Wet paving graphene floor heating system and floor structure

Abstract

The utility model belongs to the field of floor heating, and particularly relates to a wet paving graphene floor heating system and a floor structure, the wet paving graphene floor heating system comprises a concrete layer, a waterproof layer, a graphene electric heating layer, an insulating layer, a heat preservation layer and a heat insulation layer which are sequentially paved from top to bottom, and aluminum foil is paved on the outer surface of the heat preservation layer. According to the wet laying graphene floor heating system, through the arrangement, the safety and the waterproof performance of the system are improved, and the heat loss is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of floor heating, specifically relates to a wet laying graphene floor heating system and floor structure. BACKGROUND

[0002] Traditional floor heating systems mostly adopt water heating or resistance wire heating mode, and have problems of low heat conduction efficiency, high energy consumption, complex maintenance and the like.In recent years, graphene electric heating material is applied to the field of floor heating due to its excellent heat conductivity, but the existing graphene floor heating system still has defects in multi-layer structure design: for example, high heat loss downward, imperfect insulation protection of edge parts easily causing the risk of electric leakage, lack of collaborative sealing structure of waterproof layer and insulation layer leading to water seepage damage to the electric heating layer during concrete pouring and the like. SUMMARY

[0003] The utility model solves the technical problem to provide a wet laying graphene floor heating system and floor structure which have system safety and waterproof performance and reduce heat loss.

[0004] The utility model provides a wet laying graphene floor heating system, including concrete layer, waterproof layer, graphene electric heating layer, insulation layer, heat preservation layer and heat insulation layer from top to bottom are laid in proper order, the outer surface of heat preservation layer is laid with aluminium foil.

[0005] Further, the heat preservation layer is heat preservation cotton.

[0006] Further, the insulation layer is provided with an insulation layer upper turn-up which is turned up upward, and the insulation layer upper turn-up is in contact with the waterproof layer;

[0007] The insulation layer, the insulation layer upper turn-up and the waterproof layer surround and cover the graphene electric heating layer.

[0008] Further, the waterproof layer is provided with a waterproof layer upper turn-up which is turned up upward, and the waterproof layer upper turn-up is attached to the insulation layer upper turn-up.

[0009] Further, the side of the heat insulation layer is provided with a heat insulation layer upper turn-up which is protruded upward, and the inner side of the heat insulation layer upper turn-up is sequentially attached to the insulation layer upper turn-up, the waterproof layer upper turn-up and the concrete layer.

[0010] Further, the upper side of the concrete layer and the heat insulation layer upper turn-up is further provided with an equipotential net.

[0011] The upper side of the waterproof layer upper turn-up is provided with a waterproof layer fold edge upper turn-up, the upper side of the insulation layer upper turn-up is provided with an insulation layer fold edge upper turn-up, the waterproof layer fold edge upper turn-up and the insulation layer fold edge upper turn-up are attached, and extend upward from the side of the equipotential net after passing between the equipotential net and the heat insulation layer upper turn-up.

[0012] Further, the equipotential net is grounded.

[0013] Further, the equipotential net is a galvanized steel wire net.

[0014] Further, the wet-paving graphene floor heating system further comprises a wiring structure embedded on the side wall.

[0015] The wiring structure comprises, from top to bottom, a power line, a temperature control box and a power supply line, wherein the power supply line is electrically connected with the graphene electric heating layer.

[0016] The present application further provides a floor structure comprising, from top to bottom, a surface layer and a structural plate.

[0017] The wet-paving graphene floor heating system is arranged between the surface layer and the structural plate.

[0018] The wet-paving graphene floor heating system provided by the present application has the following advantages: the surface of the thermal insulation layer is covered with aluminum foil, which is a small-radiation-coefficient reflective material; on one hand, the aluminum foil can reflect the heat radiation provided by the graphene electric heating layer, avoiding the loss of heat from the graphene electric heating layer downward; on the other hand, the aluminum foil can improve the heat insulation effect of the thermal insulation layer due to its good heat insulation property; and on the third hand, the aluminum foil can reduce the difficulty of laying the thermal insulation material of the thermal insulation layer; the laying of the insulating layer on the thermal insulation layer can prevent the aluminum foil from conducting electricity during the use of the graphene electric heating layer; the waterproof layer arranged on the graphene electric heating layer can simultaneously protect and waterproof the graphene electric heating layer, avoiding the damage of the graphene electric heating layer during the pouring of the concrete layer on the graphene electric heating layer.

