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WO2019154298A1 - Lave-linge - Google Patents

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Publication number
WO2019154298A1
WO2019154298A1 PCT/CN2019/074328 CN2019074328W WO2019154298A1 WO 2019154298 A1 WO2019154298 A1 WO 2019154298A1 CN 2019074328 W CN2019074328 W CN 2019074328W WO 2019154298 A1 WO2019154298 A1 WO 2019154298A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
water level
washing
water collecting
level detecting
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2019/074328
Other languages
English (en)
Chinese (zh)
Inventor
许升
吕艳芬
李冬
吕佩师
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Washing Machine Co Ltd
Original Assignee
Qingdao Haier Washing Machine Co Ltd
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 Qingdao Haier Washing Machine Co Ltd filed Critical Qingdao Haier Washing Machine Co Ltd
Publication of WO2019154298A1 publication Critical patent/WO2019154298A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/04—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about a vertical axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14—Arrangements for detecting or measuring specific parameters
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/18—Washing liquid level
    • D06F39/006—
    • 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 
    • D06F39/20—Arrangements for water recovery

Definitions

  • the present invention relates to the field of laundry equipment technology, and in particular to a washing machine machine.
  • the washing machine is designed as a device for washing laundry by using electricity.
  • the washing machine includes: a tub for accommodating washing water; a rotating tub rotatably installed inside the tub; and a pulsator rotatably mounted in the rotating tub The bottom; the motor and clutch are configured to rotate the rotating barrel and the pulsator.
  • the rotating tub and the pulsator When the rotating tub and the pulsator are rotated in a state where the laundry and the detergent are introduced into the rotating tub, the pulsator agitates the washing water together with the laundry introduced into the rotating tub, thereby removing the stain from the laundry.
  • a larger rotating tub is required, that is, the height or diameter of the rotating tub needs to be increased. If the rotary tub has a larger size, the accommodating tub and the cabinet accommodating the rotary tub also need to increase as the rotary tub increases.
  • the increase of the casing corresponding to the appearance of the washing machine is limited by the space of the area in which the washing machine is installed.
  • the position of the washing machine for the general user's home is limited, and the purpose of increasing the size of the washing machine to increase the capacity of the washing tub is not realistic, how to Without increasing the casing of the washing machine, increasing the capacity of the rotating drum has become a major problem for designers.
  • an object of the present invention is to provide a washing machine, and in particular, the following technical solutions are adopted:
  • a washing machine comprising a water level detecting device, a washing tub which can be used for holding water in a washing process, and a water collecting device for collecting the drain water of the washing tub, the water level detecting device comprising a washing water level for detecting the water level in the washing tub A detecting device and a water collecting water level detecting device for detecting a water level in the water collecting device.
  • the water collecting device includes a water collecting chamber, the water collecting water level detecting device includes a water level detecting end, and the water level detecting end is disposed in the water collecting chamber;
  • the bottom wall of the water collecting chamber is provided with a concave sump, and the water level detecting end of the water collecting water level detecting device is disposed in the sump.
  • the water level detecting device includes a water level sensor and a gas chamber, and the gas chamber inlet communicates with the water collecting chamber of the water collecting device, and the gas chamber outlet communicates with the water level sensor.
  • the water collecting device includes a water collecting chamber, the collecting water level detecting device is a pressure sensor, and the pressure sensor is disposed at a position of a lowest water level in the water collecting chamber or a position close to a lowest water level;
  • the bottom wall of the water collecting chamber is provided with a concave sump, and the pressure sensor is installed in the sump.
