阅读说明：本技术 一种发热瓷砖及其制备方法 (Heating ceramic tile and preparation method thereof ) 是由 彭虎 于 2019-10-14 设计创作，主要内容包括：本发明公开了一种发热瓷砖及其制备方法,该发热瓷砖的制备方法包括：瓷砖的拆包、清洗和吹干；将石墨烯或者官能化石墨烯与聚酰亚胺树脂使用搅拌釜搅拌混合,再通过球磨分散机进行球磨分散,完成后通过使用离心机离心纯化,得到发热涂料；将发热涂料使用静电喷头喷涂附着至瓷砖上,再使用光固化机进行发热层固化,得到涂覆发热涂层后的瓷砖；将导电材料通过使用机械手贴附引入瓷砖表面,形成特定结构的导电通路后,得到引入布线层后的瓷砖；将保护层涂料通过使用辊涂机辊涂在瓷砖上形成保护层,并使用光固化机完成光照后得到发热瓷砖,该发热瓷砖具有易于铺贴,不占层高,阻燃防火,不会热击穿,低电压驱动即可发热等优点。(The invention discloses a heating ceramic tile and a preparation method thereof, wherein the preparation method of the heating ceramic tile comprises the following steps: unpacking, cleaning and drying the ceramic tiles; stirring and mixing graphene or functionalized graphene and polyimide resin by using a stirring kettle, performing ball milling dispersion by using a ball milling dispersion machine, and performing centrifugal purification by using a centrifugal machine after the ball milling dispersion is completed to obtain a heating coating; spraying and attaching the heating coating to the ceramic tile by using an electrostatic sprayer, and curing the heating layer by using a photocuring machine to obtain the ceramic tile coated with the heating coating; the method comprises the following steps of (1) leading a conductive material to the surface of a ceramic tile by using a manipulator to attach and form a conductive path with a specific structure, and then obtaining the ceramic tile with a wiring layer; the protective layer coating is coated on the ceramic tile by using a roller coater to form a protective layer, and the light curing machine is used for finishing illumination to obtain the heating ceramic tile.)

1. The preparation method of the heating ceramic tile is characterized by comprising the following steps:

(1) unpacking the ceramic tiles by a unpacking machine, and then cleaning and drying;

(2) stirring and mixing one of graphene or functionalized graphene and polyimide resin in a stirring kettle, performing ball milling dispersion in a ball milling dispersion machine, and performing centrifugal purification through a centrifugal machine to obtain the heating coating;

(3) spraying the heating coating onto the ceramic tile through an electrostatic sprayer to form the heating coating, and curing the heating coating through a photocuring machine to obtain the ceramic tile coated with the heating coating;

(4) a conductive material is attached to and introduced to the surface of the ceramic tile coated with the heating coating through a manipulator to form a conductive path, and the ceramic tile introduced into the wiring layer is obtained;

(5) and (3) coating the protective layer coating on the ceramic tile with the wiring layer by a roller coater to form a protective layer, and curing the protective layer by a light curing machine to obtain the heating ceramic tile.

2. The method for producing a heat-generating ceramic tile according to claim 1, wherein the rotation speed of the stirring vessel in the step (2) is 1-500rpm, and the stirring and mixing time is 0.01-120 min.

3. The method for preparing a heat-generating ceramic tile according to claim 1, wherein the ball-milling disperser in step (2) has a ball-milling ratio of 1:1 to 1:100, a ball-milling rotation speed of 30 to 1200rpm, and a ball-milling dispersion time of 0.01 to 120 min.

4. The method for preparing a heat-emitting tile according to claim 1, wherein the centrifuge in the step (2) has a centrifugal rotation speed of 30-12000rpm and a centrifugal purification time of 0.01-15 min.

5. A method for producing a heat-generating tile according to claim 1, wherein the electrostatic spray head in the step (3) has a voltage of 0.001v to 300kv, an air flow rate of 0.001L/s to 50L/s, and an air-liquid ratio of 1:0.01 to 1: 100.

6. The method for producing a heat-generating ceramic tile according to claim 1, wherein the wavelength of the photo-curing machine in the step (3) is 195nm to 10um, and the illumination intensity is 0.05lux to 1000 lux.

