CN103898708A - Electromagnetic water drainage system and washing machine - Google Patents
Electromagnetic water drainage system and washing machine Download PDFInfo
- Publication number
- CN103898708A CN103898708A CN201210583063.5A CN201210583063A CN103898708A CN 103898708 A CN103898708 A CN 103898708A CN 201210583063 A CN201210583063 A CN 201210583063A CN 103898708 A CN103898708 A CN 103898708A
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- Prior art keywords
- washtub
- becket
- osculum
- drainage system
- seal cover
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/083—Liquid discharge or recirculation arrangements
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F23/00—Washing 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
- D06F23/04—Washing 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 a vertical axis
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/02—Rotary receptacles, e.g. drums
- D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
- D06F37/14—Ribs or rubbing means forming part of the receptacle
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/26—Casings; Tubs
- D06F37/261—Tubs made by a specially selected manufacturing process or characterised by their assembly from elements
- D06F37/263—Tubs made by a specially selected manufacturing process or characterised by their assembly from elements assembled from at least two elements connected to each other; Connecting or sealing means therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The invention relates to an electromagnetic water drainage system and a washing machine. The electromagnetic water drainage system is fixedly connected to the lower portion of a washing drum and comprises at least one drain hole at the bottom of the washing drum, the lower portion of each drain hole is provided with a sealing structure used for sealing the corresponding drain hole, and each sealing structure is controlled to unseal under the action of electromagnetic power and provided with a reset structure used for controlling the corresponding sealing structure to recover a state of sealing the corresponding drain hole. The plurality of drain holes are sealed and unsealed synchronously in water drainage of the washing machine provided with the electromagnetic water drainage system, water drainage is quick, electromagnetic control is safe and reliable, no water is reserved between the washing drum and an outer drum during washing and rinsing, and accordingly washing water is saved.
Description
Technical field
The present invention relates to washing facility field, particularly a kind of electromagnetic type drainage system and washing machine.
Background technology
Common automatic washing machine, on dehydration barrel (washtub) bottom and sidewall, there are many leaking holes, water can, freely in and out of inside and outside washtub, when washing, all have water between outer barrel and washtub, outer barrel is water butt, this part water can not utilize, and causes a large amount of water effectively not utilize, serious waste water resource when washing clothes, in addition, washtub outer wall, long-time easy breed bacteria, the mould contamination clothing of using of outer barrel inwall.
Before applicant, released atresia washer-drier, and utilize advanced pump to promote principle design impeller, when washing, water was brought up to necessary water level, thereby reach the object of water saving, but need to increase equipment pump, at the bottom of washtub, still have leaking hole in addition, can not ensure between outer barrel and washtub anhydrous.
The patent No. 97231435.0 discloses a kind of water saving type full automatic washing machine, the automatic washing machine being formed by the electric component of outer barrel, dehydration barrel, impeller, wash shaft sealing ring, exterior seal ring, speed-reducing clutch, draining valve, the water pipe that sends to the compositor, drainpipe, drain chamber, flange, pallet, gimbal, suspension rod spring, shell and control and driving, the water saving type full automatic washing machine of dehydration barrel inwall atresia.Dehydration bucket bottom is without the leaking hole communicating with outer barrel, on dehydration barrel inwall circumference, there is gutter channel, there is osculum gutter channel topmost termination, at the excircle of speed-reducing clutch output shaft, in joining dehydration barrel between two, pallet, flange is provided with drainage channel, at the bottom of outer barrel, middle part is provided with drain chamber, between drain chamber and flange, can relatively rotate, interior outer barrel sealing ring is housed therebetween, drain outlet and the draining valve of drain chamber are connected, be provided with another water discharge outlet at outer barrel bottom, and connect with the drain outlet of draining valve by the water pipe that sends to the compositor, but, between washtub outer barrel, be provided with the drain chamber of sealing, still some water not being utilized in drain chamber, drain chamber takies washing machine bottom space and causes washing machine height to increase, and by the water pipe that sends to the compositor, two drainage pipelines of drainpipe, drainage mechanism is comparatively complicated.
