KR20170013009A - Method for constructing junction between the double wall Precast Concretes and the junction structure thereof, the construction method for underground parking using he double wall Precast Concrete, and construction method for the rainwater storage using he double wall Precast Concrete - Google Patents

Method for constructing junction between the double wall Precast Concretes and the junction structure thereof, the construction method for underground parking using he double wall Precast Concrete, and construction method for the rainwater storage using he double wall Precast Concrete Download PDF

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KR20170013009A
KR20170013009A KR1020150105803A KR20150105803A KR20170013009A KR 20170013009 A KR20170013009 A KR 20170013009A KR 1020150105803 A KR1020150105803 A KR 1020150105803A KR 20150105803 A KR20150105803 A KR 20150105803A KR 20170013009 A KR20170013009 A KR 20170013009A
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double wall
pcs
month
wall
double
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KR1020150105803A
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Korean (ko)
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강태성
박재홍
김현수
유강종
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주식회사 네비엔
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Publication of KR20170013009A publication Critical patent/KR20170013009A/en

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8611—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers being embedded in at least one form leaf
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • E03F5/101—Dedicated additional structures, interposed or parallel to the sewer system
    • E04B1/40—
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/001—Corner fastening or connecting means for forming or stiffening elements

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  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Health & Medical Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Mechanical Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
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Abstract

The present invention relates to a method for bonding and constructing double wall precast concrete, a bonding structure thereof, and a construction method for an underground parking lot and a rainwater storage tank using the same. The method for bonding and constructing double wall precast concrete comprises the following steps of: manufacturing a plurality of double wall precast concrete forming a separated space in which first wall precast concrete is coupled to second wall precast concrete by a reinforcing member for concrete to be deposited; arranging the double wall precast concrete in a horizontal direction; installing a connection bonding unit in the separated space of the neighboring double wall precast concrete; and bonding the neighboring double wall precast concrete by depositing concrete in the separated space of the neighboring double wall precast concrete.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of constructing a double wall wall, Precast Concrete, and construction method for the rainwater storage using double wall Precast Concrete}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a joining construction method of double wall PCs, a joining structure therebetween, an underground parking lot using the same, and a method of constructing an excellent storeroble. More particularly, The present invention relates to a joining construction method of double wall PCs and a joining structure therefor, and a method of constructing an underground parking lot and an excellent storeroom using the same.

Generally, in order to form a ceiling, a bottom surface, a wall surface, and a column in the construction of an apartment, a mall, a house, a building, and the like, a reinforcing bar is used to form a mold, The reinforced concrete frame is formed by pouring concrete inside.

 However, in the above-described construction method, all the processes such as the step of assembling the reinforcing bars to each other by the binding line, the step of installing and removing the formwork, and the supporting and supporting of the supporting slabs are performed at the construction site, And work time. In addition, there is a problem that the construction period is prolonged due to the work schedule because the concrete held until the cured concrete is cured with sufficient strength. There is also a problem that there is a lot of troubles in the disassembly of slab, support and wall formwork, and there is a risk of safety accident.

Particularly, in the process of installing and removing the formwork, a large number of form panels are broken and must be repaired or dismantled. Therefore, not only is the material loss large, but also it takes a lot of time such as the laying process, A carpenter who installs and dismantles a steelwork, a formwork, and a skilled artisan.

Korean Patent Publication No. 10-2001-0088278

The present invention provides a joining construction method of double wall PCs capable of joining double wall PCs arranged continuously in a horizontal direction in order to construct a structure, a joining structure therebetween, an underground parking lot using the same, .

According to the present invention, there is provided a method of manufacturing a double wall PC, comprising: constructing a plurality of double wall PCs, each of which forms a spaced space in which a first wall PC and a second wall PC are joined by a reinforcing member, Arranging a plurality of the double wall PCs in a horizontal direction; Installing a connection and bonding unit in a spaced-apart space of neighboring double wall PCs; And placing the concrete in a spaced-apart space of neighboring double wall PCs to join neighboring double wall PCs, wherein each of the first wall PC's and the second wall PC's of the double wall PC's The transverse length is formed to be shorter than the transverse length of another PC. When the double wall PCs are arranged in the horizontal direction, an opening is formed between the short lengths of the PC. Wherein the connecting joint unit is disposed at a position spaced apart from the double wall PC at one of the neighboring double wall PCs and the other double wall PC at the same time, And a step of installing a shielding member for shielding the opening portion before the step of joining the double wall PCs.

According to another aspect of the present invention, in the present invention, the transverse length of any one of the first month PC and the second month PC is formed to be shorter than the transverse length of another PC, and a spacing space in which the concrete is placed is formed The first wall PC and the second wall PC are spaced apart from each other by a predetermined interval so that the first wall PC and the second wall PC are coupled to each other by a reinforcing member, When the plurality of double wall PCs are arranged in the horizontal direction, the double wall PCs are installed so as to be simultaneously positioned in the spaced apart spaces of one of the double wall PCs and the other of the double wall PCs so as to connect the neighboring double wall PCs Connecting joining unit; And a shielding member provided to shield an opening formed between the first month PC and the second PC when the plurality of double wallets are arranged in the horizontal direction, Member of the double wall PCs.

