CN101153452A

CN101153452A - Washing machine

Info

Publication number: CN101153452A
Application number: CNA2007101612895A
Authority: CN
Inventors: 诸炳秀; 金东源
Original assignee: LG Electronics Inc
Current assignee: LG Electronics Inc
Priority date: 2006-09-25
Filing date: 2007-09-25
Publication date: 2008-04-02
Anticipated expiration: 2027-09-25
Also published as: KR20080027677A; US20080072632A1; CN101153452B; EP1903138A1

Abstract

A washing machine includes a detergent dispenser with a removable detergent box, a locking unit, and an automatic withdrawing unit. The locking unit may lock or unlock the detergent box once it is inserted into the dispenser. The automatic withdrawing unit utilizes a wire wound on a spring biased reel to pull the detergent box to a withdrawn state when the locking unit is unlocked.

Description

Washing machine

The present invention requires the priority of the korean patent application No.10-2006-0093122 that submitted on September 25th, 2006 according to 35U.S.C § 119 (a), its full content is hereby incorporated by.

Technical field

The present invention relates to washing machine, especially relate to the detergent box of washing machine.

Background technology

Usually, washing machine is meant and is used for cleaning clothes and cloth list (hereinafter referred to as " clothing ") by washing, rinsing and dehydration, in order to water, washing agent and mechanical action from the get on device of dirt of clothing.Washing machine generally includes bucket and cylinder, water and clothing that this cylinder is arranged on rotatably wherein and keeps washing.Drive motors is positioned at a side of bucket and cylinder.Washing machine is by the power starting washing operation of drive motors, and the operation of execution clothes washing.Washing machine also comprises water supply unit and drainage cell.The washing agent feeding unit is arranged in the water system usually, makes to enter the washing agent of water inlet flushing in this unit in the washtub.

The washing agent feeding unit can comprise the distributor that is arranged on the water supply unit, and the detergent box that is arranged in distributor.Detergent box can be designed as and can extract out from distributor, and can break away from fully, is placed on the washing machine outside.

The washing machine of above-mentioned prior art has not convenient and uses complicated shortcoming.Usually, the user must extract detergent box out from distributor, and washing agent is put into detergent box, then detergent box is turned back to distributor.In these processes, when the user directly extracted out or inserts detergent box, owing to break down, detergent box may not exclusively be inserted distributor or not exclusively be extracted out from distributor.

Description of drawings

To describe embodiment in detail with reference to following accompanying drawing, wherein similar Reference numeral is represented similar element, in the accompanying drawings:

Fig. 1 is the part enlarged perspective that tumbling-box washing machine is shown;

Fig. 2 is the decomposition diagram of washing agent feeding unit that the washing machine of Fig. 1 is shown;

Fig. 3 illustrates the detergent box of washing agent feeding unit shown in Figure 2 and the side view of distributor body;

Fig. 4 is the cross-sectional view along the line A-A acquisition of Fig. 3;

Fig. 5 is the perspective view that the automatic extraction unit of the washing agent feeding unit among Fig. 2 is shown;

Fig. 6 is the part intercepting perspective view that the critical piece of automatic extraction unit shown in Figure 5 is shown;

Fig. 7 is the perspective view that illustrates according to the automatic extraction unit of another embodiment;

Fig. 8 is the part intercepting perspective view that the critical piece of automatic extraction unit shown in Figure 7 is shown;

Fig. 9 illustrates according to the detergent box of the washing agent feeding unit of another embodiment and the side view of distributor body; And

Figure 10 is the decomposition side view that the critical piece of detergent box shown in Figure 9 and distributor body is shown.

The specific embodiment

With reference to figure 1, tumbling-box washing machine 1 comprise have the left surface, the rack 1 of right surface and rear surface.Bucket 4 is installed in the rack 2 by one or more springs 3 and buffer (not shown).Cylinder 5 is arranged in the bucket 4 with being rotated.Cylinder keeps clothing, and has a plurality of water hole 5A, is used to allow washings to flow into and the outflow bucket.Push rod 6 is set at the inside of cylinder 5, draws washings and falls washings in predetermined height in cylinder 5.After driver element 7 is set at bucket 4, so that cylinder 5 is applied revolving force.

