JPH1162143A - Mounting device and installation method for frameless solar cell module - Google Patents

Abstract

(57) [Problem] To provide a structure capable of securely fixing by a simple operation with a small amount of screwing work and capable of fixing an output cable. A mounting tool (1) for mounting a frameless solar cell module (40) on a roof material, comprising a gantry (2) directly mounted on the roof material and a reinforcing member inserted into the gantry (2). 23, and a holder 3 formed on the gantry 2 and having a laterally open groove 31 for inserting and holding the side edge 40a of the frameless solar cell module 40 on the side surface thereof. 2 and the holder 3 are integrally formed of an elastic member so as to include the reinforcing member 23.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a frameless solar cell module having a structure in which a plurality of solar cells are connected by wiring and arranged in a flat plate and sandwiched between front and back members. The present invention relates to a mounting tool for mounting and a method for mounting a frameless solar cell module using the mounting tool.

[0002]

2. Description of the Related Art Many solar cell modules constituting a photovoltaic power generation system adopt a so-called super straight type structure. FIG. 9 is a perspective view of the disassembled state, and FIG. FIG. 11 shows a partial cross-sectional view thereof.

[0003] The solar cell module 50 of this super straight type comprises a large number of solar cells 51a, 51a.
Are connected in series or in parallel by an interconnector or the like, and the solar cell row 51 is filled with a filler 5 made of a transparent resin.
A rectangular plate-shaped solar cell assembly is formed by sandwiching a white-sheet reinforced glass plate 53 forming a light receiving surface and a weather-resistant film 54 on the back surface via the solar cell assembly 2 and 52. The portions are extruded from aluminum or the like, and each of the long side frames 55 and 55 and each of the short side frames 56 and 56 are extruded.
The elastic packing material 5 for cushioning and waterproofing respectively
7, and the adjacent long side frame 55 and short side frame 56 are connected by screws 58.

On each of the long side frames 55, 55, fixing ribs 55a, 55a for fixing to a frame (not shown) are formed over the entire length, and these fixing ribs 55a, 55a are
Screw insertion holes 59, 59... For fixing to the gantry are provided.

[0005] A terminal box 60 is attached to the back surface of the solar cell module 50, and an output cable 61 is led out of the terminal box 60.

[0006] The solar cell module 50 having such a structure.
Grid-connected residential photovoltaic power generation systems, which are installed in ordinary houses, are becoming popular.

FIG. 12 shows a state in which such a system-linked residential photovoltaic power generation system is installed in a general residence.

The solar power generation system comprises a pedestal 70 mounted on a roof and a plurality of solar cell modules 50
Are connected in series or in parallel, and are arranged in a flat plate, a connection box 71 through which a DC power generated in the solar cell array A is guided via a cable, and a connection box 71
And an indoor power distribution board 73 which is guided from the inverter 72 and is connected to a commercial power system.

[0009] The electric power generated from each solar cell module 50 is supplied to the electric equipment in the house from the indoor distribution board 73, and the surplus electric power can be sent to the commercial electric power. For this reason, the measuring unit 74 including two watt-hour meters measures the power input from the commercial power system and the power transmitted to the commercial power system.

[0010] The solar cell module 50 having such a structure.
As a general structure for attaching a roof to a roof, as shown in FIG.
5, a base 70 made of a metal material such as a steel material or an aluminum material is installed.
Is fixed.

The gantry 70 is placed on a base plate 87 by metal fittings 76, fixed to a rafter 88 or a purlin 89 with screws or the like, and an inter-module cover 90 is inserted between adjacent module rows. Also, the solar cell module 50
Is generally mounted in parallel with the roof while maintaining a ventilation space 91 of about 5 to 10 cm for cooling.

[0012]

When the solar cell module 50 having such a configuration is mounted on a roof, there are the following problems.

That is, since each solar cell module 50 needs to be screwed to the gantry 70, there are many screwing points, which is a complicated operation. A space for wiring the output cable 61 derived from the terminal box 60 attached to the back surface of the solar cell module 50 has to be secured between the solar cell module 50 and the gantry 70, and the work for that is complicated. . Since there is no place to fix the output cable 61, it was necessary to bind the output cable 61 with a binding member and fix it to the gantry 70 or the like.

The present invention has been made in order to solve such a problem. An object of the present invention is to fix a frameless solar cell module to a roof with a small number of screws and a simple operation. It is an object of the present invention to provide a frameless solar cell module mounting tool and a method for mounting the frameless solar cell module, which can be fixed and can be fixed with an output cable, thereby shortening the working time and reducing the cost.

