JP2018186636A - Solar cell panel installation frame and manufacturing method thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a gantry for installing a solar cell panel capable of improving corrosion resistance, weather resistance and workability, and a manufacturing method thereof. SOLUTION: A pedestal 100 for installing a solar cell panel for supporting a solar cell panel 1 is formed by a pedestal 10 and a molten zinc-aluminum-magnesium alloy plated steel plate, fixed to the pedestal 10 and a solar cell. A plurality of crosspiece members 2 on which the panel 1 is mounted, at least one first bolt hole 31 provided in the support base 10 and at least one second bolt hole 32 provided in the crosspiece member 2 are inserted into the first half side. A construction bolt 27 is provided. Corrosion resistance and weather resistance are improved by forming the crosspiece member 2 from a hot dip zinc-aluminum-magnesium alloy plated steel plate. Further, the workability is improved by inserting the first one-sided work bolt 27 into the first bolt hole 31 and the second bolt hole 32. [Selection diagram]

Description

  The present invention relates to a solar cell panel installation base and a method for manufacturing the same.

  As shown in paragraph [0015] of Patent Document 1, a member used for a solar cell panel installation base installed outdoors is a hot dip zinc-aluminum-magnesium alloy plated steel sheet in order to improve weather resistance and corrosion resistance. May be formed. Moreover, each member of the solar cell panel installation stand of Patent Document 2 is assembled via bolts and nuts.

JP 2014-129709 A JP 2014-105467 A

  However, in the solar cell panel installation stand described in Patent Documents 1 and 2, it is necessary to use many nuts, spring washers, flat washers, and the like when fastening a large number of members such as columns and receiving materials with bolts. Therefore, the structure related to fastening has become complicated. Moreover, when fastening the members, it is necessary to fasten the bolts using a tool from both sides of the fastened members, which requires a lot of work.

  This invention is made in order to solve such a problem, and it aims at providing the stand for solar cell panel installation which can improve corrosion resistance, a weather resistance, and workability, and its manufacturing method.

  In order to solve the above-described problems, a solar cell panel installation stand according to the present invention is formed of a support base and a hot-dip zinc-aluminum-magnesium alloy plated steel plate, and is fixed to the support base and the solar cell panel is mounted thereon. And a one-side construction bolt inserted into at least one support base side bolt hole provided in the support base and at least one cross member side bolt hole provided in the cross member.

  Moreover, the support base for the solar cell panel installation stand according to the present invention is formed of a support member that supports the crosspiece member and a hot-dip zinc-aluminum-magnesium alloy plated steel plate, and is provided between the crosspiece member and the support member. The support base side bolt hole may be formed in the mounting hardware.

  Further, the support member may be formed of a hot dip zinc-aluminum-magnesium alloy plated steel plate.

  Moreover, the zinc plating layer and the baking coating layer provided on a zinc plating layer may be formed in the surface of a one-side construction bolt.

  Further, according to the method for manufacturing a solar panel mounting stand according to the present invention, the one-side construction bolt, which is a tapping bolt having a male screw portion, is inserted into the support-base-side bolt hole and the cross member-side bolt hole, and the one-side construction bolt As a result of the plastic deformation, an internal thread portion that engages with the external thread portion is formed on the inner peripheral surface of at least one of the support base side bolt hole and the cross member side bolt hole by plastic deformation. The member may be fastened and fixed.

  Further, according to another manufacturing method of the solar cell panel installation stand according to the present invention, the one-side construction bolt includes a shaft portion having a male screw portion, and a sleeve portion having a female screw portion engageable with the male screw portion, The one-side construction bolt is inserted into the support base-side bolt hole and the cross member-side bolt hole, and the cross-piece member is fastened and fixed to the support base by plastic deformation of the sleeve portion as the one-side construction bolt rotates. Good.

  According to the solar cell panel installation stand and the manufacturing method thereof according to the present invention, the corrosion resistance, weather resistance and workability can be improved.

