CN112301666B - Additive feeding device and washing machine - Google Patents
Additive feeding device and washing machine Download PDFInfo
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- CN112301666B CN112301666B CN201910713104.XA CN201910713104A CN112301666B CN 112301666 B CN112301666 B CN 112301666B CN 201910713104 A CN201910713104 A CN 201910713104A CN 112301666 B CN112301666 B CN 112301666B
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- water
- water supply
- pipeline
- additive
- liquid storage
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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
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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
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/088—Liquid supply arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The invention discloses an additive feeding device, which comprises a liquid storage box, a feeding device and a feeding device, wherein the liquid storage box contains an additive; a water supply line for supplying water; the suction structure is used for sucking the additive in the liquid storage box into the water supply pipeline; deposit the liquid chamber, deposit the opening that is equipped with on the liquid chamber and is linked together with the water supply pipe for the additive that will draw into the water supply pipe flows in from the opening and keeps in, will deposit the additive in the liquid chamber and flow out after mixing with the intaking. Through set up the liquid chamber of depositing that links to each other with the water supply line on the water box for the additive in the suction water supply line is put in again after mixing with the intaking in the water supply line, has realized premixing, has reduced flow direction offset mechanism liquid density to the additive, and then has realized that water supply line outflow liquid can form the effect of offset rivers in offset structure department as rivers all the way. Meanwhile, the invention also comprises a washing machine which is provided with the additive feeding device.
Description
Technical Field
The invention relates to a washing machine in the field of household appliances, in particular to an automatic feeding device which is applied to the washing machine and used for adding additives in the 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, for example, a Chinese patent discloses a detergent feeding device for a washing machine, 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 port 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.
Still another chinese patent application discloses a detergent supply apparatus for a washing machine having a detergent box of 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.
However, after the existing automatic additive feeding device is used, the additive remains in the internal pipeline of the device to cause blockage and influence the next use of the additive feeding device; meanwhile, the existing automatic additive feeding device generally has the problems of complex structure, excessive control structure and the like, so that the automatic feeding device is too high in cost and cannot be popularized.
In addition, high water pressure is generally required when the additive is added, but because the additive has high concentration and high density, a higher water pressure of the added water flow is not easy to generate, and how to make the water flow containing the additive obtain the higher water pressure is also a problem 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 additive feeding device, which is used for realizing the aim of automatically feeding additives; another objective of the present invention is to provide an automatic additive feeding device to temporarily store the additive pumped by the pumping mechanism; the invention also aims to provide an automatic additive feeding device, which is used for realizing the aim of flushing and feeding the additive pumped by the pumping mechanism and mixed with the inlet water.
In order to achieve the purpose, the invention adopts the following specific technical scheme:
an additive dispensing device comprises a liquid storage box for containing an additive; a water supply line for supplying water; the suction structure is used for sucking the additive in the liquid storage box into the water supply pipeline; deposit the liquid chamber, deposit the opening that is equipped with on the liquid chamber and is linked together with the water supply pipe for the additive that will draw into the water supply pipe flows in from the opening and keeps in, will deposit the additive in the liquid chamber and flow out after mixing with the intaking.
Further, the liquid storage cavity is provided with a first opening, the first opening is connected with a water supply pipeline, and the water supply pipeline at the downstream of the first opening is communicated with the liquid storage box through a suction structure.
Further, the liquid storage cavity is connected in series with a water supply pipeline, and the connection position of the suction structure and the water supply pipeline is positioned at the downstream of the liquid storage cavity.
Further, the water supply pipeline comprises a first water supply pipe section and a second water supply pipe section; the first water supply pipe section connects the second opening of the liquid storage cavity with the water inlet of the additive feeding device, and the second water supply pipe section connects the opposite flushing mechanism of the first opening additive feeding device of the liquid storage cavity.
Further, the additive feeding device comprises a water box, the liquid storage box is arranged inside the water box, an upper cover is arranged at the top of the water box, and a water supply pipeline is arranged inside the upper cover; the liquid storage cavity is arranged inside the water box and is close to the rear side wall of the water box; the top of the liquid storage cavity is provided with a first opening and a second opening which penetrate through the upper cover and are communicated with the internal water supply pipeline.
Furthermore, the first opening and the second opening are respectively arranged on two opposite sides of the liquid storage cavity; preferably, the first opening and the second opening of the liquid storage cavity are respectively provided with a joint extending downwards into the cavity.
Furthermore, the suction structure comprises a connecting pipeline connected with the water supply pipeline in parallel, the outlet end of the connecting pipeline is connected with the water supply pipeline through a pump providing suction power, the liquid storage box is connected with the middle of the connecting pipeline through a suction pipeline, the inlet end of the connecting pipeline is communicated with the water supply pipeline, and a control device for controlling the flow direction and/or the on-off of liquid in the pipeline is arranged on the water supply pipeline and/or the suction pipeline and is used for flushing the pump by part of inflow water flow of the additive pumped into the water supply pipeline or the water supply pipeline through the connecting pipeline and then converging the inflow water flow to the downstream of the water supply pipeline.
Furthermore, the inlet end of the connecting pipeline is respectively connected with the water inlet of the throwing device and the first water supply pipe section through a tee joint, so that the water inlet is communicated with any two of the connecting pipeline and the first water supply pipe section.
Furthermore, a first one-way check valve is arranged at the joint of the connecting pipeline or the first water supply pipe section and the water inlet of the throwing device, and the liquid in the pipeline can only flow to the connecting pipeline or the first water supply pipe section from the tee joint; and a second one-way check valve is arranged on the liquid pumping pipeline, or at the joint of the liquid pumping pipeline and the connecting pipeline, or at the joint of the liquid pumping pipeline and the liquid storage box, and liquid in the control pipeline can only flow from the liquid storage box to the connecting pipeline.
Furthermore, the water channel on the water box further comprises a second water supply pipeline, one end of the second water supply pipeline is connected with a second water inlet of the feeding device, the other end of the second water supply pipeline is connected with the opposite flushing mechanism, a control valve for controlling the on-off of the corresponding water inlet is respectively installed at the water inlet of the feeding device and the second water inlet, or the control valve is installed on the same reversing valve, and water is respectively or simultaneously fed into the water inlet and the second water inlet.
