JPH11196525A - Wiring method in unit constructing method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve efficiency of an installing work of building units. SOLUTION: Load-side wirings 20 and power-side wirings 24 extended out of a room unit 10 are all lead to a gap part 46 between the big beams on the ceiling of neighboring room units 10. In this gap part 46, the load-side wiring 20 are connected with the power-side ones 24. Unlike the conventional method making use of an inspection opening provided on a ceiling, the installation work of the room units 10 is not required to be suspended, which makes it possible to improve the efficiency of the installation work.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is applied to a case where a unit building is constructed by a unit construction method in which a plurality of building units produced in a factory in advance and each formed in a rectangular parallelepiped shape or the like are brought into a site and sequentially installed. To a wiring method in a unit construction method.

[0002]

2. Description of the Related Art A conventional wiring method adopted in a unit house will be described with reference to FIGS. FIG. 9 is a perspective plan view showing a schematic configuration of a wiring diagram of a unit house 102 formed by interconnecting a plurality of living room units 100, and FIG. The part is shown three-dimensionally.

As shown in these figures, conventionally,
Loads (outlets 104, switches 106, lighting fixtures 108) installed at appropriate positions in each room unit 100
) Are led to a ceiling inspection port 112 provided on a ceiling panel of a specific living room unit 100. By using the ceiling inspection port 112, the work of connecting the load-side wiring 110 and the power-supply-side wiring 116 drawn from the distribution board 114 via a joint box (not shown) has been performed.

[0004]

However, in the case of the above wiring method, the following matters remain as problems.

That is, a ceiling inspection port 112 is provided in advance on the ceiling panel of a specific living room unit 100, and all the load-side wirings 11 are used by using the ceiling inspection port 112.
When an attempt is made to perform a connection work between the power supply side wiring 116 and the power supply side wiring 116, during the construction of the unit house 102 (that is, when the installation work of all the room units 100 on the first floor portion and the second floor portion is not completed). In addition, it is necessary to perform wiring work (wiring routing work and connection work) by a wiring company.

For example, as shown in FIG. 10, when the installation work of the living room unit 100 on the first floor of the unit house 102 is completed, the wiring company performs the wiring work using the ceiling inspection opening 112, and After that, installation work of the room unit 100 on the second floor is performed again. That is, if the wiring work by the wiring company is not completed, the installation work of the remaining living room unit 100 cannot be performed. For this reason, the installation work of the living room unit 100 is interrupted, and the work efficiency of the installation work is reduced.

An object of the present invention is to provide a wiring method in a unit construction method capable of improving the efficiency of installation work of a building unit in consideration of the above fact.

[0008]

According to the first aspect of the present invention, there is provided a unit building by a unit construction method in which a plurality of building units produced in advance in a factory and each formed into a rectangular parallelepiped or the like are carried into a site and sequentially installed. Is a wiring method in a unit construction method applied when constructing a load-side wiring drawn from a building unit, and a power-supply-side wiring is led to a gap having a predetermined width set between adjacent building units, and the gap is And connecting the load-side wiring and the power-supply-side wiring to each other.

The present invention according to claim 1 is applied to a case where a unit building is constructed by a unit construction method. That is, in the unit construction method, a plurality of building units each formed in a rectangular parallelepiped shape or the like are produced in advance by factory production.
After these building units are carried into the site by a transport vehicle, they are lifted by a crane and sequentially installed at predetermined positions. Thereby, a unit building is constructed in a short time.

[0010] Here, various loads such as outlets and lighting fixtures are incorporated in the above-mentioned building unit, and load-side wiring is led out of these loads. In general, a power supply side wiring is drawn from a building unit on a power supply installation side. And
In the present invention, all of the load-side wiring and the power-supply-side wiring are led to a gap having a predetermined width set between adjacent building units, and the load-side wiring and the power-supply-side wiring are connected in the gap. Things.

[0011] By adopting the method of connecting the load-side wiring and the power-supply-side wiring in the gap between the adjacent building units, it is necessary to lead the load-side wiring and the power-supply-side wiring to the ceiling inspection port for connection. Disappears. For this reason, after all the installation work of the building unit necessary for constructing the unit building by the unit construction method is completed, the connection work between the load side wiring and the power supply side wiring can be performed. Therefore, the installation work of the building unit is not interrupted as in the related art.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

FIG. 8 is a perspective plan view showing a schematic configuration of a wiring diagram of a unit house 12 formed by connecting a plurality of living room units 10 to each other.
Shows the first floor of the unit house 12 in a three-dimensional manner.

