CN100392171C - Washing machine - Google Patents

Washing machine Download PDF

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Publication number
CN100392171C
CN100392171C CNB2004100716732A CN200410071673A CN100392171C CN 100392171 C CN100392171 C CN 100392171C CN B2004100716732 A CNB2004100716732 A CN B2004100716732A CN 200410071673 A CN200410071673 A CN 200410071673A CN 100392171 C CN100392171 C CN 100392171C
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CN
China
Prior art keywords
cylinder
washings
washtub
washing machine
nozzle
Prior art date
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.)
Expired - Fee Related
Application number
CNB2004100716732A
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Chinese (zh)
Other versions
CN1580374A (en
Inventor
李泰喜
洪文姬
徐贤锡
崔炳杰
洪尚郁
全时汶
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LG Electronics Inc
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LG Electronics Inc
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Publication date
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Publication of CN1580374A publication Critical patent/CN1580374A/en
Application granted granted Critical
Publication of CN100392171C publication Critical patent/CN100392171C/en
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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/26—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets
    • B05B1/262—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets with fixed deflectors
    • B05B1/267—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets with fixed deflectors the liquid or other fluent material being deflected in determined directions
    • 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
    • D06F37/266—Gaskets mounted between tub and casing around the loading opening
    • 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 
    • D06F39/02—Devices for adding soap or other washing agents
    • D06F39/024—Devices for adding soap or other washing agents mounted on the agitator or the rotating drum; Free body dispensers
    • 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
    • D06F39/088—Liquid supply arrangements

Abstract

Disclosed is a washing machine provided with a nozzle for spraying washing water into a drum at a broadened angle, thus improving washing efficiency and rinsing efficiency and reducing a quantity of the washing water consumed. The washing machine comprises a tub for containing washing water, a drum rotatably arranged in the tub for accommodating laundry, a motor for rotating the drum, and a washing water-circulating device for circulating the washing water so that the washing water in the tub is sprayed into the drum, wherein the washing water-circulating device includes a nozzle having a vertical water-spraying angle in the range of 30 DEG to 40 DEG .

Description

Washing machine
Technical field
The present invention relates to a kind of washing machine, is a kind of washing machine that the improvement nozzle can spray into slurry cylinder with bigger angle that has specifically.
Background technology
In general, washing machine is to get on except that the equipment of dirt from clothing by the effect of washing agent and water.
Washing machine is divided into agitator type washing machine, pulsator washing machine and tumbling-box washing machine.
The bar that agitator type washing machine stretches out by two-way rotation wash bucket central area washs the clothing that is placed in one.Impeller is washed formula clothing machine a plate-like impeller is installed in the washtub bottom, places the clothing of sink by means of the washing of the friction between clothing and the current that produced by the two-way rotation of plate-like impeller.The drum inner surface of tumbling-box washing machine stretches out a plurality of lifters, comes clothing in the cleaning-drum by swing roller and wherein water, washing agent and clothing.
Above-mentioned be furnished with multiple auxiliary device as the traditional washing machine of agitator type washing machine, pulsator washing machine and roller washing machine and be used to increase detersive efficiency.For example, a washing water cycling device is installed in washing machine.
Washing water cycling device makes the water that contains washing agent or the clear water (being called " washings " hereinafter) of detergent-free soak into the clothing of putting into cylinder, thereby reduces the washings consumption.Further, washing water cycling device is increased in the friction between clothing and the washings current, therefore increases washability.Accordingly, washing water cycling device is used for the washings that pumping is in the cylindric washer bottom, and the washings of pumping are sprayed into cylinder.
This washing water cycling device comprises a nozzle, is used to spray circulation cleaning water to cylinder.The circulation cleaning water that requirement sprays from nozzle directly sprays in the cylinder with wide-angle.
Summary of the invention
Therefore, the present invention is based on that above problem makes, and an object of the present invention is to provide a kind of washing machine, this washing machine has and can washings be sprayed nozzle in the cylinder with wide-angle, and then improve clean result, raise the efficiency, and reduce the consumption of washings.
