KR20110032203A - Slab panel and system for constructing the panel and method for assembling and disassembling the panel - Google Patents

Abstract

PURPOSE: A slab panel, an installation system of the slab pane, and a assembly and disassembly method of the slab panel are provided to simply install and disassemble the slab panels. CONSTITUTION: A slab panel comprises a drop head(8), a supporting member and a main beam assembly(4). The drop head comprises a fixed head which vertically ascends and descends. The drop head selectively arranges the fixed head to a first location of the upper part for fix and a second position of the lower part for disassembly. The supporting member is installed on the lower part of the drop head. The supporting member vertically supports the drop head. A first extension section, comprising the upward bent channel, is formed on both side of a main beam assembly. The main beam assembly is combined with an extensive part.

Description

Slab panel and its installation system, slab panel assembly and disassembling method {Slab panel and system for constructing the panel and method for assembling and disassembling the panel}

The present invention relates to a slab panel and a mounting system thereof, and more particularly, to a slab panel and a mounting system and a mounting system and a mounting system of the slab panel that can be installed and dismantled in a solid and simple manner and prefabricated slab panel and It is about a dismantling method.

The slab panels are installed on the top of the wall formwork, which is made to build a multi-layer concrete structure, and the plurality of slab panels are installed horizontally on the top of the wall formwork. Slab panels should be dismantled after concrete is poured on top.

The slab panel is installed by the installation system, and the installation system should be firm and easy to assemble and dismantle because the slab panel should be installed at a certain height corresponding to the ceiling height of the concrete structure.

In addition, the installation system of the slab panel has a simple structure and needs to be manufactured so that anyone can easily assemble and dismantle, it is necessary to take less time to assemble and dismantle.

Korean Registered Utility Model Publication No. 20-0439291 discloses a connector for connecting a wall formwork and a tech support bar. In addition, Korean Patent Publication No. 10-0202049 discloses a ceiling plate system.

However, the above-described prior arts have disadvantages in that the structure of the members for supporting the slab panel is complicated, the assembly and disassembly of the slab panel is not only easy, but also time-consuming, and the manufacturing cost increases due to the complicated structures. .

The technical problem to be achieved by the present invention is to provide a slab panel installation system that can be assembled or disassembled slab panel is simple, robust and easy structure.

Another technical problem to be achieved by the present invention is to provide a slab panel assembly and disassembly method that can be easily assembled or disassembled slab panel.

Another object of the present invention is to provide a slab panel usable in the slab panel installation system.

The slab panel mounting system according to the present invention includes a drop head including a fixed head rising and falling vertically and selectively placing the fixed head in a first position of the upper portion for fixing and a second position of the lower portion for dismantling; A support member installed below the drop head and supporting the drop head vertically; And a first extension part constituting a channel bent upwardly and formed on both sides thereof, and both ends of the longitudinal direction are combined with the fixed head of the drop head to flow in accordance with the ascending and descending between the first position and the second position of the fixed head. One side edge of the slab panel of the main beam assembly is coupled to the extension portion; and two or more of the main beam assembly is combined with one or more of the drop head to form a longitudinal rail, two or more rails are formed, The slab panel is assembled and dismantled between the main beam assemblies forming the rail by guiding a corner thereof coupled to a channel of the main beam assembly while the fixed head of the drop head is lowered to the second position. The main beam control with the slab panel assembled to the main beam assembly If the assembly and the fixed assembly head of the drop head lift to the first position is characterized to be installed to the upper portion in a state of being assembled to the panel, the main beam the slab assembly.

Here, the drop head, the vertical frame in the vertical direction, the upper plate coupled to the upper end of the vertical frame by welding, the stopper is installed to protrude in the horizontal direction on the lower portion of the upper plate, the lower portion of the stopper penetrates the vertical frame And lifting frame having a locking pin protruding a predetermined height to both sides, and the base coupled to the lower end of the vertical frame by welding; A fixed head having a first through hole through which the vertical frame is inserted, through which the locking pin can pass, and a second extension protruding while being inclined upwardly outward for engagement with an end of the main beam assembly; ; And a second through hole disposed below the fixed head and into which the vertical frame is inserted, and a taping block having a taping surface at the bottom thereof is formed at both sides of one end of the second through hole, and the second through hole is formed in the tape. And a lock head divided into a guide area configured with an ice block and a dismantling area connected thereto.

In the configuration, the lock head is horizontally moved so that the vertical frame is positioned in the guide area of the second through hole while the fixing head and the lock head are elevated to the first position between the stopper and the lock pin. The locking pin supports the taping surface of the taping block so that the fixing head and the locking head are fixed between the stopper and the locking pin, and the vertical frame is positioned in the disassembly area of the second through hole. As the head is horizontally moved, the fixed head and the locking head are guided to the vertical frame to be seated on the base, which is the second position.

The cross section of the plane of the upper plate and the vertical frame of the elevating frame may have a rectangular shape, and the upper plate and the vertical frame may be alternately planarly disposed so that the vertex of the vertical frame corresponds to the side of the upper plate. .

The elevating frame further includes a fixing frame which is installed in the longitudinal direction of the vertical frame and coupled to the lower portion of the base, the fixing frame may be inserted into the end of the support member and fastened.

And, the lifting frame, the joint chain one end is welded to the base; A joint pin having one end connected to an end of the joint chain and a circular through hole formed at the other end thereof; And a spring coater inserted into and fixed to the through hole of the joint pin.

And, the main beam assembly, the main beam extending in the longitudinal direction; And a main beam head welded to both ends of the main beam by welding, wherein the main beam extends to the sides of the central portions of both sidewalls and is bent upward to form the first extension part forming the channel. An upper body configured at the upper part based on the first extension and having at least one hollow, and a lower body configured at the lower part based on the first extension and having at least one hollow, are integrally formed. A hole joined to the end of the beam by welding; a hollow is formed at an upper side to the opposite side of the beam, and an opening is formed at the bottom thereof; Can be.

The sub beam assembly may further include a sub beam extending in a direction crossing the rail at one end of the rail including the main beam assembly and the drop head. And a sub beam head welded to both ends of the sub beam, wherein the sub beam has a rectangular pipe shape in which a rectangular hollow is formed, and extends upward from both side walls to be respectively bent outward. And a channel is formed at the bottom thereof, the subbeam head has a face welded to the longitudinal end of the subbeam, and a jaw extending downward from the plane forming a hollow at an upper side opposite to the face. Can be formed.

The support member may include a joint coupled to an end of the drop head; And a surfer having an upper end coupled to the joint and a lower end supported on the ground, wherein the joint may include a plate for screwing with the lower end of the drop head at an upper end thereof, and a through hole may be formed at a predetermined height interval.