Rack lid 8 is set at the front of rack 2, and heart place has clothing opening 8A therein.Top board 9 and pedestal 10 are set at the upper surface and the lower surface of rack 2 respectively.Door 11 rotations are installed on the rack lid 8, and open and close clothing opening 8A.Control panel 12 is positioned at the upside of rack lid 8, and the operation of demonstration and index drum formula washing machine 1.

The drainage cell (not shown) is set between pedestal 10 and the bucket 4, and discharges washings from bucket 4.Water supply unit 13 comprises water supply hose 13A, feed water valve 13B and water supply bellows 13C.Water supply unit 13 is set between top board 9 and the bucket 4, and supplies water in bucket 4.

As among Fig. 2 to Fig. 5 in more detail shown in, washing agent feeding unit 14 is set on the water supply path of water supply unit 13, and to bucket 4 supplying detergents and water.Washing agent feeding unit 14 connects between water supply hose 13A and water supply bellows 13C.Washing agent feeding unit 14 is installed on rack 2 and the rack lid 8, makes the gateway hole parts 12A at the side place of detergent box 30 by being arranged on control panel 12 extract out and insert.

Washing agent feeding unit 14 comprises the distributor 20 that is connected with water supply bellows 13C with water supply hose 13A.Detergent box 30 inserts in the distributor 20, and can extract out forward via the opening 20A and the gateway hole parts 12A of distributor 20.Vibrating part 37 is set at the both sides of detergent box, and extends along moving direction.When lock cell 40 inserts distributor 20 when detergent box, locking or release detergent box 30.When lock cell 40 release detergent boxes 30, extract unit 50 automatically out detergent box 30 is moved to front end in the distributor 20.

Distributor 20 comprises distributor body 21, and this distributor body is configured to be communicated with the gateway hole parts 12A of control panel 12.Distributor 20 is opened in front side and upside place.Dispenser cap 22 is installed on the upside of opening, and has water supply hole 24B, is used for supplying water in detergent box 30.

Distributor body 21 has the drain port 23 that is set at its back, and it is connected with water supply bellows 13C, makes the water and the washing agent that drop from detergent box 30 be fed to bucket 4 by water supply bellows 13C.Distributor body 21 has step components 21A at two upside place.The vibrating part 37 of detergent box 30 is installed on the step components 21A, and along its slip.The groove that step components 21A and dispenser cap 22 provide vibrating part 37 to move together.

Dispenser cap 22 comprises the bottom panel 21 at the upside place that opens that is installed in distributor body 21 and is installed in top panel 25 on the bottom panel 24, and forms flow path with bottom panel 24.Bottom panel 24 has a plurality of hose transition spare 24A that are arranged on its back, and is connected with one or more water supply hose 13A.Bottom panel 24 has the water supply hole 24B of a plurality of water supply, and is set in the position corresponding with the washing agent holding member of detergent box 30.Flow path 24C is formed between top panel 25 and the bottom panel 24, and flow path is directed to water supply hole 24B with water from hose transition spare 24A.

Detergent box 30 comprises detergent box main body 31, and it is inserted in the space between distributor body 21 and the dispenser cap 22, makes it to be extracted out forward.Detergent box comprises a plurality of washing

agent holding member

31A, 31B, 31C and 31D, is used to keep washing agent.Front panel is set at the place, front of detergent box main body 31.The detergent box cap is installed on the detergent box main body 31.

Detergent box main body 31 is box-like, and side and rear side are opened thereon.As mentioned above, vibrating part 37 is movably mounted on distributor body ground step components 21A.

A plurality of washing

agent holding member

31A, 31B, 31C and 31D comprise the first and second powder-type washing

agent holding member

31A, 31B, each is set makes them to extend along the left side and the right side of washing agent main body 31.These holding members are used to be kept for to wash the powder detergent with pre-wash.Bleaching agent holding member 31C and softening agent holding member 31D are positioned at the dorsal part of the first and second powder-type washing

agent holding member

31A, 31B inside.Usually, the lower surface of these holding members is spaced apart in the lower surface of detergent box, and they can occupy volume still less like this.

