CN1609324A - Drum type washing machine - Google Patents

Drum type washing machine Download PDF

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Publication number
CN1609324A
CN1609324A CNA200410086585XA CN200410086585A CN1609324A CN 1609324 A CN1609324 A CN 1609324A CN A200410086585X A CNA200410086585X A CN A200410086585XA CN 200410086585 A CN200410086585 A CN 200410086585A CN 1609324 A CN1609324 A CN 1609324A
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CN
China
Prior art keywords
swing roller
washings
washing machine
tumbling
box washing
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA200410086585XA
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Chinese (zh)
Inventor
皆吉裕子
松冈真二
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
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Matsushita Electric Industrial Co Ltd
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Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN1609324A publication Critical patent/CN1609324A/en
Pending legal-status Critical Current

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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
    • D06F23/00Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/06Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about an inclined axis
    • 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 
    • D06F33/32Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/36Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of washing
    • 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 
    • D06F33/32Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/38Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of rinsing
    • 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
    • D06F37/02Rotary receptacles, e.g. drums
    • D06F37/04Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
    • D06F37/06Ribs, lifters, or rubbing means forming part of the receptacle
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/02Characteristics of laundry or load
    • D06F2103/04Quantity, e.g. weight or variation of weight

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

Abstract

The purpose of this invention is to provide a drum type washing machine which can facilitate the loading/unloading of laundry to/from a rotating drum. The loading/unloading work of laundry by opening a door body 8 can be performed without bending the back by arranging the rotating drum 5 in a manner to be tilted in a water tub 3. By arranging the rotating drum 5 in a manner to be tilted, the offset of the laundry to the bottom side is solved by an agitation controlling motion for which the stopping of the rotation driving for a specified period of time after rotating the rotating drum 5 for a specified period of time at a specified rotating speed is repeated.

Description

Tumbling-box washing machine
Technical field
The present invention relates to a kind of rotary drum rotating that is arranged in the steel ladle by driving makes the washings that is contained in the swing roller realize the tumbling-box washing machine that cleans.
Background technology
A kind of general structure of existing tumbling-box washing machine has been shown among Fig. 7.As shown in FIG., be provided with the steel ladle 53 that supports by suspended structure in the washing machine body 57, be provided with swing roller 51 in the steel ladle 53, have many through holes 52 on the tube wall surface around the swing roller 51, swing roller 51 is being driven by drum drive motor 55 and is rotating.By opening the switching gate 54 freely of front one side that is located at washing machine body 57, just can in swing roller 51, drop into washings, or therefrom take out washings by the opening portion in steel ladle 53 fronts and the opening portion in swing roller 51 fronts.
During laundry, open described gate 54 earlier, washings is dropped in the swing roller 51, drop into washing powder again, start laundry operations.After the operation beginning, water inlet in steel ladle 53 earlier, the water of adding also enters in the swing roller 51 by through hole 52, makes swing roller 51 interior water reach the water yield of regulation.Then, driving swing roller 51 by drum drive motor 55 rotates with predetermined rotational speed; Put into washings in the swing roller 51 and can tangle stirring thrust 56 on the internal face that is located at swing roller 51, taken up certain height, then turn the below again along direction of rotation.By making washings carry out such motion, can be applied with the effect of knocking washing thereon, thereby it is washed.After such washing operation is finished, dirty washings are discharged, add new water, implement the rinsing operation.Behind the rinsing EO, make swing roller 51 rotation at a high speed, implement dehydrating operations.The control sequence according to the rules of these operating procedures is carried out automatically.
Above-mentioned structure is the general structure of tumbling-box washing machine, this is had the people proposed various corrective measures: thus make the water that is stored in the swing roller supply to enter the structure that in the steel ladle washings is fully absorbed water as in the said structure of tumbling-box washing machine, adding, thus improve cleaning performance (specifically can open the 3rd~5 page in flat 09-215893 communique and Fig. 1) with reference to the spy; Perhaps, in swing roller, blast warm braw in the increase, make the function of washings drying, constitute rolling washing dryer etc.
