JP2001182263A - Roof with solar battery - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a roof with solar battery capable of improving the efficiency of the maintenance work of a solar battery panel. SOLUTION: Shelf-like parts 13 and 14 formed in flat shelf shape are provided adjacently to inclined roof surfaces 11 and 12, and a plurality of solar battery panels 20 are arranged on the inclined roof surfaces 11 and 12. The shelf-like parts 13 and 14 are constituted so as to be walkable. According to this, in the maintenance work of the solar battery panels 20 on the inclined surfaces 11 and 12, the walkable shelf-like parts 13 and 14 can be used as the scaffold for the maintenance work. Thus, a worker can perform the maintenance work in a stable state even if the roof with solar battery 10 has the inclined roof surfaces 11 and 12 with sharp gradient, and the working efficiency can be improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roof with solar cells for converting solar energy into electric power by a plurality of solar panels arranged on an inclined roof surface.

[0002]

2. Description of the Related Art Conventionally, a roof with solar cells that converts sunlight into electric power using a plurality of solar cell panels, which are roofing materials arranged vertically and horizontally on a roof surface, has been used. A roof with a solar cell is generally formed by arranging solar cell panels vertically and horizontally on a roof base surface (Japanese Patent Application Laid-Open No. 7-180310), and a roof with a steep slope to secure a light receiving area is used. More. Also, in the roof with solar cells,
If the light receiving surface of the solar cell panel serving as the roof surface becomes dirty, the amount of received light decreases and the amount of power generation decreases, so that the roof surface may be cleaned. In addition to this cleaning work, if a solar cell panel is provided on the roof surface, maintenance work such as inspection performed on the roof surface is required.

[0003]

In a roof with solar cells as described above, the roof surface serving as a scaffold is inclined during maintenance work, and the surface of the solar cell panel constituting the roof surface is made of glass. Because it is formed from slippery members such as
Maintenance work on the roof surface must be performed in an unstable state, and the workability of the maintenance work deteriorates, and a scaffold must be built. Therefore, there is a problem that the working efficiency is reduced.

[0004] It is an object of the present invention to provide a roof with solar cells that improves the efficiency of maintenance work for solar cell panels.

[0005]

The present invention will be described with reference to the drawings, in which a plurality of solar cell panels 20, 40, 50 arranged on a sloping roof surface 11, 12, 31, 32 provide solar energy. Roofs 10 and 30 that convert solar power into electric power, and have flat shelves 13, 14, 33 and 34 formed adjacent to the sloped roof surfaces 11, 12, 31 and 32. Provided this shelf 1
3, 14, 33, and 34 are characterized by being able to walk. In the present invention, the inclined roof surfaces 11, 12, 31, and
When performing maintenance work on solar panels 20, 40 and 50 in 32,
Since the walkable shelves 13, 14, 33, 34 can be used as scaffolds for the maintenance work, the roof with solar cells 10, 14,
Even if 30 has the steeply inclined sloping roof surfaces 11, 12, 31, and 32, the worker 6 can perform maintenance work in a stable state, and work efficiency is improved.

[0006] In the above, it is desirable that the shelves 14 and 34 are provided along the edges of the inclined roof surfaces 11, 12, 31 and 32 on the side of the eaves 11B, 12B, 31B and 32B. In this way, the shelves 14, 34 can be used as scaffolds,
The worker 6 can move along the edges of the eaves 11B, 12B, 31B, and 32B. In addition, the lower end of the ladder-like maintenance work scaffold 7 is placed on the shelves 14 and 34, and the maintenance work scaffold is provided. 7 can be climbed on the roof 10, 30 with solar cells,
Even on sloping roof surfaces 11, 12, 31, 32, maintenance work scaffold 7
By using the, the maintenance work can be performed in a stable state, and the maintenance work of the solar cell panels 20, 40, and 50 becomes easy.

