CN109477274A - Washings care appliance with control device - Google Patents
Washings care appliance with control device Download PDFInfo
- Publication number
- CN109477274A CN109477274A CN201780042428.4A CN201780042428A CN109477274A CN 109477274 A CN109477274 A CN 109477274A CN 201780042428 A CN201780042428 A CN 201780042428A CN 109477274 A CN109477274 A CN 109477274A
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- Prior art keywords
- washings
- cleaning
- drum
- cleaning solution
- circulation
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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
- D06F33/00—Control of operations performed in washing machines or washer-dryers
- D06F33/30—Control of washing machines characterised by the purpose or target of the control
- D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
-
- 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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/02—Characteristics of laundry or load
- D06F2103/04—Quantity, e.g. weight or variation of weight
-
- 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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/18—Washing liquid level
-
- 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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/38—Time, e.g. duration
-
- 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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/44—Current or voltage
- D06F2103/48—Current or voltage of the motor driving the pump
-
- 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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/58—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to condensation, e.g. condensate water level
-
- 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
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/02—Water supply
-
- 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
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/06—Recirculation of washing liquids, e.g. by pumps or diverting valves
-
- 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
-
- 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
- D06F39/087—Water level measuring or regulating devices
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
A kind of washings care appliance (100), its with alkali liquor container (105), cleaning-drum (107), outlet (111), input nozzle (115), pipeline (113), the pipeline make outlet (111) with input nozzle (115) and circulation pumping installations (117) fluid technique for pumping cleaning solution connect.Control device (123) is configured to, the conveying operation of activation circulation pumping installations (117) when the circulation pumping period starts, to pump out cleaning solution from alkali liquor container (105) by outlet (111), and it is transported to cleaning-drum again by the cleaning solution pumped out by pipeline (113) and by input nozzle (115)；When the volume flow of the cleaning solution by circulation pumped is lower than volume flow threshold value, stop conveying operation, end loop pump time section and the duration for detecting the circulation pumping period of circulation pumping installations (117)；And the washings useful load in cleaning-drum is determined according to the duration of the circulation pumping period detected.
Description
Technical field
The present invention relates to a kind of washings care appliance with control device.
Background technique
Using circulation pumping system in some traditional washings care appliances, so that cleaning solution is pumped by circulation
Device is pumped out in pipeline from alkali liquor container, and is pumped out to the cleaning solution in pipeline and is conveyed to again by circulation pumping installations
Washings in the cleaning-drum received in alkali liquor container, to soak washings with cleaning solution again.According to washing
The washings useful load for washing the washings in roller, recycle pumping cleaning solution can with different degree soak washings and
Thus there are different amounts of cleaning solutions in alkali liquor container during recycling pumping procedure.By being loaded with the washings of washings
Measure that relevant, different amounts of cleaning solution should be according to the washing in cleaning-drum in alkali liquor container during recycling pumping procedure
The washings useful load of object advantageously control loop pumping procedure, on the one hand to empty alkali liquor container and on the other hand completely
It avoids too small circulation pump power and thus avoids deficiently soaking the washings in cleaning-drum.
Summary of the invention
Task of the invention lies in provide a kind of washings care appliance with circulation pumping system, wherein realize
Whole washings useful loads are effectively detected.
The task is solved by having according to the theme of the feature of independent claims.Advantageous embodiment is subordinate
Claim, the content of the description and the appended drawings.
According on one side, task according to the present invention is solved by a kind of washings care appliance, is had and is used for
Receive the alkali liquor container of cleaning solution, wherein the cleaning-drum for receiving washings is disposed in alkali liquor container, wherein alkali
Liquid container includes outlet, wherein washings care appliance has for cleaning solution to be imported into the spray of the input in cleaning-drum
Mouth, wherein outlet is connect by pipeline with input nozzle fluid technique, wherein is disposed in the pipeline for pumping
Send the circulation pumping installations of cleaning solution, wherein circulation pumping installations is configured to cleaning solution passing through outlet from alkali liquor container
It pumps out, and the cleaning solution pumped out is pumped by the pipeline and again by input nozzle and is arranged in washing in alkali liquor container
Wash in roller, so that the washings in cleaning-drum is soaked again with cleaning solution, and washings care appliance have be used for
The control device of control loop pumping installations, wherein control device is configured to the activation when the circulation pumping period starts and follows
The conveying of ring pumping installations is run, so that cleaning solution is pumped out by outlet from alkali liquor container, and the cleaning solution that will be pumped out
The washings being conveyed to again by the pipeline and by input nozzle in cleaning-drum, wherein control device is configured to, when logical
When crossing the volume flow of the cleaning solution of circulation pumped lower than volume flow threshold value, stop the conveying of circulation pumping installations
It runs, terminate the circulation pumping period and detect the duration of the circulation pumping period, and control device
It is configured to determine the washings useful load in cleaning-drum according to the duration of the circulation pumping period detected.
The technological merit being achieved in is to be realized by the duration that detection recycles the pumping period and pass through control device
Particularly effectively detect the washings useful load in cleaning-drum.
Because cleaning solution is ejected by input nozzle from top the washing in cleaning-drum during recycling pumping procedure
On object, so cleaning solution is during recycling pumping procedure since gravity is conducted through washings and in the lower part of cleaning-drum
It is flowed in alkali liquor container again on region.A part of the cleaning solution of washings is conducted through in conjunction with washings and thus led to
Cross washings retention.
