CN106661806A - Washing machine - Google Patents

Abstract

A washing machine is provided with a water tank for holding washing solution, a rotating drum enclosed in the water tank and holding the clothes, a housing tank equipped with the water tank and the rotating drum, and a suds-generating unit for generating suds and supplying the generated suds to the housing tank. Furthermore, the suds-generating unit is provided with a suds-generating chamber for retaining the washing solution supplied from a circulation pump. The washing solution supplied from the circulation pump collides with the liquid surface of the washing solution retained inside the suds-generating chamber. As a result, a washing machine with a simple configuration and capable of washing clothes efficiently with suds is provided.

Description

Washing machine

Technical field

The present invention relates to a kind of washing machine of washing clothing.

Background technology

In washing machine, detergent is dissolved as early as possible in matting and permeate in clothing for the dirt for removing clothing It is very effective.In addition, the mode for spreading on clothing with making the detergent liquid show bubble after dissolving is for increase washing The volume of agent liquid and make the detergent ingredients (mainly surfactant) of high concentration to spread all over the side corner angle of clothing be effective Mode.

In the past, a kind of following washing machine is disclosed：Make to lodge in the detergent liquid circulation of tank using pump, in circulation stream It is middle to import air to generate foam (with reference to patent document 1 and patent document 2).

In patent document 1, using circulating pump circulate cleaning solution, from air pump to the foam being arranged in circulation stream Produce tank release air to generate foam.However, the foam for being generated is smaller, it is impossible to be diffused in large area on clothing.Separately Outward, air pump is needed to import air.

In patent document 2, using circulating pump circulate cleaning solution, in the prime suction air of pump foam is generated. However, because hydraulic pressure causes foam easily to dissipate in stream, when the foam is imported into sink, it is difficult to clothing diffusion Enough foams.In addition, needing the air supply valve of duck-beak type etc. in air sucting.

Patent document 1：Japanese Unexamined Patent Publication 2010-172547 publications

Patent document 2：Japanese Unexamined Patent Publication 2005-7224 publications

The content of the invention

The present invention be in view of existing problem and complete, its object is to provide it is a kind of using simple structure by molten The washing machine that solution detergent effectively carries out clothes washing with foam is generated.

Washing machine involved in the present invention possesses：Tank, it is used to accumulate cleaning solution；Rotary drum, it is installed in tank It is interior, for housing clothing；Accepting groove, it possesses tank and rotary drum；Foam generating unit, it is used to generate foam and will generate Foam to accepting groove supply；And circulating pump, it is used to supply the cleaning solution in tank to foam generating unit.Also, steep Foam generating unit possesses foam and generates room, and the foam generates room is used for storage from the cleaning solution of circulating pump supply, from circulating pump supply Cleaning solution clash into and be stored in the liquid level that foam generates indoor cleaning solution.

In this washing machine, the water comprising detergent is supplied to foam generating unit by circulating pump and shock is stored in foam life Into the liquid level of indoor cleaning solution.Its result is the liquid layer generation bubble in cleaning solution.Washing for volume is increased by bubble Wash liquid to discharge from foam generating unit and spread all on the clothing of accepting groove.When cleaning solution is contacted and is permeated in clothing, bubble into Clothing is covered for vacuolar membrane.Surfactant of the vacuolar membrane comprising high concentration, therefore, it is possible to effectively remove the dirt of clothing.Spread In the cleaning solution stream screw clamp of accepting groove, foam generating unit is supplied again to by circulating pump.From the washing that circulation is pumped out Liquid stably to housing supply, is steeped with the flow for specifying therefore, it is possible to be generated with high reliability while dissolving detergent Foam.

As described above, in washing machine involved in the present invention, it is not necessary to arrange patent document 1 in order to generate bubble Used air pump air import unit or patent document 2 need duck-beak type etc. air supply valve air suction unit. Thus, it is possible to effectively carry out clothes washing by dissolving detergent and generation foam using simple structure.

Washing machine involved in the present invention can effectively carry out clothes washing using simple structure by foam.

Description of the drawings

Fig. 1 is the general block diagram of the washing machine of embodiments of the present invention 1.

Fig. 2 is the summary stereogram of the washing machine.

Fig. 3 is the schematic cross-sectional view of the washing machine.

Fig. 4 is the summary front view of the washing machine.

Fig. 5 is the schematic side perspective view of the washing machine.

Fig. 6 is the schematic cross-sectional view of the foam generating unit of the washing machine.

Fig. 7 is the schematic cross-sectional view of the washing machine of embodiments of the present invention 2.

Fig. 8 is the schematic cross-sectional view of the washing machine of embodiments of the present invention 3.

Fig. 9 is the schematic cross-sectional view of the washing machine of embodiments of the present invention 4.

Figure 10 is the stereogram of the internal recirculation path of the washing machine for illustrating embodiments of the present invention 5.

Figure 11 is the stereogram of the variation of the internal recirculation path of the washing machine for illustrating the embodiment.

Figure 12 is the schematic cross-sectional view of the foam generating unit of embodiments of the present invention 6.

Figure 13 is the synoptic diagram viewed from above of the foam generating unit of the washing machine.

Figure 14 is the synoptic diagram in the tank interior circulation path of the washing machine for illustrating embodiments of the present invention 7.

Figure 15 is the synoptic diagram in the tank interior circulation path of the washing machine for illustrating embodiments of the present invention 8.

Figure 16 is the synoptic diagram of the shell of the circulating pump of the washing machine.

Figure 17 is the summary front view of the washing machine of embodiments of the present invention 9.

Figure 18 is the general block diagram of the washing machine of embodiments of the present invention 10.

Figure 19 is the general block diagram of the washing machine of embodiments of the present invention 11.

Figure 20 is the general block diagram of the washing machine of embodiments of the present invention 12.

Figure 21 is the schematic cross-sectional view of the foam generating unit of the washing machine involved by embodiments of the present invention 13.

Figure 22 is the schematic cross-sectional view of the washing machine of embodiments of the present invention 14.

Specific embodiment

Below, it is explained with reference to exemplary washing machine.Additionally, use in the following description " on ", D score, "left", "right" etc. represents the term in direction only for making explanation sharpening.Thus, these terms are not appointed to the principle of washing machine What is limited.Below will disclosed washing machine not only there is the washing function of washing clothing, be also dried work(with make cloth drying Energy.Instead, device for clothing processing can also be the washing machine without functions/drying.

(embodiment 1)

(washing machine)

Fig. 1 is the general block diagram of the washing machine 100 involved by embodiment 1.Washing machine 100 is illustrated with reference to Fig. 1.This Outward, the solid arrow shown in Fig. 1 represents the flowing of water.Dotted arrow shown in Fig. 1 represents the flowing of air.Point shown in Fig. 1 Dot arrows represent the bang path of control signal.

Washing machine 100 possesses main casing 200, control unit 300, water supply mechanism 400, washing mechanism 500, cycling mechanism 600 And drier 700.Main casing 200 house control unit 300, water supply mechanism 400, washing mechanism 500, cycling mechanism 600 with And drier 700.The control water supply mechanism 400 of control unit 300, washing mechanism 500, cycling mechanism 600 and drier 700。

Washing machine 100 can successively perform the cleaning matting of clothing, the rinsing process of rinsing clothes, clothing is carried out The dehydration procedure of dehydration and make the drying process of cloth drying.

Washing mechanism 500 possesses the accepting groove 510 for housing clothing and the motor 520 for driving accepting groove 510. Motor 520 drives accepting groove 510 under the control of control unit 300.In matting, accepting groove 510 is comprising detergent Liquid in stir clothing.Its result is that clothing is suitably cleaned.In rinsing process, accepting groove 510 is in detergent concentration Clothing is stirred in the water lower than the detergent concentration of matting.In addition, in rinsing process, being repeated to accepting groove 510 Water supply and the draining from accepting groove 510.Its result is that detergent is suitably removed from clothing.In dehydration procedure, house Groove 510 is dehydrated using centrifugal force from clothing.Its result is to promote the drying of clothing.To accepting groove 510 in drying process Supply dry air.Because the humidity of dry air is low and temperature is high, therefore clothing is appropriately dried in accepting groove 510. During supply dry air, accepting groove 510 is stirred to clothing.Its result is clothing is suitably dried.