7. The method for preparing a heat-generating ceramic tile according to claim 1, wherein the conductive material in the step (4) is conductive adhesive, metal foil, conductive adhesive tape.

8. The method for preparing a heating tile according to claim 7, wherein the conductive adhesive is one of conductive carbon black, conductive graphite, graphene carbon nanotubes, a water-based binder, a graphite conductive adhesive, a copper powder conductive adhesive, a silver powder conductive adhesive, a conductive gold adhesive, a conductive silver adhesive, a conductive copper adhesive, a conductive aluminum adhesive, a conductive zinc adhesive, a conductive iron adhesive, a conductive nickel adhesive, a conductive graphite adhesive, a conductive silica gel, a carbon conductive tape, a copper conductive tape, a graphite filled conductive adhesive, a polythiophene conductive polymer material conductive adhesive, and a polypyrrole conductive polymer material conductive adhesive; the metal foil is one of copper, brass, aluminum, nickel, metal alloy or composite metal foil; the conductive adhesive tape is one of a copper adhesive tape or an aluminum foil adhesive tape.

9. The method for producing a heat-generating ceramic tile according to claim 1, wherein the wavelength of the photo-curing machine in the step (5) is 195nm to 10um, and the illumination intensity is 0.05lux to 1000 lux.

10. A method for producing a heat-generating tile according to claim 1, wherein the roll coating in the step (5) is performed with a roll interval of 0.01mm to 100mm and a liquid film thickness of 0.05um to 100 um.

11. The method for preparing a heat-generating ceramic tile according to claim 1, wherein the protective layer coating in the step (5) is one of composite silicate heat-insulating material, inorganic active heat-insulating material, silicate heat-insulating material, ceramic heat-insulating material, rubber powder polyphenyl granules, steel wire mesh cement foam board (schulper board), extruded sheet XPS, hard foam polyurethane heat-insulating board, spray polyurethane hard foam, EPS foam board heat-insulating material, perlite, diatomite, asbestos, rock wool, mineral wool, vermiculite, limestone, hollow glass beads, carbon-coated heat-insulating material or polyurethane flame-retardant waterproof coiled material.

12. A heating tile, characterized in that it is produced by the process of any one of claims 1 to 11.

Technical Field

The invention relates to the technical field of materials, in particular to a heating ceramic tile and a preparation method thereof.

Background

The Floor Heating is short for Floor radiation Heating, and is called radiation Floor Heating, the whole Floor is uniformly heated by using a Heating medium in a Floor radiation layer as a radiator, and the Heating is achieved by conducting from bottom to top by utilizing the law of heat storage and upward radiation of the Floor. Present technical level warms up and generally divide into warm up with the electricity and warm up with water, and warm up with the electricity and have branch of heating cable heating and electric heat membrane heating carbon fiber electricity warm again: the water floor heating, namely low-temperature hot water ground radiation heating, is a heating mode that hot water with the temperature not higher than 60 ℃ is used as a heating medium, circularly flows in a heating pipe to heat a floor, and supplies heat to the indoor through the ground in a radiation main and convection secondary heat transfer mode; heating cable ground radiation heating is a heating mode that a low-temperature heating cable is used as a heat source to heat a floor, and heat is supplied to a room through the ground in a heat transfer mode of radiation main and convection secondary, wherein common heating cables are divided into a single-core cable and a double-core cable, and the double-core cable has no magnetic field and radiation; the low-temp. radiation electrothermal film is a semi-transparent polyester film which can be heated after being electrified, and is made up by using conductive special-made printing ink and metal current-carrying strip through the processes of processing and hot-pressing between insulating polyester films.

However, in the conventional floor heating mode, pipelines, cables or electrothermal films need to be laid under the floor in advance during installation, the installation steps are complicated, time-consuming and labor-consuming, and once the pipelines, cables or electrothermal films under the bottom plate break down and need to be maintained or replaced, the floor above the bottom plate needs to be removed or even damaged before maintenance or replacement is carried out; even if the faults do not occur in the using process, the conventional geothermal heating equipment still needs to be forcibly replaced after being used for a certain period of time so as to ensure the normal work of the equipment, and the later maintenance cost is invisibly increased.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the heating ceramic tile which is easy to lay and paste and does not occupy high floor and the preparation method thereof.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a preparation method of a heating ceramic tile comprises the following steps:

(1) and unpacking the ceramic tiles by a unpacking machine, and then cleaning and drying the ceramic tiles.

