WO2014020976A1 - Dispositif de pompe pour machine à laver - Google Patents

Dispositif de pompe pour machine à laver Download PDF

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Publication number
WO2014020976A1
WO2014020976A1 PCT/JP2013/064632 JP2013064632W WO2014020976A1 WO 2014020976 A1 WO2014020976 A1 WO 2014020976A1 JP 2013064632 W JP2013064632 W JP 2013064632W WO 2014020976 A1 WO2014020976 A1 WO 2014020976A1
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WO
WIPO (PCT)
Prior art keywords
water
washing machine
pump
pump device
core member
Prior art date
Application number
PCT/JP2013/064632
Other languages
English (en)
Japanese (ja)
Inventor
勉 畑山
小嶋　健司
Original Assignee
株式会社 東芝
東芝コンシューマエレクトロニクス・ホールディングス株式会社
東芝ホームアプライアンス株式会社
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 株式会社 東芝, 東芝コンシューマエレクトロニクス・ホールディングス株式会社, 東芝ホームアプライアンス株式会社 filed Critical 株式会社 東芝
Priority to CN201380035333.1A priority Critical patent/CN104428540B/zh
Publication of WO2014020976A1 publication Critical patent/WO2014020976A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • B01D37/025—Precoating the filter medium; Addition of filter aids to the liquid being filtered additives incorporated in the filter
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C02F1/505—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment by oligodynamic treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/685—Devices for dosing the additives
    • C02F1/688—Devices in which the water progressively dissolves a solid compound
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/002—Grey water, e.g. from clothes washers, showers or dishwashers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection

Definitions

  • Embodiment of this invention is related with the pump apparatus for washing machines provided with the filtration function and the antibacterial function.
  • tap water is generally used as an external water source.
  • water from the water source is stored in advance in a water storage tank, and a water supply pump device provided outside the machine, that is, externally attached to the washing machine, is inserted into the water storage tank serving as the water storage source. I try to draw it in the washing machine and wash it.
  • iron rust red rust
  • water supply equipment such as a water storage tank or a water distribution pipe and mixed into the water, and the water may become muddy red (red water).
  • the bath water left in the bathtub is used as a water storage source, and the water supply pump device is inserted in the same manner as above to supply water to the washing machine and use it as washing water. May breed. For example, miscellaneous bacteria adhering to clothing often cannot be completely removed by washing, and there is a risk that odor will be generated when the germs propagate.
  • a pump device provided with a filter medium for filtering impurities or an antibacterial agent having an antibacterial action has been proposed (for example, see Patent Document 1).
  • the size is increased as the number of functions is increased.
  • the antibacterial agent and the filter medium are arranged stepwise along the flowing water path of the pump device. Usability, such as, also falls.
  • a washing machine that has a compact structure and good handleability while having a pump function that enables water supply from a water storage source, a filtration function that filters impurities in water, and an antibacterial function that imparts an antibacterial effect to laundry. It is providing the pump apparatus for.
  • the pump device supplies water to the washing machine by putting it into the water of an external water storage source, and the pump device sucks and discharges water from the water storage source.
  • It is set as the structure provided with the pump main body which enables and the filtration apparatus which has the filtration function of water.
  • the filtration device is provided with a hollow container-like filtration case having one end connected to the water absorption side of the pump body and having an inlet at the other end, and provided inward of the filtration case.
  • the partially broken side view which shows the whole structure of the pump apparatus for washing machines which shows one Embodiment
  • the external appearance perspective view of the washing machine which shows the use condition of the pump apparatus by one Embodiment
  • the disassembled perspective view of the filtration apparatus provided with the antibacterial agent by one Embodiment Sectional drawing which shows the connection structure of the pump apparatus and washing machine side by one Embodiment
  • FIGS. 2 is an external perspective view showing a usage state of the pump device 2 applied to an automatic washing machine 1 that automatically performs, for example, a washing operation to a dehydrating operation, and the inside of the main body 3 that forms the outline of the washing machine 1.
  • a water receiving tub and a washing tub also serving as a dewatering tub are provided rotatably inside the water receiving tub.