Water supply mechanism 400 supplies water in above-mentioned matting and rinsing process to accepting groove 510.Water supply mechanism 400 has Standby feed water inlet 410, switching valve 420 and the detergent resettlement section 430 for housing detergent being connected with tap.It is supplied to Water to feed water inlet 410 reaches switching valve 420.Switching valve 420 is in the first water route 421 for making water be directly toward accepting groove 510 Switch water route between the second water route 422 of the supply of accepting groove 510 through detergent resettlement section 430 with water is made.First Water route 421 for example can also be used in rinsing process.Its result is that running water is directly supplied into accepting groove 510.Second Water route 422 for example can also be used in matting.When switching valve 420 opens the second water route 422, water flows into washing Agent resettlement section 430.In detergent resettlement section 430, water mixes with detergent.As a result, the water comprising detergent is flowed into receiving Tank 510.In the present embodiment, the pipeline for limiting the second water route 422 is illustrated as feed pipe.Water supply mechanism 400 It is illustrated as water unit.

Cycling mechanism 600 possesses circulating pump 610 and foam generating unit 620.In above-mentioned matting and rinsing process, follow Ring mechanism 600 can be such that water circulates between circulating pump 610 and accepting groove 510.In the present embodiment, cycling mechanism 600 is The water is set to circulate between circulating pump 610 and accepting groove 510 and possess first circulation path 611 and second circulation path 612.When During using first circulation path 611, water flows into accepting groove 510 through foam generating unit 620.When using second circulation path When 612, water is transmitted directly to accepting groove 510 from circulating pump 610.In order to switch the circulating path of water, it is also possible to use switching valve Or can optionally limit other elements of the flow direction of water.In addition it is also possible to from circulating pump 610 to first circulation path 611 and second circulation path 612 supply water simultaneously.Thereby, it is possible at short notice effectively to accepting groove 510 supply foam and Cleaning solution such that it is able to obtain high cleaning force.Due to water being sent to into the He of foam generating unit 620 using a circulating pump 610 Space in accepting groove 510, therefore main casing 200 is effectively utilised and being capable of qurer manufacture washing machine 100.Additionally, making Contributed to increasing the free degree of the layout designs in main casing 200 with a circulating pump 61.

Foam generating unit 620 generates foam.The detergent liquid that volume is increased by bubble is sent to accepting groove 510 simultaneously Spread all on clothing.When detergent liquid is contacted and is permeated in clothing, bubble becomes vacuolar membrane and covers clothing.Because vacuolar membrane is included The surfactant of high concentration, therefore, it is possible to effectively remove the dirt of clothing.If additionally, from foam generating unit 620 to Accepting groove 510 sprays cleaning solution using second circulation path 612 while spraying cleaning solution to accepting groove 510, then can improve The wettability of clothing, equably can be coated with cleaning solution to clothing.Thus, the penetration of the foam of high concentration strengthens, and High cleaning force is obtained in short time.

Drier 700 possesses：Pneumatic filter 710, it is used to receive the air sent from accepting groove 510；Heat exchanging part 720, it is used to carry out heat exchange with the air for having passed through pneumatic filter 710；And Air Blast fan 730, it is used to sending logical The air of heat exchanging part 720 is crossed.Velveteen is removed in the air that pneumatic filter 710 is sent from accepting groove 510.Thus, it is cleaned Air afterwards flows into heat exchanging part 720.In drying process, control unit 300 starts can heat exchanging part 720.720 pairs of skies of heat exchanging part Gas is dehumidified and is heated.Its result is to generate to be suitable to make the dry air of cloth drying.Control unit 300 can also be in scavenger Sequence is to stopping heat exchanging part 720 during dehydration procedure.As a result, heat exchanging part 720 will not unnecessarily consumption electric power.Take and Instead of, control unit 300 can be in matting starting heat exchanging part 720.Its result can also be utilized from heat exchanging part 720 to the heat of air transmission activates in detergent.In the present embodiment, drier 700 is illustrated as air supplying part.

Fig. 2 is the summary stereogram of washing machine 100.See figures.1.and.2 to further illustrate washing machine 100.

Main casing 200 is including the rear wall 220 of the side contrary with antetheca 210 of antetheca 210, in antetheca 210 and rear wall 220 Between erect setting the side contrary with left wall 230 of left wall 230 right wall 240, by antetheca 210, rear wall 220, left wall 230 And the diapire 260 of the roof 250 that surrounds of the upper limb of right wall 240 and the side contrary with roof 250.Illustrated with reference to Fig. 1 Feed water inlet 410 expose on roof 250.User can for example use flexible pipe by feed water inlet 410 and tap (not shown) Connection.

Washing machine 100 is also equipped with being installed on the door body 101 of antetheca 210.Door body 101 is along the closed position of antetheca 210 Rotate between the open position projected from antetheca 210.Additionally, the door body 101 shown in Fig. 2 is in an open position.When door body 101 When in an open position, the input port 511 that accepting groove 510 is limited is exposed.User makes door body 101 rotate to open position, So as to put into clothing to accepting groove 510 through input port 511.

Fig. 3 is the schematic cross-sectional view of washing machine 100.Washing machine 100 is further illustrated with reference to Fig. 1 and Fig. 3.

Accepting groove 510 includes housing the tank 540 of the rotary drum 530 of clothing and collecting rotary drum 530.Rotary drum 530 inner bottom walls 532 and internal ring wall 531 for including the internal ring wall 531 for limiting input port 511 side contrary with internal ring wall 531 Cylindric internal perisporium 533 between inner bottom wall 532.Tank 540 includes being configured between antetheca 210 and internal ring wall 531 External annulus 541, the exterior bottom wall 542 being configured between rear wall 220 and inner bottom wall 532 and external annulus 541 and exterior bottom wall 542 it Between surround internal perisporium 533 periphery wall 543.In the present embodiment, rotary drum 530 is illustrated as inside groove.Tank 540 is by example It is shown as water jacket.

Motor 520 includes the main part 521 of produces driving force and transmits the drive shaft of driving force to rotary drum 530 522.Drive shaft 522 is connected through exterior bottom wall 542 with inner bottom wall 532.

Cycling mechanism 600 is also equipped with draining valve in addition to possessing circulating pump 610 and foam generating unit 620 (with reference to Fig. 1) 690th, the path of the water to flowing from tank 540 to circulating pump 610 is defined recirculated upstream pipe 640, to from circulating pump 610 Return the downstream circulation pipe 650 that is defined of path of the water of screw clamp 540 and to the draining to the outer draining of main casing 200 The drainpipe 660 that path is defined.Draining valve 690 is installed on drainpipe 660.Control unit 300 (with reference to Fig. 1) control draining valve 690.Control unit 300 closes draining valve 690 during water is circulated between accepting groove 510 and circulating pump 610.Control unit 300 open draining valves 690 to discharge unwanted water.

Downstream circulation pipe 650 include from circulating pump 610 spray water to be flowed into supervisor 659, from be responsible for 659 branches after It is connected to the first arm 651 of foam generating unit 620 and the second arm of external annulus 541 is connected to from after 659 branches of supervisor 652.First arm 651 pairs is defined with reference to the first circulation path 611 that Fig. 1 was illustrated.Second arm 652 pairs is with reference to Fig. 1 The second circulation path 612 for illustrating is defined.Control unit 300 can control the direction of rotation of circulating pump 610 and rotating speed, come Optionally perform the circulation and the circulation of water through the second arm 652 of water through the first arm 651.In present embodiment In, downstream circulation pipe 650 is illustrated as the branched pipe via the branch of circulating pump 610.

Drier 700 is also equipped with addition to possessing pneumatic filter 710, heat exchanging part 720 and Air Blast fan 730 To the air intake duct 750 being defined to the inlet air flow path of Air Blast fan 730 from accepting groove 510 and to from Air Blast fan 730 The snorkel 760 that the flowing of the air sent is defined.Pneumatic filter 710 and heat exchanging part 720 are configured in air intake duct 750 It is interior.Air Blast fan 730 is configured at the connecting portion of air intake duct 750 and snorkel 760.When Air Blast fan 730 rotates, in air intake duct There is subnormal ambient in 750, on the other hand positive pressure environment occur in snorkel 760.

Fig. 4 and Fig. 5 are the summary front views and side view of washing machine 100.Enter one with reference to Fig. 1, Fig. 3, Fig. 4 and Fig. 5 Step explanation washing machine 100.

The periphery wall 543 of tank 540 includes the front perisporium 545 for installing external annulus 541 and is configured in exterior bottom wall 542 Rear perisporium 546 between front perisporium 545.Foam generating unit 620 is installed on the outside of tank 540, more specifically installs In front perisporium 545.Rotary shaft RX of the rotary drum 530 limited by motor 520 is shown in fig. 3 and in fig. 5.In this embodiment party In formula, foam generating unit 620 is configured at than at rotary shaft RX positions by the top.

