JP6034212B2 - Solar cell module mounting structure and mounting auxiliary jig - Google Patents

Description

  The present invention relates to an attachment structure for attaching a solar cell module to a flat roof such as a folded roof having a plurality of convex portions, and an attachment auxiliary jig used in the attachment structure.

  Conventionally, a plurality of attachment structures for attaching a solar cell module to a flat roof such as a folded roof having a plurality of convex portions have been proposed and put into practice.

  For example, the mounting structure of the solar cell module disclosed in Patent Document 1 is easy to mount and can be supported by easily adjusting the angle and height according to the installation angle of the solar cell module. is there.

JP 2009-91825 A

  However, although the above-described solar cell module mounting structure disclosed in Patent Document 1 has the above-described excellent effects, it has not taken into account the securing of structural strength that can withstand a snow load in a snowy area.

  Therefore, an object of the present invention is to provide a solar cell module mounting structure that takes into account the securing of structural strength that can withstand a snow load in a snowy area, and a mounting auxiliary jig used in this mounting structure.

  In order to achieve the above object, the solar cell module mounting structure of the present invention is a solar cell module mounting structure for mounting a solar cell module on a flat roof having a plurality of convex portions, and the flat roof The solar cell module is supported by a mounting jig that includes a clamping part that sandwiches the convex part of the above, a support provided so as to rise from the clamping part, and a columnar mounting auxiliary jig that is made of a section steel, It is attached to a flat roof.

  Here, it is preferable that a plurality of the mounting auxiliary jigs are used.

  Moreover, it is good for the said some attachment auxiliary jigs to be connected with the connection material.

  Furthermore, the position of the lower end part of the said mounting auxiliary jig which touches the said flat roof is good in it being substantially right above the support material of the said flat roof.

  Further, the convex part of the flat roof sandwiched by the sandwiching part of the mounting jig is a portion of a joint cover provided for waterproofing between ends of roof members constituting the flat roof. Also good.

  The solar cell module mounting auxiliary jig of the present invention is a solar cell module mounting auxiliary jig that is used together with the mounting jig and for mounting the solar cell module on a flat roof having a plurality of convex portions. The solar cell module is supported by a portion, and a columnar shape made of a shape steel is used to transmit the load of the solar cell module to the flat roof at a lower end portion.

  Here, the upper end portion of the attachment auxiliary jig may be processed at an inclination angle substantially the same as the inclination of the solar cell module to be supported.

  In addition, an elastic body may be provided at the lower end of the attachment auxiliary jig.

  Such a solar cell module mounting structure of the present invention is a solar cell module mounting structure for mounting a solar cell module on a flat roof having a plurality of convex portions.

  The solar cell module is supported by a mounting jig composed of a sandwiching section that sandwiches the convex part of the flat roof, a support provided so as to stand up from the sandwiching section, and a columnar mounting auxiliary jig made of section steel. It is set as the structure attached to the flat roof.

  Since it becomes the above-mentioned structure, it becomes strong with respect to the compressive force from the upper part by an attachment auxiliary jig, Therefore The structural strength which can endure the snow load in a snowy place can be ensured, and a solar cell module can be attached.

  Note that, depending on the mounting jig, the solar cell module can withstand the normal load, and is also strong against the tensile force caused by the wind load.

  Here, when multiple mounting aids are used, it is possible to secure a structural strength that can withstand snow load more reliably by arranging multiple mounting aids in consideration of the maximum snow cover. can do.

  Moreover, when the some attachment auxiliary | assistant jig | tool is connected with the connection material, it becomes difficult to roll a solar cell module by a connection material.

  Furthermore, when the position of the lower end portion of the auxiliary mounting jig in contact with the flat roof is substantially directly above the flat roof support, the position directly above the flat roof support is high in strength. The roof can be made difficult to damage.

  In addition, when the convex portion of the flat roof sandwiched by the sandwiching portion of the mounting jig is a portion of a joint cover provided for waterproofing between the ends of the roof members constituting the flat roof, the roof member The joint cover portion provided for waterproofing between the end portions can be effectively used as a convex portion that is clamped by the clamping portion of the mounting jig.

