KR101702491B1 - Composite form for construction - Google Patents

Composite form for construction Download PDF

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Publication number
KR101702491B1
KR101702491B1 KR1020150162385A KR20150162385A KR101702491B1 KR 101702491 B1 KR101702491 B1 KR 101702491B1 KR 1020150162385 A KR1020150162385 A KR 1020150162385A KR 20150162385 A KR20150162385 A KR 20150162385A KR 101702491 B1 KR101702491 B1 KR 101702491B1
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KR
South Korea
Prior art keywords
frp
coupled
upper plate
reinforcing
main body
Prior art date
Application number
KR1020150162385A
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Korean (ko)
Inventor
정대기
김대영
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(주)대우건설
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Publication date
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Priority to KR1020150162385A priority Critical patent/KR101702491B1/en
Application granted granted Critical
Publication of KR101702491B1 publication Critical patent/KR101702491B1/en

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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
    • E04G9/00—Forming or shuttering elements for general use
    • E04G9/02—Forming boards or similar 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
    • E04G9/00—Forming or shuttering elements for general use
    • E04G9/10—Forming or shuttering elements for general use with additional peculiarities such as surface shaping, insulating or heating, permeability to water or air
    • 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
    • E04G9/00—Forming or shuttering elements for general use
    • E04G9/02—Forming boards or similar elements
    • E04G2009/028—Forming boards or similar elements with reinforcing ribs on the underside

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

According to the present invention, a composite form of a construction structure comprises: an FRP main body (100) including an FRP upper plate unit (110), an FRP mounting unit (140) mounted on a lower surface of an end of a left and a right side of the FRP upper plate unit (110) in a front and a rear direction, and FRP reinforcing units (120) formed on an inner side of the FRP mounting unit (140), mounted on a lower surface of the FRP upper plate unit (110), and separated from each other in a left and a right direction; a side member (200) mounted on the FRP mounting unit (140) to be exposed to a left and a right side made of a metallic material; and a front and a rear member (300) mounted on the ends of a plurality of reinforcing units (120) to be exposed to a front and a rear side made of the metallic material. The composite form for a construction structure is able to be used to facilitate installation and demolition of a form of a structure. Also, since the composite form is lightweight, the composite form is able to be moved by a small equipment or manpower. Since durability does not degrade even if used several times due to excellent stiffness; maintenance and repair costs are able to be reduced. Moreover, since material stiffness is excellent, deformation and damage are very rarely caused by an impact.

Description

[0001] COMPOSITE FORM FOR CONSTRUCTION [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the field of construction technology, and more particularly, to a foam for a formwork of a construction structure.

In general, Euroform is used as a form for formwork of a construction structure, in which a plywood is combined with a steel frame.

However, Eurofoam is heavy and has a problem of damaging the plywood after a certain period of use.

In addition, since Eurofoam is heavy in weight, it is necessary to use equipment during transportation and installation or to attract a lot of manpower, and noise occurs during installation and disassembly.

In addition, there is a problem that the plywood is liable to be damaged by an external impact, and the steel frame is deformed, making it difficult to reuse.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to facilitate the installation and demolition of a formwork of a construction structure by using a high-rigidity and low-weight synthetic foam.

Also, because of the use of synthetic foam with low weight and high rigidity, it is possible to carry synthetic foam with small equipment or small force, and it is not easily damaged by impact and deformation.

The synthetic foam of the present invention has excellent durability and thus can reduce the maintenance cost.

The FRP coupling part 140 is coupled to the lower ends of the left and right ends of the FRP upper plate 110 in the forward and backward directions. A FRP main body 100 having a FRP reinforcing portion 120 coupled to the lower surface of the FRP upper plate 110 at left and right mutually spaced intervals; A lateral member 200 coupled to the FRP coupling part 140 to form an outermost edge reinforcement part, and formed of a metal material; And a front and rear member (300) joined to the ends of the plurality of FRP reinforcement parts (120) so as to be exposed to the front and rear sides and formed of a metal material.

The front and rear member (300) includes front and rear plate parts (310) exposed front and rear; And a plurality of engaging portions 320 protruding inwardly of the front and rear plate portions 310 to be coupled to the end side portions of the plurality of FRP reinforcing portions 120 by an adhesive or a bolt.

The FRP reinforcing portion 120 and the FRP reinforcing portion 120 so as to fit between the FRP reinforcing portion 120 and the FRP reinforcing portion 120, (330).

