JP6499843B2 - Construction method between soil - Google Patents

Description

The present invention relates to a method of constructing the inter-Sat.

  Conventionally, a unit type building is formed by combining a plurality of building units on site. Since the entrance is provided for at least one building unit among the plurality of building units, the entrance soil is provided by removing a part of the floor beam of the building unit (see, for example, Patent Document 1).

6 and 7 are top views showing an example of a conventional dirt layout of the entrance. 6 and 7 show the floor portions of two adjacent building units.
The floor portions of the building units 100A, 100B, 200A, and 200B are a pair of long-side floor beams 101a, 101b, 201a, and 201b arranged on the long side of the rectangle formed by the four pillars 111a, 111b, 211a, and 211b. And a pair of short side floor beams 102a, 102b, 202a, 202b arranged on the short side. A plurality of joists 103a, 103b, 203a, 203b are installed between the pair of long side floor beams 101a, 101b, 201a, 201b in parallel with the short side floor beams 102a, 102b, 202a, 202b.
In the soil layout shown in FIG. 6, one end of one long side floor beam 101a of the building unit 100A is removed by a predetermined length, and a part of the joist 103a corresponding to the removed portion is also removed. Then, the intermediate floor beam 105a is installed between one end of the long side floor beam 101a and the other long side floor beam 101a so as to be parallel to the short side floor beam 102a. Further, the intermediate floor beam 104a that connects the end faces of the joists 103a from which a part has been removed is installed between the short side floor beam 102a and the intermediate floor beam 105a so as to be parallel to the long side floor beam 101a. Thus, the area from which the long side floor beam 101a and joist 103a are removed becomes the entrance soil 106. A pillar 112a connected to a long-side ceiling beam (not shown) is provided at the end of the long-side floor beam 101a adjacent to the entrance soil 106.

In the soil layout shown in FIG. 7, one end of the pair of long side floor beams 201a of one building unit 200A is removed by a predetermined length, and a plurality of joists 203a corresponding to the removed portion are also removed. Then, an intermediate floor beam 205a is installed between one end portion of one long side floor beam 201a and one end portion of the other long side floor beam 201a so as to be parallel to the short side floor beam 202a.
One end of the long side floor beam 201b of the other building unit 200B is removed by a predetermined length, and a part of the joist 203b corresponding to the removed portion is also removed. Then, an intermediate floor beam 205b is installed between one end portion of one long side floor beam 201b and the other long side floor beam 201b so as to be parallel to the short side floor beam 202b. Then, the intermediate floor beam 204b that connects the end faces of the joists 203b from which a part has been removed is installed between the short side floor beam 202b and the intermediate floor beam 205b so as to be parallel to the long side floor beam 201b. Thus, the part from which the long side floor beams 201a and 201b and the joists 203a and 203b are removed becomes the entrance soil 206. Columns 212a and 212b are provided at the ends of the long-side floor beams 201a and 201b of the building units 200A and 200B adjacent to the entrance soil 206, respectively. The upper end of the column 212 is connected to a long-side ceiling beam (not shown).

JP 2001-173102 A

By the way, it is desirable that various soil layouts can be proposed in order to meet various customer needs.
In the soil layout shown in FIG. 8, a part of the long side floor beams 301a and 301b of a pair of adjacent building units 300A and 300B is removed, and the pair of building units 300A and 300B is straddled with the removed part. So a dirt is formed.

Specifically, the floor portions of the building units 300A and 300B are arranged on the long side of a pair of long side floor beams 301a and 301b arranged on the long side of the rectangle formed by the four columns 311a and 311b. It is comprised by a pair of short side floor beams 302a and 302b.
Of the pair of long side floor beams 301a of the building unit 300A, one end portion of one long side floor beam 301a is removed by a predetermined length, and a part of the joist 303a corresponding to the removed portion is also removed. Further, the middle portion of the other long side floor beam 301a is removed by a predetermined length, and a plurality of joists 303a corresponding to the removed portion are also removed.
The intermediate floor beam 304a that connects the end faces of the joists 303a, from which a part has been removed, extends in parallel with the short side floor beam 302a from one end inside the other long side floor beam 301a. The existing intermediate floor beam 305a is connected. The other end on the inside of the other long side floor beam 301a and the one long side floor beam 301a are connected by an intermediate floor beam 320a extending in parallel with the short side floor beam 302a.