Furthermore, the opposite flushing mechanism comprises a first water inlet branch and a second water inlet branch which are arranged on the same side and have water outlet ends staggered by an inclination angle, and a first water outlet branch, a second water outlet branch and a third water outlet branch which have water inlet ends on the opposite sides; the second water supply pipe section of the water supply pipeline is communicated with the water inlet end of the first water inlet branch, the water outlet end of the first water inlet branch is coaxially opposite to the water inlet end of the first water outlet branch at intervals, and when the water supply pipeline supplies water independently, water supply flow is sprayed out from the water outlet end of the first water inlet branch and flows into the water inlet end of the first water outlet branch; the second water supply pipeline is communicated with the water inlet end of the second water inlet branch, the water outlet end of the second water inlet branch is coaxially opposite to the water inlet end of the second water outlet branch at intervals, and when the second water supply pipeline supplies water alone, water flows are sprayed out from the water outlet end of the second water inlet branch and flow into the water inlet end of the second water outlet branch; the third goes out water branch road and intakes the end and is in first play water branch road and intake between the end and the second play water branch road is intake, and two water flows when water supply pipeline and second water supply pipeline supply water simultaneously interfere each other and merge into same one and supply water rivers, supply water rivers and flow into the third and go out water branch road and intake the end.
The invention also provides a washing machine which is provided with any one of the additive feeding devices, and a water supply pipeline of the additive feeding device is connected with the water containing barrel of the washing machine so as to convey the additive pumped out of the liquid storage box by the pumping structure into the water containing barrel.
Furthermore, the water outlet end of a first water outlet branch of the automatic feeding device is communicated with a main washing water inlet pipe arranged on the washing machine through a main washing cavity, the water outlet end of a second water outlet branch is communicated with a spraying device through a spraying port, and the water outlet end of a third water outlet branch is communicated with a softener feeding pipe arranged on the washing machine through a softener cavity; the main washing water inlet pipe, the spraying device and the softener throwing pipe are all connected to a water containing cylinder of the washing machine and used for introducing inlet water into the water containing cylinder.
Compared with the prior art, the invention has the following beneficial effects:
through set up the liquid chamber of depositing that links to each other with the water supply line on the water box for the additive in the suction water supply line is put in again after mixing with the intaking in the water supply line, has realized premixing, has reduced flow direction offset mechanism liquid density to the additive, and then has realized that water supply line outflow liquid can form the effect of offset rivers in offset structure department as rivers all the way.
In addition, through the arrangement, the opening connecting the liquid storage cavity and the second water supply pipe section simultaneously has the dual functions of enabling the additive to flow into the water supply pipeline and enabling the additive and the inflow mixed liquid in the liquid storage cavity to flow out.
In addition, the pumping structure in this application only installs two one-way check valves through carrying out rational design to constituting the pipeline connected mode, realizes the switching of liquid flow direction in the internal pipeline just to the machine of stopping opening of accessible power pack, realizes to pump the additive in the water supply pipeline, wash the effect of switching use to the pumping structure.
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 is a schematic diagram of an automatic additive feeding device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an automatic additive feeding device according to an embodiment of the present invention;
fig. 3 to 6 are schematic structural views of the automatic additive feeding device in the embodiment of the present invention from different viewing angles after the top surface is removed;
FIG. 7 is an enlarged schematic view of FIG. 4 at B in accordance with an embodiment of the present invention;
FIG. 8 is a schematic view of the cross-sectional structure A-A of FIG. 6 in an embodiment of the present invention;
FIG. 9 is a schematic cross-sectional view of the structure of FIG. 6 taken along line D-D in an embodiment of the present invention.
Description of the main elements: 1-water supply pipeline, 2-liquid storage box, 3-liquid storage cavity, 4-first one-way check valve, 5-second one-way check valve, 6-pump, 7-connecting pipeline, 8-liquid pumping pipeline, 10-hedging mechanism, 11-first water supply pipeline, 12-second water supply pipeline, 13-first water outlet branch, 14-second water outlet branch, 15-third water outlet branch, 16, 17-water inlet valve, 18-tee joint, 19-gap, 20-inclined plane, 21-first opening, 22-second opening, 23-bulge, 24-water inlet, 25-second water inlet, 26-first water supply pipeline section, 27-second water supply pipeline section, 28-first water inlet branch, 29-second water inlet branch, 30-boss, 31-first rising bulge, 32-pump outlet second rising bulge, 33-pump inlet, 34-pump inlet, 100-water box, 200-upper cover, 300-water route.
Detailed Description
The embodiment of the invention discloses an automatic additive feeding device which is applied to an existing washing machine and used for feeding additives into a water containing barrel of the washing machine; the additive in the embodiment of the invention can be any one or combination of liquid additives for treating clothes, such as detergent, softener, perfume, bleaching agent, disinfectant and the like.
As shown in fig. 1 to 9, an automatic additive feeding device according to an embodiment of the present invention includes a water supply pipeline 1 for supplying an inflow water stream of a washing machine to a water drum of the washing machine; a liquid storage case 2 containing an additive therein; the suction structure comprises a power unit for providing suction power, the power unit can provide suction power, the additive in the liquid storage box 2 is sucked to the water supply pipeline 1 and flushed out after flowing through the water inflow and the pumped additive in the water supply pipeline, and meanwhile, part of the water inflow flows into the water supply pipeline through the suction structure so as to flush the suction structure.
In the embodiment of the invention, the suction structure is reasonably designed by forming a pipeline connection mode, so that only two one-way check valves are arranged, the internal pipeline connection mode can be adjusted by the mutual matching of the power unit for stopping and starting the water supply unit and the water inlet flow, and the effects of sucking the additive into the water supply pipeline 1, throwing the additive and flushing the suction structure for switching use are achieved.
In the embodiment of the invention, the automatic dispensing device comprises at least two liquid storage boxes 2, wherein different types of additives can be stored in each liquid storage box 2, and each liquid storage box 2 is connected with the water supply pipeline 1 through a suction structure selected by or combined with a control device so as to flow the corresponding additive in the corresponding liquid storage box 2 into the water supply pipeline 1.
Example one
As shown in fig. 1, the present embodiment describes an additive feeding device, which includes a water supply pipeline 1, wherein a water inlet end of the water supply pipeline 1 is communicated with a water inlet structure of a washing machine, so as to introduce water flow introduced into the washing machine into the feeding device; a liquid storage case 2 containing an additive used when treating laundry therein; the suction structure comprises a connecting pipeline which is connected with the water supply pipeline in parallel at least partially, a pump for providing suction power is arranged on the connecting pipeline, the liquid storage box is connected with the connecting pipeline, a control device for controlling the flow direction and/or the on-off of liquid in the pipeline is arranged on the water supply pipeline and/or the connecting pipeline, an additive in the liquid storage box 2 is sucked to the water supply pipeline 1, or the water is fed into the water supply pipeline 1 to mix the sucked additive with inflow water and then put in the water, and part of the inflow water is flushed to the power unit through the connecting pipeline.
