JP2000248603A - Drainage structure of sanitary installations device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To discharge drainage from sanitary installations device such as a washbasin or the like to the drainage channel of a flush toilet without causing a decline in the cleaning performance of the flush toilet by connecting the flush toilet that discharges excrement and sewage by a siphoning action and a drainage pipe of the sanitary installations device to a specified position of a drainage communication pipe. SOLUTION: A toilet made up of a flush toilet bowl A that discharges excrement and sewage by a siphoning action, a sanitary installations device such as a washbasin or the like provided in a position away from the flush toilet bowl A, a drainage communication pipe C contained in the skirt portion of a toilet bowl body B connects the trap channel 3 of the toilet bowl body B and the drainage pipe 100 of the toilet bowl body B embedded on the building side. The drainage communication pipe C is comprised of a toilet bowl side connection pipe 11 connecting with the outlet 5 of the toilet bowl body B, and a building side connection pipe 12 connecting with the drainage pipe 100 of the building side, and connects the drainage pipe of the washbasin or the like to the drainage communication pipe C in the position of the drainage communication pipe C that does not affect the siphoning action of the flush toilet bowl A, namely, a connected area 9 downstream the bent portion 16 of the drainage communication pipe C.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a system for flushing drain water from sanitary equipment such as a hand basin, a basin, and a dirty logistics provided at a position separated from a flush toilet in a toilet. Regarding the structure.

[0002]

2. Description of the Related Art Conventionally, a hand basin or the like in a toilet is provided with a hand basin above a flush water tank of the toilet or separately from a toilet A as shown in FIG. If the handwash 101 is installed separately, the drain pipe 1 of the toilet A
Separately from 00, a drain pipe 104 such as a hand washing machine is provided on the building side.

[0003]

In a conventional toilet having a hand-washing device above a washing water tank, the toilet is obstructed and the hand-washing operation is inconvenient. If a hand-washing device is installed separately from the toilet in order to improve the convenience of hand-washing and other activities, a drainage pipe for the hand-washing device, etc., separately from the toilet drainage pipe, is provided at the specially provided building drainage. Must be connected to pipe.

[0004] Therefore, it is necessary to install two drain pipes in the toilet, and there is a problem that the construction is troublesome. In particular, in the case of a renovation such as replacement of a toilet or installation of a new hand washing machine, there is a limit to the time required for construction. If you need to replace the toilet, use International Publication Number WO9
As can be seen in Japanese Patent Publication No. 5/27833, there is provided a toilet that can be installed at the same position even if the drainage pipe of the toilet on the building side is various, so that replacement of the toilet can be performed in a limited time. Easy to do inside.

[0005] However, since the drainage pipe work such as a hand washing machine involves the work on the building side, the cost of the work is large, the work time is long, and there is a problem in performing the work under the cost and time constraints of renovation. there were.

[0006] In order to solve this problem, when a hand-washing device is installed separately from a toilet, a drain pipe such as a hand-washing device is not provided on the building side, but a drain pipe such as a hand-washing device is provided on the toilet. As a structure of a toilet which can be connected, a form as shown in FIG. 8 has been devised.

However, also in this case, when the toilet is a siphon toilet, a problem may occur. The siphon toilet uses the negative pressure generated by the siphon action when the washing water flows in and the trap channel 3 becomes full, and the
It is designed to draw in sewage.

However, when the separate pipe 102 is joined to the trap channel 3 of the toilet body B as shown in FIG.
Negative pressure also acts on the 02 side, and as a result, a loss occurs in the force of drawing in filth and sewage, resulting in a problem that the cleaning ability is reduced. An object of the present invention is to separately lay drain pipes for sanitary equipment such as handwashers on the building side,
A sanitary equipment that can drain the sanitary equipment without causing a decrease in the cleaning performance of the flush toilet in a drain passage of the flush toilet that discharges filth and sewage using a negative pressure generated by a siphon action. It is to provide a drainage structure.