As shown in these figures, loads such as an outlet 14, a switch 16, and a lighting fixture 18 are installed at appropriate positions of each living room unit 10 as a "building unit". Indicates that the load side wiring 20 is drawn out. A power distribution panel 22 is installed above the wall surface of the specific living room unit 10, and a power supply side wiring 24 is drawn out of the power distribution panel 22. The unit house 12 as a "unit building" is configured by arranging these rectangular parallelepiped living room units 10 adjacent to each other in the wife direction and the girder direction and interconnecting them.

Next, the unit structure of the living room unit 10 will be schematically described. As shown in FIGS. 1 to 4, the living room unit 10 includes a square pipe-shaped column 26 erected at four corners thereof, a floor panel 28 fixed between lower ends of these columns 26, And a ceiling panel 30 fixed between the upper ends of the columns 26 of the book. Further, an unillustrated outer wall panel, a partition 32 and the like are attached to the living room unit 10 as necessary.

The floor panel 28 and the ceiling panel 30 will be additionally described below. The floor panel 28 is formed by unifying a pair of channel steels in a back-to-back direction and is arranged along the girder direction, and a floor girder 34 made of a single channel steel and arranged along the wife direction. And a floor frame whose main part is a raised floor girder 36. A floor plate 38, which is a particle board, is fixed to the upper surface side of the floor frame, and the floor panel 28 is thus configured. In addition,
The floor girders 36 on the wife side are fixed at positions offset to the indoor side with respect to the width dimension of the columns 26.

The ceiling panel 30 is also basically a floor panel 28
And a ceiling girder 40 formed by unifying a pair of channel steels in a back-to-back direction and arranged along the girder direction, and a single channel steel structure along the wife direction. And a ceiling frame mainly including a ceiling girder 42 arranged in a vertical direction. A ceiling plate 44 made of two gypsum boards is fixed to the lower surface side of the ceiling frame, thereby forming the ceiling panel 30. Note that the ceiling girders 42 on the wife side are fixed at positions offset toward the indoor side with respect to the width dimension of the pillars 26.

In addition, in the above configuration, the floor girders 34 and the ceiling girders 40 on the girder side of the floor panel 28 and the ceiling panel 30 are made of a pair of grooved steel, whereas the floor girders 36 and the ceiling girder on the wife side. The reason that the girder 42 is made of one channel steel is to facilitate the mounting of the ceiling plate 44 and for the purpose of strength design.

In a state where the living room unit 10 is installed in a predetermined arrangement, a predetermined width (approximately 130 mm) is provided between the opposing ceiling girders 42 and the floor girders 36 in the living room units 10 adjacent in the girder direction. Gap 46
(See FIGS. 3 and 4). In the present embodiment, the connection work between the load-side wiring 20 and the power-supply-side wiring 24 is performed using the gap 46.

Next, in the case of this embodiment, the load-side wiring 2
A description will be given of how the work of connecting the 0 and the power supply side wiring 24 is performed. In addition, the detailed configuration of the living room unit 10 and the like will be described as necessary.

The living room units 10 are factory-produced one by one and are carried into the site by a transport vehicle. FIG. 1 shows a single unit of the living room unit 10 carried to the site.

As shown in this figure, a predetermined load of the living room unit 10 (the lower part of the partition 32 in the living room unit 10 shown in this figure) is provided with a load necessary for the unit (the living room unit 10). Then outlet 14)
Are arranged. The load-side wiring 20 drawn out from the outlet 14 is guided along the partition 32 to one of the ceiling girders 42, and then passes through the weight reducing holes 48 formed at appropriate positions on the ceiling girders 42, and is placed on the ceiling plate 44. Have been crawling. Further, the terminal portion on the connection side is pulled out of the weight reducing hole 48 of the other ceiling beam 42 to the outside of the living room unit 10 (that is, the gap portion 46 to be formed later) and is in a hanging state.

Next, the living room unit 10 in this state is sequentially lifted by a crane and installed at a predetermined position. FIG. 2 shows a state in which the installation work of the living room unit 10 corresponding to one half of the first floor of the unit house 12 has been completed.