The first and second powder-type washing

agent holding member

31A, 31B are at upside place opening, to allow to inject powder detergent and water.They are opened at the rear side place, so that powder detergent and water are discharged to distributor body 21.Bleaching agent holding member 31C and softening agent holding member 31D are box-like, also at last side opening, with fair bleaching agent and the softening agent of adding.Bleaching agent holding member 31C and softening agent holding member 31D have siphon pipe 34, and siphon pipe 34 is outstanding to be communicated with space below bleaching agent holding member 31C and softening agent holding member 31D from their bottom.

Front panel 32 is set at the front of the gateway hole parts 12A in the structure identical with control panel 12, and forms the front surface of tumbling-box washing machine 1 with control panel 12 and rack lid 8.Washing agent lid 33 is installed on the upside of detergent box main body 31, to cover the upside of bleaching agent holding member 31C and softening agent holding member 31D.Washing agent lid 33 has hand-hole 33A, is used to inject bleaching agent and softening agent, and each and bleaching agent holding member 31C and softening agent holding member 31D are set up accordingly.The siphon pipe cap 35 that covers siphon pipe 34 is outstanding downwards from the bottom of washing agent lid 33, makes the bleaching agent and the softening agent that inject discharge from bleaching agent holding member 31C and softening agent holding member 31D owing to siphonage.

With reference to figure 2, distributor 20 comprises from the front surface of bottom panel 24 and the inwardly outstanding lock pawl 26 of lower surface.Detergent box 30 comprises that it is blocked by lock pawl 26 from the outstanding height control protrusion 36 of the upper surface of washing agent lid 33 when extracting detergent box 30 out.Can control the height of highly controlling protrusion 36, to avoid the interference of lock pawl 26.Therefore, the extraction of detergent box 30 distance is by lock pawl 26 with highly control protrusion 36 settings.If highly control protrusion 36 step-downs, then can avoid being blocked by lock pawl 26, therefore, detergent box 30 can fully break away from from distributor 20.

With reference to figure 1 and Fig. 3, lock cell 40 is set between distributor 20 and the detergent box 30, make it when detergent box 30 at first is inserted into distributor 20, lock detergent box 30, and detergent box 30 releases to locking when the detergent box 30 of locking moves into distributor 20 once more.In other words, lock cell 40 comprises lock hook 41 that is arranged on the detergent box 30 and the toggle switch 42 that is arranged on distributor 20 or the control panel 12.Lock cell 40 fiddles with between the locking and unlocking position.Lock hook 41 is installed in the downside place on the rear surface of front panel 32 of detergent box 30.Toggle switch 42 is set at the downside place of distributor body 21, and this position is corresponding to lock hook 41.Toggle switch 42 has the insertion groove of the center of being arranged on, and it makes an end of lock hook 41 be inserted into wherein.Toggle switch 42 is set on the rear surface of control panel 12, makes the patchhole 12B coupling of insertion groove with the downside of the gateway hole parts 12A that is set at control panel 12 of toggle switch.Alternatively, toggle switch 42 can directly be set at the inferoanterior of distributor body 21, makes to insert groove and patchhole 12B coupling.

Referring to figs. 2 to Fig. 6, extract the housing 51 that unit 50 comprises the previous section that can be installed in distributor body 21 automatically out.Rotating shaft 52 is installed in the housing 51 rotatably.Elastomeric element 53 is set between rotating shaft 52 and the housing 51.Elastomeric element 53 is at direction of rotation deflection rotating shaft 52, and this makes extracts detergent box 30 during to detergent box 30 releases out at lock cell.Spool 54 also is installed on the rotating shaft 52.Metal wire 55 is centered around on the reel unit 54, and the end of metal wire 55 is connected to detergent box 30 ground aft section.