[0009]

In order to achieve the above object, the invention according to claim 1 comprises a drain connecting pipe for connecting a toilet body, an outlet of the toilet body, and a drain pipe on the building side. A drainage structure for sanitary equipment that connects a flush toilet that generates a siphon action and discharges waste and sewage, and a drain pipe of the sanitary equipment at a position that does not affect the siphon action of the flush toilet in the drain connection pipe The gist is that According to the present invention, in a toilet in which only a drain pipe of a toilet is laid and a handwash is separately installed from the toilet, there is no need to separately lay drainpipe for the handwasher, and the construction period is shortened and the construction cost is low. become. In addition, even in the case of a siphon toilet, it can be used without a decrease in cleaning performance.

According to a second aspect of the present invention, in the drainage structure for sanitary equipment according to the first aspect, the toilet body of the flush toilet is provided with a skirt portion around, and the toilet body is provided inside the skirt portion. The gist is that the drainage connection pipe is included in the space between the back side surface of the ball portion and the floor surface of the building. According to the present invention, the drain pipe of the sanitary equipment is disposed in a concealed state in the space.

Further, the invention according to claim 3 generates a siphon action consisting of a toilet body and a drain connection pipe having a plurality of bent portions connecting the outlet of the toilet body and a drain pipe on the building side. A flush toilet that discharges waste and sewage, and a drainage structure for sanitary equipment that is connected to a drainpipe for sanitary equipment downstream from the first bent portion immediately adjacent to the discharge port of the drainage connection pipe. Make a summary. According to the present invention, the siphon action generated when the toilet is washed does not apply a suction force (negative pressure) to the drain pipe of the sanitary equipment so as to suck water, air, etc. from the drain pipe, and the drainage performance of the toilet bowl Has no effect.

According to a fourth aspect of the present invention, in the drainage structure for sanitary equipment according to the third aspect, the toilet body of the flush toilet is provided with a skirt around the ball, and the ball of the toilet body is provided inside the skirt. The gist is that the drainage connection pipe is included in the space between the back side surface of the part and the floor of the building. According to the present invention, the drain pipe of the sanitary equipment is disposed in a concealed state in the space.

According to a fifth aspect of the present invention, in the drainage structure for sanitary equipment according to the fourth aspect, a connection portion with the drainage pipe of the sanitary equipment is provided on left and right sides of the drainage connection pipe. Means that the lid member is detachable. According to the present invention, the drainage pipe of the sanitary equipment is arranged and connected to the connection part provided in the drainage connection pipe at an optimum position for the connection work. In addition, a cover member is attached and closed to a connection part of the sanitary equipment where the drain pipe is not connected.

The invention according to claim 6 is the invention according to claim 4 or 5.
In the drainage structure for sanitary equipment described in the above, an opening is provided in a skirt portion at the rear of the toilet body, and a connection between the drainage connection pipe and the drainage pipe of the sanitary equipment is provided by protruding from the opening. The gist is that According to the present invention, the drain pipe of the sanitary equipment is connected to the outside of the toilet.

According to a seventh aspect of the present invention, in the drainage structure for sanitary equipment according to any one of the first to sixth aspects, the drain pipe of the sanitary equipment is a flexible tube.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows an embodiment in which a drain pipe 102 of a hand washing machine 101, which is a sanitary equipment provided separately from a flush toilet A according to the present invention, is connected to a drain passage of the flush toilet A. It is a perspective view. The flush toilet A includes a toilet body B having a skirt portion 105 around the periphery thereof, a flush water tank D for storing flush water installed in contact with the toilet body B, and a floor surface enclosed by the skirt portion 105 of the toilet body B. A drain connecting pipe C connecting the drain pipe 100 of the toilet body B buried in the building provided in the FL and connecting the drain pipe 102 which is a drain passage of the hand washing machine 101 to the drain connecting pipe C. 4 and drain water from the hand basin 101 to the drain pipe 10 of the toilet body B.
It discharges to 0. The drain pipe 102 of the hand basin 101 has a substantially U-shaped portion in the middle thereof to prevent the backflow of odor from the toilet and to prevent air affecting the siphon action from entering the toilet in the case of a siphon toilet. Is provided.

