CN101024914B - Drum type washing machine and its operation method - Google Patents

Drum type washing machine and its operation method Download PDF

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Publication number
CN101024914B
CN101024914B CN2007100842175A CN200710084217A CN101024914B CN 101024914 B CN101024914 B CN 101024914B CN 2007100842175 A CN2007100842175 A CN 2007100842175A CN 200710084217 A CN200710084217 A CN 200710084217A CN 101024914 B CN101024914 B CN 101024914B
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China
Prior art keywords
rotary speed
washings
regulation
cylinder
time
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CN2007100842175A
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CN101024914A (en
Inventor
前晋治
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Haier Group Corp
Qingdao Haier Washing Machine Co Ltd
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Sanyo Electric Co Ltd
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F35/00Washing machines, apparatus, or methods not otherwise provided for
    • D06F35/005Methods for washing, rinsing or spin-drying
    • D06F35/006Methods for washing, rinsing or spin-drying for washing or rinsing only
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F33/00Control of operations performed in washing machines or washer-dryers 
    • D06F33/30Control of washing machines characterised by the purpose or target of the control 
    • D06F33/44Control of the operating time, e.g. reduction of overall operating time
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30Driving arrangements 
    • D06F37/304Arrangements or adaptations of electric motors
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08Liquid supply or discharge arrangements
    • D06F39/087Water level measuring or regulating devices
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/02Water supply
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/46Drum speed; Actuation of motors, e.g. starting or interrupting

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

Rinsing efficiency is improved comparing with flapping-impacting rinsing. During rinsing process, a drum (13) is driven rotated by following steps: firstly, rotating the drum with a first predetermined spin speed by which the laundry is lifted to the top and then dropped for predetermined ON-OFF time; secondly, down regulating the spin speed, and rotating the drum with a second predetermined spinspeed by which the laundry rolls at a position near the bottom of the drum for predetermined ON-OFF time; thirdly, rotating the drum with the first spin speed for the ON-OFF time for a second time only, enhancing the spin speed, rotating the drum with a third predetermined spin speed by which the laundry adheres to the internal wall of the drum (13) slightly for the predetermined ON-OFF time. Above steps are repeated.

Description

The method of operation of tumbling-box washing machine and tumbling-box washing machine
The application is an application number: 2004100491300, the applying date: the dividing an application of on June 17th, 2004, denomination of invention " tumbling-box washing machine ".
Technical field
The present invention relates to a kind of tumbling-box washing machine of washings washing and method of operation of tumbling-box washing machine of in the cylinder that with trunnion axis or sloping shaft is the center rotation, carrying out.
Background technology
In the past, for tumbling-box washing machine with horizontal drum, in cleaning process, in water jacket, make water accumulate certain water level, to guarantee that washings in the cylinder can not stir tangle up, make it fall the bottom again after making the cylinder rotation and utilize the baffle plate that is arranged on circumferential cylinder surface that washings is lifted to top with predetermined rotational speed, carry out so-called lift-over, clean by patting the impact washings.In addition, in rinse cycle, in water jacket, also make water accumulate certain rinsing water level (with cleaning the identical water level of water level), the same with cleaning process, make the washings lift-over, carry out rinsing (referring to patent documentation 1) by patting the impact washings.
Patent documentation 1: the spy opens the 2003-93777 communique
Summary of the invention
The present invention relates to tumbling-box washing machine, its purpose is to compare the raising cleaning performance when impact cleaning with only patting.
To achieve these goals, the invention of technical scheme 1 of the present invention provides a kind of tumbling-box washing machine, it has the horizontal drum that can be provided with rotating freely in water jacket, state with resident water in this water jacket makes the cylinder rotation, carry out cleaning process and rinse cycle, thereby the washings that is housed in the cylinder is washed, it is characterized in that: described tumbling-box washing machine possesses control part, be connected to the load drive division of this control part, drum motor and the velocity sensor that is used to detect motor rotary speed, this load drive division comprises converter circuit, the rotary speed that this converter circuit detects based on described velocity sensor, the duty ratio of determining according to control part is to the motor outputting drive voltage, in cleaning process, control described drum motor by described control part, thereby carry out following running: first rotary speed that is lifted to the regulation that top falls again with the washings in described cylinder, under time, make the running of described cylinder rotation official hour at the ON-OFF that stipulates; With near second rotary speed of the regulation of the washings lift-over bottom of described cylinder, in the ON-OFF of regulation rotates described cylinder official hour under the time running, wherein said second rotary speed is lower than described first rotary speed; Then, once more first rotary speed, the regulation ON-OFF rotate described cylinder under the time after the above-mentioned stipulated time, improve rotary speed, with washings slightly attached to the 3rd rotary speed of the regulation on the internal face of described cylinder, the running of rotating described cylinder official hour under the time at the ON-OFF of regulation.