Automatically extract the both sides that unit 50 can be set at distributor body 21 out.Each end of metal wire 55 all is connected to the lateral parts of detergent box main body 31.Alternatively, housing parts 51 can be set at the aft section of detergent box main body 31, and the end of metal wire member 55 can be connected to the previous section of distributor body 21.Simultaneously, though present embodiment uses metal wire that detergent box is connected to housing, in optional embodiment, also can use the flexible member except metal wire.For example, can use synthetic monofilament or kernmantle.

Housing 51 is jar shapes, and it has the inner space to hold rotating shaft 52, spool 54 and elastomeric element 53.Flange 56 with hole is set at the outside of housing 51, and by coupling component 27 coupling be fixed to the coupling lug boss 21B of the lateral parts that is arranged on distributor body 21.Yet housing parts 51 also can adhere to the lateral parts of distributor body 21 by hook and dog hole, adhesive or fusion.

Metal wire gateway 57 is set at a side of housing 51, and realizes entering and leaving of metal wire 55.Metal wire gateway 57 can be set at the opposite side place of automatic extraction unit 50, makes identical basic extraction unit can be installed in any side place of distributor body 21.

Partition wall 58 is positioned at housing 51.Partition wall 58 is separated into spool spatial accommodation 51A and spring spatial accommodation with the inner space of housing 51.Partition wall 58 heart place therein has the first through hole 58A, passes through to allow rotating shaft 52.Housing 51 has the second through hole 51C and third through-hole 51D at two side surfaces, and it allows the two ends of rotating shaft 52 to pass through.Brake 52A and 52B are set at the two ends of rotating shaft 52, make rotating shaft 52 can not come off from housing 51 arbitrarily.

In the present embodiment, elastomeric element 53 comprises the helical spring 53 in the spring spatial accommodation 51B that is arranged on housing parts 51.The two ends of helical spring 53 are connected respectively to housing parts 51 and rotating shaft 52.Rotating shaft 52 by and be connected to the pivot of reel unit 54.First end of metal wire 55 is connected to the periphery of spool 54.Metal wire is wrapped on the spool 54, and stretches out by metal wire gateway 57.The other end of metal wire 55 is connected to fixator 59.Fixator 59 is blocked by the parts 38 that block at detergent box main body 31 two ends separably.As Fig. 2 and shown in Figure 5, block parts 38 and extend back, and the mode that fixator 59 blocks parts 38 with its covering is stuck from the side of detergent box main body 31.Block parts 38 and have the groove of blocking 38A, be used for coming off arbitrarily to prevent fixator 59 to wherein inserting fixator 59.

The user can at first put into clothing by clothing opening 8A in cylinder 5, close clothing opening 8A by door 11 then.Then, the user injects powder detergent, and may inject bleaching powder and tenderizing machine to detergent box 30, and sets the washing cycle of expectation by operation control panel 12.

When carrying out,, water and washing agent are fed in the bucket 4 by using water supply unit 13 and washing agent feeding unit 14.Particularly, feed water valve 13B is opened in water supply unit 13, supplies water by water supply hose 13A and water supply bellows 13C in bucket 4.Washing agent feeding unit 14 is by the water supply hole 24B of dispenser cap 22, is sprayed onto the water that is incorporated into water supply hose 13A among the first and second powder detergent holding member 31A and the 31B or among the bleaching agent holding member 31C.At this moment, powder detergent in the detergent box 30 and/or bleaching agent are developed from detergent box by the water that sprays into from water supply hose 24B.Water that mixes and washing agent and bleaching agent can be discharged from the bottom of dispenser cap 21, and will infeed by the water supply bellows 13C that is connected to distributor body 21 in the bucket 4.In case water, powder detergent and bleaching agent in bucket 4, then utilize driver element to make cylinder 5 rotations.Along with the cylinder rotation, clothing is promoted and is fallen by push rod 6, thereby carries out clothes washing.

