CN111021666A - Floor heating module and preparation method thereof - Google Patents

Floor heating module and preparation method thereof Download PDF

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Publication number
CN111021666A
CN111021666A CN201911344512.9A CN201911344512A CN111021666A CN 111021666 A CN111021666 A CN 111021666A CN 201911344512 A CN201911344512 A CN 201911344512A CN 111021666 A CN111021666 A CN 111021666A
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heat
parts
insulation layer
floor heating
heating module
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CN111021666B (en
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李元魁
李华荣
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Jilin Longyang Building Materials Co ltd
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Jilin Longyang Building Materials Co ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00Flooring
    • E04F15/02Flooring or floor layers composed of a number of similar elements
    • E04F15/08Flooring or floor layers composed of a number of similar elements only of stone or stone-like material, e.g. ceramics, concrete; of glass or with a top layer of stone or stone-like material, e.g. ceramics, concrete or glass
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/04Portland cements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00Hot-water central heating systems
    • F24D3/12Tube and panel arrangements for ceiling, wall, or underfloor heating
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/28Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/40Porous or lightweight materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/52Sound-insulating materials

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Civil Engineering (AREA)
  • Floor Finish (AREA)

Abstract

The invention provides a floor heating module, and belongs to the technical field of heating materials. The floor heating shifting block comprises a heat and sound insulation layer and a heat and heat storage insulation layer which are arranged in a laminated mode, wherein a U-shaped coil groove is formed in the heat and heat storage insulation layer, and the depth of the U-shaped coil groove is consistent with the thickness of the heat and heat storage insulation layer; and a superconducting heat transfer layer is arranged on the plane area of the heat storage and insulation layer. The floor heating module provided by the invention has the advantages of high strength, no deformation, continuous heat preservation, balanced heat dissipation and the like.

Description

Floor heating module and preparation method thereof
Technical Field
The invention relates to the technical field of heating materials, in particular to a floor heating module and a preparation method thereof.
Background
The ecological safety, energy conservation and environmental protection of the residential buildings become the subject of the era, and the floor heating module is greatly popular in the market due to the obvious improvement compared with the traditional floor heating process since the birth.
The current dry-type floor heating module technology is still imperfect, and floor heating modules of different forms and different materials respectively have various advantages and also have numerous defects, such as:
the extruded sheet dry-type floor heating module or the extruded sheet composite aluminum film sheet dry-type floor heating module comprises: the fire-proof grade is low, the safety is poor, the toxic and harmful gases volatilized under the high-temperature condition are not environment-friendly, the product cannot be recycled, and the pollution of the product and the construction waste is serious; and the heat-insulating material has poor pressure resistance, large elastic deformation, incapability of storing heat and continuously preserving heat and radiating heat in a balanced manner, and limited application range.
Plastics PVC material dry-type ground heating module: the fireproof performance is poor, the fire hazard is serious, the safety is poor, the high-temperature elastic deformation is large, the service life of the material is short, heat can not be stored, heat can not be continuously preserved, heat can not be dissipated in a balanced manner, and the application range is limited.
Although the M-shaped floor heating module formed by pressing cement has good fireproof performance, high compressive strength and no deformation, the product has poor heat insulation and sound insulation, poor heat preservation performance and quick cooling when being heated.
Disclosure of Invention
The invention aims to provide a floor heating module and a preparation method thereof.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides a floor heating module which comprises a heat and sound insulation layer and a heat and heat storage insulation layer which are arranged in a laminated mode, wherein a U-shaped coil groove is formed in the heat and heat storage insulation layer, and the depth of the U-shaped coil groove is consistent with the thickness of the heat and heat storage insulation layer; and a superconducting heat transfer layer is arranged on the plane area of the heat storage and insulation layer.
Preferably, the floor heating module has the following size: length × width × thickness is 600mm × 400mm × 50 mm.
