KR101709235B1 - Formwork structure using plastic formwork panel - Google Patents

Abstract

According to the present invention, the present invention relates to a synthetic resin panel for a mold, and a mold structure using the same. The synthetic resin panels are arranged in a plane structure, wherein a horizontal shore and a vertical shore are assembled using a clip; and a U-shaped bolt to enable a mold to easily be installed and disassembled, secure sufficient support rigidity, and increase recyclability.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a formwork structure using a plastic panel for a formwork,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a mold used for placing a concrete in a specific shape when a pipe or a building is constructed. More particularly, the present invention relates to a synthetic resin panel for molding.

Typically, formwork is used to pour concrete to form a building wall during building construction. In addition, molds are used so that concrete can be poured even when constructing pipes for waterworks and sewerage works.

Wood panels are mainly used for such formwork, but recently, a euro form made of a metal material having good reusability has been used.

However, since the metal foams have a large weight, there is a problem that the cost of transporting the materials increases, the noise is severely generated during assembly and disassembly, and the facilities and disassembly are not easy.

Accordingly, there has been proposed a synthetic resin mold made of a plastic material, which is disclosed in Korean Registered Utility Model No. 20-0394606 (2005.09.02), Registered Patent Publication No. 10-1163135 (July 06, 2012) 10-0543660 (Jan. 20, 2006) disclose various techniques related to a synthetic resin mold.

However, the molds using the synthetic resin panels of the prior art have a problem in that they are difficult to construct or disassemble, have a higher rigidity that can be applied to a large-scale construction, and have limitations in increasing the recyclability .

Also, there is also a problem that it is not easy to apply the molds of the prior art to the bending part at the time of the pipe protection facility of the bending tube.

Korean Registered Patent No. 10-0543660 (2006.01.20) Korean Registered Patent No. 10-1330371 (November 13, 2013)

The present invention has been conceived to solve the above-mentioned problems, and it is an object of the present invention to provide a method and a device for assembling vertical and horizontal beams on respective synthetic resin panels, facilitating construction and disassembly of a form, The present invention also provides a synthetic resin panel for a mold, which can be applied to an automobile, and which can increase recyclability.

According to another aspect of the present invention, there is provided a synthetic resin panel for molding comprising: a base plate for forming an inner wall surface of a mold; a panel portion having a peripheral wall formed at a predetermined height around the base plate; A tongue-and-groove assembly formed in the middle of the panel portion, the tongue-shaped insertion groove being formed to be long so that an outer portion of the tongue is inserted and fixed; And a lattice reinforcing portion formed in the panel portion as a lattice-shaped rib inside the peripheral wall and a bottom plate excluding the torsion bar assembly portion.

Preferably, the rib assembly is formed so as to be filled with a predetermined thickness, and the lattice reinforcing portion is formed with a lattice rib in a state where the lattice reinforcing portion is empty.

The tongue-and-groove assembly may have a cross-securing portion for fixing the tongue in a middle portion of the insertion groove. A plurality of bolt holes are formed in the clip fastening portion so as to insert a U-shaped bolt to be fastened to the clip, .

Preferably, the plurality of support ribs are formed in a direction orthogonal to the direction in which the torsion bar passes so as to form the insertion groove while supporting the torsion bar on both sides of the crossing fixing part.

The mold structure using the synthetic resin panel for molding according to the present invention for realizing the above-mentioned problems comprises a plurality of synthetic resin panels using the above-described synthetic resin panel for molding, the synthetic resin panels being arranged so that the above- A first shroud inserted into the shovel assembly portion of the synthetic resin panels; A second shroud disposed orthogonally to the first shroud above the first shroud; A U-shaped bolt assembled at a position where the first shore and the second shore intersect at the shore assembly part; And a clip which is fastened to the U-shaped bolt in a state of being closely attached to the circumference of the second shore at a point where the first shore and the second shore intersect to fix the first shore and the second shore.

Wherein the hinge includes a pair of hinge pieces having shaft assemblies which are assembled with the synthetic resin panels of both the molds and cross each other at portions facing each other, And the hinge shaft includes a hinge shaft inserted into the shaft assembly in a state where the shaft assembly is hinged on one axial line.

Preferably, the hinge piece is formed with an assembly wall bent to be in close contact with the peripheral wall, and the assembly wall is assembled to the synthetic resin panel in such a manner that the assembly wall is bolted to the peripheral wall of the synthetic resin panel.

The above and other objects and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings in which: In addition to the principal task solutions as described above, various task solutions according to the present invention will be further illustrated and described.