  • a top cover 4 that forms the upper surface of the main body 3 is provided with a washable lid 5 that can be opened and closed, and an operation panel 6 for setting various operation details is provided in front of the lid.
  • a tap water supply port 7 and a pump water supply port 8 are provided at the rear portion of the top cover 4.
  • the tap water supply port 7 has a cylindrical shape for supplying tap water from an external water source to the washing machine 1 (washing tub), and is capable of fitting and connecting a tap water supply hose (not shown).
  • a water supply electromagnetic valve (not shown) is provided inside the tap water supply port 7, and the valve is automatically opened and closed according to the operation of the washing machine 1 to enable water supply control.
  • the pump water supply port 8 is detachably connected to the other end of the water supply hose 9 connected to the pump device 2.
  • the water supply hose 9 will be described later in detail, the water supply hose 9 is formed in a spiral shape so as to be a stretchable bellows made of resin and has a high elasticity and flexibility, and is washed through the pump water supply port 8. It is in the state which connected to the water supply path in the machine 1 (washing tub).
  • the water supply hose 9 is electrically connected to the control circuit of the washing machine 1 simultaneously with the connection to the pump water supply port 8 (details will be described later), and the operation of the pump device 2 is controlled based on the operation control of the washing machine 1. Can be controlled.
  • symbol 10 in FIG. 2 has shown the bathtub as a water storage source typically for an effect
  • FIG. The pump housing portion having a shape can accommodate and hold the pump device 2 in a vertical state, and details will be described later including an explanation of the operation.
  • FIGS. 1 shows the overall configuration of the pump device 2
  • FIG. 3 shows a disassembled configuration of a filtration device 13 (to be described later) constituting the pump device 2.
  • the pump device 2 shown in FIG. 1 is composed of a pump body 12 located at the upper part and a filtration device 13 connected to the lower side of the pump body 12.
  • the pump body 12 has a general submersible pump configuration, and includes a pump motor 15 and a pump impeller 16 in the pump case 14, and the inside of the pump case 14 having the impeller 16 is on the lower surface side thereof.
  • a swirl chamber (not shown) having a water suction port 17 is formed, and a discharge port 18 extending upward in a cylindrical shape is formed on the discharge side.
  • the water inlet 17 protrudes downward in a cylindrical shape, and a threaded portion 17a is formed on the outer peripheral side surface thereof.
  • a screw portion 14 a is also formed on the lower outer peripheral side surface of the pump case 14.
  • the water supply hose 9 is fitted and connected to the discharge port 18, and the other end is detachably connected to the pump water supply port 8 of the washing machine 1 as disclosed in FIG.
  • an electric cable 20 led out from the pump motor 15 is integrally formed along a spiral, and the other end is electrically connected to the washing machine 1 side.
  • the filter device 13 is detachably mounted on the lower surface of the pump body 12 having the water inlet 17.
  • the filtration device 13 includes a filtration case 21 forming an outer shell, a core member 22 disposed inside the filtration case 21, and a filter medium 23 attached to the outer peripheral side surface of the core member 22.
  • the antibacterial agent 24 is housed in the inner portion of the core member 22.
  • the filtration case 21 has a bottomed cylindrical shape with an upper surface opened.
  • a transparent resin material acrylonitrile butadiene styrene resin, acrylonitrile styrene resin, polycarbonate resin, Acrylic resin or the like
  • the bottom portion 21a has a plurality of inlets 25, and a threaded portion 21b is formed on the inner peripheral surface of the opened upper end portion.
  • the threaded portion 21a is screwed to the threaded portion 14a at the bottom of the pump case 14 so that it can be easily detached. It has a simple combined configuration. Therefore, the upper wall surface of the pump case 14 is formed on the lower surface side of the pump body 12, thereby forming a space inward.
  • a plurality of, for example, two air vent holes 26 are formed at positions facing each other below the threaded portion 21b.
  • the air vent hole 26 is provided at an upper portion of a space region formed in the filtration case 21 in a state where the filtration case 21 is combined with the pump case 14 and incorporated therein.
  • the leg part 27 which protruded intermittently downward is provided in the outer periphery of the bottom part 21a, that is, the inflow passage of the water from the clearance gap between each leg part 27 to the inflow port 25 is ensured.