It is a perspective view of the solar cell panel installation stand according to Embodiment 1 of the present invention. It is a cross-sectional side view which shows the structure of the supporting member of the mounting base for solar cell panel shown in FIG. It is a perspective view which shows the structure of the supporting member of the mounting panel for solar cell panel shown in FIG. 1, an attachment hardware, and a crosspiece member. It is a cross-sectional side view which shows an example of the one-side construction bolt used for the solar cell panel installation mount shown in FIG. It is a cross-sectional side view which shows another example of the one-side construction bolt used for the solar cell panel installation mount shown in FIG. 6 (i) to 6 (iii) are diagrams showing a fastening procedure using the one-side construction bolt shown in FIG. FIG.7 (i) is a cross-sectional side view which shows the structure of the supporting member and crosspiece member of the mounting stand for solar cell panel which concerns on Embodiment 2 of this invention, FIG.7 (ii) is FIG.7 (i). It is a perspective view which shows the shape and arrangement | positioning of the attachment hardware of the mount frame for solar cell panels shown in FIG. It is a figure which shows a mode that the solar cell panel mounted in the mount for solar cell panel installation shown in FIG. 7 was seen from the direction A perpendicular | vertical with respect to the surface of a solar cell panel. It is a cross-sectional side view which shows the structure of the supporting member and crosspiece member of the solar cell panel installation mount which concerns on another embodiment of this invention.

Embodiments of the present invention will be described below with reference to the accompanying drawings.
Embodiment 1 FIG.
First, as shown in FIG. 1, a solar cell panel mounting base 100 includes a plurality of first support columns 11 that are arranged in a straight line, and each of the first support columns 11 is substantially parallel to the row of the first support columns 11. And a plurality of second struts 14 arranged side by side. The first support column 11 and the second support column 14 are fixed to the ground. Note that the height of the first column 11 is higher than the height of the second column 14. In addition, between the adjacent first columns 11, two diagonal members 12 are provided so as to cross each other obliquely. Further, a first support member 13 extending in a substantially horizontal direction is connected to the upper ends of the plurality of first support columns 11. Similarly, a second support member 15 extending in a substantially horizontal direction is connected to the upper ends of the plurality of second columns 14. Further, a plurality of crosspiece members 2 are respectively spanned between the first support member 13 and the second support member 15 with a predetermined interval. Since the first support member 13 is provided at a position higher than the second support member 15, the crosspiece member 2 is provided so as to be inclined downward from the first support member 13 toward the second support member 15. ing. Then, the solar cell panel 1 is placed on the crosspiece member 2 supported by the first support member 13 and the second support member 15.
In addition, the 1st support | pillar 11 and the 2nd support | pillar 14 are square steel pipes, and the crosspiece member 2, the 1st support member 13, and the 2nd support member 15 are C-shaped steel.
Further, the first support column 11, the second support column 14, the diagonal member 12, the first support member 13, and the second support member 15 constitute a support base 10.
Furthermore, the crosspiece member 2, the first support column 11, the second support column 14, the diagonal member 12, the first support member 13 and the second support member 15 are formed of a hot dip zinc-aluminum-magnesium alloy plated steel plate.
In the following description, the side on which the first support member 13 of the support base 10 is provided is referred to as the back side B, and the side on which the second support member 15 is provided is referred to as the front side F.

Further, as shown in FIG. 2, a first attachment fitting 3 is provided between the first support member 13 and the crosspiece member 2. Further, a second mounting hardware 4 is provided between the second support member 15 and the crosspiece member 2. That is, the crosspiece member 2 is fixedly attached to the first support member 13 and the second support member 15 via the first attachment hardware 3 and the second attachment hardware 4. In addition, a first panel mounting member 5 having a pair of flange portions 5 a extending outward is attached to the central portion of the upper surface of the crosspiece member 2. A second panel attachment member 6 having a substantially U-shaped cross section is attached to the lower end of the front side F on the upper surface of the crosspiece member 2. The solar cell panel 1 is held between the first panel mounting member 5 and the second panel mounting member 6. Furthermore, a third panel attachment member 7 having a substantially U-shaped cross section is attached to the upper end of the back side B of the upper surface of the crosspiece member 2. Further, another solar cell panel 1 is held between the second panel mounting member 6 and the third panel mounting member 7.
The first mounting bracket 3, the second mounting bracket 4, the first panel mounting member 5, the second panel mounting member 6 and the third panel mounting member 7 are formed of a hot dip zinc-aluminum-magnesium alloy plated steel plate.
Further, the first mounting hardware 3 and the second mounting hardware 4 constitute a part of the support base 10.