Preferably, the thickness of the heat and sound insulation layer is 25mm, the thickness of the heat storage and insulation layer is 22mm, and the thickness of the superconducting heat transfer layer is 3 mm.
Preferably, the cross-sectional width of the U-shaped coil groove is 25 mm.
Preferably, the number of the U-shaped coil grooves is 1 or 2.
Preferably, the preparation raw materials of the heat and sound insulation layer comprise the following components in parts by weight:
20-30 parts of portland cement, 5-7 parts of silica fume, 3-4 parts of mineral fiber, 25-35 parts of straw short fiber, 30-40 parts of expanded perlite or expanded vitrified micro-beads, 0.05-0.15 part of hydroxypropyl methyl cellulose, 0.15-0.25 part of redispersible latex powder and 0.15-0.25 part of water repellent.
Preferably, the preparation raw materials of the heat storage and insulation layer comprise the following components in parts by weight:
15-25 parts of portland cement, 3-5 parts of fly ash, 0.5-1.5 parts of polypropylene fiber, 12-18 parts of diatomite, 15-25 parts of straw short fiber, 4-6 parts of sepiolite and 30-40 parts of high-strength fly ash ceramsite or waste sintered brick and tile particles.
Preferably, the preparation raw materials of the superconductive heat transfer layer comprise the following components in parts by mass:
20-30 parts of portland cement, 4-6 parts of silica fume, 4-6 parts of diatomite, 8-12 parts of mineral fiber, 35-45 parts of quartz sand, 8-12 parts of industrial graphene and 4-6 parts of redispersible latex powder.
The invention provides a preparation method of the floor heating module in the technical scheme, which comprises the following steps:
mixing the preparation raw materials of the heat and sound insulation layer with water to form a first mixed material, and mechanically pressing the first mixed material into a plate to obtain the heat and sound insulation layer;
mixing the preparation raw materials of the heat-storage and heat-insulation layer with water to form a second mixed material, placing the second mixed material on one side of the heat-insulation and sound-insulation layer, mechanically pressing the second mixed material into a plate, pressing the plate into two U-shaped coil grooves which are symmetrically arranged through a die, and obtaining the heat-storage and heat-insulation layer on one side of the heat-insulation and sound-insulation layer;
mixing the preparation raw materials of the superconducting heat transfer layer with water to form a third mixed material, coating the third mixed material on the plane area of the heat storage and insulation layer, drying and curing to form the superconducting heat transfer layer, and obtaining the floor heating module.
Preferably, the content of water in the first mixed material is 25-35 wt%, the content of water in the second mixed material is 25-35 wt%, and the content of water in the third mixed material is 35-40 wt%.
The invention provides a floor heating module which comprises a heat and sound insulation layer and a heat and heat storage insulation layer which are arranged in a laminated mode, wherein a U-shaped coil groove is formed in the heat and heat storage insulation layer, and the depth of the U-shaped coil groove is consistent with the thickness of the heat and heat storage insulation layer; and a superconducting heat transfer layer is arranged on the plane area of the heat storage and insulation layer. The floor heating module provided by the invention has the advantages of high strength, no deformation, continuous heat preservation, balanced heat dissipation and the like.
Drawings
Fig. 1 is a schematic structural diagram of a floor heating module in the invention;
fig. 2 is a schematic size diagram of a floor heating module according to the present invention;
in the figure, 1 is a heat and sound insulation layer, 2 is a heat storage and insulation layer, 3 is a superconducting heat transfer layer, and 4 is a U-shaped coil groove.
Detailed Description
The invention provides a floor heating module which comprises a heat and sound insulation layer and a heat and heat storage insulation layer which are arranged in a laminated mode, wherein a U-shaped coil groove is formed in the heat and heat storage insulation layer, and the depth of the U-shaped coil groove is consistent with the thickness of the heat and heat storage insulation layer; and a superconducting heat transfer layer is arranged on the plane area of the heat storage and insulation layer.
As an embodiment of the present invention, the size of the floor heating module is: length × width × thickness is 600mm × 400mm × 50 mm.
