JP2013147804A - Method and support for fitting solar cell module - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a simple and versatile method for fitting a solar cell module on a roof surface by a single operator.SOLUTION: A method for fitting a solar cell module 1 on a roof surface A includes steps of: fitting a pair of parallel fixation rails 2a and 2b on the roof surface A such that a gap B is formed between the rail and the roof surface A; engaging the lower side 1a of the solar cell module 1 to the fixation rail 2a and lifts up the upper side 1b of the solar cell module 1 with the engaging part as a fulcrum; supporting the solar cell module 1 in a standing state with a support 10 by supporting the upper side 1b of the solar cell module 1 with the upper portion of a support 10 such that the lower portion is inserted in a gap B of the fixation rail 2b; electrically connecting the connection part 70 of the solar cell module 1 to an other device; laying down the solar cell module 1 through removal of the support 10; and fitting the lower side 1a and the upper side 1b of the solar cell module 1 on the fixation rails 2a and 2b, respectively.

Description

  The present invention relates to a method for attaching a solar cell module having a connection portion for electrically connecting to another device on the lower surface side to a roof surface, and for supporting the solar cell module when attaching the solar cell module. It relates to a support.

  The solar cell module installed on the roof surface of a building needs to electrically connect the connecting portion on the lower surface side to another module via a cable. Therefore, when the solar cell module is attached to the roof surface, the operator lifts the solar cell module in a state where it is temporarily placed at a predetermined position on the roof surface, performs the work of connecting the solar cell module cable, After the connection work is completed, the work of laying the solar cell module in an upright state and fixing it to the gantry is required.

  Since it is difficult for one worker to perform such work alone, it is common for one of the two workers to support the solar cell module and the other to perform cable connection work. The efficiency was not good.

  By the way, in Patent Document 1, a solar power generation module mounting gantry comprising a plurality of vertical beams and a plurality of horizontal beams is supported by a plurality of first mounting tools on the roof and held upright on the roof. It is disclosed that after a solar power generation module is attached to a gantry and wire connection is performed, the solar power generation module mounting gantry is tilted and fixed on a roof.

Japanese Patent Laid-Open No. 2002-70270

  However, this method allows one person to work, but it requires a dedicated solar cell module mounting frame and a dedicated mounting device for the solar cell module mounting frame, which are clearly large, and this is disadvantageous in terms of cost. . Moreover, the work was complicated and the versatility was low.

  This invention is made | formed in view of this point, and provides the attachment method of the solar cell module which can be performed by a single operator with a simple and versatile method, and the support tool used at that time. With the goal.

  The present invention for achieving the above object is a method of attaching a solar cell module provided with a connection portion for electrically connecting to another device on the lower surface side to a roof surface, and fixing the solar cell module Attaching a pair of parallel fixed rails to the roof surface so that there is a gap between the roof surface, and locking one side of the solar cell module to one rail of the fixed rail. Lifting the other side opposite the one side of the solar cell module with the stop portion as a fulcrum, and supporting the other side of the solar cell module at the upper part, while the lower part is the other part of the fixed rail A step of supporting the solar cell module in an upright state by being interposed between the solar cell module and the other rail of the fixed rail so as to be inserted into a gap between the rails, and a contact of the solar cell module A step of electrically connecting the unit and another device, a step of removing the support and tilting the solar cell module, and one side of the solar cell module and another side of the rail of the fixed rail And a step of fixing to each of the other rails.

  According to the present invention, the solar cell module can be attached by a single worker using a simple and versatile method.

  In the solar cell module mounting method, the support includes a bent claw at a lower end, the claw is inserted into a gap between other rails of the fixed rail, and the support is the other It may be locked to the rail. In such a case, the support can be locked to the fixed rail by a simple method.

  In the method for attaching the solar cell module, when the solar cell module is supported in an upright state, the method further includes a step of fixing the upper part of the support and the other side of the solar cell module with a clip. It may be. In such a case, it is possible to prevent the support from being detached from the solar cell module.

  The support has a plurality of locking portions provided in multiple stages, and selects one locking portion from the plurality of locking portions of the support, and other solar cell modules are connected to the locking portion. The solar cell module may be supported in an upright state by locking sides. In such a case, since the locking portion can be appropriately selected according to the slope of the roof surface, the interval between the pair of fixed rails, and the like, and the support length of the support can be adjusted, the versatility of the support can be improved.

