WO2022095687A1 - Dispositif d'admission de liquide automatique et appareil électroménager - Google Patents

Dispositif d'admission de liquide automatique et appareil électroménager Download PDF

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Publication number
WO2022095687A1
WO2022095687A1 PCT/CN2021/124538 CN2021124538W WO2022095687A1 WO 2022095687 A1 WO2022095687 A1 WO 2022095687A1 CN 2021124538 W CN2021124538 W CN 2021124538W WO 2022095687 A1 WO2022095687 A1 WO 2022095687A1
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WO
WIPO (PCT)
Prior art keywords
liquid
liquid outlet
level
automatic
dispensing box
Prior art date
Application number
PCT/CN2021/124538
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English (en)
Chinese (zh)
Inventor
王晶
王丞
刘建设
王汉
徐乐馨
Original Assignee
青岛海尔洗衣机有限公司
海尔智家股份有限公司
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 青岛海尔洗衣机有限公司, 海尔智家股份有限公司 filed Critical 青岛海尔洗衣机有限公司
Priority to JP2023526498A priority Critical patent/JP7498365B2/ja
Publication of WO2022095687A1 publication Critical patent/WO2022095687A1/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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/02—Devices for adding soap or other washing agents
    • D06F39/022—Devices for adding soap or other washing agents in a liquid state
    • 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 
    • D06F39/02—Devices for adding soap or other washing agents

