JP6712305B2 - Water collecting system for waterproof floor, waterproof floor having the same, and water collecting method on waterproof floor - Google Patents

Description

TECHNICAL FIELD The present invention relates to a water collecting system for a waterproof floor, a waterproof floor provided with this water collecting system, and a water collecting method for the waterproof floor.

A water-proof floor provided with a drainage facility such as a drainage basin (for example, see Patent Document 1) is used in mainly food-based production facilities that use a lot of water, but in recent years, such facilities have become multi-layered. Therefore, on the 2nd floor and above, a waterproof floor with a different structure from the 1st floor is required. For example, FIG. 6 shows a conventional waterproof floor 100 having a drainage basin 70A installed as a drainage facility, which is used on the second floor and above of the facility. The waterproof floor 100 has a laminated structure in which a waterproof material 44, a protective concrete 46, a cushioning material 48, and a holding concrete 54 are laminated on a floor slab 40. Then, the main body 72 of the drainage basin 70A is embedded in the opening 40a provided in the floor slab 40, and further penetrates each layer from the waterproof material 44 to the presser concrete 54 to form the raised portion 74 of the drainage basin 70A. is set up.

The main body 72 and the raised portion 74 are connected by welding or the like, and the water flowing on the pressing concrete 54 is taken into the raised portion 74 from the slit provided in the upper lid 76 of the raised portion 74 and further receives foreign matter. Through the basket 78 or the like for drainage. Further, a plurality of water drain holes 80 are provided on the outer peripheral portion of the raised portion 74, and water that has permeated the laminated structure of the waterproof floor 100 is taken into the raised portion 74 via the drain holes 80. It is like this. Such permeated water permeates from joints between the drainage basin 70A and the laminated structure, cracks in the holding concrete 54 caused by deterioration over time, and the like.

On the other hand, FIG. 7 shows the vicinity of a drainage drain 70B with an inspection lid 88 installed as drainage equipment in the conventional waterproof floor 100. The drainage drain 70B includes a drain body 84 and a tubular body 86. Is equipped with. The drain body 84 is embedded in the floor slab 40 and has a plurality of slits on the upper surface thereof. On the drain body 84, a tubular body 86 penetrating from the waterproof material 44 to the holding concrete 54 is installed, and an inspection lid 88 is attached to the upper end of the tubular body 86. Then, the water drain hole 80 is provided between the outer peripheral portion of the tubular body 86 and between the lower end of the tubular body 86 and the upper surface of the drain body 84, and water that has permeated the laminated structure of the waterproof floor 100 is The water is drained from the drain main body 84 through the drain hole 80 and the slit on the upper surface of the drain main body 84.

JP, 2007-146376, A

Here, in the conventional waterproof floor 100, the edge of the waterproof material 44 around the drainage basin 70A and the outer peripheral portion of the drainage basin 70A can be confirmed, as can be seen in FIG. An annular space 102 communicating with the water drain hole 80 is secured between and. However, the annular space 102 is not large enough, and the water that permeates the holding concrete 54, the cushioning material 48, and the protective concrete 46 is not guided to the annular space 102. , The water that had permeated was not drained well and was accumulated. This also applies to the periphery of the drainage drain 70B shown in FIG. Such permeated water causes various problems such as leakage to the lower floor.

The present invention has been made in view of the above problems, and an object thereof is to efficiently drain water that has penetrated into the inside of a waterproof floor.

(Aspect of the invention)
The following aspects of the invention exemplify the constitution of the present invention, and are explained separately for each item in order to facilitate understanding of various constitutions of the present invention. Each section does not limit the technical scope of the present invention, while referring to the best mode for carrying out the invention, a part of the constituent elements of each section is replaced, deleted, or further The addition of the constituent elements of (5) is also included in the technical scope of the present invention.

(1) To have a laminated structure in which at least a waterproof material, a cushioning material, and a holding concrete are laminated from the lower layer side, and to drain water flowing over the laminated structure and/or water that has penetrated into the laminated structure. Is a water collecting system of a waterproof floor in which at least one is installed by penetrating the laminated structure, and is provided for each of the at least one drainage facility, and is a layer above the waterproof material. the permeated water in the layered structure, said to induce a water drain hole provided on an outer peripheral portion of at least one drainage, waterproof floor catchment system comprising water collecting structure.

The water collecting system for a waterproof floor described in this section is mainly intended for a waterproof floor used on the second floor or higher, and such a waterproof floor is at least waterproof from the lower layer side on a floor slab or the like. It has a laminated structure in which materials, cushioning materials and holding concrete are laminated. Further, the waterproof floor has at least one substantially cylindrical drainage facility for draining water flowing over the laminated structure and/or water permeated into the laminated structure through the laminated structure. is set up. The at least one drainage facility is provided with a water drainage hole on the outer peripheral portion thereof for taking in water from the outside.

The water collecting system for the waterproof floor as described above includes a water collecting structure provided for at least one drainage facility. This water collecting structure is for guiding the water that has penetrated to the upper layer of the waterproof material in the laminated structure of the waterproof floor to the drain hole provided on the outer peripheral portion of the drainage facility. As a result, water that has penetrated into the laminated structure of the waterproof floor will be guided to the drainage hole of the drainage facility via the water collection structure, so that it will be drained from the drainage facility through the drainage hole. is there. Moreover, since the water collection structure is provided for each drainage facility, in a waterproof floor where multiple drainage facilities are installed, among multiple drainage facilities, from nearby drainage facilities and drainage facilities that are in easy-to-flow positions, The permeated water will be drained. In this way, the water that has penetrated into the waterproof floor is efficiently drained.

