CN102191657A - Washing machine - Google Patents

Washing machine Download PDF

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Publication number
CN102191657A
CN102191657A CN2011100651282A CN201110065128A CN102191657A CN 102191657 A CN102191657 A CN 102191657A CN 2011100651282 A CN2011100651282 A CN 2011100651282A CN 201110065128 A CN201110065128 A CN 201110065128A CN 102191657 A CN102191657 A CN 102191657A
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China
Prior art keywords
mentioned
washing
clean
water
drainpipe
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Granted
Application number
CN2011100651282A
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Chinese (zh)
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CN102191657B (en
Inventor
神谷纯司
犬塚正
矢泽龙太
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Panasonic Holdings Corp
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Matsushita Electric Industrial Co Ltd
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Publication of CN102191657A publication Critical patent/CN102191657A/en
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Publication of CN102191657B publication Critical patent/CN102191657B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a washing machine, comprising an intake valve, a discharging pipe, a discharging valve, a light passing part, a turbidity detecting part, a washing hosepipe, an intake spreading component, a pair of tubular spreading rigid pipe parts and a controlling part; the discharging pipe and the discharging valve are connected with a connecting pipe which is arranged at the bottom of an outer barrel; the light passing part and the turbidity detecting part are arranged on the discharging pipe; the washing hosepipe and the discharging pipe are connected with the intake valve and the discharging pipe; the intake spreading component is arranged in the discharging pipe; the tubular spreading rigid pipe components are arranged in a washing hole of the intake spreading component, facing to the turbidity detecting part; the controlling part controls a series of procedures as the washing procedure, the dehydrating procedure and the like; the control part controls the action of the intake valve, supply water to the intake spreading component and spray the water through the washing hole of the spreading rigid pipe to wash the light passing part which is next to the turbidity detecting part so as to decrease the changes of the light passing degrees and prevent the detecting function from decreasing.

Description

Washing machine
Technical field
The present invention relates to a kind of washing machine that can carry out corresponding control to actions such as washing, rinsing runnings according to the degree of fouling of cleaning solution.
Background technology
In existing washing machine, the light transmittance of utilizing the light sensors cleaning solution that has, and according to the removal degree that its rate of change the detects dirt control of turning round.Printing opacity situation variation for fear of the structure division that detects light transmittance, proposed to utilize the water feed apparatus water inlet and flowed into the draining valve portion that optical sensor is housed, to clean the method (wherein an example can with reference to day disclosure communique spy open flat 3-133496 number) of light through portion.
Fig. 7 is the longitudinal sectional view of the washing machine in the past that discloses of above-mentioned patent documentation, and Fig. 8 is the transverse sectional view that the light of this draining valve sees through portion.As shown in Figure 7, on draining valve 10, be equipped with and send and receiving infrared-ray, and detect the muddy degree of cleaning solution, detect the turbidity checkout gear 14 of the degree of fouling of clothing according to its printing opacity degree, rate of change.
As shown in Figure 8, infrared ray sends from illuminating part 16, penetrate the thinner wall section 15,15 that is formed at draining valve 10 ', received by light accepting part 17.
In addition, form hard pipe section 18 on the draining valve 10, the hole 19 of this hard pipe section 18 is formed at the roughly tangential direction of inside diameter 21 on the draining road 20 of draining valve 10.Connect washing hose 22 on the above-mentioned hard pipe section 18, and link to each other with the water feed apparatus 26 of top case 23 inside that are contained in Fig. 7.
, flow by hard pipe section 18 from the water of washing hose 22 along inside diameter 21, with a spot of water clean thinner wall section 15,15 ', the portion that sees through of light just is so that can correctly hold the turbidity detection of transmittance section.
But, in above-mentioned structure in the past, have following these problems.Though utilize cleaning fluid vortex shape ground to flow through and clean as light see through the thinner wall section 15,15 of portion ' inner peripheral surface, really can play certain effect, but, powerful from the cleaning fluid in the hole 19 of hard pipe section 18 flow velocity when the thinner wall section 15 of impacting near illuminating part 16, thereby cleaning performance is good, and impact near the thinner wall section 15 of the light accepting part 17 of relative 180 degree positions ' cleaning fluid because flow velocity has descended, can not obtain sufficient cleaning performance.