According to still another aspect of the present invention, there is provided a method of manufacturing a double wall PC, comprising: constructing a plurality of double wall PCs, each of which forms a spaced space in which a first wall PC and a second wall PC are coupled by a reinforcing member, Disposing a plurality of the double wall PCs in a horizontal direction on a floor base of the storeroom tank; Installing a connection and bonding unit in a spaced-apart space of neighboring double wall PCs; And placing the concrete in a spaced-apart space of neighboring double wall PCs to join neighboring double wall PCs, wherein each of the first wall PC's and the second wall PC's of the double wall PC's The transverse length is formed to be shorter than the transverse length of another PC. When the double wall PCs are arranged in the horizontal direction, openings are formed between the short lengths of the PCBs, Wherein the connecting joint unit is installed to be spaced apart from a space of one of the adjacent double wall PCs and a space of another double wall PC by the opening through the opening, Before the step of bonding the PCs, a step of providing a shielding member for shielding the opening portion It provides a construction method of a storage tank using a solid PC.

According to still another aspect of the present invention, there is provided a method of manufacturing a double wall PC, comprising: constructing a plurality of double wall PCs, each of which forms a spaced space in which a first wall PC and a second wall PC are coupled by a reinforcing member, Disposing a plurality of the double wall PCs in a horizontal direction on a floor base of an underground parking lot; Installing a connection and bonding unit in a spaced-apart space of neighboring double wall PCs; And placing the concrete in a spaced-apart space of neighboring double wall PCs to join neighboring double wall PCs, wherein each of the first wall PC's and the second wall PC's of the double wall PC's The transverse length is formed to be shorter than the transverse length of another PC. When the double wall PCs are arranged in the horizontal direction, openings are formed between the short lengths of the PCBs, Wherein the connecting joint unit is installed to be spaced apart from a space of one of the adjacent double wall PCs and a space of another double wall PC by the opening through the opening, Before the step of bonding the PCs, a step of providing a shielding member for shielding the opening portion It provides a construction method of underground garage using the PC.

The method of joining double wall PCs according to the present invention, the joining structure thereof, the method of constructing an underground parking lot and a storeroom using the same, has the following effects.

First, since the connecting joint unit is simultaneously inserted into the spacing space of one of the neighboring double wall PCs and the spacing space of the other double wall PC, it is possible to provide a fixing force An effect of further improvement can be expected.

Second, since the lateral length of one of the first month PC and the second month PC is shorter than the lateral length of another PC, when the double wall PCs are arranged side by side on an imaginary straight line, Since the opening is formed between the short PCs, it is easy for the operator to install the connecting and connecting unit in the space of the double wall PC's.

1 and 2 are horizontal cross-sectional views illustrating a double wall PC connection structure according to an embodiment of the present invention.
FIG. 3 is a perspective view showing a bonding structure of double wall PCs according to FIG.
FIG. 4 is a perspective view illustrating a connection and connection unit used in the connection structure of the double wall PC according to FIGS. 1 and 2. FIG.
15 is a horizontal cross-sectional view illustrating a double wall PC connection structure according to another embodiment of the present invention.
FIG. 6 is a perspective view illustrating the joining structure of double wall PCs according to FIG.
7 is a horizontal cross-sectional view illustrating a method of joining double wall PCs according to the present invention.
FIG. 8 and FIG. 9 are schematic views showing a state in which an underground parking lot is installed using the method of joining double wall PCs according to FIG.

FIGS. 1 to 9 illustrate a joining structure and a joining construction method of double wall PCs according to the present invention.

Referring to FIGS. 1 to 4, the double wall PCs 100-1 and 100-2, the connecting and connecting unit 200, the shielding member 200, (300) and a fixing member (310). A plurality of the double wall PCs 100-1 and 100-2 are provided and arranged in a horizontal direction. In the present embodiment, the neighboring double wall PCs 100-1 and 100-2 are arranged side by side on a virtual straight line. In detail, each of the double wall PCs 100-1 and 100-2 includes a first wall PC 110, a second wall PC 100, (130) and a reinforcing member (150).

The first and second month glass plates 110 and 130 are formed in a rectangular plate structure. The length of the first month PC 110 and the length of the second month PC 130 may be the same as the length of the first month PC 110 and the second month PC 130, The direction length is formed to be shorter than the transverse length of another PC. Referring to FIG. 1, in the present embodiment, the length of the second month PC 130 is shorter than the length of the first month PC 100 in the lateral direction.

The first and second month PCs 110 and 120 are separated from each other by a predetermined interval so as to form a spaced space in which the concrete is laid. The first month PC 110 and the second month PC 130 are arranged so that the imaginary vertical planes that intersect the respective longitudinal centers thereof coincide with each other. The distance between one end of the first month PC and the distance between one end of the second month PC and the distance between the other end of the first month PC and the other side of the second month PC The distances of the ends are the same. That is, each of the double wall PCs 100-1 and 100-2 has a symmetrical structure with respect to a virtual vertical plane crossing the longitudinal center.

As described above, when a plurality of the double wall PCs 100-1 and 100-2 are arranged side by side on a virtual straight line, an opening is formed between the adjacent double wall PCs 100-1 and 100-2 do. More specifically, as described above, since the length of one of the first and second month glass plates 110 and 130 is shorter than the length of the other of the first and second month glass plates 130 and 130 An opening is formed between the short lengths of the PCs in the transverse direction. In this embodiment, as shown in FIGS. 2 and 3, the openings (unrepresented) are formed between the second month glass 130.

