CN115726163A

CN115726163A - Washing machine

Info

Publication number: CN115726163A
Application number: CN202111009598.7A
Authority: CN
Inventors: 方大丰; 张刚金; 傅晓东; 周春霞; 郑玉强
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2023-03-03

Abstract

The invention discloses a washing machine, comprising: a box body; the barrel assembly is arranged in the box body and provided with a clothes putting opening, and a sewage water outlet and a purified water outlet are formed in the bottom of the barrel assembly; and the drainage component comprises a sewage drainage pipe and a water purification water conveying pipe, wherein the inlet of the sewage drainage pipe and the inlet of the water purification water conveying pipe are respectively communicated with the sewage drainage port and the water purification drainage port, the outlet of the sewage drainage pipe is arranged on the outer side of the box body, and the outlet of the water purification water conveying pipe is communicated with the barrel component and/or arranged on the outer side of the box body. According to the invention, the sewage water outlet and the purified water outlet are respectively arranged on the bottom wall of the barrel component, so that sewage and purified water are respectively discharged, the phenomenon that the sewage and the purified water use the common water outlet and the common water discharge pipe in an intersecting manner is avoided, the purified water is polluted by dirt, and the utilization effect of the purified water is influenced.

Description

Washing machine

Technical Field

The invention belongs to the technical field of washing equipment, and particularly relates to a washing machine.

Background

The quantity and the specific gravity of domestic water used by people are increasingly large, especially the quantity and the specific gravity of washing water are increasingly strong, so that the washing water saving is increasingly important.

The existing automatic washing machine is carried out according to the washing procedures of power supply opening → initial washing water inlet → initial washing → initial washing spin → first rinsing water inlet → first rinsing wash → first rinsing water outlet → first rinsing spin → second rinsing water inlet → second rinsing water outlet → second rinsing spin → third rinsing water inlet → third rinsing wash → third rinsing water outlet → third rinsing spin → washing machine stop → power-off, and even a fourth rinsing procedure is needed for part of the washing procedures, however, the detergent content in the washing water reaches a small degree in the rinsing procedures after the third rinsing, and if the part of the washing water is directly discharged into a sewer, a large amount of water resources are wasted.

Chinese patent No. CN201680057121.7 discloses a washing machine which can achieve an improvement in a washing effect when washing laundry in a washing tub using rotation of the washing tub having a longitudinally extending axis and detergent water. The washing machine includes: a washing tub accommodated in the outer tub; a motor rotating the washing tub; a water tank receiving detergent water mixed with detergent from an outer tub; a circulation path for drawing detergent water and injecting it into the washing tub from an upper side; a pump for sucking the detergent water in the water tank into the circulation path and making it rise in the circulation path; and a control part for executing washing operation including the dewatering and cleaning process.

In the above-mentioned scheme, in the dehydration washing process, the circulation treatment, the soaking treatment and the circulation treatment dehydration treatment are repeatedly carried out, wherein the circulation treatment is to circulate the detergent water in the water tank between the washing barrel and the circulation path and pour the detergent water to the washings in the washing barrel. However, when the water is recycled, only the detergent water can be recycled into the washing tub, and the utilization range of the water is limited.

Chinese patent with application number CN200810249633.0 discloses an automatic clean water and sewage separation water-saving device for a washing machine and a working method thereof. The device comprises a time program controller, a clean water and sewage automatic separation device, a sewage drain pipe and a clean water drain pipe, wherein the time program controller is connected with the clean water and sewage automatic separation device through a circuit; the time program controller is arranged on the washing machine or outside the washing machine and is an electric time program controller or a computer time program controller; the water inlet of the clean water and sewage automatic separation device is communicated with the water outlet of the drainage pump of the washing machine or the water outlet pipe orifice of the washing machine, the clean water outlet is connected with the clean water drainage pipe, and the sewage outlet is connected with the sewage drainage pipe. The whole device realizes the automatic separation and discharge of the clean and sewage of the washing machine under the control of the time program controller and the automatic clean and sewage separation device.

Although the clean water drain pipe and the sewage drain pipe are arranged in the scheme, the washing bucket is only provided with one water outlet, so that the water outlet and the water drain pump are shared when sewage and clean water are discharged, the clean water is polluted by the residual sewage at the water outlet and the water drain pump, and the utilization effect of the clean water is reduced.

The present invention has been made in view of this point.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a washing machine, wherein a sewage discharge port and a purified water discharge port are respectively arranged on the bottom wall of a barrel assembly to respectively discharge sewage and purified water, so that the sewage and purified water are prevented from being crossed to use a common discharge port and a common drain pipe, the purified water is polluted by dirt, and the utilization effect of the purified water is influenced.