That is to say, clean, also still can As time goes on become gradually and attach dirt easily even light is seen through portion.Therefore, the above-mentioned infrared ray that sends, received by light accepting part 17 from illuminating part 16 thinner wall section 15 and thinner wall section 15 ' the printing opacity degree just might change.Particularly owing to, can cause the very big difference of printing opacity degree change situation appearance of illuminating part and light accepting part from the difference of the flow velocity (flow) of the water of water feed apparatus.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, washing machine of the present invention comprises: flexiblely be lifted on the outer bucket in the casing; Rotate the interior bucket that is supported on freely in the outer bucket; The drive division that bucket rotates in driving; Be arranged on the water intaking valve on casing top; The drainpipe of water from outer bucket discharge; The light that is arranged on the drainpipe sees through portion; Turbidity detection portion according to the muddy degree that sees through the degree detecting cleaning solution of light; The washing hose that links water intaking valve and drainpipe; Link to each other with this washing hose and be formed at the cleaning hard tube of drainpipe; The action of parts such as control drive division, water intaking valve, and the control part of controlling according to a series of processes such as inferior ordered pair washing, rinsing, dehydrations.Clean hard tube and have diffusion hard pipe section cylindraceous, offer the clean-out opening of a pair of sensing turbidity detection portion above.Control part control water intaking valve starts water inlet, by washing hose and clean hard tube, from a pair of clean-out opening ejection, clean light near turbidity detection portion see through portion or/with and near position.
Adopt after the said structure, can enough running water directly impact to clean and be used to detect the illuminating part of cleaning solution turbidity and the light of light accepting part sees through portion or near position it, therefore, can prevent the variation of the light transmittance that causes after As time goes on the residual foam of washing agent and dirt attach as far as possible, suppress the decline of measuring ability.
Description of drawings
What Fig. 1 represented is the longitudinal sectional view of the washing machine in the embodiment of the invention,
What Fig. 2 represented is the circuit block diagram of the washing machine in the embodiment of the invention,
What Fig. 3 represented is the cutaway view of the drainpipe portion of the washing machine in the embodiment of the invention,
What Fig. 4 represented is to represent that the light of the drainpipe portion of the washing machine in the embodiment of the invention sees through the cutaway view of portion,
The outside drawing of the water inlet proliferation part of the drainpipe portion that is arranged on the washing machine in the embodiment of the invention that Fig. 5 represents,
Fig. 6 represents is the schematic diagram of program of the washing~dehydration of the washing machine in the expression embodiment of the invention,
What Fig. 7 represented is the longitudinal sectional view of existing washing machine,
Fig. 8 represents is the transverse sectional view that the light of the draining valve of existing washing machine sees through portion.
The specific embodiment
Come with reference to the accompanying drawings specific embodiments of the invention are elaborated.Wherein,, go up identical symbol, no longer carry out explanatory note compiling for structure and the identical position of example in the past.It is pointed out that simultaneously technical scope of the present invention is not subjected to the qualification of these embodiment.
Fig. 1 is the longitudinal sectional view of the washing machine in the embodiment of the invention, and Fig. 2 is the circuit block diagram of this washing machine.
In Fig. 1, the inside of casing 41 is provided with an outer bucket 43 that utilizes a plurality of suspension members 42 flexiblely lifting, the vibration when suspension member 42 is used for absorption dewatering.Outer barrel 43 inside is provided with an interior bucket 44 that can rotate around the washing/dehydrating axle of hollow dual structure, that be used for accommodating laundry and oven dry object, and rotation is provided with an impeller 46 that is used to stir clothing and oven dry object freely bottom the inner face of interior bucket 44.
And the passage 44a of ventilation usefulness is provided with fluid balance ring 47 simultaneously up when playing osculum effect and double as oven dry when offering a plurality of the dehydration on the inner circumferential wall of interior bucket 44.Motor (drive division) 48 is installed on the outer bottom of outer bucket 43, by the transmission of revolving force being switched to clutch 49 and washing/dehydrating axle 45 on the washing/dehydrating axle 45 when washing or the dehydration, links to each other with interior bucket 44 or impeller 46.Impeller 46 roughly is the pot shape that peripheral part has inclined plane 50, form above and stir with protuberance 51, both can in washing process, stir clothing, and can also in drying course, utilize impeller 46 to rotate the centrifugal force that produces and make the oven dry object be easy to upwards fly upward along the inclined plane.That is to say, clothing under stirring action, not only can about (rotation direction) transposition, can also produce the action of stirring up and down.