  • a cylindrical core member 22 is disposed on the inner peripheral wall surface (at least the inner bottom surface and the inner side surface) of the filtration case 21 so as to be inwardly secured with a sufficient gap.
  • the core member 22 includes a bottomed cylindrical core body 28 and a lid body 29 coupled so as to close the upper surface opening.
  • the core body 28 has a plurality of water passage holes 30 communicating inside and outside in the upper half of the peripheral side wall, whereas the lower half region (peripheral side wall and bottom wall) has a non-porous configuration, so-called water.
  • a non-porous cylindrical accommodating portion 31 that functions as a reservoir is formed to accommodate the antibacterial agent 24 (details will be described later).
  • a threaded portion 28 a is formed on the innermost surface of the uppermost portion that is the open end of the core body 28.
  • the lid body 29 has a disk shape and has a cylindrical opening 32 projecting upward at the center, forming a threaded portion 32a on the inner side surface, and further forming a threaded portion 29a on the outer peripheral side surface of the disk shape. is doing. Therefore, the screw portion 29a is screw-coupled with the screw portion 28a of the core body 28 to constitute the core member 22, and the screw portion 32a of the opening 32 is screw-coupled with the screw portion 17a on the outer peripheral side surface of the water inlet 17 of the pump case 14. As a result, the core member 22 is disposed and fixed in a hollow position inside the filtration case 21.
  • a filter medium 23 is attached to the outer peripheral side surface of the core member 22, and the filter medium 23 has a filtering function capable of capturing and removing impurities such as iron rust contained in water.
  • the material flexible cloth such as old clothes and unnecessary clothes can be used.
  • a white non-woven fabric cut into a sheet shape is used as a cylinder as shown in FIG.
  • a cylindrical filter medium 23 is formed by sewing both ends of the core member 22 so as to be approximately equal to the diameter dimension of the core member 22 and approximately equal to the height dimension of the core member 22. Therefore, the filter medium 23 is fitted to the outer peripheral side surface of the core member 22 by utilizing its own flexibility and elasticity, so that the filter medium 23 is mounted so as to cover the entire outer peripheral side surface, and is detachably held without easily falling off.
  • an antibacterial agent 24 effective for imparting an antibacterial effect to the laundry is accommodated in the accommodating part 31 which is the inner part of the core member 22.
  • the antibacterial agent 24 is stored in a container-shaped storage case 33 so as to facilitate attachment and detachment work by replacement or the like, and is made into a so-called cassette for easy handling.
  • the antibacterial agent 24 has a granular shape formed in an appropriate polyhedral shape as shown in FIG. 1, and the antibacterial components are eluted when immersed in water. In other words, it has a solubilized solubility in water and is composed of a metal element having antibacterial properties and phosphate glass. For example, in this embodiment, from about 3 weight percent silver oxide, about 27 weight percent zinc oxide, about 1 weight percent cobalt oxide, and about 69 weight percent calcium phosphate are suitable for eluting the desired antimicrobial component. It is configured.
  • silver oxide elutes silver ions having antibacterial properties in water as an antibacterial component and imparts an antibacterial effect to the laundry being washed as will be described later. If the silver oxide content is 0.1% by weight or less, a substantial antibacterial action cannot be obtained, and if it is 5% by weight or more, it is liable to turn brown by light and the production cost is increased. It is. Therefore, the silver oxide content is preferably 0.1 to 5 weight percent.
  • Zinc oxide is mainly responsible for preventing browning of silver oxide.
  • the antibacterial action is recognized also to the zinc ion eluted from this zinc oxide, although not as much as a silver ion, it also functions as an antibacterial component.
  • zinc oxide may be slightly discolored, the content is preferably 50% by weight or less.
  • Cobalt oxide is added as a metal oxide for coloring the antibacterial agent 24 itself in blue, and the antibacterial agent 24 can be colored in vivid blue even with a very small content. Although this will be described in detail later, this coloring is effective for visually confirming the presence / absence of the antibacterial agent 24 and the remaining amount.
  • the phosphoric acid-based glass contains a phosphoric acid component (P205) as a main component as a soluble glass.
