KR20100106001A - Functional mortar and structure floor execution method using the same - Google Patents

Abstract

PURPOSE: Functional mortar for plastering building floors and a building floor construction method using thereof are provided to improve the thermal efficiency, the compressive strength, and the thermal conductivity of the mortar using feldspar. CONSTITUTION: Functional mortar for plastering building floors contains 400-450kg/cubic centimeter of water, 450~500kg/cubic centimeter of cement, 600~720kg/cubic centimeter of feldspar with the particle diameter of 0.16~2 millimeters, and 250~320kg/cubic centimeter of feldspar with the particle diameter of 2~5 millimeters. The functional mortar additionally contains 0.5~1wt% of plasticizer.

Description

Functional floor mortar for building flooring and construction floor construction method using same {FUNCTIONAL MORTAR AND STRUCTURE FLOOR EXECUTION METHOD USING THE SAME}

The present invention relates to a functional mortar for building floor plastering and a construction floor construction method using the same, and in detail, to prepare a functional mortar for flooring using feldspar, and to install a heating pipe in the heat storage layer made of feldspar during floor construction In addition, the present invention relates to a functional flooring mortar for building flooring using a feldspar on top of a heat storage layer, and a construction floor construction method using the same.

In general, a common construction method of a two-story or more building such as an apartment or a multi-family house is to construct a concrete slab according to the number of floors of a building to complete the basic construction, and then install a pipe such as a heating pipe and a water supply pipe on the concrete slab. The cement mortar is constructed to a predetermined thickness in a state of being arranged at regular intervals.

In the conventional conventional wet-type interlayer floor structure, as shown in Figure 1, the insulation layer 2 is formed on the basis of the concrete slab 1, the lightweight foamed concrete layer (3) on top of the insulation layer ), A heating pipe (4) and a finishing mortar layer (5) are formed on the upper side, and is composed of a floor decorative layer (6) made of a decorative material such as floorboard, solid wood, and tile.

However, such a conventional wet floor structure has a cement mortar after installing a heating pipe, which is a radiator, on a light-bubble concrete layer, and most of the heat supplied from the heating pipe is transferred using a cement mortar. Heating was performed.

However, the conductive heat transmitted through the cement mortar is transferred to the floor decoration layer to perform the floor heating as well as transfer heat to other parts than the floor decoration layer, resulting in the loss of heat.

In addition, the heat insulating material located at the bottom of the lightweight foam concrete layer can prevent the loss of heat transferred to the bottom, but there is a problem that a loss of radiant heat radiated from the pipe occurs.

In addition, the lightweight foam concrete layer formed on the concrete slab is responsible for attenuating the noise, but the situation that does not properly absorb or block the noise, such as light impact sound and heavy impact sound. Therefore, when the building is constructed with such a conventional floor structure, the noise and vibration caused by the impact applied to the floor, for example, by the children running around on the upper floor, are immediately transmitted to the lower floor. As a result, the comfort of the building is greatly reduced. There was a problem.

The present invention is to solve the above problems, by producing a functional mortar for the floor using feldspar, thermal efficiency and compressive strength and thermal conductivity is relatively higher than the existing cement mortar, far infrared and anion radiation and antibacterial and deodorization to be possible The purpose of the present invention is to provide a functional mortar for building floor plastering and a method of building floor using the same.

In addition, the present invention by installing a heating pipe in the heat storage layer consisting of feldspar during the floor construction, and heat storage by forming a functional mortar for the floor using feldspar on the heat storage layer, and using the heat accumulated heat for even long-term heat conduction Another object of the present invention is to provide a functional mortar for building floor plastering to increase energy efficiency and a method for constructing a building floor using the same.

In addition, the present invention forms a heat storage layer by using feldspar, and the compressive strength to block the noise and vibration due to the formation of air layer and relatively high compressive strength through the air gap between the feldspar by constructing the floor using the functional mortar for floor Another object of the present invention is to provide a functional mortar for plastering a building floor and a method of building a floor using the same.