(2) In the above item (1), the water collecting structure communicates with the water drain holes along a plurality of water pipes arranged directly above the waterproof material and along an outer peripheral portion of the at least one drainage facility. And a water passage provided so as to provide a plurality of water passages, and the plurality of water pipes are spaced apart from each other around the drainage facility in a plan view with one end of each of the water pipes directed toward the at least one drainage facility. And at least the space between the outer peripheral portion of the at least one drainage facility and an edge of the waterproof material around the at least one drainage facility, and the at least one water passage space. A water collecting system for a waterproof floor which is provided so as to include a space between an outer peripheral portion of one drainage facility and the one end of each of the plurality of water passages (claim 1 ).

In the water collecting system for a waterproof floor according to this section, the water collecting structure includes a plurality of water passages and a water passage space, and the plurality of water passages is a waterproof material in the laminated structure of the waterproof floor. It is located directly above. Further, the plurality of water pipes are radially arranged at intervals around the drainage facility in a manner that one end thereof is directed to the drainage facility in a plan view. Here, in the laminated structure of the waterproof floor, the layer to be laminated on the waterproof material is laminated from above the water pipe at the position where the water pipe is arranged, and the layer of the waterproof material at the position where the water pipe is not arranged. It will be laminated directly on top. As a result, a water passage pipe is provided for water that has penetrated to the top of the waterproof material in the laminated structure of the waterproof floor.

On the other hand, the water passage space is provided along the outer periphery of the drainage facility so as to communicate with the drainage hole of the drainage facility. More specifically, the water passage space is at least a space between the outer peripheral portion of the drainage facility and the edge of the waterproof material around the drainage facility, and the outer peripheral portion of the drainage facility and the drainage water of each of the plurality of water pipes. It is provided so as to include a space between the end facing the equipment. As a result, one end of each of the plurality of water pipes and the drainage hole of the drainage facility communicate with each other through the waterflow space without blocking the drainage hole of the drainage facility with the waterproof material. Therefore, the permeated water that has passed through the water pipe is further discharged from the drainage facility through the water passage space and the drain hole. Therefore, a flow path that flows from the other end to one end of the water pipe is formed, and the flow of water that has permeated the waterproof floor is promoted, so that the permeated water is efficiently drained.

(3) In the above item (2), the laminated structure includes protective concrete laminated between the waterproof material and the cushioning material, and the water passage space is an outer peripheral portion of the at least one drainage facility. A space provided between the protective concrete and an edge around the at least one drainage facility, wherein the water collection structure is directly above the waterproof material, and the other end of each of the plurality of water pipes is provided. Proximity, extending annularly so as to surround the periphery of the plurality of water pipes, the protective concrete, including a partition member for partitioning the drainage equipment and the inner and outer sides where the plurality of water pipes are arranged, An introduction space communicating with the opening of the other end of each of the plurality of water passage pipes is formed by removing at least a portion of the partition member adjacent to the other end of each of the plurality of water passage pipes. A water collecting system for a waterproof floor provided with the above (Claim 2 ).

The water collecting system for a waterproof floor described in this section is intended for a waterproof floor having a laminated structure in which protective concrete is laminated between a waterproof material and a cushioning material. Protective concrete will be laminated on. In addition to the space described in (2) above, the water passage space of the water collection structure includes a space provided between the outer peripheral portion of the drainage facility and the edge of the protective concrete around the drainage facility. There is. As a result, the water passage space expands upward along the outer periphery of the drainage facility, and the water that has permeated between the cushioning material and the protective concrete and into the protective concrete flows from the edge of the protective concrete surrounding the drainage facility. Further, the water that has penetrated into the cushioning material easily flows from the lower surface of the cushioning material located above the water passage space into the water passage space.

Further, the water collecting structure includes a partition member in addition to the plurality of water conduits and the water collecting space, and the partition member is located immediately above the waterproof material, in proximity to the other end of each of the plurality of water conduits. It extends in an annular shape so as to surround the water pipe of. Since the partition member has the same height as the thickness of the protective concrete, the protective concrete is partitioned by the partition member into the inside and the outside where the drainage facility and the plurality of water pipes are arranged. By disposing such a partition member, water that has penetrated into the laminated structure up to the top of the waterproof material can easily flow along the partition member.

Further, the partition member has at least a portion removed in proximity to the other end of each of the plurality of water passage pipes. As a result, an introduction space that communicates with the opening at the other end of each of the plurality of water passages is formed at the location where the partition member was present before removal. For this reason, inside and outside of the partition member, the permeated water flowing along the partition member on the waterproof material and the permeated water that has permeated to the cushioning material located above the introduction space pass through the introduction space and reach the other end. It will be guided from the opening to the water pipe. Therefore, the flow from the water pipe through the water passage to the drainage facility is further promoted, and the permeated water is drained more efficiently.

(4) In the above item (3), the laminated structure includes a heat insulating material and a raising material from the lower layer side as the cushioning material, and the water passage space is an outer peripheral portion of the at least one drainage facility, and A water collecting system for a waterproof floor including a space provided between an insulating material and an edge around the at least one drainage facility (claim 3 ).
The water collecting system for a waterproof floor described in this section is intended for a waterproof floor having a laminated structure in which a waterproof material, a protective concrete, a heat insulating material, a raising material, and a holding concrete are laminated from the lower layer side. The water passage space further includes a space provided between the outer peripheral portion of the drainage facility and the edge of the heat insulating material around the drainage facility. As a result, the water passage space further expands upward along the outer peripheral portion of the drainage facility, and the water that has permeated between the raising material and the heat insulating material and into the heat insulating material is removed from the edge of the heat insulating material around the drainage equipment. In addition, the water that has penetrated into the padding material easily flows from the lower surface of the padding material located above the water passing space to the water passing space. Therefore, drainage of the permeated water is further promoted.

