JP2020165279A - Plumbing unit room and prefab structure - Google Patents

Abstract

To provide a plumbing unit room capable of arranging plumbing space capable of being installed easily inside of a prefab structure and the prefab structure having the plumbing unit room.SOLUTION: The plumbing unit room having plumbing space is arranged in a predetermined area on a side wall external surface so that a connection end of an inside piping from a plumbing tool protrudes for a predetermined distance on the side wall external surface of the plumbing unit room provided inside of a prefab structure and arranged opposed to an external wall surface of the prefab structure and the connection end is connected to an outside piping.SELECTED DRAWING: Figure 2

Description

The present invention relates to a prefabricated structure including a water-related unit room including a shower room, a toilet room, a washroom, etc. and a water-related unit room, and particularly a water-related unit installed inside a prefabricated structure installed at a construction site or the like. Regarding the room.

The prefabricated structure installed at a construction site or the like has a structure in which most of the construction process is produced in advance at the factory and assembled and installed at the site. The prefabricated structure is a configuration in which unitized rooms (unit houses) are combined and installed according to the site conditions. The basics of a unit house are constructed by attaching panels to a standardized box frame structure, and various architectural spaces can be formed by combining box frames. The box frame has a structure in which various panels such as walls, windows, and doors are attached, and has an advantage that a desired prefabricated structure having a constant quality can be completed in a short period of time. Further, the prefabricated structure has an advantage that it is easy to construct and can be constructed in a short period of time, and that it can be assembled and reused after being disassembled.

At the construction site, the water space, which is a wet space such as a shower room, a toilet room, and a washroom, is generally installed in a place different from the prefabricated structure. However, for those who work in the field, it is inconvenient that there is no space around the water inside the prefabricated structure that becomes the workplace or living space, and it is not preferable as a working environment. Further, since the prefabricated structure has an advantage that it can be reused, a configuration that can be reused even in a space around water is economically preferable.

In the present invention, the water surrounding space indicates a wet space in which water is used, and includes a shower room, a toilet room, a washroom, a kitchen room, and the like. In addition, the water-related appliances are appliances that use water, and include faucet appliances, toilet appliances, shower appliances, toilet appliances, kitchen appliances, and the like.

The present invention includes a water-related unit room that can be provided with a water-related space such as a shower room, a toilet room, and a washroom that can be easily installed inside the prefabricated structure, and the water-related unit room. The purpose is to provide a prefabricated structure.

One aspect of the water supply unit room according to the present invention is
It is a water supply unit room provided inside the prefabricated structure and equipped with a water supply space.
In the prefabricated structure, the connection end portion of the internal piping from the water supply device projects toward the outer wall surface on the outer surface of the side wall of the water circulation unit room arranged so as to face the outer wall surface that separates the indoor and outdoor areas. It is arranged in a predetermined area on the outer surface of the side wall so that the connection end portion is connected to the external pipe.

The prefabricated structure of one aspect according to the present invention is
It is a prefabricated structure composed of a unit house and provided with a water-related unit room having a water-related space inside the unit house.
The connection end of the internal piping from the water supply device projects toward the outer wall surface on the outer surface of the side wall of the water supply unit room, which is arranged to face the outer wall surface that separates the indoor and outdoor areas in the unit house. Arranged,
The connection end is arranged in a predetermined area on the outer surface of the side wall so as to be connected to the external pipe.
A predetermined area on the outer surface of the side wall on which the connection end of the internal pipe is arranged is arranged so as to face an opening formed in the outer wall surface of the prefabricated structure.

According to the present invention, a water circulation unit room provided with a water circulation space such as a shower room, a toilet room, and a washroom that can be easily installed and disassembled inside the prefabricated structure, and the water circulation unit. A prefabricated structure with a room can be provided.

A perspective view showing an example of a prefabricated structure provided with a water supply unit room according to the first embodiment of the present invention. A perspective view schematically showing a configuration in which the water supply unit room of the first embodiment is installed inside a unit house of a prefabricated structure. A perspective view mainly of the front side of the water supply unit room of the first embodiment. A perspective view mainly showing the back side of the water supply unit room of the first embodiment. A plan view schematically showing a configuration in a prefabricated structure having a plurality of unit houses arranged side by side when a water supply unit room is installed with respect to the unit house. In the second embodiment of the present invention, a plan view schematically showing a method for installing a water supply unit room in a unit house. A side sectional view schematically showing an example of a method of attaching the side wall panel to the unit house 2 in the second embodiment. In the second embodiment, a plan sectional view of a state in which the side wall panel is attached to the unit house as viewed from above.

Hereinafter, as a specific embodiment of the water-related unit room of the present invention, a water-related unit room provided with a water-related space such as a shower room, a toilet room, and a washroom will be described with reference to the attached drawings. The water supply unit room of the present invention is not limited to the configuration of the water supply unit room provided with the water supply space described in the following embodiment, and is not limited to, for example, a shower room, a toilet room, and a washroom. , A single configuration of a kitchen room, or a combination thereof, or a room containing at least one of various water-related appliances such as shower appliances, toilet appliances, toiletries, bathtubs, and kitchens. The water supply unit room of the present invention includes a configuration of a water supply unit room based on a technical idea having the technical features described in the following embodiments.

