CN1782194A - Water re-supplying method for washing machine - Google Patents
Water re-supplying method for washing machine Download PDFInfo
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- CN1782194A CN1782194A CN 200410093750 CN200410093750A CN1782194A CN 1782194 A CN1782194 A CN 1782194A CN 200410093750 CN200410093750 CN 200410093750 CN 200410093750 A CN200410093750 A CN 200410093750A CN 1782194 A CN1782194 A CN 1782194A
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Abstract
The water re-supplying method for washing machine includes the following stags: sensing the water level while washing or rinsing; judging the current water level and setting water re-supplying condition and performing water re-supplying operation if the current water level is lower than designated one; calculating current water level difference between the current one and the designated one if the set water re-supplying is not executed; and proceeding washing or rinsing operation if the water level difference is judged within the tolerated range. When the current water level is lower than designated one, water re-supplying is needed and water supply condition can not be fulfilled, the water is discharged before stopping operation so as to avoid long term soaking of the washed article in the washing water.
Description
Technical field
The present invention relates to a kind of water re-supplying method for washing machine.
Background technology
As shown in Figure 1, existing washing machine comprises shell 2, outer bucket 6, interior bucket 10, motor 12, transmission device 14.Shell 2 forms the outward appearance of washing machine.The outer bucket 6 supported parts 4 unsettled inside that are arranged on above-mentioned shell 2 are used for holding washing water.Interior bucket 10 can be rotatably set in the inboard of outer bucket 6.Motor 12 is positioned at the downside of outer bucket 6, drives the above-mentioned washing wing 8 and interior bucket 10.Transmission device 14 passes the power of above-mentioned motor 12 to the washing wing 8 and interior bucket 10 with being allowed a choice.
The end face of above-mentioned shell 2 is equipped with main header casing 18.The central authorities of main header casing 18 are formed with washings and pick and place mouth 16.The bottom of above-mentioned outer bucket 6 is provided with draining valve 26 and the drainpipe 28 that is communicated with it, is used to discharge washings.
One side of above-mentioned main header casing 18 is provided with and covers 20, is used to open and close washings and picks and places mouth 16.The rear of main header casing 18 is provided with water supply pipe 22 and feed water valve 24, and outwards bucket 6 supplies are from the washings of outside.The position, the place ahead of this main header casing 18 is provided with control panel 30, and control panel has operating portion and display part.Operating portion is used for the user and operates washing machine.Display part is used to show the running status of washing machine.
The back side of above-mentioned control panel 30 is provided with control part 32, and integral body control is carried out in the operation of 32 pairs of washing machines of control part.
The bottom sides of above-mentioned outer bucket 6 is formed with cylindric air cavity 34 with it.This air cavity 34 is connected with tracheae 38 with the level sensor 36 that is positioned at control part 32 sides.
Above-mentioned air cavity 34 and tracheae 38 inside are air abrim.This air cavity 34 and outer bucket 6 positions that are connected, the one side is formed with the access hole 34a that flows to, flows out for washings.
Along with above-mentioned outer barrel 6 washings hydraulic pressure changes, the air pressure of this air cavity 34 and tracheae 38 also can change.At this moment, the air pressure of these level sensor 36 perception air cavitys 34 and tracheae 38 transmits sensing results to this control part 32.Control part 32 is judged the current water level of outer bucket 6 according to the sensing results of accepting.
Washing machine washs washings by operations such as water supply, washing, cleaning, draining, dehydrations.When supplying water operation, by water supply pipe 22 and feed water valve 24, outwards bucket 6 supplies are from the washings of outside.Wash or during washing and cleaning operation, the washing wing 8 or interior bucket 10 are rotated, the current that produce when utilizing rotation clean or wash washings.When carrying out draining,, the washings in the outer bucket 6 are discharged by draining valve 26 and drainpipe 28.
When carrying out above-mentioned washing or washing and cleaning operation, washings are fed under the state of designated water level and start working.Perhaps, in the process of carrying out above-mentioned washing or washing and cleaning operation,, then supply water again after the operation earlier, reenter above-mentioned operation by designated water level if water level significantly reduces.
As shown in Figure 2, existing water re-supplying method for washing machine at first by after specifying the water level supplying washing water, washs or washing and cleaning operation.In the process of above-mentioned washing or cleaning, continue to carry out washings water stage measurement (S1, S2, S3).
If the current water level of measuring is lower than the appointment water level when supplying water, the operation of then supplying water again, supplying washing water, till current water level reaches designated water level (S4, S5).
If the water supply environment of washing machine goes wrong, the supply of being unable to supply washings or washings is considerably less, then because of the operation of can not normally supplying water again, is difficult to the current water level of washing machine is brought up to the appointment water level.Thereupon, the display part of washing machine shows the mistake that supplies water, meanwhile washing machine stop all operations (S6, S7).
When occurring cutting off the water supply suddenly or during limitation water-feeding, can't supply water again, washing machine can keep the state that stops for a long time, up to current water level reach specify water level till.
