JP2022041502A - Panel fixture - Google Patents

Abstract

To provide a technology that can facilitate the operation of placing panels on a folded-plate roof.SOLUTION: In a panel fixture 10, in a fastened state where a support part 11 and a base part 21 are fastened by an upper fastening part and a lower fastening part, a pair of clamping members 1, 2 are fixed in a first posture in which a seam part can be clamped by a first contact end part 12 and a second contact end part 22, in a released state where the fastening is released by separating the upper fastening part and the lower fastening part as compared with the fastened state, the lower fastening part presses the base part 21 against the support part 11 so that the first posture of the pair of clamping members 1, 2 is maintained by energizing the upper fastening part upward by an energizing member, and when the upper fastening part is pushed downward against energizing force of the energizing member, the pair of clamping members 1, 2 become a second posture in which the seam part can be received between the first contact end part 12 and the second contact end part 22 by releasing pressing of the base part 21 by the lower fastening part.SELECTED DRAWING: Figure 4

Description

The present invention relates to a fixture for mounting a panel on a folded plate roof.

Patent Documents 1 to 3 consist of a pair of left and right grips that are formed in a substantially U shape and face each other, and bolts and nuts that overlap and integrally connect the pedestals of both grips, and the two grips facing each other. A support metal fitting for a solar cell panel is described so that a goby portion of a folded plate roof can be pinched by a claw piece. In the above-mentioned technique, one grip portion is rotatably pivotally attached to the other grip portion, and the goby portion can be sandwiched by widening the distance between the left and right claw pieces by the relative rotation of both grip portions. It is configured as follows.

In Patent Document 2,

Japanese Unexamined Patent Publication No. 2016-156141 Japanese Unexamined Patent Publication No. 2019-183400 Japanese Unexamined Patent Publication No. 2016-79996

When the photovoltaic power generation panel is mounted on the folded plate roof in the above-mentioned conventional technique, the fastening work is performed with bolts and nuts while holding the state where the haze portion of the folded plate roof is sandwiched between the left and right claw pieces by the operator's hand. There is a need. Therefore, there is a problem that the work becomes complicated and it takes a lot of time and effort.

Therefore, an object of the present invention is to provide a technique for facilitating the work of installing a panel on a folded plate roof.

In order to solve the above problems, the present invention has adopted the following configuration. That is, the present invention is a mounting tool for attaching a panel to a goby portion of a folded plate roof, and includes a pair of holding members for sandwiching the goby portion and a connecting tool for connecting the pair of holding members. The first holding member, which is one of the pair of holding members, has a support portion that supports the panel above the goby portion and a first contact end portion that abuts on one of both side surfaces of the goby portion. And a first connecting portion connecting the support portion and the first contact end portion, and the support portion is placed on the second sandwiching member which is the other of the pair of sandwiching members. It has a base portion, a second contact end portion that contacts the other of both side surfaces of the goby portion, and a second connection portion that connects the base portion and the second contact end portion. The connecting tool includes a shaft portion that penetrates the support portion and the base portion vertically, and an upper fastening portion and a lower fastening portion provided on the shaft portion so as to sandwich the support portion and the base portion from above and below. The upper fastening portion and the lower fastening portion include a portion and an urging member provided between the support portion and the upper fastening portion to urge the upper fastening portion upward. The portions can change the distance between the shaft portions in the axial direction by rotating relative to each other around the shaft portion, and the support portion and the base portion are provided by the upper fastening portion and the lower fastening portion. In the fastening state in which the pair is fastened, the pair of sandwiching members are fixed in a first posture in which the goby portion can be sandwiched between the first contact end portion and the second contact end portion, and the fastening is performed. In the released state in which the fastening is released by separating the upper fastening portion from the lower fastening portion than in the state, the upper fastening portion is urged upward by the urging member. As a result, the lower fastening portion presses the base portion against the support portion so that the first posture of the pair of holding members is maintained, and the upper side resists the urging force of the urging member. When the fastening portion of the roof is pushed downward, the pressing of the base portion by the lower fastening portion is released, so that the pair of holding members make the goby portion into the first contact end portion and the first contact portion. 2 The second posture is acceptable between the contact end and the contact end.
It is a panel fixture.

According to this, the upper side is in a state where the upper fastening member is pushed downward so that the pair of holding members are in the second posture and the goby portion is received between the first contact end portion and the second contact end portion. The pinching member changes from the second posture to the first posture due to the urging force of the urging member, and the goby portion is pinched by the pair of pinching members only by releasing the push downward with respect to the fastening member. Then, since the first posture of the pair of holding members is maintained by the urging force of the urging member, the state in which the goby portion is held by the pair of holding members is also maintained. According to this, the operation of changing the pair of holding members from the second posture to the first posture and the operation of maintaining the first posture are performed by the urging force of the urging member, so that the operation is performed by the operator. The burden of doing this is reduced. As a result, the work of installing the panel on the folded plate roof can be facilitated.

The panel to be mounted in the present invention may have at least a panel-shaped portion supported by the fixture. Examples of the panel include a photovoltaic power generation panel, a signboard, a display device, a panel for fixing an outdoor unit of an air conditioner, and the like.

Further, in the present invention, the lower fastening portion includes the shaft portion having a thread groove formed on the outer peripheral surface and a head portion formed at one end of the shaft portion having a diameter larger than that of the shaft portion. The head portion of the bolt member, and the upper fastening portion may be a nut member having a threaded groove formed on an inner peripheral surface and engaged with the shaft portion.

