WO2008041466A1

WO2008041466A1 - Fixing cover of solar cell module

Info

Publication number: WO2008041466A1
Application number: PCT/JP2007/067869
Authority: WO
Inventors: Hiromune Nomura; Shigeru Tamaki; Seiji Oomoto
Original assignee: Showa Shell Sekiyu K. K.
Priority date: 2006-10-02
Filing date: 2007-09-13
Publication date: 2008-04-10
Also published as: JP4125336B2; JP2008088688A; TW200818522A

Abstract

[PROBLEMS] To provide an easy-to-install cover which ensures a good appearance at the fixing end when a solar cell module is fixed. [MEANS FOR SOLVING PROBLEMS] The cover (4), for covering the lower end of a longitudinal material (2) arranged on the fixing surface in order to fix a solar cell module (1), has a fixing plate portion (401) in a quadrangular prism form opening at the lower end for fixing the lower end of the solar cell module (1), a front plate portion (405) covering the front face of the solar cell module (1), and an upper plate portion (404) connecting the upper ends of the fixing plate portion (401) and the front plate portion (405). A portion (406) for fixing a joint rod (410) used when an other cover (4) is coupled is formed at at least any one of a bend between the fixing plate portion (401) and the upper plate portion (404), a bend between the front plate portion (405) and the upper plate portion (404), and the lower end of the front plate portion (405).

Description

Specification

Solar cell module mounting cover

Technical field

[0001] The present invention is a technique for attaching a solar cell module to a roof or the like, and in particular,

The present invention relates to a technique for maintaining a good appearance of the end of the eaves side when a solar cell module is mounted on a vertical member.

Background art

Conventionally, there are various construction methods for attaching a solar cell module comprising a solar cell substrate and a frame to an attachment surface such as a roof.

And when attaching the solar cell module to the roof, the force that is required to place the attachment members vertically and horizontally on the roof and to attach the solar cell module on it, so that the end of this attachment member is not exposed from the eaves, etc. The edge processing member is attached to the ridge side by covering the step between the installation structure and the solar cell panel with a sloped mantle structure. In some cases, the snow on the roof of the roof slides due to the melting of the snow or the weight along the roof slope, thereby reducing the snow load on the part (for example, Patent Document 1).

Patent Document 1: Japanese Patent Laid-Open No. 2003-74154

Disclosure of the invention

Problems to be solved by the invention

[0004] However, in the above-described prior art, when attaching a plurality of end portions connected to each other, it is necessary to adjust the height or adjust the mounting surface in order to attach them without a step. This adjustment was very troublesome.

Further, since such an edge processing member is for finishing the end of the mounting member with a good appearance, a cost that is as low as possible and a good appearance has been desired.

[0005] The present invention has been made to solve the above-described problems, and has a low cost as a component, and is a solar battery that is easy to construct and has a good appearance even when used in a plurality of connected parts. An object is to provide a module fixing structure. Means for solving the problem

[0006] A solar cell module mounting cover according to an aspect of the present invention is a cover for covering a lower end portion of a vertical member provided on a mounting surface in order to mount a solar cell module. A square plate that is open and has a mounting plate portion to which the lower end portion of the solar cell module is attached, a front plate portion that covers the front surface of the solar cell module, and an upper portion that connects the mounting plate portion and the upper end portion of the front plate portion. At least one of a bent portion between the mounting plate portion and the upper plate portion, a bent portion between the front plate portion and the upper plate portion, and a lower end portion of the front plate portion. A joint attachment portion for attaching a joint rod for connecting another cover is formed at such a location.

[0007] When the joint rod is attached to the joint attachment portion, the length protruding from the joint attachment portion may be different.

A cut-and-raised portion is formed at the lower end of the vertical member, and an engagement side that engages with the cut-and-raised portion of the vertical member is formed at the lower end of the mounting plate portion! /, Anyway.

[0008] Further, a mounting side for mounting and fixing the mounting portion of the lower end portion of the solar cell module is formed on the upper end portion of the mounting plate portion, and the upper surface of the upper surface plate portion is Be higher than the mounting part of the solar cell module and lower than the upper surface of the solar cell module attached to the above-mentioned installation side! /, Or even! / ,.

