WO2016110142A1 - 防止衣物护理机发热器电化学腐蚀的方法、装置、蒸汽发生器、衣物护理机 - Google Patents

防止衣物护理机发热器电化学腐蚀的方法、装置、蒸汽发生器、衣物护理机 Download PDF

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Publication number
WO2016110142A1
WO2016110142A1 PCT/CN2015/092981 CN2015092981W WO2016110142A1 WO 2016110142 A1 WO2016110142 A1 WO 2016110142A1 CN 2015092981 W CN2015092981 W CN 2015092981W WO 2016110142 A1 WO2016110142 A1 WO 2016110142A1
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WO
WIPO (PCT)
Prior art keywords
heater
power source
care machine
output power
metal
Prior art date
Application number
PCT/CN2015/092981
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
黄宇雄
赖建
Original Assignee
佛山市顺德区美的电热电器制造有限公司
美的集团股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201520012880.4U external-priority patent/CN204455292U/zh
Priority claimed from CN201520013640.6U external-priority patent/CN204455664U/zh
Priority claimed from CN201520012881.9U external-priority patent/CN204474764U/zh
Priority claimed from CN201510009635.2A external-priority patent/CN104532261B/zh
Priority claimed from CN201510009634.8A external-priority patent/CN104532260B/zh
Priority claimed from CN201510009691.6A external-priority patent/CN104532262B/zh
Application filed by 佛山市顺德区美的电热电器制造有限公司, 美的集团股份有限公司 filed Critical 佛山市顺德区美的电热电器制造有限公司
Priority to EP15876643.6A priority Critical patent/EP3243932B1/de
Publication of WO2016110142A1 publication Critical patent/WO2016110142A1/zh

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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F75/00—Hand irons
    • D06F75/08—Hand irons internally heated by electricity
    • D06F75/10—Hand irons internally heated by electricity with means for supplying steam to the article being ironed
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F75/00—Hand irons
    • D06F75/08—Hand irons internally heated by electricity
    • D06F75/24—Arrangements of the heating means within the iron; Arrangements for distributing, conducting or storing the heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/40—Arrangements for preventing corrosion
    • F24H9/45—Arrangements for preventing corrosion for preventing galvanic corrosion, e.g. cathodic or electrolytic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/40—Arrangements for preventing corrosion
    • F24H9/45—Arrangements for preventing corrosion for preventing galvanic corrosion, e.g. cathodic or electrolytic means
    • F24H9/455—Arrangements for preventing corrosion for preventing galvanic corrosion, e.g. cathodic or electrolytic means for water heaters

Definitions

  • the invention belongs to the technical field of household appliances, in particular to a method for preventing electrochemical corrosion of a heater of a clothes care machine, a device for preventing electrochemical corrosion of a heater of a clothes care machine, a steam generator and a clothing care machine.
  • the working principle of the steam generator of the laundry care product is to heat the water through a metal heater to convert the electric energy into the heat energy of the water vapor.
  • the heater material of the clothing care product mainly contains active metals such as aluminum, iron and copper, and has no measures against electrochemical corrosion.
  • active metals such as aluminum, iron and copper
  • the heater is in a humid environment for a long time, and a conductive water film is attached to the metal surface.
  • the surface metal of the heater and its own impurities easily constitute many tiny primary batteries, and electrochemical corrosion occurs. .
  • Such a metal heater will generate a large amount of rust due to electrochemical corrosion in a very short time, which has a great impact on the life and use of the product.
  • the rust mainly includes: aluminum corrosion produces hydroxide, steel corrosion causes rust, and copper corrosion occurs.
  • Basic copper carbonate, the principle of production is as follows:
  • Negative electrode (Al): Al-3e ⁇ Al 3+
  • Al(OH) 3 is a white flocculent precipitate.
  • Negative electrode (Fe): Fe-2e ⁇ Fe 2+
  • Negative electrode (Fe): Fe-2e ⁇ Fe 2+
  • ion exchange resins There are two types of ion exchange resins: one is used to reduce the hardness of water to soft water, used for washing, bathing, etc., such ion exchange resin is called sodium ion exchange resin; the second type is used to properly reduce water.
  • the hardness is such that the hydrogen ion exchange resin which does not form scale after boiling water is boiled.
  • a membrane separation process in which fresh water is extracted from a water body by using a pressure higher than the osmotic pressure as a driving force and utilizing the selective permeability of the selective membrane only through water and not through the solute.
  • Reverse osmosis is also called reverse osmosis.
  • a chemical agent capable of preventing scale formation or inhibiting deposition growth thereof for example: silicon phosphorus crystal, water softener (sodium hydroxide, trisodium phosphate, sodium humate).
  • the present invention aims to solve at least one of the above technical problems to some extent.
  • the present invention provides a method for preventing electrochemical corrosion of a clothing care machine heater, which solves the technical problem of the service life and performance degradation of the metal heater of the prior clothing care machine due to electrochemical corrosion.
  • the present invention also provides an apparatus for preventing electrochemical corrosion of a clothing care machine heater.
  • the present invention also provides a steam generator and a laundry care machine having the above-described means for preventing electrochemical corrosion of a clothing care machine heater.
  • a method of preventing electrochemical corrosion of a laundry care machine heater comprising: a steam generator for generating steam, and an output power source for A steam generator provides a protection current, the steam generator includes a heater, the method comprising: mounting an electrical conductor on the steam generator, the electrical conductor electrically insulated from the heater, and the heater Electrically connecting with the cathode of the output power source, electrically connecting the anode of the output power source to the electrical conductor, contacting the electrical conductor with water in the steam generator to form a current loop to compensate for the heat generation
  • the lost electrons prevent the heater from being corroded by the loss of electrons.
  • a method of preventing electrochemical corrosion of a heater by mounting an electric conductor on a steam generator of a laundry care machine, electrically insulating the electric conductor from the heater, and electrically charging the cathode of the output power source and the heater Connected, the anode of the output power source is electrically connected to the electrical conductor, and the electrical conductor is brought into contact with water in the steam generator to form a current loop including an output power source, an electrical conductor, water, and a heater, that is, applied on the surface of the heater. An applied current causes the heater to become a cathode.
  • electron migration occurring during electrochemical corrosion of the metal can be effectively suppressed, thereby avoiding or attenuating the occurrence of electrochemical corrosion of the heater and prolonging the service life of the heater.
  • the steam generator further includes: a casing and a water tank, the casing being sleeved on the heater, the water tank communicating with the casing to form a water supply circuit
  • the method further The method includes: mounting the electrical conductor on the heater, the outer casing or the water tank, the electrical conductor is electrically insulated from the heater, and the electric conductor and the water supply in the steam generator The loop contacts to form the current loop, compensating for electrons lost by the heater, and preventing the heater from being corroded by loss of electrons.
  • a method for preventing electrochemical corrosion of a heater, the outer casing and the water tank are connected to form a water supply circuit, whether the electric conductor is mounted on the heater, mounted on the outer casing, or mounted on the water tank,
  • the electric conductor can be brought into contact with the water in the steam generator to form a current loop including an output power source, an electric conductor, water, and a heater, that is, an applied current is applied to the surface of the heater to make the heater become a cathode.
  • the electron migration occurring when the metal is electrochemically corroded can be effectively suppressed, thereby avoiding or weakening the occurrence of electrochemical corrosion of the heater and prolonging the service life of the heater.
  • the electric conductor may be mounted on the heater, the outer casing, and the water tank in various ways, including but not limited to: vertical direction, horizontal direction, or side direction inclination. Installation of electrical conductors.
  • the heater is a metal heater, wherein the metal comprises: aluminum, iron or copper; and the conductor is an inert conductor, wherein the conductor is made of a material Includes: graphite, platinum, gold, silver or platinized, gold plated, silver plated materials.
  • a method of preventing electrochemical corrosion of a heater is a metal heater, preferably a heater made of a living metal, the metal including but not limited to: aluminum, iron or copper; the conductor is inert Conductor, conductive
  • the material of the body preferably includes, but is not limited to, graphite, platinum, gold, silver or platinized, gold plated, silver plated material.
  • a cathodic protection device is disposed on the laundry care machine, and the negative electrode of the cathodic protection device is electrically connected to a metal heater for heating the liquid medium on the laundry care machine, and the positive electrode of the cathodic protection device is Electrically connecting the liquid medium to connect the cathode protection device with the metal heater and the liquid medium to form a current loop, thereby inhibiting migration of electrons of the metal heater itself; or by the cathode protection The device directly emits electrons to the metal heater of the laundry care machine to inhibit the migration of electrons of the metal heater itself.
  • the cathodic protection device has an output power source, a conductor, a first connecting wire and a second connecting wire, and the output power source is provided with a positive electrode and a negative electrode and has a constant polarity,
  • the two ends of the first connecting wire are respectively electrically connected to the metal heater and the negative pole of the output power source, and the two ends of the second connecting wire are electrically connected to the positive electrode and the positive pole of the output power source, respectively.
  • the electrical conductor is in contact with the liquid medium.
  • the output power source is a DC power source; or the output power source is a combination of an AC power source, a transformer and a rectifier.
  • the electrical conductor is disposed in the metal heater from a top or a bottom or a side of the metal heater, and the electrical conductor and the metal heater are The liquid medium is in contact.
  • a water tank is further provided, and a conveying pipe member is further connected between the water tank and the metal heater, and the electric conductor is disposed on the metal heater and is heated by the metal
  • the liquid medium in the device is in contact; or the electrical conductor is disposed on the water tank and is in contact with the liquid medium in the water tank; or the electrical conductor is passed through the conveying pipe member And contacting the liquid medium in the conveying pipe member.
  • the electrical conductor is passed through the top or bottom or side of the water tank in the water tank and the electrical conductor is brought into contact with the liquid medium in the water tank.
  • the electric conductor is made of an inert metal or graphite, or the electric conductor is made of an electrically conductive member whose outer surface is coated with an inert metal, the metal heater is made of aluminum or iron or Made of copper.
