JP7194989B2 - Cable lead-in unit for solar cells, etc. - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable lead-in unit for solar cells and the like, which guides cables attached to solar cell panels, antennas, etc. indoors through gaps formed at the top of sheathing boards.

In Patent Document 1, a base-side cable gripping member attached to a base substrate and a cover-side cable gripping member attached to a cover top surface member are provided between a pair of support plates, and a base flange plate is provided on the cover. The cable is sandwiched between the base-side cable gripping member and the cover-side cable gripping member, and the end of the flexible tube containing the cable is arranged between the base flange plate and the cover material. We are proposing a cable lead-in unit for solar cells, etc.
The cable lead-in unit for a solar cell or the like disclosed in Patent Document 1 can arrange the ends of the flexible tube, position the cable, and can be applied to different types of roofs such as metal roofs and slate roofs, thus improving performance. is extremely effective in

JP-A-2018-53707

The cable lead-in unit for a solar cell or the like in Patent Document 1 is composed of a base and a cover, but not only the cover but also the base is exposed to the outside. Any cover must be the required color.
However, the base in the cable lead-in unit for a solar cell or the like in Patent Document 1 consists of a base side plate that hangs down from the lower end of the base substrate, a base flange plate that extends from the lower end of the base side plate, and a It has a cable introduction opening and a pair of support plates provided on the side of the cable introduction opening, and since there are many assembly processes, it takes time in the production process to respond to various colors, and the delivery date is shortened. There is a problem that it becomes long.
In addition, having inventory corresponding to each color in advance imposes a heavy burden on inventory management.

Therefore, the present invention provides a cable lead-in unit for solar cells, etc., which can easily adapt to various colors by constructing the exterior with members with few assembly processes, without the appearance of the base, which requires many assembly processes, during construction. intended to provide

A cable lead-in unit for a solar cell or the like according to claim 1 of the present invention comprises a base 10 positioned between ridges 1 arranged on the top of a roof of a building, and a cover 20 arranged above the base 10. The base 10 consists of a base substrate 11 positioned between the ridge packages 1, a base side plate 12 suspended from the lower end of the base substrate 11, and extending from the lower end of the base side plate 12. a base flange plate 13 for extending the cable, a cable introduction opening 14 formed in the base board 11, and a pair of support plates 15 provided on the sides of the cable introduction opening 14; A cover top member 21 abutting on the pair of support plates 15, and cover wall members 22 extending from both side ends of the cover top member 21 in the direction of the base substrate 11. 15, a base-side cable gripping member 16 attached to the base substrate 11 and a cover-side cable gripping member 26 attached to the cover top surface member 21 are provided. A cover member 24 facing the base flange plate 13 is provided, and a cable 60 attached to a solar battery panel, an antenna, etc. is guided indoors from the top gap 5 formed in the sheathing plate 3, and the base side cable grip member 16 and the A cable such as a solar battery in which the cable 60 is sandwiched between the cover-side cable gripping member 26 and the end of a flexible tube 70 containing the cable 60 is arranged between the base flange plate 13 and the cover member 24. The pull-in unit is provided with a joint 30 arranged on the upper surface of the base 10. The joint 30 includes a joint substrate 31 covering the base substrate 11 and a part of the ridge cover 1, and the joint substrate 31. By arranging the joint 30 on the upper surface of the base 10, the base substrate 11 is covered, and the cable introduction opening 14 and the pair of support plates 15 are provided. is covered with the cover 20.
According to a second aspect of the present invention, in the cable lead-in unit for a solar cell or the like according to the first aspect, the joint 30 includes a joint side plate 32 suspended from the lower end of the joint substrate 31 and the lower end of the joint side plate 32 . The base side plate 12 is covered with the joint side plate 32 , and the base flange plate 13 is covered with the joint flange plate 33 .
According to a third aspect of the present invention, there is provided a cable lead-in unit for a solar cell or the like according to the first or second aspect, wherein the joint 30 is provided with a joint hanging plate member 35 arranged on the wall surface of the building. It is characterized by

According to the cable lead-in unit for a solar cell or the like of the present invention, construction can be performed without exposing the base substrate, and the joint and the cover appear as an external appearance, so production corresponding to various colors can be performed quickly.