The upper surface of the reinforcing portion 330 may contact the lower surface of the FRP upper plate 110.

It is preferable that an FRP expansion part 130 for improving the torsional rigidity of the FRP main body 100 is formed on the lower surface of the FRP reinforcement part 120.

A stepped portion 150 is formed between the side edge of the FRP main body 100 and the FRP coupling portion 140. The outer surface of the side member 200 and the side edge surface of the FRP main body 100 are planar The side member 200 is coupled to the outside of the FRP coupling part 140 by bolts or adhesives.

A bending connection portion 141 is formed at a lower end of the FRP coupling portion 140 so as to be bent outwardly of the FRP main body 100. A bending connection portion 141 is formed at an inner side of the step portion 150, And the protruding portion 210 is formed in the lateral member 200 inwardly of the lateral member 200 so as to be fitted to the outside of the FRP coupling portion 140 corresponding to the depression 160. [ And the protruding portion 210 and the FRP coupling portion 140 are coupled by a bolt connection or an adhesive.

The FRP coupling part 140 is formed at the height of the FRP reinforcing part 120 and has an outer groove 142 formed on an outer surface of the FRP coupling part 140. The side member 200 is inserted into the outer groove portion 141 so that the side member 200 and the FRP coupling portion 140 are inserted into the FRP coupling portion 140. [ (140) is preferably bolted or bonded with an adhesive.

The FRP coupling part 140 is formed at a height of the FRP reinforcing part 120. The FRP coupling part 140 has an outer side groove 141 formed on an outer side of the FRP coupling part 140, And an inner member 400 formed of a metal material may be coupled to the side surface and coupled with a bolt or an adhesive.

The side member 200 and the front and rear members 300 are preferably made of aluminum.

The inner member 400 is preferably aluminum.

The use of the composite foam for the formwork of the present invention makes it possible to carry and move with small equipment and manpower because of its light weight.

Also, it is easy to install and demolish the formwork of the construction structure because it is a synthetic form for formwork with high rigidity and low weight.

Since the synthetic foam of the present invention is excellent in rigidity, its durability does not deteriorate even when used many times.

Since the synthetic foam of the present invention has excellent material rigidity, deformation and breakage due to impact are hardly generated, and the maintenance cost can be reduced.

Fig. 1 is a cross-
2 is a perspective view of a composite foam according to one embodiment of the present invention.
3 is a perspective view of a synthetic foam according to a first embodiment of the present invention.
4 is a sectional view of the FRP body according to the first embodiment of the present invention.
5 is a perspective view of the FRP main body according to the first embodiment of the present invention.
6 is an assembled cross-sectional view of the FRP main body and the side members according to the first embodiment of the present invention
FIG. 7 is a perspective view showing an assembled FRP body and a side member according to a first embodiment of the present invention; FIG.
8 is a plan view of a front and rear member according to an embodiment of the present invention;
9 is a side view of the front and rear members according to one embodiment of the present invention.
10 is a perspective view of a front and rear member according to an embodiment of the present invention;
11 is a sectional view of a FRP body according to a second embodiment of the present invention.
12 is a perspective view of a FRP main body according to a second embodiment of the present invention.
13 is a lateral member perspective view according to a second embodiment of the present invention;
14 is an assembled sectional view of a FRP main body and a side member according to a second embodiment of the present invention.
15 is a perspective view showing an assembled FRP body and a side member according to a second embodiment of the present invention;
16 is a sectional view of the FRP body according to the third embodiment of the present invention.
17 is a perspective view of a FRP main body according to a third embodiment of the present invention.
18 is an assembled sectional view of a FRP main body and a side member according to a third embodiment of the present invention.
FIG. 19 is a perspective view showing an assembled FRP body and a side member according to a third embodiment of the present invention; FIG.
20 is an assembled sectional view of a FRP main body and an inner member according to a fourth embodiment of the present invention.
FIG. 21 is a perspective view showing an assembled FRP body and an inner member according to a fourth embodiment of the present invention; FIG.
FIG. 22 is an assembled cross-sectional view of a FRP main body and an inner member having engagement surfaces of inclined surfaces according to a fourth embodiment of the present invention; FIG.
23 is an assembled perspective view of the FRP main body and the inner member having the engagement surfaces of the inclined surfaces according to the fourth embodiment of the present invention.
FIG. 24 to FIG. 28 are joint sectional views of a FRP main body and a side member according to an embodiment of the present invention; FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring now to the drawings, wherein like reference numerals designate identical or corresponding elements throughout the several views, A duplicate description will be omitted.

