WO2020145542A1 - Bande de fixation d'une forme amovible pour colonne préfabriquée - Google Patents

Bande de fixation d'une forme amovible pour colonne préfabriquée Download PDF

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Publication number
WO2020145542A1
WO2020145542A1 PCT/KR2019/018074 KR2019018074W WO2020145542A1 WO 2020145542 A1 WO2020145542 A1 WO 2020145542A1 KR 2019018074 W KR2019018074 W KR 2019018074W WO 2020145542 A1 WO2020145542 A1 WO 2020145542A1
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WO
WIPO (PCT)
Prior art keywords
panel
band
pillar
shaped
formwork
Prior art date
Application number
PCT/KR2019/018074
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English (en)
Korean (ko)
Inventor
김형섭
강병구
Original Assignee
(주)씨지스플랜
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Publication date
Application filed by (주)씨지스플랜 filed Critical (주)씨지스플랜
Publication of WO2020145542A1 publication Critical patent/WO2020145542A1/fr

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    • 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
    • E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
    • E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
    • E04G13/023—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor with means for modifying the sectional dimensions
    • E04G13/025—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor with means for modifying the sectional dimensions with stiff clamping means bracing the back-side of the form without penetrating the forming surface
    • 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
    • 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
    • E04G17/004—Strips for creating a chamfered edge

