阅读说明：本技术 一种洗衣机及洗涤方法 (Washing machine and washing method ) 是由 乔本昌 孔志 于 2018-06-11 设计创作，主要内容包括：本发明提供了一种洗衣机及洗涤方法,所述洗衣机包括洗涤桶在所述洗涤桶下方设有盆形底座,在所述洗涤桶底面与盆形底座之间的容纳腔内设有可旋转的叶轮,在所述洗涤桶的底面上开设有连通所述容纳腔和洗涤桶所围成的洗涤腔的水流喷射口。通过在所述洗涤桶的底面上开设有水流喷射口,在所述洗涤桶底面与盆形底座之间的容纳腔内设有可旋转的叶轮；通过叶轮的旋转可以将容纳腔内的水流喷射到洗涤腔内,进而喷射到漂浮在洗涤腔内的衣物上,使得衣物在洗涤腔内上下漂浮,有利于冲击衣物上的污垢,以及提高漂洗的清洁度,提高衣物的洁净比；并且省略了波轮,主要依靠向上冲击的水流洗涤衣物,避免了对于衣物的磨损、拉扯变形等,有利于保护衣物。(The invention provides a washing machine and a washing method, wherein the washing machine comprises a washing barrel, a basin-shaped base is arranged below the washing barrel, a rotatable impeller is arranged in an accommodating cavity between the bottom surface of the washing barrel and the basin-shaped base, and a water flow jet orifice communicated with a washing cavity enclosed by the accommodating cavity and the washing barrel is arranged on the bottom surface of the washing barrel. A water flow jet orifice is arranged on the bottom surface of the washing barrel, and a rotatable impeller is arranged in an accommodating cavity between the bottom surface of the washing barrel and the basin-shaped base; the water flow in the containing cavity can be sprayed into the washing cavity through the rotation of the impeller, and then is sprayed onto the clothes floating in the washing cavity, so that the clothes float up and down in the washing cavity, dirt on the clothes can be favorably impacted, the rinsing cleanliness is improved, and the cleaning ratio of the clothes is improved; besides, the impeller is omitted, clothes are washed mainly by upward impact water flow, abrasion, pulling deformation and the like to the clothes are avoided, and the clothes are protected.)

1. A washing machine comprises a washing barrel and is characterized in that a basin-shaped base is arranged below the washing barrel, a rotatable impeller is arranged in a containing cavity between the bottom surface of the washing barrel and the basin-shaped base, and a water flow jet orifice communicated with a washing cavity formed by the containing cavity and the washing barrel is formed in the bottom surface of the washing barrel.

2. The washing machine as claimed in claim 1, further comprising a driving device for driving the impeller to rotate so that the water in the receiving chamber enters the washing chamber through the water jet port.

3. The washing machine as claimed in claim 1, wherein the water jet port is a plurality of slit-shaped annular ports concentrically arranged at intervals.

4. The washing machine as claimed in claim 3, wherein an annular flow guide plate is provided at a lower end of the bottom surface of the washing tub, and a flow guide passage connected to the water jet port is formed between the adjacent flow guide plates and the bottom surface.

5. The washing machine as claimed in claim 4, wherein the drainage passage includes a drainage chamber extending downward and outward along the water jet port, and an inlet port communicating with the receiving chamber is provided downward along an outside of the drainage chamber.

6. The washing machine as claimed in claim 4, wherein the flow guide plate has an outward bent portion extending downward and bending outward along the inner ring of the annular mouth, an outward bent portion extending downward along an outer side of the outward bent portion, and an inward bent portion extending outward and bending downward along the bottom surface.

7. A washing machine as claimed in any one of claims 1 to 6 wherein the tub-shaped base is sealingly fixed to the washing tub and a return port is provided in the bottom surface of the washing tub in communication with the receptacle chamber.

8. The washing machine as claimed in any one of claims 1 to 6, wherein a downwardly extending annular partition plate is provided at a lower end of a bottom surface of the washing tub, the partition plate being provided at a position between the water returning port and the water jet port.

9. a washing machine as claimed in any one of claims 1 to 6 wherein the tub shaped base extends upwardly to form an outer tub which fits over the outside of the washing tub.

10. A washing method of a washing machine according to any one of claims 1 to 9, comprising the steps of:

A. A water injection step of adding water to the washing tub;

B. and a washing step, namely driving the impeller to rotate, wherein the impeller stirs water in the accommodating cavity to enter the washing cavity through the water flow jet orifice, and the water flow impacts the clothes floating in the washing cavity.