[0015]

In order to solve the above-mentioned problems, a mounting device for a frameless solar cell module according to claim 1 of the present invention has a large number of solar cells connected by wiring and arranged in a plate shape. A mounting device for mounting a frameless solar cell module having a structure in which a solar cell row is sandwiched between front and back members on a roof material, the mounting device being a gantry portion directly mounted and fixed on the roof material. A reinforcing member inserted into the pedestal portion, and a holding portion formed on the pedestal portion and having a laterally opened groove for inserting and holding a side edge portion of the frameless solar cell module on a side surface thereof. And the gantry portion and the holding body portion,
It is formed integrally with an elastic member so as to include the reinforcing member.

According to a second aspect of the present invention, there is provided the mounting device for a frameless solar cell module according to the first aspect, wherein the mounting member has a depth reaching the upper surface of the holding member to the position where the groove is formed. A mating recess is formed, and by fitting a zipper member into the fitting recess, the side edge of the frameless solar cell module inserted and held in the groove is prevented from coming off.

According to a third aspect of the present invention, there is provided an attachment for a frameless solar cell module according to the second aspect, wherein the screw member inserted from the fitting recess is directly screwed into the roof material. The head of the inserted screw member is covered with the zipper member.

According to a fourth aspect of the present invention, there is provided a mounting device for a frameless solar cell module according to the first, second or third aspect, wherein a through-hole for passing a wiring connecting the solar cell to the mounting portion is provided. A hole is formed, and a holding groove for holding the wiring is formed.

The method for constructing a frameless solar cell module according to claim 4 of the present invention has a structure in which a plurality of solar cells are connected to each other by wiring and arranged in a flat plate-shaped solar cell row sandwiched between front and back members. A frameless solar cell module mounting method for mounting the frameless solar cell module on a roofing material with a mounting tool, wherein the mounting tool includes a mounting portion directly mounted and fixed on the roofing material, and a mounting portion inside the mounting portion. And a holding member formed on the gantry and having a laterally open groove for inserting and holding a side edge of the frameless solar cell module on a side surface thereof, The holder has a fitting recess formed on an upper surface thereof having a depth reaching a position where the groove is formed. The mounting fixture is disposed on the roof material, and a screw member is formed from the fitting recess. After being inserted and screwed directly into the roof material and fixed, and after inserting and holding the side edge of the frameless solar cell module in the groove of the holder, the zipper member is fitted into the fitting recess, whereby the This prevents the side edge of the frameless solar cell module inserted and held in the groove from coming off, and covers the head of the screw member inserted into the fitting recess.

[0020]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is an exploded perspective view of a frameless solar cell module mounted on a roofing material by the fixture according to the present invention, and FIG. 2A is an assembled state of the frameless solar cell module. FIG. 2B is a plan view, and FIG. 2B is a side view.

The frameless solar cell module 40 includes a solar cell array 41 in which a large number of solar cells 41a, 41a,... Are connected in series or in parallel by an interconnector or the like. Via 42
The structure is such that a rectangular plate-shaped solar cell assembly is formed so as to be sandwiched between a white plate reinforced glass plate 43 forming a light receiving surface and a weatherproof film 44 on the back surface. Also, the back surface of the solar cell module 40 (the surface on the weather resistant film 44 side)
, A terminal box 45 is attached, and an output cable (wiring) 46 is led out of the terminal box 45.

FIGS. 3 and 4 show a frameless solar cell module (hereinafter referred to as a solar cell assembly) 4 having such a structure.
FIG. 3 shows an embodiment of a mounting tool for mounting 0 on a roofing material. FIG. 3 is a sectional view as viewed from a side, and FIG. 4 is a front view.

The mounting 1 is entirely made of elastic rubber, and has a gantry 2 which is directly mounted and fixed on a roof material, which will be described later, and a holder integrally formed on the gantry 2. And part 3.

The gantry 2 is formed of a flat plate-shaped foot 21 which is in close contact with the roofing material, and a body 22 which extends upward from the center of the foot 21 and has a hollow body. Torso 22
Are embedded with reinforcing members 23, 23 (shown by broken lines) on the left and right sides thereof. Also, on the side of the foot 21,
A through hole 24 (see FIG. 4) for passing the output cable 46 is formed at an appropriate position in the longitudinal direction. Further, a rubber sheet 25 for vibration proof and waterproof is attached to the lower surface of the foot 21.