[0019] The wet-paving graphene floor heating system provided by the present application has the following advantages: the surface of the thermal insulation layer is covered with aluminum foil, which is a small-radiation-coefficient reflective material; on one hand, the aluminum foil can reflect the heat radiation provided by the graphene electric heating layer, avoiding the loss of heat from the graphene electric heating layer downward; on the other hand, the aluminum foil can improve the heat insulation effect of the thermal insulation layer due to its good heat insulation property; and on the third hand, the aluminum foil can reduce the difficulty of laying the thermal insulation material of the thermal insulation layer; the laying of the insulating layer on the thermal insulation layer can prevent the aluminum foil from conducting electricity during the use of the graphene electric heating layer; the waterproof layer arranged on the graphene electric heating layer can simultaneously protect and waterproof the graphene electric heating layer, avoiding the damage of the graphene electric heating layer during the pouring of the concrete layer on the graphene electric heating layer. BRIEF DESCRIPTION OF DRAWINGS

[0020] ATTACHED Figure 1 The present application is illustrated by the accompanying structural schematic diagram.

[0021] In the drawings, 1 is a surface layer; 2 is an equipotential net; 3 is a concrete layer; 4 is a waterproof layer; 401 is an upward turning of the waterproof layer; 402 is an upward turning of the folded edge of the waterproof layer; 5 is a graphene electric heating layer; 6 is an insulating layer; 601 is an upward turning of the insulating layer; 602 is an upward turning of the folded edge of the insulating layer; 7 is a thermal insulation layer; 8 is a thermal insulation layer; 801 is an upward turning of the thermal insulation layer; 9 is a structural plate; 10 is a power line; 11 is a temperature control box; and 12 is a power supply line. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present utility model.

[0023] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present utility model are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications will also change accordingly.

[0024] In addition, the description of "first", "second" and the like in the present utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0025] In the present utility model, unless otherwise specifically defined and limited, the terms "connection", "fixing" and the like should be understood broadly, for example, "fixing" can be fixed connection, or detachable connection, or integral; can be mechanical connection, or electrical connection, or physical connection or wireless communication connection; can be directly connected, or indirectly connected through intermediate medium, or the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those skilled in the art, the specific meaning of the above terms in the present utility model can be understood according to the specific circumstances.

[0026] In addition, the technical solutions of each embodiment of the present utility model can be combined with each other, but it must be based on the fact that those skilled in the art can realize it, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the scope of protection required by the present utility model.

[0027] As shown in the accompanying drawings, Figure 1 The present utility model discloses a wet-laid graphene floor heating system, which comprises a concrete layer 3, a waterproof layer 4, a graphene electric heating layer 5, an insulation layer 6, a heat preservation layer 7 and a thermal insulation layer 8 laid in sequence from top to bottom.

[0028] The wet laying graphene floor heating system provided by the utility model has the advantages that the surface of the heat preservation layer 7 is covered with aluminum foil, the aluminum foil is a reflection material with a small radiation coefficient, can reflect the heat radiation provided by the graphene electric heating layer 5, avoids the loss of heat of the graphene electric heating layer 5 downwards, can assist the heat insulation layer 8 to improve the heat insulation effect due to good heat insulation, and can reduce the laying difficulty of the heat preservation material of the heat preservation layer 7 due to the aluminum foil covering the heat preservation layer 7.

[0029] The wet laying graphene floor heating system provided by the utility model has the advantages that the surface of the heat preservation layer 7 is covered with aluminum foil, the aluminum foil is a reflection material with a small radiation coefficient, can reflect the heat radiation provided by the graphene electric heating layer 5, avoids the loss of heat of the graphene electric heating layer 5 downwards, can assist the heat insulation layer 8 to improve the heat insulation effect due to good heat insulation, and can reduce the laying difficulty of the heat preservation material of the heat preservation layer 7 due to the aluminum foil covering the heat preservation layer 7.

[0030] In one of the embodiments, the heat preservation layer 7 is heat preservation cotton, the heat preservation cotton has the advantages of simple price, convenient construction, environmental protection, certain sound insulation effect and sound insulation between floors.

[0031] In one of the embodiments, the upwardly turned insulation layer 6 is provided with an insulation layer upward turning 601, and the insulation layer upward turning 601 is in contact with the waterproof layer 4 above the insulation layer upward turning 601.

[0032] The insulation layer 6, the insulation layer upward turning 601 and the waterproof layer 4 surround and cover the graphene electric heating layer 5. In the embodiment, the graphene electric heating layer 5 can be omnidirectionally covered by the insulation layer 6 and the waterproof layer 4, so that the graphene electric heating layer 5 becomes a sandwich layer, and the protection effect thereof can be greatly improved. Preferably, the waterproof layer 4 and the insulation layer 6 are made of propylene cloth, at this time, the insulation layer 6, the insulation layer upward turning 601 and the waterproof layer 4 can omnidirectionally waterproof the graphene electric heating layer 5, greatly improve the waterproof performance thereof and improve the system safety.