In this embodiment, the pumping structure includes a pump 6 for providing pumping power, the pump 6 is connected in series to the connection pipeline, the end of the connection pipeline opposite to the inlet end of the pump 6 is a water inlet end, the end of the connection pipeline opposite to the outlet end of the pump 6 is an outlet end, the water inlet end and the water outlet end of the connection pipeline are both communicated with the water supply pipeline 1, and the water inlet end of the connection pipeline is located at the upstream of the water supply pipeline compared with the water outlet end of the connection pipeline.
In this embodiment, the liquid storage box links to each other with the connecting tube through liquid pumping pipeline, and liquid pumping pipeline and connecting tube junction are in between pump entrance point and the connecting tube end of intaking, make the liquid storage box link to each other with the connecting tube of pump entrance point upper reaches through liquid pumping pipeline.
The water supply pipeline 1 and/or the connecting pipeline 7 are/is correspondingly switched on and off by arranging a control device on the water supply pipeline 1 and/or the connecting pipeline 7, so that the inlet end of the pump is communicated with the liquid storage box 2 through the liquid pumping pipeline 8 to pump the additive into the water supply pipeline; or water is fed into the water supply pipeline, part of the fed water mixes the pumped additives through the water supply pipeline and flushes the additives to the water outlet end of the water supply pipeline, and the other part of the fed water flushes the pump through the connecting pipeline and then flows to the water outlet end of the water supply pipeline to flush and clean the pump.
In this embodiment, the pump 6 may be any pump structure capable of providing pumping power in the prior art, such as: electromagnetic pumps, suction pumps, power pumps, and the like.
In the embodiment, the water supply pipeline is provided with a water inlet valve for controlling the on-off of the water flow of the supplied water, and the water inlet valve is arranged at the upstream of the communication part of the suction structure and the water supply pipeline; preferably, the water inlet valve is arranged on the water supply pipeline at the upstream of the connection part of the inlet end of the connecting pipeline; preferably, the water inlet valve 16 is provided at the water inlet end of the water supply line 1. Thereby, realized controlling the controllable switching of water supply pipe 1 inflow rivers, made water supply pipe 1 inflow rivers break-make and pump 6 open and close the mesh of cooperateing, promotion detergent input efficiency.
In the embodiment, when the pump works, the water inlet valve is closed, so that when the additive in the liquid storage box is pumped into the water supply pipeline, the water supply pipeline stops water inlet, the situation that the pump pumps the inlet water flowing into the upstream of the water supply pipeline from the connecting pipeline is avoided, and the situation that the additive cannot be pumped out is prevented; meanwhile, when the water inlet valve is opened, the pump stops working, so that part of inflowing water flows through the connecting pipeline, the pump which stops working and is positioned in the connecting pipeline section is washed, and the phenomenon that the additive is left in the pump and the connecting pipeline is realized.
In this embodiment, in order to switch the on/off of the liquid pumping pipeline 8 and the connection pipeline 7, the control device may be configured in any manner in the prior art, for example: the water supply pipeline 1 and the connecting pipeline 7 are respectively provided with a control valve for controlling the on-off of the pipelines, and the inlet end of the pump 6 is communicated with the water supply pipeline 1 and the liquid pumping pipeline 8 by selecting one from a reversing valve, and the like.
In order to reduce the cost of the dispensing device in this embodiment, the control device on the water supply line 1 and/or the connecting line 8 is configured as follows:
in this embodiment, the water supply pipeline 1 is provided with a first one-way check valve 4, and the first one-way check valve 4 is positioned between the inlet end of the connecting pipeline 7 and the outlet end of the connecting pipeline 7; the liquid pumping pipeline 8 is provided with a second one-way check valve 5 which controls the liquid in the pipeline to flow only from the liquid storage box 2 to the inlet end of the pump 6.
Therefore, when the pump 6 works, the water inlet valve of the water supply pipeline 1 is disconnected to stop flowing water, the inlet end of the pump 6 forms a suction acting force, the additive in the liquid storage box 2 is sucked into and sent into the water supply pipeline 1 through the liquid suction pipeline 8, and the water inlet end of the connecting pipeline cannot be connected to the flow direction under the action of the first one-way check valve 4 arranged on the water supply pipeline, so that the additive sucked into the water supply pipeline is prevented from flowing back to the connecting pipeline. Meanwhile, when the pump 6 does not work, the water inlet valve of the water supply pipeline 1 is opened to start inflow, the pump 6 forms a communication pipeline through which water flows freely, part of the inflow water directly flows into the water supply pipeline 1, and part of the inflow water flows along the pump and flows to the downstream of the water supply pipeline 1 after flowing along the connecting pipeline 8, so that the effect of flushing the pump 6 is realized, and in the process, the liquid pumping pipeline 8 is disconnected due to the action of the second one-way check valve 5 to avoid water flow from flowing into the liquid storage box 2.
In this embodiment, the following settings are performed to ensure that the additive is drawn into the water supply line 1 without flowing back: the water supply pipeline 1 is provided with a liquid storage cavity 3 for temporarily storing the additive pumped into the water supply pipeline 1 by the pump 6. The liquid storage cavity 3 is connected in series with the water supply pipeline 1, and the liquid storage cavity 3 is positioned between the water inlet end of the connecting pipeline and the water outlet end of the connecting pipeline; preferably, the outlet end of the pump 6 is communicated with the liquid storage cavity 3 directly or through the water outlet end of the connecting pipeline 7. Further preferably, the outlet end of the pump 6 is communicated with the upper part of the liquid storage cavity 3, so that the additive pumped into the liquid storage cavity 3 flows in from the upper part of the cavity to avoid backflow; the water supply pipeline 1 penetrates and is communicated with the bottom of the side wall of the liquid storage cavity 3, so that water flow provided by the water supply pipeline 1 can flush the bottom of the liquid storage cavity 3, and all the additives pumped into the cavity can be flushed to the water outlet end of the water supply pipeline 1 by the water inflow water flow of the water supply pipeline 1. Further preferably, in order to ensure the operation stability of the whole device, the liquid storage cavity 3 is arranged as a sealed cavity.