The invention of technical scheme 2 of the present invention provides a kind of method of operation of tumbling-box washing machine, described tumbling-box washing machine has the horizontal drum that can be provided with rotating freely in water jacket, state with resident water in this water jacket makes the cylinder rotation, carry out cleaning process and rinse cycle, thereby the washings that is housed in the cylinder is washed, the method of operation of described tumbling-box washing machine is characterised in that: may further comprise the steps in cleaning process: first rotary speed that is lifted to the regulation that top falls again with the washings in described cylinder, under time, make the step of described cylinder rotation official hour at the ON-OFF that stipulates; With near second rotary speed of the regulation of the washings lift-over bottom of described cylinder, in the ON-OFF of regulation rotates described cylinder official hour under the time step, wherein said second rotary speed is lower than described first rotary speed; Then, once more first rotary speed, the regulation ON-OFF rotate described cylinder under the time after the above-mentioned stipulated time, improve rotary speed, with washings slightly attached to the 3rd rotary speed of the regulation on the internal face of described cylinder, the step of rotating described cylinder official hour under the time at the ON-OFF of regulation.
In cleaning process, under first rotary speed, carry out the beating of washings and impact cleaning.Under second rotary speed, rub the cleaning washings.Under the 3rd rotary speed, part is removed the washing agent liquid in the washings and new washing agent liquid is impregnated in the washings, soaks into cleaning.That is, in above-mentioned cleaning process, mainly carry out the beating of washings and impact to clean, additionally rub cleanings by impacting for this beating to clean, soak into cleaning, compare when impacting cleaning with having only to pat, can improve cleaning strength.
Description of drawings
Fig. 1 is the stereoscopic figure of the tumbling-box washing machine of one embodiment of the invention.
Fig. 2 is the front sectional side elevation of inside major part of the tumbling-box washing machine of this embodiment.
Fig. 3 is the right flank sectional side elevation of inside major part of the tumbling-box washing machine of this embodiment.
Fig. 4 is the structure chart that the center is described for the water supply portion with the tumbling-box washing machine of this embodiment.
Fig. 5 is the outward appearance vertical view of guidance panel of the tumbling-box washing machine of this embodiment.
Fig. 6 is the electrical system pie graph of the tumbling-box washing machine of this embodiment.
Fig. 7 is the flow chart of the control action of the washing running in the mode standard of the tumbling-box washing machine of this embodiment of expression.
Fig. 8 is the expression cleaning water level corresponding with the load of washings, the table of rinsing water level.
Fig. 9 is the ideograph of the motion of washings in the expression rinse cycle, and wherein (a) is former rinse cycle, (b) is the rinse cycle of this embodiment.
Among the figure: 10-water jacket, 13-cylinder, 50-control part (cleaning control mechanism, the first cleaning control mechanism, the second cleaning control mechanism, rinsing controlling organization).
The specific embodiment
Below, with reference to the embodiment of description of drawings according to tumbling-box washing machine of the present invention.
Fig. 1 is the stereoscopic figure of the tumbling-box washing machine of one embodiment of the invention, Fig. 2 is the front sectional side elevation of the major part of this tumbling-box washing machine inside, Fig. 3 is the right flank sectional side elevation of its inner major part, Fig. 4 is for being the structure chart that the center is described with water supply portion, and Fig. 5 is the outward appearance vertical view of guidance panel.