In order to solve the technical problems, the invention adopts the technical scheme that:

a washing machine, comprising:

a box body;

the barrel assembly is arranged in the box body and provided with a clothes putting opening, and a sewage water outlet and a purified water outlet are formed in the bottom of the barrel assembly;

and the drainage component comprises a sewage drainage pipe and a water purification water conveying pipe, wherein the inlet of the sewage drainage pipe and the inlet of the water purification water conveying pipe are respectively communicated with the sewage drainage port and the water purification drainage port, the outlet of the sewage drainage pipe is arranged on the outer side of the box body, and the outlet of the water purification water conveying pipe is communicated with the barrel component and/or arranged on the outer side of the box body.

Furthermore, the water purification water pipe is provided with a power unit for generating water flow power, and comprises a main pipe, an inner water pipe and an outer water pipe, wherein an outlet of the main pipe is communicated with inlets of the inner water pipe and the outer water pipe alternatively through a switching unit, and is used for realizing water inlet into the barrel assembly and water drainage outside the washing machine.

Further, be provided with purifier on being responsible for, purifier sets up the below of bucket subassembly.

Furthermore, the water purification device is a physical water purification device, and the physical water purification device comprises a filter element and/or an ultraviolet lamp.

Further, the water purifying device is a chemical water purifying device, the chemical water purifying device comprises a water tank and a flocculating agent throwing unit for throwing flocculating agents into the water tank, and the water tank is communicated with the main pipe;

the water tank is provided with a discharge pipe, or the water tank is communicated with the sewage drain pipe through a pipeline, and the pipeline is provided with a check valve.

Further, the power unit is arranged between the water purifying device and the switching unit.

Further, the outlet of the outer water conveying pipe is arranged at the upper part of the box body.

Furthermore, the outlet of the inner water delivery pipe is connected with a spraying structure for spraying water flow, and the bottom wall of the spraying structure is provided with a plurality of spraying openings.

Furthermore, a plurality of areas are formed on the bottom wall of the spraying structure from the center to the outer edge, and the outlet of the inner water conveying pipe is connected with the side wall of the spraying structure;

the plurality of areas are in a stepped structure with high inside and low outside; or overflow weirs are arranged among the areas, and the height of each overflow weir is gradually reduced from inside to outside;

furthermore, a plurality of the spraying openings in each area are uniformly distributed in a radial shape from the center to the outer edge.

After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.

1. The washing machine provided by the invention is provided with the sewage drain pipe and the purified water delivery pipe, so that water resources can be repeatedly utilized, and the purposes of energy conservation and emission reduction are realized.

2. According to the invention, the sewage water outlet and the purified water outlet are respectively arranged at different positions on the bottom wall of the barrel component, so that sewage and purified water are respectively discharged, and the phenomenon that the sewage and the purified water cross use the common water outlet and the common water outlet pipe is avoided, so that the purified water is polluted by dirt, and the washing effect and the utilization effect of the purified water are influenced.

3. The water purifying water pipe is arranged into the inner water pipe which can circularly feed water into the barrel assembly and the outer water pipe which can feed water to the outside of the box body, so that various different use requirements are met, and the use experience of a user is improved.

4. According to the invention, the bottom wall of the spraying opening is set to be in a form that the central area is higher and the outermost area is lowest, the range of the spraying area can be automatically adjusted according to the water pressure, and the spraying is more uniform.

5. According to the invention, the overflow weirs with different heights are arranged on the bottom wall where the spraying port is located, the spraying area range can be automatically adjusted according to the water pressure, and the spraying is uniform.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic view showing a structure of a washing machine according to the present invention;

fig. 2 is a schematic structural view of a washing machine according to an embodiment of the present invention.

In the figure: 1. a box body; 11. an upper cover;

21. an outer tub; 22. an inner barrel; 23. an impeller; 24. a water outlet of the inner barrel; 251. a sewage outlet; 252. a purified water outlet; 26. a clothes throwing opening; 27. a spraying structure;

31. a sewage drain pipe; 32. a purified water delivery pipe; 33. a drain valve; 34. a water purification device; 35. a main tube; 36. a switching unit; 37. an inner water delivery pipe; 38. an external water conveying pipe; 39. and a power unit.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate it for those skilled in the art by reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 2, the present invention provides a washing machine including a cabinet 1, a tub assembly provided in the cabinet 1, the tub assembly having a laundry input port 26 and a sewage discharge port 251 and a clean water discharge port 252 provided at a bottom of the tub assembly. It is understood that the sewage drain 251 and the clean water drain 252 are respectively provided at different positions of the bottom of the tub assembly.