According to an aspect of the present invention, above-mentioned and other target can realize that this washing machine comprises: a washtub is used to hold washings by following washing machine; A cylinder rotatably is arranged in the washtub, is used for accommodating laundry; A motor is used for swing roller; With a washing water cycling device, be used for circulation cleaning water, so that the washings in the washtub are sprayed to cylinder, wherein washing water cycling device comprises a nozzle with 30 ° to 40 ° of vertical water jet angles, this vertical water jet angle is from the downward-sloping angle of horizontal direction, this washing water cycling device further comprises a cylinder, and cylinder is installed on the packing ring that is positioned at the washtub front, and is furnished with a through hole and is used to make circulation cleaning water to pass through.
According to a further aspect of the invention, provide a kind of washing machine, comprising: a washtub is used to hold washings; A cylinder rotatably is arranged in and is used for accommodating laundry in the washtub; A motor is used for swing roller; With a washing water cycling device, these washings that are used to circulate, so that the washings in the washtub are sprayed to cylinder, wherein washing water cycling device comprises a nozzle with the horizontal water jet angle in 110 ° to 130 ° scopes.
According to another aspect of the present invention, provide a kind of washing machine, comprising: a washtub is used to hold washings; A cylinder rotatably is arranged in the washtub, is used for accommodating laundry; A motor is used for swing roller; With a washing water cycling device, be used for circulation cleaning water, so that the washings in the washtub are sprayed in the cylinder, wherein washing water cycling device comprises a nozzle with left and right sides different vertical water jet angle.
According to another aspect in addition of the present invention, a kind of washing machine is provided, comprising: a washtub is used to hold washings; A cylinder rotatably is arranged in the washtub, is used for accommodating laundry; A motor is used for swing roller; With a washing water cycling device, be used for circulation cleaning water, so that the washings in the washtub are sprayed in the cylinder, wherein washing water cycling device comprises a nozzle with left and right sides varying level water jet angle.
Description of drawings
With reference to detailed description and relevant drawings hereinafter, understand above and other objects of the present invention, feature and other advantage with will become more apparent, wherein:
Fig. 1 illustrate one according to the present invention the partial, exploded perspective view of an embodiment of washing machine;
Fig. 2 illustrate one according to the present invention the longitudinal sectional drawing of an embodiment of washing machine;
Fig. 3 illustrates first embodiment longitudinal sectional drawing according to the nozzle of washing machine of the present invention;
Fig. 4 illustrates a decomposing section partly according to first embodiment of nozzle of the present invention, and washings are sprayed into cylinder by this nozzle;
Fig. 5 illustrates a cutaway view according to second embodiment of the nozzle of washing machine of the present invention;
Fig. 6 illustrates a rearview according to the 3rd embodiment of the nozzle of washing machine of the present invention;
Fig. 7 illustrates a decomposing section partly according to the 3rd embodiment of nozzle of the present invention, sprays into cylinder by these nozzle washings; With
Fig. 8 illustrates a cutaway view according to the 4th embodiment of the nozzle of washing machine of the present invention.
The specific embodiment
Describe the preferred embodiments of the present invention below with reference to the accompanying drawings in detail.In the drawings, identical or similar elements will adopt identical label to represent, even they are indicated among the different figure.In following description of this invention, the detailed description of known function and structure will be omitted, and this will make subject content of the present invention more clear.
Fig. 1 illustrate one according to the present invention the partial, exploded perspective view of an embodiment of washing machine.
Fig. 2 illustrate one according to the present invention the longitudinal sectional drawing of an embodiment of washing machine.
As illustrated in fig. 1 and 2, washing machine of the present invention comprises a cabinet 2, a washtub 10 that is positioned at cabinet 2, washtub 10 by the stable support of cabinet 2 holds washings (w), the cylinder 20 rotatable washtubs 10 that are arranged in are interior with accommodating laundry (m), and a drive motor 30 is in order to swing roller 20.
Cabinet 2 comprises a bottom 3, bottom 3 is furnished with a damper 3a who is connected to washtub 10, casing 4 is positioned at the both side surface and the back side that is used on the bottom 3 around washtub 10, and is furnished with spring 4a at this place suspention washtub 10, the front that casing cover plate 5 is arranged in casing 4 is used to seal the front surface of casing 4, and heart zone is furnished with one and enters hole 5a therein, so that clothing (m) is inserted washtub 10 by it, top board 6 is used to cover the end face of casing 4, and control panel 7 is installed on the end face of casing cover plate 5 or is used to control washing machine on the top board 6.