It is also to be understood that the terms first, second, etc. used hereinafter are merely reference numerals for distinguishing between identical or corresponding components, and the same or corresponding components are defined by terms such as first, second, no.

In addition, the term " coupled " is used not only in the case of direct physical contact between the respective constituent elements in the contact relation between the constituent elements, but also means that other constituent elements are interposed between the constituent elements, Use them as a concept to cover each contact.

The longitudinal direction is defined with reference to the direction shown in Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a synthetic foam for a molding of a construction structure according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

The composite foam for a construction structure according to the present invention includes an FRP upper plate 110, a FRP coupling part 140 coupled to the lower ends of the left and right ends of the FRP upper plate 110 in the front-rear direction, A FRP main body 100 having a FRP reinforcing part 120 coupled to the lower surface of the FRP upper plate part 110 with a gap therebetween in the right and left direction; A side member 200 coupled to the FRP coupling part 140 so as to be exposed to the left and right sides and formed of a metal material; And front and rear members 300 joined to the ends of the plurality of FRP reinforcing parts 120 so as to be exposed to the front and rear sides, and formed of a metal material.

In this case, the composite foam is formed of FRP, and since the front, rear, left and right side portions of the synthetic foam are formed of a metal material, they are light in weight and excellent in rigidity.

Further, the FRP main body of the present invention generates little noise due to an external impact and has a low thermal conductivity, thereby inducing curing of the concrete stably.

In addition, since a plurality of FRP reinforcement portions are formed on the lower surface of the FRP main body, the rigidity against thermal deformation, buckling and twisting is excellent, and resistance performance against external impact and load is excellent.

The lateral members and front and rear members of the FRP composite foam according to the present invention are formed with bonding holes for bonding a plurality of FRP composite foams.

The front and rear members (300) include front and rear plate portions (310) exposed in front and rear directions; And a plurality of engaging portions 320 protruding inwardly of the front and rear plate portions 310 to be coupled to the end side portions of the plurality of FRP reinforcing portions 120 by an adhesive material or a bolt.

In this case, since the front and rear members are respectively coupled to the side portions of the end portions of the plurality of FRP reinforcing portions by bolts or adhesives, the front and rear members are easy to assemble and have excellent bonding force.

The reinforcing portion 330 protruding from the upper portion of the inner side surface of the front and rear plate portions 310 so as to be sandwiched between the adjacent portions of the FRP reinforcing portion 120 and between the FRP engaging portion 140 and the FRP reinforcing portion 120, .

In this case, since the front and rear members are provided with the reinforcing portion together with the engaging portions, the engaging force is excellent.

The upper surface of the reinforcing portion 330 preferably contacts the lower surface of the FRP upper plate 110.

In this case, since the front and rear members are provided so that the reinforcing portion is in contact with the lower surface of the FRP upper plate 110, it is more stably coupled to the FRP main body.

It is preferable that the FRP reinforcement portion 120 has a FRP extension 130 for improving the torsional rigidity of the FRP main body 100.

In this case, since the FRP extension part 130 is formed on the lower surface of the FRP reinforcing part of the FRP main body so as to protrude in the left and right directions, the torsional rigidity and the flexural rigidity of the FRP main body are improved.

A step portion 150 is formed between the side edge of the FRP main body 100 and the FRP engaging portion 140. The outer surface of the side member 200 and the side edge surface of the FRP main body 100 are provided with side members (200) is preferably coupled to the FRP coupling part (140) by a bolt connection or an adhesive.

In this case, the side members are provided so as to be fitted to the stepped portions and are joined by bolts or adhesives, so that the side members are excellent in bonding force.

In addition, since the stepped portion of the FRP main body 100 and the thickness of the side member 200 are made to correspond to each other, the side surface of the FRP main body 100 and the outer surface of the side member form a plane after coupling.

The bending connection portion 141 is formed at a lower end of the FRP coupling portion 140 so as to bend outwardly of the FRP main body 100. The bending connection portion 141 forms a depression 160 at the inside of the step portion 150, A protrusion 210 is formed in the side member 200 so as to fit into the depression 160 in a corresponding manner and the protrusion 210 and the FRP coupling unit 140 are connected to each other by a bolt It is preferable that they are bonded or bonded by an adhesive.

