KR101763033B1 - form for composite beam - Google Patents

form for composite beam Download PDF

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Publication number
KR101763033B1
KR101763033B1 KR1020150152183A KR20150152183A KR101763033B1 KR 101763033 B1 KR101763033 B1 KR 101763033B1 KR 1020150152183 A KR1020150152183 A KR 1020150152183A KR 20150152183 A KR20150152183 A KR 20150152183A KR 101763033 B1 KR101763033 B1 KR 101763033B1
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KR
South Korea
Prior art keywords
outer housing
housing portion
reinforcing
coupled
concrete
Prior art date
Application number
KR1020150152183A
Other languages
Korean (ko)
Other versions
KR20170050532A (en
Inventor
이재수
Original Assignee
주식회사 충전공영개발
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Application filed by 주식회사 충전공영개발 filed Critical 주식회사 충전공영개발
Priority to KR1020150152183A priority Critical patent/KR101763033B1/en
Publication of KR20170050532A publication Critical patent/KR20170050532A/en
Application granted granted Critical
Publication of KR101763033B1 publication Critical patent/KR101763033B1/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
    • E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
    • E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
    • 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
    • E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties

Abstract

According to one embodiment of the present invention, the outer housing part can be held or removed according to design specifications and the like, thereby improving the design freedom of the composite beam.

Description

Composite beam form

The present invention relates to a composite formwork.

In general, I-beam steel is widely used to support slabs that are the floor or ceiling of each floor of a building.

That is, as shown in Fig. 1, the I-beam 12 and the slab 11 constitute a slab structure 10.

The height H of each slab structure 10 is the sum of the height H1 of the I-beam 12 and the height H of the slab structure 10, And the height H2 of the slab 11 is added. As the height H of the slab structure 10 is reduced, the height of each layer can be reduced.

Therefore, even if a building having the same number of floors is used, the smaller the height H of the slab structure 10 is, the smaller the floor height is, and the construction cost is reduced.

However, if the height H1 of the I-beam 12 or the height H2 of the slab 11 is reduced to reduce the height H of the slab structure 10, the bearing or bending resistance of the slab structure 10 is weak There is a problem that the safety of the structure is adversely affected.

If the size of the I-beam 12 is reduced in order to reduce the height H of the slab structure 10, the cross-sectional area of the I-beam 12 in this case also decreases. Therefore, the compressive and bending stresses acting in the longitudinal direction There is a problem in that it is vulnerable to.

Meanwhile, as an example of a technique for solving these problems, Korean Patent Registration No. 10-0761786 discloses a concrete composite steel beam that reduces the thickness of a steel frame by integrally forming a steel frame and a concrete member having an I- .

However, in the case of the above-mentioned 'concrete composite beam,' the I-shaped steel is provided over the entire length of the beam, so that the construction cost increases and the weight is heavy, which makes handling and construction difficult.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned background, and it is an object of the present invention to increase the freedom of design of a composite beam because the outer housing portion can be maintained or removed according to design specifications and the like.

In addition, since the reinforcement portion is spaced apart in the longitudinal direction of the outer housing portion, it is possible to reduce the construction cost and weight as compared with the structure in which the I-shaped steel is provided over the entire length of the conventional beam, have.

Further, it is an object of the present invention to facilitate the control of the bed height.

The objects of the present invention are not limited thereto, and other objects not mentioned may be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided an elevator comprising: an outer housing part having an upper opening and filled with concrete; A mounting angle portion provided on both inner sides of the outer housing portion and having an upper end bent or extended outward or inward so as to mount the deck; And a reinforcing portion which is spaced apart from the outer housing portion by a predetermined distance in the longitudinal direction of the outer housing portion and in which a plurality of reinforcing bars are supported and joined to complement the rigidity of the concrete.

According to an embodiment of the present invention, the outer housing portion can be held or removed according to design specifications and the like, and the design freedom of the composite beam can be improved.