The synthetic resin panel for molding according to the present invention and the workpiece structure using the same are arranged in such a manner that the synthetic resin panels are arranged in a planar structure and the horizontal and vertical bars are assembled thereon so that the installation of the formwork is easy, There is an easy effect.

In addition, since the present invention is assembled to the respective synthetic resin panels so as to cross the vertical and horizontal ribs at the rear side of the synthetic resin panel, sufficient supporting rigidity can be secured even when applied to construction of large facilities.

Further, according to the present invention, since the U-shaped bolt and the clip can be disassembled to separate the respective parts, there is an effect that the recyclability is increased.

In addition, since the bent portion of the form can be handled by using a hinge, the present invention can be easily applied to a bush hole.

1 is a perspective view showing a use state of a mold structure using a synthetic resin panel according to an embodiment of the present invention.
2 is a perspective view illustrating a synthetic resin panel for molding according to an embodiment of the present invention.
3 is an incision oblique view in the direction of line AA in Fig.
4 is an incision oblique view in the BB line direction of Fig.
5 is a perspective view showing a basic assembly state of a mold using a synthetic resin panel according to an embodiment of the present invention.
Fig. 6 is a cross-sectional view in the CC line direction of Fig. 5. Fig.
7 is a cross-sectional view in the DD line direction of Fig.
8 is a perspective view showing a formwork structure using a synthetic resin panel for molding according to an embodiment of the present invention.
9 is a perspective view illustrating a hinge connection structure of a mold structure using a synthetic resin panel according to an embodiment of the present invention.
10 is an assembled perspective view illustrating a hinge connection structure of a die structure using a synthetic resin panel according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a perspective view showing a use state of a mold structure using a synthetic resin panel according to an embodiment of the present invention.

For reference, FIG. 1 shows a construction state using the formwork structure of the present invention at the time of constructing a pipe protection box.

Referring to FIG. 1, a formwork structure 100 is installed to construct a pipe protection hole around a pipe 200.

The mold structure 100 is constructed such that the synthetic resin panels 10 are arranged on both sides of the pipe 200 in a planar structure and the synthetic resin panels 10 are crossed with the clip 40 and the U- And is supported by the vertical barriers (50) and the horizontal barriers (60) installed. On the front and back sides of the formwork, panels 85 made of metal such as iron plate are installed around the pipe. At the upper part of the vertical barriers 50, wires 90 are provided at appropriate intervals to prevent the width of the formwork from spreading. Respectively.

1, when the pipe protection hole is formed in the curved pipe 200, the intermediate part of the form must be bent as well. The hinge 70 is formed at the bent part of the form, do.

The main constituent parts of the formwork structure 100 constructed as above will be described in detail with reference to Figs. 2 to 10. Fig.

First, the mold synthetic resin panel 10 will be described with reference to FIGS.

Fig. 2 is a perspective view of the synthetic resin panel 10, Fig. 3 is an incision view in the A-A line direction of Fig. 2, and Fig. 4 is an incision view in the B-B line direction of Fig.

The synthetic resin panel 10 is largely made up of three parts, that is, a panel part 11, a tongue part 15, and a grid reinforcing part 20. It is preferable that the synthetic resin panel 10 is integrally formed through injection molding or the like.

The panel unit 11 includes a base plate 12 forming an inner wall surface of the formwork and a peripheral wall 13 formed vertically at a predetermined height around the base plate 12 to form an outer periphery.

The panel 11 is formed in a rectangular panel structure. The base plate 12 is formed in a flat plate-like structure. The outer surface of the plate 11 is flat-structured so that the peripheral wall 13 can be closely attached to other synthetic resin panels 10. .

Bolt holes 14 are preferably formed in the circumferential wall 13 so as to assemble the synthetic resin panels 10 together with bolts or to assemble the hinges 70 as necessary.

The trough assembly 15 has a U-shaped concave insertion groove formed so as to be long enough to be assembled and fixed in a state where a part of the outer side of the vertical barb 50 is inserted into the central part of the panel 11.

The cross securing portion 16 for securing the cross is fixed to the intermediate portion of the insertion groove by a predetermined length. The cross securing portion 16 is provided with cross sec- tions 50 and 60 A plurality of bolt holes 17 for inserting a U-shaped bolt 30 formed in the clip fastening portion 18 and fastened to the clip 40; ) Is preferably formed.

The tongue and groove assembly 15 is provided at both sides of the crossing fixing portion 16 in a direction orthogonal to the direction in which the vertical tongue 50 passes so as to form the insertion groove into which the vertical tongue is inserted A plurality of support ribs 19 are preferably formed.