Features of the present invention for achieving the above object,

Unit compounding quantity per 400m <-> 450kg / m <3>; Unit cement amount of 450 to 500 kg / m 3; Unit feldspar 600-720 kg / m 3 having a particle size of 0.16-2 mm; Mortar is formed, including 250-320 kg / m 3 of feldspar having a particle size of 2-5 mm; 0.5 to 1% by weight of the cement, characterized in that the compounding by further mixing the fluidizing agent.

Here, the fluidizing agent is feldspar powder having a particle size of 35 mesh or less.

According to another aspect of the present invention,

In the building floor construction method using the functional floor mortar for plastering, Slab forming step of forming a concrete slab layer to a thickness of 150 ~ 210㎜; A heat insulating material stacking step of forming a heat insulating material layer with a thickness of 20 to 30 mm on an upper surface of the concrete slab layer; A heat storage layer stacking step of forming a heat storage layer having a thickness of 60 to 80 mm on an upper surface of the heat insulating material layer, and forming a heating pipe inside the heat storage layer; A functional mortar layer placing step of pouring a functional mortar layer using the functional mortar for plastering the building floor with a thickness of 20 to 30 mm on an upper surface of the heat storage layer; And a finishing material laminating step of laminating a floor finishing material layer on a top surface of the functional mortar layer with a decorative material such as a floor covering, a solid wood, a tile, and the like.

Here, the heat storage layer is filled with feldspar having a particle size of 10 ~ 20mm.

Here, the heating pipes are arranged vertically in a horizontal arrangement or two stages.

Here, the heating pipe is fixed by a jig when arranged up and down in two stages.

According to the present invention building floor mortar functional mortar and the method of building floor using the same, the thermal efficiency and compressive strength and thermal conductivity is relatively higher than the existing cement mortar by manufacturing the floor functional mortar using feldspar, far infrared and Anion radiation, antibacterial and deodorization can be provided to provide a comfortable indoor environment.

In addition, according to the present invention by installing a heating pipe in the heat storage layer consisting of feldspar during the floor construction, and heat storage by forming a functional mortar for the floor using the feldspar on the heat storage layer, heat conduction evenly selected for a long time using the heat accumulated heat Through this can increase the energy efficiency.

In addition, according to the present invention, the heat storage layer is formed by using feldspar, and the compressive strength is applied to the floor by using a functional mortar for floor, thereby forming noise and vibration due to the formation of air layer and relatively high compressive strength through air gap between feldspar. You can block.

Hereinafter, the functional mortar for building floor plastering according to the present invention and a building floor construction method using the same will be described in detail.

In the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. The following terms are defined in consideration of the functions of the present invention, and may be changed according to the intentions or customs of the user, the operator, and the like. Therefore, the definition should be made based on the contents throughout the specification.

First, the mixing method of the functional mortar for building floor plastering according to the present invention will be described.

Functional mortar for building floor plastering according to the present invention is a unit compounding quantity of 400 ~ 450kg / ㎥ per 1㎥; Unit cement amount of 450 to 500 kg / m 3; Unit feldspar 600-720 kg / m 3 having a particle size of 0.16-2 mm; Mortar is formed, including 250-320 kg / m 3 of feldspar having a particle size of 2-5 mm; 0.5 to 1% by weight of the cement, characterized in that the compounding by further mixing the fluidizing agent.

Here, the fluidizing agent is feldspar powder having a particle size of 35 mesh or less.

`` First Experimental Example ''

405 kg / m 3 unit compounded quantity per m 3; Unit cement amount 450 kg / m 3; Unit feldspar of 715 kg / m 3 having a particle size of 0.16 to 2 mm; Unit feldspar having a particle size of 2 to 5 mm, 312 kg / m 3; Mortar was prepared by incorporating 1 wt% (45 kg / m 3) of a fluidizing agent (feldspar powder having a particle size of 35 mesh or less) relative to the weight of cement.

