CN107974795B - Roller washing machine and control method - Google Patents
Roller washing machine and control method Download PDFInfo
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- CN107974795B CN107974795B CN201610919645.4A CN201610919645A CN107974795B CN 107974795 B CN107974795 B CN 107974795B CN 201610919645 A CN201610919645 A CN 201610919645A CN 107974795 B CN107974795 B CN 107974795B
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- 238000005406 washing Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 171
- 238000007789 sealing Methods 0.000 claims abstract description 80
- 239000010865 sewage Substances 0.000 claims abstract description 14
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/02—Rotary receptacles, e.g. drums
- D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
-
- 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
- D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry
- D06F23/02—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
-
- 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
- D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
- D06F35/005—Methods for washing, rinsing or spin-drying
-
- 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
- D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
- D06F35/005—Methods for washing, rinsing or spin-drying
- D06F35/006—Methods for washing, rinsing or spin-drying for washing or rinsing only
-
- 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
- D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
- D06F35/005—Methods for washing, rinsing or spin-drying
- D06F35/008—Methods for washing, rinsing or spin-drying for disinfecting the tub or the drum
-
- 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
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/26—Casings; Tubs
- D06F37/267—Tubs specially adapted for mounting thereto components or devices not provided for in preceding subgroups
-
- 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
- D06F39/088—Liquid supply arrangements
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention discloses a drum washing machine, which comprises a box body, an outer drum and an inner drum, wherein the inner drum comprises a perforated area with holes and a sealed imperforate area, a sealing component is arranged between the inner drum and the outer drum on at least one side of the perforated area, and a sealed area is formed between the sealing component and the imperforate area of the inner drum as well as between the sealing component and the outer drum. The perforated area of the inner drum of the washing machine can effectively realize water inlet and outlet, and is convenient to wash and avoid residues; the nonporous area of the inner cylinder is matched with the sealing component, a closed area can be formed between the inner cylinder and the outer cylinder, washing sewage is effectively prevented from streaming, dirt is prevented from being accumulated between the inner cylinder and the outer cylinder, and the pollution-free washing mode realizes the cleaning-free of the roller washing machine.
Description
Technical Field
The invention belongs to the field of household appliances, and particularly relates to a drum washing machine and a control method.
Background
The inner drum and the outer drum of the existing drum washing machine are a closed area for users, and cannot be directly washed. After a period of time, certain dirt is attached and accumulated in the area, and if the area is not cleaned for a long time, secondary pollution is caused to clothes in the washing process. This not only causes the generation of peculiar smell in the washing machine, but also causes the secondary pollution to the washed clothes to affect the health.
At present, the cleaning of the inner and outer cylinders of the washing machine mainly comprises the following treatment methods: 1. the inner cylinder is washed by water flow, so that the dirt attached to the inner cylinder is reduced; 2. the washing machine regularly uses a tank cleaning detergent to carry out medicament cleaning to remove dirt; 3. the impeller washing machine avoids dirt by using a mode of a non-porous inner barrel, but dust can be inevitably accumulated between the inner barrel and the outer barrel. However, these cleaning methods all have disadvantages: the water flow is not washed cleanly and thoroughly; the cleaning with the medicament takes long time, wastes time and labor, and increases the cost; dirt still remains between the non-porous wave wheel barrels as a drainage channel.
The chinese patent with application number 201410215346.3 discloses a drum washing machine related to the present invention. The washing machine comprises a box body, wherein an inner barrel and an outer barrel are arranged in the box body, a door seal is arranged between the outer barrel and the box body, the inner barrel is connected with a driving device, the inner barrel is a hole-free inner barrel, the inner barrel is a conical barrel with a small diameter at the barrel bottom and a large diameter at the barrel opening, the barrel opening of the inner barrel is inwards folded in an arc shape, a water inlet guide pipe is arranged on the door seal, one end of the water inlet guide pipe is connected with a washing water rapid heating device, the other end of the water inlet guide pipe penetrates through the door seal to extend into the inner barrel, and a water outlet and a water pressure. The technology adopts the inner barrel without holes, but solves the problem of saving the washing water, the outer barrel is provided with the drain holes, dirt still remains between the inner barrel and the outer barrel at the bottom, and the existing problems are not solved.