  • a cathodic protection device is disposed on the laundry care machine, and the negative electrode of the cathodic protection device is electrically connected to a metal heater for heating the liquid medium on the laundry care machine, and the positive electrode of the cathodic protection device is Electrically connecting the liquid medium contained in the metal heater to connect the cathode protection device to the metal heater and the liquid medium to form a current loop, thereby suppressing the electron of the metal heater itself Migration.
  • a cathodic protection device is disposed on the laundry care machine, and a passage for the liquid medium to circulate is disposed between the water tank of the laundry care machine and the metal heater for heating the liquid medium; Electrically connecting the negative electrode of the cathodic protection device to the metal heater, electrically connecting the positive electrode of the cathodic protection device to the liquid medium in the water tank or in the channel, so that the cathode protection device
  • the metal heater and the liquid medium are connected to form a current loop, thereby suppressing migration of electrons of the metal heater itself.
  • the cathodic protection device has an output power source, an electrical conductor, and a first connecting wire And a second connecting wire
  • the output power source is provided with a positive pole and a negative pole and the polarity thereof is constant
  • two ends of the first connecting wire are respectively electrically connected to the metal heater and the negative pole of the output power source
  • Both ends of the second connecting wire electrically connect the electric conductor and the positive electrode of the output power source, respectively, while contacting the electric conductor with the liquid medium accommodated in the metal heater.
  • the output power source is a DC power source; or the output power source is a combination of an AC power source, a transformer and a rectifier.
  • a main body is added, the output power source is a battery, the metal heater is installed in the main body, and a battery slot is disposed on the main body, and the battery is installed in the main body.
  • a main body and a control circuit board wherein the output power source uses a battery, and the metal heater and the control circuit board are mounted in the main body, and in the main body or the A battery slot is disposed on the control circuit board, and the battery is installed in the battery slot.
  • the main body includes a base and a casing, and the casing is hingedly fixed to the base and enclosed to form a receiving cavity, and the metal heater is mounted on the receiving body.
  • the battery compartment is disposed in the cavity or on the housing.
  • a first conductive sheet is added to the negative electrode, a second conductive sheet is added to the positive electrode, and one end of the first connecting wire is connected to the first conductive sheet, One end of the second connecting wire is connected to the second conductive sheet.
  • the electrical conductor is made of an inert metal or graphite, or the electrical conductor is made of a conductive member whose outer surface is coated with an inert metal.
  • An apparatus for preventing electrochemical corrosion of a heater for use in a laundry care machine, the laundry care machine comprising: a steam generator for generating steam, and an output power source for Providing a protection current for the steam generator, the steam generator comprising a heater, the device comprising: an electrical conductor mounted on the steam generator, the electrical conductor and the heater being electrically Insulating, and the cathode of the output power source is connected to the first connecting wire through the first conductive sheet, the first connecting wire is electrically connected to the heater, and the anode of the output power source is connected to the second through the second conductive sheet Connecting a wire, the second connecting wire being electrically connected to the electrical conductor; wherein the electrical conductor is in contact with water in the steam generator to form a current loop, compensating for missing electrons of the heater, avoiding The heater is corroded by the loss of electrons.
  • An apparatus for preventing electrochemical corrosion of a heater by mounting an electric conductor on a steam generator of a laundry care machine, electrically insulating the electric conductor from the heater, and electrically charging the cathode of the output power source and the heater Connected, the anode of the output power source is electrically connected to the electric conductor, and the electric conductor is brought into contact with the water in the steam generator to form a current loop including an output power source, a conductive sheet, a conductor, a water, and a heater, that is, heating An applied current is applied to the surface of the device to make the heater become a cathode.
  • a current loop including an output power source, a conductive sheet, a conductor, a water, and a heater, that is, heating
  • An applied current is applied to the surface of the device to make the heater become a cathode.
  • the method further includes: a casing of the steam generator and a water tank of the steam generator, the casing being sleeved on the heater, the water tank communicating with the casing to form A water supply circuit, the electrical conductor being mounted in the middle of the heater or mounted on the outer casing or mounted on the water tank.
  • the electric conductor is mounted on the heat generator, or on the outer casing or the water tank or water supply by a spiral or interference fit from a vertical direction, a horizontal direction or a side oblique direction. On the loop.
  • the method further includes: a base of the steam generator, the base is provided with a mounting groove for placing the output power; and further comprising: a battery cover, the battery cover is provided a thread for screwing into the base to cover the mounting groove.
  • the second connecting wire is fixed to the heater by a screw to be electrically connected to the heater; and the heater is a metal heater, wherein the metal includes : aluminum, iron or copper; and the conductor is an inert conductor, wherein the conductor is made of graphite, platinum, gold, silver or platinized, gold plated or silver plated.
  • a device for preventing electrochemical corrosion of a heater by connecting the outer casing and the water tank to form a water supply circuit, whether the electric conductor is mounted on the heater, mounted on the outer casing, or mounted on the water tank
  • the electric conductor can be brought into contact with the water in the steam generator to form a current loop including an output power source, a conductive sheet, a conductor, a water, and a heater, that is, an applied current is applied to the surface of the heater to cause heat generation.
  • the cathode becomes the cathode and ensures that the electrical conductor is electrically insulated from the heater, so that the electron migration occurring when the metal is electrochemically corroded can be effectively suppressed, thereby avoiding or weakening the occurrence of electrochemical corrosion of the heater and prolonging the service life of the heater. .
  • the conductor can be installed in the middle of the heater from the vertical direction, the horizontal direction or the side direction by a spiral or an interference fit, or can be mounted on the outer casing or mounted on the water tank, for example, on the water tank base. It is only necessary to ensure an effective electrical connection and to bring the electrical conductor into contact with the water in the steam generator.
  • An apparatus for preventing electrochemical corrosion of a heater by placing a mounting groove on a base of the steam generator for placing an output power source, and providing a screw on the battery cover to cover by screwing in It is mounted on the mounting slot to fix the output power to the device for preventing electrochemical corrosion of the heater, which can effectively prevent the output power from falling off, and protect the output power supply, and at the same time facilitate the replacement of the output power.
  • a device for preventing electrochemical corrosion of a heater saves wires by providing a mounting groove on the casing to facilitate electrical connection with the heater and the conductor.
  • an apparatus for preventing electrochemical corrosion of a heater the manner of fixing the wire to the heater includes, but is not limited to, screw locking; and the heater is a metal heater, preferably a heat generated by a live metal , Including but not limited to: aluminum, iron or copper; and the conductor is an inert conductor, the material of the conductor preferably includes, but is not limited to: graphite, platinum, gold, silver or platinized, gold plated, silver plated material.
  • a steam generator according to an embodiment of the present invention includes the apparatus for preventing electrochemical corrosion of a heater according to the above embodiment.
  • the electric conductor is mounted on the steam generator by the means for preventing electrochemical corrosion of the heater, and the electric conductor is electrically insulated from the heater, and the cathode and the steam of the output power source are generated.
  • the heater of the device is electrically connected, the anode of the output power source is electrically connected to the electric conductor, and the electric conductor is brought into contact with the water in the steam generator to form a current including an output power source, a conductive sheet, a conductor, a water, and a heater.
  • the circuit that is, applying an applied current to the surface of the heater, so that the heater becomes a cathode, and ensuring that the conductor is electrically insulated from the heater, so that electron migration occurring when the metal is electrochemically corroded can be effectively suppressed, thereby avoiding or The occurrence of electrochemical corrosion of the heater is weakened, the service life of the heater is prolonged, and the service life of the steam generator is prolonged.
  • a laundry care machine includes the steam generator according to the above embodiment.
  • the laundry care machine electrically connects the electric conductor to the heater by electrically installing the electric conductor on the steam generator, and electrically connects the cathode of the output power source with the heater of the steam generator
  • the anode of the output power source is electrically connected to the electrical conductor, and the electrical conductor is brought into contact with water in the steam generator to form a current loop including an output power source, a conductive sheet, a conductor, a water, and a heater, that is, in the heater
  • An applied current is applied to the surface to make the heater become a cathode.
  • the electron migration occurring when the metal is electrochemically etched can be effectively suppressed, thereby avoiding or weakening the occurrence of electrochemical corrosion of the heater and prolonging the service life of the product.
  • a laundry care machine includes a metal heater for heating a liquid medium, and further includes a cathode protection device having a positive electrode and a negative electrode, the cathodic protection device and the metal heater, The liquid medium is connected to form a current loop, and the anode is electrically connected to the metal heater, the anode is electrically connected to the liquid medium; or the cathode protection device is an electron capable of emitting electrons to the metal heater Launcher.
  • the cathodic protection device includes an output power source having the positive electrode and the negative electrode and having a constant polarity, an electrical conductor in contact with the liquid medium, and an electrical connection to the metal heater and the device A first connecting wire between the negative electrodes and a second connecting wire electrically connected between the electric conductor and the positive electrode.
  • the output power source is a DC power source; or the output power source is a combination of an AC power source, a transformer and a rectifier.
  • the electrical conductor is disposed in the metal heater from a top or a bottom or a side of the metal heater, and the conductor and the metal heater are Contact with liquid medium.
  • a water tank and a pipeline are connected to the conveying pipe member between the water tank and the metal heater, and the electric conductor is disposed on the metal heater and is heated by the metal
  • the liquid medium is in contact with the liquid medium; or the electric conductor is disposed on the water tank and is in contact with the liquid medium in the water tank; or the electric conductor is disposed on the conveying pipe member and Contacting the liquid medium within the delivery tube.
  • the main body further includes a battery
  • the metal heater is installed in the main body
  • the main body is provided with a battery slot
  • the battery is mounted on the battery Or a main body and a control circuit board, wherein the output power source is a battery, the metal heater and the control circuit board are mounted in the main body, and the main body or the control circuit board
  • a battery slot is disposed thereon, and the battery is installed in the battery slot.
  • the main body includes a base and a casing, and the casing is fixedly attached to the base and enclosed to form a receiving cavity, and the metal heater is installed in the receiving cavity.
  • the battery slot is disposed on the base or the outer casing.
  • the main body further includes a main body, the metal heater is installed in the main body, the water tank is installed outside the main body, and the electric conductor is disposed to be mounted on the main body or a water tank extending into contact with the liquid medium in the water tank or in the passage, a bottom of the water tank is provided with a water outlet and a control valve installed at the water outlet, the control valve has a valve core, The electrical conductor is threadedly mounted on the main body and extends from below the control valve against the valve core, and the electrical conductor is in contact with the liquid medium in the passage.