  Such a solar cell module mounting auxiliary jig of the present invention is a solar cell module mounting auxiliary jig used together with the mounting jig for mounting the solar cell module on a flat roof having a plurality of convex portions. .

  And it is set as the column-shaped structure which consists of a shape steel which supports a solar cell module in an upper end part, and transmits the load of a solar cell module to a flat roof at a lower end part.

  Since it becomes the above-mentioned composition, since it becomes strong to compressive force from the upper part, the structural strength which can endure the snow load in a snowy place can be secured, and a solar cell module can be attached.

  Here, when the upper end portion of the mounting auxiliary jig is processed at an inclination angle substantially the same as the inclination of the solar cell module to be supported, the upper end portion of the mounting auxiliary jig is not interposed without a special separate member. The solar cell module can be easily fixed to.

  In addition, when an elastic body is provided at the lower end portion of the mounting auxiliary jig, the elastic body prevents the lower end portion of the mounting auxiliary jig from damaging the surface of the flat roof. Can be prevented.

It is explanatory drawing which shows schematic structure of the attachment structure of the solar cell module of an Example. It is the perspective view which looked at the solar cell module from the lower side. It is an AA arrow directional cross-sectional view in FIG. It is explanatory drawing which shows schematic structure of the attachment jig by the side of the short length of an Example. It is a figure which shows the clamping metal fitting which comprises the attachment jig | tool of an Example, Comprising: (a) is a front view, (b) is a side view. It is explanatory drawing which shows schematic structure of the attachment jig | tool of the elongate side of an Example. It is a figure which shows the short side attachment auxiliary jig of an Example, Comprising: (a) is a front view, (b) is a B direction arrow line view in (a), (c) is a top view. And (d) is a cross-sectional view taken along line CC in (a). It is a figure which shows the elongate attachment auxiliary jig | tool of an Example, Comprising: (a) is a front view, (b) is a D direction line arrow view in (a), (c) is a top view (D) is a cross-sectional view taken along line EE in (a).

  DESCRIPTION OF EMBODIMENTS Hereinafter, modes for carrying out the present invention will be described based on examples shown in the drawings.

  First, the configuration of the embodiment will be described.

  FIG. 1 shows a schematic configuration of a solar cell module mounting structure according to an embodiment.

  The solar cell module mounting structure of this embodiment is for mounting the solar cell module 1 on a flat roof 2 having a plurality of convex portions 2a,...

  These convex portions 2a,... Are not shown in detail, but in order to waterproof joints formed between the end portions of the roof plates 21,. It is formed of the joint cover provided.

  The solar cell module 1 is supported by the mounting jigs 3A, 3A, 3B, 3B and the mounting auxiliary jigs 4A,.

  Specifically, as shown in FIG. 2, the mounting jigs 3A, 3A, 3B, 3B are provided in the vicinity of the four corners of the solar cell module 1, and the mounting auxiliary jigs 4A,. Is provided on the inner side.

  Here, the short side mounting auxiliary jigs 4A provided in the vicinity of the short side mounting jigs 3A, 3A of the solar cell module 1 mounted at an angle are the longitudinal direction of the solar cell module 1. It is attached on a long reinforcing substrate 5 provided between the frame members.

  The two outer mounting auxiliary jigs 4A and 4A are attached via the tip of the mounting piece 32 as a support for the mounting jig 3A, and the remaining mounting auxiliary jigs 4A, 4A and 4A are In order to be able to use the same thing, it is attached via a spacer having substantially the same thickness as the attachment piece 32.

  Further, the long side mounting auxiliary jigs 4B provided in the vicinity of the long side mounting jigs 3B, 3B of the solar cell module 1 mounted in an inclined manner are also the length of the solar cell module 1. It is attached on a long reinforcing substrate 5 provided between the frame members in the direction.

  The outer two auxiliary mounting jigs 4B and 4B are mounted via the tip of the mounting piece 32 as a support for the mounting jig 3B, and the remaining mounting auxiliary jigs 4B, 4B and 4B are In order to be able to use the same thing, it is attached via a spacer having substantially the same thickness as the attachment piece 32.

