JP3234516B2 - Drainage unit and drainage structure of building opening using the same - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drainage unit provided on an outdoor side or a water place side along an opening of a building such as an entrance of a building or an entrance of a water place in the building, and a building opening using the same. It relates to the drainage structure of the part.

[0002]

2. Description of the Related Art It is known that a drainage groove is formed along a door or a sliding door on an outdoor floor at a doorway of a building or the like, and is covered with a grating. In this case, the drain ditch is formed with a step having a step for placing the grating on the concrete skeleton constituting the floor, and the inside is finished with waterproof mortar. At that time,
Attach the drain fitting to the drain pipe that was set up at the bottom of the drain,
The surrounding area (flange) is filled with waterproof mortar in the drainage fitting.

On the other hand, when the grating frame and the door frame are arranged close to each other, the gap between the grating frame and the door frame is taken into consideration in consideration of drainage around the door. Processed by caulking etc.

[0004]

In such a conventional drainage ditch, plastering work and plumbing work are required, and caulking work is required depending on the site. There was a problem that it took time and a long construction period.

The present invention provides a drainage unit which can be easily constructed in a short period of time, and at that time, a building opening capable of improving drainage between the building opening and the drainage unit. Its purpose is to provide a drainage structure for the department.

[0006]

In order to achieve the above object, a drain unit according to the present invention is a drain unit provided to be embedded in a skeleton along an opening of a building, and has a substantially "U" shape. A groove-shaped member having a cross section,
A drain groove body comprising a fore member closing both ends in the longitudinal direction , a grating covering the upper end of the groove-shaped member , a receiving member interposed between the drain groove body and the grating to receive the grating, and a drain groove body and a setting only was drained fitting, the small member, on the upper and lower respectively bent outward
It has a bent part and a lower bent part, and the upper bent part has a receiving part.
Material is placed on the lower bend, and a small
At least three legs are attached .

According to this structure, since the drain groove unit is provided with the drain groove main body, the grating, the receiving member, and the drain metal fitting, if these are assembled in a factory, it is only necessary to install them on the frame at the site. , without the need and the child the construction work across multiple industries, it is possible to easily applying a drainage ditch with a grating. In addition, quality stabilization and product standardization can be achieved. Further, measures against water leakage due to the occurrence of cracks and the like can be easily dealt with by replacing the unit.

In this case, it is preferable that a buffer member is interposed between the grating and the receiving member.

According to this configuration, even if a person or the like is placed on the grating, no unpleasant rattling sound is generated.

[0010]

[0011]

[0012] In these cases, the apparatus further comprises an anchor member for anchoring the drain groove main body to the skeleton side, and the anchor member is attached to a side portion of the drain groove main body so as to be movable in a longitudinal direction thereof. Is preferred.

According to this structure, the drain groove unit itself can be prevented from being inclined or displaced, and the anchor member can be freely positioned with respect to the insert on the skeleton side and fixed thereto. be able to.

In these cases, it is preferable that each support leg is configured so that the level of each part of the drain groove main body can be adjusted.

According to this configuration, by adjusting the height of each leg, it is possible to easily and quickly adjust the height with respect to the floor finish surface and the drain gradient of the drain groove main body.

Further, the drainage structure for a building opening according to the present invention comprises:
The drainage unit according to any one of claims 1 to 4 , wherein the drainage structure is a drainage structure of a building opening disposed along a fitting attached to the opening, wherein an upper surface of the drainage unit is a lower frame of the fitting. The drain unit is arranged at substantially the same level as the upper surface, and the drain unit is configured to be able to receive drain from a fitting.

According to this configuration, since the drainage from the fitting is received by the drainage unit, the drainage does not enter the room. In addition, since the upper surface of the drainage unit is disposed at substantially the same level as the upper surface of the lower frame of the fitting, there is no step inside and outside the room, so that the lower frame of the fitting does not hinder access.

Further, the drainage structure for an opening of a building according to the present invention comprises:
Culvert unit according to any one of claims 1 to 4, in one side wall portion of the receiving member, a drainage structure of a building opening that is additionally provided on the lower frame of the fittings provided in the opening, For the drain hole connected to the base surface of the lower frame, the upper end of the portion corresponding to at least the drain hole of one of the side walls,
It is characterized by being formed to be the same or a lower level.

