JP4015294B2 - Solar panel installation equipment - Google Patents

Description

[0001]
The present invention relates to an installation device for installing a solar cell panel on a rooftop of a building or the like.
[0002]
[Prior art]
In recent years, using a solar cell as a power source is becoming popular for the purpose of energy saving. In this case, in order to reduce the construction cost, it is desirable to finish the construction easily in a short period of time.
[0003]
For example, Japanese Patent Application Laid-Open No. 5-222807 and Japanese Patent Application Laid-Open No. 6-136895 have proposed a technique of an installation device for achieving this. The former is configured such that a stepped roof sheet material is provided and a solar cell panel is assembled to the roof sheet material of each step from below. In the latter case, a holding rail is provided on the roof so as to be orthogonal to the direction of water flow, and the solar cell panel can be mounted on either the water side or the water side on the holding rail. Is.
[0004]
[Problems to be solved by the invention]
However, in the installation apparatus of the techniques of both publications described above, the solar cell panel is assembled from the upper side or the lower side of the roof. For this reason, when assembling the solar cell panel, a holding part for opening the upper or lower part of the assembling position and closing the part after assembling to hold the solar cell panel is required. Therefore, in the techniques of both publications, the above-described holding parts that are separate from the parts that support the bottom surface of the solar cell panel are necessary, the number of parts is increased, the configuration is complicated, and the weight is increased.
[0005]
In addition, since the direction of assembly or removal of the solar cell panel is the vertical direction, it is necessary to perform the operation while resisting the weight of the solar cell panel, which makes it difficult to perform the operation.
[0006]
For this reason, when assembling a conventional installation device or installing a solar cell panel, a heavy machine such as a scaffold or a crane is required in some cases, and there is a problem that construction is large and lengthens.
[0007]
The object of the present invention is simple in construction and can be reduced in weight, can be easily constructed without requiring heavy equipment such as cranes or scaffolding, and has excellent wind resistance. Another object of the present invention is to provide a solar panel installation device.
[0008]
[Means and Actions for Solving the Problems]
In order to achieve the above object, according to the invention described in claim 1, it is made of a long material having a channel shape and bent flanges on both sides, and is parallel to the outer surface of the building at equal intervals. A plurality of frames that are installed and fixed to the outer surface of the building at the flange, and a plurality of second frames that are attached to a web of the frame at a setting portion, and each holding portion is formed on the setting portion via a stay portion. 1 bracket and a plurality of second brackets mounted on the web of the frame at the installation portion, each of which has a grip portion formed via a stay portion longer than the stay portion of the first bracket, While forming an opening at a predetermined interval in the length direction of the web of the frame, the first and second brackets are alternately arranged corresponding to the opening, The projecting piece formed on the installation portion is made to enter toward the opening, and an engagement piece that is engaged with the projecting piece is formed on an edge of the opening, and between the first and second gripping parts, The solar cell panel is provided with a holding part for holding the solar cell panel from above and below so that the light receiving surface has a predetermined inclination angle, and the holding part can be inserted from the lateral direction. Open to the side .
[0009]
For this reason, the solar cell panel can be assembled and removed while sliding from the lateral direction of the installation apparatus. For this reason, in this installation apparatus, the components which open and close the upper part and the lower part of the attachment part of a solar cell become unnecessary. Moreover, since the moving direction in the attachment / detachment of the solar cell panel is the lateral direction, there is no need to perform an operation performed against the weight of the solar cell panel. Furthermore, the angle and height of the solar cell panel can be optimized by appropriately selecting the bracket.
[0010]
Further, in the invention according to claim 1, without being obstructed by the reinforcing bars or the like of the building, to the required position the brackets, for example, can be arranged at equal intervals. Furthermore, the load of the bracket where the weight of the solar battery panel is concentrated can be dispersed by the frame, and the reinforcement work or the like can be made unnecessary.
[0012]
Furthermore, in invention of Claim 1, while changing the installation space | interval of a bracket and changing the angle of a holding | maintenance part suitably or selecting required height, it becomes a solar cell panel from which a magnitude | size differs. In addition to being able to cope with it, an optimal inclination angle can be secured.
[0014]
In addition, in the invention according to claim 1, by the engagement of the protrusion and the engagement piece, with wear and frame and bracket Installing temporarily assembled, and possible to reduce the portion of the screws, the construction is easily Become.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
(First embodiment)
A first embodiment of the present invention will be described below with reference to FIGS.
This 1st Embodiment shows the example which installed the solar cell panel P on the roof of the concrete building B. As shown in FIG.
[0016]
The frame 11 is a long material having a channel shape, and flanges 12 are bent on both sides thereof. A plurality of frames 11 are installed in parallel at equal intervals on the roof of the concrete building B, and fixed by screws 13 at the flange 12 portion. A plurality of openings 15 are formed in the web 14 of the frame 11 at predetermined intervals in the length direction, and an engagement piece 16 is bent at the edge of one side downward.