In the present embodiment, the first arm 651 of downstream circulation pipe 650 is illustrated as being connected to the front perisporium of tank 545 and reach the construction of foam generating unit 620 via the internal recirculation path in front perisporium 545.Thus, in main casing 200 Space is used effectively and being capable of qurer manufacture washing machine 100.In addition, contribute to increasing the layout in main casing 200 The free degree of design.

(foam generating unit)

Fig. 6 is the schematic cross-sectional view of foam generating unit 620.Foam generating unit is illustrated with reference to Fig. 3, Fig. 4, Fig. 5 and Fig. 6 620。

As shown in figure 5, circulating pump 610 is configured at than at the position on the lower of accepting groove 510.Foam generating unit 620 is configured At the position by the top (i.e., than circulating pump 610 by the top) of rotary shaft RX than rotary drum 530.When circulating pump 610 rotates When, drawn water to foam generating unit 620 through the first arm 651 using circulating pump 610.As shown in figure 5, the second arm 652 is being followed The top of ring pump 610 is connected to tank 540.Additionally, the link position of the second arm 652 and tank 540 is under rotary shaft RX Side.Thus, circulating pump 610 can carry out rotation to send into water to tank 540 with relatively low rotating speed.

When circulating pump 610 is rotated with high rotating speed, cleaning solution flows into the first arm 651 or the second arm 652.First Arm 651 guides the cleaning solution of inflow to housing 621.Thus, reach foam to the cleaning solution that the first arm 651 is flowed into and generate Portion 620.Afterwards, the foam for producing in foam generating unit 620 is sent to accepting groove 510.Second arm 652 is by water directly to water Groove 540 is guided.Thus, the water for flowing into the second arm 652 is directly flowed into into tank 540.The direction of rotation of control circulating pump 610 To select the inflow path of cleaning solution.

As shown in fig. 6, foam generating unit 620 possesses housing 621, separated for water route by partition wall 680 inside housing 621 622 and foam generate room 623.Inflow entrance 681 is formed with a side of water route 622, in the another side shape of water route 622 Into the ejiction opening 682 having at the top position for generating room 623 positioned at foam.Water route 622 is configured to：By with from inflow Mouthfuls 681 tend to ejiction openings 682 and mode that sectional area is gradually reduced is formed and sprayed to make to generate room 623 from ejiction opening 682 to foam The flow velocity increase of the washings for going out.Also, ejiction opening 682 is configured to：By with tending to spray side front end and diameter gradually The mode for diminishing forms to increase the flow velocity that the washings that room 623 sprays are generated from ejiction opening 682 to foam.Additionally, " diameter Taper into " saying of " sectional area is gradually reduced " can be replaced with.So, by making to generate room from ejiction opening 682 to foam The flow velocity increase of 623 washings for spraying, can make the foam of generation because the washings to foam generation room 623 clash into Amount increase.

Generate in ejiction opening 682 and foam and be formed with air induction room 624 between room 623.The shape in air induction room 624 Into there is gas suction inlet 683.Inhaled from gas according to the flow velocity that the washings that room 623 sprays are generated from ejiction opening 682 to foam Entrance 683 induces extraneous air, and extraneous air is ejected into together with washings foam generates room 623.

Generate in room 623 in foam, at the position away from ejiction opening 682 flow export 684 is formed with.Foam generates room 623 bottom surfaces to be formed towards the inclined mode of flow export 684, flow export 684 by contact foam generate the bottom of room 623 in the way of shape Into.Thus, the washings being fed in foam generation room 623 do not end up at foam and generate in room 623 and from the row of flow export 684 Go out.

Inner loop in external annulus 541 of the first arm 651 illustrated with reference to Fig. 3, Fig. 4 and Fig. 5 via tank Path and be connected with inflow entrance 681.When circulating pump 610 extracts cleaning solution out to foam generating unit 620, flow into from inflow entrance 681 Cleaning solution by from ejiction opening 682 to the inside of foam generating unit 620 spray.

Due to flowing into cleaning solution to foam generating unit 620, generate in foam and accumulate in room 623 cleaning solution, become and carry out blowing The influx of outlet 682 and the discharge state in a balanced way flowed out from flow export 684.The state is figure 6 illustrates, in foam life Boundary B D of liquid layer WL and air layer AL is formed in portion 620.The cleaning solution sprayed from ejiction opening 682 clashes into boundary B D, due to It is involved in the air of air layer AL and is mixed into bubble in liquid layer WL.Foam generating unit 620 is configured to make what is sprayed from ejiction opening 682 Cleaning solution increase flow velocity ground clashes into boundary B D, therefore bubble is effectively produced in liquid layer WL.In addition, in air induction room 624 It is interior, extraneous air is induced from gas suction inlet 683 using the cleaning solution from ejiction opening 682, so as to extraneous air is involved in Cleaning solution and be mixed in liquid layer WL.Thus, bubble is effectively produced.

The cleaning solution that volume is increased by bubble is spread on the clothing of accepting groove from flow export 684.Can adjust The bore of ejiction opening 682 so that the flow velocity for being mixed into bubble in liquid layer is corresponding to pump-out.Can also using the rotating speed of circulating pump come Adjustment flow velocity.Gas suction inlet 683 is formed as that the size to form the air needed for air layer AL can be sucked.In addition, conduct is examined Consider the mode of leak, the situation of the front perisporium 545 that gas suction inlet 683 is connected to tank is illustrated in the present embodiment.

In the present embodiment, will separate inside housing 621 by using partition wall 680 and constitute water route 622 and bubble Foam generates room 623.Thereby, it is possible to make foam generating unit 620 compactly be formed, and construction can be simplified.

Additionally, as long as water route 622 can be to the structure of the foam generation supply of room 623 cleaning solution, except this reality Apply beyond mode, for example, can also be constituted using flexible pipe etc..

Additionally, gas suction inlet 683 can also be constructed using venturi.Even the structure also can be played and above-mentioned side Formula identical effect.Gas suction inlet this two side of the gas suction inlet 683 and venturi construction of aforesaid way can also be set.

(embodiment 2)

Fig. 7 is the schematic cross-sectional view of the washing machine involved by embodiment 2.

With regard to embodiment 2, as shown in fig. 7, the side inner surface setting of input port 511 in rotary drum 530 to form bubble Foam generates the foam generating unit 620 of the ring-type of room 623.Wash in addition, oriented foam being formed in tank 540 and generating the ejection of room 623 Wash the ejiction opening 682 of water.

When circulating pump 610 generates room 623 to foam extracts cleaning solution out, in foam generates room 623 cleaning solution is accumulated, washed Wash liquid to clash into the cleaning solution that accumulated and produce bubble.Produced bubble is supplied from the internal diameter side opening of foam generating unit 620 It is given on the clothing in rotary drum 530.Foam generates what the bubble produced in room 623 possessed via foam generating unit 620 Opening portion is directly supplied in rotary drum 530, therefore, it is possible to effectively supply bubble.

Foam can be supplied to the inside of rotary drum 530 and is generated by making the rotation of rotary drum 530 and be accumulated in room 623 Cleaning solution.The state for containing cleaning solution is kept inside room 623 thereby, it is possible to suppress to be generated in foam.

Additionally, the structure of the foam generating unit 620 of present embodiment can suitably be changed according to installation position (place).

(embodiment 3)

Fig. 8 is the schematic cross-sectional view of the washing machine involved by embodiment 3.

As shown in figure 8, the washing machine involved by embodiment 3 is the so-called of rotary shaft for vertically setting rotary drum standing Formula washing machine, in the inside upper part of rotary drum 530 foam generating unit 620 is provided with.Foam generating unit 620 is formed at rotary drum 530 inner surfaces.The upper surface open of foam generating unit 620, so as to be connected with inside rotary drum 530.In foam generating unit 620 top position is formed with the ejiction opening 682 for supplying cleaning solution into foam generating unit 620.

When circulating pump 610 extracts cleaning solution out to foam generating unit 620, cleaning solution is accumulated in foam generating unit 620, Cleaning solution to clash into and produce bubble after the cleaning solution for having accumulated.Produced bubble is opened from the upper surface of foam generating unit 620 Mouth is fed on the clothing in rotary drum 530.The bubble produced in foam generating unit 620 is from foam generating unit 620 The opening of side is directly supplied into rotary drum 530, therefore, it is possible to effectively supply bubble.

Additionally, at least one party in the side surface of foam generating unit 620 and bottom surface forms draining with opening portion (not shown), Thus, it is possible to the cleaning solution accumulated in foam generating unit 620 is supplied in rotary drum 530.Thereby, it is possible to suppress in foam The inside of generating unit 620 keeps containing the state of cleaning solution.