<< Experimental example >>

450 kg / m 3 of unit compounded quantity per m 3; Unit cement amount 500 kg / m 3; Unit feldspar of which the particle size is 0.16-2 mm, 606 kg / m 3; Unit feldspar with a particle size of 2 to 5 mm, 265 kg / m 3; Mortar was prepared by incorporating 1 wt% (50 kg / m 3) of fluidizing agent (feldspar powder having a particle size of 35 mesh or less) relative to the weight of cement.

<< measurement result >>

In addition, the compressive strength and impact test of the mortar of the first test example and the second test example, thermal conductivity, acid resistance, alkali resistance, alcohol resistance, freeze melting test (compressive strength ratio), far-infrared emissivity and radiation energy, antifungal, infrared Thermal image, antibacterial, and negative ions were measured as follows.

Here, Table 1 shows six items other than the compressive strength, and the freeze-thawing test is a temperature of 4 ~ 18 ℃, 100 cycle conditions.

Here, Table 2 shows the far-infrared emissivity and the radiant energy, and is a result of measuring the black body at 40 ° C. using the FT-IR spectrum meter.

Here, Table 3 shows the antifungal, the test method is ASTM G-21, the fungal strain (mixed strain), Aspergillus niger ATCC 9642, Penicillium pinophilum ATCC 11797, Chaetomium globosum ATCC 6205.

Here, the infrared thermal imager was tested at a room temperature of 25 ° C. and a humidity of 52%. The infrared radiation energy emitted from the functional mortar was processed into images and temperature data.

Here, BLANK was measured in the absence of a sample, and the number of bacteria on the medium was calculated by multiplying the dilution factor.

In addition, the test method is KICM-FIR-1002, and the strain used is Escherichia coli ATCC 25922, Pseudomonas aeruginosa ATCC 15442.

Here, the test method was KICM-FIR-1042, was tested at room temperature 23 ℃, humidity 52%, atmospheric anion number 80 / 하여 conditions using a charge particle measuring device, by measuring the negative ions released from the functional mortar It is expressed in the number of ions per unit volume.

Therefore, the compressive strength is higher than that of the existing cement mortar, far-infrared rays are radiated, and the intensity of the radiant energy is also relatively high, thereby exhibiting even thermal conductivity characteristics.

In addition, anion is generated and deodorizing is possible, and excellent antifungal and antibacterial function can prevent bacterial propagation.

Hereinafter, the building floor construction method using the functional mortar for building floor plastering according to the present invention will be described in detail.

2 and 3 is a cross-sectional view showing the floor structure according to the building floor construction method using the functional mortar for building floor plastering according to the present invention, Figure 4 is a building floor construction method using the functional mortar for building floor plastering according to the present invention It is a perspective view which shows the structure of a jig | tool and a heating piping.

2 to 4, the building floor construction method using the functional mortar for building floor plastering according to the present invention is the concrete slab layer 110, the insulation layer 120, the heat storage layer 130, and the functional mortar Layer 140 and bottom finisher layer 150.

First, the concrete slab layer 110 is poured by rebar and concrete, which is a conventional method, and is formed to a thickness of 150 to 210 mm.

In addition, the heat insulating material layer 120 is formed to a thickness of 20 to 30 on the upper surface of the concrete slab layer 110. Here, the heat insulating material is a polyethylene material.

In addition, the heat storage layer 130 is formed to a thickness of 60 ~ 80mm on the upper surface of the heat insulating material layer 120, and forms a heating pipe therein. Here, the heat storage layer 130 is formed by filling the feldspar 131 having a particle size of 10 ~ 20mm, the heating pipe 133 is arranged in a horizontal arrangement or two stages up and down. At this time, the heating pipe 133 is fixed by the jig 135 as shown in Figure 3 when arranged in two stages up and down.

