JPH0932055A - Aggregate drain system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an aggregate drain system whose execution work can be easily performed and which hardly causes trouble such as water leakage and whose maintenance is easy and which can easily cope with a reform such as an increase in kitchen and sanitary equipments. SOLUTION: In an aggregate drain system formed in such a way that in a pipe space 1 arranged on a pipe shaft of a multiple dwelling house, drain pipes 3 are connected to a drain main pipe 2, and kitchen and sanitary equipments 4 in a house are connected to these drain pipes 3, a joint 5 having plural branch pipes 5a is connected to the drain main pipe 2. The respective branch pipes 5a of this joint 5 and the respective kitchen and sanitary equipments 4 in a house are individually connected to each other by the drain puipes 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a collective drainage device, and more particularly to a collective drainage device used in an apartment house.

[0002]

2. Description of the Related Art As shown in FIG. 4, a conventional drainage system for an apartment house has a drainage pipe 3 connected to a drainage main pipe 2 in a pipe space 1 provided on a pipe shaft of the apartment house. 3 is connected to each water supply facility 4 in the house.

The drainage pipe 3 in this case is to be constructed at the site, so that it becomes thinner toward the end,
The pipes are branched at a position close to each water supply facility 4. In addition, in such a bend or branch of the drainage pipe 3, the connection is made with an elbow pipe or a cheese pipe, respectively.

[0004]

However, in the above-mentioned conventional example, when the drainage pipe 3 is constructed on site,
It is necessary to accurately determine the diameter and bend of the drainage pipe 3 in correspondence with each site, and construction work is difficult unless a skilled worker is used. In addition, if the connection management is inadequate, water leakage may occur after the interior work is completed, and it is necessary to remove the floor material to repair the connection using the elbow pipe or the cheese pipe.

Further, also in the case of remodeling such as the addition of the water supply facility 4, the construction is similarly difficult, and it may be necessary to deal with a defect such as water leakage.

The present invention has been made in order to solve the above problems, and its purpose is to make it easy to carry out, to prevent troubles such as water leakage, and to maintain it easily. The purpose of this is to provide a collective drainage system that can easily accommodate remodeling such as expansion of surrounding equipment.

[0007]

According to the invention as set forth in claim 1 for solving the above-mentioned problems, a drainage pipe 3 is connected to a drainage main pipe 2 in a pipe space 1 provided in a pipe shaft of an apartment house. In the collective drainage device in which the water supply facility 4 in the house is connected to the pipe 3, the drainage main pipe 2 has a plurality of branch pipes.
Connect the joint 5 having 5a, and each branch pipe of this joint 5
5a and each water supply facility 4 in the house are individually connected to the drain pipe 3
It is characterized by being connected by.

A second aspect of the invention is characterized in that, in the first aspect of the invention, the drainage pipe 3 which can be bent is used for piping.

The third aspect of the present invention is the first or second aspect.
In any one of the inventions described above, the drainage pipe 3 is a synthetic resin pipe containing a high frequency induction heating element.

The high-frequency induction heating element referred to here is a material such as iron that is heated by electromagnetic induction when irradiated with a high-frequency magnetic field, and has various forms such as fiber, powder, and film. be able to. And
It is preferable that the high frequency induction heating element is contained in a part or the whole of the synthetic resin pipe in the thickness direction.

The invention according to a fourth aspect is the first to the third aspects.
In any one of the inventions described above, it is characterized in that an inspection window 6 is provided in the pipe space 1.

[0012]

According to the first aspect of the present invention, each drainage facility 4 in the house is individually connected to the drainage main pipe 2 in the pipe space 1 through the joint 5 having a plurality of branch pipes 5a. It is connected by the drainage pipe 3 dedicated to the facility 4. Therefore, by adding or removing the dedicated drainage pipe 3, it is possible to easily add or remove the water supply facility 4. In addition, the connection of each drain pipe 3 can be checked in the pipe space 1.

According to the second aspect of the invention, since the bendable drainage pipe 3 is used, the drainage pipe 3 can be connected without using a joint such as an elbow pipe or a cheese pipe.
The number of connection points that may leak water can be reduced. In addition, the piping work is a bending work, which eliminates the need for many types of joints and members such as the drainage pipe 3 having different pipe diameters.

According to the third aspect of the present invention, the high-frequency induction heating element contained in the material of the drainage pipe 3 is electromagnetically heated by irradiating a high-frequency magnetic field, so that the drainage pipe 3 is softened and bent. It can be processed.

According to the fourth aspect of the present invention, by providing the inspection window 6 in the pipe space 1, it is possible to easily perform the inspection such as the inspection of the connection of the drainage pipe 3 and the repair or replacement of water leak.

[0016]

An embodiment of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is a plan view showing a collective drainage device of this embodiment, and FIG. 2 is a sectional view showing the collective drainage device. Further, FIG. 3 shows a joint 5 and a drain pipe 3 of the collective drainage device.
It is sectional drawing which shows the detail of the connection part with.