The floor heating module provided by the invention comprises a heat and sound insulation layer, a heat storage and insulation layer and a superconducting heat transfer layer; as an embodiment of the invention, the thickness of the heat and sound insulation layer is 25mm, the thickness of the heat and heat storage layer is 22mm, and the thickness of the superconducting heat transfer layer is 3 mm.
In the invention, a U-shaped coil groove is arranged on the heat storage and insulation layer, and the depth of the U-shaped coil groove is consistent with the thickness of the heat storage and insulation layer; as an embodiment of the invention, the cross-sectional width of the U-shaped coil groove is 25 mm; the U-shaped coil grooves are arranged along the longitudinal direction of the heat storage and insulation layer, the number of the U-shaped coil grooves can be 1 or 2, and specifically, when the number of the U-shaped coil grooves is 1, the U-shaped coil grooves are arranged in the middle of the heat storage and insulation layer; when the number of U-shaped coil pipe groove is 2, U-shaped coil pipe groove symmetry sets up to the center of U-shaped coil pipe groove, the distance between 2U-shaped coil pipe grooves is 180 ~ 200 mm.
In the invention, when the floor heating module is used, a floor heating pipe is arranged in the U-shaped coil groove; as an embodiment of the present invention, the floor heating pipe is fixed in the U-shaped coil groove by a spot-bonding method or a staple. The floor heating pipe is not particularly limited in the present invention, and a floor heating pipe known to those skilled in the art may be used.
In the invention, the plane area of the heat storage and insulation layer is provided with the superconducting heat transfer layer, namely the superconducting heat transfer layer is not arranged in the U-shaped coil groove of the heat storage and insulation layer.
Fig. 1 is a schematic structural diagram of a floor heating module in the invention, and fig. 2 is a schematic dimensional diagram of the floor heating module. The floor heating module provided by the invention integrates the superconducting heat transfer layer, the heat storage and heat preservation heat dissipation layer and the heat and sound insulation layer, has simple and clear layers, is simpler and easier to construct and maintain, and has excellent performances in all aspects. The preparation raw materials of each functional layer in the floor heating module are explained below.
In the invention, the raw materials for preparing the heat and sound insulation layer preferably comprise the following components in parts by weight: 20-30 parts of portland cement, 5-7 parts of silica fume, 3-4 parts of mineral fiber, 25-35 parts of straw short fiber, 30-40 parts of expanded perlite or expanded vitrified micro-beads, 0.05-0.15 part of hydroxypropyl methyl cellulose, 0.15-0.25 part of redispersible latex powder and 0.15-0.25 part of water repellent; more preferably comprises the following components: 25 parts of portland cement, 6 parts of silica fume, 3.5 parts of mineral fiber, 30 parts of straw short fiber, 35 parts of expanded perlite or expanded vitrified micro-beads, 0.1 part of hydroxypropyl methyl cellulose, 0.2 part of redispersible latex powder and 0.2 part of water repellent.
In the invention, in the raw materials for preparing the heat and sound insulation layer, the portland cement is preferably No. 425 ordinary portland cement; the silica fume is preferably H-series silica fume, the fineness of the silica fume is less than 1 mu m and accounts for more than 80%, and the average grain diameter is 0.1-0.3 mu m; the average length of the mineral fibers is preferably 1.5-3.5 mm, and the average diameter of the mineral fibers is preferably 3.0-5.0 mu m; the length of the short straw fiber is preferably less than or equal to 15 mm; the number of the expanded perlite is preferably no less than 100; the expanded and vitrified micro bubbles are preferably class II expanded and vitrified micro bubbles, and the bulk density is preferably 80-120 kg/m3(ii) a The redispersible latex powder is preferably redispersible latex powder produced by German Wake company, and the specific model is 5044N; the water repellent is preferably organosilicon hydrophobic powder, more preferably organosilicon hydrophobic powder produced by Germany. The invention has scientific and reasonable preparation of various materials, and the formed material has a fiber disorderly-oriented and reticular multi-dimensional three-dimensional knot structure, so that the material has strong compressive capacity, high strength, no deformation, good heat preservation and insulation performance and good sound insulation performance.
