Roof body

The roof structure design addresses operator variability in water-stopping by using an inner and outer cover system, ensuring consistent sealing without wet materials, and enhancing operational efficiency.

JP7679214B2Active Publication Date: 2025-05-19LIXIL CORP
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Patent Information

Application Number
JP2021059504
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2021-03-31
Publication Date
2025-05-19
Estimated Expiration
2041-03-31

AI Technical Summary

Technical Problem

Existing water-stopping structures for roof bodies, which rely on wet sealing materials, are prone to variations due to operator skill, leading to inconsistent sealing performance.

Method used

A roof structure design featuring a front frame with an inner cover having water-stopping properties and an outer cover that covers the inner cover, eliminating the need for wet sealing materials and reducing operator variability.

Benefits of technology

The design ensures consistent water-stopping performance while reducing the need for manual sealing and screw fixation, thereby improving operational efficiency and reducing deterioration of water-stopping components.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

To provide a roof body in which variation in work of a worker hardly occurs when a water cut-off structure is provided at an end of a front side material.SOLUTION: A roof body 2 is provided with a front side member 4 extending in a predetermined direction, a rear side member 3 extending in parallel with the front side member 4, a plurality of rafters 5 extending over the front side member 4 and the rear side member 3 and arranged side by side in the longitudinal direction of the front side member 4 and the rear side member 3, and a panel member 6 attached between the adjacent rafters 5. The front side member 4 has a front side member body 41, an inner cover 44 that is attached to the longitudinal end of the front side member body 41 and has water-sealing properties, and an outer cover 45 that is placed on the outside the inner cover 44 and attached to the longitudinal end of the front side member body 41 so as to cover the inner cover 44.SELECTED DRAWING: Figure 3
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Description

Technical Field

[0001] The present disclosure relates to a roof body.

Background Art

[0002] Conventionally, as a water-stopping structure for the longitudinal end of the front frame of a roof body, a water-stopping structure is known in which after attaching a cap to the longitudinal end of the front frame, the front frame and the cap are sealed with a wet sealing material (see, for example, Patent Document 1).

Prior Art Documents

Patent Documents

[0003]

Patent Document 1

Summary of the Invention

Problems to be Solved by the Invention

[0004] However, in a water-stopping structure in which after attaching a cap to the end of the front frame (front side member) of a roof body, sealing is performed with a wet sealing material, since the sealing work is performed by an operator, work variations due to the skill of the operator are likely to occur. Therefore, a structure in which work variations of the operator are less likely to occur is required.

[0005] An object of the present disclosure is to provide a roof body in which work variations of an operator are less likely to occur in a roof body provided with a water-stopping structure at the end of a front side member.

Means for Solving the Problems

[0006] The present disclosure relates to a roof structure including a front member extending in a predetermined direction, a rear member extending parallel to the front member, a plurality of purlins extending across the front member and the rear member and arranged side by side in the longitudinal direction of the front member and the rear member, and a panel member attached between adjacent purlins, wherein the front member has a front member main body, an inner cover attached to an end portion in the longitudinal direction of the front member main body and having a water-stopping property, and an outer cover disposed outside the inner cover and attached to the end portion in the longitudinal direction of the front member main body so as to cover the inner cover.

Brief Description of the Drawings

[0007]

Figure 1

Figure 2

Figure 3

Figure 4

Figure 5

Figure 6

Figure 7

Figure 8

Figure 9

Figure 10

Figure 11

Figure 12

Mode for Carrying Out the Invention

[0008] Hereinafter, a roof structure including the roof body 2 of the present disclosure will be described with reference to the drawings. In the present embodiment, an example in which the roof structure is applied to the terrace 1 will be described. Note that, for example, the roof structure may be applied to structures other than the terrace, such as structures such as a carport, a bicycle parking lot, a shelter, a rest area, and a bus stop.

[0009] In the description of the present embodiment, in the terrace 1, the side of the wall portion 10a of the building 10 is referred to as the rear side, and the side of the column 11 opposite to the wall portion 10a of the building 10 is referred to as the front side. The direction in which the purlin hanger 3 and the front frame 4 extend is referred to as the left - right direction.