Control device ensures, when the volume flow of the cleaning solution by circulation pumped is lower than volume flow threshold value
When, the conveying for stopping circulation pumping installations runs and thus terminates the circulation pumping period.It is washed when being conducted through
Object and the liquid level of cleaning solution gathered on bottom in alkali liquor container due to passing through circulation during circulation pumps the period
When pumping out and declining of pumping installations progress, air is also by circulation pumping installations sucking other than cleaning solution.Hold in lye
When the liquid level of cleaning solution in device declines and sucks air, by recycle pumped cleaning solution volume flow by
This reduces.If the volume flow of cleaning solution is lower than predetermined volume flow threshold value herein, control device is identified, it is necessary to
The conveying for stopping circulation pumping installations runs and thus terminates the circulation pumping period.
Size by the content of the cleaning solution of washings retention is related to the washings useful load in cleaning-drum.When only
When only very small amount of washings is located in cleaning-drum, only least a portion of cleaning solution is in conjunction with washings and most
Cleaning solution is conducted through washings and is thus immediately provided to circulation pumping installations.In small washings useful load in
Etc. in the case where the washings useful load of sizes, the beam of input nozzle is led directly on washings and can be advantageously
Washings is soaked, so that cleaning solution is takeed a long time to be conducted through washings.Therefore, in small washings useful load
Until providing less amount of cleaning solution in the case where medium sized washings useful load for following by circulation pumping installations
Ring pumping, and reduce the duration of circulation pumping period.Conversely, completely with the feelings of washings filling cleaning-drum
In condition, the beam in cleaning-drum is ejected by input nozzle and is reflected back from washings and in inabundant wetting washings
In the case of flow in alkali liquor container.Because a greater amount of cleaning solutions is supplied to circulation pumping installations herein, it is achieved that circulating pump
Send the longer duration of period.
Accordingly, there exist different between the washings useful load in cleaning-drum and the duration for recycling the pumping period
Relationship.It can be detected according to by control device from there through the duration of efficiently and accurately detection circulation pumping period
, circulation pumping the period duration the washings useful load in cleaning-drum is effectively determined by control device.It washes
Washing object useful load in the sense of the invention includes the washing weight under the absorption characteristic using the determination of washings.
This effective determination to the washings useful load in cleaning-drum can be saved especially temporally and than passing
The high precision of the determination method of system carries out.In addition, the effective determining and tradition of this washings useful load in cleaning-drum
Determination method compared to can be carried out in the case where the substantially lower liquid level of the cleaning solution in alkali liquor container.It is washed in determination
It can be beneficial that same detection loads type, particularly washings type, to consider different weavings when washing object useful load
Influence of the product to the washings useful load of detection washings.
Washings care appliance is interpreted as utensil, such as washing machine or washings dryer for nursing washings.Institute
It states washings care appliance and is especially understood to household washing object care appliance.That is, the washings care appliance uses
In housekeeping service range and handle the washings of household amount commonly.
In an advantageous embodiment of washings care appliance, washings care appliance has for by cleaning solution
It is conveyed to the cleaning solution conveying device of the washings in cleaning-drum, and control device is configured to swash in time of delivery section
Cleaning solution conveying device living, so that the first amount of cleaning solution is conveyed to the washings in cleaning-drum and soaks the washing
Object, wherein circulation pumping period linking is in time of delivery section.
The technological merit being achieved in is that the first amount realization by conveying cleaning solution by cleaning solution conveying device is conveying
Washings is fully wet during period.Thus it is ensured during being connected the circulation in time of delivery section and pumping the period,
It is realized during circulation pumps the period and effectively soaks washings, because of the washings simply soaked and the washing being completely dried
Object is compared and can more effectively be drenched.Here, the first amount of cleaning solution especially with the washings useful load in cleaning-drum without
It closes.Here, circulation pumping installations can be activated or deactivate in time of delivery section.
In an other advantageous embodiment of washings care appliance, washings care appliance has for examining
Survey the pressure-detecting device of the pressure value of the cleaning solution in alkali liquor container, wherein pressure-detecting device is configured in circulating pump
It send and detects pressure value during the period, wherein control device is configured to be continued according to the circulation pumping period detected
Time and the pressure value detected determine the washings useful load in cleaning-drum.
The technological merit being achieved in is to be realized by the pressure value that pressure-detecting device detects more quasi- by control device
Really determine the washings useful load in cleaning-drum.Because of washings and the washing for recycling pumping during recycling pumping procedure
A part of liquid combines, so the amount of cleaning solution free, unbonded in circulation pumping system is in circulation pump time
It is small when usually starting than the circulation pumping period at the end of section.Therefore, the pressure value detected can improve washings useful load
Determine precision.Pressure-detecting device especially detects pressure value and circulation pumping period knot of the circulation pumping period when starting
It the pressure difference between pressure value after beam and is achieved in washings useful load is more accurately determined by control device.Pressure
Force checking device can also especially detect the pressure difference during the quiescent phase of cleaning-drum.
In an other advantageous embodiment of washings care appliance, control device is configured to, when detecting
Pressure value be lower than predetermined pressure threshold when, according to circulation pumping the period duration determine washing in cleaning-drum
Wash object useful load.