In the invention, the preparation raw materials of the heat storage and insulation layer preferably comprise the following components in parts by weight: 15-25 parts of portland cement, 3-5 parts of fly ash, 0.5-1.5 parts of polypropylene fiber, 12-18 parts of diatomite, 15-25 parts of straw short fiber, 4-6 parts of sepiolite, 30-40 parts of fly ash high-strength ceramsite or waste sintered brick and tile particles, and more preferably comprises the following components: 20 parts of portland cement, 4 parts of fly ash, 1 part of polypropylene fiber, 15 parts of diatomite, 20 parts of straw short fiber, 5 parts of sepiolite and 35 parts of fly ash high-strength ceramsite or waste sintered brick and tile particles.
In the invention, in the raw materials for preparing the heat-storage and heat-preservation layer, the Portland cement is preferably No. 425 ordinary Portland cement; the particle size of the fly ash is preferably 0.5-100 mu m; the length of the polypropylene fiber is preferably 3-9 mm; the silicon content of the diatomaceous earth is preferably 91.27%; the length of the short straw fibers is preferably less than or equal to 15mm, and more preferably 3-15 mm; the sepiolite has a purity of preferably > 80% and a particle size of preferably 200 mesh; the grain diameter of the fly ash high-strength ceramsite is preferably less than or equal to 10 mm; the particle size grading of the waste sintered brick and tile particles is preferably less than or equal to 15mm, and more preferably 3-15 mm. The invention has scientific and reasonable preparation of various materials, has a fiber disorderly-oriented and reticular multi-dimensional three-dimensional drawknot structure after molding, ensures that the material has good fireproof performance, can adsorb and decompose harmful substances and peculiar smell in the air such as free formaldehyde, benzene, toluene, ammonia and the like under the high-temperature condition, has the functions of humidifying and deodorizing, can purify the air and insulate sound, can recycle and reutilize part of the raw materials in the heat storage and insulation layer as waste materials, and is an excellent energy-saving, environment-friendly and ecological safety material; the heat storage and insulation layer has the advantages of strong pressure resistance, high strength, no deformation due to cold and heat stress change in the using process, no relative displacement noise, good heat storage capacity, continuous heat preservation and balanced heat dissipation and the like.
In the invention, the raw materials for preparing the superconductive heat transfer layer preferably comprise the following components in parts by mass: 20-30 parts of portland cement, 4-6 parts of silica fume, 4-6 parts of diatomite, 8-12 parts of mineral fiber, 35-45 parts of quartz sand, 8-12 parts of industrial graphene and 4-6 parts of redispersible latex powder; more preferably comprises the following components: 25 parts of portland cement, 5 parts of silica fume, 5 parts of diatomite, 10 parts of mineral fiber, 40 parts of quartz sand, 10 parts of industrial-grade graphene and 5 parts of redispersible latex powder.
In the present invention, among the raw materials for preparing the superconductive heat transfer layer, the portland cement is preferably No. 425 ordinary portland cement; the silica fume is preferably H-series silica fume, the fineness of the silica fume is less than 1 mu m and accounts for more than 80%, and the average grain diameter is 0.1-0.3 mu m; the silicon content of the diatomaceous earth is preferably 91.27%; the average length of the mineral fibers is preferably 1.5-3.5 mm, and the average diameter of the mineral fibers is preferably 3.0-5.0 mu m; the granularity of the quartz sand is preferably 100-120 meshes; the granularity of the industrial grade graphene is preferably 600-800 meshes; the redispersible latex powder is preferably redispersible latex powder produced by German Wake company, and the specific model is 5044N. The invention has scientific and reasonable preparation of various materials, has a fiber disorderly-oriented and reticular multi-dimensional structure after molding, ensures that the superconductive heat transfer layer has high fire-proof grade, can adsorb and decompose peculiar smell in air under high temperature, has the functions of humidity adjustment and deodorization, can purify air, has high compressive strength and high heat storage and conduction speed, and thus achieves rapid temperature rise.
