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
  • A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
  • A47L15/0063—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control using remote monitoring or controlling of the dishwasher operation, e.g. networking systems
• • 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
  • A47L15/4295—Arrangements for detecting or measuring the condition of the crockery or tableware, e.g. nature or quantity
• • 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
  • A47L15/14—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber
  • A47L15/18—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber with movably-mounted spraying devices
  • A47L15/22—Rotary spraying devices
• • 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
  • A47L15/14—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber
  • A47L15/18—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber with movably-mounted spraying devices
• • 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
  • A47L2401/04—Crockery or tableware details, e.g. material, quantity, condition
• • 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
  • A47L2501/20—Spray nozzles or spray arms

Definitions

• the present invention relates to a method of operating a domestic dishwasher, a domestic dishwasher and a system comprising a domestic dishwasher and an external device to the domestic dishwasher.
• spray arms for spraying the items to be washed with rinsing liquid, in particular from water and detergent, and for removing dirt from the items to be washed.
• Such spray arms are usually sertik by What. driven by the circulation pump.
• At the spray arms is at least one drive nozzle, which drives the spray arms using the recoil principle.
• Another possibility for the drive of the spray arm is to drive it directly by means of a drive comprising an electric motor.
• the wash program or the wash cycle is regularly stored as a fixed process in the software of the control device of the household dishwasher. The sequence can, however, be changed by signals from different sensors during operation.
• an object of the present invention is to further improve the operation of a domestic dishwasher. Accordingly, a method for operating a domestic dishwasher with a control device for carrying out a wash program from a number of wash programs for washing dishes arranged in a wash chamber is proposed.
• the household dishwasher has at least one spraying device for spraying the items to be washed with rinsing liquid and a drive device for driving the at least one spraying device.
• the method comprises the following steps a) to c):
• the external device is in particular a mobile device.
• the mobile device is for example a smartphone, a tablet or a tablet computer.
• the household dishwasher comprises a communication unit which transmits, for example by means of a network, the optical sensor signal to the mobile device or an application (app) which is installed on a user's mobile device.
• the network includes in particular a mobile radio network, a WLAN and / or another wireless or wired data network.
• the control device can be implemented in hardware and / or software technology.
• the control device can be designed, for example, as a computer or as a microprocessor.
• control device may be designed as a computer program product, as a function, as a routine, as part of a program code or as an executable object.
• the control device is set up to execute a wash program from a number of wash programs for washing the wash ware.
• a rinse program includes various subprogram steps, such as a pre-rinse Cleaning, rinsing and / or drying.
• Different wash programs differ, for example, in an order and / or type of partial program steps, as well as in different parameters, such as a duration and / or wash liquor temperature of one or more partial program steps.
• Items to be washed are arranged for rinsing with the household dishwasher in the rinsing chamber, in particular on one or more dishes.
• the items to be washed include in particular various dishes, cutlery and / or tools which serve for the preparation, storage and / or consumption of food. These are, for example, plates, pots, cups, knives, glasses and the like.
• the items to be washed thus comprise, in particular, items comprising different materials, such as porcelain, glass, wood, metal and / or plastic.
• the optical sensor is designed in particular as an optoelectronic sensor which provides an analog electrical signal as a function of an optical signal as the optical sensor signal.
• This offers the advantage that the optical sensor can be produced and used on a microchip in integrated construction and thus saves space and material as well as inexpensively.
• the analog electrical signal can be converted into a digital signal with little effort, for example by means of an A / D converter, and then processed digitally.
• the external device with the optical sensor is in particular held or arranged by the user in such a way that the optical sensor can detect an optical sensor signal of the rinsing chamber and in particular of the rinsing material arranged in the rinsing chamber. This is fulfilled, for example, if there is a line of sight from the rinsing chamber to the optical sensor. Furthermore, it can be provided to use a plurality of optical sensors, wherein each of the optical sensors respectively detects an optical sensor signal of an area assigned to the optical sensor.