[0010] As shown in FIG. 1, the terrace 1 of the first embodiment includes a roof body 2 and two columns 11. The rear side of the roof body 2 is connected to the wall portion 10a of the building 10, and the front - end portion of the roof body 2 is supported by the two columns 11. The roof body 2 includes a purlin hanger 3 (rear - side member) fixed to the wall portion 10a of the building 10, a front frame 4 (front - side member) spaced apart from the purlin hanger 3 on the side opposite to the wall portion 10a of the building 10, a plurality of purlins 5 extending between the purlin hanger 3 and the front frame 4 and arranged side - by - side in the left - right direction, a plurality of panel members 6 attached between adjacent purlins 5 and arranged side - by - side in the left - right direction, and a vertical gutter 7. The front frame 4 extends in the left - right direction. The purlin hanger 3 extends in the left - right direction parallel to the front frame 4. The roof body 2 is inclined so as to descend from the purlin - hanger 3 side toward the front - frame 4 side.

[0011] As shown in FIG. 1, the plurality of vertical posts 5 includes a pair of end vertical posts 51 disposed at both left and right ends in the left-right direction, and a plurality of intermediate vertical posts 55 disposed between the end vertical posts 51. The end vertical post 51 includes an end vertical post body 52 and an end vertical post cover member 54. The intermediate vertical post 55 includes an intermediate vertical post body 551 and an intermediate vertical post cover member 552.

[0012] At both left and right ends of the front frame 4 in the left-right direction, the front ends in the front-rear direction of the end vertical posts 51 are attached. As shown in FIGS. 2 and 3, an inner cover 44 and an outer cover 45 are respectively attached to both left and right ends of the front frame 4 in the left-right direction.

[0013] The front frame 4 includes a front frame body 41 (front side member body) extending in the left-right direction, a pair of inner covers 44 having water-stopping properties and attached to both left and right ends of the front frame body 41 in the left-right direction, and a pair of outer covers 45 disposed outside the inner covers 44 and attached to both left and right ends of the front frame body 41 so as to cover the inner covers 44.

[0014] As shown in FIG. 3, the front frame body 41 includes a hollow portion 42 formed on the rear side, and a horizontal gutter 43 formed on the front side and open upward.

[0015] The horizontal gutter 43 extends in the left-right direction. As shown in FIG. 1, a vertical gutter 7 is connected to the drainage opening 43a of the horizontal gutter 43. The vertical gutter 7 includes a horizontal portion 71 extending from the drainage opening 43a through the lower side of the horizontal gutter 43 to one of the columns 11, and a vertical portion 72 connected to the end of the horizontal portion 71 on the side opposite to the drainage opening 43a.

[0016] As shown in FIGS. 3 to 5, the inner covers 44 are respectively attached to the left and right ends of the front frame body 41 in the left-right direction. The inner cover 44 is formed in a shape extending in the front-rear direction and the up-down direction along the end faces of the left and right ends of the front frame body 41. As shown in FIG. 3, the inner cover 44 has a hollow-side convex portion 441 and a horizontal-gutter-side convex portion 442. The hollow-side convex portion 441 and the horizontal-gutter-side convex portion 442 are arranged side by side in the front-rear direction of the inner cover 44.

[0017] The hollow side convex portion 441 is formed on the rear side of the inner cover 44 and is formed in a box shape that protrudes convexly toward the hollow portion 42 of the front frame body 41. The horizontal gutter side convex portion 442 is formed on the front side of the inner cover 44 and is formed in a box shape that protrudes convexly toward the horizontal gutter 43 of the front frame body 41.

[0018] The inner cover 44 is attached to the left and right ends of the front frame body 41, so it has a water-stopping performance. The hollow side convex portion 441 is inserted inside the left and right ends of the hollow portion 42 of the front frame body 41, and the horizontal gutter side convex portion 442 is inserted into the left and right ends of the horizontal gutter 43 of the front frame body 41.

[0019] The inner cover 44 is formed of a soft resin material such as rubber. Thus, when the inner cover 44 is attached to the left and right ends of the hollow portion 42 and the horizontal gutter 43 of the front frame body 41, the inner cover 44 is pressed against and adhered to the inner surface of the left and right ends of the front frame body 41 by the restoring force of elastic deformation, and water is stopped at the left and right ends of the front frame 4.

