EP3539440B1 - System zur reinigung eines abflussrohres einer waschvorrichtung - Google Patents

System zur reinigung eines abflussrohres einer waschvorrichtung Download PDF

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Publication number
EP3539440B1
EP3539440B1 EP18161972.7A EP18161972A EP3539440B1 EP 3539440 B1 EP3539440 B1 EP 3539440B1 EP 18161972 A EP18161972 A EP 18161972A EP 3539440 B1 EP3539440 B1 EP 3539440B1
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EP
European Patent Office
Prior art keywords
drain pipe
sharp
hood
pipe
wire
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP18161972.7A
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English (en)
French (fr)
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EP3539440A1 (de
Inventor
Yusuf AK
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vestel Elektronik Sanayi ve Ticaret AS
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Vestel Elektronik Sanayi ve Ticaret AS
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Priority to EP18161972.7A priority Critical patent/EP3539440B1/de
Publication of EP3539440A1 publication Critical patent/EP3539440A1/de
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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
    • A47L15/0049—Detection or prevention of malfunction, including accident prevention
    • 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
    • A47L15/0057—Cleaning of machines parts, e.g. removal of deposits like lime scale or proteins from piping or tub
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/36—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables without essentially involving the use of a core or former internal to a stored package of material, e.g. with stored material housed within casing or container, or intermittently engaging a plurality of supports as in sinuous or serpentine fashion
    • B65H75/362—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables without essentially involving the use of a core or former internal to a stored package of material, e.g. with stored material housed within casing or container, or intermittently engaging a plurality of supports as in sinuous or serpentine fashion with stored material housed within a casing or container
    • B65H75/364—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables without essentially involving the use of a core or former internal to a stored package of material, e.g. with stored material housed within casing or container, or intermittently engaging a plurality of supports as in sinuous or serpentine fashion with stored material housed within a casing or container the stored material being coiled
    • 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
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/43—Control of cleaning or disinfection of washing machine parts, e.g. of tubs
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C1/30—Devices to facilitate removing of obstructions in waste-pipes or sinks
    • E03C1/302—Devices to facilitate removing of obstructions in waste-pipes or sinks using devices moved through the pipes
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
    • E03F9/002—Cleaning sewer pipes by mechanical means
    • E03F9/005—Apparatus for simultaneously pushing and rotating a cleaning device carried by the leading end of a cable or an assembly of rods
    • 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
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14—Arrangements for detecting or measuring specific parameters
    • D06F34/20—Parameters relating to constructional components, e.g. door sensors

Definitions

  • This invention refers to a dishwasher according to claim 1.
  • the drain pipes of the dishwashers have a common problem of being clogged because of food residues left out on dishes which are placed inside dishwasher. These food residues further move into the drain pipes during the washing operations and tend to clog them. In these situations, the machine cannot drain dirty water to drain outlet. Dirty water and residues are collected inside machine or high pressure occurs inside the drain pipe.
  • German Patent Publication DE102015212654 discloses a domestic appliance with a pump for conveying a fluid, wherein the pump comprises a pump housing with a fluid flow through the flow channel, a rotor which is disposed in the flow channel of the pump housing, and arranged on the pump housing cutting device for comminuting the solids contained in the fluid, wherein the cutting device is immovably disposed in the flow channel through which the fluid can flow.
  • Document US9683356B1 discloses an auger type device for unclogging a clogged plumbing system.
  • the device includes a housing defining an inner cavity and having a side wall, an end wall, an opening, a rotatable shaft, and a handle.
  • the opening provides a passageway for the wire in an extended condition.
  • the housing has a multi-functional adaptor structured on the outside of the housing.
  • the adaptor adapts the device to engage a plumbing system, wherein a unified plumbing cleaning system is created.
  • the adaptor adapts the device to an introducer cap wherein the nozzle-shaped protrusion of the cap directs the wire of the device into the drain.
  • the multi-functional adaptor is sized and shaped to engage a normal plumbing system and the introducer cap.