(5) The water collecting system for a waterproof floor according to any one of ( 2 ) to (4), the laminated structure, and the at least one drainage facility, and the at least one drainage facility includes: A waterproof floor including at least one drainage basin installed mainly for draining water flowing over the laminated structure (claim 4 ).
The waterproof floor according to this section includes the water collecting system for the waterproof floor according to any one of ( 2 ) to (4) above, a laminated structure, and at least one drainage facility. The drainage facility includes at least one drainage basin. The drainage basin is installed mainly for draining water flowing over the laminated structure, and such water is discharged from slits or holes in the top lid installed at approximately the same height as the upper surface of the laminated structure. , It is taken into the drainage basin and drained. Further, a plurality of water drain holes are provided in the outer peripheral portion of the drainage basin, and water that has permeated the laminated structure is taken into the drainage basin through the drainage holes and drained. As a result, not only the water flowing over the laminated structure but also the water that has penetrated into the laminated structure is efficiently drained through the drainage basin.

(6) In (5) above, as the at least one drainage facility, a waterproof floor including at least one drainage drain, which is installed mainly for draining water that has penetrated into the laminated structure ( Claim 5 ).
The waterproof floor described in this section includes at least one drainage drain as well as at least one drainage drain as drainage equipment. The drainage drain is mainly installed to drain water that has penetrated into the laminated structure, has a smaller amount of drainage compared to the drainage basin, and mainly drains water from the drainage basin to perform auxiliary drainage. A plurality of drainage holes are provided on the outer peripheral portion of the drainage drain, and the water that has permeated the laminated structure is taken into the drainage drain through the drainage holes and drained. Since both the drainage drain and the drainage basin are installed at the position of the waterproof floor corresponding to each purpose, the water flowing over the laminated structure and the water permeating inside the laminated structure are more It is efficiently drained.

(7) For draining water having a laminated structure in which at least a waterproof material, a cushioning material, and holding concrete are laminated from the lower layer side, and/or water that has flowed over the laminated structure and/or water that has penetrated into the laminated structure. Is a method of collecting water on a waterproof floor in which at least one is installed by penetrating the laminated structure, wherein the drainage equipment is a layer above the waterproof material for each of the at least one drainage equipment. the permeated water in the layered structure, said to induce a water drain hole provided on an outer peripheral portion of at least one drainage water collection how the waterproof floor providing a water collecting structure.
(8) In the above item (7), as a part of the water collecting structure, a plurality of water pipes are arranged immediately above the waterproof material, and the water drainer is provided along an outer peripheral portion of the at least one drainage facility. A water passage space is provided so as to communicate with the hole, and when the plurality of water passage pipes are arranged, one end of each of the plurality of water passage pipes is directed to the at least one drainage facility in plan view. When arranging radially at intervals around the facility and providing the water passage space, at least an outer peripheral portion of the at least one drainage facility and an edge of the waterproof material around the at least one drainage facility. space, and the at least one and the outer peripheral portion of the drainage water collection method (claims waterproof floor so provided including the space between said one end of each of the plurality of water pipe between the 6 ).

(9) In the above item (8), the laminated structure includes protective concrete laminated between the waterproof material and the cushioning material, and when the water passage space is provided, the at least one drainage facility The plurality of water pipes are provided so as to include a space between an outer peripheral portion and an edge of the protective concrete around the at least one drainage facility, and as a part of the water collecting structure, directly above the waterproof material. Proximity to the other end of each of the plurality of water pipes extending annularly to surround the perimeter, the protective concrete, the drainage equipment and the plurality of water pipes are arranged inside and outside. An opening at the other end of each of the plurality of water pipes is provided by installing a partition member that separates and removing at least a portion of the partition member that is close to the other end of each of the plurality of water pipes. A method of collecting water on a waterproof floor which provides an introduction space communicating with the above (Claim 7 ).
Then, the water collecting method on the waterproof floor in the items (7) to (9) is executed by using the water collecting system for the waterproof floor in the items (1) to (3). It has the same effect as the water collecting system of the waterproof floor in the items (3) to (3).

Since the present invention is configured as described above, it is possible to efficiently drain the water that has penetrated into the waterproof floor.

It is a top view and a sectional view showing an example of application of a water collecting system for a waterproof floor according to an embodiment of the present invention to a drainage basin. It is sectional drawing which shows an example of the construction procedure of the water collection system of the waterproof floor shown in FIG. It is sectional drawing which shows an example of the construction procedure of the water collection system of the waterproof floor shown in FIG. 1 following FIG. It is a top view and a sectional view showing an example of application to a drainage drain of a water collecting system of a waterproof floor concerning an embodiment of the invention. It is a top view which shows an example of the installation layout of the waterproof floor which concerns on embodiment of this invention. It is sectional drawing which shows the drainage basin periphery of the conventional waterproof floor. It is sectional drawing which shows the drainage drain periphery of the conventional waterproof floor.

Hereinafter, embodiments for carrying out the present invention will be described with reference to the accompanying drawings. Here, detailed description of the same parts as or corresponding parts to those of the conventional technique will be omitted, and the same parts or corresponding parts are denoted by the same reference symbols throughout the drawings.
FIG. 1 shows an example of application of a water collecting system 10 for a waterproof floor according to an embodiment of the present invention to a drainage basin 70A installed on the waterproof floor 30 as the drainage facility 70. 1A is a plan view and FIG. 1B is a cross-sectional view, but FIG. 1A shows a layer above a protective concrete 46 of a laminated structure 42, which will be described later, before being laminated. The state corresponding to FIG. 1B is shown in the upper half of the drainage basin 70A in the figure, and the inside of the main body 72 is seen through in the lower half of the drainage basin 70A in the figure. The status is shown.

First, referring to Fig. 1(b), a waterproof floor 30 to which the water collecting system 10 for a waterproof floor according to the embodiment of the present invention is applied is mainly used on the second floor or higher of a production facility for food or the like. The floor slab 40 made of concrete is provided with a laminated structure 42. In the present embodiment, the laminated structure 42 is formed by laminating a waterproof material 44, a protective concrete 46, a cushioning material 48 and a holding concrete 54 from the lower layer side, and further, as the cushioning material 48, a heat insulating material 50 and a raising material 52 are laminated. Has been done. For example, asphalt waterproofing is used for the waterproof material 44, various heat insulating materials are used for the heat insulating material 50, and styrofoam is used for the raising material 52. An RA sheet 66 is laid between the protective concrete 46 and the heat insulating material 50, and between the heat insulating material 50 and the raised material 52.

