KR101559988B1 - An early stripping slab forms and method for constructing slab using the same - Google Patents

An early stripping slab forms and method for constructing slab using the same Download PDF

Info

Publication number
KR101559988B1
KR101559988B1 KR1020140096784A KR20140096784A KR101559988B1 KR 101559988 B1 KR101559988 B1 KR 101559988B1 KR 1020140096784 A KR1020140096784 A KR 1020140096784A KR 20140096784 A KR20140096784 A KR 20140096784A KR 101559988 B1 KR101559988 B1 KR 101559988B1
Authority
KR
South Korea
Prior art keywords
slab
panel
drop head
support
slab panel
Prior art date
Application number
KR1020140096784A
Other languages
Korean (ko)
Inventor
이범수
Original Assignee
서보산업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 서보산업 주식회사 filed Critical 서보산업 주식회사
Priority to KR1020140096784A priority Critical patent/KR101559988B1/en
Application granted granted Critical
Publication of KR101559988B1 publication Critical patent/KR101559988B1/en

Links

Images

Landscapes

  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

The present invention relates to a slab form system capable of removing a form in an early stage. The purpose of the present invention is to improve reusability of a form and easily and rapidly remove a slab panel. According to the present invention, the slab form system capable of removing a form in an early stage comprises: the slab panel having one or more drop head holes; a drop head supporting a slab from a bottom portion; a flexible support supporting the drop head; and a slab panel supporting means removing the slab panel from the slab. According to the present invention, a slab construction method using the slab form system capable of removing a form in an early stage comprises: a first step of connecting a descending rope to the slab panel; a second step of towing the slab panel; a third step of forming the slab; a fourth step of removing the form by unwinding the descending rope; and a fifth step of disassembling the support.

Description

TECHNICAL FIELD [0001] The present invention relates to a slab formwork system capable of early demolding and a method of constructing slabs using the slab formwork system.

The present invention relates to a slab formwork system, and more particularly, to a slab formwork system which is capable of providing a slab formwork system capable of satisfying a design standard strength of concrete (for example, early curing in which a design reference strength of concrete is expressed by 60% The present invention relates to a slab formwork system and a method of constructing a slab using the slab formwork system.

In order to form a slab of a building, a wall or a column form is formed by using a form so as to form a wall or a column, a slab form is installed at the upper end of the form of the wall or the column form, It is common to construct the slab. At this time, a plurality of supports are installed at a predetermined interval on the lower side of the slab until the concrete is cured so that the slab is bent by the load of the concrete when the concrete is poured, or the slab is prevented from being collapsed.

On the other hand, under the condition of satisfying the design criteria at the time of construction of the slab, the slab form is supported through only a part of the supports and the remaining supports are disassembled and the disassembled supports are reused.

That is, under the condition that the concrete design standard is satisfied, it is possible to support the slab by only a small number of supports without the slab formwork. However, since there is no method of demolding the slab formwork in the state where the support is left in the past, Is used.

To solve such a problem, Patent Document 1 (Korean Patent Registration No. 10-075608) is known.

Patent Document 1 discloses that when a slab concrete having a built-in slab concrete is exposed to a design reference strength of 60% or more, the height-adjustable socket tube which is fitted outside the upper vertical pipe is lowered by a predetermined height, and when the height- And the horizontal member coupled to the slab form support pipe is also lowered, thereby creating a clearance space in which the operation can be performed in the subsequent demolding of the slab form. Then, the horizontal member coupled to the slab form support pipe is disassembled and the slab form is demolded. At this time, only the remaining part of the slab die is separated except for the remaining work plank, and the lower part of the slab supports the upper vertical pipe, so that the slab can satisfy the design standard strength without lowering the strength. The slab is supported by the support means and the formwork board. However, since the lifting and lowering of the slab formwork is performed by the rotation of the socket tube for height adjustment, the work is performed by the worker, so that the work is very troublesome and difficult. There is a problem that a safety accident of the worker occurs.