The technological merit being achieved in is that there are washing alkali liquids in alkali liquor container when starting in the circulation pumping period
Enough liquid levels when, pass through control device and just consider the pressure that detects by pressure-detecting device when determining washings useful load
Force value.If the pressure value detected when the circulation pumping period starts is lower than predetermined pressure threshold and thus in alkali
The enough cleaning solutions of Shortcomings in liquid container, then control device ignores the pressure detected when determining washings useful load
Value.
In an other advantageous embodiment of washings care appliance, washings care appliance has for examining
Survey the power detection element of the electric power value of circulation pumping installations, wherein control device is configured to, when the electric power value detected
When lower than reference power value, the conveying for stopping circulation pumping installations runs and terminates second circulation pump time section, wherein institute
It states reference power value and corresponds to the electric power value for recycling pumping installations when pumping cleaning solution with volume flow threshold cycle.
The technological merit being achieved in is, effectively indirectly true by being realized by power detection element testing electric power value
The volume flow of the fixed cleaning solution by the circulation pumped in circulation pumping system.Because of the reference power value phase
Ying Yu recycles the electric power value of pumping installations when pumping cleaning solution with volume flow threshold cycle, so passing through the function detected
Rate value shows that volume flow drops below volume flow threshold value and is made of cleaning solution and air lower than reference power value
Mixture is pumped through circulation pumping installations, and recycle pumping the period terminate.It is possible thereby to pass through detection circulation pumping
The electric power value of device ensures particularly effectively to determine the washings useful load in cleaning-drum.
In an other advantageous embodiment of washings care appliance, power detection element includes for detecting
Recycle the current sensor of the supply electric current of pumping installations.
The technological merit being achieved in is, can be true by the supply electric current for detecting circulation pumping installations by current sensor
Protect the washings useful load effectively determined in cleaning-drum.
In an other advantageous embodiment of washings care appliance, washings care appliance has for making
The drum drive of cleaning-drum rotation, wherein control device is configured to activate roller during circulation pumps the period
Driving device, to rotate cleaning-drum, wherein drum drive especially is configured to make cleaning-drum in circulating pump
It send and is rotated during the period along different direction of rotation.
The technological merit being achieved in is, by making cleaning-drum rotation may insure to make during circulation pumps the period
Washings in cleaning-drum is fully overturn.Washings is advantageously soaked it is possible thereby to realize from two sides.
In an other advantageous embodiment of washings care appliance, washings care appliance has for examining
Survey the flow-sensint unit of the flow velocity of the cleaning solution in the pipeline, wherein control device is configured to according to circulation pump time
The duration of section and the flow velocity detected determine the washings useful load in cleaning-drum.
The technological merit being achieved in is that the flow velocity of the cleaning solution in pipeline detected by flow-sensint unit, described is real
Existing, control device can be true according to the duration of circulation pumping period and the flow velocity detected and possible other parameters
Washings useful load is determined, it may thereby be ensured that accurately determining washings useful load.
In an other advantageous embodiment of washings care appliance, washings care appliance has for examining
Survey the Weight detecting device of the weight of the washings in cleaning-drum, wherein when control device is configured to according to circulation pumping
Between section duration and the weight of washings that detects determine the washings useful load in cleaning-drum.
The technological merit being achieved in is, real for detecting the Weight detecting device of weight of the washings in cleaning-drum
Existing, control device can more accurately determine the washings useful load in cleaning-drum.Here, in addition control device can be considered
Parameter.Weight detecting device for example can be determined particularly accurately by realizing to the washings weighing in cleaning-drum at this
Washings useful load.
In an other advantageous embodiment of washings care appliance, Weight detecting device includes for weighing
Receive the slippage of the weighing device of the weight of washings in cleaning-drum, vibrational system for detecting cleaning-drum
The device of the power parameter of device and/or the drum drive for detecting cleaning-drum.
The technological merit being achieved in is can be carried out to washing weight by mentioned Weight detecting device effective
Detection.The washing weight after washings is added in cleaning-drum is detected by weighing device.In cleaning-drum
Washings useful load can be determined before washing alkali liquid is input in alkali liquor container.
The weight of washings in cleaning-drum can pass through the slippage of the vibrational system in the case where loading washings
To detect.For this purpose, cleaning-drum includes vibrational system, the vibrational system is suspended on spring.In known spring constant and
Can derive under spring stress leads to the power for acting on vibrational system by the weight of the washings in cleaning-drum.Considering
It, can be according to cleaning-drum since static friction is to after the damping of vibrational system and after the net weight for considering vibrational system
Vibrational system slippage derives the washing weight of the washings in cleaning-drum.
The drum drive that cleaning-drum can also be measured is needed for driving cleaning-drum with determining speed
Electrical power, wherein the electrical power can pass through power detection element determine.For being driven with determining speed driving roller
Electric energy needed for dynamic device is related to the weight of the washings in cleaning-drum.By that will be used for needed for making cleaning-drum rotation
Electric energy can determine the weight of the washings in cleaning-drum compared with predetermined nominal data.
In an other advantageous embodiment of washings care appliance, washings care appliance has for examining
The textile inspection device of the washings type of the washings in cleaning-drum is surveyed, and control device is configured to according to circulation
The washings type of the duration of pump time section and the washings detected determines the washings useful load in cleaning-drum.