Technical Field

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

Background

The pulsator washing machine washes laundry using friction force generated between moving water current and the laundry, wherein the water motion is generally generated by rotating a disc-shaped pulsator in forward and reverse directions. The pulsator washing machine has excellent washing ability and requires a short washing time. Besides, the pulsator washing machine has the advantages of low noise, small vibration, low price and the like.

The existing pulsator washing machine comprises a box body, an inner barrel and an outer barrel are sleeved in the box body, a circular pulsator disc is arranged at the bottom of the inner barrel, a middle boss protruding upwards and a plurality of washing ribs protruding upwards are arranged on the upper surface of the pulsator disc, and the washing ribs are evenly distributed around the middle boss in the annular direction. The simple vortex water flow is easy to twist clothes, reduces the washing efficiency and can not be rinsed cleanly in the rinsing process; and the impeller and the clothes are directly and powerfully rubbed, so that the clothes are abraded and deformed and the like.

Disclosure of Invention

The present invention is directed to the above problems in the prior art, and provides a washing machine, which omits a pulsator, and is advantageous to improve washing efficiency and cleaning ratio by impacting clothes with water flow jetted upward.

In order to achieve the technical purpose, the invention adopts the following technical scheme:

A washing machine comprises a washing barrel, a basin-shaped base is arranged below the washing barrel, a rotatable impeller is arranged in a containing cavity between the bottom surface of the washing barrel and the basin-shaped base, and a water flow jet orifice communicated with a washing cavity formed by the containing cavity and the washing barrel is formed in the bottom surface of the washing barrel.

Further, the washing machine also comprises a driving device which drives the impeller to rotate so that the water in the accommodating cavity enters the washing cavity through the water flow jet opening.

furthermore, the water flow jet orifice is a plurality of slit-shaped annular orifices which are concentrically arranged at intervals.

Furthermore, the water flow jet orifice is a vertical orifice in the up-down direction.

Further, the water flow sprayed out of the water flow spraying opening is sprayed vertically upwards.

furthermore, the lower end of the bottom surface of the washing barrel is provided with an annular drainage plate, and a drainage channel connected with the water flow jet orifice is formed between the adjacent drainage plate and the bottom surface.

Further, the drainage channel is communicated with the containing cavity.

Further, the drainage channel includes along the drainage chamber that rivers jet is downward and outside extension, along drainage chamber outside downwards be equipped with hold the influent stream mouth of chamber intercommunication.

Furthermore, the inflow opening is an annular opening formed by surrounding the lower parts of the adjacent drainage plates.

furthermore, the drainage plate is provided with an outer bent part which extends downwards along the inner ring of the water flow jet opening and is bent outwards, an outer extending part which extends downwards along the outer side of the outer bent part in a bending way, and an inner extending part which extends outwards along the bottom surface and is bent downwards.

Further, the lower ends of the adjacent drainage plates form the inflow openings.

Further, the size of the drainage cavity is larger than the size of the annular opening.

Furthermore, the basin-shaped base and the washing barrel are fixedly arranged in a sealing mode, and a water return opening communicated with the accommodating cavity is formed in the bottom surface of the washing barrel.

Further, the water return port is arranged on the outer side of the water flow jet port.

Furthermore, the lower end of the bottom surface of the washing barrel is provided with a downward extending annular partition plate, and the partition plate is arranged between the water return port and the water flow jet orifice.

further, the basin-shaped base extends upwards to form an outer barrel sleeved on the outer side of the washing barrel.

Further, the impeller includes the axle bed, and along the outward interval of axle bed circumference extends a plurality of blades that set up.

Further, the blades are vertically arranged.

Further, the blades are arranged obliquely.

Based on the washing machine, the invention also provides a washing method of the washing machine, which is beneficial to improving the washing efficiency and the cleaning ratio by impacting the clothes with the water flow sprayed upwards.

A washing method of the washing machine comprises the following steps:

A. A water injection step of adding water to the washing tub;

B. And a washing step, namely driving the impeller to rotate, wherein the impeller stirs water in the accommodating cavity to enter the washing cavity through the water flow jet orifice, and the water flow impacts the clothes floating in the washing cavity.