  Further, the side surfaces of the middle part of the long side mounting auxiliary jigs 4B,... Are connected by a long connecting member 6 having a substantially L-shaped cross section for preventing rolling.

  As shown in FIG. 3, the mounting jigs 3A, 3A, 3B, 3B and the mounting auxiliary jigs 4A,. , ... is just above.

  Next, details of the mounting jigs 3A and 3B and the mounting auxiliary jigs 4A and 4B will be described.

  First, as shown in FIG. 4, the short-side mounting jig 3 </ b> A includes a holding metal fitting 31 attached to the convex portion 2 a formed by the joint cover 21 a portion of the flat roof 2, and a lower portion on the holding metal fitting 31. The mounting piece 32 as a support body of the solar cell module 1 that pushes in, and the clamp part 31 and the bolt part 33 attached to the through holes 314 and 322 of the mounting piece 32 are provided.

  As shown in FIGS. 5 (a) and 5 (b), the sandwiching metal 31 includes a pair of sandwiching portions 311 and 311 disposed with the convex portion 2a of the flat roof 2 sandwiched therebetween, and one sandwiching portion. A connecting portion 312 extending upward from the upper edge of the portion 311 and being folded back and connected to the upper edge of the other sandwiching portion 311, and a slit-like insertion opening that opens a part of the folded portion 312 a of the connecting portion 312 313 and a through hole 314 penetrating through two opposing surfaces of the connecting portion 312 are provided.

  Further, the attachment piece 32 is a metal fitting formed in an approximately L shape in a side view, and a flat plate portion extending in the vertical direction becomes an insertion portion 321, and is extended obliquely upward from the upper edge of the insertion portion 321. The flat plate portion is a pedestal portion 323 on which the solar cell module 1 is placed.

  The insertion portion 321 is formed with a through hole 322 at a position where the insertion portion 321 communicates with the through hole 314 of the connecting portion 312 when the insertion portion 321 is inserted into the holding metal fitting 31.

  That is, through-holes 314 and 322 are formed through the two opposing surfaces of the connecting portion 312 of the holding metal fitting 31 and the insertion portion 321 of the attachment piece 32.

  In addition, the pedestal portion 323 is provided with mounting holes 324, 325, 325 penetrating in the vertical direction, and is used for mounting the solar cell module 1.

  That is, the pedestal portion 323 is formed at an angle corresponding to the installation angle of the solar cell module 1, and the solar cell module 1 is screwed into a bolt (not shown) from below the mounting holes 324, 325, 325. Is supported on the surface from below.

  The attachment hole 324 on the distal end side is also used for attaching the attachment auxiliary jig 4A on the outer short side.

  The bolt portion 33 includes a bolt 331 that is inserted into the through hole 314 of the connecting portion 312 and the through hole 322 of the attachment piece 32, and a nut 332 that is screwed to the bolt 331.

  Next, as shown in FIG. 6, the long side mounting jig 3 </ b> B is only slightly different from the short side mounting jig 3 </ b> A in the portion of the mounting piece 32 as a support.

  That is, the insertion portion 321 that is a flat plate portion extending in the vertical direction is longer, and the pedestal portion 323 on which the solar cell module 1 that is a flat plate portion extending from the upper edge of the insertion portion 321 is placed is oblique. It is different that it is going downward.

  Next, as shown in FIGS. 7 (a) to 7 (d), the short side mounting auxiliary jig 4A is a columnar main body portion of a grooved steel made up of flange portions 41, 41 and a web portion 42. 40.

  Here, a lower end plate 43 is formed at a lower end portion of the main body portion 40 by bending a portion where the web portion 42 is extended substantially horizontally.

  The lower end plate 43 is configured to overcome the flange portions 41 and 41 so as to transmit the load of the solar cell module 1 on the surface.

  Note that notches are provided at both ends of the bent portion of the lower end plate 43 so as to be easily bent.

  Further, an elastic body 44 such as rubber packing is attached to the lower surface of the lower end plate 43.

  Further, an upper end plate 45 is formed on the upper end portion of the main body portion 40 by bending the portion where the web portion 42 is extended obliquely upward according to the installation angle of the solar cell module 1.

