JP6478656B2 - Roof wiring structure - Google Patents

Description

  The present invention relates to a wiring structure for a roof between solar cell modules installed adjacent to each other on the roof of a building.

  When installing solar cell modules side by side on the roof of a building, it is known to provide a space for housing wiring so that the appearance of the building can be maintained without exposing wires and the like (patented) Reference 1-5 etc.).

  For example, Patent Document 1 discloses a structure in which an inverted hat-shaped (concave) drainer is disposed between the side edges on the top side of a base plate that forms a dormitory roof, and an electric wire is accommodated in the recess. Yes.

  Patent Document 2 discloses a structure in which wiring of a solar cell module routed in a gradient direction of an inclined roof is drawn indoors from a building accessory provided in the building.

  Further, Patent Document 3 discloses a wing wrap joint for drawing a cable of a solar cell module wired up to a joint box from a wrap wrap into a room.

  Patent Document 4 discloses a structure in which a wiring frame is provided along a vertical rail for attaching a solar cell module, and wiring is performed along the vertical rail in an accommodation space formed by the wiring frame.

  On the other hand, Patent Document 5 discloses that an opening is provided on a side surface of a long base for supporting a solar cell module in order to perform wiring in a direction perpendicular to the axis of the base.

Japanese Patent Laid-Open No. 11-200574 JP 2000-282650 A Japanese Patent Laid-Open No. 11-81542 JP2013-174061A JP-A-7-153985

  However, all of the wiring structures disclosed in Patent Documents 1-5 have a structure in which the wiring is stored below the solar cell module. In such a structure where wiring is performed at a low position, it is necessary to examine drainage treatment around the wiring including the roof structure.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a roof wiring structure having high drainage treatment performance around the wiring of a solar cell module.

  To achieve the above object, a roof wiring structure according to the present invention is a roof wiring structure between solar cell modules installed adjacent to each other on a roof of a building, and the roof is formed between the solar cell modules. A ridge cover part in which a wiring base part raised above the upper surface of the wiping material is formed, a wiring accommodation part formed on the wiring base part for wiring in the extending direction, the wiring accommodation part, A blindfold cover portion that covers the ridge cover portion is provided.

  Here, between the solar cell modules, the standing wall portions of the side edges of the adjacent roofing materials are disposed to face each other, and the ridge cover portion is disposed so as to cover the pair of standing wall portions. It can be set as a structure.

  In addition, a cradle part may be provided on each side edge of the wiring base part at intervals in the extending direction, and the blind cover part may be fixed to the cradle part.

  Further, the blindfold cover portion may have a bulging portion that covers the upper portion of the wiring housing portion and a flange portion that is placed on the cradle portion provided on both sides thereof.

  Moreover, it can be set as the structure by which the through-hole for drawing out the wiring of the said wiring accommodating part is provided in the side surface of the edge part of the said blindfold cover part.

  In the wiring structure of the roof of the present invention configured as described above, the wiring base part raised above the upper surface of the roofing material is formed by the ridge cover part, and wiring is performed in the extending direction of the wiring accommodating part on the wiring base part. The electric wires of the solar cell module thus formed are covered with a blindfold cover portion.

  For this reason, even if the roof is a flat roof such as a flat roof, a high portion that becomes a ridge can be formed between the solar cell modules, and by performing wiring on the ridge-shaped portion, high drainage around the wiring Processing performance can be ensured.

  In addition, when the standing wall parts of the side edge of the roofing material adjacent between the solar cell modules are arranged facing each other, the waterproofing between the roofing materials is ensured by covering the standing wall parts with the ridge cover part. can do.

  Furthermore, if the cradles are provided on the side edges on both sides of the wiring board with an interval in the extending direction, the roofing material may be damaged by fixing the blind cover to the cradle. Can be prevented.

  Further, by providing the flange portions on both sides of the bulging portion of the blindfold cover portion covering the upper side of the wiring housing portion, the blindfold cover portion can be easily attached by placing the flange portion on the receiving base portion.

  Furthermore, by providing a through-hole for drawing out the wiring of the wiring housing portion on the side surface of the end portion of the blindfold cover portion, the wiring between the solar cell modules can be easily routed toward the joint box or the like.

