groove extending in a longitudinal direction, and being open on an upper side, and wherein

the installation structure of a solar cell module further comprises:

a fastener including

a bolt having a male screw in a cylindrical shape configured to pass through an open portion of the T groove, and a head formed at one end of the male screw configured to slide inside the T groove and configured not to rotate; and

a nut configured to be screwed to the male screw of the bolt, and wherein

in a state where the head of the bolt is inserted into the T groove so that the male screw of the bolt in the fastener projects outward from the open portion of the T groove and the male screw projecting upward from the fixing member is caused to pass through the through-hole of the supporting piece in the eaves-side frame, the eaves-side frame is supported by the fixing member by the nut screwed to the male screw.

9. The installation structure of a solar cell module according to claim 3, wherein

the solar cell module includes a fastening part on an outside flank of the eaves-side frame and a second opening extending in a longitudinal direction on an outside flank of the eaves-side frame, and wherein

the installation structure of a solar cell module further comprises a link member in a long shape along the eaves-side frame including a base edge configured to be inserted into the second opening, and a tip part projecting above the ridge-side frame when the link member is inserted into the second opening of the ridge-side frame and having a through-hole formed at a position corresponding to the fastening part of the eaves-side frame, and wherein

in a state where the base edge of the link member is inserted into the second opening of the ridge-side frame and an outside flank of the eaves-side frame abuts the tip part, the eaves-side frame is supported by a predetermined fastener fastened to the fastening part of the eaves-side frame through the through-hole of the tip part.

11. The installation structure of a solar cell module according to claim 3, further comprising a water-resistant waterproof member in a long shape including an elastic member, the waterproof member arranged between the ridge-side frame of the solar cell module on the eaves side and the eaves-side frame of the solar cell module on the ridge side, both supported by the fixing member.