Definitions

  • the invention belongs to the technical field of household appliances, in particular to an automatic liquid feeding device and a household appliance.
  • the detergent additive box containing the detergent additive and softener is generally a sealed box body, and the detergent additive is extracted from the box through various pumps.
  • the liquid washing machine integrated with the washing machine The auxiliary box needs to be opened and processed separately; the other is a split type, which needs to be drilled and installed on the washing machine. Both of these methods cause unnecessary troubles to production and processing, and the existing old washing machines may be used as Standalone units cannot be used.
  • the Chinese Patent Application No. 201610797034.7 discloses a detergent dispensing device for a washing machine.
  • the detergent dispensing device includes: a storage cavity, and a special detergent box placement slot is defined in the storage cavity, and the special detergent A first thimble and a second thimble for piercing the special detergent box are arranged in the box placement groove, and the first thimble has a water inlet hole, the second thimble has a water outlet hole, the first thimble and the Each of the second thimbles is configured to be adapted to communicate with the inner space of the special detergent box after the water inlet hole and the water outlet hole are inserted into the special detergent box at the end.
  • the washing water enters the detergent box through the water inlet hole to be mixed with the detergent and flows out into the washing machine through the water outlet hole.
  • the detergent box can only be used once, and a new detergent box needs to be installed for each laundry, resulting in This is a waste of resources, and it also causes a lot of trouble to match the washing additive box for customers.
  • the Chinese Patent Application No. 201710248454.4 discloses a washing additive box and a washing machine, wherein the washing additive box includes a closed box body with a cavity inside, and a liquid outlet is provided on the box body, and the liquid outlet It is used to connect the feeding pipeline of the washing machine to put washing additives into the washing chamber of the washing machine; a one-way ventilation structure to balance the air pressure inside and outside the washing additive box; a liquid outlet device arranged at the liquid outlet, the washing additive is installed In the cavity inside the box body, the washing additive box enters the delivery pipeline of the washing machine through the liquid outlet device.
  • a suction device needs to be installed on the bottom wall of the detergent additive box, so that the detergent additive in the detergent additive box can be sucked out, which increases the cost.
  • the Chinese patent with the application number of 201710277408.7 discloses an automatic feeding device for a washing machine and a liquid storage ventilation structure.
  • the liquid storage ventilation structure is provided on the liquid storage box, including a ventilation port provided on the liquid storage box and a one-way ventilation port installed on the ventilation port.
  • the vent valve, the one-way vent valve includes a valve body arranged in the vent port and extending from the outside of the liquid storage box to the inside, one end of the valve body, a first element for movably sealing the vent port, and the other end of the valve body.
  • the second element with the vents communicated.
  • this structure cannot control the quantitative addition of detergent, which is prone to waste.
  • liquid inlet devices that control the liquid inlet through a switch or a water inlet valve.
  • a switch or a water inlet valve For machines that frequently enter liquid, they need to be normally open and normally closed, and the operation is frequent, which wastes manpower, electricity or requires an additional valve structure, and the user experience is not good.
  • the local ultrasonic washing device since the washing process requires frequent use of liquid, and the water or washing liquid is easily used up, it will be very troublesome if the liquid is manually switched on and off.
  • the present invention has been made in view of this.
  • the technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and to provide an automatic liquid feeding device, which realizes automatic liquid feeding through the device structure, and has the characteristics of simple structure, manpower and cost saving.
  • an automatic liquid feeding device comprising,
  • the air pressure balancing unit is provided with a first vent, which communicates with the inside of the chamber unit and is used to balance the air pressure inside the chamber unit and the outside world.
  • the openings of the first liquid outlet and the first air outlet are in the same direction and on the same horizontal plane.
  • the chamber unit includes a liquid dispensing box and a liquid outlet pipe communicating with the liquid dispensing box.
  • the first liquid outlet is provided at one end of the liquid outlet pipe away from the liquid dispensing box, and the other end of the liquid outlet pipe is provided with a first liquid inlet, which is communicated with the liquid dispensing box.
  • a first channel is formed between the first liquid outlet and the first liquid inlet.
  • the air pressure balancing unit is further provided with a second vent.
  • a second channel is formed between the first air opening and the second air opening.
  • the second channel is arranged in the liquid outlet pipe and is arranged independently of the first channel.
  • the air pressure balancing unit includes an air duct, one end of the air duct is connected to the top of the liquid dispensing box, and the other end is connected to the second vent.
  • the air duct is connected with the second air port, the second air port and the first air port form a second channel, and the first air port is communicated with the outside world, so the air pressure in the liquid dispensing box is the same as the outside air pressure, so that the liquid dispensing box is The detergent mixture inside can flow out smoothly.
  • a water receiving tray is also included, and the level of the tray opening of the water receiving tray is higher than the horizontal plane of the first liquid outlet and the first air outlet, so as to prevent the liquid from overflowing the water receiving tray and causing waste.
  • opening directions of the first liquid outlet and the first air port are facing downwards facing the water pan, and are used to interact with the liquid level in the water receiving pan to control the start and stop of automatic liquid feeding.
