WO2014067337A1 - 节水洗衣控制方法和装置及节水洗衣机 - Google Patents

节水洗衣控制方法和装置及节水洗衣机 Download PDF

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Publication number
WO2014067337A1
WO2014067337A1 PCT/CN2013/082609 CN2013082609W WO2014067337A1 WO 2014067337 A1 WO2014067337 A1 WO 2014067337A1 CN 2013082609 W CN2013082609 W CN 2013082609W WO 2014067337 A1 WO2014067337 A1 WO 2014067337A1
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WO
WIPO (PCT)
Prior art keywords
water
washing tub
storage tank
washing
water storage
Prior art date
Application number
PCT/CN2013/082609
Other languages
English (en)
French (fr)
Inventor
郝世龙
柳玉全
劳春峰
Original Assignee
海尔集团技术研发中心
海尔集团公司
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Filing date
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Application filed by 海尔集团技术研发中心, 海尔集团公司 filed Critical 海尔集团技术研发中心
Publication of WO2014067337A1 publication Critical patent/WO2014067337A1/zh

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Classifications

    • 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
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/34—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of water filling
    • 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 
    • D06F39/006—Recovery arrangements, e.g. for the recovery of energy or water
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/087—Water level measuring or regulating devices
    • D06F39/20—
    • 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
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/18—Washing liquid level
    • 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
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/02—Water supply
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
    • 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 present invention relates to a water-saving laundry technique, and more particularly to a water-saving laundry control method and apparatus and a water-saving washing machine.
  • washing machines use a lot of water for washing. Washing water based on washing machines is an important part of people's daily water use, accounting for about one-third of people's daily water use. Saving laundry water is an important means to save water.
  • the prior art adds a water storage tank in the conventional washing machine, and the washing water is recovered into the water storage tank for recycling.
  • the water recovered by the prior art water storage tank is generally used for mowing and flushing toilets and other purposes other than the laundry cycle; in addition, in order to avoid the increase in the volume of the washing machine due to the addition of the water storage tank, the built-in storage of the washing machine
  • the water tank is usually not too large, and the washing machine often needs to be washed several times. Each washing requires a large amount of water, and the prior art laundry water storage rate of the water storage tank is low.
  • the invention provides a water-saving laundry control method and device and a water-saving washing machine, which are beneficial to realize the recycling of the washing water and improve the water saving rate of the laundry.
  • the present invention provides a water-saving laundry control method, including:
  • the first washing tub inlet passage when it is required to feed water into the washing tub of the washing machine, the first washing tub inlet passage is from the drain port of the washing tank of the washing machine to the water inlet of the washing tub Water inlet channel
  • the first washing cylinder water inlet passage is cut off, and the first preset height is greater than or equal to 0;
  • the water inlet passage of the second washing tub is a water inlet passage from a water source external to the washing machine to a water inlet of the washing tub.
  • the present invention also provides a water-saving laundry control device, comprising:
  • a first washing tub water inlet control module configured to conduct a first washing tub water inlet passage when water is required to be fed to the washing tub of the washing machine, and a current water level in the water tank is lower than or equal to a first preset height And closing the first washing tub water inlet passage;
  • the first washing tub water inlet passage is a water inlet passage from a drain port of the water storage tank of the washing machine to a water inlet of the washing tub,
  • the first preset height is greater than or equal to 0;
  • the water level of the water storage tank is obtained for obtaining the current water level in the water storage tank for washing the IL; the washing cylinder is obtained for obtaining the current current in the washing cylinder
  • a second washing cylinder module configured to turn on the second washing tub water inlet passage when the current water level in the washing tub is lower than the washing preset water level height, until the water level of the washing tub reaches the washing preheating When the water level is set, the second washing tub inlet passage is closed, and the second washing tub passage is closed.
  • the present invention also provides a water-saving washing machine, including a washing tub and a water storage tank, and further comprising:
  • a controller comprising the water-saving laundry control device of any of the above;
  • a first liquid level sensor is disposed in the water storage tank and connected to the water-saving laundry control device, and configured to detect whether a current water level in the water storage tank reaches the first preset height; a switch unit disposed on a pipe from a drain port of the water storage tank to a water inlet of the washing tub, and a pipe from an outside of the washing machine to a water inlet of the washing tub, and the water-saving laundry
  • the control device is connected to turn on or off the first washing tub inlet passage or the second washing tub inlet passage under the control of the water saving laundry control device.
  • the water-saving laundry control method and device and the water-saving washing machine provided by the invention can automatically repeat the water in the water storage tank of the washing machine by controlling the water inlet passage of the first washing tub or the water inlet passage of the second washing tub to be turned on or off. It can be used for washing, and can also automatically replenish water when the water tank is insufficient, to meet the actual laundry demand, which is beneficial to the recycling of the washing water, thereby improving the laundry water saving rate.
  • FIG. 1 is a flowchart of a water-saving laundry control method according to Embodiment 1 of the present invention
  • FIG. 2 is a flowchart of a water-saving laundry control method according to Embodiment 2 of the present invention
  • FIG. 3 is a water-saving method according to Embodiment 3 of the present invention
  • FIG. 4 is a schematic structural view of a water-saving laundry control device according to Embodiment 4 of the present invention
  • FIG. 5 is a schematic structural view of a water-saving laundry control device according to Embodiment 5 of the present invention
  • FIG. 7 is a schematic structural view of a water-saving washing machine according to Embodiment 7 of the present invention.
  • Figure 8 is a schematic structural view of a water-saving washing machine according to an embodiment of the present invention.
  • Embodiment 9 is a schematic structural view of a water-saving washing machine provided in Embodiment 9 of the present invention.
  • Embodiment 1 is a flow chart of a water-saving laundry control method according to Embodiment 1 of the present invention. This embodiment can be used for water saving control of the water intake of the washing tub of the washing machine. As shown in FIG. 1, the water-saving laundry control method provided in this embodiment includes:
  • Step 11 Turn on the first washing tub water inlet passage when it is required to feed water into the washing tub of the washing machine, the first washing tub inlet passage is from the drain port of the washing tank of the washing machine to the washing tub The water inlet channel between the nozzles.
  • Washing water can be stored in the water tank provided in the wash IL.
  • the water in the storage tank may first be introduced into the washing tub through the first washing tub inlet passage.
  • the first wash tank inlet passage may also be referred to as a second tank drain passage.
  • Step 12 Obtain the current 7jqi in the water tank.
  • the current 7jqi in the water tank can be detected in real time by, but not limited to, setting a liquid level sensor in the water tank.
  • Step 13 When the current water level in the water storage tank is lower than or equal to the first preset height, the first washing cylinder water inlet passage is cut off, and the first preset height is greater than or equal to zero.
  • the water in the water storage tank can be introduced into the washing tub through the first washing tub water inlet passage for recycling. Or, optionally, considering that there may be precipitation of impurities in the water recovered by the water storage tank, water storage may be performed to prevent impurities deposited in the water tank from entering the washing tub to improve the cleanliness of the washing water.
  • the water portion stored in the tank is introduced into the washing flute, and the remaining space in the water storage tank, for example, after the first washing tub water inlet passage is closed, the first water tank drain passage of the washing machine is turned on until the water tank is inside
  • the water draining passage is closed to the first water storage tank drain passage, and the first water storage tank drain passage is a drain passage from the drain port of the water storage tank to the outside of the washing machine.
  • Step 14 Obtain the current water level in the wash tub.
  • the current water level in the wash basket can be detected in real time by, but not limited to, providing a level sensor in the wash basket.
  • Step 15 The current water level in the washing tub is lower than the washing; when the water level is set, the second washing tub inlet passage is turned on until the water level of the washing tub reaches the washing preset water level height
  • the second washing tub inlet passage is a water inlet passage between the external water source of the washing machine and the water inlet of the washing tub.
  • the preset water level of the washing tub is related to factors such as the actual amount of laundry or the user's preset value. If the water from the water storage tank to the washing tub is completed through the first washing tub inlet passage, but the current water volume of the washing tub is less than the preset water level, the external water source of the washing machine can be used to replenish water through the second washing tub inlet passage.
