JPH08209760A - Piping structure of building unit and piping method thereof - Google Patents

Abstract

PURPOSE: To facilitate the works of piping equipment. CONSTITUTION: A floor 1 of a building unit is fabricated and a plurality of piping constitutive members are assembled to produce a piping block 14 in advance. This piping block 14 is attached to the floor 1 of a building unit. Wet system devices 11, 12, 13 arranged in the inside of the building unit are connected to the front ends projected upward from the floor 1 of the piping block 1 4. The structure makes it unnecessary to directly attach each piping constitutive member to the floor 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a piping structure of a building unit constituting a unit type building and a piping method thereof.

[0002]

[Background Art] In order to shorten the construction period at the construction site, multiple building units manufactured at the factory are transported by truck to the construction site, and at the construction site, a plurality of building units are combined to construct a unit-type building. There is. In this unit type building, water supply facilities such as a bath, a washbasin, and a washing machine are arranged inside the building unit.

The water supply facility is connected to the upper end of a vertically extending rising pipe, and the lower end of the rising pipe is connected to an underfloor pipe arranged under the floor of the building unit. The water supply facility is supplied with water from the main pipe through these rising pipes and underfloor pipes, or is concentrated and drained to the main pipe through these rising pipes and underfloor pipes. These rising pipes and underfloor pipes are composed of a large number of pipe constituent members such as straight pipes and T-shaped or U-shaped connecting pipes. Conventionally, much of the plumbing work for rising pipes and underfloor pipes has been done at construction sites.In some unit buildings, in the factory, by connecting the piping components in order to the floor of the building unit, Has been done.

[0004]

In the conventional example in which the piping work is carried out at the construction site, there is a problem that the construction period at the construction site cannot be sufficiently shortened. When piping work is done in a factory, the problem that the construction period at the construction site cannot be shortened is overcome, but the installation work of piping is complicated by directly mounting many piping components to the floor. There is a problem that becomes. In particular, each piping component is short, and many piping components must be connected together while attached to the floor, and the layout of the piping is related to the floor structure and floor plan of the building unit. However, even if it is a skilled worker, it is not easy to install the pipes because it is inevitably complicated.

It is an object of the present invention to provide a piping structure for a building unit and a piping method thereof, which facilitates the piping installation work.

[0006]

Therefore, the present invention is intended to achieve the above object by attaching pre-assembled pipes to the floor of a building unit. Specifically, the piping structure of the building unit of the present invention is a piping structure of a building unit that constitutes a unit-type building and in which a water supply facility is arranged, and is attached to the floor of the building unit. The pipe connected to the water supply facility is composed of a plurality of pre-assembled pipe constituent members.

Further, the building unit piping method of the present invention is a building unit piping method which constitutes a unit type building and in which a water supply facility is disposed, wherein the floor of the building unit is manufactured, A pipe is manufactured by assembling a plurality of pipe constituent members, and then the pipe is attached to the floor of the building unit, the water supply facility is arranged inside the building unit, and the water supply facility is connected to the pipe. It is characterized in that it is connected to a tip portion projecting upward from the floor portion.

Here, the work of manufacturing the floor of the building unit, the work of manufacturing the pipe, and the work of mounting the pipe,
You may perform the installation work of the said water supply equipment and the connection work of the said water supply equipment and the said piping in a factory. further,
After manufacturing the floor of the building unit, the pipes are attached to the floor in a state where the upper and lower positional relationships are reversed, and then the upper and lower positional relationships are restored to the inside of the building unit. The water supply facility may be arranged.

[0009]

In the present invention, a plurality of building units are manufactured in a factory, and a water supply facility is installed on the floor of a predetermined building unit among these building units. These building units are transported to the construction site by truck, and at the construction site, a plurality of building units are combined on the foundation to build a unit-type building. Plumbing work will be performed on a predetermined building unit among these building units. That is, the pipe manufactured by assembling a plurality of pipe constituent members is attached to the floor of the building unit, and the water supply equipment is connected to the tip of the pipe protruding upward from the floor. At this time, since the entire pipe is attached to the floor, it is not necessary to attach the individual pipe constituent members to the floor.

Here, the manufacturing work of the floor of the building unit,
If the manufacturing work of the piping, the mounting work of the piping, the installation work of the water supply facility and the connection work between the water supply facility and the pipe are performed at the factory, the piping work at the construction site can be shortened. Furthermore, after the floor of the building unit is manufactured, the pipes are attached to the floor in a state where the vertical positional relationship is reversed,
After that, by arranging the water supply facility inside the building unit in a state where the upper and lower positional relationships are restored, the pipe installation work can be easily performed without the worker diving under the floor.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a perspective view of a main part of a building unit to which the piping structure of this embodiment is applied, and FIG. 2 is a sectional view of the main part. In FIG. 1 and FIG. 2, a plurality of building units are combined on a foundation (not shown) to form a unit-type building, and have a substantially box-shaped skeleton from the floor portion 1, the wife portion 2 and the ceiling portion 3. It is a structure. The floor portion 1 includes two long floor beams 4 arranged in parallel to each other (only one is shown in the figure), a plurality of joists 5 installed between these floor beams 4, a floor beam 4 and The floor material 6 attached to the upper surface of the joist 5 is comprised.