When finishing washing cycle, motor 7 stops, and the washings that use drainage cell will be retained in the bucket 4 emit.Then, use water supply unit 13 once more water to be infeeded bucket 4 and arrive predetermined water level, utilize motor 7 that cylinder 5 is rotated once more, thereby carry out the clothing rinsing.At this moment, washing agent feeding unit 14 also can be to the softening agent holding member 31D of detergent box 30 supply water.This will make softening agent send into bucket 4 from softening agent holding member 31D.When finishing the clothing rinse cycle, use drainage cell that washings are discharged.When rinse cycle is carried out draining, carry out spin cycle, wherein motor 5 head roll 4 rotations at a high speed, thus remove washings from clothing.

To tell about in detail below and extract or insert detergent box 30 out to inject the process of washing assisant to washing

agent holding member

31A, 31B, 31C and 31D.

Extract detergent box 30 out by following steps, the front panel 32 that at first touches detergent box 30 enters distributor 20, removes the power that applies from front panel 32 then.When by lock cell 40 detergent box 30 being locked in the position of closing, detergent box promotes a little backward, and the lock hook 41 of detergent box 30 is by toggle switch 42 unlocking states.This has discharged detergent box, and it can be drawn out of.

At this moment, the rotating shaft 52 by elastomeric element 53 is offset rotates on the extraction direction.Spool 54 rotates with rotating shaft 52, thereby metal wire 55 is wound on the reel unit 54.Along with metal wire is wound on the spool, detergent box 30 is extracted predetermined distance forward out.At some point of extracting out in moving, the lock pawl 26 that the control protrusion 36 of washing agent lid 33 is assigned with device lid 22 blocks, thereby stops to extract out detergent box 30.

The insertion of detergent box 30 is by detergent box 30 is back in the distributor 20, finishes till parts 12A aims at up to the gateway hole of front panel 32 and control panel 12.At this moment, lock hook 41 is inserted patchhole 12B.Lock hook 41 is by patchhole 12B, and inserts groove and by toggle switch 42 lockings.This makes detergent box is remained on the position of closing.

Be easy to use aforesaid distributor, and do not have detergent box to be extracted or insert out the problem of distributor by halves.Detergent box can be extracted out automatically, and can press detergent box 20 to be inserted into once more in the gateway hole parts 12A of control panel 12 by simple push.

Detergent box 30 can highly be controlled protrusion 36 by downward pushing detergent box 30 is discharged from distributor 20, makes it can not blocked by lock pawl 26.Therefore, can extract out fully and clean detergent box 30 simply and easily.

Fig. 7 and Fig. 8 illustrate has the automatic extraction unit 100 to automatic extraction unit 50 different structures shown in Figure 6 with Fig. 4.Fig. 7 is the perspective view that optional embodiment is shown.Fig. 8 is the part intercepting perspective view that the critical piece of automatic extraction unit 100 shown in Figure 7 is shown.In Fig. 7 and Fig. 8, similar Reference numeral is represented similar element.Following explanation focuses on two difference between the embodiment.

Fig. 7 and automatic extraction unit shown in Figure 8 100 and Fig. 4 are that to the difference of automatic extraction unit 50 shown in Figure 6 it also comprises buffer cell 60, are used to limit the draw speed of detergent box 30.Buffer cell 60 comprises the rotary buffer 60 of the open side that is installed in housing 51, and it is connected to an end of rotating shaft 52.Flange with hole is set at the outside of rotary buffer 60, and by coupling component 62 coupling be fixed to housing 51.Yet rotary buffer 60 also can and be installed on the housing 51 by hook, adhesive and fusion.

Rotary buffer 60 is connected to an end of rotating shaft 52, and rotating shaft 52 is by the second through hole 51C of housing parts 51.Brake attaching parts 64 are set at an end place of rotating shaft 52.To brake 52A shown in Figure 6, brake attaching parts 64 prevent coming off arbitrarily of rotating shaft 52, and are connected with the rotating shaft 63 of rotary buffer 60 as Fig. 4.Therefore, the brake 52B that uses among the previous embodiment can be omitted.