As shown in these figures, this collective drainage system has two systems of a vertical line consisting of a drainage main pipe 2 for miscellaneous drainage and a wastewater pipe 10 for a toilet 11 in a pipe space 1 provided in a pipe shaft of an apartment house. Piping is provided. And
Connect the drainage pipe 3 to the drainage main pipe 2 for miscellaneous drainage.
Is connected to the water supply equipment 4 in each house. The water supply facility 4 in this figure is a waterproof pan for a washing machine, a washbasin, a unit bath, a sink or a tableware dryer.

In particular, the drain main pipe 2 has a plurality of branch pipes.
Connect the joint 5 having 5a, and each branch pipe of this joint 5
5a and each water supply facility 4 in the house are individually connected to the drain pipe 3
Are linked together. The joint 5 is connected to the drainage pipe 3 in a watertight manner by disposing an EPDM rubber packing 15 between the joint 5 and the cap nut 14 as shown in FIG. Further, each drainage pipe 3 is supported by an adjuster bolt 13 on the floor base with a height adjusted to 1/50. Then, after the pipe construction is performed in this way, the drain pipe 3 is bent so that the end of the drain pipe 3 is arranged on the floor material 12,
Floor material 12 is constructed.

In this collective drainage device constructed as described above, each water supply facility 4 in the house is connected to the drainage main pipe 2 in the pipe space 1 through the joint 5 having a plurality of branch pipes 5a. The drainage pipes 3 dedicated to the respective water supply facilities 4 are individually connected. Therefore, by adding or removing the dedicated drainage pipe 3, it is possible to easily add or remove the water supply facility 4, and especially to move, add or remove the water supply facility 4 at the time of remodeling. Is. In addition, the connection of each drainage pipe 3 can be inspected in the pipe space 1, which facilitates maintenance.

The drainage pipe 3 is formed by using a bendable drainage pipe 3. In this embodiment, the drainage pipe 3 is made of polyethylene containing a high frequency induction heating element made of iron powder. It uses a pipe. The iron powder is contained almost uniformly over the entire circumference and entire length of the drainage pipe 3. Therefore, by irradiating the drainage pipe 3 at a location where bending is required with a high frequency magnetic field, this portion is heated, the thermoplastic polyethylene pipe is softened, and bending is easily performed. As described above, the bending process in which the high-frequency magnetic field is applied is quicker in heating and easier to perform than the bending process using a normal heat source. However, it is also possible to use a vinyl chloride pipe or the like as the drainage pipe 3, heat it with a normal heat source, bend it, and perform construction.

Further, the pipe space 1 is provided with an inspection window 6 for maintenance such as inspection of connection of the drainage pipe 3, repair of water leak or replacement of the drainage pipe 3 without removing the floor material 12. It can be done easily.

[0023]

According to the first aspect of the invention, it is possible to easily add or remove the water supply facility by adding or removing the dedicated drain pipe connected to each water supply facility in the room. In particular, it is possible to easily move, add, or abolish the water supply facility when remodeling.

Further, the connection of each drainage pipe can be inspected in this pipe space, which facilitates maintenance.

According to the second aspect of the present invention, since the drainage pipe can be connected to the water supply facility in the room by bending, and the number of connection points can be reduced, the possibility of water leakage is reduced. In addition, it is not necessary to prepare a large number of parts such as joints for elbow pipes and cheese pipes, drainage pipes with different pipe diameters, etc., and it is possible to easily perform piping by bending, moving and adding water supply equipment. Or it has become even easier to abolish.

According to the third aspect of the present invention, the drainage pipe can be easily bent by electromagnetically heating the drainage pipe in a portion where the bending work is required.

According to the fourth aspect of the present invention, by providing the inspection window of the pipe space, it is possible to easily perform the maintenance such as the inspection of the connection of the drain pipe, the repair of water leak or the replacement of the drain pipe.

[Brief description of drawings]

FIG. 1 is a plan view showing a collective drainage device according to an embodiment of the present invention.

FIG. 2 is a sectional view showing the collective drainage device of the above.

FIG. 3 is a cross-sectional view showing details of a connecting portion between the joint and the drain pipe of the collective drainage device of the above.

FIG. 4 is a cross-sectional view showing a conventional collective drainage device.

[Explanation of symbols]

 1 Pipe space 2 Main drainage pipe 3 Drainage pipe 4 Water supply equipment 5 Joint 5a Branch pipe 6 Inspection window 10 Pipe for dirty water 11 Toilet 12 Floor material 13 Adjuster bolt 14 Cap nut 15 EPDM rubber packing

Claims (4)

[Claims] 1. A collective drainage device comprising a drainage pipe connected to a drainage main pipe in a pipe space provided on a pipe shaft of an apartment house, and the drainage pipe in the house connected to the drainage pipe. A collective drainage device, characterized in that a joint having a plurality of branch pipes is connected to, and each branch pipe of this joint and each water supply facility in the house are individually connected by a drain pipe. 2. The collective drainage device according to claim 1, wherein the drainage pipe is formed by using a bendable drainage pipe. 3. The collective drainage device according to claim 1, wherein the drainage pipe is a synthetic resin pipe containing a high-frequency induction heating element. 4. The collective drainage device according to claim 1, wherein an inspection window is provided in the pipe space.