WO2019174501A1 - Dispositif de filtrage pour lave-linge et lave-linge - Google Patents

Dispositif de filtrage pour lave-linge et lave-linge Download PDF

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Publication number
WO2019174501A1
WO2019174501A1 PCT/CN2019/077097 CN2019077097W WO2019174501A1 WO 2019174501 A1 WO2019174501 A1 WO 2019174501A1 CN 2019077097 W CN2019077097 W CN 2019077097W WO 2019174501 A1 WO2019174501 A1 WO 2019174501A1
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WO
WIPO (PCT)
Prior art keywords
water
washing tub
washing
guiding
tub
Prior art date
Application number
PCT/CN2019/077097
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English (en)
Chinese (zh)
Inventor
吕艳芬
许升
徐志伟
吕佩师
Original Assignee
青岛海尔洗衣机有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 青岛海尔洗衣机有限公司 filed Critical 青岛海尔洗衣机有限公司
Priority to JP2020549703A priority Critical patent/JP7458320B2/ja
Publication of WO2019174501A1 publication Critical patent/WO2019174501A1/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 
    • D06F39/08—Liquid supply or discharge 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 invention belongs to the field of washing equipment, in particular to a washing machine and a filtering device, and more particularly to a washing machine filter device and a washing machine capable of draining water.
  • the conventional fully automatic pulsator washing machine generally comprises an inner barrel, an outer barrel, a vibration damping component and a power system.
  • the inner barrel rotates relative to the outer barrel to make the clothes and the washing water function to achieve the purpose of washing the clothes or dehydrating.
  • the outer tub is installed on the outside of the inner tub to provide support for the inner tub, and the outer tub is used as a water tub, and the inner side wall of the inner bucket is provided with a drainage hole so that the inner and outer two barrels communicate with each other.
  • the clothes are placed in the inner tub, the water level of the two buckets is as high, but the outer tub is not in contact with the clothes, and the outer tub of the existing washing machine has a larger volume relative to the inner tub, resulting in more storage of washing water between the inner and outer buckets.
  • the washing liquid between the two barrels cannot be fully utilized, which increases the water consumption of the washing machine, reduces the concentration of the washing liquid during washing, and also causes the overall volume of the washing machine to be large.
  • dirt may be attached to the inner wall of the outer tub and the outer wall of the inner tub, and even mold may be caused, which may contaminate the laundry and the wall of the tub is difficult to clean.
  • a larger inner tub is required, that is, it is necessary to increase the height or diameter of the inner tub. If the inner tub has a larger size, the outer tub and the cabinet that accommodate the inner tub also need to increase as the inner tub increases.
  • the increase of the washing machine casing is limited by the space of the washing machine.
  • the position of the washing machine in the general user's home is limited. It is not realistic to increase the washing machine casing to increase the capacity of the washing tub. How to increase the casing of the washing machine? Under the premise, increasing the capacity of the inner barrel has become a big problem for designers.
  • the Chinese patent application No. CN99230455.5 discloses a single-barrel type water-saving washing machine, and a water collecting device is arranged at the barrel mouth of the washing bucket, and the water collecting port of the water collecting device is covered around the barrel of the washing tub.
  • the water collecting device is located at the mouth of the bucket and is connected to a plurality of drain pipes. They are arranged symmetrically from top to bottom along the outer wall of the washing tub. When the tank is dry, the water collecting device collects the centrifugal water flowing due to the high speed and directs it to The lower guide is drained.
  • the structure eliminates the outer tub, when the washing machine is dehydrated, since the washing water first enters the water collecting device, the water collecting device has a ring structure, and the internally filled washing water has a different drainage speed. Destroy the balance of the high-speed rotation of the washing tub; in addition, the washing water enters the water collecting device and is guided to the lower part of the washing tub to be collected and discharged to the center, which is not conducive to drainage, so that it is difficult to discharge in the collecting chamber under the action of centrifugal force, resulting in concentration of washing water. At the upper end of the washing tub, the weight of the upper part of the washing tub is increased, and the balance is further broken.
  • the present invention has been made in view of the above.
  • the technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and to provide a washing machine filtering device that quickly guides water discharge and reduces dehydration and eccentricity of the washing tub.
  • Another object of the present invention is to provide a washing machine having the filtering device to achieve a capacity expansion effect.
  • a washing machine filtering device including
  • a mounting seat on the inner peripheral wall of the washing tub, having a water guiding passage for guiding the water in the washing tub to the outside of the washing tub, and a filtering passage defining a water circulation path in the washing tub;
  • a filter located on the mount and communicating with the filter passage