Further, the numerical values, shapes, configurations, steps (steps), order of steps, and the like shown in the following embodiments are only examples, and the present invention is not limited to the contents of the embodiments. Among the components in the following embodiments, the components not described in the independent claims indicating the top-level concept are described as arbitrary components. In the drawings, each component is schematically shown for easy understanding.

First of all, various aspects of the water supply unit room and the prefabricated structure of the present invention will be illustrated.
The first aspect according to the present invention is a water circulation unit room provided inside a prefabricated structure and provided with a water circulation space.
In the prefabricated structure, the connection end portion of the internal piping from the water supply device projects toward the outer wall surface on the outer surface of the side wall of the water circulation unit room arranged so as to face the outer wall surface that separates the indoor and outdoor areas. It is arranged in a predetermined area on the outer surface of the side wall so that the connection end portion is connected to the external pipe.

In the water supply unit room of the second aspect according to the present invention, the connection end portion of the internal pipe of the first aspect is the side wall of the water supply unit room toward the outer wall surface of the prefabricated structure. It may be configured to protrude from the outer surface by a predetermined length.

The water supply unit room of the third aspect according to the present invention includes a pipe joint for connecting the connection end portion of the internal pipe of the first aspect or the second aspect to the external pipe. May be good.

In the water supply unit room of the fourth aspect according to the present invention, in the first aspect or the second aspect, each of the connection ends of the internal pipes from the plurality of water supply appliances is in the same direction. It may be configured to project in parallel.

In the water supply unit room of the fifth aspect according to the present invention, in the first aspect or the second aspect, the connection end portion of the internal pipe from the plurality of water supply appliances is the water supply unit room. It is centrally arranged on the outer surface of the side wall of the above.

In the first or second aspect, the water supply unit room of the sixth aspect according to the present invention is the back surface side of the outer side wall surface on which the connection end of the internal pipe is arranged. A water supply device may be arranged on the inner surface side of the water supply unit room.

The water supply unit room according to the seventh aspect according to the present invention is a water supply unit room arranged close to the inner surface of the prefabricated structure according to any one of the first to sixth aspects. The spacer may be provided on the outer surface of the side wall arranged close to the inner surface of the prefabricated structure.

The prefabricated structure of the eighth aspect according to the present invention is a prefabricated structure composed of a unit house and provided with a water circulation unit room provided with a water circulation space inside the unit house.
The connection end of the internal piping from the water supply device projects toward the outer wall surface on the outer surface of the side wall of the water supply unit room arranged so as to face the outer wall surface that separates the indoor and outdoor areas in the unit house. Arranged, the connection end is arranged in a predetermined area on the outer surface of the side wall so as to be connected to the external pipe.
A predetermined area on the outer surface of the side wall on which the connection end of the internal pipe is arranged is arranged so as to face an opening formed in the outer wall surface of the prefabricated structure.

The prefabricated structure of the ninth aspect according to the present invention is configured such that, in the eighth aspect, each of the connection ends of the internal pipes from the plurality of water supply devices protrudes in parallel in the same direction. May be done.

In the prefabricated structure of the tenth aspect according to the present invention, in the eighth or ninth aspect, the connection end portion of the internal pipe from the plurality of water supply devices is the water supply unit room. It may be arranged intensively on the outer surface of the side wall and may be arranged inside the opening of the outer wall surface.

The prefabricated structure of the eleventh aspect according to the present invention is provided by the connecting pipe at the opening through which the connecting pipe connecting the internal pipe and the external pipe in the eighth or ninth aspect is penetrated. The unoccupied opening portion may be configured to be sealed by the sealing member.

The prefabricated structure of the twelfth aspect according to the present invention is the prefabricated structure according to any one of the eighth to eleventh aspects described above.
In the water supply unit room arranged close to the inner surface of the unit house, a spacer for forming a predetermined gap is provided on the outer surface of the side wall arranged close to the inner surface of the unit house.
The spacer may be configured to abut the inner surface of the unit house.

(Embodiment 1)
Hereinafter, the water supply unit room and the prefabricated structure of the first embodiment according to the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing an example of a prefabricated structure 1 in which the water supply unit room 3 of the first embodiment is provided.

As shown in FIG. 1, the prefabricated structure 1 is configured by combining a plurality of unit houses 2. The prefabricated structure 1 shown in FIG. 1 is a two-story structure in which unit houses 2 arranged side by side are stacked on the unit houses 2 arranged side by side. Each unit house 2 has basically the same structure and is configured with standardized dimensions so that various arrangements can be made. The unit house 2 is configured by attaching a panel to a steel box frame. For each panel, panels (side walls, ceiling, floor), window panels, door panels, etc. are prepared in advance according to the specifications of the prefabricated structure 1 to be installed.