The invention provides a preparation method of the floor heating module in the technical scheme, which comprises the following steps:
mixing the preparation raw materials of the heat and sound insulation layer with water to form a first mixed material, and mechanically pressing the first mixed material into a plate to obtain the heat and sound insulation layer;
mixing the preparation raw materials of the heat-storage and heat-insulation layer with water to form a second mixed material, placing the second mixed material on one side of the heat-insulation and sound-insulation layer, mechanically pressing the second mixed material into a plate, pressing the plate into two U-shaped coil grooves which are symmetrically arranged through a die, and obtaining the heat-storage and heat-insulation layer on one side of the heat-insulation and sound-insulation layer;
mixing the preparation raw materials of the superconducting heat transfer layer with water to form a third mixed material, coating the third mixed material on the plane area of the heat storage and insulation layer, drying and curing to form the superconducting heat transfer layer, and obtaining the floor heating module.
According to the invention, the preparation raw materials of the heat and sound insulation layer are mixed with water to form a first mixed material, and the first mixed material is mechanically pressed into a plate to obtain the heat and sound insulation layer. In the invention, the content of water in the first mixed material is preferably 25-35 wt%, and more preferably 30 wt%; the first mixed material is a semi-dry mixed material, and is convenient for mechanical pressing. The specific operation parameters of the mechanical pressing are not specially limited and can be selected according to actual requirements.
According to the invention, preparation raw materials of the heat-storage and heat-insulation layer are mixed with water to form a second mixed material, the second mixed material is placed on the single surface of the heat-insulation and sound-insulation layer, then the second mixed material is mechanically pressed into a plate, two U-shaped coil grooves which are symmetrically arranged are formed through die pressing, and the heat-storage and heat-insulation layer is obtained on the single surface of the heat-insulation and sound-insulation layer. In the invention, the content of water in the second mixed material is preferably 25-35 wt%, and more preferably 30 wt%; the second mixed material is a semi-dry mixed material, so that mechanical pressing is facilitated; and in the process of mechanically pressing the second mixed material, the formed heat storage and insulation layer and the heat and sound insulation layer are bonded together. The specific operation parameters of the mechanical pressing and the die pressing are not specially limited and can be selected according to actual requirements.
According to the invention, the preparation raw materials of the superconducting heat transfer layer are mixed with water to form a third mixed material, the third mixed material is coated on the plane area of the heat storage and insulation layer, and the superconducting heat transfer layer is formed after drying and maintenance to obtain the floor heating module. In the invention, the water content in the third mixed material is preferably 35-40 wt%, and more preferably 40 wt%; the third mixed material is mixed slurry, so that coating is facilitated. In the present invention, the coating is preferably spraying or wiping. According to the invention, the U-shaped coil groove on the heat storage and insulation layer is preferably covered, then the third mixed material is coated on the surface of the heat storage and insulation layer, and then the covering material used on the U-shaped coil groove is removed, so that the third mixed material can be coated on the plane area of the heat storage and insulation layer, and the third mixed material is prevented from being coated in the U-shaped coil groove.
The drying and curing are not particularly limited, and specifically, the film coating and curing can be performed in a natural environment (the temperature is 15-35 ℃), and the steam curing can be performed (the temperature is 25-35 ℃), and the drying and curing can be selected according to actual needs.