As shown in FIG. 1, a load-side wiring 2 drawn from a load such as an outlet 14, a switch 16, and a lighting fixture 18 installed in each living room unit 10.
0 is lifted from the load installation position to the ceiling girder 42 on one of the wife's sides located immediately above, then passed through the weight reduction hole 48 of the ceiling girder 42, and is further crawled on the ceiling plate 44. It is suspended from the weight reduction hole 48 of the other ceiling beam 42 toward the gap 46. Therefore, the load side wiring 2 pulled out from the load installed in the arbitrary living room unit 10
There is no possibility that 0 is routed to the adjacent living room unit 10 in the wife direction while straddling the ceiling girder 40 on the girder side.

Next, in the same manner, the unit house 1
The installation work of the remaining room unit 10 on the first floor portion of the second floor is performed. FIG. 3 shows a state where the installation work of the remaining room unit 10 on the first floor portion has been completed.

As shown in this figure, in a state where the living room units 10 are arranged adjacent to each other in the girder direction, a gap 46 having a predetermined width is formed between the opposing wife-side ceiling girders 42. The load-side wirings 20 drawn from the load of each living room unit 10 are all suspended in the gaps 46. In addition, the power supply side wiring 24 drawn out from the distribution board 22 installed on the upper wall surface of the specific living room unit 10 also has a weight reducing hole 48 of the ceiling beam 42.
Through the gap 46 through the gap. At this point, the load side wiring 20 and the power supply side wiring 2
No connection work with No. 4 was performed.

Next, the room unit 10 on the second floor of the unit house 12 is installed on the room unit 10 on the first floor in the same procedure as described above.
FIG. 4 shows a state where the installation work of the room unit 10 on the second floor is completed. In this figure,
Of the living room unit 10 on the second floor, only one half is shown by a solid line, and the other half is shown by an imaginary line. Also,
The roof unit installed on the living room unit 10 on the second floor is not shown.

As shown in this figure, when the installation work of the room unit 10 on the second floor is completed, a gap 46 is provided between the ceiling beams 42 facing each other similarly to the first floor.
Is formed. Also, with respect to the living room unit 10 on the second floor, the load side wiring 20 is connected to the ceiling beam 42 on the gap 46 side by the same routing as the living room unit 10 on the first floor.
Is in a state of hanging from the weight reducing hole 48 of FIG.

After the installation work of the room unit 10 is completed as described above, the load side wiring 20 and the power supply side wiring 24
Is performed as follows.

First, on the first floor, as shown in FIG. 5, the worker is placed on the floor plate 38 of the living room unit 10, which is on the right side of the second floor in the figure. To add,
There is a partition 3 on the side of the living room unit 10 on the right side.
2 is not originally installed (that is, the partition 32 is installed only on the room unit 10 side on the left side in the figure). In addition, a separate narrow floor lid 50 is fitted into the portion just above the gap portion 46 in the floor plate 38 of the living room unit 10 on the right side after the wiring work, so that the work opening is formed at this time. I have. The same applies to the ceiling plate 44, and a separate narrow-width ceiling lid 52 is fitted after the connection work.

When the worker works downward, the load-side wiring 20 and the power-supply-side wiring 24 on the first floor are already led from the right-side living room unit 10 and the left-side living room unit 10 into the gap 46, respectively. And joint box 5
Connect to 4. At this time, each room unit 10
The load-side wiring 20 and the power-supply-side wiring 24 are classified and bundled so that they can be easily identified at the time of maintenance and inspection, and are hung by a connecting wire 56 which is connected through a small hole in the upper flange of the large ceiling beam 42. By doing so, it is possible to prevent the ceiling board 44 from bending due to the weight of the load-side wiring 20.

The joint box 54 for which the connection work on the first floor has been completed is provided with a support plate 58 previously or on-site attached to the upper flanges of a pair of ceiling beams 42 facing each other.
Fixed on top.

On the other hand, on the second floor, as shown in FIG. 6, a stepladder 60 is placed on the floor plate 38 of the living room unit 10 on the right side of the second floor in the figure.
The worker is listed at 0. Next, the worker connects the load-side wiring 20 of the second floor already led into the gap 46 from the right-side living room unit 10 and the left-side living room unit 10 to the joint box 54 in an upward operation. .

The joint box 54 for which the connection work on the second floor has been completed is placed on the attic.

Then, the joint box 5 of the second floor part
4 is led to the gap 46 on the first floor using the gap between the pillars 26 of the living room unit 10 on the second floor, and is connected to the joint box 54 on the first floor to perform the wiring work. Ends.

Finally, the floor lid 50 and the ceiling lid 52
Is fitted in the opening, and all operations are completed.

