WO2021020712A1

WO2021020712A1 - Aluminum mold panel assembly for construction

Info

Publication number: WO2021020712A1
Application number: PCT/KR2020/007114
Authority: WO
Inventors: 전병호
Original assignee: 금강공업 주식회사
Priority date: 2019-07-26
Filing date: 2020-06-02
Publication date: 2021-02-04
Also published as: CN114174613B; KR20210012779A; KR102306314B1; CN114174613A

Abstract

The present invention relates to an aluminum mold panel assembly for construction. An aluminum mold panel assembly for construction according to the present invention is characterized by comprising a first unit panel and a second unit panel which are fixed in a state in which end portions thereof having reinforcing ribs are in close contact with each other, wherein one of the closely contacting surfaces of the first unit panel and the second unit panel has an insertion groove portion formed such that an inner space is formed larger than an opening space, and the other closely contacting surface has a fixing protrusion portion which is deformed by an external force when inserted in the insertion groove portion, and is thereby pressed and fixed inside the insertion groove portion.

Description

Building aluminum formwork panel assembly

The present invention relates to an aluminum formwork panel assembly for construction, and more particularly, to an aluminum formwork panel assembly for construction that can firmly fix a pair of unit panels constituting a finishing panel by a pressing method.

Building walls such as apartments, buildings, and general houses are formed by casting concrete and curing after forming a basic shape using a formwork. Usually, a formwork is a temporary structure that is used until concrete is cured by maintaining concrete in a certain shape and dimension, preventing leakage of moisture required for its hardening, and preventing external impacts from hitting the concrete. The construction of this formwork has a very important effect on the construction process and result of concrete, and has a lot of influence on the finishing work, so much attention is paid to the construction of the formwork.

Such a formwork is usually divided into a flow path formed by bonding plywood to the front surface of a steel frame and a high-grade aluminum foam formed of aluminum.

The conventional euroform can be removed and reused after pouring, but it is difficult for a worker to handle it alone because it is heavy due to a frame made of thick plywood and steel. Accordingly, when the Euroform is manufactured in a small standard, the number of connection work increases during construction, which increases the construction period and cost.

On the other hand, Republic of Korea Utility Model Registration No. 20-0169470 "concrete formwork" is a plate material having a width of half the size of the plate material in which one formwork is completed, and a side frame formed vertically at one end of the plate material is extruded. It is proposed a form made of an aluminum material that is integrally formed by molding, and consists of two plates welded symmetrically.

However, the conventional aluminum formwork is configured to connect by welding a pair of plate materials, but there is a problem that a large number of defect rates occur during the welding process.

In addition, due to the characteristics of aluminum, it is easy to make holes in the board during the welding process, so the thickness of the board must be made thicker than necessary, which acts as a factor of increasing the load of the formwork and the production cost, so minimizing the welding area is necessary. desirable.

Accordingly, an object of the present invention is to solve such a conventional problem, and to provide an aluminum formwork panel assembly for construction capable of firmly fixing a pair of unit panels constituting a finishing panel in a pressing method.

In addition, in the process of compressing a pair of unit panels, it is to provide an aluminum formwork panel assembly for construction that can exhibit a solid fixing force even when pressure for deformation of the fixing protrusion is not completely provided.

The object includes a first unit panel and a second unit panel constituting a finishing panel by fixing one end of the reinforcing rib formed in close contact with each other according to the present invention, the first unit panel and the second unit panel In one of the surfaces in close contact with each other, an insertion groove portion is formed in which the inner space is relatively expanded than the opening space, and the other is provided with a fixing protrusion fixed in the insertion groove portion. Achieved by

Here, it is preferable that the fixing protrusion is deformed by an external force in a state inserted into the insertion groove and is compressed and fixed in the insertion groove.

In addition, it is preferable that, among the inner wall surfaces of the insertion groove, each of the first surface and the second surface in contact with the opening space are recessed.

In addition, of the inner wall surface of the insertion groove, the third surface facing the opening space and connecting the first surface and the second surface includes a first inclined surface whose both sides are symmetrical to each other so that the center protrudes toward the opening space. It is preferable that a projection is provided.