According to this structure, water such as rainwater sprayed on the fitting at the opening flows down the base surface of the lower frame along the surface of the fitting. Further, the water stored on the base surface flows into the drain groove unit from the drain hole of the lower frame, over the upper end of the side wall of the receiving member. That is, since the upper end of the side wall portion of the receiving member is formed at the same or lower level with respect to the drain hole, rainwater on the fitting side is smoothly guided to the drainage unit by natural flow, and is directed to the indoor side. No intrusion.

In this case, it is preferable that a protruding portion that abuts from below on the lower end surface of the lower frame extends from the side wall portion on the lower frame side of the receiving member.

According to this structure, the lower wall side of the receiving member abuts against the front end surface of the lower frame, and the abutting portion of the receiving member abuts against the lower end surface of the lower frame. Can be accurately attached to a fitting in a positioning state. Therefore, leakage of rainwater from the gap between the drainage unit and the fitting can be minimized.

[0022]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A drain unit according to an embodiment of the present invention will be described below with reference to the accompanying drawings. This drainage unit is designed to minimize the steps by making the indoor floor, the lower frame of the fittings, and the outdoor terrace upper surfaces flush with each other. It is provided as. As shown in an exploded perspective view of FIG. 1, the drain groove unit 1 includes an upper grating 2, a grating receiving frame (receiving member) 3 for receiving the grating 2, and a lower drain groove main body 4. The grating 2 is made of stainless steel or the like, and is formed by a plurality of vertical members 21 arranged at equal intervals in parallel with each other and three horizontal members 22 connecting the plurality of vertical members 21. ing.

The grating receiving frame 3 is made up of the grating 2
Is a frame that is placed in a state where it is fitted, and is made of stainless steel or the like. Each part of the grating receiving frame 3 is formed in an “L” cross section by the side piece 25 and the lower piece 26, and the upper end of each side piece 25 is substantially flush with the upper surface of the placed grating 2. It is extended to become one.
A cushioning member 5 such as rubber is laid on the upper surface of the lower piece 26, and the grating 2 is mounted on the cushioning member 5. Thereby, rattling of the grating 2 can be suppressed, and rattling noise of the grating 2 can be prevented.

The drain groove main body 4 has a groove member 6 having an open top, and small plates 7 closing the both ends in the longitudinal direction of the groove member 6, respectively.
A pair of anchor plates 8 is attached to the side surface of, and a drainage fitting 9 is attached to the bottom surface. The channel member 6
As shown in FIG. 2, a pair of side plates 31, 31 having a substantially “C” -shaped cross-section, and a bottom plate having a substantially “V” -shaped cross-section provided between the pair of side plates 31, 31. With the part 32, the inner surface is integrally formed so as to have a substantially "U" -shaped drain groove, and is formed of, for example, an extruded aluminum alloy material. The bottom plate 32 may be formed flat or may be curved.

Each of the fore-edge plates 7 has an upper bent portion 33 and a lower bent portion 34, each of which is vertically bent outward at right angles, and has the same width and height as the width and height of the channel member 6. It is formed in the size of. Although not shown, a sealing member such as a rubber seal is interposed between each of the fore-edge plates 7 and the fore-end of the channel-shaped member 6, thereby forming a box-shaped watertight drain groove main body 4. In each of the upper bent portions 33, rising tongue pieces 35, 35 are extended at two places with a corner portion interposed therebetween.
The grating 2 is positioned by the rising tongue piece 35 and placed on the drain groove main body 4. Preferably, a sealing material such as a sealer is provided on the upper surface of the drain groove main body 4 on which the grating 2 is placed.

On the other hand, a pair of bolts 10, 10 are screwed downward at both ends of each lower bent portion 34, so that the height of the drain groove unit 1 can be adjusted by these bolts 10. Has become. That is, at the lower four corners of the drainage groove unit 1, bolts 10 for height adjustment which also serve as supporting legs of the drainage groove unit 1 are provided. The height of the upper surface of the grating 2 is adjusted, and the drain gradient of the bottom surface of the drain groove main body 4 toward the drain metal fitting 9 is adjusted.