Door 9 is installed on the casing cover plate 5, is used for opening and closing entering hole 5a.
Door 9 comprises a doorframe 9c, have an opening in doorframe 9c central area, with a lock cell 9b who locks mutually with casing cover plate 5, this lock cell 9b is connected to casing cover plate 5 by means of hinge 9a in the one side, with a door glass 9d, door glass 9d is installed in the opening part of doorframe 9c, and it forms the convex surface that points to cylinder 20.
Washtub 10 comprises an opening 12, be placed in the cylinder 20 by opening 12 clothings (m), with a packing ring 14 of being furnished with hermetic unit,, leave washtub 10 from washtub 10 leakages and clothing (m) in order to prevent washings (w) around the back side of opening 12 contact doorframe 9c or door glass 9d.
Cylinder 20 comprises an inlet port 21 that is formed on its front surface, in cylinder 20, put into clothing (m) by inlet port, the side and the back side at cylinder are formed with a plurality of through holes 22, washings (w) enter cylinder 20 by these through holes, and lifter 23 is installed in and is used for handling clothing (m) on the cylinder inner headed face.The bottom of cylinder 20 is immersed in the washings (w) of washtub 10.
Drive motor 30 is installed in the back side of washtub 10.The rotating shaft 31 of drive motor 30 penetrates the back side of washtub 10, links to each other by washtub 10 supports and with the back side of cylinder 20.
On washtub 10, be furnished with a water supply unit, be used to supply with washings (w) to washtub 10.
The water supply unit comprises: a water-supply valve 41, and it is connected to an external hose 40, and this valve is used for controlling discontinuously the clear water (w) that is provided by external hose 40; A water supply hose 42 is used to guide water to pass through feed water valve 41; The detergent box 43 that the washing agent compartment is arranged; Give aquaporin and an outlet for one, mixes afterwards by this outlet discharge with washing agent in leaving the washing agent compartment in by the water of flexible pipe 42 supplies; With a feed-water corrugated pipe 44, bellows one end is connected to the outlet of detergent box 43, and the other end is connected to the inlet in the assigned address formation of washtub 10 end faces, and the water or the washing agent of discharging from detergent box 43 by this bellows are imported in the washtub 10.
Be formed with an osculum 15 in the bottom surface of washtub 10, be discharged into the outside by these osculum washings (w), osculum links to each other with a bellows drainpipe 48, is used for guiding washings (w) to discharge from washtub 10.
A pump installation 50 links to each other with bellows drainpipe 48, and the washings (w) that this pump installation is used to pump or recirculation is discharged by washtub 10 by osculum 15 and bellows drainpipe 48 are to cylinder 20.
Pump installation 50 comprises 52, one draining pumps 54 of a filter cartridge and a circulating pump 56.
Filter cartridge 52 comprises a connector, and it links to each other with bellows drainpipe 48, and one is used for linking to each other with circulating pump 56 and a filter with draining pump 54 by the passage of washings, and it is used for filtering as impurity such as fibre debriss from washings (w).
A scupper hose 55 that stretches out cabinet 2 links to each other with draining pump 54, and this scupper hose is used for discharging the washings (w) of introducing filter cartridge 52 when washing machine is in discharging mode.
A loop hose 60 that stretches to packing ring 14 upper ends links to each other with circulating pump 56, and this loop hose is used for pumping out at the washings (w) that washing machine is in washing or will introduces filter cartridge 52 during the rinsing pattern.
The contiguous packing ring 14 of one end of loop hose 60.
The spray unit of being furnished with a nozzle links to each other with loop hose 60, and the washings (w) that nozzle is used for being directed spray cylinder 20.
Fig. 3 illustrates the longitudinal sectional drawing of first embodiment amplification of the nozzle of washing machine according to the present invention; Fig. 4 illustrates a decomposing section partly according to first embodiment of nozzle of the present invention, and washings spray into cylinder by this nozzle.