And a joint head coupled between the drop head and the support member, wherein the joint head comprises: a joint guard for guiding an end of the drop head; A base plate on which the joint guard is configured; And it may include a fixing frame coupled to the base plate by welding.

The joint head may include a joint chain having one end welded to the base plate; A joint pin having one end connected to an end of the joint chain and a circular through hole formed at the other end thereof; And a spring coater inserted into and fixed to the through hole of the joint pin.

On the other hand, the slab panel according to the present invention is a pair of long side main frame which is arranged in parallel apart from each other, a pair of short side main frame is disposed between the ends of the pair of the scene main frame, respectively, welded, and the long side A soldier-shaped frame disposed side by side with the short side main frame between main frames, the end frame including a plurality of sub-frames welded to the side wall of the long side main frame; And a panel disposed on the long side main frame, the short side main frame, and the sub frame, and screwed thereto.

Here, the long side main frame and the short side main frame has a predetermined height, extends in the longitudinal direction, a chamfer is formed at right angles at both ends of the longitudinal direction, and a plurality of minute unevennesses have a predetermined width on an upper portion of the inner surface. It is formed in the longitudinal direction, the outer wall is formed in the inner side of the lower end of the inner side, and may be formed integrally with the inner surface of the outer wall to form a hollow and a ridge formed with a screw hole on the upper surface.

On the other hand, the slab panel assembly method according to the present invention includes a fixed head which is vertically raised and lowered and has a first extension which extends outwardly at four sides and supports the drop head having the fixed head disposed in the lowered dismantled position. Installing on the member; By arranging the supporting member and the drop head provided on the upper part in one direction, the upper end of the main beam assembly and the first extension part of the fixed head are fastened to each other, thereby bending upwards on both sides between the drop head. Assembling the main beam assembly having a second extension formed to form a channel to form a rail; Forming a plurality of rails for an area in which concrete is to be poured; Arranging the slab panel with the edges of the rectangular slab panel coupled to the channel of the main beam assembly between the pair of rails, and then sliding the slab panel along the channel to assemble the main beam assembly. step; After the slab panel is assembled to the main beam assembly, when the fixed head of the drop head to which the main beam assembly is fastened is lifted to a fixed position, the main beam assembly is raised in conjunction with the lifting of the fixed head to raise the slab panel. Setting the upper portion; And repeating the step of setting the slab panel upward with respect to the area in which the rail is installed, completing the installation of the slab panel in the area in which the concrete is to be poured.

Here, the supporter is supported on the ground, and the support member is installed by installing a joint having a plate on the top and a through hole formed at a predetermined height interval on the surfer, and the lower end of the surfer and the joint The upper end is pinned, and the upper end of the surfer may be screwed with the lower portion of the drop head using the plate.

And a joint head further coupled between the drop head and the joint, the joint head guiding an end of the drop head; A base plate on which the joint guard is configured; And a fixing frame configured to be welded to the bottom of the base plate.

The method may further include installing a general panel supported by a support bar and a support block in a peripheral region of a region in which a plurality of the rails are formed among the concrete to be poured.

In addition, at least one of the fixed head of the drop head included in the rail spaced apart from the end of the rail and the channel of the main beam assembly in the process of assembling the slab panel to the main beam assembly. The method may further include installing a beam assembly.

In addition, the method of disassembling the slab panel assembled by the above-described method is to lower the fixed head of the drop head assembled with the main beam assembly, the slab panel is installed after the curing of the poured concrete is completed to the dismantled position And sequentially lowering the fixed head with respect to the rail; And when the main beam assembly is lowered in linkage with the lowering of the fixed head of the drop head, guiding the slab panel disposed on the rail in a sliding manner to release the main beam assembly from the main beam assembly.

According to the present invention, the slab panel can be firmly installed, the slab panel can be easily assembled, and the concrete can be easily dismantled after pouring the concrete.

In addition, the slab panel installation system of the present invention is simple in structure, anyone can easily assemble and dismantle, it takes less time to install and dismantle.

In addition, according to the present invention, a slab panel having a structure that is easy to assemble and dismantle may be used, thereby facilitating assembly and disassembly of the slab panel.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the following embodiments are provided to those skilled in the art to fully understand the present invention, and may be modified in various forms, and the scope of the present invention is limited to the embodiments described below. It doesn't happen. Like numbers refer to like elements in the figures.

And, in the present invention 'slab panel installation' is used in the sense including the assembly and disassembly of the slab panel.

1 is a plan view of a slab panel installation system according to the present invention, Figure 2 is a perspective view corresponding to a partial region of FIG.

The area in which concrete is to be poured is divided into a conventional treatment section and a section in which the slab panel 2 composed of the embodiment according to the present invention is installed.

In the section in which the slab panel 2 according to the present invention is installed, the slab panel 2 is arranged in a plurality of rows in the longitudinal direction and the transverse direction, respectively. In the conventional processing section, the general panel 200 is installed.

The main beam assemblies 4 are connected at one end to each other by a drop head 8 and run in parallel in one direction. The plurality of connected main beam assemblies 4 constitutes a plurality of sets of rails spaced in parallel. The main beam assemblies 4 then guide the assembly of the slab panel 2 with the other adjacent main beam assemblies 4 in parallel. How the slab panel 2 is assembled to the main beam assemblies 4 will be described later.

In addition, the sub beam assembly 6 is installed at one end of the main beam assemblies 4 extending in the longitudinal direction so that the sub beam assembly 6 is interposed between the pair of main beam assemblies 4 or a pair of main beam assemblies 4. Between the drop heads 8 of the main beam assemblies 4 are assembled to intersect with the subsequent direction. The general panel 200 is disposed on the subbeam assemblies 6.

The slab panel 2 provided by the present invention may be standardized in a rectangular shape (see FIG. 3 to be described later), and the slab panel 2 is disposed and the remaining space is narrower than that of the slab panel 2. Requires reinforcement structures of the appropriate size. That is, the general panel 200 may be used as a free space generated by the length difference between the lengths of the main beam assemblies 4 and the slab panel 2, and the general panel 200 may be configured to have a frame. It may be made of a rectangular plate that does not have.

In addition, the general panel 200 may also be used in the conventional processing section, and the reinforcing structure for supporting the general panel 200 is required in the conventional processing section, and the reinforcing structure supports the upper general panel 200. Block 504 of FIG. 49 and support rods 506 of FIG. 49 that support it.

The slab panel 2 and the main beam assemblies 4 and the subassemblies 6 described above are installed in a space of a predetermined height on which concrete is to be placed, and their support is provided by the drop head 8 and its substructure. Is done.