It is sectional drawing which showed the structure of the wiring structure of the roof of this Embodiment. It is a figure explaining the process of attaching a ridge cover part, Comprising: (a) is a perspective view, (b) is sectional drawing seen in the AA arrow direction of (a). It is a perspective view explaining the process of wiring to the wiring stand part of a ridge cover part. It is a perspective view explaining the process of attaching a blindfold cover part. It is a perspective view explaining the structure of the edge part by the side of a blindfold cover part. It is sectional drawing which showed the structure of the wiring structure of the roof of an Example. It is a figure explaining the structure of the ridge cover part of an Example, Comprising: (a) is a top view, (b) is a side view. It is a figure explaining the structure of the ridge cover part of an Example, Comprising: (a) is a front view of a receiving metal fitting, (b) is sectional drawing seen in the BB arrow direction of FIG.7 (b). It is sectional drawing explaining the structure of the blindfold cover part of an Example.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a cross-sectional view for explaining the configuration of the roof wiring structure of the present embodiment. A plurality of solar cell modules P,... Are arranged adjacent to each other on the roof.

  The building provided with the roof described in this embodiment is a unit building, for example. The unit building is a building such as a house constructed by adjoining a plurality of building units.

  The building unit is formed in a rectangular parallelepiped shape by four column members arranged at the corners and beam members connecting the upper ends and the lower ends of the column members. When the column member and the beam member are rigidly joined by welding, the main structure of the building unit is a steel frame ramen structure.

  And the roof used as a land roof is constructed so that the upper surface of all the installed building units may be covered, for example. The roof described in the present embodiment is constructed on roof beams H, H as shown in FIG. Roof frames 1 and 1 are placed on the roof beams H and H having a substantially U-shaped cross-sectional view.

  This roof frame 1 is arranged in parallel with a space in the direction orthogonal to the plane of FIG. 1 (axial direction of the roof beam H), and between the roof frames 1 and 1 in the axial direction of the roof beam H is used as a base plate. Is closed by the field plate 11.

  The base plate 11 is supported from below by a support material 111 attached to the roof frame 1. The top surface of the field board 11 is covered with a waterproof sheet 14 such as polyethylene roofing.

  As shown in FIG. 2B, the waterproof sheet 14 is laid to the edge of the field board 11, so that the entire surface of the field board 11 is covered with the waterproof sheet 14.

  Then, the roofing material 12 is installed from above the waterproof sheet 14. The roofing material 12 is formed of, for example, a hot-dip aluminized steel sheet having excellent waterproof performance and corrosion resistance performance.

  In the roofing material 12, the standing wall portion 121 is raised substantially vertically from both side edges of a rectangular flat plate portion that is superimposed on the field board 11. Further, the upper edge portion 122 projects from the upper end of the standing wall portion 121 toward the inside at a substantially right angle. These are formed by bending a single plate material.

  And the solar cell module P is installed in this roof. As shown in FIG. 1, mounting brackets 13 for fixing the solar cell module P to the roof frame 1 are attached to both side edges of the solar cell module P.

  The roof wiring structure of the present embodiment is constructed across building units. That is, the adjacent roof beams H, H shown in FIG. 1 are arranged at the edges of the building units arranged adjacent to each other.

  Further, the end portions of the roof frames 1 and 1 are placed on the roof beams H and H, respectively. And the wiring structure of a roof is provided so that the clearance gap between the standing wall parts 121 and 121 on the side edge of the opposing baseplates 11 and 11 may be block | closed.

  In addition, the position where the roof wiring structure is provided is also between the solar cell modules P and P installed adjacent to each other. The lead-out cable P1 of each solar cell module P is connected to the lead-out cable P2.

  The wiring structure of the roof of the present embodiment is provided between the end edges of the solar cell modules P, P, and routing cables P2,... Connected to the plurality of solar cell modules P,. Be contained.

  The wiring structure of the roof includes a ridge cover portion 2 in which a wiring base portion 21 raised above the upper surface of the roofing material 12 is formed, a wiring housing portion 30 formed on the wiring base portion 21, and a wiring housing. It is mainly comprised by the blindfold cover part 3 which covers the part 30 and the ridge cover part 2. FIG.