In this embodiment, the specific operation process of the additive feeding device is as follows:
firstly, closing a water inlet valve of a water supply pipeline 1, starting a pump 6, wherein at the moment, a suction force is formed at an inlet end of the pump 6, an additive in a liquid storage box 2 is pumped to the pump 6 along a liquid pumping pipeline 8 and then flows into a liquid storage cavity 3 arranged on the water supply pipeline 1 through a connecting pipeline 7, and in the process, the water supply pipeline 1 cannot flow the additive pumped into the water supply pipeline 1 to a water inlet end of the connecting pipeline 7 under the action of a first one-way check valve 4, so that the additive is prevented from circularly flowing between the connecting pipeline and the water supply pipeline;
then, opening a water inlet valve of the water supply pipeline 1 and closing the pump 6, wherein the pump 6 forms a communication pipeline through which water flows freely, part of the inlet water flow in the water supply pipeline 1 flows into the liquid storage cavity 3, and the additive in the liquid storage cavity 3 is directly flushed into the downstream of the water supply pipeline 1; the other part of the inlet water flows along the pump 6 and the connecting pipeline 7 and then flows together to the downstream of the water supply pipeline 1, in the process, the pump 6 is washed by the inlet water flow of the connecting pipeline 7, and the inlet water flow flowing through the connecting pipeline 7 under the action of the second one-way check valve 5 cannot flow into the liquid storage box 2 through the liquid pumping pipeline 8.
By the aid of the mode, the purposes of sucking and throwing the additive and flushing and cleaning a pump of the sucking device are achieved, and the effect of automatically throwing the additive is further achieved on the premise of reducing production cost; simultaneously, because above-mentioned additive in this application puts in the device at the operation in-process, adopt the technical scheme that the additive was put in the back and is in time washed, avoided the additive to remain, especially prevented in the power component that the additive put in the device in putting in the device and remain the additive and cause the emergence of the corrosion damage condition.
As shown in fig. 1, the present embodiment describes an additive dispensing device, which includes a first water supply pipeline 11 and a second water supply pipeline 12 connected in parallel, a suction structure is disposed on the first water supply pipeline 11 for sucking the additive in the liquid storage box 2 into the pipeline, and the suction structure can pump the additive in the liquid storage box 2 into the water supply pipeline 1.
In this embodiment, a suction structure may be further connected to the second water supply line, and the suction structure may be separately provided or may be shared with the first water supply line, so as to realize a function of automatically feeding the additive by using the second water supply line.
In this embodiment, the first water supply pipeline 11 and the second water supply pipeline 12 are connected to any one of a plurality of water outlet branches in a reversible manner through the flushing mechanism 10, and each water outlet branch is connected to a different water inlet structure of a water containing barrel of the washing machine, so as to convey the water inlet of the washing machine to a water inlet device of any water containing barrel, thereby achieving the purpose of supplying water to different water inlet structures. The water inlet device of the water containing barrel can be any one of the existing structures, such as: a spraying structure for spraying water into the water containing barrel, a main washing water inlet cavity for flowing detergent and/or washing powder into the water containing barrel, an auxiliary washing water inlet cavity for flowing auxiliary additives such as softener and the like into the water containing barrel and the like.
In the present embodiment, in order to achieve the above-described effect, the following settings are made: the water outlet ends of the first water supply pipeline 11 and the second water supply pipeline 12 are arranged on the same side of the opposite flushing mechanism 10 in a staggered manner at an inclination angle, and the water inlet ends of the first water outlet branch 13, the second water outlet branch 14 and the third water outlet branch 15 are arranged on the other side of the opposite flushing mechanism 10. Through set up a plurality of water supply lines and the play water branch road that links to each other through the hedging mechanism on the additive puts in the device, richened automatic device's of putting in rivers form, reached automatic device of putting in and provide the result of use of corresponding rivers of intaking respectively when washing machine different washing procedures.
In this embodiment, the water outlet end of the first water supply pipeline 11 is coaxially opposite to the water inlet end of the first water outlet branch 13, and is arranged at an interval, when the first water supply pipeline 11 supplies water alone, the water supply flow is ejected from the water outlet end of the first water supply pipeline 11 and flows into the water inlet end of the first water outlet branch 13; the water outlet end of the second water supply pipeline 12 is coaxially opposite to the water inlet end of the second water outlet branch pipeline 14 and is arranged at intervals, and when the second water supply pipeline 12 supplies water independently, water flows for supplying water are sprayed out from the water outlet end of the second water supply pipeline 12 and flow into the water inlet end of the second water outlet branch pipeline 14; the third goes out water branch road 15 and intakes the end and is in first play water branch road 13 and intakes between the end and the second play water branch road 14 and intakes the end, and two water flows when first water supply pipeline 1 and second water supply pipeline 1 supply water simultaneously interfere each other and merge into same one and supply water rivers, supply water rivers and flow into the end of intaking of third play water branch road 15. Preferably, in order to ensure that the converged water flow accurately flows into the third water outlet branch, the axis of the water inlet end of the third water outlet branch is arranged along the central parting line of the water inlet end of the first water outlet branch and the water inlet end of the second water outlet branch.
The embodiment also introduces a washing machine, which is characterized in that: the additive feeding device is installed, and a water supply pipeline 1 of the additive feeding device is connected with a water containing barrel of the washing machine so as to convey the additive pumped out from the liquid storage box 2 by the pumping structure into the water containing barrel.
In this embodiment, the washing machine is provided with a spraying device for spraying water into the water containing barrel, a softener feeding port for feeding softener into the water containing barrel, and a washing feeding port for feeding detergent or washing powder into the water containing barrel, wherein the water outlet end of the first water outlet branch 13 of the additive feeding device is communicated with the washing feeding port, the water outlet end of the second water outlet branch 14 is communicated with the spraying device, and the water outlet end of the third water outlet branch 15 is communicated with the softener feeding port.
Example two
As shown in fig. 2 to 9, the present embodiment describes an additive dispensing device, which includes a water box 100; a liquid storage box 2 containing additives is arranged in the water box 100; a water channel 300 is integrated on the water box 100; preferably, the top of the waterway 300 is fastened with the upper cover 200, and the waterway 300 is integrated inside the upper cover 200 of the water box 100; further preferably, the upper cover 200 of the water box is composed of a first part and a second part which are correspondingly buckled up and down, and opposite surfaces of the first part and the second part are respectively provided with a groove which is oppositely opened and correspondingly overlapped, so that the corresponding grooves enclose the water path 300 after the first part and the second part are buckled with each other.
In this embodiment, the water path 300 of the additive feeding device includes a water supply line 1 for introducing water from the feeding device; a connecting line 7 connected at least partially in parallel to the water supply line 1; the water box 100 is provided with a pump 6 which is connected in series with the connecting pipeline 7; the liquid storage box 2 is connected with the connecting pipeline 7 through a liquid pumping pipeline 8 penetrating through the water box 100, and a control device for controlling the flow direction and/or the on-off of liquid in the pipeline is/are arranged on the water supply pipeline 1 and/or the connecting pipeline 7 so as to utilize the suction force of the pump 6 to pump the additive in the liquid storage box 2 into the water supply pipeline 1 or supply water into the water supply pipeline 1 to pump the additive and wash the pump 6.