According to the washing machine provided by the invention, the water flow jet orifice is formed in the bottom surface of the washing barrel, and the rotatable impeller is arranged in the accommodating cavity between the bottom surface of the washing barrel and the basin-shaped base; the water flow in the containing cavity can be sprayed into the washing cavity through the rotation of the impeller, and then is sprayed onto the clothes floating in the washing cavity, so that the clothes float up and down in the washing cavity, dirt on the clothes can be favorably impacted, the rinsing cleanliness is improved, and the cleaning ratio of the clothes is improved; besides, the impeller is omitted, clothes are washed mainly by upward impact water flow, abrasion, pulling deformation and the like to the clothes are avoided, and the clothes are protected.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of a washing machine according to the present invention;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

FIG. 3 is an enlarged view of the drainage plate of FIG. 2;

FIG. 4 is a schematic structural view of a second embodiment of a washing machine according to the present invention;

FIG. 5 is a schematic view of a portion of the structure of FIG. 4;

fig. 6 is a schematic structural view of a washing machine according to a third embodiment of the present invention;

Fig. 7 is a schematic diagram of a part of the structure in fig. 6.

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 of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present invention, it is to be noted that the terms are first defined: the directions or positional relationships referred to as "inner" in the direction close to the axis of the washing tub and "outer" in the direction away from the axis of the washing tub are positional relationships indicated on the basis of the drawings, and are only for convenience of describing the present invention and simplifying the 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 3, which are first embodiments of the washing machine according to the present invention, a washing machine includes a washing tub 1 into which laundry is put while washing the laundry; a basin-shaped base 2 is arranged below the washing barrel 1, a rotatable impeller 4 is arranged in the accommodating cavity 3 between the bottom surface 11 of the washing barrel 1 and the basin-shaped base 2, a water flow jet orifice 12 is arranged on the bottom surface 11 of the washing barrel 1, and the water flow jet orifice 12 is communicated with the accommodating cavity 3 and the washing barrel 1. A rotatable impeller 4 is arranged in an accommodating cavity 3 between the bottom surface of the washing barrel 1 and the basin-shaped base 2 by arranging a water flow jet orifice 12 on the bottom surface 11 of the washing barrel 1; the water flow in the accommodating cavity 3 can be sprayed into the washing cavity by the rotation of the impeller 4, and then is sprayed onto the clothes floating in the washing cavity, so that the clothes float up and down in the washing cavity, dirt on the clothes is favorably impacted, the rinsing cleanliness is improved, and the cleaning ratio of the clothes is improved; besides, the impeller is omitted, clothes are washed mainly by upward impact water flow, abrasion, pulling deformation and the like to the clothes are avoided, and the clothes are protected.

in this embodiment, the washing machine further includes a driving device for driving the impeller 4 to rotate, preferably, the driving device is a motor; the driving device drives the impeller 4 to rotate, so that the water in the accommodating cavity 3 is sprayed into the washing cavity through the water flow spraying opening 12, and the clothes are washed by the sprayed water flow.

In this embodiment, the water jet opening 12 is a plurality of slit-shaped annular openings concentrically arranged at intervals, so that a plurality of circles of annular water jets are formed to impact on the clothes, the strength of the water jets is ensured, and the clothes cleaning is facilitated. Preferably, an annular drainage plate 13 is arranged at the lower end of the bottom surface 1 of the washing barrel, and a drainage channel 14 connected with the annular port 12 is formed between the adjacent drainage plate 13 and the bottom surface 12. The drainage channel 14 in this embodiment is similar to an S shape, which is beneficial to forming a slight inward movement trend of the water flow sprayed from the water flow spray opening 12 when the water flow is sprayed upwards, and the spray force is reduced and multiple circles of water flow gather inwards in the upward moving process of the water flow, so that the spray force is favorably gathered, and the water flow reaching the upper part of the washing water in the washing cavity also has a large impact force; the upward sprayed water flow has the trend of moving inwards, so that the water flow of the washing cavity has the trend of turning outwards when sprayed to the upper end, and the downward flowing backflow water flow is formed at the outer side in the washing cavity; meanwhile, the tumbling water flow drives the clothes to tumble, so that the clothes at the bottom layer are continuously changed, the water jet flow can impact all the clothes, and the cleanness ratio of the clothes is favorably ensured.