Next, a detailed structure for fixing the crosspiece member 2 to the first support member 13 via the first mounting hardware 3 will be described with reference to FIG.
First, the first mounting hardware 3 has a bottom surface 3 c that is a substantially rectangular flat plate portion connected to the upper surface 13 a of the first support member 13. The first side surface 3b rises on the front side F of the bottom surface 3c, and the second side surface 3d opposite to the first side surface 3b rises on the back side B of the bottom surface 3c. The height of the first side surface 3b is lower than the height of the second side surface 3d. A first mounting flange 3a provided to be bent toward the front side F is integrally connected to the upper end of the first side surface 3b. Furthermore, the 2nd attachment flange 3e provided so that it may bend in the back | inner side B is integrally connected to the upper end of the 2nd side surface 3d. The first mounting flange 3a and the second mounting flange 3e are formed so as to be inclined at a predetermined angle Θ with respect to the horizontal plane. This angle Θ is set in consideration of the direction of the solar cell panel 1 at which sunlight is most likely to enter the land where the solar cell panel installation stand 100 is installed. The first mounting flange 3a and the second mounting flange 3e are provided such that their upper surfaces are located on the same slope.

Each of the first mounting flange 3a and the second mounting flange 3e of the first mounting bracket 3 is provided with one first bolt hole 31. In addition, second bolt holes 32 are formed at positions corresponding to the two first bolt holes 31 on the bottom surface 2 a of the crosspiece member 2 attached to the first mounting bracket 3. Further, two third bolt holes 33 are provided on the bottom surface 3 c of the first mounting hardware 3. Further, on the upper surface 13 a of the first support member 13, two fourth bolt holes 34 respectively corresponding to the two third bolt holes 33 on the bottom surface 3 c of the first attachment fitting 3 are provided. The first bolt hole 31 of the first mounting bracket 3 and the second bolt hole 32 of the crosspiece member 2 have a first one-side construction bolt from the first mounting flange 3a or the second mounting flange 3e side of the first mounting bracket 3. 27 is inserted. The second one-side construction bolt 29 is inserted into the third bolt hole 33 of the first mounting hardware 3 and the fourth bolt hole 34 of the first support member 13 from the bottom surface 3 c side of the first mounting hardware 3.
In addition, since the 1st bolt hole 31 is formed in the 1st attachment bracket 3 which is a part of the support stand 10, it comprises the support stand side bolt hole provided in the support stand 10. FIG. The second bolt hole 32 constitutes a crosspiece member side bolt hole.
Moreover, a one-side construction bolt means the volt | bolt which can connect a member only by the fastening operation | work from one direction side.

  In addition, the structure for fixing the crosspiece member 2 to the second support member 15 via the second mounting bracket 4 is the same as that shown in FIG. In other words, the second mounting hardware 4, the crosspiece member 2, and the second support member 15 have the first bolt holes 31 at the same positions as the first mounting hardware 3, the crosspiece member 2, and the first support member 13 shown in FIG. 3. The second bolt hole 32, the third bolt hole 33, and the fourth bolt hole 34 are formed. Similarly to the case shown in FIG. 3, the first one-side construction bolt 27 is inserted into the first bolt hole 31 of the second mounting hardware 4 and the second bolt hole 32 of the crosspiece member 2. Furthermore, the second one-side construction bolt 29 is inserted into the third bolt hole 33 of the second mounting hardware 4 and the fourth bolt hole 34 of the second support member 15.

  Here, the first one-side construction bolt 27 used in the solar cell panel installation stand 100 is a tapping bolt as shown in FIG. That is, the first one-side construction bolt 27 has a head portion 27a and a shaft portion 27b. A male screw portion 27c is formed on the shaft portion 27b. The diameter of the shaft portion 27b of the first one-side construction bolt 27 is smaller than the first bolt hole 31 of the first mounting flange 3a or the second mounting flange 3e of the first mounting bracket 3, and the diameter of the bottom surface 2a of the crosspiece member 2 is reduced. It is larger than the second bolt hole 32. A small-diameter portion 27d having a smaller diameter than the shaft portion 27b is provided on the distal end side of the shaft portion 27b. The diameter of the small diameter portion 27d is slightly smaller than the diameter of the second bolt hole 32 on the bottom surface 2a of the crosspiece member 2. Further, between the shaft portion 27b and the small diameter portion 27d, there is provided a tapered enlarged diameter portion 27e having a diameter that increases from the small diameter portion 27d toward the shaft portion 27b. Here, the small diameter portion 27d and the large diameter portion 27e constitute a guide portion 27f for guiding the shaft portion 27b to the second bolt hole 32. A flange 27 g is provided below the head portion 27 a of the first one-side construction bolt 27.