  • the water-saving laundry control method provided in this embodiment firstly introduces water stored in the water storage tank of the washing machine into the washing tub through the water inlet passage of the first washing tub when water is required to be supplied to the washing tub of the washing machine, and the water in the water storage tank is insufficient.
  • the water is supplied through the external water source of the washing machine.
  • the technical solution can automatically reuse the water in the water tank of the washing machine for washing, and can also automatically replenish water when the water tank is insufficient to meet the actual laundry demand, thereby facilitating the recycling of the washing water, thereby improving the laundry section. Water rate.
  • Embodiment 2 is a flow chart of a water-saving laundry control method according to Embodiment 2 of the present invention. This embodiment can be used for water saving control of the washing tub drain of the washing machine. As shown in FIG. 2, the water-saving laundry control method provided in this embodiment includes:
  • Step 21 Turn on the first washing tub drainage channel when the 7j# in the washing tub needs to be discharged, the first washing tub drain channel is from the drain port of the washing tub to the water tank inlet Drainage channel between.
  • the washing water in the washing tub can be discharged into the water tank of the washing machine through the first washing tub drain passage for storage for reuse.
  • Step 22 Obtain the current 7jqi in the water tank.
  • Real-time detection of water storage by means of, but not limited to, the installation of a level sensor in the storage tank The current water level in the box.
  • Step 23 When the current water level in the water storage tank is greater than or equal to a second preset height, cut off the first washing tub drainage channel and turn on the second washing tub drainage channel until the water drain in the washing tub
  • the second washing tub drain passage is closed as soon as possible, and the second washing tub drain passage is a drain passage from the drain port of the washing tub to the outside of the washing machine, and the second preset height is greater than the first preset height.
  • the water tank of the washing machine should not be too large.
  • the capacity of the water tank can be designed to be less than or equal to the maximum water capacity of the washing tub according to actual needs.
  • the current water level in the water storage tank can be detected in real time by, but not limited to, setting a liquid level sensor in the water storage tank. If the current water level in the water storage tank is higher than the second preset height, the remaining 7j # to the outside of the washing tank will be drained through the second washing tub drain passage.
  • the water-saving laundry control method provided in this embodiment firstly introduces the water in the washing tub into the water storage tank through the first washing tub drainage channel for storing the washing tub drainage control; if the current water level in the water storage tank is higher than the second pre-preparation When the height is set, the remaining water in the washing tub is discharged to the outside of the washing machine through the second washing tub drainage channel, thereby achieving the washing water for recycling the washing tub, and avoiding the safety caused by the overflow of the water tank. Hidden dangers.
  • the technical solution of the embodiment can be used alone; or the technical solution provided by the embodiment can also be used in combination with the technical solution of the first embodiment of the present invention to perform water-saving laundry control on both the water inlet and the drainage of the washing tub, and realize The laundry water is automatically water-saving and recycled.
  • FIG. 3 is a flowchart of a water-saving laundry control method according to Embodiment 3 of the present invention. This embodiment can be used for water saving control of the washing tub drain of the washing machine. As shown in FIG. 3, the water-saving laundry control method provided in this embodiment includes:
  • Step 31 Turn on the first washing tub drainage channel when the 7j# in the washing tub needs to be discharged, the first washing tub drain channel is from the drain port of the washing tub to the water inlet of the water storage tank Drainage channel between.
  • the washing water in the washing tub can be discharged into the water tank of the washing machine through the first washing tub drain passage for storage for reuse.
  • Step 32 Obtain the current 7jqi in the water storage tank.
  • the current 7jqi in the water tank can be detected in real time by, but not limited to, setting a liquid level sensor in the water tank.
  • Step 33 When the current water level in the water storage tank is greater than or equal to a second preset height, Turning on the first water storage tank drainage channel of the washing machine until the current water level in the water storage tank reaches a third preset height, and closing the first water storage tank drainage channel; the first water storage tank drainage channel is from the storage a drain passage of the water tank to a drain passage outside the washing machine, wherein the third preset height is greater than the first preset height and smaller than the second preset height.
  • the water storage tank can drain the outside of the washing machine through the first water storage tank drainage channel.
  • the water-saving laundry control method provided in this embodiment firstly introduces the water in the washing tub into the water storage tank through the first washing tub drainage channel for storing the washing tub drainage control; if the current water level in the water storage tank is higher than the second pre-preparation When the height is set, the inside of the water storage tank is discharged to the outside of the washing machine through the first water storage tank drainage channel until the current water level in the water storage tank reaches a third predetermined height, and the processing is performed to achieve the similar technical effect of the second embodiment of the present invention.
  • the water storage capacity in the water storage tank can be maintained at the third preset height to facilitate subsequent use by the user.
  • the technical solution of the embodiment can be used alone; or the technical solution provided by the embodiment can also be used in combination with the technical solution of the first embodiment of the present invention to perform water-saving laundry control on both the water inlet and the drainage of the washing tub, and realize The laundry water is automatically water-saving and recycled.
  • the water-saving laundry control device provided in this embodiment can be used to perform water inlet control processing to the washing tub of the washing machine.
  • the water-saving laundry control device provided in this embodiment includes: a first washing tub water inlet control module 41, a water storage tank water level acquiring module 42, a washing tub water level acquiring module 43, and a second washing tub water inlet control module. 44.
  • the first washing tub water inlet control module 41 can be configured to conduct the first washing tub water inlet passage when water is required to be fed to the washing tub of the washing machine, and the current water level in the water tank is lower than or equal to the first preset height And closing the first washing tub water inlet passage; the first washing tub water inlet passage is a water inlet passage from a drain port of the water storage tank of the washing machine to a water inlet of the washing tub, The first preset height is greater than or equal to zero.
  • the water level of the water storage tank can be used to obtain the current water level in the water storage tank of the washing machine.
  • a wash basket water level gain block 43 can be used to obtain the current water level within the wash basket.
  • the second washing tub water inlet control module 44 can be configured to turn on the second washing tub inlet passage when the current water level in the washing tub is lower than the washing preset water level height, until the washing tub water level is the washing preheating Set the water level, when the time is cut off ⁇ 2 1 wash ⁇ , water $ channel, said, wash into the water channel.
  • the water-saving laundry control device provided in this embodiment passes through the first washing tub water inlet control module and The second washing tub water inlet control module controls the conduction or the cut-off of the first washing tub inlet passage or the second washing tub inlet passage, and the water in the washing machine storage tank is automatically used for washing and storage
  • the water volume of the water tank is insufficient, the water is automatically replenished to meet the demand of the actual laundry, which is beneficial to the recycling of the laundry water, thereby improving the laundry water saving rate.
  • FIG. 5 is a schematic structural diagram of a water-saving laundry control device according to Embodiment 5 of the present invention.
  • the water-saving laundry control device provided in this embodiment is different from the corresponding embodiment in FIG. 4 in that the water-saving laundry control device provided in this embodiment may further include: a water storage tank drainage control module 45 and/or a washing cylinder discharge module 46 toast
  • the water tank drain control module 45 can be configured to turn on the first water storage tank drain passage of the washing machine after the first washing tub water inlet control module cuts off the first washing tub water inlet passage, until the water in the water storage tank The first water storage tank drainage channel is cut off when draining, and the first water storage tank drainage channel is a drainage channel from the water outlet of the water storage tank to the outside of the washing machine.
  • the function of the wash basin drain control module 46 varies depending on the type of drain control.
  • the washing tub drainage control module 46 can be configured to conduct the first washing tub drainage channel when the washing tub is needed, such that the current water level in the water storage tank is greater than or equal to the first When the height is preset, the first washing tub drainage channel is cut off and the second washing tub drainage channel is turned on, and the second washing tub drainage channel is cut off when the water in the washing tub is drained; wherein:
  • the first washing tub drainage channel is a drainage channel from the drain port of the washing tub to the water inlet of the water storage tank
  • the second washing tub drain channel is a drain from the drain port of the washing tub to the outside of the washing machine a channel, the second preset height being greater than the first preset height.
