JP5555730B2 - Waterproof structure between roofs - Google Patents

Description

  The present invention relates to a waterproof structure between roofs used for waterproofing between the ends of both roofs when two roofs having different slopes are connected.

  Conventionally, when two roofs having different slopes are connected to each other, a waterproof structure is used for waterproofing between the two roofs. As this waterproof structure, there exists a waterproof structure currently disclosed by patent document 1, for example.

  The waterproof structure disclosed in Patent Document 1 is constructed such that a seal member is placed on adjacent ends of two roofs having different slopes. The seal member closes the end portion (between the roofs).

Japanese Utility Model Publication No. 62-169119

  However, in the waterproof structure, the sealing member is bent before construction. In this bending process, the left and right end portions of the flat plate-like member are bent. At this time, the left and right end portions must be bent stepwise so that they can be put on the end portions of both roofs having different heights. Therefore, high bending accuracy is required, and it takes time to process the seal member.

  This invention is made | formed in view of such a conventional subject, and it aims at providing the waterproof structure between the roofs which can be constructed without taking time and effort to process the sealing member.

  As a result of intensive studies, the present inventors have adopted the following waterproof structure between the roofs in order to solve the above problems.

The present invention relates to a waterproof structure between roofs that waterproofs two roofs having different slopes connected to each other, and sets the heights of adjacent ends of both roofs to the same height, It is characterized in that a sealing member for closing between the end portions is connected to.

Here, a flat roof material is disposed on the upper side of the roof base plate of both roofs, and adjacent end portions of both roof materials are bent upward and inward in an L-shape, and are parallel to the vertical portion. Both vertical parts are bent diagonally and the height of both vertical parts is set so as to increase from the water upper side to the water lower side, and both horizontal parts have the same height. It is preferable to set the height of the adjacent edge part of both roofs to the same height by setting.

Moreover, what is arrange | positioned between the edge parts which both roof materials adjoin and the thing which covers the edge part which both roof materials adjoin is preferable for a sealing member. Moreover, it is preferable that the sealing member is formed in a flat plate shape and a substantially L shape. Moreover, when a roofing is arrange | positioned under both roof materials, it is preferable that the to-be-clamped part pinched by one of both roof materials and roofing is formed in the one side of a sealing member. Moreover, it is preferable that a sealing member has the seal part which plugs between the edge parts which both roof materials adjoin, and the said seal part is formed in the concave shape .

  In addition, when eave ridges are arranged on the underwater side of both roofs, the uppermost side of both roofs is made of flat roofing material, and the end of the underwater side of both roofing materials corresponds It is preferable to provide a drainage part that is formed so as to be located above the eaves wall and to send rainwater to the corresponding eaves wall at both water-side ends.

In the waterproof structure between the roofs of the present invention, the heights of the adjacent ends of both roofs are set to the same height, and the sealing member that closes the ends is connected to the adjacent ends. Therefore, since it is not necessary to fold the sealing member in consideration of the height of the adjacent end portions of both roofs as in the prior art, high accuracy is not required for the bending process. Therefore, the waterproof structure between the roofs of the present invention can be applied without troublesome processing of the seal member.

It is a top view of the unit building of the 1st Embodiment of this invention. It is sectional drawing which shows the waterproof structure between the roofs of the embodiment. It is a perspective view of the 1st roof material of the embodiment. It is a figure which shows the relationship of the height of the edge part which the roof from which the gradient differs in the same embodiment adjoins. It is an exploded view of the waterproof structure between the roofs of the embodiment. It is a flowchart which shows the construction method of the waterproof structure between the roofs of the embodiment. It is a perspective view of the waterproof structure between the roofs of the 2nd Embodiment of this invention. FIG. 8 is an exploded perspective view of FIG. 7.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(First embodiment)
FIG. 1 is a plan view of a unit building 1 according to the first embodiment of this invention. This unit building 1 is configured by connecting two building units (first building unit 2 and second building unit 3) in series. The two building units 2 and 3 have different roof 21 and 31 gradients.