The holding body 3 has a shape that extends beyond the body 22 to the left and right, and has laterally opened grooves 31 for inserting and holding the side edges 40a of the solar cell assembly 40 on both sides. 31 are formed. A fitting recess 32 having a depth reaching the formation position of the grooves 31 is formed on the upper surface of the holder 3, and the zipper member 33 is fitted into the fitting recess 32. ing.

The shape of the lower surface side of the zipper member 33 is formed so as to conform to the inner peripheral surface shape of the fitting recess 32 (or slightly larger than the inner peripheral surface shape). By fitting into the mating recess 32,
The upper holding pieces 31a, which constitute the left and right grooves 31, 31,
31a are respectively urged downward.
That is, by providing the holding force between the lower holding piece 31b and the upper holding piece 31a constituting the groove 31, the side edge 4 of the solar cell assembly 40 inserted and held in the groove 31 is provided.
0a is firmly held and fixed (that is, prevention of detachment). The bottom surface 32a of the fitting recess 32 is formed as a flat surface, and serves as a screwing surface into which a wood screw 38 described later is screwed.

A holding groove 35 for holding the output cable 46 is formed in a portion continuing from the outer surface of the body 22 to the lower surface of the lower holding piece 31b. This holding groove 3
5 has a C-shape in side view formed so that the distance between the insertion ends 35a, 35a is slightly smaller than the outer diameter of the output cable 46. That is, the output cable 46 is connected to the insertion end 3
By forcibly inserting the cable from between 5a and 35a, the output cable 46 is held in the holding groove 35 by the insertion ends 35a and 35a after the insertion.

The attachment 1 (including the zipper member 33) having such a configuration is formed in a long body capable of holding the entire side edge portion 40a of the solar cell assembly 40. However, the holding groove 35 for inserting and holding the output cable 46 is formed over the entire length in FIG. 4, but is not necessarily formed over the entire length, and is provided only at a location necessary for construction of the solar cell assembly 40. Just do it. Also,
The location to be provided is not limited to one location, and may be provided at a plurality of locations as required.

Next, a procedure (construction method) of mounting the frameless solar cell assembly 40 having the above-described configuration on the inclined roof R using the mounting fixture 1 having the above-described configuration will be described with reference to FIGS. .

As shown in FIG. 6, the sloping roof R has a base plate 11 stretched over rafters 10, 10,..., And a base material 12 such as waterproof paper stretched thereon. A tile 13 is provided on the base material 12 so as to extend from the eaves R1 side to the ridge side (in the same direction as the rafters 10), and a roof material 14 is coated on these. As shown in the figure, the rafter 10 and the tile rod 13 are opposed to each other up and down via a base plate 11.

In the sloping roof R having such a structure, the fixing positions of the mounting tools 1 in the first row to be mounted and fixed to the eaves R1 side are drawn on the tile rods 13, 13,.

In this embodiment, the solar cell assemblies 40 are arranged in upper and lower two rows, and the solar cell assemblies 40 are mounted on the three tile rods 13, 13, 13. However, the solar cell assemblies 40 can be arranged in as many rows as possible along the inclined roof R.

Thereafter, the first row of mounting fixtures 1 is mounted on the eaves tip R1 side.
Are placed in parallel with the eaves R1, and three roofing rods 13, 13,
A wood screw 38 is inserted from the bottom surface 32 a of the fitting concave portion 32 at the portion intersecting with 13, and is directly screwed and fixed to each of the tile rods 13, 13 and 13. At this time, the rubber sheet 25 affixed to the lower surface of the foot portion 21 of the attachment 1 ensures the vibration-proof properties of the attachment 1 and the waterproofness of the screwed portion of the wood screw 38.

Next, the solar cell placed in the first column on the side of the eaves R1 is inserted into the groove 31 on one side (the side opposite to the eaves R1) of the mounting fixture 1 in the first row fixed in this manner. After inserting one side edge 40a of the assembly 40 (the state shown in FIG. 7A), and then inserting and holding one output cable 46 of the terminal box 45 in the holding groove 35 as necessary,
It is led out to the eaves R1 side through the through hole 24 of the mounting fixture 1 in the first row.

