WO2019105319A1 - 一种洗衣机的进水装置及洗衣机 - Google Patents

一种洗衣机的进水装置及洗衣机 Download PDF

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Publication number
WO2019105319A1
WO2019105319A1 PCT/CN2018/117377 CN2018117377W WO2019105319A1 WO 2019105319 A1 WO2019105319 A1 WO 2019105319A1 CN 2018117377 W CN2018117377 W CN 2018117377W WO 2019105319 A1 WO2019105319 A1 WO 2019105319A1
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WIPO (PCT)
Prior art keywords
water
washing machine
water inlet
inlet
suction pump
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Application number
PCT/CN2018/117377
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English (en)
French (fr)
Chinese (zh)
Inventor
孙广彬
程宝珍
王飞飞
杨景利
Original Assignee
青岛海尔洗衣机有限公司
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Publication date
Application filed by 青岛海尔洗衣机有限公司 filed Critical 青岛海尔洗衣机有限公司
Priority to JP2020528412A priority Critical patent/JP7114018B2/ja
Publication of WO2019105319A1 publication Critical patent/WO2019105319A1/zh

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/088—Liquid supply arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

Definitions

  • the invention belongs to the field of washing machines, and in particular to a water inlet device and a washing machine of a washing machine.
  • a general washer-dryer can wash the laundry placed in the washing tub, and can dry the laundry according to the selected procedure after the washing is completed.
  • the drying process is as follows: under the action of the heating device, the dried air is heated into dry hot air in the heating pipe, and then enters the washing tub to exchange heat with the wet clothes in the washing tub to remove moisture in the laundry.
  • the present invention has been made in view of the above.
  • the technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and provide a water inlet device and a washing machine for a washing machine, so that the washing tub can communicate with the water inlet waterway only when the water is in the water, and the drying and the like are executed.
  • the water inlet water path is isolated from the washing tub, the heat loss during the drying process and the contaminants such as wire dust enter the water inlet water path are avoided; meanwhile, the water inlet device of the present invention receives the washing water provided by the different water inlet channels.
  • the main flow water is connected in parallel with the water suction pump by using the flow passage in the flow channel in the water tank, and the water inlet pump separately provided for the water suction pump is not required.
  • the present invention has a part compared with the washing machine with the water suction pump.
  • the utility model has the advantages of small quantity, low cost and small occupation volume, so that the washing machine can more conveniently use other water sources such as bath water as the washing water of the washing machine to achieve the purpose of saving water.
  • a water inlet device of a washing machine is provided with a single-pass device on the water inlet path of the washing machine, and the single-pass device is opened by water pressure when the washing machine enters water, and is kept closed after the water inlet is completed.
  • the water inlet device includes a water tank that communicates with the water inlet waterway, the water tank has a water box outlet connected to the washing tub of the washing machine, and the single-pass device is installed on the water outlet of the water tank. The switching of the on/off state of the water outlet of the water tank is controlled.
  • the single-way device is a one-way valve plate mounted on the water outlet of the water tank;
  • the one-way valve piece is made of rubber.
  • the washing machine is provided with a drying module communicating with the washing tub, the drying module is for drying the laundry, and the single-passing device is for preventing the air in the washing tub from entering the washing machine when the laundry is dried. Into the waterway.
  • the water tank includes a flow channel distribution chamber and a water mixing chamber that communicate with each other, and the flow channel distribution chamber is provided with a flow path for guiding a water flow direction, and the water cartridge outlet is disposed on the water mixing chamber .
  • the water inlet device of the washing machine comprises a first inlet water channel and a second inlet water channel respectively connected to the water tank, respectively, wherein the first inlet water channel comprises a water suction pump, and the flow channel distribution chamber has a first flow path that communicates the second inlet water passage with the pump chamber of the suction pump.
  • the flow channel distribution chamber has a first water inlet end and a first water outlet end respectively communicating with the first flow channel, the first water inlet end is in communication with the second water inlet waterway, and the first water outlet end is The pump chamber of the water suction pump is in communication; the first water inlet end of the flow channel distribution chamber is disposed at a lower height than the first water outlet end;
  • the first water inlet end and the first water outlet end are respectively disposed on opposite sides of the flow channel distribution chamber, and the first flow channel traverses the flow channel distribution chamber.