Additionally, the structure of the foam generating unit 620 of present embodiment can suitably be changed according to installation position (place).

(embodiment 4)

Fig. 9 is the schematic cross-sectional view of the washing machine involved by embodiment 4.

As shown in figure 9, the washing machine involved by embodiment 4 is provided with foam between tank 540 and rotary drum 530 Generating unit 620.It is provided with the ejiction opening 682 for supplying cleaning solution to foam generating unit 620.

By spraying cleaning solution from ejiction opening 682 to foam generating unit 620, bubble is produced in foam generating unit 620.When When rotating rotary drum 530, being disposed in the stirring vane 535 of the bottom of rotary drum 530 makes to produce stirring stream in tank 540. Thus, the bubble for producing in the top of foam generating unit 620 is flowed into and connect in rotary drum 530 and with the clothing in rotary drum 530 Touch.

Additionally, the structure of the foam generating unit 620 of present embodiment can suitably be changed according to installation position (place).

(embodiment 5)

In the present embodiment, explain it is in the washing machine 100 involved by embodiment 1, make flow export 684 with Groove blowing unit 685 is connected one of the stream 950 inside the foam generated by foam generating unit 620 conveying screw clamp 540 Example.Figure 10 is the stereogram for illustrating the internal recirculation path of the washing machine 100 involved by present embodiment.Figure 11 be for Illustrate the stereogram of the variation of the internal recirculation path of washing machine 100 involved by present embodiment.

In the present embodiment also as shown in figure 5, circulating pump 610 is configured at than at the position on the lower of accepting groove 510.Bubble Foam generating unit 620 is configured at the rotary shaft RX position by the top (i.e., than circulating pump 610 by the top) than rotary drum 530. When circulating pump 610 rotates, drawn water to foam generating unit 620 via the first arm 651 using circulating pump 610.Also, such as Fig. 5 Shown, the second arm 652 is connected in the top of circulating pump 610 with tank 540.Additionally, the company of the second arm 652 and tank 540 Position is connect in the lower section of rotary shaft RX.Thus, circulating pump 1610 can carry out rotation to send into tank 540 with relatively low rotating speed Water.

When circulating pump 610 is rotated with high rotating speed, cleaning solution flows into the first arm 651 or the second arm 652.First Arm 651 guides the cleaning solution for flowing into into housing 621.Thus, the cleaning solution for flowing into the first arm 651 reaches foam generation Portion 620.Additionally, as long as cycling mechanism 600 can supply the structure of cleaning solution to foam generating unit 620.Arrange in figure 3 It is used as example for the circulating pump 610 with two ejiction openings, but circulating pump 610 can also only have the first arm 651 Structure.Furthermore it is also possible to be set to as exemplified in figure 11 from first arm 1651 be followed via the inside in external annulus Loop radial direction foam generating unit 620 and accepting groove 510 send the structure of cleaning solution.

Afterwards, what the foam for producing in foam generating unit 620 was connected via the flow export 684 with foam generating unit 620 Groove blowing unit 685 is sent into accepting groove 510.The side that groove blowing unit 685 is bent with the stream generated relative to foam in room 623 Formula generates the stream in room 623 and is connected with foam.Generating in stream 950 of the room 623 till groove blowing unit 685 from foam Bend 900 is provided with, thus bend 900 becomes the resistance of cleaning solution flowing, cleaning solution is easy to lodge in foam generation room 623.In the present embodiment, groove blowing unit 685 is separately constructed with foam generating unit 620, but it is also possible to foam generating unit 620 are integrally formed.

Additionally, in the present embodiment, make the stream 950 to groove blowing unit 685 curved relative to foam generating unit 620 It is bent and define bend 900, but it is also possible to bend the stream in foam generating unit 620, groove blowing unit 685 can also be made Till stream bending.So that the side of any portion bending from stream of the foam generating unit 620 to groove blowing unit 685 Forming bend, thus the bend is changed into the resistance of the flowing of cleaning solution to formula, is readily able to generate the inner product of room 623 in foam Deposit cleaning solution.

Alternatively, it is also possible to cut to any portion formation in the stream 950 of groove blowing unit 685 from foam generating unit 620 The restriction (not shown) that area narrows.In the structure shown here similarly, restriction is changed into the resistance of the flowing of cleaning solution, can It is easy to is generated in foam and accumulate in room 623 cleaning solution.

Additionally, from flow export 684 to accepting groove 510 guide washings stream with from flow export 684 towards accepting groove The mode of 510 step-downs is inclined.

Second arm 652 directly guides water to tank 540.Thus, the water of the second arm 652 is flowed into directly to tank Flow in 540.The direction of rotation of control circulating pump 610 is selecting the inflow path of cleaning solution.

As shown in fig. 6, foam generating unit 620 possesses housing 621, separated for water route by partition wall 680 inside housing 621 622 and foam generate room 623.Inflow entrance 681 is formed with a side of water route 622, in the another side shape of water route 622 Into the ejiction opening 682 having at the top position for generating room 623 positioned at foam.Water route 622 is configured to：By with from inflow Mouthfuls 681 tend to ejiction openings 682 and mode that sectional area is gradually reduced is formed and sprayed to make to generate room 623 from ejiction opening 682 to foam The flow velocity increase of the washings for going out.Also, ejiction opening 682 is configured to：By with tending to spray side front end and diameter gradually The mode for diminishing forms to increase the flow velocity that the washings that room 623 sprays are generated from ejiction opening 682 to foam.

Generate in ejiction opening 682 and foam and be formed with air induction room 624 between room 623.The shape in air induction room 624 Into there is gas suction inlet 683.Inhaled from gas according to the flow velocity that the washings that room 623 sprays are generated from ejiction opening 682 to foam Entrance 683 induces extraneous air, and extraneous air is ejected into together with washings foam generates room 623.

Generate in room 623 in foam, at the position away from ejiction opening 682 flow export 684 is formed with.By driving cycle Pump 610 generates room 623, and flows out from flow export 684 making cleaning solution flow into foam from ejiction opening 682.Become from ejiction opening 682 influx and the discharge state in a balanced way flowed out from flow export 684, accumulate in room 623 regulation so as to generate in foam The cleaning solution of water level.

Play higher than the predetermined water level that foam generates the washings accumulated in room 623 the bottom surface of room 623 is generated from foam Flow export 684 is formed with till position.Thus, flow export 684 is formed as enabling the foam floated on cleaning solution effectively to lead to Cross flow export 684.

Foam generates the bottom surface of room 623 so that gradually inclined mode is formed towards flow export 684.Thus, when circulating pump 610 When stopping and stopping to foam generation room 623 supply cleaning solution, foam generates the cleaning solution in room 623 and does not end up at foam generation Discharge to accepting groove 510 via groove blowing unit 685 from flow export 684 in room 623.In addition, in order to flowing into from ejiction opening 682 Cleaning solution liquid measure with from flow export 684 flow out cleaning solution liquid measure in a balanced way state foam generate room 623 in accumulate Cleaning solution, foam generates the bottom surface of room 623 and is formed towards the inclination angle of flow export 684 and compares the inclination of mitigation.In addition, from stream Outlet 684 guides the stream of washings to incline in the way of from flow export 684 towards the step-down of accepting groove 510 into accepting groove 510.

(embodiment 6)

Figure 12 is the general of the foam generating unit 1620 of the variation as the foam generating unit 620 involved by embodiment 1 Want profile.Figure 13 be present embodiment viewed from above foam generating unit 1620 obtained from schematic diagram.In this embodiment party In formula, to illustrating the function substantially the same with above-mentioned embodiment, the part of action omits the description.

In the present embodiment, be formed as water route 1622 being extended the side of flow export 684, and make ejiction opening 682 Incline towards the direction contrary with the side of flow export 684.In addition, as shown in figure 13, in foam generating unit 1620 from ejiction opening The part that cleaning solution in 682 cleaning solution and foam generating unit 620 clashes into is formed in the mode wider than other parts.Thus, The foam for being generated can clash into the cleaning solution sprayed from ejiction opening 682.Thus, the foam for being generated is easy to flow export 684 Flowing.In addition, according to the structure, cleaning solution can be made by the flow velocity of the cleaning solution sprayed from ejiction opening 682 to be easy to stop Generate in room 623 in foam.Carried by generating the liquid level eductor cleaning solution of the cleaning solution in room 623 from incline direction to foam The formation efficiency of high foam.

(embodiment 7)

In the present embodiment, explain it is in the washing machine involved by embodiment 1, for from circulating pump 610 The first circulation path 611 of cleaning solution is supplied to foam generating unit 620 and wash for supplying in from circulating pump 610 to tank 540 Wash liquid one of second circulation path 612.

