JP2618136B2 - Structure of middle-rise building - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a middle-to-high-rise building, and more particularly, to a plurality of rows of dwelling units constituting a dwelling unit on the first floor arranged on the first floor of a building, and The present invention relates to a middle-to-high-rise building in which dwelling units constituting each floor of a building are stacked on top of each other, and respective dwelling units adjacent in the front, rear, right, left, up and down directions are mutually integrated.

[0002]

2. Description of the Related Art In recent years, in order to reduce the number of dwelling units required in a large city and to reduce the required number of dwelling units, in urban area dwelling units and the like, high-rise dwelling units of, for example, 10 to 30 floors from the middle floor are constructed. It has become.

[0003] These are generally made of SRC with columns mainly made of H-shaped steel, and the columns are large PC boards with integrated steel beams and walls, the door border walls are PC boards with beam braces, floors. Was basically cast-in-place and basically applied the conventional office building method. By the way, even in this type of multi-unit dwelling unit, prefabricated dwelling units such as detached dwelling units have been promoted in order to reduce redundant time, materials and labor and to obtain high-quality dwelling units.

FIG. 11 and FIG. 12 show a conventional example of construction technology for a middle-to-high-rise building aiming at such prefabrication.

In the unit chemical construction method shown in FIG. 11 , a dwelling unit 2 assembled in a box shape is inserted into a space frame 1 mainly composed of H-shaped steel, and the dwelling unit 2 is lifted by a crane 3. It is placed on the lifting plate 4 which also serves as a pushing jig, faces the insertion portion 1 a of the space frame 1, and is inserted into the insertion portion 1 a by an insertion device provided on the lifting plate 4.

The unitized construction method shown in FIG. 12 is a method in which steel-frame space units (dwelling unit) 5 are piled up on site by a crane 6, and is also called a block construction method. Incidentally, the space unit 5 to be stacked in the field is for frontage 3,300 m, depth 1 1, 270 m, height 2,670 m, the weight 9~10t a standard, Ketagyo direction noodles, spanwise has taken the structure format Vierendeel bridge trusses Tahashirashiki, the outer wall of the unit, curtain wall by resistance to weathering steel plates are tipped in the factory, it is even sash, as glass is also mounted at the factory .

[0007]

However, the above-mentioned unitization method has the following problems.

First, in the unit construction method as shown in FIG. 11 , the dwelling unit 2 is lifted by the crane 3 via the lifting plate 4 to a position facing the insertion portion 1a of the space frame 1, and the dwelling unit 2 is inserted into the insertion portion. 1a, the efficiency of construction work on site is poor,
Another problem is that a work space for facing the dwelling unit 2 in front of the space frame 1 must be secured.

[0009] Second, the unitized construction method of constructing a building by stacking dwelling unit 5 as shown in FIG. 12,
In order to improve the strength against the vertical load and the horizontal load, the structure of each dwelling unit must be strengthened, which increases the cost of the dwelling unit and increases the cost as a whole.

[0010] In addition, the dwelling unit and the rigidity thereof are reinforced.
Using the strengthened dwelling unit,
When building, simply use a lot of reinforced dwelling units
Cost would be costly, so the whole building would be efficient
The strength cannot be improved. Moreover, such a building
Just by attaching a dojo on the entire roof of the building,
Installation costs are high and the strength is efficiently improved.
I can not plan. Therefore, the present invention has been proposed in view of the above circumstances, and its purpose is to dispose it at the four corners of each floor.
The dwelling unit to be installed is more rigid than other dwelling units.
And the reinforced dwelling unit
Attach a rectangular annular beam connecting the upper ends of the rows of
Only constitutes a strength rigid structure I foundation coupled with that attached to the lower end of the reinforcing dwelling units, the strength of the entire building Te than
It is an object of the present invention to provide a structure of a middle- and high-rise building and a construction method thereof capable of efficiently improving the degree of construction, reducing construction costs, and improving the efficiency of construction work on site.

[0011]

According to the structure of a middle-to-high-rise building according to the present invention, a plurality of rows of dwelling units constituting a dwelling unit on the first floor are arranged on the first floor of a building provided on a foundation. It is a middle and high-rise building in which the dwelling units constituting each floor of the building are stacked on each dwelling unit and the respective dwelling units adjacent vertically and horizontally are integrated with each other, and other dwelling unit among the dwelling units. High rigidity
Reinforced housing units are installed at the four corners of each floor.
A row of reinforced dwelling units is formed in each of the vertical directions, and a rectangular ring-shaped jog beam connecting the upper ends of the rows of the stiffened dwelling units is mounted on the roof of the building. It is assumed that.