FIG. 2 is a perspective view schematically showing a configuration in which a water supply unit room 3 is installed inside one unit house 2. In FIG. 2, the outer shape of the unit house 2 is shown by a alternate long and short dash line. A water supply unit room 3 is installed on the floor of the unit house 2. Since the prefabricated structure 1 has a structure in which a plurality of unit houses 2 are arranged side by side, at least one surface (back surface in FIG. 2) of the side wall of the unit house 2 is an outer wall surface 2a that is a boundary with the outside of the unit house 2. Become. Here, the outer wall surface 2a is a side wall that separates the indoor and outdoor areas, and is configured by attaching an outer wall panel to the frame. In the unit house 2 shown in FIG. 2, the back surface of the water supply unit room 3 is arranged in close proximity to the outer wall surface 2a.

FIG. 3 is a perspective view mainly of the front side of the water supply unit room 3 of the first embodiment, and is shown in a cross-sectional view so as to show the internal configuration. The water supply unit room 3 of the first embodiment has a configuration in which a shower room 4 and a toilet room 5 are arranged side by side. A bellows-type curtain (partition) 20 that can be opened and closed, a so-called accordion-type curtain (partition) 20, is provided between the shower room 4 and the toilet room 5. As shown in FIG. 3, in the shower room 4, the shower appliance 6, the faucet appliance 7, the toilet appliance 8, etc., which are water-related appliances, are on the back surface side of the back surface (outer surface of the side wall) facing the outer wall surface 2a of the unit house 2. Is provided. Further, also in the toilet room 5, a toilet appliance 9 which is a water supply appliance is arranged close to the back surface side of the back surface (side wall outer surface) facing the outer wall surface 2a of the unit house 2. Therefore, in the water supply unit room 3, the internal pipes of the water supply pipe 13, the hot water supply pipe 14, the drain pipe 15, and the sewage pipe (toilet drain pipe) 16 which are the internal pipes from the water supply equipment are the back surface of the water supply unit room 3. The lead-out path to the side wall outer surface) is arranged so as to be a short path as a whole.

In the water supply unit room 3 of the first embodiment, a configuration in which the shower room 4 and the toilet room 5 shown in FIG. 3 are arranged side by side will be described as an example, but the water supply unit room of the present invention will be described as an example. In addition to the shower room and toilet room, a washroom with a washbasin, a bathroom with a bathroom, and other rooms equipped with at least one of the various water-related equipment, or a room with various water-related equipment, respectively. It includes a parallel configuration of multiple rooms.

In the water supply unit room 3 shown in FIG. 3, the shower room 4 is provided with a shower fixture 6, a faucet fixture 7, a toilet fixture 8, and the like, and the toilet room 5 is attached to the toilet fixture 9 and the toilet fixture 9. A water tank 17 or the like is provided. Further, a ventilation fan 10 is provided on the ceiling of the shower room 4.

The water supply unit room 3 shown in FIG. 3 is supported by a plurality of support legs 11 so that it can be installed on the floor of the unit house 2 of the prefabricated structure 1. The water supply unit room 3 has a structure fixed to the floor of the unit house 2 by the support legs 11.

The floor panel 12 constituting the floor of the water-related unit room 3 is composed of a waterproof pan, and is supported by a plurality of support legs 11 with a predetermined space with respect to the floor of the unit house 2. Since a predetermined space is formed directly under the floor panel 12 in this way, piping such as a drain pipe 15 and a sewage pipe (toilet drain pipe) 16 from the shower room 4 and the toilet room 5 can be installed in this underfloor space. Is.

[Piping of water unit room 3]
FIG. 4 is a perspective view seen from below so as to mainly show the back surface (outer surface of the side wall) side of the water supply unit room 3 of the first embodiment. As shown in FIG. 4, internal pipes such as a water supply pipe 13, a hot water supply pipe 14, and a drainage pipe 15 (15a, 15b) are arranged on the back side of the shower room 4. The drainage pipe 15 in the first embodiment includes a washbasin drainage pipe 15a and a floor drainage pipe 15b. The washbasin drainage pipe 15a has a structure in which drainage from the toilet fittings in the shower room 4 flows, and the floor drainage pipe 15b has a structure in which the drainage collected in one place in the common floor panel 12 of the shower room 4 and the toilet room 5 flows. is there.

In the internal piping of the water supply pipe 13, the hot water supply pipe 14, and the drainage pipe 15 (15a, 15b) on the back surface (outer surface of the side wall) of the shower room 4, the connection end for connecting to the external piping from the external piping equipment is provided. It is arranged so as to concentrate on a certain area. In the water supply unit room 3 of the first embodiment, the connection ends of the water supply pipe 13, the hot water supply pipe 14, and the drainage pipe 15 (15a, 15b) protrude from the back surface of the shower room 4 by a predetermined length. Is provided. Piping joints for connecting to external piping from external piping equipment are provided at the protruding ends of the respective connection ends.

Further, a sewage pipe (toilet drainage pipe) 16 is arranged on the back surface (outer surface of the side wall) of the toilet room 5 of the water supply unit room 3. The connection end of the sewage pipe 16 is provided so as to project from the back of the toilet room 5 by a predetermined length, similarly to the connection end of the internal pipe provided on the back side of the shower room 4.