Further, in the present invention, the urging member is a coil spring formed of a wire wound spirally and mounted on the shaft portion between the support portion and the upper fastening portion. The coil spring includes an expansion / contraction portion that expands and contracts in the axial direction of the shaft portion, and the wire rod in the expansion / contraction portion gradually extends along the axial direction so that the wire rods do not overlap in the axial direction of the shaft portion. It may be wound so as to reduce the diameter.

Further, in the present invention, the wire rod in the telescopic portion may be wound so as to reduce its diameter from the lower side to the upper side along the axial direction of the shaft portion.

Further, in the present invention, the connector further includes a washer mounted on the shaft portion between the coil spring and the upper fastening portion, and the washer moves upward from the outer peripheral edge toward the inner peripheral edge. It may be formed in an inclined annular shape.

Further, in the present invention, the first holding member has a protruding portion protruding downward from the supporting portion, and the second holding member has an engaging portion that engages with the protruding portion in the first posture. In the first posture, the engaging portion engages with the protruding portion, whereby the second holding member is positioned at a predetermined position with respect to the first holding member, and the second holding member is positioned. In the process from the posture of the above to the first posture, the second holding member may be guided to the predetermined position by the engaging portion sliding the protruding portion.

Further, in the present invention, a sandwiching member attached to the shaft portion and supported by the support portion may be further provided with a sandwiching member for sandwiching the panel between the support portion and the support portion by pressing the panel from above. ..

According to the present invention, the work of installing a panel on a folded plate roof can be facilitated.

It is a figure which shows the state which the solar power generation panel was attached to the folded plate roof by the attachment | attachment which concerns on embodiment. It is an X direction view which shows the state which the solar power generation panel is attached to the goby part by the attachment for middle which concerns on embodiment. It is a Y direction view which shows the state which the solar power generation panel is attached to the goby part by the attachment for middle which concerns on embodiment. It is an X direction view which shows the state before the attachment for middle which concerns on embodiment is fixed to a goby part. It is an exploded perspective view of the attachment for middle which concerns on embodiment. It is a figure which shows the coil spring which concerns on embodiment, FIG. 5 (a) is a side view of a coil spring, and FIG. 5 (b) is an axial view of a coil spring. It is sectional drawing which shows the state of the coil spring and the washer which concerns on embodiment. It is an X direction view which shows the state which the solar power generation panel is attached to the goby part by the attachment for the end which concerns on embodiment. It is a Y direction view which shows the state which the solar power generation panel is attached to the goby part by the attachment for the end which concerns on embodiment. It is an exploded perspective view of the attachment for the end which concerns on embodiment. It is a figure (1) for demonstrating the method of fixing the attachment for middles which concerns on embodiment to a goby part. It is a figure (2) for demonstrating the method of fixing the attachment for middles which concerns on embodiment to a goby part. It is a figure (3) for demonstrating the method of fixing the attachment for middles which concerns on embodiment to a goby part. It is a figure (4) for demonstrating the method of fixing the attachment for middles which concerns on embodiment to a goby part. It is a figure (5) for demonstrating the method of fixing the attachment for middles which concerns on embodiment to a goby part. It is sectional drawing which shows typically the state of the coil spring and the washer in the fastened state of the attachment for middle which concerns on embodiment. It is a figure which shows the attachment for middle which concerns on the modification of embodiment.

Next, an embodiment of the present invention will be described with reference to the drawings. In the embodiment, an example in which the present invention is applied to a fixture for attaching a photovoltaic power generation panel to a folded plate roof will be described. The following description is an example, and the present invention is not limited to the following contents.

FIG. 1 is a diagram showing a state in which a photovoltaic power generation panel is attached to a folded plate roof 100 by an attachment according to an embodiment. The folded plate roof 100 shown in FIG. 1 is formed by bending and connecting a plurality of plates by sheet metal processing. On the folded plate roof 100, a plurality of upright goby portions 101 are formed by connecting portions of the sheet metals. The folded plate roof 100 according to this example is a so-called vertical roof, and the goby portion 101 extends along the slope (flow direction) of the folded plate roof 100. However, the folded plate roof 100 is not limited to vertical roofing, and may be horizontal roofing. The solar power generation panel P1 is attached to the folded plate roof 100 by fixing the fixtures 10 and 20 to the haze portion 101 and fixing the photovoltaic power generation panel P1 to the fixtures 10 and 20.

[Solar power generation panel]
The photovoltaic power generation panel P1 is an example of the "panel" according to the present invention. The photovoltaic power generation panel P1 according to the embodiment is formed in a substantially rectangular plate shape, and is installed in a posture of being laid down on a folded plate roof 100. Here, the "lower surface" of the photovoltaic power generation panel P1 refers to a surface facing the folded plate roof 100 when the photovoltaic power generation panel P1 is installed on the folded plate roof 100. Further, the "upper surface" of the photovoltaic power generation panel P1 refers to a surface opposite to the folded plate roof 100 when the photovoltaic power generation panel P1 is installed on the folded plate roof 100. The photovoltaic power generation panel P1 is configured to be capable of generating power by receiving light on the upper surface thereof. As shown in FIG. 1, in this example, two photovoltaic power generation panels P1 are arranged side by side in the extending direction of the goby portion 101. Each of the photovoltaic power generation panels P1 is attached in a state of being bridged over two goby portions 101. However, the number of photovoltaic power generation panels P1 and the number of goby portions 101 are not limited to this.

[Attachment]
The mounting tool 10 and the mounting tool 20 are examples of the “mounting tool” according to the present invention. The fixture 10 is a clamp for the middle, and is used to fix the edges facing each other to the goby portion 101 in a plurality of photovoltaic power generation panels P1 arranged side by side in the extending direction of the goby portion 101. .. The fixture 20 is a clamp for the end, and in a plurality of photovoltaic power generation panels P1 arranged side by side in the extending direction of the goby portion 101, the edges located at both ends of the extending direction of the goby portion 101 are set. It is used for fixing to the portion 101.