Further, as the reinforced dwelling unit, 4
And the bar portion of the book, and the upper beam part and the lower beam portion connecting the upper and lower ends of the pillar portions respectively, the pillar portion, the upper beam part and become surrounded by the lower beam portion back and forth horizontally and vertically of each six-sided these Among them, a member formed of a brace incorporated at least on two adjacent surfaces and a rigidity reinforcing member such as a load-bearing wall may be used.

[0013]

According to the present invention, among the dwelling units constituting a building, dwelling units having the highest rigidity (enhanced dwelling units) are arranged at the four corners of each floor and stacked to provide a durable dwelling unit having a high rigidity. Rows are built in the four corners of the building, and the reinforced dwelling unit rows are sandwiched from above and below by the foundation and the rectangular ring-shaped joist, thereby providing a framework structure that efficiently increases the rigidity of the entire building. In addition, it is possible to reduce the strength required for a dwelling unit having another normal strength different from the dwelling unit with enhanced rigidity. You
That is, in the present invention, a row of reinforced dwelling units is
It works as a pillar at the corner, and the foundation and
It will act as a lower beam and upper beam of the building,
They surround the entire building.
Therefore, horizontal and vertical forces acting on the building
From the row of reinforced dwelling units via the foundation and
Efficiently transmitted to the row of reinforced dwelling unit,
By bearing that power, the invention provides a small number of strengths.
Using the dwelling unit and arranging the beam effectively
While improving the overall strength of the building efficiently.
You.

[0014]

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

FIG. 1 is a schematic perspective view showing the basic structure of the structure of a middle- and high-rise building according to the present invention. The structure of the middle-high-rise building is basically formed in a box shape by four pillars 10a and an upper beam 10b and a lower beam 10c connecting the upper and lower ends of the pillars 10a, respectively. The dwelling unit 10 is arranged in a plurality of rows (four rows in front, back, left and right in the illustrated example) from the first floor of the building, and the dwelling unit 10 constituting each floor of the building is stacked on each dwelling unit 10. It has a basic structure in which the dwelling units 10 adjacent in the front, rear, left, right, up and down directions are integrated with each other.

In the present invention, the dwelling unit (enhanced dwelling unit) 10A stacked at the four corners of each floor of the dwelling unit 10 is replaced with another dwelling unit 1
The greatest feature is that the rigidity is strengthened more than 0, and furthermore, a rectangular annular ridge 30 that connects the upper ends of the rows of the dwelling unit 10A with the enhanced rigidity is attached and arranged on the roof of the building. It is. Further, among the dwelling units arranged on the first floor, at least the reinforced dwelling unit 10A is provided.
Is rigidly joined to the lower foundation 20.

In this embodiment , the housing is located on each floor.
It is assumed that 16 door units are arranged in total, 4 units in front, back, left and right
In particular, reinforced dwelling unit 10A with enhanced rigidity is stacked at the four corners of the building, and the dwelling unit 10A arranged on each floor of the four corner rows is designed to receive the load in the horizontal direction of the building, Further, a truss-structured girder 30 provided in a rectangular ring shape on the roof of the building so as to connect the upper ends of the rows of the reinforced dwelling unit 10A at the four corners.
Is provided.

That is, in the building shown in FIG. 1, the reinforced dwelling unit 10 is located at each of the four corners of the building to be constructed.
A strengthened dwelling unit row R is provided by stacking A,
The dwelling unit 10 is arranged between the reinforced dwelling unit rows R.

FIG. 2 and FIG.
The perspective view of 0A is shown. The reinforced dwelling unit 10A shown in this figure has four pillars 10a made of L-shaped angle steel, an upper beam 10b connecting the upper ends of these pillars 10a, respectively, and a pillar 10a. , A lower frame 10c connecting the lower ends of the frames, and a frame formed in a rectangular parallelepiped box shape, a ceiling body (not shown) and a floor body (not shown) serving as upper and lower surfaces of the frame, and a building. And a wall 10d forming the outer surface of the frame, and the interior of the frame is a living space A.

Here, the pillar portions 10a, and the upper beam portions 10b,.
And the lower beam portions 10c are connected by a pin joint or the like. Between them, a wall 10d which serves as a so-called seismic element and shares the horizontal force acting on the unit at the time of an earthquake or the like.
Is provided, the reinforced dwelling unit 10A has a structure that sufficiently resists horizontal force. As shown in the figure, the wall 10d may be provided with a rib 11 on the inside as necessary. It should be noted that the reinforced dwelling unit 10A is not limited to the examples shown in FIGS. 2 and 3, and it goes without saying that the following various forms may be employed depending on the arrangement position of the reinforced dwelling unit 10A.

