CN110629464A - Automatic feeding device, control method and multi-drum washing machine - Google Patents
Automatic feeding device, control method and multi-drum washing machine Download PDFInfo
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- CN110629464A CN110629464A CN201810645873.6A CN201810645873A CN110629464A CN 110629464 A CN110629464 A CN 110629464A CN 201810645873 A CN201810645873 A CN 201810645873A CN 110629464 A CN110629464 A CN 110629464A
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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
Abstract
The invention discloses an automatic dispensing device, which comprises a liquid storage part, a liquid outlet part and a liquid outlet part, wherein additives are contained in the liquid storage part; at least two water supply pipelines which can respectively convey inlet water to the water outlets of the corresponding water supply pipelines; the water supply pipelines are respectively provided with a suction structure, and negative pressure can be generated through water flow flowing through the corresponding water supply pipelines, so that the additive in the liquid storage part is pumped out and is conveyed to the water outlets of the corresponding water supply pipelines along with the water flow. The invention also discloses a multi-drum washing machine, which comprises at least two water containing drums; the automatic feeding device is arranged, the water outlets of the automatic feeding device are respectively communicated with the water containing cylinders in a one-to-one correspondence mode, and the additive in the liquid storage part is pumped out and flushed into the corresponding water containing cylinders along with the water flow of the washing machine by utilizing the negative pressure generated when the water flow passes through the suction structure.
Description
Technical Field
The invention relates to a drum washing machine in the field of household appliances, in particular to a multi-drum washing machine with at least two water containing drums, and particularly relates to an automatic feeding device which is applied to the multi-drum washing machine and used for adding additives in a clothes treatment process.
Background
The traditional washing machine has the advantages that additives such as detergent, softening agent, disinfectant and the like used in the washing process are separately arranged from the washing machine, a feeding device for the additives is not arranged on the washing machine, the additives cannot be automatically fed, and the structure cannot realize the full-automatic washing control process of the washing machine. With the improvement of the automation of the washing machine, most of the washing machines are provided with an additive box for placing detergent or/and softener, which is communicated with a water inlet pipeline, and the detergent or/and softener in the additive box is flushed into a water containing barrel through water inlet, but the structure needs to firstly place the detergent or/and softener into the additive box every time washing is carried out, and a full-automatic washing control process is not realized.
At present, there are a lot of patent applications related to automatic additive feeding devices, and chinese patent with application number 97208723.0 discloses a detergent feeding device for washing machines, which is characterized in that a container matched with a bottle is arranged on a box body of the washing machine, the bottom of the container is a conical through hole, a vertical fixing piece is fixed on the through hole, a washing liquid conduit is fixed on the vertical fixing piece, the bottle body is matched with the container, a conical leading-in pipe is arranged on a bottle mouth, and a ventilation opening is arranged at the bottom of the bottle body. This structure cannot control the amount of detergent added and is easily damaged to waste detergent.
Chinese patent application No. 200610136059.9 discloses a detergent supply apparatus for a washing machine having a detergent box with a siphon unit, which injects detergent into the detergent box, and discharges the detergent in the box into a washing tub from the siphon unit after diluting the detergent by injecting wash water into the detergent box. The invention solves the problem that the clothes to be washed are damaged because the concentrated detergent directly enters the washing cylinder, but the automatic additive of the detergent cannot be accurately controlled.
Meanwhile, along with the improvement of living standard of people, in order to meet the purpose of diversified and high demand of user clothes treatment, the applicant proposes a multi-drum washing machine in the past, and the washing machine is provided with a plurality of water containing drums which are arranged independently and can treat the clothes respectively, so as to treat different clothes of the user respectively and meet the demand of diversified and personalized treatment of different clothes of the user. Therefore, how to arrange an automatic feeding device to feed corresponding additives into different water containing barrels by utilizing the water inlet of the washing machine becomes a problem which needs to be solved urgently.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The invention aims to provide an automatic feeding device, which aims to realize the aim of respectively and automatically feeding additives to different feeding points by using one set of device; the invention also aims to provide an automatic feeding device and method, so as to realize the purpose of respectively and automatically feeding additives to different feeding points by utilizing single water inflow; the invention further aims to provide a multi-drum washing machine to achieve the purpose of respectively and automatically adding different additives into different water containing drums.
In order to achieve the purpose, the invention adopts the following specific technical scheme:
an automatic dispensing device comprises a liquid storage part, a liquid outlet part and a liquid outlet part, wherein additives are contained in the liquid storage part; at least two water supply pipelines which can respectively convey inlet water to the water outlets of the corresponding water supply pipelines; the water supply pipelines are respectively provided with a suction structure, and negative pressure can be generated through water flow flowing through the corresponding water supply pipelines, so that the additive in the liquid storage part is pumped out and is conveyed to the water outlets of the corresponding water supply pipelines along with the water flow.
Furthermore, the water supply device also comprises a flushing pipeline, wherein the flushing pipeline directly introduces water flow at the water outlet end of the water supply pipeline into the suction structure for flushing and then reflows flushing water into the water supply pipeline through the suction structure. Preferably, the flushing pipeline is provided with a one-way valve which ensures that water flow in the pipeline flows along a single direction from the water inlet end to the water outlet end; preferably, the flushing pipeline is provided with a control valve for controlling the on-off of water flow in the pipeline.
Furthermore, the water outlet end of each water supply pipeline is correspondingly connected with each suction structure one by one through different flushing pipelines; or the water outlet end of any water supply pipeline is communicated with the water inlet end of a flushing pipeline, and the water outlet end of the flushing pipeline is communicated with each suction structure through one of the reversing valves; or the water outlet end of any water supply pipeline is communicated with the water inlet end of a flushing pipeline, and the water outlet end of the flushing pipeline is correspondingly connected with the suction structures one by one through pipelines respectively provided with control valves; or the water outlet end of each water supply pipeline is correspondingly connected with the suction structure arranged on the water supply pipeline through a flushing pipeline.
The liquid storage device further comprises at least two liquid storage parts, each liquid storage part is correspondingly connected with the suction ports of the suction structures through different connecting pipelines, and each connecting pipeline is provided with a control valve for controlling the on-off of the pipeline; or at least two liquid storage parts are communicated with the same connecting pipeline through one of the reversing valves; or at least two liquid storage parts are respectively communicated with the same connecting pipeline through pipelines provided with control valves. Preferably, the water outlet end of the connecting pipeline is communicated with the suction ports of the at least two pumping structures through one of the reversing valves; or the water outlet end of the connecting pipeline is respectively communicated with the suction ports of the at least two pumping structures through a pipeline provided with a control valve.
