JP2002097693A - Drain structure in door frame installing part of waterproof floor pan - Google Patents

Abstract

PROBLEM TO BE SOLVED: To cope with waste water from a lower frame part of a door by the same kind of waterproof floor pan even if a door frame is erected in an edge part adjacent at a right angle to the waterproof floor pan. SOLUTION: Groove parts 5 for respectively fitting a lower frame 3 of the door frame 2 and a lower part of a baseboard 4 are formed along the edge part adjacent at a right angle to the waterproof floor pan 1, and both groove parts 5 are communicated by a corner groove part 6. A drain part 7 is arranged in the corner groove part 6. A lower part of the door frame 2 is fitted in the groove part 5 of one edge part adjacent at a right angle to the waterproof floor pan 1, and the lower part of the baseboard 4 is fitted in the groove part 5 of the other edge part. A drain passage 8 for flowing in water from an upper surface part of the lower frame 3 and draining water to the drain part 7 is arranged in the lower part of the door frame 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drainage structure at a door frame mounting portion of a waterproof floor pan.

[0002]

2. Description of the Related Art Conventionally, in order to make it barrier-free, a step is not formed at a lower frame portion of a door frame which is an entrance between a waterproof floor pan in a bathroom and a dressing room. In this way, when no step is formed at the lower frame of the door frame, which is the entrance between the waterproof floor pan of the bathroom and the dressing room, the water of the waterproof floor pan of the bathroom exceeds the lower frame of the door frame. However, there is a problem that the water flows out to the dressing room side. In order to solve this, conventionally, as shown in FIG. 7, a groove 3 'having a drainage portion 7' is formed at the standing position of the door frame 2 'of the waterproof floor pan 1', and the groove 3 'is formed. The lower frame 3 'of the door frame 2' is fitted to the bottom of the '
A water flow portion 13 'communicating with the hollow portion 12' is formed on the upper surface of the lower frame 2 'which has become 2', and a discharge hole 40 'is formed at a position opposite to the drainage portion 7' on the lower surface of the lower frame 3 '. The water formed on the upper surface of the lower frame 3 ′ flows from the flowing water 13 ′ to the hollow 1.
2 ', and from the hollow part 12' to the drain part 7 'through the discharge hole 40'. In the figure, reference numeral 41 'denotes the floor of the dressing room.

However, when the door frame 2 'is erected on the edge of the waterproof floor pan 1' as described above, FIGS.
As shown in (f), the standing position of the door frame 2 'on the edge of the waterproof floor pan 1' differs from site to site, and therefore, in the related art, the standing position of each door frame 2 'differs. It is necessary to prepare many types of waterproof floor pans 1 'in which the position of the drainage unit 7 differs for each thing, and there is a problem that the types of waterproof floor pans 1' increase.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above point, and even if the door frame is erected on the edge adjacent to the right angle of the waterproof floor pan, the door frame is not extended from the lower frame portion of the door. It is an object of the present invention to provide a drainage structure at a door frame mounting portion of a waterproof floor pan, which aims to be able to cope with the same type of waterproof floor pan.

[0005]

In order to solve the above-mentioned problems, a waterproof floor pan according to the present invention has a drainage structure at a door frame mounting portion. A groove 5 for fitting the lower frame 3 and the lower part of the skirting board 4 to the lower frame 3 is formed, and both the grooves 5 are communicated with the corner groove 6. The door frame 2 is inserted into the groove 5 at one end edge adjacent to the
The lower part of the baseboard 4 is fitted into the groove 5 at the edge of the other end, and water flows into the lower part of the door frame 2 from the upper surface of the lower frame 3 and drains to the drain part 7.
Is provided. With such a configuration, even if the door frame 2 is erected at any one of the edges adjacent to the waterproof floor pan 1 at right angles, the lower frame 3
Can be drained from a drain portion 7 provided in a corner groove portion 6 through a drain passage 8 provided in a lower portion of the door frame 2.