In the other building unit 300B, the middle portion of one long side floor beam 301b is removed by a predetermined length, and a part of the joist 303b corresponding to the removed portion is also removed. An intermediate floor beam 306b is installed between the inner end of one long side floor beam 301b and the other long side floor beam 301b so as to be parallel to the short side floor beam 302b. Then, the intermediate floor beam 307b that connects the end faces of the joists 303b from which a part has been removed is installed between the pair of intermediate floor beams 306b so as to be parallel to the long side floor beam 301b.
Here, the part where the long side floor beams 301a and 301b and the joists 303a and 303b are removed becomes the entrance soil 308. Columns 309a and 309b are provided on the long side floor beams 301a and 301b of the building units 300A and 300B adjacent to the entrance soil 308, respectively. The upper ends of the columns 309a and 309b are connected to a long side ceiling beam (not shown).

  However, in the overhanging region 310 composed of the joist 303a and the intermediate floor beams 304a and 305a projecting to the entrance soil 308 side in the building unit 300A, a column cannot be installed because there is no ceiling beam above it. Without the pillars, the overhanging area 310 may become unstable in strength, and it is difficult to adopt this dirt layout in an actual building.

  For this reason, even if the subject of this invention has the area | region which protruded in the part which cannot install a pillar, it is improving the stability of the said area | region, and improving the freedom degree of a soil layout.

First aspect of the present invention, for example, as shown in FIGS. 4 and 5,
A pair of building units 400A and 400B formed in a rectangular parallelepiped shape are installed adjacent to each other such that their long sides are adjacent to each other,
A part of floor beams (long side floor beams 401a and 401b, intermediate floor beams 404a and 421b) in the long side direction and the short side direction in the pair of adjacent building units 400A and 400B are removed, and the removed parts are removed. A construction method for forming a soil so as to straddle the pair of building units 400A, 400B,
A step of forming an overhang region 423 projecting from the floor beam (long-side floor beam 401b) toward the inside along the outer shape of the soil in one of the pair of building units 400A and 400B;
Supporting the periphery of the overhang region 423 from below by a clasp surrounding the periphery of the soil;
In each of the pair of building units 400A and 400B, a plurality of jig beams 450b and 450c that reinforce a portion from which a part of the floor beams (long side floor beams 401a and 401b, intermediate floor beams 404a and 421b) are removed. , 450e, 450g, removably attaching,
Removing the plurality of jig beams 450b, 450c, 450e, and 450g before the pair of building units 400A and 400B are installed on the site and the soil is formed.
The plurality of jig beams include a long-side jig beam that reinforces a portion of the pair of adjacent building units 400A and 400B from which a part of the floor beams 401a and 401b arranged in the long-side direction is removed. 450b, 450g and a part of the floor beams 404a, 421b attached to the long side direction jig beams 450b, 450g and arranged in the short side direction of each of the pair of adjacent building units. And jig beams 450c and 450e in the short side direction for reinforcing the removed portion ,
Each of the adjacent pair of building units 400A, 400B is an intermediate portion provided in the intermediate portion in the long side direction of the adjacent pair of building units 400A, 400B as the floor beam in the short side direction with a part removed. Floor beams 404a, 421b,
In the step of detachably attaching the plurality of jig beams to each of the pair of building units 400A and 400B, the jig beams 450c and 450e in the short side direction are replaced with the jig beams 450b and 450g in the long side direction. It attaches between the said intermediate floor beams 404a and 421b, It is characterized by the above-mentioned.