Definitions

  • the present invention relates to a demoulding formwork fixing band for a pre-assembled pillar, and more particularly, to a fixing band capable of improving transportability of a demolded formwork-integrated pre-assembly pillar.
  • Construction industry framing construction can be divided into reinforced concrete structure, steel structure, and steel reinforced concrete structure.
  • the most commonly applied reinforced concrete structure is a method of constructing directly on the site using only concrete and reinforcing bars, and installing formwork directly on the site, which has the advantage that the construction cost is the cheapest compared to the other two methods.
  • the construction cost is the cheapest compared to the other two methods.
  • the construction period is the longest and the weather is greatly affected.
  • there is a high degree of dependence on manpower in the field and it has been difficult to supply manpower due to the recent increase in labor costs for rebar and carpenters.
  • the steel structure has the advantage of shortening the construction period because it can minimize the effect of the weather due to the factory construction of the steel member and the dry method at the site, but it costs more than the steel reinforced concrete construction because it requires more steel than other construction methods. This is a high construction method.
  • Steel-reinforced concrete structure can be said to be a fusion of steel structure and steel-concrete structure. It is a construction method that can make the strongest structure by compensating structural shortcomings that cannot be solved by steel-steel and concrete.
  • the use of steel frame has a factor to increase the construction cost, and the disadvantages of installing formwork and pouring concrete on the site still exist.
  • the reinforced pre-assembled column construction method can satisfy two conditions: the economics of reinforced concrete columns and the constructability of steel structures.
  • the conventional rebar pre-assembled pillar construction requires the installation of a formwork, and since the installation and removal of the formwork still requires a large number of manpower, there is a need for a formwork assembly type with a formwork band to reduce manpower demand.
  • An object of the present invention is to provide a fixed band capable of improving transportability of a pre-assembled column by applying it to a demolded formwork-integrated pre-assembled post.
  • the detachable formwork fixing band for a pre-assembled column is a band for fixing the panel surface of the demolded formwork provided on the pre-assembled column, and L-shaped steel bars having a rectangular cross section
  • a plurality of first panel restraining members which are formed by welding to form a shape, and are arranged at each corner where each panel surface abuts to fix each panel surface of the formwork;
  • a second panel restraining member connecting the first panel restraining member disposed at one corner and an adjacent corner;
  • a first coupling member coupling the first panel constraining member and the second panel constraining member.
  • each of the first panel constraining member and the second panel constraining member may include a plurality of through holes penetrating from the upper surface of the rectangular cross section to the lower surface to penetrate the first coupling member.
  • the first panel constraining member may include: an L-shaped coupling member in which two are overlapped and arranged in a lengthwise direction of the line assembly pillar at one corner and a diagonal corner; And a joining member forming a gap between the L-shaped engaging members such that the second panel restraining member is inserted between the L-shaped engaging members disposed in overlap.
  • the second panel restraining member is arranged in a form to be sandwiched between the two L-shaped engaging members disposed in the overlap, and the first engaging member is the first panel restraining sandwiched between the two L-shaped engaging members. It can penetrate the member.
  • the band-integrated line-assembled pillars are four angled portions, which are bent at 90°, spaced apart from each other at the corner positions of the pillars and vertically arranged.
  • Forming angle composite FAC including a main angle; A demoulding form that surrounds each side of the pillar for concrete pouring; And a band fixing the panel surface of the demolding formwork.
  • the demolding formwork may include at least one panel fixing mechanism for fixing an edge where a first panel forming one side of the formwork and a second panel forming a side adjacent to the first panel abut against each other.
  • the panel fixing mechanism for receiving the ends of the first panel and the ends of the second panel on both sides, respectively;
  • a panel pressing member coupled with the panel end receiving member to press and fix outer surfaces of the first panel and the second panel; And it may include a second coupling member for coupling the panel pressing member and the panel end receiving member.
  • the second coupling member includes a bolt and a nut, and the bolt penetrates the panel end receiving member and the panel pressing member from the inside of the corner to the outside, and is engaged with the nut to engage the first panel And an edge where the second panel abuts.
  • the panel end accommodating member a first concave portion for accommodating the inner surface end of the first panel;
  • a second recess provided to be symmetric with the first recess to receive an inner surface end of the second panel; And it is provided for the penetration of the bolt, may include a through-hole provided between the first recess and the second recess.
  • first panel constraining members formed by welding a rod-shaped steel material having a rectangular cross section to form an L-shape, which are disposed at each corner where each panel surface abuts to fix each panel surface of the formwork;
  • a second panel restraining member connecting the first panel restraining member disposed at one corner and an adjacent corner; And it may include a first coupling member for coupling the first panel constraining member and the second panel constraining member.
  • the formwork fixing band does not protrude from the edge of the formwork panel, it is possible to construct the pillar by manufacturing it as an integral assembly in a separate place, including the pre-assembled pillar, formwork and fixing band, and then transporting it to the construction site.
  • the panel since the panel is fixed by the panel end receiving member and the panel pressing member, the panel can be removed by removing the panel end receiving member when the formwork is removed.
  • 1 is a formwork using a euroform according to the conventional method.
  • Figure 2 is a basic form of a pre-assembled pillar forming the present invention.
  • FIG 3 is a perspective view of a demolding formwork fixing band for a pre-assembled pillar according to an embodiment of the present invention.