Further, the bottom of the groove 5 is recessed to form a lower groove 9 which is narrower than the groove 5, and the end of the lower groove 9 communicates with the corner groove 6, and the bottom of the corner groove 6 is connected to the lower groove. Preferably, it is at the same height as 9 or at a lower position. With such a configuration, when the door frame 2 is erected on the edge of the waterproof floor pan 1, it is erected at a position away from the corner portion, and the skirting board 4 is provided between the door frame 2 and the corner portion. Is provided, water from the upper surface of the lower frame 3 of the door frame 2 is drained to the drain portion 7 of the corner groove 6 through the lower groove 9 recessed at the bottom of the groove 5 into which the lower portion of the baseboard 4 is fitted. It can be drained.

Further, it is preferable to provide a check valve 10 in the drain section 7. With such a configuration, when the drain unit 7 for draining water from the upper surface of the lower frame 3 of the door frame 2 is connected to a drain pipe from a drain port provided in a bathtub or a waterproof floor pan. A large amount of drainage from bathtubs and waterproof floor pans
It can be prevented from overflowing from the back.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on embodiments shown in the accompanying drawings.

As shown in FIG. 1, grooves 5 are formed integrally with each other along a right edge of the waterproof floor pan 1 at right angles, and both grooves 5 are formed at corners of the waterproof floor pan 1 at corners. 6 are integrally formed to communicate with each other. The bottom of the groove 5 is recessed, and a lower groove 9 narrower than the groove 5 is formed in the longitudinal direction of the groove 5, and the end of the lower groove 9 communicates with the corner groove 6, The bottom of the corner groove 6 is at the same height as the lower groove 9 or at a lower position. At the bottom of the corner groove 6, a drainage pipe 7 a protrudes downward to form a drainage 7. A check valve 10 is provided in the drainage tube portion 7a.

The door frame 2 has two vertical frames 11 and an upper frame (not shown).
And a lower frame 3. The lower frame 3 has a hollow cylindrical shape and has a hollow portion 12 and a main body 14 connected to the main body 14 from the upper surface to one side. The main body 14 is provided with a running water portion 13 communicating with the hollow portion 12. Vertical frame 11 of door frame 2
At the lower end of the water passage 16 is communicated with the hollow portion 12 of the lower frame 3.
Is provided. The drainage passage 8 is constituted by the flowing water portion 13, the hollow portion 12, and the water passing portion 16 provided below the door frame 2. Here, the main part 1 of the main part 14 of the lower frame 3
4 in the direction orthogonal to the longitudinal direction and the main body 14
The width of the vertical frame 11 in the same direction as the width direction is substantially the same as the width of the groove 5 provided along the edge adjacent to the waterproof floor pan 1 at a right angle.

The skirting board 4 has an upper surface serving as a wall panel mounting portion 17, and a water return ridge 18 protrudes upward along one edge of the wall panel mounting portion 17. The width of the baseboard 4 in the direction orthogonal to the longitudinal direction is substantially the same as the width of the groove 5 provided along the edge of the waterproof floor pan 1 adjacent to the right angle.

The waterproof floor pan 1 as described above is used as a floor pan in a bathroom washing room.
As shown in FIG. 4, the lower part of the door frame 2 is fitted into the groove 5 of one of the edges adjacent to the waterproof floor pan 1 at right angles (that is, the main body 14 of the lower frame 3 and The door frame 2 is erected adjacent to the corner of the waterproof floor pan 1 (fitted with the lower part of the vertical frame 11), and the other edge of the edge adjacent to the waterproof floor pan 1 at a right angle. The lower part of the skirting board 4 is fitted into the groove 5. The lower end of a wall panel (not shown) is mounted on the wall panel mounting portion 17 on the upper surface of the baseboard 4. In this case, since the water return protrusion 18 protrudes upward along one edge of the wall panel mounting portion 17, even if water intrudes from the mounting portion of the wall panel, the water return protrusion is formed. 18 prevents further ingress of water.

An end of a drain pipe 19 is connected to a drain section 7 provided at a corner of the waterproof floor pan 1.