[0007] Further, the shelves 13, 33 are provided on the inclined roof surface.
It is desirable to be provided along the edge on the 11A, 12A, 31A, 32A side of the ridges 11, 12, 31, 32. If you do this,
When the lifeline 4 and the like are locked to the shelf portions 13 and 33, a locking device for locking the end of the lifeline 4 and the like can be stably attached to the shelf portions 13 and 33, and Sloping roof surface 11,
During maintenance work on 12, 31, 32, even if you slip on the sloping roof surface 11, 12, 31, 32 and fall from the roof 10, The worst case such as falling to the ground is avoided, and safety in the maintenance work is ensured.

Further, the shelves 13, 14, 33, 34 are provided on both the eaves 11B, 12B, 31B, 32B side and the ridges 11A, 12A, 31A, 32A side of the sloped roof surfaces 11, 12, 31, 32. It is desirable to be provided at the edge of. In this way, ridges 11A and 12
A stable scaffold for the worker 6 performing the maintenance work on the A, 31A, 32A side and the eaves 11B, 12B, 31B, 32B side can be secured, and both the ladder-like maintenance work scaffold 7 and the lifeline 4 can be secured. Available, ridges 11A, 12A, 31A, 32A and eaves 11
Maintenance work can be performed simultaneously from both sides B, 12B, 31B, and 32B, and maintenance work for the solar cell panels 20, 40, and 50 can be performed more quickly and easily.

The inclined roof surfaces 11, 12, 3 are provided on shelves 14, 34 provided on the side of the eaves 11B, 12B, 31B, 32B.
It is desirable that a water gradient that rises upward from the eaves 11B, 12B, 31B, 32B of the eaves 1 and 32 toward the outdoor side is provided, and eaves gutters 14A and 34A for draining rainwater are formed. In this way, the rainwater that has fallen from the sky travels along the surface of the solar panels 20, 40, 50, and the eaves 11B, 1
The rainwater flows down to the sides 2B, 31B, and 32B and is received by the shelves 14, 34, so that the rainwater flows into the eaves gutters 14 of the shelves 14, 34.
A, 34A is drained to the outdoors, and the rainwater that has flowed down the surface of the solar panels 20, 40, 50 due to the water gradient falls over the shelves 14, 34 to the outside. Can be prevented, and the waterproof performance of the entire roofs 10 and 30 with solar cells is ensured. Also, even if trash etc. accumulate on the eaves gutters 14A, 34A, the eaves gutters 14A, 34A are standing on the shelves because the eaves gutters 14A, 34A are formed on the shelves 14, 34. The cleaning operation can be performed in a state, and the cleaning operation is facilitated.

[0010] Further, it is desirable that the shelf 13, 33 provided on the side of the ridge 11 A, 12 A, 31 A, 32 A is provided with a locking device 13 A for locking the lifeline 4. In this way, the end of the lifeline 4 can be securely locked in a stable state on the shelves 13 and 33 on the ridges 11A, 12A, 31A and 32A side. The end of the lifeline 4 is locked to the locking device 13A in an unstable state such as placing one hand on the inclined roof surfaces 11, 12, 31, 32 on the surfaces 11, 12, 31, 32. Dangerous situations such as the occurrence of such a situation do not occur, and safety during maintenance work is improved. In addition, if the latches 13A are provided in advance on the shelves 13, 33, the latches 13
The work of attaching A to the shelves 13 and 33 can be omitted, and the work in maintenance work can be reduced.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. First Embodiment FIG. 1 shows a building 1 according to a first embodiment of the present invention. This building 1 includes a plurality of building units 3, 8, 9 installed on a foundation 2 and a roof 10 formed on these building units 3. The building 1 has a box-shaped building unit 3,
It is a unit-type building constructed by combining a plurality of 8 and 9. The building unit 8 is an elongated narrow building unit whose dimension in the short side direction is significantly smaller than that of the building unit 3. Of this narrow building unit 8,
The narrow building unit 8A arranged on the second floor is placed on the upper surface of the narrow building unit 8B arranged on the first floor.
On the upper surface of the narrow building unit 8A, a first shelf 8C extending along the eaves 11B is formed. Building unit 9
Is an overhanging building unit provided on the building unit 3 arranged on the second floor and protruding outside from the outer wall surface of the building unit 3 on the first floor. The overhang building unit 9 is cantilevered by the building unit 3 arranged on the second floor. On the top of the overhang building unit 9, a second shelf extending along the eaves 12B
9A is formed. The roof 10 includes a pair of sloping roof surfaces 11 and 12 arranged opposite to each other, a ridge-side shelf 13 provided along the ridges 11A and 12A of the sloping roof surfaces 11 and 12, and each sloping roof. This is a deformed gable roof having an eaves-side shelf 14 provided along the eaves 11B and 12B of the surfaces 11 and 12, respectively.