The patent No. 201120200858.4 discloses a kind of atresia washtub water-saving type laundry machine, comprise control block, casing, atresia washing washtub, impeller, steel ladle, drive system and control system, on described casing, control block is installed, control system is installed in control block, in casing, suspention has steel ladle, atresia washing washtub is installed in steel ladle, in atresia washing washtub, impeller is installed, drive system is connected to atresia washing washtub and impeller, on the ladle body of described atresia washing washtub without apopore, top is provided with apopore, bottom is provided with centrifugal discharge structure.Described centrifugal discharge structure comprise water discharge outlet and under centrifugal action spool movably, spool is located in water discharge outlet.But, just folding under the control of centrifugal force of drainage mechanism, and unreliable.
Given this present invention is proposed.
Summary of the invention
Object of the present invention, for a kind of electromagnetic type drainage system is provided, is controlled multiple osculum synchronous on-offs, and draining is rapid, and Electromagnetic Control is safe and reliable, saves control valve cost.
Another object of the present invention is to provide a kind of washing machine with electromagnetic type drainage system, drainage system device is simple to operate, control reliable, slurry amount less, the washing machine of health environment-friendly, compact conformation.
In order to realize this object, the present invention adopts following technical scheme:
A kind of electromagnetic type drainage system, comprise washtub, described electromagnetic type drainage system is connected in the bottom of washtub, comprise at least one osculum of washtub bottom, each osculum bottom is provided for sealing the hermetically-sealed construction of osculum, described hermetically-sealed construction is opened by electromagnetic power control, is also provided with the resetting structure that recovers sealing osculum state for controlling hermetically-sealed construction on described hermetically-sealed construction.
Further, described hermetically-sealed construction comprises an annular metal ring, be connected with becket for sealing the seal cover of osculum of washtub bottom, described becket bottom arranges the solenoid that electromagnetic power is provided, described becket, seal cover and washtub together rotate.
Described resetting structure is spring reset structure, this spring reset structure comprises spring, be installed on seal cover bottom and recover sealing osculum for controlling seal cover, the lower end of described spring is fixedly connected with one " U " shape fixed support, described fixed support is fixedly connected with the bottom of washtub, and described spring, fixed support and washtub together rotate.
Described becket and washtub are coaxially arranged on the driving shaft of washtub, be connected and realize becket, seal cover and spring and washtub together rotates by becket and washtub concavo-convex, or be connected and realize becket, seal cover and spring and washtub together rotates by becket and the driving shaft that drives washtub to rotate concavo-convex.
On described becket, be provided with the locating dowel of at least one outstanding becket upper end, the bottom of described washtub is provided with the positioning sleeve matching with locating dowel, or described becket inside is provided with axial groove or boss, on driving shaft, be provided with the boss or the groove that match with groove or the boss of becket.
Described solenoid is arranged on the bottom of outer barrel, corresponding with becket position, and position and the quantity of the position of described seal cover and quantity and osculum match.
A kind of washing machine, comprise casing, control panel seat, drive unit and control system, in described casing, suspention has outer barrel, washtub is installed in outer barrel, impeller is installed in washtub, washtub is connected with drive system with impeller, described control panel seat is arranged on casing, in control panel seat, control system is installed, it is characterized in that: described washtub is the washtub of perisporium atresia, washtub bottom is provided with described electromagnetic type drainage system.
Described washtub lower diameter is less than upper diameter, is upwards horn-like structure, described washtub perisporium outward-dipping 5 °～15 ° of direction from bottom to top.
Described washtub bottom is provided with 2～6 osculums, and washtub perisporium inner side is provided with the drainage groove of multiple above-below directions, and drainage groove is made up of the groove of inwardly protruded adjacent fin or outside depression, and the top of each drainage groove arranges water discharge outlet.
Described washtub top is provided with gimbal, and water retaining ribs is formed at the bottom that the outward flange of gimbal extends downward water discharge outlet, and water retaining ribs is between washtub and outer barrel.
Adopt after technical solutions according to the invention, bring following beneficial effect:
1, under normal washing state, between washtub and outer barrel, there is no water, save the water not being utilized between conventional washer washtub and outer barrel, greatly reduce flooding time, also avoided washtub outer wall, outer barrel inwall to soak for a long time the problem that uses easy breed bacteria, mould contamination clothing, realized unapertured water-conservation washing simultaneously.
2, the washings of washtub are discharged washtub by electromagnetic type drainage system, and electromagnetic type drainage system is opened by electromagnetic force control osculum, control reliable.
