KR20100009030A - Structure for apartment - Google Patents

Abstract

The present invention relates to a unit household structure of a multi-family house, and more particularly, to a unit household structure of a multi-unit house in which the cast-in-place concrete structure and the precast concrete structure are properly mixed.

According to a preferred embodiment of the present invention, the intergenerational wall partitioning the core wall and the unit household is composed of a cast-in-place concrete wall, and inside the unit household, a plurality of rectangular PC columns are arranged in two rows, each row and each row. The columns are spaced apart from each other, and a plurality of wide PC beams are mounted on top of neighboring rectangular PC columns in each column, and a plurality of ribbed PC slabs are mounted on top of wide PC beams facing each other. Mounting so as to protrude from the front half PC balcony from the other side, protruding the rear half PC balcony from the other row of wide PC beams, and the joints and slabs of the members and the cast-in-place concrete on top of the balcony integrated A unit generation structure is provided.

Description

Unit structure of apartment house {Structure for apartment}

The present invention relates to a unit household structure of a multi-family house, and more particularly, to a unit household structure of a multi-unit house in which the cast-in-place concrete structure and the precast concrete structure are properly mixed.

Concrete is classified into cast-in-place concrete and precast concrete according to the time of pouring. Precast concrete is called "PC" and the construction method using PC is called PC construction.

In the case of multi-unit houses such as apartments, it is usually constructed by a site casting method in which a formwork is installed at a construction site, reinforcing steel bars and concrete is poured to complete the building. On-site casting method has the advantage that the building becomes a continuous structure, while construction works such as the installation of formwork and ridges for placing concrete and the dismantling after concrete hardening are required. This lengthens the disadvantage that many manpower is required for formwork installation and reinforcement.

In order to solve the disadvantages of the on-site casting method, the PC method has been applied to apartment houses. The PC method is a method of manufacturing structural members such as columns, beams, slabs, and walls at the factory and then transporting and assembling them to the site to complete the building, eliminating formwork, easy reinforcement work, and separating processes. Therefore, there is an advantage that the main process can prevent the delay of the entire process.

The technical problem of the present invention is to provide a unit housing structure with a high flexibility and variable space, high air capacity and short space, by using the advantages of the on-site casting method and the PC method as appropriate.

According to a preferred embodiment of the present invention, the intergenerational wall partitioning the core wall and the unit household is composed of a cast-in-place concrete wall, and inside the unit household, a plurality of rectangular PC columns are arranged in two rows, each row and each row. The columns are spaced apart from each other, and a plurality of wide PC beams are mounted on top of neighboring rectangular PC columns in each column, and a plurality of ribbed PC slabs are mounted on top of wide PC beams facing each other. Mounting so as to protrude from the front half PC balcony from the other side, protruding the rear half PC balcony from the other row of wide PC beams, and the joints and slabs of the members and the cast-in-place concrete on top of the balcony integrated A unit generation structure is provided.

According to another suitable embodiment of the present invention, the core wall and the beam are squeezed to form the core wall formwork and the wall reinforcing bars are supported, and then the beams are supported using the copper bar so that the reinforcing bar for fixing the lower part is embedded into the core wall formwork, and then the beam upper fixing. It is characterized in that the longitudinal end of the beam is integrally joined to the core wall by reinforcing the steel reinforcement and pouring the core wall concrete and the overlay concrete at the same time.

According to another suitable embodiment of the present invention, the pillars and beams are mounted by mounting the ends so that the beam lower fixing bars of the beams adjacent to the upper surface of the pillars intersect with each other and fill the joints of the pillars with the beams to fill them. It is characterized in that to be bonded to.

According to another suitable embodiment of the present invention, the inner jaw is formed at both ends in the width direction of the beam so that the pockets are formed between the inner jaws, and the overlaid concrete for the pocket column-beam connection is filled. It is done.

According to another suitable embodiment of the present invention, the intergenerational wall and the pillar have a shear key having one end of the connecting reinforcement for securing the integrity with the pillar after weaving the inter-generational wall formwork and reinforcing the wall reinforcement. Reinforced to be inserted into the interior and the wall between the concrete and the overcast concrete at the same time characterized in that it is integrally bonded.

