CN112283934A - Electric water heater inner container of high-temperature antibacterial powder - Google Patents

Electric water heater inner container of high-temperature antibacterial powder Download PDF

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Publication number
CN112283934A
CN112283934A CN202010892827.3A CN202010892827A CN112283934A CN 112283934 A CN112283934 A CN 112283934A CN 202010892827 A CN202010892827 A CN 202010892827A CN 112283934 A CN112283934 A CN 112283934A
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CN
China
Prior art keywords
powder
enamel
temperature
antibacterial
layer
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Pending
Application number
CN202010892827.3A
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Chinese (zh)
Inventor
李伟
罗亿昌
赵松盛
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Guangdong Smales Electric Appliance Co ltd
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Guangdong Smales Electric Appliance Co ltd
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Application filed by Guangdong Smales Electric Appliance Co ltd filed Critical Guangdong Smales Electric Appliance Co ltd
Priority to CN202010892827.3A priority Critical patent/CN112283934A/en
Publication of CN112283934A publication Critical patent/CN112283934A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/18Water-storage heaters
    • F24H1/181Construction of the tank
    • F24H1/183Inner linings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0005Details for water heaters
    • F24H9/0042Cleaning arrangements

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Abstract

A high-temperature antibacterial powder water heater liner is characterized in that a high-temperature antibacterial enamel layer is closely adhered to the surface layer of the water heater liner, and sequentially comprises a high-temperature antibacterial enamel layer (1), an adhering layer (2) and a decarburized steel plate layer (3) from inside to outside, wherein the thickness of the high-temperature antibacterial enamel layer is 0.2-0.8 mm; the thickness of the adhesion layer is 0.02-0.05 mm; the thickness of the decarburized steel plate layer is 1-4 mm; mixing the high-temperature antibacterial powder and the enamel powder according to a certain proportion, preparing into glaze slurry by a warm enamel process, coating enamel, coating the enamel on the surface of the decarburized steel plate layer of the liner of the water heater by directly adopting a method of spraying the mixed powder by an electrostatic powder spraying enamel process, and forming a high-temperature antibacterial enamel layer which is tightly adhered to the surface of the liner by high-temperature firing; under the existing process conditions, the method can be realized without any additional equipment, the generation of microorganisms in the liner of the water heater is inhibited, the antibacterial capacity of the water heater on staphylococcus aureus reaches 99.99 percent, the water quality is effectively purified, and the method can be widely popularized and used.