  • the first conductive strip and the second conductive sheet are further provided, and one end of the first connecting wire is connected to the negative electrode through the first conductive piece, and one end of the second connecting wire passes through The second conductive sheet connects the positive electrode.
  • the electric conductor is made of an inert metal or graphite, or the electric conductor is made of an electrically conductive member whose outer surface is coated with an inert metal, the metal heater is made of aluminum or iron or Made of copper.
  • FIG. 1 is a schematic structural view of an apparatus for preventing electrochemical corrosion of a heater according to an embodiment of the present invention
  • FIG. 2 is a schematic structural view of an apparatus for preventing electrochemical corrosion of a heater according to another embodiment of the present invention.
  • FIG. 3 is a schematic structural view of an apparatus for preventing electrochemical corrosion of a heater according to still another embodiment of the present invention.
  • FIG. 4 is a schematic structural view of an apparatus for preventing electrochemical corrosion of a heater according to still another embodiment of the present invention.
  • FIG. 5 is a schematic structural view of a steam generator in accordance with one embodiment of the present invention.
  • Figure 6 is a schematic view showing the structure of a laundry care machine in accordance with one embodiment of the present invention.
  • Heater 1 heating chamber 11; lower cover 101; upper cover 102;
  • Cathodic protection device 2 output power source 21; conductor 22; first connecting wire 23; second connecting wire 24; first conductive sheet 25; second conductive sheet 26;
  • Water tank 3 water storage chamber 31;
  • Main body 4 base 41; outer casing 42;
  • Valve seat 62 Valve seat 62; spool 61; spring 63; sealant 64;
  • Delivery pipe member 7 hollow inner hole 71;
  • a method for preventing electrochemical corrosion of a heater for use in a laundry care machine comprising: a steam generator and an output power source, the steam generator being used Generating steam for providing a protection current to the steam generator, the steam generator including a heater
  • the method comprising: mounting an electrical conductor on the steam generator, the electrical conductor Electrically insulating the heater, electrically connecting the heater to a cathode of the output power source, electrically connecting an anode of the output power source to the electrical conductor, and the electrical conductor and the steam generator The water contacts to form a current loop that compensates for electrons lost by the heater, preventing the heater from losing electrons and being corroded.
  • a method of preventing electrochemical corrosion of a heater by mounting an electric conductor on a steam generator of a laundry care machine, electrically insulating the electric conductor from the heater, and electrically charging the cathode of the output power source and the heater Connected, the anode of the output power source is electrically connected to the electrical conductor, and the electrical conductor is brought into contact with the water in the steam generator to form a package.
  • the output current, the electric conductor, the water, and the current circuit of the heater that is, an applied current is applied to the surface of the heater to make the heater become a cathode, so that electron migration occurring when the metal is electrochemically corroded can be effectively suppressed. , thereby avoiding or weakening the occurrence of electrochemical corrosion of the heater and prolonging the service life of the heater.
  • the steam generator further includes: a casing and a water tank, the casing is sleeved on the heater, and the water tank is in communication with the casing,
  • the method further comprising: mounting the electrical conductor on the heater, the outer casing or the water tank, the electrical conductor being electrically insulated from the heater and causing the electrical conductor Contacting water in the steam generator to form the current loop, compensating for electrons lost by the heater, and preventing the heater from being corroded by loss of electrons.
  • a method for preventing electrochemical corrosion of a heater, the outer casing and the water tank are connected to form a water supply circuit, whether the electric conductor is mounted on the heater, mounted on the outer casing, or mounted on the water tank,
  • the electric conductor can be brought into contact with the water in the steam generator to form a current loop including an output power source, an electric conductor, water, and a heater, that is, an applied current is applied to the surface of the heater to make the heater become a cathode.
  • the electron migration occurring when the metal is electrochemically corroded can be effectively suppressed, thereby avoiding or weakening the occurrence of electrochemical corrosion of the heater and prolonging the service life of the heater.
  • the electric conductor is mounted on the heat generator, the outer casing or the water tank from a vertical direction, a horizontal direction or a side oblique direction.
  • the electric conductor may be mounted on the heater, the outer casing, and the water tank in various ways, including but not limited to: vertical direction, horizontal direction, or side direction inclination. Installation of electrical conductors.
  • the heater is a metal heater, wherein the metal comprises: aluminum, iron or copper; and the conductor is an inert conductor, wherein
  • the conductive material is made of graphite, platinum, gold, silver or platinized, gold plated or silver plated material.
  • a method of preventing electrochemical corrosion of a heater is a metal heater, preferably a heater made of a living metal, the metal including but not limited to: aluminum, iron or copper; the conductor is inert
  • the conductor and the material of the conductor preferably include, but are not limited to, graphite, platinum, gold, silver or platinized, gold plated, silver plated material.
  • FIG. 1 shows a schematic structural view of an apparatus for preventing electrochemical corrosion of a heater according to an embodiment of the present invention.
  • FIG. 2 is a schematic view showing the structure of an apparatus for preventing electrochemical corrosion of a heater according to another embodiment of the present invention.
  • FIG. 3 is a schematic view showing the structure of an apparatus for preventing electrochemical corrosion of a heater according to still another embodiment of the present invention.
  • FIG. 4 is a schematic view showing the structure of an apparatus for preventing electrochemical corrosion of a heater according to still another embodiment of the present invention.
  • an apparatus 10 for preventing electrochemical corrosion of a heater for a laundry care machine comprising: a steam generator and an output power source 21, the steam generation For generating steam, the output power source 21 is for providing a protection current to the steam generator, the steam generator including a heater 1.
  • the device comprises: an electrical conductor 22 mounted on the steam generator, the electrical conductor 22 being electrically insulated from the heater 1 and the cathode of the output power source 21 passing through a first
  • the conductive sheet 25 is connected to the first connecting wire 23, the first connecting wire 23 is electrically connected to the heater 1, and the anode of the output power source 21 is connected to the second connecting wire 24 through the second conductive sheet 26, a second connecting wire 24 electrically connected to the electrical conductor 22; wherein the electrical conductor 22 is in contact with water in the steam generator to form a current loop, compensating for electrons lost by the heater 1 to avoid The heater 1 is corroded by the loss of electrons.
  • the apparatus 10 for preventing electrochemical corrosion of a heater by mounting the conductor 22 on the steam generator of the laundry care machine, and electrically insulating the conductor 22 from the heater 1, and outputting the power source 21
  • the cathode is electrically connected to the heater 1
  • the anode of the output power source 21 is electrically connected to the conductor 22, and the conductor 22 is brought into contact with the water in the steam generator, thereby forming an output power source 21, a conductive sheet, a conductor 22,
  • the current circuit of the water and the heater 1, that is, an applied current is applied to the surface of the heater 1, so that the heater 1 becomes a cathode, so that electron migration occurring when the metal is electrochemically corroded can be effectively suppressed, thereby avoiding or weakening.
  • the occurrence of electrochemical corrosion of the heater 1 prolongs the service life of the heater 1.
  • the output power source 21 of the device 10 for preventing electrochemical corrosion of the heater includes: a direct current power source or a power source of constant polarity.
  • any device that causes the heater 1 to carry free electrons may replace the conductor 22, such as an electron gun.
  • a casing 42 of the steam generator and a water tank 3 of the steam generator the casing 42 being sleeved on the heater 1
  • the water tank 3 is in communication with the outer casing 42 to form a water supply circuit.
  • the electric conductor 22 is installed in the middle of the heat generator 1, or is mounted on the outer casing 42, or is mounted on the water tank 3.
  • the electric conductor 22 is mounted on the heater 1 by a spiral or interference fit from a vertical direction, a horizontal direction or a side oblique direction.
  • the apparatus 10 for preventing electrochemical corrosion of a heater by connecting the outer casing 42 and the water tank 3 to form a water supply circuit, whether the electric conductor 22 is mounted on the heater 1 or mounted on the outer casing 42 Or installed on the water tank 3, both of which can make the electric conductor 22 contact with the water in the steam generator, thereby forming a current loop including the output power source 21, the conductive sheet, the electric conductor 22, the water, and the heater 1.
  • the electric conductor 22 can be installed in the middle of the heater 1 from the vertical direction, the horizontal direction or the side direction by a spiral or an interference fit, or can be mounted on the outer casing 42 or mounted on the water tank 3, such as in the installation. On the base of the water tank 3, it is sufficient to ensure effective electrical connection and to bring the electric conductor 22 into contact with water in the steam generator.
  • a base 41 of the steam generator the base 41 is provided with a mounting groove for placing the output power source 21;
  • the battery cover 5 is provided with a thread for screwing into the base 41 to cover the mounting groove.
  • the apparatus 10 for preventing electrochemical corrosion of a heater is configured to place an output power source 21 by providing a mounting groove on a base 41 of the steam generator, and providing a thread on the battery cover 5 to be screwed by a screw
  • the input method is closed on the mounting slot, so that the output power source 21 is fixed on the device 10 for preventing electrochemical corrosion of the heater, and the output power source 21 can be effectively prevented from falling off, and the output power source 21 can be isolated and protected. At the same time, the output power source 21 is easily replaced.
  • the mounting groove is mounted on the outer casing 42 for placing the output power source 21.
  • the apparatus 10 for preventing electrochemical corrosion of a heater saves wires by providing a mounting groove on the outer casing 42 to facilitate electrical connection with the heater 1 and the conductor 22.
  • the second connecting wire 24 is fixed to the heater 1 by a screw to be electrically connected to the heater 1; and the heat generation
  • the device 1 is a metal heater, wherein the metal comprises: aluminum, iron or copper; and the conductor 22 is an inert conductor, wherein the conductor 22 is made of graphite, platinum, gold, Silver or platinized, gold plated, silver plated material.
  • the manner of fixing the wire to the heater 1 includes, but is not limited to, screw locking; and the heater 1 is a metal heater, preferably a live metal
  • the heater 1 includes, but is not limited to, aluminum, iron or copper; and the conductor 22 is an inert conductor.
