WO2021157202A1 - Machine à laver - Google Patents

Machine à laver Download PDF

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Publication number
WO2021157202A1
WO2021157202A1 PCT/JP2020/046647 JP2020046647W WO2021157202A1 WO 2021157202 A1 WO2021157202 A1 WO 2021157202A1 JP 2020046647 W JP2020046647 W JP 2020046647W WO 2021157202 A1 WO2021157202 A1 WO 2021157202A1
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WO
WIPO (PCT)
Prior art keywords
auxiliary agent
water
silver crystal
washing machine
crystal unit
Prior art date
Application number
PCT/JP2020/046647
Other languages
English (en)
Japanese (ja)
Inventor
淳史 中瀬
捷 佐久間
義則 片岡
久保　哲也
大樹 砂田
Original Assignee
パナソニックＩｐマネジメント株式会社
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.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to BR112022012770A priority Critical patent/BR112022012770A2/pt
Priority to CN202080095491.6A priority patent/CN115038833B/zh
Publication of WO2021157202A1 publication Critical patent/WO2021157202A1/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
    • D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
    • 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 
    • D06F39/02—Devices for adding soap or other washing agents
    • 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

Definitions

  • This disclosure relates to a washing machine.
  • the washing machine is provided with a storage bag that is formed in a mesh pattern that allows water to pass through and contains a silver crystal material that dissolves in water and releases antibacterial silver ions, and the storage bag is attached to the water supply path of the washing machine.
  • a storage bag that is formed in a mesh pattern that allows water to pass through and contains a silver crystal material that dissolves in water and releases antibacterial silver ions, and the storage bag is attached to the water supply path of the washing machine.
  • the present disclosure provides a washing machine capable of stably imparting an auxiliary action to laundry.
  • the washing machine in the present disclosure includes an auxiliary agent unit containing an auxiliary agent, a detergent case provided with an auxiliary agent unit accommodating unit for detachably accommodating the auxiliary agent unit, and a water supply unit for supplying water to the auxiliary agent unit. Be prepared.
  • the washing machine in the present disclosure can stably impart an auxiliary action to the laundry.
  • FIG. 1 is a vertical cross-sectional view of the washing machine according to the first embodiment.
  • FIG. 2 is an exploded perspective view of the circumference of the upper frame of the washing machine according to the first embodiment.
  • FIG. 3 is a vertical cross-sectional view around the detergent case of the washing machine according to the first embodiment.
  • FIG. 4A is a top view of the water injection device lid of the washing machine according to the first embodiment.
  • FIG. 4B is a top view of the water injection structure portion of the washing machine according to the first embodiment.
  • FIG. 4C is a top view of the detergent case of the washing machine according to the first embodiment.
  • FIG. 5 is a cross-sectional view showing the periphery of the silver crystal unit housing portion of the washing machine according to the first embodiment.
  • FIG. 6A is an external perspective view showing the periphery of the silver crystal unit accommodating portion in the state where the silver crystal unit of the washing machine in the first embodiment is removed.
  • FIG. 6B is an external perspective view showing the periphery of the silver crystal unit accommodating portion in the state where the silver crystal unit of the washing machine according to the first embodiment is attached.
  • FIG. 7A is an external perspective view of the storage case of the washing machine according to the first embodiment with the storage case lid closed.
  • FIG. 7B is an external perspective view of the storage case of the washing machine according to the first embodiment with the storage case lid opened.
  • FIG. 8A is a top view of the storage case of the washing machine according to the first embodiment.
  • FIG. 8B is a cross-sectional view taken along the line 8B-8B of FIG. 8A.
  • FIG. 8C is a cross-sectional view taken along the line 8C-8C of FIG. 8A.
  • FIG. 9A is a top view of the silver crystal unit of the washing machine according to the first embodiment.
  • FIG. 9B is a bottom view of the silver crystal unit of the washing machine according to the first embodiment.
  • 9C is a cross-sectional view taken along the line 9C-9C of FIG. 9A.
  • FIG. 10 is a schematic view showing the flow of water flowing into the silver crystal unit in the vertical cross section around the detergent case of the washing machine according to the first embodiment.
  • FIG. 11 is a schematic view showing the flow of water flowing into the silver crystal unit in the cross section around the detergent case of the washing machine according to the first embodiment.
  • FIG. 10 is a schematic view showing the flow of water flowing into the silver crystal unit in the vertical cross section around the detergent case of the washing machine according to the first embodiment.