Heat exchanger tube 52 is used for the moist hot blast (circulated air) of circulation is dehumidified, the one end links to each other with the drainage channel mouth 54 that is arranged on outer bucket 43 bottoms by tube connector 53, and the end that being positioned at of the entrance side of the other end and hot air circulation path 57 dried with the circulated air accommodating chamber 59 of fan 55 bottoms links to each other.
Oven dry is provided with heater element 56 with the top of fan 55, and the outlet side of hot air circulation path 57 links to each other with the upper corrugation flexible pipe 58 with hot blast squit hole 60.By such structure, constitute the hot air circulation path 57 that is communicated to the circulation of interior bucket 44 from circulated air accommodating chamber 59, and constituted hot blast air supplying part 61 by above-mentioned each parts that comprise above-mentioned hot air circulation path 57.
Entrance side at hot air circulation path 57 is provided with temperature detecting part 62, and at its outlet side temperature detecting part 63 is set, and is used for detecting the circulated air temperature of drying course.
Filter 64 is set in circulated air accommodating chamber 59, and circulated air passes through this filter 64 and circulates, and utilizes the filter 64 collection line bits that clothing produced etc.
Outer bucket 43 is provided with the airtight outer bucket case 65 that is covered with above the outer bucket 43, offers the hot blast squit hole 60 of drawing from retractile upper corrugation flexible pipe 58 on the bucket case 65 outside this.And, on the outer bucket case 65 middle cover 66 that opens and closes freely is set, be used for taking out and putting into clothing.
On the top of casing 41, install one and have the upper frame 68 of clothes inlet 67, and the enclosing cover 69 that a switching covers clothes inlet 67 freely is set in its substantial middle position.
In addition, at upper frame 68 rear portion inner faces, a support unit 71 that parts such as hot blast air supplying part 61 and water intaking valve 70 are installed is set.
Water intaking valve 70 is many valve arrangements that can open and close 2 above water routes, and one of them water route is that flow is less, links to each other with the cleaning hard tube 77 that is formed at drainpipe 75 by washing hose 72.Another water route is that flow is bigger, can provide washings by water supply hose 73 and the inside buckets 44 such as water filling parts (not shown) that are arranged on the support unit 71.
The bottom of bucket 43 is provided for discharging the drainpipe 75 and the draining valve 74 of the water in the outer bucket 43 outside, and draining valve 74 also links to each other with tube connector 53 with heat exchanger tube 52 by drainpipe 75.The water that ejects from tube connector 53 and heat exchanger tube 52 is directed into drainpipe 75 and the draining valve 74, is discharged to the washing machine outside by scupper hose 76.And, also be provided with one on the above-mentioned drainpipe 75 and clean hard tube 77, clean hard tube 77 and link to each other with an end of the washing hose 72 that is used as water intaking valve 70 pipe arrangements.
In addition, in drainpipe 75, be positioned on the position of upstream of draining valve 74, a turbidity detection portion 92 is housed, turbidity detection portion 92 sends and receiving infrared-ray (IR) or visible rays, and detect the muddy degree of washings according to its printing opacity degree, rate of change, detect the degree of fouling of clothing.
On the lower inner wall face of bucket 43, a pair of be used to the detect conductance of washings, the electrode (conductance test section) 78 whether detection has the kind of water and washing agent are set outside.Because electrode 78 is positioned at the bottom of outer bucket 43, be in than on the low position of impeller 46 peripheral part upper surfaces, thereby be not easy to be subjected to the influence that impeller 46 rotates the current that produced, can stably detect conductance.
Cooling fan 79 is installed in the side of casing 41, has to make the structure of parts coolings such as outer bucket 43, heat exchanger tube 52 to casing 41 inner blower.
Control device 80 is that integrated form is one-body molded, and generally perpendicularly is arranged on the back side portion (back shroud) 81 of casing 41, and the downside at control device 80 is provided with cooling fan 79 simultaneously.In addition, control device 80 is covered and protection by case 82.
Be provided with one by input configuration part 83 and the operation display part 85 that subsequently display part 84 of Fig. 2 of description constituted at the front face of upper frame 68.