The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a washing-free drum washing machine, wherein the perforated area of the inner drum of the washing machine can effectively realize water inlet and water outlet, and is convenient to wash and avoid residues; the nonporous area of the inner cylinder is matched with the sealing component, a closed area can be formed between the inner cylinder and the outer cylinder, washing sewage is effectively prevented from streaming, dirt is prevented from being accumulated between the inner cylinder and the outer cylinder, and the pollution-free washing mode realizes the cleaning-free of the roller washing machine.
In order to solve the technical problems, the invention adopts the technical scheme that:
the invention provides a drum washing machine, which comprises a box body, an outer drum and an inner drum, wherein the inner drum comprises a perforated area with holes and a sealed imperforate area, a sealing component is arranged between the inner drum and the outer drum on at least one side of the perforated area, and the sealing component, the imperforate area of the inner drum and the outer drum form a sealed area.
Furthermore, the sealing component is fixedly arranged on the inner wall of the outer barrel and is in dynamic seal with the outer wall of the inner barrel.
Furthermore, a water inlet and drainage space is formed between the sealing component and the perforated area of the inner cylinder and between the sealing component and the outer cylinder, and the water inlet and drainage space is communicated with the inside of the inner cylinder.
Further, a water inlet pipeline and a water drainage pipeline are arranged between the box body and the outer barrel and are respectively communicated with the water inlet and drainage space.
Furthermore, a water outlet of the water inlet pipeline is arranged on the wall of the outer cylinder of the water inlet and outlet space and corresponds to the perforated area at the upper part of the inner cylinder; the water inlet of the drainage pipeline is arranged on the outer cylinder wall of the water inlet and drainage space and corresponds to the perforated area at the lower part of the inner cylinder; and the drainage pipeline is provided with a drainage pump.
Furthermore, the perforated area of the inner cylinder is arranged at one end close to the throwing opening, a sealing component is arranged on one side, away from the throwing opening, of the perforated area, and a closed area is formed between the sealing component and the non-perforated area of the inner cylinder and the outer cylinder.
Furthermore, a water inlet and drainage space is formed among the sealing assembly, the sealing window gasket of the observation window of the washing machine, the perforated area of the inner barrel and the outer barrel, and a water inlet pipeline and a water drainage pipeline of the washing machine are respectively communicated with the water inlet and drainage space.
Further, the inner surface of the nonporous area of the inner cylinder is provided with a flow guide structure for guiding water from the nonporous area to the porous area.
The second purpose of the invention is to provide a control method of the drum washing machine, which at least comprises a washing program, a rinsing program and a dehydration program, wherein the washing machine executes the washing program or the rinsing program, and when water enters, the water enters the hole-free area from the hole area of the inner drum; when the washing machine drains water or executes a dewatering program, water enters the perforated area from the non-perforated area.
Furthermore, after the washing program or the rinsing program is finished, the washing machine enters water to wash the water inlet and outlet space, and sewage is thoroughly washed.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
(1) the inner cylinder of the washing machine comprises a hole area and a non-hole area, namely, only a part of the inner cylinder is provided with the water inlet and outlet holes, and the non-hole area of the inner cylinder is matched with the sealing component, so that the inner cylinder and the outer cylinder can be effectively isolated, washing sewage is prevented from streaming, dirt is prevented from being accumulated between the inner cylinder and the outer cylinder, and a pollution-free washing mode is realized.
(2) The inner barrel provided by the invention has the advantages that the water inlet and the water outlet can be effectively realized through the porous area, and the water inlet and the water outlet space for water inlet and water outlet can be conveniently flushed after water is discharged through washing or rinsing procedures, so that the residue of dirt is further avoided.