Furthermore, each connecting pipeline is respectively communicated with each water supply pipeline through different flushing pipelines which correspond to each other one by one; or each connecting pipeline is connected with the same flushing pipeline through a reversing structure, and one flushing pipeline is communicated with each connecting pipeline under the action of the reversing structure; or each water supply pipeline is respectively connected with a corresponding flushing pipeline, each flushing pipeline is selected by a reversing valve to be connected with a connecting pipeline, and the selected flushing pipeline is communicated with the connecting pipeline under the action of the reversing structure. Preferably, a metering device for detecting the flow of the liquid flowing through the pipeline is arranged on the connecting pipeline; preferably, the connecting pipeline is provided with a one-way valve which ensures that the liquid in the pipeline flows towards one end of the suction port of the suction pump in a single direction.
Furthermore, the water outlet end of each water supply pipeline is respectively communicated with a corresponding and different water outlet; preferably, the water supply pipeline is provided with a one-way valve which ensures that water flow in the pipeline flows in a single direction from the water inlet end to the water outlet end.
Furthermore, the suction structure comprises a venturi tube which is arranged in the water supply pipeline and can generate negative pressure by water flow, and a suction opening which is communicated with the liquid storage part and used for sucking the additive into the water flow of the water supply pipeline by using the negative pressure is arranged in the negative pressure area; preferably, both ends of the venturi tube are connected into corresponding water supply pipelines and are correspondingly communicated with the water inlet end and the water outlet end respectively; the middle part of the Venturi tube is provided with a closing part with the convex-reduced pipe diameter, the closing part generates negative pressure along with the sudden increase of the flow velocity of water flow to form a negative pressure area, the negative pressure area is provided with a connector communicated with the outside, and the connector forms a suction port of a suction structure communicated with the liquid storage part through a connecting pipeline.
Furthermore, a connecting pipeline between the liquid storage part and the suction structure is provided with a labyrinth loop which is coiled and convoluted and is used for prolonging the axial length of the pipeline; preferably, each connecting pipeline is communicated with a suction port of the suction structure through the same labyrinth loop; preferably, a metering device for detecting the flow of the liquid flowing through is arranged between the labyrinth loop and the suction port of the suction structure; preferably, the labyrinth loop is communicated with the suction port of the suction structure through a pipeline provided with a control valve, and the control valve controls the on-off of the pipeline.
Another object of the present invention is to provide a control method for an automatic dispensing device, wherein when an additive is dispensed, water at a water supply source flows to a corresponding water outlet through any water supply pipeline, and the additive in a liquid storage part is pumped out by using a negative pressure generated when the water flows through a suction structure arranged on the water supply pipeline, enters the corresponding water supply pipeline through a suction port, and then is flushed to the corresponding water outlet along with the water flow in the water supply pipeline.
Further, when the suction structure is washed, the water supply pipeline is communicated with the washing pipeline, the liquid storage part is disconnected with the suction structure, water flows through the water supply pipeline, at least part of water flows through the washing pipeline to flow to the suction structure for washing, and the washing water flows back to the water supply pipeline through the suction opening of the suction structure. Preferably, when the suction structure is washed, the water outlet end of the water supply pipeline is communicated with the washing pipeline and the selected water outlet, part of water flow in the water supply pipeline flows to the selected water outlet and part of water flows to the washing pipeline, and washing water which flows back to the washing pipeline from the suction port after the suction structure is washed by the washing pipeline can flow out through the selected water outlet.
The invention discloses a multi-drum washing machine, which comprises at least two water containing drums; the automatic feeding device is arranged, and each water outlet of the automatic feeding device is communicated with each water containing cylinder in a one-to-one correspondence manner, so that the additive pumped out from the liquid storage part by the pumping structure can be controllably conveyed to any water containing cylinder.
Furthermore, the water inlet ends of the water supply pipelines of the automatic feeding device are respectively communicated with the water inlet structure of the washing machine, and the washing water supplied by the water inlet structure of the washing machine is used as a water supply source of the water inlet ends of the water supply pipelines; the water outlet end of the water supply pipeline is communicated with the corresponding water containing barrel through a water outlet in a controllable reversing way so as to enable the additive pumped into the corresponding water supply pipeline to flow into the corresponding water containing barrel along with the water inflow of the washing machine.
Compared with the prior art, the invention has the following beneficial effects:
through the arrangement, the automatic feeding device can feed the additives to the corresponding water outlets through different suction structures, and the aim of respectively feeding the additives to a plurality of positions through one set of system is fulfilled; meanwhile, the automatic feeding device is arranged on the multi-drum washing machine, so that a plurality of water containing drums of the multi-drum washing machine can share one additive feeding system, and the purpose that additives can be controllably fed into one water containing drum along with inflow water is achieved.
Meanwhile, the invention has simple structure and obvious effect and is suitable for popularization and use.
Drawings
The present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 to 4 are schematic structural views of an automatic dispensing device according to different embodiments of the present invention.
Description of the main elements: the device comprises a suction structure, a water supply pipeline, a liquid storage part, a connecting pipeline, a water containing barrel, a flushing pipeline, a control valve, a check valve, a reversing valve, a metering device, a negative pressure area, a suction port, a venturi tube and a labyrinth loop, wherein the suction structure comprises 1 part, 2 part of a water supply pipeline, 3 part of a liquid storage part, 4 part of the connecting pipeline, 5 part of the water containing barrel, 6 part of the flushing pipeline, 7 part of the control valve, 8 part of the check.
Detailed Description
As shown in fig. 1 to 4, an embodiment of the present invention provides a multiple drum washing machine, which includes a plurality of water containers 5 independently installed, and each water container 5 can process laundry; the washing machine is provided with a water inlet structure for introducing external water flow into the washing machine; the washing machine is also provided with an automatic feeding device for feeding the additive into the corresponding water containing barrel 5 along with the inflow water flow flowing in from the water inlet structure so as to treat the clothes in the corresponding water containing barrel 5 by using the additive fed along with the inflow water flow.
In the embodiment of the present invention, the additives include, but are not limited to, the following: detergents, softeners, disinfectants, fragrances, bleaching agents, and the like.
As shown in fig. 1 to 4, an automatic dispensing device is also introduced in the embodiment of the present invention, which can be applied to the above-mentioned multiple drum washing machine, for dispensing an additive into the corresponding water containing drum 5 of the washing machine; the additive can also be applied to any existing equipment to put corresponding additives into any waterway channel in the equipment.