[0017]

Embodiment 1 FIG. 2 is a sectional view of a flush toilet A,
The figure shows the position where the drainage connection pipe C of the toilet body B and the drainage pipe 102 of the hand washer (not shown) in FIG. The toilet body B is formed integrally with a ball portion 1 for receiving filth, a reservoir portion 2 and a substantially inverted U-shaped trap channel 3 for cutting off the sewage side, and the floor surface FL of the trap channel 3 is formed. A drain 5 is provided on the opposite side, and a heat insulating material 10 for preventing dew condensation is disposed on the back side surface of the ball portion 1, and a space where the drain connection pipe C fits between the heat insulating material 10 and the floor surface FL. E
Are formed. Above the ball portion 1 of the toilet body B, a water supply chamber 6 and a rim water passage 7 for supplying cleaning water to the ball portion 1 are provided. The drainage connection pipe C is composed of two members: a toilet connection pipe 11 connected to the drain port 5 of the toilet body B, and a building connection pipe 12 connected to the building drain pipe 100. The toilet-side connection pipe 11 has a substantially L-shape, and one end 13 of the connection pipe 11 is connected to the drain port 5 of the toilet body A.
An opening 14 having a diameter larger than the outer diameter of the drain port 5 is provided to face the drain port 5, and the packing 15 seals between the drain port 5 and the opening 14. A bent portion 16 having a predetermined radius of curvature is provided downstream of the opening 14. The other end 17 is fitted to one end 18 of the building-side connection pipe 12. The building side connection pipe 12 has a substantially inverted L-shape, and the other end 1
9 is connected and sealed with a drain pipe 100 on the building side by a packing 20. A substantially inverted L-shaped corner of the building-side connection pipe 12 is a bent portion 21 having a predetermined radius of curvature. The drainage pipe 102 is connected to the connection site 9 on the lateral side of the building-side connection pipe 12.

FIG. 3 shows an opening 22 in the skirt portion 105 at the rear of the toilet body B in FIG. 2, and a connecting pipe 23 protrudes from the opening 22 to the outside of the toilet body B from the connection portion 9 to be hand-washed. FIG. 3 is a perspective view of a flush toilet A in which a drain pipe 102 of a vessel 101 is connected to a distal end opening of a connection pipe 23. In the above configuration, when the flush toilet A is washed, a siphon action is generated in the drain channel that reaches the trap channel 3, the drain port 5, and the bent portion 16 of the drain connection pipe C, and waste and sewage are generated on the building side. To the drainage pipe 100 of FIG. By the way, in order to generate a siphon, it is necessary that the water that has entered the trap flow path 3 be once full, but at that time, the bent portion 16 is hit by water and is sealed, so that the state becomes full. The siphon force is generated only when the water is in the full state. At that time, the drainage connection pipe C is connected at the connection portion 9 downstream of the bent portion 16, so that the full state is not affected. There is no effect on the force of drawing water into the flow path. Therefore, there is no adverse effect on the cleaning performance.

(Embodiment 2) FIG. 4 shows a flush toilet A similar to that of Embodiment 1 when the position of the drain port 5 of the toilet body B and the position of the drain pipe 100 on the building side are separated. C is composed of three members: a toilet-side connection pipe 11, a building-side connection pipe 12, and a connection pipe 25 connecting them. One end of the connection adjustment pipe 25 is provided outside the toilet connection pipe 11, and the other end is internally connected to the building connection pipe 12.
The connection part 9 connecting the drain pipe 102 is provided on the building-side connection pipe 12 as in the first embodiment. In the above configuration, when the flush toilet is washed, the trap channel 3, the drain port 5,
A siphon action is generated in the drainage flow path that reaches the bent portion 16 of the drainage connection pipe C, and waste and sewage are discharged to the drainage pipe 100 on the building side.
Transport to Also in this example, the drain pipe (not shown) of the hand-washing device is connected to the discharge port 5 of the toilet body B constituting the drain connection pipe C.
Is connected to the building-side connection pipe 12 downstream of the nearest bent portion 16. Therefore, similarly to the first embodiment, the cleaning performance can be ensured without adversely affecting the generation of the siphon force.
In this case, even if the position of the drain port 5 of the toilet body B and the position of the drain pipe 100 on the building side are separated and the distance differs depending on the construction site, the length of the connecting pipe 25 is cut or the connecting pipe having a different length is used. 25 can be easily dealt with.

