JP2020029730A - Solar panel installing metal fitting - Google Patents

Abstract

To provide a solar panel installing metal fitting that has a placing plate part with high durability, with a comparatively inexpensive configuration and that can suppress rust in a roof to be given from rust generated in a metal fitting body.SOLUTION: A placing plate part 4 on which a solar panel 3 can be placed is installed above a metal fitting body 2, and a fixing bolt 5 for fixing the solar panel 3 placed on the placing plate part 4 is installed in an erection state. The placing plate part 4 is made of aluminum or an aluminum alloy and has a water-conveyance groove 6 with a groove length in the cross direction along the gradient direction of a roof 1, on the top face. Rainwater on the placing plate part 4 that flows in the water-conveyance groove 6 and that is discharged from the lower side forward end of the gradient in the roof 1 flows down on the roof 1 without flowing along the metal fitting body 2.SELECTED DRAWING: Figure 4

Description

  TECHNICAL FIELD The present invention relates to a solar panel mounting bracket used for mounting a solar panel on a roof.

  As a conventional solar panel mounting structure, for example, as shown in Patent Document 1, a solar panel is mounted on a mounting plate portion above a solar panel mounting bracket fixed on a roof. There is known a structure in which a solar panel mounted on a part is pressed down and fixed from above by a pressing metal fitting.

  This type of solar panel mounting bracket is made of iron, and has a surface plated with a metal which is not easily rusted.

Japanese Patent No. 5715682

  During rainfall, rainwater flows down the surface of the solar panel mounting bracket, but if the rainwater continues down the same location on the surface of the bracket, the plating at that location will eventually melt and red rust will form from this location, causing rust on the roof. Was transferred (rust was generated).

  Therefore, the applicant has noticed that the solar panel mounting bracket may be made of aluminum or an aluminum alloy that is not easily corroded for a long period of time even under poor weather conditions.

  However, aluminum is an expensive material and is considerably expensive compared to conventional products, so that practical use is difficult.

  The present invention focuses on such a problem, and aims to solve the problem. A solar panel mounting that can suppress the generation of rust from the roof and does not significantly increase the cost compared to conventional products. Provide metal fittings.

  The gist of the present invention will be described with reference to the accompanying drawings.

  A mounting plate portion 4 on which an outer edge of the solar panel 3 can be mounted is provided on an upper portion of a metal fitting body 2 that can be fixed on the roof 1, and the solar panel 3 mounted on the mounting plate portion 4 is provided. In the solar panel mounting bracket A provided with fixing bolts 5 for fixing the mounting plate 4, the mounting plate portion 4 is made of aluminum or an aluminum alloy, and the roof 1 is provided on the upper surface. A water guide groove 6 having a groove length in the front-rear direction along the gradient direction is provided, and the rainwater on the mounting plate portion 4 that flows through the water guide groove 6 and is drained from the lower front end portion of the roof 1 gradient, The present invention relates to a solar panel mounting bracket characterized in that the solar panel mounting bracket is configured to flow down onto the roof 1 without traveling along the metal fitting body 2.

  In addition, the mounting plate portion 4 is formed in a shape that covers the metal fitting body 2 from above, and is disposed on the mounting plate portion 4 that flows through the water guide groove 6 and is drained from the lower front end of the roof 1 slope. 2. The solar panel mounting bracket according to claim 1, wherein the rainwater is configured to flow down onto the roof 1 without traveling along the bracket main body 2.

  The water guide groove 6 is provided on the left and right portions of the upper surface of the mounting plate portion 4 along the left and right side edges of the mounting plate portion 4, and a left side along the left edge portion of the mounting plate portion 4. A rising edge 7 is formed at the left end of the water guide groove 6A, and a rising edge 7 is formed at the right end of the right water guide groove 6B along the right edge of the mounting plate portion 4. A solar panel mounting bracket according to any one of claims 1 and 2.