The technical solution of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
(1) The preparation raw materials and the dosage (in percentage by mass) of the heat-insulating and sound-insulating layer are as follows:
25% of Portland cement, in particular to No. 425 ordinary Portland cement;
6% of silica fume, specifically H-series silica micropowder, the fineness of which is less than 1 μm and accounts for more than 80%, and the average particle size of which is 0.1-0.3 μm;
3.5% mineral fibres having an average length of 2mm and an average diameter of 4 μm;
30% of straw short fibers with the length of 3-15 mm;
35 percent of expanded perlite with the number not less than 100;
0.1% hydroxypropyl methylcellulose;
0.2 percent of redispersible latex powder, which is produced by German wacker company and has the specific model of 5044N;
0.2 percent of water repellent, organosilicon hydrophobic powder produced by Germany German;
(2) the heat-storage insulating layer comprises the following preparation raw materials and dosage (in percentage by mass):
20% of Portland cement, in particular to No. 425 ordinary Portland cement;
4% of fly ash with the particle size of 0.5-100 μm;
1% of polypropylene fiber with the length of 3-9 mm;
15% of diatomite with a silicon content of 91.27%;
20% of straw short fibers with the length of 3-15 mm;
5% sepiolite with purity of more than 80% and granularity of 200 meshes;
35 percent of fly ash high-strength ceramsite with the particle size less than or equal to 10 mm;
(3) the preparation raw materials and the dosage (in percentage by mass) of the superconductive heat transfer layer are as follows:
25% of Portland cement, in particular to No. 425 ordinary Portland cement;
5% of silica fume, specifically H-series silica micropowder, the fineness of which is less than 1 μm and accounts for more than 80%, and the average particle size of which is 0.1-0.3 μm;
5% of diatomite with a silicon content of 91.27%;
10% mineral fibres having an average length of 2mm and an average diameter of 4 μm;
40% of quartz sand with the granularity of 100-120 meshes;
10% of industrial graphene, the granularity of which is 600-800 meshes;
5 percent of redispersible latex powder, which is produced by German wacker company and has the specific model of 5044N;
(4) the preparation of the floor heating module comprises the following steps:
mixing the preparation raw materials of the heat and sound insulation layer with water to form a semi-dry mixed material (the water content is 30%), mechanically pressing the mixture into a plate, namely the heat and sound insulation layer, wherein the size is as follows: length × width × thickness is 600mm × 400mm × 25 mm;
mixing the preparation raw materials of the heat-storage and sound-insulation layer with water to form a semi-dry mixed material (the water content is 30%), placing the semi-dry mixed material on the single surface of the heat-insulation and sound-insulation layer, then mechanically pressing the semi-dry mixed material into a plate, pressing the plate along the length direction through a die to form two symmetrically-arranged U-shaped coil grooves, and obtaining the heat-storage and sound-insulation layer on the single surface of the heat-insulation and sound-insulation layer, wherein the heat-storage and: the length multiplied by the width multiplied by the thickness multiplied by 600mm multiplied by 400mm multiplied by 22mm, the depth of the U-shaped coil groove is 22mm, the section width is 25mm, and the distance between the two U-shaped coil grooves is 200mm by the center of the U-shaped coil groove;
mixing the preparation raw materials of the superconducting heat transfer layer with water to form mixed slurry (the water content is 40%), spraying the mixed slurry on the plane area of the heat storage and insulation layer by using a mechanical spraying method (the U-shaped coil groove of the heat storage and insulation layer is covered before spraying so that the mixed slurry is sprayed on the plane area of the heat storage and insulation layer to avoid spraying the mixed slurry in the U-shaped coil groove), and forming the superconducting heat transfer layer after drying and curing (steam curing at the temperature of 30 ℃) with the thickness of 3mm, thereby obtaining the floor heating module.
The performance test is carried out on each functional layer in the floor heating module prepared in the embodiment, wherein the standard of partial detection indexes is as follows:
detecting the heat conductivity according to the GB/T20473-2006 standard;
the sound insulation performance is detected according to the GBJ118 standard;
the compressive strength is detected according to the GB/T20473-2006 standard;
the combustion performance is tested according to the GB/T5464 standard.
The results are shown in Table 1.