Description

Electric water heater inner container of high-temperature antibacterial powder
Technical Field
The invention relates to a water storage type electric water heater, in particular to an inner container attached with an enamel layer.
Background
In the prior art, an enamel layer is attached to the inner surface of an inner container of an electric water heater, so that the inner container mainly plays a role in preventing scale formation, and is poor in antibacterial performance.
Disclosure of Invention
The purpose of the invention is: the inner container of the electric water heater with the high-temperature antibacterial powder has the functions of preventing scale and inhibiting bacteria.
The invention is realized by the following steps: the utility model provides a water heater inner bag of high temperature fungus powder that restraines which characterized in that: the high-temperature antibacterial enamel layer is closely adhered to the inner surface of the liner of the electric water heater, and sequentially comprises a high-temperature antibacterial enamel layer (1), an adhering layer (2) and a decarburized steel plate layer (3) from inside to outside, wherein the thickness of the high-temperature antibacterial enamel layer is 0.2-0.8 mm; the thickness of the adhesion layer is 0.02-0.05 mm; the thickness of the decarburized steel plate layer is 1-4 mm;
dissolving high-temperature antibacterial powder in water, mixing the high-temperature antibacterial powder with enamel powder according to a certain proportion, coating the mixture on the surface of a decarburized steel plate layer of a liner of a water heater by adopting a wet glaze rolling enamel process or an electrostatic powder enamel spraying process, and forming a high-temperature resistant antibacterial enamel layer which is tightly adhered to the surface of the liner by high-temperature sintering; the powder mixing method comprises the steps of stirring wet powder or dry powder, wherein the mixing time is 10-15 minutes, the sintering temperature of the mixed powder is 800-900 ℃, and the sintering time is 8-15 minutes;
the weight ratio of the high-temperature antibacterial powder to the enamel powder is 3-5 per mill;
the high-temperature antibacterial powder and the enamel powder are mixed in proportion, and the mixture is uniformly subjected to wet glaze rolling or electrostatic powder spraying on the surface of the steel plate layer of the inner container and then sintered to obtain the antibacterial paint;
the particle diameter of the high-temperature antibacterial powder is 10-18 nm, and the high-temperature antibacterial powder and the enamel powder are mixed according to the weight ratio of 3-5 per mill during enamel coating;
the enamel powder for wet glaze rolling enamel consists of the following components: 240-60% of SiO, 5-10% of Na2O 5, 32-10% of B2O, 22-10% of ZrO, 2-10% of CaO, 2-10% of F, 25-10% of TiO 22, 2-10% of Li2O 2, CoO, NiO, MnO, 0-2% of K2O 0, CuO and 30-2% of Al 2O; the sum of all the components is 100 percent
Or the electrostatic powder enamel powder consists of the following components: 230-50% of SiO, 10-20% of Na2O 10, 32-10% of B2O, 22-10% of ZrO, 2-10% of CaO, 2-10% of F, 25-10% of TiO 22, 2-10% of Li2O 2, CoO, NiO, MnO, 0-2% of K2O 0, CuO and 30-2% of Al 2O; the sum of all the components is 100 percent;
the liner of the water heater with the high-temperature antibacterial powder is characterized in that: the preparation method comprises the following steps:
(1) deoiling the surface of the decarburized steel plate → degreasing → acid cleaning → neutralizing → drying;
(2) deoiling the surface of the decarburized steel plate → degreasing → sanding → removing dust;
(3) preparing high-temperature antibacterial powder → enamel powder → mixed glaze slurry → wet glaze rolling enamel → dehumidifying and drying → high-temperature sintering; or preparing high-temperature antibacterial powder → enamel powder → mixed glaze powder → electrostatic powder enamel spraying → high-temperature sintering;
the liner of the water heater with the high-temperature antibacterial powder is characterized in that: the mixed glaze slip comprises high-temperature antibacterial powder and enamel powder, the wet glaze rolling and enameling time is 5-7 minutes, the dehumidifying and drying temperature is 120 +/-20 ℃, the dehumidifying and drying time is 8-10 minutes, the sintering temperature is 800-880 ℃, and the primary sintering time is 10-18 minutes;
or the mixed powder comprises high-temperature antibacterial powder and enamel powder, the enamel spraying time of the electrostatic powder after the mixed glaze powder is prepared is 3-5 minutes, the sintering temperature is 800-880 ℃, and the primary sintering time is 10-18 minutes.
According to the water heater inner container of the high-temperature antibacterial powder, the wet glaze rolling enamel powder or the wet glaze rolling enamel powder is sintered on the inner surface of the inner container, and the formula of the sample is adopted, so that the water heater inner container has a good antibacterial effect.
Detailed Description
Example 1
A high-temperature antibacterial powder water heater liner is characterized in that a high-temperature antibacterial enamel layer is closely adhered to the inner surface of the water heater liner, and sequentially comprises a high-temperature antibacterial enamel layer (1), an adhering layer (2) and a decarburized steel plate layer (3) from inside to outside, wherein the thickness of the high-temperature antibacterial enamel layer is 0.2-0.8 mm; the thickness of the adhesion layer is 0.02-0.05 mm; the thickness of the decarburized steel plate layer is 1-4 mm;