According to another suitable embodiment of the present invention, the slab-slab gap is placed between the ribs of the neighboring slab with the slab top reinforcing with the neighboring slabs facing each other and supporting the lower part with each other. It is characterized in that it is to be integrally bonded by pouring.

According to another suitable embodiment of the present invention, the slab and the balcony slab mount the widthwise end of the balcony slab to the top surface of the beam and the longitudinal end of the slab to the top surface of the beam and then to the balcony slab and the end of the slab. The reinforcing bar and the balcony slab to secure the continuity and the slab upper reinforcement on the top of the slab is characterized in that it is integrally joined by pouring additional concrete.

In the present invention, the core wall and the bearing wall, which play an important role in the resistance to the horizontal force, are cast-in-place concrete, and they are integrated to have continuity throughout the entire floor, thereby increasing the resistance to the horizontal force, and forming the pillar, beam, By increasing the productivity of labor, shortening air by integrating slabs, etc., the structural stability is improved by integrating these joints with cast-in-place concrete.

In addition, there is no bearing wall or column inside the unit household, so the composition of the space can be flexibly changed according to the change of household members or the purpose of use.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention. In the drawings, the same components or parts are denoted by the same reference numerals as much as possible, and detailed descriptions of related known functions or configurations are omitted.

1 is a plan view showing a unit housing structure of a multi-unit house according to the present invention.

Referring to FIG. 1, the unit house structure of the present invention includes a core wall 12 and an intergenerational wall 14 that divides the unit generation from a cast-in-place concrete wall, and the unit generation includes a plurality of rectangular PCs. The columns 20 are arranged in two rows, and each column and the columns constituting each column are arranged to be spaced apart from each other, and a plurality of wide PC beams 30 are mounted on the neighboring rectangular PC pillars 20 in each column, and A plurality of ribbed PC slabs 40 are mounted on the upper side of the wide PC beam 30 facing each other, and the front half PC balcony 52 is mounted to protrude from the wide PC beam 30 in one row, and the other row of It mounts so that the rear half PC balcony 54 protrudes from the wide PC beam 30, and places the overlay concrete 60 on the joints and the slab 40 and the upper portions of the balconies 52 and 54 of the members. do.

The core wall 12 refers to a wall partitioning the staircase chamber 121, the hole 122, and the elevator shaft space 123, and the intergenerational wall 14 refers to a wall partitioning neighboring unit households from each other. In the present invention, these walls are all composed of cast-in-place concrete walls. Therefore, since the core wall 12 and the intergenerational wall 14 can be continuous over the entire floor, it becomes a structural system that can increase the strength of the horizontal force of the multi-unit house applied to the unit household structure according to the present invention.

The pillars 20 are arranged in two rows on the front and back of the unit household. Each column constituting the column is spaced apart from each other. In the present invention, the pillar 20 is made of PC (precast concrete) and the cross-sectional shape has a long rectangular cross-sectional shape in the column direction in which the column is disposed.

Wide PC beams 30 are mounted on the pillars 20 adjacent to each other in each column of columns. The wide PC beam 30 refers to a PC beam having a width larger than that of a generally used PC beam, and in the present invention, concrete which is cast in situ at the junction of the pillar 20 and the beam 30 at both ends of the wide PC beam 30. Pocket portion 31 was formed to accommodate the.

Between the beams 30 facing each other, a ribbed half PC slab 40 is mounted. Thus, in the present invention, the slab is a one-way slab system. A half PC slab refers to a concrete slab prefabricated to have a thickness of about half the required slab thickness, and a ribbed half PC slab refers to a slab in which a plurality of ribs protruding from the upper surface of the half PC slab are formed in the longitudinal direction of the member. Unlike the conventional hollow core slab or double tee slab, the ribbed half PC slab can be applied to polystyrene foam in the space between the ribs to effectively cope with heat insulation and interlayer noise reduction.