In this case, since the protrusion of the side member is coupled with the recessed portion formed by the bending connection portion formed in the FRP coupling portion, the stable coupling structure can be formed.

Further, the tapered shape of the bending connection portion facilitates the connection with the side member, and the side member and the FRP coupling portion after the coupling are not easily separated.

The FRP coupling portion 140 is formed at the height of the FRP reinforcing portion 120 and includes an outer groove portion 142 formed on the outer surface of the FRP coupling portion 140; The side member 200 is inserted into the outer groove portion 141 so that the side member 200 and the FRP coupling portion 140 are connected to each other by a bolt Or bonded with an adhesive.

In this case, since the side member is provided so as to fit in the outer groove portion of the FRP coupling portion, the coupling process is easy.

Further, since the side member of the metal member is coupled to the outer side surface, the lateral rigidity of the folding foam can be improved.

The FRP coupling portion 140 is formed at a height of the FRP reinforcing portion 120. The FRP coupling portion 140 has an outer side groove 141 formed on an outer side surface thereof and an inner side surface of the FRP coupling portion 140 is formed with a metal material The inner member 400 may be coupled with the bolt or the adhesive.

In this case, the inner member is coupled to the inside of the FRP coupling portion to improve lateral rigidity of the folding foam.

The side member 200 and the front and rear member 300 are preferably made of aluminum.

In this case, since the aluminum material having a high strength and a low weight is used among the metal materials, the weight of the false foam can be reduced.

The inner member 400 is preferably aluminum.

In this case, since lightweight and rigid aluminum is used, it is possible to produce a low-weight, high-rigidity, raised foam.

In the embodiment of the present invention, the coupling surfaces of the FRP coupling portion 140 and the side members and the coupling surfaces of the FRP coupling portion 140 and the inner member may be formed as inclined surfaces along the vertical direction.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined in the appended claims. It is to be understood that both the technical idea and the technical spirit of the invention are included in the scope of the present invention.

100: FRP main body 110: FRP top plate
120: FRP reinforcement part 130: FRP extension part
140: FRP coupling part 141: bending connection part
142: outer groove portion 143: inner groove portion
150: step portion 160: depression
200: side member 210:
220: bending reinforcement 300: front and rear members
310: front and rear plate portions 320:
330 reinforcement member 400 inner member

Claims (11)