In this embodiment, the water box 100 is provided with a liquid storage cavity 3 enclosing into an independent cavity, and the liquid storage cavity 3 is connected in series to the water supply pipeline 1; preferably, the liquid storage cavity 3 is arranged outside the water box 100, the top of the liquid storage cavity 3 is provided with a first opening 21, the first opening 21 is connected with the water supply pipeline 1, the first opening 21 is simultaneously used for enabling the additive pumped into the water supply pipeline 1 to flow into the liquid storage cavity 3 and enabling the mixture of the additive and water in the liquid storage cavity 3 to flow out to the water supply pipeline 1; it is further preferred that the liquid storage chamber 3 further has another second opening 22 communicating with the water supply line 1, for the inflow of the inflow water flowing into the water supply line 1 to flow into the liquid storage chamber 3, and for the additive to be premixed with the temporary additive in the liquid storage chamber 3 to form the additive and water mixture.
Through set up in the liquid chamber of depositing that the water supply line is established ties mutually on the water box for the additive in the suction water supply line is put in again after water supply line internal and intake intermixture, has realized premixing, has reduced flow direction hedging mechanism liquid density to the additive, and then has realized that water supply line outflow liquid can form the effect of hedging rivers in hedging structure department as rivers all the way.
In this embodiment, the water supply pipeline 1 includes a first water supply pipeline section 26 and a second water supply pipeline section 27, the first water supply pipeline section 26 is used for connecting the liquid storage cavity 3 with the water inlet 24 of the dispensing device, and the second water supply pipeline section 27 is used for connecting the liquid storage cavity 3 with the hedging mechanism 10, so that the additive and the water mixture in the liquid storage cavity are correspondingly dispensed along with the water inlet of the water supply pipeline to the hedging mechanism.
In this embodiment, one end of the connecting pipeline 7 is connected with the water inlet 24 of the feeding device, the other end is connected with the pump inlet 33 of the pump 6, and the pump outlet 34 of the pump 6 is connected with the middle part of the second water supply pipe section 27 of the water supply pipeline 1; the middle part of the connecting pipeline 7 is connected with the liquid storage box 2 through a liquid pumping pipeline 8. Through the arrangement, the opening connecting the liquid storage cavity and the second water supply pipe section simultaneously has the dual functions of enabling the additive to flow into the water supply pipeline and enabling the additive in the liquid storage cavity and the inflow mixed liquid to flow out.
In this embodiment, the water inlet 24 of the feeding device is connected to the connecting pipeline 7 and the first water supply pipe 26 through a tee 18, so that the water inlet 24 is communicated with any two of the connecting pipeline 7 and the first water supply pipe 26.
In this embodiment, the first one-way check valve 4 is disposed at the connection between the first water supply pipe segment 26 and the water inlet 24 of the feeding device, so that the liquid in the control pipeline can only flow from the tee joint 18 to the first water supply pipe segment 26, thereby preventing the liquid in the water supply pipeline 1 from flowing to the connecting pipeline 7 through the tee joint 18 by the suction force of the pump 6.
In this embodiment, on the liquid pumping pipeline 8, or the connection between the liquid pumping pipeline 8 and the connection pipeline 7, or the connection between the liquid pumping pipeline 8 and the liquid storage box 2 is provided with the second one-way check valve 5, and the liquid in the control pipeline can only flow from the liquid storage box 2 to the connection pipeline 7. Preferably, the second one-way check valve 6 is arranged at the connection part of the liquid storage box 2 and the liquid pumping pipeline 8.
In this embodiment, the water path 300 is disposed inside the upper cover 200 of the water box 100, the upper cover 200 of the water box has a protruding portion 23 protruding from the rear side of the water box 100, at least a portion of the water path 300 is disposed at the protruding portion 23, and the water path 300 disposed at the protruding portion 23 at least includes the water supply pipeline 1 and the connecting water path 7.
In this embodiment, the pump 6 is installed outside the water box 100 and below the protrusion 23 of the water box upper cover 200; the liquid storage cavity 3 is arranged inside the water box 100 and is positioned at the rear side of the water box 100; of course, the liquid storage chamber 3 may be provided in a gap between the pump 6 and the rear side of the water box 100.
In this embodiment, the water path 300 on the water box 100 further includes a second water supply pipeline 12, one end of the second water supply pipeline 12 is connected to the second water inlet 25 of the feeding device, the other end of the second water supply pipeline is connected to the opposite flushing mechanism 10, control valves for controlling the on-off of the corresponding water inlets are respectively installed at the water inlet 24 and the second water inlet 25 of the feeding device, or the control valves are installed on the same reversing valve, and water is respectively or simultaneously fed to the water inlet 24 and the second water inlet 25.
In this embodiment, the opposite flushing mechanism 10 includes a first water inlet branch 28 and a second water inlet branch 29, which have water outlet ends staggered by an inclination angle and are disposed on the same side, and a first water outlet branch 13, a second water outlet branch 14 and a third water outlet branch 15, which have water inlet ends on the opposite side. The second water supply pipe section 27 of the water supply pipeline 1 is communicated with the water inlet end of the first water inlet branch 28, the water outlet end of the first water inlet branch 28 is coaxially opposite to the water inlet end of the first water outlet branch 13 and is arranged at intervals, and when the water supply pipeline 1 supplies water alone, water flows are sprayed out from the water outlet end of the first water inlet branch 28 and flow into the water inlet end of the first water outlet branch 13. The second water supply pipeline 12 is communicated with the water inlet end of the second water inlet branch 29, the water outlet end of the second water inlet branch 29 is coaxially opposite to the water inlet end of the second water outlet branch 14 and is arranged at an interval, and when the second water supply pipeline 12 supplies water alone, the water supply flow is sprayed out from the water outlet end of the second water inlet branch 29 and flows into the water inlet end of the second water outlet branch 14. The third goes out water branch road 15 and intakes the end and is in first play water branch road 13 and intake between the end and the second play water branch road 14 end of intaking, and two water flows when water supply pipeline 1 and second water supply pipeline 12 supply water simultaneously interfere each other and merge into same strand water supply rivers, water supply rivers flow into the end of intaking of third play water branch road 15.
In this embodiment, the hedging mechanism 10 is disposed above the rear portion of the water box, the water path below the water outlet side of the water inlet branch of the hedging mechanism 10 is provided with a notch 19, and the notch 19 communicates the water path with the interior of the water box, so that liquid splashed at the hedging mechanism can flow into the water box through the notch, and interference caused by residual water at the hedging mechanism is avoided. Preferably, the inner wall of the water channel below the gap between the water inlet branch outlet end side and the water outlet branch inlet end side of the hedging mechanism is an inclined surface 20 gradually descending towards the direction of the gap.