Table 1 results of performance test of each functional layer in floor heating module prepared in example 1
Figure BDA0002332973740000081
Figure BDA0002332973740000091
The floor heating module provided by the invention has the following advantages:
1. have good heat preservation and thermal-insulated, the sound insulation performance, adsorbable under the high temperature condition, harmful substance and peculiar smell such as dissociative formaldehyde in the decomposition air, benzene, toluene, ammonia, have humidifying, deodorization function, can air-purifying, have micropore microcirculation function (along with the temperature lift of ground heating coil, produce the cold and hot difference in temperature, realize the absorption between module and the ground surface air of warming up and put temperature and humidity control), can adjust indoor temperature and humidity, can directly paste the ceramic tile and shop floor on the module of warming up, can improve the thermal comfort level of people's residence.
2. The product has the advantages of no deformation due to cold and heat stress changes, no relative displacement noise, high heat conduction speed, strong heat storage capacity, good thermal stability, capability of really realizing fast heating and slow cooling, continuous heat preservation, balanced heat dissipation and the like.
3. The product has strong compression resistance, high strength, no deformation, high compactness, long service life and wide application range.
4. The main raw materials are inorganic materials, so that the fire disaster hidden danger is avoided; the material is an excellent energy-saving, environment-friendly and ecological safety material, and the product can be recycled; the product makes full use of straw waste in the production process, saves energy consumption, solves the problem of pollution of straw burning to atmosphere, reduces harm to the environment, and is an environment-friendly building product.
5. The floor heating module is flexible and simple in construction, the product can be sawed and accurately cut, the levelness is extremely high, and hollowing and cracking are avoided; easy and convenient operation, high efficiency and no need of traditional operationThe cement backfilling step of the ground heating can realize that the construction can be completed synchronously with the ground heating pipe, namely, the ground heating pipe is laid while the module is laid; 2 people can lay the floor 500-800 m day2The installation time is effectively shortened, the comprehensive cost of the floor heating system is reduced, the material cost is reduced, and the labor cost is reduced.
6. The layer is simple and clear, the construction and maintenance are simpler and easier, and the dry laying is convenient for refitting during decoration and can be dismantled and moved to other places for use.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The floor heating module is characterized by comprising a heat and sound insulation layer and a heat and heat storage insulation layer which are arranged in a laminated mode, wherein a U-shaped coil groove is formed in the heat and heat storage insulation layer, and the depth of the U-shaped coil groove is consistent with the thickness of the heat and heat storage insulation layer; and a superconducting heat transfer layer is arranged on the plane area of the heat storage and insulation layer.
2. The floor heating module of claim 1, wherein the floor heating module is sized to: length × width × thickness is 600mm × 400mm × 50 mm.
3. The floor heating module of claim 2, wherein the heat and sound insulating layer is 25mm thick, the heat and heat storage layer is 22mm thick, and the superconducting heat transfer layer is 3mm thick.
4. A floor heating module as claimed in claim 3, wherein the cross-sectional width of the U-shaped pan channel is 25 mm.
5. The floor heating module of claim 4, wherein the number of U-shaped coil slots is 1 or 2.
6. The floor heating module according to any one of claims 1 to 5, wherein the heat and sound insulation layer is prepared from the following raw materials in parts by mass:
20-30 parts of portland cement, 5-7 parts of silica fume, 3-4 parts of mineral fiber, 25-35 parts of straw short fiber, 30-40 parts of expanded perlite or expanded vitrified micro-beads, 0.05-0.15 part of hydroxypropyl methyl cellulose, 0.15-0.25 part of redispersible latex powder and 0.15-0.25 part of water repellent.
7. The floor heating module according to claim 6, wherein the heat storage and insulation layer is prepared from the following raw materials in parts by weight:
15-25 parts of portland cement, 3-5 parts of fly ash, 0.5-1.5 parts of polypropylene fiber, 12-18 parts of diatomite, 15-25 parts of straw short fiber, 4-6 parts of sepiolite and 30-40 parts of high-strength fly ash ceramsite or waste sintered brick and tile particles.