[0017]
The first bracket 21 is installed on the upper surface of the web 14 of the frame 11 in the lower installation portion 22 so as to correspond to every other opening 15, and is fixed by screws 33. The installation portion 22 is formed with a projecting piece 23 that bends obliquely downward into the opening 15, and this projecting piece 23 is elastically engaged with the distal end edge of the engaging piece 16, and 1 Bracket 21 is held in the installed state. Above the installation part 22, a lower grip part 24 for gripping the lower part of the solar cell panel P is formed via a stay part 17.
[0018]
The second bracket 31 is installed on the upper surface of the web 14 of the frame 11 in the lower installation portion 32 so as to correspond to the opening 15 between the first brackets 21, and is fixed by screws 33. The installation portion 32 is formed with a protruding piece 34 that is bent obliquely downward into the opening 15. The protruding piece 34 is elastically engaged with the distal end edge of the locking piece 15 to form a second portion. The bracket 21 is held in the installed state. Above the installation part 32, an upper grip part 35 for gripping the upper part of the solar cell panel P is formed via a stay part 36 longer than the stay part 17 so as to face the lower grip part 24. .
[0019]
And the holding part 41 opened to a side is formed between the upper and lower grip parts 24 and 35, and the solar cell panel P has a predetermined inclination toward the sun on the light receiving surface Pa of the cell group in the holding part 41. Held at an angle. In this state, the rows of solar cell panels P are arranged in parallel at a predetermined interval. Further, a gap L for air venting is formed between adjacent solar cell panels P.
[0020]
Protrusions 42 are formed on the inner surfaces of the gripping portions 24 and 35, respectively, and these protrusions 42 are engaged with the solar cell panel P by the elasticity of the gripping portions 24 and 35, so that the backlash of the solar cell panel P is increased. Prevent sticking. The frame 11 and the first and second brackets 21 and 31 are made of a corrosion resistant material such as stainless steel or aluminum alloy.
[0021]
In order to install the solar cell panel P on the rooftop using the solar cell panel holding device configured as described above, first, the frames 11 are installed at equal intervals on the rooftop and fixed with screws 13. Next, the first and second brackets 21 and 31 are alternately installed at the installation portions 22 and 32 so as to correspond to the respective openings 15. In this installed state, the projecting pieces 23 and 34 are elastically engaged with the engaging piece 16 of the opening 15 to prevent rattling. The first and second brackets 21 and 31 are fixed by screws 33.
[0022]
Then, the solar cell panels P are sequentially inserted laterally from the holding portions 41 at one end opened to the side to form a row of solar cell panels P in which gaps L are formed between adjacent solar cell panels P. To do. Therefore, both ends of the row of solar cell panels P are closed and fixed by the end blocks 51, and movement in the lateral direction is prevented. Further, in this state, the solar battery panel P is prevented from rattling by the protrusions 42 of the grip portions 24 and 35 in a state where the light receiving surface Pa of the cell group has a predetermined inclination angle.
[0023]
When the solar cell panel P is replaced, the existing solar cell panel P may be pulled out to the side and a new solar cell panel P may be mounted in the same manner as described above.
In this embodiment configured as described above, the following effects are exhibited.
(1) When the frame 11 is fixed to the roof of the building and the brackets 21 and 31 are assembled on the frame 11, the installation device for the solar cell panel P can be assembled to the building very easily. And, when assembling the solar cell panel P, it is extremely easy to insert the solar cell panel P from the lateral direction of the holding portion 41 opened to the side.
(2) The main parts for assembling the solar cell panel P are only the frame 11 and the brackets 21 and 31, and there is no need for parts that open or close the solar cell panel P. The number of points is small, the configuration is simple, and parts management is easy. Further, since the main components are only the frame 11 and the brackets 21 and 31, the weight can be reduced.
(3) Due to the effects of (1) and (2), heavy machinery such as scaffolds and cranes are not required when installing the installation device or the solar battery panel P. Therefore, construction does not become a large scale, and the construction period can be shortened.
(4) If the height of the brackets 21 and 31 and the angle of the grips 24 and 35 are appropriately selected, the inclination angle of the light receiving surface Pa of the solar cell panel P can be set freely. For this reason, an optimal inclination angle can be ensured according to an area, location conditions, etc., and highly efficient electric power generation can be performed.
(5) By appropriately changing the interval between the openings 15 of the frame 11 to change the interval between the brackets 21 and 31, and selecting the brackets 21 and 31 having the gripping portions 24 and 35 at appropriate angles, It can correspond to the solar cell panel P of the size.