  • This phosphoric acid component (P205) maintains the transparency of the glass or gradually dissolves silver ions in water. Has the effect of melting. However, if the concentration is less than 10 percent by weight, the mechanical strength may not be maintained, while if it exceeds 80 percent by weight, the mechanical strength may be reduced. Therefore, the content of the phosphoric acid component (P205) is preferably 10 to 80 weight percent of the whole antibacterial agent 24, and optimally 30 to 70 weight percent.
  • the storage case 33 has a hollow cylindrical shape as a whole and is integrally formed by resin molding.
  • the storage case 33 includes a cylindrical container portion 33a having a bottomed container shape, and a flat lid portion 33b capable of opening and closing the upper surface opening of the container portion 33a.
  • a part of the peripheral end portion of the portion 33b is integrally formed in a state where it is connected to the upper end portion of the container portion 33a, and the connecting portion functions as a flexible hinge portion, so that the lid portion 33b is moved in the direction of the arrow.
  • the container portion 33a can be opened and closed.
  • a plurality of through holes 34 and 35 having appropriate shapes are formed in the container portion 33a and the lid portion 33b in order to improve water permeability inside and outside. Accordingly, the antibacterial component of the antibacterial agent 24 accommodated in the inside is allowed to flow out of the container, and the storage state such as the remaining amount of the internal antibacterial agent 24 can be easily visually confirmed from the outside.
  • Engaging claw portions 36 that can be elastically deformed are projected at three locations on the outer peripheral end of the lid portion 33b, and the engaging claw portions 36 are elastically hooked on the corresponding container portions 33a.
  • a joining portion 37 is formed, thereby constituting an engaging means that engages and holds the lid portion 33b in a closed state and that can be detached.
  • the storage case 33 storing the antibacterial agent 24 has a shape that fits in the non-porous storage portion 31 of the core member 22 as shown in FIG. 1 and is detachably stored.
  • the filtration apparatus 13 which comprises the filter medium 23 and the antibacterial agent 24 in the filtration case 21 is comprised.
  • a water supply cylinder portion 38a communicating with the water supply hose 9 and a retaining lever 38b are integrally formed of resin.
  • the water supply cylinder portion 38a is inserted into the pump water supply port 8 so as to be watertightly connected through the packing 40, communicate with the water supply passage 41 inside the machine, and reach the washing tub (not shown). Is formed.
  • the retaining lever 38b is projected so as to allow seesaw motion by elastic deformation in order to maintain the connection state of the water supply hose 9, and the claw portion at the lower end thereof elastically engages with the engagement hole 4a of the top cover 4. By engaging, it functions as an upward stopper, and it can be easily detached from the engaged state by pressing the upper end of the stopper lever 38b.
  • the connector 39 has a terminal portion 39a connected to the electric cable 20 provided along the spiral in the water supply hose 9 so that the pump device 2 can be electrically connected to the washing machine 1 side.
  • a socket 42 that can be attached to and detached from the connector 39 is provided on the top cover 4 side, which is the washing machine 1 side, and has a terminal portion 42a that can supply power from the washing machine 1 side. Therefore, by inserting the connector 39 into the socket 42, the terminal portions 39a and 42a are connected and become conductive. As a result, power can be supplied to the pump device 2, and the pump device 2 is connected to the control circuit of the washing machine 1, that is, automatically controlled to be turned off and on according to the operation of the washing machine 1.
  • the electrical connection of the connector 39 and the socket 42 is made possible easily in connection with the connection work to the pump water supply port 8 of the water supply cylinder part 38a which forms the water supply path for pumps.
  • the specific configuration of the electric cable 20 will be described with reference to FIG. 4, which is composed of a conductive wire 20 a having a conductivity and a resin insulating coating material 20 b covering the conductive wire 20 a.
  • the electric wire cable 20 also serves to increase the elasticity of the bellows-shaped water supply hose 9 in addition to conductivity. That is, the conductive wire 20a is a hard metal wire, and the wire cable 20 is welded and integrally provided along the spiral concave portion of the water supply hose 9, so that stretchability and appropriate elastic strength can be obtained. I have to.
  • the other end of the water supply hose 9 connected to the pump device 2 is connected to the pump water supply port 8 on the washing machine 1 side with the water supply cylinder portion 38a at the front end, and the connector 39 is a socket.