As shown in FIG. 2, each anchor plate 8 is attached so as to be inscribed on the inner surface of the side plate portion 31 of the channel member 6, and is formed in a U-shaped cross section.
Each anchor plate 8 is slidably mounted in the longitudinal direction of the side plate portion 31 and has a fixing screw 36 provided at the center thereof.
Thereby, it is fixed to the side plate portion 31 so as to be stretched. Each anchor plate 8 has a connection piece 37 formed by cutting and raising a central portion, and this connection piece 37 is welded to a metal fitting 52 extending from a concrete skeleton 51 described later.

In this case, the lower half is connected to the concrete frame 51.
The anchor plate 8 is welded to the insert 52 by abutting the anchor plate 8 against the insert 52 embedded in the base member, and then the anchor plate 8 is fixed to the side plate portion 31 of the channel-shaped member 6 by the fixing screw 36. As described above, since the drain groove unit 1 is fixed to the concrete skeleton 51 via the anchor plate 8, the drain groove unit 1 is inclined or displaced in the installation groove 53 of the concrete skeleton 51. Can be prevented.

The drain metal fitting 9 is composed of a metal fitting body 38 and a perforated plate (filter) 39, and is attached to one end of the bottom plate 32 of the drain groove main body 4 in consideration of the flow of drain water.
As shown in FIG. 2, the bottom plate portion 32 for attaching the drainage fitting 9 is provided.
The bracket main body 38 is attached to the part in a watertight manner.
It should be noted that, as shown in FIG.
If the portion 2 is not flat, it is preferable to draw this portion circularly and attach the drainage fitting 9. A drain pipe 54 is connected to the downstream end of the fitting body 38. The rainwater that has flowed down from the grating 2 to the drain groove main body 4 flows from the drain groove main body 4 to the drain metal fitting 9, and is guided to an outdoor drain basin or the like via the drain pipe 54.

Here, a method of installing the drainage unit 1 will be briefly described with reference to FIGS. Both figures show the opening B facing the terrace A, and the floor C on the indoor side, the upper end of the lower frame Da of the terrace window D, and the upper surface of the terrace A are formed flush with each other, and are barrier-free. It is designed. The drain groove unit 1 has the same length as the width of the terrace window D, and is arranged along the terrace window D at a position immediately adjacent to the terrace window D.

In this case, the construction of the drainage unit 1 is performed in parallel with the construction of the terrace A. First, the concrete skeleton 51 of the terrace A is cast. At this time, the installation groove 53 is formed in the installation portion of the drain groove unit 1, and a deposit 52 for anchoring the drain groove unit 1 is embedded. deep. Further, the drain pipe 54 is set up toward the installation groove 53. When the curing of the concrete frame 51 is completed, the drain groove unit 1 is installed in the installation groove 53 such that the drain metal fitting 9 is inserted into the drain pipe 54. Next, the level of the drain groove unit 1 is adjusted between the height of the drain groove unit 1 and the lower frame Da of the terrace window D by the height adjusting bolt 10, and the drain gradient of the drain groove unit 1 itself is adjusted. Thereafter, the anchor plate 8 is welded to the insert 52. Subsequently, the cinder concrete 55 is cast on the concrete frame 51, and the drain unit 1 is buried. Lastly, the cinder concrete 55 is finished with the finishing mortar 56 and the tile 57 in consideration of the level with the drain unit 1.

As described above, according to the present embodiment, the grating 2, the grating receiving frame 3, the drain groove main body 4, and the drain metal fitting 9 are unitized. And the time can be significantly reduced. In addition, by manufacturing the groove-shaped member 6 that forms the main body of the drain groove main body 4 by using an extruded member, the drain groove units 1 having different lengths can be easily manufactured. Further, product standardization and quality stabilization can be achieved.

Next, a second embodiment of the present invention will be described with reference to FIG. In the drain groove unit 1 of this embodiment, the drain groove main body 4 and the grating receiving frame 3 are integrally formed, and these are formed of an extruded aluminum alloy material. The upper and lower ends of each anchor plate 8a are bifurcated, and the bifurcated portions are slidably attached to the drainage groove body 4 so as to be inserted into outer pieces of the side plate 31. Further, a drainage fitting 9 is attached to one of the fore-edge plates 7 to drain horizontally.