  • Document US5740830A discloses a method and apparatus for testing a plumbing system.
  • the drain pipe leading from the plumbing system in a building to the city sewer main or main sewer line is positively sealed off by a test cap welded in the pipe at the location of the clean-out. Access to the test cap is maintained through the clean-out. Pressurizing the rough-in plumbing to test the same can then proceed knowing that if any leaks occur, they are in the branch plumbing on the building side of the test cap, and not at or in the test cap.
  • the top-out plumbing job is completed, leaving the test cap welded in the clean-out or drain pipe.
  • the second test of the plumbing system is made, again knowing that if the system shows any leaks, they are the result of a failure in the plumbing work and not a failure of the test cap.
  • a special tool or apparatus in accordance with the present invention is inserted down the clean-out to penetrate and ream-out the test cap, so that the drain pipe is opened and provides a passageway through which the waste can flow to the sewer line.
  • Document US6187105B1 discloses a method for cleaning a conduit including a downpipe by removing deposits from a removal area in the downpipe.
  • the method comprises the steps of introducing a milling cutter into the conduit below the removal area and rotatingly driving the milling cutter by a flexible shaft, feeding the rotating milling cutter through the conduit including the removal area in the downpipe by drawing the milling cutter in an upward direction above the removal area, removing the deposits with the rotating milling cutter, permitting flushing water to flow into the conduit from above the removal area for carrying away the removed deposits, and injecting flushing water into the conduit under pressure below the removal area in an outflow direction.
  • Document DE1503737 discloses a dishwashing machine which has on its manifold an evacuation pipe serving to evacuate the washing water, the discharge pipe has a curved section serving as a siphon and passing above the maximum level of liquid in the washing chamber, a device being provided for exerting a pressure of liquid under pressure in the pipe to cause siphoning, which avoids the insertion of a pump.
  • the document is silent with respect to unclogging.
  • Document GB2300242B discloses a method of cleaning deposits from the inside of a pipe, comprising flushing a liquid through the pipe, and locally increasing the liquid flow rate adjacent the pipe wall for removing the deposits.
  • European Patent Publication EP1256308 discloses a dishwashing machine which comprises a built-in garbage shredder that has a rotor adapted to selectively rotate in the two opposite directions as driven by a bi-directional electric motor, which is controlled by sensors adapted to cause the rotor to reverse the direction of rotation thereof when the resisting torque applied to the same rotor is detected to exceed a pre-determined threshold value.
  • the object of the present invention is to provide a mechanism for unclogging a drain pipe of a dishwasher in an efficient manner.
  • This embodiment is helpful, as it provides for a mechanism to shred the clogging material by the movement of the sharp hood inside the drain pipe.
  • the system comprises the auxiliary pipe extending from a part of the drain pipe such that the sharp hood is adapted to be reducible and housed in the auxiliary pipe when the sharp hood is not operating onto the clogging material inside the drain pipe.
  • This embodiment is beneficial as it provides a mechanism to keep the drain pipe unobstructed whenever the drain pipe is clear without any obstruction, and no shredding of the clogging material is required.
  • the auxiliary pipe extends from the drain pipe in a tilting fashion.
  • This embodiment is helpful, as it helps in easy placement of the sharp hood into the drain flow whenever it is required during unclogging operation.
  • the dishwasher comprises a wire attached to the sharp hood at one end and anchored out of the drain pipe or the auxiliary pipe at another end and adapted to facilitate movement of the sharp hood in the drain pipe.
  • This embodiment is helpful, as it facilitates movement of the sharp hood in a guided and controlled fashion with the support of the wire.
  • the system comprises a rotatable disc anchoring the wire, and adapted to wind and unwind the wire for facilitating movement of the sharp hood inside the drain pipe.
  • This embodiment is helpful, as it further facilitates for controlled movement of the sharpened hood.
  • the rotatable disc is physically coupled to the auxiliary pipe, such that the wire extends from the disc into the auxiliary pipe, and further extendable into the drain pipe from the auxiliary pipe.