In addition, it is preferable that the fixing protrusion includes a pair of insertion protrusions respectively inserted into the fastening grooves recessed from the first and second surfaces.

In addition, it is preferable that the front end of the insertion protrusion is provided with a second inclined surface for guiding the deformation direction of the insertion protrusion.

In addition, it is preferable that a stepped portion is provided on the second slope of the insertion protrusion.

In addition, it is preferable that a recess is formed in a portion where the second inclined surfaces of the pair of insertion protrusions are connected.

In addition, it is preferable that the insertion groove and the fixing protrusion are respectively formed on surfaces facing each other of the reinforcing rib.

In addition, a reinforcing bar disposed in the transverse direction on the rear surface of the finishing panel; including, and it is preferable that flanges for supporting end portions of the reinforcing bar are provided on both sides of the finishing panel.

In addition, the reinforcing bar preferably includes a support bar whose both ends are inserted and supported by a fastening hole provided in the flange, and a support bar extending from one side of the support bar and supported on the rear surface of the finishing panel.

In addition, it is preferable to further include a fixed block for fixing the support rod of the reinforcing bar to the flange.

In addition, it is preferable that the support rod of the reinforcing bar has an insertion hole formed therein in the longitudinal direction, and the fixing block is inserted into the insertion hole of the support rod inserted into the fastening hole of the flange.

In addition, it is preferable to fix the support rod to the flange by expanding the outer diameter of the support rod while being inserted into the insertion hole.

In addition, it is preferable that an uneven portion is provided on the side of the front end of the fixing block, and the reinforcing bar is fixed to the fixing block by compressing a region corresponding to the uneven portion.

In addition, the reinforcing rib is preferably provided with a slit into which the support of the reinforcing bar can be inserted.

In addition, the slit is preferably made of a form in which the support of the reinforcing bar is fastened through.

According to the present invention, there is provided an aluminum formwork panel assembly for construction capable of firmly fixing a pair of unit panels constituting a finishing panel in a pressing method.

In addition, there is provided an aluminum formwork panel assembly for construction capable of exerting a solid fixing force even when pressure for deformation of the fixing protrusion is not completely provided in the process of compressing a pair of unit panels.

1 is a perspective view of the present invention building aluminum formwork panel assembly,

Figure 2 is an exploded perspective view of the present invention building aluminum formwork panel assembly,

Figure 3 is an exploded perspective view of the finishing panel shown in Figure 2,

Figure 4 is a rear view of the present invention building aluminum formwork panel assembly,

5 is a cross-sectional view taken along line A-A' of FIG. 4;

6 is a functional diagram showing a process of combining the first unit panel and the second unit panel shown in FIG. 5;

7 is a cross-sectional view taken along line B-B' of FIG. 4,

8 is a cross-sectional view taken along line C-C' of FIG. 4.

* Explanation of symbols *

10: finishing panel, 11: long side flange, 11a: fastening hole,

20: short side flange, 30: reinforcement bar, 31: support bar,

31a: insertion hole, 32: support, 40: fixed block,

110: first unit panel, 111: first panel, 112: first reinforcing rib,

112a: slit, 113: insertion groove, 113a: fastening groove,

113b: guide protrusion, 113c: first slope, 120: second unit panel,

121: second panel, 122: second reinforcing rib, 122a: slit,

122b: pressing groove, 123: fixing protrusion, 123a: insertion protrusion,

123b: second slope, 123c: step jaw, 123d: groove,

P1: pressure mechanism, P2: support block

Prior to the description, in various embodiments, components having the same configuration are typically described in the first embodiment by using the same reference numerals, and in other embodiments, configurations different from the first embodiment will be described. do.

Hereinafter, an aluminum formwork panel assembly for building according to a first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

In the accompanying drawings, Figure 1 is a perspective view of the present invention building aluminum formwork panel assembly, Figure 2 is an exploded perspective view of the present invention building aluminum formwork panel assembly, Figure 3 is an exploded perspective view of the finishing panel shown in FIG.

The aluminum formwork panel assembly for construction of the present invention as shown in the drawing, a finishing panel 10, a flange formed on the rear edge of the finishing panel 10, and disposed in a transverse direction on the rear surface of the finishing panel 10 Includes a reinforcing bar (30).