  • the flow channel distribution chamber further has a second flow channel
  • the flow channel distribution chamber has a second water inlet end and a second water outlet end respectively communicating with the second flow channel, and the second water inlet end Communicating with the first flow channel, the second water outlet end is in communication with the water mixing chamber.
  • the flow channel distribution chamber is further provided with a third flow channel that guides the water in the water suction pump to flow into the water tank and communicates with the water outlet of the water suction pump;
  • the flow channel distribution chamber has a third flow and a third flow
  • the third water inlet end and the third water outlet end are connected to each other, the third water inlet end is in communication with the water suction pump drain port, and the third water outlet end of the third flow channel is in communication with the water mixing chamber.
  • a washing machine which is characterized in that the water inlet device of the washing machine according to any one of the above, a single-way device is provided on the water inlet path of the washing machine, and the single-pass device is opened by water pressure when the washing machine enters the water, and the water is completed. Stay closed afterwards.
  • the present invention has the following advantageous effects compared with the prior art.
  • the water inlet device and the washing machine of the washing machine of the present invention are provided with a single-passing device on the water inlet path of the washing machine, and the single-passing device is opened by the water pressure when the washing machine enters the water, and remains closed after the water inlet is completed.
  • the washing tub is only connected to the water inlet when it enters the water, and the water inlet is isolated from the washing tub when the drying and other procedures are performed, thereby avoiding heat loss during the drying process and contaminants such as wire dust.
  • the problem of water inlets are provided.
  • the water inlet device includes a water tank that communicates with the water inlet waterway, and the one-way device is disposed on a water outlet of the water tank of the washing machine.
  • the water tank is in communication with a first inlet waterway and a second inlet waterway that are separately connected to the washing tub, and the first inlet waterway includes a suction pump, the second inlet waterway and the suction The pumps are connected.
  • the main inlet water and the water suction pump are connected in parallel, and when the water inlet water is in the water, the water is pumped into the pump chamber of the water suction pump, that is, the pumping process is realized, so that the water suction pump can be opened after the water inlet pump is opened. It can be quickly started, eliminating the need for a separate water supply inlet valve for flood pump start-up pumps. Compared with the conventional washing machine with a suction pump, the number of parts is small, the cost is low, and the volume is small.
  • the present invention provides a first flow passage in the water tank that directs the flow of water into the pumping chamber of the suction pump, the first flow passage being in direct communication with the inlet water passage independent of the suction pump.
  • the first water inlet end of the flow channel distribution chamber of the present invention has a lower installation height than the first water outlet end, and the first water inlet end and the first water outlet end are respectively disposed opposite to the flow channel distribution chamber.
  • the side is designed to allow the water tank to complete the pumping by means of overflow. In this way, not only the length of the inlet water is extended, but also an energy buffer zone for the influent water, thereby reducing the water flow impact of the influent water, and the flow capacity after the influent water enters the water tank is weakened, making it smoother.
  • the ground flows in accordance with the flow direction of the flow channel.
  • the lower part of the flow channel distribution chamber of the water tank is provided with a water mixing chamber, and the water mixing chamber is connected to the washing tub.
  • the mixing chamber and the flow channel distribution chamber communicate through a plurality of openings, so that the water flow of the different flow channels can finally be merged into the mixing chamber, and finally flows into the washing tub through the opening of the mixing chamber to the opening of the washing tub.
  • the water outlet of the mixing chamber of the present invention is further provided with a one-way valve piece which maintains a closed/open state when there is no/pressure, and controls switching of the water outlet opening/opening state.
  • the washing tub can only communicate with the water inlet when it enters the water, and the water inlet is isolated from the washing tub when the drying and other procedures are performed, thereby avoiding heat loss and wire dust pollution during the drying process. The problem of things entering the water inlet.
  • the invention introduces the other influent water in the first flow channel except the water for pumping into the washing tub through the second flow channel, realizes the parallel water inlet of the main water inlet and the water suction pump, and improves the water inlet speed.
