Classifications

• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
  • A47L15/00—Washing or rinsing machines for crockery or tableware
  • A47L15/42—Details
  • A47L15/4236—Arrangements to sterilize or disinfect dishes or washing liquids
  • A47L15/4242—Arrangements to sterilize or disinfect dishes or washing liquids by using ultraviolet generators
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
  • A47L15/00—Washing or rinsing machines for crockery or tableware
  • A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
  • A47L15/0021—Regulation of operational steps within the washing processes, e.g. optimisation or improvement of operational steps depending from the detergent nature or from the condition of the crockery
  • A47L15/0036—Steam or sterilizing phases
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
  • A47L15/00—Washing or rinsing machines for crockery or tableware
  • A47L15/42—Details
  • A47L15/4276—Arrangements to detect or remove bad smells or odours
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
  • A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
  • A47L2401/26—Loading door status, e.g. door latch opened or closed state
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
  • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
  • A47L2501/16—Sterilisers

Definitions

• the present invention relates to a dish-washing machine and a control method of a dishwashing machine.
• the Chinese patent CN101267760B discloses a dish-washing machine and a control method thereof.
• the dish-washing machine includes an ultraviolet sterilization device that is located around a filter device and is capable of sterilizing inside of the dish-washing machine; and a fan capable of exhausting air in a tub outside.
• a controller controls the ultraviolet sterilization device to sterilize the inside of the dish-washing machine by using an ultraviolet ray, and controls the fan to exhaust harmful gas which may be generated during the sterilization.
• a control method of a dish-washing machine in the prior art is relatively complex, and operating efficiency is low.
• an installation position of an ultraviolet ray sterilization device is improper, which reduces a sterilization effect of the ultraviolet ray sterilization device.
• An objective of the present invention is to overcome at least one technical problem in the prior art, so as to provide an improved dish-washing machine.
• the present invention provides a dish-washing machine, including an inner container, a door located at an opening of the inner container, a filter device for filtering water, and a sterilization device for sterilizing the filter device, where the filter device includes a multilayer filter and a residue room, and the filter device is detachably installed on the dish-washing machine; and the sterilization device is located on a top position of the filter device, and the sterilization device is detachably installed on the dish-washing machine.
• the filter device is relatively moist and contains residues; therefore, the filter device is a position of the dish-washing machine in which bacteria breeding and odor generation most easily occur.
• the sterilization device is disposed on the top position of the filter device, to sufficiently sterilize the filter device, and eliminate bacteria in the residue room, thereby eliminating odor of the filter device, especially, of the residue room.
• the sterilization device is detachably installed on the dish-washing machine, and the structure may facilitate a user operation.
• the sterilization device may be removed from the dish-washing machine, and a user may take out the residue room and dump the residue.
• the sterilization device may be installed on the dish-washing machine to sterilize the residue room.
• the filter device is disposed on the top position of the sterilization device. Such a structure facilitates removal of the sterilization device by a user, and the removal is more convenient.
• the sterilization device is pivotally installed on the dish-washing machine.
• the sterilization device is pivotal with respect to the dish-washing machine.
• the user When a user needs to take out the residue room, the user only needs to rotate the sterilization device to make room for removal of the residue room, so as to take out the residue room, and does not need to remove the sterilization device from the dish-washing machine.
• the user empties the residue room and puts the residue room back, the user only needs to rotate the sterilization device to reset the sterilization device.
• Such a structure greatly facilitates a user operation, and is convenient for a user to clean the residue in the residue room.
• the sterilization device is installed on the dish-washing machine in a hinged manner.
• the sterilization device is installed on the dish-washing machine in a hinged manner; therefore, a structure is simple, an operation is simple, and installation is convenient.
• a surface of the sterilization device is provided with a waterproof layer.
• Such a structure may avoid that water and a residue enter the sterilization device in an operating process of the dishwashing machine, affecting a function of the sterilization device.
• the sterilization device has an ON position and an OFF position, where the ON position is used for picking or placing the filter device; and the OFF position is used for sterilizing the filter device.
• the ON position is used for picking or placing the filter device; and the OFF position is used for sterilizing the filter device.
• Such a structure is convenient for a user to pick or place the filter device and clean the residue room.