In the example shown in FIG.
B has a square box type as a whole. Specifically, pillars 10a which are set up at four corners and these pillars 1
Upper beam part 10b and lower beam part 1 which are bridged between the upper and lower ends of the upper and lower parts of the unit 0a.
0c, and a wall 10d provided on each of the six inner and lower surfaces of the unit and two side surfaces facing the outer surface of the building.

The wall 10d is provided with a pillar 10a and an upper beam 10 to increase the rigidity of the dwelling unit 10B.
b, provided inside the lower beam portion 10c.

Further, in the example shown in FIG. 5, the reinforced dwelling unit 10C has pillars 10a erected at four corners, and bridges between the upper and lower ends of these pillars 10a to form upper and lower frameworks of the unit. The upper beam portion 10b and the lower beam portion 10c, and the wall 10d attached to two adjacent side surfaces of the dwelling unit are basically formed in a rectangular box shape.

Further, the reinforced dwelling unit 10D shown in FIG.
Basically, similarly to the reinforced dwelling unit 10B shown in FIG.
Upper beam part 10b and lower beam part 1 which are bridged between the upper and lower ends of the upper and lower parts of the unit 0a.
Although this is mainly composed of 0c, in this example, the wall 10d is further assembled to the side surface of one unit to increase the rigidity.

Further, the reinforced dwelling unit 10 shown in FIG.
In E, the pillars 10a erected at the four corners and these pillars 1
Upper beam part 10b and lower beam part 1 which are bridged between the upper and lower ends of the upper and lower parts of the unit 0a.
A wall 10d is attached to the four side surfaces (that is, the periphery of the frame) of the frame composed of the frames 0c and 0c to enhance the rigidity of the unit.

In the present invention, in order to further enhance the rigidity of the dwelling unit, although not shown, a rigidity reinforcing member such as a wall 10d is further attached to the upper and lower surfaces of the unit to reduce the proof strength and rigidity of the unit. Of course, it may be increased. In the example shown in FIGS. 4 to 7 described above, the wall 10d is used as the rigidity reinforcing member.
Was applied, but it is also possible to replace it with braces or the like.

FIG. 8 shows the reinforced dwelling unit 10.
It is a figure which shows the specific structure of the dwelling unit 10 arrange | positioned between A, In the example of illustration, the dwelling unit 10 has the pillar part 10a which stood in the four corners, and between the upper end and lower end of these pillar parts 10a. An upper beam portion 10b and a lower beam portion 10c that are bridged to form upper and lower frames of the unit, and small beam portions 10f that are provided above and below the unit are mainly configured.

The configuration of the dwelling unit 10 is not limited to the illustrated example, but can be variously changed based on design requirements of a building to be constructed.

By the way, the column section 10a that bears the vertical load of the unit must have a larger column cross section as the building becomes a multi-story building. Furniture processing.

That is, in the dwelling unit of a single-family dwelling unit, the size of the cross section of the pillar 10a is set to be constant, and the dimensions of the furniture and the like are determined in advance in accordance with the inner dimensions La and Lb of the pillar 10a. Although it is determined, when the building has a multi-story of middle or higher floors, in order to reinforce the column by increasing the cross-sectional shape of the column 10a, the inner dimension La, Lb between the columns is reduced to the cross-section of the column. It changes depending on the size, and it becomes impossible to mount furniture of a predetermined size between the pillars.

[0031] Therefore, in the embodiment, the case of using a square cross section of the pillar portion 9, each built object, the pillar portion 10a
And the inner dimensions La, L between the columns 10a, 10a
Prepare multiple dwelling unit units of the same shape with constant b
Then, the dwelling units having the same shape are stacked.
The dwelling unit may be used to enlarge the cross section of the pillar 10a.
The pillars so that they extend outward from the unit.
Increase the cross-sectional area. For example, a high-rise building of 10 stories or more
The dwelling unit used for building is a middle-rise building of 4 to 5 stories.
Inner dimension between pillars 10a, 10a compared to that used for objects
Although the modulus La and Lb are constant, the cross-sectional area of the pillar 10a is large.
The whole unit is bigger
ing.

That is, in this embodiment, the column 10a
And the beam portion 10b are each a module core of the unit.
Distance from MM to inner surface of pillar 10a and beam 10b
With the separation set to a certain size, the inner surfaces of the columns and beams
Extends the width of the pillar side toward the outside of the unit based on
It is reinforced by doing. On the other hand, as shown in FIGS. 2 and 3, when using the pillar portion 10 a having an L-shaped cross section, by changing the thickness of the pillar portion 10 a, the area of the interior living space A is not significantly affected. Therefore, there is an advantage that the required strength of the pillar portion 10a can be secured.