  • FIG. 11 is a schematic view showing the flow of water flowing into the silver crystal unit in the cross section around the detergent case of the
  • FIG. 12A is a cross-sectional view taken along the line 12A-12A of FIG. 9A in which the silver crystal of the silver crystal unit of the washing machine according to the first embodiment is in a focused state.
  • FIG. 12B is a cross-sectional view taken along the line 12B-12B of FIG. 9A in a state where the silver crystal of the silver crystal unit of the washing machine according to the first embodiment is a small amount remaining.
  • FIG. 1 is a vertical cross-sectional view of the washing machine according to the first embodiment.
  • a water tank 4 for storing water during washing is provided inside the washing machine main body 1, and a washing / dehydrating tank 3 for accommodating clothes can be rotated inside the water tank 4. It is provided in.
  • a pulsator 5 for stirring clothes during washing and rinsing is provided in the lower part of the washing / dehydrating tub 3. The pulsator 5 rotates around the axis of the washing / dehydrating tub 3 and rotates in a counter-rotating manner, so that the clothes inside the washing / dehydrating tub 3 are agitated.
  • the upper frame body 2 is arranged on the upper part of the washing machine main body 1.
  • An operation display unit 31 is provided in the upper rear portion of the upper frame body 2, and a control device 7 is provided below the operation display unit 31.
  • a plurality of water supply valves 80 connected by an external water faucet (not shown) and a water supply hose (not shown) are provided inside the rear of the upper frame body 2.
  • the water supply valve 80 is configured to be able to open and close a water channel provided inside, and each water supply valve 80 is independently opened and closed by an electromagnetic force.
  • a clothes inlet 2a for communicating the washing / dehydrating tub 3 with the outside is formed in the central portion of the upper frame body 2.
  • the upper part of the clothes inlet 2a is covered with a lid 6 so as to be openable and closable. The user can put the laundry in and out of the washing / dehydrating tub 3 through the clothes inlet 2a with the lid 6 open.
  • FIG. 2 is an exploded perspective view of the circumference of the upper frame of the washing machine according to the first embodiment.
  • a detergent case accommodating portion 12 is formed in the upper rear portion of the upper frame body 2, and the detergent case accommodating portion 12 detachably accommodates the detergent case 9.
  • a water injection device 11 is provided that introduces tap water through the water supply valve 80 described above and injects water into the detergent case 9 housed in the detergent case accommodating portion 12. The water charged into the detergent case 9 from the water injection device 11 passes through the inside of the detergent case 9 and is discharged to the detergent case accommodating portion 12 and is charged into the water tank 4.
  • the detergent case 9 is formed in a box shape that opens upward.
  • a grip portion 9d configured to be gripped by the user is provided on the front side of the detergent case 9.
  • the grip portion 9d is formed so as to be flush with the clothes inlet 2a formed in the upper frame body 2 in a state where the detergent case 9 is housed in the detergent case housing portion 12.
  • a powder detergent charging unit 9a into which powder detergent is charged, a liquid detergent charging unit 9b into which liquid detergent is charged, and a softener charging unit 9c into which a softener is charged are formed inside the detergent case 9, a powder detergent charging unit 9a into which powder detergent is charged, a liquid detergent charging unit 9b into which liquid detergent is charged, and a softener charging unit 9c into which a softener is charged are formed. There is. A silver crystal unit accommodating portion 16 to which the silver crystal unit 15 is detachably attached is formed behind the softener charging portion 9c. The silver crystal unit 15 and the silver crystal unit accommodating portion 16 will be described later.
  • FIG. 3 is a vertical cross-sectional view around the detergent case of the washing machine according to the first embodiment.
  • FIG. 4A is a top view of the water injection device lid of the washing machine according to the first embodiment.
  • FIG. 4B is a top view of the water injection structure portion of the washing machine according to the first embodiment.
  • FIG. 4C is a top view of the detergent case of the washing machine according to the first embodiment.
  • the water injection device 11 is composed of a water injection device lid 11a on the upper surface and a water injection structure portion 11b on the lower surface.
  • the water injection device lid 11a has a water supply port 8a for a powder detergent inlet connected to a first water supply valve 81 (see FIG. 2) and a liquid detergent inlet as a water inlet for introducing water from the water valve 80.