  • the water collecting device includes a water collecting chamber, and the water collecting water level detecting device is a water level detecting switch, and when the water in the water collecting device reaches a certain water level, the water level detecting switch operates;
  • the water level detecting switch is a water level floating ball switch
  • the water level floating ball switch includes a floating ball disposed in the water collecting chamber and a switch connected to the floating ball, and when the water in the water collecting device reaches a certain water level, the water level The float ball of the float switch drives the switch action to monitor the water level under buoyancy;
  • the water level detecting switch is a water level probe electrode switch
  • the water level probe electrode switch comprises at least two probes arranged up and down along the depth direction of the water collecting chamber, when the water in the water collecting device reaches a certain water level, the corresponding water level The probe and the lowest water probe are monitored by the wash water to monitor the water level.
  • the bottom of the tub of the washing tub is provided with a drain port
  • the washing machine comprises a drain device disposed in the water collecting device, the drain device comprises a valve plug, and the valve plug moves up and down to open/close the drain port of the washing tub;
  • the detection device is a pressure sensor that sets the top of the valve plug to detect the water level in the wash tub.
  • the washing water level detecting device is an influent flow rate sensor, and the influent flow rate sensor obtains a water level in the washing tub by detecting an influent flow rate and a water inflow time in the washing tub.
  • the water collecting device includes a water collecting chamber, and the bottom wall of the water collecting chamber includes a whole portion which is flushly arranged and a water collecting tank located at one periphery of the main portion, and the drain portion of the main portion is provided with a drainage device In the first installation position, a second mounting position for installing the water collecting water level detecting device is disposed in the sump.
  • the washing tub is used for holding water during the washing process; and the dewatering hole is disposed at a portion above the highest water level of the tub wall of the washing tub.
  • the washing bucket is at
  • the dewatering process may be drained by the dewatering hole; the outer wall of the washing tub is provided with a dewatering drainage device, and the water inlet end of the dewatering drainage device is connected with the dewatering hole, and the water outlet end of the dewatering drainage device extends to the water collecting chamber of the water collecting device Inside.
  • the washing machine includes a main control unit, and the washing water level detecting device and the water collecting water level detecting device are respectively electrically connected to the main control unit.
  • the washing tub of the washing machine of the invention can be used for water in the washing process, so the washing tub adopts the design of “non-porous washing tub”, and at the same time, the structural design of the outer tub is cancelled, and the water collecting device is used instead of the outer bucket collecting and draining water, which makes the present
  • the invention has the following technical effects:
  • the water in the washing process only exists in the washing tub, which avoids the problem that the inner wall of the outer tub and the outer wall of the washing tub are “stained and contaminated” by the water between the inner and outer barrels of the conventional washing machine, and has better washing effect.
  • the outer drum is removed, and the washing bucket is a water tank. During the washing process, no water is stored between the inner and outer barrels, which reduces the amount of washing water and saves the washing water consumption.
  • the water level detecting device comprises a washing water level detecting device for detecting the water level in the washing tub and a collecting water level detecting device for detecting the water level in the water collecting device, thereby realizing the water level detecting in the washing tub and the water collecting device in the washing process. To prevent abnormal water discharge from the washing tub and the water collecting device.
  • FIG. 1 is a schematic structural view of a washing machine according to an embodiment of the present invention.
  • FIG. 2 is a schematic perspective structural view of a water collecting device of a washing machine in accordance with an embodiment of the present invention
  • Figure 3 is a plan view of a water collecting device of a washing machine in accordance with an embodiment of the present invention.
  • Figure 4 is a partial enlarged view of the water collecting device of the washing machine of the embodiment of the present invention at M in Figure 3;
  • Figure 5 is a perspective view showing the structure of a water collecting device of a washing machine in accordance with an embodiment of the present invention
  • Figure 6 is a plan view of a water collecting device of a washing machine in accordance with an embodiment of the present invention.
  • Figure 7 is a cross-sectional view of the water collecting device of the washing machine of the embodiment of the present invention taken along line A-A of Figure 6;
  • Figure 8 is a bottom view of a water collecting device of a washing machine in accordance with an embodiment of the present invention.