Korean Patent No. 10-0705608

Disclosure of the Invention The present invention has been made to solve the above problems and it is an object of the present invention to provide a slab panel (hereinafter referred to as " slab panel " The present invention has been made to solve the above problems, and it is an object of the present invention to provide a slab formwork system and a method of constructing a slab using the slab formwork system, which are capable of early demolding which facilitates the work such as demolding of a slab panel.

A slab die system capable of early demolding according to the present invention comprises: a slab panel forming a concrete placement surface and having at least one drop head hole; A drop head coupled to the drop head hole of the slab panel and supporting the concrete poured slab at its bottom; An elastic support having an upper portion connected to the drop head and a lower portion placed on the ground to support the drop head; The slab panel is supported by the support so as to maintain the slab panel at a position where the slab panel is placed and cured, and after the curing of the slab, the slab panel is lowered in a state supporting the slab by the drop head and the support, And slab panel supporting means for demolding the slab from the slab.

The slab panel support means is a sturdy device in which the stiffening rope is connected to the slab panel via the support or drop head to lower the slab panel from the slab by loosening the stiffening rope.

A method of constructing a slab using a slab formwork system capable of early demolding according to the present invention is characterized in that a support having a drop head coupled thereto is installed and installed at a position where the slab is installed, A plurality of unit slab panels are assembled to fabricate a slab panel in which a support is disposed in a drop head hole of the slab panel, and after the stiffening rope of the stiffener mounted on the support is routed through the drop head, A first step of connecting to the first step; A second step of lifting the stiffening rope through the stiffener after the first step to lift the slab panel to the slab placement position; A third step of placing concrete on the slab panel and the drop head installed through the second step to construct a slab; A fourth step of demolding the slab by lowering the slab panel by loosening the stiffening rope by operating the stiffener after the curing of the slab constructed through the third step; And a fifth step of dismounting the drop head from the slab and disassembling the support after demolding the slab panel through the fourth step.

According to the slab formwork system and the slab construction method using the slab panel and the drop head, the slab is formed by placing the slab on the slab panel and the drop head, It is possible to reduce the construction cost by supporting the slab through the head and the support and demoulding and reusing the wide area slab panel, so that all the work such as the construction and demolding of the slab panel can be performed without using a separate work platform So that it is possible to perform a rapid operation, thereby shortening the air and preventing the safety accident of the operator in advance.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a front view of a construction state of a slab formwork system capable of premature demolding according to the present invention; Fig.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a slab formwork system, and more particularly, to a slab formwork system capable of early demolding according to the present invention, in which a slab panel is demoulded and a support and a drop head support a slab.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a slab formwork system capable of early demolding.
4 is a view showing an example in which an intact rope applied to a slab formwork system capable of early demolding according to the present invention is fixed to a slab panel.
FIG. 5 is a view illustrating an installation state of a stiffness applied to a slab formwork system capable of premature demolding according to the present invention; FIG.
6 is a view showing a construction process of a slab using a slab formwork system capable of early demolding according to the present invention.

As shown in FIGS. 1 and 2, a slab formwork system capable of early demolding according to the present invention includes a slab panel 10 forming a placement surface of a slab 1 (shown in FIG. 2); An assembly of a drop head (20) and a support (30) supporting the slab (2) at the bottom while providing a laying surface of the slab (1) together with the slab panel (10); For example, a stiffener 40, which is a slab supporting means for lifting and supporting the slab panel 10 so as to allow the slab panel 10 to hold the slab 1 at the position of the slab 1 while being demolded from the slab 1 by descending do.

The slab panel (10) includes a punched plate (11). The striking plate 11 provides a concrete sloping surface of the slab and provides the placement surface of the concrete with the drop head 20 so that the slab is cured and supports the slab through the support 30 and the drop head 20 only There is provided a drop head hole 12 penetrating upward and downward so as to be demolded from the slab 1. [

In addition, the slab panel 10 includes a reinforcing member that is coupled to the bottom of the placement plate 11 for preventing deformation of the placement plate 11. The reinforcing members include first and second stiffeners 13 and 14 installed in directions orthogonal to each other to reinforce all portions of the inserted plate 11.