  • the water supply port 8b and the water supply port 8c for the softener input portion connected to the second water supply valve 82 (see FIG. 2) are provided. The water introduced from each water supply port flows down to the water injection structure portion 11b.
  • the water injection structure portion 11b is formed in a box shape, and the inside is divided into small rooms so as to correspond to the powder detergent charging section 9a, the liquid detergent charging section 9b, the softener charging section 9c, and the silver crystal unit housing section 16. Has been done.
  • the small rooms corresponding to the softener charging section 9c and the silver crystal unit housing section 16 are common small rooms. Further, in each small room, a plurality of nozzles are formed so as to communicate with the lower part and drop water into the detergent case 9.
  • a nozzle for powder detergent 13a, a nozzle for liquid detergent 13b, and a fabric softener are used corresponding to the detergent powder charging unit 9a, the liquid detergent charging unit 9b, the softener charging unit 9c, and the silver crystal unit housing unit 16.
  • a nozzle 14 and a silver crystal nozzle 10 are provided, respectively.
  • the water injection structure portion 11b can independently supply water to the powder detergent charging section 9a, the liquid detergent charging section 9b, the softener charging section 9c, and the silver crystal unit housing section 16.
  • the inside of the water supply valve 80 (see FIG. 2) and each small room are formed as a wide water channel.
  • the detergent nozzle 13, the softener nozzle 14, and the silver crystal nozzle 10 are formed as holes having a small diameter. With this configuration, the flow velocity increases due to the Venturi effect when passing through each nozzle, so that the force of water falling into the detergent case 9 can be strengthened.
  • the silver crystal nozzle 10 is composed of a first nozzle 10a having a large diameter and a second nozzle 10b having a small diameter.
  • the first nozzle 10a and the second nozzle 10b are arranged on a straight line in the front-rear direction.
  • a powder detergent discharge port 30a that opens downward is provided in the center of the powder detergent input section 9a, and detergent water containing the dissolved detergent powder is discharged downward.
  • a siphon structure 30b is provided in the liquid detergent charging section 9b and the softener charging section 9c.
  • the siphon structure 30b sucks up the liquid by a siphon phenomenon and discharges it downward. That is, when a predetermined amount of water is supplied from the nozzle, the liquid detergent or softener dissolved in the water is carried downward by the siphon structure 30b and discharged to the detergent case accommodating portion 12.
  • a discharge port 30c of the silver crystal unit accommodating portion is formed in the inner bottom portion of the silver crystal unit accommodating portion 16, and the water discharged from the silver crystal unit accommodating portion 15 is discharged downward.
  • FIG. 5 is a cross-sectional view showing the periphery of the silver crystal unit housing portion of the washing machine according to the first embodiment.
  • FIG. 6A is an external perspective view showing the periphery of the silver crystal unit accommodating portion in the state where the silver crystal unit of the washing machine in the first embodiment is removed.
  • FIG. 6B is an external perspective view showing the periphery of the silver crystal unit accommodating portion in the state where the silver crystal unit of the washing machine according to the first embodiment is attached.
  • the silver crystal unit accommodating portion 16 is formed in a box shape, and the silver crystal unit 15 is detachably configured.
  • a plurality of inclined ribs 16c extend vertically on the inner peripheral wall of the silver crystal unit accommodating portion 16.
  • the inclined rib 16c is formed so as to project downward, and smoothly guides the silver crystal unit 15 when the silver crystal unit 15 is inserted downward.
  • the vertical end face of the inclined rib 16c comes into contact with the silver crystal unit 15 in a state where the silver crystal unit 15 is completely inserted into the silver crystal unit accommodating portion 16. As a result, the silver crystal unit 15 is held in the silver crystal unit accommodating portion 16 and does not fall even when the detergent case 9 is turned upside down.
  • the silver crystal unit 15 is provided with a hinge portion 22 described later, and the silver crystal unit accommodating portion 16 is provided with a claw 16b on the silver crystal unit accommodating portion side.
  • the hinge portion 22 not only acts as a hinge structure, but is also configured to be engageable with the silver crystal unit accommodating portion side claw 16b.
  • the hinge portion 22 engages with the silver crystal unit accommodating portion side claw 16b.
  • the silver crystal unit 15 is attached to the silver crystal unit accommodating portion 16.
  • the holding of the silver crystal unit 15 by the inclined rib 16c and the mounting of the silver crystal unit 15 by the hinge portion 22 may be provided with either one or both.