Hereinafter, the configurations of the fixture 10 and the fixture 20 will be described. In the following description, the direction corresponding to the vertical direction when the fixtures 10 and 20 are fixed to the goby portion 101 is the Z direction, the direction corresponding to the extending direction of the goby portion 101 is the X direction, and the goby portion 101. The direction corresponding to the width direction of is the X direction. The X and Y directions are orthogonal to each other.

[Attachment for middle]
First, the fixture 10 will be described. FIG. 2 is an X-direction view showing a state in which the photovoltaic power generation panel P1 is attached to the goby portion 101 by the fixture 10. FIG. 3 is a Y-direction view showing a state in which the photovoltaic power generation panel P1 is attached to the goby portion 101 by the fixture 10. FIG. 4 is an X-direction view showing a state before the fixture 10 is fixed to the goby portion 101. FIG. 5 is an exploded perspective view of the fixture 10.

As shown in FIGS. 2 and 3, the fixture 10 includes a pair of sandwiching members 1 and 2 for sandwiching the goby portion 101, a connector 3 for connecting the pair of sandwiching members 1 and 2, and a photovoltaic power generation panel P1. It is provided with a sandwiching member 4 for pressing the above. The fixture 10 is attached to the goby portion 101 by sandwiching both side surfaces of the goby portion 101 with a pair of holding members 1 and 2. Here, the posture of the pair of holding members 1 and 2 that can hold the goby portion 101 as shown in FIG. 2 and the like is referred to as a “first posture”. Further, one of the side surfaces of the goby portion 101 is referred to as the first side surface S1, and the other is referred to as the second side surface S2. Further, in the Y direction, the direction from the second side surface S2 to the first side surface S1 is the first direction F1, and the opposite direction (that is, the direction from the first side surface S1 to the second side surface S2) is the second direction F2. ..

[First holding member]
As shown in FIG. 2 and the like, the first holding member 1 which is one of the pair of holding members 1 and 2 has a support portion 11 that supports the photovoltaic power generation panel P1 above the goby portion 101 and a goby portion 101. A first contact end portion 12 that abuts on the first side surface S1 of the above, a first connection portion 13 that connects the support portion 11 and the first contact end portion 12, and a protruding portion 14 that protrudes downward from the support portion 11. And have.

As shown in FIG. 2 and the like, the support portion 11 has a main body portion 111, a pair of upright portions 112, 112, and a pair of mounting portions 113, 113. The main body portion 111 is a portion connected to the second holding member 2 via the connecting tool 3, and is formed in a rectangular plate shape that is orthogonal to the Z direction and is long in the X direction. As shown in FIG. 5, a through hole 11a, which is a hole into which the shaft portion 311 of the connector 3 is inserted, penetrates the main body portion 111 in the Z direction. The pair of upright portions 112, 112 are formed in a plate shape extending upward from both side ends of the main body portion 111 in the Y direction. As shown in FIG. 2, the pair of mounting portions 113, 113 is a portion on which the photovoltaic power generation panel P1 is mounted. The mounting portion 113 is provided at the upper end of the standing portion 112, and is formed in a plate shape orthogonal to the Z direction. A gap is formed between the pair of mounting portions 113, 113 so that the shaft portion 311 of the connector 3 can be inserted into the through hole 11a of the main body portion 111.

As shown in FIG. 2 and the like, the first connecting portion 13 is formed in a plate shape extending downward from the side end of the main body portion 111 on the first direction F1 side.

As shown in FIG. 2 and the like, the first contact end portion 12 is formed in a plate shape extending from the lower end of the first connection portion 13 in the second direction F2, and hits the first side surface S1 at the tip thereof. Contact.

As shown in FIG. 2 and the like, the protruding portion 14 is formed in a plate shape extending downward from the side end of the main body portion 111 on the second direction F2 side. The protrusion 14 is inclined toward the F2 side in the second direction toward the downward direction.

[Second holding member]
As shown in FIG. 2 and the like, the second sandwiching member 2, which is the other of the pair of sandwiching members 1 and 2, has a base portion 21 on which the main body portion 111 of the support portion 11 is placed and a second sandwich portion 101. Engagement between the second contact end 22 that abuts on the side surface S2, the second connection 23 that connects the base 21 and the second contact end 22, and the protrusion 14 in the first posture. It has a part 24 and.

As shown in FIG. 2 and the like, the base portion 21 is a portion connected to the main body portion 111 of the first sandwiching member 1 via the connector 3, and has a rectangular shape orthogonal to the Z direction and long in the X direction. It is formed in the shape of a plate. As shown in FIG. 5, a through hole 21a, which is a hole into which the shaft portion 311 of the connector 3 is inserted, penetrates the base portion 21 in the Z direction. Further, as shown in FIG. 2 and the like, a regulation portion 21b is formed on the lower surface of the base portion 21.

As shown in FIG. 2 and the like, the second connecting portion 23 is formed in a plate shape extending downward from the side end of the base portion 21 on the second direction F2 side.

As shown in FIG. 2 and the like, the second contact end portion 22 is formed in a plate shape extending from the lower end of the second connection portion 23 to the first direction F1, and is in contact with the second side surface S2 at the tip thereof. Contact.