On the sloping roof surfaces 11, 12, solar cell panels 20, which are roofing materials for converting sunlight energy into electric power, are arranged. Thus, the roof 10 is a roof with solar cells. Inclined roof surfaces 11 and 12
A plurality of support members 21 extending along the inclination directions of 11 and 12 are attached. The solar panels 20 are
The edges on both sides along the inclination direction are supported by the support member 21. The solar cell panel 20 is formed in a rectangular shape and has a plurality of solar cells.

The ridge-side shelf 13 has a pair of inclined roof surfaces 11 and 12.
And is formed in a flat shelf shape. The ridge-side shelf 13 can be walked, and is used as a scaffold for maintenance work such as cleaning and inspection of the solar panels 20 arranged on the inclined roof surfaces 11 and 12. ing. As shown in FIG. 2, on the upper surface of the ridge-side shelf portion 13, an eyebolt which is a locking tool for locking the lifeline 4 when performing maintenance work such as cleaning and inspection of the solar cell panel 20 is performed. A plurality of 13A are provided at predetermined intervals. These eyebolts 13A are arranged along the edges of the ridges 11A and 12A. Eyebolt 13A at both ends of lifeline 4
Are provided with hooks 4A (only one side is shown) for fixing both end portions of the lifeline. A fastening cable 5 connecting the worker 6 and the lifeline 4 is fixed to the safety belt 6A wound around the waist of the worker 6. Hooks 5A and 5B for locking the lifeline 4 and the safety belt 6A of the worker 6 are provided at both ends of the fastening cable 5, respectively. Hook 5A
Is transmitted to the lifeline 4 and is movable. Thereby, the worker 6 can freely move the roof surface 11 in the horizontal direction.

The eaves-side shelf 14 is disposed adjacent to each of the inclined roof surfaces 11 and 12, and is formed in a flat shelf shape. The eaves-side shelf 14 is, like the ridge-side shelf 13, capable of walking, and can be used as a scaffold for maintenance work such as cleaning and inspection of the solar cell panel 20. . Eaves shelf 14 provided along eaves 11B
Are the first shelf portion 8C formed on the overhanging unit 8A and the third shelf portion 14 projecting from the outer wall surface of the building unit 3 to the outside.
It is formed by connecting A with A. The eaves shelf 14 provided along the eaves 12B includes a second shelf 9A formed on the overhang unit 9 and a third shelf 14A protruding from the outer wall surface of the building unit 3 to the outside. It is formed by connecting. A ladder-like maintenance work scaffold 7 for performing the maintenance work is provided on the eaves-side shelf 14. This maintenance work scaffold 7 is a pair of long members 7A.
A plurality of crosspieces 7B are provided between them. Further, the maintenance work scaffold 7 has its upper end locked to the end of the ridge-side shelf 13 and its lower end placed on the upper surface of the eaves-side shelf 14. As shown in FIG. 3, the eaves-side shelf portion 14 is formed with a groove 14A as an eaves gutter extending along the longitudinal direction of the shelf portion 14 and opening upward. This groove
The bottom of 14A is provided with a water gradient that rises from the eaves 11B and 12B of the sloping roofs 11 and 12 to the outdoor side. As a result, the eaves-side shelf 14 serves as both a function as a scaffold and a function as an eaves gutter. Also, the rainwater that has flowed down to the eaves side shelf 14
It is drained to the outside along 14A.

