JP3113832U - Wind-resistant flat roof tile - Google Patents

Abstract

Provided is a flat roof tile that can securely fix a roof tile against strong wind without using a roof tile fixing tool, can drain water that has entered under the roof tile, and can easily perform roofing work.
A screw nail hole 15 for passing a screw nail 14 for fixing a flat roof tile to a pier is provided in the head 2, and a water stop groove 9 communicating with a water passage is provided in the left and right direction on the roof surface. A front side stepped portion with a front side cut out at one end in the direction is provided, and a back side stepped portion with a back side stepped out on the other side is flush with the front side stepped portion of the adjacent flat roof tile. A head step 6 is provided by cutting out the back surface at the end of the head 2, and a buttocks insertion portion 7 is provided to enter under the head step 6. Each of the insertion portions is provided with an inclined surface, and the inclined surface has a shape in which the inclined surface of the head step portion 6 enters the lower side of the inclined surface of the buttocks insertion portion 7 and is pressed by the inclined surface of the buttocks insertion portion 7. Is formed.
[Selection] Figure 1

Description

  The present invention relates to a wind-resistant flat roof tile that is not blown away by strong winds such as typhoons and gusts.

  A wind-resistant roof tile or roof tile fixing tool has been proposed to prevent the roof tile from being blown off or lifted up by strong winds such as typhoons and gusts.

  For example, in Patent Document 1, in order to prevent the tile nails from floating even when subjected to strong winds and the accompanying scattering of the tiles, the tile nails are obliquely oriented upward on the roof with the tile nails facing the back of the tile. It is disclosed that it is fixed through an inclined hole penetrating into the roof, exhibits a strong resistance to the force of lifting the roof of the roof tile that acts in strong winds, and prevents the loosening of roof tiles and the scattering of roof tiles. .

In addition, in Patent Document 2, in order to prevent the roof tile from being blown by the roof tile, the base portion sandwiched between the base plate and the tile rod laid on the base plate, and the tile upper edge above the base portion are disclosed. There is disclosed a roof tile fixing tool including a locking section and a tile bottom edge locking section connected to an upper side of the roof top edge locking section.
JP 2003-193623 A JP 2002-332718 A

  If only the bottom of the roof tile is fixed obliquely with the roof tile, the head overlaid on the bottom is not sufficiently fixed, and the head may be lifted by the wind. In addition, there is a drawback that it takes time to form an inclined screw nail hole. Furthermore, there is a drawback that drainage cannot be sufficiently performed when the side rainfall rain enters the bottom of the roof tile from the overlapping part of the bottom and the head.

  In addition to the roof tiles, the roof tile fixing method requires not only a separate fixture that has a complicated shape for fixing the top and bottom tiles, but also the roof tiles. Since it is necessary to fix to an upper roof tile and a lower roof tile between the bar and the base plate, there is a drawback that the tile work becomes complicated and takes time.

  Therefore, the present invention provides a flat roof tile that can securely fix the roof tile against strong wind without using a roof tile fixing tool, drain the water that has entered under the roof tile, and can easily perform roofing work. To do.

  The flat roof tile of the present invention is a flat roof tile that is arranged flush with the horizontal direction perpendicular to the flowing water direction, and the top of the flat roof tile is overlapped with the bottom of the lower flat roof tile in the flowing water direction. A tile nail hole is provided in the head to pass a tile nail that receives the flat roof tile and is fixed to the pier, a flow channel is provided in the direction of the flow of water on the tile surface, and a water stop ditch that communicates with the flow channel on the surface of the head. The front side stepped portion is provided at one end portion in the left-right direction, and the front side stepped portion is provided at the other end portion when the flat roof tiles are arranged in the left-right direction. The back side stepped part that cuts out the back side of the front side stepped part that is flush with the front side stepped part is provided, the back step is cut off at the end of the head part, the head stepped part is provided, and the flat tile on the upper side in the running water direction When the head of the flat roof tile is overlapped with the bottom of the flat roof tile on the lower side, a bottom section insertion portion is provided to enter under the head step section of the upper flat roof tile. Wherein the shape of and is formed in a shape to press the buttocks insertion portion of the head step portion. As the shape of pressing the head step by the buttocks insertion portion, each of the head step and the buttocks insertion portion has an inclined surface, and the inclined surface of the head step portion is the inclined surface of the buttocks insertion portion. It can be formed in a shape that enters the lower side of the bottom and is held down by the inclined surface of the buttocks insertion portion. On the back surface of the head stepped portion, a ridge that enters the water retaining groove may be provided for positioning.