Thereafter, the groove 31 of the second-row mounting 1 is inserted into the other side edge 40a of the first-row solar cell assembly 40, and the first-row solar-cell assembly 40 After the other output cable 46 is inserted and held in the holding groove 35 of the second row of fixtures 1 as necessary, it is led out to the ridge side through the through holes 24 of the second row of fixtures 1. Thereafter, the mounting tools 1 in the second row are arranged on the three roofing rods 13, 13, 13, and from the bottom surface 32a of the fitting recess 32 at a portion intersecting with the three roofing rods 13, 13, 13. Insert the wood screw 38 and insert each
Screw and fix directly to 3,13. FIG. 5 shows this state. As a result, the first row of solar cell assemblies 4
The installation of 0 is completed.

Next, in the groove 31 on the other side (the side opposite to the eaves R1) of the second row of mounting fixtures 1 mounted and fixed in this way, the solar cell assemblies 40 arranged in the second row are mounted. One side edge 40a is inserted, and one output cable 46 of the second row of solar cell assemblies 40 is inserted and held in the holding groove 35 of the second row of mounting fixtures 1 as necessary, and then attached. Are connected to the other output cable 46 of the solar cell assembly 40 of the first row, which has been completed.

Thereafter, the groove 31 of the third-row attachment 1 is inserted into the other side edge 40a of the second-row solar cell assembly 40, and the second-row solar cell assembly 40 is After the other output cable 46 is inserted and held in the holding groove 35 of the third row of fixtures 1 as necessary, it is led out to the ridge side through the through holes 24 of the third row of fixtures 1. Thereafter, the third row of fixtures 1 is arranged on the three roofing rods 13, 13, 13, and from the bottom surface 32 a of the fitting recess 32 at a portion intersecting with the three roofing rods 13, 13, 13. Insert the wood screw 38 and insert each
And directly screwed into 3, 13 (Fig. 7 (b), (c)
State). Thus, the mounting of the second row of solar cell assemblies 40 is completed.

When the mounting of the first row of solar cell assemblies 40 and the second row of solar cell assemblies 40 is completed, finally, the fittings 1, 1, 1 in each row are fitted. A long zipper member 33 is forcibly fitted into the concave portion 32, and all the mounting operations are completed. By fitting the zipper member 33 into the fitting recess 32, the left and right grooves 31, 31 are formed.
The upper holding pieces 31a, 31a constituting the above are urged downward, respectively, to firmly hold and fix the side edge 40a of the inserted solar cell assembly 40 (that is, to prevent the solar cell assembly 40 from coming off). By fitting the zipper member 33, the head of the wood screw 38 inserted into the fitting recess 32 can be covered.

As for the fitting of the zipper member 33, the zipper member 33 is fitted to the mounting tool 1 in the first row when the mounting of the first row of solar cell assemblies 40 is completed. When the mounting of the second row of solar cell assemblies 40 is completed, the zipper member 33 is fitted into the fitting recesses 32 of the second row mounting fixture 1 and the third row mounting fixture 1. Is also good.

Incidentally, the solar cell assemblies 40 in the third and subsequent columns
If there is, the solar cell assemblies 40 in the third and subsequent columns are sequentially mounted while connecting the wires in the same manner as the mounting of the solar cell assemblies 40 in the second column.

FIG. 7 shows a state where the side edge 40a of the solar cell assembly 40 is inserted into the groove 31 of the fixture 1 fixed to each row. FIG. 7A shows the first row. FIG. 3B shows the state of insertion of the mounting fixture 1 of the first row and the side edge 40a of one (eave R1 side) of the solar cell assembly 40 in the first row. The other (ridge side) side edge portion 40a of the first row of solar cell assemblies 40 and the second row of solar cell assemblies 40
The insertion state with the side edge 40a of one (eave tip R1 side)
FIG. 4C shows the insertion state of the third row of mounting fixtures 1 and the other (ridge side) side edge portion 40a of the second row of solar cell assemblies 40, respectively.

In the above-described mounting procedure, the mounting tools 1 in the second and subsequent rows are connected to the tile rod 13 with the wood screw 38 while the groove 31 is inserted into the other side edge 40a of the solar cell assembly 40. The fixing members 1, 1, 1 in each row are fixed to the tile rods 13, 13, 13 in advance, and then the solar cell assemblies 4 in each row are fixed.
0 and 40 may be sequentially attached.