In addition, since the reinforcement portion is spaced apart from the outer housing portion in the longitudinal direction, it is possible to reduce the construction cost and weight as compared with the structure in which the I-shaped steel is provided over the entire length of the conventional beam, and the handling and the workability can be improved.

In addition, there is an effect that adjustment of the bed height is facilitated.

1 is a view showing a conventional slab structure comprising an I-beam and a slab.
2 is a perspective view of a composite formwork according to an embodiment of the present invention.
3 is a sectional view taken along the line AA in Fig.
Fig. 4 is an enlarged perspective view of part of Fig. 2. Fig.
5 is a sectional view taken along the line BB in Fig.
Fig. 6 is an enlarged perspective view of part of Fig. 2. Fig.
7 is a perspective view showing an example of the reinforcing portion of Fig.

Hereinafter, some embodiments of the present invention will be described in detail with reference to exemplary drawings. It should be noted that, in adding reference numerals to the constituent elements of the drawings, the same constituent elements are denoted by the same reference numerals whenever possible, even if they are shown in different drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

In describing the components of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected to or connected to the other component, It should be understood that an element may be "connected," "coupled," or "connected."

2 is a perspective view of a composite formwork according to an embodiment of the present invention. 3 is a cross-sectional view taken along the line A-A in Fig. Fig. 4 is an enlarged perspective view of part of Fig. 2. Fig. 5 is a cross-sectional view taken along the line B-B in Fig. Fig. 6 is an enlarged perspective view of part of Fig. 2. Fig. 7 is a perspective view showing an example of the reinforcing portion of Fig.

As shown in these figures, the composite formwork 200 according to an embodiment of the present invention includes: an outer housing part 201 having an upper portion opened and filled with concrete; A mounting angle portion 203 provided on both sides of the inner housing portion 201 and having the upper end portion 209 bent or extended outward or inward to receive the deck 301; And a reinforcing part 205 spaced apart from the outer housing part 201 by a predetermined distance in the longitudinal direction of the outer housing part 201 and reinforcing the rigidity of the concrete by supporting and reinforcing a plurality of reinforcing bars, .

The outer housing part 201 is provided as a three-dimensional structure in the form of a box with an open top. The outer housing part 201 is filled with concrete.

The outer housing part 201 is formed by bending a steel plate, and the outer housing part 201 performs a molding function to fill the concrete inside.

A connecting flange portion 207 is formed on the outer circumferential surface of the outer housing portion 201 at a predetermined interval. The connecting flange portion 207 is provided with a beam (not shown) in a direction perpendicular to the longitudinal direction of the outer housing portion 201 501) are combined.

The mounting angle portion 203 is provided on both inner sides of the outer housing portion 201 to mount the deck 301. The mounting angle portion 203 is formed by bending and extending the upper portion 209 outwardly or inwardly do.

The upper end portion 209 of the fixing angle portion 203 is bent or extended outward or inward so that the deck 301 can be stably mounted on the mounting angle portion 203.

Of course, in the drawings, the upper end portion 209 of the mounting angle portion 203 is shown bent outward.

Meanwhile, the stationary angle portion 203 may be integrally coupled to the outer housing portion 201, or may be detachably coupled to the stationary member 211.

For example, the mounting angle portion 203 may be integrally coupled to the outer housing portion 201 through welding, and may be fixed to the outer housing portion 201 and the outer housing portion 201 by a fixing member 211 passing through the outer housing portion 201. [ Can be combined.

Of course, when the fixing angle portion 203 and the outer housing portion 201 are coupled by the fixing member 211, the outer housing portion 201 is separated from the mounting angle portion 203 when the fixing member 211 is removed .

Therefore, when the outer housing part 201 and the mounting angle part 203 are integrally coupled, the outer housing 201 itself forms a composite beam together with the concrete, so that the flexural rigidity of the concrete is further reinforced. And the outer housing part 201 may be removed according to the on-site conditions.