  The first one-side construction bolt 27 is baked and coated as a surface treatment after being galvanized. That is, as shown in FIG. 4, on the surface of the first one-side construction bolt 27, a galvanized layer 28a and a baked coating layer 28b provided on the galvanized layer 28a are formed. Here, the surface treatment applied to the first one-side applied bolt 27 has a level of corrosion resistance similar to that of the hot dip zinc-aluminum-magnesium alloy plated steel sheet, and a film that can suppress the contact corrosion of different metals. It shall be thick. Specifically, when the first one-side construction bolt 27 is inserted into the second bolt hole 32 on the bottom surface 2a of the crosspiece member 2, the film does not peel off due to friction and can prevent the different metal contact corrosion. As the thickness, the first one-side construction bolt 27 is subjected to electrogalvanizing for 2 to 10 μm and then subjected to baking coating with a film thickness of 3 to 20 μm.

  When the crosspiece member 2 and the first mounting hardware 3 are fastened, as shown in FIGS. 3 and 4, the first one-side construction bolt 27 is first of the first mounting flange 3 a of the first mounting hardware 3. It is inserted into the bolt hole 31. The first one-side construction bolt 27 is guided by the guide portion 27f, aligned with the second bolt hole 32 on the bottom surface 2a of the crosspiece member 2, and inserted into the second bolt hole 32 while being rotated by a tool (not shown). The At this time, on the inner peripheral surface of the second bolt hole 32, the female thread portion 32 a is formed by plastic deformation as the first one-side construction bolt 27 rotates. The internal thread portion 32 a formed on the inner peripheral surface of the second bolt hole 32 engages with the external thread portion 27 c of the first one-side construction bolt 27. Thereby, the crosspiece member 2 and the first attachment fitting 3 are firmly fastened by the frictional force acting between the first one-side construction bolt 27 and the second bolt hole 32 of the bottom surface 2a of the crosspiece member 2.

  Further, the second one-side construction bolt 29 for fastening the first mounting hardware 3 and the first support member 13 has the same structure as the first one-side construction bolt 27. As shown in FIG. 3, the second one-side construction bolt 29 is inserted into the third bolt hole 33 on the bottom surface 3 c of the first mounting bracket 3, and is positioned in the fourth bolt hole 34 on the top surface 13 a of the first support member 13. After being aligned, it is inserted into the fourth bolt hole 34 while rotating. At this time, an internal thread portion is formed by plastic deformation on the inner peripheral surface of the fourth bolt hole 34 as the second one-side construction bolt 29 rotates, whereby the first attachment hardware 3 and the first support member 13 are formed. Is firmly concluded.

  As shown in FIG. 2, the structure for fixing the crosspiece member 2 to the second support member 15 via the second mounting hardware 4 is the same as the structure shown in FIG. The second mounting hardware 4 is fastened by a first one-side construction bolt 27, and the second mounting hardware 4 and the second support member 15 are fastened by a second one-side construction bolt 29.

  As described above, in the solar cell panel installation stand 100 according to the first embodiment, the crosspiece member 2, the first attachment fitting 3, the second attachment fitting 4, the first support member 13 and the second support member 15 are molten zinc. Since it is formed of an aluminum-magnesium alloy plated steel sheet, it is excellent in corrosion resistance and weather resistance.

  Moreover, the solar cell panel installation stand 100 includes a first one-side construction bolt 27, and the first one-side construction bolt 27 includes a first bolt hole 31 and a crosspiece provided in the first attachment hardware 3 or the second attachment hardware 4. The second bolt hole 32 provided in the member 2 is inserted. Therefore, using the first one-side construction bolt 27, the crosspiece member 2 and the first mounting bracket 3 or the second mounting bracket 4 can be operated only in one direction from the first mounting bracket 3 or the second mounting bracket 4 side. Can be fastened. Further, since parts such as nuts, spring washers, and flat washers are not necessary, labor and time required for manufacturing and installing the solar cell panel mounting base 100 can be saved, and workability can be improved. In addition, since components such as nuts, spring washers, and flat washers are unnecessary, the number of components of the solar cell panel installation base 100 can be reduced. Further, since the tapping type first one-side construction bolt 27 can be loosened as appropriate even after being tightened, the position adjustment between the crosspiece member 2 and the first mounting bracket 3 or the second mounting bracket 4 is easy. Can be done. In addition, since the first one-side construction bolt 27 forms a female thread portion by plastic deformation on the inner peripheral surface of the bolt hole to be inserted, no chips are generated during construction, and there is no risk of rusting.