  Further, the front side step portion may be formed with a ditch in the direction of water flow for drainage, in which case the bottom of the ditch is a ditch with a certain distance from the back surface, and the upper flat roof and the bottom You may make it each groove | channel of a flat tile of a side communicate. Moreover, you may form the protruding item | line which enters a ditch | groove in the back side step part for positioning.

  In the flat roof tile of the present invention, the overlapping portion of the head step portion and the butt portion insertion portion is locked, so that the head portion can be prevented from being lifted by the wind.

  In addition, water that enters from the overlapping part of the head and the bottom can be drained by a water stop groove orthogonal to the flowing water direction, and further, by forming a concave groove in the front step part, a horizontal tile in the left-right direction can be obtained. It is possible to drain the water that intrudes from the boundary.

  In addition, the flat roof tile of the present invention can be used not only against typhoons but also in snowy countries where winter seasonal winds are strong. In this way, it is possible to prevent danger during snow removal.

  Embodiments of the present invention will be described with reference to the drawings.

  1A is a perspective view of the flat roof tile of the present invention as viewed from the front side, FIG. 1B is a perspective view of the flat roof tile as viewed from the back side, FIG. 2A is a left side view, and FIG. ) Is a right side view, (d) is a cross-sectional view taken along line AA, FIG. 3 is a perspective view of the back side of another embodiment of the flat roof tile, and FIG. 4 (a) is a state in which the flat roof tiles of the present invention are stacked. FIG. 5B is a perspective view showing a state in which the flat roof tiles of the present invention are arranged in the horizontal direction, and FIG. 5 is a cross-sectional view showing a state in which the flat roof tiles of the present invention are stacked.

  As shown in FIG. 4, the flat roof tile 1 according to the present invention is arranged so that the water flows from the ridge to the eaves in the horizontal direction perpendicular to the flowing direction indicated by the arrows, and the upper flat roof tile 1a in the flowing direction. Is placed on the bottom of the flat roof tile 1b on the lower side (water side in the running direction) 3. The flat roof tile 1 of the present invention is made of ceramic, ceramic, cement or the like.

  Since the flat roof tiles 1a and 1c, 1b and 1d which are adjacent to each other in the right and left direction perpendicular to the flowing water direction are arranged on the same plane by phase cuts, one end of the flat roof tiles 1a to 1d is cut out on the front side. A step portion 4 is formed, and the other end portion forms a back side step portion 5 in which the back side is notched.

  A concave groove 4a is formed on the surface of the front side step portion 4 in the flowing water direction. The concave groove 4a functions as a water stop groove for stopping water entering from the boundary between adjacent flat tiles arranged in the left-right direction. When the head 2 is overlapped with the bottom 3 in the direction of running water, the bottom of each concave groove 4a of the upper flat roof tile 1a and the lower flat roof tile 1b is formed at a certain distance from the back surface. And the water in the groove 4a flows from the upper flat roof tile 1a to the lower flat roof tile 1b. The boundary between the upper and lower flat roof tiles 1a and 1b and the groove 4a is sealed with a sealing material to prevent water leakage. Moreover, as shown in the perspective view of FIG. 3, you may form the protruding item | line which enters into a part of ditch | groove 4a for the back side step part 5 for positioning.

  Since the flat roof tile 1 overlaps the head 2 with the bottom 3 in the direction of running water, the back of the head 2 is cut away to form the head step 6. On the back surface of the head step portion 6, a ridge 6a is formed downward in a direction perpendicular to the flowing water direction. The ridge 6a enters the water retaining groove 9 formed on the surface of the bottom 3 for positioning.