In this embodiment, the water outlet end of the first water outlet branch 13 is provided with a washing input port communicated with the main washing cavity in the water box 100, the water outlet end of the second water outlet branch 14 is communicated with a spraying port arranged on the water box 100 and communicated with the outside, and the water outlet end of the third water outlet branch 15 is communicated with a softener input port communicated with the softener cavity in the water box 100.
EXAMPLE III
As shown in fig. 2 to 9, the present embodiment describes an additive dispensing device, which includes a liquid storage box 2 for containing an additive, a water channel 300 for feeding water, and a suction structure for drawing the additive in the liquid storage box 2 into the water channel 300; the waterway 300 is provided with a liquid storage cavity 3 which is connected in series, and the liquid storage cavity 3 is provided with an opening for flowing in the additive which is pumped into the waterway 300 from the opening for temporary storage and mixing the additive in the liquid storage cavity 3 with the inlet water and then flowing out.
Through set up in the liquid chamber that deposits of water supply pipeline looks polyphone on the water box for the additive in the suction water supply pipeline is put in again after mutually mixing with intaking in the water supply pipeline, has realized premixing, has reduced the flow direction and has dashed mechanism liquid density to the additive, and then has realized that water supply pipeline outflow liquid can form the effect of dashing rivers in dashing structure department as rivers all the way.
In this embodiment, the liquid storage chamber 3 has a first opening 21, the first opening 21 is connected to the opposite flushing mechanism 10 through a second water supply pipe 27, the second water supply pipe 27 is communicated with the connection water path 7 through the pump 6, and the connection pipeline 7 is communicated with the liquid storage box 2 through the liquid pumping pipeline 8. Through the arrangement, the opening connecting the liquid storage cavity and the second water supply pipe section simultaneously has the dual functions of enabling the additive to flow into the water supply pipeline and enabling the additive in the liquid storage cavity and the inflow mixed liquid to flow out.
In this embodiment, on the liquid pumping pipeline 8, or the connection between the liquid pumping pipeline 8 and the connecting pipeline 7, or the connection between the liquid pumping pipeline 8 and the liquid storage box 2 is provided with the second one-way check valve 5, and the liquid in the control pipeline can only flow from the liquid storage box to the connecting pipeline.
In this embodiment, in order to flush the pump 6 which stops after the pumping of the additive is completed, the connecting line 7 is connected to the first water supply pipe section 26, so that part of the inflow water flows through the connecting line to flush the pump 6 and then flows into the downstream of the water supply line 1. Meanwhile, in order to prevent the pump from pumping the liquid in the water supply line 1 into the connecting line 7, a first one-way check valve 4 is provided on the water supply line 1, and the first one-way check valve 4 is located at the communicating end of the first water supply pipe section 26 with the water inlet 24.
In this embodiment, the liquid storage chamber 3 has a second opening 22, the second opening 22 is communicated with the water inlet 24 of the throwing device through a first water supply pipe section 26, and is used for introducing the inlet water in the water supply pipeline 1 into the liquid storage chamber 3, so that the temporary storage additive and the inlet water flow are mixed in advance to form a mixture of the additive and the water, and along with the increase of the inlet water flow, the mixture is flushed into a second water supply pipe section 27 from the first opening 21 and then is thrown through the hedging mechanism 10; preferably, the connecting pipeline 7 is communicated with the first water supply pipe section 26, the first water supply pipe section 26 is provided with the first one-way check valve 4, and the liquid in the control pipeline can only flow towards the liquid storage cavity 3.
In this embodiment, the liquid storage cavity 3 is disposed inside the water box 100 and near the rear side wall of the water box 100, so that the liquid storage cavity 3 does not interfere with the liquid storage box 2 drawn outwards; meanwhile, the liquid storage cavity 3 is arranged at the rear part of the water box 100, so that the distance between the water path part arranged on the protruding part 23 of the upper cover 200 and the liquid storage cavity 3 is not too far, and the smoothness of water flow is ensured.
Example four
As shown in fig. 9 of fig. 2, the present embodiment describes an additive dispensing device, which includes a reservoir 2 for containing an additive, a waterway 300 for feeding water; the water path 300 comprises a first water supply pipeline 11 and a second water supply pipeline 12 which are connected with the hedging mechanism 10 and are used for respectively or simultaneously feeding water to form a plurality of paths of water feeding flows; first water supply pipeline 11 links to each other with stock solution box 2 through suction structure, is equipped with on the first water supply pipeline 11 and deposits liquid chamber 3, and suction structure is used for depositing the additive suction in the liquid box 2 in the liquid chamber 3, again along with first water supply pipeline 11 water intaking and washing to offset mechanism 10 and carry out corresponding input.
By arranging the additive feeding device, the water supply pipeline with the additive feeding function forms a water inlet flow of the hedging mechanism, so that the additive feeding device can correspondingly feed the liquid additive by using the hedging mechanism; simultaneously, because be equipped with on the water supply pipe and carry out the liquid storage chamber of prestoring to taking out the additive, realized premixing the additive and then through the mesh of putting of offset mechanism, and then make the drop liquid density that the water supply pipe flows out reduce, be applicable to and carry out the offset and flow out.
In this embodiment, the water path 300 is disposed inside the water box upper cover 200, the water box upper cover 200 has a protruding portion 23 protruding from the rear side of the water box 100, at least a portion of the water path 300 is disposed at the protruding portion 23, and the water path 300 disposed at the protruding portion 23 at least includes the first water supply pipeline 11 and the second water supply pipeline 12.
In this embodiment, the opposite flushing mechanism 10 includes a first water inlet branch 28 and a second water inlet branch 29, which have water outlet ends staggered by an inclination angle and are disposed on the same side, and a first water outlet branch 13, a second water outlet branch 14 and a third water outlet branch 15, which have water inlet ends on the opposite side. The second water supply pipe section 27 of the water supply pipeline 1 is communicated with the water inlet end of the first water inlet branch 28, the water outlet end of the first water inlet branch 28 is coaxially opposite to the water inlet end of the first water outlet branch 13 and is arranged at intervals, and when the water supply pipeline 1 supplies water alone, water flows are sprayed out from the water outlet end of the first water inlet branch 28 and flow into the water inlet end of the first water outlet branch 13. The second water supply pipeline 12 is communicated with the water inlet end of the second water inlet branch 29, the water outlet end of the second water inlet branch 29 is coaxially opposite to the water inlet end of the second water outlet branch 14 and is arranged at an interval, and when the second water supply pipeline 12 supplies water alone, the water supply flow is sprayed out from the water outlet end of the second water inlet branch 29 and flows into the water inlet end of the second water outlet branch 14. The third goes out water branch road 15 and intakes the end and is in first play water branch road 13 and intake between the end and the second play water branch road 14 end of intaking, and two water flows when water supply pipeline 1 and second water supply pipeline 12 supply water simultaneously interfere each other and merge into same strand water supply rivers, water supply rivers flow into the end of intaking of third play water branch road 15.