The vertical type washing machine that tumbling-box washing machine washs with impeller is rotated is compared, and makes water consumption few, and does not hinder clothing, is main product on America and Europe and other places.But,, in swing roller, need bend over the operation inconvenience of getting up during input/taking-up washings because the gateway of washings is horizontally set; In addition, because the place ahead of gateway need keep certain excess room, also inapplicable in the area that living environment is narrow.For solving the problems referred to above that exist in the tumbling-box washing machine, the acclivitous tumbling-box washing machine of opening portion that a kind of swing roller was obliquely installed, made input/taking-up clothing has appearred, and like this, the input/taking-up of washings is just than being easier to.But, in such tumbling-box washing machine, if it is identical in the rotary speed of swing roller and the horizontally disposed tumbling-box washing machine of the swing roller with above-mentioned formation, just can not give full play to the washings of sening as an envoy to and be adjacent to the cleaning function that knocks below dropping to again on the wall of swing roller, above taking to, exist the problem that can not reach desirable clean result.
Particularly, swing roller be arranged to skewed after, though the input/taking-up of washings becomes and carries out easily, but washings will be deposited in the tilting bottom of swing roller, and make washings slip into the effect of bottom generation during rotary drum rotating, therefore, washings is deposited in the bottom with the concentrated area, thereby produces the problem that can not reach sufficient cleaning performance.The angle of inclination of swing roller is big more, and such problem is just remarkable more.Therefore, if will increase the angle of inclination, make the function that the operation of washings input/taking-up swing roller is carried out the easily consideration of putting prior, the function that washing is promptly knocked in the distinctive cleaning action of tumbling-box washing machine will descend, and most important cleaning performance becomes on the contrary and can not fully realize.
Summary of the invention
The object of the present invention is to provide a kind of like this tumbling-box washing machine, wherein, when making columnar swing roller and be obliquely installed, the operation of input/taking-up washings is carried out easily, only accumulate in this problem on the lower position by stirring control solution washings simultaneously, and can be applied with impartial cleaning force all washings.
To achieve these goals, in tumbling-box washing machine of the present invention, be provided with the swing roller of the drum of making the band end in the steel ladle, and the rotating shaft direction of described swing roller is configured to from the face side bottom of opening mouthful downward-sloping 30 ± 5 degree to rear side from horizontal direction, simultaneously, in at least one operating procedure in washing step and rinse step, carry out the 1st and stir control, described the 1st stirring is controlled at and repeats following control operation in the 1st setting-up time: drive rotary drum rotating with the 1st regulation rotary speed in the 1st stipulated time, thereby make washings carry out being brought to the top along with the rotation of described swing roller, surpass the motion that falls on the height and position of centrifugal force in deadweight again, afterwards, in the 2nd stipulated time, swing roller is stopped the rotation again.
Adopt after the said structure, because the cylindrical shape swing roller at the band end is arranged to skewed, the opening portion that is positioned at the face side of swing roller is the state that tilts upward on the front of washing machine, so the operation during input/taking-up washings will become and carry out easily in swing roller.30 ± 5 degree are arranged at the angle of inclination of swing roller, even if the user's of use tumbling-box washing machine height is variant, or even use the individuals with disabilities of wheelchair, can drop into/take out washings at an easy rate.Therefore, only need bend over slightly just can in tumbling-box washing machine, drop into/take out washings, in addition, in narrow space, also can place this tumbling-box washing machine, in less living environment, also can use the excellent specific property of tumbling-box washing machine.In addition, the washings that produces when swing roller is obliquely installed easily partially the bottom surface of swing roller one side, can not realize sufficient stirring action disadvantage also can solve by in washing step and/or rinse step, carrying out above-mentioned stirring control, the inclined to one side easily washings on lower position carried out trade-off when swing roller was tilted, thereby all washings are applied with impartial cleaning performance.
In addition, behind the employing said structure, rotate driving, can suppress washings and twine, be cleaned while washings is replaced by mutual implementation the on positive and negative direction.
