EP3026166B1 - Appareil de drainage circulant et appareil ménager - Google Patents

Appareil de drainage circulant et appareil ménager Download PDF

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Publication number
EP3026166B1
EP3026166B1 EP15196023.4A EP15196023A EP3026166B1 EP 3026166 B1 EP3026166 B1 EP 3026166B1 EP 15196023 A EP15196023 A EP 15196023A EP 3026166 B1 EP3026166 B1 EP 3026166B1
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EP
European Patent Office
Prior art keywords
chamber
filter
water
outlet
separating wall
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.)
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Application number
EP15196023.4A
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German (de)
English (en)
Other versions
EP3026166A1 (fr
Inventor
Horst Eisert
Zhengwei Li
Lingli Wang
Chengtao Yang
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Hausgeraete GmbH
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.)
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Publication date
Application filed by BSH Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Priority to PL15196023T priority Critical patent/PL3026166T3/pl
Publication of EP3026166A1 publication Critical patent/EP3026166A1/fr
Application granted granted Critical
Publication of EP3026166B1 publication Critical patent/EP3026166B1/fr
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    • 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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • 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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/10—Filtering arrangements

Definitions

  • the present invention relates to a household appliance that drives water to run, and in particular, to a circulating drainage apparatus in a washing machine or a dish-washing machine.
  • the International patent application publication WO 2014/089651 A1 discloses a device for unidirectionally retaining solids intended for fluids, a flow line system for laundry machines, and a method in a flow line system of a laundry machine.
  • United States patent 3,727,435 discloses a self-cleaning lint filter for a domestic clothes washer.
  • Document DE 11 91 781 B discloses a laundry machine.
  • Patent application publication DE 100 46 349 discloses a domestic appliance.
  • washing machines all adopt an upper draining method. Water in a barrel is discharged from the machine by using a drain pump and a drain pipe.
  • a bottom of an outer barrel is provided with a circulating water pump, configured to suck water at the bottom of the outer barrel during washing of the washing machine back to an inner barrel.
  • a drain pump and a circulating water pump are also combined together to form an independent pump having functions of draining water and circulating water.
  • details can be referred to the Chinese Utility Model Patent with authorization publication number of CN202559120U .
  • the dual-functional pump is further provided with a filter, configured to filter foreign substances from a water stream. The functions of circulating water and draining water of the pump may be influenced when the foreign substances are accumulated to a certain degree in the filter, a user must clean the filter manually, and otherwise performance of the whole washing machine is influenced.
  • An objective of the present invention lies in providing a pump device integrated with functions of circulating water and draining water.
  • the pump device can simultaneously have functions of filtering foreign substances and cleaning foreign substances by the device.
  • the present invention provides a circulating drainage apparatus according to claim 1.
  • the filter chamber is separated into two independent spaces, respectively the first chamber and the second chamber.
  • the drain pump chamber is in communication with the first chamber via the first outlet
  • the circulation pump chamber is in communication with the second chamber via the second outlet.
  • an external water stream washes the filtering wall to carry the foreign substances into the drain pump chamber, so as to discharge the same from the washing machine, thereby implementing the function of automatically cleaning the separating wall. In this way, the user does not need to clean the filtered foreign substances in the circulating drainage apparatus manually.
  • the filter pores of the separating wall are configured to filter out foreign substances from a water stream that flows into the second chamber from the first chamber.
  • the separating wall winds to form a hollow column structure in the filter chamber, where the first chamber is formed in the column structure; and the column structure is provided with a water inlet in communication with the water flow inlet of the filter chamber and a water outlet in communication with the first outlet of the filter chamber.
  • the water stream flowing in from the outside passes through the water inlet first enters the first chamber formed in the column structure and then may enter the drain pump chamber via the water outlet in communication with the first outlet of the filter chamber, or enter the second chamber via the filter pore on an outer wall of the column structure.
  • the water inlet is provided on a side wall of the column structure and the water outlet is provided on the column structure at an end close to the drain pump chamber.
  • the separating wall is a separator structure, and the first chamber and the second chamber are formed by the separator structure and a wall of the filter chamber, separately.
  • the separating wall presenting the separator structure, is disposed in the filter chamber and separates the filter chamber into two parts, namely, the separator structure and a part of the wall of the filter chamber form the first chamber, and the separator structure and the other part of the wall of the filter chamber form the second chamber.
  • the water stream flowing in from the outside enters the first chamber and then must pass through the filter pores on the separator structure before entering the second chamber.
  • the separator structure is configured to separate the circulation pump chamber from the drain pump chamber.
  • a filter having the separating wall is detachably disposed in the filter chamber of the shell.
  • the present invention further provides a household appliance that drives water to move, for example, a washing machine or a dish-washing machine, characterized in that, the household appliance includes the circulating drainage apparatus according to any one of the preceding descriptions.
  • the present invention is described in detail by implementing the household appliance that drives water to move as a washing machine as an optimal embodiment. However, this does not indicate that the scope of protection of the present invention is limited to washing machines only.
  • 100-washing machine 101-circulating drainage apparatus; 111-outer barrel; 112-inner barrel; 113-drive motor; 114-heating tube; 115-sealing device; 116-wall; 117-mounting hole; 118-controller; 119-drain pipe; 1-shell; 2-filter; 21-water flow inlet; 22-first outlet; 23-second outlet; 24-first chamber; 25-second chamber; 3-circulation pump chamber; 31-circulating water outlet; 4-drain pump chamber; 41-drain outlet; 5-circulation drive motor; 6-drain drive motor; 7-filter; 71-separating wall; 711-reinforcing rib; 712-filter gauze; 72-water inlet; and 73-water outlet.
  • a washing machine 100 is provided with an outer barrel 111 for containing water.
  • An inner barrel 112 is disposed in the outer barrel 111.
  • the inner barrel 112 may rotate under drive of a drive motor 113, so as to clean clothes received therein.
  • a bottom of the outer barrel 111 is provided with a heating tube 114.
  • the heating tube 114 passes through a sealing device 115 that is made of an elastic material and is disposed in a mounting hole 117 formed on a wall 116 of the outer barrel 111 for containing water via the sealing device 115.
  • the heating tube 114 is electrically connected to the controller 118 and controlled by the controller 118.