In the water supply unit room 3 of the first embodiment, the connection ends of the water supply pipe 13, the hot water supply pipe 14, the drain pipe 15 (15a, 15b), and the sewage pipe 16 are outside the back surface of the unit house 2. It protrudes substantially horizontally toward the wall surface 2a by a predetermined length. The predetermined length of the connecting end protruding is, for example, about 50 mm to 150 mm from the back surface (outer surface of the side wall) of the water supply unit room 3. For this reason, the water supply unit room 3 is arranged close to the outer wall surface 2a of the unit house 2 whose back surface faces, but each connection end portion (joint portion) protruding from the back surface of the water supply unit room 3 ) Is installed so as not to come into contact with the outer wall surface 2a of the unit house 2.

As described above, the water supply pipe 13, the hot water supply pipe 14, and the drainage pipe 15 are arranged on the back surface (outer surface of the side wall) of the shower room 4 of the water supply unit room 3, and the protruding portion of these internal pipes. Certain connection ends are provided so as to be concentrated within a predetermined area. Further, below the back surface of the toilet room 5, a connection end portion (joint portion) of the sewage pipe 16 is arranged so as to project in a substantially horizontal direction. On the inner surface side, which is the back side of the outer side wall surface on which the connection end is arranged, water-related appliances such as a shower appliance 6, a faucet appliance 7, a toilet appliance 8, and a toilet appliance 9 in the water-related unit room 3 are provided. It is arranged so that the internal piping from these water-related appliances to each connection end is shortened as a whole. As described above, in the water supply unit room 3 of the first embodiment, the entire internal piping in the shower room 4 and the toilet room 5 is configured to be shortened, and the connection end (protruding portion) of each internal piping is configured. Are concentrated on the lower side of the back surface of the water supply unit room 3.

The connection ends of the respective internal pipes in the water supply unit room 3 are arranged so as to project in substantially the same direction, and the connection ends, which are the protruding ends of the respective internal pipes, are connected to the external pipes. Piping joints are provided for this purpose.

In the configuration of the first embodiment, the connection ends (joint portions) of the internal pipes arranged on the back side of the shower room 4 are concentrated on the lower back side of the shower room 4, and the back side of the toilet room 5 is provided. The connection end (joint portion) of the pipes arranged in the toilet room 5 will be described with the configuration provided on the lower back side of the toilet room 5, but as a modification, the connection ends of all the internal pipes in the water supply unit room 3 will be described. The (joint portion) may be centrally arranged in one place on the back surface.

In the outer wall surface 2a of the unit house 2 in which the water supply unit room 3 configured as described above is arranged, openings (18, 19) for connecting to the external piping are formed. In the configuration of the first embodiment, two openings, a first opening 18 and a second opening 19, are formed (see FIG. 2).

The first opening 18 formed on the outer wall surface 2a of the unit house 2 is formed so as to face the lower back side of the shower room 4. The position where the first opening 18 is formed is a predetermined area where the connection ends (joint portions) of the water supply pipes 13, the hot water supply pipes 14, and the drainage pipes 15 of the shower room 4 are concentrated. It is a position facing the. Therefore, when the outer wall surface 2a of the unit house 2 is viewed from the outside, the connection ends (joint portions) of the water supply pipe 13, the hot water supply pipe 14, and the drainage pipe 15 can be confirmed through the first opening 18. It will be possible. That is, the connection ends of the internal pipes are centrally arranged in a predetermined area on the outer surface of the side wall of the water supply unit room 3, and are arranged so as to be inside the first opening 18 of the outer wall surface 2a of the unit house 2. Has been done. Further, the size of the first opening 18 is such that the operator can easily access each connection end portion, and the shape facilitates the connection work between each internal pipe and the external pipe. have.

Further, the second opening 19 formed on the outer wall surface 2a of the unit house 2 is formed so as to face the lower back side of the toilet room 5. The position where the second opening 19 is formed is a position facing the region where the connection end (joint portion) of the sewage pipe 16 of the toilet room 5 is arranged. Therefore, when the outer wall surface 2a of the unit house 2 is viewed from the outside, it is possible to confirm the connection end portion (joint portion) of the internal pipe of the sewage pipe 16 through the second opening 19. That is, the connection end of the internal pipe is arranged in a predetermined area on the outer surface of the side wall of the water supply unit room 3, and is arranged so as to be inside the second opening 19 of the outer wall surface 2a of the unit house 2. .. Further, the size of the second opening 19 is such that the operator can easily access the connection end portion of the sewage pipe 16, which facilitates the connection work between the sewage pipe 16 and the external pipe. It has a shape.

In addition, when the connection end portion (joint portion) of all the pipes in the water supply unit room 3 is concentrated in one place as in the above-described modification, each of the outer wall surfaces 2a of the unit house 2 has a configuration. One opening may be formed facing the area where the connection ends (joint portions) of the internal pipes are concentrated so that the connection work can be easily performed.

In the configuration in which the ventilation fan 10 is provided on the ceiling of the water supply unit room 3, a ventilation opening (third opening) 21 is formed above the outer wall surface 2a of the unit house 2 (see FIG. 2), and the ventilation fan 10 is provided by a ventilation duct. And the ventilation opening 21 may be communicated with each other.