A front half PC balcony 52 and a rear half PC balcony 54 extending to protrude from the wide PC beam 40 are respectively installed on the front and rear of each column of units of the unit generation. The half PC balcony is prefabricated to have half the thickness of the required balcony, and unlike the slabs described above, the ribs do not protrude, but the shear connecting bars are embedded or the shear coater is formed to protrude on the upper surface for the composite effect with the overlaid concrete. do.

In addition, the overlaid concrete 60 is cast in the upper part of the slab 40 and the balcony 52 and 54 and the joints of the members to structurally integrate the pillars, beams, and slabs composed of PC together with the composite elements between the members described later. .

As described above, in the present invention, the core wall and the bearing wall, which play an important role in the resistance to the horizontal force, are cast in place, and they are integrated to have continuity throughout the entire floor, thereby increasing the resistance to the horizontal force, thereby forming a unit generation unit. Increasing labor productivity, shortening air, and integrating these joints with cast-in-place concrete, improve structural stability.

Hereinafter, the detailed structure of each member which comprises a unit household, and the junction part detail between them are demonstrated.

FIG. 2 is a cross-sectional view showing the core wall-wide PC beam joint (part “A” in FIG. 1).

Referring to FIG. 2, the core wall 12 according to the present invention is constructed by weaving the formwork 124 and placing the concrete reinforcement 126 after placing the wall reinforcement 125. The beam 30 is composed of wide PC beams wider than a general PC beam, and the bottom fixing bar 32 protrudes at the end joined to the core wall 12, and the upper surface is composed of the overlay concrete 60. For the upper composite reinforcing bar 33 is embedded so as to protrude. The core wall 12 and the beam 30 are bonded to each other by squeezing the core wall formwork 124 and reinforcing the wall reinforcement 125, and then the bottom fixing rod 32 is embedded into the core wall formwork 124. Support the beam 30 using the copper s (S) as possible, then reinforce the reinforcing bar 34 for fixing the compensation part and cast the core wall concrete 126 and the overlaid concrete 60 together to the beam (12) The longitudinal ends of 30) are integrally joined. Here, the ends of the bottom fixing reinforcing bar 32 and the compensating part fixing bar 34 are bent upward and downward, respectively, to secure the fixing length.

FIG. 3A is a plan view of the column-beam junction ("B" in FIG. 1), and (b) is sectional drawing.

Referring to Figure 3 (a) (b), the pillar-beam joint according to the present invention, the pocket portion formed at the end of the beam 30 to the end of the beam 30 adjacent to the upper surface of the pillar 20 What is necessary is just to pour so that the addition concrete 60 may be filled in 31. The continuity of the beams 30 joined at the top of the column 20 causes the beam lower fixing reinforcing bars 32 protruding from the ends of the beams 30 to intersect with each other at the top of the column 20 and are embedded in concrete. Can be secured. The pocket portion 31 formed at the end of the beam 30 is formed between the inner jaw 31a and 31b by forming the inner jaw 31a and 31b at both ends in the width direction of the beam 30, respectively. . In addition, the joint between the upper pillar and the lower pillar is poured over the concrete 60 so that the lower pillar reinforcing bar 21 protruded to the upper surface of the lower pillar is projected to some extent from the upper surface of the overlay concrete 60 and the lower pillar reinforcing bar 21 After inserting the lower column reinforcing bar 21 into the insertion hole 22 formed at the position where the column reinforcing bar 21 'of the upper column 20' is positioned on the lower surface of the upper column 20 'so as to be inserted therein. Filling the shrinkage high-strength mortar 22 is connected to the columns between the upper and lower layers. At this time, the non-shrink high strength mortar 23 is also filled between the lower surface of the upper pillar and the overlay concrete 60 so that the upper pillar 20 'may be vertically placed on the overlay concrete 60.

4 is a plan view of the column-to-generation wall joint (part “C” in FIG. 1).

