WO2019057051A1 - Procédé et appareil de nettoyage de condenseur pour sèche-linge intégré, et sèche-linge intégré - Google Patents

Procédé et appareil de nettoyage de condenseur pour sèche-linge intégré, et sèche-linge intégré Download PDF

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Publication number
WO2019057051A1
WO2019057051A1 PCT/CN2018/106384 CN2018106384W WO2019057051A1 WO 2019057051 A1 WO2019057051 A1 WO 2019057051A1 CN 2018106384 W CN2018106384 W CN 2018106384W WO 2019057051 A1 WO2019057051 A1 WO 2019057051A1
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WO
WIPO (PCT)
Prior art keywords
pipe
water
washing
shunt
inlet
Prior art date
Application number
PCT/CN2018/106384
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English (en)
Chinese (zh)
Inventor
黄本财
徐永洪
范先锋
Original Assignee
青岛海尔滚筒洗衣机有限公司
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Application filed by 青岛海尔滚筒洗衣机有限公司 filed Critical 青岛海尔滚筒洗衣机有限公司
Publication of WO2019057051A1 publication Critical patent/WO2019057051A1/fr

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
    • D06F35/005—Methods for washing, rinsing or spin-drying
    • D06F35/008—Methods for washing, rinsing or spin-drying for disinfecting the tub or the drum