Shown in Fig. 3 and 4, packing ring 14 comprises a columniform flange 14b and a through hole 14a who passes the flange 14b of this cylinder.
This spray unit is used for the washings that pump via loop hose 60 from the inboard spray of packing ring 14 inside to cylinder 20, the spray unit comprises a cylinder 72 that stretches out from cylindrical lip 14b upper end, cylinder has a through hole 72a and links to each other with loop hose 60, cylinder places through hole 14a and cylindrical lip 14b so that washings (w) therefrom flow through, be equipped with a nozzle 74 in the lower end of cylinder 72, be used for washings being gone into cylinder 20 by cylinder 72 sprays with wide-angle.
Protruding 72b who is hook structure is formed on the periphery of cylinder 72 and is stuck in the upper end of cylindrical lip 14b, thereby prevents that cylinder 72 is owing to its deadweight, current and external vibration drop out packing ring 14 bottoms.
Cylinder 72 passes through hole 14a and is pressed into packing ring 14.
This nozzle 74 forms integral body with the lower end of cylinder 72, and places the top of packing ring 14 inboards.
Nozzle 74 at the jet angle (α) of vertical direction between 30 ° to 40 °, so that the washings (w) that spray out from nozzle 74 directly spray the bottom of rear surface 26 or the circumferential section 28 of cylinder 20.
When the vertical jet angle of nozzle 74 is too small, injected washings will only be directed onto 26 tops, the back side of cylinder 20.When the vertical jet angle of nozzle 74 is excessive, injected washings will only be directed onto the front portion of the circumferential section 28 of cylinder 20.Therefore the vertical jet angle of nozzle 74 is limited between 30 ° to 40 °, so that washings (w) are sprayed in the cylinder 20 equably.
Nozzle 74 opens wide towards the back side at cylinder 20 back sides 26, and both side surface is partly opened wide.Nozzle 74 comprises: go up horizontal component 75 for one, this horizontal component flatly stretches out from the lower end of cylinder 72; A preceding vertical component 76, this vertical component is vertically stretched out by top horizontal component 75; With the part 77 that has a down dip, this sloping portion lower end of vertical component 76 in the past stretches out and is positioned at below the through hole 72a.
Before vertical component 76 be by the front end place bending of last horizontal component 75.
If the nozzle height of lower tilt part 77 (H), promptly through hole 72a lower end when too small, just is difficult to spray washing water (w) effectively to the distance of the part 77 that has a down dip.When the nozzle height of following sloping portion 77 (H) was excessive, the part that then has a down dip 77 was interfered with door glass 9d, and the distance of the spray washing water (w) in cylinder 20 also reduces.Therefore, have a down dip part 77 nozzle height (H) preferably at 2mm in the 4mm scope.
Preferably, the length of the part that has a down dip 77 (L) is limited to 20mm in the scope of 25mm, so that guide washings (w) fully and prevent to have a down dip part 77 and the door glass 6d interference that is positioned at around it.
When the diameter (d) of the through hole 72a of cylinder 72 reduced, the water spray distance of the part that has a down dip 77 increases and linear loss (passage loss) increases.Therefore, if the vertical jet angle (α) of nozzle 74 within 30 ° to the 40 ° scopes time, the diameter (d) of the through hole 72a of cylinder 70 is 0.4 to 0.65 times of nozzle 74 diameters (D) preferably.
Hereinafter, the operation of washing machine of the present invention will be described in detail.
At first, clothing (m) is inserted in the cylinder 20, and door 9 is closed on the casing cover plate 5.Then, washing machine operation.Then, the washings (w) that provided by bellows 44 are provided for the bottom of washtub 10, bellows drainpipe 48 and filter cartridge 52, and clothing in the cylinder 20 (m) is passed the washings (w) that through hole 22 enters and soaks.
After this, drive motor 30 operation rotary drums 20, clothing (m) are raised device 23 in cylinder 20 mentions and falls, thereby is cleaned under the effect of washing agent and water.
When washing machine was in water supply or washing mode, circulating pump 56 work were so that pump the washings (w) in the filter cartridge 52.Washings (w) by circulating pump 56 pumpings pass the top that loop hose 60 is directed to packing ring 14, through the through hole 72a of cylinder 72, are sprayed.