FIG. 4 shows a state in which the drain unit 1 is installed on a terrace. The drain from the drain unit 1 is drained from a drain pipe 54 laid on the concrete frame 51.
To the downspout. As described above, the drain main body 4
And the grating receiving frame 3 are integrally formed,
The number of parts can be reduced, the number of assembling steps can be reduced, and the cost can be reduced.

Next, a third embodiment of the present invention will be described with reference to FIG. In the drain groove unit 1 of this embodiment, the side plate portion 31a is formed hollow so that the drain groove main body 4 has strength. The drain body 4
A filter 11 is provided at a middle position inside the filter 11 in place of a plate of the drainage fitting 9. For this reason, the drain pipe 54 is attached to the fore-edge plate 7 by the simple metal fitting 12. On the other hand, instead of the anchor plate 8, a connection plate 13 is welded between the grating receiving frame 3 and the insert 52. Further, four blocks 14 for height adjustment are provided below the drain groove main body 4 instead of the bolts 10 for height adjustment.

In such a configuration, since the side plate portion 31a is formed in a hollow shape and a portion corresponding to the support leg of the drain groove unit 1 is formed by the block 14, the drain groove unit 1 receives the load from the upper side. , Sufficient strength. In addition, since the filter 11 is provided at the middle position of the drain groove main body 4, cleaning is facilitated, and clogging of the drain metal fitting 9 due to fallen leaves can be effectively prevented.

Next, a fourth embodiment of the present invention will be described with reference to FIGS. The drain groove unit 1 of this embodiment is different from the first to third embodiments in that the grating 2 is made of resin or the like, and the upper part of the drain groove unit 1 has a lower frame Da of a terrace window (fitting) D. It is attached to. In this case, grating 2
Has a frame and a portion corresponding to a vertical member integrally formed. Further, similarly to the second embodiment, the drain groove main body 4 and the grating receiving frame 3 are integrally formed by an extruded member or the like.

The side frame (side wall) 3a of the grating receiving frame 3 on the side of the terrace window D is connected to the lower frame Da of the terrace window D.
The drain groove unit 1 is attached to the terrace window D so as to contact the front end surface of the drain window. In the front plate portion Db of the lower frame Da of the terrace window D, there is formed a drainage hole Dd connected to the base surface Dc of the lower frame Da, and is disposed at a position lower than the drainage hole Dd (may be the same position). As described above, the side frame portion 3a is formed to be shorter than other frame portions. As a result, the water flows down to the base surface Dc and the drain hole Dd
Rainwater drained to the front and outdoor side from above is guided to the drain groove main body 4 over the side frame portion 3a.

The grating receiving frame 3 is integrally formed with an abutting piece (abutting portion) 3b extending toward the terrace window D side. The abutment piece 3b extends at a right angle from the lower portion of the side frame portion 3a, and is abutted against the lower frame Da of the terrace window D from below. Further, a dry seal member 41 such as a sealer is interposed between the abutment piece 3b and the lower end surface of the lower frame Da. That is, the drainage groove unit 1 is configured such that the abutting piece 3b is moved downward by the sealing member 41 so that the side frame portion 3a abuts against the front end surface of the lower frame Da from the front and the height of the bolt 10 is adjusted. From the lower frame Da. In addition, in order to further ensure this attached state, the side frame portion 3a may be screwed from the drain groove unit 1 side to the lower frame Da.

For this reason, water such as rainwater sprayed on the terrace window D is guided from the base surface Dc of the lower frame Da to the drain unit 1 through the drain hole Dd, and the terrace window D and the drain unit 1 No leakage from the gap. Therefore, even if the floor surface C on the indoor side, the upper end of the lower frame Da of the terrace window D, and the upper surface of the terrace A are flush with each other, the water is smoothly drained, and the water enters the indoor side. Can be effectively prevented. Further, water leaked from the gap between the terrace window D and the drain unit 1 does not cause a problem such as corrosion of the base E of the building. The side frame portion 3a of the grating receiving frame 3 on the side of the terrace window D may be formed so that only the portion facing the drainage hole Dd has a shorter length.

It should be noted that the drainage unit can be installed at an entrance door, a doorway of a parking lot, or the like, and further, can be installed at a water place such as a bathroom. On the other hand, the drain groove body may be made of resin or the like.