In the circuit block diagram of Fig. 2, control device 80 has a control part 87, control part 87 by load drive division 86 control motor (drive division) 48, clutch 49, the oven dry that constitutes hot blast air supplying part 61 is with the action of parts such as fan 55 and heater element 56, draining valve 74, cooling fan (cooling end) 79, water intaking valve 70, each process and the degerming/deodorisation process of washing, rinsing, dehydration, oven dry are controlled.
Control part 87 is made of parts such as micro computers, uses AC power 88, provides electric power to begin action by connecting power switch 89.The output that control part 87 receives from water level detecting portion 90, temperature detecting part 62,63 is according to the content that the user sets in 83 inputs of input configuration part, display setting content on display part 84.And, control part 87 is controlled motor 48, clutch 49, is dried the action with fan 55, heater element 56, draining valve 74, cooling fan 79, water intaking valve 70, pulsating pump 91 etc. by the load drive division 86 that is made of elements such as bidirectional thyristor, relays, and each process of washing, rinsing, dehydration, oven dry is controlled.And, constituted operation display part 85 by input configuration part 83 and display part 84.
Simultaneously, infrared ray printing opacity degree that control part 87 obtains according to the cleaning solution conductance of obtaining from conductance test section 78, from turbidity detection portion 92 and their rate of change, the kind of washing agent and the degree of fouling of clothing etc. are detected, and each process is controlled.
In addition, the structure of control part 87 has been guaranteed in drying course, when reaching first set point of temperature (as 110 ℃) by temperature detecting part 63 detected temperature, will cut off heater element 56, and the temperature that records when temperature detecting part 62 is when having descended second set point of temperature (as 2 ℃), will allow heater element 56 move once more, to regulate the temperature of circulated air.
Fig. 3 is the cutaway view of drainpipe portion, and Fig. 4 is the cutaway view that the light of expression drainpipe portion sees through portion, and Fig. 5 is the outside drawing that expression is arranged on the water inlet proliferation part of drainpipe portion.
In Fig. 3,4,5, into water proliferation part 93 is equipped with in the inside of the drainpipe 75 in the cleaning hard tube 77 that forms on the drainpipe 75 that links by above-mentioned water intaking valve 70 and washing hose 72.
Form the diffusion hard pipe section 94 that the round-ended cylinder shape is arranged on water inlet proliferation part 93, the cylindrical portion 95 of this diffusion hard pipe section 94 is connected with the hard tube hole 96 of cleaning hard tube 77, offers cylindrical portion 95 from the water of water intaking valve 70 by hard tube hole 96.Simultaneously, on diffusion hard pipe section 94, lay and form a pair of roughly clean-out opening 97 of Eight characters shape layout that is towards the horizontal plane below.
In addition, cleaning hard tube 77 both can be integrally formed with water inlet proliferation part 93, also can be formed by connecting by separated components.
As mentioned above, in drainpipe 75, the upstream of draining valve 74, be equipped with and send and light such as receiving infrared-ray or visible rays, and detect the turbidity of washings, detect the turbidity detection portion 92 of the degree of fouling of clothing according to its printing opacity degree, rate of change.
Light sends from illuminating part 99, penetrates to be formed to see through thinner wall section 98a, the 98b of portion as light in the drainpipe 75, arrives light accepting part 100.And the diffusion hard pipe section 94 of water inlet proliferation part 93 is provided with a pair of clean-out opening 97 that Eight characters shape is roughly arranged that is, clean-out opening 97 cloth be set as point to that above-mentioned thinner wall section 98a, 98b glazed thread penetrate 2 positions---just turbidity detection portion 92.
That is to say, from water intaking valve 70, the water that the cylindrical portion 95 of process washing hose 72, the hard tube hole 96 of cleaning hard tube 77, diffusion hard pipe section 94 is come in, owing to there are diffusion hard pipe section 94 pressure inside of round-ended cylinder shape to raise, from this clean-out opening 97 is sprayed to strong as light and to see through the thinner wall section 98a of portion, the inner surface of 98b, the residual foam of washing agent and the dirt that attach are there rinsed out.And, above-mentioned clean-out opening 97 is made into the cross-sectional area of the cross-sectional area sum in 2 holes less than the cylindrical portion 95 of diffusion hard pipe section 94.
Subsequent, we are to describing from washing, rinsing, the elemental motion that is dewatered to drying course in the said structure.Fig. 6 is the schematic diagram of the program of expression washing, rinsing, dehydration.