The finishing panel 10 includes a first unit panel 110 and a second unit panel 120 to which one end portion is fixed in close contact with each other. The first unit panel 110 and the second unit panel 120 are made of aluminum, which is a lightweight metal, and may be manufactured through an extrusion molding process using an extruder. In this way, when the finishing panel 10 is divided into the first unit panel 110 and the second unit panel 120, the extrusion area is reduced, so an extruder having a relatively small size compared to the area of the finishing panel 10 It is also possible to manufacture the finishing panel 10.

The first unit panel 110 includes a rectangular first panel 111 and a first reinforcing rib protruding from the rear surface of one end of the first panel 111 parallel to the long side and extending in a longitudinal direction parallel to the long side. 112 and an insertion groove 113 that is recessed from the front surface of the first reinforcing rib 112 in close contact with the second unit panel 120 and extends in a longitudinal direction parallel to the long side.

The second unit panel 120 includes a rectangular second panel 121 and a second reinforcing rib protruding from the rear surface of the other end parallel to the long side of the second panel 121 and extending in a longitudinal direction parallel to the long side. 122 and a fixing protrusion 123 protruding from the front surface of the second reinforcing rib 122 in close contact with the first unit panel 110 and extending in a longitudinal direction parallel to the long side.

Specifically, the insertion groove 113 has an inner space that is relatively larger than the opening space, and is fastened to a first surface and a second surface contacting the opening space among the inner wall surfaces of the insertion groove 113, respectively. A groove 113a is formed, and a third surface facing the opening space and connecting the first surface and the second surface includes a first inclined surface 113c whose both sides are symmetrical to each other so that the center protrudes toward the opening space. Guide protrusion (113b) is provided.

In addition, the fixing protrusion 123 is deformed by an external force in a state inserted into the insertion groove 113 and is compressed and fixed in the insertion groove 113, and the fastening groove 113a of the insertion groove 113 It includes a pair of insertion protrusions (123a) that are inserted into, and is for guiding the deformation direction of the insertion protrusion (123a) at the front end of the insertion protrusion (123a), the first inclined surface ( A second inclined surface 123b corresponding to 113c) is formed, and a concave groove 123d is formed in a portion to which the second inclined surface 123b of the pair of insertion protrusions 123a is connected, and such a concave groove 123d A stepped step 123c is formed on the second inclined surface 123b of the insertion protrusion 123a by the formation of. Meanwhile, in the present embodiment, it has been described that the stepped jaw 123c is formed in the process of depressing the groove 123d from the second inclined surface 123b, but from the second inclined surface 123b separately from the groove 123d. It would be possible to be provided in a protruding form.

That is, in a state in which the fixing protrusion 123 is simply inserted into the insertion groove 113 for the combination of the first unit panel 110 and the second unit panel 120, the second slope of the insertion protrusion 123a ( 123b) is disposed in contact with or close to the guide protrusion 113b, and the protruding vertices at which the first inclined surfaces 113c on both sides of the guide protrusion 113b are in contact are disposed at a position corresponding to the concave bottom of the groove 123d. At this time, the distance between the protruding apex of the guide protrusion 113b and the concave bottom of the groove 123d is between the second inclined surface 123b of the insertion protrusion 123a and the first inclined surface 113c of the guide protrusion 113b It is set relatively large compared to the spacing of. In addition, the stepped step 123c formed on the second inclined surface 123b of the insertion protrusion 123a is positioned on the first inclined surface 113c of the guide protrusion 113b (see FIG. 6A).

On the other hand, the rear surface of the first reinforcing rib 112 becomes a support surface that can be supported by a support block (P2), and the rear surface of the second reinforcing rib (122) is pressurized by a pressing mechanism (P1). It becomes cotton. A pressing groove (122b) is depressed in the process of pressing with a pressing mechanism (P1) to deform the fixing protrusion (123) on the pressing surface, and the volume of the pressing groove (122b) is within the insertion groove (113). It would be desirable to be set to correspond to the amount of deformation of the fixing protrusion 123 in. Here, when the pressing mechanism (P1) is made in the form of a pressing pin hitting the pressing surface, the pressing groove (122b) is in the longitudinal direction of the second reinforcing rib (122) from the hitting surface of the second reinforcing rib (122) It may be formed along a plurality of, when the pressing mechanism (P1) is made in the form of a pressing roller, the pressing groove (122b) is the length of the second reinforcing rib (122) from the pressing surface of the second reinforcing rib (122) It may be formed in the form of a rail groove extending along the direction (see (c) of Figure 6).