The washing machine further comprises a drainage assembly, the drainage assembly comprises a sewage drainage pipe 31 and a purified water conveying pipe 32, an inlet of the sewage drainage pipe 31 and an inlet of the purified water conveying pipe 32 are respectively communicated with the sewage outlet 251 and the purified water outlet 252, and an outlet of the sewage drainage pipe 31 is arranged on the outer side of the box body 1. The outlet of the purified water delivery pipe 32 is communicated with the barrel assembly and/or is arranged at the outer side of the box body 1.

In detail, since the sewage drain pipe 31 may adhere lint, dirt, etc. to the sewage drain port 251 and the inner wall of the sewage drain pipe 31 after discharging sewage for a long time, if the same drain port is used for both sewage discharge and clean water discharge, clean water may be contaminated.

The sewage discharge port 251 and the purified water discharge port 252 are respectively arranged at different positions on the bottom wall of the barrel component, so that sewage and purified water are respectively discharged, the sewage and purified water are prevented from being crossed to use a common discharge port and a common discharge pipe, the purified water is prevented from being polluted by dirt, and the washing effect and the utilization effect of the purified water are influenced.

In addition, the outlet of the purified water delivery pipe 32 of the present invention is communicated with the barrel assembly and/or is disposed at the outer side of the case 1, thereby greatly expanding the utilization range of purified water.

In some embodiments of the present invention, as shown in fig. 2, the clean water conveying pipe 32 is provided with a power unit 39 for generating water flow power, and the clean water conveying pipe 32 includes a main pipe 35, an inner water conveying pipe 37 and an outer water conveying pipe 38. An inlet of the main pipe 35 is communicated with the clean water discharge port 252, and a switching unit 36 for selecting one of the inlets communicated with the main pipe 35 is disposed between an outlet of the main pipe 35 and the inlets of the inner water delivery pipe 37 and the outer water delivery pipe 38. The outlet of the inner water pipe 37 is used for feeding water into the barrel assembly, and the outlet of the outer water pipe 38 is arranged at the outer side of the box body 1.

In detail, the sewage drain pipe 31 is used to drain the washing water with high turbidity in the tub assembly, which has no reuse value for users, and is directly drained into the sewer through the floor drain. It is understood that a drain valve 33 is provided between the sewage drain pipe 31 and the sewage drain port. The clean water delivery pipe 32 is used for discharging the washing water with low turbidity in the tub assembly, the detergent content in the part of the washing water is low, and the user can recycle the part of the washing water with reuse value for other use. For example, washing articles, kitchen ware, furniture, flower watering, car washing, etc.

When a user needs to circulate water in the tub assembly using the water flow in the tub assembly into the tub assembly, the inlet and the outlet of the switching unit 36 are respectively communicated with the inlet of the inner water duct 37 of the outlet of the main pipe 35, and at this time, the water in the tub assembly can be returned to the tub assembly under the action of the power unit 39 to rinse the laundry, wash the bubbles, and the like.

When a user needs to use the water flow in the tub assembly to discharge the water to the outside of the cabinet 1 for washing objects, etc., the inlet and the outlet of the switching unit 36 are respectively communicated with the outlet of the main pipe 35 and the inlet of the outer water pipe 38, and at this time, the water in the tub assembly can be discharged to the outside of the cabinet 1 by the power unit 39, and the user uses a water storage tank, etc., to store the water flow for other use.

The sewage drain pipe 31 and the purified water delivery pipe 32 are arranged in the scheme of the invention, so that water resources can be repeatedly utilized, and the purposes of energy conservation and emission reduction are realized. In addition, the water purification water delivery pipe 32 is arranged to be an inner water delivery pipe 37 which can circulate water into the barrel assembly, and an outer water delivery pipe 38 which can deliver water to the outside of the box body 1, so that various different use requirements are met, and the use experience of a user is improved.

In some embodiments of the present invention, a water purifying device 34 is disposed on the main pipe 35, and the water purifying device 34 is disposed under the tub assembly.

In detail, the water purifying unit 34 is provided in the main pipe 35 to further purify the washing water having low turbidity, and the water purifying unit 34 is provided below the tub assembly to make full use of the space below the tub assembly.

