KR100473612B1 - Form system and frame construction method using the same - Google Patents

Abstract

The present invention relates to a formwork system and a frame construction method using the same, a wall formwork comprising a wall portion formed by any one or a combination of at least one or more width fixed panels and variable width panels and a work scaffold provided on top of the wall portion. module; The spacer is machined at both ends and has a length corresponding to the thickness of the wall, a nut fastened to both ends of the spacer, one end is fastened to the nut and the other end is fastened to the tab bar and the bottom of the spacer Fixing means for fixing the wall formwork module including the formed anchor bars; And a 'b' shaped slab formwork mounting bracket fixed to the wall concrete, a truss mounted on the bracket, a support fixed to the truss, a band fixed to the support and a lattice formed by the support and the band It characterized in that it comprises a slab formwork module including a panel fixed to the top, the formwork installation work is easy, the formwork used in the lower layer can be easily moved to the upper layer, and the effect that can be easily installed by modularizing the slab formwork have.

Description

Formwork system and frame construction method using same {FORM SYSTEM AND FRAME CONSTRUCTION METHOD USING THE SAME}

The present invention relates to a formwork system, and more particularly, to move the wall formwork used in the lower wall construction to the upper floor easily and quickly, and does not require a group for supporting the slab formwork required for the slab construction, the operator is safe and The present invention relates to a formwork system having a working scaffold installed so as to work efficiently, and a method for constructing a frame using the same.

Frames of reinforced concrete residential buildings are column-beamed or wall-slabd. In the case of wall-slab construction, the wall and slab formwork are installed by connecting a plurality of formwork panels having a predetermined size, and in the case of slab formwork, the slabs are supported by supporting the slab formwork at regular intervals. And concrete is poured into the slab formwork to build the lower wall and the slab of the upper layer at the same time.

That is, the conventional wall structure is installed on one wall formwork and slab formwork, reinforcing the reinforcing bar on the wall and slab, install the wall formwork on the opposite surface, then cast concrete on the wall and slab, and the concrete for a certain period of time Curing, release the wall formwork and slab formwork, and then repeat the process of moving to the upper layer is constructed. At this time, the bottom of the slab formwork is provided with a number of clubs or scaffolding at regular intervals to withstand the load and work load of the slab formwork and poured concrete.

However, according to the construction method of the wall structure, since the construction of the lower wall and the slab concrete of the upper floor is placed at the same time, when the worker was to move to the upper floor to reuse the formwork used for placing the lower wall concrete, the worker temporarily Since the formwork must be moved through the installed staircase, the work is difficult, and thus there is a problem in that the construction period is long and the construction cost is increased.

In addition, when slab concrete is to be laid a number of clubs or scaffolding to support the slab formwork, and when moving to the upper floor for reuse, the same problem occurs in the above-mentioned wall formwork.

In addition, there is a lack of suitable means to ensure the safety of workers and to facilitate the operation when placing walls and slab concrete.

The present invention has been made to solve the problems of the frame structure of the conventional wall structure described above, the object of the present invention is to effectively move the wall formwork used in the lower layer to the upper layer, and to remove the copper bar or scaffold frame for supporting the slab formwork At the same time, to provide a formwork system that allows the operator to work safely and efficiently.

Another object of the present invention is to provide a slab formwork module of a new structure in which the support means, such as formwork, copper bar, etc. for slab concrete pouring.

An object of the present invention described above is a wall formwork module composed of a wall portion formed by any one or a combination of at least one or more width fixed panels and variable width panels, and a working scaffold provided on the wall portion; The spacer is machined at both ends and has a length corresponding to the thickness of the wall, a nut fastened to both ends of the spacer, one end is fastened to the nut and the other end is fastened to the tab bar and the bottom of the spacer Fixing means consisting of the formed anchor reinforcement; And a 'b' shaped slab formwork mounting bracket, a truss mounted on the bracket, a support fixed to the truss, a band fixed to the support, and a panel fixed on a lattice formed by the support and the strap. It is achieved by a formwork system, characterized in that it comprises a slab formwork module composed of.

The work footing is preferably configured to include a bracket for fixing the top of the wall portion and the foot to be placed thereon, a footrest placed on the bracket, the hinge to allow the footrest to rotate about the top of the bracket axially. Do.