In washing process, at first open enclosing cover 69, open middle cover 66 again, in interior bucket 44, drop into clothing and washing agent.After the running beginning, washing machine will inwardly add water in the bucket 44 by water inlet a stroke, and until the water level that reaches regulation, CD-ROM drive motor 48 then.At this moment, the clutch 49 in the transmission mechanism portion is delivered to impeller 46 with the power of motor 48 via wash shaft, makes impeller 46 rotations.When impeller 46 rotated, clothing colluded the stirring protuberance 51 that tangles on the impeller 46, is taken to central part.And the clothing that is positioned at the center lower floor position of bucket 44 is originally brought into the position, upper strata that the clothing that comes is elected bucket 44.In the clothings of bucket in 44 stir like this, utilize between the clothing or wash with mechanical force and flow force that the inwall of interior bucket 44 produces with contacting of impeller 46.
In rinsing (1) process, open draining valve 74 earlier, the water of 44 li in interior bucket after scupper hose 76 discharges, the clutch 49 of transmission mechanism portion is switched to the dehydration side, bucket 44 rotated it in the power of motor 48 was delivered to via dehydrating shaft, by applying centrifugal force, the method that moisture is separated from clothing is dewatered to clothing.Then, after motor 48, clutch 49 all disconnected, by the intake water level of regulation of water inlet a, CD-ROM drive motor 48 and begin to stir once more was so that come out cleaning solution rinsing from clothing.
In rinsing (2) process, in the just final rinse cycle, same with rinsing (1), washing machine carries out draining and dehydration earlier; After these releases, by water inlet b, water intaking valve 70 actions of low discharge before this, beginning is intake to washing hose 72 sides.After the hard tube hole 96 of the water process cleaning hard tube 77 of coming in, the cylindrical portion 95 of diffusion hard pipe section 94, spray to thinner wall section 98a, the 98b of the portion that sees through as light strong from a pair of clean-out opening 97, the residual foam of washing agent and the dirt that attach are there rinsed out.At this moment, draining valve 74 is in open state.Then, after carrying out the water inlet b of short time, draining valve 74 is closed, be water intaking valve 70 actions of big flow with that, beginning begins rinsing by water inlet in the inside buckets 44 such as water filling parts (not giving diagram) up to the water level of regulation to water supply hose 73 water inlets again.
In addition, above-mentioned rinsing (1) process can be looked what and corresponding omission of the degree of fouling of clothing and laundry amounts.
In dehydration, after rinsing finishes, after washing machine is opened draining valve 74 earlier the water in the interior bucket 44 is discharged by scupper hose 76, the clutch 49 of transmission mechanism portion is switched to the dehydration side, the power of motor 48 is delivered to interior bucket 44 via dehydrating shaft rotates it, by applying centrifugal force, the method that moisture is separated from clothing is dewatered to clothing.Before about 1 minute of dehydration end, the action of dewatering on one side, one side is same with the water inlet b action in rinsing (2) process, make water intaking valve 70 actions of low discharge, beginning is intake to washing hose 72 sides, after the hard tube hole 96 of water process cleaning hard tube 77, the cylindrical portion 95 of diffusion hard pipe section 94, spray to thinner wall section 98a, the 98b of the portion that sees through as light strong from a pair of clean-out opening 97, the residual foam of washing agent and the dirt that attach are there rinsed out.Then, after the water inlet b of short time finishes, still continue the dehydration of remaining time, so just finished the running of dewatering from washing to.
In the program list of Fig. 6, omitted drying course.In drying course, washing machine switches to the washing side to clutch 49 earlier, and to impeller 46, the forward and reverse that impeller 46 carries out rapidly are so that peel off the clothing on bucket 44 inwalls in being close to after the dehydration get off with transmission of power for CD-ROM drive motor.Then, impeller 46 carries out forward and reverse, utilize to stir with protuberance 51 collude and tangle clothing and stir on one side, utilize the hot blast air supplying part 61 of drying that hot blast is blown into hot blast squit hole 60 on one side with formations such as fan 55 and heater elements 56.Be blown into the hot blast that interior bucket 44 the insides are come from hot blast squit hole 60, after the water evaporates in the clothing, the inboard of bucket 43 outside interior bucket 44 is discharged to from drainage channel mouth 54 process tube connectors 53, arrives heat exchanger tube 52 then.