  • This embodiment is helpful, as it facilitates the guided and controlled movement of the sharpened hood from and into the auxiliary tube.
  • the system comprises a motor functionally coupled to the wire for moving the wire for facilitating the movement of the sharp hood inside the drain pipe.
  • This embodiment is beneficial, as it provides a machine provided movement of the sharp hood, which requires minimal human efforts.
  • the system comprises a sensor unit functionally coupled to the drain pipe and adapted to generate a sensing data related to presence of the clogging material inside the drain pipe.
  • This embodiment is beneficial, as it provides a mechanism to identify clogging of the drain pipe.
  • the sensor unit comprises an ultrasonic generator adapted to generate an ultrasonic sound wave and to direct the ultrasound sound wave towards the drain pipe, and an ultrasonic receiver adapted to receive the ultrasound sound waves after being reflected, and to generate the sensing data based on the reflected ultrasound wave.
  • This embodiment is beneficial, as it provides for an efficient and easily implementable sensing unit.
  • the system comprises a microcontroller adapted to receive the sensing data from the sensing unit, and adapted to process the sensing data, and to determine the presence of the clogging material inside the drain pipe.
  • This embodiment is beneficial, as it provides for an automated mechanism for determining clogging of the drain pipe.
  • the microcontroller is adapted to process the sensing data by comparing the sensing data with a reference value, and to determine presence of the clogging material inside the drain pipe.
  • This embodiment is beneficial, as it provides an efficient and accurate mechanism for determining clogging of the drain pipe. Comparing with reference values helps in providing accuracy in determination of presence of the clogging material.
  • the microcontroller is adapted to process the sensing data and adapted to determine a length of the drain pipe where the clogging material is clogging inside the drain pipe.
  • This embodiment is beneficial, as it provides an identification of the length where the clogging operation is required. Hence, the sharp hood can be moved to the location of the determined length for performing unclogging operation. This helps in accurate movement of the sharp hood inside the drain pipe.
  • the microcontroller is adapted to generate a trigger based on determination of the presence of the clogging material inside the drain pipe, the system comprising a controller adapted to receive the trigger from the microcontroller and adapted to control the motor based on the trigger.
  • This embodiment is beneficial, as it provides for automatic functioning of the system without much human intervention, where sensing of clogging material, and operating on the clogging material both is automated.
  • the sharp hood is having trapezoid shape.
  • This embodiment is beneficial, as it facilitates in faster and easier movement of the sharp hood inside the drain pipe.
  • Fig. 1 illustrates a schematic diagram of a system for unclogging a drain pipe of a washing apparatus, according to an embodiment of the invention.
  • the present invention focuses on unclogging of a drain pipe inside a dishwasher, n particular a drain pipe of a dishwasher or connected to a diswasher. While carrying out washing of goods, whether, utensils, plates, clothes or any other goods, a good amount of dirt is drained out of the washing apparatus. Many times, such dirt includes solid particles which do not fully gets dissolved in washing liquids, or water, on completion of a washing operation inside the washing apparatus. These solid particles, or clogging material clogs the drain pipe, which results in increasing pressure inside the drain pipe and blocking of the drain pipe. In the current invention, a sharp hood is used, which passes through the drain pipe to cut across through the clogging material, and thus allowing the clogging material to flow through the drain pipe, and further unclogging the drain pipe.
  • Fig. 1 shows a system 1 for unclogging a drain pipe 2 of a washing apparatus.
  • the figure shows a part of the drain pipe 2 in whose conjunction the system 1 is placed and functions.
  • the system 1 includes a sharp hood 3 which has sharp edges 4. This sharp hood 3 moves through the drain pipe 2, so that it cuts through a clogging material clogging the drain pipe 2.
  • the sharp hood 3 is housed at least partly inside an auxiliary pipe 5 when the sharp hood is not performing the unclogging operation by moving inside the auxiliary pipe 5.