(3) The perforated area of the inner barrel is preferably arranged at the front end of the barrel body and is close to the feeding opening, so that the perforated area can be matched with a water inlet and drainage system of the existing washing machine, the inner barrel and the outer barrel can be isolated only by 1 sealing assembly, and the perforated area can be changed and additionally arranged on the existing washing machine, so that the perforated area is low in change cost and easy to realize.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic view of a drum washing machine according to the present invention;
in the figure: the drainage device comprises a box body 1, an outer cylinder 2, an inner cylinder 3, a perforated area 4, a non-perforated area 5, a sealing assembly 6, a water inlet and outlet hole 7, a closed area 8, a water inlet and outlet space 9, a water inlet pipeline 10, a water outlet pipeline 11, an observation window 12, a sealing window gasket 13 and a drainage pump 14.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
As shown in fig. 1, the present embodiment provides a washing-free drum washing machine, which comprises a box 1, an outer drum 2 and an inner drum 3, wherein the inner drum 3 comprises an open porous area 4 and a closed non-porous area 5, a sealing assembly 6 is arranged between the inner drum and the outer drum on at least one side of the porous area 4, and a closed area 8 is formed between the sealing assembly 6 and the non-porous area of the inner drum and between the sealing assembly and the outer drum.
The area between the inner and outer drums of the existing washing machine can store water, so that dirt is easy to accumulate, but the washing machine cannot be directly cleaned. The existing cleaning method can not clean thoroughly, and is time-consuming and labor-consuming. The inner drum of the drum washing machine of the invention is provided with openings only on partial drum wall, and the openings are porous areas, and other parts are closed non-porous areas. The inner cylinder is provided with holes for water inlet and water outlet, and the holes can be arranged for one or more circles to realize effective water inlet and water outlet of the washing machine; the non-porous area of the inner cylinder is used for forming a closed area between the inner cylinder and the outer cylinder, so that sewage is prevented from entering and dirt accumulation is avoided.
The inner cylinder of the embodiment needs to be provided with a sealing component in a matching way, and the area between the hole area and the outer cylinder and the area between the hole-free area and the outer cylinder are sealed and isolated, so that the sewage is prevented from streaming. The sealing components are arranged at one side or two ends of the perforated area of the inner cylinder, so that a closed area is formed between the sealing components and the non-perforated area of the inner cylinder and between the sealing components and the outer cylinder, and the size of the closed area can be adjusted by arranging the positions and the number of the sealing components. The inner cylinder can be provided with a hole area at one end, such as the end close to the input opening, or at the middle part, and the sealing component is arranged along with the hole area. When the hole area is arranged at the front end of the inner cylinder, namely at one end close to the throwing opening, the sealing component is arranged at the rear end of the hole area, and a water-free closed area is formed between the hole-free area at the middle rear part of the inner cylinder and the outer cylinder.
Further, the sealing component 6 is fixedly arranged on the inner wall of the outer cylinder 2 and is in dynamic seal with the outer wall of the inner cylinder 3.
The sealing component of the embodiment can be fixedly arranged on the inner wall of the outer barrel in any fixed mode, the distance between the sealing component and the inner barrel is matched with that between the sealing component and the outer barrel, the sealing component and the outer wall of the inner barrel are in dynamic seal, sealing can still be realized under the condition that the inner barrel rotates, and the sealing component is convenient to install and easy to replace.
The sealing assembly of this embodiment includes sealing washer and mounting, and the sealing washer passes through the mounting and is connected with urceolus inner wall, and the mounting can be bolt etc.. The sealing washer includes retainer plate, connecting portion, movable seal circle and pretension circle. The fixed ring is connected with the movable sealing ring through a connecting part, the fixed ring, the connecting part and the movable sealing ring are integrally formed, and the fixed ring is arranged on the outer ring of the movable sealing ring and is connected with the inner wall of the outer barrel; the inner wall of the dynamic sealing ring is in dynamic sealing with the outer wall of the inner barrel, and the outer wall of the dynamic sealing ring is provided with a pre-tightening ring which is used for pre-tightening the sealing assembly.