  The waterproof structure between the roofs 21 and 31 of the present invention waterproofs between the adjacent ends 21a and 31a of the roofs 21 and 31 (S portion in FIG. 1). In this S part, the right side is set to the water side, and the left side is set to the water side.

  FIG. 2 is a cross-sectional view showing a waterproof structure between the roofs 21 and 31. First, the structure of the roofs 21 and 31 will be described. In FIG. 2, the left roof 21 is referred to as a first roof 21, and the right roof 31 is referred to as a second roof 31.

The first roof 21 includes a first field board 22, a first roofing 23, and a first roof material 24 arranged from the bottom to the top. The second roof 31 includes a second base plate 32, a second roofing 33, and a second roof material 34 arranged from the bottom to the top. Moreover, although not shown in figure, both the baseplates 22 and 32 are each supported by the rafter. Each rafter is supported by rafter receivers 160 and 170 (see FIG. 8) , and the rafter receivers 160 and 170 are coupled to beams 161 and 171 (see FIGS. 4 and 8) .

  The first field plate 22 is arranged at a position lower than the second field plate 32. The first roofing 23 is disposed on the upper surface of the first field board 22 by closing the space between the field boards 22 and 32 from the upper surface of the end of the second field board 32 adjacent to the first field board 22.

  The second roofing 33 is disposed so as to overlap the first roofing 23. Specifically, the second roofing 33 is formed on the upper surface side of the second field board 32 by closing the space between the field boards 22 and 32 from the upper surface side of the first field board 22 adjacent to the second field board 32. Has been placed.

  The first roof material 24 is disposed on the inner side than the first field plate 22. The first roof material 24 is formed in a flat plate shape.

  The structure of the 1st roof material 24 is demonstrated using FIG. The first roof material 24 includes two face materials 241 and 242, an anchor clip 243 that joins the face materials 241 and 242, and a joint cover member 244 that stops the joint between the face materials 241 and 242. I have.

  The two face materials 241 and 242 are formed in a flat plate shape. End portions 2411 and 2411 bent at substantially right angles are formed on the left and right ends of the left face member 241. The right face material 242 is a face material on the side adjacent to the second roof material 34 (see FIG. 2). At the left and right ends of the right face member 242, end portions 2411 and 25 are formed that are bent substantially at a right angle like the left face member 241.

  The anchor clip 243 is formed in a substantially U-shaped cross section with an upper opening. The left and right ends 2431 and 2431 of the anchor clip 243 are bent outward. The anchor clip 243 is inserted between the opposite ends 2411 and 2411 of the face materials 241 and 242. At this time, the left and right end portions 2431 and 2431 are engaged with the end portions 2411 and 2411 so that the face materials 241 and 242 are coupled.

  A screw hole 2432 is formed at the bottom of the anchor clip 243. Screws (not shown) are inserted into the screw holes 2432. The screw inserted into the screw hole 2432 passes through the base plate 22 and is screwed into a rafter (not shown). As a result, the anchor clip 243 is pressure-bonded to the base plate 22 and the face materials 241 and 242 are fixed to the base plate 22.

  The joint cover member 244 is formed in a substantially cylindrical shape in the longitudinal direction with the lower part opened. The left and right lower end portions 2441 and 2441 of the joint cover member 244 are bent outward. The left and right lower end portions 2441 and 2441 are engaged with opposing end portions 2411 and 2411 of the face materials 241 and 242, respectively. As a result, the joint cover member 244 is fitted to the opposing ends 2411 and 2411.

  A waterproof material 245 is attached inside the joint cover member 244. The waterproof material 245 is pressed by the joint cover member 244 and firmly adhered and bonded to the opposing end portions 2411 and 2411. Thereby, between the edge parts 2411 and 2411 which oppose, and the anchor clip 243 become watertight, and the joint part between the face materials 241 and 242 is water-stopped.

  Next, the edge part 25 of the side adjacent to the 2nd roof material 34 of the 1st roof material 24 (right surface material 242 of FIG. 3) is demonstrated using FIG. The end portion 25 is bent in an L shape upward and inward, and includes a vertical portion 25a and a horizontal portion 25b.

