Sound-proof, moisture-proof and mildew-proof floor composite board

The design of the sound-insulating, moisture-proof, and mildew-proof composite floor panel solves the problems of condensation and mold caused by the laying of underfloor heating pipes, achieving high strength, heat insulation, sound insulation, and moisture-proof effects, avoiding damage to the ground, and reducing maintenance frequency and costs.

CN224213612UActive Publication Date: 2026-05-08SHAOXING PUMPKIN BUILDING MATERIALS TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHAOXING PUMPKIN BUILDING MATERIALS TECH CO LTD
Filing Date
2025-04-15
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Existing underfloor heating pipes laid on cement floors are prone to condensation, mold growth, and corrosion, leading to floor cracks and bulges, frequent and costly repairs.

Method used

The floor uses a sound-insulating, moisture-proof, and mildew-proof composite board, which includes a foamed ceramic layer and a polyurethane layer. Cement cloth is bonded between the two layers. The surface of the foamed ceramic layer has pipe grooves to replace cement for fixing and to achieve the function of underfloor heating.

Benefits of technology

It improves bonding strength and thermal and sound insulation, prevents condensation and mold growth, has high compressive strength, avoids ground cracking or bulging, and reduces maintenance frequency and cost.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224213612U_ABST
Patent Text Reader

Abstract

The utility model provides a sound-proof damp-proof mould-proof floor composite board which comprises a foaming ceramic layer and a polyurethane layer, the polyurethane layer is arranged below the foaming ceramic layer, cement cloth is arranged on the upper end face and the lower end face of the polyurethane layer, and the cement cloth on the upper end face of the polyurethane layer is simultaneously connected with the foaming ceramic layer and the polyurethane layer. According to the sound-proof, moisture-proof and mildew-proof floor composite board, the polyurethane layer is arranged below the foaming ceramic layer, and the cement cloth is bonded between the foaming ceramic layer and the polyurethane layer, so that the bonding strength, the heat preservation and sound insulation performance and the moisture-proof performance of the foaming ceramic layer and the polyurethane layer are further improved, and the compressive strength is higher; the surface of the foamed ceramic is filled with air holes, so that heat preservation is achieved, the surface temperature difference is reduced, condensate water can be effectively prevented from being generated, the functions of moisture prevention, mildew prevention, light weight, good shock resistance, high strength and sound insulation are achieved, meanwhile, no contractility exists, and the problems of ground cracking or upheaval and the like caused by thermal expansion and cold contraction are solved.
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Description

Technical Field

[0001] This utility model relates to the field of building materials technology, specifically to a sound-insulating, moisture-proof, and mildew-proof composite floor panel. Background Technology

[0002] In regions with cold winters, underfloor heating is often installed in buildings for insulation. Current methods for installing underfloor heating pipes typically involve pouring cement onto the floor to secure them. This method is not only cumbersome and costly, but also prone to condensation and mold growth. Mold can cause the floor to crack and bulge, allowing condensation to seep in and further corrode the underlying pipes, creating a vicious cycle that necessitates annual repairs—a time-consuming and labor-intensive process.

[0003] This case arose in order to resolve the aforementioned issues. Summary of the Invention

[0004] The purpose of this utility model is to provide a soundproof, moisture-proof, and mildew-proof composite floor panel to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model is implemented through the following technical solution: a soundproof, moisture-proof, and mildew-proof composite floor panel, comprising a foamed ceramic layer and a polyurethane layer, wherein the polyurethane layer is disposed below the foamed ceramic layer, and cement cloth is provided on both the upper and lower surfaces of the polyurethane layer, wherein the cement cloth on the upper surface of the polyurethane layer is connected to both the foamed ceramic layer and the polyurethane layer.

[0006] Preferably, the cement cloth is bonded to the foamed ceramic layer and the polyurethane layer with adhesive.

[0007] Preferably, the upper surface of the foamed ceramic layer is provided with a pipe groove, which includes a straight groove and a curved groove, and the straight groove and the curved groove are connected to each other.

[0008] Preferably, the thickness of the foamed ceramic layer is 3cm, and the thickness of the polyurethane layer is 1.2cm to 1.8cm.

[0009] Preferably, the dimensions of the foamed ceramic layer and the polyurethane layer are 6cm x 6cm.