As described above, in the present embodiment, the load-side wiring 20 and the power-supply-side wiring 24 drawn out from each living room unit 10 are connected to the predetermined width set between the ceiling beams 42 of the living room units 10 adjacent in the girder direction. Of the load-side wiring 20 and the power-supply-side wiring 24 are connected in the gap 46, so that the load-side wiring 20 and the power-supply-side wiring 24 are connected to the ceiling inspection port as in the related art. It is no longer necessary to lead the wire to the wire. For this reason, the living room unit 1 necessary for constructing the unit house 12 by the unit construction method
After all of the installation work of “0” is completed, the connection work between the load side wiring 20 and the power supply side wiring 24 can be performed. Therefore, the installation work of the room unit 10 is not interrupted as in the related art. As a result, the living room unit 10
Installation work efficiency can be improved.

Further, by employing the wiring method as in the present embodiment, the following effects can be obtained.

First, since it is not necessary to collect all of the load-side wirings 20 in the ceiling inspection port provided only at a specific portion as in the related art, the wiring length can be reduced. For this reason, the direct material cost can be reduced, and the wiring work can be facilitated.

Second, in the related art, it is essential to provide a ceiling inspection port in connection work. However, according to the present embodiment, a ceiling inspection port for connection work is not required.

In the present embodiment, the unit house 12
The connection work between the load-side wiring 20 and the power-supply-side wiring 24 was performed using the gap 46 (gap between the opposing ceiling girders 42) formed in the middle part in the girder direction along the wife direction in the above. However, depending on the beam structure, there may be a case where a gap width (a gap between the ceiling beams 40 facing each other) formed along the girder direction in the middle part of the unit house 12 in the wife direction is sufficiently ensured, In that case, the load-side wiring 20 and the power-supply-side wiring 24 may be connected using a gap formed along the girder direction.

In this embodiment, the unit house 12
However, the present invention is not limited to this, and the present invention can be applied to any unit building constructed by the unit construction method.

[0043]

As described above, according to the wiring method in the unit construction method according to the first aspect of the present invention, the load-side wiring and the power-supply-side wiring drawn out of the building unit are connected to the predetermined wiring set between the adjacent building units. The method of leading to the gap of the width and connecting the load side wiring and the power supply side wiring in the gap is used, so that the installation work of the building unit is not interrupted, and as a result, the installation work efficiency of the building unit is reduced. Has an excellent effect that can be improved.

[Brief description of the drawings]

FIG. 1 is an explanatory view (a perspective view showing a single living room unit) for explaining a construction procedure when a wiring method in a unit construction method according to the present embodiment is carried out.

FIG. 2 is an explanatory view (a perspective view showing a state where a unit for a half room on one side of a first floor is installed) in a case where a wiring method in a unit method according to the present embodiment is carried out; is there.

FIG. 3 is an explanatory view (a perspective view showing a state in which all living room units on the first floor are installed) when a wiring method in the unit construction method according to the present embodiment is carried out. .

FIG. 4 is an explanatory view (a perspective view showing a state in which the living room unit is installed up to the second floor) when the wiring method in the unit construction method according to the present embodiment is carried out.

FIG. 5 is a longitudinal sectional view showing a connection work situation in a gap portion of a first floor portion.

FIG. 6 is a longitudinal sectional view showing a connection work situation in a gap portion of the second floor portion.

FIG. 7 is a wiring diagram showing a schematic configuration of a wiring method for a unit house according to the present embodiment in a three-dimensional perspective.

FIG. 8 is a wiring diagram showing a schematic configuration of a wiring method for a unit house according to the present embodiment in a perspective plan view.

FIG. 9 is a wiring diagram showing a schematic configuration of a wiring method for a unit house according to a conventional example in a perspective plan view.

FIG. 10 is a wiring diagram showing a schematic configuration of a wiring method for a unit house according to a conventional example in a stereoscopic manner.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Room unit (building unit) 12 Unit house (unit building) 20 Load side wiring 24 Power supply side wiring 46 Gap

Claims (1)

[Claims] 1. A wiring method in a unit construction method applied when a unit building is constructed by a unit construction method in which a plurality of building units produced in advance in a factory and each formed in a rectangular parallelepiped shape and the like are carried into a site and sequentially installed. Wherein the load-side wiring and the power-supply-side wiring drawn from the building unit are led to a gap having a predetermined width set between adjacent building units, and the load-side wiring and the power-supply-side wiring are connected in the gap. A wiring method in the unit method.