  The vertical portion 25 a is formed by vertically bending upward from an end adjacent to the second roof material 34 at the base portion 24 a of the first roof material 24. The base portion 24a is a portion disposed on the upper surface of the first base plate 22 via the roofings 23 and 33. The horizontal portion 25b is formed by being bent horizontally inward from the upper end of the vertical portion 25a.

  The second roof material 34 is arranged on the inner side than the second field plate 32. The second roof material 34 is formed in a flat plate shape. Since the structure of the 2nd roof material 34 is the same structure as the 1st roof material 24, description is abbreviate | omitted. An end portion 35 of the second roof material 34 adjacent to the first roof material 24 is bent in an L shape upward and inward, and includes a vertical portion 35a and a horizontal portion 35b.

  The vertical portion 35 a is formed by vertically bending upward from an end on the side adjacent to the first roof material 24 at the base portion 34 a of the second roof material 34. The base portion 34 a is a portion that is disposed on the upper surface of the second base plate 32 through the roofings 23 and 33. The horizontal portion 35b is formed by being bent horizontally inward from the upper end of the vertical portion 35a.

Both vertical portion 25a, 35a, as shown in FIG. 4, is bent Me oblique. That is, the adjacent ends 25 and 35 of both roof materials 24 and 34 are set to the same height. Thereby, the adjacent edge parts 21a and 31a of both the roofs 21 and 31 are set to the same height. In FIG. 3, the roofings 23 and 33 are omitted.

  Next, the waterproof structure between the roofs 21 and 31 is demonstrated using FIG. This waterproof structure is composed of roof members 24 and 34 and two seal members (first seal member 4 and second seal member 5).

  The two sealing members 4 and 5 connect the adjacent end portions 25 and 35 of the roofing materials 24 and 34 to block between the end portions 25 and 35. Thereby, the two sealing members 4 and 5 connect the end portions 21a and 31a of the roofs 21 and 31, and block between the end portions 21a and 31a.

  The first seal member 4 is disposed in an intermediate portion of the S portion in FIG. 1 (between adjacent end portions 21a and 31a of the roofs 21 and 31). As shown in FIG. 2, the first seal member 4 has a flat plate shape and a substantially L shape. More specifically, the first seal member 4 includes a base portion 41 that extends horizontally and a vertical portion 42 that is bent vertically upward from the left end of the base portion 41.

  The vertical portion 42 is fixed to the vertical portion 25 a of the first roof material 24 with the blind rivet 6. A porous synthetic resin sheet 7 (for example, urethane, EPDM, etc.) is interposed between the vertical parts 42 and 25a. A caulking material 8 is placed between the outer surface of the vertical portion 42 and the blind rivet 6.

  The base portion 41 connects the sandwiched portion 41a sandwiched between the second roof material 34 and the roofings 23 and 33, and the sandwiched portion 41a and the vertical portion 42 to connect the adjacent end portions 25 and 35 of the roof materials 24 and 34. And a seal portion 41b that closes the gap. The seal portion 41b is formed in a concave shape.

  The second seal member 5 covers the adjacent end portions 25 and 35 so as to block between the end portions 25 and 35. The second seal member 5 is formed in a flat plate shape, and includes a horizontal base 51 that closes between the end portions 25 and 35, and bent portions 52 and 52 that are bent downward from the left and right ends of the base 51. ing.

  The left and right side portions of the base 51 are fixed to the horizontal portions 25 b and 35 b of the adjacent end portions 25 and 35 by the blind rivet 6. A porous synthetic resin sheet 7 is interposed between the base portion 51 and the horizontal portions 25b and 35b. A caulking material 8 is placed between the inner surfaces of the horizontal portions 25 b and 35 b and the blind rivet 6.

  Next, the construction method of a waterproof structure is demonstrated using FIG. 5 and FIG.

(Step S1)
First, the roofings 23 and 33 are arranged on the upper surfaces of the both base plates 22 and 32. Explaining the arrangement method, first, the first roofing 23 is arranged on the upper surface of the first field board 22, and the second roofing 33 is arranged on the upper surface of the second field board 32.