  The mounting plate portion 4 is made of an extruded product made of aluminum or an aluminum alloy, and the water guide groove 6 is formed to cover the entire width of the upper surface of the mounting plate portion 4 in the front-rear direction along the gradient direction of the roof 1. The solar panel mounting bracket according to any one of claims 1 to 3, wherein the solar panel mounting bracket is formed into a shape having the solar panel.

  The solar panel 3 further includes a solar panel press fitting P which can be attached to the fixing bolt 5 and presses down and fixes the outer edge of the solar panel 3 placed on the placing plate portion 4 from above. The solar panel mounting bracket according to any one of claims 1 to 4, wherein the width dimension is formed to be narrower than the width dimension of the mounting plate portion 4. It is.

  The mounting plate part 4 is formed in the shape provided with the fitting groove 9 which can fit the metal earth plate 8 in any one of Claims 1-5 characterized by the above-mentioned. It relates to a solar panel mounting bracket.

  Since the present invention is configured as described above, rainwater flows over the mounting plate during rainfall.However, the aluminum or aluminum alloy mounting plate has higher weather resistance and durability than iron. The rainwater flowing on the mounting plate part flows down the water guide channel and flows down onto the roof from the front end on the lower side of the slope without going down the metal fitting body, so rust generated from the metal fitting body causes rust on the roof. Therefore, the present invention can be configured by configuring the metal fitting body with an inexpensive conventional product and using only the mounting plate portion made of expensive aluminum or an aluminum alloy, so that the cost is significantly increased. This makes it possible to provide a product at a price that is easy to purchase without any cost.

  Further, in the invention according to claim 2, the mounting plate portion serves as an umbrella and hardly adheres rainwater to the metal fitting body covered and hidden by the mounting plate portion. Thus, a solar panel mounting bracket having a more practical configuration that can easily design and realize a configuration that flows down onto the roof without traveling along the bracket body.

  According to the third aspect of the present invention, rainwater satisfactorily flows downward on the roof slope through the two right and left water guide grooves on the upper surface of the mounting plate portion, and the outside of each of the two right and left water guide grooves. The rising edge of the mounting panel prevents the rainwater from overflowing from the left and right side edges of the mounting plate portion and traveling down the metal fitting body as much as possible, thereby providing a solar panel mounting bracket having a more practical configuration.

  Further, in the invention according to the fourth aspect, a solar panel mounting bracket having a more practical configuration in which the mounting plate portion that reliably exerts the above-described functions and effects can be easily designed and realized with a simple configuration.

  Further, in the invention according to claim 5, the solar panel mounted on the mounting plate portion can be fixed firmly by the solar panel press fitting, and the rainwater falling down the surface of the solar panel press fitting can be reliably mounted. The solar panel mounting bracket has a more practical configuration that falls onto the roof without dropping onto the mounting plate portion and traveling along the bracket main body.

  In the invention according to claim 6, a grounding plate can be easily set on the mounting plate portion, and a solar panel mounting bracket having a more practical configuration that enables solar panels to be connected to ground by this grounding plate. Become.

It is a perspective view showing a present Example. It is a perspective view showing the solar panel holding fixture of this example. FIG. 2 is an exploded perspective view showing the embodiment. FIG. 4 is an explanatory side view showing a use state of the present embodiment, in which a mounting plate portion is cut away. FIG. 6 is an explanatory front view of the mounting state of the present embodiment in which a mounting plate portion and a solar panel holding member are cut away.

  Preferred embodiments of the present invention will be briefly described with reference to the drawings, showing the operation of the present invention.

  The metal fitting main body 2 is fixed on the roof 1, and the outer edge of the solar panel 3 is placed on the mounting plate 4 provided on the upper part of the metal fitting main body 2. The solar panel 3 is fixed using the fixing bolts 5 provided.

  During rainfall, rainwater flows on the mounting plate portion 4. However, the mounting plate portion 4 made of aluminum or aluminum alloy is less corrosive than iron and has high weather resistance and high durability.

  Also, the rainwater flowing on the mounting plate portion 4 flows through a water guide groove 6 provided on the upper surface of the mounting plate portion 4 and having a groove length in the front-rear direction along the gradient direction of the roof 1, so that the rainwater flows downward. The water is drained from the side front end, and flows down onto the roof 1 without traveling along the metal fitting body 2 below the mounting plate portion 4.