The end portions 2 are arranged on both end sides of the floor portion 1, respectively, and have two columns 7 and one short floor beam 8 joined to the lower ends of these columns 7. It is composed of one short ceiling beam 9 joined to the upper end of the pillar 7. The ceiling part 3 has two long ceiling beams 1 (only one is shown in FIG. 1).
0, a plurality of ceiling beams (not shown) installed between these ceiling beams 10, and ceiling beams and a ceiling panel (not shown) attached to the lower surfaces of the ceiling beams.

As shown in FIGS. 1 and 2, a washbasin 11, a washing machine 12 and a bath 13 are arranged inside a predetermined building unit among these building units. The washbasin 11, the washing machine 12 and the bath 13 each constitute a water supply facility, and water is supplied from a main pipe (not shown) via a pipe 14 which is a water supply pipe and a joint pipe 15. This pipe 14 is a joist 5 under the floor
The underfloor pipe 16 having a water absorbing portion 16A fixed by a fixing member not shown in the figure and connected to the main pipe, and rising from the floor portion 1 from a total of three positions, that is, an end portion of the underfloor pipe 16 and two intermediate portions. The tip end portion protruding to is composed of a washstand 11, a washing machine 12 and three rising pipes 17 connected to the bath 13 via a joint pipe 15.

The structure of the pipe 14 is shown enlarged in FIG. In FIG. 3, the pipe 14 is configured by previously assembling a plurality of straight pipes 18, L-shaped pipes 19 and T-shaped pipes 20 which are pipe constituent members. The connecting portion between the underfloor pipe 16 and the rising pipe 17 is composed of an L-shaped pipe 19 or a T-shaped pipe 20. The three rising pipes 17 are composed of straight pipes 18 having different lengths.
8 is inserted into the insertion hole 6A formed in the floor surface material 6 of the floor portion 1 (see FIG. 2). Joint pipe 15 for connecting the rising pipe 17 to the washbasin 11, the washing machine 12 and the bath 13.
Is an L-shaped pipe 15A as indicated by the phantom line in FIG.
And a straight pipe 15B.

Next, a method of piping the building unit will be described with reference to FIG. First, in a factory, a plurality of building units are manufactured, and piping work is performed on a predetermined building unit among these building units. Therefore, the floor portion 1, the end portion 2, and the ceiling portion 3 which form the building unit are manufactured in different manufacturing lines, and further the pipe 14 is manufactured. In the floor part production line, a plurality of joists 5 are erected on two long floor beams 4, and a floor material 6 is attached to the upper surfaces of the floor beams 4 and joists 5 to manufacture the floor part 1. An insertion hole 6A is formed at a predetermined position of the floor surface material 6 of the floor portion 1.

In the gable portion manufacturing line, the gable portion 2 is manufactured by connecting a short floor beam 8 and a short ceiling beam 9 to both ends of the two columns 7, respectively. In the ceiling part manufacturing line, a plurality of ceiling beams are erected on two long ceiling beams 19, and these ceiling beams 1
0 and the ceiling surface material is attached to the lower surface of the ceiling beam to manufacture the ceiling portion. In addition, the pipe 14 is manufactured by the straight pipe 18, L
This is performed by assembling the T-shaped tube 19 and the T-shaped tube 20 into a predetermined shape. As shown in FIG. 4 (A), the floor 1 is
A floor panel 6 is located above it, and a floor beam 4 is located below it. The pipe 14 has a rising pipe 17 located above it, and an underfloor pipe 16 below it.

Thereafter, as shown in FIG. 4 (B), the pipe 14 is attached to the floor portion 1 with the upper and lower positional relationships reversed. That is, the floor portion 6 is located below, and the floor portion 1 is arranged so that the floor beam 4 is located above, the rising pipe 17 is located below, and the underfloor pipe 16 is located above. 14 is arranged, and the rising pipe 17 of this pipe 14 is inserted into the insertion hole 6 of the floor surface member 6.
The underfloor pipe 16 of the pipe 14 is fixed to the joist 5 by inserting it through A.

After that, with the upper and lower positional relations of the floor portion 1 to which the pipe 14 is attached restored to its original state, the wife portion 2 and the ceiling portion 3 are attached to the floor portion 1 to assemble the building unit. Furthermore, a washstand 11, a washing machine 12 and a bath 13, which are water supply equipment, are arranged inside the building unit,
The wash basin 11, the washing machine 12 and the bath 13 are connected to the tip of the rising pipe 17 protruding upward from the floor 1 via an L-shaped pipe 15A and a straight pipe 15B. A plurality of building units manufactured at the factory are transported by truck to a construction site, and at the construction site, a plurality of building units are combined on a foundation to build a unit-type building. In this unit type building, main pipe installation work is performed, and the water absorption part 16A of the underfloor pipe 16 is connected to this main pipe.