[0042]

As described above, according to the drain ditch unit of the present invention, the work can be carried out easily in a short period of time without the need for construction in a plurality of industries, and the construction period can be shortened. . Further, it is possible to stabilize the quality such as waterproofness and reduce the cost by standardizing the product.

According to the drainage structure for a building opening of the present invention,
Since there is no step inside and outside the room and the lower frame of the fitting does not disturb the entrance and exit, it is easy for the elderly and the disabled to enter and exit, and it is possible to enter and exit with a wheelchair or the like.

Further, according to the drainage structure for an opening of a building according to the present invention, it is possible to appropriately guide water or the like that has fallen on the fittings at the opening to the drainage ditch unit, thereby effectively invading rainwater or the like into the room. Can be prevented. Thereby, even when the indoor and outdoor floor levels (including fittings) are flat or have little difference, it is possible to make the drainage of the opening part excellent.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a drain groove unit according to a first embodiment of the present invention.

FIG. 2 is a longitudinal sectional view around an opening showing a state where the drainage unit according to the first embodiment is constructed.

FIG. 3 is a cross-sectional view around the opening showing a state in which the drainage unit according to the first embodiment is constructed.

FIG. 4 is a vertical sectional view around an opening showing a state where a drainage unit according to a second embodiment is constructed.

FIG. 5 is a longitudinal sectional view around an opening showing a state where a drainage unit according to a third embodiment is constructed.

FIG. 6 is a vertical sectional view around an opening showing a state where a drainage unit according to a fourth embodiment is constructed.

FIG. 7 is an exploded perspective view of a drain groove unit according to a fourth embodiment.

[Explanation of symbols]

Reference Signs List 1 drainage unit, 2 grating, 3 grating receiving frame, 3a side frame portion, 3b abutment piece, 4 drainage groove body, 5 buffer member, 6 grooved member, 7 small plate, 8 anchor plate, 9 drainage fitting, 10 Bolt, 31 side plate, 41 sealing member, 51 concrete frame, 52 mounting, 53 installation groove, A terrace,
B opening, D terrace window, Da lower frame, Dc base surface, Dd drain hole

Claims (7)

(57) [Claims] 1. A drainage unit provided to be embedded in a skeleton along an opening of a building, comprising: a groove -shaped member having a substantially “U” -shaped cross section;
A drain groove main body comprising a fore member closing both ends in a longitudinal direction, a grating covering an upper end of the groove-shaped member , and a receiving member interposed between the drain groove main body and the grating to receive the grating. , and a drainage fitting has set only is the drainage groove body, said small member, bent up and down on the outside, respectively Ueori
A bending portion and a lower bending portion, wherein the receiving member is placed on the upper bending portion,
The bent portion has at least three
A drainage ditch unit having a support leg attached . 2. The drain groove unit according to claim 1, wherein a buffer member is interposed between the grating and the receiving member. 3. An anchor member for anchoring the drain groove main body to the skeleton side, wherein the anchor member is attached to a side portion of the drain groove main body so as to be movable in a longitudinal direction thereof. The drain unit according to claim 1 , wherein the drain unit is provided. Wherein each support leg is culvert unit according to claim 1, 2 or 3, characterized in that the level of the units of the culvert body is adjustably configured respectively. 5. A culvert unit according to any one of claims 1 to 4, wherein a drainage structure of a building opening disposed along a fitting attached to the opening, of the drainage groove unit A drainage structure for a building opening, wherein an upper surface is disposed at substantially the same level as an upper surface of the lower frame of the fitting, and the drainage unit is configured to receive drainage from the fitting. 6. culvert unit according to any one of claims 1 to 4, in one side wall portion of the receiving member, building openings of which are additionally provided on the lower frame of the fittings provided on said opening In the drainage structure, the upper end of at least a portion of the one side wall portion corresponding to the drainage hole is formed at the same or lower level with respect to the drainage hole connected to the base surface of the lower frame. The drainage structure at the opening of the building. The side wall as claimed in claim 7, wherein said receiving lower frame side member, according to claim 6, characterized in that parts butting contact from below the lower end surface of the lower frame is extended Drainage structure at the opening of the building.