Pass washings (w) that the through hole 72a of cylinder 72 falls and bump against, spray then on the back side 26 or periphery 28 of cylinder 20, soak into clothing (m) whereby equably with the upper surface of the part 77 that has a down dip.
Usually, clothing (m) is lifted to top in cylinder 20, fall then.Yet part clothing (m) falls after being lifted to the centre of cylinder 20, and is directly sprayed the back side 26 of cylinder 20 or the bottom of periphery 28 widely by the washings (w) of nozzle 72 sprays.Therefore, washings (w) directly soak into those clothings (m) that falls then in the middle of being lifted in cylinder 20.
That is,,, when consuming identical washings (w) amount, improve detersive efficiency so washing machine of the present invention is saved certain washings (w) under identical washability because circulated washing water (w) is soaked into all clothings (m) equably.
After finishing the washing mode of washing machine, sewage remains in bottom, bellows drainpipe 48 and the filter cartridge 52 of washtub 10.When starting draining pump 54, these sewage are discharged via flexible pipe 55.
Further, when washing machine ran on the rinsing pattern, the washings of cleaning (w) were infeeded washtub 10 so that the soap lather in the rinsing clothes (m).When washing machine is selected the rinsing pattern, the washings (w) that provided by water supply bellows 44 are kept in washtub 10 bottoms, bellows drainpipe 48 and the filter cartridge 52, motor 30 starting is used for rinsing clothes (w) with swing roller 20, and the clothing in cylinder 20 (m) is raised device 23 and mentions then and fall.By this, soap lather is washed water (w) and rinses out from clothing (m).
When the water supply of washing machine or rinsing pattern, the same with the washing mode of washing machine, circulating pump 56 runnings, the vertical jet angle (α) of the following sloping portion 77 of washings (w) in 30 ° to 40 ° scopes by nozzle 74, spray the back side 26 or periphery 28 bottoms widely, thereby soak into clothing (m) equably at cylinder 20.Therefore, washing machine of the present invention has reduced supply washings (w) and improved rinse efficiency when using equivalent washings (w) when identical rinsing ability.
Because therefore square direct ratio of the number of times of rinse efficiency and the washing water yield and rinsing pattern preferably uses a small amount of washings (w) to repeat rinsing pattern several times in order to obtain identical rinsing ability.Because the washings (w) by nozzle 74 sprays contact clothing (m) equably, therefore increase rinsing pattern number of times, make the consumption that has reduced washings (w) when keeping the rinsing ability.
After finishing the rinsing pattern of washing machine, sewage remains on the bottom of washtub 10, in bellows drainpipe 48 and the filter cartridge 52.When starting draining pump 54, these sewage are discharged via flexible pipe 55.
Then, elected in during dehydration mode, cylinder 20 makes clothing (m) centrifugal dehydration with rotation at a high speed.
Fig. 5 illustrates a cutaway view according to second embodiment of the nozzle of washing machine of the present invention.
As shown in Figure 5, the horizontal-jet angle of present embodiment nozzle 74 is in 110 ° to 130 ° scopes, so that the washings of spray can directly not concentrated to be ejected in the cylinder 20 in the ejection of the side of nozzle 74.The element of in a second embodiment other, the same with first embodiment basically except that nozzle 74 as circulating device, thereby use identical label to represent, even they are shown in the different accompanying drawings.Therefore, since unnecessary, the detailed description that will omit this class component in a second embodiment.
Washings (w) trend by nozzle 74 sprays little by little inwardly turns to.Preferably, nozzle 74 has a unlimited back side and the two sides of angle between 130 ° to 140 °, so that the jet angle of the level of nozzle 74 is in 110 ° to 130 ° scopes.
Nozzle 74 comprises the last horizontal component that flatly stretches out from the cylinder lower end, the preceding vertical component 76 that vertically stretches out from last horizontal component, the part 77 that has a down dip that the past vertical component 76 stretches out, and at last horizontal component and the side vertical component 78 and 79 between the part 77 of having a down dip, both sides vertical component 78 and 79 in the horizontal direction angle in 130 ° to 140 ° scopes.The washings (w) that the end face of the part 77 that has a down dip together bumps against are collected by side vertical component 78 and 79, and concentrated the spray in the cylinder 20.