Figure 14 is for illustrating the general of first circulation path 611 involved by present embodiment and second circulation path 612 Scheme.Illustrate with reference to Fig. 3, Fig. 4, Fig. 5 and Figure 14 the first circulation path 611 that connects with foam generating unit 620 and with receipts The second circulation path 612 of the connection of tank 510.

In the present embodiment also as shown in figure 5, circulating pump 610 is configured at than at the position on the lower of accepting groove 510.Bubble Foam generating unit 620 is configured at (to be leaned on than the rotary shaft RX position by the top of rotary drum 530 than the water level of the washings in tank The position of top) place.

As shown in figure 14, the first circulation path 611 for connecting with foam generating unit 620 is formed in inside tank 540.First Circulating path 611 is connected with first arm 651 and foam generating unit 620 of the downside that tank 540 is connected to from circulating pump 610. In addition, the second circulation path 612 connected with accepting groove 510 is formed in inside tank 540.Second circulation path 612 and second Arm 652 connects, to supply washings into accepting groove 510.

By the way that first circulation path 611 and second circulation path 612 are configured inside tank 540, first can be followed Endless path 611 and second circulation path 612 are defined to Min. to exposing outside tank 540.Thereby, it is possible to realize product Internal space saving such that it is able to prevent when tank 540 shake first circulation path 611 or second circulation path 612 and The grade of main casing 200 is contacted.

In addition, first circulation path 611 can also be formed as from the first arm 651 having till foam generating unit 620 There is equal sectional area.Loss thus, it is possible to suppress hydraulic pressure such that it is able to effectively extract cleaning solution out.

First circulation path 611 and second circulation path 612 can also be formed by identical part.Thereby, it is possible to realize The reduction of component count, the simplification of assembling.In the present embodiment, second circulation path 612 is formed as ring-type, first circulation path 611 in fig. 14 left part be adjacent to be formed with second circulation path 612, thus achieve space saving.

In the present embodiment also as shown in fig. 6, water route 622 is formed as with from the trend ejiction opening 682 of inflow entrance 681 And sectional area is gradually reduced.This can replace with following saying：The sectional area in first circulation path 611 is with trend ejiction opening 682 and be gradually reduced.This is because first circulation path 611 connects with water route 622.Thus, it is configured to make from ejiction opening 682 The flow velocity increase of the washings that room 623 sprays is generated to foam.Also, as shown in fig. 6, ejiction opening 682 is formed as with trend Spray side front end and sectional area is gradually reduced.Thus, it is configured to make to generate the washing that room 623 sprays from ejiction opening 682 to foam The flow velocity increase of water.The flow velocity increase of the washings by making to be sprayed from ejiction opening 682, can make due to generating room to foam The amount increase of the foam that 623 washings clash into and produce.

(embodiment 8)

In the present embodiment, explain embodiment 1 to first circulation path 611 and second circulation path One of the circulating pump 610 of at least one party's supply cleaning solution in 612.

As shown in figure 15, the first circulation path 611 for connecting with foam generating unit 620 is formed in inside tank 540.First Circulating path 611 is connected with first arm 651 and foam generating unit 620 of the downside that tank 540 is connected to from circulating pump 610. In addition, the second circulation path 612 connected with accepting groove 510 is formed in inside tank 540.Second circulation path 612 and second Arm 652 connects, washing is supplied into accepting groove 510 via the multiple liquid ejiction openings 613 for being formed at second circulation path 612 Liquid.The position or spray volume of setting slot blowing unit 685 and liquid ejiction opening 613, to avoid from groove blowing unit 685 and liquid ejiction opening 613 cleaning solutions for spraying clash into mutually.

By the way that first circulation path 611 and second circulation path 612 are configured inside tank 540, first can be followed Endless path 611 and second circulation path 612 are defined to Min. to exposing outside tank 540.Thereby, it is possible to realize product Internal space saving such that it is able to prevent when tank 540 shake first circulation path 611 or second circulation path 612 and The grade of main casing 200 is contacted.

In addition, first circulation path 611 be formed as from the first arm 651 till foam generating unit 620 have it is equal Sectional area shape.Loss thus, it is possible to suppress hydraulic pressure such that it is able to effectively extract cleaning solution out.

First circulation path 611 and second circulation path 612 can be formed by identical part.Thereby, it is possible to achievement unit The reduction of number of packages, the simplification of assembling.Second circulation path 612 is formed as ring-type, the left side in fig .15 of first circulation path 611 Divide and be adjacent to be formed with second circulation path 612.Thereby, it is possible to realize space saving.

(circulating pump)

Figure 16 is the summary of the shape of the shell 900 of the circulating pump for being shown as the driving means for circulating cleaning solution Figure.

Direction of rotation A and direction of rotation B shown in Figure 16 illustrates the direction of rotation of the impeller of circulating pump 610.Circulating pump 610 impeller optionally rotates along direction of rotation A or direction of rotation B.Ejiction opening A 910 and spray are formed in circulating pump 610 Outlet B 920, ejiction opening A 910 are connected to first circulation path 611, and ejiction opening B 920 is connected to second circulation path 612. Shape in the way of sectional areas of the ejiction opening A 910 and ejiction opening B 920 by the sectional area of ejiction opening A 910 less than ejiction opening B 920 Into.In addition, being provided with the tongue 930 for correspondingly introducing water with the rotation of impeller in circulating pump 610.

When impeller rotates along direction of rotation A, cleaning solution is sprayed to ejiction opening A 910 and ejiction opening B 920, to first Circulating path 611 and the supply of second circulation path 612 cleaning solution.To the spray volume that ejiction opening A 910 and ejiction opening B 920 sprays It is set to roughly equal.When impeller rotates along direction of rotation A, supply to foam generating unit 620 via first circulation path 611 To cleaning solution, cleaning solution is supplied from groove blowing unit 685 together with the foam for being generated to accepting groove 510.In addition, following via second Endless path 612 supplies cleaning solution from liquid ejiction opening 613 to accepting groove 510.In this condition, set spray volume to cause only from being located at Liquid ejiction opening 613 at the position of the lower section of rotary shaft RX of rotary drum 530 sprays cleaning solution.Thus, it is suppressed that from groove spray Go out portion 685 to clash into and froth breaking to accepting groove 510 foam for supplying and the cleaning solution sprayed from liquid ejiction opening 613.

Foam from groove blowing unit 685 and the cleaning solution from liquid ejiction opening 613 are fed into the clothing in accepting groove 510 On thing and permeate in clothing, foam becomes vacuolar membrane and covers clothing, and the vacuolar membrane of the surfactant comprising high concentration effectively goes Except the dirt of clothing.

When impeller rotates along direction of rotation B, mainly cleaning solution is sprayed to ejiction opening B 920.In this condition, from all Liquid ejiction opening 613 to accepting groove 510 sprays cleaning solution.Thereby, it is possible to make front side whole region of the cleaning solution from accepting groove 510 Rise and effectively circulate.

Additionally, in the present embodiment, it is configured to：In the case where the impeller of circulating pump 610 rotates along direction of rotation A, Spray volume based on circulating pump 610 and from the liquid ejiction opening at the position on the lower of rotary shaft RX than rotary drum 530 613 spray cleaning solution, but it is also possible to arrange control valve to carry out identical action.Or, can also only than rotary drum 530 Rotary shaft R position on the lower at form liquid ejiction opening 613.

In addition, in the present embodiment, it is configured to when the impeller of circulating pump 610 rotates along direction of rotation B to ejiction opening B 920 supply cleaning solutions, but it is also possible to be configured to this two sides supply cleaning solution of ejiction opening A 910 and ejiction opening B 920.In the knot In structure, the quantity delivered to the cleaning solution of the supplies of ejiction opening A 910 tails off.Therefore, the not containing washing liquid in foam generating unit 620 Just spray cleaning solution from groove blowing unit 685.In this case, the foam in foam generating unit 620 is generated and must lacked, with cleaning solution State sprays from groove blowing unit 685.Therefore, when impeller rotates along direction of rotation B, groove blowing unit 685 is played and liquid ejiction opening 613 same functions.Thus, it is possible to cleaning solution is made together with the ejection of the cleaning solution from liquid ejiction opening 613 from accepting groove 510 Front side whole region rise more evenly and effectively circulate.

(embodiment 9)

In the present embodiment, explained based on Figure 17 setting in the washing machine involved by embodiment 1 from The one of the mode of the amount of the cleaning solution that circulating pump 610 is supplied at least one party in first circulation path and second circulation path Example.