The drop head hole 12 may be formed only on the slab plate 11 so that the slab panel 10 can be firmly supported by the slab plate 11 and the first and second stiffeners 13 and 14 . That is, the first and second stiffeners 13 and 14 also have inclined portions to form the drop head holes 12.

At least one drop head hole 12 of the slab panel 10 is formed depending on the size of the slab panel 10 so that four drop heads 12 are preferably formed to be supported by the four drop heads 20 and the support 30. [ do.

Although the drop head hole 12 is illustrated as being vertically penetrated, the drop head hole 12 may have a structure in which the upper portion is closed and the lower portion is only open, within a range not deviating from the function of the present invention. A portion of the slab panel 10 covering the upper portion of the drop head 30 can be separated (opened, closed, broken, etc.) so that the slab panel 10 can be lowered in a state in which the slab panel 30 supports the slab 1 .

The first and second stiffeners 13 and 14 may be various panels such as a wood panel, a Euroform panel, and an aluminum foam panel. The first and second stiffeners 13 and 14 may be various panels such as a pipe, a beam, Structure, iron, and non-ferrous metals. Of course, the first and second stiffeners 13 and 14 are not necessarily used together but include only one stiffener.

The slab panel 10 is structured such that it can be disassembled in a state where the supports 30 are installed after being demolded from the slab 1. For example, a plurality of unit slab panels are assembled through pins, clamps, or the like.

The drop head 20 is connected to the upper end of the support 30 and supports the slab panel 10 when the slab 1 is poured and provides a placement surface of the slab 1.

3, the drop head 20 may be composed of, for example, a stub 21 and a stiffener 22 coupled to the bottom of the stub 21, which may vary depending on the structure of the slab panel 10. . It is preferable that the reinforcing member 22 is formed in a three-dimensional shape having various structures such as angles and pipes.

The drop head 20 is configured such that the perimeter thereof is formed so as to be inclined as the drop head hole 12 and is fitted to the drop head hole 12 of the slab panel 10 so that the inclined portions 20, The slab panel 10 and the drop head 20 are naturally set to the position where the slab 1 is inserted. That is, when the drop head 20 and the drop head hole 12 are vertically formed, it is difficult to align the slab panel 10 and the drop head 20 at the same height.

The support 30 has a drop head 20 formed at its upper end to support the slab 1 with the drop head 20 as a medium and to facilitate demoulding from the slab 1 when the curing of the slab 1 is completed It is composed of structure that can expand and contract.

For example, the support 30 may be a conventional support in which the inner tube 32 and the outer tube 31 of different diameters are connected so as to be able to be retracted and expanded, and the drop head 20 is coupled to the upper end of the upper inner tube 32 .

The drop head 20 includes a fixing protrusion 23 detachably coupled to the inside of the inner tube 32 through insertion, screwing, or the like.

Since the drop head 20 and the support 30 are separated from each other as described above, the drop head 20 and the support 30 can be used in various sizes and the like, .

It is also included in the present invention that the support 30 can adjust the height of the drop head 20 without stretching itself.

The stiffener 40 allows the slab panel 10 and the drop head 20 to be set at the position where the slab 1 is placed while the slab panel 10 and the drop head 20 are set at the positions where the slab 1 and the drop head 20 are placed, The slab panel 10 is lowered to be demolded in a supported state, and is constituted by the stiffener main body 41 and the stiffening rope 42.