Definitions

  • the present application relates to the field of dry clothes, for example, to a method, a device and a washing and drying machine for cleaning a condenser for a washing and drying machine.
  • the drying principle of most washing and drying machines on the market is that the air is heated by the heating element, and then the heated air is sent into the washing tub through the fan, and the moisture on the clothes in the washing tub acts as hot air.
  • the water vapor becomes high temperature and high temperature, and the high temperature and high temperature water vapor enters the condensation passage and directly or indirectly contacts the refrigerant to form condensed water, and the condensed water flows out along the inner wall of the condensation passage.
  • the swarf on the laundry enters the condenser from the inside of the washing tub along with the high temperature and high temperature water vapor, and accumulates on the inner wall of the condensing passage of the condenser.
  • the accumulation of wire scraping will cause the condensing passage to become clogged, the wind resistance becomes large, the circulating air volume becomes small, the drying performance becomes worse, and even the washing machine cannot perform the drying operation normally.
  • a wire filtering structure is usually provided at the entrance of the condensing passage, but the user needs to be cleaned regularly, and the operation is inconvenient.
  • some of the swarf filtering structure is combined with the flushing waterway flushing to rinse off the swarf on the filtering structure, but it is necessary to increase the electromagnetic valve for controlling the flushing waterway, resulting in an increase in production cost.
  • the application provides a cleaning method, a device and a washing and drying machine for the condenser for washing and drying machine, which can clean the condensation passage, has simple operation and low cost.
  • the application provides a cleaning method for a condenser for a washing and drying machine, comprising: a water inlet device of the washing and drying machine is connected with a flushing line (100) for flushing a condenser condensing passage, in the washing and rinsing process
  • a water inlet device of the washing and drying machine is connected with a flushing line (100) for flushing a condenser condensing passage, in the washing and rinsing process
  • the water split in the water inlet device flows into the flushing line (100) to flush the condensation passage of the condenser.
  • the application also provides a cleaning device for a condenser for washing and drying machine, comprising: a flushing line (100), the first end of the flushing line (100) is connected to the water inlet device of the washing and drying machine,
  • the flushing line (100) is configured to utilize a water pair that is diverted from the water inlet device and flows through the second end of the flushing line (100) when water is being injected during at least one of the washing and rinsing processes
  • the condensing passage (81) of the condenser (8) is flushed.
  • the second end of the flushing line (100) extends into the condensing passage (81) from an end of the refrigerant inlet (82) adjacent the condenser (8).
  • the second end of the flushing line (100) extends from the position of the drying fan (71) of the washing and drying machine into the drying air path (7) and faces the drying fan (71).
  • the impeller (72) is disposed such that water flowing from the flushing line (100) into the drying air path (7) can flow into the condensing passage (81) after flushing the impeller (72) .
  • the water inlet device comprises at least one water inlet pipe (1), the flushing pipe (100) comprising a shunt pipe (2) and a confluence pipe (4), the shunt pipe (2)
  • the first end is connected to a water inlet pipe (1)
  • the first end of the confluence pipe (4) is connected to the second end of the shunt pipe (2)
  • the second end of the confluence pipe (4) is
  • One end of a refrigerant inlet (82) adjacent to the condenser (8) extends into the condensation passage (81); the junction tube (4), the refrigerant inlet pipe (3) of the condenser (8), and the split flow
  • the tube (2) is connected through the first tee (5).
  • the central axis of the pipe connecting the first tee pipe (5) to the shunt pipe (2) and the central axis of the pipe connecting the first tee pipe (5) to the confluence pipe (4) The intersection point is higher than the intersection of the central axis of the pipe connecting the refrigerant inlet pipe (3) of the first three-way pipe with the central axis of the pipe connecting the first three-way pipe (5) to the junction pipe (4).
  • the shunt tube (2) includes a first shunt tube (21) and a second shunt tube (22) that form a first predetermined angle and communicate with each other, the first shunt tube (21) not One end connected to the second shunt tube (22) is connected to the water inlet pipe (1), and one end of the second shunt pipe (22) not connected to the first shunt pipe (21) is connected to the first three a first inlet (51) of the conduit (5);
  • the refrigerant inlet pipe (3) includes a first refrigerant inlet pipe (31) and a second refrigerant inlet pipe (32) that form a second predetermined angle and communicate with each other, and the second refrigerant inlet pipe (32) is not connected to the first refrigerant.
  • One end of the inlet pipe (31) is connected to the second inlet (52) of the first three-way pipe (5);
  • An intersection of a central axis of the first shunt tube (21) and a central axis of the second shunt tube (22) is higher than a central axis of the first refrigerant inlet pipe (31) and a central axis of the second refrigerant inlet pipe (32) The intersection.
  • the central axis of the first inlet (51) and the central axis of the second inlet (52) form an acute angle.
  • the water inlet pipe (1) connected to the shunt pipe (2) comprises a first inlet pipe (11) and a second inlet pipe (12), the first inlet pipe (11), the first The two inlet pipes (12) and the branch pipe (2) are connected by the second three-way pipe (6);
  • the second tee pipe (6) is connected to an inner diameter of the first water inlet (61) of the first inlet pipe (11) and a first water outlet (62) connecting the second inlet pipe (12)
  • the ratio of the inner diameter and the inner diameter of the second water outlet (63) connected to the first shunt tube (21) is equal to a preset value, so that the amount of water flowing into the washing tub of the washing and drying machine through the water inlet pipe (1) per unit time is greater than It is equal to the first preset minimum value, and the amount of water flowing into the shunt tube (2) per unit time is greater than or equal to a second preset minimum value.
  • the present application also provides a washing and drying machine, comprising a cleaning device for a condenser for any of the above-described washing and drying machines.
  • FIG. 1 is a schematic view showing the structure of a condenser cleaning device for a washing and drying machine according to an embodiment.
  • FIG. 2 is a cross-sectional view of the first tee according to an embodiment.
  • FIG. 3 is a schematic structural view of a second tee according to an embodiment.
  • a shunt tube 21, a first shunt tube; 22, a second shunt tube;
  • the washing and drying integrated machine of the embodiment is a drum washing and drying integrated machine.
  • the embodiment provides a cleaning device for a washing and drying machine, comprising a flushing line 100 and a flushing line 100.
  • One end is connected to the water inlet device of the washing and drying machine, and the second end of the flushing line 100 extends into the drying air path 7 of the washing and drying machine, and the flushing line 100 is set to at least during the washing and rinsing process.
  • the condensation passage 81 is flushed with water which is branched from the water inlet means and flows through the drying air path 7.
  • the laundry thread is carried into the condensation passage by the high temperature and high temperature water vapor, and gradually adheres to the inner wall of the condensation passage 81.
  • the second end of the flushing line 100 extends from one end of the refrigerant inlet 82 near the condenser 8 into the condensing passage 81 of the condenser 8.
  • the water flowing through the water inlet device is diverted from the flushing line 100, and the diverted water is directly introduced into the condensing passage 81 through the flushing line 100.
  • the lint attached to the inner wall of the condensing passage 81 is flushed so that the condensing passage 81 is cleaned.
  • the washing water is not discharged and washed. Outside the clothes machine, it is discharged into the washing tub, and the wire dust attached to the inner wall of the rinsing passage 81 is flushed without causing an increase in the amount of water. After washing or rinsing, it will be discharged through the drain of the washing and drying machine.