  • the water guiding channel is disposed apart from the filtering channel.
  • the upper part of the water guiding passage is an inlet end, and the lower part is an outlet end, which communicates with the first drainage opening of the peripheral wall of the washing tub and/or the bottom wall, and discharges water from the top to the bottom;
  • the lower part of the filter channel is a water inlet end that communicates with the inside of the washing tub, and the water is guided from the bottom to the top, and the upper part communicates with the filter.
  • the water guiding channel and the filtering channel are distributed along the radial direction of the washing tub on the mounting seat, and the water guiding channel is disposed between the filtering channel and the inner peripheral wall of the washing tub.
  • the water guiding channel is separately defined by the mounting seat or is jointly defined by the mounting seat and the inner peripheral wall of the washing tub.
  • the water guiding channel and the filtering channel are distributed along the circumferential direction of the washing tub on the mounting seat, and a water channel of the water guiding channel having the same height as the filtering channel is located at one side of the filtering channel.
  • the water guiding channel and the filtering channel are distributed along the circumferential direction of the washing tub on the mounting seat, and the water guiding channel has two branches at the same height as the filtering channel, respectively located at two sides of the filtering channel.
  • the water guiding channel and the filtering channel are distributed along the circumferential direction of the washing tub, and the filtering channel has two branches, which are respectively located at two sides of the water guiding channel.
  • a washing machine comprises a box body and a washing tub rotatably disposed in the box body, wherein the washing tub is configured as a barrel structure for holding water when washing, and the above-mentioned filtering is installed on an inner peripheral wall of the washing tub. Device.
  • a lower portion of the peripheral wall of the washing tub is provided with at least one first drain port, the mount is at least one, and each of the mounts is provided with at least one first drain port, and the water conduit is connected to the first drain port.
  • the first drainage port is plural and disposed along a circumferential interval of the washing tub
  • the mounting seat is plural and disposed along a circumferential interval of the washing tub
  • each mounting seat cover is provided with at least one corresponding one.
  • First drain is provided.
  • the washing machine further comprises a water receiving device disposed in the box body for collecting the drain water of the washing tub, the water receiving device comprising a water collecting chamber and at least one second drain port for draining outward.
  • an upper portion of the inner peripheral wall of the washing tub has a guiding portion for guiding water into the water guiding channel;
  • the guiding portion includes a guiding unit that guides the washing water rising to the height of the water inlet of the water conduit to the water inlet in the circumferential direction.
  • the guiding unit and the water inlet are on the same circumference of the inner wall of the washing tub, and the part guiding unit extends from the water inlet in the circumferential direction of the dewatering rotation of the washing tub, and the distance from the center of the washing tub is gradually decreased. .
  • the guiding unit comprises a curved surface structure which is arranged in the circumferential direction of the inner wall of the washing tub and has a gradient from the center of the washing tub.
  • the distance between one end of the adjacent water inlet and the center of the washing tub is the largest, and the direction of dehydration of the washing tub is rotated. Extend, the further away from the inlet, the smaller the distance between the surface and the center of the wash tub.
  • the method further comprises an inclined structure which is disposed from the bottom to the upper direction of the washing tub and which gradually becomes larger from the center of the washing tub.
  • the guiding unit extends from the side of the water inlet of the water inlet in the circumferential direction of the dewatering rotation of the washing tub, and extends to the other mounting seat or extends to the reverse side wall of the mounting seat where the water inlet is located.
  • the guiding unit is an auxiliary structure installed on the inner wall of the washing tub, or a pressing structure of the peripheral wall of the washing tub at least on the circumference of the water inlet of the water guiding channel.
  • the present invention has the following advantageous effects compared with the prior art.
  • the washing tub of the washing machine of the invention can be used for water in the washing process, so the washing tub adopts the structure of “non-porous inner tub”, and at the same time, the design of the outer tub is cancelled, and the water receiving device is used instead of the outer bucket to receive water and drainage, which makes the invention have The following technical effects:
  • the outer drum is removed, and the washing bucket is a water tank. During the washing process, no water is stored between the inner and outer barrels, which reduces the amount of washing water and saves the washing water consumption;