  Therefore, even if the metal fitting body 2 is made of iron and plated on the surface as in the conventional product, since rainwater does not pass through the metal fitting body 2, rust is generated on the roof 1. Therefore, the present invention can be configured by configuring the metal fitting main body 2 with an inexpensive conventional product and using only the mounting plate 4 made of expensive aluminum or an aluminum alloy. It is possible to provide a product at a price that is easy to purchase without any cost.

  A specific embodiment of the present invention will be described with reference to the drawings.

  This embodiment is applied to a solar panel mounting bracket A for a flat-roofed roof 1. As shown in FIGS. 1 and 3, a solar panel 3 is mounted on an upper part of a bracket main body 2 which can be fixed on the roof 1. Is provided, and a fixing bolt 5 for fixing the solar panel 3 mounted on the mounting plate 4 is provided in an upright state. .

  Further, as shown in FIG. 3, the metal fitting body 2 of this embodiment has a connecting member 11 having the fixing bolt 5 and a mounting top surface portion 10 at an upper part, and can freely contact and separate from the connecting member 11 in a left-right facing state. And a pair of left and right sandwiching members 13 that sandwich the goby portion 12 of the flat-roofed roof 1 from the left and right, and the three parts are all made of iron and Is plated. In addition, the metal fitting main body 2 is not limited to this embodiment for the flat-roofed roof 1, and the design can be appropriately changed to a structure that can be fixed to the folded-plate roof 1 or another roof 1.

  Specifically, although not shown in detail, the connecting member 11 of the present embodiment is formed in a substantially cubic shape, and the upper surface portion is configured as the mounting top surface portion 10 described above.

  As shown in FIG. 3, the connecting member 11 is provided with a bolt mounting groove 14 having a groove length in a direction orthogonal to the roof 1 slope direction on the mounting top surface portion 10 thereof. The bolt head of the fixing bolt 5 is slidably fitted to the fixing bolt 5. The bolt rod portion of the fixing bolt 5 stands above the mounting top surface 10 of the connecting member 11 from the bolt mounting groove 14. It is protruded in the installed state.

  The holding member 13 of the present embodiment is constituted by a pair of bent plate members 13 formed by bending a metal plate material, and the holding members 13 move the connecting member 11 from the direction orthogonal to the roof 1 gradient direction. Tightening bolts 15 are provided between the left and right holding members 13 via bolt through holes (not shown) provided so as to communicate the respective holding members 13 and the connecting member 11 so as to be sandwiched therebetween. A pair of clamping members 13 and a connecting member 11 are provided by being provided in a horizontally penetrating state in a non-rotating state, and having a tightening nut 16 employing a hexagonal nut screwed to a bolt tip of the tightening bolt 15. It is assembled so that it does not fall apart.

  By tightening and rotating the tightening nut 16, the opposing opposing portions 17 formed at the lower portion of each of the holding members 13 can be moved closer to each other, and the goby portion 12 can be tightened and nipped. 2 is configured to be fixed on the roof 1 (see FIG. 5). Note that a configuration in which the clamping opposing portion 17 can be clamped by rotating the clamping bolt 15 may be employed.

  The mounting plate portion 4 of the present embodiment has a front-rear direction (the roof 1 gradient direction) in which the outer edges of the two solar panels 3 arranged side by side in the front-rear direction along the roof 1 gradient direction can be placed adjacent to each other. ) Is formed in a plate shape having a length.

  More specifically, the mounting plate portion 4 is longer in the front-rear direction than the front-rear width of the metal fitting body 2 and has a front-rear plate width of about 1.5 to 2 times the front-rear long width dimension of the upper portion of the holding member 13. It is formed in a plate shape (see FIGS. 1 and 3). That is, as shown in FIG. 4, the mounting plate portion 4 of this embodiment is arranged in front and rear with the fixing bolt 5 interposed therebetween in the gradient direction of the roof 1 (the length direction of the goby portion 12). The outer edges of the solar panels 3 can be placed adjacent to each other.