The automatic feeding device comprises a liquid storage part 3, a feeding device and a control device, wherein additives used for treating clothes are contained in the liquid storage part 3; the water supply system comprises at least two water supply pipelines 2, wherein the water inlet end of each water supply pipeline 2 is communicated with the same water supply source, and each water supply pipeline 2 is respectively provided with different water outlets which correspond to each other one by one and are communicated with each other, so that each water supply pipeline 2 respectively conveys inlet water to the water outlets of the corresponding pipelines; be equipped with suction structure 1 on each water supply pipeline 2 respectively, all can produce the negative pressure through the rivers of corresponding water supply pipeline of flowing through, with the additive pump bleed to water supply pipeline 2 in the stock solution portion 3, make the additive flow to corresponding delivery port along with the rivers. In the embodiment of the invention, when the automatic feeding device is arranged on the multi-drum washing machine, the water outlets of the water supply pipelines 2 of the automatic feeding device are correspondingly communicated with the water containing barrels 5 of the washing machine, and water supply sources are provided by the water inlet structure of the washing machine, so that in the process of feeding washing water into the corresponding water containing barrels 5 of the multi-drum washing machine, the additives are fed into the corresponding water containing barrels 5 along with the water flow. Certainly, for the design requirement of the washing machine, the number of the water outlets of the automatic feeding device and the number of the water containing cylinders can be set to be different, so that at least one water containing cylinder corresponds to a plurality of water outlets, or at least one water outlet corresponds to a plurality of water containing cylinders.
Through the arrangement, the automatic feeding device can feed the additives to the corresponding water outlets through different suction structures, and the aim of respectively feeding the additives to a plurality of positions through one set of system is fulfilled; meanwhile, the automatic feeding device is arranged on the multi-drum washing machine, so that a plurality of water containing drums of the multi-drum washing machine can share one additive feeding system, and the purpose that additives can be controllably fed into one water containing drum along with inflow water is achieved.
The automatic feeding device in the embodiment of the invention further comprises a flushing pipeline 6, wherein the flushing pipeline 6 directly introduces water flow at the water outlet end of the water supply pipeline 2 into the suction structure 1, then circularly flows back into the water supply pipeline 2 through the suction structure 1, and flushes the suction structure 1 by using circulating water, so that the residual additive in the pipeline is flushed by using the flushing water after the automatic feeding device carries out single additive feeding, and all the additive fed by starting the automatic feeding device each time is discharged into the water supply pipeline along with the water flow; meanwhile, the aims of flushing the automatic feeding device and preventing the additive residue from influencing the subsequent use of the device can be achieved. Preferably, the flushing pipeline 6 can be provided with a one-way valve 8 which ensures that the water flow in the pipeline flows along a single direction from the water inlet end to the water outlet end; preferably, the flushing pipeline 6 can be provided with a control valve 7 for controlling the on-off of water flow in the pipeline.
The automatic feeding device in the embodiment of the invention comprises at least two liquid storage parts 3, and additives of different types can be stored in each liquid storage part 3. Each liquid storage part 3 is respectively communicated with the suction ports of the suction structures 1 through different connecting pipelines 4, and each connecting pipeline 4 is respectively provided with a control valve 7 for controlling the on-off of the pipeline; or at least two liquid storage parts 3 are respectively connected with the same connecting pipeline 4 through pipelines provided with control valves 7; or at least two liquid storage parts 3 are connected with the same connecting pipeline 4 through a reversing valve 9, and one of the liquid storage parts 3 is communicated with the connecting pipeline 4 under the action of the reversing valve 9; or the suction ports of at least two suction structures 1 are respectively connected with the same connecting pipeline 4 through a pipeline provided with a control valve 7; or the connecting pipeline 4 is connected with the suction ports of at least two suction structures 1 through the reversing valve 9, and one connecting pipeline 4 is communicated with the suction port of the suction structure 1 under the action of the reversing valve 9.
Example one
As shown in fig. 1, the present embodiment describes an automatic dispensing device, including a liquid storage portion 3 containing an additive used for treating clothes; the water inlet end of each water supply pipeline 2 is respectively communicated with the water inlet structure of the multi-drum washing machine, and the water outlet end of each water supply pipeline 2 is respectively communicated with different water containing barrels 5 which correspond to each other one by one, so that the water supply pipelines 2 respectively convey the water inlet of the washing machine to the corresponding water containing barrels 5, and the purpose of washing the water inlet into any water containing barrel 5 of the multi-drum washing machine is realized. Each water supply pipeline 2 is provided with a suction structure 1, negative pressure can be generated through inflow water flowing through the corresponding water supply pipeline 2, the additive in the liquid storage part 3 is pumped to the water supply pipeline 2, and the additive is put into the corresponding water containing barrel 5 of the washing machine along with the inflow water. In the embodiment of the invention, when the automatic feeding device is arranged on the multi-drum washing machine, the water outlets of the automatic feeding device are correspondingly communicated with the water containing barrels 5 of the washing machine one by one, and a water supply source is provided by a water inlet structure of the washing machine, so that in the process of feeding washing water into the corresponding water containing barrels 5 of the multi-drum washing machine, the additives are fed into the corresponding water containing barrels 5 along with the water flow, and the purpose of automatically feeding the additives into the corresponding water containing barrels 5 along with the water flow is realized.
In this embodiment, the suction structure 1 comprises a venturi tube 100 disposed in the water supply pipeline 2 and capable of generating negative pressure by flowing water therethrough, and the negative pressure region 11 is provided with a suction port 12 communicated with the liquid storage portion 3 for sucking the additive into the water flow of the water supply pipeline by using the negative pressure. In this embodiment, both ends of the venturi tube 100 are connected to the water supply pipeline 2 and are correspondingly communicated with the water inlet end and the water outlet end respectively; the middle part of the venturi tube 100 is provided with a closing part in which the inner diameter of the pipeline is convexly reduced. Because the inner diameter of the tube wall of the closing-in part is suddenly reduced, the flow velocity of water flow in the area is suddenly increased, the closing-in part forms a negative pressure area 11 which generates negative pressure along with the flow of the water flow, the negative pressure area 11 is provided with a connector communicated with the outside, and the connector forms a suction opening 12 of the suction structure 1 communicated with the liquid storage part 3 through the connecting pipeline 4. Through the arrangement, the suction structure can be directly formed by the Venturi tube which generates negative pressure suction effect according to the flow velocity change of water flow, and the purpose that the additive stored in the liquid storage part is sucked into the water flow along with the water flow is achieved.