[0010] After adopting the above technical solution, this utility model has the following advantages compared with the prior art: This utility model provides a soundproof, moisture-proof and mildew-proof composite floor panel. By setting a polyurethane layer under the foamed ceramic layer and bonding cement cloth between the two, the bonding strength, thermal insulation, sound insulation and moisture-proof performance of the two are further improved, and the compressive strength is higher. The surface of the foamed ceramic is full of pores, which can effectively prevent the generation of condensation water, and achieve the functions of moisture-proof, mildew-proof, light weight, good shock resistance, high strength and sound insulation. At the same time, there is no shrinkage force, and it replaces cement pouring, so it will not cause problems such as ground cracking or bulging due to thermal expansion and contraction. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the present invention;

[0012] Figure 2 This is a schematic diagram of another embodiment of the present invention;

[0013] In the diagram: 1. Foamed ceramic layer, 2. Polyurethane layer, 3. Cement cloth, 4. Pipe groove. Detailed Implementation

[0014] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments.

[0015] This utility model embodiment provides a sound-insulating, moisture-proof, and mildew-proof composite floor panel, such as... Figure 1-2 As shown, the structure includes a foamed ceramic layer 1 and a polyurethane layer 2. The polyurethane layer 2 is positioned below the foamed ceramic layer 1. Cement cloth 3 is provided on both the upper and lower surfaces of the polyurethane layer 2. The cement cloth 3 on the upper surface of the polyurethane layer 2 is connected to both the foamed ceramic layer 1 and the polyurethane layer 2. Cement cloth 4 is provided between the foamed ceramic layer 1 and the polyurethane layer 2. The cement cloth 4 is laid on the bottom and sides of the foamed ceramic layer 1, and the two are bonded together, further improving the bonding strength and thermal and sound insulation properties. The cement cloth is also known as a cement blanket.

[0016] Example 1: Refer to Appendix Figure 1 The upper surface of the foamed ceramic layer 1 has pipe grooves 4, including straight grooves and bends. These grooves allow for the installation of geothermal circulation pipes, enabling underfloor heating. The straight and bends also facilitate the proper laying of the geothermal pipes. The straight and bends are interconnected. The foamed ceramic layer 1 is 3cm thick, and the polyurethane layer 2 is 1.2cm~1.8cm thick. Both layers are 6cm x 6cm in length and width. This optimal thickness allows for direct assembly and use without the need for cement fixation, ensuring sound insulation, moisture resistance, and mildew prevention while also providing higher compressive strength.

[0017] Example 2: Refer to Appendix Figure 2The surface of the foamed ceramic layer 1 is a conventional flat surface, which can be directly used as an insulation board. It can be laid directly on the ground to achieve the functions of sound insulation, moisture prevention and mildew prevention.

[0018] This utility model discloses a sound-insulating, moisture-proof, and mildew-proof composite floor panel. By setting a polyurethane layer under a foamed ceramic layer, and bonding cement cloth between the two, the bonding strength, thermal insulation, sound insulation, and moisture-proof performance are further improved, and the compressive strength is higher. The surface of the foamed ceramic is filled with pores to achieve thermal insulation, reduce surface temperature difference, and effectively prevent condensation. It achieves the functions of moisture-proof, mildew-proof, lightweight, good shock resistance, high strength, and sound insulation. At the same time, it has no shrinkage force and will not cause problems such as ground cracking or bulging due to thermal expansion and contraction.

[0019] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A sound-insulating, moisture-proof, and mildew-proof composite floor panel, characterized in that: It includes a foamed ceramic layer (1) and a polyurethane layer (2). The polyurethane layer (2) is disposed under the foamed ceramic layer (1). Cement cloth (3) is provided on both the upper and lower end faces of the polyurethane layer (2). The cement cloth (3) on the upper end face of the polyurethane layer (2) is connected to both the foamed ceramic layer (1) and the polyurethane layer (2).

2. The sound-insulating, moisture-proof, and mildew-proof composite floor panel according to claim 1, characterized in that: The cement cloth (3) is bonded to the foamed ceramic layer (1) and the polyurethane layer (2) with adhesive.

3. The sound-insulating, moisture-proof, and mildew-proof composite floor panel according to claim 1, characterized in that: The upper surface of the foamed ceramic layer (1) is provided with a pipe groove (4), which includes a straight groove and a curved groove, and the straight groove and the curved groove are connected to each other.

4. The sound-insulating, moisture-proof, and mildew-proof composite floor panel according to claim 1, characterized in that: The thickness of the foamed ceramic layer (1) is 3cm, and the thickness of the polyurethane layer (2) is 1.2cm~1.8cm.

5. The sound-insulating, moisture-proof, and mildew-proof composite floor panel according to claim 4, characterized in that: The length and width of the foamed ceramic layer (1) and the polyurethane layer (2) are 6cm*6cm.