  • FIG. 4 is a perspective view of another angle of the fixing band of FIG. 3.
  • FIG. 5 is a perspective view showing only the second panel restraining member.
  • FIG. 6 is a perspective view showing only the first panel constraining member.
  • FIG. 7 is a perspective view of a band-integrated pre-assembled pillar in which the demolding form fixing band for the pre-assembled pillar of the present invention is integrally provided.
  • FIG. 8 is another embodiment of a band-integrated pre-assembled pillar in which the demolding form fixing band for the pre-assembled pillar of the present invention is integrally provided.
  • FIG. 9 is a perspective view of a first coupling member according to an embodiment.
  • FIG. 10 is a cross-sectional view of a demolded formwork and a band-integrated pre-assembled column applicable to the present invention.
  • FIG. 11 is a perspective view showing only the inner contact member of FIG. 10.
  • FIG. 12 is a perspective view showing only the outer contact member of FIG. 10.
  • 13 to 15 are perspective views illustrating inner and outer contact members according to another embodiment.
  • FIG. 16 illustrates a combination of an inner contact member and an outer contact member according to another embodiment.
  • 17 is a perspective view illustrating that the outer contact member, the outer contact member, and the second bonding member are coupled.
  • FIG. 18 is a perspective view of a band-integrated line assembly pillar to which a second coupling member is coupled.
  • FIG. 3 is a perspective view of a demolition formwork fixing band for a pre-assembled column according to an embodiment of the present invention
  • FIG. 4 is a perspective view of another angle of the fixing band of FIG. 3
  • FIG. 5 is a perspective view showing only the second panel restraining member 6 is a perspective view showing only the first panel restraining member.
  • the demolding formwork fixing band (B) for a pre-assembled pillar is a band for fixing the panel surface of the demolding formwork (M) provided in the pre-assembly pillar (FAC), a plurality of It includes a first panel constraining member 400, a second panel constraining member 600 and the first coupling member 500.
  • the first panel constraining member 400 is formed by welding a rod-shaped steel material having a rectangular cross section to form an L-shape, and is disposed at each corner where each panel surface abuts in order to fix each panel surface of the formwork M.
  • the second panel restraining member 600 connects the first panel restraining member 400 disposed at one corner and an adjacent corner.
  • the second panel constraining member 600 is a rod-shaped steel material having a rectangular cross section, and is preferably formed using the same steel material as the width of the first panel constraining member 400.
  • Each of the first panel constraining member 400 and the second panel constraining member 600 is provided with a plurality of through holes 410 and 610 penetrating from the upper surface of the rectangular cross section to the lower surface to penetrate the first coupling member 500. do.
  • the through holes 410 and 610 are preferably disposed at regular intervals.
  • the first coupling member 500 couples the first panel constraining member 400 and the second panel constraining member 600.
  • the first coupling member 500 may be made of a bolt (B) and a nut (N), or may be implemented in the form of a pin as shown in FIG. 9.
  • the first panel constraining member 400 is a second between the L-shaped coupling members 420 and 430 and the L-shaped coupling members 420 and 430, which are two superposedly disposed in the longitudinal direction of the pre-assembled pillar FAC. It includes a bonding member (440, 450) forming a gap between the L-shaped coupling member (420, 430) so that the panel restraining member (600) is inserted.
  • the joining members 440 and 450 are plate-shaped members and are welded to the outer surfaces of the two L-shaped joining members 420 and 430. Accordingly, a gap between the two L-shaped coupling members 420 and 430 is formed, and the second panel restraining member 600 may be inserted and fixed between the gaps.
  • the assembly of the band B is completed by combining the first coupling member 500 with the through holes 410 and 610. Can.
  • the second panel restraining member 600 is disposed in a form to be sandwiched between the two L-shaped coupling members 420 and 430 that are overlapped, and the first coupling member 500 is two L-shaped coupling that are overlapped and disposed.
  • the band B is assembled through the first panel restraining member 600 sandwiched between the members 420 and 430.
  • FIG. 9 is a perspective view of a first coupling member according to an embodiment.
  • the illustrated shape is an example of one of means for coupling the L-shaped coupling members 420 and 430 with the second panel restraining member 600, and in the present invention, the first coupling member 500 is not limited to a pin shape.
  • the L-shaped coupling members 420 and 430 and the coupling structure capable of coupling the second panel restraining member 600 may be selected as the first coupling member 500.
  • the band-integrated line assembly pillar (FAC) is a four-folded portion is vertically spaced apart from each other at a corner position of the column as an angle of the arc-shaped portion bent at 90 ° Forming Angle Composite (FAC), including angles, panel surfaces (P1, P2) of demolding formwork (M) and demolding formwork (P) surrounding each side of the forming angle composite post for concrete placement, And a band B fixing P3 and P4).
  • FAC Forming Angle Composite
  • the forming angle composite pillar is shown with the identification code FAC, but the present invention is for the purpose of a pre-assembled structure for the convenience of construction, so that the demolding formwork (M) and the fixing band (B) are combined.
  • the assembly pillar will also be illustrated and described in FAC.
  • the demolding formwork (M) includes four panels (P1, P2, P3, and P4) constituting the formwork, and a panel fixing mechanism (1000) for fixing an edge of a panel and a neighboring panel ).
  • the panels (P1, P2, P3, P4) used as formwork in the present invention are synthetic resin panels, and have a thickness of 20 mm to 30 mm to secure rigidity.
  • the material and the internal structure of the panel are only one of the types of panels applicable to the present invention, and the present invention is not limited thereto.
  • the panel fixing mechanism 1000 may include a first panel P1 forming one side of the formwork, and a first panel P1 neighboring surface. Only one of the second panels P2 to make up may be used to fix the abutting edges.
  • the panel fixing mechanism 1000 includes a panel end receiving member 100, a panel pressing member 200 and a coupling member 300.
  • the panel end receiving member 100 accommodates the ends of the first panel P1 and the ends of the second panel P2 on both sides.
  • the first panel P1 and the second panel P2 are combined in a form accommodated in the panel end receiving member 100.