  • the liquid level in the water receiving tray includes a first liquid level and a second liquid level.
  • the first liquid level is on the same level as the first liquid outlet and the first vent, and when the liquid level in the water receiving tray is at the first liquid level, the first liquid outlet stops discharging liquid.
  • the second liquid level is lower than the level where the first liquid outlet and the first air vent are located, and when the liquid level in the water receiving pan is at the second liquid level, the first liquid outlet discharges liquid.
  • the liquid level in the water receiving tray is at the second liquid level.
  • the liquid is automatically fed from the first liquid outlet, and the liquid in the water receiving tray
  • the surface increases to the first liquid level with the amount of liquid, and is equal to the horizontal plane where the first liquid outlet and the first air port are located, and the air intake is stopped. There is always a certain amount of washing liquid mixture in the water tray to maintain the best washing effect.
  • the first liquid outlet and the first ventilation port interact with the liquid level in the water receiving tray to form a water seal.
  • the start and stop of the automatic liquid feeding can be controlled without installing a pump or a water inlet valve.
  • Other devices realize liquid feeding, and there is no need for frequent manual switching, saving manpower and cost.
  • At least one liquid dispensing box is provided, and the upper end of the liquid dispensing box is provided with a second liquid inlet port, and the lower end is provided with a second liquid outlet port, and the second liquid outlet ports are respectively connected with the first liquid inlet ports.
  • Multiple liquid dispensing boxes can be set up for the preparation of water, detergent, softener, disinfectant, etc. Using the prepared detergent mixture to wash clothes can effectively improve the washing effect.
  • the second liquid inlet is used for external water, detergent, softener, disinfectant, etc. to enter the liquid dispensing box, and the second liquid outlet is used to flow out the prepared detergent mixture.
  • control valve for controlling the connection between the second liquid outlet of the liquid dispensing box and the first liquid inlet of the liquid outlet pipe.
  • the on-off of the liquid distribution box and the liquid outlet pipe is controlled by the control valve to realize automatic liquid feeding, without frequent opening of the valve and reducing power consumption.
  • the present invention has the following beneficial effects compared with the prior art:
  • the invention provides an automatic liquid feeding device, which realizes the start and stop of the automatic liquid feeding through the device structure without installing a pump, a water inlet valve and other devices, and achieves the effect of storing a quantitative detergent mixture and maintaining the best washing state.
  • the air pressure of the liquid distribution box is the same as the external air pressure, so that the detergent mixture in the liquid distribution box can flow out smoothly, and the situation of no liquid caused by the imbalance of air pressure is prevented.
  • the automatic liquid feeding device provided by the invention has the characteristics of realizing automatic liquid feeding and multiple liquid feeding, cyclic use, simple structure, space saving and convenient operation.
  • the present invention also provides a household appliance with the above-mentioned automatic liquid feeding device, which has the characteristics of being convenient for installation, disassembly and cleaning, saving manpower and cost, and enhancing user experience.
  • Fig. 1 is the structural representation of automatic liquid feeding device of the present invention
  • FIG. 2 is a schematic structural diagram of the liquid outlet pipe in FIG. 1 of the present invention.
  • Liquid dispensing box 1. Air conduit; 3. Control valve; 4. Liquid outlet pipe; 5. First liquid outlet; 6. First vent; 7. Water tray.
  • the present invention provides an automatic liquid feeding device, which includes a liquid dispensing box 1 , a control valve 3 , a liquid outlet pipe 4 and a water receiving tray 7 .
  • the liquid dispensing box 1 is provided with an air conduit 2, the upper end of the liquid dispensing box 1 is provided with a second liquid inlet, and the lower end is provided with a second liquid outlet; one end of the liquid outlet pipe 4 is provided with a first liquid outlet 5 and a second liquid outlet.
  • a vent 6 the other end is provided with a first liquid inlet and a second vent, the first liquid outlet 5 and the first liquid inlet form a first channel, and the first vent 6 and the second vent form a second vent
  • the control valve 3 controls the on-off of the second liquid outlet of the liquid dispensing box 1 and the first liquid inlet of the liquid outlet pipe 4 .
  • the invention also provides a household appliance with an automatic liquid feeding device.
  • the present invention provides an automatic liquid feeding device, as shown in FIG. 1 , comprising a liquid dispensing box 1 , a control valve 3 , a liquid outlet pipe 4 and a water receiving tray 7 .
  • the liquid outlet pipe 4 is arranged below the liquid distribution box 1 , and the two are communicated with each other through the control valve 3 .
  • the liquid outlet pipe 4 is arranged below the liquid dispensing box 1 so that the detergent mixture flows from the liquid dispensing box 1 to the liquid outlet pipe 4 by its own gravity.
  • the liquid outlet pipe 4 is arranged above the water receiving tray 7, and the end of the liquid outlet pipe 4 away from the liquid dispensing box 1 is provided with a first liquid outlet port 5 and a first vent port 6, both of which have the same opening direction and are on the same horizontal plane. .
  • the opening directions of the first liquid outlet 5 and the first vent port 6 are facing downwards facing the water pan 7, and are used to interact with the liquid level in the water receiving pan 7 to control the progress and stop of automatic liquid feeding.
  • the level of the tray opening of the water receiving tray 7 is higher than the level of the first liquid outlet 5 and the first vent port 6 to prevent the liquid from overflowing the water receiving tray 7 and causing waste.
  • the first liquid level is on the same level as the first liquid outlet 5 and the first vent port 6 , and when the liquid level in the water receiving tray 7 is at the first liquid level, the first liquid outlet 5 stops discharging liquid.
  • the second liquid level is lower than the level where the first liquid outlet 5 and the first vent 6 are located, and when the liquid level in the water receiving tray 7 is at the second liquid level, the first liquid outlet 5 discharges liquid.