Circulating pump 610 optionally rotates along the first direction of rotation and the second direction of rotation.When circulating pump 610 is along the first rotation When turning direction and rotating, to the first arm 651 and the second arm 652 for the cleaning solution in feed trough 540.In addition, working as circulating pump 610 When rotating along the second direction of rotation, to the second arm 652 cleaning solution is supplied.

When circulating pump 610 rotates along the first direction of rotation, supply to first circulation path 611 via the first arm 651 Cleaning solution, and supply cleaning solution to second circulation path 612 via the second arm 652.It is set as from circulating pump 610 to first The quantity delivered of the cleaning solution of the supply of arm 651 is with the quantity delivered of the cleaning solution supplied from circulating pump 610 to the second arm 652 substantially It is equal.

When circulating pump 610 rotates along the first direction of rotation, supply to foam generating unit 620 via first circulation path 611 To cleaning solution, cleaning solution is supplied from groove blowing unit 685 together with the foam for being generated to accepting groove 510.Solid line is used in fig. 17 Arrow represents the ejection state that the cleaning solution comprising foam is sprayed from groove blowing unit 685 to accepting groove 510.

In addition, cleaning solution is supplied from liquid ejiction opening 613 to accepting groove 510 via second circulation path 612.In the state Under, set spray volume and cause only to spray from the liquid ejiction opening 613 at the rotary shaft RX position on the lower than rotary drum 530 Go out cleaning solution.Thus, it is suppressed that the foam supplied from groove blowing unit 685 to accepting groove 510 and washing for spraying from liquid ejiction opening 613 Wash liquid to clash into and froth breaking.Represent the spray of the cleaning solution sprayed from liquid ejiction opening 613 to accepting groove 510 with dotted arrow in fig. 17 Do well.Figure 17 illustrates from all liquid ejiction openings 613 state for spraying cleaning solution.

Foam from groove blowing unit 685 and the cleaning solution from liquid ejiction opening 613 are fed into the clothing in accepting groove 510 On thing and permeate in clothing, foam becomes vacuolar membrane and covers clothing.Then, the vacuolar membrane of the surfactant comprising high concentration is effective Ground removes the dirt of clothing.

When circulating pump 610 rotates along the second direction of rotation, spray to second circulation path 612 via the second arm 652 Cleaning solution.In this condition, cleaning solution is sprayed from all liquid ejiction openings 613 to accepting groove 510.Thereby, it is possible to make cleaning solution from The front side whole region of accepting groove 510 rises and effectively circulates.

Additionally, in the present embodiment, it is configured to：In the case where circulating pump 610 rotates along the first direction of rotation, it is based on The spray volume of circulating pump 610 from the liquid ejiction opening 613 at the rotary shaft RX position on the lower than rotary drum 530 spraying Go out cleaning solution, but it is also possible to arrange control valve to carry out identical action.Or, can also only in the rotation than rotary drum 530 Liquid ejiction opening 613 is formed at rotating shaft RX positions on the lower.

In addition, in the present embodiment, it is configured to when circulating pump 610 rotates along the second direction of rotation to the second arm 652 supply cleaning solutions, but it is also possible to be configured to this two sides supply cleaning solution of the first arm 651 and the second arm 652.In the knot In structure, the quantity delivered to the cleaning solution of the supply of the first arm 651 tails off, therefore the not containing washing liquid in foam generating unit 620 Just spray cleaning solution from groove blowing unit 685.In this case, the foam in foam generating unit 620 is generated and must lacked, with cleaning solution State sprays from groove blowing unit 685.Thus, when circulating pump 610 rotates along the second direction of rotation, groove blowing unit 685 can be sent out Wave the function equal with liquid ejiction opening.Thus, it is possible to make together with the ejection of the cleaning solution from liquid ejiction opening 613 cleaning solution from The front side whole region of accepting groove 510 rises and more evenly and effectively circulates.

(embodiment 10)

Compared with the washing machine 100 involved by embodiment 1, the washing machine 1100 involved by present embodiment be provided with by The cleaning solution that circulating pump 610 is extracted out is diverted to the switching valve 615 in first circulation path 611 and second circulation path 612.

Figure 18 is the general block diagram of the washing machine 1100 involved by present embodiment.In the present embodiment, to illustrate with Substantially the same function of above-mentioned embodiment, the part of action omit the description.

Structure according to involved by present embodiment, circulating pump 610 need not use the pump along both direction rotation, and energy It is enough to use the pump for rotating in one direction.

The cleaning solution that circulating pump 610 is extracted out is optionally switched to first circulation path 611 or the second and is followed by switching valve 615 Endless path 612.Thus, when switching valve 615 is switched over to first circulation path 611, only supply by foam to accepting groove 510 The foam that generating unit 620 is generated.Due to not from liquid ejiction opening 613 supply cleaning solution, therefore from groove blowing unit 685 supply foam Will not due to the cleaning solution from liquid ejiction opening 613 froth breaking.

In addition, switching valve 615 can also can adjust washing to first circulation path 611 and second circulation path 612 Wash the structure of the flow of liquid.Switching valve 615 is by being set as to adjust to first circulation path 611 and second circulation path The structure of the flow of 612 cleaning solution, can be carried out and above-mentioned embodiment identical action.

(embodiment 11)

Compared with the washing machine 100 involved by embodiment 1, the washing machine 2100 involved by present embodiment possesses to One circulating path 611 extracts the circulating pump 610 of cleaning solution out and extracts the circulating pump 610a of cleaning solution out to second circulation path 612.

Figure 19 is the general block diagram of the washing machine 2100 involved by present embodiment.In the present embodiment, to illustrate with Substantially the same function of above-mentioned embodiment, the part of action omit the description.

Circulating pump 610 and circulating pump 610a both can be with single movements, it is also possible to while work.

(embodiment 12)

Compared with the washing machine 100 involved by embodiment 1, the washing machine 3100 involved by present embodiment possess to The heating part 616 that the cleaning solution of the supply of second circulation path 612 is heated.Figure 20 is the washing machine involved by present embodiment 3100 general block diagram.In the present embodiment, to illustrating the part of the function substantially the same with above-mentioned embodiment, action Omit the description.

Heating part 616 pairs via second circulation path 612 from liquid ejiction opening 613 to accepting groove 510 in the supply such as clothing Cleaning solution heated.By heating to cleaning solution, the dirt of clothing etc. can be more efficiently removed.

(embodiment 13)

In the present embodiment, the foam generating unit 620 involved by embodiment 1 is illustrated in further detail.Figure 21 is The schematic cross-sectional view of foam generating unit 620.

As shown in figure 21, foam generating unit 620 possesses housing 621.Separated to supply water by partition wall 680 inside housing 621 Road 622 and foam generate room 623.Inflow entrance 681 is formed with a side of water route 622, in the another side of water route 622 The ejiction opening 682 being formed with the top position for generating room 623 positioned at foam.Water route 622 is configured to：By with from stream Entrance 681 tends to ejiction opening 682 and mode that sectional area is gradually reduced forms to make to generate room 623 from ejiction opening 682 to foam The flow velocity increase of the washings of ejection.Also, ejiction opening 682 is configured to：By with tend to spray side front end and diameter by The little mode of gradual change forms to increase the flow velocity that the washings that room 623 sprays are generated from ejiction opening 682 to foam.

Generate in ejiction opening 682 and foam and formed between room 623 air induction room 624, formed in air induction room 624 There is gas suction inlet 683.Gas suction inlet 683 is connected with the position higher than the water level of the full water state of storage in tank 540. Tank 540 is induced from gas suction inlet 683 according to the flow velocity that the washings that room 623 sprays are generated from ejiction opening 682 to foam Interior air.The air that induction comes is ejected into foam together with washings and generates room 623.Make gas suction inlet 683 and tank 540 connections.Thus, even if causing foam to generate the washings spilling in room 623 for some reason in contingency and inhaling from gas In the case that entrance 683 is leaked, the washings for being leaked out are also channeled in tank 540.Its result is suppressed due to leakage The washings that go out and the equivalent risk that breaks down.Additionally, in the present embodiment, gas suction inlet 683 is connected with tank 540, But it is not limited to tank 540, if it is possible to import the extraneous air of foam generating unit 620, then can is other structures.

It is formed with the downstream of ejiction opening 682 and guides the washings sprayed from ejiction opening 682 to foam generation room 623 Guiding path 625.Guiding path 625 possesses the first area 625a with gas suction inlet 683 and connects with foam generation room 623 Second area 625b.The internal diameter of second area 625b is formed as being close to the washings sprayed from ejiction opening 682.That is, the secondth area The region that the internal diameter of domain 625b is used for the region 625a of first area is little.Thereby, it is possible to the washing sprayed from ejiction opening 682 The flow velocity of water induces effectively to aspirate air from gas suction inlet 683.The air being sucked is directed to bubble together with washings Foam generates the liquid level of the washings in room 623, so as to efficiently generate foam.