According to the first aspect of the present invention, the peripheral edge of the overhang region 423 projecting inward from the floor beam (long side floor beam 401b) is supported from below by the earth retaining surrounding the soil (entrance soil space 408). Therefore, the overhang region 423 is stably supported by the earth retaining. That is, the stability of the overhang region 423 formed in the portion where the column cannot be installed can be improved. Therefore, the overhang | projection area | region 423 can be formed in the part which cannot install a pillar, and the freedom degree of a soil layout can be raised.
Further, since the jig beams 450b, 450c, 450e, and 450g that reinforce the portions from which the portions of the floor beams 401a, 401b, 404a, and 421b are removed are detachably attached, the building unit 400A, The strength of 400B is ensured, and the desired entry soil 408 can be formed simply by removing the jig beams 450b, 450c, 450e, and 450g at the time of site installation.

  According to the present invention, even if there is an overhanging area where a column cannot be installed, the stability of the area can be increased, and the degree of freedom in the soil layout can be increased.

It is a perspective view which shows schematic structure of the building unit used with the soil structure of the unit type building which concerns on this embodiment. It is sectional drawing which shows the support structure of the overhang | projection area | region which concerns on this embodiment. FIG. 3 is an enlarged plan view showing a part of an overhang region in FIG. 2. It is a top view which shows the modification of the dirt layout of an entrance. It is a perspective view which shows schematic structure of the building unit used with the dirt structure which makes the dirt layout of FIG. It is a top view which shows an example of the dirt layout of the conventional entrance. It is a top view which shows an example of the dirt layout of the conventional entrance. It is a top view which shows an example of the dirt layout of an entrance.

Hereinafter, the soil structure of the unit type building according to the present embodiment will be described with reference to the drawings.
FIG. 1 is a perspective view showing a schematic configuration of a building unit used in a soil structure of a unit type building according to the present embodiment. In the present embodiment, an explanation will be given by exemplifying the dirt structure forming the dirt layout shown in FIG. FIG. 1 shows a schematic configuration of the building unit 300A among the building units 300A and 300B used for the soil structure.

The building unit 300A includes four columns 311a, four ceiling beams 331a and 332a connecting the upper ends of these columns 311a, and floor beams 301a and 302a arranged between the four columns 311a. It has.
The four ceiling beams 331a and 332a are composed of two long side ceiling beams 331a arranged on the long side and two short side ceiling beams 332a shorter than the long side ceiling beam 331a arranged on the short side. , Is composed of. Between the upper ends of the four columns 311a, a pair of horizontal braces 333a arranged on a diagonal diagonal line formed by the ceiling beams 331a and 332a is installed.

Further, the floor beams 301a and 302a are configured by two long-side floor beams 301a arranged on the long side and two short-side floor beams 302a arranged on the short side.
Here, of the pair of long side floor beams 301a, one end portion of one long side floor beam 301a is removed by a predetermined length, and a part of the joist 303a (see FIG. 8) corresponding to the removed portion is also included. It has been removed. Further, the middle part of the other long side floor beam 301a is removed by a predetermined length, and a plurality of joists 303a corresponding to the removed part are also removed.
The intermediate floor beam 304a that connects the end faces of the joists 303a, from which a part has been removed, extends in parallel with the short side floor beam 302a from one end inside the other long side floor beam 301a. The existing intermediate floor beam 305a is connected. A region surrounded by the intermediate floor beams 304a and 305a becomes an overhanging region 310 projecting inward from the other long side floor beam 301a from which a part has been removed so as to follow the outer shape of the entrance soil 308.
Of the entrance soil 308, the entrance / exit area is the entrance area 308a, and the area adjacent to the entrance from the building unit 300A to the building unit 300B is the soil storage area 308b (see FIG. 8).
The other end on the inside of the other long side floor beam 301a and the one long side floor beam 301a are connected by an intermediate floor beam 320a extending in parallel with the short side floor beam 302a.
A receiving frame 340a parallel to the long side floor beam 301a is installed between the end of one long side floor beam 301a and the short side floor beam 302a. The receiving frame 340a is embedded in the entrance soil 308 at the site.