The drop head 8 is coupled to the upper end of the joint 10 installed in the height direction at the bottom, and the joint 10 is coupled to the surfer 12 at the lower end. Joint 10 and surfer 12 comprise a pipe having a predetermined height.

Here, the joint 10 may be formed with a plate 10a for screwing at the end of the drop head 8 and a through hole 10b at predetermined height intervals. And, the supporter 12 is composed of a combined body 14 at the upper end and a base 15 for supporting while contacting the bottom is formed.

The lower end of the joint 12 may be inserted into the hollow of the upper end of the surfer 12, the upper end of the surfer 12 may be coupled with the lower end of the joint 12 by the coupling body 14, the coupling By this, the surfer 12 can support the joint 12.

The assembly 14 may have a configuration including a through hole that may be formed at the end of the surfer 12 and a pin that passes through the through hole 10b formed in the joint 12 and a screw that tightens both ends of the pin. However, depending on the intention of the manufacturer, one having a more diverse structure may be adopted.

As described above, the components included in the slab panel 2 and the slab panel installation system for installing the slab panel 2 and the coupling relationship thereof will be described with reference to the accompanying drawings.

<Slab panel (2)>

FIG. 3 is a perspective view of the slab panel 2. Referring to this, the slab panel 2 is constructed by assembling the frame 2a and the panel 26 as shown in FIG. 3.

The frame 2a has a rectangular border of four sides having a predetermined height.

And, the panel 26 is composed of a rectangular plate of an area that can be inserted into the top of the frame 2a as shown in the perspective view of Figure 4, it may be made of a material such as polywood. In addition, a through hole 28 for assembling with the lower frame 2a may be formed in the panel 26.

A more specific configuration of the frame 2a will be described with reference to the perspective view of FIG. 5.

The frame 2a of FIG. 5 includes a long side main frame 20 and a short side main frame 21, which are arranged in a rectangular shape and are joined to each end by welding.

More specifically, the pair of long side main frames 20 are arranged in parallel to each other, and both ends of the pair of long side main frames 20 each have a pair of short side main frames 21 in a direction crossing them. Is placed. As a result, the pair of long side main frames 20 and the pair of short side main frames 21 form a rectangular frame 2a.

The longitudinal end of the long side main frame 20, the longitudinal end of the short side main frame 21, the inner wall of the long side main frame 20, and the longitudinal end of the sub frame 22 are disposed as described above. Can be combined.

In addition, the sub-frames 22 intersect with each other between the long side main frames 20 facing each other. Through-holes 24 and 22a are formed on the upper surfaces of the long side and short side main frames 20 and 21 and the sub frame 22 at regular intervals.

These through holes 24 and 22a are preferably formed in the same position as the through holes 28 of the panel 26, so that the frame 2a and the panel 26 disposed thereon are riveted. It can be coupled by a coupling member such as.

The long side main frame 20 and the short side main frame 21 constituting the frame 2a may have a configuration as shown in FIG. 6, and a plan view of the long side main frame 20 and the short side main frame 21 in the perspective of FIG. 8. 7 is shown in FIG. 7, a rear view is shown in FIG. 8 and a side view is shown in FIG. 9. Since the long side main frame 20 and the short side main frame 21 have different lengths and substantially the same configuration, the structure thereof will be described with reference to FIGS. 6 to 9 and the long side main frame 20. The description of replaces the description of the short side main frame 21.

The long side main frame 20 has a rectangular outer wall 30 having a predetermined height and extending in the longitudinal direction, and the outer wall 30 is a surface forming an outer surface of the frame 2a.

Chamfered portions 30a are formed at right angles on both lower ends of the outer wall 30. In addition, a plurality of minute unevennesses 32 have a predetermined width and are formed in a lengthwise direction in which the long side main frame 20 extends in the longitudinal direction, and an inner side below the inner surface of the outer wall 30. An end portion 34 bent is formed.

In the inner wall between the unevenness 32 and the end portion 34 of the outer wall 30, a plurality of ridges 36 are formed in which a longitudinal channel 37 is formed in the center while forming a hollow. Here, the ridge 36 is formed integrally with the outer wall 30, the top of the channel 37 formed between each ridge 36 is extended to be formed integrally with the inner surface of the outer wall 30.

In addition, the uppermost ridge 36 has an upper surface 38 orthogonal to the inner surface of the outer wall 30, and the vertical surface following the upper surface is formed to be flat so as to be welded to the end of the subframe 22. In addition, a plurality of screw holes 24 are formed at the center and both ends of the upper surface 38 of the ridge 36.

In the above-described configuration, the unevenness 32 in the upper portion of the outer wall 30 is in contact with the side wall of the panel 26 to suppress the flow or lifting of the panel 26, and the ridge 36 is in the upper portion. It is a structure for supporting the panel 26.

In addition, the inner wall 30 and the ridge 36 have a hollow structure and are integrally formed, whereby the long side main frame 20 has a structure having rigidity in bending or distortion. The above structure allows the long side main frame 20 to have a bearing capacity for the concrete load placed on top.

In addition, ends of the long side main frame 20 and the short side main frame 21 may be inclinedly cut. As the end is cut, the long side main frame 20 and the short side main frame 21 may be configured to abut at a right angle, and the cutting angle is preferably 45 °, but may be adjusted within a range forming a right angle with each other. .

On the other hand, the sub-frame 22 is disposed parallel to the short side main frame 21 between the pair of long side main frame 20 spaced side by side, integrally formed on the outer wall 30 of the long side main frame 20 The end is joined to the vertical surface of the ridge 36 by welding. The above-described subframe 22 may be implemented as shown in FIG. 10, and FIG. 10 is a perspective view of the subframe 22.

Referring to FIG. 10, the subframe 22 has a cross section having a Roman 'I' shape and has a predetermined length. The through-hole 22a is formed in the upper surface of the sub-frame 22. That is, the subframe 22 has an upper surface and a lower surface, and has a shape in which the upper surface and the lower surface are integrally coupled by a vertical wall.

The subframe 22 is a structure for reinforcing the frame 2a composed of the long side main frame 20 and the short side main frame 21, and the frame 2a is bent by being joined by welding between the long side main frames 20. It may also be resistant to warping. The number of subframes 22 installed in one frame 2a may vary depending on the length of the long side main frame 20 and the needs of the manufacturer.

The arrangement and coupling relationship of the long side and short side main frames 20 and 21, the subframe 22 and the panel 26 installed in the frame 2a of FIG. 3 may be understood with reference to FIGS. 11 to 13. Of these drawings, FIG. 11 is a plan view of the frame 2a, FIG. 12 is a front view of the frame 2a, and FIG. 13 is a side view of the frame 2a. The hidden parts in FIGS. 11 to 13 are indicated by dashed lines, which is intended to more clearly understand the placement relationship.