In this embodiment, the water outlet end of each water supply pipeline 2 is respectively communicated with a corresponding and different water containing barrel 5. Preferably, the water supply pipeline 2 is provided with a one-way valve 8 for ensuring that water in the pipeline flows in a single direction from the water inlet end to the water outlet end. Therefore, the automatic feeding device can feed water through different water supply flow passages, so as to achieve the purposes of respectively feeding water and feeding additives into different water containing barrels.
In this embodiment, the automatic feeding device further includes a flushing pipeline 6, a water inlet end of the flushing pipeline 6 is communicated with the water supply pipeline 2 at the downstream of the venturi tube 100 and at the upstream of the third reversing valve 93, a water outlet end of the flushing pipeline 6 is communicated with one end of the connecting pipeline 4, and the other end of the connecting pipeline 4 is communicated with a suction port of the suction structure 1. Through the arrangement, water flow at the water outlet end of the water supply pipeline 2 is directly introduced into the suction structure 1 and then circularly flows back into the water supply pipeline 2 through the suction structure, the suction structure 1 is flushed by circulating water, so that residual additives in the pipeline are flushed by flushing water after the automatic feeding device performs single additive feeding, and all the additives fed by starting the automatic feeding device each time are discharged into the water supply pipeline along with the water flow; meanwhile, the aims of flushing the automatic feeding device and preventing the additive residue from influencing the subsequent use of the device can be achieved. Preferably, the flushing pipeline 6 can be provided with a one-way valve 8 which ensures that the water flow in the pipeline flows along a single direction from the water inlet end to the water outlet end; preferably, the flushing pipeline 6 can be provided with a control valve 7 for controlling the on-off of water flow in the pipeline.
In this embodiment, automatic dispensing device includes two at least stock solutions portion 3, adds the additive that has different categories in each stock solution portion 3 respectively to realize that automatic dispensing device classifies the automatic mesh of puting in to different categories of additive.
Two water containing barrels 5 are arranged on the multi-drum washing machine below, namely a first water containing barrel 51 and a second water containing barrel 52; and two liquid reservoirs 3, namely a first liquid reservoir 31 and a second liquid reservoir 32, which are described below for the purpose of example, and specifically configured as follows:
as shown in fig. 1, in the present embodiment, the first water supply pipeline 21 has a first venturi tube 101 at a water inlet end, and a water outlet end communicated with the first water container 51. The second water supply pipeline 22 has a second venturi tube 102 at the water inlet end and a water outlet end communicated with the second water container 52. The water outlet ends of the first water supply pipeline 21 and the second water supply pipeline 22 are respectively provided with a connector, and the two connectors are communicated with the inlet of the same flushing pipeline through a reversing valve 9; the reversing valve 9 is a third reversing valve 93, the third reversing valve 93 is provided with two inlets and an outlet, the two inlets are respectively communicated with the interfaces of the first water supply pipeline 21 and the second water supply pipeline 22, and the outlet is communicated with the water inlet end of the flushing pipeline 6.
In this embodiment, the water outlet end of the connecting pipeline 4 is respectively communicated with the suction port 12 of the first venturi tube 101 through a pipeline provided with a first control valve 71, and is communicated with the suction port of the second venturi tube 102 through a pipeline provided with a second control valve 72. Preferably, in order to avoid the water flowing back from the suction port 12 to the connecting line 4 in the water supply line 2, the following arrangement is provided: the one-way valves 8 are respectively arranged on the pipelines between the labyrinth loop 40 and the suction ports of the first venturi tube 101 and the second venturi tube 102, and the one-way valves 8 control the flow direction of the liquid in the pipelines so as to ensure that the liquid in the pipelines always flows in a single direction to one side of the venturi tube 100.
In this embodiment, the water inlet end of the connecting pipeline 4 is communicated with the water outlet end of the flushing pipeline 6; preferably, a control valve 7 for controlling on-off can be arranged at the communication position so as to realize the purpose of switching between the additive feeding and pipeline flushing of the automatic feeding device.
When the additive a in the first liquid storage part 31 is put into the first water containing barrel 51, the automatic putting device is in the following state:
the outlet of the first direction valve 91 is connected to the second inlet and disconnected from the first inlet, the first control valve 71 is opened, the second control valve 72 is closed, the second inlet of the third direction valve 93 is connected to the outlet, at this time, the connecting pipeline 4 connects the first liquid storage part 31 to the suction port 12 of the first venturi tube 101, the additive a in the first liquid storage part 31 is sucked into the first water supply pipeline 21 along with the inflow water flow, and flows into the first water container 51 along with the inflow water flow in the first water supply pipeline 21.
When the additive B in the second liquid storage part 32 is put into the first water containing barrel 51, the automatic putting device is in the following state:
the outlet of the first direction valve 91 is connected to the first inlet and disconnected from the second inlet, the outlet of the second direction valve 92 is connected to the second inlet and disconnected from the first inlet, the first control valve 71 is opened, the second control valve 72 is closed, the second inlet of the third direction valve 93 is connected to the outlet, at this time, the connecting pipeline 4 connects the second liquid storage part 32 to the suction port of the first venturi tube 101, the additive B in the second liquid storage part 32 is sucked into the first water supply pipeline 21 along with the water flow of the inlet water, and flows into the corresponding first water container 51 along with the water flow of the first water supply pipeline 21.
When the additive a in the first liquid storage part 31 is put into the second water containing barrel 52, the automatic putting device is in the following state:
the outlet of the first direction valve 91 is connected to the second inlet and disconnected from the first inlet, the first control valve 71 is disconnected, the second control valve 72 is opened, the first inlet of the third direction valve 93 is connected to the outlet, at this time, the connecting line 4 connects the first liquid storage part 31 to the suction port 12 of the second venturi tube 102, the additive a in the first liquid storage part 31 is sucked into the second water supply line 22 along with the inflow water flow, and flows into the second water container 52 along with the inflow water flow in the second water supply line 22.
When the additive B in the second liquid storage part 32 is put into the second water containing barrel, the automatic putting device is in the following state:
the outlet of the first direction valve 91 is connected to the first inlet and disconnected from the second inlet, the outlet of the second direction valve 92 is connected to the second inlet and disconnected from the first inlet, the first control valve 71 is disconnected, the second control valve 72 is opened, the first inlet of the third direction valve 93 is connected to the outlet, at this time, the second liquid storage part 32 is connected to the suction port of the second venturi tube 102 by the connecting pipeline 4, the additive B in the second liquid storage part 32 is sucked into the second water supply pipeline 22 along with the water flow of the water inlet, and flows into the corresponding second water containing cylinder 52 along with the water flow of the second water supply pipeline 22.