  Such a building unit 300A is manufactured at a factory, but when transported to the site, a jig that reinforces a portion from which a part of the long side floor beam 301a has been removed is detachably attached. It has been. More specifically, a jig beam 350a is attached between an end portion on the side from which a part of one long side floor beam 301a is removed and the intermediate floor beam 305a. In addition, a jig beam 350b is installed in the removed middle portion of the other long side floor beam 301a. Furthermore, a jig column 350c is attached between a corner formed by the other long side floor beam 301a and the intermediate floor beam 320a and the long side ceiling beam 331a. These jigs (the jig beams 350a and 350b and the jig pillar 350c) are removed before the building unit 300A is installed at the site and the entrance soil 308 is formed.

FIG. 2 is a cross-sectional view showing a support structure for the overhang region 310. FIG. 3 is an enlarged plan view showing a part of the overhang region 310. In addition, the periphery of the entrance soil 308 is surrounded by the earth retaining 360. The periphery of the overhang region 310 is placed on the upper surface of the earth retaining plate 360. That is, the peripheral edge of the overhang region 310 is supported from below by the earth retaining member 360.
An inclination adjusting unit 370 for adjusting the inclination of the overhanging area 310 is interposed between the periphery of the overhanging area 310 and the earth retaining ring 360. The inclination adjusting unit 370 is, for example, a bolt attached so as to be able to appear and retract with respect to the upper surface of the earth retaining plate 360. By adjusting the protruding amount of the bolt, the distance between the intermediate floor beams 304a and 305a and the earth retaining member 360 can be adjusted, and as a result, the inclination of the overhanging region 310 can be adjusted.
In addition, the inclination adjustment part 370 may be provided so that it can protrude and retract with respect to the bottom part of the intermediate floor beams 304a and 305a forming the overhanging region 310.

  And when the overhang | projection area | region 310 becomes horizontal, the frame 380 which surrounds the inclination adjustment part 370 is provided between the overhang | projection area | region 310 and the earth clasp 360. FIG. The frame body 380 is filled with a grout material 390. When the grout material 390 is solidified, the inclination adjusting unit 370 is fixed.

  As described above, according to the present embodiment, the peripheral edge of the overhang region 310 that protrudes inward from the long-side floor beam 301 a from which a part has been removed is lowered by the earth retaining 360 that surrounds the entrance soil 308. Therefore, the overhang region 310 is stably supported by the earth retaining 360. That is, the stability of the overhang region 310 formed in the portion where the column cannot be installed can be improved. Therefore, the overhang | projection area | region 310 can be formed in the part which cannot install a pillar, and the freedom degree of soil layout can be raised.

  In addition, since an inclination adjusting unit 370 for adjusting the inclination of the overhanging area 310 is interposed between the overhanging area 310 and the earth retaining ring 360, the tensioning part is stably supported by the earth retaining ring 360. The inclination of the exit area 310 can be adjusted. Therefore, the stability of the tilt adjustment can be ensured.

In addition, since the frame body 380 provided between the overhanging region 310 and the earth retaining ring 360 surrounds the inclination adjusting unit 370 and the frame body 380 is filled with the grout material 390, the grout material 390 is filled. By solidifying, the inclination adjusting unit 370 can be fixed. Therefore, it is possible to prevent the inclination of the overhanging region 310 from changing after installation.
In addition, if the grout material 390 is filled flush with the upper surface of the frame body 380 using the frame body 380 having a height corresponding to the distance between the overhang region 310 and the retaining ring 360 after the inclination adjustment, the grout material 390 is filled. The overhanging region 310 can be supported on the upper surface of the substrate, and stable support is possible.

  In addition, jigs (jig beams 350a, 350b and jig columns 350c) that reinforce a portion from which a part of the long side floor beam 301a has been removed are detachably attached. Is removed until the entrance-to-ground soil 308 is formed, so that the strength of the building unit 300A can be secured during transportation, and the desired entrance-to-ground space 308 can be formed simply by removing the jig during on-site installation. it can.