  Further, the mounting plate portion 4 is formed in a shape having left and right plate widths slightly wider in the left and right direction than the left and right width of the metal fitting body 2 excluding the tightening bolts 15 and the tightening nuts 16.

  That is, the mounting plate portion 4 of the present embodiment is configured to completely cover and hide the metal fitting main body 2 from above and also function as an umbrella of the metal fitting main body 2. It is designed so that it does not flow down onto the roof 1 and travel along the metal fitting body 2.

  As shown in FIG. 3, a bolt mounting hole 18 is formed through the center of the mounting plate portion 4, and a bolt tip of the fixing bolt 5 is inserted into the bolt mounting hole 18 so that The mounting plate portion 4 is mounted on the mounting top surface portion 10 by tightening with a mounting nut 19 screwed to a bolt tip of the fixing bolt 5 projecting upward from the mounting plate portion 4 through the hole 18. The fixing bolt 5 is fixed to the upper part of the fitting main body 2 in a state where the fixing bolt 5 is set up on the mounting plate portion 4.

  On the upper surface of the mounting plate portion 4, a water guide groove 6 having a groove length in the front-rear direction along the slope direction of the roof 1 is provided. The rainwater on the mounting plate portion 4 drained from the roof is configured to flow down onto the roof 1 without traveling along the metal fitting body 2 (see FIG. 4).

  Specifically, the mounting plate portion 4 is an extruded product made of aluminum or an aluminum alloy having high weather resistance and durability, and is a front-rear direction along the roof 1 gradient direction on the upper surface of the mounting plate portion 4. Are integrally formed in a shape having the water guide groove 6 over the entire width of the groove.

  Further, the water guide groove 6 will be described more specifically. The left side edge of the mounting plate portion 4 is provided on the left and right portions of the upper surface of the mounting plate portion 4 along the left and right side edges of the mounting plate portion 4. A rising edge 7 is formed at the left end of the left water guiding groove 6A along the portion, and a rising edge 7 is formed at the right end of the right water guiding groove 6B along the right edge of the mounting plate portion 4. The rainwater which is going to overflow (approximately overflow) the left and right side edges of the mounting plate portion 4 from the water guide grooves 6 (6A and 6B) is blocked by the rising edge portion 7 and the surface of the metal fitting main body 2 It is configured not to propagate.

  A fitting groove 9 having a groove length along the front-rear direction (the roof 1 gradient direction) is provided on the upper surface of the mounting plate portion 4 at the left and right positions of the bolt mounting hole 18 (integrally formed). The right and left hanging pieces 20 of the ground plate 8 made of a strip-shaped metal plate having a length in the front-rear direction and having hanging pieces 20 on the left and right longitudinal edges are fitted into the fitting grooves 9. An earth plate 8 having a length in the front-rear direction can be mounted on the plate portion 4. That is, the solar panels 3 placed side by side on the mounting plate 4 in a front-to-back state by the ground plate 8 set on the mounting plate 4 can be connected to the ground. In the drawing, reference numeral 29 denotes a connection projection that bites into the metal frame portion of the outer edge of the solar panel 3 to electrically connect the same, and 30 denotes a bolt through which the fixing bolt 5 penetrates when the ground plate 8 is mounted on the mounting plate portion 4. Hole.

  The solar panel mounting bracket A of this embodiment is a solar panel holding bracket P that can be attached to the fixing bolt 5 and presses and fixes the outer edge of the solar panel 3 mounted on the mounting plate unit 4 from above. Have.

  More specifically, the solar panel holding member P will be described. The outer edge of the solar panel 3 mounted on the mounting plate portion 4 is attached to an end of a base 22 having a bolt hole 21 which is inserted through the fixing bolt 5. A panel pressing part 23 capable of pressing the base 22 from above is provided. The base 22 is attached to the fixing bolt 5 projecting upward from the mounting plate part 4 through the bolt hole 21 and screwed to the fixing bolt 5. By tightening with the fixing nut 24, the outer edge of the solar panel 3 mounted on the mounting plate portion 4 can be pressed and fixed by the panel pressing portion 23.