dissolving high-temperature antibacterial powder in water, mixing the high-temperature antibacterial powder with enamel powder according to a certain proportion, enameling the mixture on the surface of a decarburized steel plate layer of a liner of a water heater by adopting a wet glaze rolling enameling process, and forming a high-temperature resistant antibacterial enamel layer which is close to the surface of the liner by high-temperature sintering; the powder mixing method comprises the steps of stirring wet powder or dry powder, wherein the mixing time is 10-15 minutes, the sintering temperature of the mixed powder is 800-900 ℃, and the sintering time is 8-15 minutes;
the weight ratio of the high-temperature antibacterial powder to the enamel powder is 3-5 per mill;
the high-temperature antibacterial powder and the enamel powder are mixed in proportion, and the mixture is uniformly subjected to wet glaze rolling or electrostatic powder spraying on the surface of the steel plate layer of the inner container and then sintered to obtain the antibacterial paint;
the particle diameter of the high-temperature antibacterial powder is 10-18 nm, and the high-temperature antibacterial powder and the enamel powder are mixed according to the weight ratio of 3-5 per mill during enamel coating;
the enamel powder for wet glaze rolling enamel consists of the following components:
SiO2 40-60%、Na2O 5-10%、B2O3 2-10%、ZrO2 2-10%、
CaO 2-10%、F 2-10%、TiO2 2-10%、Li2O 2-10%、
CoO,NiO,MnO,K2O 0-2%、CuO,Al2O3 0-2%;
the preparation method comprises the following steps:
(1) deoiling the surface of the decarburized steel plate → degreasing → acid cleaning → neutralizing → drying;
(2) deoiling the surface of the decarburized steel plate → degreasing → sanding → removing dust;
(3) preparing high-temperature antibacterial powder → enamel powder → mixed glaze slurry → wet glaze rolling enamel → dehumidifying and drying → high-temperature sintering;
the liner of the water heater with the high-temperature antibacterial powder is characterized in that: the mixed glaze slip comprises high-temperature antibacterial powder and enamel powder, the wet glaze rolling and enameling time is 5-7 minutes, the dehumidifying and drying temperature is 120 +/-20 ℃, the dehumidifying and drying time is 8-10 minutes, the sintering temperature is 800-880 ℃, and the primary sintering time is 10-18 minutes.
The high-temperature antibacterial powder is produced by Wirona technologies, Inc. of Foshan City.
Example 2
A high-temperature antibacterial powder water heater liner is characterized in that a high-temperature antibacterial enamel layer is closely adhered to the inner surface of the water heater liner, and sequentially comprises a high-temperature antibacterial enamel layer (1), an adhering layer (2) and a decarburized steel plate layer (3) from inside to outside, wherein the thickness of the high-temperature antibacterial enamel layer is 0.2-0.8 mm; the thickness of the adhesion layer is 0.02-0.05 mm; the thickness of the decarburized steel plate layer is 1-4 mm;
dissolving high-temperature antibacterial powder in water, mixing the high-temperature antibacterial powder with enamel powder according to a certain proportion, coating the mixture on the surface of a decarburized steel plate layer of a liner of a water heater by using an electrostatic powder enameling process, and forming a high-temperature resistant antibacterial enamel layer which is tightly adhered to the surface of the liner by high-temperature sintering; the powder mixing method comprises the steps of stirring wet powder or dry powder, wherein the mixing time is 10-15 minutes, the sintering temperature of the mixed powder is 800-900 ℃, and the sintering time is 8-15 minutes;
the weight ratio of the high-temperature antibacterial powder to the enamel powder is 3-5 per mill;
the high-temperature antibacterial powder and the enamel powder are mixed in proportion, and the mixture is uniformly subjected to wet glaze rolling or electrostatic powder spraying on the surface of the steel plate layer of the inner container and then sintered to obtain the antibacterial paint;
the particle diameter of the high-temperature antibacterial powder is 10-18 nm, and the high-temperature antibacterial powder and the enamel powder are mixed according to the weight ratio of 3-5 per mill during enamel coating;
or the electrostatic powder enamel powder consists of the following components: 230-50% of SiO, 10-20% of Na2O 10, 32-10% of B2O, 22-10% of ZrO, 2-10% of CaO, 2-10% of F, 25-10% of TiO 22, 2-10% of Li2O 2, CoO, NiO, MnO, 0-2% of K2O 0, CuO and 30-2% of Al 2O;
the preparation method comprises the following steps:
(1) deoiling the surface of the decarburized steel plate → degreasing → acid cleaning → neutralizing → drying;
(2) deoiling the surface of the decarburized steel plate → degreasing → sanding → removing dust;
(3) preparing high-temperature antibacterial powder → enamel powder → mixed glaze slurry → wet glaze rolling enamel → dehumidifying and drying → high-temperature sintering; or preparing high-temperature antibacterial powder → enamel powder → mixed glaze powder → electrostatic powder enamel spraying → high-temperature sintering;
the mixed powder comprises high-temperature antibacterial powder and enamel powder, the electrostatic powder enamel spraying time after the mixed enamel powder is prepared is 3-5 minutes, the sintering temperature is 800-880 ℃, and the primary sintering time is 10-18 minutes.
According to the technical scheme, an analysis and detection report detected by a microbiological analysis and detection center in Guangdong province shows that the antibacterial rate is more than 99.99%.
What has been described above is merely a preferred embodiment of the present invention. It should be noted that a person skilled in the art could make several modifications and variations without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.