As shown in FIG. 2 and the like, the engaging portion 24 is a part of the side surface of the second connecting portion 23 on the second direction F2 side, and protrudes when the pair of holding members 1 and 2 are in the first posture. It is formed as a wall surface of a groove that receives the portion 14. The engaging portion 24 is inclined toward the F2 side in the second direction toward the downward direction.

As shown in FIG. 2 and the like, in the first posture, the engaging portion 24 engages with the protruding portion 14, so that the second sandwiching member 2 is positioned at a predetermined position with respect to the first sandwiching member 1. There is.

[Pinching member]
As shown in FIG. 3, the sandwiching member 4 is attached to the shaft portion 311 and presses the photovoltaic power generation panel P1 supported by the support portion 11 from above so as to be between the solar power generation panel P1 and the support portion 11. It is a member that sandwiches. The sandwiching member 4 is for middle use, and presses the opposite edges of the two photovoltaic power generation panels P1 adjacent to each other in the extending direction (X direction) of the goby portion 101 from above. The sandwiching member 4 includes a mounting portion 41, a pair of standing portions 42, 42, and a pressing portion 43.

The mounting portion 41 is a portion connected to the main body portion 111 of the first sandwiching member 1 via the connecting tool 3, and is formed in a rectangular plate shape that is orthogonal to the Z direction and is long in the Y direction. .. As shown in FIG. 5, a through hole 41a, which is a hole into which the shaft portion 311 of the connector 3 is inserted, penetrates the mounting portion 41 in the Z direction. The pair of upright portions 42, 42 are formed in a plate shape extending upward from both side ends in the X direction of the main body portion 111. As shown in FIG. 3, the upright portion 42 abuts on the side edge of the photovoltaic power generation panel P1 from the X direction, so that the displacement of the photovoltaic power generation panel P1 in the X direction is regulated. As shown in FIG. 3, the pair of pressing portions 43, 43 are portions that press the photovoltaic power generation panel P1 from above. The pressing portion 43 is provided at the upper end of the standing portion 42, and is formed in a plate shape orthogonal to the Z direction. A gap is formed between the pair of pressing portions 43, 43 so that the shaft portion 311 of the connector 3 can be inserted into the through hole 41a of the mounting portion 41. The pressing portion 43 presses the edge portion of the photovoltaic power generation panel P1 from above, so that the photovoltaic power generation panel P1 is sandwiched between the pressing portion 43 of the sandwiching member 4 and the mounting portion 113 of the support portion 11. To.

[Connector]
As shown in FIGS. 4 and 5, the connector 3 includes a bolt member 31, a nut member 32, a coil spring 33, a washer 34, and a nut member 35.

As shown in FIG. 5, the bolt member 31 includes a shaft portion 311 having a thread groove formed on an outer peripheral surface and a head portion 312 formed at one end of the shaft portion 311 with a diameter larger than that of the shaft portion 311. These are members formed integrally. The bolt member 31 of this example is a so-called hexagon bolt, and the outer shape of the cross section of the head 312 is formed in a hexagonal shape. However, the bolt member 31 does not have to be a hexagon bolt.

As shown in FIG. 2 and the like, the nut member 32 is a member that engages with the shaft portion 311 of the bolt member 31. A thread groove is formed on the inner peripheral surface of the nut member 32, and the thread groove of the nut member 32 and the thread of the shaft portion 311 of the bolt member 31 mesh with each other to engage the nut member 32 and the shaft portion 311. It fits. The nut member 32 of this example is a so-called hexagon nut, and the outer shape of the cross section is formed in a hexagonal shape. However, the nut member 32 does not have to be a hexagon nut.

In the fixture 10, the shaft portion 311 can be inserted into the through hole 11a and the through hole 21a, the head 312 cannot be inserted into the through hole 21a, and the nut member 32 cannot be inserted into the through hole 11a. , The through hole 21a, the shaft portion 311 and the head portion 312 are set. As shown in FIG. 5, in the fixture 10, the shaft portion 311 is inserted into the through hole 11a and the through hole 21a so that the head portion 312 is located below the base portion 21, so that the shaft portion 311 is inserted. It penetrates the support portion 11 and the base portion 21 up and down. Then, as shown in FIG. 2, the nut member 32 is engaged with a portion of the shaft portion 311 above the main body portion 111 and below the mounting portion 41. As a result, the support portion 11 and the base portion 21 are sandwiched from above and below by the nut member 32 and the head portion 312. Here, as shown in FIG. 2, by engaging the restricting portion 21b of the base portion 21 with the head portion 312, the rotation of the bolt member 31 around the shaft portion 311 is restricted. As a result, even if the operator does not hold the bolt member 31 by hand, the nut member 32 and the bolt member 31 (and thus the head 312) can be rotated around the shaft portion 311 simply by rotating the nut member 32 around the shaft portion 311. Relative rotation. The nut member 32 moves along the shaft portion 311 due to the relative rotation of the nut member 32 and the head portion 312 around the shaft portion 311. As a result, the distance between the nut member 32 and the shaft portion 311 of the head portion 312 in the axial direction can be changed.

As shown in FIG. 2, the fixture 10 has a support portion 11 and a base by the nut member 32 and the head 312 by changing the distance between the nut member 32 and the head 312 by the relative rotation of the nut member 32 and the head 312. The nut member 32 and the head 312 can be separated from each other in the fastened state in which the portion 21 is fastened, or in the fastened state as shown in FIG. 4, and the fastened state can be released. In this example, the nut member 32 is an example of the "upper fastening member" according to the present invention, and the head 312 is an example of the "lower fastening member" according to the present invention.