With reference to FIGS. 1(a) and 1(b), the drainage basin 70A is installed mainly for draining water flowing over the laminated structure 42, has a substantially rectangular shape in a plan view, and has a generally cylindrical shape. It has a shape and is installed through the waterproof floor 30 as described above. Although not limited to this, the drainage basin 70A is entirely made of stainless steel and includes a main body 72 and a raised portion 74. The main body 72 is embedded in the opening 40a formed in the floor slab 40, and the flange 72a of the main body 72 is arranged in the counterbore formed on the upper edge of the opening 40a, and is fixed by screws or the like. It is fixed. A basket 78 for catching foreign matter is attached to the upper end of the main body 72.

On the other hand, the raised portion 74 is installed through the laminated structure 42 such that the upper surface of the upper lid 76 attached to the upper end of the raised portion 74 is located at substantially the same height as the upper surface of the holding concrete 54. The upper lid 76 is provided with a plurality of holes and slits so that water flowing on the pressing concrete 54 can flow into it. Further, in the outer peripheral portion 70a of the drainage basin 70A, a plurality of drain holes 80 are provided in the outer peripheral portion near the lower end of the raised portion 74 in the embodiment so as to penetrate the wall portion of the raised portion 74. (See also FIG. 3(d)). The lower end of the raised portion 74 and the upper end of the main body 72 are connected to each other by intermittent welding or the like in the circumferential direction.

The water collecting system 10 for the waterproof floor according to the embodiment of the present invention, which is applied to the waterproof floor 30 as described above, includes the water collecting structure 12 installed for each drainage facility 70. The water structure 12 includes a plurality of water pipes 14, a water space 16 and a partition member 20. The plurality of water pipes 14 are installed immediately above the waterproof material 44, that is, between the waterproof material 44 and the protective concrete 46 in this embodiment. Further, as can be seen in FIG. 1(a), the plurality of water pipes 14 are radially arranged around the drainage basin 70A with a space between each other so that one ends 14a of the plurality of water permeable pipes 14 face the drainage basin 70A. .. In the present embodiment, eight water pipes 14 are arranged in pairs, one for each side of the rectangular shape of the drainage basin 70A in plan view. Each of the plurality of water flow pipes 14 is a pipe body having one end 14a and the other end 14b opened, and for example, a vinyl chloride pipe is used, but it may be formed of another material such as metal.

With reference to FIG. 1(b) and FIG. 3(d), the water passage space 16 communicates with a plurality of drain holes 80 along the outer peripheral portion 70a of the drainage facility 70 (the raised portion 74 of the drainage basin 70A). It is provided to do. In the present embodiment, the water passage space 16 includes the outer peripheral portion 70a of the drainage basin 70A, the edge 44a of the waterproof material 44 around the drainage equipment 70, one end 14a of each of the plurality of water passages 14, and the drainage equipment 70 of the protective concrete 46. The space between the surrounding edge 46a and the edge 50a around the drainage facility 70 of the heat insulating material 50 is included. However, the water passage space 16 is not limited to the illustrated example as long as it is provided so as to connect the one end 14 a of each of the plurality of water passages 14 to the plurality of water drain holes 80.

The partition member 20 extends in an annular shape immediately above the waterproof material 44 so as to surround the plurality of water pipes 14 as can be seen in FIG. 1A, and in the present embodiment, the drainage basin 70A. According to the plan view shape and the arrangement form of the plurality of water passages 14, a rectangular ring shape is formed. Further, the partition member 20 is installed so as to be close to the other end 14b of each of the plurality of water pipes 14, and a portion 20a (shown by hatching) near the other end 14b of the water pipe 14 is removed. There is. Thereby, as shown in FIG. 1B, an introduction space 24 communicating with the opening of the other end 14b of the water pipe 14 is formed at the position where the removal portion 20a of the partition member 20 was present. ing. In addition, the partition member 20 has substantially the same height as the layer thickness of the protective concrete 46, and the partition member 20 causes the protective concrete 46 to form an inner side 46b in which the drainage facility 70 and the plurality of water pipes 14 are arranged. It is separated from the outer side 46c. Such a partition member 20 is formed of, for example, styrofoam, but may be formed of another material as long as the removed portion 20a can be removed. Further, the partition member 20 is installed in a size of, for example, about 2 m square in accordance with the size of the drainage basin 70A, the length of the water pipe 14, and the like.

Next, in FIGS. 2 and 3, one side of the drainage basin 70A shown in FIG. 1 is cut away to show an example of a construction procedure of the water collecting system 10 for the waterproof floor according to the embodiment of the present invention. Shows. However, the construction procedure is not limited to the examples of FIGS. 2 and 3, and the water collecting system 10 of the waterproof floor may be constructed by another procedure.
First, as shown in FIG. 2A, from the state where the main body 72 of the drainage basin 70A is embedded in the opening 40a provided in the floor slab 40, as shown in FIG. The waterproof stopper 60 and the backup material 62 are installed in an annular shape in a plan view on the collar portion 72a in accordance with the shape of the collar portion 72a. The waterproof stopper 60 has a height in the vertical direction in the figure that is larger than the thickness of the waterproof member 44 to be laid later, and is made of, for example, a stainless steel plate member, and is fixed to the collar portion 72a by intermittent welding or the like. The backup material 62 is formed of a bar material having a rectangular cross-section and having substantially the same height as the waterproof stopper 60, and is installed in close contact with the waterproof stopper 60 without being fixed in order to be removed later.