The technological merit being achieved in is, by the washing for detecting the washings in cleaning-drum by textile inspection device
Species type can improve the washings useful load determined in cleaning-drum by control device.Because being made of different textiles
Different washings types have different cleaning solution absorption characteristics, it is possible to by the weaving for accurately detecting washings
Category type improves the determination precision by control device to washings useful load.
According to the second aspect of the invention, the task is by a kind of for determining that the washings in washings care appliance fills
The method of carrying capacity solves, wherein washings care appliance has the alkali liquor container for receiving cleaning solution, wherein in lye
The cleaning-drum for receiving washings is disposed in container, wherein alkali liquor container includes outlet, wherein washings nursing
Utensil includes input nozzle, wherein outlet is connect by pipeline with input nozzle fluid technique, is arranged in the pipeline
Have the circulation pumping installations for pumping cleaning solution, wherein circulation pumping installations be configured to by cleaning solution by outlet from
Alkali liquor container pumps out, and is pumped into again by the cleaning solution pumped out by the pipeline and by input nozzle and is arranged in lye appearance
In cleaning-drum in device, so that the washings in cleaning-drum is soaked again with cleaning solution, wherein washings care appliance
With the control device for control loop pumping installations, wherein the method includes the following steps: being followed by control device
The conveying operation of activation circulation pumping installations when ring pump time section starts, so that cleaning solution is passed through outlet from alkali liquor container
It pumps out, and is conveyed to the washings in cleaning-drum again by the cleaning solution pumped out by the pipeline and by input nozzle；
When the volume flow of the cleaning solution by circulation pumped is lower than volume flow threshold value, followed by control device stopping
The conveying of ring pumping installations is run；The duration of circulation pumping period is detected by control device；With pass through control device
The washings useful load in cleaning-drum is determined according to the duration of the circulation pumping period detected.
The technological merit being achieved in was ensured particularly effectively really by the duration that detection recycles the pumping period
Determine the washings useful load in cleaning-drum.
In an advantageous embodiment, washings care appliance has for cleaning solution to be conveyed in cleaning-drum
Washings cleaning solution conveying device, and the method includes the following steps: passing through control when time of delivery section starts
Device activates cleaning solution conveying device, so that the first amount of cleaning solution is conveyed to the washings in cleaning-drum and washes this
Wash object wetting, wherein circulation pumping period linking is in time of delivery section, wherein control device follows during time of delivery section
Ring pumping installations deactivates.
The technological merit being achieved in is to be realized in linking by soaking washings during time of delivery section in described
Particularly advantageously make washings drenched during the circulation pumping period of time of delivery section.
In an advantageous embodiment, washings care appliance has for detecting the cleaning solution in alkali liquor container
The pressure-detecting device of pressure value, and the method includes following steps: pass through pressure during circulation pumps the period
Detection device detects pressure value；With the pressure value for pumping the duration of period according to circulation by control device and detecting
Determine the washings useful load in cleaning-drum.
The technological merit being achieved in is can be improved by detecting pressure value by pressure-detecting device in cleaning-drum
Washings useful load determination precision.
In an advantageous embodiment, the method includes following steps: when the pressure value detected is lower than pre-
When given pressure threshold, the washings useful load in cleaning-drum is determined according to the duration of circulation pumping period.
The technological merit being achieved in is, which ensure that, it is deposited in alkali liquor container when starting in the circulation pumping period
In enough amount of liquor, the pressure detected is just considered in the washings useful load for determining washings by control device
Value.
Detailed description of the invention
With reference to Detailed description of the invention other embodiment.In attached drawing:
Fig. 1 shows the schematic diagram of washings care appliance；
Fig. 2 shows showing for the washings care appliance with the alkali liquor container connecting with circulation pumping installations fluid technique
It is intended to；
Fig. 3 show in washings care appliance circulating pump send cleaning solution method process.
Specific embodiment
Fig. 1 shows the schematic diagram of common washings care appliance 100, such as washing machine.Washings care appliance 100 wraps
It includes and pours shell 101, described pour in shell can be injected in detergent or other liquid substances.Washings care appliance 100 wraps
Include the door 103 for being packed into washings care appliance 100 with washings.
Fig. 2 shows showing for the washings care appliance with the alkali liquor container connecting with circulation pumping installations fluid technique
It is intended to.Washings care appliance 100 include for receive the alkali liquor container 105 of cleaning solution and be arranged in it is in alkali liquor container 105,
For receiving the cleaning-drum 107 of washings 109.
Alkali liquor container 105 has outlet 111, and the outlet is arranged on the downside of alkali liquor container 105.Outlet
111 connect with pipeline 113, and the pipeline is connect with input nozzle 115 again, and the input nozzle is arranged on cleaning-drum 107
Portion.The circulation pumping installations 117 for cleaning solution pumping to be passed through to pipeline 113 is disposed in pipeline 113.Recycle pumping installations
117 are configured to by outlet 111 pump out cleaning solution from alkali liquor container 105 and the cleaning solution pumped out are passed through pipeline 113
It is conveyed to the washings 109 in the cleaning-drum 107 in alkali liquor container 105 again with by input nozzle 115.