  • Figure 9 is a cross-sectional view of the water collecting device of the washing machine of the embodiment of the present invention taken along line B-B of Figure 8;
  • Figure 10 is a perspective view showing the structure of a water collecting device of a washing machine according to a fourth embodiment of the present invention.
  • Figure 11 is a bottom plan view of a water collecting device of a fourth washing machine in accordance with an embodiment of the present invention.
  • Figure 12 is a cross-sectional view of the water collecting device of the fourth washing machine of the fourth embodiment of the present invention taken along line C-C of Figure 11;
  • Figure 13 is a perspective view showing the three-dimensional structure of a water collecting device of a washing machine according to a fifth embodiment of the present invention.
  • Figure 14 is a perspective structural view showing still another embodiment of a water collecting device of a washing machine according to a fifth embodiment of the present invention.
  • Figure 15 is a cross-sectional view showing still another embodiment of a water collecting device of a fifth washing machine in accordance with a fifth embodiment of the present invention.
  • a washing machine includes a water level detecting device, a washing tub 200 that can be used for holding water in a washing process, and a water collecting device 500 for collecting washing water discharged from the washing tub, wherein the water level detecting device includes A washing water level detecting device 1002 for detecting the water level in the washing tub 200 and a catching water level detecting device 1001 for detecting the water level in the water collecting device 500.
  • the washing tub 200 of the washing machine is used as a water tub, and the outer tub is no longer disposed outside the washing tub 200.
  • only the water collecting device 500 is disposed at the bottom of the washing tub 200.
  • the water level detecting device of the embodiment includes washing and detecting.
  • the washing water level detecting device 1002 in the water level in the tub 200 and the catching water level detecting device 1001 for detecting the water level in the water collecting device 500 realize water level detection in the washing tub 200 and the water collecting device 500 during the washing process, and prevent the washing tub
  • the 200 and the water collecting device 500 have a phenomenon of abnormal water discharge, such as overflow.
  • the water collecting device 500 includes a water collecting chamber, and the water collecting water level detecting device 1001 includes a water level detecting end, and the water level detecting end is disposed at a minimum in the water collecting chamber. The water level is at the location.
  • the bottom wall of the water collecting chamber is provided with a concave sump, and the water level detecting end of the water collecting water level detecting device is disposed in the sump.
  • the water level detecting device of the embodiment includes a water level sensor and a gas chamber 1100, and the gas chamber inlet 1102 communicates with a water collecting chamber of the water collecting device, and the gas chamber The outlet 1101 communicates with the water level sensor.
  • the water collecting device 500 includes a water collecting chamber, the water collecting water level detecting device 1001 is a pressure sensor, and the pressure sensor is disposed at a lowest water level position in the water collecting chamber. At the office.
  • the bottom wall of the water collecting chamber is provided with a concave sump, and the pressure sensor is disposed in the sump.
  • the water collecting device 500 includes a water collecting chamber, and the water collecting water level detecting device is a water level detecting switch. When the water in the water collecting device reaches a certain water level, the water level detecting Switch action.
  • the water level detecting switch is a water level floating ball switch
  • the water level floating ball switch includes a floating ball disposed in the water collecting chamber and a switch connected to the floating ball, and when the water in the water collecting device reaches a certain water level, the water level The float ball of the float switch drives the switch action to monitor the water level under buoyancy;
  • the water level detecting switch is a water level probe electrode switch
  • the water level probe electrode switch comprises at least two probes arranged up and down along the depth direction of the water collecting chamber, when the water in the water collecting device reaches a certain water level, the corresponding water level The probe and the lowest water probe are monitored by the wash water to monitor the water level.
  • the bottom of the tub of the washing tub 200 defines a drain port
  • the washing machine includes a drain device disposed in the water collecting device 500.
  • the drain device includes a valve plug, and the valve plug moves up and down to open/close the washing tub.
  • the drain water level detecting device 1002 is a pressure sensor that sets the top of the valve plug to detect the water level in the washing tub.
