JP5344368B2 - Drainage structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a bath module capable of draining unnecessary water generated in an auxiliary device mounted on the outside of the bath module onto a washing place with a simple structure. <P>SOLUTION: The bath module includes: a bathtub with a rim formed in the upper end edge; a waterproof pan for a washing place, which is formed adjacent to one side surface of the bathtub and where a bank is formed at the end part; a connection material for connecting the rim of the bathtub to the bank of the waterproof pan; a removable bath apron for clogging an opening which is formed between the bank of the washing place floor pan and the rim of the bathtub; and a drain pipe for guiding the unnecessary water generated in the auxiliary device to a through-hole formed in the connection material. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

  The present invention relates to a drainage structure for draining unnecessary water generated in an auxiliary device installed outside a unit bath.

  As a method of draining unnecessary water generated in an auxiliary device (an example of the auxiliary device is a heat pump type bathroom drying device or a bathroom sauna device) provided outside the unit bath into the unit bath, In Patent Document 1, a through-hole is formed in a wall panel of a unit bath located on the washing place side, and an end of a drainage portion is connected to the through-hole to drain on the washing floor.

  In general, in the structure that drains unnecessary water to the inside of the unit bath by drilling holes in the wall panel of the unit bath facing the washing area like the above drainage structure, the drainage part is exposed to the inside of the bathroom and the design is improved. There was a problem of making it worse.

Moreover, in patent document 2, although the method of draining unnecessary water in the bathtub side waterproof pan under a bathtub is proposed, the problem that it cannot implement in the case of a unit bath of a type without a bathtub side waterproof pan. was there.

Moreover, in patent document 3, although the method of connecting the downstream end part of a waste_water | drain part to a waste_water | drain trap is proposed, workability and maintainability are bad, and let an auxiliary | assistance apparatus be connected to the trap which may generate | occur | produce an odor. That is not preferable.
JP 2008-214909 A JP 2006-43164 A JP 2007-271196 A

  In view of the above-described problems, the present invention is provided outside the unit bath even when the through hole and the drainage portion are not exposed inside the bathroom and there is no bathtub-side waterproof pan under the bathtub. It is an object of the present invention to provide a drainage structure capable of draining unnecessary water generated in an auxiliary device onto a waterproof pan for a washing place.

According to one aspect of the present invention,
A drainage structure for draining unnecessary water generated in an auxiliary device installed outside the unit bath,
A bathtub with a rim formed on the upper edge;
A waterproof pan for washing, which is disposed adjacent to one side surface of the bathtub, and has a bank portion formed on an edge of the bathtub side;
A connecting material for connecting the rim part of the bathtub and the bank part of the waterproof pan for the washing place;
A removable bath apron that closes an opening formed between the bank portion of the waterproof pan for the washing place and the rim portion of the bathtub, and
A through hole is formed in the connecting material to connect the bathroom inner space and the bathtub back side space, and the unnecessary water generated by the auxiliary device is drained to the bathtub back space side of the through hole of the connecting material. The downstream end of the drain pipe part is connected in a watertight manner, and the unnecessary water is drained from the bathroom inner space side of the through hole,
A drainage structure is provided in which the bath apron is attached so as to cover the through hole of the connecting material from the inside of a bathroom .

According to the present invention, in the auxiliary device equipped on the outside of the unit bath even when the downstream end of the drainage portion is not exposed inside the bathroom and there is no bathtub-side waterproof pan under the bathtub. It is possible to provide a drainage structure that can drain the generated unnecessary water onto a waterproof pan for a washing place.

Embodiments of a unit bus according to the present invention will be described below with reference to the accompanying drawings. FIG. 1 is an overall perspective view of a unit bath when a bathroom drying device is installed on a ceiling panel as an example of the auxiliary device 8. The unit bath is provided with a waterproof pan 2 for the washing place and a bathtub 1 so as to be adjacent to the waterproof pan 2 for the washing place, and a bath apron is provided so that the opening of the bathtub 1 and the waterproof pan 2 for the washing place is watertightly closed. It is attached. Further, a wall panel is placed in a watertight and airtight manner on the outer periphery of the bathtub 1 and the waterproof pan 2 for a washing place, and a ceiling panel is placed in a watertight and airtight manner at the upper end of the wall panel. ing. In this way, a closed space is formed by the bathtub 1, the waterproof pan 2 for the washing place, the bath apron, the wall panel, and the ceiling panel.

  In addition, a door for entrance is attached to a part of the wall panel located on the washing place side, and a bathroom counter that protrudes from the wall panel facing the washing place side toward the inside of the unit bath is attached. .

Furthermore, in this invention, a pair of connection material 5a, 5b is attached so that a bathtub and a waterproof pan may be connected in the back side of a bath apron. Unnecessary water generated in the auxiliary device 8 is led into the unit bath through the drain pipe portion 6 through the through hole 7 formed in the connecting member 5a, and drained on the washing floor.