The invention's effect

[0009] According to the present invention, a plurality of covers can be easily and neatly joined by attaching a joint rod to the joint mounting portion and connecting them even when the cover is jointed and attached. be able to.

In addition, since the joint rods have different lengths protruding from the joint mounting part, it can be easily removed by connecting them one by one when connecting the covers.

Furthermore, since the engagement side of the cover is engaged with the cut and raised portion of the vertical member, the cover can be firmly fixed on the vertical member.

BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, an example of a solar cell module mounting structure to which the present invention is applied will be described with reference to the drawings. explain.

FIG. 1 shows a state in which a plurality of solar cell modules 1 that are effective in this embodiment are arranged on the roof.

The solar cell modules 1 are arranged on one surface on the roof 30, and each solar cell module 1 is attached such that the upper end portion on the ridge side is raised above the lower end portion on the eave side. The electric power generated by the solar cell module 1 is collected in the connection box 60 and transmitted.

[0011] On the roof to which the solar cell module 1 is attached, as shown in FIG. 5, the solar cell module 1 is fixed on the roof by a vertical member 2 fixed on the roof by a fixing bracket 3.

As shown in FIG. 6, the fixing bracket 3 is attached to the roof at a predetermined interval by screws or the like. The fixing bracket 3 has a bent portion that stands on the roof tile by bending a metal plate, and the long plate portion is fixed to the roof with screws. In addition, a hole through which the bolt B passes is formed on the bent portion that stands on the roof tile, and the vertical member 2 can be attached to the bent portion by the insertion bolt B.

[0012] As shown in FIG. 6, the vertical member 2 is formed by bending a member such as a zinc-plated steel plate, and is formed in a horizontally-long hollow square column shape having an open lower end. . An engaging portion 21 and a long hole 22 are formed at the upper end portion of the longitudinal member 2. The engaging portion 21 is provided on the vertical member 2 at a predetermined interval (a length obtained by subtracting the width of the vertical width force joining portion llg of the solar cell module 1). Thereby, when the solar cell module 1 is attached to the engaging part 21, the joint part llg of the upper solar cell module 1 of the solar cell module 1 adjacent to the upper and lower sides and the lower solar cell module 1 module The mounting part l ib overlaps. The engaging portion 21 is formed by cutting and raising the upper end portion of the longitudinal member 2 and projecting it to the upper surface side. Therefore, the engaging portion 21 rises from the upper end surface of the vertical member 2 and opens upward (ridge side) so that a slight gap is formed between the upper surface of the vertical member 2 and the engaging member 21.

Yes

The long hole 22 is provided between the engaging portions 21, 21. The insertion bolt B from the fixing bracket 3 is passed through the long hole 22 and is tightened with a nut, so that the vertical member 2 is fixed to the fixing bracket 3. It is fixed to the top. By connecting a plurality of these vertical members 2, they are arranged on one surface according to the size and shape of the roof, and the two vertical members provided in parallel support the solar cell module 1.

A screw hole 23 for attaching the start cover 4 is formed on the upper surface of the lower end of the vertical member 2.

The solar cell module 1 includes a hollow frame-like frame 11 and a solar cell substrate 12 attached in the hollow frame of the frame 11 as shown in FIGS.

The solar cell substrate 12 includes a CIS solar cell substrate, a back material 13 made of a weather resistant film or the like covering the back surface of the substrate, and a tempered glass for protecting the substrate on the substrate. Is formed by thermocompression bonding with an adhesive.

In this embodiment, the substrate is a force that uses a CIS solar cell substrate. The present invention is not limited to this, but a silicon crystal system (single crystal silicon, polycrystalline silicon) or an amorphous system (amorphous silicon) or There are no particular restrictions on the type of compound-based (CdTe, GaAs, etc.) solar cell substrate or organic solar cell substrate.

The frame 11 is for holding the solar cell substrate 12. At the upper and lower ends of the frame 11, plate-like mounting portions for mounting the frame 11 on the roof are formed over the entire width direction of the frame.