  • the panel pressing member 200 is fixed to the panel end receiving member 100 by pressing the outer ends of the first panel P1 and the second panel P2. That is, the end of the first panel P1 and the end of the second panel P2 accommodated between the panel pressing member 200 and the panel end accommodating member 100 are fixed in a compressed form.
  • the coupling member 300 couples the panel pressing member 200 and the panel end receiving member 100.
  • the coupling member 300 may include a bolt (B) and a nut (N).
  • the bolt B penetrates through the panel end receiving member 100 and the panel pressing member 200 from the inside of the corner (that is, the portion where the ends of the first panel P1 and the second panel P2 abut) are outward. And, it is fastened to the nut (N) to fix the corner where the first panel (P1) and the second panel (P2) abut.
  • the panel pressing member 200 and the panel end receiving member 100 are in close contact by the fastening of the nut N and the bolt B, so that the end and the second panel of the first panel P1 accommodated therebetween.
  • the end of (P2) is fixed in a compressed form.
  • the bolt (B) and the nut (N) described are examples of one of means for closely adhering the panel pressing member 200 and the panel end receiving member 100,
  • the coupling member 300 is not limited to a combination of a bolt (B) and a nut (N), and any coupling structure capable of bringing the outer contact member 200 and the inner contact member 100 into close contact is combined. It may be selected as the member 300.
  • the coupling member 300 may be implemented in the form of a ring head bolt as described in FIGS. 17 and 18.
  • the coupling member 300 may be implemented in a form including a through pin 310 and a wedge pin 320.
  • the panel end receiving member 100 includes a first concave portion 110 and a second concave portion 120, and is coupled A through hole 130 for penetrating the member 300 may be included.
  • the through-hole 130 is provided to penetrate the bolt B, and is provided in plurality along the longitudinal direction between the first concave portion 110 and the second concave portion 120.
  • the first concave portion 110 and the second concave portion 120 are formed as'v-shaped grooves', so that each'v-shaped groove' has an end of the first panel P1 and a second panel P2. )
  • the end of each is accommodated in the form of being inserted. More specifically, the shape of the inner edge of the end of the first panel P1 and the inner edge of the end of the second panel P2 is fitted to the first recess 110 and the second recess 120, respectively. do.
  • the angle of the'v-shaped groove' is preferably 90°.
  • the first concave portion 110 and the second concave portion 120 are formed in a symmetrical shape, and as a whole, it is preferable that the panel end receiving member 100 has a butterfly-shaped cross section. That is, it can be formed in a symmetrical form of left and right and both sides.
  • the slopes 110-1 and 110-2 of the first concave portion 110 and the slopes 120-1 and 120-2 of the second concave portion 120 are respectively the thickness and the second of the first panel P1. It is preferably formed to a length corresponding to the thickness of the panel P2.
  • the slopes 110-1 and 110-2 of the first recess 110 and the second recess 120 The length of the slopes (120-1, 120-2) is also preferably formed to 20mm.
  • the thickness of the first panel P1 and the thickness of the second panel P2 are the same, the first panel P1 and the second panel P2 according to the shape of the pillar (ie, the formwork M) Panels of different thicknesses can be used.
  • the cross section of the formwork M is rectangular, a thicker panel may be used on the long side.
  • the panel pressing member 200 includes an edge portion 210, a first pressing arm 220, a second pressing arm 230, and a through hole 240.
  • the panel pressing member 200 is bent to have a plate-shaped cross-section, and the edge portion 210 is in contact with the panel end receiving member 100.
  • the through-hole 240 is provided to penetrate the bolt B, and is provided in plural along the longitudinal direction of the edge portion 210.
  • the spacing of the through holes 240 is provided to have the same spacing as the spacing of the through holes 130 of the panel end accommodating member 100.
  • the first pressing arm 220 and the second pressing arm 230 are for compressing the outer surfaces of the ends of the first panel P1 and the second panel P2, respectively, and the first panel P1 and the second panel ( P2) is bent at a 45° angle from the corner portion 210 to be horizontal.
  • the ends of the first panel P1 and the ends of the second panel P2 accommodated therebetween are respectively first push arms. (220) and the slopes (110-1, 110-2) of the first concave portion (110), the second pressing arm (230) and the slopes (120-1, 120-2) of the second concave portion (120) It is accommodated and fixed in a compressed form.
  • FIG. 18 illustrates an assembled state of a demolded formwork-integrated pre-assembled pillar to which the demolded formwork of the present invention is applied.
  • the panel end receiving member 100 and the panel pressing member 200 are provided in a form segmented into a predetermined length in accordance with the height of the formwork M (that is, the length of the pillar).
  • the panel end accommodating member 100 is preferably disposed continuously in accordance with the height of the formwork (M) in order to prevent the outflow of the concrete (C).
  • the panel pressing member 200 may be combined with the panel end receiving member 100 in a form that the band (B) is fastened for the binding of the band (B) is empty.
  • FIG. 16 is a perspective view of a panel end receiving member according to another embodiment of the present invention.
  • the panel end accommodating member 100' has a rectangular cross section to fit the cross section of the through pin 310.
  • the branch has a through hole 130'.
  • the panel pressing member 200' has a through hole 240' having a rectangular cross section to fit the cross-sectional shape of the through pin 310.
  • the through pin 310 is a configuration corresponding to the bolt B described above, and the wedge pin 320 is a configuration corresponding to the nut N.
  • the wedge pin 320 is inserted into the fixing slit 311 provided at the end of the through pin 310 to close the panel pressing member 200' and the panel end receiving member 100'.
  • the wedge pin 320 has a trapezoidal shape, and it is preferable that the trapezoidal slope has a sawtooth shape in order to prevent the fixing slit 311 from falling out.
  • the panel end accommodating member 100 ′′ is a form in which a through pin 310 ′ is welded to a place of the through hole 130 ′.
  • the wedge pin 320 is inserted into the fixing slit 311 provided at the end of the through pin 310 to close the panel pressing member 200' and the panel end receiving member 100''.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

