KR101505854B1

KR101505854B1 - Construction method fireproof Refractory tile

Info

Publication number: KR101505854B1
Application number: KR1020140076386A
Authority: KR
Inventors: 김대중
Original assignee: 주식회사 제이투이앤씨
Priority date: 2014-06-23
Filing date: 2014-06-23
Publication date: 2015-03-26
Also published as: WO2015199326A1

Abstract

The present invention relates to a fire-resistant layer construction method using fire-resistant tiles to H-shaped steels having an enough fire-resisting performance as well as the overall excellent construction ability by having blocked fire-resistant tiles with a fixed thickness. The fire-resistant layer construction method comprises: a first step (S1) forming an anticorrosive coating layer (110) by applying an anticorrosive coating to a circular pipe and the H-shaped steels (100); a second step (S2) forming a first fire-resistant coating layer (120) by applying a fire-resistant coating with the thickness of 1 to 2 mm on the anticorrosive coating layer (110); a third step (S3) attaching fire-resistant tiles (130) with the thickness of 9 to 15 mm on the first fire-resistant coating layer (120); a fourth step (S4) forming a second fire-resistant layer (140) by applying the fire-resistant coating with the thickness of 1 to 2 mm on the fire-resistant tiles (130); and a fifth step (S5) forming a finishing coating layer (160) for applying a finishing coating on the second fire-resistant coating layer (140).

Description

FIELD OF THE INVENTION The present invention relates to a fireproof refractory tile having a circular tube and an H-

The present invention relates to a method for constructing a refractory layer using refractory tiles in a circular pipe and an H-shaped steel, and more particularly, to a method for refractory layer construction using a circular tube and a refractory tile, The present invention relates to a refractory layer construction method using a refractory tile for an H-beam.

As shown in FIG. 1, a conventional 'environmentally friendly solvent-free epoxy foamable refractory coating composition having excellent fire resistance performance and a coating method using the same' comprises a step of applying a primer containing a rust inhibitive paint on an H-shaped steel; Applying a refractory coating composition according to any one of claims 1 to 3 on the undercoat to form an intermediate layer; And applying a topcoat on the middle surface to form a topcoat.

And the intermediate layer is coated with the refractory coating composition according to any one of claims 1 to 3 three to four times to have a thickness of 10 to 12 mm or more.

Thus, the coating method using the environmentally friendly solvent-free epoxy foamable refractory coating composition having excellent fire resistance can be applied to the surface of the H-shaped steel 3 to 4 times using a high-viscosity PFP equipment to obtain a thickness of 10 to 12 mm or more However, when practicing the coating operation in the field, it is difficult to obtain a thickness of 10 to 12 mm or more in the process of applying 3 to 4 times on the surface of the H-shaped steel. It is possible to obtain the thickness of the refractory paint conforming to the standard. As a result of performing the coating work of the refractory paint many times, the unit price is increased and the workability due to the surrounding influences such as wind and dust is lowered during the refractory application work.

FIG. 2 shows a state in which a refractory coating is applied in the same manner as described above, and there is a problem that a uniform thickness of the refractory coating can not be obtained during the refractory coating operation as described above (FIG. 2) Which is separately attached to present the present invention)

Korean Patent Publication No. 10-2013-015542

In order to solve the above problems, the present invention provides a refractory layer construction method using a refractory tile in a circular pipe and H-shaped steel having a block refractory tile having a predetermined thickness and having excellent overall workability and sufficient refractory performance.

In addition, the present invention allows the refractory layer to have a uniform thickness on the surfaces of the circular tube and the H-shaped steel, thereby being beautiful in appearance and reducing the overall cost.

In order to solve the above problems, a refractory layer construction method using a refractory tile for a circular pipe and an H-shaped steel according to the present invention includes a first step (S1) of applying an anti-corrosive paint to an H-shaped steel; A second step (S2) of applying a refractory coating having a thickness of 1 to 2 mm on the first step (S1); A third step (S3) in which a plurality of refractory tiles having a thickness of 9 to 13 mm are installed on the second step (S2); A fourth step (S4) of applying a refractory paint having a thickness of 1 to 2 mm on the refractory tile; And a fifth step (S5) of applying a finish paint on the fourth step (S4).

