KR200142423Y1 - Fiber reinforced polymeric compound floor panel - Google Patents

Abstract

The flooring material for building floor of the present invention has a square structure at its top surface, and has four corners and supporting bolts fastened with a double nut at the center, and its bottom has horizontal, vertical and radiation directions for minimizing weight and maintaining strength. A plurality of ribs is formed, and is characterized by being molded from an unsaturated polyester-based molding compound such as BMC, SMC or FRP or a phenol-based molding compound. In addition, the flooring floor for the building floor of the present invention may be provided with an outlet box groove so as to suit the size of the outlet box (outlet box) or outlet box for drawing out the wire of the telephone or office equipment.

Description

Fiber Reinforced Polymer Composite Flooring for Building Floor

1 is a schematic perspective view showing an upper surface of a fiber reinforced polymer composite flooring for a building floor according to the present invention.

2 is a schematic perspective view showing the bottom of a floor for a conventional building floor.

Figure 3 is a schematic perspective view showing the bottom of the fiber reinforced polymer composite flooring for building floor according to the present invention.

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1 showing a cross section of a support bolt and a nut of a floor of a fiber reinforced polymer composite material for building floors according to the present invention.

5 is a schematic perspective view of a fiber reinforced polymer composite flooring for a building floor showing a groove into which an outlet box is inserted as another embodiment of the present invention.

Figure 6 is a schematic perspective view showing another embodiment of the bottom of the fiber-reinforced polymer composite flooring material for building floor according to the present invention.

* Explanation of symbols for main parts of the drawings

1: top face 2: bottom face

3: Support Bolt Hole 5: Support Bolt

6 bolt hole protrusion 7 rib

8: + head 9:-head

10: lower nut 11: upper nut

12: side 13: outlet box groove

[Field of design]

The present invention relates to a double floor used in a building floor of an office building, an intelligent building, and the like. More specifically, the present invention is made of an unsaturated polyester-based molding compound such as bulk molding compound (BMC), sheet molding compound (SMC), or fiber reinforced plastic (FRP), or a phenol-based molding compound. Floor flooring material has sufficient strength, minimizes the weight and also has a double floor structure for wiring various wires under the flooring material, and further relates to a building flooring material that is easy to construct.

[Design background]

Building floors such as office buildings, intelligent buildings, etc., which have recently been in the spotlight, usually perform concrete pouring work first to form a floor surface, and then put mortar secondly on it to finish the floor surface. At this time, a floor for building floors is used. That is, the concrete is poured first, and the flooring material of the present invention is constructed thereon, or the mortar is poured secondly, and then the flooring material of the present invention is constructed thereon.

When the flooring of the present invention is used, according to the structure of the office in the general office, the wiring of office and communication devices such as telephones and electric wires is easy to be wired and can be disposed under the flooring, so that the office looks good. In the case of using a flooring material such as the present invention, the construction of the building floor is completed by using a final floor finishing material such as PVC tiles or carpet on the flooring surface.

Conventional flooring material used as a flooring of the building pulloa has many problems because the bonding structure for the construction and manufacturing of steel or concrete is not improved. In other words, it is made of steel or concrete, but maintains sufficient strength as a flooring material, but has a drawback in that a heavy weight exerts a large load on the entire building. In addition, because the flooring made of steel continuously coupled adjacently, noise is generated when a physical force is applied between the flooring and the flooring material from the outside. Conventional steel flooring has a single bolt and nut structure that supports the flooring, so that the flooring is not firmly fixed when the surface of the flooring is not perfectly leveled. There are drawbacks that arise.

In order to solve this problem, Japanese Patent Nos. 5,258,583 and 85,433,225 have been proposed to apply a polymer composite material. However, the polymer composite flooring material is excellent in strength but has a disadvantage in that a lot of weight is difficult to apply.

Therefore, the present inventors have come to develop the flooring of the present invention that can eliminate the defects of the conventional flooring as described above.

[Purpose of designation]

An object of the present invention is to provide a fiber-reinforced polymer composite flooring material for building floors having sufficient strength as flooring material.

Another object of the present invention is to provide a fiber reinforced polymer composite flooring material for building floors having a special shape so as to minimize weight while maintaining sufficient strength.

Another object of the present invention is to provide a fiber-reinforced polymer composite flooring material for building floors that can prevent noise even when a physical force is applied between the flooring material and the flooring material from the outside.

Another object of the present invention is to provide a fiber-reinforced polymer composite flooring for building floors having a double nut structure so that construction is simple and the flooring can be firmly fixed.