As shown in Figure 1, in this tumbling-box washing machine, outer container 1, side (front side) the close user of upper surface, for example form the inclined plane that tilts in mode,, have big washings and put into mouthfuls 3 at left and right directions central portion from the upper surface of outer container 1 to the inclined plane towards this side step-down, put into mouthfuls 3 for this washings of opening/closing, being provided with can be by the loam cake 2 of sliding opening/close.And, in the left side of loam cake 2, be provided with the detergent container 4 that can forwards pull out, on the right side, be provided with guidance panel 5 in the mode of extending along fore-and-aft direction.Because the integral body of this guidance panel 5 is roughly pointed to oblique upper, so when the user with the posture that stands in this washing machine the place ahead when oblique below is seen, guidance panel 5 surfaces, user's sight line becomes subvertical state relatively, thereby be easy to see demonstration, and be easy to the pressing operation key.
As shown in Figure 5, on guidance panel 5, as operated key, comprise: power key 5a, the indication washing process begins and suspends the start key 5b of usefulness, set and carry out degerming+options button 5c that aftermentioned degerming rinsing is used, carry out bathing pool water and use the bathing pool water options button 5d that sets, the mode selecting key 5e that selection uses the operation mode of common detergent washing to use, the mode standard options button 51 that the mode standard of standard wash is used is carried out in selection, select the feature operation mode of this washing machine, be the washing agent zero process options button 5f that washing agent zero (zero) pattern is used, do not carry out the continuous action of whole washing and drying process, but a plurality of each process options button 5g that the specified process of only carrying out user self appointment is used etc.In addition, as display, comprise: the numerical value display group 5h that numerical value such as scavenging period in the specified process of demonstration appointment and rinsing number of times are used, show the numerical value display 5i that remaining time and subscription time are used, the detergent amount control display 5k of the controlled quentity controlled variable of the detergent amount that expression is corresponding with the load that detects automatically; In addition and correspondence such as the setting of above-mentioned operation process and light and report the various displays that the job schedule of washing process uses and suitably disperse to be provided with.
Below, by Fig. 2~4 internal structure is described roughly.Inside at outer container 1, be the basic inaccessible water jacket 10 of the roughly cylindric and both ends of the surface of side face, at each end face under the state of the left and right side of outer container 1, by can appropriateness joltily keeping from two springs 11 of left and right sides top suspention with along three buffers 12 that fore-and-aft direction supports water jacket 10 bottoms.Inside at this water jacket 10, with the horizontal axis C along the left and right directions extension is that the center is provided with horizontal drum 13 free to rotately, described cylinder 13, as the inside groove that washings is housed in inner usefulness, have the side face roughly cylindraceous and the basic inaccessible both ends of the surface that are provided with a plurality of limbers 13a.On the inner peripheral surface of this cylinder 13, be provided with the baffle plate 13b that washings is dialled up along with rotation with 120 ° angle intervals slightly around horizontal axis C.Both ends, the left and right sides at cylinder 13 are provided with balancer 65.This balancer 65 is the inner ring-type ducted body of enclosing liquid, and by the next door on the outer circumferential side of the portion that sets within it radially, interior all sides is divided into a plurality of compartment of connection.
The main shaft 14 of left side central authorities that is fixed on cylinder 13 is by bearing 17 supporting, and this bearing 17 remains on the clutch shaft bearing case 16 on the left side of being fixed in water jacket 10.On the other hand, the asessory shaft 15 that is fixed on the right side centre of cylinder 13 is supported by bearing 19, and this bearing 19 remains on second bearing housing 18 on the right side of being fixed in water jacket 10.Form above-mentioned horizontal axis C by this main shaft 14 and asessory shaft 15.The rotor 20b of the DC Brushless Motor 20 of outer-rotor type is fixed on from the left side of water jacket 10 to the front end of the outstanding main shaft 14 in side, in addition, on the clutch shaft bearing case 16 of double as motor stand, is fixing the stator 20a of motor 20.Supply with drive current from not shown control circuit to stator 20a, rotor 20b is rotated, and cylinder 13 is rotated with the rotary speed identical with rotor 20b by main shaft 14.