Subsequently, as shown in FIG. 2C, the waterproof material 44 is laid down to a position where it contacts the backup material 62. That is, the waterproof material 44 is laid so as to surround the main body 72 in a state in which the inside (right side in the drawing) of the waterproof stopper 60 and the backup material 62 is cut out. In this embodiment, asphalt waterproofing is used as the waterproofing material 44, and the asphalt primer is applied to the laying position of the waterproofing material 44 in advance.
Further, as shown in FIG. 2D, the backup material 62 is removed from the flange portion 72a, and an annular groove formed between the waterproof stopper 60 and the edge of the waterproof material 44 is formed after the removal. As shown in FIG. 2(e), the asphalt melting material 44A of the same material as the waterproof material 44 is poured. As a result, the waterproof material 44 is extended and formed to the position where it is in close contact with the waterproof stopper 60.

Next, as shown in FIG. 2F, after a stop frame 64 having a rectangular cross section formed of wood or the like is annularly installed on the waterproof material 44 along the waterproof stop 60, each end 14a is attached. The plurality of water pipes 14 are arranged radially (see FIG. 1A) in a plan view so as to be in contact with the stop frame 64. Here, it is preferable that the height of the stop frame 64 in the vertical direction in the figure is substantially the same as the height of the upper surface of the protective concrete 46 that is cast in a later step. Further, although not shown in FIG. 2( f ), as shown in FIG. 1( a ), it is closely attached to the other ends 14 b of the plurality of water pipes 14 and divided so as to surround the plurality of water pipes 14. The member 20 is installed.

Subsequently, as shown in FIG. 3A, the protective concrete 46 is placed outside the stop frame 64 (on the left side in the figure) up to the installation height of the stop frame 64. At this time, the protective concrete 46 is placed from above the water pipe 14 at the place where the plurality of water pipes 14 are installed, and the protective concrete 46 is placed above the waterproof material 44 at other places. Further, the protective concrete 46 is cast on the inside and the outside of the partition member 20 so that the protective concrete 46 is partitioned by the partition member 20 into an inner side 46b and an outer side 46c (see FIG. 1(b)).
Then, after curing the protective concrete 46, the stop frame 64 is removed as shown in FIG. 3( b ), and further, the removal site 20 a is removed from the partition member 20 as shown in FIG. 1( a ). .. As a result, the openings at the one end 14a and the other end 14b of each water pipe 14 are not blocked, and a space communicating with each opening is secured.

Subsequently, as shown in FIG. 3C, the raised portion 74 is installed and connected on the main body portion 72 of the drainage basin 70A. At this time, the water drainage hole 80 provided in the outer peripheral portion 70a of the raised portion 74 is located on the side of the waterproof stopper 60, and further, the outer peripheral portion 70a and the waterproof stopper 60 (a portion of the waterproof material 44 around the drainage facility 70). A gap is secured between the edge 44a). Further, the RA sheet 66 is laid on the protective concrete 46, and the end portion of the RA sheet 66 is hung down along the edge 46a around the drainage facility 70 (raised portion 74) of the protective concrete 46.

Further, as shown in FIG. 3D, the heat insulating material 50 is laid on the RA sheet 66 on the protective concrete 46, and at this time, the edge 50a of the heat insulating material 50 around the drainage facility 70 (the raised portion 74) is formed. The horizontal position in the figure is laid so that the edge 46a of the protective concrete 46 around the drainage facility 70 substantially coincides with the horizontal position in the figure. Thereby, the water passage space 16 is formed along the outer peripheral portion 70a of the drainage facility 70. Then, the RA sheet 66 is laid on the heat insulating material 50, the end portion of the RA sheet 66 is hung along the edge 50a around the drainage facility 70 of the heat insulating material 50, and the RA sheet 66 overlaps and hangs down. To form. Further, the raising material 52 is laid on the RA sheet 66 on the heat insulating material 50, and at this time, the edge 52a around the drainage facility 70 (raising portion 74) of the raising material 52 is brought into close contact with the outer peripheral portion 70a.
Finally, as shown in FIG. 1(b), a holding concrete 54 is placed on the raised material 52 to a height substantially the same as the upper end of the drainage basin 70A to be cured.

Now, FIG. 4 shows an application example of the water collecting system 10 for the waterproof floor according to the embodiment of the present invention to the drain drain 70B with the inspection lid 88 installed on the waterproof floor 30 as the drainage facility 70. .. 4A is a plan view and FIG. 4B is a cross-sectional view, but FIG. 4A shows a state before a layer above the protective concrete 46 of the laminated structure 42 is laminated. Has been done.
The waterproof floor 30 of FIG. 4 has the same laminated structure 42 as the waterproof floor 30 shown in FIG. The drainage drain 70B with the inspection lid 88 is installed mainly for draining water that has penetrated into the laminated structure 42, and includes a drain body 84 and a tubular body 86. The drain body 84 is embedded in the floor slab 40, and has a plurality of slits and holes on the upper surface thereof. A tubular body 86 is installed on the drain main body 84 so as to pass through the laminated structure 42, and an inspection lid 88 attached to the upper end of the tubular body 86 has substantially the same height as the top surface of the presser concrete 54. Is located in. The drainage drain 70B with the inspection lid 88 has a substantially tubular shape as a whole, and its outer peripheral portion 70a, in the present embodiment, the outer peripheral portion near the lower end of the tubular body 86, or the lower end of the tubular body 86 and the drain body 84. A plurality of drain holes 80 are provided between the upper end and the upper end.

The plurality of water pipes 14 that configure the water collection structure 12 are installed in the present embodiment, one end 14a of each of the plurality of water pipes 14 is directed toward the drain drain 70B, and a space is provided around the drain drain 70B. It is installed radially. The water passage space 16 is provided so as to communicate with the plurality of water drain holes 80 along the outer peripheral portion 70a of the drainage drain 70B with the inspection lid 88. Further, the partitioning member 20 extends annularly so as to surround the periphery of the plurality of water pipes 14 in a mode in which it is close to the other ends 14b of the plurality of water pipes 14 just above the waterproof material 44. In the present embodiment, a rectangular ring shape is formed according to the arrangement form of the four water pipes 14. Further, the partition member 20 has four portions 20a adjacent to the other end 14b of the water pipe 14 removed, thereby forming an introduction space 24 communicating with the opening of the other end 14b of the water pipe 14. ing.