  • the washing water level detecting device 1002 of the present embodiment is a pressure sensor and is integrated on the valve plug of the drain device. During the washing process, the valve plug keeps sealing the drain port, and the pressure sensor on the valve plug can detect the inside of the washing tub 200. The purpose of the water level. This embodiment solves the problem of water level detection when the washing tub 200 is used as a tub.
  • the washing water level detecting device is an influent flow rate sensor, and the influent flow rate sensor obtains a water level in the washing tub by detecting an inflow flow rate and a water inflow time in the washing tub.
  • the water collecting device 500 of the embodiment includes a water collecting chamber, and the bottom wall of the water collecting chamber includes a whole portion which is flushly arranged and a sump located at one periphery of the main portion, and the main portion is provided for installing drainage.
  • the pressure sensor of this embodiment can measure the water level or the amount of water by detecting the water pressure or the air pressure.
  • the washing machine of the embodiment includes a main control unit, and the washing water level detecting device and the water collecting water level detecting device are respectively electrically connected to the main control unit.
  • the main control unit can detect the water level condition of the washing machine throughout the washing process according to the washing water level detecting device and the water collecting water level detecting device to prevent the overflow phenomenon from occurring.
  • a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water during washing and a water collecting device 500 for collecting drain water of the washing tub 200, the set
  • the water device 500 includes a water collecting chamber 503 and a drain port 504 communicating with the water collecting chamber 503, and a bottom wall of the water collecting chamber 503 is provided with a water guiding structure for guiding water to the drain port 504.
  • the washing tub 200 of the washing machine is used as a water tub, and no outer tub is disposed outside the washing tub 200.
  • only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting device.
  • the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water.
  • the height of the water collecting device 500 is smaller than the height of the washing tub 200, and the bottom wall of the water collecting chamber 503 is provided for guiding.
  • the water-conducting structure of the water flowing to the water outlet 504 can ensure timely discharge of the water flow, and prevent the water collecting device 500 from overflowing too much too quickly.
  • all the bottom walls or part of the bottom wall of the water collecting chamber 503 are formed by a high-low transition arrangement to form the water guiding structure, and the drain opening 504 is disposed in the water collecting chamber.
  • the bottom wall of the 503 is below the highest water level. Thus, the drainage can be discharged to the drain port 504 better along the water guiding structure of the water collecting chamber 503.
  • the bottom wall of the water collecting chamber 503 of the embodiment is provided with a concave sump 502, and the sump 502 is formed in a transition from a high to a low depth in the vertical direction to form the water guiding structure.
  • the drain 504 is disposed within the sump 502 and is located below the highest water level.
  • a concave sump 502 is disposed in the water collecting chamber 503, on the one hand, the volume of the collected water can be increased, and on the other hand, the water can be prevented from splashing out. Since the water level of the sump in the water collecting chamber 503 is the lowest, the drainage port 504 is disposed in the sump to facilitate drainage.
  • the sump 502 of the present embodiment is circumferentially disposed along the bottom wall of the water collecting chamber 503, and the depth of the sump 502 in the vertical direction is a transition from high to low in a clockwise or counterclockwise direction.
  • the formation of the water guiding structure is provided.
  • the depth of the sump in the vertical direction forms a water guiding structure in a clockwise direction from a high to a low transition.
  • the water guiding structure is a spiral bottom structure or a stepped structure in which the bottom of the sump 502 is arranged in a sump and is located in a spiral. The lowest water position of the structure or step structure. In this way, the drainage can be completely drained, and water is retained in the water collection chamber 503.
  • the height difference between the highest and lowest positions of the bottom of the sump 502 is h, and the h can be designed according to the drainage requirements of the washing machine.
  • a portion of the washing tub 200 below the highest water level is closed, and the washing tub 200 can be used for water in the washing process; the washing tub 200 has the highest wall
  • a dewatering hole is disposed in a portion above the water level, and the washing tub 200 can be drained from the dewatering hole during the dehydration process; a dewatering and draining device 300 is disposed on the outer wall of the washing tub 200, and the water inlet end of the dewatering and draining device 300 is connected to the dewatering hole.