As shown in FIG. 4, the coil spring 33 is a compression spring provided between the support portion 11 and the nut member 32, and is formed of a spirally wound wire rod. The coil spring 33 is mounted on the shaft portion 311 between the main body portion 111 of the support portion 11 and the nut member 32. Therefore, the axial direction of the coil spring 33 and the axial direction of the shaft portion 311 are parallel.

Here, FIG. 6 is a view showing the coil spring 33, FIG. 6A is a side view of the coil spring 33, and FIG. 6B is an axial view of the expansion / contraction portion of the coil spring 33. As shown in FIG. 6A, the coil spring 33 includes a bottom portion 33a, a top portion 33b, and an expansion / contraction portion 331. The bottom portion 33a is a countersunk that forms the lower end of the coil spring 33. The top 33b is a countersunk that forms the upper end of the coil spring 33. The expansion / contraction portion 331 is a portion that connects the bottom portion 33a and the top portion 33b and expands / contracts in the axial direction due to a load.

As shown in FIG. 6A, the coil spring 33 is formed as a so-called taper spring in which the wire rod is wound so as to gradually reduce its diameter from the bottom portion 33a toward the top portion 33b. Here, as shown in FIG. 6B, the telescopic portion 331 that expands and contracts in the coil spring 33 has a spiral wire in the axial direction. That is, the wire rod in the telescopic portion 331 is wound so as to gradually reduce its diameter along the axial direction so that the wire rod does not overlap in the axial direction of the bolt member 31.

The coil spring 33 is provided between the support portion 11 and the nut member 32 so as to be in a state of being shrunk from the natural length and extended from the fully compressed state (the most contracted state) in the released state shown in FIG. Has been done. As a result, the nut member 32 is urged upward by the coil spring 33 in the released state. By urging the nut member 32 upward, the head 312 connected to the nut member 32 via the shaft portion 311 is also urged upward. As a result, the head portion 312 presses the base portion 21 against the main body portion 111 of the support portion 11, and the relative movement of the first holding member 1 and the second holding member 2 is suppressed. Therefore, in the released state, the first posture of the pair of holding members 1 and 2 is maintained by the urging force of the coil spring 33.

The washer 34 is an annular member mounted on the shaft portion 311 between the coil spring 33 and the nut member 32. Therefore, the axial direction of the washer 34 and the axial direction of the shaft portion 311 are parallel. FIG. 7 is a cross-sectional view showing a state of the coil spring 33 and the washer 34. As shown in FIG. 7, the washer 34 is placed on the coil spring 33 in a state where the shaft of the coil spring 33 and the shaft of the washer 34 are aligned (that is, in a aligned state). Here, the washer 34 is a so-called cone washer, and as shown in FIG. 7, is formed in an annular shape that is inclined upward from the outer peripheral edge 34a toward the inner peripheral edge 34b. Therefore, the lateral displacement between the washer 34 and the washer 34 is suppressed, and the state in which the shaft of the coil spring 33 and the shaft of the washer 34 are aligned is maintained.

As shown in FIG. 3 and the like, the nut member 35 is a member that fixes the sandwiching member 4 by engaging with the shaft portion 311 of the bolt member 31. The nut member 35 fastens the mounting portion 41 by engaging with a portion of the shaft portion 311 above the mounting portion 41. As a result, the sandwiching member 4 is fixed in a state where the pressing portion 43 presses the photovoltaic power generation panel P1.

[Attachment for end]
Next, the fixture 20 will be described. FIG. 8 is an X-direction view showing a state in which the photovoltaic power generation panel P1 is attached to the goby portion 101 by the fixture 20. FIG. 9 is a Y-direction view showing a state in which the photovoltaic power generation panel P1 is attached to the goby portion 101 by the fixture 20. FIG. 10 is an exploded perspective view of the fixture 20. As shown in FIGS. 8 to 10, the end attachment 20 is different from the middle attachment 10 in that the attachment member 5 is provided in place of the attachment member 4, and the attachment is generally different from the middle attachment 10 in other points. It is the same as 10. Therefore, the sandwiching member 5 will be mainly described, and the same components as those of the other fixtures 10 will be designated by the same reference numerals, and detailed description thereof will be omitted.

As shown in FIG. 9, the sandwiching member 5 is a member for an end, and in a plurality of photovoltaic power generation panels P1 arranged side by side in the extending direction (X direction) of the goby portion 101, the goby portion 101 Press down the edges located at both ends in the extending direction from above. The sandwiching member 5 includes a mounting portion 51, an upright portion 52, and a pressing portion 53.

The mounting portion 51 is a portion connected to the main body portion 111 of the first sandwiching member 1 via the connecting tool 3, and is formed in a rectangular plate shape that is orthogonal to the Z direction and is long in the Y direction. .. As shown in FIG. 10, a through hole 51a, which is a hole into which the shaft portion 311 of the connector 3 is inserted, penetrates the mounting portion 51 in the Z direction. The upright portion 52 is formed in a plate shape extending upward from one side end of the main body portion 111 in the X direction. As shown in FIG. 9, the upright portion 52 abuts on the side edge of the photovoltaic power generation panel P1 from the X direction, so that the displacement of the photovoltaic power generation panel P1 in the X direction is regulated. As shown in FIG. 9, the pressing portion 53 is a portion that presses the photovoltaic power generation panel P1 from above. The pressing portion 53 is provided at the upper end of the standing portion 52, and is formed in a plate shape orthogonal to the Z direction. The pressing portion 53 presses the edge portion of the photovoltaic power generation panel P1 from above, so that the photovoltaic power generation panel P1 is sandwiched between the pressing portion 53 of the sandwiching member 5 and the mounting portion 113 of the support portion 11. To.