As shown in FIG. 3 (a), the attachment portion on the upper end side of the frame 11 extends in the opposite direction on the horizontal plane from the substrate support portion 1 la for sandwiching the solar cell substrate 12 and the substrate support portion 1 la. A flat plate-shaped module mounting portion l ib, a plate-shaped column portion 11c formed by extending vertically from the base end portion of the module mounting portion l ib to the mounting surface side, and a lower end portion of the column portion 11c, A plate-like engaging portion 1 Id and a base portion 1 le formed so as to be orthogonal to the pillar portion 11c are formed in a body. The substrate support portion 11a is a portion that sandwiches the solar cell substrate 12, 3 As shown in (a), the frame 11 has an opening on the hollow portion side, and the upper end portion of the solar cell substrate 12 is fitted into the opening, and the frame 11 is bonded by an adhesive or the like. It is fixed to.

The module mounting portion l ib is provided with four holes 11H as shown in FIG. 2 (a). The holes 11H are provided symmetrically at equal intervals with respect to the center C in the width direction of the frame 11. These are formed at positions L and 2L away from the center C in the width direction.

Further, as shown in FIG. 2 (c), two holes 11M are formed in the column portion 11c. The holes 11M are provided at symmetrical positions with respect to the center C in the width direction of the frame 11, that is, at positions L from the center C, respectively. This hole 11M is a hole for pulling out the cable 14 for transmitting the electric power generated by the solar cell substrate 12 to the outside.

In this example, the position force S of the hole 11M corresponds to the position S of the hole 11H, and the force V corresponds to the position of the hole 11H. The position of the hole 11M does not necessarily correspond to the position of the hole 11H! /.

The engaging portion l id is formed to extend in parallel to the lower surface of the frame 11 from the column portion 11c. As a result, the solar cell module 1 is opened to the eaves side with the solar cell module 1 attached, and when the solar cell module 1 is attached to the vertical member 2, this engaging portion id is engaged with the engaging piece 21 of the vertical member 2. It ’s going to be.

The base portion l ie is formed to extend upward from the column portion 11c, and the upper end portion of the solar cell module 1 is fixed onto the vertical member 2 by pressing the base portion l ie with a pressing metal. It is like that.

Further, as shown in FIG. 3B, the lower mounting portion of the frame 11 includes a substrate support portion 1 lj to which the substrate 12 is attached and a plate-like column extending vertically downward from the substrate support portion 1 lj. A part 1 Π and a joint part 1 lg extending from the lower end of the pillar part 1 If to the outside of the frame 1 and joined to the adjacent solar cell module 1 are formed in a body.

The substrate support portion l lj is a portion that sandwiches and supports the solar cell substrate 12 and has a shape having an opening on the hollow portion side to which the solar cell substrate 12 of the frame 11 is attached as shown in the figure. Similar to the support portion 11a, the upper end portion of the solar cell substrate 12 is fitted into the opening portion, and is fixed to the frame 11 by being bonded with an adhesive or the like. The joint l lg extends from the pillar 1 If to the outside of the frame 11 and is formed. As shown in FIG. 2 (a), the joint llg is provided with four holes llh at positions corresponding to the above-described holes 11H. That is, the hole l lh is also provided symmetrically with respect to the center C in the width direction of the solar cell module 1 as in the case of the hole 11H, and is formed at positions L and 2 L away from the center C in the width direction, respectively. Yes. This hole l lh has an opening on the lower end side of the joint l lg. It is a vertically long slot. Thus, the solar cell module is obtained by placing the joint portion llg on the module mounting portion lib of the adjacent lower solar cell module 1 or on the start cover 4 and screwing it in place. 1 can be fixed.

[0016] The start cover 4 is a cover that is attached to the edge of the longitudinal member 2 so that the edge of the longitudinal member 2 is not exposed. As shown in FIG. 9, the start cover 4 is formed in a substantially quadrangular prism shape with an open lower end. The start cover 4 has a mounting plate 401 for attaching the lower end of the solar cell module 1 and the front surface of the solar cell module 1. The front plate 405 covers the upper plate 404 that connects the upper end of the front plate 405 and the mounting plate 401.