The stiffener main body 41 has a structure capable of unwinding and winding the stiffening rope 42 and can be implemented in various manners such as manual operation and electric operation, and is installed in the support 30. [

One end of the stiffening rope 42 is wound on the drum of the stiffener main body 41 and the other side is fixed to the slab panel 10 and wired to pass through the drop head 20. The stiffening rope 42 starts from the stiffener main body 41 fixed to the support 30 and is turned via the drop head 20 and fixed to the slab panel 10 so that the support 30 and the drop head 20 to support the slab panel 10 and raise and lower the slab panel 10 as a supporting reaction.

The stiffening rope 42 should be detachably connected to the slab panel 10 to enable disassembly of the slab panel 1 after the slab panel 10 has been demolded from the slab 1, A ring 43 is formed at the end portion and the ring 43 is fixed to the second stiffener 14 through the fixing pin 15 penetrating through the second stiffener 14 as shown in FIG.

One or more guide rollers are provided in the wiring path of the stiffening rope 42 so that the stiffening rope 42 is smoothly unwound and wound. For example, the drop head 20 and the slab panel 10 are provided with one guide roller (50, 51). The guide rollers 50 and 51 are preferably rotatably installed on the drop head 20 and the slab panel 10 in order to minimize frictional force with the stiffening rope 42.

The stiffener body 41 is detachably mountable through the stiffener fixture 44, as shown in Fig. 5, so that it can be fixed to the support 30 but can be changed in position and replaced by the stiffener 40 .

The stabilizer fixture 44 may be configured in various manners such as a clamp, a clamp, and the like detachably mounted on the scaler main body 41 through fasteners (bolts, nuts, etc.) and detachably fixed to the support 30. The clamp and the clamp are advantageous in that they can be fixed without forming a hole in the support 30, that is, without changing the structure of the support 30, and there is an advantage in that the position can be changed even finely .

As shown in FIG. 6, a slab construction method using a slab formwork system capable of early demolding according to the present invention is as follows.

(S10) Slab panel assembly and support and drophead installation.

A support 30 having a drop head 20 coupled thereto is installed upright and the drop head 20 is set at a position where the slab 1 is installed by adjusting the height of the support 30.

A plurality of unit slab panels are assembled for the construction of the slabs at the bottom so that the supports 30 are arranged in the drop head holes 12 of the assembled slab panel 10.

When the assembly of the slab panel 10 is completed, the end of the stiffening rope 42 of the stiffener 40 is connected to the slab panel 10, and the stiffening rope 42 climbs up the support 30, , 51 and then fixed to the slab panel 10 after being turned under the slab panel 10.

(S20) Lifting the slab panel.

When the stiffening rope 42 is wound around the stiffener 40 by operating the stiffener 40, the stiffening rope 42 is wound on the drum of the stiffener 40 while moving along the guide rollers 51 and 50, .

When the slope panel 10 is raised and the drop head 20 is inserted into the drop head hole 12 and the slope of the drop head hole 12 and the drop head 20 abuts, (20) is set to the inserted position.

When a plurality of robbers 40 are applied, all the robbers 40 are operated to operate simultaneously.

The slab panel 10 can be supported only through the support 30 and the durability device 40 to which the drop head 20 is coupled. The auxiliary support may be provided at the bottom of the slab panel 10.

(S30) Concrete pouring.

Concrete is placed in the upper part of the slab panel 10 to construct the slab.

(S40) Slab panel demoulding.

Only the slab panel 10 is moved in the state of supporting the slab 1 while leaving the support 30 in a condition where it is necessary to support the slab 1 through the support 30 although demolding of the slab panel 10 is possible And the like.

The slab panel 10 is lowered toward the ground when the stiffener 40 is operated to unfasten the stiffening rope 42. That is, the slab panel 10 descends while being supported by the stiffening rope 42.

When the slab panel 10 is placed on the ground (the upper side of the ground is also free), the operator disassembles the plurality of unit slab panels constituting the slab panel 10 so as not to be constrained by the support 30, Carry slab panels to the following places.

(S50) Support disassembly.

When the slab panel 10 is disassembled, the slab 1 is supported through the support 30. When the slab 1 is completed, the support 30 is dismantled.