[How to install the panel]
11 to 15 are views for explaining a method of fixing the fixture 10 to the goby portion 101. Reference numeral H1 in the figure indicates a worker's hand. Hereinafter, a method of attaching the photovoltaic power generation panel P1 to the goby portion 101 will be described with reference to the drawings.

First, the fixture 10 is prepared as shown in FIG. As shown in FIG. 11, the fixture 10 according to the embodiment is shipped in a released state in which the nut member 32 and the head 312 are released from each other, and the sandwiching member 5 and the nut member 35 are not yet attached. As described above, in the released state, the nut member 32 is urged upward by the coil spring 33, and the head 312 presses the base portion 21 against the support portion 11, so that the pair of holding members 1 and 2 are second. The posture of 1 is maintained. Further, in the first posture, the engaging portion 24 engages with the protruding portion 14, so that the second holding member 2 is positioned at a predetermined position with respect to the first holding member 1.

Next, as shown in FIG. 12, when the operator pushes the nut member 32 downward against the urging force of the coil spring 33 in a state where the operator grips the first holding member 1, the base portion 21 by the head 312 is pressed. When the pressing is released, the base portion 21 is separated from the support portion 11. As a result, the first contact end portion 12 and the second contact end portion 22 are separated from each other, and the goby portion 101 can be accepted between the first contact end portion 12 and the second contact end portion 22. .. Here, the postures of the pair of holding members 1 and 2, which can accept the goby portion 101 between the first contact end portion 12 and the second contact end portion 22, as shown in FIG. Let it be the "second posture". In the process of the pair of holding members 1 and 2 from the first posture shown in FIG. 11 to the second posture shown in FIG. 12, the engaging portion 24 of the second holding member 2 becomes the protruding portion 14 of the first holding member 1. By sliding, the movement of the second holding member 2 is guided. Since the protruding portion 14 and the engaging portion 24 are inclined toward the F2 side in the second direction as they move downward, the second holding member 2 moves toward the F2 side in the second direction as they move downward. That is, the second holding member 2 moves diagonally. As a result, a distance in the Y direction (width direction of the goby portion 101) is secured between the first contact end portion 12 and the second contact end portion 22.

Next, as shown in FIG. 13, the operator pushes the nut member 32 downward to maintain the second posture, and then the goby portion 101 is subjected to the first contact end portion 12 and the second contact end portion 22. Accept in between.

Next, as shown in FIG. 14, the operator pushes the nut member 32 downward with the goby portion 101 received between the first contact end portion 12 and the second contact end portion 22. When released, the head 312 presses the base portion 21 against the support portion 11 again by the urging force of the nut member 32, and the pair of holding members 1 and 2 move from the second posture to the first posture. As a result, the first contact end portion 12 of the first holding member 1 comes into contact with the first side surface S1 of the goby portion 101, and the second contact end portion 22 of the second holding member 2 comes into contact with the second side surface of the goby portion 101. It comes into contact with S2, and the goby portion 101 is sandwiched between the pair of sandwiching members 1 and 2. Then, since the first posture of the pair of sandwiching members 1 and 2 is maintained by the urging force of the coil spring 33, the state in which the goby portion 101 is sandwiched between the pair of sandwiching members 1 and 2 is also maintained.
In the process in which the pair of holding members 1 and 2 move from the second posture to the first posture, the engaging portion 24 of the second holding member 2 slides the protruding portion 14 of the first holding member 1, so that the second holding member 2 is second. The sandwiching member 2 is guided to a predetermined position. As a result, the engaging portion 24 engages with the protruding portion 14, and the second holding member 2 is positioned at a predetermined position with respect to the first holding member 1.

Next, the operator rotates the nut member 32 around the shaft portion 311 using a tool such as a wrench to shorten the distance between the nut member 32 and the head 312, and as shown in FIG. 15, the nut member The support portion 11 and the base portion 21 are fastened by the 32 and the head 312, and the fixture 10 is brought into the fastened state. When the fixture 10 is in the fastened state, the relative movement between the first holding member 1 and the second holding member 2 is restricted, and the pair of holding members 1 and 2 are fixed to the first posture. As a result, the fixture 10 is fixed to the goby portion 101.

Here, FIG. 16 is a cross-sectional view schematically showing a state of the coil spring 33 and the washer 34 in the fastened state of the fixture 10. As shown in FIG. 16, in the fastened state, the elastic force of the compressed coil spring 33 acts on the nut member 32 via the washer 34, so that the frictional force between the nut member 32 and the washer 34 increases, and the nut The member 32 is difficult to loosen. That is, the combination of the coil spring 33 and the washer 34 functions as a locking agent like a so-called spring washer.

After fixing the fixture 10 to the goby portion 101, the fixture 20 is fixed to the goby portion 101. The mounting tool 20 may be fixed before the mounting tool 10. Since the fitting 20 for the end can be fixed to the goby portion 101 in the same procedure as the fitting 10 for the middle, the description thereof is omitted.

After fixing the fixture 10 and the fixture 20 to the goby portion 101, the photovoltaic power generation panel P1 is fixed to the fixture 10 and the fixture 20 by using the sandwiching members 4 and 5. First, in the attachment 10, as shown in FIGS. 2 and 3, the sandwiching member 4 is attached to the attachment 3 with the photovoltaic power generation panel P1 mounted on the mounting portion 113 of the support portion 11. The photovoltaic power generation panel P1 is pressed from above by the pressing portion 43 of the sandwiching member 4. As a result, the photovoltaic power generation panel P1 is sandwiched between the main body portion 111 of the support portion 11 and the pressing portion 43 of the sandwiching member 4, and the photovoltaic power generation panel P1 is fixed to the fixture 10. Similarly, in the fixture 20, as shown in FIGS. 8 and 9, by sandwiching the photovoltaic power generation panel P1 between the main body portion 111 of the support portion 11 and the pressing portion 53 of the sandwiching member 5, the sun The photovoltaic panel P1 is fixed to the fixture 20. As described above, the photovoltaic power generation panel P1 is attached to the goby portion 101.