  As shown in FIG. 2, the ridge cover portion 2 includes a wiring base portion 21 that is formed in a flat plate shape and is substantially rectangular in plan view, and receiving base portions 22 that are provided on both side edges on the wiring base portion 21. 22 mainly.

  The wiring base portion 21 is formed with hanging portions 23 and 23 suspended from both side edges and end wall portions 24 and 24 raised from the ends in the extending direction. A plurality of routing cables P2,... Are wired on the wiring base 21 as shown in FIG.

  The cradle part 22 provided on the wiring board part 21 is formed in Ω shape as shown in FIG. The blindfold cover part 3 is placed on the upper surface of the cradle part 22. For this reason, a hole 222 used for joining with the blindfold cover part 3 is formed in the upper surface of the cradle part 22.

  Further, both sides of the cradle part 22 are joined to the wiring board part 21 by rivets 221 and 221. As shown in FIG. 4, the cradle part 22 is provided at intervals in the extending direction of the wiring board part 21. For example, the cradle part 22, ... is provided in three places (six places on both sides) with respect to the length of the edge of one solar cell module P.

  The blindfold cover portion 3 attached to the pedestal portion 22 is mainly configured by a bulging portion 31 having a cross-sectional gate shape covering the upper side of the wiring accommodating portion 30 and flange portions 32 and 32 projecting on both sides thereof. The

  The flange portion 32 is placed on the cradle portion 22,... And joined by the drill screws 33,. The tip of the drill screw 33 is screwed into the hole 222 of the cradle part 22.

  Between the blindfold cover part 3 and the wiring base part 21 attached in this manner, a wiring accommodating part 30 is formed as shown by a virtual line (two-dot chain line) in FIG. A plurality of routing cables P2,... Can be wired in the wiring housing portion 30.

  Moreover, as shown in FIG. 5, the through-holes 35 and 35 are provided in the edge part 34 of the blindfold cover part 3 which protrudes to the collar part 15 side of a roof. This through hole 35 is a hole for drawing out the routing cables P <b> 2,... Wired in the wiring housing portion 30, and is provided on the side surface 34 a of the end portion 34.

  A connector 35a is attached to the through hole 35, and a flexible tube (PF tube) made of synthetic resin is connected thereto. That is, the routing cables P2,... Wired in the blindfold cover 3 are drawn out from the through holes 35 and 35 and are wired in the protective tubes 36 and 36 without being exposed to the outside as they are.

  Next, the solar cell module P wiring method using the roof wiring structure of the present embodiment and the operation of the roof wiring structure will be described.

  To the solar cell modules P,... Arranged on the roof, routing cables P2,... Serving as electric trunks for transmitting the electric power generated thereby are connected.

  The routing cables P2,... Are wired along the end edges of the solar cell modules P, P. As shown in FIG. 2, the end portions of the roof frames 1 and 1 and the field plates 11 and 11 are arranged between the edges of the solar cell modules P and P where this wiring is performed.

  Between the waterproof sheets 14, 14 laid on the respective field boards 11, 11 is closed by the connection cover 141 and water-stopped. Further, a water stop treatment is performed on the corner portion of the upper edge 122 of the roofing material 12 by the water stop agent 142.

  And as shown in FIG.2 (b), the ridge cover part 2 is lowered | hung so that between the opposing standing wall parts 121 and 121 used as the side edge of the adjacent roofing materials 12 and 12 may be covered. The ridge cover portion 2 is joined to the upper edge portion 122 of the standing wall portion 121 by rivets 25 that are driven into the wiring base portion 21.

  Further, as shown in FIG. 2A, the end wall portion 24 of the ridge cover portion 2 has rivets 25, against the side surfaces of the upper edge portions 122, 122 raised along the roof frame 1, 1. 25.

  As shown in FIG. 3, routing cables P2,... Are routed on the wiring base 21 of the ridge cover 2 raised above the roofing materials 12, 12. .

  Then, after wiring the routing cables P2,..., As shown in FIG. 4, the flange portions 32, 32 of the blindfold cover portion 3 are placed on the receiving portions 22,. ... Screwed into the hole 222 of the pedestal 22 to join.