Fig. 6 illustrates a backsight according to the 3rd embodiment of the nozzle of washing machine of the present invention.Fig. 7 illustrates a decomposing section partly according to the 3rd embodiment of nozzle of the present invention, is sprayed into cylinder by these nozzle washings.
Shown in Fig. 6 and 7, the vertical jet angle of the nozzle about 74 of present embodiment has different angles.The element of other in the 3rd embodiment, the same with first or second embodiment basically except that nozzle 74 as circulating device, thereby use identical label to represent, even they are shown in the different accompanying drawings.Therefore, since unnecessary, the detailed description that in the 3rd embodiment, will omit this class component.
Nozzle 74 comprises: go up horizontal component 75 for one, this horizontal component flatly stretches out from the lower end of cylinder 72; A preceding vertical component 76, this vertical component is vertically stretched out by last horizontal component 75; With the part 77 that has a down dip, this sloping portion lower end of vertical component 76 in the past stretches out and is relative with the through hole of cylinder 72.Here, the vertical jet angle of the part that has a down dip 77 1 sides is between 5 ° to 20 °, and the vertical jet angle of the opposite side of the part that has a down dip 77 is between 30 ° to 50 °.
Washings bump against with the end face of the sloping portion 77 of the bottom of nozzle 74, are sprayed with different vertical jet angles by the both sides from the part 77 that has a down dip then.
Promptly, part washings are directed to the part 77a of 74 big vertical jet angle of nozzle, on the part 28 of cylinder 20 circumference, and another part washings are directed into the part 77b of the less vertical jet angle of nozzle 74 with spray, with spray on the back side 26 of cylinder 20.
Further, for reducing the vertical jet angle of this part 77a and 77b step by step, or arrange this part 77a and 77b in the horizontal direction brokenly, can reduce the vertical jet angle of this part 77a and 77b linearly.
Fig. 8 illustrates a cutaway view according to the 4th embodiment of the nozzle of washing machine of the present invention.
As shown in Figure 8, the nozzle 74 of present embodiment has the jet angle (γ of the level of different angles 1, γ 2).Other elements in the 4th embodiment, the same with first, second or the 3rd embodiment basically except that nozzle 74 as circulating device, thereby use identical label to represent, even they are shown in the different accompanying drawings.Therefore, since unnecessary, the detailed description that in the 4th embodiment, will omit this class component.
Nozzle 74 comprises: go up horizontal component for one, this horizontal component flatly stretches out from the lower end of cylinder; A preceding vertical component 76, this vertical component is vertically stretched out by last horizontal component; With the part 77 that has a down dip, this sloping portion lower end of vertical component 76 in the past stretches out and is relative with the through hole of cylinder; And the side vertical component 78 and 79 between the part of last level and part 77 both sides that have a down dip, it has different level inclinations.Here, the horizontal-jet angle of a side of the part that has a down dip 77 is in 30 ° to 50 ° scope, and the horizontal-jet angle of the opposite side of the part 77 that has a down dip is between 60 ° to 80 °.
That is, nozzle 74 has a unlimited back side, and the side vertical component 78 in the side vertical component 78 and 79 has the jet angle (γ of a relative less level 1), make by this and the part 77 of having a down dip bumps against and the washings that guided by side vertical component 78 are directed to the cylinder back side.Further, the opposite side vertical component 79 in the side vertical component 78 and 79 has the jet angle (γ of a relatively large level 2), make by this and the part 77 of having a down dip bumps against and the washings that guided by side vertical component 79 are directed to the roll circumference face portion.
As seen from the above description, washing machine of the present invention has following advantage.
At first, this washing machine comprises a nozzle with vertical jet angle between 30 ° to 40 °, so that be directed to the cylinder back side or circumferential section bottom from the washings of nozzle spray, and the clothing in the guide pulley equably, improve washing and rinse efficiency by this and reduce certain washings consumption.
Secondly, this washing machine comprises that one has the horizontal-jet angle at 110 ° to 130 ° nozzle, so that be directed to cylinder from the washings concentrated area of this nozzle spray so that minimum, improve washing and rinse efficiency by this and reduce certain washings consumption from the washings that spill between cylinder and washtub.