12 and 13, it can be seen that the panel 26 is assembled by being placed on the upper surface 38 of the long side main frame 20 and the short side main frame 22. In addition, it can be seen that the subframe 22 is disposed to contact the lower portion of the panel 26.

A more detailed coupling relationship between them can be seen with reference to FIG. 14, which is an enlarged cross-sectional view of A13 of FIG. 13.

Referring to FIG. 14, it can be seen that the through hole 28 of the panel 26 and the through hole 24 of the long side or short side main frames 20 and 21 communicate with each other for riveting. Although the illustration of the rivets is omitted for the sake of understanding of the drawings, this corresponds to those skilled in the art can fully understand and implement.

<Main Beam Assembly 4>

15 is a perspective view of the main beam assembly 4, which includes a main beam 40 and a main beam head 42.

The main beam assembly 4 has a configuration in which the main beam head 42 is coupled to both ends of the main beam 40 in the longitudinal direction by welding, and the main beam head 42 is disposed at the longitudinal end of the main beam 40. The detailed configuration coupled to the welding can be understood with reference to FIG. 16 is an enlarged partial front view of one end of the main beam assembly 4.

First, a detailed configuration of the main beam 40 included in the main beam assembly 4 will be described with reference to FIGS. 17 and 18, and FIG. 17 is a perspective view and a partially enlarged view of the main beam 40, and FIG. 18 is Side view of the main beam 40.

The main beam 40 extends in the longitudinal direction, and the channel 46 is formed by extending the sides 44 extending laterally at the centers of both side walls to form the channels 46, and based on the positions where the extensions 44 are formed. The upper body 50 has three independent hollows 48a, 48b, and 48c sequentially formed on the upper side, and two independent hollows sequentially on the lower side based on the position where the extension 44 is formed. A lower body 54 having 52a and 52b formed therein is formed. The upper body 50 and the lower body 54 are integrally formed, and the lower surface of the lower body 54 is formed with a channel 56 recessed in an end portion.

The upper body 50 includes a hollow 48a having a trapezoidal end, a hollow 48b having a rectangular end, and a hollow 48c having an inverted trapezoidal shape formed at the upper end thereof. And have concave sidewalls. In addition, the lower body 54 includes hollows 52a and 52b having an inverted trapezoidal shape at an end thereof and is formed to have an inverted trapezoidal shape as a whole.

In the above, the extension 44 is for supporting the lower end 34 of the short side main frame 21 of the slab panel 2, which can be understood with reference to FIG. 19.

In addition, the hollows 48a, 48b, 48c, 52a, and 52b formed in the upper body 50 and the lower body 54 of the main beam 40 prevent the main beam 40 from being bent or twisted under load. Corresponds to the reinforcement structure for.

The upper body 50 of the main beam 40 has a vertical end portion in the longitudinal direction, and the lower body 54 of the main beam 40 is inclined in a direction opposite to the direction in which the main beam 40 extends. The cutting process of the lower body 54 of the main beam 40 is to secure a space when combined with the drop head 8 to be described later.

The main beam head 42 is welded to the longitudinal end of the upper body 50 of the main beam 40 configured as described above.

Meanwhile, the main beam head 42 is shown in FIGS. 20 to 21, FIG. 20 is a front view of the main beam head 42, and FIG. 21 is a side view of the main beam head 42.

The surface shown in the front view of FIG. 20 is a surface welded with the longitudinal end of the upper body 50 of the main beam 40, and two hollows 62a and 62b are formed on the opposite side to the welded surface and the hollow An opening 60 is formed at the bottom of the. The two hollows 62a and 62b are transverse through holes having a triangular cross section. The jaw 64 is formed at the end of the surface on which the opening 60 is formed, and the surface on which the opening 60 of the main beam head 42 is formed is longer than the surface on which the jaw 64 is formed.

As described above, the main beam assembly 4 has a configuration including a main beam 40 extending a predetermined length and a main beam head 42 welded to an end thereof.

The structure in which the main beam assembly 4 having the above-described structure is coupled by the drop head 8 will be described later with reference to the drop head 8.

<Subbeam Assembly 6>

22 is a perspective view of the subbeam assembly 6, which comprises a subbeam 70 and a subbeam head 72.

The subbeam assembly 6 has a configuration in which the subbeam head 72 is joined to both ends in the longitudinal direction of the subbeam 70 by welding, and the subbeam head 72 is disposed at the longitudinal end of the subbeam 70. The detailed configuration combined by welding can be understood with reference to FIG. 23 is an enlarged partial front view of one end of the subbeam assembly 6.

First, the detailed configuration of the sub-beam 70 included in the sub-beam assembly 6 will be described with reference to FIG. 24, which is a perspective view and a partially enlarged view of the sub-beam 70.

The sub-beam 70 has a rectangular pipe shape extending in the longitudinal direction and forming a rectangular hollow, and extending portions 74 extending upward from both side walls to be bent outward, respectively, and a channel 76 at the bottom thereof. Is formed. In addition, a plurality of through-holes 78 that may be used for coupling with the adjacent sub-beams 70 are formed at regular intervals on the extension part 74.

 As described above, the sub-beam 70 is configured in the shape of a pipe having a rectangular hollow and has a reinforcing structure for suppressing the phenomenon of bending or twisting under load.

Sub-beam head 72 is then welded to the longitudinal end of sub-beam 70.

The subbeam head 72 is shown in FIGS. 25-26, FIG. 25 is a front view of the subbeam head 72, and FIG. 26 is a side view of the subbeam head 72.

The plane 80 shown in the front view of FIG. 25 is a surface welded to the longitudinal end of the sub-beam 70 and has an opening 82 formed on the lower side thereof. The subbeam head 72 has a lateral hollow 84, the hollow having a plane 80, a plane 86 orthogonal to the plane 80, and a plane 88 inclined to the plane 80. And an end portion 89 extending downward from the position where the face 86 orthogonal to the plane 80 and the inclined face 88 meet. The end 89 here has a shorter length than the plane 80 extends downward.

<Drop head 8>

27 is a perspective view of a drop head 8 according to the invention.

The drop head 8 of FIG. 27 includes a lifting frame 124, a fixed head 106, and a lock head 108. Here, the lifting frame 124 is illustrated in FIG. 28, the fixed head 106 is illustrated in FIG. 33, and the lock head 108 is illustrated in FIG. 36.