  • the liquid level in the water receiving tray 7 is at the second liquid level, and at this time, the liquid is automatically fed from the first liquid outlet 5 to receive water.
  • the liquid level in the disc 7 increases to the first liquid level with the liquid volume, and is equal to the horizontal plane where the first liquid outlet 5 and the first vent port 6 are located to form a water seal, stop the air intake, and the air pressure in the liquid dispensing box 1 is less than The external air pressure, and then stop the liquid feeding, so that there is always a quantitative washing liquid mixture in the water receiving tray 7, so as to maintain the best washing effect.
  • the first liquid outlet 5 and the first ventilation port 6 interact with the liquid level in the water receiving tray 7 to form a water seal. While the automatic liquid feeding is realized through the device structure, the progress and stop of the automatic liquid feeding can be controlled without installing a pump, The water inlet valve and other devices realize the liquid inlet, and there is no need to manually switch frequently, saving manpower and cost.
  • the other end of the liquid outlet pipe 4 is provided with a first liquid inlet and a second vent.
  • the first liquid outlet 5 and the first liquid inlet form a first channel.
  • the first vent 6 and the second vent form a second channel.
  • the first channel and the second channel are provided in the liquid outlet pipe 4 independently of each other.
  • the liquid dispensing box 1 is provided with an air conduit 2, which is distributed in the vertical direction, the upper end of which is located above the liquid dispensing box 1, and the lower end is connected to the second vent through the liquid dispensing box 1.
  • the air conduit 2 is connected with the second vent, the second vent and the first vent 6 form a second channel, and the first vent 6 is communicated with the outside world, so the air pressure in the liquid dispensing box 1 is the same as the outside air pressure, thereby The detergent mixture in the liquid dispensing box 1 can flow out smoothly.
  • the air pressure in the liquid dispensing box 1 will decrease accordingly.
  • the detergent mixture in the box 1 is prone to the phenomenon that the liquid discharge is not smooth or stops.
  • the liquid dispensing box 1 can be set with one or more, and can be set according to needs. It is used for the preparation of water, detergent, softener, disinfectant, etc., using the prepared detergent mixture to clean items can effectively improve the cleaning performance. net effect.
  • the upper end of the liquid dispensing box 1 is provided with a second liquid inlet, and the lower end is provided with a second liquid outlet.
  • the second liquid inlet is used for external water, detergent, softener, disinfectant, etc. to enter the liquid dispensing box 1 .
  • the second liquid outlet is used to flow out the prepared detergent mixture, into the liquid outlet pipe 4 , and then into the water receiving tray 7 from the first liquid outlet 5 .
  • the control valve 3 communicates with the second liquid outlet of the liquid dispensing box 1 and the first liquid inlet of the liquid outlet pipe 4 .
  • the water receiving tray 7 is provided with a liquid level detection unit for detecting whether the liquid level reaches the first liquid level.
  • the control valve 3 communicates with the second liquid outlet of the liquid dispensing box 1 and the first liquid inlet of the liquid outlet pipe 4 to realize Automatic liquid filling.
  • control valve 3 is energized to block the second liquid outlet of the liquid dispensing box 1 and the first liquid inlet of the liquid outlet pipe 4. Connected.
  • the external water, detergent, etc. enter the liquid dispensing box 1 from the second liquid inlet to prepare the detergent mixture.
  • the control valve 3 When the liquid level detection unit detects that the liquid level in the water receiving tray 7 does not reach the first liquid level, the control valve 3 is connected to the second liquid outlet of the liquid dispensing box 1 and the first liquid inlet of the liquid outlet pipe 4, and the preparation is completed.
  • the detergent mixed liquid passes through the control valve 3 and flows from the liquid dispensing box 1 into the liquid outlet pipe 4 .
  • the detergent mixture is automatically flowed out by its own gravity.
  • the liquid level in the water receiving tray 7 is at the second liquid level at this time, the first vent 6 of the liquid outlet pipe 4 is communicated with the outside world, so that the liquid dispensing box 1
  • the air pressure inside is the same as the air pressure outside, so that the detergent mixture can flow out more smoothly.
  • the air pressure in the liquid dispensing box 1 will decrease accordingly.
  • the detergent mixture in the box 1 is prone to the phenomenon that the liquid discharge is not smooth or stops.
  • the liquid level rises from the second liquid level to the first liquid level.
  • the first liquid level in the water receiving tray 7 is at the same time as the first liquid outlet 5 and the first vent port 6 A water seal is formed, the air pressure in the liquid dispensing box 1 is lower than the air pressure outside, and the liquid is stopped.
  • the first vent 6 takes in air, and the detergent mixture flows out from the liquid dispensing box 1, and passes through the control valve 3. It flows into the liquid outlet pipe 4, and then enters the water receiving tray 7 from the first liquid outlet 5.
  • the second channel and the air duct 2 formed by the first vent 6 and the second vent can be set independently, or can be set together, and there can also be various installation methods, as long as the connection between the liquid dispensing box 1 is satisfied and the outside, so that the air pressure is the same.
  • a predetermined preparation time can be set on the liquid dispensing box 1.
  • the control valve 3 is connected to the second liquid outlet of the liquid dispensing box 1. and the first liquid inlet of the liquid outlet pipe 4 , the prepared detergent mixture flows through the control valve 3 from the liquid dispensing box 1 into the liquid outlet pipe 4 .
  • Other units for controlling the control valve 3 may also be provided, which are not specifically limited.
  • the automatic liquid feeding device provided by the present invention can be used in a local ultrasonic washing device, can also be used in a detergent dispenser box, and can also be used in other automatic dispensing devices.
  • the present invention also provides a household appliance having the above-mentioned automatic liquid feeding device.