  The butt portion 3 forms a butt portion insertion portion 7 that enters the head step portion 6 of the head portion 2. As shown in FIG. 5, the contact surface between the head step portion 6a and the butt portion insertion portion 7 is formed on an inclined surface, and the inclined surface formed on the head portion 2 of the upper flat roof tile 1a is the lower flat surface. The tile roof 1b enters the lower side of the inclined surface formed on the back surface side of the insertion portion 7 and is pressed by the inclined surface of the insertion portion 7. The inclined surface is preferably about 45 degrees in terms of strength. In addition, the shape of pressing the head is not limited to the inclined surface, and may be formed in an uneven shape or an S shape.

  Therefore, even if it tries to float up due to a strong wind, the head 2 of the upper flat roof tile 1a is caught and pressed by the insertion portion 7 of the lower flat roof tile 1b, and can be prevented from rising.

  On the surface of the flat roof tile 1, a flowing water channel 8 is formed to flow water from above to below in the flowing direction. The flowing water channel 8 can be formed with a plurality of grooves in the flowing water direction, or can be formed by a recess inclined toward the center.

  Further, on the surface of the bottom portion 3 of the flat roof tile 1, a water stop groove 9 perpendicular to the flowing direction is formed in the bottom portion 3, and the water stop groove 9 is connected to the water flow path 8, The water in the groove 9 flows into the flowing water channel 8 and is drained. A downward protruding ridge 6a of the head step 6 formed on the head of the upper flat roof tile 1a engages with the water retaining groove 9 of the bottom 3 and can be used for positioning.

  As shown in FIG. 4, the head 2 of the flat roof tile 1 is provided with a roof nail hole 15 through which a roof nail 14 such as a nail or a screw nail is passed in order to fix the flat roof tile 1 to the roof receiving bridge 13. In order to prevent the eave roof tile 16 from being lifted by the wind from under the eaves, the eave roof tile 16 is firmly fixed by stopping a plurality of locations on the upper and lower sides in the direction of water flow with the roof tiles 14. The material of the roof tile is preferably copper, aluminum or stainless steel having corrosion resistance. Further, by interposing a cushioning material between the roof tile and the flat roof tile, it is possible to prevent the flat roof tile from cracking when the roof tile is fixed or when the roof tile is lifted.

  An example of roofing work using the flat roof tile of the present invention will be described.

  As shown in FIG. 5, similarly to the roof of a normal house, a field board 11 is fixed to the rafter 10, and the field board 11 is covered with a waterproof sheet 12. Next, the roof tile 13 is fixed to the rafter 10 according to the size of the flat roof tile 1.

  The flat roofing work of the present invention is performed by a procedure in which the flat roof tiles 1 are arranged in the left-right direction and then stacked in the flowing direction and in the horizontal direction.

  First, in order to arrange the flat tiles 1 in the left-right direction, the flat roof tiles 1 are fixed to the roof tiles 13 through the screw nails 14 in the screw nail holes 15. Next, the flat roof tiles 1d fixed to the crosspiece 13 are overlapped on the back side step portions of the flat roof tiles 1b arranged next to the front side step portions 4 and are flush with each other. The same operation is repeated, and the front tiles 4 and the back tiles 5 are connected to each other so that the flat roof tiles 1 are aligned in the horizontal direction. The boundary between adjacent flat tiles is sealed with a sealing material to prevent water from entering.

  Next, the flat roof tiles 1 are stacked in the flowing direction and are arranged in the horizontal direction, so that the upper flat roof tiles 9 are formed in the water retaining grooves 9 formed on the surface of the bottom 3 of the fixed flat roof tile 1d. The convex shape 6a formed on the back surface of the head step portion 6 of 1c is engaged and overlapped, and the screw nail 14 is passed through the screw nail hole 15 and fixed to the roof tile 13. By this overlapping, as shown in FIG. 5, the inclined surface formed on the head 2 of the upper flat roof tile 1a is below the inclined surface formed on the back surface side of the insertion portion 7 of the lower flat roof tile 1b. It enters the side and is pressed by the inclined surface of the insertion portion 7.

