JPH10122125A - Fitting frame for solar energy utilization facility - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify the marking work at installing a frame, when the frame is installed on a structure such as the roof of a house, and a solar energy utilization facility is fitted onto the frame. SOLUTION: This fitting frame is constituted so that leg fixing frames 33 and longitudinal frames 34 constituting the frame 31 are constructed out of pipes of square section, an upper face dovetail groove 37 and a side dovetail groove 38 are respectively formed on the upper face and the one side face of the leg fixing frame 33, side dovetail grooves 43 are formed on both sides of the longitudinal frame 34, the head parts of first bolts 51, second bolts 54, and third bolts 56 are respectively slidably fitted into the respective dovetail grooves 37, 38, 43, and the above-stated leg fixing frames 33 and the longitudinal frames 34 are combined together by these bolts, frame metal fixtures 49, and frame connecting metal fitting 53. At the marking work, it is enough to only draw two marking lines in parallel according to the positions of the leg fixing frames 33.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gantry for mounting solar energy utilization equipment such as a photovoltaic power generation facility on a roof or other structure of a house, and to a solar energy utilization equipment using the gantry.

[0002]

2. Description of the Related Art When installing solar energy utilizing equipment such as a photovoltaic power generation facility on the roof of an existing house, it is necessary to previously install a required base on the roof.

FIGS. 5 to 7 show a conventional photovoltaic power generation system for a tiled roof. In this case, a gantry 1 is a tile 2 (see FIG. 6).
And a supporting bracket 4 fixed to the field board 3 through the base plate, and two horizontal channel-like leg fixing frames 5 parallel to the purlin.
And a required number of flanged downward channel-shaped vertical frames 6 as main components, and a solar cell module 8 is attached to the vertical frames 6 by mounting bolts 7 and holding metal fittings 10.

A mounting hole 11 corresponding to the support fitting 4 is provided in the channel lower wall 9 of the leg fixing frame 5, a bolt 12 of the support fitting 4 is inserted into the mounting hole 11, and fixed by a nut 13 (FIG. 6). In addition, mounting holes 16 and 16 ′ corresponding to the channel upper wall 14 of the leg fixing frame 5 and both side flanges 15 of the vertical frame 6 are provided, and a bolt 17 inserted through these is fixed with a nut 18. The vertical frames 6 are attached to the leg fixing frames 5 at required intervals.

In addition, the above-mentioned two adjacent vertical frames 6
The solar cell modules 8 are attached to each other in two stages, one above the other.

The mounting hole 11 of the channel lower wall 9 and the mounting hole 16 ′ of the collar 15 of the vertical frame 6 are
A plurality of groups are provided so that the mounting dimensions can be adjusted.

[0007]

In the case of installing the gantry on a roof as described above, the marking is performed by obtaining coordinates that intersect at right angles in the vertical and horizontal directions on the roof surface having complicated unevenness in the shape of a tile. Although it is necessary to specify the position of No. 4, it is necessary to accurately perform such inking at high altitudes and accurately.
There is a problem that it requires considerable skill and a considerable amount of time.

[0008] In recent years, the technology of solar energy utilization equipment has been rapidly advanced, and the specifications of the equipment have changed remarkably. However, there is a drawback that conventional mounts are inflexible and cannot follow changes in equipment specifications.

In view of the above-mentioned disadvantages, the present invention facilitates inking in a work for installing the above-mentioned mount on a roof or other structure, and has a high flexibility in changing the specifications of equipment. , And to provide solar energy utilization equipment using the gantry.

[0010]

A pedestal for achieving the above object has a plurality of parallel leg fixing frames attached to a supporting member fixed to a required structure, and is attached to the leg fixing frame. A required number of vertical frames are mounted in a direction perpendicular to the direction, and a solar energy utilization equipment mounting base that mounts required equipment on the vertical frames,
Each of the leg fixing frame and the vertical frame is formed of a pipe having a rectangular cross section, a dovetail groove in a length direction is formed on a required surface of each frame, and a frame fixing bracket fixed to the support member and the leg fixing frame. Is fastened and fixed to the dovetail groove on one surface of the leg fixing frame by a first head-mounted fastening member slidably fitted into the dovetail groove, and a frame connecting bracket is attached to an orthogonal portion between the leg fixing frame and the vertical frame. A second head-attached fastening member interposed and having a dovetail groove on the other surface of the leg fixing frame and the frame connecting fitting slidably fitted with a head in the dovetail groove, and one of the vertical frames The dovetail groove on the surface and the frame connecting fitting are fastened and fixed by a third headed fastening member slidably fitted in the dovetail groove.