Example two
As shown in fig. 1, this embodiment is further limited to the first embodiment, a water inlet and outlet space 9 for water inlet and outlet is formed between the sealing component 8 and the perforated area 4 of the inner cylinder and the outer cylinder 2, and the water inlet and outlet space 9 is communicated with the inside of the inner cylinder.
The sealing assembly is arranged at one side or two ends of the perforated area, and can form a water inlet and outlet space for water inlet and outlet between the sealing assembly and the perforated area of the inner barrel and between the sealing assembly and the outer barrel while forming a closed area, and the water inlet and outlet space is communicated with the inside of the inner barrel through the opening of the perforated area and is used for realizing water inlet and outlet of the washing machine. When the perforated area is arranged at one end close to the throwing opening, a sealing component can be arranged at one side of the perforated area far away from the throwing opening, so that the water inlet and drainage space is formed by a sealing window gasket of the observation window, the perforated area of the inner cylinder, the outer cylinder and the sealing component, and a closed area is formed between the sealing component and the non-perforated area of the inner cylinder and between the sealing component and the outer cylinder.
Further, a water inlet pipeline 10 and a water drainage pipeline 11 are arranged between the box body 1 and the outer barrel 2, and the water inlet pipeline 10 and the water drainage pipeline 11 are respectively communicated with the water inlet and drainage space 9.
The water inlet pipeline and the water discharge pipeline of the washing machine are arranged between the box body and the outer cylinder and communicated with a water inlet and discharge space formed between the inner cylinder and the outer cylinder, so that water inlet and water discharge of the washing machine are realized. The water inlet pipeline and the water discharge pipeline can penetrate through the outer cylinder wall of the water inlet and discharge space and are suspended in the water inlet and discharge space, and the openings of the water inlet pipeline and the water discharge pipeline correspond to the hole areas on the inner cylinder; the openings of the water inlet pipeline and the water discharge pipeline can also be directly arranged on the wall of the outer cylinder forming the water inlet and discharge space, and the openings correspond to the hole areas on the inner cylinder. During washing or rinsing, water can be fed to flush the water inlet and outlet space after water is drained. Because the volume of the water inlet and outlet space is small, the contact area with the inner cylinder is small, the water can be thoroughly washed clean by water, and the sewage residue is avoided.
Furthermore, the water outlet of the water inlet pipeline 10 is arranged on the outer cylinder wall of the water inlet and outlet space 9 and corresponds to the perforated area 4 on the upper part of the inner cylinder; the water inlet of the drainage pipeline 11 is arranged on the outer cylinder wall of the water inlet and drainage space 9 and corresponds to the perforated area 4 at the lower part of the inner cylinder.
The water inlet pipeline is arranged at the upper end of the washing machine, the water outlet of the water inlet pipeline is arranged on the outer cylinder wall of the water inlet and drainage space and corresponds to the perforated area at the upper part of the inner cylinder, so that water flows in from the upper end, the clothes can be soaked conveniently, the water is also drained conveniently, the water is flushed into the water inlet and drainage space, and the residual sewage is removed; the water inlet of the water draining pipeline is set on the outer wall of the water inlet and draining space and corresponds to the hole area in the lower part of the inner tub, and this is favorable to the collection and draining of washing water.
A drain pump 14 may be provided in the drain line to provide power for draining, or a drain valve may be provided to control the flow of water to drain.
EXAMPLE III
As shown in fig. 1, the perforated area 4 of the inner cylinder 3 of the present embodiment is arranged at one end close to the dispensing opening, and a sealing assembly 6 is arranged at one side of the perforated area far away from the dispensing opening, and the sealing assembly 6 forms a closed area with the non-perforated area 5 of the inner cylinder and the outer cylinder 2.