Washings care appliance 100 also has the power detection member of the electric power value for detecting circulation pumping installations 117
Part 119, wherein power detection element 119 includes the current sensor for detecting the supply electric current of circulation pumping installations 117.
Washings care appliance 100 also has pressure-detecting device 121, and the pressure-detecting device is arranged in alkali liquor container
In lower area in 105, and the pressure-detecting device is used to detect the pressure value of the cleaning solution in alkali liquor container 105.
Washings care appliance 100 also has control device 123, and the control device passes through detection connection 125 and pressure
Detection device 121 connects, and the control device is connect by control connection 127 with circulation pumping installations 117, the control device
It is connect by other control connection 129 with power detection element 119.Power detection element 119 is connected by other detection
131 connect with circulation pumping installations 117.
Washings care appliance 100 also has cleaning solution conveying device 133, and the cleaning solution conveying device passes through delivery pipe
Road 135 is connect with alkali liquor container 105, so that cleaning solution to be conveyed to the washings 109 in cleaning-drum 107.Cleaning solution conveying
Device 133 is connect by conveying connection 137 with control device 123.
Control device 123 is configured to determine washing in cleaning-drum 107 according to the duration of circulation pumping period
Wash object useful load.
Thus in the first step, cleaning solution conveying device 133 is activated, during time of delivery section so as to by cleaning solution
First amount is conveyed to washings 109 and soaks the washings 109.First amount and useful load independently for example pass through sealing
Circle is added directly into cleaning-drum 107.The washings 109 simply soaked can preferably moisten compared with dry washings
It is wet.Therefore, the first amount for conveying cleaning solution realizes, and being connected caused especially effectively in the circulation pumping period of time of delivery section
The pressure of ground detection washings.
As second step, in linking, activation recycles pumping installations when the circulation pumping period of time of delivery section starts
117, to pump out cleaning solution from alkali liquor container 105 by outlet 111, and the cleaning solution pumped out is passed through into pipeline 113
With the washings 109 being pumped by input nozzle 115 in cleaning-drum 107 again.Here, cleaning-drum 107 may be at it is quiet
Only.However, it is also possible that cleaning solution is conveyed to washings 109 during cleaning-drum 107 rotates.In circulation pump time
During section, the cleaning solution washings useful load different from washings 109 of pumping is recycled relatively with different intensity suckings.
Circulation pumping installations 117 only so keeps activating longly, until no longer providing for recycling washing for pumping procedure
Liquid is washed, to prevent circulation pumping installations vacant lot from pumping and to suck air.Here, using a kind of method, so that avoid will be empty
Air-water mixture is transported to circulation pumping installations 117.Control device 123 is configured to herein, when by recycling pumping installations 117
When the volume flow of the cleaning solution of pumping is lower than volume flow threshold value, the conveying for stopping circulation pumping installations 117 runs and ties
Shu Xunhuan pumps the period.This can realize that the power detection element testing is recycled especially by power detection element 119
The electrical power of pumping installations 117 and will test circulation pumping installations 117 electric power value with refer to electric power value compared with.
Control device 123 can effectively detect the end of circulation pumping period and effectively determine and follow as a result,
The duration of ring pump time section.By control device 123 according to the circulation that detects pump the period it is lasting when
Between determine cleaning-drum 107 in washings useful load.
In the case where empty cleaning-drum 107, circulation pumping installations 117 is swashed during long circulation pumps the period
It is living because water non-time delay flow through cleaning-drum 107 and be immediately provided to circulation pumping installations 117.
Conversely, then washings 109 is as passed through input nozzle when cleaning-drum 107 is filled up completely with washings 109
The wall of the cleaning solution beam of 115 inputs works like that.Cleaning solution beam is reflected back and most of and directly by washings 109
It flows in the lower area of alkali liquor container 105 and advantageously can recycle pumping by recycling pumping installations 117 there.?
This, realizes the duration of the length of circulation pumping period.
In the case where small washings useful load is up to medium sized washings useful load, pass through input nozzle 115
The beam being directed on washings is directly mapped on washings 109 and can preferably soak the washings.Medium big
The biggish thickness degree of washings 109 causes in the case where small useful load, and cleaning solution takes more time through washing rolling
Washings 109 in cylinder 107 is flowed into the lower area of alkali liquor container 105.In addition, cleaning solution advantageously with washings 109
In conjunction with.Because thus circulation pumping installations 117 provides less amount of cleaning solution, the non-of circulation pumping period is only realized
The often short duration.In the case where the lesser thickness degree of washings 109 in cleaning-drum 107, washings 109 with
The washings wall, which is compared, in the case where the cleaning-drum 107 being fully filled with is easier to absorb water, however due to small thickness
Degree causes less preferably to absorb water compared in the case where medium sized useful load, to realize the circulation pumping period again
The longer duration.
Before activation recycles pumping installations 117, pressure-detecting device 121 can the inspection when the circulation pumping period starts
Survey first pressure value.After it will recycle pumping installations 117 by control device 123 and deactivate, pressure-detecting device 121 can be
Second pressure value is detected after end loop pump time section.Control device 123 can be according to first pressure value and second pressure
Pressure difference between value more accurately determines that washings loads according to the duration of the circulation pumping period detected
Amount.