In the first embodiment as described above, when performing maintenance work on the solar cell panels 20 arranged on the inclined roof surfaces 11, 12, as shown in FIG. Ridge
Eyebolts installed on the 11A and 12A sides with a predetermined space
Lock both ends of lifeline 4 to 13A with hooks 4A. The worker 6 performing maintenance work in this state works while traveling down the lifeline 4 from the ridge-side shelf 13 to the eaves 11B and 12B.
At this time, the worker 6 can work while moving the inclined roof surface 11 in the horizontal direction by the fastening cable 5. The worker (not shown) performing the maintenance work from the eaves-side shelf 14 climbs up to the maintenance work scaffold 7 from the eaves-side shelf 14 and uses the beam 7B of the maintenance work scaffold 7 as a scaffold. Work.

According to the first embodiment, the following effects can be obtained. In other words, the pedestal shelves 13, 14 adjacent to the sloping roof surfaces 11, 12 are provided,
When performing maintenance work on the solar cell panel 20 in 11 and 12, the shelves 13 and 14 can be used as scaffolds for maintenance work,
The worker 6 can perform work in a stable state, and work efficiency can be improved.

Further, since the eave-side shelf 14 is provided along the eaves 11B and 12B of the inclined roof surfaces 11 and 12, the worker 6 can move the eaves 11 and 12B.
In addition to being able to move along B and 12B, the lower end of the maintenance work scaffold 7 can be placed on the shelf 14 and can be climbed on the scaffold 7 while leaning against the sloped roof faces 11 and 12. By using the maintenance work scaffolding 7 on 12, the work can be performed in a stable state, and the maintenance work of the solar cell panel 20 can be easily performed.

Further, since the ridge-side shelf 13 is provided along the ridges 11A and 12A of the inclined roof surfaces 11 and 12, when the lifeline 4 is locked to the shelf 13, the end of the lifeline 4 is engaged. Eyebolts to stop
13A can be installed on the shelf 13 in a stable state, even if you slide your feet on the sloping roof surfaces 11, 12 and fall from the roof 10,
With the lifeline 4 or the like, the worst situation such as falling to the ground can be avoided, and safety in the maintenance work can be ensured.

Further, since the shelves 13 and 14 are provided along the ridges 11A and 12A and the eaves 11B and 12B on the inclined roof surfaces 11 and 12,
A stable scaffold for the worker 6 performing maintenance work on the 11A, 12A side and the eaves 11B, 12B side can be secured, and the ridges 11A, 12A and the eaves 11B, 1 can be secured using both the lifeline 4 and the maintenance work scaffold 7.
The work can be performed simultaneously from both sides of the 2B, and the maintenance work can be performed more quickly and easily.

Further, the eave-side shelf 14 is provided with a water gradient that rises upward from the eaves 11B and 12B toward the outdoor side.
14A, the rainwater that has fallen from the sky travels down the surface of the solar cell panel 20 and flows down to the eaves 11B and 12B, and is received by the shelf 14 so that the rainwater The water is drained to the outside from the groove 14A, and the rainwater that has flowed down the surface of the solar cell panel 20 due to the water gradient can be prevented from falling outside through the shelf 14 and The waterproof performance of the entire roof 10 with solar cells is ensured. Also, even if dust or the like accumulates in the groove 14A, the groove 14A is formed in the shelf 14, so that the groove 14A can be cleaned while standing on the shelf 14.
The cleaning operation can be easily performed.

Further, since the eyebolt 13A for locking the lifeline 4 is provided on the ridge-side shelf portion 13, the end of the lifeline 4 is put on the ridgeside shelf portion 13 in a stable state. Can be locked
Place one hand on the sloping roof surface 11, 12
In an unstable state such as at 12 the dangerous state of locking the end of the lifeline 4 to the eyebolt 13A does not occur, and safety during maintenance work can be improved. Further, since the eyebolts 13A are provided in the shelf 13 in advance, the work of attaching the eyebolts 13A to the shelf 13 at the site can be omitted, and the maintenance work can be reduced.