  • the pump device 2 is connected to the control circuit of the washing machine 1 via the electric cable 20 and is in an operable state.
  • the pump device 2 is in a state of being submerged in the water in the bathtub 10 indicated by a two-dot chain line in FIG. 2, and the leg portion 27 on the bottom 21 a side of the filtering device 13 is placed on the inner bottom surface of the bathtub 10. It is installed in a vertical state, so-called vertical state.
  • the pump device 2 is thrown into the water, the inlet 25 side on the normal filtration device 13 side is thrown into the tip.
  • water begins to flow into the filter case 21 from a large number of inlets 25, and the air in the filter case 21 is pushed up from below and discharged from the upper air vent hole 26 to the outside of the filter case 21 (in FIG. 1).
  • the filtration apparatus 13 can be immersed in water quickly, without receiving big resistance, and can be easily installed in the vertical position in the desired position in the bathtub 1.
  • the washing process is started first.
  • the pump device 2 is controlled and operated. That is, as disclosed in FIG. 4, the connector 39 is inserted into the socket 42, so that the pump body 12 (pump motor 15) is connected to the control circuit of the washing machine 1 through the electric cable 20. is there. Therefore, in the water supply stroke at the start of operation, the pump action as required is executed, such as controlling the operation of the pump body 12.
  • the water in the bathtub 10 is sucked in by the pump body 12, and is supplied from a water supply hose 9 to a washing tub (not shown) through a water supply path for pumps such as the pump water supply port 8 of the washing machine 1.
  • a water supply stroke for example, by detecting that a predetermined water level has been reached by a water level sensor (not shown), the control circuit receiving the detection signal stops driving the pump body 12.
  • a driving course in which a generally known washing process, rinsing process, dehydration process, etc. proceeds is automatically performed, and the pump body according to a required water supply operation based on a preset program 12 (pump motor 15) is driven.
  • the pump device 2 As shown in FIGS. 1 and 2, the pump device 2 is installed vertically at the bottom of the bathtub 10, and the pump motor 15 is driven to rotate the impeller 16, thereby rotating the water pump 17 into the pump case 14. The pump functions to suck water into and discharge from the discharge port 18.
  • water first flows into the filtration case 21 from the inlet 25 formed in the bottom 21a of the filtration device 13.
  • the inflow port 25 does not adsorb to the bottom surface of the bathtub 10 and smoothly flows in from the gap between the leg portions 27 projecting intermittently.
  • the flow of water in the filter case 21 moves quickly. This means that the pump function of the pump body 12 effectively exhibits the water suction action without sucking air.
  • the water level in the bathtub 10 reaches the air vent hole 26, the outside air is sucked and the normal pump function cannot be maintained, so the water level until the air vent hole 26 is reached remains as residual water.
  • the inflowing water passes through the filter medium 23, passes through the plurality of water passage holes 30 of the core member 22, and flows into the pump case 14 so as to be sucked into the water suction port 17 on the pump body 12 side. All of the water flowing into the pump body 12 is filtered through the filter medium 23. In other words, it can effectively remove fine impurities mixed in water, and can also remove fine impurities such as iron rust (red rust) when absorbing water from other storage sources such as water storage tanks.
  • As a so-called filter device 2 it is possible to supply the purified water from which impurities have been filtered by exhibiting the original filtration function to the pump body 12 side, and thus to the washing machine 1 side.
  • the filter medium 23 covers the entire outer peripheral side surface of the core member 22, but the lower half region of the core member 22 has a non-porous bottomed cylindrical shape (corresponding to the accommodating portion 31) in which the water passage holes 30 are not provided. ),
  • the passage of water in the lower half of the corresponding filter medium 23 is not as good as that of the upper half (corresponding to the water passage 30). It flows into the inside of the member 22. Therefore, when the clogging state progresses due to the impurities trapped in the upper half of the filter medium 23 and the water permeability is lowered, the water flow and the filtering action in the lower half become more effective, and the original filtering function as the filtering device 13 is achieved. It can be maintained for a long time.
  • the antibacterial agent 24 in the core member 22 is stored in a storage case 33 in a storage portion 31 that is non-porous around the top surface. Therefore, there is little direct flow of water from the side.