  • a circulating drainage apparatus 101 connected to the outer barrel 111 is disposed below the outer barrel 111, and is configured to filter washing water in the washing machine and discharge the washing water from the washing machine to the outside via a drain pipe 119 connected to the circulating drainage apparatus 101.
  • the circulating drainage apparatus 101 is further configured to suck water at the bottom of the outer barrel 111 that is filtered in the washing process of the washing machine 100 back to the inner barrel 112 via a circulating pipe (not shown).
  • the circulating drainage apparatus 101 includes a shell 1 that is provided with a filter chamber 2, a circulation pump chamber 3, and a drain pump chamber 4; a circulation drive motor 5 for providing water pumping power for a process of circulating water is connected to the circulation pump chamber 3; a drain drive motor 6 for providing water draining power for a process of draining water is connected to the drain pump chamber 4; and a filter 7 configured to filter out foreign substances from a water stream is detachably disposed in the filter chamber 2.
  • the filter chamber 2 is provided with a water flow inlet 21 for guiding the water stream to flow in.
  • the circulation pump chamber 3 is provided with a circulating water outlet 31 for the circulating water to flow out.
  • the drain pump chamber 4 is provided with a drain outlet 41 for guiding the water stream to be discharged from the washing machine to the outside.
  • the washing machine 100 controls the circulation drive motor 5 to operate.
  • the washing water at the bottom of the outer barrel 111 is guided in from the water flow inlet 21 and filtered by the filter 7 in the filter chamber 2, then enters the circulation pump chamber 3, and then again sucked back to the inner barrel 112 via the circulating water outlet 31 under drive of the circulation drive motor 5 for participating in the washing process.
  • the washing machine 100 ends a washing process and needs to drain the washing water, the washing machine 100 controls the drain drive motor 6 to operate.
  • the washing water at the bottom of the outer barrel 111 is guided into the filter chamber 2 from the water flow inlet 21, then directly flows into the drain pump chamber 4, and is discharged from the washing machine 100 to the outside via the drain outlet 41 under drive of the drain drive motor 6.
  • the same circulating drainage apparatus 101 can separately implement the functions of discharging water and circulating water under different control of the washing machine 100.
  • the filter 7 disposed in the filter chamber 2 includes a separating wall 71 that extends into the filter chamber 2.
  • the separating wall 71 is majorly composed of a plurality of reinforcing ribs 711 and a filter gauze 712 connected among the respective reinforcing ribs 711.
  • the filter gauze 712 is provided with a plurality of filter pores (not shown) for filtering foreign substances in a water stream.
  • the separating wall 71 is constructed into a hollow column structure.
  • a side wall of the column structure is provided with a water inlet 72 for the water stream to flow into an interior of the hollow column structure, and an end portion of the column structure is provided with a water outlet 73 for the water stream to flow out from the hollow column structure.
  • the filter chamber 2 is further provided with a first outlet 22 and a second outlet 23.
  • the water inlet 72 of the filter 7 is in communication with the water flow inlet 21 of the filter chamber 2 and the water outlet 73 of the filter 7 is in communication with the first outlet 22 of the filter chamber 2.
  • the column-structured separating wall 71 of the filter 7 separates a space in the filter chamber 2 into a first chamber 24 that connects the water flow inlet 21 and the first outlet 22 and a second chamber 25 connected to the second outlet 23.
  • the first chamber 24 is formed in the space inside the hollow column-structured separating wall 71, and the second chamber 25 is formed in an outer space around the first chamber 24.
  • the first chamber 24 is in fluid communication with the second chamber 25 via the filter pores on the filter gauze 712.
  • the washing machine 100 controls the circulation drive motor 5 to operate and the drain drive motor 6 not to operate.
  • the washing water at the bottom of the outer barrel 111 of the washing machine enters the first chamber 24 via the water flow inlet 21 of the filter chamber and the water inlet 72 of the filter, then passes through the column-structured separating wall 71, and enters the second chamber 25.
  • foreign substances in the washing water are filtered out by the filter gauze 712 on the separating wall 71 and are attached to the separating wall 71 or retained in the first chamber 24.
  • the washing water again enters the circulation pump chamber 3 via the second outlet 23 of the filter chamber.
  • the washing water is again sucked back to the inner barrel 112 via the water outlet 31 to participate in the washing process. Since the washing water is filtered by the separating wall 71 of the filter in the circulating process, foreign substances, such as flocks, in the washing water are filtered out in the repeated process of circulating water, and the foreign substances do not again enter the washing inner barrel 112 to be attached to the washed clothes. In this way, the washed and cleaned clothes are not attached with foreign substances such as flocks and appear to be cleaner.
  • the washing machine 100 controls the drain drive motor 6 to operate and the circulation drive motor 5 not to operate.
  • the washing water at the bottom of the outer barrel 111 of the washing machine enters the first chamber 24 via the water flow inlet 21 of the filter chamber and the water inlet 72 of the filter and then enters the drain pump chamber 4 via the water outlet 73 of the filter and the first outlet 22 of the filter chamber, and under drive of the drain drive motor 6, the washing water are discharged from the washing machine to the outside via the drain outlet 41.
  • the foreign substances such as flocks that are originally attached to the separating wall 71 of the filter or retained in the first chamber 24 may be washed by the washing water to leave together with the washing water, so as to be discharged from the washing machine to the outside, thereby implementing cleaning of the filter 7 by the machine.
  • a rotation rate of the drain drive motor 6 may be increased to accelerate a flow rate of the water stream, to make a washing force applied on the separating wall 71 of the filter or the first chamber 24 by the washing water become greater, thereby cleaning and discharging more foreign substances.
  • a user does not need to additionally disassemble the filter 7 for removing foreign substances, thereby avoiding many troubles. Meanwhile, the user also does not need to worry about forgetting to clean the foreign substances on the filter 7 regularly which influences performance of the circulating drainage apparatus 101.
  • the separating wall 71 does not present a column structure, but be constructed into a separator structure, and reinforcing ribs and a filter gauze are provided on the separator structure.
  • the separator-structured separating wall after being disposed in the filter chamber, separates the filter chamber into two parts, namely, the separator structure and a part of the wall of the filter chamber form the first chamber, and the separator structure and the other part of the wall of the filter chamber form the second chamber.
  • the separator-structured separating wall does not need to be provided with a water inlet and a water outlet, the washing water flows in from the water flow inlet of the filter chamber enters the first chamber, and may directly flow into the drain pump chamber or enter the second chamber via the filter gauze on the separator structure.
  • the drain pump chamber and the circulation pump chamber are also separated from each other by a separator-structured separating wall. In this way, the functions, of the circulating drainage apparatus, of circulating water, draining water, and cleaning by itself in the preceding implementation manner also can be implemented.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Claims (4)