  Similarly, the head step 6 is overlaid on the bottom step 3 of the lower flat roof tile 1b, and the front step 4 of the flat roof tile 1c is flush with the back step 5 of the flat roof tile 1a. To succeed.

  By repeating the same operation, the flat roof tiles 1 are piled up in the flowing direction, and are lined up in the left-right direction.

  In the flat roof tile according to the present invention, the inclined surface of the upper flat roof tile 1a enters the lower side of the inclined surface formed in the insertion portion 7 of the lower flat roof tile 1b and is pressed against typhoons and gusts. , Can prevent the typhoon and gusts from rising. Further, the water that has entered the water retaining groove 9 by the wind from the gap between the head step 6 of the upper flat roof tile 1c and the bottom step 3 of the lower flat roof tile 1b is blocked by water. It enters the concave groove 9 and is discharged through the water passage 8.

  Further, the flat roof tile of the present invention has an effect on strength and water resistance not only against typhoons but also against strong winds such as snowstorms. For example, in heavy snowy areas, the roof slope is 3.5 / 10 or less. By making it gradient, it has an effect on wind resistance and water resistance, and also has an effect of making it difficult to fall down when snowing.

(A) is the perspective view seen from the front side of the flat roof tile of this invention, (b) is the perspective view seen from the back side. (A) is a left side view of the flat roof tile of the present invention, (b) is a right side view, (c) is a plan view, (d) is a front view, (a) is a left side view, and (b) is a right side view. (C) is a plan view, (d) is a front view, and (e) is a rear view. It is the perspective view seen from the back side of another example of a flat roof tile. (A) is a perspective view which shows the state which accumulated the flat roof tile of this invention, (b) is a perspective view which shows the state which arranged the flat roof tile of this invention in the horizontal direction. It is sectional drawing which shows the state which accumulated the flat roof tile of this invention.

Explanation of symbols

1: Flat roof tile 1a: Upper flat roof tile 1b: Lower flat roof tile 2: Head 3: Bottom part 4: Front side step 4a: Concave groove 5: Back side step 5a: Convex strip 6: Head Step part 6a: ridge 7: bottom part insertion part 8: flowing water channel 9: water stop groove 10: rafter 11: field plate 12: waterproof sheet 13: tile receiving bridge 14: screw nail 15: screw nail hole 16: eaves tile

Claims (5)

In a flat roof tile that is aligned in the horizontal direction perpendicular to the flowing water direction, and the top of the flat roof tile is stacked on the bottom of the flat roof tile in the flowing water direction,
The head is provided with a nailed hole for receiving a flat tile and receiving a nailed nail that is fixed to the pier.
A flow channel is provided on the tile surface in the direction of flow,
A water stop ditch that communicates with the water passage on the head surface is provided in the left-right direction,
A front-side stepped portion with a front side cut out at one end in the left-right direction is provided, and when the flat roof tiles are arranged in the left-right direction at the other end, the front-side stepped portion and the surface of the adjacent flat roof tile are arranged. There is a back side stepped part that cuts out the back side of the front side stepped part,
The top flat tile is provided when the top flat tile head is stacked on the bottom of the lower flat tile in the direction of running water. The butt portion insertion part that enters under the head step portion of the head is provided, and the shape of the head step portion and the head step portion is formed in a shape that holds the head step portion by the butt portion insertion portion. Flat roof tiles.   The head stepped portion and the buttocks insertion portion are each provided with an inclined surface, and the inclined surface of the head stepped portion enters the lower side of the inclined surface of the buttocks insertion portion and is pressed by the inclined surface of the buttocks insertion portion. The flat roof tile according to claim 1, wherein the flat roof tile is formed.   The flat roof tile according to claim 1 or 2, wherein a ridge that enters the water retaining groove is provided on the back surface of the head stepped portion.   A concave groove having a certain distance from the back surface is formed in the front side step portion, and the concave grooves of the upper flat roof tile and the lower flat roof tile communicate with each other. Or the flat tile of 3 description.   The flat roof tile according to claim 4, wherein the back surface of the back side stepped portion is provided with a ridge that enters the recessed groove of the front side stepped portion.

Images