  The base 22 is made of aluminum or an aluminum alloy having high weather resistance and durability, including the panel holding portion 23, and the solar panel holding metal fitting P is made of right and left orthogonal to the roof 1 slope direction. When the width dimension is formed to be narrower than the left and right width dimension of the mounting plate portion 4, the solar panel holding bracket P is mounted on the fixing bolt 5 and disposed on the mounting plate portion 4. The water guide grooves 6 on the left and right sides of the upper surface of the mounting plate portion 4 are disposed below the left and right ends of the lower part of the panel holding member P, and rainwater flowing down from the lower left and right ends along the surface of the solar panel holding member P is provided. Is configured to drop and flow into the water guide groove 6 (see FIG. 5).

  Therefore, aluminum is an expensive material, but the amount of material used is reduced by designing the width of the left and right widths of the solar panel holding member P to be small, thereby reducing costs.

  Further, the panel pressing portion 23 will be described in detail. The panel pressing portion 23 is provided in an upright (vertical) state from the end of the base 22 and engages with the side surface of the outer edge of the solar panel 3 mounted on the mounting plate portion 4. A side engaging portion 25 to be engaged with the upper surface of the outer edge of the solar panel 3 mounted on the mounting plate portion 4 and protruding horizontally and horizontally from an upper portion of the side engaging portion 25. The solar panel press fitting P of this embodiment is an extruded product made of aluminum or aluminum alloy in which the panel press section 23 is integrally connected to the base 22. It is composed of

  The panel pressing portion 23 is provided on both the front end and the rear end of the base 22 in a horizontal rectangular plate shape in plan view having a length in the left-right direction orthogonal to the slope direction of the roof 1. Is provided at the front end of the base plate 22 with the rectangular plate-shaped side engaging portion 25 having a plate surface in a vertical direction orthogonal to the plate surface direction of the base 22. The upper surface engaging portion 26 in the form of a narrow strip having a plate surface (parallel to the plate surface direction of the base 22) in a lateral direction orthogonal to the plate surface direction of the engaging portion 25 is provided to project forward. The outer edge of the solar panel 3 mounted on the front side of the mounting plate portion 4 can be pressed and fixed from the side and above by the panel pressing portion 23 at the front end. The side surface engaging portion 25 having a rectangular plate shape having a plate surface in a vertical direction orthogonal to the plate surface direction of the base 22 is provided. At the upper end, a strip-shaped upper surface engaging portion 26 having a plate surface in a transverse direction (parallel to the plate surface direction of the base 22) orthogonal to the plate surface direction of the side surface engaging portion 25 is rearward. The rear edge of the solar panel 3 mounted on the rear side of the mounting plate portion 4 can be pressed and fixed from the side and above by the panel pressing portion 23 at the rear end. .

  Each of the side engaging portions 25 before and after the base 22 is formed (molded) so as to protrude downward below the base 22, and the lower ends of the front and rear side engaging portions 25 are placed on the mounting plate portion. 4 is configured to function as a leg for mounting on the upper surface of the mounting plate 4, and the leg is configured to form a space on the mounting plate 4 below the base 22 to escape the mounting nut 19. ing.

  That is, as shown in FIGS. 1 to 4, the solar panel press fitting P of the present embodiment is formed in a substantially H-shaped form when viewed from the side.

  In order to fix the solar panel 3 installed on the lowermost side or the uppermost side in the gradient direction of the roof 1, a solar panel holder having a shape in which the panel holder 23 is provided only at one of the front and rear ends of the base 22 is provided. A fitting P can also be used.

  Further, in the solar panel press fitting P of the present embodiment, a reinforcing wall portion 28 is installed in an oblique state between the side engaging portion 25 of the panel press portion 23 and the base 22.

  Specifically, a hollow portion 27 is provided between the side engaging portion 25 and the base 22, and a wall of the peripheral wall of the hollow portion 27 laid between the side engaging portion 25 and the base 22. The portion is configured to function as the reinforcing wall portion 28, and the reinforcing wall portion 28 secures the strength of the fitting.