  Further, as shown in FIG. 5, the routing cables P2,... Wired up to the end 34 of the blind cover 3 are drawn out from the connectors 35a, 35a of the through holes 35, 35 to the joint box. Wiring is performed on the flange portion 15 (not shown).

  In the roof wiring structure of the present embodiment constructed in this way, the wiring base part 21 raised above the upper surface of the roofing material 12 is formed by the ridge cover part 2, and the wiring base part 21 is above the wiring base part 21. The routing cables P <b> 2,... Of the solar cell module P wired in the wiring housing part 30 are covered with the blindfold cover part 3.

  For this reason, even if the roof is a flat roof such as a flat roof, a high portion that becomes a ridge can be formed between the solar cell modules P and P. High wastewater treatment performance can be ensured.

  Further, since the routing cables P2,... Are covered with the blindfold cover portion 3, deterioration due to ultraviolet rays or the like can be prevented.

  Furthermore, if the wiring accommodating part 30 is provided between the linear solar cell modules P and P, orderly wiring can be performed, and the cable can be prevented from being disturbed.

  Moreover, the gap between the roofing materials 12 and 12 adjacent to the solar cell modules P and P is covered with the ridge cover portion 2 so that the standing wall portions 121 and 121 on the side edges of the roofing materials 12 and 12 face each other. Aqueous property can also be secured.

  Further, if the cradle portions 22,... Are provided on the side edges on both sides of the wiring pedestal portion 21 at intervals in the extending direction, the blindfold cover portion 3 is provided on the cradle portions 22,. By fixing, the roofing material 12 and the waterproof sheet 14 are not damaged, and the waterproof performance of the roof can be prevented from being lowered.

  Moreover, by providing the flange parts 32 and 32 on both sides of the bulging part 31 of the blindfold cover part 3 which covers the upper part of the wiring accommodating part 30, by placing the flange parts 32 and 32 on the receiving parts 22 and so on. The blind cover cover 3 can be easily attached.

  Further, by pulling out the routing cables P2,... Wired in the wiring housing portion 30 from the through holes 35, 35 in the side surface 34a of the end portion 34 of the blindfold cover portion 3, the joint box (not shown) or the like can be obtained. Easy wiring can be performed.

  Hereinafter, the wiring structure of the roof according to an embodiment different from the above-described embodiment will be described with reference to FIGS. The description of the same or equivalent parts as the contents described in the above embodiment will be described with the same terms or the same reference numerals.

  In the said embodiment, although the wiring structure of the roof provided above the location which has a clearance gap between the field boards 11 and 11 was demonstrated, the field boards 11, such as the center of a building unit, are continuing in a present Example. The wiring structure of the roof provided at the location will be described.

  That is, as shown in FIG. 6, the solar cell modules P and P are installed at intervals in places where the field board 11 and the roofing material 12 are continuously arranged with respect to the continuous roof frame 1.

  And the wiring structure of the roof for wiring the routing cables P2, ... of the solar cell modules P, ... is provided between the edges of the solar cell modules P, P installed adjacent to each other.

  The roof wiring structure of the present embodiment includes a ridge cover portion 4 in which a wiring base portion 41 raised above the upper surface of the roofing material 12 is formed, and a wiring housing portion 50 formed on the wiring base portion 41. The blindfold cover portion 5 that covers the wiring housing portion 50 and the ridge cover portion 4 is mainly configured.

  The ridge cover part 4 is installed in a raised state on a base part 40 installed on the roofing material 12. FIG. 7A shows a plan view of the ridge cover portion 4, and FIG. 7B shows a side view of the ridge cover portion 4.

  The ridge cover portion 4 is mainly composed of a flat plate-shaped wiring base portion 41 formed in a substantially rectangular shape in plan view, and a receiving metal fitting 42 attached at intervals in the extending direction of the wiring base portion 41. Is done.

  The wiring base 41 is formed with hanging portions 43 and 43 that are suspended from both side edges and end wall portions 44 and 44 that are raised from the ends in the extending direction. On the wiring base 41, a plurality of routing cables P2,.

  As shown in FIG. 8 (a), the receiving metal fitting 42 attached on the wiring board part 41 has a single belt-like shape with the receiving parts 421 and 421 on both sides and the concave part 422 between the receiving parts 421 and 421. It is formed by bending a steel plate.