The step is only possible under sufficiently high cleaning solution liquid level.The medium sized useful load the case where
Under, washings 109 absorbs most water and has minimum pressure values.The larger useful load of washings 109 causes biggish
Pressure value flows through beside washings 109 because water is most of due to the washings wall that is present in cleaning-drum 107.
Pressure difference between detection first pressure value and second pressure value is realized according to the circulating pump detected
Send the duration of period additional safety or control model when determining the washings useful load in cleaning-drum 107.
If using the identical washings 109 for loading type, spy when determining washings useful load by control device 123
It is not identical type of textiles, then the high-precision of the loading measurement carried out by the method may be implemented and repeat
Property.It can be improved by using for determining the textile inspection device of type of textiles in the case where different loading types
The precision of the method.
It should be noted that method described herein is to measure the washings useful load of washings 109, and precision indirectly
Various affecting parameters fluctuations are often subject to repeatability.The advantages of the method, is quickly to identify useful load, because subtracting
The quantity for step needed for determining washings useful load is lacked.In addition, the method is now below the washing of pressure terminal in fact
Useful load is determined under liquid liquid level, this is especially under obvious low water level in the circulation pumping system with low cleaning solution liquid level
It is advantageous.
Fig. 3 show in the washings care appliance described according to fig. 2 circulating pump send cleaning solution method process.
Method 200 includes optional first method step: being activated by control device 123 when time of delivery section starts
201 cleaning solution conveying devices 133 so as to the washings 109 that the first amount of cleaning solution is conveyed in cleaning-drum 107 and are moistened
Wet washings 109, wherein time of delivery section continues before circulation pumps the period, wherein control device 123 is conveying
Circulation pumping installations 117 is deactivated during period.
Method 200 includes optional second method step: in linking in the circulation of the time of delivery section pumping period
When by pressure-detecting device 121 detect 203 first pressure values.
Method 200 includes third method step: activating 205 when the circulation pumping period starts by control device 123
The conveying operation of pumping installations 117 is recycled, so that cleaning solution is pumped out by outlet 111 from alkali liquor container 105, and will pump
Cleaning solution out is conveyed to the washings 109 in cleaning-drum 107 by pipeline 113 and by input nozzle 115 again.
Method 200 includes fourth method step: when the volume flow of the cleaning solution pumped by circulation pumping installations 117 is low
When volume flow threshold value, run by the conveying that control device 123 stops 207 circulation pumping installations 117.
Method 200 includes optional 5th method and step: passing through pressure-detecting device at the end of circulation pumps the period
121 209 second pressure values of detection.
Method 200 include the 6th method and step: by control device 123 detection 211 circulation pumping the periods it is lasting when
Between.
Method 200 includes the 7th method and step: pumping the period according to the circulation detected by control device 123
Duration determine the washings useful load in 213 cleaning-drums 107.
If method 200 includes optional second method step: 203 first pressure values of detection and optional 5th method step
Rapid: 209 second pressures of detection, then include the 7th method and step: being pumped by control device 123 according to the circulation detected
The pressure detected between the duration of period and the second pressure value detected and the first pressure value detected
Difference determines the washings useful load in 213 cleaning-drums 107.
Feature shown in the sum of all combinations each embodiment description of the invention can be existed with different combination settings
Content according to the present invention, to realize its advantageous effect simultaneously.
Protection scope of the present invention is provided by claim and is not limited to described in the specification or attached drawing institute
The feature shown.
Reference signs list
100 washings care appliances
101 pour shell
103
105 alkali liquor containers
107 cleaning-drums
109 washings
111 outlets
113 pipelines
115 input nozzles
117 circulation pumping installations
119 power detection elements
121 pressure-detecting devices
123 control devices
125 detection connections
127 control connections
129 other control connections
131 other detection connections
133 cleaning solution conveying devices
135 transfer pipelines
137 conveying connections
200 method for determining washings useful load
201 optional first method steps: activation cleaning solution conveying device
203 optional second method steps: detection first pressure value
205 third method steps: the conveying operation of activation circulation pumping installations
207 fourth method steps: stop the conveying operation of circulation pumping installations
209 optional 5th method and steps: detection second pressure value
211 the 6th method and steps: the duration of detection circulation pumping period
213 the 7th method and steps: the washings useful load in cleaning-drum is determined
Claims (15)
1. a kind of washings care appliance (100) has the alkali liquor container (105) for receiving cleaning solution, wherein described
The cleaning-drum (107) for receiving washings (109) is disposed in alkali liquor container (105), wherein the alkali liquor container
It (105) include outlet (111), wherein the washings care appliance (100) has for cleaning solution to be imported into described wash
Wash the input nozzle (115) in roller (107), wherein the outlet (111) passes through pipeline (113) and the input nozzle
(115) it connects to fluid technique, wherein the circulation pumping installations for pumping cleaning solution is disposed in the pipeline (113)
(117), wherein the circulation pumping installations (117) is configured to cleaning solution passing through the outlet (111) from the lye
Container (105) pumps out, and pumps again by the cleaning solution pumped out by the pipeline (113) and by the input nozzle (115)
It is sent in the cleaning-drum (107) being arranged in the alkali liquor container (105), so as to by washing in the cleaning-drum (107)
It washs object (109) to soak again with cleaning solution, and the washings care appliance has for controlling the circulation pumping installations
(117) control device (123), which is characterized in that the control device (123) is configured to start in the circulation pumping period
When activate the conveying operation of circulation pumping installations (117), so as to by cleaning solution by the outlet (111) from the alkali
Liquid container (105) pumps out, and the cleaning solution pumped out by the pipeline (113) and is passed through the input nozzle (115) again
The washings (109) being conveyed in the cleaning-drum (107), wherein the control device (123) is configured to, when passing through
When stating the volume flow of the cleaning solution of circulation pumping installations (117) pumping lower than volume flow threshold value, stop the circulation pumping
Device (117) conveying operation, terminate it is described circulation pumping the period and detect it is described circulation pumping the period it is lasting when
Between, and the control device (123) is configured to be determined according to the duration of the circulation pumping period detected
Washings useful load in the cleaning-drum (107).