The 3rd, this washing machine comprise one have different about the nozzle of vertical jet angle, so that make the washings that are directed into the less relatively vertical jet angle part of nozzle be directed to the cylinder rear portion, and make the washings that are directed into the relatively large vertical jet angle part of nozzle be directed to the roll circumference part, washings are directed on the clothing in the cylinder equably, improve washing and rinse efficiency by this and reduce certain washings consumption.
The 4th, this washing machine comprises a nozzle with different left and right horizontal jet angles, so that make the washings that are directed into the less relatively horizontal-jet angle part of nozzle be directed to the cylinder rear portion, and make the washings that are directed into the relatively large horizontal-jet of nozzle angle part be directed to the roll circumference part, washings are directed on the clothing in the cylinder equably, improve the certain washings consumption of washing and rinse efficiency and minimizing by this.
Though the preferred embodiments of the present invention have disclosed the illustrative purpose, those of ordinary skills still may carry out multiple modification, additional and replacement, and do not break away from the scope and spirit of the present invention that illustrate in claims.

Claims (21)

1. washing machine, comprising: a washtub is used to hold washings; A cylinder, rotatable being arranged in is used for accommodating laundry in the washtub; A motor is used for swing roller; With a washing water cycling device, be used for circulation cleaning water, so that the washings in the washtub are sprayed in the cylinder,
Wherein this washing water cycling device comprises a nozzle, the vertical water jet angle of nozzle is in 30 ° to 40 ° scope, this vertical water jet angle is from the downward-sloping angle of horizontal direction, this washing water cycling device further comprises a cylinder, cylinder is installed on the packing ring that is positioned at the washtub front, and is furnished with a through hole and is used to make circulation cleaning water to pass through.
2. washing machine according to claim 1, wherein washing water cycling device comprises:
One one end is connected to the bellows drainpipe of the osculum on the washtub, is used to derive the washings in the washtub;
A circulating pump links to each other with the other end of bellows drainpipe, is used for the washings that pumping is derived; With
A loop hose, an end is connected to circulating pump, and the other end is connected to cylinder, is used to guide the washings of this pumping to cylinder.
3. according to the washing machine described in the claim 1,
Wherein the cylinder through-hole diameter should be 0.4 to 0.65 times of nozzle diameter.
4. washing machine according to claim 1, wherein nozzle comprises:
Last horizontal component is flatly stretched out by the lower end of cylinder;
Preceding vertical component vertically stretches out from last horizontal component; With
The part that has a down dip, stretch out with 30 ° of vertical dip angle to 40 ° of scopes the vertical component lower end in the past, is arranged to relative with through hole.
5. washing machine according to claim 4,
The core of the part that wherein has a down dip and the lower end of through hole are at a distance of the distance of 2mm to 4mm.
6. washing machine according to claim 4,
The partial-length that wherein has a down dip is that 20mm is to 25mm.
7. washing machine, comprising: a washtub is used to hold washings; A cylinder rotatably is arranged in and is used for accommodating laundry in the washtub; A motor is used for swing roller; With a washing water cycling device, these washings that are used to circulate, so that the washings in the washtub are sprayed to cylinder,
Wherein washing water cycling device comprises that has the nozzle of horizontal-jet angle in 110 ° to 130 ° scopes.
8. washing machine as claimed in claim 7,
Nozzle wherein has the angle of a unlimited back side and its two sides in 130 ° to 140 ° scopes.
9. according to the washing machine described in the claim 7,
Wherein washing water cycling device further comprises a cylinder, and cylinder is installed on the packing ring that is positioned at the washtub front, and is furnished with a through hole and is used to make circulation cleaning water to pass through.
10. washing machine according to claim 9, washing water cycling device comprises therein:
One one end is connected to the bellows drainpipe of the osculum in the washtub, is used to derive the washings in the washtub;
A circulating pump links to each other with the other end of bellows drainpipe, is used for the washings that pumping is derived; With
A loop hose, an end is connected to circulating pump, and the other end is connected to cylinder, is used to guide the washings of this pumping to cylinder.