[0033] In one of the embodiments, the upwardly turned waterproof layer 4 is provided with a waterproof layer upward turning 401, and the waterproof layer upward turning 401 is attached to the insulation layer upward turning 601. In this way, the waterproof layer upward turning 401 and the waterproof layer 4 are closed, and the covering and sealing effect of the graphene electric heating layer 5 is further improved.

[0034] In one of the embodiments, the side of the heat insulation layer 8 is provided with a heat insulation layer upturn 801, the inner side of the heat insulation layer upturn 801 is sequentially provided with the insulation layer upturn 601, the waterproof layer upturn 401 and the concrete layer 3. In this embodiment, the concrete layer 3 is poured on the inner side of the insulation layer upturn 601, so that the heat insulation layer 8 can protect the concrete layer 3, the waterproof layer 4, the graphene electric heating layer 5, the insulation layer 6 and the heat preservation layer 7 from the side and the bottom, simplify the positioning during installation, provide multi-directional heat insulation effect and avoid heat loss from the side.

[0035] In one of the embodiments, an equipotential net 2 is further provided above the concrete layer 3 and the heat insulation layer upturn 801, the equipotential net 2 can realize indirect contact protection, make the floor surface uniformly charged when electric leakage occurs, avoid the voltage difference when the human body walks on the floor, thereby reducing the safety hazard caused by electric leakage and improving the overall safety of the system. The equipotential net 2 is laid above the concrete layer 3 and the heat insulation layer upturn 801, can provide omnidirectional electric leakage protection for the interval where electric leakage may occur, further improve the overall safety of the system.

[0036] The waterproof layer upturn 401 is provided with a waterproof layer folded edge upturn 402, the insulation layer upturn 601 is provided with an insulation layer folded edge upturn 602, the waterproof layer folded edge upturn 402 and the insulation layer folded edge upturn 602 are provided in close contact and extend upward from the side of the equipotential net 2 after passing between the equipotential net 2 and the heat insulation layer upturn 801. Through the further extension of the waterproof layer upturn 401 and the waterproof layer folded edge upturn 402, the waterproof layer 4 and the insulation layer 6 can cover the side of the equipotential net 2, the concrete layer 3 and the graphene electric heating layer 5, avoid the water leakage of the side wall from seeping into the equipotential net 2, the concrete layer 3 and the graphene electric heating layer 5 from the side of the wet-laid graphene floor heating system, further improve the waterproof effect and system safety of the floor heating system. Preferably, the waterproof layer folded edge upturn 402 and the insulation layer folded edge upturn 602 extend out of the floor, further improve the waterproof effect. Preferably, the waterproof layer folded edge upturn 402 and the insulation layer folded edge upturn 602 extend to the side wall plate, thereby avoiding the waterproof layer folded edge upturn 402 and the insulation layer folded edge upturn 602 exposed to the outside, ensuring the aesthetic appearance.

[0037] In one of the embodiments, the equipotential net 2 is grounded, when the graphene electric heating layer 5 leaks and the waterproof layer 4 fails, the equipotential net 2 can ground the electric leakage, prevent the human body or objects on the floor from being electrocuted, realize multiple protection of the electric leakage of the graphene electric heating layer 5.

[0038] In one embodiment, the equipotential net 2 is a galvanized steel wire net, which is woven by metal wires into a grid structure to form continuous conductive paths, effectively balancing the potential difference between different areas and reducing local voltage gradient. Galvanization can isolate oxygen and moisture, preventing the steel wire net from rusting and prolonging its service life. Moreover, it can be laid flexibly and is easy to install.

[0039] In one embodiment, the wet-laid graphene floor heating system further comprises a wiring structure embedded in the side wall.

[0040] The wiring structure comprises a power line 10, a temperature control box 11 and a power supply line 12 connected in sequence from top to bottom. The power supply line 12 is electrically connected to the graphene heating layer 5. The power supply line 12 is used to supply power to the graphene heating layer 5, and the temperature control box 11 is used to control the on-off and voltage of the power supply line, thereby realizing power control of the graphene heating layer 5. The power line 10 is used to connect the power supply. Preferably, the power line 10 and the power supply line are laid through the PC pipe embedded in the side wall, and the temperature control box 11 is laid through the hidden box embedded in the side wall. Preferably, in the embodiment provided with the equipotential net 2, a ground wire connected to the temperature control box 11 is further provided, and the ground wire is connected to the equipotential net 2.

[0041] The utility model also provides a floor structure which comprises a surface layer 1 and a structural plate 9 arranged from top to bottom.