Generate in room 623 in foam, at the position away from ejiction opening 682 flow export 684 is formed with.Foam generates room To be formed towards the inclined mode of flow export 684, flow export 684 with the foam generation bottom of room 623 in the way of contacting for 623 bottom surfaces Formed.Thus, the washings being fed in foam generation room 623 do not end up at foam and generate in room 623 and from flow export 684 Discharge.Room 623 is generated due to effectively aspirating air from gas suction inlet 683 and being directed to foam, therefore foam generates room 623 Interior pressure rises, and foam generates washings in room 623 and effectively discharged from flow export 684.Thus, foam generates room The liquid level of the washings in 623 will not rise above predetermined water level.

In the present embodiment, it is configured to：By the way that the internal diameter of the second area 625b in guiding path 625 is formed as into close From the washings that ejiction opening 682 sprays, effectively to be aspirated from gas suction inlet 683 by the inducing action of the flow velocity of washings Air.Can also be configured to for air-supply arrangement to be connected to gas suction inlet 683, by the air-supply of air-supply arrangement come from gas suction Mouth 683 imports extraneous gas.In the structure shown here, it is preferably set to following structure：By from the extraneous gas of gas introduction port 683 to Guide at the position of the liquid level of the washings in the washings shock foam generation room 623 of ejiction opening 682.Thereby, it is possible to By adjusting blast pressure, the air output of air-supply arrangement come with the internal diameter of bigger diameter formation guiding path 625.

Inner loop in external annulus 541 of the first arm 651 illustrated with reference to Fig. 3, Fig. 4 and Fig. 5 via tank Path is connected to inflow entrance 681.When circulating pump 610 extracts cleaning solution out to foam generating unit 620, flow into from inflow entrance 681 Cleaning solution is sprayed from ejiction opening 682 to foam generating unit 620.

Due to foam generating unit 620 flow into cleaning solution, foam generate room 623 in accumulate cleaning solution, and become from The influx of ejiction opening 682 and the discharge state in a balanced way flowed out from flow export 684.The state is figure 21 illustrates, in bubble Boundary B D of liquid layer WL and air layer AL is formed in foam generating unit 620.The cleaning solution sprayed from ejiction opening 682 clashes into boundary B D, Bubble is mixed into due to being involved in the air of air layer AL in liquid layer WL.Foam generating unit 620 is configured to make from ejiction opening 682 to spray Clash into boundary B D the cleaning solution increase flow velocity for going out, therefore bubble is effectively produced in liquid layer WL.In addition, in air induction room In 624, using the cleaning solution from ejiction opening 682, extraneous air is induced from gas suction inlet 683, so as to extraneous air is rolled up Enter cleaning solution and be mixed in liquid layer WL.Thus, bubble is effectively produced.

The cleaning solution that volume is increased by bubble is spread on the clothing in accepting groove from flow export 684.Can also The bore of adjustment ejiction opening 682 so that the flow velocity for being mixed into bubble to liquid layer is corresponding to pump-out.Turning for circulating pump can also be utilized Speed is adjusting flow velocity.Gas suction inlet 683 is formed as that the size to form the air needed for air layer AL can be sucked.In addition, making It is the mode in view of leak, the feelings of the front perisporium 545 that gas suction inlet 683 is connected to tank is illustrated in the present embodiment Condition.

In the present embodiment, by using partition wall 680 to being separated inside housing 621 constituting water route 622 Room 623 is generated with foam.Thereby, it is possible to make foam generating unit 620 compactly be formed such that it is able to simplify construction.

Additionally, as long as water route 622 can be to the structure of the foam generation supply of room 623 cleaning solution, except this reality Apply beyond mode, for example, can also be constituted using flexible pipe etc..

(embodiment 14)

Figure 22 is the schematic cross-sectional view of the washing machine involved by embodiment 14.

With regard to present embodiment, as shown in figure 22, to be formed in the side inner surface setting of input port 511 of rotary drum 530 Foam generates the foam generating unit 620 of the ring-type of room 623.Spray in addition, oriented foam being formed in tank 540 and generating room 623 The ejiction opening 682 of washings.

When circulating pump 610 generates room 623 to foam extracts cleaning solution out, cleaning solution accumulates in foam and generates in room 623, Cleaning solution to clash into and produce bubble after the cleaning solution for having accumulated.Internal diameter side opening of the produced bubble from foam generating unit 620 It is fed on the clothing in rotary drum 530.The bubble produced in foam generates room 623 is via the institute of foam generating unit 620 The opening portion for possessing is directly supplied in rotary drum 530, therefore, it is possible to effectively supply bubble.

Foam can be supplied to the inside of rotary drum 530 and is generated by making the rotation of rotary drum 530 and be accumulated in room 623 Cleaning solution.Thereby, it is possible to suppress to be maintained inside foam generation room 623 state for containing cleaning solution.

Within the scope of the invention, the combination of above all of embodiment is also at this for each embodiment more than not only In bright scope.

As described above, the washing machine involved by a first aspect of the present invention possesses：Tank 540, it is used for Accumulate cleaning solution；Rotary drum 530, it is installed in tank 540, for housing clothing；Accepting groove 510, it possesses tank 540 With rotary drum 530；Foam generating unit 620, it is used to generate foam and supplies the foam of generation to accepting groove 510；And Circulating pump 610, it is used to supply the cleaning solution in tank to foam generating unit 620.Foam generating unit 620 is also equipped with foam life Into room 623, the foam generates room 623 is used for storage from the cleaning solution of the supply of circulating pump 610, from the washing of the supply of circulating pump 610 Liquid clashes into and is stored in the liquid level that foam generates indoor cleaning solution.

Thereby, it is possible to effectively carry out clothes washing by foam using simple structure.

With regard to the washing machine involved by a second aspect of the present invention, in the washing machine involved by first aspect, foam life Possess into portion 620：Ejiction opening 682, it is used to spray cleaning solution to the cleaning solution for being stored in foam generation interior；And flow export 684, it is used to supply the foam generated from foam generating unit 620 to accepting groove 510, and flow export 684 generates room bottom from foam Rise and be formed continuously at the liquid level position by the top of the cleaning solution than storing in face.

The cleaning solution stream screw clamp of accepting groove is interspersed among, foam generating unit is supplied again to by circulating pump.When making to follow When ring pump stops, via flow export the cleaning solution in foam generating unit is discharged.Flow export not only plays the function of supply foam, also The function of the drainage flow path after circulating pump stops is played, therefore does not need new drainage flow path, can be with simple structure at a low price Ground manufacture.Further, since carrying out draining from flow export, therefore, it is possible to take larger drainage flow path sectional area, it is prevented from washing The fiber blocking flow export of the clothing for wash, producing in rinsing process.

With regard to the washing machine involved by a third aspect of the present invention, in the washing machine involved by second aspect, foam life Bottom surface into room 623 inclines in the way of towards flow export 684 gradually step-down.

Thus, when circulating pump is stopped, it is effectively discharged out foam from flow export and generates indoor cleaning solution.When in order to When foam generates indoor accumulation cleaning solution and gently forms the inclination of foam generation room bottom surface, it is easy to generate indoor product in foam Deposit cleaning solution.And, by make cleaning solution from ejiction opening so that cleaning solution foaming degree clash into storage cleaning solution liquid level, The air of surrounding can be involved in efficiently generate foam.

With regard to the washing machine involved by a fourth aspect of the present invention, in the washing machine involved by second aspect, it is also equipped with Groove blowing unit 685, the groove blowing unit 685 is used to supply cleaning solution into accepting groove from foam generation room 623, from flow export 684 guide the stream of the washings to be provided with bend 900 into accepting groove.

Thus, bend becomes the resistance of the flowing of cleaning solution, is thus susceptible to generate indoor accumulation cleaning solution in foam.By This, can make cleaning solution from ejiction opening so that the degree of cleaning solution foaming clashes into the liquid level of the cleaning solution of storage such that it is able to roll up Enter the air of surrounding to efficiently generate foam.

With regard to the washing machine involved by a fifth aspect of the present invention, in the washing machine involved by first aspect, it is also equipped with： First circulation path 611, it is used for the circulation supply cleaning solution from circulating pump 610 to foam generating unit 620；And second circulation road Footpath 612, it is used to supply cleaning solution from circulating pump to tank interior circulation, and circulating pump is used for first circulation path 611 and second Supply cleaning solution in circulating path 612.