3, utilize closing of spring restoring force control drainage system, save electric energy.
4, washtub bottom arranges the draining simultaneously of multiple osculums, and Synchronization Control, has improved the speed of draining, has greatly saved the time of washing.
5, the unlatching of electromagnetic force control osculum, simple in structure, substituted multiple draining valves, thereby reduced costs.
6, the lower diameter of washtub is less than upper diameter, is upwards bell-mouth structure of air, and top is provided with multiple water discharge outlet, relies on the High Rotation Speed of washtub when clothes dewatering, and water discharges from the water discharge outlet at the top of washtub.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Brief description of the drawings
Fig. 1: electromagnetic type drainage system of the present invention and washing machine (except casing, control system) structure cutaway view
Fig. 2: electromagnetic type drainage system of the present invention and washing machine (except casing, control system) structure explosive view
Fig. 3: resetting structure and washtub syndeton schematic diagram in electromagnetic type drainage system of the present invention
Fig. 4: solenoid and outer barrel syndeton schematic diagram in electromagnetic type drainage system of the present invention
Fig. 5: becket locating dowel structural representation in electromagnetic type drainage system of the present invention
1, washtub, 2, washing staving, 3, drainage groove, 4, water discharge outlet, 5, water retaining ribs, 6, gimbal, 7, at the bottom of washtub, 9, drive unit, 11, solenoid, 12 beckets, 13, fixed support, 14. springs, 15, seal cover, 16, ring flange, 17, sealing strip, 19, positioning sleeve, 22, outer barrel water discharge outlet, 24, outer barrel, 25, osculum, 26, locating dowel.
Detailed description of the invention
A kind of electromagnetic type drainage system, comprise washtub 1, described electromagnetic type drainage system is connected in the bottom of washtub 1, comprise at least one osculum 25 of washtub 1 bottom, each osculum 25 bottoms are provided for sealing the hermetically-sealed construction of osculum 25, described hermetically-sealed construction is opened by electromagnetic power control, is also provided with the resetting structure that recovers sealing osculum 25 states for controlling hermetically-sealed construction on described hermetically-sealed construction.
As shown in Figure 1 and Figure 2, a kind of electromagnetic type drainage system, be connected in the bottom of washtub 1, comprise at least one osculum 25 of washtub 1 bottom, one annular metal ring 12, being positioned at becket 12 bottoms provides the solenoid 11 of electromagnetic power, be fixedly connected with becket 12 for sealing the seal cover 15 of osculum of washtub 1 bottom, be fixedly connected with the spring 14 resetting for seal cover 15 with seal cover 15, described becket 12, seal cover 15 and spring 14 together rotate with washtub 1.
As shown in Figure 1, Figure 2, Figure 3 shows, the lower end of described spring 14 is fixedly connected with one " U " shape fixed support 13, and described fixed support 13 is fixedly connected with (referring to Fig. 3) with the bottom of washtub 1; Position and the quantity of the position of described seal cover 15 and quantity and osculum 25 match, and could realize the folding control to osculum 25; Described solenoid 11 is arranged on the bottom of the outer barrel 24 of washtub 1 outside, corresponding with becket 12 positions, preferably the bottom of outer barrel 24 have one with the inside groove of solenoid 11, becket 12 is arranged in groove (referring to Fig. 1).
Described becket 12 is coaxially arranged on the driving shaft of washtub 1 with washtub 1, be connected and realize becket 12, seal cover 15 and spring 14 and together rotate with washtub 1 by becket 12 and washtub 1 concavo-convex: the locating dowel 26 that is provided with at least one outstanding becket upper end on described becket 12, the bottom of described washtub 1 is provided with the positioning sleeve 19 matching with locating dowel 26, locating dowel 26 coordinates with positioning sleeve 19, the circumferential registration that can determine becket 12 and washtub 1, the two together rotates.
Or by becket 12 and concavo-convex connection that drives the driving shaft that rotates of washtub 1 realizing becket 12, seal cover 15 and spring 14 and together rotate with washtub 1: described becket 12 inside are provided with axial groove or boss, on driving shaft, be provided with the boss or the groove that match with groove or the boss of becket 12, preferably key connected mode is determined circumferential registration.