FIG. 2 is an exploded perspective view of main parts of the unit bus 9. As shown in FIG. 2, the unit bath of the present embodiment includes a bathtub 1 installed directly on a bathtub base, a waterproof pan 2 for a washing place installed at a position adjacent to the bathtub 1 on the washing stand base, and a bath. The apron main body 3 and the small bus apron 4 and a pair of connecting members 5a and 5b are divided and formed. Bathtub 1 has inner tank part 1a which can store bathtub water, and rim part 1b formed in the upper edge part perimeter of inner tank part 1a. It is a unit bath 9 in which wall installation portions for installing wall panels are formed on three sides of the rim portion 1b formed on the upper edge of the bathtub 1 except for the side adjacent to the waterproof pan 2 for the washing place. In this embodiment, the waterproof pan for bathtubs is not installed in the lower part of the bathtub 1.

  The division type unit bus as described above has a rational and simple configuration, and therefore has an advantage of low cost. In addition, there are merits such as on-site transportability, handling during installation, ease of maintenance, and easy response to the user's high-class feelings.

  On the upper surface of the waterproof pan 2 for the washing place, a downward slope is formed toward the drain outlet portion where the drain trap is installed. The water that has flowed down onto the waterproof pan for the washing place is guided to the drain outlet and discharged to the outside of the bathroom through the drain trap. Further, a bank part 2a for returning water is formed on the side of the bathtub 1 side of the waterproof pan 2 for the washing place. Furthermore, the recessed part 2b formed one step lower is formed in the waterproofing pan 2 for washing places in the both ends of the bank part 2a. In addition, it forms so that the water return formed higher than the recessed part 2b may remain in the bathtub 1 side rather than the recessed part 2b.

  At the end on the back side of the bathtub rim 1b located on the side of the waterproof pan 2 for the washing place, there are formed a front hanging portion that is suspended downward and a rib portion that is also suspended from the inside of the front hanging portion. Yes.

As shown in FIGS. 3, 4, 5, and 6, a pair of connecting members 5 a and 5 b are provided so as to connect the back side of the rim portion of the bathtub 1 and the upper portion of the bank portion of the washing place waterproof pan 2. It is attached. The pair of connecting members 5a and 5b are connected in a watertight manner at both ends of adjacent sides of the bathtub 1 and the waterproof pan 2 for a washing place. More specifically, the upper ends of the connecting members 5a and 5b are inserted between the front hanging portion and the rib portion of the bathtub 1, and the lower ends of the connecting members 5a and 5b are the waterproof pan 2 for the washing place. It is attached in the state fitted in the recessed part 2b formed in the bank part 2a. That is, the lower ends of the connecting members 5a and 5b are attached to the inside of the water return formed on the bank portion of the floor pan 2 for the washing place.

Further, as shown in FIGS. 3, 4, 5, and 6, one connecting member 5 a is provided with a through hole 7 for guiding a drain pipe portion 6 to be described later, and is fixed from the back side of the bathtub 1. The end of the drain pipe 6 is connected in a watertight manner by the band 8. This through-hole 7 is a hole for connecting the back side of the bathtub 1 and the interior space of the bathroom (waterproof pan 2 for the washing place) with the connecting member 5a interposed therebetween.

The front surface of the pair of connecting members 5a and 5b on the side of the waterproofing basin 2 for the washing area, the front surface of the basin 2a on the side of the waterproofing area 2 for the cleaning area, and the front surface of the rib 1 in the bathtub 1 It is arranged so as to be a flat frame-like plane. By fitting a bath apron fitted with a watertight packing formed in a frame shape against this frame-shaped plane, water is taken off so that water from the waterproof pan 2 side for the washing place does not leak to the back of the bathtub. Yes. Thus, in the state where the bath apron is attached, the through hole 7 formed in the connecting member 5a is covered. In addition to the pipe hole 7, the connecting member 5 a has a drain pipe passage 17 for bringing a water supply pipe and a hot water supply pipe rising from the back side of the bathtub 2 to the waterproof pan 2 side for the washing place from the back side of the bathtub 1. Is formed. In addition, the above-mentioned through-hole 7 is formed in the outer peripheral side rather than the watertight line formed in the frame shape of the bus aprons 3 and 4. That is, the water that flows into the through hole 7 from the drain pipe 6 is drained onto the waterproof pan 2 for the washing place.

  In the unit bath 9 according to the present embodiment, the drain pipe 6 for draining unnecessary water from the auxiliary device 8 onto the waterproof pan 2 for the washing place is provided at an unnecessary water drain of the auxiliary device 8 arranged outside the bathroom. The upstream end is connected, and the downstream end is connected to the through hole 7 of the connecting member 5a located on the bathtub back side through the ceiling, wall, and bathtub back side. Moreover, in order to improve workability, the drain pipe part 6 is formed at least partially from a material having flexibility. In addition, the downstream end of the drain pipe part 6 is watertightly connected with the through hole 7 formed in the connecting material 5a.