  • the silver crystal unit 15 has a screw boss portion 23 (described later) protruding from one side surface, and is configured so that the overall shape is not point-symmetrical.
  • the silver crystal unit accommodating portion 16 has a notch 16a formed at a position facing the screw boss portion 23 so as not to interfere with the screw boss portion 23.
  • the silver crystal unit 15 is positioned so as to be in a normal position (described later), that is, a correct storage position with respect to the silver crystal unit accommodating portion 16. Therefore, when the user attaches the silver crystal unit 15, it is possible to prevent the silver crystal unit 15 from being attached in the wrong direction.
  • the positioning structure provided in the silver crystal unit 15 does not have to be the screw boss portion 23.
  • FIG. 7A is an external perspective view of the storage case of the washing machine according to the first embodiment with the storage case lid closed.
  • FIG. 7B is an external perspective view of the storage case of the washing machine according to the first embodiment with the storage case lid opened.
  • the silver crystal unit 15 is mainly composed of a silver crystal 29 (described later, see FIG. 3), a storage case 18 for accommodating the silver crystal 29, and a storage case lid 19.
  • the silver crystal 29 is composed of a material in which a silver component having an antibacterial action is kneaded into water-soluble diboron trioxide (B2O3), and is formed into a large number of granular small pieces. Since the silver crystal 29 is composed of particles, it has a large surface area and is easily dissolved in water. The silver crystal 29 is eluted by immersion in water and releases antibacterial silver ions into the water. In this way, the silver crystal 29 acts as an auxiliary agent that produces silver ionized water and imparts an antibacterial effect to the laundry.
  • B2O3 water-soluble diboron trioxide
  • the storage case 18 is formed in a box shape with an upper opening, and is covered above by a storage case lid 19.
  • the storage case lid 19 is connected to the storage case 18 by a hinge portion 22 configured to be bendable.
  • the storage case lid 19 is provided with a fitting claw convex portion 25 on the outer side surface.
  • a fitting claw recess 26 is provided at a position facing the fitting claw convex portion 25.
  • the storage case lid 19 is arranged so as to project laterally, and a screw boss portion 23 extending downward is formed.
  • the screw boss portion 23 and the screw seat portion 24 are arranged on opposite sides of the hinge portion 22.
  • a screw hole 23a is formed in the screw boss portion 23 for screwing from below.
  • the storage case lid 19 is temporarily fixed to the storage case 18 and is screwed to the screw seat portion 24 and the screw boss portion 23 by screws 24a.
  • FIG. 8A is a top view of the storage case of the washing machine according to the first embodiment.
  • FIG. 8B is a cross-sectional view taken along the line 8B-8B of FIG. 8A.
  • FIG. 8C is a cross-sectional view taken along the line 8C-8C of FIG. 8A.
  • FIG. 9A is a top view of the silver crystal unit of the washing machine according to the first embodiment.
  • FIG. 9B is a bottom view of the silver crystal unit of the washing machine according to the first embodiment.
  • 9C is a cross-sectional view taken along the line 9C-9C of FIG. 9A.
  • the storage case lid 19 is provided with a first opening 20 for introducing water inside the silver crystal unit 15, and a second opening for discharging water is provided on the bottom surface 28 of the storage case, which is the bottom surface of the storage case 18.
  • a unit 21 is provided.
  • the silver crystal unit 15 discharges the silver ionized water generated by immersing the introduced water in the silver crystal 29 downward from the second opening 21.
  • the second opening 21 is arranged so as not to be vertically below the first opening 20, and is configured so that the opening area is larger than that of the first opening 20.
  • the first opening 20 is arranged on the end side of the storage case lid 19 from substantially the center, and a part thereof overlaps with the second opening 21.
  • the storage case bottom surface 28 of the storage case 18 is formed so as to be inclined downward. As a result, the silver crystal 29 inside moves downward due to its own weight, and tends to accumulate at the lower part of the slope.
  • the first opening 20 and the second opening 21 are integrally molded with the water passing member 27 by insert molding so that the opening portion is covered by the water passing member 27.
  • the water flow member 27 is made of a material different from that of the storage case 18, and is formed in a mesh shape so that the mesh size is about 100 mesh.
  • the water passage member 27 allows water to pass through and does not allow the silver crystal 29 having a certain size or larger to pass through. Further, the silver crystal 29 gradually becomes smaller as it dissolves in water, and the grains of the silver crystal 29 dissolved to a size that allows the water passage member 27 to pass through the eyes are not visible to the user.