In one embodiment, the water purifier 34 is a physical water purifier 34, i.e. a physical method is used to purify water. For example, the water purifying device 34 includes a filter element or the like, which is used to further filter impurities, or the water purifying device 34 includes an ultraviolet lamp, which is used to sterilize water by using ultraviolet light emitted from the ultraviolet lamp.

The filter element and the ultraviolet lamp may be directly provided in the main pipe 35, or may be provided in a water tank communicating with the main pipe 35.

In another embodiment, the water purifying device 34 is a chemical water purifying device 34, i.e. a chemical method is used for purifying water. For example, the water purifying device 34 includes a water tank and a flocculant dispensing unit, and impurities in the water are removed by using a flocculant. The water tank can be independently provided with a discharge pipe for discharging the sediment, and can also be communicated with the sewage discharge pipe 31 through a pipeline, the sediment is discharged by the sewage discharge pipe 31, and the pipeline is provided with a check valve for preventing water in the sewage discharge pipe 31 from reversely flowing into the water tank to pollute the water in the water tank.

In some embodiments of the present invention, the power unit 39 is disposed between the water purifying device 34 and the switching unit 36.

In detail, the power unit 39 is disposed downstream of the water purifying device 34 in the water flow direction, so that the power unit can be maintained in a clean state.

The power unit 39 is preferably a water pump.

The switching unit 36 is preferably a three-way valve.

In some embodiments of the present invention, the outlet of the outer water delivery pipe 38 is provided at the upper portion of the case 1, so that the user can easily manipulate the outer water delivery pipe 38.

In some embodiments of the present invention, the outlet of the inner water pipe 37 is connected to a spraying structure 27 for spraying water, and a plurality of spraying openings are disposed on the bottom wall of the spraying structure 27.

In one embodiment, the barrel assembly includes an outer barrel 21 and an inner barrel 22, a pulsator 23 is disposed in the inner barrel 22, and an inner barrel drain port 24 is disposed at the bottom of the inner barrel 22. An outer barrel 21 cover is arranged at the opening of the outer barrel 21, and an inner cover for opening and closing the clothes throwing-in opening 26 is arranged on the outer barrel 21 cover; the inner cover is provided with an accommodating chamber, the outlet of the inner water conveying pipe 37 is communicated with the accommodating chamber, and the bottom wall of the inner cover is provided with a plurality of spraying ports.

In the above solution, the inner cover constitutes the spray structure 27.

In detail, through arranging the inner cover and arranging the spraying port on the bottom wall of the inner cover, water flow circularly enters the barrel assembly in a spraying mode, and the effect of wetting clothes is better.

In an application scenario, after the washing machine starts to run the washing program, water enters the barrel assembly through the water inlet assembly, but at the stage of starting to enter water, because the water level is low, the wetting effect on clothes is poor, at the moment, the water can enter the inner cover through the inner water pipe 37 by utilizing the power unit 39 and fall into the barrel assembly from top to bottom in a spraying mode, the good clothes wetting effect is achieved in a short time, and therefore the time occupied by the washing program can be shortened.

In a further scheme, a plurality of areas are formed on the bottom wall of the inner cover from the center to the outer edge, and the outlet of the inner water conveying pipe 37 is connected with the side wall of the inner cover; the plurality of areas are in a stepped structure with high inside and low outside; or overflow weirs are arranged among the plurality of areas, and the height of each overflow weir is gradually reduced from inside to outside.

In detail, the bottom wall where the spraying openings are located is divided into a plurality of areas, the purpose of step-by-step water inlet of the areas is achieved, the condition that water distribution in the barrel assembly is uneven and the condition that part of the areas are free of water when the flow rate of inlet water is small is avoided, and the spraying effect is reduced.

Specifically, in one embodiment of the present invention, the bottom wall forms a plurality of regions from the center to the outer edge, the plurality of regions are in a stepped structure with a high inside and a low outside, when the flow rate of the inlet water is small, only the lower part on the outermost side is adopted for spraying, when the flow rate of the inlet water is increased, the water further overflows to the upper stepped region, and spraying is performed from the higher part, so that automatic coordination of the spraying water amount and the spraying region thereof is realized.

In another embodiment of the invention, the height of the overflow weir is gradually reduced from inside to outside, when the inflow water flow is small, only the lower part at the outermost side is adopted for spraying by utilizing the flow characteristic of water, when the inflow water flow is increased, the water flows overflow the overflow weir in a stage-by-stage manner to flow to the area close to the center, and the spraying is carried out from the position close to the center, so that the automatic coordination of the spraying water quantity and the spraying area is realized.

Above-mentioned scheme can spray regional scope according to rivers size automatically regulated, sprays comparatively evenly.