When the suction structure 1 provided on the first water supply line 21 is flushed, the automatic dispensing device is in the following installation state:
the outlet of the first reversing valve 91 is communicated with the first inlet and disconnected with the second inlet, the outlet of the second reversing valve 92 is communicated with the first inlet and disconnected with the second inlet, the first control valve 71 is opened, the second control valve 72 is closed, the first inlet of the third reversing valve 93 is communicated with the outlet, at the moment, the connecting pipeline 4 is communicated with the flushing pipeline 6, the inflow water in the first water supply pipeline 21 directly flows into the connecting pipeline 4 through the flushing pipeline 6, the flushing is carried out on the connecting pipeline 4, the inflow water returns into the first water supply pipeline 21 from the suction port of the first venturi tube 101, and then flows into the corresponding first water containing barrel 51 through the water outlet end of the first water supply pipeline 21, and the purpose of flushing residual additives in the connecting pipeline 4 and the first venturi tube 101 is achieved.
When the suction structure 1 provided on the second water supply line 22 is flushed, the automatic dispensing device is in the following installation state:
the outlet of the first reversing valve 91 is communicated with the first inlet and disconnected with the second inlet, the outlet of the second reversing valve 92 is communicated with the first inlet and disconnected with the second inlet, the second control valve 72 is opened, the first control valve 71 is closed, the second inlet of the third reversing valve 93 is communicated with the outlet, at the moment, the connecting pipeline 4 is communicated with the flushing pipeline 6, the inflow water in the second water supply pipeline 22 directly flows into the connecting pipeline 4 through the flushing pipeline 6, the inflow water flows back into the second water supply pipeline 22 from the suction port 12 of the second venturi tube 102 after flushing the connecting pipeline 4, and then flows into the corresponding second water containing barrel 52 through the water outlet end of the second water supply pipeline 22, and the purpose of flushing residual additives in the connecting pipeline 4 and the second venturi tube 102 is achieved.
In this embodiment, in order to increase the feeding amount of the additive fed by the automatic feeding device at a single time, a labyrinth loop 40 is arranged on the connecting pipeline 4; the labyrinth loop 40 is composed of a flow channel which is coiled and convoluted and is used for prolonging the axial length of the pipeline, and two ends of the flow channel are respectively communicated with the liquid storage part 3 and the suction port 12 of the suction structure 1.
In this embodiment, in order to measure and detect the amount of the additive, the following settings may be performed: the connecting line 4 between the labyrinth circuit 40 and the suction opening 12 of the suction structure is provided with a metering device 10 for detecting the flow of liquid flowing through.
Example two
As shown in fig. 2, the present embodiment is different from the above embodiments in that: the water outlet end of each water supply pipeline 2 is provided with a connector which is respectively communicated with the water inlet end of the same flushing pipeline 6 through a pipeline provided with a control valve 7. The connecting pipeline 4 is provided with a plurality of interfaces, and each interface is respectively connected with each liquid storage part 3 in a one-to-one correspondence way through a control valve 7.
Two water containing barrels 5 are arranged on the multi-drum washing machine below, namely a first water containing barrel 51 and a second water containing barrel 52; and two liquid reservoirs 3, namely a first liquid reservoir 31 and a second liquid reservoir 32, which are described below for the purpose of example, and specifically configured as follows:
as shown in fig. 2, in the present embodiment, the first water supply pipeline 21 has a first venturi tube 101 at the water inlet end, and a water outlet end communicated with the first water container 51. The water outlet ends of the first water supply pipeline 21 and the second water supply pipeline 22 are respectively provided with a connector, the connector of the first water supply pipeline 21 is communicated with the water inlet end of the flushing pipeline 6 through a pipeline provided with a third control valve 73, and the connector of the second water supply pipeline 22 is communicated with the water inlet end of the flushing pipeline 6 through a pipeline provided with a fourth control valve 7.
In this embodiment, the water outlet end of the connecting pipeline 4 is respectively communicated with the suction port 12 of the first venturi tube 101 through a pipeline provided with a first control valve 71, and is communicated with the suction port 12 of the second venturi tube 102 through a pipeline provided with a second control valve 72. Preferably, in order to avoid the water flowing back from the suction port 12 to the connecting line 4 in the water supply line 2, the following arrangement is provided: the one-way valves 8 are respectively arranged on the pipelines between the labyrinth loop 40 and the suction ports 12 of the first venturi tube 101 and the second venturi tube 102, and the one-way valves 8 control the flow direction of the liquid in the pipelines so as to ensure that the liquid in the pipelines always flows in a single direction to one side of the venturi tube 100.
In this embodiment, the water inlet end of the connecting pipeline 4 is communicated with the water outlet end of the flushing pipeline 6. Two ports are arranged on the connecting pipeline 4, one port is connected with the first liquid storage part 31 through a fifth control valve 75, and the other port is connected with the second liquid storage part 32 through a sixth control valve 76.
When the additive a in the first liquid storage part 31 is put into the first water containing barrel 51, the automatic putting device is in the following state:
the first control valve 71 is opened, the second control valve 72 is closed, the third control valve 73 and the fourth control valve 74 are closed, the fifth control valve 75 is opened, the sixth control valve 76 is closed, at this time, the connecting pipeline 4 connects the first liquid storage part 31 and the suction port 12 of the first venturi tube 101, and the additive a in the first liquid storage part 31 is sucked into the first water supply pipeline 21 along with the inflow water and flows into the first water containing barrel 51 along with the inflow water in the first water supply pipeline 21.
When the additive B in the second liquid storage part 32 is put into the first water containing barrel 51, the automatic putting device is in the following state:
the first control valve 71 is opened, the second control valve 72 is closed, the third control valve 73 and the fourth control valve 74 are closed, the sixth control valve 76 is opened, and the fifth control valve 75 is closed, at this time, the connecting line 4 connects the second liquid storage part 32 and the suction port 12 of the first venturi tube 101, and the additive B in the second liquid storage part 32 is sucked into the first water supply line 21 along with the inflow of water, and flows into the corresponding first water containing cylinder 51 along with the inflow of water in the first water supply line 21.