As a result, unnecessary water from the auxiliary device passes through the drain pipe 6 and is led to the through hole 7 of the connecting member 5a that is watertightly connected, and is washed through the through hole 7 formed in the connecting member 5a. 2 is drained up. In addition, it is preferable that the drain pipe part 6 is arrange | positioned so that it may always incline and descend toward the through-hole 7 of the connection material 5a. By doing in this way, since water does not remain in the drain pipe part 6, it is preferable.

  In this way, since unnecessary water from the auxiliary device 8 is drained onto the wash basin waterproofing pan 2, in the form in which unnecessary water is guided into the drain trap, when the water in the drain trap flows into the drain pipe, However, in this embodiment, the inside of the drain pipe 6 can be used in a clean state. Moreover, in the form which guides unnecessary water in a drain trap, there exists a possibility that an odor may be guide | induced to the air-conditioning equipment side, However According to this invention, such a problem does not arise. Further, it is possible to perform maintenance and inspection by simply removing the bus aprons 3 and 4, and there is a merit in that a large-scale operation such as dismantling the structure is unnecessary.

Further, since the surface of the wash basin waterproofing pan side 2 of the connecting member 5a that is watertightly connected to the drain pipe 6 is covered by the bath apron 3 and 4, it cannot be visually observed from the wash basin waterproof pan side 2. Furthermore, since the through-holes 7 and the like are also hidden, the design properties are not impaired.

In addition, it is possible to provide a highly versatile drainage structure that can cope with either a form having a waterproofing pan for a bathtub or a form having no bathtub.

Moreover, in the form which provides a through-hole in a wall panel, although it is necessary to cut out a wall by post-processing, according to this invention, it is not necessary to give a special process to a wall. That is, since the connecting material 5a is formed from a resin material, the connecting material 5a can be formed so that a through hole is formed, and the manufacturing process can be reduced.

In particular, in a form in which there is no bathtub waterproof pan under the bathtub, the back side of the bathtub is usually not covered with the bathtub waterproof pan and is released. That is, since it is not necessary to perform processing for passing the drain pipe 6 on the bathtub waterproof pan, unnecessary water of the auxiliary device can be drained onto the washing floor with a simpler structure.

It is a perspective view which shows the unit bus which concerns on embodiment. It is a disassembled perspective view which shows the unit bus which concerns on embodiment. It is a detailed view showing a unit bus according to the first embodiment of the present invention. It is a detailed view showing a unit bus according to the first embodiment of the present invention. It is a schematic cross section of the connection material 5a part of FIG. 4, and the through-hole 7 part. It is a detailed view showing a unit bus according to the first embodiment of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Bathtub, 1a ... Inner tank part, 1b ... Rim part, 2 ... Waterproof pan for washing places, 2a ... Bank part, 2b ... Recessed part, 3 ... Bath apron main body, 4 ... Small bath apron, 5a, 5b ... Connecting material, 6 ... Drainage pipe part, 7 ... Through hole, 8 ... Auxiliary device, 9 ... Unit bath

Claims (4)

A drainage structure for draining unnecessary water generated in an auxiliary device installed outside the unit bath,
A bathtub with a rim formed on the upper edge;
A waterproof pan for a washing place, which is disposed adjacent to one side of the bathtub, and has a bank portion formed on an end of the bathtub.
A connecting material for connecting the rim part of the bathtub and the bank part of the waterproof pan for the washing place;
A removable bath apron that closes an opening formed between the bank portion of the waterproof pan for the washing place and the rim portion of the bathtub, and
A through hole is formed in the connecting material to connect the bathroom inner space and the bathtub back side space, and the unnecessary water generated by the auxiliary device is drained to the bathtub back space side of the through hole of the connecting material. The downstream end of the drain pipe part is connected in a watertight manner, and the unnecessary water is drained from the bathroom inner space side of the through hole,
The drainage structure , wherein the bath apron is attached so as to cover the through hole of the connecting material from the inside of the bathroom . The connecting material is composed of a pair of connecting materials that are watertightly connected to both ends of the rim portion of the bathtub and the bank portion of the waterproof pan for the washing place,
The bath apron is capable of watertightly closing the entire periphery of the frame portion including the pair of connecting members, the rim portion of the bathtub, and the bank portion of the waterproof pan,
The drainage structure according to claim 1, wherein the through hole is formed on an outer peripheral side of a watertight portion formed in a frame shape of the bath apron. The drainage structure according to claim 1 or 2 , wherein at least a part of the drainage pipe part of the auxiliary device has a flexible part formed of a flexible material. The drainage structure according to any one of claims 1 to 3 , wherein the bathtub is placed directly on a bathtub mount without using a waterproof pan for bathtubs.

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