[Installation of water unit room for unit house]
FIG. 5 shows a configuration in which, for example, a water supply unit room 30 provided with a shower room 4 is installed in at least one unit house 2 in a prefabricated structure 1 in which a plurality of unit houses 2 are arranged side by side. It is a top view which shows typically. The water supply unit room 30 shown in FIG. 5 is arranged close to the outer wall surface 2a, which is the inner wall of the unit house 2, and a lighting window 2b is provided on a part of the outer wall surface 2a. In the shower room 4 of the water supply unit room 30, as in the configuration shown in FIG. 4, the connection ends (joint portions) of the internal pipes of the water supply pipe 13, the hot water supply pipe 14, and the drain pipe 15 are on the back side. Are concentrated in a specific area.

As described in the above-described embodiment, an opening having a predetermined shape is formed at a predetermined position on the outer wall surface 2a of the unit house 2 in which the water supply unit room 30 is installed. Through these openings (18, 19), the connection work between the connection end (joint portion) of the internal pipes such as the water supply pipe 13, the hot water supply pipe 14, and the drain pipe 15 of the water supply unit room 30 and the external pipe is performed. is there.

Hereinafter, a flow in the case of installing the water supply unit room 30 for the prefabricated structure 1 assembled at a construction site or the like will be described. In the water supply unit room 30 described below, the water supply unit room 30 is provided in one specified unit house 2 in the plurality of unit houses 2 constituting the prefabricated structure 1.

As described above, for example, the water supply unit room 30 provided with the shower room 4 is preassembled in a factory or the like and packed so as to be transportable. The packed water supply unit room 30 is transported to the site as it is. At the site, the water supply unit room 30 is installed at a predetermined position on the floor of the unit house 2 in which the water supply unit room 30 should be provided in the prefabricated structure 1 by using a transport means such as a lift and / or a crane. To. When the water supply unit room 30 is installed at a predetermined position on the floor surface of the unit house 2, various predetermined types including a side wall, a ceiling, etc. in the prefabricated structure 1 (unit house 2) so as to surround the water supply unit room 30. The panel is attached and fixed.

After various predetermined panels are attached and fixed to the prefabricated structure 1 (unit house 2), through openings (18, 19) formed in the outer wall surface 2a of the unit house 2 in which the water supply unit room 30 is installed. Piping connection work is performed. At this time, since the operator can check the connection state between the connection end (pipe joint) of each internal pipe and the external pipe from the outside through the openings (18, 19) of the outer wall surface 2a, the internal pipe The connection work between the connection end and the external piping becomes easy. In this connection work, the connection of ventilation ducts and the connection of electrical wiring are also performed.

After the connection work of the internal piping and the like in the water supply unit room 30 is completed, the opening portion of the outer wall surface 2a of the unit house 2 which is the remaining portion not occupied by the connecting piping is sealed with a sealing member. May be good. As the sealing member, for example, an opening portion other than the pipe is sealed with a film-shaped rubber member, a hard member having a shape corresponding to the opening portion (for example, wood, resin, etc.) is fitted, or a gap thereof. It may be packed with a sealing material and sealed or configured. As described above, in the opening through which the connecting pipe connecting the internal pipe and the external pipe penetrates, the opening portion not occupied by the connecting pipe is sealed by the sealing member. Here, the sealing does not have to be a complete sealing, and may be a state in which rain and wind do not directly enter the inside.

As described above, with respect to the unit house 2 of the prefabricated structure 1 of the second embodiment according to the present invention, after the water supply unit room 3 is installed at a predetermined position, it is predetermined inside the prefabricated structure 1. Panels are attached, appliances are installed, predetermined connection work is performed, and finally the assembly work is completed. On the other hand, the prefabricated structure 1 completed and used in this way has a configuration capable of performing disassembly work in a flow opposite to the flow during assembly work and performing assembly work (connection work) at another site. Therefore, the configuration can be easily reused.

(Embodiment 2)
Hereinafter, the water supply unit room and the prefabricated structure of the second embodiment according to the present invention will be described with reference to the drawings. In the second embodiment, the difference from the above-described first embodiment is the method of installing the water supply unit room in the unit house, and the prefabricated structure, the unit house, and the water supply unit room in the second embodiment are described above. It has the same structure as the prefabricated structure 1, the unit house 2, and the water supply unit rooms 3 and 30 in the first embodiment.

By using the method of installing the water supply unit room 3 with respect to the unit house 2 in the second embodiment, it becomes easy to connect the internal pipes arranged on the outer surface of the side wall of the water supply unit room 3 to the external pipes, and also It is possible to reduce the opening shape of the outer wall surface 2a of the unit house 2 through which the piping from the internal piping penetrates.

In the description of the second embodiment, the same reference numerals are given to the elements having the same operation, configuration, and function as those of the first embodiment, and the description may be omitted in order to avoid duplicate description. ..

[Installation of water unit room for unit house]
6 (a), (b), and (c) show, for example, a shower room 4 and a toilet room with respect to at least one unit house 2 in the prefabricated structure 1 in which a plurality of unit houses 2 are arranged side by side. 5 is a plan view schematically showing a method for installing a water supply unit room 3 provided with 5.