  • the wash basket drain control module 46 can be used to conduct the first wash tub drain channel when the cartridge is required to be removed, and the current water level in the reservoir.
  • the second preset height is greater than or equal to, the first water storage tank drainage channel of the washing machine is turned on, and the first water storage tank drainage channel is cut off when the current water level in the water storage tank reaches a third preset height;
  • the first washing tub drainage channel is a drainage channel from the drain port of the washing tub to the water inlet of the water storage tank, and the first water tank drain channel is from the drain port of the water storage tank to the outside of the washing machine a drain passage;
  • the third preset height is greater than the first preset height and smaller than the second preset height.
  • the water-saving laundry control device provided in this embodiment is similar to the technical effect of the fourth embodiment of the present invention: it is not introduced into the washing tub by adding a water storage tank discharging module.
  • the outside of the washing machine can further prevent the impurities deposited in the water in the water storage tank from entering the washing tub to improve the cleanliness of the washing water; and/or, by adding the washing tub drainage control module to the washing tub drainage control, the washing tub can be recovered.
  • the washing water and the overflow of the water tank are avoided.
  • the principle of the drain control of the washing tub and the other effects can be seen in the corresponding description of the corresponding embodiment in FIG. 2 or FIG. 3, and details are not described herein again.
  • FIG. 6 is a schematic structural diagram of a water-saving washing machine according to Embodiment 6 of the present invention.
  • the water-saving wash IL provided in this embodiment may include a washing tub 61, a water storage tank 62, a controller (not shown), a first liquid level sensor 631, and a switch unit.
  • the controller may include any of the above-described water-saving laundry control devices provided by the embodiments of the present invention.
  • any of the above-described water-saving laundry control devices provided by the embodiments of the present invention may be integrated into a controller of the washing machine as, but not limited to, a chip.
  • the first level sensor 631 can be disposed in the water storage tank 62 and connected to the water-saving laundry control device for detecting whether the current water level in the water storage tank reaches the first preset height.
  • FIG. 6 only illustrates the case where the first liquid level sensor is disposed at the bottom of the water storage tank. It can be understood that the first liquid level sensor 631 is not limited in the specific setting position based on the above functions, for example, the first liquid level sensor.
  • the detection end can be disposed at a portion of the water storage tank at a first predetermined height from the bottom thereof, and other portions are disposed at other portions of the water storage tank.
  • the switch unit is disposed on a pipeline from a drain port of the water storage tank to a water inlet of the washing tub, and a pipe from an outside of the washing machine to a water inlet of the washing tub, and is controlled by the water-saving laundry And a device connection for turning on or off the first washing tub water inlet channel or the second washing tub water inlet channel under the control of the water saving laundry control device.
  • the water-saving washing machine provided in this embodiment has a simple structure, and can perform the water intake control of the washing tub according to the detection result of the first liquid level sensor: firstly, the water stored in the water storage tank of the washing machine is introduced into the washing tub through the water inlet channel of the first washing tub, When the water in the water storage tank is insufficient to meet the amount of water required for the current washing of the washing tub, the water is supplied through the external water source of the washing machine.
  • the technical solution can automatically reuse the water in the water storage tank of the washing machine for washing, and can also automatically replenish water when the water storage tank is insufficient to meet the actual laundry demand, thereby facilitating the recycling of the laundry water, thereby improving the laundry festival. Water rate.
  • the drain pipe from the drain port of the washing tub to the water inlet of the water tank, and the drain port from the washing tub to The switch unit is also disposed on the pipeline outside the washing machine, and the switch unit is further configured to turn on or off the first water storage tank drain channel under the control of the water-saving laundry control device, the first a wash tub drain channel or the second wash tub drain channel.
  • the switch unit may include a group of switching elements disposed on different drain channels or inlet channels, which may be, but not limited to, solenoid valves.
  • the following may be a set of three-way solenoid valve particles to illustrate the setting and composition of the switch unit. As shown in FIG.
  • the switch unit includes: a first electromagnetic three-way valve 641, a second electromagnetic three-way valve 642, a third electromagnetic three-way valve 643, and a fourth electromagnetic three-way valve 644,; a first electromagnetic three-way valve 641
  • the three ports are respectively connected to the drain port of the washing tub 61, the water inlet of the water storage tank 62, and the 642-port of the second electromagnetic three-way valve; the other two ports of the second electromagnetic three-way valve 642 are respectively associated with the water storage tank 62.
  • the drain port is connected to one port of the third electromagnetic three-way valve 643; the other two ports of the third electromagnetic three-way valve 643 are respectively connected to a line connecting the outside of the washing machine and a port of the fourth electromagnetic three-way valve 644; The other two ports of the electromagnetic three-way valve 644 are respectively connected to the external water source of the washing machine and the water inlet of the washing tub 61.
  • the water-saving laundry control device controls the corresponding electromagnetic three-way valve to turn on or stop the corresponding drainage or water inlet passage according to the actual control needs for water-saving laundry control.
  • a filter component 65 may be disposed in the water inlet passage of the first washing tub for filtering the influent water from the water storage tank to the washing tub.
  • the filter assembly 65 can be, but is not limited to, an ultrafiltration membrane module and/or an activated carbon assembly to improve the cleanliness of the incoming water from the storage tank to the wash tub.
  • a water pump 66 is further disposed in the first washing tub water inlet channel and/or the first water tank drain channel.
  • the controller may further include a pump control module coupled to the pump for controlling when the first water tank drain channel or the first wash tank water inlet channel is in an on state The pump starts to discharge the inside of the water storage tank at a preset pressure.
  • FIG. 7 is a schematic structural diagram of a water-saving washing machine according to Embodiment 7 of the present invention. The difference between the embodiment corresponding to FIG. 6 is that the water-saving washing machine provided in this embodiment further includes a second liquid level sensor.
  • the second liquid level sensor 632 is disposed in the water storage tank and connected to the water-saving laundry control device for detecting whether the current water level in the water storage tank reaches the second preset height.
  • FIG. 7 only illustrates the case where the second liquid level sensor is disposed at a second predetermined height from the bottom of the water storage tank. It can be understood that the second liquid level sensor 632 is not limited in its specific setting position on the basis of the above functions. For example: the detecting end of the second liquid level sensor 632 can be disposed at a second preset height in the water storage tank from the bottom thereof, and other parts are disposed in other parts of the water storage tank. Bit.
  • the water-saving washing machine provided in this embodiment is based on the similar technical effects of the corresponding embodiment of FIG. 6, and the water-saving laundry control device in the controller can also perform the washing tub drainage control according to the detection result of the second liquid level sensor:
  • the water in the washing tub is introduced into the water storage tank through the first washing tub drainage channel for storage; if the current water level in the water storage tank is higher than the second preset height, the remaining water in the washing tub is passed through the second washing tub drainage channel It is discharged to the outside of the washing machine, thereby achieving the washing water for recycling the washing tub, and avoiding the safety hazard caused by the overflow of the water tank.
  • FIG. 8 is a schematic structural diagram of a water-saving washing machine according to Embodiment 8 of the present invention. The difference between the embodiment corresponding to FIG. 6 is that the water-saving washing machine provided in this embodiment further includes a second liquid level sensor.
  • the second liquid level sensor 632 is disposed in the water storage tank and connected to the water-saving laundry control device for detecting whether the current water level in the water storage tank reaches the second preset height.
  • FIG. 8 only illustrates the case where the second liquid level sensor is disposed at a second predetermined height from the bottom of the water storage tank. It can be understood that the second liquid level sensor 632 has a specific setting position without limitation on the basis of the above functions.
  • the detecting end of the second liquid level sensor 632 may be disposed at a portion of the water storage tank at a second predetermined height from the bottom thereof, and other portions are disposed at other portions in the water storage tank.
  • the third liquid level sensor 633 is disposed in the water storage tank and connected to the water-saving laundry control device for detecting whether the third preset height is currently reached in the water storage tank.