As described above, the lower part of the door frame 2 is fitted into the groove 5 of one of the edges adjacent to the waterproof floor pan 1 at a right angle to be adjacent to the corner of the waterproof floor pan 1. 2, the end of the drain passage 8 (water passage 16 provided at the lower end of the vertical frame 11) opens into the corner groove 6 of the corner of the waterproof floor pan 1 as shown in FIG. It communicates with the drainage part 7 provided in the corner groove part 6. Therefore, the water on the upper surface of the lower frame 3 of the door frame 2 enters the hollow portion 12 of the lower frame 3 from the flowing water portion 13 provided on the upper surface of the lower frame 3,
After that, the water is drained to the drain unit 7. That is, the water is drained to the drain part 7 by the drain passage 8 provided in the lower part of the door frame 2.

When the door frame 2 is disposed adjacent to the corner of the waterproof floor pan 1 as described above, the lower groove 9
It is not necessary to use the lower groove 9 at the end side of the door frame 2 and the skirting board 4 on the corner groove 6 side with a waterproof material 20 such as a packing material. Is prevented from flowing into the lower groove 9 side.

FIG. 2 shows a case in which the lower part of the door frame 2 is fitted into the groove 5 of one of the edges adjacent to the waterproof floor pan 1 at a right angle, and is built. As shown in FIG. 5, when the lower portion of the door frame 2 is fitted into the groove 5 of the other edge portion of the edge portions adjacent to the waterproof floor pan 1 at a right angle, the door frame 2 is erected. Are different,
A water passage 16 provided at the lower end of the vertical frame 11 on the opposite side to the above.
, And drains to the drain portion 7 through the drain passage 8 provided at the lower portion of the door frame 2 in the same manner as described above (that is, the lower frame 3 of the door frame 2). The water on the upper surface enters the hollow portion 12 of the lower frame 3 from the flowing water portion 13 provided on the upper surface of the lower frame 3 and drains to the drain portion 7 through the water passage portion 16).

Here, both vertical frames 11 of the door frame 2 are
A water passage 16 may be provided at each lower end of the
In this case, the water passage 16 at the lower end of the vertical frame 11 opposite to the drain 13 is shielded by a shielding member (not shown). Of course, the water passage 16 may be provided only on one of the vertical frames 11. In this case, one vertical frame 11
Two types of door frames 2 are prepared: a door frame 2 provided with a water passage 16 on the other side and a door frame 2 provided with a water passage 16 on the other vertical frame 11.

As shown in FIG. 6, the door frame 2 is located at a position away from the corner portion of the waterproof floor pan 1 on either side of both edges adjacent at right angles through the corner portion of the waterproof floor pan 1. When fitting into the groove 5 of the rim and building the door, the door frame 2
An outlet of the drain passage 8 is formed on the lower surface (the lower surface of the lower frame 3 or the lower surface of the vertical frame 11), and communicates with the lower groove 9 recessed at the bottom of the groove 5. The outlet formed at the lower surface of the door frame 2 is formed at the lower end of the vertical frame 11 instead of the outer surface of the vertical frame 11. Part is the outlet. The lower part of the skirting board 4 is fitted into the groove 5 between the door frame 2 and the corner groove 6, and the wall panel is mounted on the upper surface of the skirting board 4. The water that has flowed into the drain passage 8 flows into the lower groove 9, also flows through the lower groove 9 in the lower part of the skirting board 4, and is drained from the end of the lower groove 9 to the drain 7 provided in the corner groove 6. It is. In this case, the corner groove portion 6 of the baseboard 4 fitted into the groove portion 5 of the edge portion which is adjacent to the right angle via the corner groove portion 6 of the waterproof floor pan 1 and which is not on the side where the door frame 2 is erected. The lower groove 9 is closed below the lower end by a waterproof material 20 such as a packing material so that water flowing into the drainage section 7 is closed by the waterproof material 20.
So that it does not flow to the side.

By the way, in draining water from the drain pipe 19 connected to the drain portion 7 provided at the corner of the waterproof floor pan 1 to the drain main side, a drain pipe from a drain port provided in the bathtub or the waterproof floor pan 1 is provided. May be connected to the bathtub and the drainpipe for draining water from the waterproof floor pan 1 to drain to the drain main side. In this case, a large amount of drainage flows from the bathtub and the waterproof floor pan to the drainage line, so the drainage line →
There is a possibility that drainage may flow backward along the route of the drainage pipe 19 → the drainage part 7 and overflow from the drainage part 7, but in the present invention, even in such a case, the check valve 10 is provided to the drainage part 7. With the provision, it is possible to prevent the water from flowing backward from the drain portion 7 and overflowing.