FIG. 6A shows a state in which the water supply unit room 3 is temporarily placed in the central portion of the unit house 2. As shown in FIG. 6A, at the initial stage in which the water supply unit room 3 is temporarily placed in the unit house 2, the water supply unit room 3 provides the side wall panel 70 (outer surface wall 2a) in the unit house 2. (Including) is temporarily placed at a predetermined distance L from the mounting position, for example, at a position having a distance of at least 700 to 800 mm. In the case of the unit house 2 shown in FIG. 6A, a state is shown in which the water supply unit room 3 is temporarily placed at a position rotated by 90 degrees from a predetermined installation position in order to secure a predetermined interval L. ing.

As described above, the water supply unit room 3 is temporarily placed inside the unit house 2 with a predetermined interval L, so that the side surface of the unit house 2 is placed after the water supply unit room 3 is temporarily placed. The plurality of constituent side wall panels 70 can be easily attached. That is, an operator can enter a space having a predetermined gap L formed between the water supply unit room 3 and the side wall panel 70, and the side wall panel 70 can be easily attached.

In the unit house 2 of the second embodiment, after the floor panel and the ceiling panel are attached to the frame as described later, the water supply unit room 3 is temporarily placed on the floor panel, and the plurality of side wall panels 70 are provided. The unit house 2 is assembled by being fitted.

In FIG. 6B, after the side wall panel 70 of the unit house 2 is attached, the water supply unit room 3 in the temporarily placed state is rotated by 90 degrees to be arranged in the same direction as the predetermined installation position, and the water supply is arranged. It shows a state in which the unit room 3 is laterally moved (moved to the left in FIG. 6B) so as to abut on one side wall panel 70 of the unit house 2. In the water-related unit room 3, a plurality of spacers 40 are provided on the outer surface of the side wall facing the inner surface of the side wall panel 70 of the unit house 2 and arranged in close proximity to the inner surface. In the water supply unit room 3 shown in FIG. 6B, assuming that the surface on which the door 37 is provided is the front surface, spacers 40 are provided on the outer side wall surfaces of the back surface side and the left side surface. The water supply unit room 3 shown in FIG. 6B has a configuration in which the side wall panel 70 (2a) on the back side and the side wall panel 70 on the left side of the unit house 2 are arranged close to each other. In the second embodiment, a plurality of spacers 40 are provided on the outer surface of the side wall, but it is also possible to use one spacer extending along the outer surface of the side wall.

As described above, since a plurality of spacers 40 are provided on the outer surface of the specific side wall in the water supply unit room 3, the water supply unit room 3 is laterally moved (sliding) inside the unit house 2 (on the floor panel). By doing so, the water supply unit room 3 can be reliably and easily arranged at a predetermined position inside the unit house 2. That is, by laterally moving the water supply unit room 3, the spacer 40 comes into contact with the inner surface of the predetermined side wall panel 70, so that the water supply unit room 3 is accurately arranged at a predetermined position inside the unit house 2. (C) of FIG. 6).

In the state shown in FIG. 6B, as described above, the water supply unit room 3 is rotated 90 degrees inside the unit house 2 and laterally moved to the left to abut on the side wall panel 70 on the left side surface side. Shows the state of In the state shown in FIG. 6 (c), from the state shown in FIG. 6 (b), the water supply unit room 3 is laterally moved to the back side inside the unit house 2 to move the side wall panel 70 (2a) on the back side. It shows the state of being in contact with.

In the second embodiment, since the water supply unit room 3 is laterally moved from the state shown in FIG. 6B to the state shown in FIG. 6C, the water supply unit room 3 is projected from the back side of the water supply unit room 3. The internal pipes 50 such as the water supply pipe, the hot water supply pipe, the drainage pipe, and the sewage pipe provided are surely inserted into the respective openings 60 formed in the outer wall surface 2a of the facing unit house 2. ..

In the method of installing the water supply unit room 3 with respect to the unit house 2 in the second embodiment, the water supply unit room 3 is laterally moved from the state shown in FIG. 6 (b) to the state shown in FIG. 6 (c). At this time, a connection pipe that has been penetrated in advance is connected to the corresponding opening 60 to the internal pipe 50 that protrudes from the back side of the water supply unit room 3, and each internal pipe 50 is supported by the connection pipe. You may use the installation method which guides you to the opening 60. And / or when the water supply unit room 3 is laterally moved to the rear side, the operator supports the internal pipe 50 and / or the connection pipe protruding from the back side of the water supply unit room 3 and the corresponding opening. The internal pipe 50 may be guided to 60.

In the second embodiment, since the water supply unit room 3 is surely arranged at a predetermined position inside the unit house 2 as described above, the opening 60 formed in the outer wall surface 2a of the unit house 2 is around the water. It is arranged at a position that surely faces the protruding position of the internal pipe 50 projecting from the back side of the unit room 3. That is, since the protruding position of the internal pipe 50 in the water supply unit room 3 is specified in advance, the shape of the opening 60 formed on the outer wall surface 2a of the unit house 2 into which the internal pipe 50 is inserted is changed to the shape of the internal pipe 50. It is possible to make the shape corresponding to the outer diameter dimension of. As a result, the shape of the opening 60 can be reduced in the gap between the opening 60 and the inserted internal pipe 50, and the sealing member or the like can be easily attached to the gap.