Note that the present invention is not limited to the above embodiment, and can be modified as appropriate.
For example, in the present embodiment, the entrance soil 308 is illustrated as an example of the soil, but the soil structure according to the present invention can be applied to other soils as well.

  In addition, in the soil layout, if a part of the floor beam of a pair of adjacent building units is removed and the soil is formed so as to straddle the pair of building units with respect to the removed portion, the above description is given. Other layouts may be used.

Hereinafter, modified examples will be described.
For example, as shown in FIG. 4, the floor portions of the adjacent building units 400A and 400B include a pair of long side floor beams 401a and 401b arranged on the long side of the rectangle formed by the four columns 411a and 411b. It is comprised by a pair of short side floor beams 402a and 402b distribute | arranged to the short side.
FIG. 5 is a perspective view showing a schematic configuration of the building units 400A and 400B.
The building units 400A and 400B include four columns 411a and 411b, four ceiling beams 431a, 431b, 432a, and 432b connecting the upper ends of these columns 411a and 411b, and four columns 411a and 411b. Floor beams 401a, 401b, 402a, and 402b.
The four ceiling beams 431a, 431b, 432a, 432b are shorter than the two long side ceiling beams 431a, 431b arranged on the long side and the long side ceiling beams 431a, 431b arranged on the short side. Short-side ceiling beams 432a and 432b.
An intermediate ceiling beam 435a is bridged between a pair of long side ceiling beams 431a of one building unit 400A. A pair of horizontal braces 433a are installed on a diagonal diagonal line formed by the ceiling beams 431a and 432a and the intermediate ceiling beam 435a.
A pair of horizontal braces 433b are installed on the rectangular diagonal line formed by the ceiling beams 431b and 432b in the other building unit 400B.

Of the pair of long side floor beams 401a of one building unit 400A, one end portion of one long side floor beam 401a is removed by a predetermined length, and the joists 403a corresponding to the removed portion are also removed. An intermediate floor beam 404a shorter than the short side floor beam 402a is attached to one end of one long side floor beam 401a so as to be parallel to the short side floor beam 402a. A receiving frame 440a parallel to the long side floor beam 401a is installed between the front end portion of the intermediate floor beam 404a and the short side floor beam 402a. The receiving frame 440a is embedded in the entrance soil 408 at the site.
Moreover, the pillar 405a is provided in the end of one long side floor beam 401a.
In addition, other portions are removed so that only the other end portion of the other long side floor beam 401a remains for a predetermined length, and a plurality of joists 403a corresponding to the removed portions are also removed. The remaining one end of the other long side floor beam 401a and the one long side floor beam 401a are connected by an intermediate floor beam 420a extending in parallel with the short side floor beam 402a.

In the other building unit 400B, other portions are removed so that only the other end portion of one long side floor beam 401b remains for a predetermined length, and part of the joists 403b corresponding to the removed portion is also removed. . Specifically, some of the plurality of joists 403b are removed so as to have a stepped shape when viewed from above. An intermediate floor beam 421b parallel to the short side floor beam 402b is arranged at the boundary of the stepped portion, and one end portion of the intermediate floor beam 421b is connected to the other long side floor beam 401b. One end of one long side floor beam 401b and the other long side floor beam 401b are connected by an intermediate floor beam 420b extending in parallel with the short side floor beam 402b. Further, the intermediate floor beam 421b between the intermediate floor beam 421b and the intermediate floor beam 421b is connected so that the intermediate floor beam 422b connecting the end faces of the joists 403b from which a part has been removed is parallel to the long side floor beam 201b. It is installed between each of the short side floor beams 402b.
Of the building units 400A and 400B, the area from which the joists 403a and 403b are removed becomes the entrance soil 408. The entrance soil 408 is surrounded by one long side floor beam 401a, intermediate floor beams 420a, 420b, 421b, 422b and short side floor beams 402a, 402b. Of the entrance soil 408, the entrance / exit area is the entrance area 408a, and the area adjacent to the entrance area 408a is the soil storage area 408b. Further, an alcove is formed in a region outside the entrance soil 408 outside the receiving frame 440a.
The intermediate ceiling beam 436a is bridged between the intermediate ceiling beam 435a and the short side ceiling beam 432a. Sash inter-columns 437a are attached between both ends of the intermediate ceiling beam 436a and both ends of the receiving frame 440, respectively.
In the other building unit 400B, a region surrounded by the intermediate floor beams 420b, 421b, and 422b is an overhang region 423. Further, in the other building unit 400B, the region surrounded by the intermediate floor beams 421b and 422b and the short side floor beam 402b is also the overhang region 424. The periphery of these overhang | projection area | regions 423 and 425 is supported by the earth retaining surrounding the circumference | surroundings of the entrance soil 408 circumference | surroundings.