[0020] As shown in FIG. 4, the inner cover 44 has two lower engaging protrusions 443 and an upper engaging protrusion 444. The two lower engaging protrusions 443 are provided on the lower surface of the hollow side convex portion 441. The upper engaging protrusion 444 is provided on the side surface of the horizontal gutter side convex portion 442 facing the hollow side convex portion 441.

[0021] When attaching the inner cover 44 to the left and right ends of the front frame body 41, as shown in FIG. 4, the two lower engaging protrusions 443 are engaged with two lower engaging holes 421a formed in the lower surface plate 421 of the hollow portion 42 of the front frame body 41 at the left and right ends of the front frame body 41, and the upper engaging protrusion 444 is engaged with an upper engaging hole 422a formed in the front side plate 422 of the hollow portion 42 at the left and right ends of the front frame body 41. Thereby, the inner cover 44 is engaged and attached to the left and right ends of the front frame body 41.

[0022] As shown in FIGS. 2 and 3, the outer cover 45 is engaged and attached to the left and right ends of the front frame 4 in a state of covering the inner cover 44 attached to the left and right ends of the front frame body 41 so as not to be visible from the outside. The outer cover 45 includes an end closing side plate 451 extending in the front-rear direction and the up-down direction, a rising wall 452 rising from the periphery of the end closing side plate 451 toward the front frame body 41 side, and an extending plate 453 extending from the end closing side plate 451 upward and rearward.

[0023] As shown in FIG. 5, the outer cover 45 has a front inner surface engaging protrusion 454 and a rear inner surface engaging protrusion 455. The front inner surface engaging protrusion 454 is provided on the inner surface of the front portion of the rising wall 452. The rear inner surface engaging protrusion 455 is provided on the inner surface of the rear portion of the rising wall 452.

[0024] When attaching the outer cover 45 to the left and right ends of the front frame body 41, with the inner cover 44 attached to the left and right ends of the front frame body 41 covered, the front inner surface engaging protrusion 454 is engaged with a front frame front engaging hole 431a formed in the front side plate 431 of the horizontal gutter 43 of the front frame body 41, and the rear inner surface engaging protrusion 455 is engaged with a rear engaging hole 423a formed in the rear side plate 423 (see FIG. 4) of the hollow portion 42 of the front frame body 41. Thereby, the outer cover 45 is engaged and attached to the left and right ends of the front frame body 41 in a state of covering the inner cover 44.

[0025] The extending plate 453 covers the protruding plate 424 protruding rearward from the rear side plate 423 of the hollow portion 42 of the front frame body 41 so as not to be visible from the outside, and also covers the connection portion between the front frame 4 and the end vertical member 51 so as not to be visible from the outside.

[0026] As shown in FIGS. 2 and 3, the end portion of the end vertical member 51 in the longitudinal direction on the front frame 4 side is attached to the left and right end portions of the front frame 4. The end vertical member 51 includes an end vertical member main body 52, a vertical member lip 53 (guide member) (see FIG. 3), and an end vertical member cover member 54 (see FIG. 2). The end vertical member main body 52 extends in the front-rear direction. The end vertical member main body 52 has a hollow portion 521 having a hollow part and a lower extension portion 525 extending inward in the left-right direction from the lower end portion of the hollow portion 521.

[0027] A notch recess 522a that is recessed from the front side to the rear side is formed at the front end portion in the longitudinal direction of the inner side plate 522 formed on the inner side in the left-right direction of the hollow portion 521. When the end vertical member 51 is connected to the left and right end portions of the front frame 4, a protruding plate 424 that protrudes rearward from the rear side plate 423 of the hollow portion 42 of the front frame main body 41 is disposed in the notch recess 522a.

[0028] The vertical member lip 53 is attached to an outer side plate portion 523 formed on the outer side in the left-right direction of the end vertical member main body 52 at the end portion of the hollow portion 521 of the end vertical member main body 52 on the front frame 4 side in the longitudinal direction. The vertical member lip 53 is formed in a shape in which the front frame 4 side is closed and the end vertical member main body 52 side is open by two lip plate members 532 and 533 so as to sandwich the plate thickness portion of the outer side plate portion 523 at the end portion of the hollow portion 521 in the longitudinal direction on the front frame 4 side.