The slab formwork mounting bracket of the slab formwork module is a configuration in which the vertical member and the horizontal member are connected in a '-' shape, and are fixed to the upper part of the wall of the formwork module through the vertical member, and a rotation support for supporting the truss at one end of the horizontal member. It is rotatably installed, the middle part of the horizontal member is integrally formed with a support for supporting the support, one end of the horizontal member, the other end is adjustable by the cylinder hinged to the center of the vertical member, respectively. It is desirable to do so.

The truss of the slab formwork module is composed of an upper chord, a lower chord, and an inclined member, and a lower end of the upper chord is provided with a plurality of support supports for supporting the support, and the inclined material is bent in reinforcement or lightweight steel to a predetermined length. It is preferable to form integrally with the furnace.

An object of the present invention is to install a wall formwork module in the lower layer; Wall concrete placing and curing process to pour enough wall concrete and cure enough to show the required strength; Inner formwork demoulding and pulling process; Slab formwork module installation process; Upper wall reinforcement process; Outer formwork lifting, fixing process; Slab reinforcement process; And it can be achieved by the building frame construction method characterized in that the upper wall and the lower slab concrete pouring process.

At this time, the inner formwork module demoulding and pulling process is characterized in that the opposite inner wall formwork modules connected to each other by the scaffolding pipe is pulled upwards integrally, and the lower end is fixed to the fixing means embedded in the lower wall concrete. .

The slab formwork module installation process is fixed to install a plurality of slab formwork mounting brackets on the wall concrete at regular intervals, and after fixing the truss to the rotatable support rotatably installed on the end of the horizontal member of the slab formwork mounting bracket, the top of the truss After the support is installed on the support, the support is installed on the lower side, and is fixed to the support belt perpendicular to the support and the upper surface of the support, characterized in that the process of installing a conventional formwork panel fixed on the grid formed by the support and the support do.

The above and other objects, specific advantages and novel features of the present invention will become more apparent from the following detailed description and preferred embodiments associated with the accompanying drawings.

Before describing the configuration of the formwork system according to the present invention in detail, a process of placing walls and slab concrete using the formwork system according to the present invention will be briefly described with reference to FIGS. 1A to 1D.

After the foundation work is completed, the basement concrete is poured and horizontal work is carried out to install the first-floor wall formwork.

Next, as shown in Figure 1a, reinforce the one-story wall reinforcement, install the wall formwork according to the present invention is installed work platform for wall formwork and slab concrete pouring, concrete after pouring the one-story wall concrete Allow enough curing until the design reference strength is reached.

Next, as shown in FIG. 1B, the inner formwork facing each other in the one-layer wall formwork is demoulded and pulled up and fixed to the wall formwork mounting bracket. At this time, the inner formwork facing each other is raised by the upper portion connected to each other by a plurality of connecting means, such as a scaffolding pipe provided for the movement and operation of the worker.

Next, as shown in Figure 1c is installed a slab formwork module according to the present invention.

Finally, as shown in FIG. 1d, the two-story wall reinforcement is reinforced, the outer formwork is raised and fixed to the formwork mounting bracket, and the inner formwork is fixed to each other, and then the slab reinforcement is reinforced, the two-story wall and the one-story slab concrete Pour at the same time.

After that, by repeating the steps 1b to 1d, the building frame having the required number of floors is constructed.

Hereinafter, with reference to the accompanying drawings a detailed configuration of the formwork system according to an embodiment of the present invention will be described in detail.

Formwork system according to the present invention is largely composed of a plurality of formwork panels and the upper wall formwork module 100 is provided with a working scaffold, the fixing means 200 and the slab formwork module 300 for vertically fixing the wall formwork module 300 It is composed of

The wall formwork module 100 according to the present invention comprises a wall portion formed by any one or at least one of the at least one width fixed panel 110 and the variable width panel 120 or a suitable combination thereof. This is provided.

As shown in FIG. 2A, the width fixing panel 110 is installed in the height of the frame 112, the frame 112 serving as an edge in a rectangular shape, and spaced apart at regular intervals up and down by a plurality of props 114. It is composed of a flat plate 116 fixed to one side of the frame (112). A plurality of bolt fastening holes 115 for connecting the panel 110 up, down, left and right are formed at regular intervals on the vertical 111 and the horizontal member 113 of the frame 112. And when the plurality of width fixed panel 110 is connected to the top, bottom, left and right, the long hole 117 is provided on the upper plate 116 of the top panel 110, the through hole 118 is provided below the bottom panel 110, respectively. To be fastened to the fixing means 200 and bolt to be described later. The long hole 117 formed in the upper portion is formed long up and down so that the fixing means 200 (specifically, the spacer) to be described later can be installed while maintaining the horizontal.