1 is an exploded perspective view of main members of a cable lead-in unit for solar cells or the like according to an embodiment of the present invention; FIG. Diagram showing the base of the same cable lead-in unit Diagram showing the cover of the cable lead-in unit Diagram showing the joint of the same cable lead-in unit Diagram showing the installation relationship of the main members of the same cable lead-in unit FIG. 4 is a diagram showing a construction method of a cable lead-in unit for solar cells or the like according to the present embodiment; FIG. 4 is a diagram showing a construction method of a cable lead-in unit for solar cells or the like according to the present embodiment; FIG. 4 is a diagram showing a construction method of a cable lead-in unit for solar cells or the like according to the present embodiment; Sectional view showing a state in which the cable lead-in unit for solar cells or the like according to the present embodiment is installed on a single-sided metal vertical flat roof.

A cable lead-in unit for solar cells or the like according to the first embodiment of the present invention is provided with a joint arranged on the upper surface of a base, the joint including a joint substrate covering a part of the base substrate and the ridge cover, and a joint The base board is covered by arranging the joint on the upper surface of the base, and the cable lead-in opening and the pair of support plates are covered with a cover. According to this embodiment, the construction can be performed without exposing the base board, and the joint and the cover can be seen from the outside.

According to a second embodiment of the present invention, in the cable lead-in unit for a solar cell or the like according to the first embodiment, the joint includes a joint side plate suspended from the lower end of the joint substrate, and a joint side plate extending from the lower end of the joint side plate. The joint flange plate covers the base side plate with the joint side plate and the base flange plate with the joint flange plate. According to the present embodiment, construction can be performed without exposing the entire base, so production corresponding to various colors can be performed quickly.

According to a third embodiment of the present invention, in the cable lead-in unit for a solar cell or the like according to the first or second embodiment, the joint is provided with a joint hanging plate member arranged on the wall surface of the building. be. According to this embodiment, it is suitable for a building with a shed roof.

A cable lead-in unit for solar cells or the like according to an embodiment of the present invention will be described below.
FIG. 1 is an exploded perspective view of main members of a cable lead-in unit for solar cells or the like according to this embodiment.
This embodiment is a cable lead-in unit for a shed roof.
As shown in FIG. 1, the cable lead-in unit for solar cells or the like according to this embodiment includes a base 10 arranged in a top gap 5 (see FIG. 6) formed at the top of the roof of a building, and a base 10. It consists of a cover 20 arranged above and a joint 30 covering a part of the base 10 and a part of the ridge cover 1 (see FIG. 7).

FIG. 2 is a diagram showing the base of the same cable drawing unit.
The base 10 includes a base substrate 11 abutting on the ridge package 1, a base side plate 12 hanging down from the lower end of the base substrate 11, a base flange plate 13 extending from the lower end of the base side plate 12, It has a cable introduction opening 14 formed in the base board 11, a pair of support plates 15 provided on the sides of the cable introduction opening 14, and hanging plate members 18 arranged on the wall surface of the building. The base flange plate 13 does not form any folds.
The pair of support plates 15 has a connection plate 15a connecting the pair of support plates 15, and an opening reinforcing portion 15b arranged around the cable introduction opening 14. As shown in FIG. The opening reinforcing portion 15 b is formed between the support plate 15 and the cable introduction opening 14 and between the connection plate 15 a and the cable introduction opening 14 .
The pair of support plates 15, connection plate 15a, and opening reinforcing portion 15b are integrally formed from one metal plate. That is, the pair of support plates 15 are formed by bending both sides of the connection plate 15a. It is attached to the base board 11 using screws at the positions of the connection plate 15a and the opening reinforcing portion 15b.