Therefore, according to the present embodiment, the floor 1 of the building unit is manufactured, and the plurality of straight pipes 18, the L-shaped pipes 19 and the T-shaped pipes 20 which are the piping constituent members are assembled and the pipe 14 is preliminarily prepared. This pipe 14 is manufactured and attached to the floor 1 of the building unit, and a sink 11 as a water supply facility disposed inside the building unit at the tip of the pipe 14 projecting upward from the floor 1 and a washing machine Since the 12 and the bus 13 are connected, the straight pipe 18 and the L-shaped pipe 19 which are the piping constituent members.
Since the T-shaped pipes 20 and T-shaped pipes 20 do not need to be directly attached to the floor portion 1, the pipe installation work becomes easy.

In this embodiment, the floor unit 1 of the building unit is manufactured, the pipe 14 is manufactured, the pipe 14 is installed, and the water supply equipment (washbasin 11, washing machine 12 and bath 1) is installed.
Since the work of installing 3) and the work of connecting the water supply equipment (the washbasin 11, the washing machine 12, and the bath 13) and the pipe 14 were performed in the factory, the pipe work at the construction site can be shortened. Further, after the floor portion 1 of the building unit is manufactured, the pipe 14 is attached to the floor portion 1 in a state where the upper and lower positional relations are reversed, and then the upper and lower positional relations of the floor portion 1 to which the pipe 14 is attached are based on the original positional relation. Since the water supply facilities (washbasin 11, washing machine 12 and bath 13) are placed inside the building unit in the state of being returned to the state, the worker does not have to dive under the floor 1 and piping installation work is easy. You can do it.

The present invention is not limited to the configuration of the above embodiment, but includes the following modified examples as long as the object of the present invention can be achieved. For example, in the above-described embodiment, the building unit to which the piping structure of the present invention is applied is the building unit in which the substantially box-shaped frame is composed of the pillars 7 and the beams 4, 8 and 9, but in the present invention, FIG. As shown in, the floor panel 21 as the floor and the wife panel 22.
The piping structure may be applied to a building unit including the ceiling panel 23 and the ceiling panel 23. Further, although the pipe 14 is the water supply pipe, it may be a drain pipe. Further, the water supply equipment is not limited to the washbasin 11, the washing machine 12 and the bath 13, and includes, for example, kitchen equipment, toilets, and the like water supply equipment.

Further, in the present invention, the manufacturing work of the floor portion 1 of the building unit, the manufacturing work of the pipe 14, the mounting work of the pipe 14, the installation work of the water supply facility and the water supply facility and the pipe 1
Part or all of the work of connecting to the vehicle 4 may be performed at a construction site other than the factory. Further, when the pipe 14 is attached to the floor portion 1 of the building unit, the floor portion 1 is not always required.
It is not necessary to reverse the upper and lower positional relationship between the pipe 14 and the pipe 14.

[0023]

As described above, according to the present invention, a floor of a building unit is manufactured, a plurality of pipe constituent members are assembled to manufacture a pipe in advance, and this pipe is attached to the floor of the building unit. Since the plumbing equipment located inside the building unit is connected to the tip protruding upward from the floor of the building, it is not necessary to directly attach individual piping components to the floor, so piping installation work is not required. It will be easy.

[Brief description of drawings]

FIG. 1 is a perspective view of a main part of a building unit to which a piping structure according to an embodiment of the present invention is applied.

FIG. 2 is a sectional view of an essential part of the building unit.

FIG. 3 is a perspective view of a pipe manufactured by assembling a plurality of pipe constituent members.

FIG. 4 is a schematic diagram for explaining a piping method according to an embodiment of the present invention.

FIG. 5 is a perspective view of a main part of a building unit to which a piping structure according to a modified example of the present invention is applied.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Floor part 11 Washbasin which constitutes a water supply facility 12 Washing machine which constitutes a water supply facility 13 Bath which constitutes a water supply facility 14 Piping 18 Linear pipe which constitutes a piping constituent member 19 Piping constituent member L-shaped tube 20 T-shaped tube that constitutes a piping component

Claims (4)

[Claims] 1. A piping structure of a building unit which constitutes a unit type building and in which a water supply facility is arranged, wherein a pipe attached to the floor of the building unit and connected to the water supply facility is provided. A building unit piping structure comprising a plurality of pre-assembled piping components. 2. A piping method for a building unit, which comprises a unit-type building and in which water supply facilities are arranged, wherein a floor of the building unit is manufactured, and a plurality of piping constituent members are assembled to form piping. After manufacturing, this pipe is attached to the floor of the building unit, the water supply facility is arranged inside the building unit, and the water supply facility is projected upward from the floor of the pipe. A piping method for a building unit, characterized by being connected to a section. 3. The building unit piping method according to claim 2, wherein after the floor of the building unit is manufactured, the piping is attached to the floor with the vertical positional relationship reversed, and then The piping method for a building unit, wherein the water supply facility is arranged inside the building unit in a state in which the positional relationship of FIG. 4. The building unit piping method according to claim 2 or 3, wherein the floor unit of the building unit is manufactured.
Piping of a building unit, characterized in that manufacturing work of the piping, installation work of the piping, installation work of the water supply facility and connection work of the water supply facility and the pipe are performed in a factory. Method.