[Second Embodiment] FIGS. 4 and 5 show a second embodiment of the present invention. In the second embodiment, the deformed gable roof 10 in the first embodiment is replaced with a deformed ridge roof 30 provided with a descending ridge 30A. That is, as shown in FIG. 4, the deformed ridge roof 30 includes a triangular-shaped roof surface 31 formed in a triangular shape, a girder-side roof surface 32 formed in a trapezoidal shape, and these sloped roof surfaces 31 and 32. The ridge-side shelf 33 provided along the ridges 31A and 32A, and the sloped roof surfaces 31, 32
And eave-side shelves 34 provided along the eaves 31B and 32B, respectively. Wife side and girder side roof surface 31,
At 32, trapezoidal trapezoidal solar cell panels 40 are arranged along the descending ridge 30A, and rectangular solar cell panels 50 are arranged at the remaining portions. This allows the roof 30
Has a roof with solar cells.

An eye bolt 13A is provided on the upper surface of the ridge side shelf 33.
Are provided at predetermined intervals. These eyebolts 13A are arranged along the edges of the ridges 31A and 32A.
Each eaves-side shelf 34 is disposed adjacent to each of the roof surfaces 31, 32, respectively. These eave-side shelves 34 are
It is continuous along B and 32B. As a result, the roof 30
Can be moved without using a ladder or the like in order to move to other roof surfaces 31, 32. As shown in FIG. 5, the eaves-side shelf 34 has a groove 34A as an eaves gutter extending along the longitudinal direction of the shelf 34 and opening upward. This groove 34A
It is located on the 31B, 32B side. On the upper surface 34B of the eaves-side shelf 34 where the groove 34A is not formed, the inclined roof surface 3
There is a water gradient that rises upward from the eaves 31B, 32B of 1, 32 toward the outdoor side. Thus, the eaves-side shelf 34 serves both as a scaffold and as an eaves gutter. The rainwater that has flowed down to the eaves side shelf 34 flows toward the eaves 31B and 32B due to the water gradient, enters the groove 34A, and is drained to the outside along the groove 34A. The scaffold 7 for maintenance work
Is mounted on the upper surface 34B of the eave-side shelf 34.

According to the second embodiment, the same operations and effects as those of the first embodiment can be obtained, and the following effects can be added. That is, the sloping roof surface 31,
Since the walkable shelves 33, 34 adjacent to 32 are provided, when the maintenance work of the solar panels 40, 50 is performed on the inclined roof surfaces 31, 32, the shelves 13, 14 are used for maintenance work. The work can be performed in a stable state by the worker 6 and the work efficiency can be improved. Also, the shelf on the eaves side
Since 34 is continuous, it is possible to move to all roof surfaces 31 and 32 during maintenance work, and it is not necessary to move to other roof surfaces 31 and 32 using ladders, etc. Can also improve work efficiency.

It should be noted that the present invention is not limited to the above-described embodiment, but includes other configurations that can achieve the object of the present invention, and includes the following modifications. That is, the roof with solar cells is not limited to the one having the shelves 13 and 14 provided along both the ridges 11A and 12A and the eaves 11B and 12B, and as shown in FIG. 12C
May have only a shelf 13C provided along the eaves 11C, or may have only a shelf 14C provided along the eaves 11D and 12D as shown in FIG. The first shelf portions 8C and 9A of the overhanging unit 8A and the overhanging unit 9 are not limited to those integrated with the overhanging unit 8A and the overhanging unit 9. It may be provided separately on the upper surface.

[0026]

According to the roof with solar cells of the present invention, the following effects can be obtained. That is, according to the roof with the solar cell according to the first aspect, when performing the maintenance work of the solar cell panel on the inclined roof surface, the walkable shelf can be used as a scaffold for the maintenance work. Therefore, even if the solar cell-equipped roof has a steeply sloping roof surface, the worker can perform maintenance work in a stable state, thereby improving work efficiency.