In the case of fixing the first unit panel 110 and the second unit panel 120 constituting the finishing panel 10 as described above by a compression method, the thickness of the panel can be made thinner compared to the conventional welding method. It can be lightened.

The flange may be composed of a long side flange 11 disposed at both ends of the finishing panel 10 and a short side flange 20 disposed at the top and bottom of the finishing panel 10, and the long side flange 11 Is configured integrally with the finishing panel 10, and the short side flange 20 may be fixed to the finishing panel 10 by a separate additional process such as rivet or welding.

The reinforcing bar 30 is provided with an insertion hole 31a in the longitudinal direction therein, and both ends thereof are supported by a fastening hole 11a provided in the long-side flange 11, a support bar 31, and the closing panel 10 It includes a support 32 extending from one side of the support bar 31 so as to be supported on the rear surface of the).

These reinforcing bars 30 are arranged in parallel with the short-side flange 20, are provided in a number, and are spaced apart in a direction parallel to the long-side flange 11, and the spacing is a surface pressure acting on the finishing panel 10 during concrete pouring and curing. It can be adjusted according to the size of the surface pressure acting on the finishing panel 10 so as to effectively support.

In addition, the first reinforcing rib 112 and the second reinforcing rib 122 may be provided with

slits

112a and 122a for installing the reinforcing bar 30, respectively, and the

slits

112a and 122a As the support 32 of the reinforcing bar 30 is inserted, one surface of the support 32 may be supported in a state in surface contact with the rear surface of the finishing panel 10.

On the other hand, the slit (112a, 122a), so that the reinforcing bar 30 can be fixed with respect to the thickness direction of the finishing panel 10, the support 32 of the reinforcing bar 30 is the first reinforcing rib It is preferable to be configured in a form that can be fastened through 112 and the second reinforcing rib 122 (see Fig. 8).

In addition, in the insertion hole (31a) of the support rod (31) inserted into the fastening hole (11a) of the long-side flange (11), a fixing block (40) for fixing the support rod (31) to the long-side flange (11) is fastened. Can be.

At this time, the front end of the fixing block 40 is configured to expand the outer diameter of the support rod 31 while being pressed into the insertion hole 31a, so that the support rod 31 may be fixed to the long-side flange 11 .

In addition, a plurality of uneven portions 41 are provided on the side of the front end of the fixing block 40, and the reinforcing bar 30 is compressed with a region corresponding to the uneven portion 41, so that the fixing block 40 ), and at the same time, it is possible to prevent the fixing block 40 from being arbitrarily separated from the insertion hole 31a of the reinforcing bar 30 (see FIG. 7).

Hereinafter, the operation of the first embodiment of the above-described architectural aluminum formwork panel assembly will be described.

In the accompanying drawings, FIG. 4 is a rear view of the aluminum formwork panel assembly for construction of the present invention, FIG. 5 is a cross-sectional view taken along line A-A' of FIG. 4, and FIG. 6 is a view of the first unit panel and the second unit panel shown in FIG. It is a functional diagram showing the bonding process, FIG. 7 is a cross-sectional view taken along line B-B' of FIG. 4, and FIG. 8 is a cross-sectional view taken along line C-C' of FIG. 4.

First, as shown in FIG. 4, the first unit panel 110 and the second unit panel 120 are coupled to each other to form a finishing panel 10, and a short side flange 20 is provided at the top of the finishing panel 10. ) Is assembled, the reinforcing bar 130 is assembled between the long-side flanges 11 disposed on both sides of the finishing panel 10.

In this way, the short side flange 20 and the long side flange 11 are arranged on the edge of the finishing panel 10, and the first reinforcing rib 112 and the second reinforcing rib in a direction parallel to the long side on the rear surface of the finishing panel 10 As the ribs 122 are disposed and a plurality of reinforcing bars 30 are disposed in a direction parallel to the short side, it is possible to effectively support the load applied to the finishing panel 10 while reducing the weight of the formwork.