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

Abstract

Un dispositif d'admission de liquide automatique et un appareil électroménager. Le dispositif d'admission de liquide automatique comprend une unité de chambre et une unité d'équilibrage de pression d'air. L'unité de chambre est pourvue d'une première sortie de liquide (5) ; l'unité d'équilibrage de pression d'air est pourvue d'un premier évent d'air (6) ; le premier évent d'air (6) est en communication avec l'intérieur de l'unité de chambre et est utilisé pour équilibrer la pression d'air à l'intérieur de l'unité de chambre avec la pression d'air externe ; et les directions d'ouverture de la première sortie de liquide (5) et du premier évent d'air (6) sont identiques et se trouvent sur le même plan horizontal. Une admission de liquide automatique est réalisée au moyen de la structure du dispositif, ce qui permet d'éviter le montage d'autres dispositifs pour réaliser une admission de liquide et d'éviter également la mise sous/hors tension manuelle fréquente du dispositif. Le dispositif réalise une admission de liquide automatique et de multiples instances d'admission de liquide et se caractérise par sa réutilisabilité, une structure simple, l'économie d'espace, un fonctionnement pratique, un montage et démontage pratiques, un nettoyage pratique, des économies de main d'œuvre et des coûts réduits, et l'amélioration de l'expérience utilisateur.
PCT/CN2021/124538 2020-11-04 2021-10-19 Dispositif d'admission de liquide automatique et appareil électroménager WO2022095687A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023526498A JP7498365B2 (ja) 2020-11-04 2021-10-19 自動給液装置及び家庭用電気製品

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202011216281.6A CN114438742B (zh) 2020-11-04 2020-11-04 一种自动进液装置及家用电器
CN202011216281.6 2020-11-04

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WO2022095687A1 true WO2022095687A1 (fr) 2022-05-12

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JP (1) JP7498365B2 (fr)
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WO (1) WO2022095687A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100085497A (ko) * 2009-01-20 2010-07-29 엘지전자 주식회사 액체 저장조용 필터 및 그를 포함하는 의류 처리장치용 액체 저장조
CN108729134A (zh) * 2017-04-17 2018-11-02 青岛海尔滚筒洗衣机有限公司 一种设有密封结构的洗涤添加剂盒
CN108729131A (zh) * 2017-04-17 2018-11-02 青岛海尔滚筒洗衣机有限公司 一种洗涤添加剂盒及洗衣机
CN108978132A (zh) * 2018-09-27 2018-12-11 青岛海尔洗衣机有限公司 外置储液盒及家用电器
CN208250702U (zh) * 2018-04-25 2018-12-18 无锡小天鹅股份有限公司 洗衣机用储液装置及洗衣机
CN209456748U (zh) * 2018-09-27 2019-10-01 青岛海尔洗衣机有限公司 外置储液盒及家用电器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100085497A (ko) * 2009-01-20 2010-07-29 엘지전자 주식회사 액체 저장조용 필터 및 그를 포함하는 의류 처리장치용 액체 저장조
CN108729134A (zh) * 2017-04-17 2018-11-02 青岛海尔滚筒洗衣机有限公司 一种设有密封结构的洗涤添加剂盒
CN108729131A (zh) * 2017-04-17 2018-11-02 青岛海尔滚筒洗衣机有限公司 一种洗涤添加剂盒及洗衣机
CN208250702U (zh) * 2018-04-25 2018-12-18 无锡小天鹅股份有限公司 洗衣机用储液装置及洗衣机
CN108978132A (zh) * 2018-09-27 2018-12-11 青岛海尔洗衣机有限公司 外置储液盒及家用电器
CN209456748U (zh) * 2018-09-27 2019-10-01 青岛海尔洗衣机有限公司 外置储液盒及家用电器

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CN114438742A (zh) 2022-05-06
JP7498365B2 (ja) 2024-06-11
CN114438742B (zh) 2023-12-19
JP2023548338A (ja) 2023-11-16

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