As described later, the reinforcing member 150 is inserted into the first and second month glass plates 110 and 130 so that when the concrete is poured into the spacing space, the reinforcement member 150 is bonded to the concrete, And enhances the fixing force of the first month PC 110 and the second month PC 130 and strengthens the strength of the double wall PCs 100-1 and 100-2.

Each of the first month PC 110 and the second month PC 130 includes a first wire mesh 113 and a second wire mesh 131 therein. The reinforcing member 150 includes a lower wire mesh 151, an upper wire mesh 153, and a lattice bar 155. The lower wire mesh 151 and the upper wire mesh 153 are separated from each other by a predetermined interval and the lattice bar 155 is disposed between the lower wire mesh 151 and the upper wire mesh 153, And is connected to the lower wire mesh 151 and the upper wire mesh 153.

One of the lower wire mesh 151 and the upper wire mesh 153 of the reinforcing member 150 is inserted into any one of the first month PC 110 and the second month PC 130, Another one of the lower wire mesh 151 and the upper wire mesh 153 is inserted into the other one of the first and second month PCs 110 and 130. That is, the first and second month glass plates 110 and 130 are spaced apart from each other by the reinforcing member 150.

A plurality of the double wall PCs 100-1 and 100-2 as described above are provided, and the double wall PCs 100-1 and 100-2 are arranged in the horizontal direction according to the shape of the structure to be installed by the double wall PCs 100-1 and 100-2. do. In the present embodiment, the double wall PCs 100-1 and 100-2 are joined together when the double wall PCs 100-1 and 100-2 are arranged side by side on a virtual straight line .

The connection joint unit 200 is connected to one of the double wall PC 100-1 and the other double wall PC 100-1 adjacent to the double wall PC 100-1, 2). When the concrete is poured into the spaced apart spaces of the double wall PCs 100-1 and 100-2, the concrete is transferred to the connecting joint unit 200, one of the double wall PCs 100-1, And is adhered to the PC 100-2. Therefore, the adjacent double wall PCs 100-1 and 100-2 are not only joined by the concrete but also connected to the adjacent double wall PCs 100-1 and 100-2 by the connecting and joining unit 200 bonded to the concrete. , 100-2 are further improved.

The connection joint unit 200 includes first vertical bars 210, first horizontal bars 230, and horizontal reinforcement members 250. The first vertical reinforcing bars 210 are formed to have lengths corresponding to the heights of the double wall PCs 100-1 and 100-2 and are spaced from each other by a predetermined interval in the horizontal direction, Respectively. In this embodiment, as shown in FIG. 4, the four first vertical reinforcing bars 210 are spaced apart from each other in the horizontal direction and the vertical direction in a rectangular shape. However, since the number of the first vertical reinforcing bars 210 is four, the number of the first vertical reinforcing bars 210 can be variously adjusted.

The first horizontal reinforcing bars 230 are spaced apart from each other along the longitudinal direction of the first vertical reinforcing bars 210. Each of the first horizontal reinforcing bars 230 is bent concavely, and is formed by being bent in a " C "shape as shown in Figs. Each of the first horizontal reinforcing bars 230 surrounds the first vertical reinforcing bars 210 arranged in the transverse direction or the first vertical reinforcing bars 210 arranged in the vertical direction, The first vertical reinforcing bars 210 are fixed to the concavely bent inner side of the first vertical reinforcing bars 210.

4, one of the first horizontal reinforcing bars 230 surrounds and fixes the first vertical reinforcing bars 210 arranged in the vertical direction, Is fixed to the first vertical reinforcing bars 210 by welding. The first horizontal reinforcing bars 230 are disposed to be spaced apart from each other along the longitudinal direction of the first vertical reinforcing bars 210.

Like the first horizontal reinforcing bars 230, the horizontal reinforcing members 250 are spaced apart from each other along the longitudinal direction of the first vertical reinforcing bars 210. The horizontal reinforcement member 250 may be disposed in a direction in which the first horizontal reinforcing bars 230 surround and fix the first vertical reinforcing bars 210 among the horizontal and vertical directions in which the first vertical reinforcing bars 210 are disposed, And are fixed to the first vertical reinforcing bars 210.

2, the first horizontal reinforcing bar 230 is fixed around the first vertical reinforcing bars 210 arranged in the longitudinal direction, so that the horizontal reinforcing member 250 can be fixed to the horizontal And are fixed to the first vertical reinforcing bars 210 spaced apart from each other in the transverse direction by welding or the like.

The horizontal reinforcing member 250 includes a long reinforcing rod 251 (hereinafter referred to as a first reinforcing rod), and the first reinforcing rods 251 are connected to the first reinforcing rods 251 at both ends thereof. A head portion 253 having a cross-section larger than the cross-sectional size is formed. The length of the first reinforcing bars 251 corresponds to the spacing of the first reinforcing bars 210 in the transverse direction. The head 253 of the horizontal reinforcement member 250 not only increases the contact area with the concrete to be laid but also increases the contact area between the horizontal reinforcement member 250 and the horizontal reinforcement member 250, It is possible to prevent the first vertical reinforcement 210 from being detached. The horizontal reinforcing member 250 is formed in the form of an enlarged head reinforcing bar including the reinforcing bar 251 and the head portion 253 as described above. However, the present invention is not limited thereto, Shaped bar steel or wire mesh or the like.