Referring to FIG. 4, the intergenerational wall 14 according to the present invention is constructed by weaving the formwork 144 and reinforcing the wall transverse reinforcing bars 145 and the wall longitudinal reinforcing bars 146 and then placing the concrete 147 on-site. do. The pillar 20 is composed of a PC pillar having a rectangular cross-sectional shape, and a shear key 24 is formed on the side of the portion where the intergenerational wall 14 is connected to secure the integrity with the intergenerational wall 14. The joining of the intergenerational wall 14 and the pillar 30 is a connecting rebar for securing the integrity with the pillar 20 after weaving the wall formwork 144 between the generations and reinforcing the wall reinforcing bars 145 and 146. One end of the (148) is reinforced to be inserted into the shear key 24 and the intergenerational wall concrete 147 and the overcast concrete 60 are cast together so that the intergenerational wall 14 is integrally bonded to the pillar 20. . Therefore, the intergenerational wall 14 constructed by site casting is integrated with the pillar 20 by the shear key 24 and the connecting reinforcing bars 148 formed on the side of the pillar.

FIG. 5 is a cross-sectional view taken along the line D-D of FIG. 1 and showing a junction between the intergenerational wall and the slab widthwise end. FIG.

Referring to FIG. 5, the intergenerational wall 14 according to the present invention is formed by weaving the formwork 144 and placing the concrete 147 after reinforcing the wall transverse reinforcing bars 145 and the wall longitudinal reinforcing bars 146. do. The widthwise both ends of the slab 40 are mounted on the formwork 144 for constituting the intergenerational wall 14 and supported by the copper s. In the present invention, the slab is a ribbed half PC slab having a plurality of ribs 42 protruding to the upper surface of the half PC slab in the lengthwise direction. The polystyrene foam 44 was filled in the space between the ribs 42 except for the end of the slab in contact with the intergenerational wall 14 and the end constituting the joint between the slab and the slab. Therefore, it is possible to effectively cope with insulation and floor noise reduction. The joining of the inter-generational wall 14 and the slab 40 in the widthwise end is performed by generating the widthwise end of the slab 40 after weaving the inter-generational wall formwork 144 and reinforcing the wall reinforcing bars 145 and 146. The first slab connecting reinforcing bar mounted on the inter-wall formwork 144 and supported by the copper bar (s), and then connecting the slab 40 in the width direction of the slab 40 through the upper slab reinforcement 46 and the intergenerational wall ( Reinforcement 48 and placing the intergenerational wall concrete 146 and the overlaid concrete 60 together so that the widthwise end of the slab 40 is integrally joined to the intergenerational wall 14.

FIG. 6 is a cross-sectional view taken along line E-E of FIG. 1 showing the joint between the slab and the slab.

As shown in Fig. 6, the slab-slab joining is performed by placing the ribs of the slab 40 adjacent to the slab upper reinforcement with the neighboring slabs facing each other and supporting the lower slab with the bottom bar s, respectively. 42) to fill in between. As shown in (b), the second slab connecting bars 49 may be further disposed between the ribs 42 of the neighboring slabs 40 to increase the continuity between the slabs. The second slab connecting bar 49 is preferably bent in a U shape to fill the space between the ribs 42 of the neighboring slab 40, but connects only the lower parts of the slab with each other like the first slab connecting bar 48. It may not be bent to do so.

FIG. 7 is a cross-sectional view taken along line F-F of FIG. 1, showing a junction of a slab and a balcony slab. FIG.

Referring to FIG. 7, the front balcony slab 52 is buried so that the truss reinforcing bar 522 protrudes above the thin PC plate 521. The inner width end thereof is mounted on the upper surface of the beam 30. The joining of the slab to the balcony slab is carried by mounting the widthwise end of the front balcony slab 52 to the top surface of the beam 40 and the longitudinal end of the slab 40 to the top surface of the beam 30 and then the front balcony slab ( 52) and the slab upper reinforcing bar 46 to the top of the front reinforcement slab 52 and the front balcony slab 52 and the slab 40 to ensure the continuity of the end of the slab 40 and the overlay concrete 60 Just pour.

As described above, the unit household structure according to the present invention is a combination of the bearing wall system and the PC column-beam framework system, and the bearing wall system to respond to the horizontal force is appropriately formed while the interior space without the bearing wall in the unit generation. On the other hand, the construction of the unit households with the PC composite method improved construction and shortened the air. The unit households are arranged so as to be continuous only in the transverse direction, and another unit household is not continuous in front and rear of the unit household. Therefore, in the unit generation, balconies may be formed at the front and the rear, respectively. In addition, since both front and rear surfaces of the unit household can be opened by windows and the like, an open indoor space that is open to the outside can be configured. This open interior space provides a wide field of view to the occupants and allows the wind to flow naturally into the interior space, thus forming a desirable plane for ventilation and natural ventilation of the interior.