8. The floor heating module of claim 7, wherein the superconducting heat transfer layer is prepared from the following raw materials in parts by mass:
20-30 parts of portland cement, 4-6 parts of silica fume, 4-6 parts of diatomite, 8-12 parts of mineral fiber, 35-45 parts of quartz sand, 8-12 parts of industrial graphene and 4-6 parts of redispersible latex powder.
9. The manufacturing method of the floor heating module according to any one of claims 1 to 8, characterized by comprising the following steps:
mixing the preparation raw materials of the heat and sound insulation layer with water to form a first mixed material, and mechanically pressing the first mixed material into a plate to obtain the heat and sound insulation layer;
mixing the preparation raw materials of the heat-storage and heat-insulation layer with water to form a second mixed material, placing the second mixed material on one side of the heat-insulation and sound-insulation layer, mechanically pressing the second mixed material into a plate, pressing the plate into two U-shaped coil grooves which are symmetrically arranged through a die, and obtaining the heat-storage and heat-insulation layer on one side of the heat-insulation and sound-insulation layer;
mixing the preparation raw materials of the superconducting heat transfer layer with water to form a third mixed material, coating the third mixed material on the plane area of the heat storage and insulation layer, drying and curing to form the superconducting heat transfer layer, and obtaining the floor heating module.
10. The method according to claim 9, wherein the first mixed material contains 25 to 35 wt% of water, the second mixed material contains 25 to 35 wt% of water, and the third mixed material contains 35 to 40 wt% of water.
CN201911344512.9A 2019-12-24 Floor heating module and preparation method thereof Active CN111021666B (en)

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CN111689746A (en) * 2020-05-21 2020-09-22 贵州开磷磷石膏综合利用有限公司 Prefabricated phosphogypsum floor heating module and preparation method thereof
CN112212385A (en) * 2020-09-01 2021-01-12 镁晶建筑科技(重庆)有限公司 Floor heating module and installation method thereof

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CN201155167Y (en) * 2008-01-29 2008-11-26 山东美亚建材制品有限公司 Combination type dryly paved ground heating module
CN201407728Y (en) * 2009-05-19 2010-02-17 冯雪凤 Far infrared dry-type floor heating module
US20150345132A1 (en) * 2014-05-30 2015-12-03 Guang Zhou Zong Bao Xian Wei Zhi Pin Co., Ltd. Fiber reinforcement fire-proof thermal insulation plate and preparation process thereof
CN110409746A (en) * 2019-07-08 2019-11-05 重庆市镁晶防火材料有限公司 A kind of floor heating module
CN209817340U (en) * 2019-03-13 2019-12-20 黄国仓 Rust-proof environment-friendly dry-type floor heating module
CN211447622U (en) * 2019-12-24 2020-09-08 吉林省隆洋建材有限公司 Floor heating module

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CN201155167Y (en) * 2008-01-29 2008-11-26 山东美亚建材制品有限公司 Combination type dryly paved ground heating module
CN201407728Y (en) * 2009-05-19 2010-02-17 冯雪凤 Far infrared dry-type floor heating module
US20150345132A1 (en) * 2014-05-30 2015-12-03 Guang Zhou Zong Bao Xian Wei Zhi Pin Co., Ltd. Fiber reinforcement fire-proof thermal insulation plate and preparation process thereof
CN209817340U (en) * 2019-03-13 2019-12-20 黄国仓 Rust-proof environment-friendly dry-type floor heating module
CN110409746A (en) * 2019-07-08 2019-11-05 重庆市镁晶防火材料有限公司 A kind of floor heating module
CN211447622U (en) * 2019-12-24 2020-09-08 吉林省隆洋建材有限公司 Floor heating module

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111689746A (en) * 2020-05-21 2020-09-22 贵州开磷磷石膏综合利用有限公司 Prefabricated phosphogypsum floor heating module and preparation method thereof
CN112212385A (en) * 2020-09-01 2021-01-12 镁晶建筑科技(重庆)有限公司 Floor heating module and installation method thereof

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