  • the water absorption of the water suction pump flows into the washing tub through the third flow path provided in the flow path distributing chamber to supply the washing water to the washing machine.
  • the water suction pump is started, the water supply to the first flow path can be stopped by turning off the water inlet valve, and a single water suction pump is used for water supply.
  • the water suction pump has the function of absorbing water, so that other water that is usually accumulated in the washing machine can be sucked into the washing machine, especially when the water absorbing pump can communicate with a large water storage device such as a bathtub in the home, thereby achieving the purpose of greatly saving water.
  • Figure 1 is a front view of a water inlet device of a washing machine and a water cartridge assembly of the same according to the present invention
  • FIG. 2 is a top plan view of the water inlet device of the washing machine of the present invention and the upper cover of the water tank assembly cover of the washing machine;
  • Figure 3 is a plan view showing the water inlet device of the washing machine of the present invention and the water tank assembly of the washing machine with the upper cover removed;
  • Figure 4 is a schematic view showing the water inlet device of the washing machine of the present invention and the water tank of the washing machine mounted on the disc holder of the washing machine;
  • Figure 5 is a schematic view of a water inlet device assembly of a washing machine of the present invention.
  • Fig. 6 is a schematic view showing a one-way valve of a water inlet device of a washing machine of the present invention.
  • connection In the description of the present invention, it should be noted that the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or integrally connected; can be mechanical or electrical; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood in a specific case by those skilled in the art.
  • the present invention discloses a water inlet device and a washing machine of a washing machine.
  • a single-way device is arranged on the water inlet channel of the washing machine, and the single-way device is opened by water pressure when the washing machine enters water. , keep off after the water is completed.
  • the invention makes the washing tub only communicate with the water inlet waterway when the water is in the water, and the water inlet waterway is isolated from the washing tub when the drying and other procedures are performed, thereby avoiding the heat loss and the wire scraping and the like in the drying process.
  • the water inlet device of the present invention receives the washing water provided by different inlet water passages, and simultaneously uses the flow passage in the water distribution tank of the water tank to connect the main water inlet and the water suction pump in parallel,
  • the conventional water inlet valve for the water suction pump is required.
  • the invention Compared with the washing machine with the water suction pump, the invention has the advantages of small number of parts, low cost and small volume, so that the washing machine can more conveniently use other water sources such as bath water.
  • the washing water of the washing machine achieves the purpose of saving water.
  • a water inlet device of a washing machine is disclosed in this embodiment.
  • a single-way device is provided on the water inlet path of the washing machine, and the single-way device is opened by water pressure when the washing machine enters the water, and is kept closed after the water inlet is completed.
  • the water inlet device includes a water tank 1 communicating with the water inlet water pipe, the water tank 1 having a water outlet 61 communicating with a washing tub of the washing machine, and the single-passing device installed at the water outlet At 61, switching of the on/off state of the water outlet 61 is controlled.
  • the one-way valve device is a one-way valve plate 62 mounted on the water outlet 61.
  • the one-way valve plate shown in FIG. 6 is made of rubber.
  • the washing machine in this embodiment is provided with a drying module 13 communicating with the washing tub, the drying module 13 is for drying clothes, and the one-way valve piece 62 is used for blocking the clothes.
  • the drying is carried out, the air in the washing tub enters the water inlet path of the washing machine.
  • the water inlet device comprises a first inlet water channel and a second inlet water channel respectively communicating with the water tank 1 respectively, the first inlet water channel comprising a water suction pump 2, the second inlet water channel and the water inlet device
  • the water suction pump 2 is in communication.
  • the second inlet water passage in this embodiment supplies water to the washing tub through the tap water inlet water passage.
  • the water suction pump 2 and the second water inlet water path of the first water inlet water passage are respectively connected to the water tank 1.
  • the water tank 1 includes a water tank upper cover 11, which includes a flow path distribution chamber 5 provided with a first flow path 51 that guides a flow of water into the pump chamber of the suction pump 2.
  • the second water inlet water passage is communicated with the pump chamber of the water suction pump.
  • the water suction pump 2 is provided with a water suction pump water inlet 21, and the water of other water sources can be sucked into the washing tub by the operation of the water suction pump 2 for washing the washing machine.