  • the water outlet end of the dewatering and draining device 300 extends into the water collecting chamber 503 of the water collecting device 500.
  • the washing tub 200 of the washing machine of the embodiment is a “non-porous washing tub”.
  • the washing tub 200 is a water tub, and a dewatering hole is provided at a portion above the highest water level of the tub wall of the washing tub 200 to realize a dehydrating function.
  • a dewatering and draining device is disposed on the wall of the washing tub 200, and the water in the dehydration process of the washing machine is guided to the collecting chamber 503 of the water collecting device 500 through the dewatering and draining device to collect and discharge, so as to prevent the dehydrated water from splashing into the casing of the washing machine. .
  • the water collecting device 500 of the present embodiment is located below the washing tub 200 and disposed coaxially with the washing tub.
  • the upper opening of the water collecting device 500 is lower than the dewatering hole of the washing tub 200, and the dewatering and draining device 300 includes
  • the drain passage extends up to the bottom in the sump 502 of the water collecting device 500; the depth of the sump 502 gradually increases in the direction of rotation in the vertical direction of the washing tub when it is dehydrated.
  • the dewatering and draining device 300 is extended into the sump 502 of the water collecting device 500, and the water in the dehydration process can be collected in the sump 502 and discharged, and the sump 502 is deeper than the water collecting chamber 503 to prevent dehydration and drainage. Splash.
  • a plurality of dehydration holes are disposed at the position of the barrel mouth of the washing tub 200 in the embodiment, and the drainage channels include a plurality of corresponding ones and one corresponding to the dehydration holes respectively, and the upper end of the drainage channel communicates with the dehydration hole, and the lower end extends to The sump 502 of the water collecting device.
  • each dehydration hole group includes a plurality of dehydration holes
  • the drainage channels include a plurality of drainage passages respectively corresponding to the dehydration hole groups, and drainage The upper end of the passage communicates with a plurality of dewatering holes of one dewatering hole group, and the lower end extends into the sump 502 of the water collecting device.
  • the bottom wall of the water collecting chamber 503 includes a central portion 505 which is integrally flushed and an annular sump 502 located at a periphery of the outer portion of the main portion 505.
  • the drainage channel includes a plurality of The outer wall of the washing tub is evenly distributed, and the water outlet ends of the plurality of drain channels are connected to the annular sump.
  • the drain 504 of the present embodiment is disposed at the lowest water level in the annular sump 502, and the drain 504 is expanded to the front portion 505 to meet the displacement requirement, so that the drain 504 can be enlarged.
  • the caliber increase the flow rate of the water, meet the drainage requirements, and avoid the occurrence of water overflow in the water collecting device 500.
  • the main portion 505 of the present embodiment has a valve plug mounting portion 506 and a locking member mounting portion 507, a valve plug is mounted on the valve plug mounting portion 506, and a locking member is mounted on the locking member mounting portion 507, and the washing tub 200 is
  • the bottom of the bottom is provided with a positioning hole and a washing tub drain.
  • the locking member is inserted into the positioning hole on the washing tub 200 to position and lock the washing tub 200.
  • the plug action opens the washing tub drain opening. Drain the bucket.
  • the water collecting device 500 of the present embodiment is a basin-like structure having a cavity inside.
  • the water collecting device 500 is hoisted in the casing 100 of the washing machine by a boom 400.
  • the outer peripheral wall of the water collecting device is provided with a boom mounting seat 501 for assembling the boom 400.
  • the boom is installed.
  • the seat consists of four and is evenly distributed along its circumference.
  • a driving device 600 is mounted on the bottom wall of the water collecting device 500 of the present embodiment, and the driving device has a washing tub shaft and a pulsator shaft that drive the washing tub 200 and the pulsator 800 to rotate.