  • the material of the conductor 22 preferably includes, but is not limited to, graphite, platinum, gold, silver or platinized. Gold-plated, silver-plated material.
  • Fig. 5 shows a schematic structural view of a steam generator according to an embodiment of the present invention.
  • a steam generator 50 includes the apparatus 10 for preventing electrochemical corrosion of a heater as described in any one of the above aspects.
  • the electric conductor is mounted on the steam generator 50 by the device 10 for preventing electrochemical corrosion of the heater, and the electric conductor is electrically insulated from the heater, and the cathode of the output power is supplied Electrically connected to the heater of the steam generator 50, the anode of the output power source is electrically connected to the electric conductor, and the electric conductor is brought into contact with the water in the steam generator 50 to form an output power source, a conductive sheet, an electric conductor, and water.
  • the current loop of the heater That is, an applied current is applied to the surface of the heater to make the heater become a cathode, and the electrical conductor is electrically insulated from the heater.
  • Fig. 6 shows a schematic structural view of a laundry care machine in accordance with one embodiment of the present invention.
  • a laundry care machine 60 includes a steam generator 50 as described above.
  • the laundry care machine 60 electrically connects the cathode of the output power source with the heater of the steam generator 50 by installing an electric conductor on the steam generator 50, and outputs the anode of the power source.
  • the electrical conductors are electrically connected and electrically insulate the electrical conductor from the heater and contact the electrical conductor with water in the steam generator 50 to form a current loop including an output power source, a conductive sheet, an electrical conductor, water, and a heater. That is, an applied current is applied to the surface of the heater to make the heater become a cathode.
  • the service life of the device further extends the life of the laundry care machine 60.
  • the method for preventing electrochemical corrosion of a heater of a clothes care machine is specifically: providing a cathodic protection device 2 on the clothes care machine, and electrically connecting the negative electrode of the cathodic protection device 2 to the clothes care machine.
  • the heater 1 for heating the liquid medium 100 is electrically connected to the liquid medium 100 of the cathode protection device 2 to connect the cathode protection device 2 with the heater 1 and the liquid medium 100 to form a current loop, thereby suppressing the heater 1
  • the migration of its own electronics The liquid medium 100 may specifically be water or a mixture of water and solute.
  • the method for preventing electrochemical corrosion of the clothing care machine heater is provided by the cathodic protection device 2 to form a current loop by the cathodic protection device 2, and the heater 1 is at the cathode end of the current circuit to make the liquid medium 100 is at the anode end of the current loop, so that the purpose of supplementing the electrons to the heater 1 can be achieved by the cathodic protection device 2, thereby suppressing the electron migration loss of the heater 1 itself, thereby effectively preventing the electrochemical corrosion of the heater 1
  • the occurrence of the phenomenon greatly reduces the influence of the electrochemical corrosion phenomenon on the service life and performance of the heater 1.
  • the heater 1 is made of aluminum or iron or copper, that is, the method for preventing electrochemical corrosion of the heater of the clothes care machine provided by the first embodiment of the present invention is preferably applied to an aluminum heater or an iron heater or On the copper heater, since the aluminum heater, the iron heater, and the copper heater are susceptible to electrochemical corrosion in a humid environment, the effect of preventing the electrochemical corrosion of the heater 1 is relatively high. Significantly, the quality reliability and service life of aluminum heaters, iron heaters and copper heaters are greatly improved.
  • the cathodic protection device 2 has an output power source 21, a conductor 22, a first connecting wire 23, and a second connection.
  • the wire 24, and the output power source 21 is provided with a positive pole and a negative pole and has a constant polarity.
  • the two ends of the first connecting wire 23 are electrically connected to the negative pole of the heater 1 and the output power source 21, respectively, and the two ends of the second connecting wire 24 are connected.
  • the electric conductor 22 and the positive electrode of the output power source 21 are electrically connected, respectively, while the electric conductor 22 is brought into contact with the liquid medium 100.
  • the polarity of the output power source 21 is constant, which means that the polarity of the output power source 21 does not change, that is, the positive and negative poles of the output power source 21 do not change.
  • the cathodic protection device 2 can be effectively connected to the heater 1 and the liquid medium 100 to form a reflow circuit, and The heater 1 is at the cathode end of the reflow circuit, thereby achieving the purpose of effectively suppressing the electrochemical corrosion phenomenon caused by the electron migration loss of the heater 1 itself.
  • the arrangement of the first connecting wire 23 can not only achieve the electrical connection effect of the heater 1 and the negative electrode; the direct contact of the output power source 21 with the heater 1 can be avoided, and a large amount of the heater 1 is generated during operation.
  • the heat is generated so that the output power source 21 and the heater 1 are not in contact with each other, so that the heat on the heater 1 can be prevented from being directly transmitted to the output power source 21, thereby facilitating the service life of the output power source 21.
  • the output power source 21 is a DC power source, and the DC power source may be a dry battery or a battery or a DC generator.
  • the polarity of the DC power source is constant, and the output power supply 21 is designed. Performance requirements.
  • the output power source 21 is a dry battery, and the dry battery has the characteristics of small size, low cost, and easy installation, so that the method for preventing electrochemical corrosion of the clothing care machine heater of the present embodiment can be compared. Easy to implement and low implementation cost.
  • the output power source 21 can also be a combination of an AC power source, a transformer, and a rectifier, so that the polarity of the output power source 21 can be made constant by the rectifying action of the rectifier.
  • the purpose of the output power supply 21 can also meet the design performance requirements of the output power supply 21, and in this embodiment, the output voltage of the output power supply 21 can be adjusted, so that, depending on the specific use conditions (such as the fouling of the surface of the heater 1 and the electrical conductor) 22 Surface fouling condition)
  • the output voltage of the output power source 21 is flexibly adjusted, thereby ensuring the current value of the return circuit, thereby effectively ensuring the reliability of the cathodic protection device 2 against the electrochemical corrosion phenomenon of the heater 1.
  • the electrical conductor 22 is inserted into the heater 1 from the top or the bottom or the side of the heater 1, and the conductor 22 is brought into contact with the liquid medium 100 in the heater 1, so that the conductor can be made. 22 for the purpose of electrical connection with the liquid medium 100 in the heater 1.
  • the conductor 22 is disposed to be mounted on the side of the heater 1 and one end thereof extends into contact with the liquid medium 100 in the heater 1.
  • the electric conductor 22 is disposed on the side of the heater 1 , and the mounting and fixing of the electric conductor 22 can be compared on the one hand, and the mounting position of the heater 1 is relatively flexible, and the second connecting wire 24 can be made on the other hand. It is convenient to route.
  • the electric conductor 22 is inserted into the heater 1 from the side of the heater 1 in a horizontally extending or obliquely extending manner, so that the conductor 22 can be worn on the side of the heater 1 . Set up installation.
  • the electric conductor 22 can also be inserted into the heater 1 from the top or bottom of the heater 1 in a vertically extending or obliquely extending manner.
  • the water tank 3 is additionally provided, and the conveying pipe member 7 is further connected between the water tank 3 and the heater 1 and the electric conductor 22 is placed on the heat.
  • the device 1 is in contact with the liquid medium 100 in the heater 1; or, the conductor 22 is disposed on the water tank 3 and is in contact with the liquid medium 100 in the water tank 3; or the conductor 22 is passed through the conveying pipe member 7 It is in contact with the liquid medium 100 in the conveying pipe member 7.
  • the heating device 1 has a heating chamber 11 for accommodating the liquid medium 100.
  • the water tank 3 has a water storage chamber 31 for accommodating the liquid medium 100.
  • the conveying tube member 7 has a hollow inner hole 71 for the liquid medium 100 to flow, and the hollow inner hole 71 can be
  • the heating chamber 11 is communicated with the water storage chamber 31 such that the electrical conductor 22 is in contact with the liquid medium 100 in the heating chamber 11 or with the liquid medium 100 in the water storage chamber 31 or with the liquid in the hollow inner hole 71.
  • the cathodic protection device 2 can be connected to the heating device 1 and the liquid medium 100 to form a current loop, so that the electrochemical corrosion phenomenon of the heater 1 can be prevented.
  • the electric conductor 22 can be inserted into the water tank 3 from the top or the bottom or the side of the water tank 3, and the electric conductor 22 is brought into contact with the liquid medium 100 in the water tank 3, so that the electric conductor 22 can be electrically
  • the purpose of connecting the liquid medium 100 in the water tank 3 is. More specifically, the electric conductor 22 may pass through the water tank 3 from the side of the water tank 3 in a horizontally extending or obliquely extending manner, or the electric conductor 22 may also extend from the top of the water tank 3 in a vertically extending or obliquely extending manner. Or the bottom is worn in the water tank 3.
  • shut-off valve for controlling the passage of the pipeline can be arranged on the conveying pipe member 7, so that the future maintenance and repair of the product is facilitated.
  • the electrical conductor 22 is made of inert metal or graphite, or the electrical conductor 22 is made of a conductive member coated with an inert metal on the outer surface, so as to prevent electrochemical corrosion on the surface of the electrical conductor 22, thereby facilitating the electrical conductor.
  • the inert metal may specifically be silver, platinum, gold or the like.
  • the first embodiment of the present invention further provides a laundry care machine, comprising a cathode protection device 2 and a heater 1 for heating the liquid medium 100, the cathode protection device 2 having a positive pole and a negative pole, a cathode protection device 2 and a heater 1
  • the liquid medium 100 is connected to form a current loop, and the negative electrode is electrically connected to the heater 1 and the positive electrode is electrically connected to the liquid medium 100.
  • the laundry care machine provided in this embodiment may further include a bracket (not shown) for hanging the laundry, which prevents the electrochemical corrosion of the heater 1 due to the above-described method for preventing electrochemical corrosion of the clothing care machine heater. Therefore, it effectively guarantees the service life and performance of the clothes care machine, thereby improving the quality and reliability of the clothes care machine, thereby improving the market competitiveness of the product.
  • the heater 1 is made of aluminum or iron or copper, that is, the method for preventing electrochemical corrosion of the clothing care machine heater provided by the first embodiment of the present invention is preferred. Suitable for aluminum heaters or iron heaters or copper heaters.