Certainly, the appointment water level when the current water level of mensuration is not less than and supplies water or can supply water at short notice the time, washing machine continues to wash or washing and cleaning operation (S8) again.
But there are the following problems for existing water re-supplying method for washing machine.When occurring cutting off the water supply suddenly or during limitation water-feeding, the water supply environment of washing machine goes wrong, the operation of can't supplying water again, washing machine can keep the state that stops for a long time, causes the problem of washings long period of soaking in washings.
Thereby phenomenon such as might cause the washings variable color, dye, fade is destroyed the outward appearance of washings.
In addition, existing washing machine slightly reduces at the water level of washings, and the work effect in the time of can influencing washing or cleaning hardly also can unnecessarily stop operation.
Summary of the invention
In order to overcome the above-mentioned shortcoming that prior art exists, the invention provides a kind of water re-supplying method for washing machine, water level is lower than the appointment water level when washing or clean, need supply water again, when washing machine water supply environment existing problems, in the time of can't normally supplying water again, if the difference between current water level and the appointment water level does not exceed allowed band, then proceed washing or cleaning, if exceed allowed band, then carry out stopping operation after the draining, can prevent the phenomenon of washings long period of soaking in washings.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of water re-supplying method for washing machine is characterized in that, comprising: when washing or during washing and cleaning operation, water level being carried out stage of sensing; Be lower than the appointment water level if be judged as current water level, then set water supply conditions again, the implementation phase of the water supply again of the operation of supplying water again; If the water supply of setting does not again obtain carrying out, then current water level and appointment water level are compared, calculate the water-head calculation stages of water-head; If be judged as current water level and specify the water-head between the water level not exceed the permission water-head, the water-head of then proceeding to wash or clean is judged the stage.
Aforesaid water re-supplying method for washing machine wherein in the water-head calculation stages, when the operation of setting of water supply does not more obtain carrying out within a certain period of time, is calculated the water-head between current water level and the appointment water level.
Aforesaid water re-supplying method for washing machine, wherein in the water-head judgement stage, the current water level of calculating and specify water-head between the water level to exceed to allow the water-head scope, then carry out draining after, stop the driving of washing machine.
Aforesaid water re-supplying method for washing machine is in the wherein above-mentioned water-head judgement stage, by the display part demonstration water supply mistake of washing machine.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of existing washing machine.
Fig. 2 is existing water re-supplying method for washing machine flow chart.
The block diagram that Fig. 3 supplies water and controls for washing machine of the present invention.
Fig. 4 is the flow chart of water re-supplying method for washing machine of the present invention.
The number in the figure explanation:
52: operating portion 54: control part
56: drive division 58: sense part
60: display part
The specific embodiment
As shown in Figure 3, the washing machine of the present invention control structure that supplies water again comprises operating portion 52, control part 54, drive division 56, sense part 58, display part 60.Operating portion 52 is used for regulating the action of supplying water again for user's operation.Control part 54 is controlled washing machine according to the order of user by 52 inputs of aforesaid operations portion.Drive division 56 supplies water under the control of above-mentioned control part 54 again.Washing machine running state when 58 pairs of sense part supply water again carries out perception.The washing machine running state that display part 60 shows by sense part 58 perception.
When supplying water, 56 pairs of feed water valves 24 of above-mentioned drive division and draining valve 26 are regulated again, and outwards the washings row in bucket 6 supplying washing water or the outer bucket 6 is to the outside.
Said sensed portion 58 is level sensors 36 that a kind of washings water level of external bucket 6 carries out perception.
Fig. 4 is a water re-supplying method for washing machine flow chart of the present invention.
Here, symbolic representation identical parts identical with the accompanying drawing of front reference.
As shown in Figure 4, water re-supplying method for washing machine of the present invention, when carrying out the water level perception stage, in the process of washing or cleaning, to the washings water level carry out perception (S51, S52, S53).
Though earlier water is fed to the appointment water level before washing or cleaning, might occurs the phenomenon of decline of water table in the process of washing or cleaning because of reason such as leak.Therefore, in the process of washing or cleaning, said sensed portion 58 can continue the water level in the outer bucket 6 of perception.
In the time of the implementation phase of water supply, the current water level of above-mentioned water level perception stage is lower than washing or the appointment water level when cleaning if be judged as, and then sets water supply conditions more again, and the operation of supplying water again (S54, S55).
If the current water level during the washing or clean of above-mentioned water level sense part 58 perception is lower than the appointment water level, then above-mentioned control part 54 is set water supply conditions again, so that to specifying water level, drive division 56 is opened feed water valves 24 current water level promoting, outwards bucket 6 supplies water once more.
In the water-head calculation stages, if do not supply water again in supply water again the implementation phase, then to the current water level of perception in the water level perception stage with specify water level to compare, calculate water-head (S56, S57).
In the regular hour, do not carry out in supply water again the implementation phase above-mentionedly when supplying water again when above-mentioned, enter above-mentioned water-head calculation stages, calculate current water level and specify water-head between the water level.Here, judge the fiducial time of reference when whether supplying water again,, set in advance, be stored in the above-mentioned control part 54 by the machine design condition.