As shown in FIG. 2B, the width-variable panel 120 is divided into a pair of left and right width fixed panels 110. The difference from the width-fixed panel 110 is the prop 124 of the left and right frames. 124 ') is variable in width by being interviewed with each other to move left and right, and the flat plate 126 is fixed to the area of the fixed width on the back in a state in which it is variable with a predetermined width and fixed with a pair of fasteners 130. It is composed.

At this time, the above-mentioned long hole 117 and the through hole 118 is not a flat plate, as shown in Figure 2c, it may be formed by providing the ribs 119 on both vertical members 111 of the frame 112.

The wall part of the wall formwork module 100 is a combination of the above-mentioned width fixed type 110 and the variable panel 120 as appropriate, corresponding to the width and height of the wall to be constructed, and vertical (111), horizontal member ( 113) may be connected by fastening members such as bolts and nuts.

On the other hand, the upper part of the wall of the wall formwork module composed of a plurality of panels is provided with a working scaffold 400 to serve as a moving path of the worker.

The working scaffold 400 is fixed to the upper wall portion and the bracket 420 for supporting the scaffold to be placed thereon, the scaffold 440 to be placed on the bracket 420, the scaffold 440 is a bracket 420 It comprises a hinge 460 to be rotatable about the upper outer side of the.

FIG. 3A illustrates a bracket 420, and the bracket 420 is configured by combining the vertical member 422, the horizontal member 424, and the inclined member 426 with each other, and is fixed to the upper portion of the wall part. And as shown in Figure 3b, the upper surface of the bracket 420, the footrest 440 which serves as a horizontal movement of the operator is placed, the bracket 420 and the footrest 440 is mutually at one side by the hinge 460 The hinges are combined. Therefore, as shown in Figure 3c by rotating the scaffold to open the space 480 between the adjacent bracket 420, the space 480 serves as a vertical movement of the operator.

On the other hand, the scaffold 440 can be any of ordinary plywood, perforated plate, wire mesh, expanded metal, and the like.

4 shows the fixing means 200.

Fixing means 200 is a screw threaded at both ends and has a length corresponding to the thickness of the wall 220, a nut 230 fastened to both ends of the spacer 220, one end is the nut ( 230 and the other end is composed of a tab rod 240 and the anchor reinforcing bar 260 formed in the lower portion of the spacer 220 is fastened to the butterfly nut 250.

Wall formwork is installed on both sides of the spacer 220, the length of the spacer 220 is determined by the thickness of the wall.

The anchor reinforcing bar 260 is to allow the fixing means 200 to be sufficiently fixed in the wall concrete, welded to the lower portion of the spacer 220, has a shape bent in a 'U' shape. On the other hand, it is preferable to further install a reinforcing material 270 to enhance the strength of the anchor reinforcing bar 260.

5 shows the wall formwork module 100 is installed. Referring to FIG. 5, the wall formwork module 100 in which the work scaffold 400 is installed on the upper part of the wall part 150 having a predetermined height and width configured by connecting the panels 110 and 120 to the top, bottom, left and right is constructed. The walls are spaced apart by the thickness of the wall. And the lower end of the wall formwork module 100 is coupled through the through-hole and the fixing means 200 is embedded in the lower wall concrete pouring, the upper end is fixed while adjusting the level of the fixing means through the long hole.

Meanwhile, as shown in FIG. 5, the upper ends of the inner formwork facing each other may be connected through a plurality of scaffolding pipes 500, and the scaffolding pipe 520 may be placed on the scaffolding pipe to be used as a work space and a moving path of an operator. . As the scaffold 520, any one of a conventional plywood, a perforated plate, a wire mesh, and an expanded metal may be used, similar to the scaffold 440 used in the work scaffold 400.

6 is a view showing the slab formwork module 300 is installed after placing the lower concrete wall and raise the inner wall formwork. As shown, the slab formwork module 300 is composed of a slab formwork mounting bracket 320, truss 340, the support 360, the belt 380 and a panel (not shown).