When the mounting angle part 203 is detachably coupled to the outer housing part 201, the mounting angle part 203 is formed on the inner side surface of the frame part (not shown) 213).

For example, the frame portion 213 may be provided as a hollow tube, and may be fixedly coupled to the inner surface of the mounting angle portion 203 by welding or the like.

The frame portion 213 can also function to increase the bending rigidity of the concrete filled in the outer housing portion 201 in addition to the function of fixing the end portion of the fixing member 211 to be fixed.

The reinforcing portion 205 is spaced apart from the outer housing portion 201 by a predetermined distance in the longitudinal direction of the outer housing portion 201. The reinforcing portion 205 supports a plurality of reinforcing bars, The rigidity of the concrete filled in the housing part 201 is compensated.

An example of the structure of the reinforcing portion 205 will be described in more detail. The reinforcing portion 205 includes a bottom plate portion 215 supported on a bottom surface of the outer housing portion 201; And an extending plate portion 217 spaced apart from the upper surface of the bottom plate portion 215 and extending upward.

The bottom plate portion 215 is supported on the bottom surface of the outer housing portion 201. The bottom plate portion 215 is provided in the shape of a flat plate and the width of the bottom plate portion 215 is equal to the inner width of the outer housing portion 201 As shown in FIG.

The elongated plate portion 217 is spaced apart from the upper surface of the bottom plate portion 215 by a predetermined distance and protrudes upwardly. That is, the elongated plate portion 217 has an elongated plate portion 217 formed on one side of the upper surface of the bottom plate portion 215, A predetermined space is formed between the extension plate portions 217.

In the space between the extension plate portions 217, a reinforcing bar 303 is disposed in the width direction and a reinforcing bar 305 is placed in the longitudinal direction of the outer housing portion 201.

Both ends of the reinforcing bar 303 can be welded and fixed to the inner surface of the extension plate 217. The reinforcing bars 303 support the pressure exerted by the extension plate 217 in the inward direction.

The reinforcing bars 305 may be welded to and fixed to the reinforcing bars 303, and the reinforcing bars 305 may also function to enhance the bending rigidity of the concrete.

The extension plate portion 217 may include a protrusion extension portion 221 that is bent and extended inward at the upper end portion to support the reinforcing bar 219 placed on the upper portion and disperse the bending stress.

The reinforcing bars 219 may be formed by bending the reinforcing bars 219 downward at both ends of the reinforcing bars 219. The bent ends of the reinforcing bars 219 may be fixedly coupled to the frame portions 213, And can be supported on the support member 213.

Of course, the reinforcing bar 219 also functions to support the reinforcing bars 223 placed in the longitudinal direction of the outer housing part 201 from the upper part of the reinforcing part 205 to be supported.

By adjusting the lengths of the bent ends of the reinforcing bars 219 and the height of the fixing angle portion 203, the height of the slab placed on the composite can be adjusted.

The extension plate portion 217 may include a wing portion 701 protruding from the outer surface of the outer housing portion 201. The wing portion 701 is coupled to or supported by the inner surface of the outer housing portion 201, ) Can be fixed in position in the outer housing part (201).

The composite formwork 200 according to an embodiment of the present invention includes a plurality of reinforcing bars.

In addition to the above-described reinforcing bars 219, 223, 303 and 305, reinforcing bars 307 upwardly installed on both inner sides of the inner housing portion 201, extending plate portions 217 of reinforcing portions 205, A reinforcing bar 309 disposed between the reinforcing bars 307 in the longitudinal direction of the outer housing portion 201, and the like.

As described above, according to an embodiment of the present invention, a plurality of reinforcing bars are provided in various directions, so that the flexural rigidity of the concrete in the outer housing part 201 is complemented.

As described above, according to the embodiment of the present invention, it is possible to maintain or remove the outer housing part according to design specifications and the like, so that the design freedom of the composite beam can be improved.