In the above-mentioned water-head judgement stage, if be judged as the current water level of calculating in the water-head calculation stages and specify the difference of water level not exceed the water-head allowed band, then proceed washing or cleaning, if exceed the water-head allowed band, then carry out stopping after the draining driving (S58 of washing machine, S59, S60, S61).
Above-mentioned water-head permissible value is to specify water level also can guarantee the washing of washings or the difference of cleaning performance even current water level is lower than.When making washing machine, after the above-mentioned water-head allowed band of the prior setting of design condition, be stored in the above-mentioned control part 54.
Therefore, in the water-head judgement stage, the water-head that allows water-head and calculate is compared, judge whether washing, the cleaning performance that need not supply water again and also can guarantee washings, decision wants to continue to drive washing machine.
In more detail, do not exceed the water-head allowed band if above-mentioned control part 54 is judged as the water-head of calculating in the above-mentioned water-head calculation stages, then drive division 56 makes washing machine carry out driven, proceeds washing or washing and cleaning operation.Exceed the water-head allowed band if above-mentioned control part 54 is judged as the water-head of calculating in the above-mentioned water-head calculation stages, after then drive division 56 makes washing machine carry out draining, finish operation.
In a word, if current water level and specify the water-head between the water level to exceed water-head, in the time of can not washing or clean, washing machine stops washing or washing and cleaning operation, the discharging washings, prevent washings by long period of soaking in washings.The display part 60 of washing machine shows the water supply mistake simultaneously.
In the above-mentioned water-head judgement stage, also can be even can not supply water again according to water-head of calculating and water-head allowed band, wash or clean, perhaps make washing machine carry out stopping to drive after the draining, can prevent in advance that the washings long period of soaking is in washings.
Water re-supplying method for washing machine of the present invention has following effect: among the present invention, if wash or Water level drops in the situation of specifying below the water level during cleaning, also fails to supply water again, then judges current Water level and specify the difference of water level whether to be in the allowed band, if be in the allowed band, then continue into Row washing or clean is if exceed allowed band then allow washing machine carry out quitting work after the draining. Like this, Even can not supply water again, also can prevent in advance the washings long period of soaking in washings, thereby prevent Occur washings variable color, phenomenon dyes, fades.
In addition, when the water-head between current water level and the appointment water level is in the water-head allowed band, continue Wash or washing and cleaning operation, can be because a small amount of water-head stop washing, it is steady to improve the washing machine operation Qualitative.
Claims (4)
1, a kind of water re-supplying method for washing machine is characterized in that, comprising:
When washing or during washing and cleaning operation, water level being carried out stage of sensing;
Be lower than the appointment water level if be judged as current water level, then set water supply conditions again, the implementation phase of the water supply again of the operation of supplying water again;
If the water supply of setting does not again obtain carrying out, then current water level and appointment water level are compared, calculate the water-head calculation stages of water-head;
If be judged as current water level and specify the water-head between the water level not exceed the permission water-head, the water-head of then proceeding to wash or clean is judged the stage.
2, water re-supplying method for washing machine according to claim 1 is characterized in that, in the above-mentioned water-head calculation stages, when the operation of setting of water supply does not more obtain carrying out within a certain period of time, calculates the water-head between current water level and the appointment water level.
3, water re-supplying method for washing machine according to claim 1 and 2 is characterized in that,
In the above-mentioned water-head judgement stage, the current water level of calculating and specify water-head between the water level to exceed to allow the water-head scope, then carry out draining after, stop the driving of washing machine.
4, water re-supplying method for washing machine according to claim 3 is characterized in that,
In the above-mentioned water-head judgement stage, by the display part demonstration water supply mistake of washing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093750 CN1782194A (en) | 2004-11-30 | 2004-11-30 | Water re-supplying method for washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093750 CN1782194A (en) | 2004-11-30 | 2004-11-30 | Water re-supplying method for washing machine |
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| CN1782194A true CN1782194A (en) | 2006-06-07 |
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| CN 200410093750 Pending CN1782194A (en) | 2004-11-30 | 2004-11-30 | Water re-supplying method for washing machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108125648A (en) * | 2017-12-29 | 2018-06-08 | 宁波欧琳厨具有限公司 | A kind of method and system of purification water tank water level detecting |
| WO2019120137A1 (en) * | 2017-12-22 | 2019-06-27 | 青岛海尔洗衣机有限公司 | Washing machine |
| WO2019128733A1 (en) * | 2017-12-26 | 2019-07-04 | 青岛海尔洗衣机有限公司 | Washing machine |
-
2004
- 2004-11-30 CN CN 200410093750 patent/CN1782194A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019120137A1 (en) * | 2017-12-22 | 2019-06-27 | 青岛海尔洗衣机有限公司 | Washing machine |
| WO2019128733A1 (en) * | 2017-12-26 | 2019-07-04 | 青岛海尔洗衣机有限公司 | Washing machine |
| CN108125648A (en) * | 2017-12-29 | 2018-06-08 | 宁波欧琳厨具有限公司 | A kind of method and system of purification water tank water level detecting |
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