In addition, the 1st above-mentioned regulation rotary speed is 30 ± 5 rev/mins when the diameter of swing roller is 500 ± 50mm.When swing roller rotates with such rotary speed, to be raised earlier with the contacted washings of the internal face of cylinder, move to the motion that falls by deadweight on the height and position that its deadweight is dominant again, therefore, on one side can replace, Yi Bian realize knocking the effect of washing.When rotary speed is lower than above-mentioned concrete numerical value, can not mention washings; When being higher than above-mentioned concrete numerical value, the influence of centrifugal force will become greatly, thereby not fall.
Because the rotary speed that the position of above-mentioned washings is moved can be subjected to the influence of washings amount, therefore, the washings amount detects in the swing roller to being contained in by the washings amount detecting device.When detecting the washings amount, the 1st regulation rotating speed of swing roller is controlled at 25~30 rev/mins greater than predefined ormal weight; And when detecting the washings amount than predefined ormal weight after a little while, then the 1st regulation rotating speed with swing roller is controlled at 30~35 rev/mins.Like this, both can realize the place-exchange that the amount with washings adapts, can reach the effect of knocking washing again.
In addition, in at least one operating process in washing step and rinse step, carry out the 2nd and stir control, the described the 2nd stirs to be controlled at and carries out following control operation in the 2nd setting-up time repeatedly: drive swing roller and rotate, make washings along with the rotation of described swing roller is adjacent to motion on the internal face of swing roller with the 2nd regulation rotary speed in the 3rd stipulated time, afterwards, in the 4th stipulated time, swing roller is stopped the rotation.Like this, swing roller will be to rotate the rotary speed that is applied with centrifugal force on the washings, washings will be adjacent on the internal face of cylinder, when the rotation driving stops, washings will fall downwards, can make both moving of occurrence positions of washings, the variation of shape take place again, thereby the washings that accumulates in easily on the lower position can be scatter in swing roller.
In addition, the 1st stir the time that control and the 2nd stirring be controlled at setting and carry out alternately.Like this, the place-exchange of washings and change of shape can be carried out in a variety of forms, thereby all washings are added uniform cleaning force, and the disadvantage that produces when swing roller is obliquely installed also can be eliminated, and operation convenience also can improve.
In addition, the internal face of swing roller is provided with a plurality of stirring thrusts, and described stirring thrust is provided with very long top ends constituting on the direction at angle of inclination of regulation with the rotating shaft direction of swing roller.Like this, when rotary drum rotating, stirring the inclination angle of thrust by its top ends makes washings move towards different with the direction of rotation of swing roller directions, inclination angle on the top ends is arranged to produce makes washings move to time spent of doing of upside, can play the effect that it is spread out at swing roller very effectively for the washings of the inclined underside that concentrates on swing roller easily from the inclined underside of swing roller.
The technique effect that the present invention produces is, because approximately being the angle of 30 ± 5 degree, swing roller is obliquely installed, though so is that tumbling-box washing machine also only need bend over just can drop into/take out washings slightly, in narrow space such as washing room, this tumbling-box washing machine can be set also.In addition, the washings that produces when swing roller the tilts problem on lower position partially also can solve by carrying out specific stirring control operation, make partially and scatter in swing roller by transposition at the washings on the lower position, thereby the cleaning performance that both can keep the tumbling-box washing machine excellence, the operation in the time of also can improving input/taking-up washings.
Description of drawings
Fig. 1 is the schematic configuration sectional view of the tumbling-box washing machine shown in one embodiment of the present of invention,
Fig. 2 is the structured flowchart of the control device in this tumbling-box washing machine,
Fig. 3 is the sequential chart of this control device to the control sequence of swing roller,
Fig. 4 wherein, (a) is vertical view for stirring the 1st embodiment of thrust, (b) is front view, (c) is side view,
Fig. 5 wherein, (a) is vertical view for stirring the 2nd embodiment of thrust, (b) is front view, (c) is side view,
Fig. 6 wherein, (a) is vertical view for stirring the 3rd embodiment of thrust, (b) is front view, (c) is side view,
Fig. 7 is the structural section figure of existing tumbling-box washing machine.