  • the user opens the lid 6 to put clothes into the washing / dehydrating tub 3, operates the operation display unit 31 to set the operation content, and causes the control device 7 to start the washing operation.
  • the user puts an amount of powder detergent or liquid detergent according to the amount of clothes into the detergent case 9.
  • the control device 7 opens the first water supply valve 81 to supply water to the water injection device 11 via the water supply port 8a for the powder detergent inlet and the water inlet 8b for the liquid detergent inlet. Introduced, the water injection device 11 injects water into the powder detergent charging unit 9a and the liquid detergent charging unit 9b via the detergent nozzle 13a and the liquid detergent nozzle 13b of the detergent nozzle 13.
  • the detergent in the detergent case 9 is dissolved in water, discharged to the detergent case accommodating portion 12, and put into the water tank 4 and the washing / dehydrating tank 3 together with water.
  • the control device 7 closes the first water supply valve 81, and the clothes housed in the washing / dehydrating tank 3 are stirred by the pulsator 5 to wash and stir.
  • the washing process is complete, the rinsing process begins.
  • the first rinsing operation started.
  • the first rinsing operation may be performed a plurality of times.
  • the first water supply valve 81 is opened to inject water into the empty powder detergent charging section 9a and the liquid detergent charging section 9b, and water containing no softener and silver ions is poured into the water tank 4 and the washing / dehydrating tank. Supply to 3.
  • the pulsator 5 starts stirring the clothes to wash away the detergent components adhering to the clothes.
  • the second water supply valve 82 is opened to supply water to the softener nozzle 14 and the silver crystal nozzle 10 in order for the water injection device 11 to supply water to the softener charging section 9c and the silver crystal unit accommodating section 16.
  • the water discharged downward from the softener nozzle 14 dissolves the softener charged into the softener charging unit 9c, is carried by the siphon structure 30b, and is discharged to the detergent case accommodating unit 12.
  • the water discharged downward from the silver crystal nozzle 10 passes through the silver crystal unit 15 to become silver ion water, which is discharged to the detergent case accommodating portion 12.
  • the water containing the softener and silver ions discharged into the detergent case accommodating portion 12 is charged into the water tank 4 and the washing / dehydrating tank 3.
  • the pulsator 5 starts stirring the garment to attach the softener and silver ions to the garment.
  • the rinsing process is completed as soon as the final rinsing operation is completed.
  • silver ions are cations, they have the property of easily adhering to general clothing containing a negatively polarized molecular structure.
  • the detergent containing the anionic surfactant is added at the same time, the amount of silver ions adhering to the clothes is reduced because the interaction between the silver ions and the anionic surfactant acts.
  • FIG. 10 is a schematic view showing the flow of water flowing into the silver crystal unit in the vertical cross section around the detergent case of the washing machine according to the first embodiment.
  • FIG. 11 is a schematic view showing the flow of water flowing into the silver crystal unit in the cross section around the detergent case of the washing machine according to the first embodiment.
  • the second water supply valve 82 When the second water supply valve 82 is opened, water is introduced into the water injection device 11.
  • the water introduced into the water injection device 11 is discharged downward from the first nozzle 10a and the second nozzle 10b, which are the silver crystal nozzles 10, and is supplied to the silver crystal unit 15 through the water passing member 27.
  • the silver crystal nozzle 10 is formed as a hole having a small diameter.
  • the water discharged from the pores gradually widens as the distance from the pores increases.
  • the silver crystal unit 15 is configured such that the water flow member 27 and the silver crystal nozzle 10 are close to each other. As a result, the water discharged from the silver crystal nozzle 10 reaches the water flow member 27 earlier than the width of the water flow widens. Since the narrow water flow can pass through the fine mesh of the water passing member 27, it can be efficiently supplied into the silver crystal unit 15 while maintaining the momentum.
  • the water injected from the first nozzle 10a having a large diameter and the second nozzle 10b having a small diameter causes turbulence in the storage case 18.
  • the turbulent water becomes high-concentration silver ion water because the silver crystal 29 is evenly immersed in the water. Further, since the entire silver crystal 29 is uniformly exposed to water each time water is injected, the concentration of silver ionized water can be kept constant in each washing operation.