  The upper end plate 45 does not dare to overcome the flange portions 41, 41 so as to easily absorb installation errors of the solar cell module 1 and the like.

  Further, the upper end plate 45 is provided with a mounting hole 451 penetrating in the vertical direction, and is used for mounting with a bolt screwed from the lower side of the solar cell module 1.

  The upper end portions of the flange portions 41 and 41 are also cut in accordance with the inclination angle of the upper end plate 45.

  Next, as shown in FIGS. 8A to 8D, the long side mounting auxiliary jig 4B is only slightly different from the main body 40.

  That is, the flange portions 41 and 41 and the web portion 42 constituting the main body 40 are longer, and the upper end plate bends the portion where the web portion 42 is extended obliquely downward according to the installation angle of the solar cell module 1. It is different that it is formed.

  Further, the web portion 42 is different in that an attachment hole 421 for attaching the connecting material 6 with a bolt or the like is provided.

  Next, functions and effects of the embodiment will be described.

  The solar cell module mounting structure of such an embodiment is a solar cell module mounting structure for mounting the solar cell module 1 to the flat roof 2 having a plurality of convex portions 2a,.

  And the attachment jig | tool which consists of the clamping parts 311 and 311 which clamp the convex part 2a of the flat roof 2, and the attachment piece 32 as a support body provided so that it may stand up from the clamping metal fitting 31 which has the clamping parts 311 and 311 The solar cell module 1 is supported by 3A, 3B and columnar mounting auxiliary jigs 4A, 4B made of channel steel, and is attached to the flat roof 2.

  Since it becomes the above-mentioned structure, since it becomes strong with respect to the compressive force from upper direction by attachment auxiliary jig | tool 4A, 4B, the structural strength which can endure the snow load in a snowy area can be ensured, and the solar cell module 1 can be attached.

  Note that, depending on the mounting jigs 3A and 3B, the solar cell module 1 can withstand a normal load, and is strong against a tensile force caused by a wind load.

  Here, a plurality of attachment auxiliary jigs 4A and 4B are used.

  For this reason, if the plurality of auxiliary mounting jigs 4A and 4B are arranged in consideration of the assumed maximum snow accumulation amount, it is possible to ensure the structural strength that can withstand the snow load more reliably.

  In addition, the plurality of long-side attachment auxiliary jigs 4 </ b> B,...

  For this reason, the connecting material 6 makes it difficult for the solar cell module 1 to roll.

  Furthermore, the positions of the lower end portions of the attachment auxiliary jigs 4 </ b> A and 4 </ b> B that are in contact with the flat roof 2 are almost directly above the rafters 23 as the support material of the flat roof 2.

  For this reason, the position directly above the rafter 23 as a support material for the flat roof 2 has high strength, so that the flat roof 2 can be hardly damaged.

  Further, the convex portions 2a of the flat roof 2 sandwiched by the sandwiching portions 311 and 311 of the mounting jigs 3A and 3B are waterproofed between the ends of the roof plates 21 and 21 constituting the flat roof 2. This is a portion of the joint cover 21a provided for the purpose.

  For this reason, the portion of the joint cover 21a provided for waterproofing between the end portions of the roof plates 21 and 21 is effectively used as the convex portion 2a sandwiched by the sandwiching portions 311 and 311 of the mounting jigs 3A and 3B. Can do.

  The solar cell module mounting auxiliary jigs 4A and 4B of this embodiment are used together with the mounting jigs 3A and 3B, and the solar cell module 1 is mounted on the flat roof 2 having a plurality of convex portions 2a. It is a battery module mounting aid.

  And it is set as the column-shaped structure which consists of channel steel which supports the solar cell module 1 in an upper end part, and transmits the load of the solar cell module 1 to the flat roof 2 in a lower end part.

  Since it becomes the above-mentioned composition, since it becomes strong to compressive force from the upper part, the structural strength which can endure the snow load in a snowy place can be secured, and the solar cell module 1 can be attached.