The first unit panel 110 and the second unit panel 120 constituting the finishing panel 10 are provided in the second reinforcing rib 122 of the second finishing panel 10 as shown in FIG. 5. When the fixing protrusion 123 is inserted into the insertion groove 113 formed in the first reinforcing rib 112 of the first finishing panel 10, it is permanently deformed by external pressure and is compressed into the insertion groove 113. Can be fixed.

Specifically, as shown in (a) of FIG. 6, when the first reinforcing rib 112 of the first unit panel 110 and the second reinforcing rib 122 of the second unit panel 120 are in close contact with each other, the second reinforcement The fixing protrusion 123 of the rib 122 is inserted into the insertion groove 113 of the first reinforcing rib 112.

That is, in a state in which the fixing protrusion 123 is simply inserted into the insertion groove 113, the second inclined surface 123b of the insertion protrusion 123a is in contact with or disposed close to the guide protrusion 113b, and the guide protrusion ( The protruding vertices where the first inclined surfaces 113c on both sides of 113b) are in contact are disposed at a position corresponding to the concave bottom of the groove 123d.

At this time, the distance between the protruding apex of the guide protrusion 113b and the concave bottom of the groove 123d is between the second inclined surface 123b of the insertion protrusion 123a and the first inclined surface 113c of the guide protrusion 113b It is set relatively large compared to the spacing of. In addition, a step 123c formed on the second inclined surface 123b of the insertion protrusion 123a is positioned on the first inclined surface 113c of the guide protrusion 113b.

Then, as shown in Figure 6 (b), in a state in which the rear surface of the first reinforcing rib 112 is supported by the support block P2, corresponding to the fixing protrusion 123 of the rear surface of the second reinforcing rib 122 When the area is pressed with the pressing mechanism P1, the pressing groove 122b is depressed at the rear of the second reinforcing rib 122, and the fixing protrusion 123 inserted in the insertion groove 113 is deformed and inserted. It moves toward the guide protrusion 113b of the groove part 113.

That is, in the process of moving the fixing protrusion 123 toward the guide protrusion 113b as a whole, after the step 123c provided on the second inclined surface 123b comes into contact with the first inclined surface 113c, the groove 123d The concave low point of is in contact with the convex apex of the guide projection (113b). At this time, since the stepped jaw 123c first in contact with the first inclined surface 113c serves as the support 32, the tip of the insertion protrusion 123a is spaced apart from the first inclined surface 113c to face the fastening groove 113a. Will move.

In this way, in the process of crimping the fixing protrusion 123, the front end of the insertion protrusion 123a may contact the fastening groove 113a to provide a fixing force by crimping, so even if complete crimping is not performed, a solid fixing force can be exhibited. There will be.

Then, as shown in (c) of Figure 6, as the fixing protrusion 123 is further deformed by the pressing force of the pressing mechanism P1, the insertion protrusion 123a of the fixing protrusion 123 is fastened to the insertion groove 113 It is completely in close contact with the groove 113a. At this time, since the insertion groove 113 has an inner space that is expanded compared to the opening space, the fixing protrusion 123 is prevented from being separated from the insertion groove 113, thereby preventing the first unit panel 110 and the second The unit panel 120 may be firmly fixed.

On the other hand, in the present embodiment, the deformation process of the fixing protrusion 123 by the pressing of the pressing mechanism P1 has been described by dividing it into (b) and (c) of FIG. 6, but this is due to a separate process. It is understood that the fixing protrusion 123 is finally transformed into the shape shown in FIG. 6 (c) through the process shown in FIG. 6 (b) by one pressing process using the pressing mechanism (P1). You will have to do it.

7 and 8, the reinforcing bar 30 is disposed in a direction parallel to the short side of the finishing panel 10 on the rear surface of the finishing panel 10, and the support bar 31 of the reinforcing bar 30 In the state where both ends are inserted into the fastening hole 11a of the long-side flange 11, it is fixed to the long-side flange 11 by a fixing block 40 pressed into the insertion hole 31a of the support rod 31. That is, since the outer diameter of the support bar 31 inserted into the fastening hole 11a is expanded during the press-fitting process of the fixing block 40, the support bar 31 may be firmly fixed in the fastening hole 11a.