The water collecting system 10 of the waterproof floor having the water collecting structure 12 having the configuration shown in FIG. 4 is substantially the same as the construction procedure shown in FIGS. 2 and 3 except for the treatment of the edge of the waterproof material 44 around the drain drain 70B. It is constructed according to the procedure. The edge of the waterproof material 44 around the drain drain 70B is not closed by the waterproof stopper 60, but is processed according to the configuration of the drain drain 70B used. For example, the edge of the waterproof material 44 around the drain drain 70B is sandwiched by a holding structure provided on the peripheral edge of the upper end of the drain main body 84 to perform sealing processing.

Next, FIG. 5 is a plan view of a production facility for food and the like provided on the second floor and above, showing an example of an installation layout of the waterproof floor 30 according to the embodiment of the present invention. As shown in the figure, in this facility, as a plurality of drainage facilities 70, a plurality of (19 in the illustrated range) drainage basins 70A and a plurality of (6 in the illustrated range) drainages are provided at positions as necessary. A drain 70B is installed. Then, the water collecting structure 12 of the water collecting system 10 of the waterproof floor as described above is applied to each of the drainage basin 70A and the drainage drain 70B. In such a facility, the number of drainage facilities 70 to be installed and the location of the drainage facilities 70 are set according to the layout of the equipment, the amount of wastewater generated, and the like.

Here, the water collecting system 10 for the waterproof floor according to the embodiment of the present invention is not limited to the configuration shown in FIGS. 1 to 4, and may have another configuration. For example, the laminated structure 42 of the waterproof floor 30 may not include the protective concrete 46, may include the cushioning material 48 in one layer, and may include layers other than those illustrated. Further, the plurality of water pipes 14 may have any number and arrangement as long as they are radially arranged around the drainage facility 70 at intervals with each other so that one ends 14a thereof are directed to the drainage facility 70. .. Further, the removal site 20a of the partition member 20 may be located not only at a position close to the other end 14b of the water pipe 14 but also at another position. Further, if the water collecting system 10 for the waterproof floor according to the embodiment of the present invention guides the water that has permeated into the laminated structure 42 to the drain hole 80 of the drainage facility 70, it is extremely extreme. It may be configured by another element other than the plurality of water passages 14 and the water passage space 16.

By the way, according to the embodiment of the present invention having the above-mentioned configuration, the following operational effects can be obtained. That is, as shown in FIGS. 1 and 4, the waterproof floor water collection system 10 according to the embodiment of the present invention is mainly intended for the waterproof floor 30 used on the second floor and above. The floor 30 includes a laminated structure 42 in which at least a waterproof material 44, a cushioning material 48, and a holding concrete 54 are laminated on a floor slab 40 from the lower layer side. Further, in the waterproof floor 30, a roughly cylindrical drainage facility 70 for draining water flowing on the laminated structure 42 and/or water permeated into the laminated structure 42 penetrates the laminated structure 42. And at least one is installed. This at least one drainage facility 70 is provided with a drainage hole 80 in the outer peripheral portion 70a for taking in water from the outside.

The water collecting system 10 for the waterproof floor 30 as described above includes the water collecting structure 12 provided for at least one drainage facility 70. The water collecting structure 12 is for guiding the water that has penetrated to a layer above the waterproof material 44 in the laminated structure 42 of the waterproof floor 30 to the drain hole 80 provided in the outer peripheral portion 70 a of the drainage facility 70. It is a thing. Thus, the water that has penetrated into the laminated structure 42 of the waterproof floor 30 can be guided to the drainage hole 80 of the drainage facility 70 via the water collection structure 12, and thus the drainage facility 70 can be passed through the drainage hole 80. Can be drained from. Moreover, since the water collecting structure 12 is provided for each drainage facility 70, in the waterproof floor 30 in which the plurality of drainage facilities 70 are installed, among the plurality of drainage facilities 70, the nearby drainage facility 70 and a position where it easily flows. The permeated water can be drained from the drainage facility 70 in. In this way, the water that has penetrated into the waterproof floor 30 can be efficiently drained.

Further, in the water collecting system 10 of the waterproof floor according to the embodiment of the present invention, the water collecting structure 12 includes the plurality of water passages 14 and the water passage space 16, and the plurality of water passages 14 are waterproof. The laminated structure 42 of the floor 30 is arranged directly above the waterproof material 44. Further, as can be seen in FIGS. 1( a) and 4 (a ), the plurality of water pipes 14 are arranged around the drainage facility 70 in a manner in which one end 14 a of each of them is directed to the drainage facility 70 in a plan view. Radially arranged at intervals. Here, in the laminated structure 42 of the waterproof floor 30, the layer laminated on the waterproof material 44 (protective concrete 46 in the illustrated embodiment) is located above the water pipe 14 at the position where the water pipe 14 is arranged. At the position where the water pipes 14 are not laminated, they are laminated directly on the waterproof material 44. As a result, it is possible to provide a flow path by the water pipe 14 for water that has penetrated to the top of the waterproof material 44 in the laminated structure 42 of the waterproof floor 30.

On the other hand, the water passage space 16 is provided along the outer peripheral portion 70 a of the drainage facility 70 so as to communicate with the drainage hole 80 of the drainage facility 70. More specifically, as shown in FIG. 3( d ), the water passage space 16 is at least a space between the outer peripheral portion 70 a of the drainage facility 70 and the edge 44 a of the waterproof material 44 around the drainage facility 70, and It is provided so as to include a space between the outer peripheral portion 70a of the drainage facility 70 and one end 14a of each of the plurality of water pipes 14 facing the drainage facility 70. Thereby, the one end 14a of each of the plurality of water pipes 14 and the drain hole 80 of the drainage facility 70 are communicated with each other through the water-passing space 16 without blocking the drainage hole 80 of the drainage facility 70 with the waterproof material 44. Can be made Therefore, the permeated water that has passed through the water pipe 14 is further drained from the drainage facility 70 through the water passage space 16 and the drain hole 80. Therefore, a flow path that flows from the other end 14b of the water pipe 14 to the one end 14a is formed, and the flow of water that has permeated the waterproof floor 30 is promoted, so that the permeated water can be efficiently drained.