In the above-mentioned accompanying drawing, 1 is tumbling-box washing machine, and 2 is washing machine body, and 3 is steel ladle, and 4 is drum drive motor, and 5 is swing roller, and 8 is gate, 9,9a, 9b, 9c be for stirring thrust, and 10 is control device, and 16 is the cloth amount detection unit, and 22,24 is top ends.
The specific embodiment
Fig. 1 is the primary structure of the tumbling-box washing machine 1 shown in one embodiment of the present of invention.Wherein, be provided with the steel ladle 3 that is supported by not shown suspended structure in the washing machine body 2, be provided with the band cylindrical shape swing roller 5 at the end in this steel ladle 3, the rotating shaft direction R of swing roller 5 is configured to be skewed with respect to horizontal direction H, tilt angle theta=30 ± 5 degree.
Opening portion side in the cylindrical shape swing roller 5 at the band end is set at front one side of washing machine body 2, bottom surface side is arranged on the back side one side of washing machine body 2, and the rotating shaft direction R of swing roller 5 dips down with angle θ from a positive side to the back side one side and tiltedly is located in the steel ladle 3, and swing roller 5 is being driven by the drum drive motor 4 that is installed in steel ladle 3 back sides and rotating.Front one side of steel ladle 3 is provided with the opening portion 3a that is used at swing roller 5 input/taking-up washings, and front one side of washing machine body 2 is provided with and above-mentioned opening portion 3a opposing inclined face 2a, and this inclined plane 2a is provided with switching gate 8 freely.After opening gate 8, just can be in swing roller 5 input/taking-up washings; In addition, transparent by the part of gate 8 or whole gate are made, just can see the situation of swing roller 5 inside from the outside.
By swing roller 5 is resembled be arranged to recited above skewed, and the gate 8 relative with its opening portion be set on washing machine body 2, in swing roller 5, drop into washings/or when therefrom taking out washings opening gate 8, can reduce user's the degree of bending over, and the front of tumbling-box washing machine 1 also need not to guarantee the space of having more than needed, wait in the narrow space tumbling-box washing machine 1 of the present invention also can place in that washing one's face of existing longitudinal type washing machine is set, thereby a kind of tumbling-box washing machine 1 also suitable under narrow living environment can be provided.
Inventor of the present invention is after having carried out a large amount of investigation, and the tilt angle theta of the swing roller 5 that discovery is obliquely installed=30 ± 5 degree are for best.Angle of inclination when swing roller 5 is obliquely installed is adjusted into θ=30 ± 5 degree, even height is variant between child (except the child) and the adult, perhaps the user is to use the individuals with disabilities of wheelchair, can reach the easiest state that carries out of input/taking-up operation of washings.
In addition, even swing roller 5 is arranged to the heeling condition of tilt angle theta=30 ± 5 degree, if swing roller 5 is in high or extremely low locational words, it is nonsensical that the angle of inclination of setting also can become.But, for being arranged on ground washing machine, its height dimension has certain regulation, and for structural elements such as suction, drain structure and operating portion are set in the washing machine body 2, the height and position of swing roller 5 also must have certain regulation.Therefore, the height and position of swing roller 5 does not have too big variation, and the height and position of the gate 8 of the gateway that partly is provided with respect to the front openings of swing roller 5, be configured for dropping into/take out washings can not change up and down terrifically yet.Under the occasion of tumbling-box washing machine 1 in the present embodiment, overall height 930mm, the height and position of the central part of gate 8 is 693mm.
When swing roller 5 be arranged to like that as described abovely skewed after, will become easily, be added to swing roller 5 interior water and will accumulate in the less advantage that also can reach darker water storage state of the back side one side and the water yield even have the operation of inputs/taking-up washings.But on the other hand, the washings that is contained in the swing roller 5 can be collected at bottom surface one side (bottom) that is in extreme lower position, the easier washings that makes accumulates on one side of bottom surface during swing roller 5 rotation, will produce like this to make to be in that each locational washings replaces, cleaning force can not affact the problem on all washings fully equably.Therefore, can not only swing roller 5 be obliquely installed, also need to increase the device that some address the above problem.Solution to the problems described above is in the present embodiment, and the rotation driving by 4 pairs of swing rollers 5 of index drum drive motors makes the exchange of washings occurrence positions.