(2) Stirring and mixing one of graphene or functionalized graphene and polyimide resin in a stirring kettle, performing ball milling dispersion in a ball milling dispersion machine, and performing centrifugal purification through a centrifugal machine to obtain the heating coating.

(3) And spraying the heating coating onto the ceramic tile through an electrostatic sprayer to form the heating coating, and curing the heating coating through a photocuring machine to obtain the ceramic tile coated with the heating coating.

(4) And (3) attaching and introducing a conductive material to the surface of the ceramic tile coated with the heating coating through a manipulator to form a conductive path, namely, the ceramic tile introduced into the wiring layer.

(5) And (3) coating the protective layer coating on the ceramic tile with the wiring layer by a roller coater to form a protective layer, and curing the protective layer by a light curing machine to obtain the heating ceramic tile.

The rotating speed of the stirring kettle in the step (2) is 1-500rpm, and the stirring and mixing time is 0.01-120 min.

The ball-milling dispersing machine in the step (2) has a material-ball ratio of 1:1-1:100, a ball-milling rotation speed of 30-1200rpm, and a ball-milling dispersing time of 0.01-120 min.

The centrifugal rotation speed of the centrifugal machine in the step (2) is 30-12000rpm, and the centrifugal purification time is 0.01-15 min.

The voltage of the electrostatic spray head in the step (3) is 0.001v-300kv, the gas flow is 0.001L/s-50L/s, and the gas-liquid ratio is 1:0.01-1: 100.

The wavelength of the light curing machine in the step (3) is 195nm-10um, and the illumination intensity is 0.05lux-1000 lux.

The conductive material in the step (4) is conductive adhesive, metal foil or conductive adhesive tape.

The conductive adhesive is one of conductive carbon black, conductive graphite, a graphene carbon nanotube, a water-based binder, a graphite conductive adhesive, a copper powder conductive adhesive, a silver powder conductive adhesive, a conductive gold adhesive, a conductive silver adhesive, a conductive copper adhesive, a conductive aluminum adhesive, a conductive zinc adhesive, a conductive iron adhesive, a conductive nickel adhesive, a conductive calcium carbide adhesive, a conductive silica gel, a carbon conductive adhesive tape, a copper conductive adhesive tape, a graphite filled conductive adhesive, a polythiophene conductive polymer material conductive adhesive and a polypyrrole conductive polymer material conductive adhesive; the metal foil is one of copper, brass, aluminum, nickel, metal alloy or composite metal foil; the conductive adhesive tape is one of a copper adhesive tape or an aluminum foil adhesive tape.

The wavelength of the light curing machine in the step (5) is 195nm-10um, and the illumination intensity is 0.05lux-1000 lux.

The roller distance of the roller coating in the step (5) is 0.01mm-100mm, and the thickness of the liquid film is 0.05um-100 um.

The protective layer coating in the step (5) is one of a composite silicate heat insulation material, an inorganic active heat insulation material, a silicate heat insulation material, a ceramic heat insulation material, rubber powder polyphenyl particles, a steel wire mesh cement foam board (Shule board), an extruded sheet XPS (extruded polystyrene), a hard foam polyurethane heat insulation board, a spray polyurethane hard foam, an EPS foam board heat insulation material, perlite, diatomite, asbestos, rock wool, mineral wool, vermiculite, limestone, hollow glass beads, a carbon-coated heat insulation material or a polyurethane flame-retardant waterproof coiled material.

A heating tile made by the method of any one of the preceding claims.

The invention has the beneficial effects that: the heating ceramic tile provided by the invention has the advantages of easiness in paving and pasting, no floor height occupation, flame retardance, fire prevention, no thermal breakdown, heating by low-voltage driving and the like.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic representation of the steps of the present invention.