  • the auxiliary pipe 5 extends from the drain pipe 2 in a tilting fashion. This tilting fashion extension of the auxiliary pipe 5 provides an easy introduction of the sharp hood 3 inside the drain flow into the drain pipe 2, whenever the unclogging operation has to begin.
  • the auxiliary pipe 5 is not required, however, the sharp hood 3 can be kept exposed to the drain flow at one of the sides of the drain pipe 2.
  • a housing can be provided within the drain pipe 2 along with one of the sides of the drain pipe 2. However, through these embodiments, there may be an obstruction in drain flow.
  • the auxiliary pipe 5 can be extending perpendicular to the drain pipe 2.
  • introduction of the sharp hood 3 in the drain flow may not be that smooth, with respect to the scenario, when the auxiliary pipe 5 extends in tilting fashion from the drain pipe.
  • the system 1 also includes a wire 6, which is attached to the sharp hood 3 at one of its ends 7, and to the auxiliary pipe 5 at its other end 8. Through the movement of wire 6 inside the drain pipe 2, it facilitates movement of the sharp hood 3 to the inside the drain pipe 2, and also into and out of the auxiliary pipe 5.
  • the wire 6 is not provided, however, other mechanisms for movement for the sharp hood 3 can be used, like magnetism.
  • a pair of magnetic attracting material shall be placed in the sharp hood 3, and at the side of the drain pipe 2 or outside the drain pipe 2. Once the magnetic material at the side of drain pipe 2, or outside the drain pipe 2 is moved, the sharp hood 3 shall accordingly be moved.
  • the system 1 can also include a rotatable disc 9 onto which the wire 6 winds or unwinds.
  • the ending and unwinding of wire moves the wire 6 into and out of the drain pipe 2, which further facilitates movement of the sharp hood 6 inside the drain pipe 2, as one end of the wire 6 is fixed to the sharp hood 3.
  • the rotatable disc 9 is not required, and just the wire 6 can be laterally moved into and out of the drain pipe, without winding and unwinding.
  • the rotatable disc 9 is physically coupled to the auxiliary pipe 5, such that the wire 6 is extendable into the drain pipe 2 through the auxiliary pipe 5. This helps in bringing the sharp hood 3 into and out of the auxiliary pipe 5, so that the sharp hood 3 can be housed into the auxiliary pipe 5, when the sharp hood 3 is not performing unclogging operation within the drain pipe 2.
  • the rotatable disc 9 can be physically coupled to the drain pipe 2 directly, specifically in the scenario when the auxiliary pipe 5 is not provided, or the auxiliary pipe 5 is housed within the drain pipe 2.
  • the system 1 preferably includes a motor 10, which is coupled to the rotatable disc 9 for rotating the disc 9, so that wire 6 can wind or unwind.
  • the motor 10 is not provided, and winding or unwinding of the wired can be manually handled.
  • the motor 10 can facilitate in lateral movement of the wire 6 into and out of the drain pipe 2.
  • the system can further include a sensor unit 11 which is made up of an ultrasonic generator 13 and an ultrasonic receiver 14.
  • the ultrasonic generator 13 generates an ultrasonic sound wave which is directed towards the drain pipe 2. When the ultrasound sound waves are reflected back, its values shall be different with respect to presence and absence of the clogging material.
  • the ultrasound receiver 14 receives the ultrasound sound waves after being reflected and generates a sensing data 12.
  • the sensing unit 11 is not required, however, a user when identifies by himself, due to improper functioning of the washing apparatus, may facilitate through human intervention movement of the sharp hood 3.
  • the sensing unit 11 need not be based on ultrasonic, however, it can be based on optics, use of piezo, or any other mechanisms.
  • the system 1 can further include a microcontroller 15, which receives the sensing data 12 from the sensing unit 11 and processes the sensing data 12. Based on the processing, the microcontroller 15 determines the presence of the clogging material inside the drain pipe 2. In one embodiment, the microcontroller 15 is not provided, and there is no automatic mechanism provided for automating of unclogging of the drain pipe 2 based on identification of the clogging material in the drain pipe 2. In such scenario, the sensing data 12 may be displayed onto a display provided on the washing apparatus or provided as part of the system 1, and the user take cognizance of such displayed sensing data 12 to further take action for triggering the unclogging operation carried out by the sharp hood 3.