Synthetic foams used as formwork for construction structures,
The FRP upper plate 110,
An FRP coupling portion 140 coupled to the lower ends of the left and right ends of the FRP upper plate 110 in the front-rear direction,
A FRP main body 100 formed on the inner side of the FRP coupling part 140 and having a FRP reinforcing part 120 coupled to the lower surface of the FRP upper plate part 110 with a gap therebetween in the right and left direction;
A lateral member 200 coupled to the FRP coupling part 140 to form an outermost edge reinforcement part, and formed of a metal material; And
And a front and rear member (300) joined to the ends of the plurality of FRP reinforcing parts (120) so as to be exposed to the front and rear sides and formed of a metal material,
A stepped portion 150 is formed between the side edge of the FRP main body 100 and the FRP coupling portion 140,
The side member 200 is coupled to the outside of the FRP coupling part 140 by bolts or adhesives so that the outer surface of the side member 200 and the side edge surfaces of the FRP main body 100 form a plane,
A bending connection portion 141 formed to bend outwardly of the FRP main body 100 is formed at a lower end of the FRP coupling portion 140,
A depression 160 is formed on the inner side of the stepped portion 150 by the bending connection portion 141,
The side member 200 is formed with a protrusion 210 inward of the side member 200 to be fitted to the outside of the FRP coupling part 140 corresponding to the depression 160,
Wherein the protruding portion 210 and the FRP coupling portion 140 are coupled by bolts or adhesives.
The method according to claim 1,
The front and rear members (300)
Front and rear plate portions 310 exposed in front and rear; And
And a plurality of engaging portions (320) protruding inwardly of the front and rear plate portions (310) so as to be coupled to end side portions of the plurality of FRP reinforcing portions (120) by adhesive or bolts Synthetic Foam for Formwork.
3. The method of claim 2,
The FRP reinforcing portion 120 and the FRP reinforcing portion 120 so as to fit between the FRP reinforcing portion 120 and the FRP reinforcing portion 120, (330) extending between the first and second ends of the composite foam.
The method of claim 3,
The reinforcing portion 330
And the upper surface of the FRP upper plate part (110) is in contact with the lower surface of the FRP upper plate part (110).
The method according to claim 1,
Wherein an FRP expansion part (130) for improving the torsional rigidity of the FRP main body (100) is formed on the lower surface of the FRP reinforcing part (120).
delete delete Synthetic foams used as formwork for construction structures,
The FRP upper plate 110,
An FRP coupling portion 140 coupled to the lower ends of the left and right ends of the FRP upper plate 110 in the front-rear direction,
A FRP main body 100 formed on the inner side of the FRP coupling part 140 and having a FRP reinforcing part 120 coupled to the lower surface of the FRP upper plate part 110 with a gap therebetween in the right and left direction;
A lateral member 200 coupled to the FRP coupling part 140 to form an outermost edge reinforcement part, and formed of a metal material; And
And a front and rear member (300) joined to the ends of the plurality of FRP reinforcing parts (120) so as to be exposed to the front and rear sides and formed of a metal material,
The FRP coupling part 140 is formed at a height of the FRP reinforcing part 120,
An outer groove 142 formed on an outer surface of the FRP coupling part 140;
And an inner groove 143 formed on an inner surface of the FRP coupling part 140,
Wherein the lateral member (200) is inserted into the outer groove portion (142), and the lateral member (200) and the FRP coupling portion (140) are coupled with bolts or adhesives.
Synthetic foams used as formwork for construction structures,
The FRP upper plate 110,
An FRP coupling portion 140 coupled to the lower ends of the left and right ends of the FRP upper plate 110 in the front-rear direction,
A FRP main body 100 formed on the inner side of the FRP coupling part 140 and having a FRP reinforcing part 120 coupled to the lower surface of the FRP upper plate part 110 with a gap therebetween in the right and left direction;
A lateral member 200 coupled to the FRP coupling part 140 to form an outermost edge reinforcement part, and formed of a metal material; And
And a front and rear member (300) joined to the ends of the plurality of FRP reinforcing parts (120) so as to be exposed to the front and rear sides and formed of a metal material,
The FRP coupling part 140 is formed at a height of the FRP reinforcing part 120,
An outer groove 141 is formed on an outer surface of the FRP coupling part 140,
And an inner member (400) formed of a metal material is coupled to the inner side surface of the FRP coupling part (140) and is coupled with a bolt or an adhesive material.
The method according to any one of claims 1 to 5, 8 and 9,
Wherein the lateral member (200) and the front and rear member (300) are aluminum.
10. The method of claim 9,
Wherein the inner member (400) is aluminum.
KR1020150162385A 2015-11-19 2015-11-19 Composite form for construction KR101702491B1 (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR830002675U (en) * 1981-10-16 1983-11-23 Shin Cheol Kim Frame for a prefabricated form
JPH0311037A (en) * 1989-06-08 1991-01-18 Yoshitomi Pharmaceut Ind Ltd Alpha crystal tetrakis(3-(3,5-di-tert.-butyl-4-hydroxyphenyl) propionyloxymethyl)methane having excellent fluidity and production thereof
JP3011037B2 (en) * 1994-12-14 2000-02-21 住友金属工業株式会社 Pot lid removal device
KR200361277Y1 (en) * 2004-06-03 2004-09-07 주식회사동양강철 A sheathing board
KR100905339B1 (en) * 2008-10-20 2009-07-01 유수원 A mold

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR830002675U (en) * 1981-10-16 1983-11-23 Shin Cheol Kim Frame for a prefabricated form
JPH0311037A (en) * 1989-06-08 1991-01-18 Yoshitomi Pharmaceut Ind Ltd Alpha crystal tetrakis(3-(3,5-di-tert.-butyl-4-hydroxyphenyl) propionyloxymethyl)methane having excellent fluidity and production thereof
JP3011037B2 (en) * 1994-12-14 2000-02-21 住友金属工業株式会社 Pot lid removal device
KR200361277Y1 (en) * 2004-06-03 2004-09-07 주식회사동양강철 A sheathing board
KR100905339B1 (en) * 2008-10-20 2009-07-01 유수원 A mold

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