2. washings care appliance (100) according to claim 1, which is characterized in that the washings care appliance
(100) there is the cleaning solution conveying device of the washings (109) for being conveyed to cleaning solution in the cleaning-drum (107)
(133), and the control device (123) is configured to activate the cleaning solution conveying device (133) in time of delivery section,
So as to the washings (109) that the first amount of cleaning solution is conveyed in the cleaning-drum (107) and soak the washings
(109), wherein the circulation pumping period linking is in the time of delivery section.
3. washings care appliance (100) according to claim 1 or 2, which is characterized in that the washings care appliance
(100) there is the pressure-detecting device (121) for detecting the pressure value of the cleaning solution in the alkali liquor container (105), wherein
The pressure-detecting device (121) is configured to detect pressure value during the circulation pumps the period, wherein the control
The pressure value that device (123) is configured to the duration according to the circulation pumping period detected and detects determines
Washings useful load in the cleaning-drum (107).
4. washings care appliance (100) according to claim 3, which is characterized in that control device (123) construction
For when the pressure value detected is lower than predetermined pressure threshold, the duration according to the circulation pumping period is true
Washings useful load in the fixed cleaning-drum (107).
5. washings care appliance (100) according to any one of the preceding claims, which is characterized in that the washings
Care appliance (100) has the power detection element (119) of the electric power value for detecting circulation pumping installations (117),
Wherein, the control device (123) is configured to, and when the electric power value detected is lower than reference power value, stops the circulation
The conveying of pumping installations (117) runs and terminates second circulation pump time section, wherein the reference power value corresponds to
The electric power value of circulation pumping installations (117) when with volume flow threshold cycle pumping cleaning solution.
6. washings care appliance (100) according to claim 5, which is characterized in that the power detection element (119)
Current sensor including the supply electric current for detecting circulation pumping installations (117).
7. washings care appliance (100) according to any one of the preceding claims, which is characterized in that the washings
Care appliance (100) has the drum drive for rotating the cleaning-drum (107), wherein the control device
(123) it is configured to activate the drum drive during the circulation pumps the period, to make the cleaning-drum
(107) it rotates, wherein the drum drive especially is configured to make the cleaning-drum (107) in the circulating pump
It send and is rotated during the period along different direction of rotation.
8. washings care appliance (100) according to any one of the preceding claims, which is characterized in that the washings
Care appliance (100) has the flow-sensint unit for detecting the flow velocity of the cleaning solution in the pipeline (113), wherein described
Control device (123) is configured to wash according to the circulation pumps the duration of period and the flow velocity detected determines
Wash the washings useful load in roller (107).
9. washings care appliance (100) according to any one of the preceding claims, which is characterized in that the washings
Care appliance (100) has the weight detecting dress of the weight for detecting the washings (109) in the cleaning-drum (107)
It sets, wherein the institute that the control device (123) is configured to the duration according to the circulation pumping period and detects
The weight for stating washings (109) determines washings useful load in the cleaning-drum (107).
10. washings care appliance (100) according to claim 9, which is characterized in that the Weight detecting device includes
For weighing the weighing device for the weight for receiving the washings (109) in the cleaning-drum (107), for detecting described wash
Wash the device of the slippage of the vibrational system of roller (107) or the drum driven dress for detecting the cleaning-drum (107)
The device for the power parameter set.
11. washings care appliance (100) according to any one of the preceding claims, which is characterized in that the washing
Object care appliance (100) has the weaving for detecting the washings type of the washings (109) in the cleaning-drum (107)
Product detection device, and the control device (123) is configured to duration and inspection according to the circulation pumping period
The washings type of the washings (109) measured determines the washings useful load in the cleaning-drum (107).