Furthermore, in the water collecting system 10 for the waterproof floor according to the embodiment of the present invention, as shown in FIGS. 1B and 4B, the protective concrete 46 is provided between the waterproof material 44 and the cushioning material 48. The waterproof floor 30 having the laminated laminated structure 42 is intended, and therefore, the protective concrete 46 is laminated on the plurality of water pipes 14 and the waterproof material 44. In addition to the above-mentioned space, the water passage space 16 of the water collecting structure 12 includes the outer peripheral portion 70a of the drainage facility 70 and the edge 46a of the protective concrete 46 around the drainage facility 70, as shown in FIG. 3D. It includes the space between and. As a result, the water passage space 16 spreads upward along the outer peripheral portion 70a of the drainage facility 70, so that water that has permeated between the cushioning material 48 (the heat insulating material 50) and the protective concrete 46 and into the protective concrete 46 is penetrated. Through the edge 46a of the protective concrete 46 around the drainage facility 70, and the water that has penetrated into the cushioning material 48 from the lower surface of the cushioning material 48 (bulking material 52) located above the water passage space 16. It can be made easy to flow into the space 16. Moreover, the RA sheet 66 is laid between the cushioning material 48 (heat insulating material 50) and the protective concrete 46, and the end portion of the RA sheet 66 hangs down along the edge 46a around the drainage facility 70 of the protective concrete 46. The presence of the water in the cushioning material 48 makes it easier for the water that has penetrated into the cushioning material 48 to flow into the water passage space 16.

Further, as shown in FIGS. 1 and 4, the water collecting structure 12 includes a partition member 20 in addition to the plurality of water pipes 14 and the water collecting space 16, and the partition member 20 is provided immediately above the waterproof material 44. Each of the plurality of water pipes 14 is adjacent to the other end 14b and extends annularly so as to surround the plurality of water pipes 14. The partition member 20 has the same height as the thickness of the protective concrete 46, so that the protective concrete 46 is separated by the partition member 20 from the inside 46b and the outside where the drainage facility 70 and the plurality of water pipes 14 are arranged. It is divided into 46c. By disposing such a partition member 20, it is possible to facilitate the flow of water that has penetrated into the laminated structure 42 up to the top of the waterproof material 44 along the partition member 20.

Further, the partition member 20 has at least a portion 20a adjacent to the other end 14b of each of the plurality of water passages 14 removed. Thereby, the introduction space 24 that communicates with the opening of the other end 14b of each of the plurality of water passages 14 is formed at the position where the partition member 20a before removal was present. Therefore, inside and outside the partition member 20, the permeated water flowing along the partition member 20 on the waterproof material 44 and the permeated water that has permeated to the buffer material 48 located above the introducing space 24 are passed through the introducing space 24. , And can be guided to the water pipe 14 from the opening of the other end 14b. Therefore, the flow from the water pipe 14 through the water space 16 to the drainage facility 70 can be further promoted, and the permeated water can be drained more efficiently.

Further, the water collecting system 10 for the waterproof floor according to the embodiment of the present invention has the laminated structure 42 in which the waterproof material 44, the protective concrete 46, the heat insulating material 50, the raising material 52, and the holding concrete 54 are laminated from the lower layer side. It is intended for the waterproof floor 30 having. Then, as shown in FIG. 3D, the water passage space 16 further includes a space provided between the outer peripheral portion 70 a of the drainage facility 70 and the edge 50 a of the heat insulating material 50 around the drainage facility 70. It is a waste. As a result, the water passage space 16 further expands upward along the outer peripheral portion 70a of the drainage facility 70, so that the water that has permeated between the raising material 52 and the heat insulating material 50 and into the heat insulating material 50 is insulated from the heat insulating material. It is possible to facilitate the flow of water that has permeated into the raising member 52 from the edge 50a around the drainage facility 70 of 50 from the lower surface of the raising member 52 located above the water passing space 16 to the water passing space 16. it can. Moreover, the RA sheet 66 is laid between the padding material 52 and the heat insulating material 50, and the end portion of the RA sheet 66 hangs down along the edge 50a around the drainage facility 70 of the heat insulating material 50, thereby raising the padding. The water that has penetrated into the material 52 can be made to flow more easily into the water passage space 16. Therefore, it becomes possible to further promote the drainage of the permeated water.

On the other hand, the waterproof floor 30 according to the embodiment of the present invention includes the water collecting system 10 for the waterproof floor as described above, the laminated structure 42, and at least one drainage facility 70, and the at least one drainage facility 70. As shown in FIG. 1, it includes at least one drainage basin 70A. The drainage basin 70A is installed mainly for draining water flowing over the laminated structure 42, and such water is provided in the upper lid 76 installed at substantially the same height as the upper surface of the laminated structure 42. It is taken into the inside of the drainage basin 70A through the slits and holes and drained. Further, a plurality of drainage holes 80 are provided on the outer peripheral portion 70a of the drainage basin 70A, and the water that has permeated the laminated structure 42 is taken into the drainage basin 70A through the drainage holes 80 and drained. It As a result, not only the water flowing over the laminated structure 42 but also the water that has penetrated into the laminated structure 42 can be efficiently drained through the drainage basin 40A.