  Here, the upper end portions of the mounting auxiliary jigs 4A and 4B are processed so that an upper end plate 45 having an inclination angle substantially the same as the inclination of the solar cell module 1 to be supported is provided.

  For this reason, the solar cell module 1 can be easily fixed to the upper end portions of the mounting auxiliary jigs 4A and 4B without using a special separate member.

  In addition, an elastic body is provided at the lower end of the mounting auxiliary jigs 4 </ b> A and 4 </ b> B via a lower end plate 43.

  For this reason, the elastic body 44 such as rubber packing can prevent the lower end portions of the attachment auxiliary jigs 4A and 4B from damaging the roof plate 21 which is the surface of the flat roof 2, and can prevent electrolytic corrosion. .

  As mentioned above, although the form for implementing this invention was explained in full detail based on the Example with reference to drawings, the concrete structure is not limited to this Example, and is a grade which does not deviate from the summary of this invention. Design changes are included in the present invention.

  For example, in the above-mentioned embodiment, the projection 2a,... Is applied as the flat roof 2 to the joint cover 21a,. You may implement by applying to the flat roof etc. which consist of a folded plate which has.

  Moreover, in the above-mentioned Example, although the main-body part 40 of attachment auxiliary jig | tool 4A, 4B was implemented as channel steel, it is not limited to this, For example, you may implement the main-body part 40 as H-section steel etc. .

  Furthermore, in the above-described embodiment, the mounting jigs 3A and 3B are used, but the present invention is not limited to this.

  That is, the attachment jig may be any one having a holding part that holds the convex part 2a of the flat roof 2 and a support body that supports the holding part.

DESCRIPTION OF SYMBOLS 1 Solar cell module 2 Flat roof 2a Convex part 21 Roof board 21a Joint cover 22 Field board 23 Rafter (support material)
3A Mounting jig 3B Mounting jig 31 Holding metal fitting 311 Holding part 312 Connection part 312a Folding part 313 Insertion port 314 Through-hole 32 Attachment piece (support)
321 Insertion part 322 Through hole 323 Base part 324 Attachment hole 324 Attachment hole 325 Attachment hole 33 Bolt part 331 Bolt 332 Nut 4A Attachment aid 4B Attachment aid 40 Main part 41 Flange part 42 Web part 421 Attachment hole 43 Lower end Plate 44 Elastic body 45 Upper end plate 451 Mounting hole 5 Reinforcement substrate 6 Connecting material

Claims (8)

A solar cell module mounting structure for mounting a solar cell module on a flat roof having a plurality of convex portions,
The solar cell module includes a mounting jig that includes a sandwiching section that sandwiches the convex portion of the flat roof, a support provided so as to rise from the sandwiching section, and a columnar mounting auxiliary jig that is made of steel. A mounting structure for a solar cell module, which is supported and attached to the flat roof.   The solar cell module mounting structure according to claim 1, wherein a plurality of the mounting auxiliary jigs are used.   The solar cell module mounting structure according to claim 2, wherein a plurality of the mounting auxiliary jigs are connected by a connecting material.   4. The solar cell according to claim 1, wherein a position of a lower end portion of the attachment auxiliary jig in contact with the flat roof is substantially directly above a support material for the flat roof. 5. Module mounting structure.   The convex portion of the flat roof sandwiched by the sandwiching portion of the mounting jig is a joint cover provided for waterproofing between the ends of the roof members constituting the flat roof. The mounting structure for a solar cell module according to any one of claims 1 to 4. A solar cell module mounting auxiliary jig for mounting the solar cell module on a flat roof having a plurality of convex portions, which is used together with a mounting jig,
Supporting the solar cell module at the upper end, for transmitting the load of the solar cell module on the flat roof at the lower portion, the mounting of the solar cell module that is characterized in that there is a columnar shape constituted by the shaped steel Auxiliary jig.   The solar cell module mounting auxiliary jig according to claim 6, wherein an upper end portion of the mounting auxiliary jig is processed at an inclination angle substantially the same as an inclination of the solar cell module to be supported.   The solar cell module mounting auxiliary jig according to claim 6 or 7, wherein an elastic body is provided at a lower end portion of the mounting auxiliary jig.