Arranging a porous area of the inner cylinder at one end close to the throwing opening, wherein the other parts are non-porous areas; more preferably, the perforated area of the inner drum is arranged at the front flange of the drum body of the drum washing machine, and the hole is arranged for one or more circles, so that only one sealing component is required to be arranged at one side of the perforated area far away from the feeding opening, and a closed area is formed between the sealing component and the non-perforated area of the inner drum and the outer drum. Therefore, a cleaning-free area for preventing sewage from entering is formed between most of the inner cylinder and the outer cylinder.
Further, a water inlet and outlet space is formed between the sealing assembly 6 and the sealing window gasket 13 of the observation window 12 of the washing machine, the perforated area 4 of the inner drum and the outer drum 2, and the water inlet pipeline 10 and the water outlet pipeline 11 of the washing machine are respectively communicated with the water inlet and outlet space 9.
The perforated area of the inner barrel is arranged at one end close to the putting-in opening, preferably, the perforated area of the inner barrel is arranged at the front flange of the barrel body of the drum washing machine, a water inlet and drainage space for water inlet and drainage can be formed by the sealing window gasket of the observation window of the existing washing machine, the perforated area of the inner barrel and a sealing component, and meanwhile, the water inlet pipeline and the drainage pipeline are communicated with the water inlet and drainage space for water inlet and drainage. Therefore, the water inlet and outlet system can be matched with the water inlet and outlet system of the existing washing machine, the inner cylinder and the outer cylinder can be isolated only by 1 sealing assembly, and the water inlet and outlet system can be changed and additionally installed on the existing washing machine, is low in change cost and is easy to realize.
Example four
The inner surface of the imperforate section of the inner barrel of this embodiment is provided with a flow directing structure for directing water from the imperforate section to the perforate section.
The imporous area of the inner cylinder is provided with a flow guide structure, such as a flow guide groove, and the like, which is used for guiding water from the imporous area to the porotic area for drainage, so that the drainage effect can be enhanced, the drainage efficiency is improved, and accumulated water is avoided.
EXAMPLE five
The embodiment provides a control method of the washing-free drum washing machine, which at least comprises a washing program, a rinsing program and a dewatering program, wherein the washing machine executes the washing program or the rinsing program, and when water enters, the water enters a non-hole area 5 from a hole area 4 of an inner drum; when the washing machine drains water or the dewatering program is executed, water enters the perforated area 4 from the non-perforated area 5.
Starting a washing program or a rinsing program, enabling tap water to enter a water inlet and outlet space between the perforated areas of the outer cylinder and the inner cylinder through a water inlet pipeline, and enabling water to flow into the inner cylinder from the perforated areas and enter the non-perforated areas; when the drainage or dehydration procedure is started, the water in the inner cylinder enters the perforated area from the non-perforated area, or enters the perforated area from the non-perforated area under the guidance of the diversion structure, enters the water inlet and drainage space at the bottom through the perforated area, and is drained from the drainage pipeline. Therefore, water inlet and water discharge of the washing machine can be effectively realized, and meanwhile, no sewage enters a large part of closed areas between the inner barrel and the outer barrel, so that dirt accumulation is avoided, and cleaning is not needed.
Furthermore, after the washing program or the rinsing program is finished, the washing machine enters water to wash the water inlet and outlet space, and sewage is thoroughly washed.
After washing or rinsing is finished and water is drained, the washing machine is filled with water again to wash the water inlet and drainage space between the inner barrel and the outer barrel, so that residual sewage can be further washed clean, and residues are avoided.
And (3) washing process:
water inflow: when the washing machine is used for washing, the observation window 12 is closed, tap water enters the space between the outer barrel and the perforated area of the inner barrel through the water inlet pipeline 10, the water is flushed into the water inlet and outlet space 9, and enters the inner barrel 3 of the washing machine through the perforated area 4 of the inner barrel to reach a proper water level, no water enters the closed area 8 at the moment, and water exists in the water inlet and outlet space 9 and the inner barrel 3.