Although the present invention has been described above with reference to the drawings, the present invention is not limited to the embodiments and drawings disclosed herein, and various modifications may be made by those skilled in the art within the scope of the technical idea of the present invention. Can be done.

The following drawings, which are attached in this specification, illustrate the preferred embodiments of the present invention, and together with the detailed description thereof, serve to further understand the technical spirit of the present invention. It should not be construed as limited.

1 is a plan view showing a unit housing structure of a multi-unit house according to the present invention.

FIG. 2 is a cross-sectional view showing the core wall-wide PC beam joint (part “A” in FIG. 1).

FIG. 3A is a plan view of the column-beam junction ("B" in FIG. 1), and (b) is sectional drawing.

4 is a plan view of the column-to-generation wall joint (part “C” in FIG. 1).

FIG. 5 is a cross-sectional view taken along the line D-D of FIG. 1 and showing a junction between the intergenerational wall and the slab widthwise end. FIG.

FIG. 6 is a cross-sectional view taken along line E-E of FIG. 1 showing the joint between the slab and the slab.

FIG. 7 is a cross-sectional view taken along line F-F of FIG. 1, showing a junction of a slab and a balcony slab. FIG.

Claims (7)

The intergenerational wall that divides the core wall and the unit household is composed of cast-in-place concrete walls.In the unit household, a plurality of rectangular PC columns are arranged in two rows, with each column and the columns constituting each column spaced apart from each other. Mount a plurality of wide PC beams on top of neighboring rectangular PC columns in each row, a plurality of ribbed PC slabs on top of wide PC beams facing each other, and protrude the front half PC balcony from a row of wide PC beams And a rear half PC balcony protruding from the other row of wide PC beams, and uniting the slab and the slab of the members, and placing the overlay concrete on the upper part of the balcony unit unit structure. According to claim 1, Looking at the core wall, After squeezing the core wall formwork and reinforcing the wall reinforcement, support the beam with the copper bar so that the reinforcing bar reinforcement under the beam is embedded into the core wall formwork, and then reinforce the reinforcing bar for fixing the upper part of the beam, and simultaneously cast the core wall concrete and the overlay concrete An apartment building unit household structure characterized in that the longitudinal end of the beam is integrally bonded to the core wall. According to claim 1, Pillar and saw, The unit housing structure for a unit house structure, characterized in that the bottom of the beam adjacent to the upper surface of the column is fixed to the end so that the reinforcing bars intersect each other, and is poured so that the filling concrete is filled in the joint of the column and the beam. The method of claim 3, wherein A unit household structure, characterized in that the inner jaw is formed at both ends in the width direction of the beam so that the pockets are formed between the inner jaws, and the filling concrete for joining the pillar-beams of the pocket part is filled. According to claim 1, Intergenerational walls and columns, After weaving the wall formwork between generations and reinforcing the wall reinforcement, the one end of the connecting reinforcing bar is inserted into the shear key formed on the side of the column to secure the unity with the pillar, and the wall concrete and the overlaid concrete are poured at the same time. Apartment house unit structure, characterized in that to be bonded to. According to claim 1, Slab-Slab, Unit housing structure, characterized in that the neighboring slab to each other and the lower part of each supporting the bottom of the slab, the upper reinforcement of the slab is reinforced, and the overlay concrete is poured so as to be filled between the ribs of the neighboring slab so that they are integrally joined together. . According to claim 1, Slab and balcony slab, Mount the widthwise end of the balcony slab on the top of the beam, and also mount the longitudinal end of the slab on the top of the beam, then connect the reinforcing bar to secure the continuity of the balcony slab and the end of the slab, and the top of the slab on the top of the balcony slab and the slab. Apartment house unit structure, characterized in that the reinforcement to the reinforcement and poured concrete to be bonded together.

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