  At this time, the end 23 a adjacent to the second roofing 33 of the first roofing 23 is put out toward the second field board 32. Further, the end portion 33 a adjacent to the first roofing 23 of the second roofing 33 is put out toward the first field board 22.

  Subsequently, the end portion 23 a of the first roofing 23 is inserted under the second roofing 33, and the end portion 33 a of the second roofing 33 is overlaid on the first roofing 23. Finally, the joint between the end portion 33a of the second roofing 33 and the first roofing 23 is closed with a tape (not shown), and both the roofings 23 and 33 are fixed.

(Step S2)
Next, the first roof material 24 is assembled. First, the base 24 a of the first roof material 24 is disposed on the upper surface of the first field plate 22 through the roofings 23 and 33. In this state, the base 24a is fixed to the first base plate 22 with a fixing member (not shown).

(Step S3)
Next, the first seal member 4 is assembled. First, the base 41 is disposed on the upper surface of the second base plate 32 through the roofings 23 and 33 with the vertical portion 42 of the first seal member 4 opposed to the vertical portion 25 a of the first roof material 24.

  Subsequently, the porous synthetic resin sheet 7 (see FIG. 2) is sandwiched between the vertical parts 42 and 25 a, and the vertical part 42 is fixed to the vertical part 25 a with the blind rivet 6. Finally, the caulking material 8 (see FIG. 2) is inserted between the outer surface of the vertical portion 42 and the blind rivet 6. As a result, the first seal member 4 is in a state in which the ends 25 and 35 of the roof materials 24 and 34 are connected and the ends 25 and 35 are closed as shown in FIG.

(Step S4)
Next, the second roof material 34 is assembled. First, the base 34 a of the second roof material 34 is disposed on the upper surface of the second roofing 33 via the first seal member 4. In this state, the base 34a is fixed to the second base plate 32 with a fixing member (not shown). As a result, the roof materials 24 and 34 have the same height.

(Step S5)
Finally, the second seal member 5 is assembled. First, the base portion 51 of the second seal member 5 is placed on the horizontal portions 25 b and 35 b of the adjacent end portions 25 and 35 of the roof materials 24 and 34. At this time, the porous synthetic resin sheet 7 (see FIG. 2) is sandwiched between the base portion 51 and the horizontal portions 25b and 35b. In this state, the left and right portions of the base 51 are fixed to the horizontal portions 25b and 35b with the blind rivets 6. Finally, a caulking material 8 (see FIG. 2) is inserted between the inner surfaces of the horizontal portions 25b and 35b and the blind rivet 6. As a result, as shown in FIG. 2, the second seal member 5 connects the end portions 25 and 35 of the roof materials 24 and 34 and closes the end portions 25 and 35.

As described above, in the waterproof structure between the roofs 21 and 31 of the present embodiment, the heights H2 and H3 of the end portions 21a and 31a of the two roofs 21 and 31 having different slopes are set to the same height, Seal members 4 and 5 for closing the space between the end portions 21a and 31a are connected to the end portions 21a and 31a.

  Therefore, since it is not necessary to perform the bending process for the seal members 4 and 5 in consideration of the height of the adjacent ends of both roofs as in the prior art, the bending process does not require high accuracy. Therefore, the waterproof structure between the roofs 21 and 31 of the present embodiment can be applied without taking time and effort in processing the seal members 4 and 5.

  Moreover, since what was covered on the edge parts 21a and 31a (2nd seal member 5) was used as a sealing member, it can prevent that rain water penetrate | invades between the roofs 21 and 31 easily. Therefore, the waterproof structure between the roofs 21 and 31 of the present embodiment can easily ensure a waterproof function.

  Further, since the seal member used between the end portions 21a and 31a (the first seal member 4) is used, rainwater entering between the roofs 21 and 31 and condensed water generated between the roofs 21 and 31 are generated indoors. Can be surely prevented from entering. Therefore, the waterproof structure between the roofs 21 and 31 of the present embodiment can enhance the waterproof function.