  • the cathodic protection device 2 includes an output power source 21 having a positive electrode and a negative electrode and having a constant polarity, an electrical conductor 22 in contact with the liquid medium 100, and an electrical connection to the heater 1 and A first connecting wire 23 between the negative electrodes and a second connecting wire 24 electrically connected between the conductor 22 and the positive electrode.
  • the output power source 21 can be a DC power source, and the DC power source can be a dry battery or a battery or a DC generator, etc. More preferably, the output power source 21 is preferably a dry battery; or the output power source 21 can also be an AC power source, a transformer, and the like. A combination of rectifiers.
  • the electrical conductor 22 can be inserted into the heater 1 from the top or bottom or side of the heater 1 . More preferably, the conductor 22 is disposed to be mounted on the side of the heater 1 and has one end extending in contact with the liquid medium 100 in the heater 1. The conductor 22 is attached to the side portion of the heater 1 . Specifically, the electric conductor 22 is bored from the side of the heater 1 in the heater 1 in a horizontally extending or obliquely extending manner.
  • the laundry care machine according to the first embodiment of the present invention further includes a water tank 3 and a conveying pipe member 7 connected between the water tank 3 and the heat generator 1, and the electric conductor 22 is disposed on the heater 1 and is coupled to the heater.
  • the liquid medium 100 in 1 is in contact; or the electric conductor 22 is disposed on the water tank 3 and is in contact with the liquid medium 100 in the water tank 3; the electric conductor 22 is disposed on the conveying pipe member 7 and the liquid medium 100 in the conveying pipe member 7 contact.
  • the electric conductor 22 is bored from the top or bottom or side of the water tank 3 in the water tank 3, and the electric conductor 22 is in contact with the liquid medium 100 in the water tank 3. More specifically, the electric conductor 22 may pass through the water tank 3 from the side of the water tank 3 in a horizontally extending or obliquely extending manner, or the electric conductor 22 may also extend from the top of the water tank 3 in a vertically extending or obliquely extending manner. Or the bottom is worn in the water tank 3.
  • conveying pipe member 7 can also be provided with a shut-off valve for controlling the passage of the pipeline, thereby facilitating the future maintenance and repair of the product.
  • the electrical conductor 22 is made of an inert metal or graphite, or the electrical conductor 22 is a conductive member whose outer surface is coated with an inert metal.
  • the inert metal may specifically be silver, platinum, gold or the like.
  • the laundry care machine is a hanging machine, which can realize the structure of the above-mentioned method for preventing electrochemical corrosion of the clothing care machine heater by setting on the ironing machine, and can effectively suppress the hanging machine.
  • the electrochemical device 1 has an electrochemical corrosion phenomenon, thereby further improving the quality reliability and service life of the ironing machine.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the cathodic protection device 2 is an electron-emitting device (such as an electron gun or the like) that can emit electrons to the heater 1 .
  • the main difference between this embodiment and the first embodiment is that the cathodic protection device 2 in the first embodiment forms a current loop between the heater 1 and the liquid medium 100, and the cathodic protection device 2 in this embodiment does not have The connection between the heater 1 and the liquid medium 100 forms a current loop, and only the cathode protection device 2 directly emits electrons to the heater 1 directly.
  • the cathodic protection device 2 in the first embodiment forms a current loop between the heater 1 and the liquid medium 100
  • the cathodic protection device 2 in this embodiment does not have The connection between the heater 1 and the liquid medium 100 forms a current loop, and only the cathode protection device 2 directly emits electrons to the heater 1 directly.
  • the purpose of replenishing electrons to the heater 1 is also achieved, the purpose of suppressing the loss of electron migration of the heater 1 itself can be achieved, and the occurrence of electrochemical corrosion of the heater 1 can be effectively prevented.
  • the method for preventing electrochemical corrosion of the heater of the clothes care machine provided by the embodiment is also preferably applied to an aluminum heater or an iron heater or a copper heater, so that the heater 1 can be obtained.
  • the effect of electrochemical corrosion is significant, which greatly improves the quality reliability and service life of aluminum heaters, iron heaters and copper heaters.
  • the method for preventing electrochemical corrosion of the heater of the clothes care machine is specifically: providing a cathodic protection device 2 on the clothes care machine, and electrically connecting the negative electrode of the cathodic protection device 2 to the clothes.
  • a heater 1 for heating the liquid medium on the care machine and electrically connecting the positive electrode of the cathodic protection device 2 to the liquid medium in the heater 1 to connect the cathodic protection device 2 with the heater 1 and the liquid medium to form a current
  • the circuit further suppresses the migration of electrons of the heater 1 itself.
  • the liquid medium may specifically be water or a mixture of water and solute.
  • the method for preventing electrochemical corrosion of the heating device of the laundry care machine provides a current loop by connecting the heater 1 and the liquid medium accommodated in the heater 1 through the cathodic protection device 2, and the heater 1 is in the current loop.
  • the cathode end is such that the liquid medium is at the anode end of the current loop, so that the purpose of supplementing the electrons to the heater 1 can be achieved by the cathodic protection device 2, thereby achieving the purpose of suppressing the electron migration loss of the heater 1 itself, thereby effectively preventing the
  • the occurrence of electrochemical corrosion of the heater 1 greatly reduces the influence of the electrochemical corrosion phenomenon on the service life and performance of the heater 1.
  • the heater 1 is made of aluminum or iron or copper, that is, the method for preventing electrochemical corrosion of the clothing care machine heater provided by the embodiment of the present invention is preferably applied to an aluminum heater or an iron heater or copper.
  • the heating device since the aluminum heater, the iron heater, and the copper heater are susceptible to electrochemical corrosion in a humid environment, the effect of preventing the electrochemical corrosion of the heater 1 is remarkable. This greatly improves the quality reliability and service life of aluminum heaters, iron heaters and copper heaters.
  • the cathodic protection device 2 has an output power source 21, a conductor 22, a first connecting wire 23 and a second connecting wire 24.
  • the output power source 21 is provided with a positive electrode and a negative electrode and has a constant polarity.
  • the two ends of the first connecting wire 23 are electrically connected to the negative electrode of the heater 1 and the output power source 21 respectively, and the two ends of the second connecting wire 24 are electrically connected to the positive electrode of the electric conductor 22 and the output power source 21, respectively, and the electric conductor 22 is simultaneously It is in contact with a liquid medium housed in the heater 1.
  • the polarity of the output power source 21 is constant, which means that the polarity of the output power source 21 does not change, that is, the positive and negative poles of the output power source 21 do not change.
  • the cathodic protection device 2 can be effectively connected to the heater 1, the liquid medium to form a reflow circuit, and the heat is generated.
  • the device 1 is at the cathode end of the reflow circuit, so as to effectively suppress the electrochemical corrosion phenomenon caused by the electron migration loss of the heater 1 itself.
  • the arrangement of the first connecting wire 23 can not only achieve the electrical connection effect of the heater 1 and the negative electrode; but also avoid the direct contact of the output power source 21 with the heater 1, and the heater 1 will be produced during operation. A large amount of heat is generated, so that the output power source 21 and the heater 1 are not in contact with each other, so that the heat on the heater 1 can be prevented from being directly transmitted to the output power source 21, thereby facilitating the service life of the output power source 21.
  • the heater 1 includes a lower cover 101 and an upper cover 102, and the upper cover 102 is closed on the lower cover 101 and enclosed to form a heating chamber 11 for accommodating a liquid medium, and
  • the electric conductor 22 is disposed on the upper cover 102 or is disposed on the lower cover 101 and extends into contact with the liquid medium accommodated in the heating chamber 11.
  • the heater 1 is divided into two parts, a lower cover 101 and an upper cover 102, which can facilitate the formation of the heating chamber 11.
  • the conductor 22 is mounted on the upper cover 102 or is mounted on the lower cover 101.
  • the installation and fixation of the conductor 22 on the heater 1 can be realized, and on the other hand, the conductor 22 is facilitated.
  • the liquid medium within the heating chamber 11 is contacted to effect electrical connection of the electrical conductor 22 with the liquid medium within the heating chamber 11.
  • the electric conductor 22 can be fixed to the heater 1 by screwing; or the electric conductor 22 can be inserted and fixed to the heater 1 by an interference fit.
  • an insulating sleeve (not shown) may be added between the conductor 22 and the heater 1, and the conductor 22 is specifically screwed or interposed through the bushing. The card is inserted into the heater 1.
  • the heating device 1 is provided with a mounting hole (not shown), the insulating sleeve is fixed in the mounting hole, and the electric conductor 22 is screwed (the electric conductor 22 is provided with an external thread, and the insulating sleeve is provided with a conductive
  • the body 22 is threadedly engaged with the internal threaded hole or the interference card is inserted into the insulating sleeve, so that the mounting and fixing of the conductor 22 on the heater 1 can be achieved.
  • the insulating sleeve can also function to seal the conductor 22 and the heater 1.
  • the electric conductor 22 may be installed on the upper cover 102 in a horizontally extending or obliquely extending manner; or the electric conductor 22 may be vertical
  • the extension or oblique extension is applied to the lower cover 101 so that the installation and installation of the conductor 22 on the heater 1 and the contact of the conductor 22 with the liquid medium in the heater 1 can be achieved.
  • the electrical conductor 22 is installed on the upper cover 102 in an obliquely extending manner.
  • the upper cover 102 since the upper cover 102 has a large installation space, The mounting position of the electric conductor 22 is relatively flexible, and on the other hand, the sealing requirement of the electric conductor 22 is reduced, and in this embodiment, in order to ensure the long-term reliability of the contact between the electric conductor 22 and the liquid medium in the heating chamber 11,
  • the end of the conductor 22 extending through the heating chamber 11 may extend to a position near the bottom of the heating chamber 11.
  • the electrical conductor 22 is vertically installed at an intermediate position of the lower cover 101, such that the electrical conductor 22 extends upward from the bottom of the heating chamber 11.
  • the electric conductor 22 can be ensured to be in contact with the liquid medium in the heating chamber 11, thereby facilitating the securing of the electric conductor 22 and the heating chamber 11. Long-term reliability of contact with liquid media.