• the sterilization device is an ultraviolet ray emitting device, and the ultraviolet ray emitting device emits ultraviolet rays to the filter device, to sterilize the filter device.
• the ultraviolet ray emitting device emits the ultraviolet rays to the filter device, and a place to which the ultraviolet rays are radiated can be sterilized; therefore, sterilization efficiency is high, a structure is simple, and an operation is easy.
• the ultraviolet ray emitting device is an LED device, and the LED device emits ultraviolet rays whose wavelength is above 200 nm to the residue room.
• ultraviolet rays generated by the LED device are in relatively centralized bands and have few spurious waves and high bactericidal efficiency, a service life of the LED device is long, and the rays of the LED device have high energy concentration; therefore, sterilization efficiency and a sterilization effect may be improved.
• Ultraviolet rays whose wavelength is above 200 nm have a better bactericidal effect.
• the filter device has an opening
• the sterilization device is installed at the opening of the filter device
• the sterilization device is disposed by surrounding the opening.
• the ultraviolet ray emitting device may radiate a large area of the filter device, thereby achieving a desired bactericidal effect.
• the sterilization device is disposed by surrounding the opening of the filter device, so that in an operating process of the dishwashing machine, water and a residue flow into the filter device through the opening and the sterilization device does not affect water discharging and filtering of the dish-washing machine.
• the LED device is an annular LED band.
• the annular LED band that is, multiple LED lamps are connected in series, a radiation area and radiation strength of ultraviolet rays increase, which achieves a better sterilizing effect for the residue room.
• the dish-washing machine further includes a controller for controlling the sterilization device, so that the sterilization device starts operating when a residue in the residue room is cleared and the door is closed.
• the present invention further provides a control method of a dish-washing machine, where the dish-washing machine includes an inner container, a door located at an opening of the inner container, a filter device for filtering water, and an ultraviolet ray emitting device for sterilizing the filter device;and the method includes the following steps: a) , turning on a power supply for washing;
• the sterilization device can operate only when the filter device is emptied and the door of the dish-washing machine is closed. If the cabinet door of the dish-washing machine is opened halfway, the sterilization device may be prevented from continuing operating and from causing harm to a human body due to the ultraviolet rays.
• the present invention further provides another control method of a dish-washing machine, where the dish-washing machine includes an inner container, a door located at an opening of the inner container, a filter device for filtering water, and an ultraviolet ray emitting device for sterilizing the filter device; and the method includes: determining whether the filter device is emptied; determining whether the door is closed; and if the filter device is emptied and the door is closed, emitting, by the ultraviolet ray emitting device, ultraviolet rays to the filter device.
• the ultraviolet ray emitting device can operate only when the filter device is emptied and the door is closed. If the cabinet door of the dish-washing machine is opened halfway, the sterilization device may be prevented from continuing operating and from causing harm to a human body due to the ultraviolet rays.
• the ultraviolet ray emitting device is an annular LED band, which is capable of emitting the ultraviolet rays for sterilizing the filter device.
• the LED band By means of the LED band, a structure is simple, generated ultraviolet rays are in relatively centralized bands and have a large radiation area, and sterilization efficiency is high.
• FIG. 1 is a schematic structural diagram of an entity of a dish-washing machine according to a preferred implementation manner of the present invention
• FIG. 2 is a schematic structural diagram of a filter device of the dish-washing machine according to a preferred implementation manner of the present invention.
• FIG. 3 is an operating flowchart of a dish-washing machine according to the present invention.
• a dish-washing machine generally operates with water at a relatively high temperature, and bacteria breeding and odor generation easily occur after long-term use of the dishwashing machine.
• a moist filter device provides a desired environment for bacteria breeding.
• the filter device is a position of the dish-washing machine in which bacteria breeding and odor generation most easily occur. How to sterilize the filter device and eliminate odor is an important subject.
• FIG. 1 is a schematic structural diagram of an entity of a dish-washing machine 1 according to a preferred implementation manner of the present invention.
• the dishwashing machine 1 includes an inner container 2, a door (not shown in the figure) located at an opening of the inner container 2, and a filter device 3 for filtering washing water.
• the filter device 3 is disposed at the bottom of the dish-washing machine 1 , and includes a multilayer filter 31 and a residue room 32. Washing water with food residues passes through the filter device 3, the food residues of various sizes are filtered from each layer by using the filter 31 , the filtered residues are accommodated in the residue room 32.
• the filter device 3 is detachably installed on the dish-washing machine 1.
• a user may remove the filter device 3 from the dishwashing machine 1 , dump the residues, and cleanse the filter device 3. However, bacteria still remain in the filter device 3.