  • the inner wall of the condensation passage 81 will be attached with some wire scraps. Since the condensation passage 81 is in a dry state, bacteria will not be generated.
  • the inner wall of the condensing passage 81 is flushed during the next washing and/or rinsing process, so that the swarf attached to the inner wall of the condensing passage 81 is washed out, and does not affect the circulating air volume in the subsequent drying process, and does not increase.
  • the large wind resistance ensures the normal operation and drying efficiency during the drying process.
  • the water inlet device includes at least one water inlet pipe 1
  • the flushing pipe 100 includes a shunt pipe 2 and a confluence pipe 4 , and the first end of the shunt pipe 2 is connected to the water inlet pipe Road 1, the first end of the confluent tube 4 is connected to the second end of the shunt tube 2 and the second end of the confluent tube 4 extends from one end of the refrigerant inlet 82 near the condenser 8 into the condensation passage 81 of the condenser 8;
  • the merging pipe 4, the refrigerant inlet pipe 3 of the condenser 8, and the branch pipe 2 are connected by the first three-way pipe 5.
  • the junction pipe 4 projects into the condensation passage 81, avoiding the complicated structure of the condenser 8, and preventing the excessive pipe from extending into the condensation passage 81.
  • the high temperature and high temperature water vapor flows into the pipe which projects into the condensation passage 81.
  • the refrigerant needs to flow into the condensation passage 81 through the refrigerant inlet pipe 3 and the junction pipe 4, the high-temperature and high-temperature water vapor does not enter the condensation passage 81.
  • the shunt tube 2 includes a first shunt tube 21 and a second shunt tube 22 that form a first predetermined angle and communicate with each other, and the first shunt tube 21 is not connected to the second shunt tube.
  • the refrigerant inlet pipe 3 includes a first refrigerant inlet pipe 31 and a second refrigerant inlet pipe 32 that form a second predetermined angle and communicate with each other, and one end of the second refrigerant inlet pipe 32 that is not connected to the first refrigerant inlet pipe 31 is connected to the first three-way a second inlet 52 of the tube 5; an intersection of the central axis of the first shunt tube 21 and the central axis of the second shunt 22 (point A shown in FIG. 1) is higher than the center of the first refrigerant tube 31 The intersection of the axis and the central axis of the second refrigerant tube 32 (point B shown in Fig. 1).
  • the non-flowing flow is passed through the shunt tube 2.
  • the refrigerant passes through the first refrigerant inlet pipe 31 and the second refrigerant inlet pipe 32 into the confluence pipe 4, even if A small amount of refrigerant enters the second shunt 22, and after the refrigerant is stopped, the refrigerant in the second shunt 22 also flows directly into the refrigerant passage through the confluent pipe 4, thereby preventing the refrigerant in the refrigerant inlet pipe 3 from entering through the shunt pipe 2.
  • the water line 1 affects the drying efficiency.
  • the method of structural setting prevents the refrigerant from entering the water inlet pipe 1 through the branch pipe 2, eliminating the need for a valve, thereby saving production costs.
  • the angle formed by the central axis of the first inlet 51 and the central axis of the second inlet 52 is an acute angle, so that the branching angle of the shunt tube 2 and the refrigerant inlet pipe 3 are relatively opposite. Since the refrigerant inlet pipe 3 and the junction pipe 4 are both disposed in the cavity formed by the casing of the washing and drying machine drawer and the washing and drying machine, the refrigerant inlet pipe 3 and the joining pipe 4 are set as bending pipes and the bending angle is made. Compared with the layout, the installation space is saved, and the volume of the washing and drying machine is not increased.
  • the first preset angle and the second preset angle are determined according to the space in which the shunt tube 2 and the refrigerant inlet tube 3 are installed.
  • the water inlet pipe 1 connected to the shunt pipe 2 includes a first inlet pipe 11 and a second inlet pipe 12, and the first inlet pipe 11 and the second inlet pipe
  • the water pipe 12 and the branch pipe 2 are connected by a second three-way pipe 6.
  • the second tee pipe 6 is connected to the inner diameter of the first water inlet 61 of the first inlet pipe 11, the inner diameter of the first water outlet 62 connecting the second inlet pipe 12, and the first pipe connecting the first shunt pipe 2.
  • the ratio of the inner diameter of the two water outlets 63 is equal to a preset value, so that the amount of water flowing into the washing tub of the washing and drying machine through the water inlet pipe 1 per unit time is greater than or equal to a first preset minimum value, and flows into the shunt per unit time.
  • the amount of water in the tube 2 is greater than or equal to the second predetermined minimum value.
  • the water diverted through the shunt tube 2 does not affect the amount of water in the washing tub which is introduced into the washing and drying machine, and at the same time, the water diverted through the shunt tube 2 can be ensured Rinse the water refrigerant channel.
  • the preset value, the first preset minimum value, and the second preset minimum value can be determined by multiple experiments.
  • the present embodiment provides a cleaning method for a condenser for a washing and drying machine, wherein the water inlet device of the washing and drying machine is connected with a flushing line 100 for flushing the condensation passage 81 of the condenser 8, in washing and/or When water is injected during the rinsing, water diverted from the water inlet device flows into the flushing line 100 to flush the condensing passage 81.
  • the swarf attached to the inner wall of the condensing passage 81 can be flushed, so that the swarf flows out of the condensing passage 81 with the rinsing water, thereby solving the accumulation of the swarf on the inner wall of the condensing passage 81, thereby affecting the washing and drying.
  • the embodiment further provides a washing and drying machine, comprising the cleaning device for the condenser for any of the above washing and drying machines.
  • a washing and drying machine comprising the cleaning device for the condenser for any of the above washing and drying machines.
  • An embodiment improves the structure of the first tee 5 on the basis of the above embodiment.
  • the first three-way pipe 5 is connected to the intersection of the central axis of the first inlet 51 of the second shunt 22 and the central axis of the first outlet 53 of the confluence pipe 4, which is higher than the first three-way
  • the tube 5 is connected to the intersection of the central axis of the second inlet 52 of the second refrigerant inlet pipe 32 and the central axis of the first outlet 53 connecting the confluence tube 4.
  • a one-way valve is provided on the shunt tube 2, the one-way valve being connected to a controller of the washing and drying machine.
  • the one-way valve is in an open state so that the split water can pass through the shunt tube 2 into the merge tube 4.
  • the one-way valve is closed so that the refrigerant does not enter the water inlet pipe 1 through the branch pipe 2.
  • the one-way valve is disposed at one end of the first inlet 51 of the first diverter tube 5 connected to the second diverter tube 22, and can directly prevent the refrigerant from entering the shunt tube 2.
  • the second end of the flushing line 100 extends from the position of the drying fan 71 of the washing and drying machine into the drying air path 7 and is disposed opposite the impeller 72 of the drying fan 71.
  • the water flowing into the drying air path 7 by the flushing line 100 can flow into the condensing passage 81 after flushing the impeller 72.
  • the drying fan 71 Since the drying fan 71 has a wire in the drying air path 7 during the working process, part of the wire will adhere to the impeller 72 of the drying fan 71, so as to affect the working efficiency of the drying fan 71.
  • the water from the flushing line 100 is flushed directly against the impeller 72, and the wire scraping on the impeller 72 can be flushed to ensure that the drying fan 71 can work normally during the drying process. Due to the structural arrangement relationship between the condensing passage 81 of the washing and drying machine and the drying fan 7, the water flushing the impeller 72 can flow into the condensing passage 81, and the inner wall of the condensing passage 81 is flushed so as to adhere to the condensing passage 81. The inner wall scraps are washed away by the water flow.