  • the first water outlet of the lower part of the peripheral wall of the washing tub is discharged from the upper and lower water guiding passages of the filtering device, so that the water guiding structure installed in the upper part of the outer peripheral wall of the washing tub in the prior art can be used to occupy the washing tub and the cabinet.
  • the space between the two also avoids the additional installation of the water guiding structure on the inner wall of the washing tub to occupy the inner space of the washing tub and obtain a real expansion effect;
  • the guiding unit is designed as a variable diameter structure formed by gradually decreasing the radius of the inner wall of the washing tub along the rotation direction of the washing tub in the rotation direction of the washing tub, and the variable diameter section guides the washing water to the radius increasing portion and is discharged from the water guiding passage. Achieve rapid drainage.
  • FIG. 1 is a schematic structural view of a filter device of a washing machine of the present invention
  • Figure 2 is a schematic view of a filter device of the washing machine of the present invention.
  • FIG. 3 to 6 are schematic views of different embodiments of the A-A direction of Fig. 2;
  • FIG. 7 is a schematic structural view of the washing machine of the present invention.
  • Figure 8 is a schematic view of the water guiding passage of the filtering device of the washing machine of the present invention.
  • Figure 9 is a plan view of the washing machine of the present invention.
  • Figure 10 is a schematic view of the guiding portion of the washing machine of the present invention.
  • Fig. 11 is an enlarged schematic view showing a portion B of Fig. 10.
  • the washing machine filter device 1 of the present invention includes a mount 3 mounted on an inner peripheral wall of the washing tub 2, and the mount 3 has a guide for discharging water in the washing tub 2 to the washing tub. 2 an external water guiding channel 4, and a filtering channel 5 defining a water circulation path in the washing tub 2; the mounting seat 3 is provided with a filter 6 communicating with the filtering channel 5; wherein the water guiding channel 4 and the filtering The channel 5 is separated from each other, and the washing tub installed with the filtering device is a "non-porous inner tub" structure, and the washing tub has a water holding function during washing.
  • the upper part of the water conduit 4 of the present invention is an inlet end 41, and the lower part is a water outlet end 42 which communicates with the first drainage opening 21 of the peripheral wall of the washing tub 2 and/or the bottom wall, and discharges water from the top to the bottom (refer to FIG. 8
  • the lower part of the filtering channel 5 is a water inlet end 51 communicating with the interior of the washing tub 2, and the water is guided from the bottom to the top, and the upper part is connected to the filter 6, and the two channels are isolated from each other (see Fig. 1) to form independent water guiding channels. And filtering the water path, and the water in the washing tub passes through the filter during the reciprocating cycle of the filtered water path to filter the wire.
  • the water guiding channel 4 and the filtering channel 5 in the embodiment are distributed along the radial direction of the washing tub 2 on the mounting seat 3, and the water guiding channel 4 is disposed in the filtering channel 5 and the inner peripheral wall of the washing tub 2.
  • the filter passage 5 is provided at a position where the mount is close to the center of the washing tub 2, and the water guide passage 4 is provided at a position close to the inner peripheral wall of the washing tub 2.
  • the water guiding channel 4 may be separately defined by the mounting seat 3, that is, the inside of the mounting seat 3 is provided with a channel for water guiding up and down, or the water guiding channel 4 is composed of the mounting seat 3 and the inner peripheral wall of the washing tub 2. It is jointly defined that a gap between a side wall of the mounting seat adjacent to the inner peripheral wall of the washing tub and the inner peripheral wall of the washing tub constitutes a passage for water guiding up and down.
  • the water guiding channel 4 and the filtering channel 5 in the embodiment are distributed along the circumferential direction of the washing tub 2 on the mounting seat, and the water guiding channel 4 guides the water from the top to the bottom. 5
  • the water is filtered from the bottom to the top, so the water guiding channel 4 must have the same height as the filtering channel 5, which can be set as follows:
  • the water guiding channel 4 has a section of water having the same height as the filtering channel 5, and is located at one side of the filtering channel 5 (refer to FIG. 4).
  • the water guiding channel 4 has two branches 43, 44 at the same height as the filtering channel 5, respectively located on both sides of the filtering channel 5 (see Fig. 5).
  • the water guiding channel 4 and the filtering channel 5 are distributed along the circumferential direction of the washing tub, and the filtering channel 5 has two branches 52, 53 respectively located in the water guiding channel 4. On both sides.
  • a washing machine of the present invention comprises a box body 7 and a washing tub 2 rotatably disposed in the box body 7, and the washing tub 2 is configured as a barrel structure for holding water when washing.
  • the filter device 1 in the above embodiment is mounted on the inner peripheral wall of the washing tub 2.
  • the washing machine further includes a water receiving device 8 disposed in the box body 7 for collecting the drain water of the washing tub.