  1. Appareil de vidange à circulation comprenant une coque (1), la coque (1) étant dotée d'une chambre de filtration (2), d'une chambre pour pompe de circulation (3) et d'une chambre pour pompe de vidange (4), la chambre de filtration (2) étant dotée d'une entrée d'écoulement d'eau (21), d'une première sortie (22) et d'une deuxième sortie (23), dans lequel la première sortie (22) est en communication avec la chambre pour pompe de vidange (4) et la deuxième sortie (23) est en communication avec la chambre pour pompe de circulation (3) ; un moteur d'entraînement de circulation (5), relié à la chambre pour pompe de circulation (3) ; un moteur d'entraînement de vidange (6), relié à la chambre pour pompe de vidange (4) ; et la chambre de filtration (2) est dotée d'une paroi de séparation (71) afin de diviser un espace dans la chambre de filtration (2) en une première chambre (24) qui relie l'entrée d'écoulement d'eau (21) à la première sortie (22) et une deuxième chambre (25) reliée à la deuxième sortie (23), la paroi de séparation (71) étant dotée de pores filtrants, et la première chambre (24) étant en communication fluidique avec la deuxième chambre (25) via les pores filtrants, dans lequel la paroi de séparation (71) se courbe afin de former une structure à colonne creuse dans la chambre filtrante (2), dans lequel la première chambre (24) est formée dans la structure à colonne ; et la structure à colonne est dotée d'une entrée d'eau (72) en communication avec l'entrée d'écoulement d'eau (21) de la chambre filtrante et une sortie d'eau (73) en communication avec la première sortie (22) de la chambre filtrante, dans lequel la sortie d'eau (73) est prévue sur la structure à colonne sur une extrémité proche de la chambre pour pompe de vidange (4) ; et caractérisé en ce que l'entrée d'eau (72) est prévue sur une paroi latérale de la structure à colonne.
  2. Appareil de vidange à circulation selon la revendication 1, caractérisé en ce que les pores filtrants de la paroi de séparation (71) sont configurés afin de filtrer les substances étrangères présentes dans un flux d'eau s'écoulant dans la deuxième chambre (25) au départ de la première chambre (24).
  3. Appareil ménager à circulation d'eau, comprenant l'appareil de vidange à circulation (101) selon l'une quelconque des revendications précédentes.
  4. Appareil ménager à circulation d'eau selon la revendication 3, caractérisé en ce que l'appareil ménager est un lave-vaisselle ou un lave-linge.
EP15196023.4A 2014-11-27 2015-11-24 Appareil de drainage circulant et appareil ménager Active EP3026166B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL15196023T PL3026166T3 (pl) 2014-11-27 2015-11-24 Cyrkulacyjna aparatura odprowadzająca i sprzęt gospodarstwa domowego