  • the antibacterial agent 24 in the housing case 33 is naturally immersed in the water. It is in. Since the water in the storage portion 31 is in contact with the water flowing on the upper surface side of the storage portion 31 and the storage case 33 as the pump body 12 is driven, the water gradually flows upward from the storage portion 31 and becomes new. Replaced with water.
  • the slow-dissolving antibacterial agent 24 is capable of eluting antibacterial components because it is immersed in water during the water supply process for driving the pump body 12.
  • the antibacterial agent with improved solubility is consumed quickly. Therefore, maintenance management such as new replenishment becomes complicated, and the antibacterial performance has a great degree of change depending on the amount of water and water supply time, and it is difficult to obtain a stable desired antibacterial effect.
  • the antibacterial agent 24 in the present embodiment is maintained in a state where the antibacterial agent 24 is immersed in water after the first washing operation, for example (details will be described later), and effective until the water supply operation in the next washing operation.
  • the solubility is adjusted so that the antibacterial component of the concentration can be eluted. That is, assuming that the laundry is usually performed every day, the composition component has a slow-solubility so that a desired antibacterial effect can be obtained when a laundry operation is performed on the next day (next time).
  • the slow-dissolving antibacterial agent 24 of the present embodiment is suitable by adjusting the distribution of the phosphoric acid component, which is the main component of the phosphate glass, and adjusting the elution degree of silver ions that are the antibacterial component.
  • the slightly soluble antibacterial agent 24 is obtained. Therefore, in actual use, about 2 to 4 times of water supply process including a rinsing process is performed in one washing operation, but in a short time water supply process in the first washing operation, the contact time with water is small and antibacterial.
  • the components are only slightly eluted and do not give an effective antibacterial effect to the laundry.
  • the pump device 2 in the usage pattern shown in FIG. 2 is taken out from the bathtub 10 in which water still remains.
  • the pump device 2 is lifted while being used in a vertically placed state, that is, a vertical state is maintained.
  • most of the water in the pump device 2 (the pump body 12 and the filtration device 13) flows in a direction almost opposite to the flow of water when the pump body 12 is driven as indicated by the solid line arrow in FIG. Specifically, the air flows out from the air vent hole 26 of the filtration case 21 and the lower inlet 25.
  • the accommodating portion 31 in the lower half of the core member 22 has a non-porous bottomed cylindrical shape that functions as a water reservoir, a predetermined amount of water in the accommodating portion 31 does not flow out. Remains. That is, the pump device 2 is taken out while the antibacterial agent 24 in the storage case 33 is immersed in a predetermined amount of water. And the pump apparatus 2 is accommodated in the pump accommodating part 11 provided in the washing machine 1 shown in FIG. 2 with this vertical type state.
  • the pump accommodating portion 11 detachably accommodates the entire pump device 2 and holds and fixes the pump device 2 in a vertical state.
  • the slow-dissolving antibacterial agent 24 stored in a predetermined amount of water for a long time in an immersed state can obtain an effective contact time with water and elutes an antibacterial component having an effective concentration to reach a saturated state. Reach up to. Therefore, when the next washing operation is performed, the pump device 2 is taken out from the pump housing portion 11 and is put into the bathtub 10 in the vertical state and installed in the vertical state. After preparing to perform, the operation by the washing machine 1 may be executed.
  • the water flows in the direction indicated by the solid line arrow in FIG. 1 in the same manner as described above, and the water from which impurities are removed by the filter medium 23 passes through the water supply hose 9 and the like. Supplied to the washing machine 1.
  • the washing water containing this antibacterial component is supplied into the washing tub.
  • this filter device 13 can be easily disassembled and assembled. For example, both the filter case 21 and the core member 22 are screwed to separate them from the pump body 12 side. Can be easily detached manually and assembled easily.
  • the degree of contamination (clogged state) of the filter medium 23 is confirmed from the outside of the transparent filter case 21.
  • the filter case It is possible to easily perform only in a disassembled state in which only 21 is detached from the pump main body 12 side, and in particular, the filter medium 23 is made of a white cloth material, so that the degree of dirt can be clearly confirmed without any disassembly. This is convenient because the replacement time of the filter medium 23 can be easily determined.