  • the water receiving device 8 is disposed at a lower portion of the washing tub 2, and includes a water collecting chamber 81 and at least one second drain port 82 for outward drainage.
  • the water collecting chamber 81 can collect the washing water discharged from the washing tub 2, and the peripheral wall 83 defining the water collecting chamber surrounds the peripheral wall of at least the lower portion of the washing tub 2.
  • the peripheral wall defining the water collecting chamber 83 The lower the height of the upward extension of the washing bucket is as low as possible, the lower the center of the washing tub is the rotating fulcrum.
  • the upper peripheral wall of the water receiving device collides with the tank. Or the collision with the washing tub, it is necessary to design a peripheral wall of the water receiving device to have a certain safety distance with the box body and the washing tub, but the design cannot obtain the expansion effect.
  • the lower portion of the peripheral wall of the washing tub 2 is provided with at least one first drain opening 21, the mounting seat 3 is at least one, and the lower portion of each mounting seat 3 is covered with at least one first drain opening 21, and the water guiding passage 4 Communicating with the first drain port 21; preferably, the first drain port 21 is plural and disposed along a circumferential interval of the washing tub, and the mounts 3 are plural and disposed along a circumferential interval of the washing tub 4, Each of the mounts 3 is provided with at least one corresponding first drain port 21.
  • the inner barrel of the non-porous barrel is of equal diameter in the circumferential direction, and the water in the dehydration stage is uniformly distributed on the barrel wall under the high-speed centrifugation, which is not conducive to quickly discharging the water in the inner barrel.
  • the upper portion of the inner peripheral wall of the washing tub 2 of the present embodiment has a guiding portion 9 for guiding water into the water guiding passage 4, and the guiding portion 9 includes washing to rise to the height of the water inlet 45 of the water guiding passage 4.
  • the water is guided circumferentially to the guiding unit 91 of the water inlet 45.
  • At least a part of the guiding unit 91 of the embodiment is on the same circumference of the inner wall of the washing tub as the water inlet, and the partial guiding unit 91 starts to dehydrate and rotate along the washing tub 2 from the water inlet 45. Extending in the circumferential direction, the distance from the center of the washing tub 2 is gradually reduced.
  • the guiding unit 91 includes a curved surface structure in which the inner peripheral wall of the washing tub 2 is disposed in the circumferential direction and has a gradient from the center of the washing tub 2, and the distance D between one end of the adjacent water inlet 45 and the center of the washing tub 2 is the largest.
  • the direction in which the washing tub 2 is dehydrated and rotated is extended, and the further away from the water inlet 45, the smaller the distance d between the curved surface and the center of the washing tub 45 is.
  • the washing tub 2 further includes an inclined structure which is disposed from the bottom-up direction in the axial direction of the washing tub 2 and which gradually becomes larger from the center dimension of the washing tub 2.
  • the washing water in the washing tub 2 first climbs up along the inner peripheral wall of the washing tub 2 by the centrifugal force to reach the height of the water inlet 45, and moves rapidly in the circumferential direction to the side of the guiding unit 91 having a larger center size from the washing tub to the installation.
  • the seat 3 it enters the water guiding channel 4 through the water inlet 45 and is discharged.
  • an annular water retaining portion (not shown) is provided at a position along the upper edge of the water inlet 45 to block the washing water that climbs up the inner wall of the washing tub and reach the water inlet to continue to climb upward.
  • the guiding unit 91 extends from the side where the water inlet 45 enters the water in the circumferential direction of the spin-drying rotation of the washing tub, and extends to the other mounting seat.
  • the guiding unit When a washing seat is provided in the washing tub, the guiding unit extends from the water inlet side of the water inlet in the circumferential direction of the dewatering rotation of the washing tub, and extends nearly one week to the reverse side wall of the mounting seat where the water inlet is located.
  • the water inlet 45 is disposed on the radial side wall of the mounting seat 3 in the direction of dehydration and rotation of the washing tub 2, and the opening direction of the water inlet 45 is toward the dehydration and rotation direction of the washing tub 2, and enters the mounting seat along the circumferential direction of the washing tub 2.
  • the water flow direction of the water passage 4 is opposite to the direction in which the washing tub 2 is dehydrated.
  • the guiding unit 91 is an auxiliary structure that is attached to the inner peripheral wall of the washing tub.
  • the auxiliary structure has the above-mentioned gradual curved structure toward the inner side wall of the center of the washing tub, or the guiding unit 91 is a pressed structure of the peripheral wall of the washing tub at least on the circumference of the water inlet of the water guiding passage, and at least the inner wall distance of the washing tub at the circumference of the water inlet
  • the size of the center of the washing tub has the above-described gradation structure.