Automatic extraction unit 50 with rotary buffer 60 uses the action of giving of rotary buffer 60 to limit the draw speed and the insertion speed of detergent box 30.Therefore, can avoid detergent box 30 to move suddenly, and can extract out lentamente or insert.Therefore, can prevent at damage and the impact noise of extracting suddenly and insert the detergent box that takes place during moving out.Because owing to rotary damper 60 causes lentamente and take place reposefully the extraction and the insertion of detergent box 30, spill so can prevent washing agent, bleaching agent and softening agent in the detergent box.

Fig. 9 and Figure 10 illustrate has the washing agent feeding unit 114 to different structure shown in Figure 6 with Fig. 4.Fig. 9 illustrates the washing agent supply of optional embodiment for the detergent box 30 in the unit 114 and the side view of distributor body 21.Figure 10 is the decomposition diagram that the critical piece of detergent box shown in Figure 9 30 and distributor body 21 is shown.In Fig. 9 and Figure 10, similar Reference numeral is represented similar element.Following explanation focuses on the difference between the embodiment.

The washing agent feeding unit 114 of Fig. 9 is that with the difference of the washing agent feeding unit 14 of Fig. 2 it also comprises guidance unit 70, is used for supporting movably according to the rolling contact method vibrating part 37 of the detergent box 30 on the both sides of distributor body 21.With reference to figure 9 and Figure 10, each guidance unit 70 comprises the supporting frame 71 of the lateral parts of the inner surface that is set at distributor body 21.A pair of

roller

72 and 73 be positioned at the top of vibrating part 37 on the supporting frame 71 and below.Roller connector 70 is set at the place, both sides of distributor body 21 respectively, and supports the vibrating part 37 of detergent box 30.

Supporting frame 71 comprises the installing component of placing adjacent to the inner surface of distributor body 21 75.One side of supporting frame 75 support rollers connectors 74.Last holding components 76 and following holding components 77 are connected to installing component 75, and their other sides of support rollers connector 74 rotatably.The axis hole (not shown) is set on upper-part and the lower member, and their two ends of support rollers connector 74 rotatably.Installation portion machine 75 has coupling aperture, makes it be coupled to the attaching parts 21C on the lateral parts that is arranged on distributor body 21 by coupling component 27.

Last holding components 76 has such structure, and upper level from installing component 75 extends in distributor body 21 inside for it, is bent downwardly then.Following holding components 77 has such structure, and it, is bent upwards from the lower horizontal extension of installing component 75 then in distributor body 21 inside.Holding components 76 and following holding components 77 are set like this make their enough height of terminal each interval, to allow vibrating part 37 insertions wherein.

Roller

72 and 73 comprises upper roller 72 and following roller 73, and it contacts with lower surface with the upper surface of vibrating part 37.Upper roller 72 and following roller 73 are installed on the supporting frame 71, make two pair of rollers each interval on the direction that vibrating part 37 moves.Yet, upper roller 72 and following roller 73 more than two pairs also can be set.

Fitting projection 137 is set on the upper surface and lower surface of vibrating part 37, and they also extend on the moving direction of detergent box 30.Be used for the circumferential surface that the fit 72A that cooperates with

fitting projection

137 and 73A are set at

roller

72 and 73.

Roller connector 74 inserts in the hole of the pivot that is arranged on roller 72 and 73.The two ends of rotating shaft 74 are coupled to the first axis hole (not shown) and the second axis hole (not shown) rotatably at its place, two ends.

In comprising the washing agent feeding unit 114 of guidance unit 70, when detergent box 30 was extracted out or inserted, the roller 72 of

guidance unit

70 and 73 was supported vibrating part 37 smoothly and mildly according to the rolling contact method.Therefore, when detergent box 30 is extracted out or insert, can prevent that sensitivity reduction and noise that the friction by detergent box 30 causes from generating.Be arranged on the upper surface of vibrating part 37 and fit 72A and the 73A that the fitting projection on the lower surface 137 moves on the

roller

72 and 73 that is arranged on guidance unit 70.Therefore, the fitting projection 137 that is blocked by

fit

72A and 73A prevents vibrating part 37 left sides/move right.