When the additive a in the first liquid storage part 31 is put into the second water containing barrel 52, the automatic putting device is in the following state:
the second control valve 72 is opened, the first control valve 71 is closed, the third control valve 73 and the fourth control valve 74 are closed, the fifth control valve 75 is opened, and the sixth control valve 76 is closed, at this time, the connecting pipe 4 connects the first reservoir 31 and the suction port 12 of the second venturi tube 102, and the additive a in the first reservoir 31 is sucked into the second water supply pipe 22 along with the inflow of water, and flows into the second water containing tube 52 along with the inflow of water in the second water supply pipe 22.
When the additive B in the second liquid storage part 32 is put into the second water containing cylinder 52, the automatic putting device is in the following state:
the second control valve 72 is opened, the first control valve 71 is closed, the third control valve 73 and the fourth control valve 74 are closed, the sixth control valve 76 is opened, and the fifth control valve 75 is closed, at this time, the connecting line 4 connects the second liquid storage part 32 and the suction port of the second venturi tube 102, and the additive B in the second liquid storage part 32 is sucked into the second water supply line 22 along with the inflow of water, and flows into the corresponding second water containing barrel 52 along with the inflow of water in the second water supply line 22.
When the suction structure 1 provided on the first water supply line 21 is flushed, the automatic dispensing device is in the following installation state:
the first control valve 71 is opened, the second control valve 72 is closed, the third control valve 73 is opened, the fourth control valve 74 is closed, the fifth control valve 75 and the sixth control valve 76 are closed, at the moment, the connecting pipeline 4 is communicated with the flushing pipeline 4, the inflow water in the first water supply pipeline 21 directly flows into the connecting pipeline 4 through the flushing pipeline 6, flows back into the first water supply pipeline 21 from the suction port 12 of the first venturi tube 101 after the connecting pipeline 4 is flushed, and flows into the corresponding first water containing barrel 51 through the water outlet end of the first water supply pipeline 21, so that the purpose of flushing the additive remained in the connecting pipeline 4 and the first venturi tube 101 is realized.
When the suction structure 1 provided on the second water supply line 22 is flushed, the automatic dispensing device is in the following installation state:
the second control valve 72 is opened, the first control valve 71 is closed, the fourth control valve 74 is opened, the third control valve 73 is closed, the fifth control valve 75 and the sixth control valve 76 are closed, at this time, the connecting pipeline 4 is communicated with the flushing pipeline 6, the inflow water in the second water supply pipeline 22 directly flows into the connecting pipeline 4 through the flushing pipeline 6, flows back into the second water supply pipeline 22 from the suction port 12 of the second venturi tube 102 after flushing the connecting pipeline 4, and flows into the corresponding second water containing barrel 52 through the water outlet end of the second water supply pipeline 22, so that the purpose of flushing the residual additives in the connecting pipeline 4 and the second venturi tube 102 is realized.
EXAMPLE III
As shown in fig. 3, the present embodiment is different from the second embodiment in that: the water outlet end interface of each water supply pipeline 2 is respectively connected with the water inlet end of the flushing pipeline 6 through a pipeline provided with a one-way valve 8, and the water inlet end of the flushing pipeline 6 is provided with a third control valve 73 for controlling the on-off of the pipeline.
Through the arrangement, when the automatic feeding device feeds the additive into the water containing barrel, the third control valve 73 is closed, the water inflow flowing through the first water supply pipeline 21 or the second water supply pipeline 22 cannot flow into the flushing pipeline 6 under the action of the closed third control valve 73 and cannot flow into the other water supply pipeline 2 under the limitation of the one-way valve 8, and the water inflow flows all flow into the corresponding water containing barrel 5, so that the purpose of feeding water into any water containing barrel 5 or automatically feeding the additive is achieved.
Meanwhile, when the automatic feeding device washes the suction structure 1, the third control valve 73 is opened, the water inflow flowing through the first water supply pipeline 21 or the second water supply pipeline 22 is limited by the one-way valve 8 and cannot flow into the other water supply pipeline 2, part of the water inflow flows into the corresponding water containing barrel 5, part of the water inflow flows into the connecting pipeline 4 through the washing pipeline 6, the washing water flows back into the corresponding water supply pipeline 4 through the corresponding suction structure 1, and the returned washing water flows into the corresponding water containing barrel 5 along the corresponding water supply pipeline 4, so that the purpose of washing the corresponding suction structure 1 is achieved.
Example four
As shown in fig. 4, the present embodiment is different from the third embodiment in that: the connecting pipeline 4 is connected with a reversing valve 9, the reversing valve 9 is a first reversing valve 91, the first reversing valve 91 is a valve body with an outlet and multiple inlets, the inlets of the first reversing valve 91 are respectively communicated with the liquid storage parts 3 in a one-to-one correspondence manner, and the outlet of the first reversing valve 91 is communicated with the connecting pipeline 4.
Through the arrangement, when the automatic feeding device feeds different additives into the water containing cylinders 5, the valve core of the first reversing valve 91 is correspondingly adjusted, so that the first liquid storage part 31 or the second liquid storage part 32 is communicated with the suction port 12 of the suction structure 1 arranged on the corresponding water supply pipeline 2 through the connecting pipeline 4, and the aim of respectively feeding different additives into different water containing cylinders 5 is fulfilled.
EXAMPLE five
The present embodiment differs from the above embodiments in that: the water outlet end of each water supply pipeline 2 is respectively communicated with the same connecting pipeline 4 through different flushing pipelines 6, and each flushing pipeline 6 is respectively provided with a control valve 7 for controlling the on-off of the pipeline, so as to realize the purpose of automatically flushing the automatic feeding device by utilizing the water inlet of different water supply pipelines 4 (not shown in the attached drawing).
EXAMPLE six
The present embodiment differs from the above embodiments in that: the suction ports 12 of the suction structure 1 disposed on each water supply pipeline 2 are respectively communicated with different connecting pipelines 4 in a one-to-one correspondence manner, and any connecting pipeline 4 is respectively communicated with each liquid storage part 3 in a one-to-one correspondence manner through a pipeline provided with a control valve 7, or is communicated with each liquid storage part 3 through one of the reversing valves 9, so as to achieve the purpose of respectively feeding additives into the corresponding water supply pipelines 2 by using different connecting pipelines 4 (not shown in the attached drawings).
EXAMPLE seven
The present embodiment differs from the above embodiments in that: the suction ports 12 of the suction structure 1 disposed on each water supply pipeline 2 are respectively communicated with different connecting pipelines 4 in a one-to-one correspondence manner, and any connecting pipeline 4 is respectively communicated with each liquid storage part 3 in a one-to-one correspondence manner through a pipeline provided with a control valve 7, or is communicated with each liquid storage part 3 through one of the reversing valves 9, so as to achieve the purpose of respectively feeding additives into the corresponding water supply pipelines 2 by using different connecting pipelines 4 (not shown in the attached drawings).