  • the output power source 21 is a DC power source, and the DC power source may be a dry battery or a battery or a DC generator.
  • the polarity of the DC power source is constant, and the output power supply 21 is designed. Performance requirements.
  • the output power source 21 is a dry battery, and the dry battery is The pool has the characteristics of small size, low cost and easy installation, so that the method for preventing electrochemical corrosion of the clothing care machine heater of the present embodiment can be easily realized and the implementation cost is relatively low.
  • the output power source 21 can also be a combination of an AC power source, a transformer, and a rectifier, so that the polarity of the output power source 21 can be made constant by the rectifying action of the rectifier.
  • the purpose of the output power supply 21 can also meet the design performance requirements of the output power supply 21, and in this embodiment, the output voltage of the output power supply 21 can be adjusted, so that, depending on the specific use conditions (such as the fouling of the surface of the heater 1 and the electrical conductor) 22 Surface fouling condition)
  • the output voltage of the output power source 21 is flexibly adjusted, thereby ensuring the current value of the return circuit, thereby effectively ensuring the reliability of the cathodic protection device 2 against the electrochemical corrosion phenomenon of the heater 1.
  • the main body 4 is additionally provided, and the output power source 21 is a battery, and the heater 1 is mounted in the main body 4. And installing a battery slot on the main body 4 to install the battery in the battery slot; or, in the above method for preventing electrochemical corrosion of the clothing care machine heater, adding the main body 4 and the control circuit board, and the output power source 21 is a battery
  • the heater 1 and the control circuit board are mounted in the main body 4, and a battery slot is provided on the main body 4 or the control circuit board to mount the battery in the battery slot.
  • the installation of the main body 4 can realize the installation and fixation of the heater 1 on the one hand, and can effectively protect the heater 1 on the other hand, and on the other hand, can improve the safety and reliability of use.
  • the control board is set to facilitate power control of the laundry care machine.
  • the setting of the battery slot can facilitate the installation and fixation of the output power source 21.
  • the battery cover 5 is additionally provided, and the battery cover 5 is covered and fixed to the battery by screwing or snapping. On the trough.
  • the arrangement of the battery cover 5 is advantageous for ensuring the sealing effect of the output power source 21 installed in the battery slot, and is advantageous for protecting the output power source 21.
  • Both the threaded connection and the snap connection have the characteristics of convenient disassembly and assembly and reliable fastening, so as to ensure the stable reliability of the installation of the battery cover 5, and facilitate the quick disassembly and assembly of the battery cover 5, which is beneficial to the future maintenance and repair of the product.
  • the battery cover 5 is disposed on the outer side of the main body 4 , so that the battery cover 5 can be disassembled and assembled outside the main body 4 , that is, when the battery cover 5 is removed or removed.
  • the main body 4 is disassembled and assembled, so that the disassembly and assembly of the battery cover 5 is very convenient, which is convenient for future maintenance and repair of the product.
  • the main body 4 includes a base 41 and a housing 42.
  • the housing 42 is capped and fixed on the base 41 and enclosed to form a receiving cavity.
  • the heater 1 is mounted in the receiving cavity on the base 41 or the housing 42.
  • a battery slot is provided.
  • the main body 4 is divided into two parts of the base 41 and the outer casing 42 to facilitate the formation of the accommodating cavity, thereby facilitating the manufacturing difficulty of the main body 4.
  • the first conductive sheet 25 is added to the negative electrode
  • the second conductive sheet 26 is added to the positive electrode
  • one end of the first connecting wire 23 is connected to the first conductive piece 25
  • one end of the second connecting wire 24 is connected to the first Two conductive sheets 26 are provided.
  • the first conductive sheet 25 and the second conductive sheet 26 are specifically mountable and fixed to the main body 4, and the first conductive sheet 25 and the second conductive sheet 26 are disposed on the one hand to facilitate positioning of the first connecting wire 23 and the second connecting wire 24.
  • the wire 23 and the second connecting wire 24 are in good contact with the output power source 21, thereby ensuring the reliability of the first connecting wire 23 being electrically connected to the negative electrode and the second connecting wire 24 being electrically connected to the positive electrode; on the other hand, the output power source 21 can be facilitated. Disassembly and assembly.
  • the other end of the first connecting wire 23 is fixed to the heater 1 by screws (not shown), so that the electrical connection between the first connecting wire 23 and the heater 1 can be realized, and the first connection can be realized.
  • the limit of the connecting wire 23 is connected, and the screw is convenient to disassemble.
  • the water tank 3 is additionally provided, and the conveying pipe member is further connected between the water tank 3 and the heat generator 1 (Fig. Not shown).
  • the heater 1 has a heating chamber 11 for accommodating a liquid medium.
  • the water tank 3 has a water storage chamber 31 for accommodating the liquid medium.
  • the conveying tube has a hollow inner hole for the liquid medium to flow, and the hollow inner hole can store the heating chamber 11 and the storage chamber.
  • the water chamber 31 is in communication.
  • the water tank 3 can be used to store a certain amount of liquid medium, and can replenish the liquid medium to the heater 1 through the conveying pipe.
  • the water tank 3 is installed on the outer side of the main body 4, so that the user can observe the remaining amount of the liquid medium in the water tank 3 in real time, so as to prevent the heater 1 from being dry in the case of water shortage, thereby ensuring safe and reliable use of the product. Sex.
  • shut-off valve for controlling the passage of the pipeline may be disposed on the conveying pipe member, thereby facilitating future maintenance and repair of the product.
  • the electrical conductor 22 is made of inert metal or graphite, or the electrical conductor 22 is made of a conductive member coated with an inert metal on the outer surface, so as to prevent electrochemical corrosion on the surface of the electrical conductor 22, thereby facilitating the electrical conductor.
  • the reliability of 22, in turn, helps to ensure the service life and electrical conductivity of the electrical conductor 22.
  • the inert metal may specifically be silver, platinum, gold or the like.
  • the electrical conductor 22 can also be made of other metal materials such as sodium, zinc, iron, aluminum, copper, and the like.
  • an embodiment of the present invention further provides a laundry care machine including a cathode protection device 2 and a heater 1 for heating a liquid medium, the cathode protection device 2 having a cathode and a cathode, and a cathode
  • the protection device 2 is connected to the heating device 1, the liquid medium to form a current loop, and the negative electrode is electrically connected to the heater 1, and the positive electrode is electrically connected to the liquid medium contained in the heater 1.
  • the clothes care machine provided in this embodiment may further include a bracket for hanging clothes (not shown), which prevents the electrochemical corrosion of the heater 1 by using the above method for preventing electrochemical corrosion of the heater of the clothes care machine. It effectively guarantees the service life and performance of the clothes care machine, thereby improving the quality and reliability of the clothes care machine, thereby improving the market competitiveness of the product.
  • the structure of the method for preventing electrochemical corrosion of the clothing care machine heater according to the laundry care machine provided by the embodiment of the present invention can be optimized by referring to the above method, as follows:
  • the heater 1 is made of aluminum or iron or copper, that is, the heater 1 of the laundry care machine provided by the embodiment of the present invention is preferably an aluminum heater or
  • the specific design principle of the iron heater or the copper heater can be referred to the design principle of the above method, and will not be described in detail herein.
  • the cathodic protection device 2 includes an output power source 21 having a positive electrode and a negative electrode and having a constant polarity, an electrical conductor 22 in contact with the liquid medium in the heater 1 , and a first connecting wire electrically connected between the heater 1 and the negative electrode 23 and electrically connected to the second connecting wire 24 between the conductor 22 and the positive electrode.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the heater 1 includes a lower cover 101 and an upper cover 102.
  • the upper cover 102 covers the lower cover 101 and encloses a heating chamber 11 for receiving a liquid medium.
  • the electric conductor 22 is mounted on the upper cover 102.
  • the liquid medium is mounted on the lower cover 101 and extends into contact with the liquid medium.
  • the electrical conductor 22 is mounted on the upper cover 102 in a horizontally extending or obliquely extending manner; or the electrical conductor 22 is vertically mounted or obliquely extended to be mounted on the lower cover 101. Preferably, the electrical conductor 22 is vertically disposed at an intermediate position of the lower cover 101.
  • the specific design principle can be referred to the design principle of the above method, and will not be described in detail herein.
  • the conductor 22 is fixed to the heater 1 by means of a screw connection; or the conductor 22 is inserted and fixed on the heater 1 by an interference fit method, and the specific design principle can refer to the design principle of the above method. No longer detailed.
  • the output power source 21 is a DC power source; or the output power source 21 is a combination of an AC power source, a transformer and a rectifier.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the laundry care machine further includes a main body 4, the output power source 21 is a battery, the heater 1 is mounted in the main body 4, the main body 4 is provided with a battery slot, and the battery is installed in the battery slot; or
  • the clothes care machine further includes a main body 4 and a control circuit board.
  • the output power source 21 is a battery, the heater 1 and the control circuit board are mounted in the main body 4, and the main body 4 or the control circuit board is provided with a battery slot, and the battery is installed on the battery. Inside the battery compartment.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the laundry care machine further includes a battery cover 5, and the battery cover 5 is fixedly attached to the battery slot by a screw connection or a snap connection.
  • the specific design principle can refer to the design principle of the above method, and the details are not detailed here. Said.
  • the battery cover 5 is disposed on the outer side of the main body 4.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the main body 4 includes a base 41 and a casing 42.
  • the outer casing 42 is fixedly attached to the base 41 and enclosed to form a receiving cavity.
  • the heater 1 is mounted in the receiving cavity, and the base 41 or the casing 42 is provided with a battery.
  • the specific design principle of the slot can refer to the design principle of the above method, and will not be described in detail herein.
  • the laundry care machine further includes a first conductive sheet 25 and a second conductive sheet 26, one end of the first connecting wire 23 is connected to the negative electrode through the first conductive sheet 25, and one end of the second connecting wire 24 passes through the second conductive sheet. 26 connected to the positive electrode, the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the other end of the first connecting wire 23 is fixed to the heater 1 by screws, and the specific design principle can be referred to. According to the design principle of the above method, it will not be described in detail here.