The tie bar assembly 15 includes a cross fixing part 16 having an insertion groove structure with a U-shaped groove as a whole and in which a clip fastening part 18 and a bolt hole 17 are formed, And support ribs 19 are formed on both sides.

The lattice reinforcing part 20 has a grid-like rib 21 so as to have a sufficient rigidity while reducing weight in the bottom plate 12 and the peripheral wall 13 of the panel part 11, Are continuously formed.

In this way, the lattice reinforcing portion 20 is formed with the lattice type rib 21 in an empty state, while the lattice reinforcing portion 15 has sufficient support for supporting the vertical and horizontal rafts 50 and 60 It is preferable to fill the inside with a predetermined thickness so as to have rigidity.

On the other hand, the synthetic resin panel 10 is not limited to the one made of synthetic resin but can be made of a similar metal structure such as aluminum or iron.

Next, the basic assembling structure of the mold will be described with reference to FIGS. 5 to 8. FIG.

5 is a perspective view showing a basic assembling state of a mold using the above-described synthetic resin panel 10, FIG. 6 is a cross-sectional view in the CC line direction of FIG. 5, 10 is a perspective view showing a mold structure 100 using a plurality of synthetic resin panels 10. FIG.

Referring to these drawings, the mold structure 100 is arranged such that the above-described synthetic resin panels 10 are connected to each other by a certain width in a grid pattern, and the clip 40 and the U- 50 and a horizontal barb 60 are assembled.

Here, the vertical barb 50 and the horizontal barb 60 are formed of circular pipes, and the respective lengths are appropriately set in accordance with the size of the form. However, in the case of the vertical barb 50, as shown in FIG. 1, it is preferable that the vertical barb 50 has a length that can protrude to the upper side of the formwork structure 100. This is to prevent the mold from spreading when the concrete is poured into the formwork structure 100 by connecting the wires 90 as described above.

The vertical barriers 50 are installed in a structure inserted into the horizontal bar assembly 15 of the vertically arranged synthetic resin panels 10.

The horizontal barriers 60 are installed in a direction orthogonal to the vertical barriers 50, that is, in the horizontal direction, above the synthetic resin panels 10 and the vertical barriers 50.

The U-shaped bolts 30 are assembled at the intersection of the vertical barb 50 and the horizontal barb 60 in the horizontal bar assembly 15 of the synthetic resin panel 10. That is, the U-shaped bolt 30 is inserted into a pair of bolt holes 17 (see FIGS. 2 to 4) so as to be exposed from the bottom plate 12 of the synthetic resin panel 10 to the upper portion of the clip fastening portion 18.

As shown in FIG. 6, each U-shaped bolt 30 is installed so as to protrude above the clip fastening portion 18 on the periphery of the vertical barb 50 and one on each side of the horizontal barb 60.

The clip 40 is fastened to the U-shaped bolt 30 while being in close contact with the circumference of the horizontal hoist 60 at the intersection of the vertical hoist 50 and the horizontal hoist 60, Thereby fixing the hatch 60.

It is preferable that the clip 40 is structured so as to have a flange portion 45 which is in close contact with the clip fastening portion 18 on both sides thereof and through which the U-shaped bolt 30 penetrates and is fastened with the bolts 35. [

Accordingly, the synthetic resin panels 10 are continuously arranged in a planar structure in accordance with the installation area of the formwork, and the clip 40 and the U-shaped bolts 30 The mold structure 100 can be constructed by assembling and fixing the resin panels 10 with each other.

In the above embodiment, the shape of the mold structure 100 is configured such that the tongue assembly 15 of the synthetic resin panel 10 is positioned in the vertical direction and the vertical tongue 50 is inserted into the tongue assembly 15 The horizontal barb 60 may be firstly inserted into the horizontal barb assembly 15 of the synthetic resin panel 10 and then the vertical barber 50 may be clipped 40 and the U-shaped bolts 30 to form the formwork structure.

Next, when a pipe protection hole is provided in the bending tube as shown in FIG. 1, the bending die must also be bent along the bending tube. Referring to FIGS. 9 and 10, description will be given of the die assembly 100 capable of bending portions. do.

9 is an assembled or exploded perspective view showing the connection structure of the hinge 70 of the formwork structure 100 and FIG. 10 is an assembled perspective view showing the connection structure of the hinge 70 of the formwork structure 100. FIG.

Referring to FIG. 1, a hinge 70 is provided at a bent portion between both die structures 100.

The hinge 70 is composed of a pair of hinge pieces 71 and 72 and a hinge shaft 80 connecting the hinge pieces 71 and 72 as shown in Figs.