  • a balance ring 900 is disposed on the opening of the washing tub 200 of the embodiment, and the dewatering hole of the washing tub 200 is disposed at the opening and is blocked by the balance ring 900, so that the washing tub 200 can achieve “no hole” on the look and feel, thereby improving the overall integration. Sex.
  • the washing machine of this embodiment adopts a "non-porous washing bucket" and simultaneously cancels the structural design of the outer tub:
  • the water in the washing process only exists in the washing tub, which avoids the problem that the inner wall of the outer tub and the outer wall of the washing tub are “stained and contaminated” by the water between the inner and outer barrels of the conventional washing machine, and has better washing effect.
  • the outer drum is removed, and the washing bucket is a water tank. During the washing process, no water is stored between the inner and outer barrels, which reduces the amount of washing water and saves the washing water consumption.
  • the sump of the water collecting device has a high and low transitional setting, better water guiding and drainage, ensuring the water collecting and drainage of the water collecting device and preventing the overflow of water.
  • a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water during washing, and a water collecting device 500 for collecting drain water of the washing tub 200, the set
  • the water device 500 includes a water collecting chamber 503 and a drain port 504 communicating with the water collecting chamber 503.
  • the bottom wall of the water collecting chamber 503 is provided with a concave sump 502, and the innermost circumference of the drain port 504 is located at the sump 502. Inside the outermost circumference.
  • the washing tub 200 of the washing machine is used as a water tub, and no outer tub is disposed outside the washing tub 200.
  • only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting device.
  • the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water.
  • the innermost circumference of the drain port 504 is located in the outermost circumference of the sump 502, so that the drain port 504 can be fully loaded. Work to meet drainage requirements.
  • the innermost circumference of the drain 504 is inscribed with the outermost circumference of the sump 502.
  • the drain port 504 can perform rapid drainage and reduce the accumulation of water in the sump 502.
  • the outermost circumference of the sump 502 is R0
  • the innermost circumference of the drain 504 is R1
  • the R0 and R1 are inscribed.
  • the drain 504 includes at least two, respectively disposed in the sump 502 to better meet the drainage requirements of the water collecting device 500, and the plurality of drains 504.
  • the innermost circumferences are all located in the outermost circumference of the sump 502, so that each of the drains 504 can perform rapid drainage, which greatly reduces the accumulation of water in the sump 502.
  • the innermost circumference of the at least one drain 504 is inscribed with the outermost circumference of the sump 502. Further preferably, the innermost circumferences of all of the drain ports 504 are inscribed with the outermost circumference of the sump 502.
  • the depth of the sump 502 in the vertical direction is a transition from a high to a low, and the plurality of the drains 504 are distributed in the sump 502 and are located below the highest water level. At least one drain 504 is disposed at a lowest water level location within the sump 502.
  • the drain port 504 includes a first drain port and a second drain port, the first drain port is disposed at a lowest water level position in the sump 502, and the second drain port is disposed at the sump 502.
  • the position between the highest water level and the lowest water level; the innermost circumference of the first drain port and the innermost circumference of the second drain port are respectively inscribed with the outermost circumference of the sump.
  • the sump 502 is circumferentially disposed along the bottom wall of the water collecting chamber 503, and the depth of the sump 502 in the vertical direction is a transition from a high to a low in a clockwise or counterclockwise direction.
  • the bottom wall of the water collecting chamber 503 of the present embodiment includes a central portion 505 which is integrally flushed and an annular sump 502 located at a periphery of the outer portion of the main portion 505.
  • the drain opening 504 is disposed in the annular sump 502.
  • One side of the innermost circumference of the drain 504 is tangential to the outermost circumference of the annular sump 502, and the other lateral body 505 opposite to the innermost circumference of the drain 504 is expanded.
  • a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water during washing, and a water collecting device 50 for collecting drain water of the washing tub 200.