  • the water suction pump 2 is used to connect the water suction pump water inlet 21 to the bathtub in the home, so that the function of washing with the bath water can be realized, thereby reducing the water consumption of the washing machine.
  • the washing machine of the present invention further includes a water inlet water path independent of the above-described water suction pump 2.
  • the water inlet water passage is connected to the tap water in the home, and the switch is controlled by the water inlet valve 9.
  • the flow channel distribution chamber 5 has a first water inlet end 511 and a first water outlet end 512 respectively communicating with the first flow channel 51.
  • the first water inlet end 511 is in communication with the inlet water passage of the washing machine, and the first water outlet end 512 is in communication with the pump chamber of the water suction pump 2.
  • the suction pump In general, the suction pump must be pumped before operation, that is, the pump chamber is filled with liquid. This requires a separate water supply valve to control all the influent water into the pump chamber of the suction pump to complete the pumping operation. Let the suction pump start working normally.
  • the first flow passage 51 of the present invention is in direct communication with the inlet water passage independently of the suction pump 2, so that the main inlet water and the suction pump 2 are connected in parallel, and when the inlet water passage is in water, the pump is simultaneously supplied to the suction pump 2.
  • the filling of the cavity that is, the process of pumping, enables the suction pump to be started quickly after the inlet water circuit is opened, eliminating the need for a separate water supply inlet valve for the suction pump to start the pump. .
  • Compared with the conventional washing machine with a suction pump it has a small number of parts, low cost and small volume.
  • the set height of the first water inlet end 511 of the flow channel distribution chamber 5 in this embodiment is lower than the set height of the first water outlet end 512. .
  • the first water inlet end 511 and the first water outlet end 512 are respectively disposed on opposite sides of the flow channel distribution chamber 5, and the first flow channel traverses the flow channel distribution chamber. In this way, not only the length of the inlet water is extended, but also an energy buffer zone is provided for the influent water, thereby reducing the water flow impact of the influent water, and the flow capacity after the influent water enters the water tank is weakened, making it smoother.
  • the ground flows in accordance with the flow direction of the flow channel.
  • the bottom of the first flow path 51 in the present embodiment has an opening near the first water inlet end 511 for the near end in the first flow path 51.
  • the water stored at a water inlet end 511 is discharged, and the opening is a water storage drain port 513.
  • the cross section of the water storage drain 513 is much smaller than the cross section of the first water inlet end 511, so that when water flows in the first flow path 51, too much water is not leaked. After the washing machine stops entering the water, the stored water at the place can be discharged from the flow path through the water storage drain 513.
  • the water tank further includes a water mixing chamber 6 communicating with the flow channel distribution chamber and located below the flow channel distribution chamber, the water mixing chamber 6 passing through the water outlet 61
  • the washing tubs communicate with each other, and water of different flow passages in the distribution chamber flows into the washing tub 61 through the water outlet 61 for washing and washing.
  • the flow channel distribution chamber 5 further has a second flow channel 52 having a second water inlet end 521 and a second water outlet respectively communicating with the second flow channel 52.
  • the end 522, the second water inlet end 521 is in communication with the first flow channel 51, and the second water outlet end 522 is an opening at the bottom of the flow channel distribution chamber 5, communicating with the water mixing chamber 6.
  • the second flow passage 51 functions to cooperate with the first flow passage 51 to realize water injection from the water inlet passage of the washing machine. (In this embodiment, tap water) that is, the flow direction of the first flow passage 51 from the inlet water passage has two flow directions, one of which flows into the pump chamber of the suction pump through the first outlet end 512, and the other passes through the first passage.
  • the second flow path 52 flows into the washing tub through the mixing chamber 6.
  • the second water outlet end 522 in this embodiment is an opening at the bottom of the flow path distribution chamber 5, and the opening is directly communicated with the water mixing chamber 6 below it.
  • the water storage drain 513 in the first flow path 51 is also in communication with the water mixing chamber 6, discharges the stored water into the water mixing chamber 6, and finally enters the washing tub of the washing machine through the water outlet 61.