Further, another cover is provided on the inner side of the bent portion between the mounting plate portion 401 and the upper surface plate portion 404, the inner side of the bent portion between the front plate portion 405 and the upper surface plate portion 404, and the lower end of the front plate portion 405. A joint bar mounting portion 406 for mounting the joint bar when connecting the two is formed. In this example, the force at which the joint rod mounting portion 406 is formed at three locations may be at least one or two of them, or may be provided at another location in addition to these.

A mounting side 403 for mounting and fixing the joint l lg at the lower end of the solar cell module 1 is formed at the upper end of the mounting plate 401. A screw hole is formed in the mounting side 403 at a position corresponding to the hole l lh on the joint 11 g, and the screw is screwed into the screw hole so that the mounting side 403 is joined to the mounting side 403. Part l lg is attached.

In addition, an engaging side 402a that engages with the engaging portion 21 of the vertical member 2 and a mounting side 402b for fixing the start cover 4 on the vertical member 2 by the presser fitting 50 are provided at the lower end of the mounting plate 401. It is formed.

[0017] The upper surface of the upper surface plate portion 404 is higher than the upper surface of the junction llg of the solar cell module 1 and lower than the upper surface of the solar cell module 1 attached to the mounting side 403. As a result, a groove is formed between the solar cell module 1 and the start cover 4, and rainwater and the like flow through the groove.

[0018] Next, an example of a method for attaching the solar cell module 1 which is effective in the present invention will be described with reference to the drawings.

In this example, the solar cell module 1 is attached to the tile roof. First, when the mounting of the fixing bracket 3 is completed, the vertical member 2 is attached to the fixing bracket 3 as shown in FIG.

In this installation, the insertion bolt B is passed through the long hole 22 side of the vertical member 2 from the fixing bracket 3 side, and is fixed from the top of the vertical member 2 with a washer and a nut.

In order to arrange the vertical members 2 in line with the width of the roof, the vertical members 2 can be attached in a straight line according to the width of the roof by fixing multiple vertical members 2 connected together. As a result, a plurality of longitudinal members 2 are mounted in parallel on the roof.

[0019] Further, as shown in FIGS. 7 and 9, a start cover 4 is screwed onto the vertical member 2 at the lower end of the vertical member 2 closest to the eaves. As shown in FIG. 9, this attachment is performed by hooking the engagement side 402a to the engagement part 21 at the edge of the longitudinal member 2, applying the holding metal fitting 50 to the attachment side 402b, and vertically attaching the holding metal fitting 50 with a screw. Attach the start cover 4 to the vertical member 2 by attaching it to the vertical member 2.

In order to extend the start cover 4 further to the side, the start covers 4 are joined together. When connecting the start covers 4 to each other, the joint bar 410 is inserted into the hole of the joint bar mounting portion 406 as shown in FIG. At this time, the joint rods 410 have different lengths protruding from the joint rod attachment portion 406. That is, the protruding length of the joint rod 410 attached to the joint rod attachment portion 406 between the attachment plate portion 401 and the upper surface plate portion 404, the joint rod attachment portion of the bent portion between the front plate portion 405 and the upper surface plate portion 404 The length of the joint bar 410 attached to 406 protrudes, and the length of the joint bar 410 attached to the lower end of the front plate 405, in the order of the length of the joint bar 410 attached to 06, is increased. In this state, first, the longest joint rod 410 is inserted into the hole of the joint rod mounting part 406 of the mating partner one by one in order from the longest joint rod 410. Monkey.

In this state, as shown in FIG. 10, after the solar cell module 1 joint l lg is hooked on the engagement piece 21 of the longitudinal member 2, the solar cell module 1 junction is placed on the mounting side 403. Place l lg and attach it with screw etc. through hole l lh.

[0020] When the vertical member 2 and the start cover 4 are completely attached, the solar cell modules 1 are attached in order from the eaves side. In this case, as shown in FIG. 10, the solar cell module 1 is temporarily placed on the vertical member 2, and in this state, the solar cell module 1 is slightly shifted upward, so that the joint portion l lg is connected to the vertical member. Hook on 2 engagement part 21.

Then, the base portion l ie of the solar cell module 1 is pressed with the presser fitting 50 and the presser fitting 50 is screwed to attach the solar cell module 1.