  Such building units 400A and 400B are also manufactured at a factory, but when transported to the site, a jig that reinforces a portion from which long side floor beams 401a and 401b are partially removed. Is removably attached.

In one building unit 400A, a jig beam 450a is attached between an end portion on the side from which part of one long side floor beam 401a is removed and the short side floor beam 402a. A jig beam 450b is attached between the end of the other long side floor beam 401a from which a part thereof has been removed and the short side floor beam 402a. A jig beam 450e is attached between the intermediate floor beam 404a and the jig beam 450b.
Furthermore, a jig column 450f is attached between the end of the other long side floor beam 401a from which a part thereof is removed and the long side ceiling beam 431a.

In the other building unit 400B, a jig beam 450g is attached between the end portion on the side from which part of one long side floor beam 401b is removed and the short side floor beam 402b. Furthermore, a jig column 450h is attached between the end portion on the side from which a part of one long side floor beam 401b is removed and the long side ceiling beam 431b. Further, between the tip and Chiguhari 450g of the intermediate floor beams 421b, Chiguhari 450 c is attached.
These jigs are removed by the time the building units 400A and 400B are installed at the site and the entrance soil space 408 is formed.

300A Building unit 300B Building unit 301a, 301b Long side floor beam (floor beam)
302a, 302b Short-side floor beams 303a, 303b joists 304a Intermediate floor beams 308 Between entrance soils 310 Overhang areas 311a, 311b Columns 320a Intermediate floor beams 350a Jig beams (jigs)
350b Jig Beam (Jig)
350c Jig pillar (jig)
360 Earth retaining 370 Tilt adjustment part 380 Frame 390 Grout material

Claims (1)

Install a pair of building units formed in a rectangular parallelepiped shape so that their long sides are adjacent to each other,
A part of the floor beams in the long side direction and the short side direction in the pair of adjacent building units are removed, and a gap between the soils is formed so as to straddle the pair of building units with respect to the removed part. A construction method,
Forming an overhanging region extending along the outer shape of the soil toward the inside from the floor beam on one of the pair of building units;
Supporting the periphery of the overhang region from below by a clasp surrounding the periphery of the soil;
Removably attaching a plurality of jig beams that reinforce a portion from which a part of the floor beam has been removed to each of the pair of building units;
Removing the plurality of jig beams until the pair of building units are installed on site to form the soil, and
The plurality of jig beams include a long-side jig beam that reinforces a portion obtained by removing a part of a floor beam arranged in the long-side direction of each of the adjacent pair of building units, and the long-side direction. And a jig beam in a short side direction that reinforces a part of the pair of adjacent building units that are attached in a crosswise direction and that removes a part of the floor beam arranged in the short side direction of each of the adjacent building units, It is included,
Each of the adjacent pair of building units includes an intermediate floor beam provided at an intermediate portion in the long side direction of the adjacent pair of building units as the floor beam in the short side direction with a part removed. ,
In the step of detachably attaching the plurality of jig beams to each of the pair of building units, the short side jig beam is attached between the long side jig beam and the intermediate floor beam. A construction method between soils characterized by this.

Images