In oblique the place ahead, top from the side face of water jacket 10, putting into mouthful 3 consistent location places with the washings of outer container 1, be provided with the outer channel opening 100 that is used to take out/put into washings, outer channel opening 100 can pass through water jacket door 101 free opening/closings, and this water jacket door can be that freely rotate at the center with the axle that extends along the left and right horizontal direction.In addition, side face (barrel) at cylinder 13 also is provided with the cylinder opening 130 that is used to take out/put into washings, cylinder opening 130 can pass through drum door 131 free opening/closings, and this drum door constitutes by having two fan door body 131a, the 131b to opening structure of direction forwards, backwards.But, because cylinder 13 is rotatable, so for cylinder opening 130 and outer channel opening 100 radially consistent location, make cylinder 13 maintenance halted states, below stator 20a, be provided with cylinder locking device 21, when cylinder 13 stops, from the outstanding pin of cylinder locking device 21 be formed on cooperating recesses engagement on the rotor 20b, thereby determine the stop position of cylinder 13.
Be provided with water discharge outlet 22 in bottom, the right side of water jacket 10, water discharge outlet 22, the draining valve 23 by by the action opening/closing of torque-motor leads to not shown scupper hose, is communicated with the gutter with the outside.And, at the bottommost of water jacket 10, form one section depressed part 10a that sinks, the roughly water heater 24 of along continuous straight runs extension is set at this place, the water that are used for will remaining in the water jacket 10 are heated to suitable temperature.
Than this depressed part 10a bottom of the water jacket 10 of side on the front, be provided with phase external groove 10 removable brine electrolysis generating units 25, this brine electrolysis generating unit in its tank house 25b inside, has many and is used for the tabular electrode for electrolysis 25a that electrolysis remains in the water in the water jacket 10.The tank house 25b of brine electrolysis generating unit 25 and water jacket 10 are by connecting at two communicating pipes 25c, the 25d of approximate horizontal extension up and down respectively.Electrode for electrolysis 25a, in order to have corrosion resistance at the surface-coated platinum of titanium, under this electrode for electrolysis 25a is immersed in state in the water, when between electrode for electrolysis 25a, applying the voltage of regulation, as hereinafter described, just generate the brine electrolysis of chlorine-bearing compounds such as containing chlorite and active oxygen, can improve cleaning performance thus, and can bring into play degermation.Name a person for a particular job about this and to be described in detail later.
As shown in Figure 1, rear portion on outer container 1, be provided with tap water supply mouth 6 and bathing pool water feed water inlet 7, tap water supply mouth 6, the one end links to each other with the other end of the tap water supply flexible pipe that is connected to hose, bathing pool water feed water inlet 7, one end for example be immersed in the water that retains in the bathing pool bath in the other end of bathing pool water tube hose link to each other.As shown in Figure 4, tap water supply mouth 6 is connected to the water introducing port of feed water valve 30, and bathing pool water feed water inlet 7 is connected to the suction inlet of bathing pool water pump 31.Roughly be divided into washing agent water supply road 32 and be connected with a plurality of water export mouths of feed water valve 30, and water is discharged to is contained in washing agent accommodation section 4a and the softener accommodation section 4b that washing agent is put into the detergent container 4 of device 35 with freely pulling out respectively with softener water supply road 33.And washing agent water supply road 32 is bifurcated, and the extraction water pipe arrangement 34 that provides by the water of supplying with 31 extractions of bathing pool water pump is provided.The bathing pool water water supply road 36 that is connected to the outlet place of bathing pool water pump 31 also is discharged to water among the washing agent accommodation section 4a of detergent container 4.In addition, although not shown, also be provided with dehumidifying when feed water valve 30 flows the oven dry running with the dehumidifying water route of cooling water.
Be discharged to the water in the detergent container 4, final all from washing agent put into device 35, by water supply pipe 37, flow into water jacket 10 from the water filling port of water jacket 10 rear portion side.And running water is according to the valve open and close controlling on the feed water valve 30, and bathing pool water according to the action of bathing pool water pump 31, all put into device 35 by washing agent, supply with water jackets 10 from water supply pipe 37.