Washing and draining: after water is fed, the motor drives the inner cylinder to wash according to a certain rotation-stop ratio program. After the washing is finished, the drainage pump is opened to drain, and the washing water in the inner cylinder enters the bottom low point of the water inlet and drainage space through the water inlet and drainage hole of the perforated area 4 and is drained by the drainage pipeline 11.
Scouring: the water inlet pipeline 10 of the washing machine is used for feeding water to wash the water inlet and outlet space, so that sewage is thoroughly washed, and free water is discharged through the water outlet pipeline 11.
And (3) dehydrating: the inner cylinder 3 is dehydrated, water is guided to the porous area 4 from the non-porous area 5 of the inner cylinder through the flow guide structure on the inner surface of the inner cylinder 3, and enters the drainage pipeline 11 for drainage through the lower low point of the water inlet and drainage space.
The above process is then repeated to rinse until the end of the wash.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. A drum washing machine comprises a box body, an outer drum and an inner drum, and is characterized in that the inner drum comprises a perforated area with holes and a sealed imperforate area, the perforated area of the inner drum is arranged at a front flange close to one end of a throwing opening, one side of the perforated area far away from the throwing opening is provided with a sealing component, and the sealing component is fixedly arranged on the inner wall of the outer drum and is in dynamic seal with the outer wall of the inner drum; a water inlet and drainage space is formed among the sealing assembly, a sealing window gasket of an observation window of the washing machine, a perforated area of the inner barrel and the outer barrel, and a flow guide structure for guiding water from the perforated area to the perforated area is arranged on the inner surface of the non-perforated area of the inner barrel;
the sealing assembly comprises a sealing ring and a fixing piece, the sealing ring is connected with the inner wall of the outer barrel through the fixing piece, and the sealing ring comprises a fixing ring, a connecting part, a dynamic sealing ring and a pre-tightening ring; the fixed ring is connected with the movable sealing ring through a connecting part, the fixed ring, the connecting part and the movable sealing ring are integrally formed, and the fixed ring is arranged on the outer ring of the movable sealing ring and is connected with the inner wall of the outer barrel; the inner wall of the dynamic sealing ring is in dynamic sealing with the outer wall of the inner barrel, and the outer wall of the dynamic sealing ring is provided with a pre-tightening ring which is used for pre-tightening the sealing assembly.
2. A drum washing machine according to claim 1, characterized in that a water inlet pipeline and a water discharge pipeline are arranged between the box body and the outer drum, and the water inlet pipeline and the water discharge pipeline are respectively communicated with the water inlet space and the water discharge space.
3. A drum washing machine as claimed in claim 2, characterized in that the water outlet of the water inlet pipeline is arranged on the outer drum wall of the water inlet and outlet space and corresponds to the perforated area on the upper part of the inner drum; the water inlet of the drainage pipeline is arranged on the outer cylinder wall of the water inlet and drainage space and corresponds to the perforated area at the lower part of the inner cylinder.