  • the flow channel distribution chamber 5 of the present embodiment is further provided with a third flow path 53 for guiding the water in the water suction pump 2 to flow into the water tank 1 and communicating with the water discharge port of the water suction pump 2;
  • the chamber 5 has a third water inlet end 531 and a third water outlet end 532 respectively communicating with the third flow passage 53, the third water inlet end 531 communicating with the suction pump drain port, and the third flow passage 53
  • the third water outlet end 532 is in communication with the water mixing chamber 6. As shown in FIG. 3, the third water outlet end 532 is an opening that opens at the bottom of the flow path distribution chamber 5.
  • the cross section of the first water outlet end 512 is smaller than the cross section of the third water inlet end 531. This is because the water consumption of the pump is not much, and once the water pump is running, the water volume of the water outlet will be very large. Therefore, in order to better meet the actual needs of the water, the cross sections of the two are set to be different, thereby saving the water pipe material.
  • the first water outlet end 512 in this embodiment is a water pipe communicating with the pump chamber of the water suction pump 2, and the side wall of the flow channel distribution chamber 5 is provided with an opening a7, a first water outlet end 512 and an opening a7.
  • the third water inlet end 531 is a water pipe communicating with the water outlet of the water suction pump, and the side wall of the flow channel distribution chamber 5 is provided with an opening b8, and the third water inlet end 531 is opposite to the opening b8.
  • the opening a7 and the opening b8 are located on the side wall of the same proximal suction pump side on the flow path distribution chamber 5.
  • the function of the third flow path is to realize the process of introducing water from other water sources into the washing tub through the suction pump.
  • the second inlet water passage further includes a branch inlet water passage, that is, a first inlet branch 3 and a second inlet branch 4 in the drawing.
  • the first water inlet branch 3 communicates with the pump chamber of the water suction pump 2 and the washing tub of the washing machine through the water tank 1 respectively; the second water inlet branch 4 passes through the water tank 2 and the washing tub of the washing machine The same.
  • the flow channel distribution chamber 5 is further provided with a fourth flow channel 54 for guiding the water flow of the second water inlet branch 4 to the water tank 1, and the flow channel distribution chamber 5 has a connection with the fourth flow channel 54, respectively.
  • the fourth water inlet end 541 and the fourth water outlet end 542 are connected.
  • the fourth flow passage 54 communicates with the additive chamber 12, and the fourth water discharge end 542 is two circular holes at the bottom of the flow channel distribution chamber 5, communicates with the water mixing chamber 6, and is used for discharging into the washing tub.
  • additive in this embodiment is a softener which is dispensed into the washing tub during the last rinse of the laundry.
  • the first water inlet branch 3 and the second water inlet branch 4 have different water inlets, and the first water inlet branch 3 advances.
  • the amount of water is greater than the amount of water entering the second inlet branch 4. Therefore, the water inlet cross section of the first water inlet branch 3 is larger than the water inlet section of the second water inlet branch 4, and the fourth water inlet end 542 has a smaller cross section than the first water inlet end 511. section.
  • the water inlet device further includes an inlet valve 9 communicating with the water inlets of the first water inlet branch 3 and the second water inlet branch 4 for controlling the first water inlet branch 3 and the inlet water of the second water inlet branch 4.
  • the present invention discloses a washing machine, which is applied to the water tank of the washing machine according to any one of the above embodiments, wherein the washing machine comprises a first inlet water passage and a second inlet water passage which are respectively connected to the washing tub and can respectively independently enter water.
  • the first inlet water passage includes a suction pump 2, and the second inlet water passage is in communication with the suction pump 2.
  • the washing machine is further provided with a mounting member 10 including a mounting portion; the mounting portion detachably fixes the water tank 1, the water suction pump 2, and the water inlet valve 9 of the washing machine Attached to the mounting member 10, the mounting member 10 is fixedly mounted on a disk holder of the washing machine, and the above-described accessory is fixed to the washing machine.
PCT/CN2018/117377 2017-11-28 2018-11-26 一种洗衣机的进水装置及洗衣机 WO2019105319A1 (zh)

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CN201711215621.1A CN107916542A (zh) 2017-11-28 2017-11-28 一种洗衣机的进水装置及洗衣机
CN201711215621.1 2017-11-28

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