  • FIG. 8 only illustrates the case where the third liquid level sensor is disposed at a third predetermined height from the bottom of the water storage tank. It can be understood that the third liquid level sensor 633 is not limited in its specific setting position on the basis of the above functions.
  • the detecting end of the third liquid level sensor 633 may be disposed at a portion of the water storage tank at a third predetermined height from the bottom thereof, and other portions are disposed at other portions in the water storage tank.
  • the water-saving washing machine provided in this embodiment is based on the similar technical effects of the corresponding embodiment of FIG. 6, and the water-saving laundry control device in the controller can also perform the detection results according to the second liquid level sensor and the third liquid level sensor.
  • Washing tank drainage control firstly, the water in the washing tub is introduced into the water storage tank through the first washing tub drainage channel for storage; if the current water level in the water storage tank is higher than the second preset height, the water is drained through the first storage tank drain channel The water tank is discharged to the outside of the water tank until the current water level in the water storage tank reaches the third preset height, and the treatment is performed to achieve the similar technical effect of the seventh embodiment of the present invention, and the water storage capacity in the water storage tank can be maintained at the third level.
  • FIG. 9 is a schematic structural view of a water-saving washing machine according to Embodiment 9 of the present invention.
  • the water storage tank 62 is provided with a water outlet at a portion of the second predetermined height from the bottom thereof, and the water outlet of the water storage tank and the washing machine. Externally connected.
  • the embodiment provides a water-saving washing machine structure, and on the basis of realizing the similar technical effects of the corresponding embodiment of FIG. 6, when the water level of the water storage tank reaches the second preset height, the water storage tank can be opened through the upper The water outlet drains to the outside of the washing machine, which avoids the safety hazard caused by the overflow of the water tank.

Abstract

一种节水洗衣控制方法和装置及节水洗衣机，其中方法包括，在需要向洗衣机的洗涤筒进水时导通第一洗涤筒进水通道，第一洗涤筒进水通道为自洗衣机的储水箱的排水口到洗涤筒的进水口之间的进水通道；获取储水箱内的当前水位；在储水箱内的当前水位低于或等于第一预设高度时，截止第一洗涤筒进水通道；获取洗涤筒内的当前水位；在洗涤筒内的当前水位低于洗涤预设水位高度时，导通第二洗涤筒进水通道，直至洗涤筒的水位达到洗涤预设水位高度时截止第二洗涤筒进水通道，第二洗涤筒进水通道为自洗衣机外部水源到洗涤筒的进水口之间的进水通道，从而实现了洗衣机用水的循环使用，提高了洗衣节水率。

Description

节水洗衣控制方法和装置及节水洗衣机
本发明要求 2012年 10月 30日向中国国家知识产^ ^提交的、 申请 号为 201210425692.5、 名称为 "节水洗衣控制方法和装置及节水洗衣机 " 的中国专利申请的优先权。
技术领域
本发明涉及节水洗衣技术，特别是涉及一种节水洗衣控制方法和装置 及节水洗衣机。
背景技术
传统洗衣机洗衣用水量大，基于洗衣机的洗衣用水是人们日常用水的 重要组成部分， 约占人们日常用水的三分之一， 节约洗衣用水是实现节约 用水的重要手段。
为了节约洗衣用水， 现有技术在传统洗衣机内增设储水箱， 将洗涤水 回收至储水箱中以便回收利用。 但是， 该现有技术储水箱回收的水通常用 来拖地、 冲厕所等本次洗衣循环之外的其他用途； 此外， 为避免因增设储 水箱而使得洗衣机的体积增加很多， 洗衣机内置的储水箱通常不能太大， 而洗衣机洗涤时往往需要多次洗涤， 每次洗涤都需要大量的水， 仅靠储水 箱储水的现有技术洗衣节水率较低。
发明内容
在下文中给出了关于本发明的简要概述，以便提供关于本发明的某些 方面的基本理解。 应当理解， 这个概述并不是关于本发明的穷举性概述。 它并不是意图确定本发明的关键或重要部分，也不是意图限定本发明的范 围。其目的仅仅是以简化的形式给出某些概念， 以此作为稍后论述的更详 细描述的前序。