  • the microcontroller 15 processes the sensing data 12 by comparing the sensing data 12 with a reference value 16 and determines presence of the clogging material inside the drain pipe 2.
  • the reference value 16 can be stored inside a memory provided as part of the system 1 and can be fetched by the microcontroller 15 while processing the sensing data 12.
  • the system 1 may be provided by an input mechanism where a user can itself provide the reference value 16 while the microcontroller 15 is processing the sensing data 12.
  • the reference value 16 can also be fetched by the microcontroller 15 from a table storing multiple reference values 16 with respect to various parameters, like types of cleaning operations, types of cleaning devices, diameter of drain pipe, etc.
  • the reference value 16 can be soft coded and can be changed by the user as per his requirements from time to time.
  • the microcontroller 15 does not need to fetch a reference value 16 for comparing with the sensing data 12, however, the microcontroller 15 can be programmed to decide based on the sensing data 12, whether there shall be clogging material or not in the drain pipe 2.
  • the microcontroller 15 processes the sensing data 12 and further determines the length 17 of the drain pipe 2 where the clogging material is clogging the drain pipe 2. This enables a user to move the sharp hood 3 to the specific length or location of the drain pipe 2 where the clogging has occurred. This brings efficiency in the clogging operation.
  • the length 17 of the drain pipe 2 where clogging has occurred is not determined by the microcontroller 15, and it just determines the presence of the clogging material. In such scenario, the user has to use his own judgement to move the sharp hood 3.
  • the microcontroller 15 generates a trigger 18, if the microcontroller 15 determines presence of the clogging material inside the drain pipe 2.
  • the microcontroller 15 is further functionally coupled to a controller 19 and sends the trigger 18 to the controller 19.
  • the controller 19 is further functionally coupled to the motor 10.
  • the controller 19 receives the trigger 18, it triggers the motor 10 to rotate in either of the directions, for either winding the wire 6 or unwinding the wire 6.
  • the sharp hood 3 can be moved to and from the inside of the drain pipe so that the sharp hood 3 can cut through the clogging material multiple times, so to break down the clogging material in smallest possible form, to allow a regular drain flow.
  • the trigger 18 When the clogging material breaks off and moves out of the drain pipe, the trigger 18 shall be released to the controller 19, such that it rotates the rotatable disc 9 to wind the wire completely, so that the sharp hood 3 can be brought back into the auxiliary pipe 5 for housing.
  • the microcontroller 15 does not need to generate the trigger 18, and the controller 19 is not provided. In such scenario, the microcontroller 15 just determines the presence of the clogging material, and the human intervention is required from the user, to start the unclogging operation.
  • the trigger 18 may also be related to moving the sharp hood 3 only to a particular length 17 where the clogging material is present and clogging the drain pipe 3.
  • the sharp hood 3 preferably is in a trapezoid shape, which substantially helps while moving the sharp hood 3 at least in one direction. As shown in figure 1 , the edges of two surface, one that is attached to the wire 6, and the surface opposite to it, both of them have sharp edges. In one embodiment, only one of the surfaces can have sharp edges.
  • the sharp hood 3 can be of any other shape, like rectangular, with any one or more edges as sharpened.
  • the system 1 has a particular utility in any kind of washing apparatus, like washing machine for clothes, dish washer, etc., which can wash any kinds of goods, and is provided with drain pipes, and in whom generally washing operations are performed using fluids.
  • the present invention provides a dishwasher with a system 1 for unclogging a drain pipe 2 of a washing apparatus which enables washing of goods inside the washing apparatus.
  • the system 1 includes a sharp hood 3 having at least one of the edges 4 sharpened.