As shown in Figure 2, in the control device 10 of the work of index drum formula washing machine 1, the operation of the 11 pairs of drum drive motors of control module (M) 4 that are made of micro computer, water intaking valve (FV) 26, draining pump (P) 27 is controlled.The body surface of washing machine 2 is provided with guidance panel, and guidance panel is provided with setup unit 13 and display unit 14, can carry out select operating mode from setup unit 13; 14 of display units demonstrate selected state and duty.Control module 11 is according to being stored in control program in the memory cell 15 to power switch unit 12 output control instructions, to drum drive motor 4, water intaking valve 26 and draining pump 27 according to the operation sequence control of switching on/cut off the power supply.Below with reference to Fig. 1, Fig. 2 and Fig. 3 the operational circumstances by the tumbling-box washing machine 1 of control device 10 controls is made an explanation.
During laundry, open gate 8 earlier, washings is put in the swing roller 5, washing powder is dropped in washing powder input port in being located at water unit 6 into, operate (connection) operating power switch 18 again, select (input) suitable operator scheme from setup unit 13 according to the kind of washings, the instruction of input start-up operation, control device 10 promptly begins to operate control.The operation of tumbling-box washing machine 1 is carried out according to the order of washing step, rinse step, dehydration basically.Being provided with under the occasion of clothes drying function, the user can also select arbitrarily to implement/or do not implement the drying step.
At first, control module 11 makes drum drive motor 4 drive swing roller 5 with the predetermined rotational speed rotation, thereby detects the washings amount that drops in the swing roller 5 to power switch unit 12 output control instructions.The energising of 12 pairs of drum drive motors 4 of power switch unit is controlled, and rotates by making swing roller 5, and cloth amount detection unit 16 detects the amount of washings according to the corresponding load condition of drum drive motor 4 amounts with washings that be subjected to.By using in the 16 detected washings amount control operations overleaf of cloth amount detection unit, therefore be stored in the memory cell 15.
Next, control module 11 sends the control instruction of opening water intaking valve 26 to power switch unit 12, is opened by power switch unit 12 control water intaking valves 26, like this, will have running water to supply with from the water supply hose that connects with water inlet unit 6.These running water on one side with put into water unit 6 in washing powder mixed mutually, Yi Bian be added in the steel ladle 3.The water level that is added to the water in the steel ladle 3 is detected by sensor element in the water level detecting unit 19 that is located on the steel ladle 3.When reaching the water level of regulation, water level detecting unit 19 is input to the water level detecting signal of regulation in the control module 11, and control module 11 is promptly sent the control instruction of closing water intaking valve 26 to power switch unit 12, and making into, water stops.Being added in the water in the steel ladle 3 some can suck by the washings that the through hole 17 that is located at swing roller 5 can be installed in the swing roller 5, so the water levels in the steel ladle 3 can descend, so also needs to carry out operating process and top identical additional water inlet.In addition, can also heat by the heater that is located in the steel ladle 3 for the water that adds, make it to be able to improve the temperature of the ability of cleaning, above-mentioned control device can also be controlled such heating operation.But, just omit explanation to it at this because this is directly not related with the present invention.
Owing to just can begin washing operation by above-mentioned control, control module 11 sends the control instruction that is driven swing roller 5 rotations by drum drive motor 4 to power switch unit 12.The program that is used for driving swing roller 5 rotations is stored in memory cell 15.Control sequence in the present embodiment has been shown among Fig. 3.The order that drives swing roller 5 rotations is described below with reference to Fig. 3.In addition, drum drive motor 4 is configured to that its rotary speed can change, direction of rotation also can be carried out inverible transform, and for simplicity's sake, its concrete structure and control method are omitted at this.In addition, swing roller 5 is when rotating with predetermined rotational speed, effect such as the centrifugal force that the washings that is mounted in it is subjected to also can be different because of the diameter of swing roller 5, therefore, the concrete rotary speed numerical value that illustrates below is the diameter of the swing roller 5 in the tumbling-box washing machine 1 that is located in present embodiment object lessons when being 500mm.