In a further scheme, a plurality of the spraying openings in each area are uniformly distributed in a radial shape from the center to the outer edge.

The shape of the spray opening can be as follows: circular, triangle-shaped, regular polygon or its combination form etc. spray the mouth and for being by the center to the outer edge be radial evenly distributed on the diapire, above-mentioned scheme makes the visual experience that can promote the customer when the effect that sprays of rivers is more even.

In a further version, the axis of the outlet of the inner water duct 37 matches the circumferential direction of the side wall of the inner lid so as to allow the water flow to enter the containment chamber tangentially.

In detail, the axial direction of the outlet of the inner water duct 37 is approximately tangent to the edge of the containing chamber, so that the water flow entering the containing chamber through the outlet of the inner water duct 37 enters tangentially and flows spirally from the outer edge to the center in the containing chamber.

In other embodiments, the box body 1 includes a housing and a tray seat disposed above the housing, the tray seat is connected to an upper cover 11, the upper cover 11 has a hollow cavity, an outlet of the inner water pipe 37 is communicated with the hollow cavity, and a plurality of spraying ports are disposed on a bottom wall of the upper cover 11. In the above solution, the upper cover 11 constitutes the spraying structure 27.

Different from the previous embodiment, the upper cover 11 of the washing machine is configured to have a hollow chamber structure, the outlet of the inner water pipe 37 is communicated with the hollow chamber of the upper cover 11, and the upper cover 11 is used to circularly spray the water into the tub assembly.

It should be noted that the setting range of the spraying opening should be limited to only spraying water into the barrel assembly, otherwise, the water will be sprayed out of the barrel assembly, and the water flow will overflow.

According to the scheme, the spraying effect is realized by the upper cover 11, and the structure and the assembly steps of the washing machine are simplified.

In a further scheme, a plurality of areas are formed on the bottom wall of the upper cover 11 from the center to the outer edge, and the plurality of areas are in a stepped structure with a high inside and a low outside; or overflow weirs are arranged among the plurality of areas, and the height of each overflow weir is gradually reduced from inside to outside.

Further, the axis of the outlet of the inner water pipe 37 is matched with the circumferential direction of the side wall of the upper cover 11 so that the water flow enters the hollow chamber tangentially.

The beneficial effects achieved by the above scheme are the same as those of the previous embodiment, and are not described in detail.

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

1. A washing machine characterized by: the method comprises the following steps:

a box body;

2. The washing machine as claimed in claim 1, wherein:

the water purifying water conveying pipe is provided with a power unit for generating water flow power, and comprises a main pipe, an inner water conveying pipe and an outer water conveying pipe, wherein the inlet of the main pipe is communicated with the water purifying water outlet, the outlet of the main pipe is communicated with the inlet of the inner water conveying pipe and the inlet of the outer water conveying pipe in an alternative mode through a switching unit, and the water purifying water conveying pipe is used for realizing water inlet in the barrel assembly and water drainage outside the washing machine.

3. The washing machine as claimed in claim 2, wherein:

be provided with purifier on the person in charge, purifier sets up the below of bucket subassembly.

4. A washing machine as claimed in claim 3, wherein:

the water purification device is a physical water purification device which comprises a filter element and/or an ultraviolet lamp.

5. A washing machine according to claim 3 or 4, characterized in that:

the water purifying device is a chemical water purifying device, the chemical water purifying device comprises a water tank and a flocculating agent throwing unit for throwing flocculating agents into the water tank, and the water tank is communicated with the main pipe;

6. A washing machine as claimed in claim 3, wherein:

the power unit is arranged between the water purifying device and the switching unit.

7. A washing machine according to any one of claims 2-6, characterized in that:

the outlet of the external water conveying pipe is arranged at the upper part of the box body.

8. A washing machine according to any one of claims 2-6, characterized in that:

the outlet of the inner water delivery pipe is connected with a spraying structure for spraying water flow, and the bottom wall of the spraying structure is provided with a plurality of spraying openings.

9. The washing machine as claimed in claim 8, wherein:

the bottom wall of the spraying structure forms a plurality of areas from the center to the outer edge, and the outlet of the inner water conveying pipe is connected with the side wall of the spraying structure;

the plurality of areas are in a stepped structure with high inside and low outside; or overflow weirs are arranged among the plurality of areas, and the height of each overflow weir is gradually reduced from inside to outside.

10. A washing machine as claimed in claim 9, wherein:

a plurality of the spraying openings in each area are uniformly distributed in a radial shape from the center to the outer edge.