First, the configuration of the lifting frame 124 will be described with reference to FIGS. 27 to 32. FIG. 28 is a front view of the elevating frame 124, FIG. 29 is a plan view of the upper plate 102, FIG. 30 is a front view (A) and a side view (B) of the vertical frame 100, and FIG. 31 is a base ( 110 is a plan view, and FIG. 32 is a front view of the fixing frame 112.

The lifting frame 124 includes a vertical frame 100, a top plate 102, a stopper 104, a locking pin 118, a base 110, and a fixing frame 112.

First, the upper plate 102 has a square in planar shape as shown in FIG. 29 and the end of the vertical frame 100 is joined to the bottom by welding. In planar view, the upper plate 102 is configured such that the position of the vertex and the vertical frame 100 at the bottom thereof are staggered. That is, each vertex of the vertical frame 100 is disposed so as to correspond to the center of each side of the upper plate 102, and the vertical frame 100 is illustrated in broken lines in FIG. 29 to explain the arrangement relationship described above.

As described above with reference to FIG. 38 to be described later the upper plate 102 is used to cover the upper portion of the space in which the drop head 8 between the main beam assembly 4 and the slab panel 2 is disposed, The area can be determined corresponding to the space formed between the main beam assembly 4 and the slab panel 2.

The vertical frame 100 welded to the bottom of the upper plate 102 as described above ensures vertical elevation of the fixed head 106 and the lock head 108 while the fixed head 106 is locked in the locked position. 108 and a structure for supporting the fixed head 106 and the lock head 108 lowered in the dismantled position.

More specifically, the vertical frame 100 has a square beam or pipe structure, and the stopper 104 is installed on two sides that are opposed to each other. The stopper 104 is located below the predetermined distance of the upper plate 102.

Then, a through hole is formed in the lower portion of the stopper 104 of the vertical frame 100 and the locking pin 118 is inserted through the through hole.

 More specifically, the configuration of the stopper 104 and the locking pin 118 will be described with reference to FIGS. 28 and 30 (A) and (B). The stopper 104 has one surface on a sidewall of the vertical frame 100. It has a shape that is bent along the welded and welded surface and protrudes in the horizontal direction. The locking pin 118 may have a circular pin shape, and the stopper 104 may be inserted into a through hole penetrating two surfaces of the vertical frame 100 to which the stopper 104 is welded and inserted into the vertical frame 100. It is configured to protrude a predetermined height in both directions. Here, the protruding height of the locking pin 118 is preferably configured to be lower than the stopper 104. And, the locking pin 118 is preferably fixed by the welding point (119).

On the other hand, the base 110 is formed at the lower end of the vertical frame 100, the base 110 is also coupled to the lower end of the vertical frame 100 by welding. The base 110 is spaced apart from the locking pin 118, and the spaced apart distance of the locking pad 118 and the locking head 108 is lowered below the locking pin 118 when the drop head 8 is disassembled. 110 may be set to a degree having a space that can be seated on the top.

28 and 31, the base 110 is the end of the vertical frame 100 is welded to the center of the upper surface, a groove is formed in the center of the bottom and the upper end of the fixing frame 112 in the groove Are joined by welding.

The base 110 has a screw hole 120 corresponding to four corners, and an arc 122 is formed at the center of four sides. 31 illustrates the fixed frame 112 in broken line for the sake of understanding.

And, the fixing frame 112 coupled to the lower portion of the base 110 by welding may be configured as shown in Figure 32, Figure 32 is a front view of the fixing frame 112, the fixing frame 112 is a through hole ( 123 is formed.

One end of the metal joint chain 114 may be connected to the base 110 by welding, and one end of the cylindrical joint pin 116 may be connected to the other end of the joint chain 114. A circular through hole 122 is formed at the other end of the joint pin 116, and a spring coater 120 may be inserted into and fixed to the through hole 122. The spring coater 120 is a kind of coater pin. The spring coater 120 generally refers to an integrally formed spring for maintaining a state in which a pin is inserted into a through hole.

The joint chain 114 is configured to prevent the loss of the joint pin 116, the joint pin 116 of the fixed frame 112 when the fixed frame 112 is inserted into the hollow of the lower joint 10 It can be used for the purpose of inserting the through hole and the through hole of the joint 10 communicated thereto and inserting the spring coater 120 into the through hole 122 to maintain the coupling state.

As described above, the lifting frame 124 is configured, and between the stopper 104 and the locking pin 118 of the vertical frame 100 of the lifting frame 124 as shown in FIG. Head 108 may be configured.

First, a configuration of the fixed head 106 will be described with reference to FIGS. 33 to 35. 33 is a perspective view of the fixing head 106, FIG. 34 is a plan view of the fixing head 106, and FIG. 35 is a side view of the fixing head 106.

The fixed head 106 is composed of a plate 130 and a body 132 below which is integrally coupled, the plate 130 and the body 132 is a through hole 134 through which the vertical frame 100 is passed. Has a configuration in communication. The through hole 134 has an expansion zone 135 through which the lock pin 118 can pass. As a result, the through hole 134 has a cross shape in plan.

The plate 130 having the above-described through hole 134 formed in the center has a square shape, and an extension part 136 inclined upward is integrally formed at the center of each side and a through hole 138 is formed corresponding to each corner. do. The extension part 136 has a rectangular shape with a predetermined width leading to the edge of the plate 130 and has a shape protruding a predetermined height while being inclined outward.

On the other hand, the lock head 108 can be seen in the configuration as shown in Figures 36 and 37, Figure 36 is a plan view and 36A partial cross-section and 36B partial cross-sectional view of the lock head 108 together, Figure 37 is a locking head ( 108 is a front view.

The lock head 108 has a rectangular through hole 140 formed in the center, and the taping block 142 is fixed to both sides of the through hole 140. The taping block 142 has a shorter length than the through hole 140, and a taping surface 144 is formed on a bottom thereof, and a thick longitudinal end thereof is fixed to the long side of the through hole 140. Here, the taping block 142 may be coupled to the lock head 108 by welding.

The through hole 140 of the lock head 108 may be divided into a guide area, which is a space between the taping blocks 142, and a disassembly area, which is a large space in which the taping block 142 is not configured. The guide area, which is a space between the taping blocks 142, has a width enough to allow the vertical frame 100 to be inserted, and the disassembly area in which the taping block 142 is not configured has a width through which the locking pin 118 can pass. And have a length.