La présente invention concerne une bande permettant de fixer des surfaces de panneau d'une forme amovible disposée au niveau d'une colonne préfabriquée, la bande comprenant : une pluralité de premiers éléments de retenue de panneau, dont chacun est formé par soudage de tiges d'acier ayant des sections transversales rectangulaires sous forme d'une lettre "L" et est disposé à chaque coin en contact avec chaque surface du panneau d'une forme pour fixer la surface du panneau ; un second élément de retenue de panneau pour relier les premiers éléments de retenue de panneau l'un à l'autre, qui sont disposés au niveau d'un coin et d'un autre coin adjacent, respectivement ; et un premier élément de couplage pour coupler le premier élément de retenue de panneau au second élément de retenue de panneau.
PCT/KR2019/018074 2019-01-07 2019-12-19 Bande de fixation d'une forme amovible pour colonne préfabriquée WO2020145542A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0001590 2019-01-07
KR1020190001590A KR102001499B1 (ko) 2019-01-07 2019-01-07 선조립 기둥용 탈형 거푸집 고정 밴드

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WO2020145542A1 true WO2020145542A1 (fr) 2020-07-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112922328A (zh) * 2021-01-28 2021-06-08 浙江至方建设有限公司 一种柱模板的加固装置及其加固方法

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Publication number Priority date Publication date Assignee Title
KR102001499B1 (ko) * 2019-01-07 2019-10-01 (주)씨지스플랜 선조립 기둥용 탈형 거푸집 고정 밴드
KR102286167B1 (ko) * 2020-12-17 2021-08-05 (주)씨지스플랜 밴드 일체형 대형 선조립 기둥
CN113073842A (zh) * 2021-04-09 2021-07-06 中国建筑第四工程局有限公司 一种大截面混凝土柱的支模方法及所用装置

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JPS6023554U (ja) * 1983-07-26 1985-02-18 出原　隆男 型枠補持具
JPH076347Y2 (ja) * 1990-07-27 1995-02-15 良司 渡辺 型枠の枠締装置
KR100662815B1 (ko) * 2004-08-30 2006-12-28 서보가설산업 주식회사 콘크리트 수직 구조물용 기둥폼
KR101759197B1 (ko) * 2017-02-22 2017-07-18 (주)씨지스플랜 선조립 기둥을 위한 탈형 거푸집 및 탈형 거푸집 일체형 선조립 기둥 구조체
KR102001499B1 (ko) * 2019-01-07 2019-10-01 (주)씨지스플랜 선조립 기둥용 탈형 거푸집 고정 밴드

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KR101490748B1 (ko) 2013-07-04 2015-02-06 (주)센벡스 골데크거푸집 일체형 선조립 기둥
KR101552176B1 (ko) 2014-12-10 2015-09-11 주식회사 액트파트너 분리형 거푸집이 선조립된 기둥구조체

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Publication number Priority date Publication date Assignee Title
JPS6023554U (ja) * 1983-07-26 1985-02-18 出原　隆男 型枠補持具
JPH076347Y2 (ja) * 1990-07-27 1995-02-15 良司 渡辺 型枠の枠締装置
KR100662815B1 (ko) * 2004-08-30 2006-12-28 서보가설산업 주식회사 콘크리트 수직 구조물용 기둥폼
KR101759197B1 (ko) * 2017-02-22 2017-07-18 (주)씨지스플랜 선조립 기둥을 위한 탈형 거푸집 및 탈형 거푸집 일체형 선조립 기둥 구조체
KR102001499B1 (ko) * 2019-01-07 2019-10-01 (주)씨지스플랜 선조립 기둥용 탈형 거푸집 고정 밴드

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112922328A (zh) * 2021-01-28 2021-06-08 浙江至方建设有限公司 一种柱模板的加固装置及其加固方法

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