• the optical sensor is in particular configured to detect the optical sensor signal over a broad spectral range, which is in particular not restricted to the optical spectral range.
• the optical sensor comprises, for example, a camera, in particular a digital camera, for example with a CCD sensor (CCD: Charged Coupled Device).
• CCD Charged Coupled Device
• the camera detects, for example, an image and / or an image sequence of the rinsing chamber and, in particular, the items to be washed arranged therein.
• an optical sensor signal can be detected by the optical sensor, for example an image, it being possible to determine one or more intensive rinsing zones as a function of this acquired image.
• a sensor integrated in the domestic dishwasher is not used to detect the optical sensor signal, but the optical sensor of an external device, for example the camera of a mobile device, for example a smartphone of the user.
• this is more cost-effective, since most users routinely carry a smartphone with a camera and thus advantageously can dispense with the integration of a cost-intensive optical sensor in the household dishwasher.
• the user himself can control the recording of the image and also make various recordings or a sequence of recordings which can serve as a basis for determining at least one intensive rinsing zone.
• the following example may illustrate the function of the present method.
• a user or customer takes a picture of the loaded Spülgutage using his smartphone.
• An app installed on the smartphone recognizes the load and can decide at which point of the rinse tank an intensive rinse zone is required or helpful. For example, if pots, pans, or casserole dishes are detected, it is preferable to set an intensive rinse zone in this detected area.
• An intensive rinsing zone or intensive rinsing zone is characterized in particular in that either the rinsing pressure at the rinsing nozzles for this area is increased and / or the spraying device lingers in a position for a longer time in order to achieve the same in the region of the intensive rinsing zone To load ware with rinsing liquid.
• the spraying device can also oscillate over a certain area of the intensive rinsing zone.
• the customer also has the ability to define a specific area in the rinse tank as an intensive rinsing zone, which is used by itself as a preferred place for heavily soiled items, such as pots.
• This setting can be saved in the app, especially until at a time when the customer changes such a setting again. Alternatively, such a setting can be queried anew at each start of the program sequence of the household dishwasher via the app.
• such an automatic function can influence all spray levels of the domestic dishwasher, even if only one spray device, for example a spray arm, is provided with a direct drive.
• all spray arms of the domestic dishwasher are directly controlled by means of a direct drive.
• the flushing sequence of the selected flushing program can preferably be influenced by the determination of the at least one intensive flushing zone before the program starts.
• the particular at least one intensive rinsing zone optimizes the rinsing sequence as a function of the loading of the rinsing container, determined by the optical sensor signal.
• the intensive rinsing zones can also be designed variably, either automatically, for example, by an app or the appliance control of the household dishwasher or by the customer depending on his user input on the app. Thus, individual areas in the washing compartment can be determined depending on the load as intensive rinsing zones.
• a camera is used as the optical sensor, where the optical sensor signal includes an image of the purge chamber.
• the image of the rinsing chamber then forms the basis for the determination of the at least one intensive rinsing zone.
• the method comprises the steps: Taking an image of the rinsing chamber through the camera of the external device,
• the at least one intensive rinsing zone is determined by the user by means of his user input to the external device, for example a mobile device.
• the application on the mobile device can advantageously assist the user in selecting and determining the intensive rinsing zones via graphical representations.
• the method comprises the steps:
• the at least one intensive rinsing zone is automatically determined by the application on the external device.
• no active interaction of the user or customer is required in the determination of the intensive rinsing zone or intensive rinsing zones.
• the method comprises the steps:
• control parameters preferably specific to the different rinse programs, stored on the external device and optionally adjusted depending on the currently recorded image.
• the control parameters and thus the operation of the domestic dishwasher can be optimized.
• the method comprises illuminating the rinsing chamber during the detection of the optical sensor signal by means of the optical sensor of the external device.
• a lighting device of the external device can be used.
• an illumination device in the domestic dishwasher which illuminates the rinsing chamber.
• This lighting device can in particular be designed as a narrow-band light source, such as a laser.
• the illumination device may be formed as a broadband light source, such as a light bulb and / or a flash unit.
• the method comprises detecting an optical sensor signal of the washware arranged in the washing chamber by means of the optical sensor.