Summary of the proposal

The flooring material for building floor of the present invention has a square structure at its top surface, has four corners and supporting bolts fastened with a double nut at the center, and at the bottom thereof, it is easy to disperse stress in order to minimize weight and maintain strength. A plurality of ribs designed are formed and characterized by being molded from unsaturated polyester-based molding compounds such as BMC, SMC or FRP or phenol-based molding compounds.

In addition, the flooring floor for the building floor of the present invention may be provided with an outlet box groove so as to suit the size of the box when the outlet box (outlet box) or outlet box for drawing out the wire of the telephone or office equipment.

The present invention also includes protrusions formed at certain corners of the flooring material, and grooves for inserting the protrusions are formed so that the flooring materials adjacent to each other can be firmly fixed when the flooring material is installed in the horizontal and vertical directions. do. Furthermore, the bottom of the floor covering includes a fixing pad for fixing four adjacent bolts.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

[Detailed Description of the Specified Example]

The present invention relates to a composite flooring, and in particular, to a low-cost fiber-reinforced polymer composite material, that is, bulk molding compound or sheet molding compound flooring.

The present invention is a polymer composite material having the following composition is a thermosetting resin unsaturated polyester resin, vinyl ester resin, phenol resin, epoxy resin 10 ~ 35wt%, low shrinkage agent 0 ~ 10wt%, glass fiber 5 ~ 60wt%, internal release agent (zinc stearate) 0.1 to 3 wt%, curing catalyst 0.01 to 1 wt%, filler calcium carbonate, glass bubble, ceramic bubble, aluminum hydroxide, silica or polyvinylidene chloride bubble ) Is a mixture containing 10 to 70wt%. The present invention is characterized by a composite flooring having a structure as shown in the accompanying drawings.

Hereinafter, the present invention will be described in detail.

1 is a schematic perspective view showing an upper surface 1 of a floor for a building floor according to the present invention. 2 is a schematic perspective view showing a bottom face 2 of a floor for a conventional building floor. 3 is a schematic perspective view showing the bottom face 2 of the flooring for a building floor according to the present invention.

As shown in FIG. 1 and FIG. 3, a support bolt hole through which the support bolt 5 and the upper nut 11 can be inserted into four corner portions and a central portion thereof is provided at the top of one floor according to the present invention. 3) is formed. On the bottom surface of the flooring, bolt hole protrusions 6 formed to penetrate the support bolt holes 3 are formed, respectively. Also, at the bottom of the flooring material, a plurality of ribs 7 are formed in the horizontal, vertical and radiation directions to minimize weight and maintain strength. The height of this rib and the thickness of the flooring can be easily understood and practiced by one of ordinary skill in the art.

The structure of the support bolts 5 and the nuts 10 and 11 for holding the flooring material horizontally to couple the support bolts 5 to the fixing pads (not shown) separately installed on the concrete sea surface and to fix the flooring material is fourth. It is shown in the figure. This support bolt 5 is fixed by the upper nut 11 and the lower nut 10, and the lower nut 10 is fixed inside the flooring material. That is, as the raw material of the flooring material of the present invention, an unsaturated polyester-based molding compound such as BMC, SMC or FRP or a phenolic molding compound is used, and the bottom material is molded using this resin, and the bottom nut ( 10) so that the bottom nut 10 is fixed into the flooring material while the flooring material is cooled and solidified. Such a technique of fixing the lower nut 10 can be easily understood by those skilled in the art.

When the lower nut 10 is fixed, the support bolt 5 is inserted from the bottom through the lower nut 10. At this time, the upper nut 11 is coupled from the top to the bottom in the support bolt (5). The support bolt 5 has a -shaped head 9 at the bottom thereof to be coupled with the fixing pad, and a + shaped head 8 at the upper portion thereof to fix the height using a + screwdriver. That is, by adjusting the height by turning the support bolt (5) from the top using a + -shaped screwdriver, and then to adjust the height by using a wrench or the like to fix the upper nut (11). Since the support bolt 5 is fixed by the double structure of the upper nut 11 and the lower nut 10, it is possible to firmly fix the flooring material.

5 is a schematic perspective view of a floor for a building floor showing a groove into which an outlet clap is inserted as another embodiment of the present invention. In general, building floors should be equipped with wiring for communications equipment such as telephones and office equipment such as computers and photocopiers. In this case, an outlet box usually called an outlet box should be installed, and the outlet box has a structure that is almost installed in combination with the flooring of the present invention. The flooring material shown in FIG. 4 is formed with an outlet box groove 13 so that such an outlet box can be installed. Of course, the size of the outlet box groove 13 can be freely designed according to the size of the outlet box (not shown) to be installed.