The lock head 108 described above may be transported along the longitudinal direction of the through hole 140 in the direction A26 of FIG. 27, and the taper surface 144 of the taping block 142 of the lock head 108 may be transferred when the lock head 108 is transported. The locking pins 118 abut each other, and as a result, the locking pins 118 push upward the locking head 108 in which the taping block 142 is integrally coupled. When the locking head 108 is pushed upward, the fixing head 106 coupled to the upper portion of the locking head 108 is fixed between the stopper 104 and the locking head 108. That is, as the lock head 108 is moved from the state of FIG. 39 to the state of FIG. 38, the fixed head 106 is fixed under the stopper 104.

In order to release the lock state of the fixed head 106 described above, the lock head 108 of FIG. 38 is moved to the state of FIG. 39. Then, the vertical frame 100 is located in the above-mentioned disassembly area among the through holes 140 of the lock head 108, and since there are no components in the lower part that obstruct the transfer of the lock head 108 in this state. The lock head 108 is lowered, and when the lock head 108 is lowered, the fixed head 106 is lowered along the vertical frame 100 in association with it.

 The state in which the fixed head 106 and the lock head 108 are lowered corresponds to FIG. 40.

40 is a state for initially mounting the slab panel 2 or dismantling the slab panel 2, and when the fixed head 106 is lowered, it is assembled to the fixed head 106 as shown in FIGS. 41 and 42. One end of the main beam assembly 4 is lowered.

As described above, the main beam assembly 4 is coupled to the drop head 8 at both ends, and the fastening is at the end 64 of the main beam head 42 coupled to one end of the main beam assembly 4. It is caught by the extension 136 of the fixed head 106 assembled to the head (8).

For reference, FIG. 41 is a perspective view illustrating main parts of the coupling between the drop head 8 and the main beam assembly 4, and FIG. 42 illustrates a state in which the drop head 8 is configured between the main beam assembly 4. One side view.

In addition, in FIG. 42, the fixing frame 112 of the drop head 8 is inserted into the upper part of the joint 10, so that the drop head 8 is coupled to the upper part of the joint 10. In this case, the base of the drop head 8 is used. The plate 10a on the upper portion of the 110 and the joint 10 may be combined with bolts and nuts by using through holes communicating with each other.

43 is a side view for explaining the coupling between the drop head 8 and the subbeam assembly 6. As described above, the sub-beam assembly 6 is coupled to the drop head 8 at both ends, and the fastening is performed by dropping the end 89 of the sub-beam head 72 coupled to one end of the sub-beam assembly 6. It is caught by the extension 136 of the fixed head 106 assembled to the head (8).

<Joint head>

On the other hand, the above-described joint 10 may be provided with a joint head 440 at the end, when using the joint head 440 fixed frame 112 is installed below the base 110 of the elevating frame 124 Is not used.

A perspective view of the joint head 440 is shown in FIG. 44, a top view is shown in FIG. 45, and a side view is shown in FIG. 46.

The joint head 440 has a joint guard 444 formed on the upper part and fixed to the lower part based on the base plate 442 having substantially the same structure as the planar structure of the base 110 of the elevating frame 124. Frame 446 is constructed.

The base plate 442 may be coupled to the base plate 442 by welding one end of the joint chain 448, such as the elevating frame 124, and the joint pin 450 may be connected to the other end of the joint chain 448. A through hole 452 may be formed at an end of the joint pin 450, and a spring coater 454 may be fixed to the through hole 452.

The joint guard 444 described above includes welding pieces 462 having a through hole 460 in communication with the base plate 442 and disposed at each corner of the base plate 442, and each welding piece 462. Is fixed to the corresponding surface of the base plate 442 by welding. The guard 464 bent in a 'b' shape is fixed to the top of each weld piece 462 by the welding, and the guard 464 has a convex edge of the base plate 442 and the weld piece 462. It is configured to align with the corners. In addition, the inner space of the guard 464 preferably has an area that can accommodate the lifting frame 124.

In addition, the fixing frame 446 is formed with a through hole 456 for coupling with the through hole 10b of the main body formed in the joint 10.

As described above, since the joint head 440 is configured, the joint head 440 may be coupled to the upper end of the joint 10 to be used for fastening between the drop head 8 and the joint 10.

Assembly and Disassembly

- Assembly -

The slab panel 2 can be assembled and disassembled as shown in FIGS. 47 to 51 by the slab panel 2 and the installation system thereof according to the present invention described above.

First, the assembly procedure of the slab panel 2 is demonstrated.

47 to 49 are assembly flow charts corresponding to the cross section of the A1-A1 part of FIG. 1, and FIGS. 50 and 51 are assembly flow charts corresponding to the cross section of the A2-A2 part of FIG.

In order to cure the large concrete, the slab panel 2 should be assembled. First, the surfer 12 and the joint 10 are installed in the area where the slab panel 2 is to be assembled, as shown in FIGS. Install the drop head (8).

The main beam assembly 4 is installed between the drop heads 8, and the main beam assembly 4 is assembled in a state where the fixed head 106 and the locking head 108 are lowered as shown in FIG. 47. The drop head 8 of FIG. 47 corresponds to the state of FIG. 40.

In this case, the slab panel 2 may be assembled between the main beam assemblies 4 parallel to each other, and the slab panel 2 may be fitted in the opposite direction from one end in the longitudinal direction of the main beam assembly 4. That is, corresponding sides of the pair of spaced main beam assemblies 4 constitute a sliding channel by assembling the slab panel 2. FIG. 50 is a view corresponding to the state of FIG. 47, and FIG. 47 shows a state in which the main beam assembly 4 is installed between the dropped drop heads 8, and FIG. 50 shows a main state in a state corresponding to FIG. 47. The slab panel 2 is assembled between the beam assemblies 4.

After the assembly of the slab panel 2 to the main beam assembly 4 is completed, the fixing head 106 and the locking head 108 of the drop head 8 are elevated to the state of FIG. 39, and the locking head 108 is moved. It locks in the state of FIG.

When all the main beam assemblies 4 are assembled to the drop head 8, the state of FIG. 48 is obtained. 51 is a diagram corresponding to the state of FIG. 48.

Thereafter, the peripheral area in which the slab panel 2 is assembled is finished using the general panel 200 as shown in FIG. 49. At this time, the general panel 200 is supported by the lower support block 504 and the support rod 506, the support block 504 may be composed of a conventional block body for supporting the conventional general panel 200, the support rod 506 may also use a normal vertical support rod.

As described above, after the slab panel 2 is assembled, concrete is poured and cured thereon.

-Dismantling-

When curing of the concrete 500 is completed, the slab panel 2 may be dismantled as shown in FIGS. 52 to 56.

52 to 54 are dismantling flowcharts corresponding to the cross section of the A1-A1 part of FIG. 1, and FIGS. 55 and 56 are dismantling flowcharts corresponding to the cross section of the A2-A2 part of FIG.