[0011] A solar energy utilization facility for achieving the above object is a fourth embodiment in which a base having the above structure is used and a head is slidably fitted into a dovetail groove formed on the other surface of the vertical frame. The required equipment elements are fastened and fixed by the fastening member with the head.

[0012]

When the above-mentioned gantry is installed on various structures such as a roof, it is only necessary to draw two parallel black lines at regular intervals. The fixing position of the support member is set at an appropriate position on the two marking lines.

After the fixing operation of the supporting member is performed in the same manner as in the prior art, two leg fixing frames are arranged along two parallel marking lines, and the frame fixing bracket previously fixed to the supporting member is used. The leg fixing frame is fastened and fixed by a first fastening member fitted into a dovetail groove on one surface. next,
On the leg fixing frame, a vertical frame is arranged at a required interval in a direction orthogonal to this, and the other surface of the leg fixing frame is connected via a frame connecting bracket arranged at an orthogonal portion of both frames. The intersection of the two frames is fixed by the second fastening member fitted into the dovetail groove and the third fastening member fitted into the dovetail groove on one surface of the vertical frame to complete the assembling of the gantry.

When a component such as a photovoltaic power generation module is mounted on the base, a fourth fastening member fitted into a dovetail groove on the other surface of the vertical frame is used.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. The illustrated device is a photovoltaic power generation facility mounted on a tiled roof, and this equipment is composed of a gantry 31 and a photovoltaic power generation module 32 as in the case described above.

The gantry 31 has two leg fixing frames 33 parallel to the roof purlin, and a plurality (four in the illustrated case) of vertical frames 34 mounted on the leg fixing frames 33 in an orthogonal direction. Each of the leg fixing frame 33 and the vertical frame 34 is formed of an aluminum pipe or a synthetic resin having a square cross section.

As shown in FIG. 2, the leg fixing frame 33 has an upper surface 35 which faces upward when mounted on a roof and a side surface 36 where the two leg fixing frames 33 face each other. An upper dovetail groove 37 and a side dovetail groove 38 are formed. Also, as shown in FIG. 3, the vertical frame 34 has an upper surface dovetail groove 4 in a longitudinal direction on an upper surface 39 and both side surfaces 41 which face upward when mounted on the leg fixing frame 34.
2. A dovetail groove 43 is formed.

These dovetail grooves 37, 38, 42, 43
In the illustrated case, the cross section is rectangular, and an opening having a constant width is formed on one side thereof (see FIG. 4A).
As shown in FIG. 4B, the dovetail groove 3 having a dovetail-shaped cross section is used.
It can be 7 '.

On the inner surface of the vertical frame 34, a required number of screw grooves 44 are provided.

As shown in FIGS. 2 and 3, the support bracket 45 for fixing the leg fixing frame 33 to the roof is composed of a board 46 and fixing bolts 47 and nuts 48 which are vertically fixed to the upper surface thereof. You. The above-mentioned support metal fittings 45
It is provided at two places with respect to the leg fixing frame 33, that is, at four places in total.

The leg fixing frame 33 is attached to the support bracket 45.
The frame fixing bracket 49 for attaching the fixing bracket 4 has an angle shape and the horizontal piece at one end thereof is
7 is fixed by a nut 48 so that the height can be adjusted, and the vertical piece at the other end is provided by a first bolt 51 and a nut 52 whose heads are slidably fitted in side dovetail grooves 38 of the leg fixing frame 33. Fixed.

A frame connecting bracket 53 for connecting the vertical frame 34 to the leg fixing frame 33 is also formed in an angle shape. Are fixed by a second bolt 54 and a nut 55 which slidably fit therein, and a vertical bolt at the other end has a third bolt 56 and a nut whose head is slidably fitted into the side dovetail groove 43 of the vertical frame 34. 57 fixed.