  • the laundry care machine further includes a water tank 3 and a conveying pipe (not shown) connected between the water tank 3 and the heat generator 1 in a pipeline.
  • the heater 1 has a heating chamber 11 for accommodating a liquid medium.
  • the water tank 3 has a water storage chamber 31 for accommodating the liquid medium.
  • the conveying tube has a hollow inner hole for the liquid medium to flow, and the hollow inner hole can store the heating chamber 11 and the storage chamber.
  • the water chamber 31 is in communication.
  • the water tank 3 can be used to store a certain amount of liquid medium, and can replenish the liquid medium to the heater 1 through the conveying pipe.
  • the water tank 3 is mounted to the outside of the main body 4.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • shut-off valve for controlling the passage of the pipeline may be disposed on the conveying pipe member, thereby facilitating future maintenance and repair of the product.
  • the conductor 22 is made of an inert metal or graphite, or the conductor 22 is made of a conductive member whose outer surface is coated with an inert metal.
  • the inert metal may specifically be silver, platinum, gold or the like.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the laundry care machine is a hanging machine
  • the heat generator 1 is specifically a hot pot of the hanging machine, which can realize the electrochemical treatment of the above-mentioned clothes prevention machine heater by setting on the hanging machine.
  • the structure of the corrosion method can effectively suppress the electrochemical corrosion phenomenon of the hot pot of the hanging machine, thereby further improving the quality reliability and the service life of the hanging machine.
  • the method for preventing electrochemical corrosion of the heating device of the laundry care machine is specifically: providing a cathodic protection device 2 on the laundry care machine, and applying to the water tank 3 and the laundry care machine of the laundry care machine.
  • a passage 200 for circulating a liquid medium is disposed between the heaters 1 for heating the liquid medium to transport the liquid medium to the heater 1 through the water tank 3; the cathode of the cathode protection device 2 is electrically connected to the heater 1, and the cathode protection device 2 is The positive electrode is electrically connected to the liquid medium in the water tank 3 or in the channel 200, so that the cathodic protection device 2 is connected to the heater 1 and the liquid medium to form a current loop, thereby suppressing the electron migration of the heater 1 itself.
  • the liquid medium may specifically be water or a mixture of water and solute.
  • the water tank 3 can be used to store a certain amount of liquid medium, and can replenish the liquid medium to the heater 1 through the passage 200.
  • the heater 1 has a heating chamber 11 for accommodating a liquid medium.
  • the water tank 3 has a water storage chamber 31 for accommodating the liquid medium.
  • the passage 200 can connect the heating chamber 11 with the water storage chamber 31, so that the electric conductor 22 is.
  • the liquid medium contact in the heating chamber 11 is also in contact with the liquid medium in the water storage chamber 31 or in contact with the liquid medium in the channel 200, so that the cathodic protection device 2 can be connected to the heater 1 and the liquid medium to form a current loop.
  • the method for preventing electrochemical corrosion of the clothing care machine heater is provided by the cathodic protection device 2, and the liquid medium in the water tank 3 or the channel 200 is connected by the cathodic protection device 2 to form a current loop, and the heater 1 is in a current loop.
  • the cathode end is such that the liquid medium is at the anode end of the current loop, so that the purpose of supplementing the electrons to the heater 1 can be achieved by the cathodic protection device 2, thereby achieving the purpose of suppressing the electron migration loss of the heater 1 itself, thereby effectively preventing the Clothing care
  • the occurrence of electrochemical corrosion of the on-board heater 1 greatly reduces the influence of electrochemical corrosion on the service life and performance of the heater 1.
  • the heater 1 is made of aluminum or iron or copper, that is, the method for preventing electrochemical corrosion of the clothing care machine heater provided by the embodiment of the present invention is preferably applied to an aluminum heater or an iron heater or copper.
  • the heating device since the aluminum heater, the iron heater, and the copper heater are susceptible to electrochemical corrosion in a humid environment, the effect of preventing the electrochemical corrosion of the heater 1 is remarkable. This greatly improves the quality reliability and service life of aluminum heaters, iron heaters and copper heaters.
  • the cathodic protection device 2 has an output power source 21, a conductor 22, a first connecting wire 23 and a second connecting wire 24.
  • the output power source 21 is provided with a positive pole and a negative pole and has a constant polarity, and the two connecting wires 23 are The terminals are electrically connected to the negative electrodes of the heater 1 and the output power source 21 respectively, and the two ends of the second connecting wires 24 are electrically connected to the positive electrode of the electric conductor 22 and the output power source 21, respectively, and the electric conductor 22 and the water tank 3 or the inside of the channel 200 are respectively Contact with liquid medium.
  • the polarity of the output power source 21 is constant, which means that the polarity of the output power source 21 does not change, that is, the positive and negative poles of the output power source 21 do not change.
  • the cathodic protection device 2 can be effectively connected to the heater 1, the liquid medium to form a reflow circuit, and the heat is generated.
  • the device 1 is at the cathode end of the reflow circuit, so as to effectively suppress the electrochemical corrosion phenomenon caused by the electron migration loss of the heater 1 itself.
  • the arrangement of the first connecting wire 23 can not only achieve the electrical connection effect of the heater 1 and the negative electrode; the direct contact of the output power source 21 with the heater 1 can be avoided, and a large amount of the heater 1 is generated during operation.
  • the heat is generated so that the output power source 21 and the heater 1 are not in contact with each other, so that the heat on the heater 1 can be prevented from being directly transmitted to the output power source 21, thereby facilitating the service life of the output power source 21.
  • the main body 4 is additionally provided, the heater 1 is mounted in the main body 4, the water tank 3 is mounted outside the main body 4, and the electric conductor 22 is worn.
  • a liquid medium mounted to the main body 4 or the water tank 3 and extending into contact with the inside of the water tank 3 or the passage 200 is provided.
  • the arrangement of the main body 4 can be used to support the fixed heater 1 and the water tank 3 on the one hand, and can effectively protect the heater 1 on the other hand, thereby improving the safety and reliability of the use of the heater 1.
  • the water tank 3 is installed on the outer side of the main body 4, which can facilitate the user to observe the remaining amount of the liquid medium in the water tank 3 in real time, so as to prevent the heater 1 from being dry in the case of water shortage, thereby ensuring the safety and reliability of the product.
  • a water outlet is provided at the bottom of the water tank 3, and a control valve 6 is mounted at the water outlet, and the electric conductor 22 is inserted and mounted on the main body 4 and the electric conductor 22 is extended from the lower side of the control valve 6 to the top.
  • the electrical conductor 22 is brought into contact with the liquid medium in the passage 200.
  • the control valve 6 specifically includes a valve seat 62, a valve core 61 slidably mounted in the valve seat 62, a spring 63 sleeved outside the valve core 61, and a sealant fixed to the end of the valve core 61 for closing or opening the water outlet. 64.
  • the valve seat 62 is specifically threadably coupled to the bottom of the water tank 3.
  • the sealant 64 when the spool 61 is not subjected to an external force, the sealant 64 can be fitted to the water outlet of the sealed water tank 3, and at this time, the water outlet is closed.
  • the liquid medium in the water tank 3 cannot flow out from the water outlet; when the water tank 3 is mounted on the main body 4, the valve core 61 is subjected to the upward abutting force of the electric conductor 22, so that the spool 61 can be caused along
  • the water outlet slides upward to make the sealant 64 disengage from the water outlet, so that the water outlet is in an open state, and the liquid medium in the water tank 3 can flow into the channel 200 from the water outlet and finally can flow into the metal heater.
  • the electrical conductor 22 is in contact with the liquid medium within the channel 200.
  • the electric conductor 22 is mounted under the valve core 61.
  • the water outlet is in a normally open state, and the water storage chamber 31 and the heating chamber 11 are ensured.
  • the long-term connectivity facilitates the prevention of dry burning of the water heater 1 in the heating chamber 11; on the other hand, the contact of the conductor 22 with the liquid medium in the channel 200 can be achieved.
  • the electric conductor 22 is fixed to the main body 4 by screwing; or the electric conductor 22 is inserted and fixed to the main body by an interference fit manner.
  • an insulating sleeve (not shown) may be added between the conductor 22 and the main body 4.
  • the electric conductor 22 may be screwed or connected to the heater 1 through the insulating sleeve.
  • the heating device 1 is provided with a mounting hole (not shown), the insulating sleeve is fixed in the mounting hole, and the electric conductor 22 is screwed (the electric conductor 22 is provided with an external thread, and the insulating sleeve is provided with a conductive
  • the body 22 is threadedly engaged with the internal threaded hole or the interference card is inserted into the insulating sleeve, so that the conductor 22 can be mounted and fixed on the main body 4, and the insulating sleeve can also be It functions to seal the conductor 22 and the main body 4.
  • the output power source 21 is a DC power source, and the DC power source may be a dry battery or a battery or a DC generator.
  • the polarity of the DC power source is constant, and the output power supply 21 is designed. Performance requirements.
  • the output power source 21 is a dry battery, and the dry battery has the characteristics of small size, low cost, and easy installation, so that the method for preventing electrochemical corrosion of the clothing care machine heater of the present embodiment can be compared. Easy to implement and low implementation cost.
  • the output power source 21 can also be a combination of an AC power source, a transformer, and a rectifier, so that the polarity of the output power source 21 can be made constant by the rectifying action of the rectifier.
  • the purpose of the output power supply 21 can also meet the design performance requirements of the output power supply 21, and in this embodiment, the output voltage of the output power supply 21 can be adjusted, so that, depending on the specific use conditions (such as the fouling of the surface of the heater 1 and the electrical conductor) 22 Surface fouling condition)
  • the output voltage of the output power source 21 is flexibly adjusted, thereby ensuring the current value of the return circuit, thereby effectively ensuring the reliability of the cathodic protection device 2 against the electrochemical corrosion phenomenon of the heater 1.
  • the output power source 21 is a battery, and a battery slot is disposed on the main body 4 to mount the battery in the battery slot; or, in the above method for preventing electrochemical corrosion of the clothing care machine heater, a control circuit board is added (Fig. Not shown), the output power source 21 is a battery, the control circuit board is installed in the main body 4, and a battery slot is arranged on the main body 4 or the control circuit board, and the battery is installed in the battery slot, that is, the battery slot can be set in the host
  • the body 4 can also be provided on the control circuit board.