本发明提供一种节水洗衣控制方法和装置及节水洗衣机，有利于实现 洗衣用水的循环使用， 提高洗衣节水率。 一方面， 本发明提供了一种节水洗衣控制方法， 包括：
在需要向洗衣机的洗涤筒进水时导通第一洗涤筒进水通道，所述第一 洗涤筒进水通道为自所述洗衣机的储水箱的排水口到所述洗涤筒的进水 口之间的进水通道；
获取所述储水箱内的当前水位；
在所述储水箱内的当前水位低于或等于第一预设高度时，截止所述第 一洗涤筒进水通道， 所述第一预设高度大于或等于 0;
获取所述洗涤筒内的当前
在所述洗涤筒内的当前水位低于洗 «设水位高度时，导通第二洗涤 筒进水通道，直至所述洗涤筒的水位达到所述洗涤预设水位高度时截止所 述第二洗涤筒进水通道，所述第二洗涤筒进水通道为自洗衣机外部水源到 所述洗涤筒的进水口之间的进水通道。
另一方面， 本发明还提供了一种节水洗衣控制装置， 包括：
第一洗涤筒进水控制模块，用于在需要向洗衣机的洗涤筒进水时导通 第一洗涤筒进水通道，并在所述储水箱内的当前水位低于或等于第一预设 高度时，截止所述第一洗涤筒进水通道； 所述第一洗涤筒进水通道为自所 述洗衣机的储水箱的排水口到所述洗涤筒的进水口之间的进水通道，所述 第一预设高度大于或等于 0;
储水箱水位获 ^^块， 用于获取洗 IL的储水箱内的当前水位； 洗涤筒 获 块， 用于获取所述洗涤筒内的当前
第二洗涤筒进 制模块，用于在所述洗涤筒内的当前水位低于洗涤 预设水位高度时，导通第二洗涤筒进水通道，直至所述洗涤筒的水位达到 所述洗涤预设水位高度时截止所述第二洗涤筒进水通道，所述第二洗涤筒 通道。
又一方面， 本发明还提供了一种节水洗衣机， 包括洗衣筒和储水箱， 还包括：
控制器， 包括上述任一所述的节水洗衣控制装置；
第一液位传感器，设置于所述储水箱内并与所述节水洗衣控制装置连 接， 用于检测所述储水箱内的当前水位是否达到所述第一预设高度； 开关单元，设置于自所述储水箱的排水口到所述洗涤筒的进水口之间 的管路、 以及自洗衣机外部到所述洗涤筒的进水口的管路上， 并与所述节 水洗衣控制装置连接，用于在所述节水洗衣控制装置的控制下导通或截止 所述第一洗涤筒进水通道或所述第二洗涤筒进水通道。
本发明提供的节水洗衣控制方法和装置及节水洗衣机，通过控制第一 洗涤筒进水通道或第二洗涤筒进水通道的导通或截止，即可自动将洗衣机 储水箱内的水重复用于洗涤，还可进行储水箱水量不足时自动补水， 以满 足实际洗衣的需求，有利于实现洗衣用水的循环使用，进而提高了洗衣节 水率。
通过以下结合附图对本发明的最佳实施例的详细说明，本发明的这些 以及其它的优点将更加明显。
附图说明
本发明可以通过参考下文中结合附图所给出的描述而得到更好的理 解，其中在所有附图中使用了相同或相似的附图标记来表示相同或者相似 的部件。所述附图连同下面的详细说明一起包含在本说明书中并且形成本 说明书的一部分，而且用来进一步举例说明本发明的优选实施例和解释本 发明的原理和优点。 在附图中：
图 1为本发明实施例一提供的节水洗衣控制方法的流程图； 图 2为本发明实施例二提供的节水洗衣控制方法的流程图； 图 3为本发明实施例三提供的节水洗衣控制方法的流程图； 图 4为本发明实施例四提供的节水洗衣控制装置的结构示意图； 图 5为本发明实施例五提供的节水洗衣控制装置的结构示意图； 图 6为本发明实施例六提供的节水洗衣机的结构示意图；
图 7为本发明实施例七提供的节水洗衣机的结构示意图；
图 8为本发明实施例 ^供的节水洗衣机的结构示意图；
图 9为本发明实施例九提供的节水洗衣机的结构示意图。
本领域技术人员应当理解，附图中的元件仅仅是为了简单和清楚起见 而示出的， 而且不一定是按比例绘制的。 例如， 附图中某些元件的尺寸可 能相对于其他元件放大了， 以便有助于提高对本发明实施例的理解。 具体实施方式
在下文中将结合附图对本发明的示范性实施例进行详细描述。为了清 楚和简明起见， 在说明书中并未描述实际实施方式的所有特征。 然而， 应 该了解，在开发任何这种实际实施例的过程中必须做出很多特定于实施方 式的决定， 以便实现开发人员的具体目标， 例如， 符合与系统及业务相关 的那些限制条件，并且这些限制条件可能会随着实施方式的不同而有所改 变。 此外， 还应该了解， 虽然开发工作有可能是非常复杂和费时的， 但对 得益于^开内容的本领域技术人员来说，这种开发工作仅仅是例行的任 务。
在此，还需要说明的一点是，为了避免因不必要的细节而模糊了本发 明，在附图和说明中仅仅描述了与根据本发明的方案密切相关的装置结构 和 /或处理步骤， 而省略了对与本发明关系不大的、 本领域普通技术人员 已知的部件和处理的表示和描述。
图 1为本发明实施例一提供的节水洗衣控制方法的流程图。本实施例 可用于对洗衣机的洗涤筒进水进行节水控制。如图 1所示，本实施例提供 的节水洗衣控制方法包括：
步骤 11: 在需要向洗衣机的洗涤筒进水时导通第一洗涤筒进水通道， 所述第一洗涤筒进水通道为自所述洗衣机的储水箱的排水口到所述洗涤 筒的进水口之间的进水通道。
洗^凡的洗衣用水可存储在洗 IL内设置的储水箱中。需要进行洗衣 时，可首先通过第一洗涤筒进水通道将储水箱内的水引入洗涤筒。从储水 箱排水的角度来看， 第一洗涤筒进水通道也可称为第二储水箱排水通道。
步骤 12: 获取所述储水箱内的当前 7jqi。
可通过但不限于在储水箱内设置液位传感器的方式，来实时检测储水 箱内的当前 7jqi。
步骤 13: 在所述储水箱内的当前水位低于或等于第一预设高度时， 截止所述第一洗涤筒进水通道， 所述第一预设高度大于或等于 0。
储水箱内的水可通过第一洗涤筒进水通道全部引入到洗涤筒以循环 使用。 或者， 可选的， 考虑到储水箱回收的水可能存在杂质沉淀， 为避免 储水箱内的水沉积的杂质进入洗涤筒以提高洗衣用水的清洁度，可将储水 箱内存储的水部分引入洗涤笛，并将储水箱内剩余的 空，例如在截止 所述第一洗涤筒进水通道之后，导通洗衣机的第一储水箱排水通道， 直至 所述储水箱内的水排尽时截止所述第一储水箱排水通道，所述第一储水箱 排水通道为自所述储水箱的排水口到洗衣机外部的排水通道。
步骤 14: 获取所述洗涤筒内的当前水位。
可通过但不限于在洗涤筒内设置液位传感器的方式，来实时检测洗涤 筒内的当前水位。
步骤 15: 在所述洗涤筒内的当前水位低于洗； ^设水位高度时， 导 通第二洗涤筒进水通道，直至所述洗涤筒的水位达到所述洗涤预设水位高 度时截止所述第二洗涤筒进水通道，所述第二洗涤筒进水通道为自洗衣机 外部水源到所述洗涤筒的进水口之间的进水通道。
洗涤筒的预设水位高度与实际洗衣量或用户预先设定值等因素有关。 如果通过第一洗涤筒进水通道完成从储水箱到洗涤筒的进水，但洗涤筒的 当前水量却小于预设水位高度，则可由洗衣机外部水源通过第二洗涤筒进 水通道进行补水。
本实施例提供的节水洗衣控制方法在需要向洗衣机的洗涤筒进水时， 首先将洗衣机的储水箱内储存的水通过第一洗涤筒进水通道引入洗涤筒， 在储水箱内的水不足以满足洗涤筒当前洗衣所需的水量时，通过洗衣机外 部水源进行补水。该技术方案即可自动将洗衣机储水箱内的水重复用于洗 涤， 还可进行储水箱水量不足时自动补水， 以满足实际洗衣的需求， 有利 于实现洗衣用水的循环使用， 进而提高了洗衣节水率。
图 2为本发明实施例二提供的节水洗衣控制方法的流程图。本实施例 可用于对洗衣机的洗涤筒排水进行节水控制。如图 2所示，本实施例提供 的节水洗衣控制方法包括：
步骤 21: 在需要将所述洗涤筒内的 7j #出时导通第一洗涤筒排水通 道，所述第一洗涤筒排水通道为自所述洗涤筒的排水口到所述储水箱进水 口之间的排水通道。
洗涤筒内的洗衣用水可通过第一洗涤筒排水通道排放到洗衣机的储 水箱中进行存储， 以备重复使用。
步骤 22: 获取所述储水箱内的当前 7jqi。
可通过但不限于在储水箱内设置液位传感器的方式，来实时检测储水 箱内的当前水位。