As shown in FIG. 1, the photovoltaic modules 32 are vertically arranged in two stages between two adjacent vertical frames 34. Each module 32 is provided with an engagement groove 58 that is open upward on both side edges (see FIG. 3). The adjacent modules 32 are arranged on both sides of the dovetail groove 42 of the upper surface of the vertical frame 34, and two downwardly-U-shaped pressing metal fittings 59 are fitted into each of the engagement grooves 58 at each of two positions. A fourth bolt 61 whose head is slidably fitted into the upper dovetail groove 42 is inserted through the holding metal fitting 59, and is fixed by a nut 62.

Also, on both end surfaces of the vertical frame 34,
The closing plate 63 is applied, and is fixed to the screw groove 44 by a screw 64 (see FIG. 2). At the lower end (eave end side end) of the vertical frame 34, a drop prevention plate 65 protruding higher than the upper surface 39 of the vertical frame 34 at a position higher than the closing plate 63 is attached to the screw groove 44 by screws 64 '. And fixed by bolts and nuts 60 (see FIG. 2). The fall prevention plate 65 prevents the photovoltaic module 32 from slipping down for some reason during or after construction.

The both end surfaces of the leg fixing frame 33 are also closed by the closing plates 71.

The photovoltaic power generation equipment according to the embodiment is as described above. To install the photovoltaic power generation equipment on a tiled roof, the head of the fourth bolt 61 is fitted into the upper dovetail groove 42 of the vertical frame 34 in advance. At the same time, the presser fitting 59 is temporarily fixed by the bolt 61 and the nut 62.

The third bolt 56 is inserted into the dovetail groove 43 on both sides.
And the frame connection fitting 53 is temporarily fixed by the bolt 61 and the nut 57. Further, a fall prevention plate 65 is attached to the lower end side end surface of the vertical frame 34 and a closing plate 63 is attached to both upper and lower end surfaces.

The dovetail grooves 4 are formed by the closing plates 63 on both upper and lower end surfaces.
The bolts 61 and 56 fitted into the bolts 2 and 43 are prevented from coming off.

The dovetail groove 37 on the upper surface of the leg fixing frame 33
And second dovetail 54 and first dovetail groove 38 respectively.
The heads of the bolts 51 are fitted, and closing plates 71 for fixing these bolts are attached to both end surfaces of the leg fixing frame 33.

On the other hand, as a work on the roof, after performing an inking operation in which two inking lines are drawn in parallel with the interval between the two leg fixing frames 33, the roof tile 6 at which the support bracket 45 is fixed is set.
6, a hole 67 (see FIG. 2) is opened, and the roof tile 66 and the surrounding roof tile are removed, and the substrate 46 of the support bracket 45 is placed on the base plate 68.
Fixed to Then, the fixing bolt 47 is inserted into the hole 67 to return the roof tile 66 to its original state, a seal material 69 is filled between the hole 67 and the fixing bolt 47, and a rubber cap is provided on the seal material 69 as necessary. Put on. Further, the height of the nut 48 of the fixing bolt 47 is adjusted, and the frame fixing metal 49 is temporarily fixed thereto.

After the above preparations are completed, assembly work on the roof is started. First, the first bolt 51 of the leg fixing frame 33 is slid appropriately along the side dovetail groove 38, passed through the frame fixing bracket 43 at the position thereof, and fixed with the nut 52. Also, confirm that the upper and lower two leg fixing frames 33 are parallel and horizontal,
The frame fixing bracket 49 temporarily fixed earlier is fully fastened to the supporting bracket 45.

Next, a vertical frame 34 is arranged on the two leg fixing frames 33 in the orthogonal direction, and the vertical frame 3
The frame connection metal fitting 53, which has been temporarily fixed in advance, is properly slid together with the second bolt 56 to a predetermined position on the leg fixing frame 33, and is fixed to the leg fixing frame 33 with the second bolt 54 and the nut 55. I do. After confirming that the vertical frame 34 is perpendicular to the leg fixing frame 33, the nut 57 is tightened. When fixing of the required number of vertical frames 34 is completed, the gantry 31 is completed.