When the double wall PCs 100-1 and 100-2 are arranged side by side on an imaginary straight line, the connecting joint unit 200 as described above is installed in the double wall PC 100 -1, and 100-2, the connecting and connecting unit 200 is installed. Or the connection and connection units 200 are preassembled and transferred to the construction site in a modularized state so that the connection junction unit 200 modularized at the construction site is connected to the double wall PC 100-1 , 100 - 2, 100 - 3).

As described above, when the double wall PCs 100-1 and 100-2 are arranged side by side on an imaginary straight line, the shielding member 300 is positioned at a position where the adjacent double wall PCs 100-1 and 100-2 (Not illustrated) formed between the first and second openings. The shielding member 300 includes a single wall PC 300. The single wall PC 300 is formed in the same rectangular plate structure as the first wall PC 110 or the second wall PC 130. Since the single wall PC 300 is inserted into the opening to shield the opening, the lateral length of the single wall PC 300 corresponds to the lateral length of the opening (unrepresented) do.

Since the single wall PC 300 has the same structure as the first wall PC 110 or the second wall PC 130, the single wall PC 300 may have the same structure as that of the first wall PC 110 or the second wall PC 130, A wire mesh (not shown) reinforcing the rigidity of the PC 300 is embedded. The single wall PC 300 is coupled to the double wall PCs 100-1 and 100-2 by the fixing member 310.

The fixing member 310 includes a reinforcing rod 311, a locking nut 313a, and a shielding plate 315. The second reinforcing bar 311 has one side passing through one of the first month PC 110 and the second month PC 130 and the other side passing through the single month PC 300 and the first (100) or between the single wall PC (300) and the second wall PC (130). 2, one side of the second reinforcing bar 311 passes through the first month PC 110 and the other side passes through the single wall PC 300 and the second wall PC (130).

At both ends of the second reinforcing bars 311, threaded portions (not illustrated) are formed to fasten the fastening nuts 313a and 313b. When the second reinforcing bar 311 passes between the first month PC 110 and the single month PC 300 and the second month PC as described above, the fastening nuts 313a, 313b are fastened to both ends of the second reinforcing bars 311 so that the second reinforcing rods 311 are separated from the double wall PCs 100-1, 100-2 and the single wall PC 300 So that the single wall PC 300 is fixed.

Before the single wall PC 300 is fixed by the second reinforcing bars 311 and the coupling nuts 313a and 313b, the shield plate 315 may be connected to the single wall PC 300, And simultaneously adheres to the outside of any one of the WPC 110 and the second WPC 130. The shielding plate 315 may be installed in such a manner that the single wall PC 300 as the shielding member shields the openings (not shown) between the double wallets 100-1 and 100-2, When the concrete is poured into the spacing space of the PCs 100-1 and 100-2, the concrete is prevented from leaking to the outside and the single wall PC 300 is prevented from being detached.

In this embodiment, the single wall PC 300 is installed between the second wall PCs 130, so that the shield plate 315 is located outside the single wall PC 300, (130). After the shielding plate 315 is attached, when the other side of the second reinforcing bar 311 passes between the second wall plate 130 and the single wall PC 300, the shield plate 315 Through. When the single wall PC 300 is connected to the double wall PCs 100-1 and 100-2 by the locking nut 313b on the other side of the second reinforcing bar 311, .

On the other hand, auxiliary shield members 10 are provided between adjacent double wall PCs 100-1 and 100-2. The auxiliary shielding member 10 is disposed between the first month PCs 110 of the neighboring double wall PCs 100-1 and 100-2 or between the second wall PCs 130 Respectively. In the present embodiment, since the single wall PC 300 is installed between the second wall PCs 130, the auxiliary shielding member 10 is provided between the first wall PCs 110. After the connection junction unit 200 is installed in the neighboring double wall PCs 100-1 and 100-2 and the single wall PC 300 is installed in the double wall PCs 100-1 and 100-2 When the concrete is poured into the spaced apart spaces of the double wall PCs 100-1 and 100-2, the concrete is prevented from leaking through the adjacent double wall PCs 100-1 and 100-2.

5 and 6 illustrate a double wall PC connection structure according to another embodiment of the present invention. The double-wall PC connection structure according to another embodiment of the present invention includes the same structures as the double wall PC connection structure according to the embodiment described above, and therefore, the same reference numerals are used and the description is omitted. The junction structure of the double wall PC according to the present embodiment is different from that of the double wall PC according to the above embodiment in that the shield member 300 'and the fixing member 310' are different .

Referring to FIGS. 5 and 6, the shielding member 300 'includes a mold. The shielding member 300 'is provided to shield the openings of the double wall PCs 100-1 and 100-2. The length of the formwork 300' The length of each of the first and second end portions is longer than the length of the second end portion. The mold 300 'is disposed so as to be in close contact with the outer surfaces of the second month PCs 130 on the outside of the neighboring second monthly PCs 130 because the molds 300' can not be fitted in the openings.

In this embodiment, as in the above-described embodiment, by using the mold 300 'without using the single wall PC manufactured in advance as the shielding member 300', the double wall PCs 100-1 and 100 -2), when the concrete is poured into the spaced space, the single wall PC which shields the opening (unmarked) by filling the concrete up to the opening (unmarked) can be integrally formed.