  • the granular silver crystal 29 is moved inside the storage case 18 by a stream of water. As a result, the silver crystal 29 comes into even contact with water and rubs against other silver crystal 29 grains or the inner wall of the storage case 18 to quickly dissolve in water. In this way, by filling the storage case 18 with the granular silver crystals 29 so as to have a gap between the silver crystals 29, the silver crystals 29 can be quickly dissolved in water.
  • the water introduced into the silver crystal unit 15 from the first opening 20 does not descend linearly, but bypasses the inside of the storage case 18 and flows down to reach the second opening 21.
  • the silver crystal 29 and water can be brought into contact with each other over a distance longer than the vertical dimension of the storage case 18.
  • water can be evenly contacted with the entire silver crystal 29, so that high-concentration silver ion water can be stably generated every time the washing operation is performed.
  • the silver ionized water generated in the silver crystal unit 15 is discharged from the second opening 21.
  • the second opening 21 is provided larger than the first opening 20 to prevent the amount of water supplied from exceeding the amount of drainage and to prevent water from overflowing from the upper part of the silver crystal unit 15. ..
  • FIG. 12A is a cross-sectional view taken along the line 12A-12A of FIG. 9A in which the silver crystal of the silver crystal unit of the washing machine according to the first embodiment is in a focused state.
  • FIG. 12B is a cross-sectional view taken along the line 12B-12B of FIG. 9A in a state where the silver crystal of the silver crystal unit of the washing machine according to the first embodiment is a small amount remaining.
  • silver crystal 29 Since silver crystal 29 is water-soluble, it gradually decreases every time the washing operation is performed. As shown in FIGS. 12A and 12B, since the bottom surface 28 of the storage case 18 of the storage case 18 is inclined, the silver crystal 29 having a small amount of remaining is likely to accumulate at the lower part of the inclination. Further, as shown in FIG. 10, since the bottom surface 28 of the storage case of the storage case 18 is inclined downward in the direction in which the first nozzle 10a having a large amount of water discharged is arranged, a small amount of silver crystal 29 remains. It can be efficiently dissolved in water.
  • the user can maintain the antibacterial performance of the washing machine by replacing the silver crystal unit 15 with a new one at an appropriate timing.
  • the control device 7 measures the number of times the washing operation is executed, and when the number of times the washing operation is executed reaches the recommended number of times for replacement, the LED (not shown) of the operation display unit 31 blinks. As a result, the user can check the remaining amount of the silver crystal 29 without visually observing the inside of the silver crystal unit 15, so that it is not necessary to provide a window configured so that the inside of the silver crystal unit 15 can be visually recognized.
  • the operation display unit may notify the remaining usable number of times of the silver crystal unit 15. As a result, the user can grasp the replacement time of the silver crystal unit 15 early, so that the replacement silver crystal unit 15 can be prepared in advance.
  • the washing machine includes a silver crystal unit 15 accommodating the silver crystal 29 and a detergent case 9 provided with a silver crystal unit accommodating portion 16 accommodating the silver crystal unit 15 in a detachable manner.
  • the silver crystal unit 15 when the remaining amount of silver crystal 29 is low, the silver crystal unit 15 can be replaced. Further, if necessary, the silver crystal unit 15 can be removed for washing operation.
  • the silver crystal unit accommodating portion 16 may be formed with an inclined rib 16c that guides the silver crystal unit 15 in the insertion direction.
  • the inclined rib 16c guides the silver crystal unit 15 in the insertion direction, so that smooth insertion is possible. Further, since the contact area between the silver crystal unit 15 and the silver crystal unit accommodating portion 16 becomes small, friction at the time of insertion can be reduced.
  • a hinge portion 22 is provided on the upper portion of the silver crystal unit 15, and when the silver crystal unit 15 is inserted into the silver crystal unit accommodating portion 16, the hinge portion 22 becomes a silver crystal. It may be stopped by the claw 16b on the unit accommodating portion side.
  • the silver crystal unit 15 is attached to the silver crystal unit accommodating portion 16 and does not fall even when the detergent case 9 is turned upside down.
  • the silver crystal unit 15 includes a storage case 18 and a silver crystal 29, and the storage case 18 includes a main body for accommodating the silver crystal 29 and a storage case that covers the upper surface of the main body. Includes a lid 19 and.
  • the storage case lid 19 may be formed with a screw hole 23a provided in the screw boss portion 23 screwed with a screw 24a from below with respect to the main body portion.