  Furthermore, on the surface of the first one-side construction bolt 27, a galvanized layer 28a and a baked coating layer 28b provided on the galvanized layer 28a are formed. Thereby, the dissimilar metal contact corrosion occurs in the crosspiece member 2, the first mounting hardware 3 or the second mounting hardware 4 by the first one-side construction bolt 27, and the service life of the solar cell panel installation base 100 is shortened by the corrosion. Can be prevented.

  Furthermore, the support base 10 of the solar cell panel installation stand 100 has a second one-side construction bolt 29, and the second one-side construction bolt 29 is a third bolt hole provided in the first attachment hardware 3 or the second attachment hardware 4. 33 and the fourth bolt hole 34 provided in the first support member 13 or the second support member 15. Therefore, the 1st attachment metal 3 and the 1st support member 13 are fastened by the operation | work from only one direction from the 1st attachment metal 3 side or the 2nd attachment metal 4 side using the 2nd one-side construction bolt 29. Alternatively, the second mounting hardware 4 and the second support member 15 can be fastened. Therefore, the workability of the solar cell panel installation stand 100 is further improved.

In addition, the solar cell panel installation stand 100 includes the first panel mounting member 5, the second panel mounting member 6, the third panel mounting member 7, the first column 11, the second column 14, and the diagonal member 12. -Since it forms with a magnesium alloy plating steel plate, corrosion resistance and a weather resistance improve more.
Moreover, it is not limited to this Embodiment 1, Only the crosspiece member 2 may be formed with the hot dip zinc-aluminum-magnesium alloy plating steel plate. In other words, the solar cell panel installation base 100 can sufficiently have the required corrosion resistance and weather resistance regardless of the material other than the crosspiece member 2.

The first one-side construction bolt 27 is not limited to the case where the first one-side construction bolt 27 is inserted into the first bolt hole 31 and the second bolt hole 32 from the first mounting bracket 3 side or the second mounting bracket 4 side. The second bolt hole 32 and the first bolt hole 31 may be inserted. In this case, an internal thread portion is formed on the inner peripheral surface of the first bolt hole 31.
Similarly, the second one-side construction bolt 29 may be inserted from the inside of the first support member 13 or the second support member 15, and in this case, an internal thread portion is formed on the inner peripheral surface of the third bolt hole 33. Is done.

  Moreover, in the solar cell panel installation stand 100, instead of a tapping bolt such as the first one-side construction bolt 27 shown in FIG. 4, a first one-side construction bolt 41 having a shape as shown in FIG. 5 is used. Also good. The first one-side construction bolt 41 includes a shaft portion 41a having a male screw portion 42a and a substantially cylindrical sleeve portion 41b provided around the shaft portion 41a. A female screw portion 42b that engages with the male screw portion 42a is formed on the inner peripheral surface of the sleeve portion 41b. In addition, a head portion 41c is formed at one end portion of the sleeve portion 41b.

  First, as shown in FIG. 6 (ii), the first one-side construction bolt 41 has the shaft portion 41a inserted into the sleeve portion 41b as shown in FIG. 6 (i). It is inserted into the first bolt hole 31 of the first mounting flange 3a or the second mounting flange 3e and the second bolt hole 32 of the bottom surface 2a of the crosspiece member 2. Then, as shown in FIG. 6 (iii), by rotating the shaft portion 41a with a tool (not shown), the distal end portion of the sleeve portion 41b moves toward the head portion 41c while being plastically deformed. As a result, a bulge portion 41d swelled radially outward so as to close the second bolt hole 32 is formed in the sleeve portion 41b. Thereby, the 1st attachment hardware 3 and the crosspiece 2 are inserted | pinched between the head 41c and the bulge part 41d, and are mutually fastened. Therefore, the first mounting hardware 3 and the crosspiece member 2 are fastened in this way, so that there is no generation of cutting chips of steel, and the work of cleaning up cutting chips can be omitted and the cutting chips corrode. There is no risk of rusting.

  Similarly to the tapping type first one-side construction bolt 27, the first one-side construction bolt 41 is baked and coated after galvanization. Therefore, a zinc plating layer and a baking coating provided on the zinc plating layer are formed on the surface of the first one-side construction bolt 41. Specifically, the first galvanized bolt 41 is electrogalvanized so that the sleeve portion 41b of the first unilaterally constructed bolt 41 does not peel off even when plastically deformed, and the film thickness is such that it can suppress dissimilar metal contact corrosion. Is applied after 2 to 10 μm, followed by baking coating with a film thickness of 5 to 25 μm.