Further, as a technique for reinforcing the dwelling units 10, 10A, not only a method of increasing the cross section of columns and beams, but also a method of reinforcing wall thickness, bearing wall and the like can be applied.

On the other hand, as a means for connecting the dwelling units, for example, a method using a bolt connection or the like is applied. If the dwelling units can be integrated with each other, a dedicated connecting plate is used as described above. It may be a method of using and fixing.

Further, in the illustrated example, the dwelling unit is constituted only by a so-called frame, but a bus unit, a sanitary unit,
It goes without saying that a configuration in which interior members such as partition furniture are assembled in advance may be adopted.

In addition, the dwelling unit may have a length, width and width within the limits of a truck for transport from the factory to the site.
The dimensions such as the height are set.

Further, the beam 30 for connecting the upper ends of the rows of the reinforced dwelling unit 10A, which is provided on the roof of the building, is provided.
As shown in FIG. 1, the lower longitudinal members 30a... And the lower side which extend at predetermined intervals so as to pass above the pillar portion 10a of the reinforced dwelling unit 10A in the girder direction and the inter-beam direction of the building, respectively. , An upper longitudinal member 30c and a lateral member 30d arranged in parallel at a predetermined interval above the above members, and the upper and lower longitudinal and lateral members are connected to form a whole together with the members. The truss structure comprises a number of uprights 30e and diagonal members 30f.

It is to be noted that the structure of the beam 30 connecting the upper ends of the rows of the reinforced dwelling unit 10A is not limited to the truss structure as described above, and various designs can be changed. A flat plate may be used.
In addition, the beam 30 may be used as a cooling tower or a platform for an elevated water tank.

Further, the beam 30 and the reinforced dwelling unit 1
0A is connected to the dwelling unit 10, 1 as described above.
The same structure as the connecting plate for connecting the 0A may be used, and a connecting rod is connected to the upper end of the pillar 10a of the reinforced dwelling unit 10A on the top floor so that it is coaxial with the pillar 10a. May be extended upward, and the strut 30 and the reinforced dwelling unit 10A may be connected via the connecting rod. Any structure that rigidly joins the joist 30 and the reinforced dwelling unit 10A is sufficient.

Next, a method of constructing the structure of the middle-rise building constructed as described above will be described.

As shown in FIG. 1, in order to construct this mid-to-high-rise building, the reinforced dwelling unit 10A and the dwelling unit 10 are manufactured in a factory or the like, respectively, transported to a site by a truck or the like, and transported to the first floor. The four dwelling unit units 10A and 10 are arranged vertically and horizontally.

The arrangement of the dwelling units 10A and 10 is such that the reinforced dwelling units 10A are installed at four corners of the building, and the dwelling units 10 are arranged between the reinforced dwelling units 10A.

Next, while the reinforced dwelling unit 10A and the dwelling unit 10 are continuously stacked on the reinforced dwelling unit 10A and the dwelling unit 10, respectively, the units adjacent to the front, rear, left and right are fastened by a crane.

[0044] Incidentally, the lifting of the dwelling unit unit 10, for example, as shown in FIG. 10, as base reinforcement dwelling unit 10A, set up a tower crane 20 thereon, as performed by using this tower crane 20 I do.

Next, on the upper part of the dwelling units 10A, 10 on the top floor constructed in this way, the dorsal beam 30 is attached so that the upper ends of the rows of the reinforced dwelling units 10A are rigidly joined. The middle and high-rise building as shown in FIG. 1 is completed by the above construction procedure.

Thus, in the structure of the middle-to-high-rise building constructed as described above, the dwelling unit (strengthened dwelling unit) 10A having the highest rigidity is stacked at each of the four corners of the building to form a columnar frame having a large rigidity. Is constructed, and the reinforced dwelling unit 10 is placed on the top of the building.
Is provided with a girder 30 that connects the upper ends of the rows, the frame structure including the foundation 20, the reinforced dwelling unit row, and the girder 30 increases the rigidity of the building against horizontal force. can do.

[0047] Thus, the horizontal force on the building is transferred to Frames four corners most rigid-enhanced, along with building top floor Gahari 30, since the horizontal force in these parts are borne, less Effective with 10A units
Is efficiently constructed by the rectangular annular ridge 30 arranged at
The strength of the building can be improved , and the horizontal force applied to the building does not impose a large burden on the other dwelling unit 10 in structural design, and the strength required for the members constituting the dwelling unit 10 is small. Thus, an inexpensive building can be constructed as a whole structure.