  • the entire filtering device 13 needs to be disassembled and assembled.
  • the core member 22 itself is also an assembly configuration using screw coupling, it can be disassembled by simple manual work.
  • the antibacterial agent 24 is in the form of a cassette stored in the storage case 33 as shown in the present embodiment, it is excellent in handling at the time of replenishment, and if the core member 22 is also made of a transparent resin, the core It is possible to visually recognize from the outside of the member 22 through the storage case 33, and it is convenient that the necessity of replenishment of the antibacterial agent 24, and therefore the necessity of disassembly, can be confirmed beforehand.
  • the pump body 12 of the pump device 2 can be easily supplied to the washing machine 1 as washing water from a water storage source such as the bathtub 10 or another water storage tank.
  • clean water that has been filtered by the filter medium 23 of the filtration device 13 provided on the suction side of the lower part of the pump main body 12 and from which impurities in the water have been removed can be supplied as washing water, particularly when a water storage tank or the like is used as the water storage source Even for fine impurities such as easy iron rust (red rust), the filter medium 23 can be reliably removed and purified by forming a nonwoven fabric, and the laundry can be prevented from being stained or discolored.
  • the filtering device 13 is provided with an antibacterial function so that a hygienic antibacterial effect can be imparted to the laundry.
  • an accommodation portion 31 capable of storing water as a water reservoir is provided on the inner side of the core member 22 of the filtration device 13, and the slowly soluble antibacterial agent 24 with respect to water is accommodated in the accommodation portion 31.
  • the pump device 2 having the filtration device 13 is taken out from the water storage source of the bathtub 10, the pump device 2 is provided in the washing machine 1 with the water stored in the storage portion 31. I was able to hold it.
  • the antibacterial agent 24 soaked in the water can elute the antibacterial component having an effective concentration with sufficient contact time with water, and the antibacterial component in advance when the washing operation is performed using the pump device 2 next time. Can be supplied to the washing tub and can impart an effective antibacterial effect to the laundry.
  • the antibacterial agent 24 is stored in a container 33 having a good water-permeable container shape and is made into a cassette, when it is newly replaced for replenishment of the antibacterial agent 24, it is easy to handle and attach and detach. It is convenient to use.
  • the pump device 2 having multiple functions such as a pump function, a filtration function, and an antibacterial function can be adopted by so-called external attachment to various existing washing machines that do not have this type of function. Convenience.
  • a filtration device 13 is detachably provided on the water absorption side at the lower part of the pump body 12, and in this filtration device 13, the outer peripheral side surface of the core member 22 having a plurality of water passage holes 30 in the peripheral wall while the filter medium 23 that exhibits the filtration function is mounted, the antibacterial agent 24 that exhibits the antibacterial function is housed inside the core member 22.
  • the antibacterial agent 24 and the filter medium 23 are arranged inside and outside the core member 22, the vertical and vertical dimensions of the filtration device 13 can be reduced. Therefore, it is possible to prevent the overall size in the vertical direction in which the pump body 12 is incorporated in the upper part and the filtration device 13 is incorporated in the lower part which is the water absorption side, and the pump apparatus 2 as a whole having a multi-function can be provided in a compact configuration. .
  • the filter medium 23 is configured to cover the outer peripheral side of the antibacterial agent 24, so that the antibacterial component can be eluted from the antibacterial agent 24 by the filtered water even in the water from the water storage source.
  • a safe, hygienic and effective antibacterial effect can be imparted to objects.
  • the accommodating portion 31 provided in the lower half of the lower region of the core member 22 that accommodates the antibacterial agent 24 is provided with a water passage hole 30. It was formed in a container shape that functions as a water reservoir capable of storing water with an open top surface and an open top surface. Thereby, when the pump apparatus 2 is taken out from a water storage source such as the bathtub 10, it can be taken out in a state where water is stored in the storage part 31, and can be held in the pump storage part 11 provided in the washing machine 1 while being stored.
  • a water storage source such as the bathtub 10
  • the slow-dissolving antibacterial agent 24 can be immersed in the stored water for a long time, a solution eluting the antibacterial component at the concentration originally required can be obtained, and an effective antibacterial effect can be imparted to the laundry.