Next, the photovoltaic power generation module 32 is arranged between two adjacent vertical frames 34, and the fourth bolt 61 is slid appropriately according to the position, and the presser supported by the fourth bolt 61 is held. The metal fittings 59 are fitted into the engaging grooves 58 on both sides, and are fastened and fixed by the nuts 62. Thereafter, the cable processing of the photovoltaic power generation module 32 is performed to complete the mounting operation.

The above embodiment is an example in which the leg fixing frame 33 is arranged so as to be parallel to the roof purlin. However, in some cases, the leg fixing frame 33 is turned 90 degrees and the leg fixing frame 33 is perpendicular to the purlin. It may be arranged so that it becomes. The roof is not limited to the tiled roof, but may be a metal plate roof. In that case, the support bracket 45 is directly fixed to the upper surface of the metal plate roof.

Further, the structure is not limited to the object on which the gantry is installed or the roof of the house, and may be any appropriate structure that is easily susceptible to sunlight.

Further, two or more leg fixing frames 33 may be arranged in a plurality of rows according to the size of the equipment.

[0037]

As described above, in the gantry according to the first aspect, the marking lines on the mounting surface of the structure draw a plurality of parallel lines in accordance with the number of rows of the leg fixing frames arranged in parallel. , The blackout operation is significantly simplified.
Further, since the vertical frame can be freely slid in the length direction of the leg fixing frame to set the fixing position, it is possible to freely cope with a change in the standard size of the component of the equipment.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an embodiment.

FIG. 2 is a partially omitted sectional view taken along the line II-II of FIG. 1;

FIG. 3 is a partially omitted sectional view taken along the line III-III of FIG. 1;

4A is an enlarged sectional view of a dovetail groove. FIG. 4B is an enlarged sectional view showing another example of a dovetail groove.

FIG. 5 is an exploded perspective view of a conventional example.

FIG. 6 is a sectional view taken along line VI-VI of FIG. 5;

FIG. 7 is a sectional view taken along line VII-VII in FIG. 5;

[Explanation of symbols]

 31 Frame 32 Photovoltaic Module 33 Leg Fixing Frame 34 Vertical Frame 35 Top Surface 36 Side 37 Top Dove Groove 38 Side Dove Groove 39 Upper Surface 41 Side 42 Top Dove Groove 43 Side Dove Groove 44 Screw Groove 45 Support Bracket 46 Board 47 Fix Bolt 48 Nut 49 Frame fixing metal fitting 51 First bolt 52 Nut 53 Frame connecting metal fitting 54 Second bolt 55 Nut 56 Third bolt 57 Nut 58 Engagement groove 59 Holding metal fitting 60 Bolt / nut 61 Fourth bolt 62 Nut 63 Closure Plate 64, 64 'Screw 65 Fall prevention plate 66 Tile 67 Hole 68 Field plate 69 Seal material 71 Closure plate

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Kenichiro Matsumura 70 Hayakawa, Takaoka City, Toyama Prefecture Sankyo Aluminum Industry Co., Ltd.

Claims (2)

[Claims] 1. A supporting member fixed to a required structure,
A solar energy utilization equipment mounting base in which a plurality of parallel leg fixing frames are mounted, a required number of vertical frames are mounted on the leg fixing frame in a direction orthogonal thereto, and required equipment is mounted on the vertical frames. In the above, both the leg fixing frame and the vertical frame are constituted by pipes having a rectangular cross section, and a dovetail groove in a longitudinal direction is formed on a required surface of each of these frames, and a frame fixing bracket fixed to the support member and the leg are formed. The fixed frame is fastened and fixed by a first headed fastening member whose head is slidably fitted in a dovetail groove on one surface of the leg fixed frame, and the frame is connected to an orthogonal portion between the leg fixed frame and the vertical frame. A second head in which a metal fitting is interposed, and a dovetail groove on the other surface of the leg fixing frame and the frame connecting metal fitting are slidably fitted into the dovetail groove; A structure in which a dovetail groove on one surface of the vertical frame and a third headed fastener member slidably fitted in the dovetail groove into the dovetail groove, respectively, is fixed and fixed. Solar energy utilization equipment mounting stand. 2. The required mounting member according to claim 1, wherein the required head is slidably fitted into a dovetail groove formed on another surface of the vertical frame by using a fourth head-mounted fastening member. A solar energy utilization facility, wherein components of the facility are fastened and fixed.