Rear side at the depressed part 10a of water jacket 10, integrally formed from opening 10b, the tubular pipeline 10c that extends to the right side side and the water jacket 10 of the slightly central vicinity of left and right directions that is arranged on water jacket 10, this pipeline 10c becomes in when running oven dry and to be used for and will to supply to the part of the oven dry circulation wind path in the water jacket 10 with adding hot air circulate.Although it is not shown, but other major part of oven dry circulation wind path is set at the right side of water jacket 10 and the outside and the rear of second bearing housing 18, is provided with in oven dry circulation wind path: give by the dehumidify dehumidifier of usefulness of above-mentioned opening 10b humid air of taking-up in the water jacket 10; Be used for drying heater to the air heat after the dehumidifying; Make air flow from the such Air Blast fan etc. of circulation of water jacket → dehumidifier → heater → water jacket.
Fig. 6 has the block diagram that the electrical system of tumbling-box washing machine of the present embodiment of said structure constitutes.Control part 50 (being equivalent to cleaning control mechanism, the first cleaning control mechanism, the second cleaning control mechanism, rinsing controlling organization), with the microcomputer (microcomputer) that comprises CPU, ROM, RAM, timer etc. is that the center constitutes, according to the control program that is stored among the ROM, carry out be used to clean, the various controls of the running action of each process such as rinsing, dehydration and oven dry.
In control part 50, the user is from being arranged on the above-mentioned various operated key donating bond input signals on the guidance panel 5 that is used to provide various settings or indication, and each signal is input in the control part by following parts, promptly, detection remains in the level sensor 52 of the water level of the water in the water jacket 10, detect to clean or the drum outlet temperature sensor 53 of the temperature of cylinder 13 outlet sides when water temperature and drying course during rinse cycle, the cooling-water temperature sensor 54 of the cooling water temperature when detecting drying course after the dehumidifying, be arranged on the control basal plate, being used for detection can influence the temperature of motor 20, it is the ambient gas temperature sensor 62 of the ambient gas temperature around the tumbling-box washing machine, be used to detect the voltage detecting circuit 63 of the voltage of supplying with from source power supply (supply voltage), be used to detect the velocity sensor 64 of motor rotary speed and detect to have in the water jacket 10 and bubble out existing bubble detecting sensor 55 etc. unusually.
And, load drive division 51 is connected to control part 50, by this load drive division 51, respectively drum motor 20, water heater 24, feed water valve 30, bathing pool water pump 31, draining valve 23, brine electrolysis generating unit 25, the cylinder locking device 21 of the above explanation of control independently, and rotation drives the fan motor 60 of above-mentioned Air Blast fan and the oven dry action with heater 61 etc.This drive division 51 of loading comprises converter circuit (changer mechanism, output mechanism).The rotary speed that this converter circuit detects based on velocity sensor, the duty ratio of determining according to control part 50 is to motor 20 outputting drive voltages.
So, control action and the mode standard with the washing running is example below, and the tumbling-box washing machine of present embodiment is described.Below, describe with reference to the flow chart of Fig. 7.
When pressing start key 5b, then entry into service, at this moment, control part 50 is at first judged the load (step S1) of the washings in the cylinder 13.For example, when making cylinder 13 reach the low rotary speed (140rpm) of regulation,, obtain the load that cylinder 13 bears, and judge load according to this load according at this moment being elevated to the required time length of predetermined rotational speed therebetween.That is, the load of cylinder 13 is big more at most owing to load, so conversely, when the load of cylinder 13 was big, load was many.And, determine to clean water level and rinsing water level according to described load.
Then, carry out cleaning process.Control part 50 (cleaning control mechanism, the first cleaning control mechanism), the corresponding load that at first supplies water and definite cleaning water level (step S2).When water (washing agent liquid) accumulates the cleaning water level, make cylinder 13 rotations and cleaning washings (step S3).At this cleaning process towel, as follows cylinder 13 is rotated control.That is, at first, in first rotary speed of stipulating (for example, 45rpm) and under the ON-OFF time (for example, 10 seconds ON-3 second OFF) of regulation, (for example make cylinder 13 rotation official hours, 3 minutes), so that being lifted to top, the washings in the cylinder 13 falls (lift-over) again.Then, the reduction rotary speed, near the washings lift-over bottom of cylinder 13, cylinder (for example, 30rpm) rotates official hour (for example, 30 seconds) down with the ON-OFF time (for example, 10 seconds ON-3 second OFF) of regulation in second rotary speed of regulation.Then, once more after first rotary speed, ON-OFF rotate the above-mentioned stipulated time under the time, rotary speed rises, cylinder in the 3rd rotary speed of stipulating (for example, 60rpm) and the regulation the ON-OFF time (for example, 10 seconds ON3 OFF second) following rotation official hour (for example, 30 seconds) is so that washings is slightly on the internal face attached to cylinder 13.Carry out such operation repeatedly.