In Fig. 3, swing roller 5 at first is rotated in the forward with the 1st regulation rotary speed (as 30 ± 5 rev/mins) in the 1st stipulated time (as 13 seconds), afterwards, and the driving of in the 2nd stipulated time (as 2 seconds), stopping the rotation; Then, in the 1st stipulated time, carry out reverse rotation again, afterwards, in the 2nd stipulated time, stop the rotation with the 1st regulation rotary speed.Above-mentioned be operating as 1 circulation, carry out above-mentioned operation repeatedly in the 1st setting-up time (as 4 minutes), this is the 1st to stir control operation.
Described the 1st regulation rotary speed is such rotary speed, be that thrust 9 is stirred in the many places that washings can tangle on the internal face that is located at swing roller 5, along with the rotation of swing roller 5 is taken up along direction of rotation, surpasses in deadweight again and do the motion of whereabouts on the height and position of centrifugal force.When the washings that is brought to eminence falls, to producing the effect of knocking washing on the washings.By constantly carrying out such operation, sucked in the washings of washing powder solution and can produce the cleaning action that dirt is washed.When the rotary speed of swing roller 5 is slower than the 1st regulation rotary speed, stirs thrust 9 and just can not take washings to eminence; And when the rotary speed of swing roller 5 is faster than the 1st regulation rotary speed, the influence of centrifugal force will increase, and the washings that is brought to eminence just can not fall under its deadweight effect.In addition, by the direction of rotation of continuous switching swing roller 5, the winding that can suppress to produce in the washings, but also can carry out place-exchange effectively.
Take up washings its effect of knocking when washing also is subjected to being contained in the influence of the amount of the washings in the swing roller 5, therefore, according to the amount of washings the 1st regulation rotary speed being changed is better control method.That is, because can be contained in the amount of the washings in the swing roller 5 can be detected by cloth amount detection unit 16 as described above, detected washings amount also can be stored in the memory cell 15, therefore, when by the washings amount of being stored than predefined ormal weight for a long time, 11 of control modules are controlled to rotary speed than the 1st regulation rotary speed little (as 25~30 rev/mins).On the other hand, when by the washings amount of being stored than predefined ormal weight after a little while, 11 of control modules are controlled to rotary speed than the 1st regulation rotary speed big (as 30~35 rev/mins).
Stir control operation in wash time (as the 15 minutes) inner control of setting the 1st and carry out repeatedly, intercourse the effect of washing while can reach the position that makes washings.But such elder generation as shown in Figure 3 carries out the 1st and stirs control operation in the time of setting, and then carries out the 2nd words that stir control operation and can reach better effect.
Stir in the control operation the 2nd, swing roller 5 is stipulated with the 2nd that rotary speed (as 45~90 rev/mins) is being driven earlier and is rotated in the forward during the 3rd stipulated time (as 7 seconds), afterwards, in the 4th stipulated time (as 4 seconds), stop the rotation, then, in the 3rd stipulated time, do reverse rotation, in the 4th stipulated time, stop the rotation again with the 2nd regulation rotary speed.Above operation constitutes 1 circulation.Such cycling constantly repeats in the 2nd setting-up time (as 1 minute).
Described the 2nd regulation rotary speed is that washings can be adjacent to rotary speed on the internal face of swing roller 5 under the action of centrifugal force that produces when swing roller 5 rotation.By washings is adjacent on the internal face of swing roller 5, also can be launched into extended configuration even be gathered into block washings.When rotation drove and to stop in the 4th above-mentioned stipulated time, the washings that forwards the top of swing roller 5 to can break away from, fall from the internal face with the swing roller 5 of inertia rotation.By making washings carry out the motion that launches, falls again then because of being adjacent to, its occurrence positions is moved and change of shape, knock the effect of washing and also can bring into play effectively.
By in the 3rd setting-up time (as 15 minutes), constantly alternately carrying out each control operations such as the above-mentioned the 1st and the 2nd stirring operation, the front and back position of washings in swing roller 5 can exchange, exist hardly because of carrying out the difference of knocking clean result that different motions causes between the washings simultaneously, cleaning performance can not descend because of swing roller 5 is obliquely installed, and can add almost equal cleansing power to all washings.