  According to another aspect of the present invention, there is provided a support for supporting a solar cell module when the solar cell module is attached to a pair of parallel fixed rails having a gap between the roof surface and the gap between the fixed rails. The lower part can be inserted into the fixed rail, the lower part is inserted into the gap of the fixed rail, the upper part supports the solar cell module, and the solar cell module can be supported in an upright state.

  The support has a plurality of engaging portions provided in multiple stages, and the solar cell module stands upright by engaging an upper side of the solar cell module with an engaging portion selected from the plurality of engaging portions. You may support in a state.

  ADVANTAGE OF THE INVENTION According to this invention, the attachment operation | work to the roof surface of a solar cell module can be performed by a single worker by a simple and highly versatile method.

It is explanatory drawing which shows the roof surface to which the solar cell module was attached. It is explanatory drawing which shows the structure of a support tool. It is explanatory drawing which shows a mode that the fixed rail was attached to the roof surface. It is explanatory drawing which shows the state by which the upper side of the solar cell module was lifted. It is explanatory drawing which shows the state by which the solar cell module was supported by the support tool. It is an expanded sectional view of the latching | locking part of a support tool and a solar cell module. It is explanatory drawing which shows the state by which the cable was connected to the connection part of the solar cell module. It is explanatory drawing which shows the state by which the solar cell module was fixed to the fixed rail. It is explanatory drawing which shows the other structure of a support tool.

  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. FIG. 1 is an explanatory view showing a solar cell module 1 mounted on the roof surface A. FIG.

  As shown in FIG. 1, a large number of solar cell modules 1 are arranged along the fixed rail 2 on the inclined roof surface A. Each solar cell module 1 has a rectangular plate shape, and is electrically connected to another device for photovoltaic power generation in a building using a cable. This Embodiment demonstrates the attachment method of the solar cell module 1 used when attaching the said solar cell module 1 to the roof surface A. FIG.

  First, the support used in the method for attaching the solar cell module 1 will be described. For example, as shown in FIG. 2, the support 10 has a main body 20 formed in an elongated bar shape, and has a claw portion 21 that bends with respect to a straight portion of the main body 20 at the lower portion. The claw portion 21 has, for example, a tapered shape (wedge shape) that becomes thinner as it approaches the tip, and can be inserted into a gap B between the fixed rail 2 and the roof surface A described later. Further, the support 10 has an engaging portion 22 that bends on the same side as the claw portion 21 with respect to the linear portion of the main body 20 at the upper portion. The locking portion 22 can be inserted into a gap between a frame body 50 and a panel 51 of the solar cell module 1 described later. Further, the upper part of the support 10 has a convex part 23 that protrudes to the same side as the bending of the locking part 22 with respect to the main body 20. This convex part 23 becomes a grip part gripped by a clip 60 described later.

  Next, the attachment method of the solar cell module 1 performed using the support tool 10 is demonstrated.

  First, as shown in FIG. 1, a pair of parallel fixed rails 2 (the lower side is a fixed rail 2a and the upper side is a fixed rail 2b) for fixing the solar cell module 1 are attached to the roof surface A. The fixed rails 2a and 2b are provided toward the horizontal direction of the roof surface A. A plurality of rows of the pair of fixed rails 2 are provided on the roof surface A. In addition, as shown in FIG. 3, the fixed rails 2 a and 2 b are arranged on the roof surface A so that gaps B are formed between the fixed rails 2 a and 2 b and the roof surface A on a plurality of support brackets 30 having a height. Attached to.

  Next, as shown in FIG. 4, the lower side 1a of the solar cell module 1 is locked to the locking portion 40 of the fixed rail 2a on the lower side with respect to the slope, and the solar cell module 1 with the locking portion 40 as a fulcrum. The upper side 1b is lifted.

  Next, as shown in FIG. 5, the support 10 is supported by the upper locking portion 22 on the upper side 1b side of the solar cell module 1, and the lower claw portion 21 is inserted into the gap B of the fixed rail 2b. The solar cell module 1 is interposed between the battery module 1 and the fixed rail 2b, and is supported in an oblique standing state.

  At this time, as shown in FIG. 6, the engaging portion 22 of the support 10 is inserted into the gap between the frame body 50 and the panel 51 of the solar cell module 1 while being covered with the cushioning material 52 and supported. The tool 10 is locked to the solar cell module 1. Moreover, as shown in FIG. 5, the convex part 23 of the support tool 10 and the solar cell module 1 are hold | gripped by the clip 60, and the support tool 10 and the solar cell module 1 are fixed.