[0029] Among the two lip plate members 532 and 533, the lip outer side plate member 532 is disposed on the outer side in the left-right direction of the outer side plate portion 523 of the hollow portion 521 of the end vertical member main body 52, and the lip inner side plate member 533 is disposed on the inner side in the left-right direction of the outer side plate portion 523 of the hollow portion 521 of the end vertical member main body 52. The vertical member lip 53 has the end vertical member main body 52 side slightly wider and open. The vertical member lip 53 is attached in a state where the open portion sandwiches the plate thickness portion of the outer side plate portion 523 formed at the longitudinal end portion of the end vertical member main body 52.

[0030] By attaching the purlin lip 53 to the outer plate portion 523 at the longitudinal end of the end purlin body 52, as shown in FIG. 6, the purlin lip 53 guides the water flowing along the outer side surface of the outer plate portion 523 of the end purlin body 52 downward along the vertical side 532a at the open-side end of the lip outer plate member 532 of the purlin lip 53 and can drop it downward. Thereby, the purlin lip 53 can prevent the water flowing along the outer surface of the outer plate portion 523 of the end purlin body 52 from entering the inner side in the left-right direction of the roof body 2 than the end purlin 51.

[0031] As shown in FIG. 6, the end purlin 51 is attached to the rear side of the left-right end of the front frame 4 with the purlin lip 53 attached to the end on the front frame 4 side in the longitudinal direction of the end purlin body 52. When the end purlin 51 is attached to the rear side of the left-right end of the front frame 4, a protruding plate 424 protruding rearward from the rear side plate 423 of the hollow portion 42 of the front frame body 41 is disposed in a notch recess 522a (see FIG. 3) formed in the inner plate 522 of the hollow portion 521 of the end purlin 51.

[0032] According to the first embodiment, the following effects are achieved. The roof body 2 of the present embodiment includes a front frame 4 extending in a predetermined direction, a purlin hanger 3 extending parallel to the front frame 4, a plurality of purlins 5 extending across the front frame 4 and the rear side member 3 and arranged side by side in the longitudinal direction of the front frame 4 and the purlin hanger 3, and a panel material 6 attached between adjacent purlins 5. The front frame 4 has a front frame body 41, an inner cover 44 attached to the longitudinal end of the front frame body 41 and having water-stopping properties, and an outer cover 45 disposed outside the inner cover 44 and attached to the longitudinal end of the front frame body 41 so as to cover the inner cover 44.

[0033] Therefore, an inner cover 44 having water-stopping properties is attached to the longitudinal end of the front frame 4, and an outer cover 45 is attached so as to cover the inner cover 44. Thus, it is not necessary to perform sealing with a wet sealing material, and it is less likely that variations in the work of the operator will occur. Further, since it is not necessary to fix with screws, the work of fixing with screws is not required. Also, in a roof structure such as the terrace 1 exposed to sunlight, wind, and rain, since the outer cover 45 is attached so as to cover the inner cover 44, deterioration of the inner cover 44 having water-stopping properties can be reduced. Therefore, it is possible to improve the work efficiency of the operator while ensuring water-stopping properties in a roof structure such as the terrace 1 exposed to sunlight, wind, and rain.

[0034] In the present embodiment, the outer cover 45 is engaged and attached to the longitudinal end of the front frame body 41 in a state of covering the inner cover 44. Thereby, it is easy to attach the outer cover 45 to the longitudinal end of the front frame body 41, and the outer cover 45 is unlikely to come off from the longitudinal end of the front frame body 41.

[0035] In the present embodiment, the inner cover 44 is engaged and attached to the longitudinal end of the front frame body 41. Thereby, it is easy to attach the inner cover 44 to the longitudinal end of the front frame body 41, and the inner cover 44 is unlikely to come off from the longitudinal end of the front frame body 41.

[0036] In the present embodiment, the longitudinal end of the end purlin 51 is attached to the longitudinal end of the front frame 4. The end purlin 51 includes an end purlin main body 52 and a drip lip 53 that is attached to the outer plate portion 523 so as to sandwich the plate thickness portion of the outer plate portion 523 formed outside the end purlin main body 52 at the longitudinal end of the end purlin main body 52, and guides water flowing along the outer side surface of the outer plate portion 523 downward. Thereby, at the connection portion between the front frame 4 and the end purlin 51, it is possible to suppress the water flowing along the outer side surface of the outer plate portion 523 of the end purlin 51 from moving inward in the left-right direction of the roof body 2. Therefore, the water-stopping performance can be further improved at the connection portion between the front frame 4 and the end purlin 51.