As described above, in the method of installing the water supply unit room 3 with respect to the unit house 2 in the second embodiment, the protruding end of the internal pipe 50 from the water supply unit room 3 is formed on the outer wall surface 2a of the unit house 2. The structure is arranged outside the opening 60. Therefore, by using the method of installing the water supply unit room 3 with respect to the unit house 2 in the second embodiment, the connection work between the internal pipe and the external pipe can be facilitated, and work such as maintenance and inspection of the connection state can be performed. It will be easy.

Further, as described above, in the water supply unit room 3 of the second embodiment, a plurality of spacers 40 are provided on the outer surface of the side wall which faces the inner surface of the side wall panel 70 of the unit house 2 and is arranged close to the inner surface. Has been done. Since the spacer 40 is provided in this way and positioned by abutting against the inner surface of the side wall panel 70 of the unit house 2, the water-related unit room 3 can be accurately arranged inside the unit house 2. As a result, the position of the internal pipe led out from the water supply unit room 3 can be accurately specified, and the connection with the external pipe is made easier.

Further, in the water supply unit room 3 of the second embodiment, since the positioning spacer 40 is provided as described above, the water supply unit room 3 is accurately arranged inside the unit house 2, and the unit house 2 is provided. Since the dimensions of the decorative panel forming the outer surface of the water supply unit room 3 inside the water supply unit room 3, for example, the decorative panel including the door member can be specified, the decorative panel can be accurately cut and attached in advance, and the yield can be reduced. Well, the work efficiency is high.

Further, since the spacer 40 can be provided to form a predetermined gap between the water circulation unit room 3 and the unit house 2, the conduction of vibrations between each other can be suppressed, and the noise can be reduced. It is possible to arrange members such as pipes in the gap, and it is possible to save space.

As described above, in the first stage of the method of installing the water supply unit room 3 with respect to the unit house 2 in the second embodiment, as shown in FIG. 6A, the water supply unit room 3 is in the unit house 2. It is temporarily placed at a predetermined distance L from the side wall panel 70 (2a), for example, at a distance of at least 700 to 800 mm. Since the water supply unit room 3 has a predetermined distance L from the side wall panel 70 of the unit house 2 in this way, the side wall panel 70 can be easily attached. An example of how to attach the side wall panel 70 by an operator will be described below.

7 (a) and 7 (b) show an example of how to attach the side wall panel 70 (outer wall surface 2a) on the back side to the state where the ceiling panel 71 and the floor panel 72 are attached in the unit house 2. It is a side sectional view schematically showing. As shown in FIG. 7A, first, the protrusion 70a formed at the lower end of the side wall panel 70 on the back surface side is inserted into the recess 72a formed in the floor panel 72. Next, the side wall panel 70 is raised with the lower end thereof as a fulcrum, and the upper end outer surface side of the side wall panel 70 is brought into contact with the stopper 71a formed at the end portion of the ceiling panel 71. By bringing the upper end outer surface of the side wall panel 70 into contact with the stopper 71a in this way, the side wall panel 70 on the back side of the unit house 2 is arranged in a substantially vertical direction.

In FIG. 7B, in the unit house 2, after the side wall panel 70 on the back side is arranged in the substantially vertical direction, the molding 80 is arranged at the inner corner portion between the side wall panel 70 and the ceiling panel 71. Installed, the side wall panel 70 is securely fixed between the ceiling panel 71 and the floor panel 72.

FIG. 8 is a cross-sectional view showing a state in which a plurality of side wall panels 70 are attached in the unit house 2 as viewed from above, and a state in which the plurality of side wall panels 70 are fitted and attached to each other at the side surface portions thereof. Is schematically shown. As shown in FIG. 8, the protruding portion 70b formed on one side surface portion of the side wall panel 70 is fitted into the recessed portion 70c formed on the other side surface portion of the side wall panel 70 and connected to form a flat surface. It is a configuration to be done.

A joint frame 90 is arranged at the corner portion of the unit house 2, and a recess 90a is formed at a position of the joint frame 90 facing the side wall panel 70. The protruding portion 70b formed on one side surface portion of the side wall panel 70 is fitted into the recessed portion 90a formed in the joint frame 90, and the side wall surface of the unit house 2 is formed by the plurality of side wall panels 70.

As described above, the plurality of side wall panels 70 attached between the ceiling panel 71 and the floor panel 72 are slid after the protrusion 70a of the side wall panel 70 is inserted into the recess 72a of the floor panel 72 to stand up. It has a structure that fits into each other. Therefore, the unit house 2 in the second embodiment has a desired rigidity and has a highly reliable structure.

As described above, as specifically described in each embodiment, the water supply unit room in the present invention is transported to the site in a preassembled state and placed in a predetermined position of the prefabricated structure (unit house). Since it is installed, the main work on site for the water supply unit room is basically simple connection work such as piping and electricity. As a result, the water supply unit room installed in the prefabricated structure (unit house) can be made uniform in a high quality state at any site, and is a prefabricated structure equipped with highly reliable water supply equipment. Can be provided.