  • the pump housing portion 11 can store the pump device 2, the pump device 2 and the water supply hose 9 can be arranged without being obstructed when not in use. In the present embodiment, the antibacterial effect is demonstrated at the time of the next washing work, but it can be validated even in the first washing work.
  • the pump device 2 in a state where water is poured into the accommodating portion 31 in advance and the antibacterial agent 24 is immersed is held in the pump accommodating portion 11, and the pump device 2 is installed in the bathtub 10 in a vertically placed state.
  • the pump device 2 is possible to exert an effective antibacterial effect even in the first washing operation.
  • the filtration device 13 when the filtration device 13 is poured into water in a vertical arrangement with the inlet 25 of the filtration case 21 constituting the filtration device 13 on the lower surface side, the air in the filtration case 21 flows into the filtration case 21. It can escape from the air vent hole 26 provided in the upper part, and the filtration apparatus 13 (pump apparatus 2) can be easily installed in the desired position in water, for example, on the bottom part of the bathtub 10, for example.
  • the non-woven filter medium 23 is formed in a cylindrical shape and is detachably fitted to the core member 22.
  • the present invention is not limited thereto, and for example, a sheet-like cloth material is used as the core member 22. It may be wound around and bound with an appropriate string member, or an elastic band may be wound and held.
  • the filter device 13 that can be disassembled employs a coupling means by a screw portion in the coupling with the upper pump body 12 side and the configuration of the core member 22 that holds the filter medium 23 and the antibacterial agent 24. Disassembling and assembling work can be done easily without requiring special tools.
  • the present invention is not limited to this, and other coupling means such as elastic engagement made of resin can be developed and adopted.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Filtration Of Liquid (AREA)

Abstract

Dispositif de pompe pour machine à laver, qui est placé dans l'eau dans une source d'eau extérieure et qui achemine l'eau dans la machine à laver, et est conçu de manière à être doté d'un corps de pompe principal permettant d'admission et l'évacuation de l'eau dans la source d'eau et d'un dispositif de filtre ayant une fonction de filtrage d'eau. Le dispositif de filtre est conçu de manière à être équipé : d'un carter de filtre en forme de récipient creux, dont une première extrémité est reliée au côté admission d'eau du corps de pompe principal et dont l'autre extrémité possède un orifice d'entrée ; d'un élément central cylindrique disposé vers l'intérieur du carter de filtre et possédant une pluralité de trous d'eau dans la paroi périphérique ; d'un milieu de filtrage destiné à filtrer les impuretés contenues dans l'eau, le milieu de filtrage étant monté sur la surface latérale de la paroi périphérique de l'élément central ; et d'un agent antimicrobien, qui est logé sur l'intérieur de l'élément central et qui est progressivement soluble dans l'eau.
PCT/JP2013/064632 2012-08-03 2013-05-27 Dispositif de pompe pour machine à laver WO2014020976A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201380035333.1A CN104428540B (zh) 2012-08-03 2013-05-27 洗衣机用的泵装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012172881A JP2014031767A (ja) 2012-08-03 2012-08-03 洗濯機用のポンプ装置
JP2012-172881 2012-08-03

Publications (1)

Publication Number Publication Date
WO2014020976A1 true WO2014020976A1 (fr) 2014-02-06

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PCT/JP2013/064632 WO2014020976A1 (fr) 2012-08-03 2013-05-27 Dispositif de pompe pour machine à laver

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JP (1) JP2014031767A (fr)
CN (1) CN104428540B (fr)
WO (1) WO2014020976A1 (fr)

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CN103982471B (zh) * 2014-05-21 2016-01-20 吴刚 具有滑动性圆锥轴承并利于抽水的抽水装置
CN107313215B (zh) * 2016-04-26 2019-11-05 青岛海尔洗衣机有限公司 一种能加挂使用的水处理装置及具有此装置的洗衣机
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CN105971899B (zh) * 2016-07-07 2017-07-25 广东精铟海洋工程股份有限公司 一种具有引管组件的海水提升系统
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CN104428540A (zh) 2015-03-18
JP2014031767A (ja) 2014-02-20

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