  • the sharp hood 3 moves along the drain pipe 2, inside the drain pipe 2 so as to shred a clogging material clogging the drain pipe 2.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Textile Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Sink And Installation For Waste Water (AREA)
  • Washing And Drying Of Tableware (AREA)

Claims (12)

  1. Geschirrspülmaschine mit einem Abflussrohr (2) und optional einem Hilfsrohr (5), wobei die Geschirrspülmaschine ferner ein System (1) zum Freimachen des Abflussrohrs (2) der Geschirrspülmaschine umfasst, das das Waschen von Gütern innerhalb der Geschirrspülmaschine ermöglicht, wobei das System (1) umfasst:
    - eine scharfe Haube (3), bei der mindestens einer der Ränder (4) geschärft ist, dadurch gekennzeichnet, dass die scharfe Haube (3) geeignet ist, sich entlang des Abflussrohrs (2) und innerhalb des Abflussrohrs (2) zu bewegen, um ein das Abflussrohr (2) verstopfendes Material zu zerkleinern
    - einen Draht (6), der an einem Ende (7) an der scharfen Haube (3) befestigt ist und an einem anderen Ende (8) außerhalb des Abflussrohrs (2) oder des Hilfsrohrs (5) verankert ist, und der geeignet ist, die Bewegung der scharfen Haube (3) in dem Abflussrohr (2) zu erleichtern
    und
    - einen Motor (10), der funktionell mit dem Draht (6) gekoppelt ist, um den Draht (6) zu bewegen, um die Bewegung der scharfen Haube (3) innerhalb des Abflussrohrs (2) zu erleichtern.
  2. Geschirrspülmaschine nach Anspruch 1, umfassend:
    - das Hilfsrohr (5), das sich von einem Teil des Abflussrohrs (2) aus erstreckt, so dass die scharfe Haube (3) in dem Hilfsrohr (5) untergebracht werden kann, wenn die scharfe Haube (3) nicht auf das Verstopfungsmaterial innerhalb des Abflussrohrs (2) wirkt.
  3. Geschirrspülmaschine nach Anspruch 2, wobei sich das Hilfsrohr (5) von dem Ablaufrohr (2) kippend erstreckt.
  4. Geschirrspülmaschine nach Anspruch 1, ferner umfassend:
    - eine drehbare Scheibe (9), die den Draht (6) verankert und den Draht (6) auf- und abwickeln kann, um die Bewegung der scharfen Haube (3) innerhalb des Ablaufrohrs (2) zu erleichtern.
  5. Geschirrspülmaschine nach Anspruch 4, wobei die drehbare Scheibe (9) physisch mit dem Hilfsrohr (5) gekoppelt ist, so dass sich der Draht (6) von der drehbaren Scheibe (9) in das Hilfsrohr (5) erstreckt und vom Hilfsrohr (5) weiter in das Abflussrohr (2) ausziehbar ist.
  6. Geschirrspülmaschine nach einem der Ansprüche 1 bis 5, umfassend:
    - eine Sensoreinheit (11), die funktionell mit dem Abflussrohr (2) gekoppelt ist und geeignet ist, Sensordaten (12) zu erzeugen, die sich auf das Vorhandensein von Verstopfungsmaterial im Abflussrohr (2) beziehen.
  7. Geschirrspülmaschine nach Anspruch 6, wobei die Sensoreinheit umfasst:
    - einen Ultraschallgenerator (13), der geeignet ist, eine Ultraschallwelle zu erzeugen und die Ultraschallwelle auf das Abflussrohr (2) zu richten, und
    - einen Ultraschallempfänger (14), der geeignet ist, die Ultraschallwellen zu empfangen, nachdem sie reflektiert wurden, und die Sensordaten (12) auf der Grundlage der reflektierten Ultraschallwelle zu erzeugen.
  8. Geschirrspülmaschine nach einem der Ansprüche 6 oder 7, umfassend:
    - einen Mikrocontroller (15), der so beschaffen ist, dass er die Sensordaten (12) von der Sensoreinheit (11) empfängt und so beschaffen ist, dass er die Sensordaten (12) verarbeitet und das Vorhandensein des Verstopfungsmaterials im Ablaufrohr (2) bestimmt.