A base-side cable gripping member 16 attached to the base substrate 11 is provided between the pair of support plates 15 . In this embodiment, the base-side cable gripping member 16 is attached to the connecting plate 15a. The base-side cable gripping member 16 may be attached directly to the base board 11, or may be indirectly attached to the base board 11 via a connection plate 15a provided for a reinforcing function as in this embodiment.
In this embodiment, as the base side cable gripping member 16, an outer base side cable gripping member 16a and an inner base side cable gripping member 16b are provided.
The outer base side cable gripping member 16a is provided on the lower end side of the base substrate 11, and the inner base side cable gripping member 16b is provided on the cable introduction opening 14 side. The inner base side cable gripping member 16b is preferably provided at a position higher than the outer base side cable gripping member 16a. It is preferably higher than the natural height of the cable gripping member 16a. Here, the natural height is the height of the member itself when no load is applied.
The base-side cable gripping member 16 is made of a foamed elastic member, and a plurality of slits are formed in the foamed elastic member. A heat-resistant member is preferable for the foamed elastic member, and for example, EPDM rubber is suitable. The piece of foamed elastic member formed by the slit preferably has a width less than the diameter of the cable 60 and a height greater than the radius of the cable 60 . The foam elastic member piece shown in this embodiment has a width narrower than the radius of the cable 60 and a height greater than the diameter of the cable 60 .
According to the present embodiment, the gap between the cable 60 and the foamed elastic member due to the slit is reduced, and the water stopping effect can be enhanced.

An elastic member 17 is attached to the rear surface of the base substrate 11 in the direction of the ridgeline of the roof top when installed.

FIG. 3 is a diagram showing a cover of the same cable drawing unit.
The cover 20 includes a cover top panel member 21 that abuts on the pair of support plates 15, a cover wall surface member 22 that extends from both side ends of the cover top panel member 21 toward the base substrate 11, and a cover top panel member 21. A cover side member 23 extending from a lower end 21 a toward the base flange plate 13 , and a cover member 24 extending from the lower end 21 a of the cover top member 21 and capable of facing the base flange plate 13 . there is

As shown in FIG. 3(c), in the cable lead-in unit for solar cells or the like according to this embodiment, the cover side member 23 is provided with a pair of laterally extending portions at a predetermined distance from the lower end 21a of the cover top member 21. Slits 25c are provided, and the upper ends of the pair of longitudinal slits 25b are provided continuously to the side ends of the pair of lateral slits 25c.
The lateral ends of the lateral slits 25c are positioned lower than the central end, and the pair of lateral slits 25c are inclined with respect to the lower end 21a of the cover top panel 21 respectively.

Thus, the cover member 24 formed by folding the cover side member 23 between the pair of vertical slits 25b is formed at a position having a predetermined distance from the lower end 21a of the cover top member 21. and the lower end 21a of the cover top panel 21, the cover top panel 21 is prevented from being deformed by the reaction force from the cable 60 (see FIG. 9). , can improve water stoppage.
In addition, since the rainwater flowing down from the cover top surface member 21 flows in the direction away from the cover member 24 along the slope of the lateral slit 25c, the intrusion of rainwater from the cable 60 can be reduced. Further, according to this embodiment, when both ends of the cover member 24 are bent by the lateral slits 25c and used, the sides of the cover member 24 on the side of the cover side member 23 (formed by the lateral slits 25c) Since the cover surface of the covering material 24 is inclined downward by the fact that the side edge of the covering material 23 is parallel to the surface of the cover side surface material 23, the rainwater flowing from the cover top surface material 21 to the covering material 24 can be dropped smoothly. can.

According to this embodiment, the cover member 24 can be formed by folding the cover side member 23 between the pair of vertical slits 25b, so that the arrangement can be made to match the flexible tube 70. FIG.
The cover member 24 can also be formed with a pair of vertical slits 25b without forming a pair of horizontal slits 25c. Further, the pair of vertical slits 25b need not reach the lower end 21a of the cover top panel 21 as long as they extend to the lower edge of the cover side panel 23 . Alternatively, the cover member 24 may be formed by bending the entire cover side member 23 without forming the pair of vertical slits 25b.