  Further, in the present embodiment, the uppermost sides of the roofs 21 and 31 are constituted by the flat roof materials 24 and 34, and the end portions 25 and 35 of the roof materials 24 and 34 are bent in an L-shape, whereby the end The heights of the portions 25 and 35 (the end portions 21a and 31a of the roofs 21 and 31) were set to the same height. Therefore, the heights of the end portions 21a and 31a can be easily set to the same height. Therefore, the waterproof structure between the roofs 21 and 31 of the present embodiment can reduce the cost.

(Second Embodiment)
FIG. 7 is a perspective view of a waterproof structure between the roofs 121 and 131 according to the second embodiment of the present invention. 8 is an exploded perspective view of FIG.

  First, the structure of the roofs 121 and 131 will be described. The right roof 121 is referred to as a first roof 121, and the left roof 131 is referred to as a second roof 131.

  The first roof 121 includes a first base plate 122, a first roofing (not shown), and a first roof material 124 arranged from the bottom to the top. The 2nd roof 131 is provided with the 2nd field board 132, the 2nd roofing (not shown), and the 2nd roof material 134 arranged in order from bottom to top.

  The first field plate 122 is arranged at a position lower than the second field plate 132. Eaves 11 and 12 are arranged on the underwater sides of the both base plates 122 and 132, respectively. Both field boards 122 and 132 are supported by rafters (not shown). Each rafter is supported by rafter receivers 160 and 170, and the rafter receivers 160 and 170 are coupled to beams 161 and 171. Since the first roofing and the second roofing are arranged in the same manner as the roofings 23 and 33 of the first embodiment, a detailed description thereof will be omitted (see FIGS. 2 and 5).

  The first roof material 124 is formed of a flat member. An end 126 on the underwater side of the first roof material 124 is formed so as to be located above the eaves wall 11.

  An end portion 125 of the first roof material 124 adjacent to the second roof material 134 is bent in an L shape upward and inward from the base portion 124a. As a result, the end portion 125 includes a vertical portion 125a vertically bent upward from the base portion 124a and a horizontal portion 125b horizontally bent inward from the upper end of the vertical portion 125a. In addition, the base part 124a is a part arrange | positioned on the upper surface of the 1st field board 122 through both roofings.

  Further, the distal end portion 127 of the underwater end portion 126 is bent in an L shape upward and outward from the base portion 124a. As a result, the distal end portion 127 includes a vertical portion 127a vertically bent upward from the base portion 124a, and a horizontal portion 127b horizontally bent outward from the upper end of the vertical portion 127a. A flange portion 127c is formed at the lower end of the horizontal portion 127b.

  Further, a notch 128 (drainage part) is provided at an end of the underwater end 126 opposite to the side adjacent to the second roof material 134. The cutout 128 is formed by cutting out in an L shape in the length direction from the underwater side. A flange 128 a is formed at the lower end of the notch 128. In addition, a flange 128b is erected on the opposite end to the water side above the notch 128.

  The second roof material 134 is formed of a flat member. An end 136 on the underwater side of the second roof material 134 is formed so as to be positioned above the eaves wall 12.

  A tip end portion 137 of the underwater end portion 136 is bent in an L shape upward and outward from the base portion 134a. Thereby, the front-end | tip part 137 is provided with the vertical part 137a vertically bent upward from the base part 134a, and the horizontal part 137b horizontally bent outward from the upper end of the vertical part 137a. A flange portion 137c is formed at the lower end of the horizontal portion 137b. The base part 134a is a part disposed on the upper surface of the second base plate 132 through both roofings.

  The end portion 138 adjacent to the first roofing material 124 of the underwater end portion 136 includes a first bent portion 139 bent in an L shape on the opposite side from the base portion 134a, and an L shape on the water upper side from the base portion 134a. And a second bent portion 140 bent into a shape. As a result, the end of the underwater end 136 adjacent to the first roofing material 124 is formed in an L shape.

  The first bent portion 139 includes a vertical portion 139a that is vertically bent upward in the width direction from the base portion 134a, and a horizontal portion that is horizontally bent from the upper end of the vertical portion 139a outward (toward the first roof material 124). Part 139b. A flange portion 139c is formed at the lower end of the horizontal portion 139b.