Therefore, the refractory layer construction method using the refractory tile for the circular tube and the H-shaped steel according to the present invention is provided with the refractory tile having the predetermined thickness on the surface of the H-shaped steel to provide excellent workability as a whole to shorten the construction period and reduce the cost In particular, there is an effect that the refractory layer construction method has a sufficient fire resistance performance.

In addition, the present invention has an effect that the refractory layer has a uniform thickness on the surface of the circular tube and the H-shaped steel, so that it is apparently beautiful.

Further, the present invention has a meshing net inside the refractory tile, and is easy to install on curved surfaces or orthogonal portions.

1 is a perspective view showing a painting method using a conventional epoxy foamable refractory coating composition,
FIG. 2 is a photograph showing a photograph of a construction done by a conventional painting method,
3 is a process diagram showing a refractory layer construction method according to the present invention,
FIG. 4 is a cross-sectional view showing a method of constructing a refractory layer on an H-shaped steel according to the present invention. FIG.
5 is a cross-sectional view of a method of manufacturing a refractory layer on a circular tube according to the present invention.

Hereinafter, a refractory layer construction method using a refractory tile for a circular pipe and an H-shaped steel according to the present invention will be described in detail with reference to the accompanying drawings.

3 and 5, the refractory layer construction method using the refractory tile for the circular pipe and the H-shaped steel according to the present invention can be applied to the H-shaped steel, A second step S2 of applying a refractory coating on the first step S1 and a third step S2 of applying a plurality of refractory tiles 130 on the second step S2, A fourth step S4 of applying a refractory paint on the refractory tile 130 and a finishing paint layer 160 applying a finish paint on the fourth step S4 (Step S5).

In the first step S1, an anti-corrosive coating layer 110 is formed by applying an anti-corrosive paint to the surface of the H-shaped steel 100 to a thickness of 0.1 to 2 mm.

In the second step S2, the anti-corrosive coating material applied on the surface of the H-shaped steel 100 is dried, and then the anti-corrosive coating material layer 120 is formed on the anti-corrosive coating material layer with a thickness of 1 to 2 mm .

In the third step S3, a plurality of refractory tiles 130 having a thickness of 9 to 15 mm are put on the first refractory coating layer 120 applied in the second step S2 or installed at regular intervals.

A third adhesive layer 136 filled with or coated with heat-resistant aramid fiber or glass fiber is provided at a portion where the refractory tile 130 and another refractory tile 130 are adjacent to each other, And blocks heat transmitted between the refractory tiles 130. It is needless to say that the third adhesive layer 136 uses aramid fiber and glass fiber capable of doubling the adhesive strength, and the refractory paint and the corresponding raw material.

As shown in FIG. 4, the refractory tile 130 may be formed in a 'C' shape and a plate shape. The refractory tile 130 may include a lower layer 131 having a thickness of 2 to 5 mm and a lower layer 131 A first adhesive layer 132 made of glass fiber or aramid fiber and an intermediate layer 133 having a thickness of 2 to 5 mm on the first adhesive layer 132; A second adhesive layer 134 made of glass fiber or aramid fiber and a top layer 135 having a thickness of 2 to 5 mm on top of the second adhesive layer 134.

It is needless to say that the first and second adhesive layers 132 and 134 use aramid fibers and glass fibers capable of doubling the adhesive strength, and the refractory paint and the corresponding raw materials.

The lower layer 131 of the refractory tile 130 and the first refractory layer 120 of the second step S2 are concavo-convexed to each other to form the refractory layer 120 of the second step S2, Thereby preventing the tile 130 from being detached.

In addition, the portions of the refractory tile 130 and the portions of the refractory tile 130 that are in contact with or adjacent to each other may be provided so as to be able to engage with each other.

As described above, the refractory tile 130 is integrally formed in a predetermined mold or mold, or has the lower layer 131, the intermediate layer 133, the upper layer, and the first and second adhesive layers 132 and 134 laminated, And can be mass-produced in the form of a mold, thereby reducing manufacturing cost.

The first and second adhesive layers 132 and 134 have a thickness of 1 to 2 mm and are formed by laminating aramide fibers or glass fibers to block heat and reduce the amount of expensive refractory coatings to maintain the fire resistance performance while reducing costs .