As shown in FIGS. 3(b) and 3(c), a cover-side cable gripping member 26 is attached to the rear surface of the cover top panel 21. As shown in FIGS.
The cover-side cable gripping member 26 may be directly attached to the cover top panel 21 or indirectly attached to the cover top panel 21 via another member.
In this embodiment, as the cover-side cable gripping members 26, an outer cover-side cable gripping member 26a and an inner cover-side cable gripping member 26b are provided. In this embodiment, the outer cover side cable gripping member 26 a and the inner cover side cable gripping member 26 b are directly attached to the cover top panel 21 .
The cover-side cable gripping member 26 is the same member as the base-side cable gripping member 16, and is made of a foamed elastic member. A heat-resistant member is preferable for the foamed elastic member, and for example, EPDM rubber is suitable.

FIG. 4 is a diagram showing a joint of the same cable drawing unit.
The joint 30 includes a joint base plate 31 covering part of the base plate 11 and the ridge cover 1, a joint side plate 32 hanging down from the lower end of the joint base plate 31, a joint flange plate 33 extending from the lower end of the joint side plate 32, It has a support plate opening 34 formed in the joint base plate 31 and a joint hanging plate member 35 arranged on the wall surface of the building. The joint flange plate 33 is bent.
By providing the joint hanging plate material 35, it is suitable for a building with a shed roof.

FIG. 5 is a diagram showing the attachment relationship of the main members of the same cable drawing unit.
FIG. 5(a) shows the base 10. FIG.
As shown in FIG. 5B, the joint 30 is arranged on the upper surface of the base 10. As shown in FIG. By arranging the joint 30 on the upper surface of the base 10 , the base board 11 , the base side plate 12 , and the base flange plate 13 are covered with the joint 30 .
As shown in FIG. 5(c), the cover 20 is arranged on the upper surface of the base 10. As shown in FIG. By arranging the cover 20 on the upper surface of the base 10 , the cable introduction opening 14 and the pair of support plates 15 are covered with the cover 20 .
Therefore, the base 10 is covered with the cover 20 and the joint 30, and construction can be performed without exposing the entire base 10. As for the appearance, the joint 30 and the cover 20 are visible, so production corresponding to various colors can be quickly performed. It can be carried out.

6 to 8 are diagrams showing a construction method of a cable lead-in unit for solar cells or the like according to this embodiment.
Fig.6 (a) has shown the field opening formation process. In the roof opening forming step, the top gap 5 is formed at the top of the roof of the roof board 3 . The top clearance 5 is formed so that the clearance dimension 5W in the ridgeline direction of the roof top is larger than the dimension of the ridgeline direction opening of the cable introduction opening 14 in the roof top.
FIG. 6(b) shows a roof underlaying material construction process and a drainage construction process after the field opening formation process.
In the roof underlaying material construction process, the roof underlaying material 8 is put on the upper surface of the sheathing board 3, and an opening is provided in the roof underlaying material 8 to open the top gap 5. - 特許庁
After the roof underlaying material construction process, the drainage construction process is carried out.
In the drainage construction step, a drainage drainage 40 covering the outer periphery of the top gap 5 is constructed. The ridgeline direction dimension of the roof top of the drainage drain 40 is formed to be larger than the ridgeline direction clearance dimension 5W of the top clearance 5. - 特許庁The waterproofing process will be carried out after the drainage construction process. In the waterproofing process, the outer circumference of the drain 40 is waterproofed. For the waterproof treatment, a waterproof sheet is attached to the gap between the drainage drain 40 and the roof underlaying material 8 and the roof underlaying material 8 around the drainage drain 40 .
FIG. 6(c) shows a step of attaching the spacer to the base 10. As shown in FIG.
A spacer 50 is attached so as to face the hanging plate member 18 .
FIG.6(d) has shown the square-timber construction process and a cross-plate construction process. In the square timber construction process, square timbers 6 are fastened to the side of the top gap 5 in accordance with the slope of the roof. After the square timber construction process, the cross plate construction process is performed. In the step of constructing a cross plate, a cross plate 7 is fastened on the square timber 6. - 特許庁Therefore, the cross plate 7 is fastened to the side of the top clearance 5 .
FIG.6(e)(f) has shown the base construction process.
As shown in FIG. 6( e ), in the base construction step, the base 10 is arranged above the top clearance 5 , and the base side plate 12 is attached to the cross plate 7 with screws 54 .
Then, as shown in FIG. 6( f ), in the base construction step, the spacer 50 is attached to the gable foundation 61 with screws 54 .