(6) Since the air vent gap L is formed between the adjacent solar cell panels P, it is possible to ensure sufficient proof strength against the strong wind.
(7) Even if the height of each solar cell panel P is lowered by arranging the rows of the solar cell panels P in parallel at a predetermined inclination angle, the area of the roof is effectively utilized A limited light receiving area can be secured. That is, it is necessary to provide an interval according to the height of the solar cell panel in the front row so that the rear solar cell panel is not shaded with respect to the rear solar cell panel as viewed from the sunlight irradiation direction. Therefore, unlike the above embodiment, when the solar cell panel is raised and the light receiving area is enlarged, the number of panels that can be installed is reduced. Yield decreases. Such a problem does not occur in the embodiment.
(8) Since the brackets 21 and 31 are assembled to the building B via the frame 11, the brackets 21 and 31 can be arranged at the required positions even if the reinforcing bars pass through the installation positions of the brackets 21 and 31. it can. Therefore, the rows of solar cell panels P can be set at equal intervals or arbitrarily, which can contribute to high-efficiency power generation and improvement of the appearance of the building.
(9) The brackets 21 and 31 are held with respect to the frame 11 and can be temporarily assembled by the engagement between the projecting pieces 23 and 34 and the engagement piece 16 on the frame 11 side. Therefore, not only the positioning of the brackets 21 and 31 and the fixing with the screws 33 are simplified, but the number of the screws 33 can be reduced, the construction is facilitated, and the construction period can be shortened.
(10) Since the brackets 21 and 31 are assembled to the building B via the frame 11 as described above, the loads of the brackets 21 and 31 that receive the weight of the solar battery panel P are distributed and supported via the frame 11. Therefore, reinforcement work or the like is not necessary, which can contribute to shortening the work period.
[0024]
(Second Embodiment)
Next, a second embodiment embodying the present invention will be described with reference to FIGS. In this embodiment, the solar battery panel P is mounted on the outer wall of a building.
[0025]
That is, the frame 11 is fixed to the outer wall of the building so as to extend in the vertical direction. Further, the first bracket 21 is disposed on the upper side, and the second bracket 31 is disposed on the lower side. The vertical relationship between the grip portions 24 and 35 is opposite to that of the first embodiment.
[0026]
If it does in this way, the solar cell panel P can be installed in the outer surface of the building B, and the various effects similar to the said 1st Embodiment can be enjoyed.
(Another embodiment)
The present invention is not limited to the both embodiments, and may be embodied as follows.
(1) As shown by a two-dot chain line in FIG. 3, end blocks 51 for closing both ends are provided in the holding portion 41 at both ends of each row of solar cells P.
(2) As shown by two-dot chain lines in FIGS. 2, 3 and 9, ribs for reinforcement are provided at the left and right ends of the bent corner portions of the first and second brackets and at intermediate portions between the both ends. 81, 82, 83 are fixed or integrally formed.
(3) As shown by a two-dot chain line in FIG. 3, the engaging piece 16 of the opening 15 is omitted and the projecting pieces 23 and 34 are engaged with the edge of the opening 15.
(4) As shown in FIG. 7, a belt 71 made of an elastic body having a large friction coefficient, such as rubber, is attached to both ends of the solar cell panel P. If comprised in this way, the belt 71 will be pinched | interposed between the solar cell panel P and the brackets 21 and 31, and while the movement to the horizontal direction of the solar cell panel P is suppressed, it is by strong wind etc. Can absorb vibration.
(5) As shown in FIG. 8, a spacer 73 having a vent 72 is provided in the gap L between adjacent solar cell panels P.
(6) As shown in FIG. 9, as the bracket 61, it is set as the structure which has the upper and lower holding parts 24 and 35 integrally. If comprised in this way, while a number of parts can further be reduced, the assembly | attachment man-hour of a bracket can be reduced.
(7) The frame 11 is omitted and the first and second brackets 21 and 31 are directly fixed to the outer surface of the building.
(8) In both the above embodiments, the solar cell panel P is configured to be supported on the roof or outer wall of the building. However, the solar cell panel P may be configured to be mounted on other parts such as a handrail of the building, the ground, and a window frame. .
(9) Contrary to the two embodiments, an opening having a protruding piece on the frame and an engaging piece on the bracket is formed.
(10) As shown by a two-dot chain line in FIG. 3, an end cover 62 that covers the side ends of the first and second brackets 21 and 31 and the entire solar cell panel P is provided instead of the end bracket.
(11) In the embodiment described above, the frame 11 is fixed to the roof with the screw 13 in the flange 12. Instead of using this screw 13, as shown in FIGS. 10 and 11, the holding metal 71 is fixed to the rising portion of the rooftop parapet Ba with the screw 72, and both ends of the frame 11 are pressed by the holding metal 71. To fix. 10 and 11 are different in the shape of the pressing metal 71. Alternatively, as shown in FIGS. 12A and 12B, both ends of the frame 71 are pressed and fixed to the parapet Ba via a metal fitting such as an existing ring metal fitting 73 turnbuckle 74.