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

Abstract

L'invention concerne un procédé et un appareil de nettoyage de condenseur pour un sèche-linge intégré, et le sèche-linge intégré. Le procédé de nettoyage de condenseur pour un sèche-linge intégré comprend les étapes suivantes : un appareil d'entrée d'eau du sèche-linge intégré est raccordé à un tuyau de rinçage pour rincer un canal de condensation dans le condenseur, et pendant l'injection d'eau dans un processus de lavage et/ou de rinçage, de l'eau distribuée à partir de l'appareil d'entrée d'eau s'écoule dans le tuyau de rinçage pour rincer le canal de condensation dans le condenseur.
PCT/CN2018/106384 2017-09-19 2018-09-19 Procédé et appareil de nettoyage de condenseur pour sèche-linge intégré, et sèche-linge intégré WO2019057051A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710845858.1A CN109518417B (zh) 2017-09-19 2017-09-19 洗干一体机用冷凝器线屑清理方法、装置及洗干一体机
CN201710845858.1 2017-09-19

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WO2019057051A1 true WO2019057051A1 (fr) 2019-03-28

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CN113106693A (zh) * 2020-01-13 2021-07-13 青岛海尔滚筒洗衣机有限公司 一种洗干一体机及其控制方法

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EP0695826B1 (fr) * 1994-08-02 1998-09-02 BSH Bosch und Siemens Hausgeräte GmbH Machine à laver équipée pour sécher
JP2005312573A (ja) * 2004-04-28 2005-11-10 Hitachi Ltd 洗濯乾燥機
CN101387059A (zh) * 2007-09-11 2009-03-18 博西华电器（江苏）有限公司 设有烘干程序的衣物洗涤设备及其控制方法
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Publication number Priority date Publication date Assignee Title
CN113106693A (zh) * 2020-01-13 2021-07-13 青岛海尔滚筒洗衣机有限公司 一种洗干一体机及其控制方法
CN113106693B (zh) * 2020-01-13 2024-01-23 重庆海尔滚筒洗衣机有限公司 一种洗干一体机及其控制方法

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