Example eight
In this embodiment, a control method applied to the automatic feeding device according to any one of the first to seventh embodiments is described, wherein when the additive is fed, water at a water supply source flows into the corresponding water containing barrel through an alternative water supply pipeline, the additive in the liquid storage part is pumped out by using negative pressure generated when the water flows through the suction structure, enters the corresponding water supply pipeline through the suction port, and then flows into the corresponding water containing barrel along with the water flow in the water supply pipeline.
In this embodiment, when the suction structure is flushed, the water supply pipeline is communicated with the flushing pipeline, the liquid storage part is disconnected with the suction structure, and water in the water supply pipeline flows to the suction structure through the flushing pipeline and then flows back to the water supply pipeline through the suction port of the suction structure; preferably, when the suction structure is washed, the water outlet end of the water supply pipeline is communicated with the washing pipeline and the selected water outlet, part of water flow in the water supply pipeline flows to the selected water outlet and part of water flows to the washing pipeline, and washing water which flows back to the washing pipeline from the suction port after the suction structure is washed by the washing pipeline can flow out through the selected water outlet.
In this embodiment, the automatic dispensing device can dispense different types of additives stored in the plurality of liquid storage portions respectively. When the automatic feeding device feeds the additives, one of the suction ports is communicated with each liquid storage part, so that the corresponding liquid storage part is communicated with the water supply pipeline, and the additives stored in the corresponding liquid storage part are pumped into the water supply pipeline and flush into the corresponding water containing barrel along with the water inflow.
Two water containing barrels, namely a first water containing barrel and a second water containing barrel, are arranged on the multi-drum washing machine below; and two liquid storage parts, namely a first liquid storage part and a second liquid storage part for example, and the specific control method is as follows:
when the additive A is stored in the first liquid storage part in the first water containing barrel,
a first water supply pipeline of the automatic adding device is used for feeding washing water into the first water containing barrel, an outlet of the first liquid storage part is discontinuously opened in the water feeding process, and when the first water supply pipeline is opened, a suction structure arranged on the first water supply pipeline is used for sucking the additive A stored in the first liquid storage part into the first water supply pipeline through a connecting pipeline and flushing the additive A into the first water containing barrel along with the water flow; in the time quantum of first stock solution portion export disconnection, in the partial flow of water in the first water supply water route flows into suction structure through washing pipeline, connecting line, washes remaining additive A in suction structure and the connecting line, makes the additive A that the single suction was put in all wash into first flourishing water section of thick bamboo along with washing rivers.
When the additive A is stored in the first liquid storage part in the second water containing barrel,
a second water supply pipeline of the automatic adding device is used for feeding washing water into the second water containing barrel, an outlet of the first liquid storage part is discontinuously opened in the water feeding process, and when the outlet of the first liquid storage part is opened, the additive A stored in the first liquid storage part is sucked into the second water supply pipeline through a connecting pipeline by a suction structure arranged on the second water supply pipeline and is flushed into the second water containing barrel along with the water flow; in the time quantum of first stock solution portion export disconnection, in the partial flow of second water supply water route flows into the suction structure through washing pipeline, connecting line, washes remaining additive A in suction structure and the connecting line, makes the additive A that the single suction was put in all wash into in the second flourishing water drum along with washing rivers.
When the additive B is stored in the second liquid storage part in the first water containing barrel,
a first water supply pipeline of the automatic adding device is used for feeding washing water into the first water containing barrel, an outlet of the second liquid storage part is intermittently opened in the water feeding process, and when the outlet of the second liquid storage part is opened, a suction structure arranged on the first water supply pipeline sucks the additive B stored in the second liquid storage part into the first water supply pipeline through a connecting pipeline and flushes the additive B into the first water containing barrel along with the water flow; in the time quantum of second stock solution portion export disconnection, in partly rivers flow into the suction structure through washing pipeline, connecting line in the first water supply water route, wash remaining additive B in suction structure and the connecting line, make additive B that the single suction was put in all wash into first flourishing water section of thick bamboo along with washing rivers.
When the additive B is stored in the second liquid storage part in the second water containing barrel,
a second water supply pipeline of the automatic adding device is used for feeding washing water into the second water containing barrel, an outlet of the second liquid storage part is intermittently opened in the water feeding process, and when the outlet of the second liquid storage part is opened, a suction structure arranged on the second water supply pipeline is used for sucking the additive B stored in the first liquid storage part into the second water supply pipeline through a connecting pipeline and flushing the additive B into the second water containing barrel along with the water flow; in the time quantum that second stock solution portion export disconnection, in the partial stream of second water supply water route flows through washing pipeline, connecting line inflow suction structure, washes remaining additive B in suction structure and the connecting line, makes the additive B of single suction input all wash into in the second flourishing water drum along with washing rivers.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (12)
1. An automatic throwing device comprises a throwing device,
a liquid storage portion containing an additive therein;
at least two water supply pipelines which can respectively convey inlet water to the water outlets of the corresponding water supply pipelines;
the water supply pipelines are respectively provided with a suction structure, and negative pressure can be generated through water flow flowing through the corresponding water supply pipelines, so that the additive in the liquid storage part is pumped out and is conveyed to the water outlets of the corresponding water supply pipelines along with the water flow.
2. The automatic dispensing device of claim 1, wherein: the flushing pipeline directly introduces water flow at the water outlet end of the water supply pipeline into the suction structure for flushing and then returns flushing water to the water supply pipeline through the suction structure;
preferably, the flushing pipeline is provided with a one-way valve which ensures that water flow in the pipeline flows along a single direction from the water inlet end to the water outlet end;
preferably, the flushing pipeline is provided with a control valve for controlling the on-off of water flow in the pipeline.
3. The automatic dispensing device of claim 2, wherein: the water outlet end of each water supply pipeline is correspondingly connected with each suction structure one by one through different flushing pipelines;
or the water outlet end of any water supply pipeline is communicated with the water inlet end of a flushing pipeline, and the water outlet end of the flushing pipeline is communicated with each suction structure through one of the reversing valves;
or the water outlet end of any water supply pipeline is communicated with the water inlet end of a flushing pipeline, and the water outlet end of the flushing pipeline is correspondingly connected with the suction structures one by one through pipelines respectively provided with control valves;
or the water outlet end of each water supply pipeline is correspondingly connected with the suction structure arranged on the water supply pipeline through a flushing pipeline.