[0020]

As described above, according to the first aspect of the present invention, the lower frame of the door frame and the lower portion of the baseboard are fitted along the edges adjacent to the right angle of the waterproof floor pan. And a groove for connecting the two grooves with a corner groove, a drainage part is provided in the corner groove, and the lower end of the door frame is fitted into the groove at one edge adjacent to the waterproof floor pan at a right angle, and the other edge is formed. The lower part of the skirting board is fitted into the groove of the lower frame, and a drain passage is provided at the lower part of the door frame to allow water to flow from the upper part of the lower frame and to drain to the drain part. Regardless of which edge of the door frame is erected, the water that has flowed to the upper surface of the lower frame can be drained from the drain provided in the corner groove through the drain passage provided in the lower part of the door frame. As a result, the door frame can be placed on the edge adjacent to the right angle of the waterproof floor pan. Can handle the same type of waterproof floor pan relative to the waste water from the lower frame portion of the door as the set,
The number of types of waterproof floor pans can be reduced, the manufacturing cost is reduced, and inventory management and the like are advantageous.

According to the second aspect of the present invention, in addition to the effects of the first aspect of the present invention, the bottom of the groove is recessed to form a lower groove narrower than the groove. Since the end of the groove communicates with the corner groove and the bottom of the corner groove is at the same height or lower position as the lower groove, when the door frame is erected on the edge of the waterproof floor pan, a position away from the corner is used. Even if a skirting board is arranged between the door frame and the corner part, water from the upper surface of the lower frame of the door frame passes through a lower groove formed in the bottom of the groove in which the lower part of the skirting board is fitted. Can be drained to the drain portion of the corner groove portion, and it is possible to cope with variously different door frame installation positions at the site.

According to the third aspect of the present invention, in addition to the effects of the first or second aspect of the present invention, since the check valve is provided in the drainage portion, the lower frame of the door frame is provided. Even if the drain for draining water from the upper surface of the tub is connected to the drainage pipe from the drain port provided in the bathtub or waterproof floor pan, a large amount of drainage from the bathtub or waterproof floor pan flows back from the drain. It can prevent overflow.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a corner portion of a waterproof floor pan according to an embodiment of the present invention.

FIG. 2 is a perspective view showing one construction state of the same.

FIG. 3 is a sectional view taken along line XX of FIG.

FIG. 4 is a sectional view taken along line YY of FIG.

FIG. 5 is a perspective view showing a corner portion of a waterproof floor pan according to another embodiment of the present invention.

FIG. 6 is a perspective view showing a corner portion of a waterproof floor pan according to still another embodiment of the present invention.

FIG. 7 is a cross-sectional view showing a drainage portion from a lower frame of a conventional door frame.

FIGS. 8 (a), (b), (c), (d), (e), and (f) are explanatory views showing a position where a door frame is built into a conventional waterproof floor pan.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Waterproof floor pan 2 Door frame 3 Lower frame 4 Baseboard 5 Groove 6 Corner groove 7 Drainage 8 Drainage passage 9 Lower groove 10 Check valve

Claims (3)

[Claims] 1. A groove for fitting a lower frame of a door frame or a lower part of a skirting board is formed along an edge adjacent to a right angle of a waterproof floor pan, and both grooves communicate with each other via a corner groove. The lower part of the door frame is fitted into the groove at one edge adjacent to the right angle of the waterproof floor pan, and the lower part of the baseboard is fitted into the groove at the other edge of the waterproof floor pan. A drainage structure at a door frame mounting portion of a waterproof floor pan, wherein a drainage passage for allowing water to flow in from a portion and draining to a drainage portion is provided. 2. A lower groove having a width narrower than that of the groove is formed by recessing the bottom of the groove, and an end of the lower groove communicates with the corner groove, and the bottom of the corner groove is at the same height as or lower than the lower groove. The drainage structure at a door frame mounting portion of a waterproof floor pan according to claim 1, wherein the drainage structure is a position. 3. The drainage structure at a door frame mounting portion of a waterproof floor pan according to claim 1, wherein a check valve is provided in the drainage portion.