6 is a perspective view showing another embodiment of the structure of the ribs 7 of the bottom surface 2 of the floor for building floors according to the present invention. Since the flooring of the present invention is made of an unsaturated polyester molding compound or a phenolic molding compound such as BMC, SMC or FRP, the weight can be lightened, but the ribs 7 are installed on the bottom to keep the strength at the same time. Can be. That is, the ribs 7 may be formed on the bottom to make the thickness of the flooring thinner, and as the weight of the flooring is reduced, the construction is easy and the building floor load may be reduced.

In general, the rib 7 structure of the flooring material of the present invention can provide a plurality of ribs 7 in the horizontal, vertical and radiation directions of the flooring material as shown in FIG. However, as shown in Fig. 6, a plurality of ribs 7 can be provided in the radiation direction of the flooring material. The spacing, height, etc. of the ribs 7 can be easily understood and implemented by those skilled in the art.

In addition, when constructing the flooring of the present invention can be installed by attaching an adhesive tape having a predetermined thickness on the side surface 12 of the flooring. By attaching this constant thickness to an adhesive tape (not shown) on the side surface 12 of the flooring material, it is possible to prevent noise that may occur when the flooring material and the flooring material come into contact with each other. That is, the adhesive tape attached to the side 12 serves as a cushioning material that can absorb shock and noise between the flooring material and the flooring material.

The flooring material for building floors of the present invention is molded using an unsaturated polyester-based molding compound such as BMC, SMC or FRP or a phenol-based molding compound, fastened in a double nut structure, and further provided with ribs 7 on its bottom face 2. By forming the structure, it can be lightweight while having sufficient strength, can be easily installed, and can prevent noise generated by external forces even after construction, and has the effect of devising to be firmly constructed.

The present invention will be further embodied by the following examples, the following examples are described for exemplary purposes of the present invention, and are not intended to limit the protection scope of the present invention.

EXAMPLE

[Production of BMC Resin]

BMC resin was prepared by mixing 200 g of unsaturated polyester resin, 60 g of polystyrene-based low shrinkage agent, 561 g of calcium carbonate, 2.5 g of zinc stearate, 150 g of glass fiber, and 4 g of benzoyl peroxide.

[Floor Flooring]

By using the BMC resin prepared above, the flooring material having the conventional structure of FIG. 2 (comparative example 1) and the flooring material according to the present invention of FIG. 3 (Example 1 and Example 2) were manufactured by compression molding methods, respectively. It was. The specifications of each floor are shown in Table 1.

Table 2 shows the compression test results for the three types of floorings manufactured with the above structure. The compression test was conducted with a tensile tester equipped with a hemispherical probe having a diameter of 50 mm, and the traveling speed of the probe was fixed at 1 mm / minute. The probe compression point on the flooring was set to the center of gravity of any isosceles triangle constructed by connecting the flooring center bolt and two bolt locations in any one lateral side.

As shown in the results of Table 2, when the flooring of Example 1 and Example 2 having a radial rib structure of the present invention is applied to the same load compared to the flooring of Comparative Example 1, the deformation is small and the rigidity of the structure is improved. Effect is shown. As confirmed by the above embodiment, the flooring of the present invention exhibits low weight and excellent mechanical properties.

Simple modifications or changes of the present invention can be easily carried out by those skilled in the art, and all such modifications or changes can be seen to be included in the scope of the present invention.

Claims (4)

In the flooring used for the building floor, the upper surface (1) has a rectangular structure, and the support bolts (5) fastened by double nuts of the upper nut (11) and the lower nut (10) at the four corners and the center thereof. And a plurality of ribs 7 are formed in the bottom portion 2 in the horizontal, vertical and radiation directions, and the bottom member is an unsaturated polyester resin, a vinyl ester resin, a phenol resin, or an epoxy resin 10 to 10 that is a thermosetting resin. 35 wt% to 0-10 wt% of low shrinkage agent, 5 to 60 wt% of glass fiber, 0.1 to 3 wt% of internal release agent (zinc stearate), 0.01 to 1 wt% of curing catalyst, and calcium carbonate as a filler, glass bubble, ceramic Fiber-reinforced polymer composite flooring for building floors, characterized in that the mixture containing 10 to 70wt% of Bubble, Aluminum Hydroxide, Silica, or Polyvinylidene Chloride Bubble. The flooring material for building floor according to claim 1, wherein the lower nut (10) is inserted into the support bolt hole (3) and fixed inside the flooring material while being cooled and solidified before being solidified in molding the flooring material. The flooring for a building floor according to claim 1, wherein an adhesive tape having a predetermined thickness is attached to the side surface (12) of the flooring. 2. Flooring material according to claim 1, characterized in that the support bolt (5) is a bolt having a + head at its upper part and a-head at its lower part.