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410706798.1A CN105624989B (zh) 2014-11-27 2014-11-27 循环排水装置及家用电器

Publications (2)

Publication Number Publication Date
EP3026166A1 EP3026166A1 (fr) 2016-06-01
EP3026166B1 true EP3026166B1 (fr) 2017-05-31

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EP (1) EP3026166B1 (fr)
CN (1) CN105624989B (fr)
PL (1) PL3026166T3 (fr)

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PL3699348T3 (pl) * 2016-06-13 2023-09-25 Electrolux Appliances Aktiebolag Urządzenie gospodarstwa domowego
CN106283537B (zh) * 2016-08-30 2019-12-17 无锡小天鹅电器有限公司 洗衣机
CN106381646B (zh) * 2016-10-31 2019-07-19 无锡小天鹅股份有限公司 洗衣机以及洗衣机的控制方法
CN106758020B (zh) * 2016-11-30 2023-07-14 无锡小天鹅电器有限公司 用于洗衣机的排水组件及具有其的洗衣机
CN107100901B (zh) * 2017-04-10 2020-12-15 青岛海尔滚筒洗衣机有限公司 一种双头泵壳体结构
CN107035728B (zh) * 2017-04-10 2020-09-29 青岛海尔滚筒洗衣机有限公司 一种双头泵用滤芯及双头泵
CN106939499B (zh) * 2017-04-10 2021-12-17 青岛海尔洗涤电器有限公司 一种双头泵壳体结构及洗衣机
CN106930066B (zh) * 2017-04-10 2022-05-06 青岛海尔洗涤电器有限公司 一种洗衣机
CN108729148B (zh) * 2017-04-19 2021-07-20 青岛胶州海尔洗涤电器有限公司 一种洗衣机泵及洗衣机
CN109423848B (zh) * 2017-09-01 2023-02-17 青岛海尔洗衣机有限公司 一种排水装置及洗衣机
CN109722860A (zh) * 2017-10-31 2019-05-07 青岛海尔洗衣机有限公司 一种排水装置及洗衣机
CN110396802B (zh) * 2018-04-24 2022-03-01 青岛海尔洗涤电器有限公司 一种洗干一体机的排水结构及洗干一体机
CN109595203A (zh) * 2018-11-06 2019-04-09 无锡小天鹅股份有限公司 循环排水泵及洗衣机
CN110123231B (zh) * 2019-04-23 2022-03-04 李凯峰 一种带有垃圾处理功能的一体式清洗机
DE102019207346A1 (de) * 2019-05-20 2020-11-26 BSH Hausgeräte GmbH Wäschepflegegerät mit einer Pumpe
US20220356632A1 (en) * 2021-05-06 2022-11-10 Whirlpool Corporation Pet hair removal assembly for laundry appliances
CN113854911B (zh) * 2021-09-30 2023-02-03 追觅创新科技(苏州)有限公司 一种箱体及具有其的清洁设备
CN117248357A (zh) * 2022-06-09 2023-12-19 青岛海尔洗涤电器有限公司 双泵总成及具有该双泵总成的衣物处理设备

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Publication number Publication date
EP3026166A1 (fr) 2016-06-01
CN105624989B (zh) 2019-08-13
PL3026166T3 (pl) 2017-10-31
CN105624989A (zh) 2016-06-01

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