In the present embodiment, referring to fig. 3, the drainage channel 14 is communicated with the accommodating cavity 3, the drainage channel 14 includes a drainage cavity 141 extending downward and outward along the annular opening 12, an inflow opening 142 downward along the outer side of the drainage cavity 141 and communicated with the accommodating cavity 3, and a vertical inflow channel 143 is arranged between the drainage cavity 141 and the inflow opening 142; the water flow in the accommodating chamber 3 is then injected into the washing chamber of the washing tub 1 from the water flow injection port 12 located inside the drainage chamber 141 by the rotation of the impeller 4 through the inflow port 142 into the upward inflow flow channel 143 and then into the drainage chamber 141. Preferably, the area of the inlet 142 is larger than that of the water jet opening 12, which is beneficial to increase the pressure of water jet, improve the jet strength and improve the cleaning ratio of washing. The water flow reaches the drainage cavity 141 from the inflow flow channel 143, the water flow flows in the inflow flow channel 143 from bottom to top, after reaching the drainage cavity 141, the water flow flows upwards and inwards due to the blocking of the inner wall of the drainage cavity 141, then reaches the water flow injection port 12 and upwards and has an inward flowing trend, and the drainage cavity 141 has a rectifying effect, so that the injected water flow forms a set inward-bending gathering effect. The size of the drainage cavity 141 is far larger than that of the inflow port 142 and that of the water flow jet orifice 12; the drainage cavity 141 has a pressure stabilizing effect, and avoids the dispersion of water flow after the water flow is sprayed, so that the consistency of the water flow direction after the water flow is sprayed is good.

In this embodiment, the inlet 142 is an annular structure defined between the lower portions of adjacent flow guide plates 13. The drainage plate 13 is provided with an outward bent part 131 which extends downwards along the inner ring of the annular opening 12 and is bent outwards, an outward extending part 132 which is bent downwards along the outer side of the outward bent part 131, and an inward extending part 133 which extends outwards along the bottom surface 12 and is bent downwards; the flow guide plate 13 also has a horizontal bottom that connects the outer extension 132 and the inner extension 133. Thus, the outwardly bent portion 131 of the inner flow guide plate 13, the bottom surface 11 of the washing tub 1, and the inwardly extending portion 133 of the outer flow guide plate 13 define a flow guide chamber 141 therebetween, and the inflow channel 143 is defined by the inner outwardly extending portion 132 and the outer inwardly extending portion 133. The drainage plate 13 is arranged to form the drainage channel 14, so that the cleanness ratio of clothes is guaranteed.

In this embodiment, the impeller is not provided, the tub-shaped base 2 and the washing tub 1 are fixedly sealed, that is, the upper end of the tub-shaped base 2 is fixed on the washing tub 1 along the sealing, and the wall of the washing tub 1 is not provided with a water permeable hole, so that the bottom surface 11 of the washing tub 1 is required to be provided with a water return port 15 communicated with the accommodating cavity 3. The circular water flow inside and outside the washing barrel 1 turns outwards and moves downwards to return to the accommodating cavity 3 through the water return port 15, and the circulation of the water path is formed.

In this embodiment, referring to fig. 2, four annular water flow injection ports 12 are concentrically disposed on the bottom surface 11, a water return port 15 is further disposed on the bottom surface 11, the water return port 15 is disposed outside the water flow injection ports 12, and the water return port 13 is disposed concentrically with the water flow injection ports 12 and is sleeved outside the water flow injection ports 12.

In this embodiment, a ring-shaped partition plate 16 extending downward is provided at the lower end of the bottom surface 11 of the washing tub 1, and the partition plate 16 is provided at a position between the water return port 15 and the outermost water jet port 12. The division plate 16 is arranged coaxially with the washing barrel 1, and the impeller 4 mainly stirs the area surrounded by the division plate 16 when rotating, so that the water return of the water return port 15 is facilitated, and the influence of the rotation of the impeller 4 on the water return port 15 is avoided.

In this embodiment, the impeller 4 includes a shaft seat 41 and a plurality of blades 42 extending outwards along the circumferential direction of the shaft seat 41 at intervals; when the impeller 4 rotates, the blades 42 stir water, and water flow in the accommodating cavity 3 is stirred; the blades are preferably arranged in an inclined mode, so that the water stirring capacity is improved, and the water jet speed is increased.

in other embodiments, the vanes 42 may be vertically disposed.

the washing method of the washing machine in the embodiment comprises the following steps:

A. A water filling step of starting the washing machine after putting the laundry into the washing tub 1, and then adding water into the washing tub 1 to a set water level.

B. And a washing step, wherein the impeller 4 is driven to rotate, the impeller 4 stirs water in the accommodating cavity 3 and enters the washing cavity through the water flow jet orifice 12, and the water flow impacts clothes floating in the washing cavity.

referring to fig. 4 and 5, a second embodiment of the washing machine according to the present invention is shown, and this embodiment is different from the first embodiment in that a flow guide plate is not provided, and the other embodiments may be the same as the first embodiment.