步骤 23: 在所述储水箱内的当前水位大于或等于第二预设高度时， 截止所述第一洗涤筒排水通道并导通第二洗涤筒排水通道，直至所述洗涤 筒内的水排尽时截止所述第二洗涤筒排水通道，所述第二洗涤筒排水通道 为自所述洗涤筒的排水口到洗衣机外部的排水通道，所述第二预设高度大 于所述第一预设高度。
受限于洗衣机整体体积， 洗衣机的储水箱不能太大， 例如储水箱的容 量可根据实际需要设计为小于或等于洗涤筒的最大用水容量。可选的，可 通过但不限于在储水箱内设置液位传感器的方式来实时检测储水箱内的 当前水位。如果储水箱内的当前水位高于第二预设高度时，通过第二洗涤 筒排水通道将洗涤筒内剩余的 7j #至洗 »L外部。
本实施例提供的节水洗衣控制方法在进行洗涤筒排水控制时，首先将 洗涤筒内的水通过第一洗涤筒排水通道引入储水箱进行存储；如果储水箱 内的当前水位高于第二预设高度时，再通过第二洗涤筒排水通道将洗涤筒 内剩余的水排至洗衣机外部， 由此即可达到回收洗涤筒的洗衣用水， 又避 免了因储水箱发生水满外溢可能造成的安全隐患。
本实施例的技术方案可单独使用； 或者，本实施例提供的技术方案也 可与本发明实施例一的技术方案组合使用，以进行洗涤筒进水和排水两方 面的节水洗衣控制， 实现洗衣用水自动节水和循环使用。
图 3为本发明实施例三提供的节水洗衣控制方法的流程图。本实施例 可用于对洗衣机的洗涤筒排水进行节水控制。如图 3所示，本实施例提供 的节水洗衣控制方法包括：
步骤 31: 在需要将所述洗涤筒内的 7j #出时导通第一洗涤筒排水通 道，所述第一洗涤筒排水通道为自所述洗涤筒的排水口到所述储水箱的进 水口之间的排水通道。 洗涤筒内的洗衣用水可通过第一洗涤筒排水通道排放到洗衣机的储 水箱中进行存储， 以备重复使用。
步骤 32: 获取所述储水箱内的当前 7jqi。
可通过但不限于在储水箱内设置液位传感器的方式，来实时检测储水 箱内的当前 7jqi。
步骤 33: 在所述储水箱内的当前水位大于或等于第二预设高度时， 导通洗衣机的第一储水箱排水通道，直至所述储水箱内的当前水位达到第 三预设高度时截止所述第一储水箱排水通道；所述第一储水箱排水通道为 自所述储水箱的排水口到洗衣机外部的排水通道，所述第三预设高度大于 所述第一预设高度且小于所述第二预设高度。
储水箱通过第一储水箱排水通道可向洗衣机外部排水。
本实施例提供的节水洗衣控制方法在进行洗涤筒排水控制时，首先将 洗涤筒内的水通过第一洗涤筒排水通道引入储水箱进行存储；如果储水箱 内的当前水位高于第二预设高度时，通过第一储水箱排水通道将储水箱内 向洗衣机外部排出，直至储水箱内的当前水位达到第三预设高度，如此处 理， 即可达到本发明实施例二相似的技术效果， 又可将储水箱内的储水量 维持在第三预设高度处， 以方便用户的后续使用。
本实施例的技术方案可单独使用； 或者，本实施例提供的技术方案也 可与本发明实施例一的技术方案组合使用，以进行洗涤筒进水和排水两方 面的节水洗衣控制， 实现洗衣用水自动节水和循环使用。
图 4为本发明实施例四提供的节水洗衣控制装置的结构示意图。本实 施例提供的节水控制装置可用于向洗衣机的洗涤筒进行进水控制处理。如 图 4所示，本实施例提供的节水洗衣控制装置包括： 第一洗涤筒进水控制 模块 41、储水箱水位获取模块 42、洗涤筒水位获取模块 43和第二洗涤筒 进水控制模块 44。
第一洗涤筒进水控制模块 41可用于在需要向洗衣机的洗涤筒进水时 导通第一洗涤筒进水通道，并在所述储水箱内的当前水位低于或等于第一 预设高度时，截止所述第一洗涤筒进水通道； 所述第一洗涤筒进水通道为 自所述洗衣机的储水箱的排水口到所述洗涤筒的进水口之间的进水通道， 所述第一预设高度大于或等于 0。
储水箱水位获 ^^块 42可用于获取洗衣机的储水箱内的当前水位。 洗涤筒水位获 块 43可用于获取所述洗涤筒内的当前水位。
第二洗涤筒进水控制模块 44可用于在所述洗涤筒内的当前水位低于 洗涤预设水位高度时，导通第二洗涤筒进水通道， 直至所述洗涤筒的水位 所述洗涤预设水位，度时截止 ^述 ^二 1洗涤 ^，水 $通道，所述， 洗 进水通道。
本实施例提供的节水洗衣控制装置通过第一洗涤筒进水控制模块和 第二洗涤筒进水控制模块，控制第一洗涤筒进水通道或第二洗涤筒进水通 道的导通或截止， 即可自动将洗衣机储水箱内的水重复用于洗涤，还可进 行储水箱水量不足时自动补水， 以满足实际洗衣的需求，有利于实现洗衣 用水的循环使用，进而提高了洗衣节水率。本实施例的节水控制装置的工 作原理可参见图 1对应实施例的相应记载， 在此不再赘述。
图 5为本发明实施例五提供的节水洗衣控制装置的结构示意图。本实 施例提供的节水洗衣控制装置与图 4对应实施例的区别在于，本实施例提 供的节水洗衣控制装置还可包括： 储水箱排水控制模块 45和 /或洗涤筒排 制模块 46„
储水箱排水控制模块 45可用于在所述第一洗涤筒进水控制模块截止 所述第一洗涤筒进水通道之后，导通洗衣机的第一储水箱排水通道， 直至 所述储水箱内的水排尽时截止所述第一储水箱排水通道，所述第一储水箱 排水通道为自所述储水箱的排水口到洗衣机外部的排水通道。
洗涤筒排水控制模块 46的功能依据不同的排水控制方式有所不同。 在一种可选的实现方式中， 洗涤筒排水控制模块 46可用于在需要将 所述洗涤筒内的 时导通第一洗涤筒排水通道，以 所述储水箱内 的当前水位大于或等于第二预设高度时，截止所述第一洗涤筒排水通道并 导通第二洗涤筒排水通道，直至所述洗涤筒内的水排尽时截止所述第二洗 涤筒排水通道； 其中： 所述第一洗涤筒排水通道为自所述洗涤筒的排水口 到所述储水箱进水口之间的排水通道，所述第二洗涤筒排水通道为自所述 洗涤筒的排水口到洗衣机外部的排水通道，所述第二预设高度大于所述第 一预设高度。
在另一种可选的实现方式中， 洗涤筒排水控制模块 46可用于在需要 将所述洗涤筒内的 ^出时导通第一洗涤筒排水通道，以及在所述储水箱 内的当前水位大于或等于第二预设高度时，导通洗衣机的第一储水箱排水 通道，直至所述储水箱内的当前水位达到第三预设高度时截止所述第一储 水箱排水通道； 其中： 所述第一洗涤筒排水通道为自所述洗涤筒的排水口 到所述储水箱进水口之间的排水通道，所述第一储水箱排水通道为自所述 储水箱的排水口到洗衣机外部的排水通道；所述第三预设高度大于所述第 一预设高度且小于所述第二预设高度。
本实施例提供的节水洗衣控制装置在实现本发明实施例四相似的技 术效果的^ I上：通过增设储水箱排 制模块将未引入洗涤筒内的 到洗衣机外部，可进一步避免储水箱内的水沉积的杂质进入洗涤筒以提高 洗衣用水的清洁度； 和 /或， 通过增设洗涤筒排水控制模块进行洗涤筒排 水控制，即可达到回收洗涤筒的洗衣用水，又避免了储水箱发生水满外溢， 其洗涤筒排水控制原理及达到的其他效果说明可参见图 2或图 3对应实施 例的相应记载， 在此不再赘述。
图 6为本发明实施例六提供的节水洗衣机的结构示意图。本实施例提 供的节水洗 IL可包括洗涤筒 61、 储水箱 62、 控制器（图中未示出）、 第 一液位传感器 631和开关单元。
控制器可包括本发明实施例提供的上述任一种节水洗衣控制装置。在 一种可选的实现方式中，本发明实施例提供的上述任一种节水洗衣控制装 置可作为但不限于一芯片集成在洗衣机的控制器中。
第一液位传感器 631可设置于储水箱 62内并与所述节水洗衣控制装 置连接， 用于检测所述储水箱内的当前水位是否达到所述第一预设高度。 图 6仅示意出第一液位传感器设置在储水箱底部的情形，可以理解， 第一 液位传感器 631在实现上述功能的基础上，其具体设置位置不受限制，例 如：第一液位传感器的检测端可设置在储水箱内距离其底部第一预设高度 的部位， 而其他部位设置在储水箱内的其他部位。