FIG. 7(a) shows the ridge construction process. In the ridge cover construction step, the ridge cover 1 is put on the cross plate 7 at the positions of both sides of the base 10 and fixed. A base 10 is positioned between the ridge covers 1. - 特許庁It is preferable that the end portion of the ridge package 1 is brought into contact with the end portion of the base substrate 11 .
FIGS. 7(b) and 7(c) show the waterproofing process.
As shown in FIGS. 7B and 7C, the end of the ridge 1 on the side of the base 10, and the ridge 1 of the base substrate 11, the base side plate 12, the base flange plate 13, and the hanging plate 18 A continuous sealing S is applied to the end of the . It is preferable that the sealing S has a plurality of threads.

FIGS. 8(a) and 8(b) show the construction process of the joint.
A joint 30 is provided to cover the sealing S shown in FIGS. 7(b) and 7(c). The joint 30 partially covers the base board 11 and the ridge cover 1 .
As shown in FIG. 8( a ), after the lower end of the joint hanging plate 35 is hooked to the lower end of the hanging plate 18 and the lower end of the ridge cover 1 , the joint flange plate 33 is bent to form the base flange plate 13 and the ridge cover 1 . to attach it.
Then, as shown in FIG. 8(b), both sides of the joint side plate 32 and the end of the ridge cover 1 are attached to the cross plate 7 with screws 54. Then, as shown in FIG.
Although illustration is omitted, a wire entry step is performed after the base construction step in FIG. 6(e). In the wire entry step, the cable 60 is introduced into the cable introduction opening 14 and the top gap 5 .
FIG. 8(c) shows a state in which the cable 60 is not inserted, but shows a cover fixing step performed after the wire insertion step. In the cover fixing step, the cover 20 is attached to the base 10 .
Although not shown, in the cover fixing step, the cable 60 is sandwiched between the base-side cable gripping member 16 and the cover-side cable gripping member 26, and the end of the flexible tube 70 containing the cable 60 is attached to the base 10 and the covering material. 24. In this way, in the process of attaching the cover 20 to the base 10, the ends of the flexible tube 70 are arranged to sandwich the cable 60, so complicated work for stopping water is not required, and workability is excellent. there is

FIG. 9 is a cross-sectional view showing a state in which the cable lead-in unit for a solar cell or the like according to this embodiment is installed on a single-sided metal vertical flat roof.
In the building with a shed roof shown in FIG. 9, the rafters 2 are provided so as to be inclined downward in one direction from the upper part of the ridgepole 9 . A sheathing board 3 is provided on the upper part of the rafters 2, and a roofing material 4 is laid on the upper surface of the sheathing board 3. - 特許庁A square timber 6 is fastened to the top of the roof in accordance with the slope of the roof, and a cross plate 7 is fastened to the square timber 6. - 特許庁The ridge cover 1 is fixed over a cross plate 7 except for the top gap 5. - 特許庁
A gable base 61 is provided on the wall surface of the ridgepole 9 and the ridge-side end face of the rafter 2. - 特許庁A gable board 62 is arranged on the outdoor side surface of the gable base 61 .