4. A control method of a drum washing machine according to any one of claims 1-3, comprising at least a washing program, a rinsing program and a dewatering program, characterized in that the washing machine executes the washing program or the rinsing program, and water enters from the perforated area of the inner drum into the non-perforated area when water enters; when the washing machine drains water or executes a dehydration program, water enters the porous area from the non-porous area;
after the washing procedure or the rinsing procedure is finished, the washing machine enters water to wash the water into the drainage space, and the sewage is thoroughly washed.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610919645.4A CN107974795B (en) | 2016-10-21 | 2016-10-21 | Roller washing machine and control method |
| JP2019520877A JP2019536512A (en) | 2016-10-21 | 2017-10-11 | Drum washing machine and control method |
| US16/343,551 US20190264362A1 (en) | 2016-10-21 | 2017-10-11 | Drum washing machine and control method |
| PCT/CN2017/105611 WO2018072625A1 (en) | 2016-10-21 | 2017-10-11 | Drum washing machine and control method |
| EP17861245.3A EP3530794A4 (en) | 2016-10-21 | 2017-10-11 | Drum washing machine and control method |
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| CN201610919645.4A CN107974795B (en) | 2016-10-21 | 2016-10-21 | Roller washing machine and control method |
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| CN107974795A CN107974795A (en) | 2018-05-01 |
| CN107974795B true CN107974795B (en) | 2020-10-13 |
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| US (1) | US20190264362A1 (en) |
| EP (1) | EP3530794A4 (en) |
| JP (1) | JP2019536512A (en) |
| CN (1) | CN107974795B (en) |
| WO (1) | WO2018072625A1 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685113A (en) * | 2018-07-05 | 2020-01-14 | 黄军贤 | Self-cleaning technology of full-automatic drum washing machine |
| CN110952269A (en) * | 2018-09-27 | 2020-04-03 | 青岛海尔滚筒洗衣机有限公司 | Drum washing machine |
| CN111394944A (en) * | 2019-01-02 | 2020-07-10 | 青岛海尔洗衣机有限公司 | Wall-mounted washing machine |
| CN109652947B (en) * | 2019-01-09 | 2021-06-15 | Tcl家用电器（合肥）有限公司 | Washing drum assembly and compound washing machine |
| WO2020256649A1 (en) * | 2019-06-18 | 2020-12-24 | Tulga Simsek | Washing machine motor systems on the drum |
| WO2020256654A1 (en) * | 2019-06-18 | 2020-12-24 | Tulga Simsek | Washing machine electrical systems on the drum |
| WO2020256655A1 (en) * | 2019-06-18 | 2020-12-24 | Tulga Simsek | Water tub free washing machine |
| WO2020256650A1 (en) * | 2019-06-18 | 2020-12-24 | Tulga Simsek | Washing machine mechanical balance system with metal weights |
| WO2020256658A1 (en) * | 2019-06-18 | 2020-12-24 | Tulga Simsek | Washing machine blocking water drain from drum perforations |
| WO2020256651A1 (en) * | 2019-06-18 | 2020-12-24 | Tulga Simsek | Washing machine mechanical balance system with liquid container weights |
| CN112195620B (en) * | 2019-06-19 | 2022-09-23 | 重庆海尔滚筒洗衣机有限公司 | Drum washing machine and control method thereof |
| CN110948741A (en) * | 2019-12-11 | 2020-04-03 | 马阳阳 | Horizontal environmental protection belt cleaning device of old and useless plastic film |
| CN113123078B (en) * | 2020-01-15 | 2023-12-22 | 博西华电器（江苏）有限公司 | Support of washing machine and washing machine |
| WO2023184642A1 (en) * | 2022-03-31 | 2023-10-05 | 无锡小天鹅电器有限公司 | Inner cylinder of clothes treatment device and clothes treatment device |
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- 2017-10-11 EP EP17861245.3A patent/EP3530794A4/en not_active Withdrawn
- 2017-10-11 US US16/343,551 patent/US20190264362A1/en not_active Abandoned
- 2017-10-11 JP JP2019520877A patent/JP2019536512A/en active Pending
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| CN105862318A (en) * | 2016-06-02 | 2016-08-17 | 深圳创新设计研究院有限公司 | Roller washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018072625A1 (en) | 2018-04-26 |
| CN107974795A (en) | 2018-05-01 |
| EP3530794A4 (en) | 2020-06-24 |
| JP2019536512A (en) | 2019-12-19 |
| EP3530794A1 (en) | 2019-08-28 |
| US20190264362A1 (en) | 2019-08-29 |
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Effective date of registration: 20201113 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, No.1 Haier Road, Laoshan District, Qingdao, Shandong Province Patentee before: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. |
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