[0037] Next, the second embodiment will be described. In the second embodiment, the configurations of the front frame 4A and the end vertical member 51A are different from those of the first embodiment. For the configurations similar to those of the first embodiment in the second embodiment, the same reference numerals will be given and the description thereof will be omitted.

[0038] The front frame 4A of the second embodiment has a different shape from the front frame 4 of the first embodiment. Also, the second embodiment is different from the first embodiment in that, instead of the vertical member lip 53 being provided at the longitudinal end of the vertical member body 52 of the first embodiment, a vertical member cap 56 is provided at the longitudinal end of the vertical member body 52A.

[0039] As shown in FIGS. 7 and 8, at both left and right ends in the lateral direction of the front frame 4A of the second embodiment, the front ends in the front-rear direction of the end vertical members 51A are attached in the same manner as in the first embodiment. At both left and right ends in the lateral direction of the front frame 4A, inner covers 46 and outer covers 47 are attached respectively as shown in FIGS. 9 and 10.

[0040] As shown in FIGS. 9 and 10, the front frame 4A has a front frame body 41A (front side member body) extending in the lateral direction, a pair of inner covers 46 attached to both left and right ends in the lateral direction of the front frame body 41A, and a pair of outer covers 47 disposed outside the pair of inner covers 46 and attached to both left and right ends in the lateral direction of the front frame body 41A so as to cover the inner covers 46. The front frame body 41A has a horizontal gutter 43A that opens upward. The horizontal gutter 43A extends in the lateral direction.

[0041] As shown in FIGS. 9 to 11, the inner covers 46 are respectively attached to the left and right ends in the lateral direction of the front frame body 41A. The inner cover 46 is formed in a shape extending in the front-rear direction and the vertical direction along the end face of the left and right ends in the lateral direction of the front frame body 41A. The inner cover 46 has a horizontal gutter side convex portion 461 as shown in FIGS. 9 and 10. The horizontal gutter side convex portion 461 is formed in a box shape protruding convexly toward the horizontal gutter 43A of the front frame body 41A.

[0042] The inner cover 46 has a water-stopping performance and can be attached to the left and right ends of the front frame body 41A in a state where the horizontal gutter side convex portion 461 is inserted into the left and right ends of the horizontal gutter 43A of the front frame body 41A.

[0043] The inner cover 46 is formed of a soft resin material such as rubber. Thus, when the inner cover 46 is attached to the left and right ends of the horizontal gutter 43A of the front frame body 41A, the inner cover 46 is pressed against and adhered to the inner surface of the left and right ends of the front frame body 41A by the restoring force of elastic deformation, and water is stopped at the left and right ends of the front frame 4A.

[0044] As shown in FIG. 11, the outer cover 47 is attached to the left and right ends of the front frame 4A in a state of covering the inner cover 46 attached to the left and right ends of the front frame body 41A so as not to be visible from the outside. As shown in FIG. 12, the outer cover 47 includes an end closing side plate 471, an inner wall 472 rising from the surface of the end closing side plate 471 on the side of the front frame body 41A toward the front frame body 41A, an outer wall 473 rising from the surface of the end closing side plate 471 on the side of the front frame body 41A outside the inner wall 472, and an outer wall frame portion 474 rising from the surface of the front frame body 41A on the upper side of the rear side in the front-rear direction toward the front frame body 41A.

[0045] The rear extending portion 471a of the end closing side plate 471 covers the protruding portion 433 protruding rearward from the rear side plate 432 of the horizontal gutter 43A of the front frame body 41A so as not to be visible from the outside, and also covers the connection portion between the front frame 4A and the end vertical member 51A so as not to be visible from the outside.

[0046] As shown in FIG. 12, the outer cover 47 has an inner wall first engaging protrusion 475, an inner wall second engaging protrusion 476, an outer wall first engaging protrusion 477, and an outer wall second engaging protrusion 478.

[0047] The first engaging protrusion 475 on the inner wall is provided on the outer surface of the rear side of the inner wall 472 near the vertical center. The second engaging protrusion 476 on the inner wall is provided on the upper outer surface of the inner wall 472 near the center in the front-rear direction. The first engaging protrusion 477 on the outer wall is provided on the inner surface of the front side of the outer wall 473. The second engaging protrusion 478 on the outer wall is provided on the inner surface of the outer wall frame portion 474.