After above-mentioned washing step finished, control module 11 export in power switch unit 12 and is opened draining valve, drives the control instruction of draining pump 27 work simultaneously, carried out the draining control operation with washings discharge dirty in the steel ladle 3.In addition and since control module 11 in power switch unit 12, export make drum drive motor 4 rotate at a high speed, with washings in the contained washings control instruction of dewatering, after washing step, implement dehydrating operations.
After the dehydrating operations that has carried out the stipulated time, control module 11 is closed draining valve, opens water intaking valve 26, adds new water in steel ladle 3, the beginning rinse step.In rinse step, swing roller 5 also is being driven and is carrying out the forwards/reverse rotation, carries out stirring operation.Stir control operation and/or the 2nd stirring control operation by carrying out the 1st in the above-mentioned washing step, because the position of washings can exchange equally, the effect of knocking washing can affact on all washings too equably, therefore can reduce the rinsing uneven phenomenon.
After the rinse step of having carried out the stipulated time, carry out the dehydrating operations after the rinse step again, so far, all processes of laundry just will finish.Control module 11 can send prompting, and the report laundry finishes, while power cutoff switch 18, end operation.In being provided with the rolling washing dryer of clothes drying function, after the end of dehydration, can also proceed the drying operation.
In the tumbling-box washing machine 1 of Miao Shuing, the internal face of swing roller 5 is provided with and stirs thrust 9 in the above.As shown in Fig. 4~Fig. 6, stir thrust 9a, 9b is provided with the top ends 22 angle of inclination, long that constitutes regulation with the rotating shaft direction of swing roller 5 among the 9c.When swing roller 5 rotation, these top ends 22 can play and make partially that the washings on the lower position moves to the effect that the higher position is located swing roller 5 in.
The structure that the 1st embodiment that stirs thrust 9 promptly stirs thrust 9a has been shown among Fig. 4.Be set as rectangle with the contacted basal part 23 of the internal face of swing roller 5, the cross sectional shape that slightly is on cornerwise direction of basal part 23 is made into hilltop shape, forms the top ends 22 of specified altitude.Constitute between top ends 22 and the basal part 23 radius because of the sectional position different roughly be circular-arc inclined plane.Stir thrust 9a and be installed on the internal face of swing roller 5, the length direction of its basal part 23 is the rotating shaft direction of swing roller 5.The rotating shaft direction that top ends 22 is in respect to swing roller 5 has on the direction of certain inclination.
A plurality of stirring thrust 9a with said structure are installed on the internal face of swing roller 5.When swing roller 5 in washing or rinsing operating process when rotating, the washings of lower position one side in the swing roller 5 that tilts will be taken up on the higher position of to the swing roller 5 the place ahead one side partially.Like this, even swing roller 5 is obliquely installed, washings revolves also and can not stirred fully partially in a lower side of tumbler tube 5, and the mutual transposition and the mixed situation of washings are also fine, and descending can not appear in cleaning performance.In addition, under the less occasion of the amount of washings, the amount of cleaning solution is also few, so need stir fully, makes washings carry out sufficient place-exchange, thereby makes all washings can reach soaking state equably.Adopt words of the present invention, can carry out sufficient place-exchange, therefore can eliminate the washing uneven phenomenon, improve cleansing power by washings.
The structure that the 2nd embodiment that stirs thrust 9 stirs thrust 9b has been shown among Fig. 5.Wherein, top ends 22 is configured to become high more near the rear side height of swing roller 5.The height of top ends 22 that by the rear side that makes swing roller 5 is low side of swing roller 5 increases, can add the good general and be in effect on the higher position that washings on the lower position takes the place ahead one side in the swing roller 5 to, thereby washings fully carries out place-exchange and mixed, improves stirring action.
The structure that the 3rd embodiment that stirs thrust 9 promptly stirs thrust 9c has been shown among Fig. 6.Wherein, basal part 25 is provided with the roughly top ends 24 of shape triangular in shape of cross section, 2 road, and this 2 road top ends 24 is opposite direction mutually with respect to the axial angle of inclination of the rotation of swing roller 5.Like this, on the forward of swing roller 5, reverse direction of rotation, above-mentioned stirring thrust 9c can play the effect on the higher position of equably washings being taken to the place ahead one side in the swing roller 5.No matter driving swing roller 5 is just changeing, is reversing, and can give play to the effect of carrying washings effectively.