  Note that the second one-side construction bolt used to fasten the first mounting bracket 3 and the first support member 13 or fasten the second mounting bracket 4 and the second support member 15 is also shown in FIG. One-side construction bolts as shown in FIG. 6 may be used.

Embodiment 2. FIG.
Next, the structure of the solar cell panel installation stand 200 according to Embodiment 2 of the present invention is shown in FIGS. Since the same reference numerals as those in FIGS. 1 to 6 are the same or similar components, detailed description thereof is omitted.
As shown in FIG. 7 (i), the support base 20 of the solar cell panel installation base 200 has a support member 213 that extends from the rear side B toward the front side F in an inclined manner. Here, the support member 213 is connected to the upper ends of the first support column 11 and the second support column 14 as shown in FIG. Further, three crosspiece members 202a, 202b, and 202c that extend so as to be substantially orthogonal to the support member 213 are attached to the upper surface of the support member 213 through attachment hardwares 23a, 23b, and 23c, respectively. That is, in more detail, the crosspiece member 202a is provided for the attachment hardware 23a provided at the lower end of the front side F of the support member 213, the crosspiece member 202b is provided for the attachment hardware 23b in the central portion of the support member 213, and the support member 213 is provided. The crosspiece members 202c are connected to the attachment hardware 23c provided at the upper end of the back side B, respectively. The first panel attachment member 5, the second panel attachment member 6, and the third panel attachment member 7 are attached to the crosspiece members 202a, 202b, and 202c, respectively. Further, the mounting hardware 23a, 23b, 23c, the crosspiece members 202a, 202b, 202c, and the support member 213 are formed of a hot dip zinc-aluminum-magnesium alloy plated steel plate.

Here, as shown in FIG. 7 (ii), the mounting hardware 23a has a substantially hat-shaped cross section, a first mounting flange 234a and a second mounting flange 234b connected to the bottom surface of the crosspiece member 202a, and a support member. A bottom surface 234c connected to the top surface of 213. Further, one first bolt hole 231 is formed in each of the first mounting flange 234a and the second mounting flange 234b. Further, second bolt holes 232 are formed at positions corresponding to the first bolt holes 231 on the bottom surface of the crosspiece member 202a. In addition, two third bolt holes 233 are formed in the bottom surface 234c of the mounting hardware 23a. Then, the first one-side construction bolt 27 is inserted from the lower side into the first bolt hole 231 of the mounting hardware 23a and the second bolt hole 232 of the crosspiece member 202a and fastened. Further, a tapping type one-side construction bolt (not shown) is also inserted into the third bolt hole 233 on the bottom surface 234c of the mounting hardware 23a from above.
The other mounting hardware 23b, 23c is assumed to have the same structure as the mounting hardware 23a shown in FIG. 7 (ii).
Further, the mounting hardware 23a, 23b, 23c constitutes a part of the support base 20, and the first bolt hole 231 constitutes a support base side bolt hole. Further, the second bolt holes 232 of the crosspiece members 202a, 202b, and 202c constitute crosspiece member side bolt holes.
Further, in order to fasten the crosspiece members 202a, 202b, 202c and the support member 213 via the attachment hardwares 23a, 23b, 23c, a first tapping type bolt as shown in FIGS. One side construction bolt 41 may be used.

  As shown in FIG. 8, the solar cell panels 1 are placed on the crosspiece members 202 a, 202 b, and 202 c side by side in the front-rear direction, and the first panel attachment member 5 and the second panel attachment member 6. And the third panel mounting member 7.

  As described above, in the solar cell panel mounting base 200 according to the second embodiment, the mounting hardware 23a, 23b, 23c, the crosspiece members 202a, 202b, 202c, and the support member 213 are formed of a hot dip zinc-aluminum-magnesium alloy plated steel plate. Is done. Therefore, the solar cell panel installation stand 200 is excellent in corrosion resistance and weather resistance. Further, the first one-side construction bolt 27 is used to fasten the crosspiece members 202a, 202b, 202c to the fittings 23a, 23b, 23c, respectively. Therefore, it is possible to fasten the crosspiece members 202a, 202b, 202c and the support member 213 via the mounting hardware 23a, 23b, 23c by work from only one direction side, and the workability is improved.