  • the screw 24a is hard to come into contact with water by screwing from below.
  • the storage case 18 is provided so as to be bendable, includes a hinge portion 22 for connecting the main body portion and the storage case lid 19, and the main body portion, the storage case lid 19 and the hinge portion 22 are integrated. It may be formed as a target.
  • the silver crystal unit 15 can be provided at low cost.
  • the storage case 18 may include a fitting claw convex portion 25 and a fitting claw concave portion 26 in which the main body portion and the storage case lid 19 engage with each other.
  • the storage case lid 19 is provided with a first opening 20 and a second opening 21 at the lower part of the main body, and the first opening 20 and / or the second opening is provided.
  • the portion 21 may be covered with a water passing member 27 provided so as to allow water to pass through the silver crystal 29.
  • This configuration enables water flow and suppresses the leakage of silver crystal 29.
  • the silver crystal unit 15 may include a positioning unit that positions the silver crystal unit 15 so that it is housed in a normal position with respect to the silver crystal unit housing unit 16.
  • the silver crystal unit 15 includes a storage case 18 for accommodating the silver crystal 29 and a storage case lid 19 for covering the upper surface of the main body. Further, the positioning portion is composed of a screw boss portion 23 and a screw seat portion 24 for fixing the storage case 18 and the storage case lid 19, and the silver crystal unit storage portion 16 accommodates the silver crystal unit 15 in a normal position. A notch 16a into which the screw boss portion 23 and the screw seat portion 24 are inserted may be formed in the state where the screw boss portion 23 and the screw seat portion 24 are inserted.
  • the screw boss portion 23 and the screw seat portion 24 can be used as positioning portions, so that it is not necessary to provide a dedicated positioning structure.
  • a vertical washing machine has been described as an example of a washing machine.
  • the washing machine may be one that can wash the cloth with water. Therefore, the washing machine is not limited to the vertical washing machine, and may be a drum type washing machine or a two-tank type washing machine.
  • a silver crystal that imparts an antibacterial effect to laundry has been described as an example of an auxiliary agent.
  • the auxiliary agent is not limited to silver crystal as long as it is water-soluble and imparts an auxiliary effect to the laundry.
  • the auxiliary agent may be one that imparts an effect such as antibacterial, deodorant, or aroma, or one that enhances the effect of a detergent or a softener.
  • This disclosure is applicable to washing machines equipped with an auxiliary agent unit. Specifically, the present disclosure is applicable to vertical washing machines, drum-type washing machines, two-tank washing machines, and the like.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)

Abstract

Une machine à laver selon la présente divulgation comprend : une unité à cristaux d'argent (15) pour la réception de cristaux d'argent (29) ; un boîtier de détergent (9) pourvue d'une partie de réception d'unité à cristaux d'argent (16) dans laquelle l'unité à cristaux d'argent (15) est reçue de manière amovible ; et un dispositif d'injection d'eau (11) pour introduire de l'eau dans l'unité à cristaux d'argent (15). En adoptant cette configuration, l'unité à cristaux d'argent (15) peut être remplacée lorsque la quantité restante de cristaux d'argent (29) est faible. Il est ainsi possible de conférer une action auxiliaire au linge de manière stable. En outre, l'opération de lavage peut être effectuée avec l'unité à cristaux d'argent (15) retirée, si nécessaire.
PCT/JP2020/046647 2020-02-06 2020-12-15 Machine à laver WO2021157202A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BR112022012770A BR112022012770A2 (pt) 2020-02-06 2020-12-15 Lavadora de roupas
CN202080095491.6A CN115038833B (zh) 2020-02-06 2020-12-15 洗衣机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020-018399 2020-02-06
JP2020018399A JP7285400B2 (ja) 2020-02-06 2020-02-06 洗濯機

Publications (1)

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WO2021157202A1 true WO2021157202A1 (fr) 2021-08-12

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JP (1) JP7285400B2 (fr)
CN (1) CN115038833B (fr)
BR (1) BR112022012770A2 (fr)
TW (1) TW202140886A (fr)
WO (1) WO2021157202A1 (fr)

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JP2021122527A (ja) 2021-08-30
TW202140886A (zh) 2021-11-01
CN115038833B (zh) 2024-03-01
CN115038833A (zh) 2022-09-09
BR112022012770A2 (pt) 2022-09-06
JP7285400B2 (ja) 2023-06-02

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