[Action / Effect]
As described above, in the present embodiment, in the fastened state in which the support portion 11 and the base portion 21 are fastened by the nut member 32 and the head 312, the pair of holding members 1 and 2 first attach the goby portion 101. It is fixed in the first posture that can be sandwiched by the abutment portion 12 and the second contact end portion 22. Further, in the released state where the fastening is released, the nut member 32 is urged upward by the coil spring 33, so that the head 312 maintains the first posture of the pair of holding members 1 and 2. The base portion 21 is pressed against the support portion 11. Then, when the nut member 32 is pushed downward against the urging force of the coil spring 33, the pressing of the base portion 21 by the head portion 312 is released, so that the pair of holding members 1 and 2 are combined with the goby portion 101. Is a second posture that can be accepted between the first contact end portion 12 and the second contact end portion 22.

According to this, the nut member 32 is pushed downward so that the pair of holding members 1 and 2 are in the second posture, and the goby portion 101 is received between the first contact end portion 12 and the second contact end portion 22. In this state, the pinching member changes from the second posture to the first posture by the urging force of the urging member only by releasing the push downward with respect to the nut member 32, and the goby portion 101 is a pair of holding members 1 and 2. Will be sandwiched between. Then, since the first posture of the pair of sandwiching members 1 and 2 is maintained by the urging force of the coil spring 33, the state in which the goby portion 101 is sandwiched between the pair of sandwiching members 1 and 2 is also maintained. According to this, the operation of changing the pair of holding members 1 and 2 from the second posture to the first posture and the operation of maintaining the first posture are performed by the urging force of the coil spring 33, so that the operator The burden of performing these operations by hand is reduced. As a result, the work of installing the photovoltaic power generation panel P1 on the folded plate roof 100 can be facilitated. Further, since the pair of holding members 1 and 2 are maintained in the first posture by the urging force of the coil spring 33 even in the released state, the mounting tool 10 and the mounting tool 20 do not have to be in the fastened state at the time of shipment or transfer. There is no risk of disassembly or rattling of parts. Further, if the attachment 10 and the attachment 20 are fastened at the time of shipment and transfer, the pair of holding members 1 and 2 are temporarily released in order to take the pair of holding members 1 and 2 in the second posture when they are attached to the goby portion 101. However, the above work can be omitted by setting the mounting tool 10 and the mounting tool 20 in the released state in advance.

Further, in the present embodiment, the bolt member 31 including the shaft portion 311 and the head portion 312 and the nut member 32 engaged with the shaft portion 311 are used for connecting the pair of holding members 1 and 2, and the nut is used. The member 32 is provided on the upper side, the head portion 312 is provided on the lower side, and the support portion 11 and the base portion 21 are configured to be sandwiched from above and below. According to this, in assembling the attachment 10 and the attachment 20, the nut member 32 is attached from above to the shaft portion 311 in a state of penetrating from the pair of holding members 1 and 2, and the tightening operation is performed. .. Therefore, the assembly of the mounting tool 10 and the mounting tool 20 can be facilitated as compared with the case where the nut member 32 is mounted from below. However, the present invention is not limited to the embodiment in which the nut member 32 is provided on the upper side and the head 312 of the bolt member 31 is provided on the lower side. FIG. 17 is a diagram showing a fixture 10A according to a modified example of the embodiment. Like the fixture 10A shown in FIG. 17, the nut member 32 may be provided on the lower side, the head portion 312 may be provided on the upper side, and the support portion 11 and the base portion 21 may be sandwiched from above and below. In the example shown in FIG. 17, the nut member 32 corresponds to the "lower fastening member" according to the present invention, and the head 312 of the bolt member 31 corresponds to the "upper fastening member" according to the present invention.

Further, in the present embodiment, the wire rod of the telescopic portion 331 that expands and contracts in the axial direction of the shaft portion 311 in the coil spring 33 gradually contracts along the axial direction so that the wire rod does not overlap in the axial direction of the shaft portion 311. It is wound so as to have a diameter. According to this, as shown in FIG. 16, even if the expansion / contraction portion 331 is compressed in the fastened state, the wires do not overlap, so that the lateral displacement of the coil spring 33 is suppressed. As a result, the posture of the coil spring 33 is stable in the fastened state, and the nut member 32 can be made difficult to loosen. Further, the wire rod in the telescopic portion 331 is wound so as to reduce its diameter from the lower side to the upper side along the axial direction of the shaft portion 311. This stabilizes the posture of the coil spring 33. The urging member according to the present invention is not limited to the coil spring.

Further, the connector 3 according to the present embodiment further includes a washer 34 mounted on the shaft portion 311 between the coil spring 33 and the nut member 32, and the washer 34 increases from the outer peripheral edge 34a toward the inner peripheral edge 34b. It is formed in an annular shape that is inclined upward. According to this, the effect of preventing loosening like a so-called spring washer can be obtained by the combination of the coil spring 33 and the washer 34. Further, since the washer 34 is formed in a tapered shape, lateral displacement between the coil spring 33 and the washer 34 is suppressed, and the state in which the shaft of the coil spring 33 and the shaft of the washer 34 are aligned can be maintained. As a result, the nut member 32 can be made more difficult to loosen. The washer 34 is not an essential configuration of the present invention.