  That is, since the solar panel holding member P of the present embodiment is formed to be narrower than the left and right width of the mounting plate portion 4 for the purpose of cost reduction, it is formed to be wider than the left and right width of the mounting plate portion 4. Although the strength is reduced as compared with the conventional product, the strength is compensated for by the reinforcing wall portion 28 so that sufficient metal fitting strength is obtained.

  Further, the reinforcing wall portion 28 extends obliquely forward and obliquely downward from the front end of the base 22 and forms an inclined wall extending toward the upper portion and the lower portion of the side engaging portion 25 on the front side. The cavity 27 is formed, and the inclined wall extends from the rear end of the base 22 obliquely rearward and upward and rearward obliquely downward to the upper side and lower side of the side engaging portion 25 on the rear side. The rear cavity 27 is formed at the rear side.

  The solar panel press fitting P having such a cavity 27 and a reinforcing wall 28 can be easily designed and realized by extrusion molding.

  Therefore, in this embodiment, the mounting plate portion 4 and the solar panel press fitting P are made of expensive aluminum or aluminum alloy, but the fitting main body 2 is an inexpensive conventional product. Since it has a narrow and small shape, it is possible to provide a product at a price that is easy for the user to purchase without increasing the cost much compared with the conventional product.

  Note that the present invention is not limited to the present embodiment, and a specific configuration of each component can be appropriately designed.

DESCRIPTION OF SYMBOLS 1 Roof 2 Metal fitting body 3 Solar panel 4 Mounting plate part 5 Fixing bolt 6 Water guide groove 6A Left water guide groove 6B Right water guide groove 7 Rising edge 8 Ground plate 9 Fitting groove A Solar panel mounting bracket P Solar panel holding bracket

Claims (6)

  A mounting plate portion on which the outer edge of the solar panel can be mounted is provided on the upper part of the bracket body that can be fixed on the roof, and a fixing for fixing the solar panel mounted on the mounting plate portion is provided. In the solar panel mounting bracket in which the bolt is provided in an upright state, the mounting plate portion is made of aluminum or an aluminum alloy, and has a groove length in the front-rear direction along the roof gradient direction on the upper surface. Is provided, and the rainwater on the mounting plate portion draining from the front end portion on the lower side of the roof gradient flowing through the water guide groove is configured to flow down onto the roof without traveling along the metal fitting body. A solar panel mounting bracket, characterized in that:   The mounting plate portion is formed in a shape that covers the metal fitting body from above, and the rainwater on the mounting plate portion that flows through the water guide groove and is drained from the front end portion on the lower side of the roof gradient is formed by the metal fitting body. 2. The solar panel mounting bracket according to claim 1, wherein the bracket is configured to flow down onto the roof without passing through the roof.   The water guide groove is provided on the left and right portions of the upper surface of the mounting plate portion along the left and right side edges of the mounting plate portion, and rises at the left end of the left water guide groove along the left edge of the mounting plate portion. The edge part is formed, and the rising edge part is formed in the right end of the right water guide groove along the right side edge part of a mounting plate part, The Claim 1 or 2 characterized by the above-mentioned. The solar panel mounting bracket according to 1.   The mounting plate portion is formed of an extruded product made of aluminum or an aluminum alloy, and is formed into a shape having the water guide groove over the entire width in the front-rear direction along the roof gradient direction on the upper surface of the mounting plate portion. The solar panel mounting bracket according to any one of claims 1 to 3, wherein:   A solar panel press fitting that can be attached to the fixing bolt and presses and fixes an outer edge of the solar panel placed on the placing plate section from above, and has a lateral width dimension of the solar panel press fitting. The solar panel mounting bracket according to any one of claims 1 to 4, wherein the mounting bracket is formed in a shape narrower than a left-right width dimension of the mounting plate portion.   The solar panel mounting bracket according to any one of claims 1 to 5, wherein the mounting plate portion is formed to have a fitting groove into which a metal ground plate can be fitted.

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