Meanwhile, the fixing member 310 'fixes the mold 300' and includes a reinforcing rod 311 ', a second reinforcing rod 311', and coupling nuts 313 'a and 313' b. One side of the second reinforcing bar 311 'passes through the PC of either the first month PC 110 or the second month PC 130 and the other side passes through the form 300'. At both ends of the second reinforcing bar 311, unscrewed portions are formed, and when the fastening nuts 313a and 313b are fastened, the formwork 300 is fixed.

Although the bonding structure of the double wall PCs 100-1 and 100-2 adjacent to the double wall PCs 100-1 and 100-2 in the horizontal direction has been described in the above description, But is not limited to when the double wallpapers 100-1 and 100-2 are arranged in the horizontal direction. Although not shown in the drawing, when the double wall PCs 100-1 and 100-2 are stacked in the vertical direction, the neighboring double wall PCs 100-1 and 100-2 are arranged in the same manner as described above A bonding structure can be formed.

When the double wallpapers 100-1 and 100-2 are arranged in the vertical direction, the connecting joint unit 200 is spaced apart from the double wall PC's spacing space and the double wall PC's Are simultaneously disposed in the spacing space. However, in such a case, the connection and connection unit 200 is arranged to extend in the lateral direction.

A method of joining the double wall PCs having the above-described joining structure will be described below.

Referring to FIG. 7, a method of joining double wall PCs according to an exemplary embodiment of the present invention will now be described with reference to FIG. 7, which includes steps of fabricating double wall PCs 100-1 and 100-2 (Step S105) The connection joint unit 200 is installed in a spaced space of the double wall PCs 100-1 and 100-2 in a step S110 of arranging the connection units 100-1 and 100-2 on a virtual straight line A step of installing the shielding member 300 so as to shield the openings of the double wall PCs 100-1 and 100-2 in operation S115 and placing the concrete in the double wall PC (Step S 125).

First, the steps of manufacturing the double wallpapers 100-1 and 100-2 will be described in detail. The first month PC 110 is installed with a first wire mesh 111 in a mold (not shown), and then pours concrete. When the reinforcing member 150 is installed between the lower wire mesh 151 and the upper wire mesh 153 and the lattice bars 115 are spaced apart from each other and inserted into the concrete, And the upper wire mesh 153 are in contact with the first wire mesh 111 embedded in the concrete.

In the present embodiment, the lower wire mesh 151 is in contact with the first wire mesh 111. The reinforcing member 150 is fixed by curing the concrete in a state where the lower wire mesh 151 is in contact with the first wire mesh 111. At this time, the reinforcing member 150 is provided only in a length corresponding to the length of the second month PC 130 in the lateral direction. When the reinforcing member 150 is provided and the concrete is cured, the first month PC 110 is completed.

The second wall PC 130 is provided with a second wire mesh 131 inside a formwork (not shown), and concrete is installed in the formwork (not shown). However, the lateral length of the formwork (not shown) for manufacturing the second month glass 130 is shorter than the lateral length of the formwork (not shown) for manufacturing the first month glass 100 . On the other hand, the concrete poured into the mold (not shown) is not completely cured but is cured so as to be in a loose state, thereby manufacturing the second month PC 130.

The first month PC 130 is reversed and placed on the second month PC 130 manufactured in the state where the second month PC 130 is manufactured. That is, the first month PC 110 is inverted such that the upper wire mesh 153 of the reinforcing member 150 is downward. When the inverted first month PC 110 is lowered, when the upper wire mesh 153 is brought into contact with the second wire mesh 131, the concrete of the second month PC 130 is fully cured, The reinforcing member 150 is fixed and the manufacturing of the double wall PCs 100-1 and 100-2 is completed. A plurality of the double wall PCs are manufactured through such a process, and then transferred to the construction site.

The plurality of the double wall PCs 100-1 and 100-2 transferred to the construction site are arranged in the horizontal direction. At this time, the neighboring double wall PCs 100-1 and 100-2 are arranged on a virtual straight line as shown in FIGS. That is, the angle formed by one of the double wall PC 100-1 and the other double wall PC 100-2 is 180 °.

Since the transverse length of the second month glass 130 is shorter than the transverse length of the first month glass 100, when the double wall glasses 100-1 and 100-2 are arranged in the horizontal direction, In the double wall PCs 100-1 and 100-2, an opening (not shown) is formed between the neighboring second wall PCs 130. FIG. The operator installs the connecting and connecting unit 200 in the spaced apart spaces of the double wall PCs 100-1 and 100-2 through the opening (not shown).

The operator can install the connecting joint unit 200 by assembling the first vertical reinforcing bar 210, the first horizontal reinforcing bar 230 and the horizontal reinforcing member 250 of the connection and connection unit 200. Or the pre-assembled and modularized connection and connection unit 200 is transferred to the construction site, the operator can connect the connection and connection unit 200 to the double wall PCs 100-1 and 100- 2).

When the connection and connection unit 200 is installed in the spaced spaces of the double wall PCs 100-1 and 100-2, the opening (not shown) of the double wall PCs 100-1 and 100-2 is shielded The shielding member 300 is installed on the double wall PCs 100-1 and 100-2. In the present embodiment, the shielding member, which is applied to the single wall PC 300, is placed in the opening (unmarked) between the second wall PCs 130 and fixed with the fixing member 310 do.