  The second bent portion 140 includes a vertical portion 140a vertically bent upward in the length direction from the base portion 134a, and a horizontal portion 140b horizontally bent downward from the upper end of the vertical portion 140a. . A flange portion 140c is formed at the lower end of the horizontal portion 140b.

  Both vertical portions 139a and 140a are formed continuously with the vertical portion 137a of the tip portion 137. Both horizontal portions 139b and 140b are formed continuously with the horizontal portion 137b of the tip portion 137. Both flange portions 139c and 140c are formed continuously with the flange portion 137c of the tip portion 137.

  A notch 130 (drainage part) is provided at the end of the underwater end 136 opposite to the side adjacent to the first roofing material 124. The cutout 130 is formed by cutting out in an L shape from the end of the base portion 134a on the water side to the half of the end portion 136 in the length direction.

  Further, the end portion 135 of the second roof material 134 located on the water side of the second bent portion 140 is bent upward and inward from the base portion 134a in an L shape. Accordingly, the end portion 135 includes a vertical portion 135a vertically bent upward from the base portion 134a, and a horizontal portion 135b horizontally bent inward from the upper end of the vertical portion 135a.

Here, the adjacent vertical portion 125a, 135a of both roofing 124 and 134, as in the first embodiment, is bent Me oblique (Figure 4 reference).

  Next, a waterproof structure between the roofs 121 and 131 will be described. This waterproof structure is composed of roof materials 124 and 134 and two seal members (first seal member 104 and second seal member 105).

  The two sealing members 104 and 105 connect adjacent ends 125 and 135 of the roof materials 124 and 134 to block between the ends 125 and 135. Thus, the two seal members 104 and 105 connect the adjacent end portions 121a and 131a of the roof 121 and 131 to block the end portions 121a and 131a.

  The first seal member 104 has a flat plate shape and is substantially L-shaped. More specifically, the first seal member 104 includes a base portion 141 that extends horizontally, a vertical portion 142 that is bent vertically upward from an end of the base portion 141 on the first roofing material 124 side, and an upper end of the vertical portion 142. And a bent portion 143 that is bent horizontally toward the first roofing material 124.

  The bent portion 143 is hooked on the horizontal portion 125 b of the end portion 125 of the first roof material 124. In addition, a porous synthetic resin sheet (not shown) is interposed between the vertical portion 125 a of the end portion 125 and the vertical portion 142 of the first seal member 104.

  The base 141 is disposed on the upper surface of the second base plate 132 through both roofings and is fixed with screws (not shown). A caulking material (not shown) is put on the upper surface of the base 141 between the screws. In this state, the base portion 141 is sandwiched between both roofings and the second roof material 134 and closes between the end portions 125 and 135 of the roof materials 124 and 134.

  The second seal member 105 is put on the end portions 125 and 135 of the roof materials 124 and 134 to block between the end portions 125 and 135. The second seal member 105 is formed in a flat plate shape, and includes a horizontal base portion 151 that closes between the end portions 125 and 135, and bent portions 152 and 152 that are bent downward from the left and right ends of the base portion 151. ing.

  The left and right portions of the base portion 151 are fixed to the horizontal portions 125b and 135b of the adjacent end portions 125 and 135 with blind rivets (not shown). A porous synthetic resin sheet (not shown) is interposed between the left-right part and the horizontal parts 125b and 135b. A caulking material (not shown) is placed between the inner surfaces of the horizontal portions 125b and 135b and the blind rivets.

  The underwater end portion 153 of the second seal member 105 is formed to be bent in an approximately L shape upward and to the front end side. The front end portion 127 of the first roof material 124 and the second roof material 134 It covers the second bent portion 140.

  Specifically, the end portion 153 includes a vertical portion 153a vertically bent upward from the base portion 151, and a horizontal portion 153b horizontally bent from the upper end of the vertical portion 153a to the distal end side. A flange portion 153c is formed at the lower end of the horizontal portion 153b.