In addition, the finishing functional mortar layer 140 is formed on the upper surface of the heat storage layer 130 by using a functional mortar for plastering the building floor to a thickness of 20 ~ 30mm. Here, the functional mortar for plastering the building floor is a unit compounding quantity of 400 ~ 450kg / ㎥ per m3; Unit cement amount of 450 to 500 kg / m 3; Unit feldspar 600-720 kg / m 3 having a particle size of 0.16-2 mm; Mortar is formed, including 250-320 kg / m 3 of feldspar having a particle size of 2-5 mm; 0.5 to 1% by weight based on the weight of the cement is mixed with a fluidizing agent which is a feldspar powder having a particle size of 35 mesh or less.

On the other hand, the floor finishing layer 150 is laminated on the top surface of the mortar layer 140 for finishing decorative materials such as jangpan, wood, tiles.

Hereinafter, comparing the construction floor construction method using the functional mortar for building floor plastering according to the present invention and the existing wet-type interlayer floor structure is as follows.

Here, Table 7 shows the infrared thermal image of the existing wet interlayer floor structure.

Here, Table 8 shows the infrared thermal image of the present invention.

Therefore, according to the construction floor construction method using the functional mortar for plastering the building floor according to the present invention, it can be seen that the thermal efficiency is about 350% and the thermal efficiency is increased by about 9.5% compared with the cement mortar.

As those skilled in the art would realize, the described embodiments may be modified in various ways, all without departing from the spirit or scope of the present invention. It is to be understood, however, that the present invention is not limited to the specific forms referred to in the description, but rather includes all modifications, equivalents and substitutions within the spirit and scope of the invention as defined by the appended claims. Should be.

1 is a cross-sectional view showing a conventional wet interlayer floor structure,

2 and 3 is a cross-sectional view showing the floor structure according to the construction floor construction method using the functional mortar for building floor plastering according to the present invention,

Figure 4 is a perspective view showing the configuration of the jig and heating piping in the construction floor construction method using the functional mortar for building floor plastering according to the present invention.

<Explanation of symbols on main parts of the drawings>

110: concrete slab layer 120: insulation layer

130: heat storage layer 140: functional mortar layer

150: floor finishing layer

Claims (6)

Unit compounding quantity per 400m <-> 450kg / m <3>; Unit cement amount of 450 to 500 kg / m 3; Unit feldspar 600-720 kg / m 3 having a particle size of 0.16-2 mm; Mortar is formed, including 250-320 kg / m 3 of feldspar having a particle size of 2-5 mm; Functional mortar for plastering the building floor, characterized in that the mixture further mixes the fluidizing agent in 0.5 to 1% by weight based on the weight of the cement. The method of claim 1, The fluidizing agent, A functional mortar for plastering construction floors, characterized in that the feldspar powder has a particle size of 35 mesh or less. In the construction floor construction method using the functional mortar for building floor plastering of claim 1, A slab forming step of forming a concrete slab layer with a thickness of 150 to 210 mm; A heat insulating material stacking step of forming a heat insulating material layer with a thickness of 20 to 30 mm on an upper surface of the concrete slab layer; A heat storage layer stacking step of forming a heat storage layer having a thickness of 60 to 80 mm on an upper surface of the heat insulating material layer, and forming a heating pipe inside the heat storage layer; A functional mortar layer placing step of pouring a functional mortar layer using the functional mortar for plastering the building floor with a thickness of 20 to 30 mm on an upper surface of the heat storage layer; And Building floor construction method using the functional mortar for building floor plastering comprising the step of laminating the finishing material layer laminated on the upper surface of the functional mortar layer with a decorative material such as flooring, wood, tiles. The method of claim 3, wherein The heat storage layer, A construction floor construction method using a functional mortar for plastering a building floor, wherein the feldspar having a particle size of 10-20 mm is filled. The method of claim 3, wherein The heating pipe, Construction floor construction method using a functional mortar for plastering the floor of the building, characterized in that arranged horizontally or in two stages. The method of claim 5, The heating pipe, Construction floor construction method using a functional mortar for plastering the floor, characterized in that it is fixed by the jig when arranged in two stages.

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