The hinge pieces 71 and 72 are elongated in the vertical direction so that one side of the hinge pieces 71 and 72 is assembled with the synthetic resin panels 10 of both the molds and the opposite side surfaces of the hinge pieces 71 and 72 are axially assembled .

The hinge pieces 71 and 72 are formed with an assembling wall 73 which is bent at one side so as to be in close contact with the peripheral wall 13 of the synthetic resin panel 10. The assembling wall 73 has a bolt hole 74, And is assembled with the bolt holes 14 of the synthetic resin panel 10 by bolts or the like.

The hinge shaft 80 is inserted into the shaft assembly 75 in a state where the shaft assembly 75 of the pair of hinge pieces 71 and 72 is coupled so as to be positioned on one axis, Of the hinges can be bent to a desired angle.

Accordingly, the hinge 70 can be configured to be angularly adjustable and assembled to both the mold structures 100, thereby being easily used to construct the mold of the bent pipe protecting hole.

As described above, the technical ideas described in the embodiments of the present invention can be implemented independently of each other, and can be implemented in combination with each other. While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art. It is possible. Accordingly, the technical scope of the present invention should be determined by the appended claims.

10: Synthetic resin panel 11: Panel part
12: Base plate 13: Perimeter wall
14: bolt hole 15:
16: crossover fixture 17: bolt hole
18: clip fastening part 19: support rib
20: Grating reinforcement 21: Grating rib
30: U-bolt 40: Clip
45: flange portion 50: vertical barb
60: Horizontal barb 70: Hinges
71, 72: Hinged piece 73: Assembly wall
74: bolt hole 75: shaft assembly part
80: hinge shaft 85: curtain panel (steel plate)
100: Formwork structure 200: tube

Claims (7)

A panel part having a bottom plate forming an inner wall surface of the formwork and a peripheral wall formed at a predetermined height along the periphery of the bottom plate, a panel part having a hollow part formed with a long insertion groove for fixing an outer part of the panel to the center part of the panel part, And a plurality of synthetic resin panels, each of which is composed of the bottom plate excluding the tongue assembly part in the panel part, and the lattice reinforcing part formed in the inside of the peripheral wall in a lattice type rib,
A first shroud inserted into the insertion groove of the synthetic resin panels;
A second shovel disposed orthogonally with the first shovel above the first shovel;
A U-shaped bolt assembled at a location where the first shore and the second shore intersect at the shore assembly;
And a clip fastened to the U-shaped bolt in tight contact with the circumference of the second sharps at a point where the first sharps and the second sharps intersect to fix the first sharps and the second sharps.
Formwork. The method according to claim 1,
The tongue-and-groove assembly is formed so as to be filled with a predetermined thickness,
Wherein the lattice reinforcing portion is formed with the lattice-like ribs in an empty state,
Formwork. The method according to claim 1,
Wherein a cross-securing portion for fixing the first shovel and the second shovel is formed at a predetermined length in a middle portion of the insertion groove in the shovel assembly portion,
A clip fastening portion to which the clip for fixing the first and second fastening portions intersecting with each other is closely contacted; And a plurality of bolt holes formed in the clip fastening part to insert the U-shaped bolt fastened to the clip,
Formwork. The method of claim 3,
Wherein the tie bar assembly includes a plurality of support ribs formed on both sides of the crossing fixing portion in a direction perpendicular to a direction in which the first tongue passes to form the insertion groove while supporting the first tongue,
Formwork. A plurality of synthetic resin panels, each of which is composed of a panel part forming an inner wall of the mold, and a bottom part assembling part formed in a central part of the panel part,
A first shroud inserted into the shroud insertion grooves of the synthetic resin panels;
A second shovel disposed orthogonally with the first shovel above the first shovel;
A U-shaped bolt assembled at a location where the first shore and the second shore intersect at the shore assembly;
And a clip fastened to the U-shaped bolt in tight contact with the circumference of the second sharps at a point where the first sharps and the second sharps intersect to fix the first sharps and the second sharps.
Formwork. The method according to claim 1,
A hinge is inserted into the bent portion of the mold,
The hinge includes a pair of hinge pieces having shaft assemblies which are assembled with the synthetic resin panels of both the molds and cross each other at portions facing each other; And a hinge shaft inserted into the shaft assembly with the pair of hinge pieces being coupled such that the shaft assembly is positioned on one axis,
Formwork. The method of claim 6,
Wherein the hinge piece is formed with an assembled wall bent to be in close contact with the peripheral wall,
Wherein the assembly wall is bolted to the peripheral wall of the synthetic resin panel,
Formwork.

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