In addition, the support 32 of the reinforcing bar 30 is inserted into the

slits

112a and 122a formed in the first reinforcing rib 112 and the second reinforcing rib 122, respectively, so that the front surface is the rear surface of the finishing panel 10. Since it is supported in close contact, it is possible to effectively support the load acting on the finishing panel 10.

The scope of the present invention is not limited to the above-described embodiments, but may be implemented in various forms within the scope of the appended claims. Without departing from the gist of the present invention claimed in the claims, any person of ordinary skill in the art to which the present invention pertains will be deemed to fall within the scope of the claims description of the present invention to various ranges that can be modified.

Claims

It includes a first unit panel and a second unit panel constituting a finishing panel by fixing one end of the reinforcing rib formed in close contact with each other,

On one of the surfaces of the first unit panel and the second unit panel in close contact with each other, an insertion groove portion in which the inner space is formed to be expanded relative to the opening space is formed, and a fixing protrusion fixed in the insertion groove portion is provided on the other. Building aluminum formwork panel assembly, characterized in that.
The method of claim 1,

The fixing protrusion is deformed by an external force in a state inserted into the insertion groove and is compressed and fixed in the insertion groove.
The method of claim 2,

An aluminum formwork panel assembly for construction, characterized in that, among the inner wall surfaces of the insertion grooves, fastening grooves are formed in each of the first and second surfaces in contact with the opening space.
The method of claim 3,

Among the inner wall surfaces of the insertion groove, a guide protrusion consisting of a first inclined surface whose both sides are symmetrical to each other so that a center protrudes toward the opening space and a third surface facing the opening space and connecting the first and second surfaces is provided. Building aluminum formwork panel assembly, characterized in that provided.
The method of claim 3,

The fixing protrusion part includes a pair of insertion protrusions respectively inserted into the fastening grooves recessed from the first and second surfaces.
The method of claim 5,

A second inclined surface for guiding the deformation direction of the insertion protrusion is provided at the front end of the insertion protrusion.
The method of claim 6,

Aluminum formwork panel assembly for construction, characterized in that a stepped step is provided on the second slope of the insertion protrusion.
The method of claim 6,

Aluminum formwork panel assembly for construction, characterized in that a recess is formed in a portion where the second inclined surfaces of the pair of insertion protrusions are connected.
The method of claim 1,

The insertion groove and the fixing protrusion are aluminum formwork panel assembly for construction, characterized in that each formed on the side facing each other of the reinforcing rib.
The method of claim 1,

Including; a reinforcing bar disposed in the transverse direction on the rear surface of the finishing panel,

An aluminum formwork panel assembly for construction, characterized in that flanges for supporting the ends of the reinforcing bar are provided on both sides of the finishing panel.
The method of claim 10,

The reinforcing bar includes a support bar whose both ends are inserted and supported by a fastening hole provided in the flange, and a support bar extending from one side of the support bar and supported on the rear surface of the finishing panel.
The method of claim 11,

A fixed block for fixing the support rod of the reinforcing bar to the flange; an aluminum formwork panel assembly for building comprising a.
The method of claim 12,

The support rod of the reinforcing bar has an insertion hole formed therein in the longitudinal direction,

The fixing block is an aluminum formwork panel assembly for construction, characterized in that inserted into the insertion hole of the support rod inserted into the fastening hole of the flange.
The method of claim 13,

The front end of the fixing block is inserted into the insertion hole to expand the outer diameter of the support rod to fix the support rod to the flange.
The method of claim 14,

An uneven portion is provided on the side of the front end of the fixing block, and the reinforcing bar is fixed to the fixing block by pressing a region corresponding to the uneven portion.
The method of claim 11,

The reinforcing rib is an aluminum formwork panel assembly for construction, characterized in that a slit into which the support of the reinforcing bar is inserted is provided.
The method of claim 16,

The slit is an aluminum formwork panel assembly for construction, characterized in that formed in a form in which the support of the reinforcing bar is fastened through.