If the opening of the double wall PCs 100-1 and 100-2 is blocked by the shielding member 300, And the auxiliary shield member 10 is sandwiched between the PCs 110. 1 and 2, in an embodiment of the present invention, the auxiliary shield member 10 is formed to have a length corresponding to the height of the double wall PCs 100-1 and 100-2, Between the first month PCs 110 and between the second month PCs 130. [ When the concrete is poured into the spaced apart spaces of the double wall PCs 100-1 and 100-2 like the shielding plate 315 of the fixing member 310, Thereby preventing concrete from leaking between the WPC 100-1 and 100-2.

The concrete is laid in the spaced apart spaces of the double wall PCs 100-1 and 100-2 to join the neighboring double wall PCs 100-1 and 100-2. The poured concrete is also bonded to the connection joint unit 200 and is also bonded to one of the double wall PC 100-1 and the other double wall PC 100-2 at the same time. And is also bonded to the single wall PC 300. Although the adjacent double wall PCs 100-1 and 100-2 are joined by the concrete laid in the spacing space, the double wall PCs 100-1 and 100-2, which are simultaneously positioned in the spacing spaces of the adjacent double wall PCs 100-1 and 100-2, The joining force is improved by the joining joining unit 200 and can be more firmly bonded.

Particularly, according to the embodiment of the present invention, an opening (not shown) is formed between neighboring double wall PCs 100-1 and 100-2 so that the distance between neighboring double wall PCs 100-1 and 100-2 The connection joint unit 200 positioned at the same time in the space can be more conveniently installed, and the convenience of installation can be improved.

The method of joining double wall PCs according to another embodiment of the present invention is almost the same as the method of joining double wall PCs according to one embodiment described above. However, in this embodiment, the shielding member 300 ', which is provided to shield the opening (not shown), differs from the shielding member 300.

In this embodiment, the cap member 300 ', which is used as the mold, is disposed so as to be in close contact with the outside of the second month PCs 130 on which the openings (unmarked) are formed. Then, the molds 301 are fixed by connecting the neighboring first month PCs 110 and the molds 300 'using the fixing member 310'.

After the shielding member 300 'is installed, the concrete is poured into the spaced apart spaces of the neighboring double wall PCs 100-1 and 100-2. The concrete poured into the spacing spaces of the double wall PCs 100-1 and 100-2 is adhered to the double wall PCs 100-1 and 100-2 and the connecting and joining unit 200, (100-1, 100-2). At this time, since the concrete is also filled in the openings formed between the first month glass panels 110, a single wall glass (not shown) for shielding the openings is integrally formed.

Meanwhile, the method of joining the double walls as described above can be applied not only to a general structure but also to an underground parking lot and an excellent storeroom. FIGS. 14 and 15 are exemplary views illustrating a state in which an underground parking lot is installed using the double wall PCs 100-1 and 100-2. Referring to FIG. 14, when the underground parking lots are constructed using the double wall PCs 100-1 and 100-2, in order to prevent inflow of groundwater, An index material 400 is provided. In addition, although not shown in the drawing, when the stor- age tank is installed using the double wall PCs 100-1 and 100-2, the double wall PCs 100-1 and 100- -2) between the index material 400 and the index material 400.

On the right and left side surfaces of the first and second month glass plates 110 and 120 of the double wall PCs 100-1 and 100-2, grooves 110a and 130a extending in the height direction are formed . Particularly, recesses 300a extending along the height direction are formed on the left and right sides of the single wall PC 300 that shields the openings formed between the second wall PCs 130. And both sides of the index material 400 are inserted into the grooves 110a, 130a and 300a. In the present embodiment, the index material 400 is disposed between the first month PCs 110 of the double wallets 100-1 and 100-2 and between the second month PCs 130 and the single wall PC But the present invention is not limited thereto.

As described above, since the exponent material 400 is provided, it is possible to obtain the effect of preventing the groundwater from being introduced into the underground parking lot, which is constructed using the double wall polycondensation method, The excellent storage tank constructed using the construction method can obtain a waterproof effect that prevents the water stored in the stor- age tank from leaking to the outside.

As shown in FIGS. 14 and 15, when an underground parking lot or an excellent storerobing tank is installed using the double wall PC connection method, a PC column 1, a PC connecting between the PC columns 1, The topping concrete 5 is placed on top of the beam 2, the PC slab 3 disposed on the PC beam 2, and the double wall PCs 100-1 and 100-2, The stabilization of the structure and the waterproof effect can be improved. Particularly, since the topping concrete 5 is filled and buried between the double wall PCs 100-1 and 100-2, the PC beam 2 coupled with the double wall PCs 100-1 and 100-2, And the joining portions of the PC slabs 3 are integrated.