The cable lead-in unit for the shed roof according to this embodiment is constructed using spacers 50 .
The spacer 50 consists of a spacer fixing plate member 51 arranged parallel to the hanging plate member 18 and fixed to the gable base 61, and a hanging fixing plate member 53 arranged parallel to the spacer fixing plate member 51 via the connecting plate member 52, It is formed by bending a sheet of plate material. The connecting plate member 52 connects the upper end of the spacer fixing plate member 51 and the upper end of the hanging fixing plate member 53 . Below the connecting plate member 52 and between the spacer fixing plate member 51 and the hanging fixing plate member 53, a gable plate entrapment portion is formed.
The base 10 abuts both side ends of the base substrate 11 on the ends of the ridge package 1 , and a hanging plate member 18 abuts on the outer surface of the hanging fixing plate member 53 . The spacer fixing plate member 51 is fixed to the gable base 61 with screws 54 . After fixing the spacer fixing plate material 51 to the gable base 61, the gable board 62 is installed. The gable board 62 is installed by inserting the upper end of the gable board 62 into the swallowing part of the gable board.

In this embodiment, the cable 60 is sandwiched between the base-side cable gripping member 16 and the cover-side cable gripping member 26 , and the end of the flexible tube 70 containing the cable 60 is connected to the base flange plate 13 and the cover member 24 . is placed between In this manner, the cable lead-in unit guides the cable 60 attached to the solar battery panel, the antenna, etc. indoors through the top gap 5 formed in the sheathing board 3 .

The cable lead-in unit for solar cells or the like according to the present invention can be installed on metal roofs, slate roofs, and even roofs with different slopes.

1 ridge cover 2 rafters 3 sheathing board 4 roof material (metal vertical flat)
5 Top gap 5W Ridge line direction gap dimension 6 Square lumber 7 Cross plate 8 Roof underlaying material 9 Ridge ridge 10 Base 11 Base substrate 12 Base side plate 13 Base flange plate 14 Cable introduction opening 15 Support plate 15a Connection plate 15b Opening reinforcement Part 16 base-side cable gripping member 16a outer base-side cable gripping member 16b inner base-side cable gripping member 17 elastic member 18 hanging plate member 20 cover 21 cover top surface member 21a lower end 22 cover wall surface member 23 cover side surface member 24 cover member 25b vertical direction slit 25c horizontal direction slit 26 cover side cable gripping member 26a outer cover side cable gripping member 26b inner cover side cable gripping member 30 joint 31 joint base plate 32 joint side plate 33 joint flange plate 34 support plate opening 35 joint drooping plate member 40 Drainage drain 50 Spacer 51 Spacer fixing plate material 52 Connecting plate material 53 Hanging fixing plate material 54 Screw 60 Cable 61 Gable base 62 Gable plate 70 Flexible tube S Sealing

Claims (3)

a base positioned between the ridges placed on the top of the roof of the building;
a cover arranged above the base,
The base is
a base substrate positioned between the ridges;
a base side plate suspended from the lower end of the base substrate;
a base flange plate extending from the lower end of the base side plate;
a cable introduction opening formed in the base substrate;
A pair of support plates provided on the sides of the cable introduction opening,
The cover is
a cover top member that abuts on the pair of support plates;
a cover wall member extending from both side ends of the cover top member toward the base substrate;
Between the pair of support plates,
a base-side cable gripping member attached to the base substrate;
a cover-side cable gripping member attached to the cover top surface material,
The cover includes
A cover material facing the base flange plate is provided,
Cables attached to solar panels and antennas are led indoors through the top gap formed in the sheathing board,
sandwiching the cable between the base-side cable gripping member and the cover-side cable gripping member;
A cable lead-in unit such as a solar battery in which an end of a flexible tube containing the cable is arranged between the base flange plate and the covering material,
A joint is provided on the upper surface of the base,
The joint includes:
a joint substrate covering a part of the base substrate and the ridge cover;
and a support plate opening formed in the joint substrate,
covering the base board by arranging the joint on the upper surface of the base;
A cable lead-in unit for a solar cell or the like, wherein the cable lead-in opening and the pair of support plates are covered with the cover. The joint includes:
a joint side plate suspended from the lower end of the joint substrate;
a joint flange plate extending from the lower end of the joint side plate,
covering the base side plate with the joint side plate;
2. The cable lead-in unit for a solar battery or the like according to claim 1, wherein the joint flange plate covers the base flange plate. The joint includes:
3. The cable lead-in unit for a solar cell or the like according to claim 1, further comprising a joint hanging plate member arranged on the wall surface of the building.

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