FIG. 52 is a view of the state where the concrete 500 is cured, and in order to dismantle the slab panel 2, first, the general panel 200 which is finished around the slab panel 2 is removed. The general panel 200 may be removed by removing the support bar 506 and the support block 504 and then tearing the general panel 200 from the concrete 500.

FIG. 53 is a view where the general panel 200 is removed, and a view corresponding to the state of FIG. 53 is FIG. 55.

Thereafter, as shown in FIG. 38, the lock head 108 of the drop head 8 in the locked state is converted into the disassembled state as shown in FIG. 39, and the fixed head 106 and the lock head 108 of the drop head 8 are replaced. It descends as shown in the state of FIG.

Then, when the fixed head 106 and the lock head 108 of the drop head 8 are lowered, the main beam assembly 4 is down as shown in FIG. The dismantling of the main beam assembly 4 is preferably performed gradually at one end as shown in FIG.

When the main beam assembly 4 is down as shown in FIG. 54, the slab panel 2 is separated from the concrete 500 by its own weight and seated on the main beam assembly 4 as shown in FIG. 56.

54 and 56, the main beam assembly 4 is sequentially down, and the slab panel 2 is guided in a direction opposite to the conveyed direction when the main beam assembly 4 is down. It can be dismantled from the main beam assembly 4.

As mentioned above, although preferred embodiment of this invention was described in detail, this invention is not limited to the said embodiment, A various deformation | transformation by a person of ordinary skill in the art within the scope of the technical idea of this invention is carried out. This is possible.

1 is a plan view of a slab panel installation system according to the present invention.

FIG. 2 is a perspective view corresponding to a partial region of FIG. 1.

3 is a perspective view of a slab panel 2 according to the invention.

4 is a perspective view of panel 26 of FIG. 3.

FIG. 5 is a perspective view of the frame 2a of FIG. 3.

6 is a perspective view of the long side main frame 20.

7 is a plan view of the long side main frame 20.

8 is a rear view of the long side main frame 20.

9 is a side view of the long side main frame 20.

10 is a perspective view of the subframe 22.

11 is a plan view of the frame 2a.

12 is a front view of the frame 2a.

13 is a side view of the frame 2a.

FIG. 14 is an enlarged cross-sectional view of A13 of FIG. 13.

15 is a perspective view of the main beam assembly 4.

16 is an enlarged partial front view of one end of the main beam assembly 4.

17 is a perspective view and a partially enlarged view of the main beam.

18 is a side view of the main beam 40.

19 is a partial cross-sectional view illustrating a support structure of the lower end portion of the slab panel 2.

20 is a front view of the main beam head 42.

21 is a side view of the main beam head 42.

22 is a perspective view of the subbeam assembly 6.

23 is an enlarged partial front view of one end of the subbeam assembly 6.

24 is a perspective view and a partially enlarged view of the subbeam 70.

25 is a front view of the subbeam head 72.

26 is a side view of the subbeam head 72.

27 is a perspective view of the drop head 8.

28 is a front view of the elevating frame 124.

29 is a plan view of the top plate 102.

30 is a front view (A) and a side view (B) of the vertical frame 100.

31 is a top view of the base 110.

32 is a front view of the fixing frame 112.

33 is a perspective view of the fixing head 106.

34 is a plan view of the fixing head 106.

35 is a side view of the fixing head 106.

36 is a plan view and a 36A partial cross section and a 36B partial cross section of the lockhead 108. FIG.

37 is a front view of the lockhead 108.

38 is a front view of the drop head 8 showing the state in which the lock head 108 is in the locked position.

39 is a front view of the drop head 8 showing the state in which the lock head 108 is in the disengaged position.

40 is a front view of the drop head 8 with the fixed head 106 and the lock head 108 disassembled.

FIG. 41 is a perspective view illustrating main parts for explaining the coupling between the drop head 8 and the main beam assembly 4.

FIG. 42 is a side view illustrating a state in which the drop head 8 is configured between the main beam assemblies 4.

43 is a side view for explaining the coupling between the drop head 8 and the subbeam assembly 6.

44 is a perspective view of the joint head 440.

45 is a top view of the joint head 440.

46 is a side view of the joint head 440.

47 to 51 are views for explaining how the slab panel 2 is assembled.

47 to 49 are assembly flow charts corresponding to the cross section of the portion A1-A1 of FIG. 1,

50 and 51 are assembly flowcharts corresponding to a cross section of the A2-A2 portion of FIG. 1.

52 to 56 are views for explaining how the slab panel 2 is dismantled.

52 to 54 are dismantling flowcharts corresponding to a cross section of the A1-A1 portion of FIG. 1,

55 and 56 are dismantling flowcharts corresponding to a cross section of the A2-A2 portion of FIG. 1.

Claims (17)