In the embodiment, as shown in FIG. 9, when the internal dimensions La and Lb between the columns are fixed and the cross section of the column portion 10a is enlarged, the width of the columns is set outside the unit. Since the size is increased, there is also an advantage that attachment of unitized furniture incorporated in the dwelling unit does not become inconvenient.

The shapes, dimensions, etc. of the respective constituent members shown in the embodiment are merely examples, and can be variously changed based on the design requirements of the building to be applied, and the arrangement of the reinforced dwelling units 10A, 10B. The position is not limited to the embodiment, and various arrangements according to the form of the building can be adopted.

In each of the embodiments shown in FIGS. 1 to 10, only the frame of the building is schematically shown. However, it is a matter of course that each dwelling unit is provided with a fireproof coating or the like.

[0051]

As described above, according to the present invention,
Among the dwelling unit units that make up the building, the dwelling unit unit with the highest rigidity (enhanced dwelling unit unit) is the building unit.
By stacking at the corners, rows of rigid dwelling units are created, and by strengthening the rows of reinforced dwelling units from above and below with a foundation and a rectangular annular girder, a skeletal structure that increases the rigidity of the entire building In particular, since it is possible to construct a framed structure in which the rigidity of the building is increased with respect to the horizontal force, the strength required for other normal-strength dwelling units different from the dwelling unit with increased rigidity is reduced. Reinforced dwelling units at the four corners of the building
Rows of units act as pillars of this building, and
And upper beam work as lower beam and upper beam of building respectively
To use a small number of strength dwelling units.
To effectively surround the entire building
It is possible to improve the strength of the whole building more efficiently.
Can, therefore an excellent effect such can be constructed of inexpensive building as a whole structure. In addition, since the building can be constructed by the basic process by stacking the dwelling units, there is an advantage that workability at the site can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view schematically showing a middle- and high-rise building to which an embodiment is applied.

FIG. 2 is a perspective view in which a part of the middle-high-rise building is being cut in the middle of construction.

FIG. 3 is a perspective view showing an example of a reinforced dwelling unit.

FIG. 4 is a perspective view showing another example of a reinforced dwelling unit.

FIG. 5 is a perspective view showing another example of a reinforced dwelling unit.

FIG. 6 is a perspective view showing another example of the reinforced dwelling unit.

FIG. 7 is a perspective view showing still another example of the reinforced dwelling unit.

FIG. 8 is a perspective view showing a dwelling unit.

FIG. 9 is a plan view schematically showing a configuration of a pillar portion of the dwelling unit.

FIG. 10 is a perspective view showing a construction state of a middle-high-rise building.

FIG. 11 is a perspective view shown to explain a unitization method of a conventional middle-rise building.

FIG. 12 is a perspective view shown for explaining a unitization method of a middle- and high-rise building according to another conventional technique.

[Explanation of symbols]

 10A 10B Reinforced dwelling unit 10C Reinforced dwelling unit 10D Reinforced dwelling unit 10E Reinforced dwelling unit 10 Dwelling unit 10a Column 10b Upper beam 10c Lower beam 10d Wall 10f Small beam 20 Foundation 30 Girder 40 Tower crane

Claims (2)

(57) [Claims] 1. A dwelling unit comprising a plurality of rows of dwelling units constituting a dwelling unit on the first floor arranged on the first floor of a building provided on a foundation in front, back, left and right, and forming each floor of a building on each dwelling unit. It is a structure of a middle- and high-rise building in which each adjacent dwelling unit adjacent to the front, rear, left, right, up and down is integrated with each other, and the rigidity of the dwelling unit is higher than other dwelling units.
Installed reinforced unit units at the four corners of each floor
A row of reinforced dwelling units is formed in each of the vertical directions, and a rectangular ring-shaped jog beam connecting the upper ends of the rows of stiffened dwelling units is mounted on the roof of the building. The characteristic structure of a mid-high rise building. In the structure of 2. A high-rise building according to claim 1, wherein the reinforcing dwelling unit, and four column portions, these posts
And the upper beam part and the lower beam portion connecting part of the upper end and lower end, respectively, of these pillar portions, incorporated into at least two adjacent surfaces of the respective six faces of the front and rear left and right vertical consisting surrounded by upper beam part and the lower beam section The structure of a middle-to-high-rise building characterized by being composed of rigid braces, rigidity reinforcing members such as load-bearing walls and the like.