Figure 6a shows the slab formwork mounting bracket 320, the slab formwork mounting bracket 320 is a vertical member 322 and the horizontal member 324 is configured in a 'b' shape, the vertical member on the top of the wall concrete Fixed through 322, a rotation support 326 for supporting the truss 340 is rotatably installed at one end of the horizontal member 324, and a support 360 is provided at the middle of the horizontal member 324. Support 328 for supporting is integrally formed, one end is adjusted to the height of the horizontal member 324 by a cylinder 327 hinged to the end of the horizontal member 322, the other end is hinged to the center of the vertical member 322, respectively. This is made possible.

FIG. 6B illustrates the truss 340. The truss 340 includes an upper chord 342, a lower chord 344, and an inclined member 346, and a support 360 on the bottom surface of the upper chord 342. It is preferable that a plurality of support supports 348 for supporting) are provided, and the inclined material 346 is formed integrally with a predetermined length by bending rebar or lightweight steel.

On the lower surface of the truss 340, a plurality of supports 360 spaced apart at regular intervals perpendicular to the longitudinal direction of the truss 340 is across the support support 348, the support 360 on the upper surface of the support 360 A plurality of strips 380 are provided spaced at regular intervals perpendicular to the longitudinal direction of the.

In addition, a plurality of panels (not shown) having a predetermined width and length, which are typically used as slab formwork, are installed on the grid formed by the support 360 and the strip 380 to serve as formwork for slab concrete pouring. do.

Using the formwork system according to the present invention configured as described above will be described the process of building the building frame of the wall-slab structure.

An overview of the overall construction process is as shown in Figures 1a to 1d, each process is shown in Figure 7 in more detail.

That is, the process is the process of installing the wall formwork module in the lower layer (P100), the process of placing and curing the wall concrete (P200), demolding and raising the inner formwork (P300), the slab formwork module installation process (P400), upper wall Rebar reinforcement step (P500), outer wall formwork module lifting, fixing step (P600), slab reinforcement step (P700), the upper wall and the lower slab concrete casting step (P800). After that, by repeating the process P300 to P800 to build a building frame of the required number of floors.

Each process is explained in more detail below.

Referring to Figure 5, the process of installing the wall formwork module, the wall formwork module 100 in which the working scaffold 400 is installed on the top is spaced apart by the thickness of the wall to be constructed. And the lower part of the wall formwork module 100 is coupled through the through hole 118 or ribs 119 formed in the plate and the fixing means 200 embedded in the lower wall concrete pouring, when the formwork module is moved to the upper part Fixing means 200 to be fixed is installed.

Next, when the wall formwork module 100 is installed as described above, the wall concrete is poured and cured enough to exhibit the required strength.

Next, the opposite inner wall formwork modules connected to each other by the scaffold pipe 500 are pulled up integrally, and the lower end is fixed to the fixing means 200 embedded in the lower wall concrete.

Next, the slab formwork module is installed as shown in FIGS. 8A to 8D. The installation process of the slab formwork module will be described in more detail with reference to the accompanying drawings.

First, as shown in FIG. 8a, a plurality of slab formwork mounting brackets 320 are fixedly installed at predetermined intervals on wall concrete.

Next, as shown in FIG. 8B, the truss 340 is fixed to the rotating support 326 rotatably installed at the end of the horizontal member 324 of the slab formwork mounting bracket 320.

Next, as shown in FIG. 8C, the support 360 is installed on the support support 348 installed at the lower portion of the upper chord of the truss 340.

Next, as illustrated in FIG. 8D, the belt 380 is fixed to the upper surface of the support perpendicular to the support 360.

Finally, a conventional formwork panel (not shown) may be fixedly installed on the grid formed by the support 360 and the strip 380.

When the installation of the inner formwork module and the slab formwork module is completed, the upper wall reinforcement is reinforced, the outer formwork module is raised and fixed, and then the wall and the slab concrete are integrally placed.

According to the present invention as described above, the formwork for the wall and slab is easy to install work, the formwork used in the lower layer can be easily moved to the upper layer, there is an effect that can be easily installed by modularizing the slab formwork.

Although the present invention has been described with reference to the above-mentioned preferred embodiments, it is possible to make various modifications or variations without departing from the spirit and scope of the invention. Accordingly, the appended claims will include any modifications or variations that fall within the spirit of the invention.