A kind of washing machine, comprise casing, control panel seat, drive unit 9 and control system, in described casing, suspention has outer barrel 24, washtub 1 is installed in outer barrel 24, in washtub 1, impeller is installed, washtub 1 is connected with drive system with impeller, described control panel seat is arranged on casing, in control panel seat, control system is installed, described washtub 1 is the washtub of perisporium atresia, only on washtub 1 top, multiple water discharge outlet 4 are set, bottom arranges at least one osculum 25, washtub 1 lower diameter is less than upper diameter, upwards be horn-like structure, washtub 1 bottom is provided with electromagnetic type drainage system, open by electromagnetic force control, the control of spring restoring force is closed.
In washing process, anhydrous between washtub 1 and outer barrel 24, can save like this conventional washer and be trapped in the water that the part between washtub 1 and outer barrel 24 is not utilized, thereby reduce the water consumption of washing, washtub 1 bottom is provided with osculum 25, slurry is discharged by osculum 25 under the control of electromagnetic type drainage system, when dehydration, the osculum of washtub 1 bottom is the state being closed, washtub is High Rotation Speed under the drive of drive unit, water in clothing moves upward along washtub perisporium under the effect of centrifugal force, discharge by water discharge outlet.
As shown in Figure 1 and Figure 2, washtub 17 links together by seamless welding at the bottom of by the washing staving 2 of atresia and washtub, outward-dipping 5 °～15 ° by bottom of the washing stavings 2 of described washtub 1, upwards be horn-like structure, like this, in dehydration, when under the drive of washtub 1 at drive unit when High Rotation Speed, remain in water in clothing under the effect of centrifugal force, move obliquely along the washing staving of washtub 1; The inwall of washing staving 2 is provided with the drainage groove 3 of multiple above-below directions, drainage groove 3 is made up of the groove of inwardly protruded adjacent fin or outside depression, the top of each drainage groove 3 arranges water discharge outlet 4, remain in water in clothing under the effect of centrifugal force, move upward along drainage groove 3, arrive after water discharge outlet 4, by water discharge outlet, 4 places discharge washtub 1.
Preferably washtub 1 bottom is provided with 2～6 osculums 25, further preferably, in washtub 1 bottom, 3 osculums 25 are set, 3 osculums 25 are uniformly distributed in the form of a ring along the center of washtub 1, becket 12 around correspondence arranges 3 seal covers 15, switch on to solenoid 11, becket 12 overcomes spring 14 restoring force actings downwards, 3 seal covers 15 move downward simultaneously, control synchronously opening of osculum 25, the osculum 25 that in washtub 1, the water of washing clothes arranges by washtub 1 bottom is discharged to outer barrel 24, discharge through outer barrel water discharge outlet 22 again, three osculum 25 drainings simultaneously, accelerate the speed of draining, thereby reduce overall wash time, in addition, control so simple, not needing, on three osculums 25, draining valve is installed respectively controls respectively, thereby minimizing control circuit.
Outer elastomeric material or the similar soft material of adopting of seal cover 15, can reduce like this noise in moving process, can also play good sealing function, outer elastomeric material or the similar soft material of adopting of locating dowel 26, like this, also can reduce the noise in rotation process.
Under washing state, spring 14 is in compressive state, like this, the restoring force of spring can make seal cover 15 be close to osculum 25, thereby osculum 25 is played to sealing function, when washing completes, when washings be discharged, switch on to solenoid 11, the electromagnetic attracting force becket 12 of the solenoid 11 after energising, the restoring force that becket 12 drives seal cover 15 to overcome spring 14 moves downward, and seal cover 15 leaves osculum 25, osculum 25 is opened, and the washings in washtub 1 are discharged.
As shown in Figure 2, described washtub 1 bottom is provided with the ring flange 16 for fixing washtub 1, washtub 1 welds or is fastenedly connected with ring flange 16, can welded seal between washtub 1 and ring flange 16 or washtub 1 and ring flange 16 between annular seal bar 17 is set, anti-sealing flows out from 7 junction at the bottom of washing staving 2 and washtub.