From clothing, seize the hot blast that comprises moisture behind the moisture when the inwall by outer bucket 43 and heat exchanger tube 52 are inner,, make the outer wall of outer barrel 43 and heat exchanger tube 52 obtain cooling off owing to the cooling fan 79 that is arranged on casing 41 sides blows the extraneous air that flows into.So the inside of bucket 43 and heat exchanger tube 52 will produce moisture dewfall phenomenon outside, after being dehumidified, moist hot blast enters circulated air accommodating chamber 59, after passing through filter 64, get back to oven dry fan 55 places again.Utilize this circulation line that hot blast is circulated, just can dry the clothing of 44 li in interior bucket.
As mentioned above, in the present embodiment, by control part the water intaking valve of low discharge is moved, via the washing hose that links to each other with water intaking valve, the diffusion hard pipe section water inlet that the round-ended cylinder shape is arranged in being formed at drainpipe on the water inlet proliferation part, make the pressure of water inlet raise, water sprays to the light that is used for the detection of cleaning solution turbidity strong from a pair of clean-out opening that is formed at the diffusion hard pipe section and sees through portion's (illuminating part, light accepting part), just can directly clean the thinner wall section inner face of the portion that sees through as light.
By such method, just can not occur attaching because of the residual foam of washing agent and dirt, As time goes on make the phenomenon that ultrared printing opacity degree changes can prevent the decline of measuring ability, realize that cleaning to clothing continues and controls accurately.
Particularly because clean-out opening is roughly Eight characters shape layout towards the below, and be made into the cross-sectional area of cross-sectional area sum less than the cylindrical portion of diffusion hard pipe section, make pressure further raise, the water inlet flow velocity of supplying with from clean-out opening accelerates, colliding the impact that the light that is arranged on the drainpipe sees through portion strengthens, improved cleaning performance more, so, the reliability of measuring ability can be improved.
In addition, by in the time period that the water inlet for the diffusion hard pipe section of above-mentioned water inlet proliferation part is placed on final rinse cycle or dehydration carry out before closing on end, even realized washing machine running finish the back user long-time place no matter, can not occur attaching the phenomenon that accumulates the portion that sees through at light after residual foam of washing agent and dirt become dry yet, so, ultrared printing opacity degree just can not change, thereby can prevent the decline of measuring ability, realize the cleaning of clothing is continued and control accurately.
Moreover, as long as the water inlet for the diffusion hard pipe section of above-mentioned water inlet proliferation part is placed in time period of final rinse cycle and two time points that dehydration is closed on before finishing carry out, perhaps only be placed on and carry out before dehydration is closed on end, all be to clean under the residual situation of detergent ingredients almost not having, therefore, can not occur attaching the phenomenon that accumulates the portion that sees through at light after residual foam of washing agent and dirt become dry, ultrared printing opacity degree just can not change, thereby can prevent the decline of measuring ability, realize the cleaning of clothing is continued and control accurately.
In sum, washing machine of the present invention comprises: include the outer bucket that flexibly is lifted in the casing; Rotate the interior bucket that is supported on freely in the outer bucket; The drive division that bucket rotates in driving; Be arranged on the water intaking valve on casing top; The drainpipe of water from outer bucket discharge; The light that is arranged on the drainpipe sees through portion; Turbidity detection portion according to the muddy degree that sees through the degree detecting cleaning solution of light; The washing hose that links water intaking valve and drainpipe; Link to each other with this washing hose and be formed at the cleaning hard tube of drainpipe; The action of control drive division, water intaking valve etc., and the control part of controlling according to a series of processes such as inferior ordered pair washing, rinsing, dehydrations.Clean hard tube and have diffusion hard pipe section cylindraceous, offer the clean-out opening of a pair of sensing turbidity detection portion above.Control part control water intaking valve starts water inlet, by washing hose and clean hard tube, from a pair of clean-out opening ejection, clean light near turbidity detection portion see through portion or/with and near position.
In this way, can directly be used to clean two surfaces that the light that is used for illuminating part that the cleaning solution turbidity detects and light accepting part sees through portion from the water slug of water intaking valve, so, just can not occur attaching because of the residual foam of washing agent and dirt, As time goes on make and the phenomenon that ultrared printing opacity degree changes also just can prevent the decline of measuring ability.