• the dish-washing machine 1 further includes a sterilization device 4, where the sterilization device 4 is located on a top position of the filter device 3, and is used to sterilize the filter device 3.
• the sterilization device 4 is detachably installed on the dish-washing machine 1.
• the sterilization device 4 may be installed on the dish-washing machine 1 by using a screw.
• the sterilization device 4 is installed on the dish-washing machine 1 by using a buckle in a buckling manner.
• the sterilization device 4 is pivotally installed on the dish-washing machine 1 in a hinged manner, and the sterilization device 4 may be installed on the dish-washing machine 1 by using a hinge 6.
• the sterilization device 4 has an ON position and an OFF position, where the ON position is used for picking or placing the filter device 3; and the OFF position is used for sterilizing the filter device 3.
• the sterilization device 4 does not affect water discharging and filtering of the filter device 3.
• the sterilization device 4 is installed on the dish-washing machine 1 in a hinged manner, and the sterilization device 4 is pivotal with respect to the dish-washing machine 1 ,
• the user When a user needs to take out the residue room 32, the user only needs to rotate the sterilization device 4 to make room for removal of the residue room 32, so as to take out the residue room 32.
• the user empties the residue room 32 and puts the residue room 32 back to the dish-washing machine 1 , the user only needs to rotate the sterilization device 4 to reset the sterilization device 4.
• Such a structure greatly facilitates a user operation, and is convenient for a user to clean the residue in the residue room 32.
• the hinge 6 also achieves an effect of protecting a power cable.
• the sterilization device 4 is an ultraviolet ray emitting device, and the ultraviolet ray emitting device emits ultraviolet rays for sterilizing the filter device 3 to the filter device 3, to sterilize the filter device 3.
• the ultraviolet ray emitting device is an ultraviolet lamp.
• the ultraviolet lamp may emit ultraviolet rays whose wavelength is above 200 nm to the filter device 3, and a user may select, according to a need, an ultraviolet lamp that emits ultraviolet rays of different wavelengths.
• An ultraviolet mercury lamp may be selected as the ultraviolet lamp.
• Ultraviolet rays emitted by the ultraviolet mercury lamp have relatively complex wavelengths, but high power.
• an LED device may be used. Ultraviolet rays generated by the LED device are in relatively centralized bands and have few spurious waves and high bactericidal efficiency, a service life of the LED device is long, and the rays of the LED device have high energy concentration; therefore, sterilization efficiency and a sterilization effect may be improved.
• the LED device is an annular LED band 5, and the LED band 5 connects multiple LED lamp beads 51 in series.
• a radiation area and radiation strength of ultraviolet rays increase, which achieves a better sterilizing effect for the residue room.
• Waterproof glue is coated on a surface of the entire LED band 5, to prevent the LED lamp beads 51 from water.
• the filter device 3 has an opening 8, the LED band 5 is installed at the opening 8 of the filter device 3, and the LED band 5 is disposed by surrounding the opening 8 of the filter device.
• the opening 8 of the filter device 3 may have different shapes, for example, a rectangular shape, a square shape, an elliptical shape, or a circular shape.
• the LED band 5 is disposed around the opening 8 of the filter device 3, and forms an enclosed shape.
• a length of the LED band 5 is equal to a length of a circumference of the opening 8 of the filter device 3.
• the LED band 5 may radiate a large area of the filter device 3, thereby achieving a desired bactericidal effect. Moreover, the LED band 5 is disposed by surrounding the opening 8 of the filter device 3, so that in an operating process of the dish-washing machine 1 , water and a residue flow into the filter device 3 through the opening 8 and the LED band 5 does not affect water discharging and filtering of the dishwashing machine 1.
• the dish-washing machine 1 further includes a controller for controlling the sterilization device 4, so that the sterilization device 4 starts operating when a residue in the residue room 32 is cleared and the door is closed.
• the present invention discloses a control method of a dish-washing machine, and the control method of a dish-washing machine is described with reference to FIG. 3.
• the control method includes the following steps: a) , turning on a power supply for washing; b) . after a first predetermined time, ending the washing; c) . emptying a filter device 3;
• the ultraviolet ray emitting device starts emitting ultraviolet rays to the filter device, only when the filter device 3 is emptied and the door has been closed. If the cabinet door of the dish-washing machine is opened halfway, the sterilization device may be prevented from continuing operating and from causing harm to a human body due to the ultraviolet rays.

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• Apparatus For Disinfection Or Sterilisation (AREA)
• Physical Water Treatments (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=57286758

Family Applications (1)

Country Status (2)

Cited By (1)

Families Citing this family (1)

Citations (4)

Family Cites Families (6)

• 2015
  • 2015-11-04 CN CN201510742819.XA patent/CN106618430A/zh active Pending
• 2016
  • 2016-11-03 WO PCT/IB2016/056614 patent/WO2017077475A1/en active Application Filing

Patent Citations (4)

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