Above-mentioned washing machine has such advantage, and when lock cell during to the detergent box release, owing to extract the unit automatically out, detergent box can easily be extracted out, thereby has improved user's convenience.In addition, when detergent box is extracted out or insert, extract distance out and insert distance by lock cell with extract the unit automatically out and set, thereby prevent to extract out by halves and insert detergent box.

Any quoting of " embodiment " of indication, " embodiment ", " example embodiment " etc. means that special characteristic, structure or the characteristic described in conjunction with the embodiments are included among at least one embodiment of the present invention in this specification.This phrase that a plurality of positions occur in specification differs to establish a capital and refers to identical embodiment.In addition, when describing special characteristic, structure or characteristic, think and realize that in conjunction with other embodiment such feature, structure or characteristic are in scope understood by one of ordinary skill in the art in conjunction with any embodiment.Can

Although described many exemplary embodiments, it should be appreciated by those skilled in the art that those skilled in the art can be in the spirit and scope of disclosure principle, design the modification and the embodiment of a large amount of other.More specifically, in building block in the scope of the disclosure, accompanying drawing and claims and/or the combination, multiple variation and modification can be arranged.Except the variation and modification of components and/or layout, to those skilled in the art, optionally purposes also is conspicuous.

Claims

1. washing machine comprises:

Distributor is assigned to washing assisant in the bucket of described washing machine;

Detergent box is installed in the described distributor movably, and wherein said detergent box can be retracted to aperture position from described distributor, and at this aperture position place, washing assisant can be put into described detergent box;

Lock cell can be operated and is used for described detergent box is locked in closed position in the described distributor; And

Automatically extract the unit out, comprise the tension member that is connected between described detergent box and the described distributor, wherein said tension member applies power to described detergent box, and this power makes described detergent box be displaced to described aperture position.

2. washing machine as claimed in claim 1, wherein said tension member comprise elongation, thin flexible member.

3. washing machine as claimed in claim 1, wherein said automatic extraction unit also comprises:

Housing;

Axle is rotatably installed on the described housing;

Spool is installed on the described axle, and wherein said tension member is connected to and is wrapped on the described axle; And

Elastic component is offset described axle to cause that described tension member is wrapped in the direction rotation on the described spool.

4. washing machine as claimed in claim 3, first end of wherein said tension member is connected to described axle, wherein said housing is connected in described distributor and the described detergent box, and second end of wherein said tension member is connected in described distributor and the described detergent box another.

5. washing machine as claimed in claim 4 also comprises the fixator of second end that is connected to described tension member.

6. washing machine as claimed in claim 3, wherein said elastic component comprise the spring that is wrapped in equally on the described axle.

7. washing machine as claimed in claim 6, first end of wherein said spring are connected to described axle, and second end of wherein said spring is connected to described housing.

8. washing machine as claimed in claim 3, wherein said housing has at least one gateway, is used to realize entering and leaving of described tension member.

9. washing machine as claimed in claim 8, wherein said housing comprise first and second gateways on the opposite side that is positioned at described housing, make described housing can be installed on two different directions.

10. washing machine as claimed in claim 3, wherein said housing comprises partition wall, this partition wall is separated into spool space and elastic component space with the inner space of described housing.

11. as the described washing machine of one of claim 3 to 10, wherein said automatic extraction unit also comprises buffer cell, the rotary speed of the described axle of this buffer cell restriction.

12. as the described washing machine of one of claim 1 to 10, wherein said detergent box has the flange that extends along the side of described detergent box, and comprise the guidance unit that is installed on the described distributor opposite flank, flange on the side of wherein said detergent box is contained in the described guidance unit, and by described guidance unit guiding.

13. washing machine as claimed in claim 12, wherein said flange comprise the horizontally extending horizontal-extending part away from described detergent box side, and from the vertically extending vertical stretch branch of vertical component.

14. washing machine as claimed in claim 13, wherein said guidance unit comprises the roller that wherein has groove, and the described groove of wherein said roller holds the vertical stretch branch of described flange.