That is, all the fixtures 1, 1, 1 are mounted on the roofing bar 1 at an interval corresponding to the mounting pitch of the solar cell assembly 40.
3, 13 and 13, one side edge 4 of the solar cell assembly 40 arranged in the first row on the eaves R1 side.
0a is inserted into the groove 31 of the first row of fittings 1 and then one output cable 46 of the terminal box 45 is inserted and held in the holding groove 35 as necessary.
Through the through-hole 24 to the eaves R1 side. Next, after the other output cable 46 of the terminal box 45 is inserted and held in the holding groove 35 of the second row of fixtures 1, it is led out to the ridge side through the through holes 24 of the second row of fixtures 1, The other side edge portion 40 a of the solar cell assembly 40 is attached to the second row of mounting fixtures 1.
Of the first row of solar cell assemblies 40
Finish the installation.

Next, in the groove 31 on the other side (the side opposite to the eaves tip R1) of the second row of mounting fixtures 1 mounted and fixed as described above, the solar cell assemblies 40 arranged in the second row are mounted. One side edge 40a is inserted, and one output cable 46 of the second row of solar cell assemblies 40 is inserted and held in the holding groove 35 of the second row of mounting fixtures 1 as necessary, and then attached. Are connected to the other output cable 46 of the solar cell assembly 40 of the first row, which has been completed.

Thereafter, the other output cable 46 of the second row of solar cell assemblies 40 is inserted and held in the holding groove 35 of the third row of mounting fixtures 1, and then the third row of mounting brackets 1 is mounted. It is led out to the ridge side through the through hole 24, and the other side edge 40 a of the second row of solar cell assemblies 40 is inserted into the groove 31 of the third row of fixtures 1, and the second row of solar cells The mounting of the battery assembly 40 is completed.

When the mounting of the first row of solar cell assemblies 40 and the second row of solar cell assemblies 40 is completed, finally, the fittings 1, 1, 1 of each row are fitted. A long zipper member 33 is forcibly fitted into the concave portion 32, and all the mounting operations are completed. The zipper member 33
When the attachment of the first row of solar cell assemblies 40 is completed, the zipper member 33 is fitted to the first row of mounting fixtures 1 and the second row of solar cell assemblies is fitted. The zipper member 33 may be fitted into the fitting recesses 32 of the second row of mounting tools 1 and the third row of mounting tools 1 at the time when the mounting of the 40 has been completed.

FIG. 8 shows another embodiment of the fixture 1, and FIG. 8A shows a flat plate-like reinforcement on the bottom surface 32a of the fitting recess 32 in the fixture 1 having the structure shown in FIG. Member 23
The figure (b) shows a reinforcing member 23 embedded in the body 22 in a square frame structure when viewed from the side, and the figure (c) shows a reinforcing member embedded in the part 22. Reference numeral 23 designates a downwardly facing U-shaped frame structure in side view.

[0049]

According to the first aspect of the present invention, there is provided a mounting device for a frameless solar cell module, comprising: a mounting portion directly mounted on a roofing material; a reinforcing member inserted into the mounting portion;
A frame formed on the gantry, and having a laterally open groove that inserts and holds the side edge of the frameless solar cell module on the side surface thereof, and a gantry and a holder, It is formed integrally with an elastic member so as to include a reinforcing member. In other words, since the gantry, the holder, and the reinforcing member are integrally formed, the number of work steps for mounting on the roofing material is reduced, and the number of fixing points is reduced, so that the working time and cost are reduced. Can be planned.

According to a second aspect of the present invention, there is provided a mounting device for a frameless solar cell module, wherein a fitting recess having a depth reaching a position where a groove is formed is formed on an upper surface of a holder. By fitting the zipper member into the groove, the side edge of the frameless solar cell module inserted and held in the groove can be reliably prevented from coming off.

According to a third aspect of the present invention, there is provided the mounting device for a frameless solar cell module, wherein the screw member inserted from the fitting recess is directly screwed into the roof material, and the head of the inserted screw member is attached to the zipper member. It is configured to be covered by That is, the head of the screw member can be covered by fitting the zipper member into the fitting recess.

According to a fourth aspect of the present invention, there is provided a mounting device for a frameless solar cell module, wherein a through-hole for passing a wiring connecting a solar cell is formed in a pedestal portion, and a holding groove for holding the wiring is formed. doing. Accordingly, the number of locations for fixing the wiring is reduced and the fixing of the wiring is facilitated, so that it is possible to reduce the working time and the cost.