  Here, the vertical portion 153 a corresponds to the vertical portion 127 a of the front end portion 127 of the first roof material 124 and the vertical portion 140 a of the second bent portion 140 of the second roof material 134. The horizontal portion 153 b corresponds to the horizontal portion 127 b of the tip end portion 127 and the horizontal portion 140 b of the second bent portion 140. The flange portion 153 c corresponds to the flange portion 127 c of the distal end portion 127 and the flange portion 140 c of the second bent portion 140.

  Next, the construction method of a waterproof structure is demonstrated. The flow of this construction method is the same as the flow of the construction method described in the first embodiment. The contents of the construction method will be described using the flowchart of FIG. 6 used in the first embodiment.

(Step S1)
First, both roofings are placed on the top surfaces of both field boards 122 and 132. Since this arrangement method is the same as the method described in the first embodiment, the description thereof is omitted.

(Step S2)
Next, the first roof material 124 is assembled. First, the base portion 124a of the first roof material 124 is disposed on the upper surface of the first field board 122 through both roofings. At this time, the underwater end 126 is positioned above the eaves 11. In this state, the base 124a is fixed to the first base plate 122 by a fixing member (not shown).

(Step S3)
Next, the first seal member 104 is assembled. First, the bent portion 143 of the first seal member 104 is hooked on the horizontal portion 125b of the adjacent end portion 125 of the first roof material 124, and the porous synthetic resin sheet is sandwiched between the vertical portions 142 and 125a. The base 141 is disposed on the upper surface of the second base plate 132 through both roofings. In this state, the base 141 is fixed to the second base plate 132 with screws through both roofings. Finally, a caulking material is put between the screw and the upper surface of the base 141.

(Step S4)
Next, the second roof material 134 is assembled. First, the base portion 134 a of the second roof material 134 is disposed on the upper surface of the second roofing through the first seal member 104. At this time, the tip of the second bent portion 140 of the water-side end 136 is aligned with the tip of the water-side tip 127 of the first roof material 124, and the water-side end 136 is aligned with the eaves 12. Located above. In this state, the base portion 134a is fixed to the second base plate 132 by a fixing member (not shown). As a result, the heights of the end portions 125 and 135 of both roof materials 124 and 134 are the same.

(Step S5)
Finally, the second seal member 105 is assembled. First, the water-side end portion 153 of the second seal member 105 is put on the front end portion 127 of the first roof material 124 and the second bent portion 140 of the second roof material 134. At this time, the base 151 is placed on the horizontal portions 125b and 135b of the adjacent end portions 125 and 135 of both roof materials 124 and 134. In this state, the base 151 is fixed to both horizontal portions 125b and 135b with blind rivets. Finally, a caulking material is put between the inner surfaces of both horizontal portions 125b and 135b and the blind rivet. As a result, the second seal member 105 is in a state in which the end portions 125 and 135 of both roof materials 124 and 134 are connected and the end portions 125 and 135 are closed.

As described above, in the waterproof structure between the roofs 121 and 131 of this embodiment, as in the first embodiment, the height of the adjacent end portions 121a and 131a of the two roofs 121 and 131 having different slopes is the same. The seal members 104 and 105 that close the gap between the end portions 121a and 131a are connected to both end portions 121a and 131a.

  Therefore, as in the case of the first embodiment, the sealing members 104 and 105 do not need to be bent in consideration of the height of the adjacent ends of both roofs as in the prior art. High accuracy is not required for processing. Therefore, the waterproof structure between the roofs 121 and 131 according to the present embodiment can be applied without taking time and effort to process the seal members 104 and 105.

  In addition, since the sealing member (the second sealing member 105) that covers the end portions 121a and 131a is used, it is possible to easily prevent rainwater from entering between the end portions 121a and 131a, and to provide a waterproof function. It can be secured easily.

  Further, since the seal member used between the end portions 121a and 131a (the first seal member 104) is used, the rain water that enters between the end portions 121a and 131a and the dew condensation water that is generated between the end portions 121a and 131a. Can be reliably prevented from entering the room, and the waterproof function can be enhanced.