As Fig. 1, shown in Fig. 2, on described ring flange 16, be provided with the positioning sleeve 19 matching with locating dowel 26 and the through hole matching with osculum 25, locating dowel 26 on becket 12 coordinates with the positioning sleeve 19 on ring flange 16, can ensure that becket 12 and washtub 1 can together rotate, as shown in Figure 3, seal cover 15 bottoms are provided with spring 14, spring is fixed on by the fixed support 13 of " U " shape on the ring flange 16 of washtub 1 bottom, spring 14 is positioned at fixed support 13 inside of " U " shape, one end of spring 14 is connected with seal cover 15, the other end is connected with the bottom of fixed support 13, the fixed support 13 of " U " shape is fixedly connected with the ring flange 16 of washtub 1 bottom.
As shown in Figure 1 and Figure 2, described washtub 1 top is provided with gimbal 6, and water retaining ribs 5 is formed at the bottom that the outward flange of gimbal 6 extends downward water discharge outlet 4, and water retaining ribs 5 is between washtub 1 and outer barrel 24.Can prevent from like this dabbling to the outside of outer barrel 24 in the time that washtub 1 water is out encountered outer barrel 24 due to inertia.
Described washtub 1 is connected with the drive unit of washing machine with drainage system, and drive unit is independent direct driving motor, or the combination of decelerator and motor.
When use, solenoid 11 no powers under general state, seal cover 15 presses down close-up water hole 25 in the effect of the restoring force of spring 14, while just thinking the slurry in washtub 1 to be discharged, switch on to solenoid 11, under the effect of the electromagnetic force of solenoid 11, attract becket 12 to drive seal cover 15 to move down, thereby the osculum 25 of washtub 1 bottom is opened, washings are discharged, after the washings in washtub 1 are drained, solenoid 11 power-off, electromagnetic force disappears, the restoring force of spring 14 can promote seal cover 15 and drive becket 12 to move up, until seal cover 15 compresses osculum 25, locating dowel 26 on becket 12 coordinates with the positioning sleeve 19 on ring flange 16 simultaneously, positioning metal ring 12, ensure that becket 12 and washtub 1 together rotate, thereby the relative position that ensures seal cover 15 and osculum 25 is constant, in dehydration, when under the drive of washtub 1 at drive unit when High Rotation Speed, remain in water in clothing under the effect of centrifugal force, washing staving along washtub 1 moves obliquely, be discharged to outer barrel 24 by the water discharge outlet on top, discharge through the water discharge outlet of outer barrel 24 again.
Use the washing machine with electromagnetic type drainage system of the present invention, under washing state and rinsing state, between washtub and outer barrel, there is no water, save washtub outer wall, the water not being utilized between outer barrel inwall, greatly reduce slurry, also avoided washtub outer wall simultaneously, outer barrel inwall soaks for a long time and uses easy breed bacteria, the problem of mould contamination clothing, realize unapertured water-conservation washing, the washings of washtub are discharged washtub by electromagnetic type drainage system, electromagnetic type drainage system is opened by electromagnetic force control osculum, control reliable, utilize closing of spring restoring force control drainage system, save electric energy, washtub bottom arranges the draining simultaneously of multiple osculums, Synchronization Control, improve the speed of draining, greatly save the time of washing, the unlatching of electromagnetic force control osculum, simple in structure, multiple draining valves are substituted, thereby reduce costs, the lower diameter of washtub is less than upper diameter, upwards be bell-mouth structure of air, top is provided with multiple water discharge outlet, when clothes dewatering, rely on the High Rotation Speed of washtub, water discharges from the water discharge outlet at the top of washtub.
Above-described embodiment is only that the preferred embodiments of the present invention are described; not the spirit and scope of the present invention are limited; do not departing under the prerequisite of design philosophy of the present invention; the various changes and modifications that in this area, professional and technical personnel makes technical scheme of the present invention, all belong to protection scope of the present invention.
Claims (10)
1. an electromagnetic type drainage system, comprise washtub (1), it is characterized in that: described electromagnetic type drainage system is connected in the bottom of washtub (1), comprise at least one osculum (25) of washtub (1) bottom, each osculum (25) bottom is provided for sealing the hermetically-sealed construction of osculum (25), described hermetically-sealed construction is opened by electromagnetic power control, is also provided with the resetting structure that recovers sealing osculum (25) state for controlling hermetically-sealed construction on described hermetically-sealed construction.