In this embodiment, the hedging mechanism 10 is disposed above the rear portion of the water box, the water path below the water outlet side of the water inlet branch of the hedging mechanism 10 is provided with a notch 19, and the notch 19 communicates the water path with the interior of the water box, so that liquid splashed at the hedging mechanism can flow into the water box through the notch, and interference caused by residual water at the hedging mechanism is avoided. Preferably, the inner wall of the water channel below the gap between the water inlet branch outlet end side and the water outlet branch inlet end side of the hedging mechanism is an inclined surface 20 gradually descending towards the direction of the gap.
In this embodiment, the water outlet end of the first water outlet branch 13 is provided with a washing input port communicated with the main washing cavity in the water box 100, the water outlet end of the second water outlet branch 14 is communicated with a spraying port arranged on the water box 100 and communicated with the outside, and the water outlet end of the third water outlet branch 15 is communicated with a softener input port communicated with the softener cavity in the water box 100.
EXAMPLE five
As shown in fig. 9 of fig. 2, in the present embodiment, an additive feeding device is described, which includes a water supply pipeline 1, the water supply pipeline 1 is provided with a raising cam for adjusting the height of the water pipeline along the water inlet flow direction, and the water supply pipeline 1 upstream of the raising cam is connected to a liquid storage box 2 through a suction structure, so as to enable an additive drawn into the water supply pipeline 1 to flow upstream of the water supply pipeline 1 in a reverse flow manner under the blocking effect of the raising cam.
In this embodiment, the water supply pipeline 1 is connected in series with the liquid storage cavity 3, and the liquid storage cavity 3 is located on the water supply pipeline 1 at the upper stream of the connection part with the suction structure, so that the additive flowing in a reverse flow manner under the action of the rising bulge effect enters the liquid storage cavity 3 for temporary storage.
In this embodiment, the water supply pipeline 1 includes a first water supply pipe section 26 and a second water supply pipe section 27, the first water supply pipe section 26 connects the liquid storage chamber 3 with the water inlet 24 of the additive feeding device, and the second water supply pipe section 27 connects the liquid storage chamber 3 with the opposite flushing mechanism 10, so that the inflowing water flows to the opposite flushing mechanism 10 after flowing through the liquid storage chamber 3.
In this embodiment, a suction structure is connected to the second water supply pipe section 27 to feed the drawn-out additive into the second water supply pipe section 27. The second water supply pipe section 27 is provided with a first elevation bulge 31 at the upstream of the connection of the suction structure and a second elevation bulge 32 at the downstream, so that the second water supply pipe section 27 forms three parts which gradually rise from the liquid storage cavity 3 to the opposite flushing mechanism 10, and the liquid suction structure is connected with the middle height part, so that the additive pumped into the water supply pipeline flows into the liquid storage cavity under the action of gravity and is blocked by the first elevation bulge.
In this embodiment, the liquid pumping structure is connected to the middle of the second water supply pipe section 27, at least one raising protrusion is respectively disposed upstream and downstream of the connection, the first raising protrusion 31 upstream of the connection makes the upstream pipeline lower than the connection, and the second raising protrusion 32 downstream of the connection makes the downstream pipeline higher than the connection, so that the additive pumped into the water supply pipeline 1 is blocked by the second raising protrusion 32 and cannot flow out, and is guided by the first raising protrusion 31 to flow back to the liquid storage chamber 3.
In this embodiment, the second water supply pipe section 27 has two straight extension portions extending in parallel, the same side end portions of the two straight extension portions are connected through a bending portion, and the other side end portions are respectively connected with the first opening 21 of the liquid storage chamber 3 and the first water inlet branch 28 of the opposite flushing mechanism 10. Through carrying out above-mentioned setting with the second water supply pipeline section for the second water supply pipeline has longer derivation length under the prerequisite of minimize occupation space, and then promotes the storage volume of depositing the sap cavity.
In this embodiment, the suction structure includes: a connecting pipeline 7 connected with the water supply pipeline 1 in parallel, wherein one end of the connecting pipeline 7 is respectively connected with a water inlet 24 of the throwing device and a water inlet end of the first water supply pipeline section 26 through a tee joint 18, the other end of the connecting pipeline 7 is connected with a pump inlet 33 of the pump 6, and a pump outlet 34 of the pump 6 is connected with the middle part of a second water supply pipeline section 27 of the water supply pipeline 1; the middle part of the connecting pipeline 7 is connected with the liquid storage box 2 through a liquid pumping pipeline 8. Through the arrangement, the opening connecting the liquid storage cavity and the second water supply pipe section simultaneously has the dual functions of enabling the additive to flow into the water supply pipeline and enabling the additive in the liquid storage cavity and the inflow mixed liquid to flow out.
In this embodiment, the connection between the pump outlet 34 and the second water supply pipe section 27 has a raised boss 30 protruding into the second water supply pipe section 27, and the height of the water inlet end of the first water inlet branch 28 of the hedging mechanism 10 is higher than that of the boss 30, so as to form a first raised boss 31 upstream of the connection between the pump outlet 34 and the second water supply pipe section 27 and a second raised boss 32 downstream of the connection between the pump outlet 34 and the second water supply pipe section 27 by using the height difference between the boss 30 and the second water supply pipe section 27.
In this embodiment, in order to further realize the backflow of the additive drawn into the water supply line 1 into the liquid storage chamber 3, the second water supply pipe section 27 may be configured to extend obliquely from the storage chamber 3 toward the rising direction of the counter-flushing mechanism 10.
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 (11)
1. An additive feeding device comprises a feeding device,
a reservoir containing an additive;
a water supply line for supplying water;
the suction structure is used for sucking the additive in the liquid storage box into the water supply pipeline;
the method is characterized in that:
the liquid storage cavity is provided with an opening communicated with the water supply pipeline and is used for temporarily storing the additive pumped into the water supply pipeline in the opening and mixing the additive in the liquid storage cavity with inlet water and then discharging the mixture;
the water supply pipeline is provided with a rising convex variable for increasing the height of the water channel along the water inlet flow direction, and the water supply pipeline at the rising convex variable upstream is connected with the liquid storage box through a suction structure and used for reversely flowing the additive pumped into the water supply pipeline to the upstream of the water supply pipeline under the blocking effect of the rising convex variable.