  Further, the uppermost sides of the roofs 121 and 131 are formed of flat roof materials 124 and 134, and the ends 125 and 135 are bent in an L shape so that the heights of the ends 121a and 131a of the roofs 121 and 131 are increased. The height was set to the same height. Therefore, the height of the end portions 121a and 131a can be easily set to the same height, so that the cost can be reduced.

  Further, in the present embodiment, the underwater end portions 126 and 136 of both roof materials 124 and 134 are formed so as to be positioned above the eaves eaves 11 and 12, respectively. Further, notches 128 and 130 for sending rainwater to the eaves 11 and 12 are provided at both ends 126 and 136. As a result, rainwater flowing through the roofing materials 124 and 134 can be efficiently sent to the eaves 11 and 12, so that the rainwater can be discharged efficiently.

  As mentioned above, although embodiment concerning this invention was illustrated, these embodiment does not limit the content of this invention. Various modifications can be made without departing from the scope of the claims of the present invention.

  For example, in the second embodiment, notches 128 and 130 are provided as drainage portions of the present invention at the underwater ends 127 and 137 of the roofing materials 124 and 134. It may be provided at the lower end.

  As described above, in the waterproof structure between the roofs of the present invention, the construction can be performed without taking time and effort in processing the sealing member. Therefore, the waterproof structure between roofs of the present invention can be fully utilized in the technical field of waterproof structures between roofs.

4, 104 First seal member 5, 105 Second seal member 11, 12, Eaves 21, 121 First roof 21a, 121a End portion 24, 124 adjacent to second roof of first roof, first roof material 25, 125 End portions 31 and 131 adjacent to the second roof material of the first roof material Second roof 31a and 131a End portions 34 and 134 adjacent to the first roof of the second roof Second roof materials 35 and 135 of the second roof material End 126 adjacent to first roofing material End 128 under water of first roofing material Notch (drainage part) of first roofing material
130 Notch (drainage part) of the second roofing material
136 End H2 of the second roof material on the lower side H2 Height of the first roof H3 Height of the second roof

Claims (8)

In the waterproof structure between roofs that waterproof between two roofs with different slopes connected,
A flat roof material is arranged on the upper side of the roof base plate of both roofs, and adjacent end portions of both roof materials are bent in an L shape upward and inward, and a vertical portion and a horizontal portion are formed. Both vertical parts are bent diagonally, and the height of both vertical parts is set to increase from the water upper side to the water lower side, and the heights of both horizontal parts are set to the same height. By setting the height of the adjacent edge part of both roofs to the same height by this, the sealing member which block | closes between edge parts was connected to the said adjacent edge part, The waterproof structure between the roofs characterized by the above-mentioned. The waterproof structure between the roofs according to claim 1,
A waterproof structure between roofs, wherein the two roofs have different roof surface lengths in plan view. In the waterproof structure between the roofs of Claim 1 or Claim 2 ,
The waterproof structure between roofs, wherein the seal member is disposed between adjacent ends of the both roof materials. In the waterproof structure between the roofs according to claim 3 ,
The waterproof structure between roofs, wherein the seal member is formed in a flat plate shape and a substantially L shape. In the waterproof structure between the roofs according to claim 3 ,
A roofing is disposed under the both roofing materials, and a sandwiched portion sandwiched between one of the roofing materials and the roofing is formed on one side of the sealing member. Waterproof structure between roofs. In the waterproof structure between the roofs according to claim 3 ,
The waterproof structure between roofs, wherein the seal member has a seal portion that closes between adjacent ends of the both roof materials, and the seal portion is formed in a concave shape. In the waterproof structure between the roofs of Claim 1 or Claim 2 ,
The waterproof structure between roofs, wherein the seal member is placed on adjacent ends of both roof materials. In the waterproof structure between the roof according to any one of claims 1 to 7,
When eaves ridges are arranged on the underwater side of both roofs, the uppermost side of the both roofs is composed of a flat roof material, and the underwater side ends of both roof materials correspond to A waterproof structure between the roofs, which is formed so as to be positioned above the eaves wall, and is provided with a drainage part for sending rainwater to the corresponding eaves wall at both water-side ends.