Further, in the present embodiment, the protruding portion 14 protruding downward from the support portion 11 is provided on the first holding member 1, and the engaging portion 24 that engages with the protruding portion 14 in the first posture is the second holding member 2. In the first posture, the engaging portion 24 engages with the protruding portion 14, so that the second sandwiching member 2 is positioned at a predetermined position with respect to the first sandwiching member 1, and the second posture. In the process from the first to the first posture, the engaging portion 24 slides the protruding portion 14 to guide the second holding member to the predetermined position. According to this, since the second holding member is guided to a predetermined position in the process from the second posture to the first posture, the transition to the first posture can be smoothly performed. The protruding portion 14 and the engaging portion 24 are not essential configurations of the present invention.

Further, the fixtures 10 and 20 according to the present embodiment are attached to the shaft portion 311 and hold the solar power generation panel P1 supported by the support portion 11 from above so that the solar power generation panel is placed between the fixtures 10 and 20 and the support portion 11. Further, the sandwiching members 4 and 5 for sandwiching P1 are provided. That is, in the present embodiment, the photovoltaic power generation panel P1 can be sandwiched by using the shaft portion 311. The sandwiching member 4 and the sandwiching member 5 are not essential configurations of the present invention. For example, the photovoltaic power generation panel P1 may be fastened to the main body 111 of the support portion 11 by using a bolt member and a nut member.

<Others>
In the above embodiment, an example of mounting the photovoltaic power generation panel on the folded plate roof is shown, but the panel to be mounted is not limited to the photovoltaic power generation panel, but at least a part supported by the fixture such as a power conditioner or a solar water heater. If is a panel-shaped device, it may be another device. For example, it may be a signboard, a display device, a panel for fixing an outdoor unit of an air conditioner, or the like.

1: 1st pinching member 2: 2nd pinching member 3: Connecting member 4, 5: Pinching member 10: Mounting tool 100: Folded plate roof P1: Solar power generation panel

Claims (7)

It is a fixture that attaches the panel to the goby part of the folded plate roof.
A pair of holding members for holding the goby portion and a connecting tool for connecting the pair of holding members are provided.
The first holding member, which is one of the pair of holding members, has a support portion that supports the panel above the goby portion and a first contact end that abuts on one of both side surfaces of the goby portion. It has a portion, a first connecting portion that connects the support portion and the first contact end portion, and has a portion.
The second holding member, which is the other of the pair of holding members, includes a base portion on which the support portion is placed, a second contact end portion of both side surfaces of the goby portion that abuts on the other, and the base. It has a second connection portion that connects the portion and the second contact end portion, and has.
The connector includes a shaft portion that penetrates the support portion and the base portion vertically, and an upper fastening portion and a lower fastening portion provided on the shaft portion so as to sandwich the support portion and the base portion from above and below. A portion and an urging member provided between the support portion and the upper fastening portion to urge the upper fastening portion upward.
The upper fastening portion and the lower fastening portion can change the distance between the upper fastening portion and the lower fastening portion in the axial direction by rotating relatively around the shaft portion.
In a fastened state in which the support portion and the base portion are fastened by the upper fastening portion and the lower fastening portion, the pair of holding members have the goby portion as the first contact end portion and the first contact portion. It is fixed in the first posture that can be pinched by the two contact ends.
In the released state in which the fastening is released by separating the upper fastening portion from the lower fastening portion than in the fastening state, the upper fastening portion is urged upward by the urging member. By doing so, the lower fastening portion presses the base portion against the support portion so that the first posture of the pair of holding members is maintained, and resists the urging force of the urging member. When the upper fastening portion is pushed downward, the pressing of the base portion by the lower fastening portion is released, so that the pair of holding members attach the goby portion to the first contact end portion. The second posture is acceptable between the second contact end and the second contact end.
Panel fixture. The lower fastening portion is the head of a bolt member including the shaft portion having a thread groove formed on an outer peripheral surface and a head formed at one end of the shaft portion having a diameter larger than that of the shaft portion. It is a department
The upper fastening portion is a nut member having a threaded groove formed on the inner peripheral surface and engaged with the shaft portion.
The panel fixture according to claim 1. The urging member is a coil spring formed of a spirally wound wire rod and mounted on the shaft portion between the support portion and the upper fastening portion.
The coil spring includes a telescopic portion that expands and contracts in the axial direction of the shaft portion.
The wire rod in the telescopic portion is wound so as to gradually reduce its diameter along the axial direction so that the wire rod does not overlap in the axial direction of the shaft portion.
The panel fixture according to claim 1 or 2. The wire rod in the telescopic portion is wound so as to reduce its diameter from the lower side to the upper side along the axial direction of the shaft portion.
The panel fixture according to claim 3. The connector further includes a washer mounted on the shaft portion between the coil spring and the upper fastening portion.
The washer is formed in an annular shape that is inclined upward from the outer peripheral edge to the inner peripheral edge.
The panel fixture according to claim 4. The first holding member has a protruding portion protruding downward from the supporting portion.
The second holding member has an engaging portion that engages with the protruding portion in the first posture.
In the first posture, when the engaging portion engages with the protruding portion, the second holding member is positioned at a predetermined position with respect to the first holding member.
In the process from the second posture to the first posture, the engaging portion slides the protruding portion to guide the second holding member to the predetermined position.
The panel fixture according to any one of claims 1 to 5. A sandwiching member attached to the shaft portion and supported by the support portion by pressing the panel from above to sandwich the panel between the support portion and the support portion is further provided.
The panel fixture according to any one of claims 1 to 6.

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