A drop head including a fixed head which moves up and down vertically and selectively disposing the fixed head at a first position of the upper portion for fixing and a second position of the lower portion for dismantling; A support member installed below the drop head and supporting the drop head vertically; And A first extension part constituting a channel bent upwardly is formed on both sides, and both ends of the longitudinal direction are combined with the fixed head of the drop head and flow in accordance with the ascending and descending between the first position and the second position of the fixed head, And a main beam assembly having one side edge of a rectangular slab panel coupled with the extension portion. At least two main beam assemblies are combined with at least one of the drop heads to form a longitudinal rail, and at least two rails are formed; The slab panel is assembled and dismantled between the main beam assemblies forming the rail by guiding a corner thereof coupled to a channel of the main beam assembly while the fixed head of the drop head is lowered to the second position. When the fixing head of the drop head assembled with the main beam assembly is lifted to the first position while the slab panel is assembled to the main beam assembly, the slab panel is assembled to the main beam assembly and moved upward. Slab panel mounting system, characterized in that installed. The method of claim 1, wherein the drop head, Vertical frame in the vertical direction, the upper plate is welded to the upper end of the vertical frame, the stopper is installed to protrude in the horizontal direction on the lower portion of the upper plate, the lock protruding a predetermined height to both sides while passing through the vertical frame to the lower portion of the stopper A lifting frame having a pin and a base joined by welding to a lower end of the vertical frame; A fixed head having a first through hole through which the vertical frame is inserted, through which the locking pin can pass, and a second extension protruding while being inclined upwardly outward for engagement with an end of the main beam assembly; ; A tapping block having a second through hole disposed under the fixed head and into which the vertical frame is inserted, the taping block having a taping surface at the bottom thereof is formed at both sides of one end of the second through hole, and the second through hole is the taping And a locking head divided into a guide region in which the block is configured and a dismantling region in communication with the guide region. The locking pin is moved horizontally so that the vertical frame is positioned in the guide region of the second through hole while the fixing head and the locking head are elevated to the first position between the stopper and the locking pin. The fixing head and the locking head are fixed between the stopper and the locking pin by supporting the taping surface of the taping block. The slab panel is installed so that the lock head and the lock head are guided to the vertical frame to be seated on the base in the second position by moving the lock head horizontally so that the vertical frame is positioned in the dismantling area of the second through hole. system. The method of claim 2, The slab panel installation system in which the top surface of the elevating frame and the cross section of the vertical frame have a rectangular shape, and the top plate and the vertical frame are planarly alternately arranged so that the vertices of the vertical frame correspond to the sides of the top plate. . The method of claim 3, wherein the elevating frame,  A joint chain having one end welded to the base; A joint pin having one end connected to an end of the joint chain and a circular through hole formed at the other end thereof; And And a spring coater inserted into and fixed to the through hole of the joint pin. The method of claim 2, The elevating frame further comprises a fixing frame which is installed in the longitudinal direction of the vertical frame in the lower portion of the base coupled to the welding, the fixing frame is inserted into the end of the support member and the slab panel installation system. The method of claim 2, wherein the main beam assembly, A main beam extending in the longitudinal direction; And It includes; main beam head coupled to the both ends of the main beam by welding; The main beam extends to the sides of the central portions of both sidewalls and is bent upward to form a first extension part which forms the channel, and is configured on the first extension part and has an upper body having at least one hollow and the The lower body having at least one hollow is formed integrally with respect to the first extension and is integrally formed. The main beam head has a surface coupled to the end of the main beam by welding, and a hollow is formed at an upper side to the opposite side of the surface and an opening is formed at a lower portion thereof, and at the end at which the opening is formed, the second extension of the drop head is formed. Slab panel installation system, in which a jaw is formed that is joined to the part. The method of claim 1, The sub-beam assembly is further configured in a direction crossing the rail at one end of the rail consisting of the combination of the main beam assembly and the drop head, The subbeam assembly, A sub beam extending in the longitudinal direction; And And a sub beam head welded to both ends of the sub beam by welding. The sub-beams have a rectangular pipe shape in which a rectangular hollow is formed, and third extension portions extending upwardly from both side walls and bent outwards are respectively formed, and a channel is formed at the lower portion thereof. And the sub beam head has a surface welded to a longitudinal end of the sub beam and a hollow is formed on the opposite side of the sub beam, and a jaw extending downward from the plane forming the hollow is formed. The method of claim 1, wherein the support member, A joint coupled to a lower end of the drop head; And An upper end coupled to the joint and a lower end supported by the ground; The joint is a slab panel installation system is formed on the upper end of the drop head and the plate for screwing and through holes at predetermined height intervals. The method of claim 1, Further comprising a joint head coupled between the drop head and the support member, The joint head, A joint guard for guiding the end of the drop head; A base plate on which the joint guard is configured; And A slab panel mounting system comprising a fixing frame coupled to the base plate bottom by welding. The method of claim 9, wherein the joint head, A joint chain having one end welded to the base plate; A joint pin having one end connected to an end of the joint chain and a circular through hole formed at the other end thereof; And And a spring coater inserted into and fixed to the through hole of the joint pin. A pair of long side main frames disposed parallel to each other, a pair of short side main frames respectively disposed between end portions of the pair of scene main frames and joined by welding, and the short side main frames between the long side main frames; A soldier-shaped frame disposed side by side and including a plurality of sub-frames welded at ends thereof to the side walls of the long side main frame; And And a panel disposed on the long side main frame, the short side main frame, and the sub frame, and coupled thereto. The long side main frame and the short side main frame, It has a predetermined height and extends in the longitudinal direction, and a chamfer is formed at right angles at both ends of the longitudinal direction, and a plurality of minute unevennesses are formed in the longitudinal direction at the upper part of the inner surface, and an end bent inward at the lower part of the inner side is formed. Outer walls, and The slab panel is formed integrally with the inner surface of the outer wall and comprises a ridge forming a hollow and a screw hole formed in the upper surface. Installing a drop head on a supporting member, the drop head including a fixed head which is vertically raised and lowered at four sides and has a first extension portion extending outwardly and disposed at a lowered dismantling position; By arranging the supporting member and the drop head installed on the upper part in one direction, the upper end of the main beam assembly and the first extension part of the fixed head are fastened to each other and bent upwards on both sides between the drop heads. Assembling the main beam assembly having a second extension portion constituting a channel to form a rail; Forming a plurality of rails for an area in which concrete is to be poured; Arranging the slab panel with the edges of the rectangular slab panel coupled to the channel of the main beam assembly between the pair of rails, and then sliding the slab panel along the channel to assemble the main beam assembly. step; After the slab panel is assembled to the main beam assembly, when the fixed head of the drop head to which the main beam assembly is fastened is lifted to a fixed position, the main beam assembly is raised in conjunction with the lifting of the fixed head to raise the slab panel. Setting the upper portion; And And repeating the step of setting the slab panel upward with respect to the area in which the rail is installed to complete the installation of the slab panel in the area in which the concrete is to be poured. 13. The method of claim 12, The support member is installed by installing a supporter supported on the ground, and installing a joint having a through hole formed at a predetermined height on the surfer while having a plate on the top thereof, and a lower end of the surfer and an upper end of the joint And a pin coupled to the top of the surfer is screwed with the lower portion of the drop head using the plate. The method of claim 13, Further coupling a joint head between the drop head and the joint, The joint head, A joint guard for guiding the end of the drop head; A base plate on which the joint guard is configured; And Slab panel assembly method comprising a fixing frame consisting of a weld on the base plate bottom. 13. The method of claim 12, Slab panel assembly method further comprising the step of installing a general panel supported by a support bar and a support block in the peripheral region of the area where the plurality of the rail is formed of the concrete to be placed. 13. The method of claim 12, Sub-beam assembly between at least one of the fixed head of the drop head included in the rail spaced apart from the end of the rail and the channel of the main beam assembly in the process of assembling the slab panel to the main beam assembly Slab panel assembly method further comprising the step of installing the. In the method of dismantling the slab panel installed by the method of claim 12, After curing of the poured concrete is completed, the fixed head of the drop head assembled with the main beam assembly in which the slab panel is installed is lowered to the dismantled position, and the lowering of the fixed head is sequentially performed with respect to the rail. step; And When the main beam assembly is lowered in conjunction with the falling of the fixed head of the drop head, the slab panel disposed on the rail guides in a sliding manner to remove from the main beam assembly; slab panel disassembly method comprising a .

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