2. The additive delivery device of claim 1, wherein: the liquid storage cavity is provided with a first opening, the first opening is connected with a water supply pipeline, and the water supply pipeline at the downstream of the first opening is communicated with the liquid storage box through a suction structure.
3. The additive delivery device of claim 2, wherein: the liquid storage cavity is connected in series with a water supply pipeline, and the connection part of the suction structure and the water supply pipeline is positioned at the downstream of the liquid storage cavity.
4. The additive delivery device of claim 3, wherein: the water supply pipeline comprises a first water supply pipe section and a second water supply pipe section; the first water supply pipe section connects the second opening of the liquid storage cavity with the water inlet of the additive feeding device, and the second water supply pipe section connects the first opening of the liquid storage cavity with the opposite flushing mechanism of the additive feeding device.
5. The additive delivery device of claim 4, wherein: the additive feeding device comprises a water box, a liquid storage box is arranged in the water box, an upper cover is arranged at the top of the water box, and a water supply pipeline is arranged in the upper cover; the liquid storage cavity is arranged inside the water box and is close to the rear side wall of the water box; the top of the liquid storage cavity is provided with a first opening and a second opening which penetrate through the upper cover and are communicated with the internal water supply pipeline.
6. The additive delivery device of claim 4, wherein: the first opening and the second opening are respectively arranged on the left side and the right side of the liquid storage cavity; the first opening and the second opening of the liquid storage cavity are respectively provided with a joint extending downwards into the cavity.
7. An additive delivery device as defined in any one of claims 1 to 6, wherein: the suction structure comprises a connecting pipeline connected with a water supply pipeline in parallel, the outlet end of the connecting pipeline is connected with the water supply pipeline through a pump providing suction power, a liquid storage box is connected with the middle of the connecting pipeline through a suction pipeline, the inlet end of the connecting pipeline is communicated with the water supply pipeline, and a control device for controlling the flow direction of liquid in the pipeline and/or the on-off state is arranged on the water supply pipeline and/or the suction pipeline and is used for flushing the pump by part of inflow water flow of an additive pumped into the water supply pipeline or the water supply pipeline and then converging the inflow water flow to the downstream of the water supply pipeline.
8. The additive delivery device of claim 7, wherein: the inlet end of the connecting pipeline is respectively connected with the water inlet of the throwing device and the first water supply pipe section through a tee joint, so that the water inlet is communicated with any two of the connecting pipeline and the first water supply pipe section.
9. The additive delivery device of claim 8, wherein: a first one-way check valve is arranged at the connection position of the connecting pipeline or the first water supply pipe section and the water inlet of the throwing device, and the liquid in the control pipeline can only flow to the connecting pipeline or the first water supply pipe section from the tee joint; and a second one-way check valve is arranged on the liquid pumping pipeline, or at the joint of the liquid pumping pipeline and the connecting pipeline, or at the joint of the liquid pumping pipeline and the liquid storage box, and liquid in the control pipeline can only flow from the liquid storage box to the connecting pipeline.
10. An additive delivery device as defined in any one of claims 1 to 6, wherein: the water channel on the water box further comprises a second water supply pipeline, one end of the second water supply pipeline is connected with a second water inlet of the feeding device, the other end of the second water supply pipeline is connected with the opposite flushing mechanism, a control valve for controlling the on-off of the corresponding water inlet is installed at the water inlet of the feeding device and the second water inlet of the feeding device respectively or is installed on the same reversing valve, and water is fed into the water inlet and the second water inlet respectively or simultaneously.
11. A washing machine characterized by: an additive delivery device as claimed in any one of claims 1 to 10 is provided.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910713104.XA CN112301666B (en) | 2019-08-02 | 2019-08-02 | Additive feeding device and washing machine |
| EP20850990.1A EP4008827A4 (en) | 2019-08-02 | 2020-07-31 | Additive dispensing device and washing machine |
| US17/632,272 US20220275560A1 (en) | 2019-08-02 | 2020-07-31 | Additive feeding device and washing machine |
| EP22207024.5A EP4155450A1 (en) | 2019-08-02 | 2020-07-31 | Additive feeding device and washing machine |
| PCT/CN2020/106235 WO2021023113A1 (en) | 2019-08-02 | 2020-07-31 | Additive dispensing device and washing machine |
| EP22207010.4A EP4180563A1 (en) | 2019-08-02 | 2020-07-31 | Additive feeding device and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910713104.XA CN112301666B (en) | 2019-08-02 | 2019-08-02 | Additive feeding device and washing machine |
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| Publication Number | Publication Date |
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| CN112301666A CN112301666A (en) | 2021-02-02 |
| CN112301666B true CN112301666B (en) | 2022-08-09 |
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| CN201910713104.XA Active CN112301666B (en) | 2019-08-02 | 2019-08-02 | Additive feeding device and washing machine |
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| CN116949766A (en) * | 2022-04-19 | 2023-10-27 | 青岛海尔洗涤电器有限公司 | Detergent throwing device and washing equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011080088A2 (en) * | 2009-12-30 | 2011-07-07 | Arcelik Anonim Sirketi | A washing machine comprising a detergent box |
| CN103343436A (en) * | 2013-06-26 | 2013-10-09 | 无锡小天鹅股份有限公司 | Washing machine and washing method thereof |
| CN204000328U (en) * | 2014-07-15 | 2014-12-10 | 苏州三星电子有限公司 | The device of a kind of automatic interpolation washing agent and softener and use the washing machine of this device |
| CN107287839B (en) * | 2016-03-30 | 2023-12-19 | 杭州神林电子有限公司 | Water inlet device capable of throwing in detergent |
| CN109898292B (en) * | 2017-12-11 | 2022-04-26 | 合肥海尔滚筒洗衣机有限公司 | Water-breakthrough-preventing water flushing waterway and washing machine |
| CN109957928B (en) * | 2017-12-25 | 2022-11-25 | 重庆海尔洗衣机有限公司 | Automatic releasing device and control method |
| CN209144484U (en) * | 2018-09-10 | 2019-07-23 | 青岛海尔滚筒洗衣机有限公司 | A kind of additive automatic release device |
| CN109306603A (en) * | 2018-09-17 | 2019-02-05 | 德丰电创科技股份有限公司 | A kind of liquid additive delivery device and its put-on method |
| CN209178673U (en) * | 2018-10-19 | 2019-07-30 | 宁国聚隆减速器有限公司 | A kind of washing automatic release device of agent |
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