• the optical sensor signal comprises an image of the rinsing chamber, wherein an image analysis of the acquired image is performed.
• an infrared sensor is used as the optical sensor.
• the spray device has at least one spray arm
• the drive device comprises a circulation pump for charging the at least one spray arm with rinsing liquid and / or an electric drive for actively driving the at least one spray arm.
• the electric drive has, for example, an electric motor with position detection.
• the external device is a mobile device of a user, wherein step b) is performed by an application (app) running on the user's mobile device.
• the at least one intensive rinsing zone is selected by the application as a function of at least one user input to the mobile device.
• a faulty occupancy of a washware in a washware receptacle of the wash chamber of the household dishwasher is determined as a function of the detected optical sensor signal by means of the application.
• the misregistration is determined as a function of the detected optical sensor signal.
• the user or customer can be informed of this misallocation.
• Such a misregistration exists, for example, if a washware, for example a frying pan, would block the rotation of a spray arm.
• the customer is informed immediately by means of the app in order to correct the error.
• the program start can be stopped until the customer has acknowledged the elimination of the error.
• the determined faulty occupancy is output to the user by means of the application (app) and an output device of the mobile device.
• the output device comprises in particular a display and / or a loudspeaker.
• a computer program product such as a computer program means may, for example, be used as a storage medium, such as e.g. Memory card, USB stick, CD-ROM, DVD, or even in the form of a downloadable file provided by a server in a network or delivered. This can be done, for example, in a wireless communication network by transmitting a corresponding file with the computer program product or the computer program means.
• a domestic dishwasher with a control device for carrying out a wash program from a number of wash programs for washing items arranged in a wash chamber, at least one spraying device for spraying the wash items with washing liquid and a drive device for driving the at least proposed a spraying device.
• the domestic dishwasher includes a receiving unit for receiving an optical sensor signal of the rinsing chamber from the external device detected by an optical sensor of an appliance external to the household dishwasher, a determining unit for determining at least one intensive rinse zone for intensively rinsing the in the rinsing chamber arranged Spülguts depending on the detected optical sensor signal, and a drive unit for driving the drive means such that the determined at least one intensive rinsing zone is formed by means of at least one spray device.
• Fig. 1 shows a schematic perspective view of an embodiment of a household dishwasher
• FIG. 2 shows a schematic side view of the embodiment of the household dishwasher according to FIG.
• FIG. 3 shows a schematic plan view of the washware receptacle of the household dishwasher according to FIG. 2; FIG. and
• FIG. 4 shows a schematic block diagram of an embodiment of a method for operating a domestic dishwasher.
• FIG. 1 shows a schematic perspective view of an embodiment of a domestic dishwasher 1. Further, FIG. 2 shows a schematic side view of the embodiment of the household dishwasher 1 according to FIG. 1.
• the household dishwasher 1 comprises a washing container 2, which is closed by a door 3, in particular waterproof.
• a sealing device may be provided between the door 3 and the washing container 2 (not shown).
• the washing container 2 is preferably cuboid.
• the rinsing container 2 can be arranged in a housing of the household dishwasher 1.
• the rinsing container 2 and the door 3 can form a rinsing chamber 4 for rinsing dishes 15.
• the door 3 is shown in Fig. 1 in its open position. By pivoting about a provided at a lower end of the door 3 pivot axis 5, the door 3 can be closed or opened. With the help of the door 3, a charging opening 6 of the washing container 2 can be closed or opened.
• the rinsing container 2 has a base 7, a ceiling 8 arranged opposite the base 7, a rear wall 9 arranged opposite the closed door 3, and two side walls 10, 11 arranged opposite one another.
• the bottom 7, the ceiling 8, the rear wall 9 and the side walls 10, 11 may for example be made of a stainless steel sheet. Alternatively, for example, the bottom 7 may be made of a plastic material.
• the domestic dishwasher 1 also has at least one Spülguta 12, 13, 14. Preferably, several, for example three, Spülgutan 12,
• each Spülgutation 12, 13, 14 may be provided, wherein the Spülguting 12 a lower Spülgutage or a lower basket, the Spülguting 13 an upper Spülgutage or an upper basket and the Spellergutage 14 may be a cutlery drawer.
• the items to be washed 12, 13, 14 are arranged one above the other in the washing container 2.
• Each Spülgutability 12, 13,14 is optional in the washing 2 out or out of this displaced.
• each Spülgutage 12, 13, 14 hineinschiebbar in an insertion direction E in the washing container 2 and opposite to the insertion direction E in an extension direction A from the washing compartment 2 pulled out.
• the domestic dishwasher 1 also has a control device 100, which is arranged on the door 3.
• the control device 100 is configured to execute a wash program from a number of wash programs for washing items 15 (see FIG. 2) arranged in the wash chamber 4.