[0021] At this time, the cable 14 is pulled out from the hole 11M, and the solar cell modules 1 adjacent on the left and right are connected in series. For example, the + side cable 14 is connected to the solar cell module 1 on the left side, and the side cable 14 is connected to the solar cell module 1 on the right side. And, by connecting the cable 14 of the solar cell module 1 at the end to the connection box 60 in FIG. 1 via the current collecting cable, it is possible to transmit the power generated by the solar cell panel of the entire roof S . And the attachment of the solar cell module 1 is completed by attaching this on the whole roof surface.

[0022] In the above-described embodiment, the example in which the solar cell modules 1 are arranged in a row in the vertical and horizontal directions has been described. However, the present invention is not limited to this, and the solar cell modules 1 can be arranged in a staggered manner by a half in each row.

Moreover, the solar cell module 1 can be installed anywhere even if it is not a roof. Brief Description of Drawings

[0023] FIG. 1 is an overall view showing a state in which a solar cell module is attached to a roof, which is effective in the present invention.

[FIG. 2] (a) Front view of a solar cell module which focuses on this embodiment.

(b) The right side view of the solar cell module which is effective in this embodiment.

(c) The upper end top view of the solar cell module concerning this embodiment.

FIG. 3 (a) A side view of the upper end portion of the frame of the solar cell module that applies power to this embodiment.

(b) The side view of the lower end part of the frame of the solar cell module which applies power to this embodiment.

FIG. 4 is a rear view of a solar cell module that is effective in this embodiment.

FIG. 5 is a plan view showing a state in which a vertical member according to the present embodiment is attached.

FIG. 6 is a perspective view showing a process for attaching a vertical member according to the present embodiment to a fixture.

FIG. 7 is a perspective view showing a process of attaching a start cover to a vertical member that is forceful and applies to the present embodiment.

FIG. 8 is a perspective view showing a place where force and start covers are connected to each other in the embodiment. 9] FIG. 9 is a side view of the main part showing the state where the solar cell module is attached to the start cover which is effective in this embodiment.

10] A perspective view showing a state in which the solar cell module is attached to the start cover which is effective in this embodiment.

Explanation of symbols

1 Solar cell module

2 Longitudinal

3 Fixing bracket

4 Start Kano Kuichi

11 frames

11a Board support

lib module mounting part

11c Column

lid engaging part

lie base

llf pillar

llg joint

11] Board support

11H

llh hole

11M hole

12 Solar cell board

13 Back material

14 Cape Nore

21 Engagement part

22 Slotted hole

23 Screw holes

30 roof Presser bracket Connection box Mounting plate

a Engagement side

b Mounting side

Placement side Top plate part Front plate part Joint rod mounting part Joint rod Bolt

Claims

The scope of the claims

[1] A cover for covering a lower end portion of a vertical member provided on a mounting surface for mounting a solar cell module,

A mounting plate portion that is formed in a rectangular column shape that opens to the lower end portion, to which the lower end portion of the solar cell module is attached, a front plate portion that covers the front surface of the solar cell module, and an upper end portion of the mounting plate portion and the front plate portion And an upper surface plate part for connecting

At least one of the bent portion between the mounting plate portion and the upper plate portion, the bent portion between the front plate portion and the upper plate portion, and the lower end portion of the front plate portion, The joint mounting part for mounting the joint rod when connecting the force bar is formed.

A solar battery module mounting cover.

[2] When the joint rod is attached to the joint attachment portion, the length protruding from the joint attachment portion is different.

The solar cell module mounting cover according to claim 1.

[3] A cut and raised portion is formed at the lower end of the longitudinal member,

An engaging side that engages with the cut and raised portion of the vertical member is formed at the lower end of the mounting plate portion.

The solar cell module mounting cover according to claim 1 or 2.

[4] A mounting side for mounting and fixing the mounting portion at the lower end of the solar cell module is formed at the upper end of the mounting plate portion.

The upper surface of the upper surface plate portion is higher than the attachment portion of the solar cell module and lower than the upper surface of the solar cell module attached to the mounting side,

A mounting cover for a solar cell module according to any one of claims 1 to 3.