4. The automatic dispensing device of any one of claims 1 to 3, wherein: the device comprises at least two liquid storage parts, wherein each liquid storage part is correspondingly connected with a suction port of each suction structure one by one through different connecting pipelines;
or at least two liquid storage parts are communicated with the same connecting pipeline through one of the reversing valves;
or at least two liquid storage parts are respectively communicated with the same connecting pipeline through pipelines provided with control valves;
preferably, the water outlet end of the connecting pipeline is communicated with the suction ports of the at least two pumping structures through one of the reversing valves;
or the water outlet end of the connecting pipeline is respectively communicated with the suction ports of the at least two pumping structures through a pipeline provided with a control valve.
5. The automatic dispensing device of claim 4, wherein: each connecting pipeline is communicated with each water supply pipeline through different flushing pipelines which correspond one to one;
or each connecting pipeline is connected with the same flushing pipeline through a reversing structure, and one flushing pipeline is communicated with each connecting pipeline under the action of the reversing structure;
or each water supply pipeline is respectively connected with a corresponding flushing pipeline, each flushing pipeline is selected by a reversing valve to be connected with a connecting pipeline, and the selected flushing pipeline is communicated with the connecting pipeline under the action of a reversing structure;
preferably, a metering device for detecting the flow of the liquid flowing through the pipeline is arranged on the connecting pipeline;
preferably, the connecting pipeline is provided with a one-way valve which ensures that the liquid in the pipeline flows towards one end of the suction port of the suction pump in a single direction.
6. The automatic dispensing device of any one of claims 1 to 5, wherein: the water outlet end of each water supply pipeline is respectively communicated with a corresponding water outlet which is different from each other;
preferably, the water supply pipeline is provided with a one-way valve which ensures that water flow in the pipeline flows in a single direction from the water inlet end to the water outlet end.
7. The automatic dispensing device of any one of claims 1 to 6, wherein: the suction structure comprises a venturi tube which is arranged in the water supply pipeline and can generate negative pressure by water flow, and a suction opening which is communicated with the liquid storage part and used for sucking additives into the water flow of the water supply pipeline by using the negative pressure is arranged in the negative pressure area;
preferably, both ends of the venturi tube are connected into corresponding water supply pipelines and are correspondingly communicated with the water inlet end and the water outlet end respectively; the middle part of the Venturi tube is provided with a closing part with the convex-reduced pipe diameter, the closing part generates negative pressure along with the sudden increase of the flow velocity of water flow to form a negative pressure area, the negative pressure area is provided with a connector communicated with the outside, and the connector forms a suction port of a suction structure communicated with the liquid storage part through a connecting pipeline.
8. The automatic dispensing device of any one of claims 1 to 7, wherein: a connecting pipeline between the liquid storage part and the suction structure is provided with a labyrinth loop which is coiled and convoluted and is used for prolonging the axial length of the pipeline;
preferably, each connecting pipeline is communicated with a suction port of the suction structure through the same labyrinth loop;
preferably, a metering device for detecting the flow of the liquid flowing through is arranged between the labyrinth loop and the suction port of the suction structure;
preferably, the labyrinth loop is communicated with the suction port of the suction structure through a pipeline provided with a control valve, and the control valve controls the on-off of the pipeline.
9. A control method of an automatic releasing device is characterized in that: when the additive is put in, the water at the water supply source flows to the corresponding water outlet through any water supply pipeline, the additive in the liquid storage part is pumped out by utilizing the negative pressure generated when the water flows through the suction structure arranged on the water supply pipeline, enters the corresponding water supply pipeline through the suction port and then rushes to the corresponding water outlet along with the water flow in the water supply pipeline.
10. The control method for an automatic dispensing device according to claim 9, characterized in that: when the suction structure is washed, the water supply pipeline is communicated with the washing pipeline, the liquid storage part is disconnected with the suction structure, water flows through the water supply pipeline, at least part of water flows through the washing pipeline to flow to the suction structure for washing, and washing water flows back to the water supply pipeline through a suction port of the suction structure;
preferably, when the suction structure is washed, the water outlet end of the water supply pipeline is communicated with the washing pipeline and the selected water outlet, part of water flow in the water supply pipeline flows to the selected water outlet and part of water flows to the washing pipeline, and washing water which flows back to the washing pipeline from the suction port after the suction structure is washed by the washing pipeline can flow out through the selected water outlet.
11. A multi-drum washing machine comprises at least two water containing drums; the method is characterized in that: the automatic dispensing device of any one of claims 1 to 8 is installed, and each water container is respectively communicated with each water outlet of the automatic dispensing device in a one-to-one correspondence manner, so that the additive pumped out from the liquid storage part by the pumping structure can be controllably conveyed into any water container.
12. A multiple drum washing machine according to claim 11, characterized in that: the water inlet ends of the water supply pipelines of the automatic feeding device are respectively communicated with a water inlet structure of the washing machine, and washing water supplied by the water inlet structure of the washing machine is used as a water supply source of the water inlet ends of the water supply pipelines; washing water flows into a water supply pipeline alternatively, and flows into the corresponding water containing barrel from a water outlet of the water supply pipeline, so that the additive pumped into the corresponding water supply pipeline flows into the corresponding water containing barrel along with the inflow water flow of the washing machine.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810645873.6A CN110629464B (en) | 2018-06-21 | 2018-06-21 | Automatic feeding device, control method and multi-drum washing machine |
| US17/254,632 US20210115613A1 (en) | 2018-06-21 | 2019-06-12 | Automatic feeding device, control method thereof and multi drum washing machine |
| PCT/CN2019/090863 WO2019242546A1 (en) | 2018-06-21 | 2019-06-12 | Automatic dispensing device and control method thereof, and multi-drum washing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810645873.6A CN110629464B (en) | 2018-06-21 | 2018-06-21 | Automatic feeding device, control method and multi-drum washing machine |
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| CN110629464A true CN110629464A (en) | 2019-12-31 |
| CN110629464B CN110629464B (en) | 2022-04-26 |
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| US3982666A (en) * | 1971-12-22 | 1976-09-28 | Economics Laboratory, Inc. | Fine timing apparatus for electronic detergent dispensing system |
| JP2000116987A (en) * | 1998-10-15 | 2000-04-25 | Sanyo Electric Co Ltd | Detergent dissolving apparatus and washing machine with the same and static dissolver |
| CN104178975A (en) * | 2013-05-22 | 2014-12-03 | 海尔集团公司 | Washing machine capable of automatically feeding additive and method thereof |
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