  • the water collecting device 500 includes a water collecting chamber 503 and a drain port 504 communicating with the water collecting chamber 503, and the drain port 504 includes a plurality of draining requirements to satisfy the overflow of the water collecting device 500.
  • the washing tub 200 of the washing machine of the embodiment is used as a water tub, and no outer tub is disposed outside the washing tub 200.
  • only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting tank.
  • the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water.
  • the water outlet 504 of the embodiment includes a plurality of water outlets 504, which can increase the displacement of the water collecting device 500 per unit time, thereby achieving rapid drainage. The accumulated water in the sump is reduced to prevent the water collecting device 500 from overflowing.
  • the bottom wall of the water collecting chamber 503 is provided with a concave sump 502, and the water outlet 504 includes at least two, which are respectively disposed in the sump 502. Since the position of the sump 502 is low, both drain ports are disposed in the sump, which can better meet the drainage requirements.
  • the depth of the sump 502 in the vertical direction is set from a high to a low transition, so that the water discharge can be better guided, and the plurality of the drains 504 are distributed in the sump 502 and at the highest water level.
  • at least one drain 504 is disposed at the lowest water level in the sump to ensure that the water in the sump 502 can be completely drained.
  • the drain port includes a first drain port 5041 and a second drain port 5042, and the first drain port 5041 is disposed at a lowest water level position in the sump 502.
  • the second drain port 5042 is disposed at a position between the highest water level and the lowest water level in the sump 502.
  • the first drain port 5041 of the embodiment is connected to the first drain pipe 701, the second drain port 5042 is connected to the second drain pipe 702, and the first drain pipe 701 and the second drain pipe 702 are connected to a three-way pipe 704.
  • the passage 704 connects the third drain pipe 703, and the third drain pipe 703 leads to the outside of the casing 100 of the washing machine.
  • the sump 502 is circumferentially disposed along the bottom wall of the water collecting chamber 503, and the depth of the sump 502 in the vertical direction is set in a clockwise or counterclockwise direction from a high to a low transition.
  • the first drain port 5041 and the second drain port 5042 are respectively disposed in the sump, and the angle A between the first drain port 5041 and the second drain port 5042 satisfies: 90° ⁇ A ⁇ 180°;
  • the two areas in the water collection chamber 503 are separated as far as possible from each other to reduce the drainage pressure of the other outlet.
  • the innermost circumferences of the plurality of said drain openings are located in the outermost circumference of the sump;
  • the innermost circumference of the at least one drain opening is inscribed with the outermost circumference of the sump;
  • the innermost circumference of the first drain opening and the innermost circumference of the second drain opening are respectively inscribed with the outermost circumference of the sump.
  • the plurality of said drain openings have the same or different calibers
  • the diameter of the drain port increases as the water level in the water collecting chamber increases.
  • a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water in a washing process, and a water collecting device 500 for collecting washing water discharged from the washing tub, the set
  • the water device 500 includes a water collecting chamber 503, and an overflow structure 510 is disposed on a side wall of the water collecting chamber 503, and the water overflow structure 510 includes an overflow port 509 for discharging overflow water in the water collecting chamber.
  • the washing tub 200 of the washing machine is used as a water tub, and no outer tub is disposed outside the washing tub 200.
  • only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting device. After the 500 is discharged, the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water.
  • the water collecting chamber 503 of the present embodiment is provided with an overflow structure 510 on the side wall, and when the water in the collecting chamber 503 reaches the overflow water At the structure 510, the accumulated water in the water collecting chamber 503 will be discharged from the overflow port 509 of the overflow structure 510, thereby preventing the excessive accumulation of water in the water collecting device 500 from overflowing from the water collecting chamber 503.
  • the overflow structure 510 of the present embodiment includes an overflow chamber disposed on the upper side wall of the water collection chamber 503, and the overflow port 509 is disposed on the bottom wall of the overflow chamber.