开关单元设置于自所述储水箱的排水口到所述洗涤筒的进水口之间 的管路、 以及自洗衣机外部到所述洗涤筒的进水口的管路上， 并与所述节 水洗衣控制装置连接，用于在所述节水洗衣控制装置的控制下导通或截止 所述第一洗涤筒进水通道或所述第二洗涤筒进水通道。
本实施例提供的节水洗衣机结构简单，可根据第一液位传感器的检测 结果进行洗涤筒进水控制：首先将洗衣机的储水箱内储存的水通过第一洗 涤筒进水通道引入洗涤筒，在储水箱内的水不足以满足洗涤筒当前洗衣所 需的水量时，通过洗衣机外部水源进行补水。该技术方案即可自动将洗衣 机储水箱内的水重复用于洗涤，还可进行储水箱水量不足时自动补水， 以 满足实际洗衣的需求，有利于实现洗衣用水的循环使用，进而提高了洗衣 节水率。
可选的， 自所述储水箱的排水口到洗衣机外部的管路、 自所述洗衣筒 的排水口到所述储水箱进水口之间的管路、及自所述洗衣筒的排水口到洗 衣机外部的管路上也设置有所述开关单元，所述开关单元还用于在所述节 水洗衣控制装置的控制下导通或截止所述第一储水箱排水通道、所述第一 洗涤筒排水通道或所述第二洗涤筒排水通道。
上述技术方案中， 可选的， 开关单元可包括设置在不同排水通道或进 水通 目应管路上的一组开关元件，该开关元件可为但不限于电磁阀。下 面不妨以一组三通电磁阀微粒说明开关单元的设置和组成。 如图 6所示， 开关单元包括： 第一电磁三通阀 641、 第二电磁三通阀 642、 第三电磁三 通阀 643和第四电磁三通阀 644; 第一电磁三通阀 641的三个口分别与洗 涤筒 61的排水口、储水箱 62的进水口和第二电磁三通阀的 642—个口连 接； 第二电磁三通阀 642的其他两个口分别与储水箱 62的排水口和第三 电磁三通阀 643的一个口连接；第三电磁三通阀 643的其他两个口分别与 连通洗衣机外部的管路和第四电磁三通阀 644的一个口连接；第四电磁三 通阀 644的其他两个口分别与洗衣机外部水源和洗涤筒 61的进水口连接。 节水洗衣控制装置根据实际控制的需要，控制相应电磁三通阀来导通或截 止相应排水或进水通道， 以进行节水洗衣控制。
可选的， 上述技术方案中，在所述第一洗涤筒进水通道中还可设置有 过滤组件 65， 用于对自所述储水箱到所述洗涤筒的进水进行过滤处理。 过滤组件 65可为但不限于超滤膜组件和 /或活性碳组件， 以提高自储水箱 到洗涤筒的进水的清洁度。
可选的， 上述技术方案中， 在所述第一洗涤筒进水通道和 /或所述第 一储水箱排水通道中还设置有抽水泵 66。 相应的， 所述控制器还可包括 抽水泵控制模块， 与所述抽水泵连接，用于在所述第一储水箱排水通道或 所述第一洗涤筒进水通道处于导通状态时，控制所述抽水泵启动以预设压 力将所述储水箱内的 7 ^出。如此设计使得储水箱在洗 »L壳体内的设置 位置非常灵活，且储水箱在不同设置位置下均可通过抽水泵方便将储水箱 排出洗衣机外部或抽至洗涤筒内。
图 7为本发明实施例七提供的节水洗衣机的结构示意图。与图 6对应 实施例的区别在于，本实施例提供的节水洗衣机还包括有第二液位传感器
632。
第二液位传感器 632设置于所述储水箱内并与所述节水洗衣控制装 置连接， 用于检测所述储水箱内的当前水位是否达到所述第二预设高度。 图 7仅示意出第二液位传感器设置在储水箱距其底部第二预设高度的情 形， 可以理解， 第二液位传感器 632在实现上述功能的基础上， 其具体设 置位置不受限制，例如： 第二液位传感器 632的检测端可设置在储水箱内 距离其底部第二预设高度的部位， 而其他部位设置在储水箱内的其他部 位。
本实施例提供的节水洗衣机在实现图 6对应实施例的相似技术效果 的基础上，控制器中的节水洗衣控制装置还可根据第二液位传感器的检测 结果进行洗涤筒排水控制：首先将洗涤筒内的水通过第一洗涤筒排水通道 引入储水箱进行存储； 如果储水箱内的当前水位高于第二预设高度时，再 通过第二洗涤筒排水通道将洗涤筒内剩余的水排至洗衣机外部，由此即可 达到回收洗涤筒的洗衣用水，又避免了因储水箱发生水满外溢可能造成的 安全隐患。
图 8为本发明实施例八提供的节水洗衣机的结构示意图。与图 6对应 实施例的区别在于，本实施例提供的节水洗衣机还包括有第二液位传感器
632和第三液位传感器 633。
第二液位传感器 632设置于所述储水箱内并与所述节水洗衣控制装 置连接， 用于检测所述储水箱内的当前水位是否达到所述第二预设高度。 图 8仅示意出第二液位传感器设置在储水箱距其底部第二预设高度的情 形， 可以理解， 第二液位传感器 632在实现上述功能的基础上， 其具体设 置位置不受限制，例如： 第二液位传感器 632的检测端可设置在储水箱内 距离其底部第二预设高度的部位， 而其他部位设置在储水箱内的其他部 位。
第三液位传感器 633设置于所述储水箱内并与所述节水洗衣控制装 置连接， 用于检测所述储水箱内的当前 是否达到所述第三预设高度。 图 8仅示意出第三液位传感器设置在储水箱距其底部第三预设高度的情 形， 可以理解， 第三液位传感器 633在实现上述功能的基础上， 其具体设 置位置不受限制，例如： 第三液位传感器 633的检测端可设置在储水箱内 距离其底部第三预设高度的部位， 而其他部位设置在储水箱内的其他部 位。
本实施例提供的节水洗衣机在实现图 6对应实施例的相似技术效果 的基础上，控制器中的节水洗衣控制装置还可根据第二液位传感器和第三 液位传感器的检测结果进行洗涤筒排水控制：首先将洗涤筒内的水通过第 一洗涤筒排水通道引入储水箱进行存储；如果储水箱内的当前水位高于第 二预设高度时， 通过第一储水箱排水通道将储水箱内向洗 ^外部排出， 直至储水箱内的当前水位达到第三预设高度，如此处理， 即可达到本发明 实施例七相似的技术效果，又可将储水箱内的储水量维持在第三预设高度 处， 以方便用户的后续使用。 图 9为本发明实施例九提供的节水洗衣机的结构示意图。与图 6对应 实施例的区别在于， 本实施例提供的节水洗衣机中， 储水箱 62在距其底 部所述第二预设高度的部位开设有出水口，所述储水箱的出水口与洗衣机 外部连通。
本实施例提供节水洗衣机结构筒单，在实现图 6对应实施例的相似技 术效果的基础上， 当储水箱的水位达到所述第二预设高度时，储水箱可通 过其上开设的出水口向洗衣机外部排水，避免了因储水箱发生水满外溢可 能造成的安全隐患。
虽然已经详细说明了本发明及其优点，但是应当理解在不脱离由所附 的权利要求所限定的本发明的精神和范围的情况下可以进行各种改变、替 代和变换。
最后， 还需要说明的是， 在本文中， 诸如第一和第二等之类的关系术 语仅仅用来将一个实体或者操作与另一个实体或操作区分开来，而不一定 要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而 且， 术语"包括"、 "包含"或者其任何其他变体意在涵盖非排他性的包含， 从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素， 而且还包括没有明确列出的其他要素， 或者是还包括为这种过程、 方法、 物品或者设备所固有的要素。 在没有更多限制的情况下， 由语句 "包括一 个 ...... "限定的要素， 并不排除在包括所述要素的过程、 方法、 物品或者 设备中还存在另外的相同要素。
以上虽然结合附图详细描述了本发明的实施例，但^ ί当明白，上面 所描述的实施方式只是用于说明本发明， 而并不构成对本发明的限制。对 于本领域的技术人员来说，可以在不偏离本发明的精神和范围的情况下对 上述实施方式作出各种修改和变更。 因此，本发明的范围仅由所附的权利 要求及其等效内容来限定。

Claims

权利 要求 书
1、 一种节水洗衣控制方法， 其特征在于， 包括：