The support 30 is disassembled by a method in which the upper drop head 20 supports the slab 1 and the height of the support 30 is lowered to separate the drop head 20 from the slab 1, The inner tube 32 of the support 30 is inserted into the outer tube 31 to lower the height.

The process of assembling the slab panel 10, installing the support 30, lifting the slab panel 10, descending the slab panel 10, dismantling the slab panel 10, dismantling the support 30, etc. Since all the processes are performed by the worker on the ground rather than by the complaints, safety of the workers can be improved.

1: slab, 10: slab panel
11: mounting plate, 12: drop head hole
13, 14: first and second stiffeners, 15:
20: drop head, 21: putting plate
22: stiffener, 23: fixing projection
30: Support, 40: Stiffness
41: Stiffness body, 42: Stiff rope
50, 51: guide rollers,

Claims (6)

A slab panel (10) having a plurality of unit slab panels assembled to form a concrete paved surface and having at least one drop head hole;
A drop head (20) coupled to a drop head hole of the slab panel to support a concrete slab on a bottom portion while forming a pouring surface of the concrete;
A flexible support (30) having an upper portion connected to the drop head and a lower portion mounted on the ground to support the drop head;
The slab panel being supported by the support and being connected to the slab panel to hold the slab panel at a placement and curing position, and after the curing of the slab supports the slab by the drop head and the support, And slab panel support means for demolding the slab from the slab,
The slab panel support means comprises a stiffener body 41 mounted on the support, connected to the stiffener body so as to be wound or unwound, and one side connected to the slab panel after passing through the drop head, And a reinforcing rope (42) for descending and elevating the reinforcing rope (40). delete The slab formwork system of claim 1, wherein the stiffener body of the stiffener is mounted through a stiffener fastener removably mounted to the support. The slab formwork system according to claim 1, further comprising a guide roller installed at one or more of the drop head and the slab panel and guiding the stiff rope. The slab panel of claim 1, wherein the drop head hole of the slab panel is formed in an oblique shape with an area becoming narrower toward the bottom, and the drop head is formed along a slope of the drop head hole of the slab panel The slab formwork system capable of early demolding. A support 30 having a drop head 20 coupled to the upper portion of the slab 1 is installed and installed at a position where the slab 1 is installed and a plurality of unit slab panels The slab panel 10 is assembled so that the support 30 is disposed in the drop head hole 12 of the slab panel and the stiffness of the stiffness of the stiffener mounted on the support is wired via the drop head A first step of connecting to the slab panel;
A second step of lifting the stiffening rope through the stiffener after the first step to lift the slab panel to the slab placement position;
A third step of placing concrete on the slab panel and the drop head installed through the second step to construct a slab;
A fourth step of demolding the slab by lowering the slab panel by loosening the stiffening rope by operating the stiffener after the curing of the slab constructed through the third step;
And a fifth step of demolding the drop head from the slab and disassembling the support after demolding the slab panel through the fourth step.
KR1020140096784A 2014-07-29 2014-07-29 An early stripping slab forms and method for constructing slab using the same KR101559988B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020140096784A KR101559988B1 (en) 2014-07-29 2014-07-29 An early stripping slab forms and method for constructing slab using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020140096784A KR101559988B1 (en) 2014-07-29 2014-07-29 An early stripping slab forms and method for constructing slab using the same

Publications (1)

Publication Number Publication Date
KR101559988B1 true KR101559988B1 (en) 2015-10-14

Family

ID=54357852

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020140096784A KR101559988B1 (en) 2014-07-29 2014-07-29 An early stripping slab forms and method for constructing slab using the same

Country Status (1)