  • the control board is set to facilitate power control of the home appliance.
  • the setting of the battery slot can facilitate the output power supply 21 Fixed.
  • the battery cover 5 is added, and the battery cover 5 is covered and fixed on the battery slot by screwing or snapping.
  • the arrangement of the battery cover 5 is advantageous for ensuring the sealing effect of the output power source 21 installed in the battery slot, and is advantageous for protecting the output power source 21.
  • Both the threaded connection and the snap connection have the characteristics of convenient disassembly and assembly and reliable fastening, so as to ensure the stable reliability of the installation of the battery cover 5, and facilitate the quick disassembly and assembly of the battery cover 5, which is beneficial to the future maintenance and repair of the product.
  • the battery cover 5 is disposed on the outer side of the main body 4, so that the battery cover 5 can be disassembled and assembled outside the main body 4, that is, the battery cover 5 is detached and assembled, and the main body 4 is not required to be disassembled, thereby making the battery
  • the disassembly and assembly of the cover 5 is very convenient, which is beneficial to the future maintenance and repair of the product.
  • the main body 4 includes a base 41 and a housing 42.
  • the housing 42 is capped and fixed on the base 41 and enclosed to form a receiving cavity.
  • the heater 1 is mounted in the receiving cavity on the base 41 or the housing 42.
  • a battery slot is provided.
  • the main body 4 is divided into two parts of the base 41 and the outer casing 42 to facilitate the formation of the accommodating cavity, thereby facilitating the manufacturing difficulty of the main body 4.
  • the first conductive sheet 25 is added to the negative electrode
  • the second conductive sheet 26 is added to the positive electrode
  • one end of the first connecting wire 23 is connected to the first conductive piece 25
  • one end of the second connecting wire 24 is connected to the first Two conductive sheets 26 are provided.
  • the first conductive sheet 25 and the second conductive sheet 26 are specifically mountable and fixed to the main body 4, and the first conductive sheet 25 and the second conductive sheet 26 are disposed on the one hand to facilitate positioning of the first connecting wire 23 and the second connecting wire 24.
  • the first connecting wire 23 and the second connecting wire 24 are ensured to be in good contact with the output power source 21, thereby ensuring the reliability of the first connecting wire 23 being electrically connected to the negative electrode and the second connecting wire 24 being electrically connected to the positive electrode; On the one hand, the disassembly and assembly of the output power source 21 can be facilitated.
  • the other end of the first connecting wire 23 is fixed to the heater 1 by screws (not shown), so that the electrical connection between the first connecting wire 23 and the heater 1 can be realized, and the first connection can be realized.
  • the limit of the connecting wire 23 is connected, and the screw is convenient to disassemble.
  • the electrical conductor 22 is made of inert metal or graphite, or the electrical conductor 22 is made of a conductive member coated with an inert metal on the outer surface, so as to prevent electrochemical corrosion on the surface of the electrical conductor 22, thereby facilitating the electrical conductor.
  • the reliability of 22, in turn, helps to ensure the service life and electrical conductivity of the electrical conductor 22.
  • the inert metal may specifically be mercury, silver, platinum, gold or the like.
  • the electrical conductor 22 can also be made of other metal materials such as nano, zinc, iron, aluminum, and copper.
  • the heater 1 includes a lower cover 101 and an upper cover 102, and the upper cover 102 is covered on the lower cover 101 and enclosed to form a heating chamber 11 for accommodating the liquid medium.
  • the heater 1 is divided into two parts, a lower cover 101 and an upper cover 102, which can facilitate the formation of the heating chamber 11.
  • an embodiment of the present invention further provides a laundry care machine including a cathodic protection device 2, a water tank 3, and
  • the heater 1 for heating the liquid medium is provided with a passage 200 for circulating the liquid medium between the water tank 3 and the heater 1
  • the cathode protection device 2 has a positive electrode and a negative electrode
  • the cathodic protection device 2 is connected with the heater 1 and the liquid medium to form a The current loop
  • the negative electrode is electrically connected to the heater 1
  • the positive electrode is electrically connected to the liquid medium in the water tank 3 or in the channel 200.
  • the laundry care machine provided in this embodiment may further include a bracket for hanging clothes (not shown), which prevents the heater 1 of the laundry care machine from generating electricity by adopting the above-described method for preventing electrochemical corrosion of the clothing care machine heater. Chemical corrosion, therefore, it effectively guarantees the service life and performance of the clothing care machine, thereby improving the quality and reliability of the clothing care machine, thereby improving the market competitiveness of the product.
  • the structure of the method for preventing electrochemical corrosion of a household appliance heater according to the laundry care machine provided by the embodiment of the present invention can be optimized by referring to the above method, as follows:
  • the heater 1 is made of aluminum or iron or copper, that is, the heater 1 of the laundry care machine provided by the embodiment of the present invention is preferably an aluminum heater or
  • the specific design principle of the iron heater or the copper heater can be referred to the design principle of the above method, and will not be described in detail herein.
  • the cathodic protection device 2 includes an output power source 21 having a positive electrode and a negative electrode and having a constant polarity, a conductor 22 in contact with a liquid medium in the water tank 3 or in the channel 200, and an electrical connection between the heater 1 and the negative electrode.
  • the laundry care machine further includes a main body 4, the heat generator 1 is installed in the main body 4, the water tank 3 is installed outside the main body 4, and the electric conductor 22 is installed on the main body 4 or the water tank 3 and extends into contact with the water tank 3. Liquid medium within or within channel 200.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the bottom of the water tank 3 is provided with a water outlet and a control valve 6 installed at the water outlet.
  • the control valve 6 has a valve core 61.
  • the electric conductor 22 is mounted on the main body 4 and extends from below the control valve 6. Topped on the spool 61, and the electrical conductor 22 is in contact with the liquid medium within the passage 200.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the electric conductor 22 is fixed to the main body 4 by screwing; or the electric conductor 22 is inserted and fixed to the main body 4 by an interference fit.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the output power source 21 is a DC power source; or, the output power source 21 is an AC power source, a combination of a transformer and a rectifier.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the output power source 21 is a battery
  • the main body 4 is provided with a battery slot
  • the battery is installed in the battery slot
  • the laundry care machine further includes a control circuit board
  • the output power source 21 is a battery
  • the control circuit board is mounted on the main body 4 Inside, the main body 4 or the control circuit board is provided with a battery slot, and the battery is installed in the battery slot.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the laundry care machine further includes a battery cover 5, and the battery cover 5 is fixedly attached to the battery slot by a screw connection or a snap connection.
  • the specific design principle can refer to the design principle of the above method, and the details are not detailed here. Said.
  • the battery cover 5 is disposed on the outer side of the main body 4.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the main body 4 includes a base 41 and a housing 42.
  • the outer cover 42 is fixedly mounted on the base 41 and enclosed to form a receiving cavity.
  • the heat generator 1 is mounted in the receiving cavity, and the base 41 or the outer casing 42 is disposed.
  • the specific design principle of the battery slot can refer to the design principle of the above method, and will not be described in detail herein.
  • the cathodic protection device 2 further includes a first conductive strip 25 and a second conductive strip 26.
  • One end of the first connecting wire 23 is connected to the negative electrode through the first conductive sheet 25, and one end of the second connecting wire 24 passes through the second conductive sheet 26.
  • the positive design is connected.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the other end of the first connecting wire 23 is fixed to the heater 1 by screws.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the conductor 22 is made of an inert metal or graphite, or the conductor 22 is made of a conductive member whose outer surface is coated with an inert metal.
  • the inert metal may specifically be mercury, silver, platinum, gold or the like.
  • the specific design principle can refer to the design principle of the above method, and will not be described in detail herein.
  • the heater 1 includes a lower cover 101 and an upper cover 102.
  • the upper cover 102 covers the lower cover 101 and encloses a heating chamber 11 for receiving a liquid medium.
  • the specific design principle can be Referring to the design principle of the above method, it will not be described in detail herein.
  • the laundry care machine is a hanging machine
  • the heat generator 1 is specifically a hot pot of the hanging machine, which can realize the electrochemical treatment of the above-mentioned clothing care machine by setting on the hanging machine.
  • the structure of the corrosion method can effectively suppress the electrochemical corrosion phenomenon of the hot pot of the hanging machine, thereby further improving the quality reliability and the service life of the hanging machine.
  • installation and the like should be understood broadly.
  • installation may be fixed installation, detachable installation, or integral installation.
  • specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

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  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
PCT/CN2015/092981 2015-01-07 2015-10-27 防止衣物护理机发热器电化学腐蚀的方法、装置、蒸汽发生器、衣物护理机 WO2016110142A1 (zh)

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EP15876643.6A EP3243932B1 (de) 2015-01-07 2015-10-27 Verfahren und vorrichtung zur verhinderung von elektrochemischer korrosion eines heizaggregats einer kleidungspflegemaschine, dampferzeuger und kleidungspflegemaschine

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CN201510009635.2 2015-01-07
CN201520012880.4U CN204455292U (zh) 2015-01-07 2015-01-07 防止衣物护理机发热器电化学腐蚀的结构及衣物护理机
CN201520013640.6U CN204455664U (zh) 2015-01-07 2015-01-07 防止发热器电化学腐蚀的装置、蒸汽发生器和衣物护理机
CN201520012881.9U CN204474764U (zh) 2015-01-07 2015-01-07 防止衣物护理机发热器电化学腐蚀的结构及衣物护理机
CN201510009635.2A CN104532261B (zh) 2015-01-07 2015-01-07 防止衣物护理机发热器电化学腐蚀的方法及衣物护理机
CN201520012880.4 2015-01-07
CN201520012881.9 2015-01-07
CN201520013640.6 2015-01-07
CN201510009634.8A CN104532260B (zh) 2015-01-07 2015-01-07 防止衣物护理机发热器电化学腐蚀的方法及衣物护理机
CN201510009691.6 2015-01-07
CN201510009691.6A CN104532262B (zh) 2015-01-07 2015-01-07 防止衣物护理机发热器电化学腐蚀的方法及衣物护理机
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