  9. Geschirrspülmaschine nach Anspruch 8, wobei der Mikrocontroller (15) dazu eingerichtet ist, die Sensordaten (12) zu verarbeiten, indem er die Sensordaten (12) mit einem Referenzwert (16) vergleicht, und das Vorhandensein des Verstopfungsmaterials im Inneren des Abflussrohrs (2) zu bestimmen.
  10. Geschirrspülmaschine nach einem der Ansprüche 8 oder 9, wobei der Mikrocontroller (15) die Sensordaten (12) verarbeitet und eine Länge (17) des Abflussrohrs (2) bestimmt, in der sich das Verstopfungsmaterial im Inneren des Abflussrohrs (2) festgesetzt hat.
  11. Geschirrspülmaschine nach einem der Ansprüche 8 bis 10, wobei der Mikrocontroller (15) so ausgelegt ist, dass er einen Auslöser (18) auf der Grundlage der Bestimmung des Vorhandenseins des Verstopfungsmaterials im Inneren des Abflussrohrs (2) erzeugt, wobei das System (1) umfasst:
    - eine Steuereinheit (19), die den Auslöser (18) vom Mikrocontroller (15) empfangen kann und den Motor (10) auf der Grundlage des Auslösers (18) steuern kann.
  12. Geschirrspülmaschine nach einem der Ansprüche 1 bis 11, wobei die scharfe Haube (3) eine Trapezform aufweist.
EP18161972.7A 2018-03-15 2018-03-15 System zur reinigung eines abflussrohres einer waschvorrichtung Active EP3539440B1 (de)

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Publication number Priority date Publication date Assignee Title
CN112229260A (zh) * 2020-09-23 2021-01-15 江苏师范大学 一种暖气管疏通装置
CN112982589A (zh) * 2021-02-03 2021-06-18 南京安居防护科技有限公司 一种无线智能监测设备管理系统

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DE1503737A1 (de) * 1965-09-01 1969-04-03 Bosch Hausgeraete Gmbh Geschirrspuelmaschine
GB2300242A (en) * 1995-04-28 1996-10-30 Wrc Plc Pipe cleaning method and device

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JPH10179981A (ja) * 1996-12-26 1998-07-07 Sharp Corp 洗濯機
US5740830A (en) * 1996-12-30 1998-04-21 Mankins John M Testing of plumbing installations
AT405308B (de) * 1997-04-16 1999-07-26 Matlschweiger Peter Verfahren und vorrichtung zum reinigen einer rohrleitung mit fallstrang
AUPR335201A0 (en) * 2001-02-26 2001-03-22 Enter Global Ltd Apparatus for cleaning a conduit interior and method therefor
ITPN20010034A1 (it) 2001-05-08 2002-11-08 Electrolux Zanussi Elettrodome Lavastoviglie con tritarifiuti
DE102004030013A1 (de) * 2004-06-22 2006-01-12 Premark Feg L.L.C. (N.D.Ges.D. Staates Delaware), Wilmington Geschirrspülmaschine und Betriebsverfahren für eine Geschirrspülmaschine
KR101481508B1 (ko) * 2007-06-13 2015-01-13 엘지전자 주식회사 세탁장치 및 그 제어방법
DE102015212654B4 (de) 2015-07-07 2021-10-21 BSH Hausgeräte GmbH Haushaltsgerät
US9683356B1 (en) * 2016-05-19 2017-06-20 Leslie Sau Selius Auger arrangement for unclogging pipes

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US3268937A (en) * 1964-06-01 1966-08-30 Burton J Bollinger Power driven plumber snake
DE1503737A1 (de) * 1965-09-01 1969-04-03 Bosch Hausgeraete Gmbh Geschirrspuelmaschine
GB2300242A (en) * 1995-04-28 1996-10-30 Wrc Plc Pipe cleaning method and device

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