A washing machine includes a washing tub 1 into which laundry is put while washing the laundry; a basin-shaped base 2 is arranged below the washing barrel 1, a rotatable impeller 4 is arranged in the accommodating cavity 3 between the bottom surface 11 of the washing barrel 1 and the basin-shaped base 2, a water flow jet orifice 12 is arranged on the bottom surface 11 of the washing barrel 1, and the water flow jet orifice 12 is communicated with the accommodating cavity 3 and the washing barrel 1. A rotatable impeller 4 is arranged in an accommodating cavity 3 between the bottom surface of the washing barrel 1 and the basin-shaped base 2 by arranging a water flow jet orifice 12 on the bottom surface 11 of the washing barrel 1; the water flow in the accommodating cavity 3 can be sprayed into the washing cavity by the rotation of the impeller 4, and then is sprayed onto the clothes floating in the washing cavity, so that the clothes float up and down in the washing cavity, dirt on the clothes is favorably impacted, the rinsing cleanliness is improved, and the cleaning ratio of the clothes is improved; besides, the impeller is omitted, clothes are washed mainly by upward impact water flow, abrasion, pulling deformation and the like to the clothes are avoided, and the clothes are protected.

In this embodiment, the water jet opening 12 is a plurality of slit-shaped annular openings concentrically arranged at intervals, so that a plurality of circles of annular water jets are formed to impact on the clothes, the strength of the water jets is ensured, and the clothes cleaning is facilitated. The water jet port 12 is a vertical port in the up-down direction, so that the water jetted through the water jet port 12 is jetted vertically upward.

In this embodiment, a water return port 15 is also provided outside the water flow injection port 12, a ring-shaped partition plate 16 extending downward is provided at the lower end of the bottom surface 11 of the washing tub 1, and the partition plate 16 is provided between the water return port 15 and the outermost water flow injection port 12. The division plate 16 is arranged coaxially with the washing barrel 1, and the impeller 4 mainly stirs the area surrounded by the division plate 16 when rotating, so that the water return of the water return port 15 is facilitated, and the influence of the rotation of the impeller 4 on the water return port 15 is avoided.

Referring to fig. 6 and 7, a third embodiment of the washing machine according to the present invention is disclosed, which is different from the first embodiment in that the tub-shaped base extends upward to form an outer tub sleeved outside the washing tub, and the other embodiments may be the same as the first embodiment.

A washing machine includes a washing tub 1 into which laundry is put while washing the laundry; a basin-shaped base 2 is arranged below the washing barrel 1, a rotatable impeller 4 is arranged in the accommodating cavity 3 between the bottom surface 11 of the washing barrel 1 and the basin-shaped base 2, a water flow jet orifice 12 is arranged on the bottom surface 11 of the washing barrel 1, and the water flow jet orifice 12 is communicated with the accommodating cavity 3 and the washing barrel 1. A rotatable impeller 4 is arranged in an accommodating cavity 3 between the bottom surface of the washing barrel 1 and the basin-shaped base 2 by arranging a water flow jet orifice 12 on the bottom surface 11 of the washing barrel 1; the water flow in the accommodating cavity 3 can be sprayed into the washing cavity by the rotation of the impeller 4, and then is sprayed onto the clothes floating in the washing cavity, so that the clothes float up and down in the washing cavity, dirt on the clothes is favorably impacted, the rinsing cleanliness is improved, and the cleaning ratio of the clothes is improved; besides, the impeller is omitted, clothes are washed mainly by upward impact water flow, abrasion, pulling deformation and the like to the clothes are avoided, and the clothes are protected.

In this embodiment, the tub-shaped base 2 extends upward to form an outer tub sleeved outside the washing tub 1, and the tub wall of the washing tub 1 is provided with water permeable holes, so that water between the outer tub and the washing tub 1 can replenish water ejected from the holding chamber 3 at any time, that is, water in the holding chamber 3 is ejected from the water jet port 12 and then returns from between the washing tub 1 and the outer tub, and water in the washing tub 1 is replenished between the washing tub 1 and the outer tub through the water permeable holes. Therefore, the plurality of slit-shaped annular openings formed on the bottom surface 11 of the washing barrel 1 are all water flow jet openings 12, which is beneficial to increasing the water flow jet area and increasing the impact force on clothes; and water returns from the space between the washing barrel 1 and the outer barrel, thereby avoiding the formation of turbulent flow in the washing barrel 1, avoiding the twisting of clothes and being beneficial to improving the cleaning ratio of the clothes.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.