11. washing machine according to claim 9, nozzle comprises therein:
Last horizontal component is flatly stretched out by the lower end of cylinder;
Preceding vertical component vertically stretches out from last horizontal component;
The part that has a down dip, stretch out the vertical component lower end in the past, is positioned at the position relative with the cylinder through hole; With
At last horizontal component and the side vertical component between the part both sides of having a down dip, its level inclination is between 130 ° to 140 °.
12. a washing machine comprises: a washtub is used to hold washings; A cylinder, rotatable being arranged in the washtub with accommodating laundry; A motor is used for swing roller; With a washing water cycling device, be used for circulation cleaning water, so that the washings in the washtub are sprayed in the cylinder,
Wherein washing water cycling device comprises a nozzle, different vertical water jet angle about it has.
13. washing machine according to claim 12,
Wherein an angle in the left and right sides vertical water jet angle of this nozzle is between 5 ° to 20 ° scope, and another angle in the left and right sides vertical water jet angle of this nozzle is between 30 ° to 50 ° scope.
14. washing machine as claimed in claim 12,
Wherein this washing water cycling device further comprises a cylinder, and this cylinder is installed on the packing ring that is positioned at the washtub front, and is furnished with a through hole, is used to make circulation cleaning water to pass through.
15. washing machine according to claim 14, wherein washing water cycling device comprises:
One one end is connected to the bellows drainpipe of the osculum in the washtub, is used to derive the washings in the washtub;
A circulating pump links to each other with the other end of bellows drainpipe, is used for the washings that pumping is derived; With
A loop hose, an end is connected to circulating pump, and the other end is connected to cylinder, is used to guide the washings of this pumping to cylinder.
16. washing machine according to claim 14, wherein nozzle comprises:
Last horizontal component is flatly stretched out by the lower end of cylinder;
Preceding vertical component vertically stretches out from last horizontal component; With
The in the past vertical component lower end part that has a down dip of stretching out, the position is relative with the through hole of cylinder, and one end vertical water jet angle is in 5 ° to 20 ° scopes, and other end vertical water jet angle is in 30 ° to 50 ° scopes.
17. a washing machine comprises: a washtub is used to hold washings; A cylinder rotatably is arranged in the washtub with accommodating laundry; A motor is used for swing roller; With a washing water cycling device, be used for circulation cleaning water, so that the washings in the washtub are sprayed in the cylinder,
Wherein washing water cycling device comprises a nozzle, different horizontal water jet angle about it has.
18. according to the washing machine described in the claim 17,
Wherein an angle in the left and right horizontal water jet angle of nozzle is within 30 ° to 50 ° scopes, and another angle in the left and right horizontal water jet angle of nozzle is within 60 ° to 80 ° scopes.
19. according to the washing machine described in the claim 17,
Wherein washing water cycling device further comprises a cylinder, and cylinder is installed on the packing ring that is positioned at the washtub front, and is furnished with a through hole and is used to make circulation cleaning water to pass through.
20. washing machine according to claim 19, wherein washing water cycling device comprises:
One one end is connected to the bellows drainpipe of the osculum in the washtub, is used to derive the washings in the washtub;
A circulating pump links to each other with the other end of bellows drainpipe, is used for the washings that pumping is derived; With
A loop hose, an end is connected to circulating pump and the other end is connected to cylinder, is used to guide the washings of this pumping to cylinder.
21. washing machine according to claim 19, wherein nozzle comprises:
Last horizontal component is flatly stretched out by the lower end of cylinder;
Preceding vertical component vertically stretches out from last horizontal component; With
The part that has a down dip, stretch out the vertical component lower end in the past, is positioned at the position relative with the cylinder through hole, and one of its horizontal water jet angle is in 30 ° to 50 ° scopes, and the water jet angle of another level is in 60 ° to 80 ° scopes.
CNB2004100716732A 2003-08-07 2004-07-21 Washing machine Expired - Fee Related CN100392171C (en)

Applications Claiming Priority (2)

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KR54629/2003 2003-08-07
KR1020030054629A KR100688160B1 (en) 2003-08-07 2003-08-07 Front loading type drum washing machine

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CN100392171C true CN100392171C (en) 2008-06-04

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EP (1) EP1505191A1 (en)
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EP1505191A1 (en) 2005-02-09

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