(Embodiment 3) In this embodiment, a plurality of connection portions for connecting a drain pipe of a hand washing machine to a drain connection pipe C are provided. 5, FIG. 5 is a view taken along the line XX in FIG. 2, and shows an example in which the connection portion is provided at a symmetrical position on the left and right side surfaces with respect to the center line of the building-side connection pipe 12. Openings 27 are provided at symmetrical positions on the left and right sides near the rear portion 26 of the toilet body B, as in FIG.
28 are provided. On the left and right side surfaces of the building-side connection pipe 12, communication ports 29 and 30 are provided so as to communicate with the internal drain passage.
The drainage pipe of the hand-washing machine and the building-side connection pipe 12
Is connected to one end of the drainage connection pipe 32, and the other end is projected outside the toilet body A from the opening 27. The other communication port 30 is closed with a lid 31. The drain connection pipe 32 includes a hook-shaped first connection pipe 32 a and a second connection pipe 32.
b, one end of the first connection pipe 32a is connected to the communication port 29, and one end of the second connection pipe 32b is protruded from the toilet body B. The connection between the first connection pipe 32a and the second connection pipe 32b is performed inside the skirt portion 105 of the toilet body A. Further, the cross-sectional shape of the drainage connection pipe 32 is not limited to a general circular shape, and the drainage capacity of the drainage pipe of the hand washing machine and the skirt portion 10 of the toilet body B when the drainage connection pipe 32 is laid.
5 (for example, a vertically long elliptical shape,
(Semicircular, rectangular, etc.). In the case of the present embodiment, it is possible to connect the toilet body B from any one of the left and right directions by the arrangement route of the drain pipe of the hand-washing device, and the workability is improved. Although the openings 29 and 30 are provided on the left and right side surfaces near the rear part 26 of the toilet body B, the shape of the toilet body B may be provided at the rear part 26 of the toilet body B depending on the installation location and conditions of the toilet body B. Can be changed as appropriate.

(Embodiment 4) FIG. 6 shows an example in which a cabinet 106 is provided at the rear of the toilet body B. A washing water tank D is provided in the cabinet 106, and a drain pipe 10 of a hand washing machine 101 is provided.
2 is also hidden. Further, a state in which the drain pipe 102 of the hand-washing machine 101 is stored in the hand-washing counter 107 is shown. The structure of the drain connection transfer pipe C is the same as that of the above embodiment. In the present embodiment, the connection between the flush water tank and the toilet is concealed by the cabinet, and the cleanability around the toilet is improved. In addition, the toilet with storage function provided up to the storage part can hide the drain pipe of sanitary equipment such as handwasher and the connection part of the drain pipe and the drain connection pipe of the flush toilet, so that the appearance in the toilet is also improved. Good cleaning performance is not impaired.

In the above embodiment, the drain connection pipe C is constituted by a plurality of members, but may be constituted by one member. In addition, the drain pipe of the hand-washing machine can be constituted by a flexible tube. In this case, there is a degree of freedom in arranging the drain pipe of the hand washing machine, and the workability is improved.

[0023]

According to the present invention, the following effects are exhibited by the above configuration. By connecting the drain pipe of the sanitary equipment such as a hand-washer separately provided from the flush toilet to the drain passage of the flush toilet, it is possible to improve workability and reduce construction cost. At that time, the washing ability can be maintained without lowering the siphon action of the flush toilet.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention in which a drain pipe of a hand basin separately provided from a flush toilet is connected to a drain passage of the flush toilet.