[0048] When attaching the outer cover 47 to the left and right ends of the front frame body 41A, with the inner cover 44 attached to the left and right ends of the front frame body 41A covered, engage the first engaging protrusion 475 on the inner wall with the first front engaging hole 462a formed in the lower front side plate 462 of the inner cover 46, engage the second engaging protrusion 476 on the inner wall with the second front engaging hole 463a in the upper front side plate 463 of the inner cover 46, engage the first engaging protrusion 477 on the outer wall with the front frame front engaging hole 431a formed in the front side plate 431 of the horizontal gutter 43A of the front frame body 41A, and engage the second engaging protrusion 478 on the outer wall with the front frame rear middle engaging hole 434a formed in the middle plate 434 on the rear side of the horizontal gutter 43A of the front frame body 41A. Thereby, the outer cover 47 is engaged and attached to both the left and right ends of the front frame body 41A and the inner cover 46 in a state of covering the inner cover 46. The lower part on the rear side of the outer wall 473 of the outer cover 47 attached to the left and right ends of the front frame body 41A is screwed and fixed to the screw hole 435a of the lower end plate 435 on the rear side of the horizontal gutter 43A of the front frame body 41A by the screw 479.

[0049] As shown in FIGS. 9 and 10, the longitudinal end on the front frame 4A side of the end rafter 51A is attached to the left and right ends of the front frame 4A. The end rafter 51A has an end rafter body 52, a rafter cap 56, and an end rafter cover member 54 (see FIG. 7). The end rafter body 52 extends in the front-rear direction. The end rafter body 52 has a hollow portion 521 having a hollow part and a lower extending portion 525 extending inward in the left-right direction from the lower end portion of the hollow portion 521.

[0050] At the front end in the longitudinal direction of the inner plate 522 formed inside the hollow portion 521 in the left - right direction, a notch recess 522a that is recessed from the front side to the rear side is formed. In the notch recess 522a, when the end purlin 51A is connected to the left - right ends of the front frame 4A, a protruding portion 433 that protrudes rearward from the upper end of the rear side plate 432 of the horizontal gutter 43A of the front frame body 41A is arranged.

[0051] The purlin cap 56 has a plate - shaped closing plate 561 that extends in the vertical and left - right directions on the side of the end purlin body 52, and a C - shaped side wall 562 that rises from the periphery of the closing plate 561 toward the front frame body 41A side. The C - shaped side wall 562 is formed in a C - shape with the inside in the left - right direction open.

[0052] The purlin cap 56 is attached to the edge of the end in the longitudinal direction of the end purlin body 52 by being inserted into the end in the longitudinal direction of the end purlin body 52. The purlin cap 56 is formed of a soft resin material such as rubber, for example. Thus, when the purlin cap 56 is attached to the end on the front frame 4A side in the longitudinal direction of the end purlin body 52, the purlin cap 56 is pressed against and adhered to the inner surface of the end in the longitudinal direction of the end purlin body 52 by the restoring force of elastic deformation, and water is stopped at the end in the longitudinal direction of the end purlin 51A.

[0053] According to the second embodiment, the following effects are achieved. Similar to the first embodiment, the roof body 2 of the present embodiment attaches an inner cover 46 having water - stopping properties to the longitudinal ends of the front frame 4A, and attaches an outer cover 47 so as to cover the inner cover 46. Therefore, it is not necessary to perform sealing with a wet sealing material, and it is difficult for variations in the work of the operator to occur. Also, in a roof structure such as the terrace 1 exposed to solar radiation and wind and rain, since the outer cover 47 is attached so as to cover the inner cover 46, deterioration of the inner cover 46 having water - stopping properties can be reduced. Thus, the work efficiency of the operator can be improved while ensuring water - stopping properties in a roof structure such as the terrace 1 exposed to solar radiation and wind and rain.

[0054] In the present embodiment, the outer cover 47 is attached in a state of covering the inner cover 46 by engaging with both the left and right ends of the front frame main body 41A in the lateral direction and the inner cover 46. Thereby, it becomes easy to attach the outer cover 45 to the longitudinal ends of the front frame main body 41 and the inner cover 46, and the outer cover 45 is difficult to come off from the longitudinal ends of the front frame main body 41 and the inner cover 46.