[0027]
(Other technical ideas)
The technical idea grasped from the respective embodiments is as follows.
(A) A solar cell device comprising the solar cell installation device according to any one of claims 1 to 5 and a solar cell panel held by the installation device.
(B) The solar cell device according to (a), wherein a ventilation portion for ventilation is formed between adjacent solar cell panels.
(C) The solar cell device according to (a) or (b) above, wherein a member having elasticity and a large friction coefficient is interposed between the solar cell panel and the holding unit of the installation device.
(D) The solar cell device according to any one of (a) to (c), wherein a spacer is interposed between adjacent solar cell panels.
[0028]
【The invention's effect】
As exemplified in the above embodiment, the present invention has the following effects. In claim 1, by opening the holding portion for holding the solar cell panel toward the side, the configuration is simplified by reducing the number of components, and the solar cell panel can be taken in and out from the lateral direction. Heavy machinery such as cranes and scaffolding can be dispensed with, making construction easier. Moreover, the maximum light receiving area can be secured by the low height solar cell panel, and the strength against wind can be secured.
[0029]
Further, in claim 1 , since the bracket is attached to the building or the like via the frame, the bracket is arranged at a required position without being disturbed by a reinforcing bar or the like, so that the power generation efficiency can be improved. It can contribute to appearance improvement. Moreover, the load of the solar cell panel can be distributed, and no extra work such as reinforcement work is required, and the construction period can be shortened.
[0030]
Furthermore, in Claim 1 , since the bracket supports the solar cell panel from above and below, the solar cell panel can be stably supported.
In addition, in claim 1 , the brackets are separated into those that support the lower part of the solar cell panel and those that support the upper part, so that the distance between them is changed and the sizes are different. While being able to respond to a solar cell panel, an arbitrary inclination angle of the solar cell panel can be obtained.
[0031]
In addition, according to the first aspect of the present invention, an opening is formed in one of the frame and the bracket, and a projecting piece that enters the opening is formed in the other, and the edge of the opening is engaged with the projecting piece. By forming the joining piece, provisional assembly of the bracket is facilitated, and the number of screws can be reduced to easily perform the construction.
[Brief description of the drawings]
FIG. 1 is an overall perspective view showing an installation apparatus according to a first embodiment.
FIG. 2 is a partial perspective view showing the installation apparatus.
FIG. 3 is a cross-sectional view of the same.
FIG. 4 is a front sectional view.
FIG. 5 is an overall perspective view showing a second embodiment.
FIG. 6 is a cross-sectional view of the same.
FIG. 7 is a perspective view of a solar cell panel.
FIG. 8 is a perspective view of a spacer.
FIG. 9 is a cross-sectional view of the bracket.
FIG. 10 is a sectional view showing a modification.
11A and 11B show different modifications, wherein FIG. 11A is a longitudinal sectional view, and FIG. 11B is a sectional view taken along line AA in FIG.
12A and 12B show still another modification, in which FIG. 12A is a longitudinal sectional view, and FIG. 12B is a sectional view taken along the line BB of FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 11 ... Frame, 12 ... Flange, 14 ... Web, 15 ... Opening, 17 ... Stay part, 16 ... Engagement piece, 21 ... 1st bracket, 23 ... Projection piece, 24 ... Lower holding part, 31 ... 2nd bracket, 34 ... Projection piece, 35 ... Upper gripping part, 36 ... Stay part, 41 ... Holding part, P ... Solar cell panel, B ... Building.

Claims (1)

A plurality of frames which are formed of a long material having a channel shape and whose flanges are bent on both sides, are installed in parallel at equal intervals on the outer surface of the building, and are fixed to the outer surface of the building at the flange. When,
A plurality of first brackets mounted on the web of the frame at the installation portion, each of which forms a grip portion via a stay portion on the installation portion;
A plurality of second brackets mounted on the web of the frame at the installation portion, each having a grip portion formed on the installation portion via a stay portion longer than the stay portion of the first bracket;
While forming openings in the length direction of the web of the frame at predetermined intervals, the first and second brackets are alternately arranged corresponding to the openings,
The projecting piece formed on the installation part is advanced toward the opening, and an engagement piece that is engaged with the projecting piece is formed on an edge of the opening,
Between the first and second gripping portions, a holding portion for holding the solar cell panel from above and below is provided so that the light receiving surface of the solar cell panel has a predetermined inclination angle . A solar cell panel installation device that opens sideways so that the solar cell panel can be inserted from the side .

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