  Next, as shown in FIG. 7, the connection portion 70 on the lower surface side of the solar cell module 1 and another device such as a connection box are electrically connected by the cable 71.

  Next, as shown in FIG. 8, the support 10 is removed, and the solar cell module 1 is tilted to the fixed rail 2b side. Then, the lower side 1a and the upper side 1b of the solar cell module 1 are respectively fixed to the fixed rails 2a and 2b using bolts or the like.

  According to the present embodiment, the support 10 is inserted into the gap B of the fixed rail 2b and locked, and the solar cell module 1 is supported in an upright state and electrically connected to other devices. Therefore, the solar cell module 1 can be attached by a single worker using a simple and versatile method.

  The support tool 10 includes a claw portion 21 at the lower end, and the claw portion 21 is inserted into the gap B of the fixed rail 2b so that the support tool 10 is locked to the fixed rail 2b. 10 can be locked to the fixed rail 2b.

  When the solar cell module 1 is supported in an upright state, the upper portion of the support 10 and the upper side 1b of the solar cell module 1 are fixed with the clip 60 interposed therebetween, so that the support 10 is prevented from being detached from the solar cell module 1. it can.

  For example, as shown in FIG. 9, the support tool 10 in the above embodiment has a plurality of groove-like locking portions 80 provided in multiple stages on the side surface of the main body 20. One locking portion 80 may be selected from 80, and the upper side 1b of the solar cell module 1 may be locked to the locking portion 80 to support the solar cell module 1 in an upright state. In such a case, the locking portion 80 can be appropriately selected according to the slope of the roof surface A, the interval between the fixed rails 2a and 2b, and the support length of the support tool 10 can be adjusted. Can be improved.

  The preferred embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to such examples. It is obvious for those skilled in the art that various modifications or modifications can be conceived within the scope of the idea described in the claims, and these naturally belong to the technical scope of the present invention. It is understood.

  The present invention is useful when a solar cell module is attached to the roof surface by a single operator by a simple and versatile method.

DESCRIPTION OF SYMBOLS 1 Solar cell module 1a Lower side 1b Upper side 2, 2a, 2b Fixed rail 10 Support tool 20 Main body 21 Claw part 70 Connection part A Roof surface B Crevice

Claims (6)

A method of attaching a solar cell module provided with a connection portion for electrically connecting to another device on the lower surface side to a roof surface,
Attaching a pair of parallel fixing rails for fixing the solar cell module to the roof surface so that a gap is formed between the roof surface;
Locking one side of the solar cell module to one rail of the fixed rail, and lifting the other side facing the one side of the solar cell module with the locking part as a fulcrum;
A support is interposed between the solar cell module and the other rail of the fixed rail so that the upper side supports the other side of the solar cell module at the top and the lower portion is inserted into the gap of the other rail of the fixed rail. And supporting the solar cell module in an upright state,
Electrically connecting the connecting portion of the solar cell module and another device;
Removing the support and defeating the solar cell module;
Fixing the one side and the other side of the solar cell module to the one rail and the other rail of the fixed rail, respectively. The support has a bent claw at the lower end,
The solar cell module mounting method according to claim 1, wherein the claw portion is inserted into a gap between other rails of the fixed rail, and the support is locked to the other rail.   3. The sun according to claim 1, further comprising a step of fixing the upper portion of the support and the other side of the solar cell module with a clip when supporting the solar cell module in an upright state. How to install the battery module. The support has a plurality of locking portions provided in multiple stages,
One locking part is selected from a plurality of locking parts of the support, and the other side of the solar cell module is locked to the locking part to support the solar cell module in an upright state. The attachment method of the solar cell module in any one of 1-3. A support for supporting the solar cell module when attaching the solar cell module to a pair of parallel fixed rails with a gap between the roof surface,
It has a lower part that can be inserted into the gap of the fixed rail, the lower part is inserted into the gap of the rail of the fixed rail, supports the solar cell module at the upper part, and can support the solar cell module in an upright state. Support tool. It has a plurality of locking parts provided in multiple stages,
The support according to claim 5, wherein an upper side of the solar cell module is locked to a locking portion selected from a plurality of locking portions to support the solar cell module in an upright state.

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