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

Abstract

L'invention concerne un dispositif de filtrage pour lave-linge et un lave-linge. Le lave-linge comprend un logement (7) et un tambour de lavage (2) agencé de manière rotative dans le logement (7), le tambour de lavage (2) étant conçu pour former une structure de tambour destinée à contenir de l'eau pendant le lavage, et un dispositif de filtrage (1) étant monté sur une paroi périphérique interne du tambour de lavage (2). Le dispositif de filtrage (1) comprend une base de montage (3) se situant sur la paroi périphérique interne du tambour de lavage (2) et comportant un passage de guidage d'eau (4) pour guider et évacuer l'eau du tambour de lavage (2) vers l'extérieur du tambour de lavage (2), et un passage filtrant (5) pour limiter un trajet de circulation d'eau dans le tambour de lavage (2) ; et un filtre (6), qui se situe sur la base de montage (3) et communique avec le passage filtrant (5), le passage de guidage d'eau (4) étant séparé du passage filtrant (5). L'évacuation de l'eau est réalisée depuis un premier orifice d'évacuation d'eau (21) se situant au niveau d'une partie inférieure d'une paroi périphérique du tambour de lavage (2), par l'intermédiaire du passage de guidage d'eau (4) agencé dans le dispositif de filtrage du haut vers le bas, de manière à économiser ainsi l'espace occupé par l'installation d'un passage d'eau et à améliorer un effet d'augmentation de volume.
PCT/CN2019/077097 2018-03-15 2019-03-06 Dispositif de filtrage pour lave-linge et lave-linge WO2019174501A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2020549703A JP7458320B2 (ja) 2018-03-15 2019-03-06 洗濯機

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810214136.0 2018-03-15
CN201810214136.0A CN110273272A (zh) 2018-03-15 2018-03-15 洗衣机过滤装置及洗衣机

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WO2019174501A1 true WO2019174501A1 (fr) 2019-09-19

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CN (1) CN110273272A (fr)
WO (1) WO2019174501A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111945329A (zh) * 2020-09-21 2020-11-17 苏州市祥中强纺织科技有限公司 一种用于混纺麻纤维面料的边角料回收装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113737473B (zh) * 2020-05-29 2023-05-30 青岛海尔洗衣机有限公司 一种洗衣机

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KR100220748B1 (ko) * 1997-08-12 1999-09-15 윤종용 세탁기의 이물 제거 장치
CN106609438A (zh) * 2015-10-22 2017-05-03 青岛海尔洗衣机有限公司 一种洗衣机内桶及洗衣机
JP2017131370A (ja) * 2016-01-27 2017-08-03 東芝ライフスタイル株式会社 洗濯機
CN206337389U (zh) * 2016-11-30 2017-07-18 无锡小天鹅股份有限公司 波轮洗衣机
CN106868774A (zh) * 2017-03-16 2017-06-20 青岛海尔智能技术研发有限公司 一种洗衣机
CN107475986A (zh) * 2017-09-15 2017-12-15 无锡小天鹅股份有限公司 洗衣机
CN208562880U (zh) * 2018-03-15 2019-03-01 青岛海尔洗衣机有限公司 洗衣机过滤装置及洗衣机

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111945329A (zh) * 2020-09-21 2020-11-17 苏州市祥中强纺织科技有限公司 一种用于混纺麻纤维面料的边角料回收装置

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JP7458320B2 (ja) 2024-03-29
CN110273272A (zh) 2019-09-24

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