  The cradle part 421 has an upper surface formed on an inclined surface that descends from the recessed part 422 side toward the side edge side, and an attachment piece 423 projecting toward the recessed part 422 side is formed at the lower end of the side edge.

  As shown in FIG. 8B, the attachment pieces 423 and 423 on both side edges of the metal fitting 42 are placed on the side edges of the wiring base 41 and joined by rivets 424 and 424.

  Further, as shown in FIG. 7A, holes 425 and 425 used for joining the blindfold cover portion 5 are drilled on the inclined upper surface of the pedestal portion 421 on the concave portion 422 side and the side edge side. .

  As shown in FIG. 7, the receiving metal fitting 42 on which the receiving base portions 421 and 421 are formed is provided at intervals in the extending direction of the wiring base portion 41. For example, the receiving brackets 42,... Are attached to the four wiring base portions 41 at four locations.

  As shown in FIG. 9, the blind cover portion 5 attached to the metal fitting 42 includes a gable roof-like bulged portion 51 covering the upper portion of the wiring housing portion 50 and flange portions provided on both sides thereof with a downward slope. 52 and 52, and drooping parts 54 and 54 suspended from the side edges thereof.

  The flange portion 52 is formed in the same shape as the upper surface of the cradle portion 421. And the cradle part 421 and the flange part 52 piled up on it are joined by the drill screw 53, ... as shown in FIG. The tip of the drill screw 53 is screwed into the hole 425 of the cradle part 421.

  In the wiring structure of the roof of the present embodiment constructed in this way, the wiring base part 41 raised from the upper surface of the roofing material 12 is formed by the base part 40 and the building cover part 4, and the wiring base part. The routing cables P <b> 2,...

  For this reason, even if the roof is a flat roof such as a flat roof, a high portion that becomes a ridge can be formed between the solar cell modules P and P. High wastewater treatment performance can be ensured.

  Other configurations and functions and effects are substantially the same as those in the above-described embodiment, and thus description thereof is omitted.

  The embodiment of the present invention has been described in detail above with reference to the drawings. However, the specific configuration is not limited to this embodiment or example, and the design changes are within the scope of the present invention. Are included in the present invention.

  For example, in the embodiments and examples described above, the case where the wiring structure is provided on the flat roof of the unit building has been described. However, the present invention is not limited to this, and the roof of the building constructed by other prefabricated methods or conventional methods The roof wiring structure of the present invention can also be applied. Further, the roof is not limited to a flat roof, and can be applied to an inclined roof.

DESCRIPTION OF SYMBOLS 12 Roofing material 121 Standing wall part 2 Building cover part 21 Wiring base part 22 Receiving base part 3 Blindfold cover part 30 Wiring accommodating part 31 Expansion part 32 Flange part 34 End part 34a Side surface 35 Through-hole 4 Building cover part 41 Wiring base part 421 Receiving part 5 Blindfold cover part 50 Wiring accommodating part 51 Swelling part 52 Flange part P Solar cell module P2 Route cable (wiring)

Claims (4)

The wiring structure of the roof between solar cell modules installed adjacent to the roof of the building,
A ridge cover portion formed with a wiring base portion raised above the upper surface of the roofing material along the solar cell module,
A wiring housing portion formed on the wiring base portion for wiring in the extending direction;
A blindfold cover portion covering the wiring housing portion and the ridge cover portion ;
A wiring structure for a roof , wherein a cradle portion is provided on each side edge of the wiring pedestal portion at an interval in an extending direction, and the blindfold cover portion is fixed to the cradle portion .   Between the solar cell modules, the standing wall portions of the side edges of the adjacent roofing materials are arranged to face each other, and the ridge cover portion is arranged so as to cover the paired standing wall portions. The roof wiring structure according to claim 1, wherein: The roof according to claim 1 or 2 , wherein the blindfold cover portion includes a bulging portion that covers an upper portion of the wiring housing portion and a flange portion that is placed on the cradle portion provided on both sides thereof. Wiring structure.   The roof wiring structure according to any one of claims 1 to 3, wherein a through-hole for drawing out the wiring of the wiring housing portion is provided on a side surface of the end portion of the blindfold cover portion.