FIG. 2 is a sectional view of the flush toilet of the present invention.

3 is a perspective view showing a state in which a drain pipe of a hand-washing device is connected to the flush toilet of FIG. 2;

FIG. 4 is a sectional view of a flush toilet according to another embodiment of the present invention.

FIG. 5 is a view taken in the direction of arrows XX in FIG. 2;

FIG. 6 is a perspective view of another embodiment having a cabinet at the rear of the flush toilet.

FIG. 7 is a perspective view showing a state where a conventional flush toilet and a hand-washing toilet are separately installed.

FIG. 8 is a perspective view showing a conventional flush toilet and a hand-washing toilet installed separately, and a drain pipe of the hand-washing toilet connected to the toilet.

FIG. 9 is a cross-sectional view showing a conventional flush toilet and a hand-washing device separated from each other, and a drain pipe of the hand-washing device connected to a trap channel of the toilet body.

[Explanation of symbols]

 A ... flush toilet B ... toilet body C ... drainage connection pipe washing water tank D ... washing water tank E ... space part 1 ... ball part 2 ... pool part 3 ... trap flow path 4 ... connection pipe 5 ... drainage port 6 ... water supply Room 7: Rim water passage 9 ... Connection part 10 ... Insulation material 11 ... Toilet side connection pipe 12 ... Building side connection pipe 13, 17 ... End of toilet side connection pipe 18 ... End of building side connection pipe 14, 20 ... Packing 16, 21 ... Bent part 22, 27, 28 ... Opening 23 ... Connection pipe 25 ... Connection adjusting pipe 26 ... Rear part of toilet body A 29, 30 ... Communication port 31 ... Lid 32 ... Drainage connection pipe 100 ... Building side Drainage pipe 101: Handwasher 102: Handwasher drainage pipe 103: Handwasher drainage pipe trap 104: Handwasher drainage pipe buried on the building side 105: Skirt 106: Cabinet 107: Handwashing counter

Claims (7)

[Claims] A flush toilet for discharging waste and filthy water by generating a siphon action comprising a toilet body, a drainage connection pipe connecting an outlet of the toilet body and a drainage pipe on the building side, and the drainage connection pipe A drain pipe for sanitary equipment that is connected to a position that does not affect the siphon action of the flush toilet. 2. The toilet body of the flush toilet includes a skirt portion around the periphery, and the drainage connection pipe is included inside a space between a back side surface of a ball portion of the toilet body and a floor of a building inside the skirt portion. The drainage structure for sanitary equipment according to claim 1. 3. A flushing device which generates a siphon action comprising a toilet body and a drainage connection pipe having a plurality of bent portions connecting a drainage port of the toilet body and a drainage pipe on a building side to discharge dirt and wastewater. A drainage structure for sanitary equipment, wherein a toilet bowl and a drainpipe for sanitary equipment are connected to a downstream side of a first bent portion of the drainage connection pipe that is closest to the outlet. 4. The toilet body of the flush toilet has a skirt portion around the periphery, and the drainage connection pipe is included inside a space between the back side surface of the ball portion of the toilet body and the floor of the building inside the skirt portion. The drainage structure for sanitary equipment according to claim 3. 5. The drainage structure for sanitary equipment according to claim 4, wherein connection parts for drainage pipes of the sanitary equipment are provided on left and right sides of the drainage connection pipe, and each connection part has a detachable lid member. . 6. An opening is provided in a skirt portion at a rear portion of the toilet body, and a connecting portion between the drainage connection pipe and a drainage pipe of the sanitary equipment is provided so as to protrude from the opening. 5. The drainage structure of the sanitary equipment according to 5. 7. The drainage structure for sanitary equipment according to claim 1, wherein the drain pipe of the sanitary equipment is a flexible tube.