Under first rotary speed, pat to impact and clean washings.Under second rotary speed, rub the cleaning washings.Under the 3rd rotary speed, part is removed the washing agent liquid in the washings and new washing agent liquid is impregnated in the washings, soaks into cleaning.That is, in above-mentioned cleaning process, mainly carry out the beating of washings and impact to clean, additionally rub cleanings by impacting for this beating to clean, soak into cleaning, compare when impacting cleaning with having only to pat, can improve cleaning strength.
Like this, behind scavenging period, stop the rotation control of cylinder 13,, finish cleaning process from water jacket 10 internal drainages (step S4) through regulation.And, make cylinder 13 rotation at a high speed, carry out the centre dehydration, the detergent ingredients and the water that are contained in the washings are discharged (step S5) together.Then, transfer to rinse cycle.
When the beginning rinse cycle, control part 50 (rinsing controlling organization) at first supplies water corresponding with load just now and rinsing water level (step S6) that determine.Fig. 8 is for representing the cleaning water level corresponding with the load of washings and the table of rinsing water level, and as the table shows, for identical load, the rinsing water table ratio is cleaned the water level height.That is, in rinse cycle, the water yield is more than cleaning process.At this moment, this rinsing water level is that embathing than (water yield/load) under the dried state of washings is more than 4, is preferably the water level more than 5, and for identical load, the water yield of the water yield during than the rinsing of in the past tumbling-box washing machine is many.
When supplying water the rinsing water level, make cylinder 13 rotations, rinsing washings (step S7).In this rinse cycle, carry out the rotation control of cylinder 13 as follows.Promptly, what first rotary speed when impacting cleaning with the beating of cleaning process was identical (for example hangs down the 4th rotary speed, 45rpm), and with the ON-OFF time that above-mentioned beating is impacted when cleaning (for example compare the short ON time, 4 seconds) and long OFF time is (for example, 6 seconds) under, make cylinder 13 rotations.At this moment, shown in Fig. 9 (b), the washings in the cylinder 13 mainly is stirred in the water that accumulates by not far dried up ground lifting.Therefore, water saturates is in washings, and detergent ingredients is discharged from washings and diluted in the water that accumulates.At this moment rinsing, be not shown in Fig. 9 (a) like that, promptly as in the past tumbling-box washing machine carried out makes the beating impact rinsing of washings falling from the top of cylinder 13, but with the similar rinsing of rinsing of centrifugal automatic washing machine.
Like this, after the rinsing time, stop the rotation control of cylinder 13, carry out the drainage procedure (step S8) in the water jacket 10, finish 1 time cleaning process through regulation.And, if carry out 2 times rinse cycle, before this, make cylinder 13 rotation at a high speed, carry out centre and dewater, make in 1 time rinse cycle the detergent ingredients in the undischarged washings and water discharge (step S9, S10) together.Then, transfer to the 2nd time rinse cycle, carry out and the 1st time the identical rinsing of rinse cycle.When the 2nd time rinse cycle finishes, carry out final dewatering, final rotary speed at this moment is than the height of middle dehydration, and dewatering time is also long, thereby the water in the washings is discharged (step S11) fully.Afterwards, transfer to drying course,, finish washing operation with washings oven dry back (step S12).
Like this, in tumbling-box washing machine according to this embodiment, in rinse cycle, not rinse cycle or the cleaning process as in the past, washings is carried out strong beating impact, and be to use the water yield of Duoing than the water yield of in the past rinse cycle or cleaning process, mainly washings is stirred in described water, that is, carry out and the similar rinsing of the rinsing of centrifugal automatic washing machine, so can carry out the rinsing of washings efficiently, improve rinsing performance.Thus, can make the rinsing number of times from before reduce to 2 times for 3 times, thereby can shorten the washing needed time of running.In addition, even the washings of clipping quality such as towel, its clipping also is difficult to tangle, thereby can reduce the lump after the oven dry.