The back side one side by above-mentioned stirring thrust 9a, 9b and 9c are mounted close to swing roller 5 under the occasion that swing roller 5 is obliquely installed, can more effectively improve mixing effect.In addition, the size of its length direction preferably be arranged to swing roller 5 rotating shaft direction size roughly about 1/2, can get emphasis like this and will be in washings on the lower position and take effect on the higher position to.
In sum, do not hinder advantages such as washings, water consumption are few,, use inconvenience, be not suitable for narrow residential environment owing to need drop into/take out washings from the front though tumbling-box washing machine has.Among the present invention,, the input/taking-up of washings is become easily, can realize degree easy to use not second to existing automatic washing machine from top input/taking-up washings by swing roller is obliquely installed.In addition, swing roller is obliquely installed back washings deflection also can be improved by stirring control operation with the shortcoming of low side, and the degree easy to use of the tumbling-box washing machine of cleaning performance excellence can improve, and is expected to make it to be popularized.

Claims (8)

1. tumbling-box washing machine, it is characterized in that: the swing roller that is provided with the drum of making the band end in the steel ladle, and the rotating shaft direction of described swing roller is configured to from the face side bottom of opening mouthful downward-sloping 30 ± 5 degree to rear side from horizontal direction, simultaneously
In at least one operating procedure in washing step and rinse step, carry out the 1st and stir control, described the 1st stirring is controlled at and repeats following control operation in the 1st setting-up time: drive rotary drum rotating with the 1st regulation rotary speed in the 1st stipulated time, thereby make washings carry out being brought to the top, surpassing the motion that falls on the height and position of centrifugal force in deadweight again along with the rotation of described swing roller, afterwards, in the 2nd stipulated time, swing roller is stopped the rotation again.
2. the tumbling-box washing machine described in claim 1 is characterized in that: described rotation driving implementation alternately on positive and negative direction.
3. the tumbling-box washing machine described in claim 1 or 2, it is characterized in that: when the diameter of swing roller was 500 ± 50mm, the 1st regulation rotary speed was 30 ± 5 rev/mins.
4. the tumbling-box washing machine described in claim 3, it is characterized in that: the amount of washings detects in the swing roller to being contained in by the washings amount detecting device; When detecting the washings amount for a long time, the 1st regulation rotary speed of swing roller is controlled at 25~30 rev/mins than predetermined ormal weight.
5. the tumbling-box washing machine described in claim 3, it is characterized in that: the amount of washings detects in the swing roller to being contained in by the washings amount detecting device; When detecting the washings amount after a little while, the 1st regulation rotary speed of swing roller is controlled at 30~35 rev/mins than predetermined ormal weight.
6. the tumbling-box washing machine described in claim 1 or 2, it is characterized in that: at least one step in washing step and rinse step, carry out the 2nd and stir control, the described the 2nd stirs to be controlled at and carries out following control operation in the 2nd setting-up time repeatedly: drive swing roller and rotate, make washings along with the rotation of described swing roller is adjacent to motion on the internal face of swing roller with the 2nd regulation rotary speed in the 3rd stipulated time, afterwards, in the 4th stipulated time, swing roller is stopped the rotation.
7. as the tumbling-box washing machine of claim 1~6 described in each, it is characterized in that: in the 3rd setting-up time, alternatively carry out the 1st repeatedly and stir control and the 2nd and stir and control.
8. as the tumbling-box washing machine of claim 1~7 described in each, it is characterized in that: the internal face of swing roller is provided with a plurality of stirring thrusts, and described stirring thrust is provided with very long top ends constituting on the direction at angle of inclination of regulation with the rotating shaft direction of swing roller.
CNA200410086585XA 2003-10-23 2004-10-19 Drum type washing machine Pending CN1609324A (en)

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SG111301A1 (en) 2005-05-30

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