[0042] The wet-laid graphene floor heating system is arranged between the surface layer 1 and the structural plate 9. Preferably, in the embodiment provided with the waterproof layer fold-over 402 and the insulation layer fold-over 602, the waterproof layer fold-over 402 and the insulation layer fold-over 602 are arranged on the outer side of the surface layer 1.

[0043] In one specific embodiment, the floor structure comprises a surface layer 1, an equipotential net 2, a concrete layer 3, a waterproof layer 4, a graphene heating layer 5, an insulation layer 6, a thermal insulation layer 7, an insulating layer 8 and a structural plate 9 arranged in sequence.

[0044] The thickness of the surface layer 1 is determined according to the laying thickness of the floor tile; the equipotential net 2 is a galvanized steel wire net with a diameter of 3mm and a grid spacing of 150mmX150mm; the concrete layer 3 is bean stone concrete with a thickness of 30mm; the waterproof layer 4 is a propylene cloth waterproof layer with a thickness of 0.5mm; the graphene electric heating layer 5 has a thickness of 2mm; the insulation layer 6 is a propylene cloth insulation layer with a thickness of 0.5mm; the thermal insulation layer 7 is thermal insulation cotton with a thickness of 3mm; the heat insulation layer 8 is a graphene XPS extruded board with a thickness of 20mm; the distance between the graphene electric heating layer 5 and the side edge of the floor is greater than or equal to 200mm; the distance between the thermal insulation layer 7 and the side edge of the floor is greater than or equal to 50mm; and the height of the temperature control box 11 from the surface layer 1 is greater than or equal to 1300mm.

[0045] The above is only the embodiment of the present application, and does not limit the present application. Any person skilled in the art can make many possible changes, modifications or equivalent embodiments of the technical scheme of the present application without departing from the scope of the technical scheme of the present application. Therefore, any simple modification, equivalent change and modification of the above embodiment according to the technical essence of the present application should fall within the scope of protection of the technical scheme of the present application.

Claims

1. A wet-laid graphene underfloor heating system, characterized in that, It includes a concrete layer (3), a waterproof layer (4), a graphene electric heating layer (5), an insulation layer (6), a heat preservation layer (7), and a heat insulation layer (8) laid from top to bottom, wherein the outer surface of the heat preservation layer (7) is covered with aluminum foil; The insulating layer (6) is flipped up and has an insulating layer flip (601) which contacts the waterproof layer (4) above. The insulating layer (6), the insulating layer flip-up (601), and the waterproof layer (4) surround and cover the graphene electrothermal layer (5).

2. The wet-laid graphene underfloor heating system as described in claim 1, characterized in that, The insulation layer (7) is insulation cotton.

3. The wet-laid graphene underfloor heating system as described in claim 2, characterized in that, The waterproof layer (4) is flipped up to form a waterproof layer flip (401), and the waterproof layer flip (401) and the insulating layer flip (601) are attached to each other.

4. The wet-laid graphene underfloor heating system as described in claim 3, characterized in that, The side of the insulation layer (8) is provided with an upwardly protruding insulation layer upturn (801), and the inner side of the insulation layer upturn (801) is sequentially fitted with the insulation layer upturn (601), the waterproof layer upturn (401) and the concrete layer (3).

5. The wet-laid graphene underfloor heating system as described in claim 4, characterized in that, An equipotential mesh (2) is also provided above the concrete layer (3) and the insulation layer upturned (801); A waterproof layer folded-up (402) is provided above the waterproof layer folded-up (401), and an insulating layer folded-up (602) is provided above the insulating layer folded-up (601). The waterproof layer folded-up (402) and the insulating layer folded-up (602) are attached together and extend upward from the side of the equipotential mesh (2) after passing between the equipotential mesh (2) and the heat insulation layer folded-up (801).

6. The wet-laid graphene underfloor heating system as described in claim 5, characterized in that, The equipotential mesh (2) is grounded.

7. The wet-laid graphene underfloor heating system as described in claim 5, characterized in that, The equipotential mesh (2) is a galvanized steel wire mesh.

8. The wet-laid graphene underfloor heating system as described in any one of claims 1-7, characterized in that, It also includes wiring structures pre-embedded in the side walls; The wiring structure includes a power line (10), a temperature control box (11), and a power supply line (12) connected sequentially from top to bottom. The power supply line (12) is electrically connected to the graphene heating layer (5).

9. A floor structure, characterized in that, It includes a surface layer (1) and a structural plate (9) arranged from top to bottom; a wet-laid graphene underfloor heating system as described in any one of claims 1-7 is provided between the surface layer (1) and the structural plate (9).

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