As described above, in the unit house of the prefabricated structure in the present invention, after the water supply unit room is installed at a predetermined position, a predetermined panel is attached inside the prefabricated structure, and equipment and the like are installed. Then, a predetermined connection work and the like are performed, and finally the assembly work is completed to complete the prefabricated structure. On the other hand, the prefabricated structure completed and used in this way has a configuration that allows disassembly work in a flow opposite to the flow during assembly work and assembly work (connection work) at another site. There is a configuration that can be easily reused. At this time, the water supply unit room installed inside the prefabricated structure can easily remove the connection end (piping joint) of the pipe, and the disassembled prefabricated structure is combined with the water supply unit room. It can be transported to another site and reused.

As described above, in the present invention, the water supply unit room provided with the water supply space such as the shower room, the toilet room, and the washroom has a reusable configuration inside the prefabricated structure, and the piping can be easily performed. Moreover, it has a configuration that can be reliably connected.

Although the present invention has been described in each embodiment with some detail, these configurations are exemplary and the disclosures of these embodiments should vary in the details of the configuration. In the present invention, substitutions, combinations, and changes in order of elements in each embodiment can be realized without departing from the claimed scope and ideas of the present invention.

The water supply unit room of the present invention can easily provide a water supply space inside the prefabricated structure, can improve the worker's environment at a construction site or the like, and is a product with high market value.

1 Prefabricated structure 2 Unit house 2a Outer wall surface 2b Light window 3, 30 Water supply unit room 4 Shower room 5 Toilet room 6 Shower fixture 7 Faucet fixture 8 Washbasin fixture 9 Toilet fixture 10 Ventilation fan 11 Support leg 12 Floor panel 13 Water supply pipe 14 Hot water supply pipe 15 Drain pipe 16 Sewage pipe 17 Water tank 18 1st opening 19 2nd opening 20 Curtain (partition)
21 Ventilation opening (3rd opening)
40 spacer

Claims (12)

It is a water supply unit room provided inside the prefabricated structure and equipped with a water supply space.
In the prefabricated structure, the connection end portion of the internal piping from the water supply device projects toward the outer wall surface on the outer surface of the side wall of the water circulation unit room arranged so as to face the outer wall surface that separates the indoor and outdoor areas. A water supply unit room arranged in a predetermined area on the outer surface of the side wall so that the connection end portion is connected to an external pipe. The water supply unit according to claim 1, wherein the connection end of the internal pipe is configured to project from the outer surface of the side wall of the water supply unit room toward the outer wall surface of the prefabricated structure by a predetermined length. Room. The water supply unit room according to claim 1 or 2, wherein the connection end portion of the internal pipe is provided with a pipe joint for connecting to the external pipe. The water supply unit room according to claim 1 or 2, wherein each of the connection ends of the internal pipes from the plurality of water supply appliances is configured to project in parallel in the same direction. The water supply unit room according to claim 1 or 2, wherein the connection ends of the internal pipes from the plurality of water supply appliances are centrally arranged on the outer surface of the side wall of the water supply unit room. The water according to claim 1 or 2, wherein a water circulation device is arranged on the inner surface side of the water circulation unit room, which is the back surface side of the outer side wall surface on which the connection end portion of the internal pipe is arranged. Around unit room. Any of claims 1 to 6, wherein in the water supply unit room arranged close to the inner surface of the prefabricated structure, a spacer is provided on the outer surface of the side wall arranged close to the inner surface of the prefabricated structure. The water supply unit room described in item 1. It is a prefabricated structure composed of a unit house and provided with a water-related unit room having a water-related space inside the unit house.
The connection end of the internal piping from the water supply device projects toward the outer wall surface on the outer surface of the side wall of the water supply unit room, which is arranged to face the outer wall surface that separates the indoor and outdoor areas in the unit house. Arranged,
The connection end is arranged in a predetermined area on the outer surface of the side wall so as to be connected to the external pipe.
A prefabricated structure in which a predetermined region on the outer surface of the side wall on which the connection end of the internal pipe is arranged is arranged so as to face an opening formed in the outer wall surface of the prefab structure. The prefabricated structure according to claim 8, wherein each of the connection ends of the internal pipes from a plurality of water supply devices is configured to project in parallel in the same direction. The connection end of the internal pipe from the plurality of water supply appliances is centrally arranged on the outer surface of the side wall of the water supply unit room, and is arranged so as to be inside the opening of the outer wall surface. Item 8. The prefabricated structure according to item 8 or 9. 8. The claim 8 or 9, wherein in the opening through which the connecting pipe connecting the internal pipe and the external pipe penetrates, an opening portion not occupied by the connecting pipe is sealed by a sealing member. Prefabricated structure. In the water-related unit room arranged close to the inner surface of the unit house, a spacer for forming a predetermined gap is provided on the outer surface of the side wall arranged close to the inner surface of the unit house.
The prefabricated structure according to any one of claims 8 to 11, wherein the spacer is configured to abut on the inner surface of the unit house.