  • the overflow port 509 is disposed on the bottom wall of the overflow chamber.
  • the overflow chamber is partially expanded by the upper sidewall of the water collecting chamber.
  • an outer wall of the water collecting chamber 503 of the present embodiment is provided with an overflow ring 511, and the overflow ring 511 has the overflow chamber, and the overflow port 509 is opened at the bottom of the overflow ring 511 and The overflow chamber communicates, and the overflow water in the water collecting chamber 503 overflows through the water collecting chamber wall into the overflow chamber in the overflow ring 511 and is discharged from the overflow port 509.
  • the water collecting device 500 has a water collecting chamber opening, and the water collecting ring 511 is an annular body having an annular opening at an upper end, and the annular body is sealed and mounted on the outer wall of the water collecting chamber 503 and close to the water collecting body. At the opening of the cavity.
  • the bottom of the overflow chamber 503 is disposed from a high to a low transition, and the overflow 509 is disposed at a bottom lowest water position of the overflow chamber 503.
  • the overflow port 509 of the present embodiment is connected to the overflow pipe 705, and the overflow pipe 705 is directly led to the outside of the machine body of the washing machine, and the drain pipe connected to the drain port is also separately extended to the outside of the machine body of the washing machine.
  • a drain port 504 is disposed in the water collecting chamber 503, the drain port 504 is connected to the drain pipe, and the overflow port 509 is connected to the overflow pipe, and the overflow pipe is connected with the The drain pipes are connected.
  • the drain pipe includes a first drain pipe 701 and a second drain pipe, and one end of the first drain pipe 701 communicates with the drain port 504, and the other end communicates with the three-way 704; one end of the overflow pipe 705 is connected
  • the overflow port 509 has the other end connected to the tee 704; one end of the second drain pipe communicates with the tee 704, and the other end is led to the outside of the machine body of the washing machine; preferably, the first drain pipe, the second drain pipe and the overflow pipe
  • the flow tubes are all straight lines.
  • the above embodiments may be implemented separately or in combination with each other to form a new technical solution while solving a plurality of corresponding technical problems.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

La présente invention concerne un lave-linge, comprenant un appareil de détection de niveau d'eau, un tambour de lavage destiné à contenir de l'eau pendant un processus de lavage, et un appareil de collecte d'eau destiné à collecter l'eau évacuée du tambour de lavage. L'appareil de détection de niveau d'eau comprend un appareil de détection de niveau d'eau de lavage destiné à détecter le niveau d'eau dans le tambour de lavage et un appareil de détection de niveau d'eau collectée destiné à détecter le niveau d'eau dans l'appareil de collecte d'eau. Le tambour de lavage du lave-linge selon la présente invention sert de tambour contenant de l'eau, à l'extérieur du tambour de lavage est disposé l'appareil de collecte d'eau au lieu d'un tambour externe, l'appareil de détection de niveau d'eau selon la présente invention comprend l'appareil de détection de niveau d'eau de lavage et l'appareil de détection de niveau d'eau collectée qui mettent en œuvre une détection de niveau d'eau par rapport au tambour de lavage et à l'appareil de collecte d'eau pendant le processus de lavage, ce qui permet d'empêcher le phénomène d'évacuation anormale d'eau du tambour de lavage et de l'appareil de collecte d'eau.
PCT/CN2019/074328 2018-02-12 2019-02-01 Lave-linge Ceased WO2019154298A1 (fr)

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CN201810147352.8A CN110144705A (zh) 2018-02-12 2018-02-12 一种洗衣机
CN201810147352.8 2018-02-12

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WO2019154298A1 true WO2019154298A1 (fr) 2019-08-15

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CN114318746B (zh) * 2020-09-27 2025-08-26 青岛海尔洗涤电器有限公司 一种洗衣机
CN112553844B (zh) * 2020-12-07 2025-05-16 珠海格力电器股份有限公司 悬挂吊杆座、波轮洗衣机

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