In addition, since the reinforcement portion is spaced apart from the outer housing portion in the longitudinal direction, it is possible to reduce the construction cost and weight as compared with the structure in which the I-shaped steel is provided over the entire length of the conventional beam, and the handling and the workability can be improved.

In addition, there is an effect that adjustment of the bed height is facilitated.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments. That is, within the scope of the present invention, all of the components may be selectively coupled to one or more of them.

It is also to be understood that the terms such as " comprises, "" comprising," or "having ", as used herein, mean that a component can be implanted unless specifically stated to the contrary. But should be construed as including other elements. All terms, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. Commonly used terms, such as predefined terms, should be interpreted to be consistent with the contextual meanings of the related art, and are not to be construed as ideal or overly formal, unless expressly defined to the contrary.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

200: Composite work form 201: Outer housing part
203: stationary angle portion 205: reinforced portion
207: connection flange portion 209: upper end portion
211: fixing member 213: frame member
215: bottom plate portion 217:
219: reinforcing bar 221: protruding extension part
223: Rebar 301: Deck
303: Rebar 305: Rebar
307: Rebar 309: Rebar
501: beam 701: wing portion

Claims (5)

An outer housing part in which an upper part is opened, concrete is filled in the inner part, and a connecting flange part is formed at a predetermined interval on the outer circumferential surface so that a beam in a direction perpendicular to the longitudinal direction is coupled;
A mounting angle portion provided on both sides of the inner housing portion, wherein the mounting angle portion is bent or extended outward or inward to allow the deck to be mounted; And
And a reinforcing portion which is spaced apart from the outer housing portion by a predetermined distance in the longitudinal direction of the outer housing portion and which supports and reinforces the rigidity of the concrete,
The reinforcing portion
A bottom plate supported on a bottom surface of the outer housing part;
An extension plate spaced apart from the upper surface of the bottom plate by a predetermined distance and extending upward; And
A wing portion protruding from an outer surface of the extension plate portion and coupled to or supported by an inner surface of the outer housing portion;
Wherein the composite formwork is formed of a synthetic resin. The method according to claim 1,
Wherein the fixing angle portion is integrally coupled to the outer housing portion or is detachably coupled by a fixing member. 3. The method of claim 2,
When the mounting angle portion is detachably coupled to the outer housing portion,
Wherein the fixing angle portion includes a frame portion which is provided on an inner side surface of the fixing angle portion and is fixed to an end portion of the fixing member. delete The method according to claim 1,
Wherein the elongated plate portion includes a protruding extension portion that is bent and extended inward at an upper end portion to support a reinforcing bar placed on the upper portion and disperse the bending stress.
KR1020150152183A 2015-10-30 2015-10-30 form for composite beam KR101763033B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150152183A KR101763033B1 (en) 2015-10-30 2015-10-30 form for composite beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150152183A KR101763033B1 (en) 2015-10-30 2015-10-30 form for composite beam

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KR20170050532A KR20170050532A (en) 2017-05-11
KR101763033B1 true KR101763033B1 (en) 2017-07-31

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102193713B1 (en) * 2019-03-07 2020-12-21 주식회사 대흥미래기술 Non-disband Mold assembly for fabricating the girder
KR102354804B1 (en) * 2019-10-30 2022-01-25 이신호 Concrete frame and reinforced steel net integrated beam structure
KR102355916B1 (en) * 2021-04-28 2022-02-08 주식회사 최선트레이 Reinforced cover for cable tray sleeve

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100949828B1 (en) * 2009-06-02 2010-03-29 주식회사 포스에이씨 종합감리 건축사사무소 Steel beam and hybrid beam of steel concrete for slim floor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100949828B1 (en) * 2009-06-02 2010-03-29 주식회사 포스에이씨 종합감리 건축사사무소 Steel beam and hybrid beam of steel concrete for slim floor

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