FIGS. 14 and 15 illustrate only the construction of the underground parking lot using the method of joining the double wall PCs, but the storeroom storage tank is constructed in the same manner as the construction method of the underground parking lot. Meanwhile, when the underground parking lot is installed or the upper storey tank is installed, the underground floor foundation 4 of the underground parking lot where the double wall PCs 100-1 and 100-2 are installed and the floor foundation ) Can be applied to RC slabs.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

100-1, 100-2: Double Wall PC
110: 1st month PC 130: 2nd month PC
111: first wire mesh 131: second wire mesh
150: reinforcing member 151: lower wire mesh
153: upper wire mesh 155: lattice bar
200: connection joining unit
210: first vertical reinforcement 230: first horizontal reinforcement
250: Horizontal reinforcing member
300, 300`: shielding member 310: fixing member
311, 311`: Rebar
313a, 313b, 313a, 313b: fastening nut
315: Shield plate
400: Index material
10: shield member

Claims (17)

A plurality of double wall PCs forming a spacing space in which the first wall PC and the second wall PC are coupled by the reinforcing member to place the concrete therein;
Arranging a plurality of the double wall PCs in a horizontal direction;
Installing a connection and bonding unit in a spaced-apart space of neighboring double wall PCs; And
And placing the concrete in a spaced-apart space of the neighboring double wall PCs to bond neighboring double wall PCs,
The lateral length of one of the first month PC and the second month PC of each double wall PC is shorter than the length of the other PC, so that when the double wall PCs are arranged in the horizontal direction, An opening is formed between the short lengths of the pcs.
In the step of installing the connecting joint unit,
Wherein the connecting joint unit is installed through the opening so as to be simultaneously positioned in a spacing space of one of the adjacent double wall PCs and a spacing space of another double wall PC,
Prior to joining the double wall cups,
Further comprising the step of installing a shielding member for shielding the opening. The method according to claim 1,
In the arranging step,
A method of joining double wall PCs in which neighboring double wall PCs are arranged side by side on a virtual straight line. The method according to claim 1,
Wherein the connecting and connecting unit comprises:
A plurality of first vertical reinforcing bars each having a length corresponding to the height of the double wall PCs and spaced from each other by a predetermined interval in the transverse direction and spaced apart from each other by a predetermined interval in the longitudinal direction;
The first vertical reinforcing bars and the second vertical reinforcing bars are arranged in the longitudinal direction and are spaced apart from each other along the longitudinal direction of the first vertical reinforcing bars, 1 horizontal reinforcement; And
And horizontal reinforcing members spaced apart from each other along the longitudinal direction of the first vertical reinforcing bars and arranged in a direction intersecting the first horizontal reinforcing bars in the transverse direction or the geroting direction and fixed to the first vertical reinforcing bars The method of joining double wall PCs. The method according to claim 1,
The shielding member
And a single wall PC having a plate structure formed to correspond to a height direction length of the neighboring double wall PCs and corresponding to a lateral length of the opening portion. The method of claim 4,
In the step of installing the shielding member,
One side of which is passed through one of the first month PC and the second month PC and the other side of which is connected to the other side of the single month PC and the other one of the first month PC and the second month PC A method of joining double wall PCs fixed by a fixing member passing through between PCs. The method of claim 5,
Wherein:
One side of which passes through one of the first month PC and the second month PC and the other side of which penetrates between the single month PC and the other one of the first month PC and the second month PC Rods;
A fastening nut fastened to one side and the other side of the bar, respectively; And
The other side of the reinforcing rod is inserted and is attached to the outside of the single wall PC and the outside of the other one of the first wall PC and the second wall PC at the same time so that the single wall PC, A method of joining double wall PCs comprising a shielding plate for shielding between the other of the PCs. The method according to claim 1,
Wherein the shielding member includes a die attached to an outer side of one of the first wall PC and the second wall PC forming the opening,
In the step of installing the shielding member,
And the other side is fixed by a fixing member passing through the formwork. The method of claim 1, wherein the first month and the second month are separated from each other. The method of claim 7,
Wherein:
A reinforcing rod having one side passing through the other one of the first month PC and the second month PC and the other passing through the die; And
And a fastening nut fastened to one side and the other side of the reinforcing rod, respectively. The horizontal length of one of the first month PC and the second month PC is formed to be shorter than the horizontal length of another PC and the distance between the first month PC and the second month PC The first wall PC and the second wall PC being connected to each other by a reinforcing member, the double wall PCs having a plurality of the first wall PCs and the second wall PCs,
When the plurality of double wall PCs are arranged in the horizontal direction, the double wall PCs are installed so as to be simultaneously positioned in the spaced apart spaces of one of the double wall PCs and the other of the double wall PCs so as to connect the neighboring double wall PCs Connecting joining unit; And
A shielding member provided to shield an opening formed between the first month PC and the second PC when the plurality of the double wallets are arranged in the horizontal direction, The double-walled PCs having a junction structure. The method of claim 9,
Wherein the connecting and connecting unit comprises:
A plurality of first vertical reinforcing bars each having a length corresponding to the height of the double wall PCs and spaced from each other by a predetermined interval in the transverse direction and spaced apart from each other by a predetermined interval in the longitudinal direction;
The first vertical reinforcing bars and the second vertical reinforcing bars are arranged in the longitudinal direction and are spaced apart from each other along the longitudinal direction of the first vertical reinforcing bars, 1 horizontal reinforcement; And
And horizontal reinforcing members spaced apart from each other along the longitudinal direction of the first vertical reinforcing bars and arranged in a direction intersecting the first horizontal reinforcing bars in the transverse direction or the geroting direction and fixed to the first vertical reinforcing bars The structure of the junction of the double wall PCs. The method of claim 9,
The shielding member
And a single wall PC having a plate structure corresponding to a height direction length of the neighboring double wall PCs and corresponding to a lateral length of the opening. The method of claim 11,
One side of which is passed through one of the first month PC and the second month PC and the other side of which is connected to the other side of the single month PC and the other one of the first month PC and the second month PC A junction structure of double wall PCs fixed by a fixing member penetrating between PCs. The method of claim 12,
Wherein:
One side of which passes through one of the first month PC and the second month PC and the other side of which penetrates between the single month PC and the other one of the first month PC and the second month PC Rods;
A fastening nut fastened to one side and the other side of the bar, respectively; And
The other side of the reinforcing rod is inserted and is attached to the outside of the single wall PC and the outside of the other one of the first wall PC and the second wall PC at the same time so that the single wall PC, February The junction structure of double wall PCs including a shielding plate that shields the other of the PC's. The method of claim 9,
Wherein the shielding member includes a die attached to an outer side of one of the first wall PC and the second wall PC forming the opening,
In the step of installing the shielding member,
And the other side is fixed by a fixing member passing through the formwork. The joining structure of the double wall PCs according to claim 1, wherein the first wall PC and the second wall PC are connected to each other. 15. The method of claim 14,
Wherein:
A reinforcing rod having one side passing through the other one of the first month PC and the second month PC and the other passing through the die; And
And a fastening nut fastened to one side and the other side of the reinforcing bars, respectively. A plurality of double wall PCs forming a spacing space in which the first wall PC and the second wall PC are coupled by the reinforcing member to place the concrete therein;
Disposing a plurality of the double wall PCs in a horizontal direction on a floor base of the storeroom tank;
Installing a connection and bonding unit in a spaced-apart space of neighboring double wall PCs; And
Placing the adjacent double wall PCs by placing concrete in a spaced apart space of the neighboring double wall PCs,
The lateral length of one of the first month PC and the second month PC of each double wall PC is shorter than the length of the other PC, so that when the double wall PCs are arranged in the horizontal direction, An opening is formed between the short lengths of the pcs,
In the step of installing the connecting joint unit,
Wherein the connecting joint unit is installed through the opening so as to be simultaneously positioned in a spacing space of one of the adjacent double wall PCs and a spacing space of another double wall PC,
Prior to joining the double wall cups,
And installing a shielding member for shielding the opening portion. ≪ Desc / Clms Page number 20 > A plurality of double wall PCs forming a spacing space in which the first wall PC and the second wall PC are coupled by the reinforcing member to place the concrete therein;
Disposing a plurality of the double wall PCs in a horizontal direction on a floor base of an underground parking lot;
Installing a connection and bonding unit in a spaced-apart space of neighboring double wall PCs; And
Placing the adjacent double wall PCs by placing concrete in a spaced apart space of the neighboring double wall PCs,
The lateral length of one of the first month PC and the second month PC of each double wall PC is shorter than the length of the other PC, so that when the double wall PCs are arranged in the horizontal direction, An opening is formed between the short lengths of the pcs,
In the step of installing the connecting joint unit,
Wherein the connecting joint unit is installed through the opening so as to be simultaneously positioned in a spacing space of one of the adjacent double wall PCs and a spacing space of another double wall PC,
Prior to joining the double wall cups,
And installing a shielding member for shielding the opening. The method for constructing an underground parking lot using double wall pcs.
KR1020150105803A 2015-07-27 2015-07-27 Method for constructing junction between the double wall Precast Concretes and the junction structure thereof, the construction method for underground parking using he double wall Precast Concrete, and construction method for the rainwater storage using he double wall Precast Concrete KR20170013009A (en)