According to a fourth aspect of the present invention, there is provided a method for mounting a frameless solar cell module, wherein a mounting member is arranged on a roofing material, a screw member is inserted from a fitting recess, and directly screwed and fixed to the roofing material. After inserting and holding the side edge of the frameless solar cell module in the groove of the holder, the zipper member is fitted into the fitting recess. Thereby, it is possible to reliably prevent the side edge of the frameless solar cell module inserted and held in the groove from coming off. In addition, since only the mounting member in which the gantry portion and the holding portion are integrally formed by the elastic member need only be fixed on the roof material with the screw member, the number of fixing portions is reduced, and the field board, rafters, etc. are cracked. Such a problem does not occur. In addition, since it is not necessary to fix the frameless solar cell module and the cover with screws, the work of attaching the frameless solar cell module to the roof material is simplified.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a frameless solar cell module mounted on a roofing material by the mounting tool of the present invention.

2A is a plan view of a frameless solar cell module in an assembled state, and FIG. 2B is a side view.

FIG. 3 is a side view showing an embodiment of a mounting tool for mounting the frameless solar cell module on a roof material.

FIG. 4 is a front view showing an embodiment of a mounting tool for mounting the frameless solar cell module on a roofing material.

FIG. 5 is a diagram for explaining a procedure for attaching a frameless solar cell module to an inclined roof.

FIG. 6 is a partial sectional view of a sloped roof.

FIGS. 7 (a), (b), and (c) are side views showing a state where a side edge portion of a frameless solar cell module is inserted into a fixture.

FIGS. 8A, 8B, and 8C are side views showing other embodiments of the fixture.

FIG. 9 is an exploded perspective view of a conventional solar cell module having a structure called a super straight type.

FIG. 10 is a perspective view of a conventional solar cell module.

FIG. 11 is a partial cross-sectional view of a conventional solar cell module.

FIG. 12 is a configuration diagram of a conventional solar cell system.

FIG. 13 is a schematic side view showing a mounting structure of a conventional general solar cell module.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Attachment 2 Mount part 3 Holder part 21 Leg part 22 Body part 23 Reinforcement member 24 Through hole 25 Rubber sheet 31 Groove part 32 Fitting concave part 33 Zipper member 35 Holding groove part 40 Frameless solar cell module 41 Solar cell row 41a Sun Battery cell 42 Filler 43 White reinforced glass plate 44 Weatherproof film 46 Output cable (wiring)

Claims (5)

[Claims] 1. A mounting tool for mounting a frameless solar battery module having a structure in which a plurality of solar battery cells are connected by wiring and arranged in a flat plate shape and sandwiched between front and back members, on a roof material. The mounting device includes a pedestal portion directly mounted and fixed on the roof material, a reinforcing member inserted into the pedestal portion, and a frameless sun formed on the pedestal portion and having a side surface thereof. A holder having a laterally open groove for inserting and holding a side edge of the battery module, wherein the gantry and the holder are integrally formed by an elastic member in a form including the reinforcing member. A mounting device for a frameless solar cell module, wherein the mounting device is formed. 2. A fitting recess having a depth reaching a position where the groove is formed is formed on an upper surface of the holder, and a zipper member is fitted into the fitting recess to be inserted and held in the groove. 2. The mounting device for a frameless solar cell module according to claim 1, wherein a side edge of the frameless solar cell module is prevented from coming off. 3. The frameless sun according to claim 2, wherein the screw member inserted from the fitting recess is directly screwed into the roof material, and the head of the inserted screw member is covered with the zipper member. Battery module mounting fixture. 4. A frame having a through hole through which the wiring connecting the solar cells is formed and a holding groove for holding the wiring are formed in the gantry.
The mounting tool for a frameless solar cell module according to any one of the above. 5. A frameless solar cell module having a structure in which a plurality of solar cells are wired and connected to form a flat plate-shaped solar cell row and sandwiched between front and back members, and no frame is provided on a roofing material by a fixture. A method for installing a solar cell module, wherein the mounting member is formed on the gantry portion, which is directly mounted and fixed on the roof material, a reinforcing member inserted into the gantry portion, and on the gantry portion, And a holder having a laterally opened groove for inserting and holding a side edge of the frameless solar cell module on a side surface thereof, wherein the holder has a depth reaching an upper surface thereof to a position where the groove is formed. The fitting concave portion is formed, the mounting tool is arranged on the roof material, a screw member is inserted from the fitting concave portion, and directly screwed and fixed to the roof material,
After the side edge of the frameless solar cell module is inserted and held in the groove of the holder, the zipper member is fitted in the fitting recess, thereby the side of the frameless solar cell module inserted and held in the groove. A method for constructing a solar cell module without a frame, wherein an edge is prevented from coming off and a head of a screw member inserted into the fitting recess is covered.