• FIG. 2 shows only one washware receptacle 12 in the wash chamber 4, on which items 15, for example plates, are arranged.
• the washing chamber 4 for example, a Spülguter, two Spülgutern or three Spülgutern may have.
• the domestic dishwasher 1 has at least one spraying device 140, in the example of FIG. 2 a spray arm, for spraying the washware 15 with washing liquid and a drive device 160 for driving the at least one spraying device 140
• Drive device 160 may include, for example, an electric motor with a position detection.
• the household dishwasher 1 comprises a receiving unit 110, a determining unit 120 and a driving unit 130.
• the determination unit 120 and the drive unit 130 are integrated in the control device 100.
• the receiving unit 110 is set up to receive an optical sensor signal of the rinsing chamber 4 from the external device 200 detected by means of an optical sensor 210 (see FIG. 2) of a device 200 external to the household dishwasher 1 (see FIG. 2) receive.
• the external device 200 is, for example, a mobile device of the user, such as a smartphone with integrated camera. In this example, the integrated camera of the smartphone then forms the optical sensor 210.
• the optical sensor 210 of the mobile device 200 is configured, for example, to take an image of the items 15 to be washed arranged in the washing chamber 4 in a wide spectral range from a few micrometers to a few hundred nanometers.
• the determination unit 120 is set up to determine at least one intensive rinsing zone for intensive rinsing of the rinsing product 15 arranged in the rinsing chamber 4 as a function of the detected optical sensor signal.
• 3 shows, in a schematic representation, a plan view of the washware receptacle 12 of FIG. 2.
• FIG. 3 illustrates that the washware receptacle 12 is subdivided by way of example into four quadrants I-IV.
• the determination unit 120 may determine that the quadrant II is to form an intensive rinse zone, depending on the detected optical sensor signal.
• the control unit 130 is then configured to control the drive device 160 (see FIG. 2) such that the particular at least one intensive rinse zone, in the present example the quadrant II in the washware receptacle 12 of FIG at least one spraying device 140 is formed.
• the door 3, on which the control device 100 and the receiving unit 110 are arranged, is shown in the open position, so that the door 3 with the washing container 2 form the washing chamber 4.
• a lighting device 150 is arranged on the ceiling 8 of the Spülbe- container 2.
• the illumination device 156 is configured to illuminate the rinsing chamber 4 during the detection of the optical sensor signal by the optical sensor 210 of the mobile device 200. In this way, the detection of the image of the rinsing chamber 4 can be improved.
• the domestic dishwasher 1 comprises a control device 100, at least one spray device 140, for example a spray arm, for spraying
• the drive device 160 comprises, for example, a circulation pump for charging the at least one spray arm 140 with rinsing liquid and / or an electric drive for the active drive of the at least one Spray arm 140.
• the method of FIG. 4 comprises the steps S1, S2 and S3:
• step S1 an optical sensor signal of the rinsing chamber 4, for example an image, of the rinsing chamber 4 is detected by means of an optical sensor 210, for example a camera, from a device 2 external to the household dishwasher 1, for example a mobile device of the user.
• the flushing chamber 4 can preferably be illuminated by means of a lighting device 150.
• the items to be washed arranged in the rinsing chamber 4 are detected.
• step S2 at least one intensive rinse zone, for example the quadrant II of the washware receptacle in FIG. 3, is determined for intensive rinsing of the washware 15 arranged in the wash chamber 4 as a function of the detected optical sensor signal.
• the external device 200 is a mobile device such as a smartphone
• this step of determining may be performed by an application running on the smartphone 200.
• the at least one intensive rinsing zone for example quadrant II in FIG. 3, is selected by the application as a function of at least one user input to the mobile device 200, for example.
• the user can select intensive rinsing zone on an image displayed by the application on his smartphone.
• step S3 the drive device 160 is activated in such a way that the specific at least one intensive rinsing zone is formed by means of the at least one spray device 140.
• a misuse of items to be washed in the washware receptacle 12 of the wash chamber 4 can be determined.
• Such a determined misplacement can be output to the user by means of the application and an output device of the mobile device 200 to the user.

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• Washing And Drying Of Tableware (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=65433656

Family Applications (1)

Country Status (5)

Families Citing this family (7)

Family Cites Families (14)

• 2018
  • 2018-02-12 DE DE102018202092.2A patent/DE102018202092A1/de active Pending
• 2019
  • 2019-02-11 EP EP19705317.6A patent/EP3752038A1/de active Pending
  • 2019-02-11 US US16/960,929 patent/US20200337516A1/en not_active Abandoned
  • 2019-02-11 CN CN201980012857.6A patent/CN111712173A/zh active Pending
  • 2019-02-11 WO PCT/EP2019/053260 patent/WO2019155049A1/de unknown

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