1a to 1d are schematic diagrams showing briefly each step of the frame construction method according to the present invention.

Figure 2a to 2c is a perspective view showing various embodiments of the panel constituting the wall formwork module according to the present invention.

Figure 3a is a perspective view showing the bracket of the working scaffold constituting the wall formwork module according to the present invention.

3b and 3c are perspective views showing the working scaffold constituting the wall formwork module according to the present invention.

4 is an exploded perspective view showing a fixing means according to the present invention.

5 is a cross-sectional view showing a state in which the wall formwork module according to the present invention is installed.

Figure 6 is a perspective view showing the slab formwork module is installed after placing the lower concrete wall and raise the inner wall formwork.

Figure 6a is a perspective view showing a slab formwork mounting bracket of the slab formwork module according to the present invention.

Figure 6b is a perspective view of the truss of the slab formwork module according to the present invention.

7 is a flow chart showing each step of the skeleton building method according to the present invention.

8a to 8d are schematic views showing the installation process of the slab formwork module.

<Description of Symbols for Major Parts of Drawings>

100: wall formwork module 110: width fixed panel

117: long hole 118: through hole

120: variable width panel 130: fixture

200: fixing means 300: slab formwork module

320: slab formwork mounting bracket 340: truss

400: working footrest 420: working footrest mounting bracket

440: scaffold 500: scaffolding pipe

Claims (7)

A wall formwork module including a wall portion formed by connecting a plurality of panels and a work scaffold provided on the wall portion; A spacer having a screw threaded at both ends and having a length corresponding to the thickness of the wall; a nut fastened to both ends of the spacer; a tab rod having one end fastened to the nut and the other end fastened to a butterfly nut; and a lower part of the spacer. Fastening means for fixing the wall formwork module including an anchor reinforcement formed in the wall; And 'B' shaped slab formwork mounting brackets installed on the hardened lower wall concrete, trusses mounted on the brackets, supports fixed to the trusses, bands fixed to the supports, and by means of the supports and bands A slab formwork module comprising a panel secured to the formed grid;  Formwork system for pouring both upper and lower slab concrete simultaneously. The method of claim 1, The work scaffolding system comprises a bracket for fixing the top of the wall portion and for supporting the scaffold to be placed thereon, a scaffold placed on the bracket, and a hinge for allowing the scaffold to pivot about the top outside of the bracket. The method of claim 1, The slab formwork mounting bracket of the slab formwork module is a configuration in which the vertical member and the horizontal member are connected in a '-' shape, and are fixed to the upper part of the wall of the formwork module through the vertical member, and a rotation support for supporting the truss at one end of the horizontal member. It is rotatably installed, the middle part of the horizontal member is integrally formed with a support for supporting the support, one end of the horizontal member, the other end is adjustable by the cylinder hinged to the center of the vertical member, respectively. A formwork system, characterized in that The method of claim 1, The truss of the slab formwork module is composed of an upper chord, a lower chord, and an inclined member, and a lower end of the upper chord is provided with a plurality of support supports for supporting the support, and the inclined material is bent in reinforcement or lightweight steel to a predetermined length. Formwork system, characterized in that formed integrally with. Installing a wall formwork module in the lower layer (P100); A wall concrete pouring and curing process for pouring wall concrete and curing the cast concrete so as to exhibit the required strength (P200); Inner formwork demoulding and pulling process (P300); Slab formwork module installation process (P400); Upper wall reinforcement process (P500); Outside formwork lifting, fixing process (P600); Slab reinforcement step (P700); And Building frame construction method comprising the upper wall and lower slab concrete pouring process (P800). The method of claim 5, wherein The inner formwork module demoulding and pulling process (P300) is a process in which the opposite inner wall formwork modules connected to each other by scaffolding pipes are pulled upwards integrally, and the lower end is fixed to fixing means embedded in lower wall concrete. Building frame construction method to use. The method of claim 5, wherein The slab formwork module installation process (P400) is fixed to install a plurality of slab formwork mounting brackets on the wall concrete at regular intervals, and fixed by lifting the truss to the rotating support installed rotatably on the horizontal member end of the slab formwork mounting bracket, the truss The process of installing the support on the support is installed on the upper side of the top of the support, and then fixing the belt to the upper surface of the support perpendicular to the support, and fixing the usual form panel on the grid formed by the support and the belt Building frame construction method, characterized in that.