Further, according to the roof with the solar cell according to the second aspect, the shelf-like portion can be used as a scaffold, so that the worker can move along the edge of the eaves tip and the shelf-like portion can be used. The lower end of the ladder-shaped maintenance work scaffold can be placed on the roof, and the maintenance work can be stood on the roof with solar cells. The maintenance work can be performed in a state where the solar cell panel is maintained, and the maintenance work of the solar cell panel can be easily performed.

Further, according to the roof with the solar cell according to the third aspect, when the lifeline or the like is locked to the shelf, the locking tool for locking the end of the lifeline or the like is stabilized on the shelf. Even if you slide your feet on the sloped roof surface and fall from the roof while you are performing maintenance work on the sloped roof surface which is a high place, As a result, the worst case such as falling to the ground can be avoided, and safety in the maintenance work can be ensured.

Further, according to the roof with the solar battery according to the fourth aspect, a stable scaffold for the worker performing the maintenance work on the ridge side and the eaves side can be secured, and the ladder-like scaffold for the maintenance work is provided. And the lifeline can be used, the maintenance work can be performed simultaneously from both the ridge and the eaves, and the maintenance work of the solar panel can be performed more quickly and easily.

According to the roof with the solar cell according to the fifth aspect, the rainwater that has fallen from the sky runs down the surface of the solar cell panel, flows down to the eaves side, and is received by the shelf. The rainwater is drained from the eaves on the shelf to the outside, and the rainwater that runs down the surface of the solar panel due to the water gradient is prevented from falling outside through the shelf. It is possible to ensure the waterproof performance of the entire roof with solar cells. In addition, even if garbage or the like accumulates on the eaves gutter, the eaves gutter is formed on the shelf, so that the eaves gutter can be cleaned while standing on the shelf, which facilitates the cleaning work. Can be done.

Further, according to the roof with the solar cell according to the sixth aspect, the end of the lifeline can be securely locked in a stable state on the shelf-like portion on the ridge side. A dangerous situation in which the end of the lifeline is locked to the locking device in an unstable state such as placing one hand on the sloping roof surface, etc., and safety during maintenance work Performance can be improved. In addition, if the locking tool is provided in advance on the shelf, the work of attaching the locking tool to the shelf at the site can be omitted, and the work in maintenance work can be reduced.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a building according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a roof with solar cells according to the embodiment.

FIG. 3 is a sectional view showing an eaves portion of the roof with solar cells according to the embodiment.

FIG. 4 is a perspective view showing a building according to a second embodiment of the present invention.

FIG. 5 is a sectional view showing an eaves portion of the roof with solar cells according to the embodiment.

FIG. 6 is a side view showing a modification of the present invention.

FIG. 7 is a side view showing another modified example of the present invention.

[Explanation of symbols]

 4 Lifeline 10, 30 Roof with solar battery 11, 12, 31, 32 Slope roof surface 11A, 12A, 31A, 32A Building 11B, 12B, 31B, 32B House 13, 14, 33, 34 Shelf 13A As a fastener Eye bolts 14A, 34A Grooves as eaves gutters 20, 40, 50 Solar panels

Claims (6)

[Claims] 1. A roof with solar cells for converting solar energy into electric power by a plurality of solar panels arranged on a sloped roof surface, wherein the roof is formed in a flat shelf shape adjacent to the sloped roof surface. A roof with a solar cell, wherein a shelf is provided, and the shelf is walkable. 2. The roof with a solar cell according to claim 1, wherein the shelf is provided along an edge of the inclined roof surface on the eaves side. 3. The roof with solar cells according to claim 1, wherein the shelf is provided along an edge of the sloped roof surface on the ridge side. 4. The solar cell-equipped roof according to claim 1, wherein the ledges are provided at both edges of the inclined roof surface on both the eaves side and the ridge side. roof. 5. The roof with solar cells according to claim 2, wherein the shelf-like portion provided on the eaves side includes:
A roof with a solar cell, wherein a water gradient is provided, which is an upward slope from an eaves tip of the inclined roof surface toward an outdoor side, and an eaves gutter for draining rainwater is formed. 6. The roof with solar cells according to claim 3, wherein a locking member for locking a lifeline is provided on a shelf-like portion provided on the ridge side. A roof with solar cells.