Country Link
KR (1) KR101559988B1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107542265A (en) * 2016-06-23 2018-01-05 中铁建工集团有限公司 Pour the inner template of cartridge type component
KR101852615B1 (en) * 2017-09-14 2018-04-27 주식회사 포유텍 Multy layed construction mold
CN108589772A (en) * 2018-04-28 2018-09-28 中国建筑第八工程局有限公司 Method is torn open for the platform modular system of piping lane top plate and the morning of early stripping formwork system
KR20190034002A (en) 2017-09-22 2019-04-01 서보산업 주식회사 Large concrete mold for crossbeam and slab, and method for constructing crossbeam and slab using this same
KR20230067846A (en) 2021-11-10 2023-05-17 주식회사 비에스티산업 Waffle form system capable of removing with supporting

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101328663B1 (en) * 2013-07-17 2013-11-14 주식회사 엘에스폼웍 Ceiling slab formwork panel dismantling apparatus and method

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101328663B1 (en) * 2013-07-17 2013-11-14 주식회사 엘에스폼웍 Ceiling slab formwork panel dismantling apparatus and method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107542265A (en) * 2016-06-23 2018-01-05 中铁建工集团有限公司 Pour the inner template of cartridge type component
KR101852615B1 (en) * 2017-09-14 2018-04-27 주식회사 포유텍 Multy layed construction mold
KR20190034002A (en) 2017-09-22 2019-04-01 서보산업 주식회사 Large concrete mold for crossbeam and slab, and method for constructing crossbeam and slab using this same
CN108589772A (en) * 2018-04-28 2018-09-28 中国建筑第八工程局有限公司 Method is torn open for the platform modular system of piping lane top plate and the morning of early stripping formwork system
CN108589772B (en) * 2018-04-28 2024-01-23 中国建筑第八工程局有限公司 Bench formwork system for pipe gallery top plate and early dismantling method of early dismantling formwork
KR20230067846A (en) 2021-11-10 2023-05-17 주식회사 비에스티산업 Waffle form system capable of removing with supporting

Similar Documents

Publication Publication Date Title
KR101559988B1 (en) An early stripping slab forms and method for constructing slab using the same
KR101539447B1 (en) Beam form easy to removal and method for constructing the same
KR101679180B1 (en) Method for constructing concrete lining of ventilation shaft tunnel
JP2019073920A (en) Method of removing ceiling form in center, and receiving working platform
JPWO2015025565A1 (en) High-rise building and its maintenance method
KR101710536B1 (en) Roof building construction methods and construction materials used him
JP6503716B2 (en) Demolition system and demolition method
KR102198890B1 (en) Width adjust type Concrete mold Jig and System Form include this same and Set up and Removal of Concrete mold
KR101116254B1 (en) High-rise structure construction method by lifting up table-form
KR101013450B1 (en) Apparatus for forming underground concrete structure in which dome is integrated to vertical tunnel and constructing method using the same
KR101555938B1 (en) Slab Panel Supporting Structure with Clip and Construction Method
JP3204708U (en) Lifting scaffold equipment
KR100817883B1 (en) Slab mold setting structure
KR100816493B1 (en) Slip form for forming concrete wall of vertical tunnel and method for construction of the concrete wall
KR101527564B1 (en) Supporting apparatus for slab formwork
JP5940404B2 (en) Construction method of beam members
KR101673907B1 (en) Roof building construction methods and construction materials used him
KR101542045B1 (en) Constructing pier for method and apparatus(WALKING FORM)
KR102199163B1 (en) Appratus for lifting steel-frame structure and method therefor
KR101393726B1 (en) A transportable and installable support
KR20180056176A (en) The safety connector structure for installing a form panel
KR20100042377A (en) Device for supporting the die for forming slab
KR20110043120A (en) Apparatus for lifting up and down a slab form assembly
CN110130634A (en) Umbrella shape high-supported formwork supporting arrangement and its assembly and disassembly methods
KR20100021023A (en) The structure for connecting supporter and cross member for slab form

Legal Events

Date Code Title Description
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20181008

Year of fee payment: 4

FPAY Annual fee payment

Payment date: 20190918

Year of fee payment: 5