Claims (3)

1. The utility model provides a water heater inner bag of high temperature fungus powder that restraines which characterized in that: the high-temperature antibacterial enamel layer is closely adhered to the inner surface of the liner of the electric water heater, and sequentially comprises a high-temperature antibacterial enamel layer (1), an adhering layer (2) and a decarburized steel plate layer (3) from inside to outside, wherein the thickness of the high-temperature antibacterial enamel layer is 0.2-0.8 mm; the thickness of the adhesion layer is 0.02-0.05 mm; the thickness of the decarburized steel plate layer is 1-4 mm;
dissolving high-temperature antibacterial powder in water, mixing the high-temperature antibacterial powder with enamel powder according to a certain proportion, coating the mixture on the surface of a decarburized steel plate layer of a liner of a water heater by adopting a wet glaze rolling enamel process or an electrostatic powder enamel spraying process, and forming a high-temperature resistant antibacterial enamel layer which is tightly adhered to the surface of the liner by high-temperature sintering; the powder mixing method comprises the steps of stirring wet powder or dry powder, wherein the mixing time is 10-15 minutes, the sintering temperature of the mixed powder is 800-900 ℃, and the sintering time is 8-15 minutes;
the weight ratio of the high-temperature antibacterial powder to the enamel powder is 3-5 per mill;
the high-temperature antibacterial powder and the enamel powder are mixed in proportion, and the mixture is uniformly subjected to wet glaze rolling or electrostatic powder spraying on the surface of the steel plate layer of the inner container and then sintered to obtain the antibacterial paint;
the particle diameter of the high-temperature antibacterial powder is 10-18 nm, and the high-temperature antibacterial powder and the enamel powder are mixed according to the weight ratio of 3-5 per mill during enamel coating;
the enamel powder for wet glaze rolling enamel consists of the following components: 240-60% of SiO, 5-10% of Na2O 5, 32-10% of B2O, 22-10% of ZrO, 2-10% of CaO, 2-10% of F, 25-10% of TiO 22, 2-10% of Li2O 2, CoO, NiO, MnO, 0-2% of K2O 0, CuO and 30-2% of Al 2O; the sum of all the components is 100 percent;
or the electrostatic powder enamel powder consists of the following components: 230-50% of SiO, 10-20% of Na2O 10, 32-10% of B2O, 22-10% of ZrO, 2-10% of CaO, 2-10% of F, 25-10% of TiO 22, 2-10% of Li2O 2, CoO, NiO, MnO, 0-2% of K2O 0, CuO and 30-2% of Al2O, wherein the total amount of the components is 100%.
2. The water heater liner of high temperature antibacterial powder of claim 1, which is characterized in that: the preparation method comprises the following steps:
(1) deoiling the surface of the decarburized steel plate → degreasing → acid cleaning → neutralizing → drying;
(2) deoiling the surface of the decarburized steel plate → degreasing → sanding → removing dust;
(3) preparing high-temperature antibacterial powder → enamel powder → mixed glaze slurry → wet glaze rolling enamel → dehumidifying and drying → high-temperature sintering; or preparing high-temperature antibacterial powder → enamel powder → mixed glaze powder → electrostatic powder enamel spraying → high-temperature sintering.
3. The water heater liner of high temperature antibacterial powder of claim 2, which is characterized in that: the mixed glaze slip comprises high-temperature antibacterial powder and enamel powder, the wet glaze rolling and enameling time is 5-7 minutes, the dehumidifying and drying temperature is 120 +/-20 ℃, the dehumidifying and drying time is 8-10 minutes, the sintering temperature is 800-880 ℃, and the primary sintering time is 10-18 minutes;
or the mixed powder comprises high-temperature antibacterial powder and enamel powder, the enamel spraying time of the electrostatic powder after the mixed glaze powder is prepared is 3-5 minutes, the sintering temperature is 800-880 ℃, and the primary sintering time is 10-18 minutes.
CN202010892827.3A 2020-08-31 2020-08-31 Electric water heater inner container of high-temperature antibacterial powder Pending CN112283934A (en)

Priority Applications (1)

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CN202010892827.3A CN112283934A (en) 2020-08-31 2020-08-31 Electric water heater inner container of high-temperature antibacterial powder

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Application Number Priority Date Filing Date Title
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CN112283934A true CN112283934A (en) 2021-01-29

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102230671A (en) * 2011-06-01 2011-11-02 广东格美淇电器有限公司 Antimicrobial enamel inner container of water heater
CN102563875A (en) * 2012-01-17 2012-07-11 广东万家乐燃气具有限公司 Enamel inner container of antibacterial electric water heater and manufacturing method thereof
CN104110844A (en) * 2013-09-04 2014-10-22 芜湖美的厨卫电器制造有限公司 Inner container of antibacterial water heater, manufacturing method of inner container and antibacterial water heater with the inner container
WO2019000334A1 (en) * 2017-06-29 2019-01-03 黄玉倩 Heating core for electric water heater

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102230671A (en) * 2011-06-01 2011-11-02 广东格美淇电器有限公司 Antimicrobial enamel inner container of water heater
CN202141193U (en) * 2011-06-01 2012-02-08 广东格美淇电器有限公司 Antibacterial enamelled inner container of water heater
CN102563875A (en) * 2012-01-17 2012-07-11 广东万家乐燃气具有限公司 Enamel inner container of antibacterial electric water heater and manufacturing method thereof
CN104110844A (en) * 2013-09-04 2014-10-22 芜湖美的厨卫电器制造有限公司 Inner container of antibacterial water heater, manufacturing method of inner container and antibacterial water heater with the inner container
WO2019000334A1 (en) * 2017-06-29 2019-01-03 黄玉倩 Heating core for electric water heater

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Application publication date: 20210129