[0055] In the present embodiment, the longitudinal ends of the end purlin 51A are attached to the longitudinal ends of the front frame 4A, and the end purlin 51A includes an end purlin main body 52 and a purlin cap 56 attached to the edge of the longitudinal end of the end purlin main body 52. Thereby, at the longitudinal end of the end purlin 51A on the front frame 4A side in the connection portion between the front frame 4A and the end purlin 51A, water flowing inside the end purlin 51A can be blocked. Therefore, the water-stopping performance can be further improved at the connection portion between the front frame 4A and the end purlin 51A.

[0056] As described above, a preferred embodiment of the present disclosure has been described. However, the present disclosure is not limited to the above-described embodiment and can be appropriately modified.

[0057] In the first embodiment, the inner cover 44 and the outer cover 45 are configured as separate parts. However, the present disclosure is not limited to this, and for example, they can also be integrally formed by two-color molding.

[0058] In the first embodiment, the inner cover 44 is engaged and attached to the longitudinal end of the front frame body 41 (front side member body), and the outer cover 45 is engaged and attached to the longitudinal end of the front frame body 41 (front side member body) in a state of covering the inner cover 44. In the second embodiment, the outer cover 47 is engaged and attached to both the longitudinal end of the front frame body 41A (front side member body) and the inner cover 46 in a state of covering the inner cover 46. However, the present invention is not limited to this, and the inner cover may be engaged and attached to the longitudinal end of the front side member body, and the outer cover may be engaged and attached to both the longitudinal end of the front side member body and the inner cover in a state of covering the inner cover.

Explanation of Signs

[0059] 2 Roof body, 3 Rafter suspension (rear side member), 4, 4A Front frame (front side member), 5 Rafter, 6 Panel material, 41, 41A Front frame body (front side member body), 44, 46 Inner cover, 45, 47 Outer cover, 51, 51A End rafter, 52 End rafter body, 53 Rafter lip (guide member), 55 Intermediate rafter, 56 Rafter cap, 523 Outer plate part

Claims

1. A front side material extending in a predetermined direction; a rear side member extending parallel to the front side member; A plurality of rafters extending across the front member and the rear member and arranged side by side in the longitudinal direction of the front member and the rear member; A roof body comprising a panel material attached between adjacent rafters, The front side material has a front side material main body, an inner cover which is attached to an end portion of the front side material main body in a longitudinal direction and has a water-stopping property, and an outer cover which is disposed outside the inner cover and attached to the end portion of the front side material main body in a longitudinal direction so as to cover the inner cover, The front side material body has a hollow portion passing through in the longitudinal direction, the inner cover includes a protrusion that protrudes toward the front side material main body and is inserted into an end portion of the hollow portion of the front side material main body in a longitudinal direction, the protrusion having a peripheral wall portion that is disposed along an inner peripheral surface of the hollow portion of the front side material main body, the inner cover is attached by engaging with the longitudinal end of the front side material main body by engaging a side surface of the peripheral wall portion of the protrusion with an inner circumferential surface of the longitudinal end of the hollow portion of the front side material main body with the protrusion inserted into the longitudinal end of the hollow portion of the front side material main body, The plurality of rafters includes a pair of end rafters and a plurality of intermediate rafters; The longitudinal ends of the end rafters are attached to the longitudinal ends of the front members; The roof body includes an end rafter body and a guide member attached to the outer plate portion while sandwiching a plate thickness portion of the outer plate portion formed on the outside of the end rafter body at the longitudinal end of the end rafter body, and guides water running down the outer side of the outer plate portion downward.

2. The roof body according to claim 1 , wherein the outer cover is attached by engaging with an end portion in a longitudinal direction of the front side material main body in a state where the outer cover covers the inner cover.

3. The roof body according to claim 2 , wherein the outer cover is attached by engaging with both the longitudinal end of the front side material body and the inner cover.

4. The plurality of rafters includes a pair of end rafters and a plurality of intermediate rafters; The longitudinal ends of the end rafters are attached to the longitudinal ends of the front members; The roof structure according to any one of claims 1 to 3, wherein the end rafter comprises an end rafter body and a rafter cap attached to a small end of the longitudinal end of the end rafter body.

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