As described above, the thickness of the refractory tile 130 adhering to the surface of the H-shaped steel 100 can be formed in accordance with the standard, thereby making it convenient for the construction.

FIG. 5 shows a state that the refractory tile 130 has a plate shape, and a predetermined mesh network 137 is provided on the inside of the refractory tile 130, It can be attached along the curved surface.

The mesh network 137 has a predetermined shape and is capable of attaching a plurality of refractory tiles.

The mesh network 137 of the refractory tile 130 and the first refractory layer 110 are attached to each other with an adhesive.

In the case of the H-shaped steel of the present invention, the refractory tile 130 having the mesh net 137 can be attached to the orthogonal portion and the corner portion of the H-shaped steel.

Further, the refractory tile 130 having the mesh net 137 can be installed on the curved surface and the flat surface, so that the refractory tile 130 can be convenient for use.

In addition, it is preferable that the mesh network 137 is formed of a thermosetting resin, and it is formed of various materials corresponding to the mesh network 137.

In the fourth step S4, the second refractory layer 140 is formed on the refractory tile 130 by applying a refractory coating having a thickness of 1 to 2 mm.

In the fifth step S5, a finish paint layer 160 is formed by applying a thermosetting resin-based finish paint having a thickness of 0.1 to 2 mm onto the refractory coating layer 140 of the fourth step S4.

And a sixth step of sandblasting the surface of the H-shaped steel before the first step.

The sixth step is to sandblast the surface of the circular pipe and the H-shaped steel 100 to remove rust and foreign substances and form a sanding surface 101 so that the anti-corrosive paint layer 110 and the first refractory layer 120 It is possible to increase the adhesion of the adhesive layer.

As described above, in the refractory layer construction method using the refractory tile 130 for the H-beam 100 of the present invention, the refractory tile 130 and the first and second refractory layers 120 and 140 A thickness of 12 to 17 mm or the like can be provided to solve the problem of the coating method for laminating existing refractory coatings and the workability is excellent and the construction period can be shortened and the surface of the H- Layer can be formed.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, Various modifications may be made by those skilled in the art.

S1: first step S2: second step
S3: third step S4: fourth step
S5: Step 5

Claims

A first step (S1) of forming a rust preventive paint layer (110) by applying a rust preventive paint to the circular tube and the H-shaped arc (100);
A second step (S2) of forming a first refractory coating layer (120) by applying a refractory coating having a thickness of 1 to 2 mm on the anticorrosive coating layer (110);
A third step (S3) of attaching a refractory tile (130) having a thickness of 9 to 15 mm onto the first refractory layer (120);
A fourth step (S4) of forming a second refractory coating layer (140) by applying a refractory coating having a thickness of 1 to 2 mm on the refractory tile (130);
And a fifth step (S5) of forming a finish coat layer (160) for applying a finish coat on the second refractory coat layer (140)
The refractory tile 130 includes a lower layer 131 formed to have a thickness of 2 to 5 mm and a first adhesive layer 132 made of glass fiber and aramid fiber provided on the lower layer 131, An intermediate layer 133 having a thickness of 2 to 5 mm and a second adhesive layer 134 made of glass fiber and aramid fiber provided on the upper portion of the intermediate layer 133, And an upper layer (135) having a thickness of 2 to 5 mm on the upper portion of the second adhesive layer (134). The method of claim 1, wherein the refractory layer is formed of a refractory tile.

delete

The method according to claim 1,
In the third step S3, the refractory tile 130 and the refractory tile 130 are provided with a third adhesive layer 136 for blocking the heat and doubling the fastening of the refractory tile 130 and the adjacent refractory tile 130. [ A method of refractory layer construction using refractory tiles for circular tube and H - beam.

The method according to claim 1,
Further comprising a sixth step (S6) of forming a sanding surface (101) by performing a sandblasting treatment on the surface of the circular tube or H-shaped steel before the first step (SI) A method of refractory layer construction using refractory tiles for sections.

The method according to claim 1,
Wherein the refractory tile (130) further includes a mesh network (137) for fixing a plurality of refractory tiles (130), and the curved surface of the circular tube and the H- A method of refractory layer construction using refractory tiles on H - beams.