By carrying out above-mentioned rinsing operation, the entanglement of the hair on the washings surface of the washings of not only clipping quality but also wool quality also can reduce, and pilling effect occurs thereby can suppress fabric face.
In this tumbling-box washing machine,, except that the mode standard isotype, can also be provided with special cleaning clipping quality etc. and be easy to tie the dedicated mode that the washings of lump and wool quality etc. are easy to the washings of balling-up as washing mode.And, in the cleaning process of this dedicated mode, under the control of control part 50 (the second cleaning control mechanism), make the rinsing water level in the rinse cycle that cleans water level and above-mentioned mode standard identical, that is,, under such water level, carry out the cylinder 13 rotation controls same with above-mentioned rinse cycle than the cleaning water level height of mode standard, not to carry out strong beating to impact, but main by in water, stirring the Mi Qingxi washings.The rinse cycle of rinse cycle and above-mentioned mode standard is identical.
By designing such dedicated mode, can when suppressing the washings knot lump of clipping quality, carry out good washing, and can in the washings balling-up that suppresses the wool quality, carry out good washing.
More than, an embodiment of tumbling-box washing machine of the present invention has been described, but the present invention is not limited to the foregoing description, but can in the scope of aim of the present invention, carries out suitable variation or change.

Claims (2)

1. tumbling-box washing machine, it has the horizontal drum that can be provided with rotating freely in water jacket, make the cylinder rotation with the state of resident water in this water jacket, carries out cleaning process and rinse cycle, thereby the washings that is housed in the cylinder is washed, it is characterized in that:
Described tumbling-box washing machine possesses control part, be connected to the load drive division of this control part, drum motor and the velocity sensor that is used to detect motor rotary speed, this load drive division comprises converter circuit, the rotary speed that this converter circuit detects based on described velocity sensor, the duty ratio of determining according to control part is to the motor outputting drive voltage, in cleaning process, control described drum motor by described control part, thereby carry out following running: first rotary speed that is lifted to the regulation that top falls again with the washings in described cylinder, under time, make the running of described cylinder rotation official hour at the ON-OFF that stipulates; With near second rotary speed of the regulation of the washings lift-over bottom of described cylinder, in the ON-OFF of regulation rotates described cylinder official hour under the time running, wherein said second rotary speed is lower than described first rotary speed; Then, once more first rotary speed, the regulation ON-OFF rotate described cylinder under the time after the above-mentioned stipulated time, improve rotary speed, with washings slightly attached to the 3rd rotary speed of the regulation on the internal face of described cylinder, the running of rotating described cylinder official hour under the time at the ON-OFF of regulation.
2. the method for operation of a tumbling-box washing machine, described tumbling-box washing machine has the horizontal drum that can be provided with rotating freely in water jacket, state with resident water in this water jacket makes the cylinder rotation, carry out cleaning process and rinse cycle, thereby the washings that is housed in the cylinder is washed, and the method for operation of described tumbling-box washing machine is characterised in that:
In cleaning process, may further comprise the steps: be lifted to first rotary speed of the regulation that top falls again with the washings in described cylinder, under the time, rotate the step of described cylinder official hour at the ON-OFF of regulation; With near second rotary speed of the regulation of the washings lift-over bottom of described cylinder, in the ON-OFF of regulation rotates described cylinder official hour under the time step, wherein said second rotary speed is lower than described first rotary speed; Then, once more first rotary speed, the regulation ON-OFF rotate described cylinder under the time after the above-mentioned stipulated time, improve rotary speed, with washings slightly attached to the 3rd rotary speed of the regulation on the internal face of described cylinder, the step of rotating described cylinder official hour under the time at the ON-OFF of regulation.
CN2007100842175A 2003-06-18 2004-06-17 Drum type washing machine and its operation method Expired - Lifetime CN101024914B (en)

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