Further, the waterproof floor 30 according to the embodiment of the present invention includes, as the drainage facility 70, at least one drainage drain 70B as shown in FIG. 4 in addition to at least one drainage basin 70A. The drainage drain 70B is installed mainly for draining water that has penetrated into the laminated structure 42, has a smaller amount of drainage compared to the drainage basin 70A, and mainly performs drainage by the drainage basin 70A to perform auxiliary drainage. It is a thing. A plurality of drainage holes 80 are provided in the outer peripheral portion 70a of the drainage drain 70B, and water that has permeated the laminated structure 42 is taken into the drainage drain 70B through the drainage holes 80 and drained. Both of the drainage drain 70B and the drainage basin 70A are installed at the position of the waterproof floor 30 suitable for each purpose, as shown in FIG. Also, the water that has penetrated into the laminated structure 42 can be drained more efficiently.
On the other hand, the water collecting method on the waterproof floor according to the embodiment of the present invention is performed by using the water collecting system 10 on the waterproof floor as described above, and thus is equivalent to the water collecting system 10 on the waterproof floor. It is possible to obtain the action and effect.

10: Water collection system of waterproof floor, 12: Water collection structure, 14: Water passage pipe, 14a: One end, 14b: Other end, 16: Water passage space, 20: Separation member, 20a: Removal site, 24: Introduction space, 30: waterproof floor, 42: laminated structure, 44: waterproof material, 44a: edge around drainage equipment, 46: protective concrete, 46a: edge around drainage equipment, 46b: inside, 46c: outside, 48: cushioning material, 50 : Heat insulating material, 50a: Edge around drainage equipment, 52: Raising material, 54: Holding concrete, 70: Drainage equipment, 70a: Outer peripheral portion, 70A: Drainage basin, 70B: Drainage drain, 80: Drainage hole

Claims (7)

A schematic tube for draining water flowing over the laminated structure and/or water permeated into the laminated structure, which has a laminated structure in which at least a waterproof material, a cushioning material, and a holding concrete are laminated from the lower layer side. Is a waterproof floor water collection system in which at least one drainage facility is installed through the laminated structure,
For guiding water, which is provided for each of the at least one drainage facility and has penetrated into the laminated structure above the waterproof material, to a drain hole provided at an outer peripheral portion of the at least one drainage facility , water collecting structure seen including,
The water collecting structure includes a plurality of water passages arranged directly above the waterproof material, and a water passage space provided along the outer peripheral portion of the at least one drainage facility so as to communicate with the water drain hole. Including,
The plurality of water pipes, in a plan view, with one end of each is directed to the at least one drainage facility, are radially arranged at intervals around the drainage facility,
The water passage space is at least a space between an outer peripheral portion of the at least one drainage facility and an edge of the waterproof material around the at least one drainage facility, and an outer peripheral portion of the at least one drainage facility. And a water collection system for a waterproof floor, which is provided so as to include a space between each of the plurality of water passages and the one end . The laminated structure includes protective concrete laminated between the waterproof material and the cushioning material,
The water passage space includes a space provided between an outer peripheral portion of the at least one drainage facility and an edge of the protective concrete around the at least one drainage facility,
The water collection structure, immediately above the waterproof material, in proximity to the other end of each of the plurality of water pipes, extends annularly so as to surround the periphery of the plurality of water pipes, the protective concrete, Including a partition member that divides the drainage facility and the plurality of water pipes into an inner side and an outer side,
An introduction space communicating with the opening of the other end of each of the plurality of water passage pipes is formed by removing at least a portion of the partition member adjacent to the other end of each of the plurality of water passage pipes. The water collecting system for a waterproof floor according to claim 1 , wherein the water collecting system is provided. The laminated structure includes, as the cushioning material, a heat insulating material and a raising material from the lower layer side,
The water passage space, the and the outer peripheral portion of at least one drainage, the heat insulating material, claim 2, wherein the containing space provided between the edge around at least one drainage Waterproof floor water collection system. A water collecting system for the waterproof floor according to any one of claims 1 to 3, the laminated structure, and the at least one drainage facility,
A waterproof floor, characterized in that, as the at least one drainage facility, at least one drainage basin is installed mainly for draining water flowing over the laminated structure. The waterproof floor according to claim 4, wherein the at least one drainage facility further includes at least one drainage drain that is installed mainly for draining water that has penetrated into the laminated structure. A schematic tube for draining water flowing over the laminated structure and/or water permeated into the laminated structure, which has a laminated structure in which at least a waterproof material, a cushioning material, and a holding concrete are laminated from the lower layer side. A drainage facility in the form of water is a method for collecting water on a waterproof floor which is installed through at least one of the laminated structures,
For each of the at least one drainage facility, water for infiltrating into the laminated structure above the waterproof material is guided to a drain hole provided in an outer peripheral portion of the at least one drainage facility, Water structure ,
As a part of the water collecting structure, a plurality of water pipes are arranged immediately above the waterproof material, and a water passage space is provided along the outer periphery of the at least one drainage facility so as to communicate with the water drain hole. Provided,
When arranging the plurality of water passages, in a plan view, one end of each of the plurality of water passages is directed to the at least one drainage facility, and is arranged radially around the drainage facility with a space therebetween. Then
When providing the water passage space, at least a space between an outer peripheral portion of the at least one drainage facility and an edge of the waterproof material around the at least one drainage facility, and the at least one drainage facility. A method for collecting water on a waterproof floor, characterized in that it is provided so as to include a space between an outer peripheral portion of the water pipe and the one end of each of the plurality of water pipes . The laminated structure includes protective concrete laminated between the waterproof material and the cushioning material,
When the water passage space is provided, it is provided so as to include a space between the outer peripheral portion of the at least one drainage facility and the edge of the protective concrete around the at least one drainage facility,
As a part of the water collecting structure, immediately above the waterproof material, in the vicinity of the other end of each of the plurality of water pipes, and extending in an annular shape so as to surround the periphery of the plurality of water pipes, the protection The concrete is installed with a partition member that partitions the drainage facility and the plurality of water pipes into an inner side and an outer side,
By removing at least a portion of the partition member that is close to the other end of each of the plurality of water passage pipes, an introduction space communicating with the opening of the other end of each of the plurality of water passage pipes is provided. The method of collecting water on a waterproof floor according to claim 6, wherein.

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