  Also in the second embodiment, only the crosspiece members 202a, 202b, 202c of the solar cell panel mounting base 200 are formed of a hot dip galvanized aluminum-magnesium alloy plated steel plate, and the support member 213 is formed of another material. It may be.

  In the first and second embodiments of the present invention, the crosspiece member 2, the first support member 13 and the second support member 15 of the solar cell panel installation stand 100, and the crosspiece members 202a and 202b of the solar cell panel installation stand 200 are provided. 202c and the support member 213 are all C-shaped steel, but are not limited thereto. Specifically, a grooved steel without a lip may be used as a member of the solar cell panel installation base 100, 200. Further, the structure of the support base may be different from those of the first and second embodiments.

Further, for example, like the solar cell panel installation stand 300 shown in FIG. 9, the support base 30 includes a first support member 313 having an inclined portion 313a and a second support member 315 having an inclined portion 315a. May be. A cross member-side bolt hole 332 is formed in the cross member 2, and a support base corresponding to the cross member-side bolt hole 332 is provided on each of the inclined portion 313 a of the first support member 313 and the inclined portion 315 a of the second support member 315. A side bolt hole 331 is formed. The first one-side construction bolt 27 is inserted into the support base side bolt hole 331 and the cross member side bolt hole 332, and the cross member 2 is inserted into the inclined portion 313 a of the first support member 313 and the inclined portion 315 a of the second support member 315. The first one-side construction bolt 27 is directly fixed.
The first support member 313 and the second support member 315 may be formed of a hot dip zinc-aluminum-magnesium alloy plated steel plate.

  DESCRIPTION OF SYMBOLS 1 Solar cell panel, 2,202a, 202b, 202c Crosspiece member, 3,4,23a, 23b, 23c Mounting bracket 10,20,30 Support stand, 13,313 First support member, 15,315 Second support member 27, 41 First one side construction bolt, 28a Zinc plating layer, 28b Baking coating layer, 31, 231, 331 First bolt hole (support base side bolt hole), 32, 232, 332 Second bolt hole (crosspiece member) Side bolt hole), 41a shaft portion, 41b sleeve portion, 42a male screw portion, 42b female screw portion, 213 support member, 100, 200, 300 Solar cell panel mounting base.

Claims (6)

A solar cell panel installation stand for supporting the solar cell panel,
A support base;
A crosspiece member formed of a hot dip zinc-aluminum-magnesium alloy plated steel plate, fixed to the support base and on which the solar cell panel is placed,
A solar cell panel installation stand comprising at least one support base side bolt hole provided in the support base and one side construction bolt inserted into at least one cross member side bolt hole provided in the cross member. The support base is
A support member for supporting the crosspiece member;
Formed of a hot-dip zinc-aluminum-magnesium alloy plated steel sheet, and having an attachment hardware provided between the crosspiece member and the support member,
The solar cell panel installation stand according to claim 1, wherein the support base side bolt hole is formed in the mounting hardware.   The solar cell panel installation stand according to claim 2, wherein the support member is formed of a hot dip zinc-aluminum-magnesium alloy plated steel plate.   The solar cell panel installation as described in any one of Claims 1-3 in which the zinc plating layer and the baking coating layer provided on the said zinc plating layer are formed in the surface of the said one side construction bolt. Mount. It is a manufacturing method of the frame for solar cell panel installation as described in any one of Claims 1-4,
The one-side construction bolt is a tapping type bolt having a male screw part,
The one side construction bolt is inserted into the support base side bolt hole and the cross member side bolt hole,
Along with the rotation of the one-side construction bolt, an internal thread portion that engages with the external thread portion is formed by plastic deformation on the inner peripheral surface of at least one of the support base side bolt hole or the crosspiece member side bolt hole. By this, the manufacturing method of the mount frame for solar cell panels by which the said crosspiece member is fastened and fixed to the said support stand. It is a manufacturing method of the frame for solar cell panel installation as described in any one of Claims 1-4,
The one-side construction bolt includes a shaft portion having a male screw portion, and a sleeve portion having a female screw portion engageable with the male screw portion,
The one side construction bolt is inserted into the support base side bolt hole and the cross member side bolt hole,
The manufacturing method of the mount for a solar cell panel installation by which the said crosspiece member is fastened and fixed to the said support stand by the said sleeve part being plastically deformed with rotation of the said one side construction volt | bolt.

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