In addition, the present invention is roughly Eight characters shape with above-mentioned a pair of clean-out opening towards below roughly and offers layout.In this way, just can directly be used to clean two surfaces that the light that is used for illuminating part that the cleaning solution turbidity detects and light accepting part sees through portion from the water slug of water intaking valve, so, just can not occur attaching because of the residual foam of washing agent and dirt, As time goes on make and the phenomenon that ultrared printing opacity degree changes also just can prevent the decline of measuring ability.
In addition, the present invention is made into the cross-sectional area of its cross-sectional area sum less than the cylindrical portion of diffusion hard pipe section with above-mentioned a pair of clean-out opening.In this way, impact the light that is arranged on the drainpipe and will accelerate, improved cleaning performance, thereby can reduce the printing opacity degree change significantly through the flow velocity of the water inlet of portion.
Moreover the present invention closes in final rinse cycle or dehydration and finishes the water inlet of forward direction washing hose, and the time period interior focusing line of final rinse cycle that just can be after detergent concentration is reduced to a certain degree directly cleans through portion.In this way,, can not occur attaching the phenomenon that accumulates the portion that sees through at light after dirt becomes dry yet, just can clean light effectively and see through portion's (illuminating part, light accepting part) even the washing machine running finishes the long-time placement of back user.And, because can see through portion to light before dehydration is closed on end directly cleans, so, even the washing machine running finishes the long-time placement of back user, can not occur attaching the phenomenon that accumulates the portion that sees through at light after dirt becomes dry yet, just can clean light effectively and see through portion's (illuminating part, light accepting part).

Claims (4)

1. washing machine is characterized in that comprising:
Flexiblely be lifted on the outer bucket in the casing;
Rotate the interior bucket that is supported on freely in the above-mentioned outer bucket;
Drive the drive division that above-mentioned interior bucket rotates;
Be arranged on the water intaking valve on above-mentioned casing top;
The water drainpipe that bucket is discharged outside above-mentioned;
The light that is arranged on the above-mentioned drainpipe sees through portion;
Turbidity detection portion according to the muddy degree that sees through the degree detecting cleaning solution of light;
The washing hose that links above-mentioned water intaking valve and above-mentioned drainpipe;
Link to each other with this washing hose and be formed at the cleaning hard tube of above-mentioned drainpipe; With
Control the action of above-mentioned drive division, above-mentioned water intaking valve etc., and the control part of controlling according to a series of processes such as inferior ordered pair washing, rinsing, dehydrations,
Above-mentioned cleaning hard tube has diffusion hard pipe section cylindraceous, offer the clean-out opening of the above-mentioned turbidity detection portion of a pair of sensing above, above-mentioned control part is controlled above-mentioned water intaking valve and is started water inlet, and by above-mentioned washing hose and above-mentioned cleaning hard tube, from the ejection of a pair of clean-out opening, clean above-mentioned light near above-mentioned turbidity detection portion see through portion or/with and near position.
2. washing machine according to claim 1 is characterized in that: above-mentioned a pair of clean-out opening is provided with and forms roughly Eight characters shape towards below roughly.
3. according to claim 1 or 2 described washing machines, it is characterized in that: above-mentioned a pair of clean-out opening is made into the cross-sectional area of its cross-sectional area sum less than the cylindrical portion of diffusion hard pipe section.
4. washing machine according to claim 1 is characterized in that: above-mentioned control part finishes the described washing hose water inlet of forward direction at final rinse cycle or dehydration.
CN 201110065128 2010-03-18 2011-03-15 Washing machine Expired - Fee Related CN102191657B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010062341A JP5077378B2 (en) 2010-03-18 2010-03-18 Washing machine
JP2010-062341 2010-03-18

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CN102191657A true CN102191657A (en) 2011-09-21
CN102191657B CN102191657B (en) 2013-03-13

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CN2011200699107U Expired - Lifetime CN202099578U (en) 2010-03-18 2011-03-15 Washing machine

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CN107916528A (en) * 2017-11-14 2018-04-17 珠海格力电器股份有限公司 Rinse controlling method, device, storage medium and cleaning equipment

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JP5077378B2 (en) * 2010-03-18 2012-11-21 パナソニック株式会社 Washing machine
JP5816816B2 (en) * 2011-11-16 2015-11-18 パナソニックIpマネジメント株式会社 Washing machine
JP6202945B2 (en) * 2013-08-28 2017-09-27 シャープ株式会社 Washing machine
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