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KR20200054704A (en) * 2018-11-12 2020-05-20 (주)센벡스 Prefabricated wall module
KR20200111543A (en) * 2019-03-19 2020-09-29 김태준 The Integrated PC double wall structure with improved productivit
KR102236828B1 (en) * 2019-10-01 2021-04-06 (주)센벡스 Construction method of prefabricated wall using prefabricated wall module
KR102514406B1 (en) * 2021-10-27 2023-03-28 롯데건설(주) A Construction System for Precast Double Wall Structure and Construction Method Using the Same

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KR20030059418A (en) 2001-12-29 2003-07-10 주식회사 하이닉스반도체 Method of manufacturing semiconductor device

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Publication number Priority date Publication date Assignee Title
KR20200054704A (en) * 2018-11-12 2020-05-20 (주)센벡스 Prefabricated wall module
WO2020101237A1 (en) * 2018-11-12 2020-05-22 (주)센벡스 Prefabricated wall module
KR20200111543A (en) * 2019-03-19 2020-09-29 김태준 The Integrated PC double wall structure with improved productivit
KR102236828B1 (en) * 2019-10-01 2021-04-06 (주)센벡스 Construction method of prefabricated wall using prefabricated wall module
WO2021066294A1 (en) * 2019-10-01 2021-04-08 (주)센벡스 Method for constructing prefabricated wall by means of prefabricated wall modules
KR102514406B1 (en) * 2021-10-27 2023-03-28 롯데건설(주) A Construction System for Precast Double Wall Structure and Construction Method Using the Same
KR20230061234A (en) * 2021-10-27 2023-05-08 롯데건설 주식회사 A Construction System for Precast Double Wall Structure and Construction Method Using the Same

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