Thereby, it is possible to while generating above-mentioned foam and spreading the foam to accepting groove, make cleaning solution into accepting groove Spray.Wettability thereby, it is possible to make clothing at short notice is improved, and the contact with cleaning solution increases, can be uniformly and effective Ground cleaning clothing.Thus, it is possible to make foam and cleaning solution using simple structure while spreading on clothing such that it is able to carry out Effective clothes washing.

With regard to the washing machine involved by a sixth aspect of the present invention, in the washing machine involved by first aspect, foam life Possesses water route 622 into portion 620, the water route 622 becomes the cleaning solution supplied from circulating pump 610 guiding foam generation room 623 path, water route 622 and foam generate room 623 and are separated by partition wall 680.

Thereby, it is possible to make foam generating unit compactly be formed, construction can be simplified.

Industrial applicability

The principle of present embodiment is preferably by the device with the function that clothing is cleaned using foam.

Description of reference numerals

100、1100、2100、3100：Washing machine；300：Control unit；400：Water supply mechanism；422：Second water route；430： Detergent resettlement section；500：Washing mechanism；510：Accepting groove；511：Input port；530：Rotary drum；540：Tank；600：Follow Ring mechanism；610、610a：Circulating pump；611：First circulation path；612：Second circulation path；620、1620：Foam generating unit； 621：Housing；622、1622：Water route；623：Foam generates room；AL：Air layer；BD：Border；WL：Liquid layer；650：Downstream is followed Endless tube；651、1651：First arm；652：Second arm；684：Flow export；685：Groove blowing unit；700：Drier；730： Air Blast fan；950：Stream.

Claims (28)

1. a kind of washing machine, possesses：

Tank, it is used to accumulate cleaning solution；

Rotary drum, it is installed in the tank, for housing clothing；

Accepting groove, it possesses the tank and the rotary drum；

Foam generating unit, it is used to generate foam and supplies the foam for generating to the accepting groove；And

Circulating pump, it is used to supply the cleaning solution in the tank to the foam generating unit,

Wherein, the foam generating unit possesses foam generation room, and the foam generates room is used for storage from circulating pump supply The cleaning solution,

The cleaning solution shock that room supply is generated from the circulating pump to the foam is stored in the foam generation interior The liquid level of the cleaning solution.

2. washing machine according to claim 1, it is characterised in that

The foam generating unit is disposed in the outside of the tank.

3. washing machine according to claim 1, it is characterised in that

The foam generating unit is also equipped with：

Ejiction opening, it is used to spray the cleaning solution to the cleaning solution for being stored in the foam generation interior；And

Flow export, it is used to supply the foam generated from the foam generating unit to the accepting groove,

Wherein, the flow export from the bottom surface that the foam generates room being formed continuously until generating than being stored in the foam At the liquid level of indoor cleaning solution position by the top.

4. washing machine according to claim 3, it is characterised in that

The foam generates the bottom surface of room and inclines in the way of towards the flow export gradually step-down.

5. washing machine according to claim 3, it is characterised in that

Stream is also equipped with, the stream is used to guide the washings in from the flow export to the accepting groove,

The stream is inclined in the way of from the flow export towards the accepting groove step-down.

6. washing machine according to claim 3, it is characterised in that

Groove blowing unit is also equipped with, the groove blowing unit is used to supply the washing into the accepting groove from foam generation room Liquid,

The stream of the washings is guided to be provided with bend in from the flow export to the accepting groove.

7. washing machine according to claim 6, it is characterised in that

Restriction is provided with the inside that room is generated from the foam in the second flow path of the groove blowing unit.

8. washing machine according to claim 3, it is characterised in that

The ejiction opening to the direction contrary with the flow export sprays the cleaning solution.

9. washing machine according to claim 1, it is characterised in that be also equipped with：

First circulation path, it is used for the circulation supply cleaning solution from the circulating pump to the foam generating unit；And

Second circulation path, it is used to supply the cleaning solution from the circulating pump to the tank interior circulation,

The foam generating unit is configured at the water level position by the top than the cleaning solution in the tank.

10. washing machine according to claim 9, it is characterised in that

The first circulation path and the second circulation path are configured in the inside of the tank.

11. washing machines according to claim 9, it is characterised in that

In the tank, the first circulation path and the second circulation path are adjacent to configuration.

12. washing machines according to claim 9, it is characterised in that

The first circulation path and the second circulation path are formed by identical part.

13. washing machines according to claim 9, it is characterised in that

The first circulation path possesses ejiction opening, and the ejiction opening is used for the washing for being stored in the foam generation interior Water sprays the washings,

With the trend ejiction opening, sectional area reduces in the first circulation path.

14. washing machines according to claim 9, it is characterised in that

The first circulation path possesses ejiction opening, and the ejiction opening is used for the washing being stored in the foam generating unit Water sprays the washings,

With trend ejection side front end, sectional area reduces the ejiction opening.

15. washing machines according to claim 1, it is characterised in that be also equipped with：

First circulation path, it is used for the circulation supply cleaning solution from the circulating pump to the foam generating unit；And

Second circulation path, it is used to supply the cleaning solution from the circulating pump to the tank interior circulation,

The circulating pump be used in the first circulation path and the second circulation path at least one party supply described in wash Wash liquid.

16. washing machines according to claim 15, it is characterised in that

The circulating pump to the first circulation path and the second circulation path supply the cleaning solution simultaneously.

17. washing machines according to claim 15, it is characterised in that be also equipped with：

Groove blowing unit, it is used to supply the cleaning solution in from the foam generating unit to the accepting groove；And

Liquid ejiction opening, it is used to supply the cleaning solution from the second circulation path to the accepting groove,

The liquid ejiction opening for spraying from the cleaning solution to the accepting groove is disposed in than the groove blowing unit on the lower At position.

18. washing machines according to claim 17, it is characterised in that

The cleaning solution supplied to the accepting groove from the groove blowing unit with supply to the accepting groove from the liquid ejiction opening The cleaning solution given does not clash into.

19. washing machines according to claim 1, it is characterised in that be also equipped with：

First circulation path, it is used for the circulation supply cleaning solution from the circulating pump to the foam generating unit；And

Second circulation path, it is used to supply the cleaning solution from the circulating pump to the tank interior circulation,

Set according to the direction of rotation of the circulating pump through the first circulation path supply the cleaning solution amount and Through the amount of the cleaning solution of second circulation path supply.

20. washing machines according to claim 1, it is characterised in that be also equipped with：

First circulation path, it is used for the circulation supply cleaning solution from the circulating pump to the foam generating unit；

Second circulation path, it is used to supply the cleaning solution from the circulating pump to the tank interior circulation；And

Switching mechanism, it is used to that the first circulation path and described the will to be diverted to using the cleaning solution of the circulation pumped Two circulating paths,

By to the switching mechanism control come set through the first circulation path supply the cleaning solution amount and Through the amount of the cleaning solution of second circulation path supply.

21. washing machines according to claim 1, it is characterised in that be also equipped with：

First circulation path, it is used for the circulation supply cleaning solution from the circulating pump to the foam generating unit；And

Second circulation path, it is used to supply the cleaning solution from the circulating pump to the tank interior circulation；And

Heating unit, it is used for the cleaning solution to supplying to the second circulation path and heats.

22. washing machines according to claim 1, it is characterised in that

The foam generating unit is also equipped with water route, and the water route becomes the cleaning solution supplied from circulating pump guiding The foam generates the path of room,

The water route and the foam generate room and are separated by a partition wall.

23. washing machines according to claim 22, it is characterised in that

Possesses ejiction opening in the water route, the ejiction opening is used to be sprayed to the cleaning solution for being stored in the foam generation room The cleaning solution.

24. washing machines according to claim 23, it is characterised in that

Possesses gas suction inlet in the vicinity of the ejiction opening, the gas suction inlet is used to for outside air to be drawn into the bubble Foam generating unit.

25. washing machines according to claim 24, it is characterised in that

Guiding path is also equipped with, the guiding path is used to for the cleaning solution sprayed from the ejiction opening to be oriented to the foam generation room,

The guiding path possesses first area and second area, wherein, the first area possesses the gas suction inlet, and this second Region generates room and connects with the foam,

The internal diameter of the second area is less than the internal diameter of the first area.

26. washing machines according to claim 24, it is characterised in that

The gas suction inlet is formed at the upstream side of the guiding path.

27. washing machines according to claim 24, it is characterised in that

Air-supply arrangement is provided with, the air-supply arrangement is used to supply air to the gas suction inlet.

28. washing machines according to claim 26, it is characterised in that

The gas suction inlet is connected with the tank.