2. electromagnetic type drainage system according to claim 1, it is characterized in that: described hermetically-sealed construction comprises an annular metal ring (12), be connected with becket (12) for sealing the seal cover (15) of osculum of washtub (1) bottom, described becket (12) bottom arranges the solenoid (11) that electromagnetic power is provided, and described becket (12), seal cover (15) together rotate with washtub (1).
3. electromagnetic type drainage system according to claim 2, it is characterized in that: described resetting structure is spring reset structure, this spring reset structure comprises spring (14), be installed on seal cover (15) bottom and be used for controlling seal cover (15) recovery sealing osculum (25), the lower end of described spring (14) is fixedly connected with one " U " shape fixed support (13), described fixed support (13) is fixedly connected with the bottom of washtub (1), and described spring (14), fixed support (13) together rotate with washtub (1).
4. electromagnetic type drainage system according to claim 3, it is characterized in that: described becket (12) is coaxially arranged on the driving shaft of washtub (1) with washtub (1), be connected and realize becket (12), seal cover (15) and spring (14) and together rotates with washtub (1) by becket (12) and washtub (1) concavo-convex, or driving shaft by becket (12) and driving washtub (1) rotation concavo-convex is connected and realizes becket (12), seal cover (15) and spring (14) and washtub (1) together rotates.
5. electromagnetic type drainage system according to claim 4, it is characterized in that: the locating dowel (26) that is provided with at least one outstanding becket upper end on described becket (12), the bottom of described washtub (1) is provided with the positioning sleeve (19) matching with locating dowel (26), or described becket (12) inside is provided with axial groove or boss, on driving shaft, be provided with the boss or the groove that match with groove or the boss of becket (12).
6. according to the arbitrary described electromagnetic type drainage system of claim 2-5, it is characterized in that: described solenoid (11) is arranged on the bottom of outer barrel (24), corresponding with becket (12) position, position and the quantity of the position of described seal cover (15) and quantity and osculum (25) match.
7. a washing machine, comprise casing, control panel seat, drive unit (9) and control system, in described casing, suspention has outer barrel (24), washtub (1) is installed in outer barrel (24), washtub is provided with impeller in (1), washtub (1) is connected with drive system with impeller, described control panel seat is arranged on casing, in control panel seat, control system is installed, it is characterized in that: the washtub that described washtub (1) is perisporium atresia, washtub (1) bottom is provided with the arbitrary described electromagnetic type drainage system of claim 1-6.
8. washing machine according to claim 7, is characterized in that: described washtub (1) lower diameter is less than upper diameter, is upwards horn-like structure, described washtub (1) perisporium outward-dipping 5 °～15 ° of direction from bottom to top.
9. washing machine according to claim 8, it is characterized in that: described washtub (1) bottom is provided with 2～6 osculums (25), washtub (1) perisporium inner side is provided with the drainage groove (3) of multiple above-below directions, drainage groove (3) is made up of the groove of inwardly protruded adjacent fin or outside depression, and the top of each drainage groove (3) arranges water discharge outlet (4).
10. according to the arbitrary described washing machine of claim 7-9, it is characterized in that: described washtub (1) top is provided with gimbal (6), water retaining ribs (5) is formed at the bottom that the outward flange of gimbal (6) extends downward water discharge outlet (4), and water retaining ribs (5) is positioned between washtub (1) and outer barrel (24).
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| CN201210583063.5A CN103898708B (en) | 2012-12-27 | 2012-12-27 | A kind of electromagnetic type drainage system and washing machine |
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| CN201210583063.5A CN103898708B (en) | 2012-12-27 | 2012-12-27 | A kind of electromagnetic type drainage system and washing machine |
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| CN103898708B CN103898708B (en) | 2018-02-23 |
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| CN105040359A (en) * | 2015-04-13 | 2015-11-11 | 熊文 | Washing machine with hole-free inner bucket |
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| CN105624988A (en) * | 2014-11-05 | 2016-06-01 | 青岛海尔洗衣机有限公司 | Full-automatic washing machine |
| WO2016124037A1 (en) * | 2015-02-04 | 2016-08-11 | 青岛海尔洗衣机有限公司 | Water drainage control mechanism for washing machine inner drum, and washing machine |
| CN105862331A (en) * | 2016-05-27 | 2016-08-17 | 无锡小天鹅股份有限公司 | Inner barrel of washing machine and washing machine with same |
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