Detailed Description

Referring to fig. 1, a method for preparing a heating tile includes the following steps:

(1) unpacking the ceramic tiles with the sizes of 1mm by 1mm to 1200mm by 2400mm by a unpacking machine, and then cleaning and drying; the unpacking machine comprises a positioning system and a disassembling mechanical arm, the positioning system is used for calculating the size of the ceramic tile, the mechanical arm is further driven to perform disassembling action, the unpacking machine is used for disassembling and opening the outer package of the ceramic tiles with different specifications and sizes, and the ceramic tiles are placed on a conveying belt and conveyed to the next process; the cleaning process uses the shower head to wash, washs the ceramic tile through the shower head, gets rid of the particulate matter and the dust at the ceramic tile back, and the shower head pumps the water smoke that has certain pressure through the force (forcing) pump, makes the particulate matter on the ceramic tile dissolve or is taken away by the liquid drop that flows, sweeps the ceramic tile after will wasing the completion with highly-compressed air until the surface is totally dry.

(2) Stirring and mixing one of graphene or functionalized graphene and polyimide resin in a stirring kettle at the rotating speed of 1-500rpm for 0.01-120min, performing ball milling dispersion for 0.01-120min in a ball milling dispersion machine at the ball milling rotating speed of 30-1200rpm and the material-ball ratio of 1:1-1:100, and then performing centrifugal purification for 0.01-15min by a centrifugal machine at the centrifugal rotating speed of 30-12000rpm to obtain the heating coating.

(3) The passing voltage of the heating coating is 0.001v-300kv, the gas flow is 0.001L/s-50L/s, and the gas-liquid ratio is 1:0.01-1: 100. The electrostatic spray head is sprayed and attached to the heating coating with the thickness of 0.1-100um formed on the ceramic tile, and the heating coating is cured by a light curing machine with the wavelength of 195nm-10um and the illumination intensity of 0.05lux-1000lux to obtain the ceramic tile coated with the heating coating.

(4) And (3) leading a conductive material into the surface of the ceramic tile coated with the heating coating in an attaching way through a manipulator, wherein the thickness of the wiring layer is 0.1-200um, and the shape of the wiring layer comprises an interdigital electrode, a parallel polar plate, a concentric circle and the like, so as to form a conductive path, namely the ceramic tile led into the wiring layer.

(5) Coating a protective layer coating on the ceramic tile with the wiring layer introduced by a roller coater roller with the roller coater roller interval of 0.01-100 mm and the liquid film thickness of 0.05-100 um, and curing the protective layer by a photocuring machine with the wavelength of 195nm-10um and the illumination intensity of 0.05-1000 lux to obtain the heating ceramic tile.

The conductive material in the step (4) is conductive adhesive, metal foil or conductive adhesive tape.

The conductive adhesive is one of conductive carbon black, conductive graphite, a graphene carbon nanotube, a water-based binder, a graphite conductive adhesive, a copper powder conductive adhesive, a silver powder conductive adhesive, a conductive gold adhesive, a conductive silver adhesive, a conductive copper adhesive, a conductive aluminum adhesive, a conductive zinc adhesive, a conductive iron adhesive, a conductive nickel adhesive, a conductive calcium carbide adhesive, a conductive silica gel, a carbon conductive adhesive tape, a copper conductive adhesive tape, a graphite filled conductive adhesive, a polythiophene conductive polymer material conductive adhesive and a polypyrrole conductive polymer material conductive adhesive; the metal foil is one of copper, brass, aluminum, nickel, metal alloy or composite metal foil; the conductive adhesive tape is one of a copper adhesive tape or an aluminum foil adhesive tape.

The protective layer coating in the step (5) is one of a composite silicate heat insulation material, an inorganic active heat insulation material, a silicate heat insulation material, a ceramic heat insulation material, rubber powder polyphenyl particles, a steel wire mesh cement foam board (Shule board), an extruded sheet XPS (extruded polystyrene), a hard foam polyurethane heat insulation board, a spray polyurethane hard foam, an EPS foam board heat insulation material, perlite, diatomite, asbestos, rock wool, mineral wool, vermiculite, limestone, hollow glass beads, a carbon-coated heat insulation material or a polyurethane flame-retardant waterproof coiled material.

The embodiment provides the heating ceramic tile has the advantages of easy paving and pasting, no floor height, flame retardance, fire resistance, no thermal breakdown, low-voltage driving, heating and the like.