在需要向洗衣机的洗涤筒进水时导通第一洗涤筒进水通道，所述第一 洗涤筒进水通道为自所述洗衣机的储水箱的排水口到所述洗涤筒的进水 口之间的进水通道；
获取所述储水箱内的当前水位；
在所述储水箱内的当前水位低于或等于第一预设高度时，截止所述第 一洗涤筒进水通道， 所述第一预设高度大于或等于 0;
获取所述洗涤筒内的当前
在所述洗涤筒内的当前水位低于洗 «设水位高度时，导通第二洗涤 筒进水通道，直至所述洗涤筒的水位达到所述洗涤预设水位高度时截止所 述第二洗涤筒进水通道，所述第二洗涤筒进水通道为自洗衣机外部水源到 所述洗涤筒的进水口之间的进水通道。
2、 根据权利要求 1所述的节水洗衣控制方法， 其特征在于， 截止所 述第一洗涤筒进水通道之后， 还包括：
导通洗衣机的第一储水箱排水通道，直至所述储水箱内的水排尽时截 止所述第一储水箱排水通道，所述第一储水箱排水通道为自所述储水箱的 排水口到洗衣机外部的排水通道。
3、根据权利要求 1所述的节水洗衣控制方法， 其特征在于， 还包括： 在需要将所述洗涤筒内的 «出时导通第一洗涤筒排水通道，所述第 一洗涤筒排水通道为自所述洗涤筒的排水口到所述储水箱进水口之间的 排水通道；
获取所述储水箱内的当前
在所述储水箱内的当前水位大于或等于第二预设高度时，截止所述第 一洗涤筒排水通道并导通第二洗涤筒排水通道，直至所述洗涤筒内的水排 尽时截止所述第二洗涤筒排水通道，所述第二洗涤筒排水通道为自所述洗 涤筒的排水口到洗衣机外部的排水通道，所述第二预设高度大于所述第一 预设高度。
4、根据权利要求 1所述的节水洗衣控制方法， 其特征在于， 还包括： 在需要将所述洗涤筒内的 «出时导通第一洗涤筒排水通道，所述第 一洗涤筒排水通道为自所述洗涤筒的排水口到所述储水箱的进水口之间 的排水通道；
获取所述储水箱内的当前
在所述储水箱内的当前水位大于或等于第二预设高度时，导通洗衣机 的第一储水箱排水通道，直至所述储水箱内的当前水位达到第三预设高度 时截止所述第一储水箱排水通道；所述第一储水箱排水通道为自所述储水 箱的排水口到洗衣机外部的排水通道，所述第三预设高度大于所述第一预 设高度且小于所述第二预设高度。
5、 一种节水洗衣控制装置， 其特征在于， 包括：
第一洗涤筒进水控制模块，用于在需要向洗衣机的洗涤筒进水时导通 第一洗涤筒进水通道，并在所述储水箱内的当前水位低于或等于第一预设 高度时，截止所述第一洗涤筒进水通道； 所述第一洗涤筒进水通道为自所 述洗衣机的储水箱的排水口到所述洗涤筒的进水口之间的进水通道，所述 第一预设高度大于或等于 0;
储水箱 获 块， 用于获取洗 ^的储水箱内的当前水位； 洗涤筒水位获^ ^块， 用于获取所述洗涤筒内的当前水位；
第二洗涤筒进 制模块，用于在所述洗涤筒内的当前水位低于洗涤 预设水位高度时，导通第二洗涤筒进水通道，直至所述洗涤筒的水位达到 所述洗涤预设水^^度时截止^ "述 二 1洗涤^，^通道，所述， ^洗'涤博 通道。
6、根据权利要求 5所述的节水洗衣控制装置， 其特征在于， 还包括： 储水箱排水控制模块，用于在所述第一洗涤筒进水控制模块截止所述 第一洗涤筒进水通道之后，导通洗衣机的第一储水箱排水通道，直至所述 储水箱内的水排尽时截止所述第一储水箱排水通道，所述第一储水箱排水 通道为自所述储水箱的排水口到洗衣机外部的排水通道。
7、根据权利要求 5所述的节水洗衣控制装置， 其特征在于， 还包括: 洗涤筒排 制模块，用于在需要将所述洗涤筒内的 ^出时导通第 一洗涤筒排水通道，以及在所述储水箱内的当前水位大于或等于第二预设 高度时，截止所述第一洗涤筒排水通道并导通第二洗涤筒排水通道， 直至 所述洗涤筒内的水排尽时截止所述第二洗涤筒排水通道； 其中： 所述第一 洗涤筒排水通道为自所述洗涤筒的排水口到所述储水箱进水口之间的排 水通道，所述第二洗涤筒排水通道为自所述洗涤筒的排水口到洗衣机外部 的排水通道， 所述第二预设高度大于所述第一预设高度。
8、根据权利要求 5所述的节水洗衣控制装置， 其特征在于， 还包括： 洗涤筒排 制模块，用于在需要将所述洗涤筒内的 ^出时导通第 一洗涤筒排水通道，以及在所述储水箱内的当前水位大于或等于第二预设 高度时，导通洗衣机的第一储水箱排水通道，直至所述储水箱内的当前水 位达到第三预设高度时截止所述第一储水箱排水通道； 其中： 所述第一洗 涤筒排水通道为自所述洗涤筒的排水口到所述储水箱进水口之间的排水 通道，所述第一储水箱排水通道为自所述储水箱的排水口到洗衣机外部的 排水通道；所述第三预设高度大于所述第一预设高度且小于所述第二预设 高度。
9、 一种节水洗衣机， 包括洗衣筒和储水箱， 其特征在于， 还包括： 控制器， 包括如权利要求 5-8任一所述的节水洗衣控制装置； 第一液位传感器，设置于所述储水箱内并与所述节水洗衣控制装置连 接， 用于检测所述储水箱内的当前水位是否达到所述第一预设高度；
开关单元，设置于自所述储水箱的排水口到所述洗涤筒的进水口之间 的管路、 以及自洗衣机外部到所述洗涤筒的进水口的管路上， 并与所述节 水洗衣控制装置连接，用于在所述节水洗衣控制装置的控制下导通或截止 所述第一洗涤筒进水通道或所述第二洗涤筒进水通道。
10、根据权利要求 9所述的节水洗衣机， 其特征在于， 自所述储水箱 的排水口到洗衣机外部的管路、自所述洗衣筒的排水口到所述储水箱进水 口之间的管路、及自所述洗衣筒的排水口到洗衣机外部的管路上也设置有 所述开关单元，所述开关单元还用于在所述节水洗衣控制装置的控制下导 通或截止所述第一储水箱排水通道、所述第一洗涤筒排水通道或所述第二 洗涤筒排水通道。
11、 根据权利要求 10所述的节水洗衣机， 其特征在于， 还包括： 第二液位传感器，设置于所述储水箱内并与所述节水洗衣控制装置连 接， 用于检测所述储水箱内的当前水位是否达到所述第二预设高度。
12、 根据权利要求 10所述的节水洗衣机， 其特征在于， 还包括： 第三液位传感器，设置于所述储水箱内并与所述节水洗衣控制装置连 接， 用于检测所述储水箱内的当前水位是否达到所述第三预设高度。
13、 根据权利要求 10所述的节水洗衣机， 其特征在于， 还包括： 所述储水箱在距其底部所述第二预设高度的部位开设有出水口，所述 储水箱的出水口与洗 IL外部连通。
14、 根据权利要求 10所述的节水洗衣机， 其特征在于， 在所述第一 洗涤筒进水通道中还设置有过滤组件，用于对自所述储水箱到所述洗涤筒 的进水进行过滤处理。
15、 根据权利要求 10所述的节水洗衣机， 其特征在于，
在所述第一洗涤筒进水通道和 /或所述第一储水箱排水通道中还设置 有抽水泵；
所述控制器还包括抽水泵控制模块， 与所述抽水泵连接，用于在所述 第一储水箱排水通道或所述第一洗涤筒进水通道处于导通状态时，控制所 述抽水泵启动以预设压力将所述储水箱内的 出。
16、 根据权利要求 10-15任一所述的节水洗衣机， 其特征在于， 所述开关单元包括： 第一电磁三通阀、 第二电磁三通阀、 第三电磁三 通阀和第四电磁三通阀；
所述第一电磁三通阀的三个口分别与所述洗涤筒的排水口、所述储水 箱的进水口和所述第二电磁三通阀的一个口连接；
所述第二电磁三通阀的其他两个口分别与所述储水箱的排水口和所 述第三电磁三通阀的一个口连接；
所述第三电磁三通阀的其他两个口分别与连通洗衣机外部的管路和 所述第四电磁三通阀的一个口连接；
所述第四电磁三通阀的其他两个口分别与洗衣机外部水源和洗涤筒 的进水口连接。
PCT/CN2013/082609 2012-10-30 2013-08-29 节水洗衣控制方法和装置及节水洗衣机 WO2014067337A1 (zh)

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