12. one kind is for determining the method (200) of the washings useful load in washings care appliance (100), wherein described to wash
Object care appliance (100) are washed with the alkali liquor container (105) for receiving cleaning solution, wherein in the alkali liquor container (105)
It is disposed with the cleaning-drum (107) for receiving washings (109), wherein the alkali liquor container (105) includes outlet
(111), wherein the washings care appliance (100) includes input nozzle (115), wherein the outlet (111) passes through
Pipeline (113) is connect with the input nozzle (115) fluid technique, is disposed in the pipeline (113) and is washed for pumping
Wash the circulation pumping installations (117) of liquid, wherein the circulation pumping installations (117) is configured to cleaning solution passing through the row
Outlet (111) is pumped out from the alkali liquor container (105), and the cleaning solution pumped out by the pipeline (113) and is passed through institute
It states input nozzle (115) to be pumped into again in the cleaning-drum (107) being arranged in the alkali liquor container (105), so as to will be described
Washings (109) in cleaning-drum (107) is soaked again with cleaning solution, wherein the washings care appliance (100) has
For controlling the control device (123) of circulation pumping installations (117), which is characterized in that the method (200) includes following
Step:
(205) described circulation pumping installations (117) is activated when the circulation pumping period starts by the control device (123)
Conveying operation, to pump out cleaning solution from the alkali liquor container (105) by the outlet (111), and will pump out
Cleaning solution be conveyed in the cleaning-drum (107) again by the pipeline (113) and by the input nozzle (115)
Washings (109),
When the volume flow of the cleaning solution by circulation pumping installations (117) pumping is lower than volume flow threshold value, pass through
The control device (123) stops the conveying operation of (207) described circulation pumping installations (117),
By the duration of the control device (123) detection (211) the circulation pumping period, and
(213) institute is determined according to the duration that the circulation detected pumps the period by the control device (123)
State the washings useful load in cleaning-drum (107).
13. according to the method for claim 12 (200), which is characterized in that the washings care appliance (100), which has, to be used
In the cleaning solution conveying device (133) for the washings (109) being conveyed to cleaning solution in the cleaning-drum (107), and institute
Method (200) is stated to include the following steps:
The cleaning solution conveying device (133) is activated by the control device (123) when time of delivery section starts, to incite somebody to action
First amount of cleaning solution is conveyed to the washings (109) in the cleaning-drum (107) and soaks the washings (109),
Wherein, the circulation pumping period linking is in the time of delivery section, wherein the control device (123) is in the conveying
The circulation pumping installations (117) is deactivated during period.
14. method (200) according to claim 12 or 13, which is characterized in that washings care appliance (100) tool
There are the pressure-detecting device (121) of the pressure value for detecting the cleaning solution in the alkali liquor container (105), and the method
(200) include the steps that following:
(203) pressure value is detected by the pressure-detecting device (121) during the circulation pumps the period, and
It is determined according to the duration of the circulation pumping period with the pressure value detected by the control device (123)
(213) the washings useful load in the cleaning-drum (107).
15. according to the method for claim 14 (200), which is characterized in that the method (200) includes the steps that following:
When the pressure value detected is lower than predetermined pressure threshold, the duration according to the circulation pumping period is true
Washings useful load in fixed (213) described cleaning-drum (107).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016212490.0 | 2016-07-08 | ||
| DE102016212490.0A DE102016212490A1 (en) | 2016-07-08 | 2016-07-08 | Laundry care device with a controller |
| PCT/EP2017/065248 WO2018007149A1 (en) | 2016-07-08 | 2017-06-21 | Laundry-care appliance having a controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109477274A true CN109477274A (en) | 2019-03-15 |
| CN109477274B CN109477274B (en) | 2021-03-26 |
Family
ID=59093565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780042428.4A Active CN109477274B (en) | 2016-07-08 | 2017-06-21 | Laundry care appliance with control device |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3481987B1 (en) |
| CN (1) | CN109477274B (en) |
| DE (1) | DE102016212490A1 (en) |
| PL (1) | PL3481987T3 (en) |
| WO (1) | WO2018007149A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945380A (en) * | 2019-05-17 | 2020-11-17 | Bsh家用电器有限公司 | Laundry care appliance with control device |
| CN112127120A (en) * | 2019-06-25 | 2020-12-25 | Bsh家用电器有限公司 | Laundry care appliance with a pump device and method for operating a laundry care appliance |
| CN112746439A (en) * | 2019-10-30 | 2021-05-04 | Bsh家用电器有限公司 | Laundry care appliance with control device |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019207240A1 (en) * | 2019-05-17 | 2020-11-19 | BSH Hausgeräte GmbH | Laundry care device with one control |
| CN113718470A (en) * | 2021-09-16 | 2021-11-30 | 珠海格力电器股份有限公司 | Water inflow judging method and washing machine |
| BE1031029B1 (en) * | 2022-11-09 | 2024-06-10 | Miele & Cie | Method for operating a washing machine and washing machine |
| BE1031021B1 (en) * | 2022-11-09 | 2024-06-10 | Miele & Cie | Method for operating a washing machine and washing machine |
| DE102023201349B3 (en) | 2023-02-16 | 2024-03-21 | E.G.O. Elektro-Gerätebau GmbH | Method for operating a washing machine and washing machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1659325A (en) * | 2002-04-02 | 2005-08-24 | 惠而浦有限公司 | Method for controlling the program of a washing machine and washing machine using such method |
| EP1681385A1 (en) * | 2004-11-23 | 2006-07-19 | Electrolux Home Products Corporation N.V. | Houshold-type water-recirculating clothes washing machine with automatic control of the washload weight, and operating method thereof. |
| US20070118997A1 (en) * | 2005-08-23 | 2007-05-31 | Choi Du H | Washing machine |
| DE102014220021B3 (en) * | 2014-10-02 | 2016-02-04 | BSH Hausgeräte GmbH | Laundry care device with a control |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013073140A1 (en) * | 2011-11-14 | 2013-05-23 | パナソニック株式会社 | Drum-type washing machine |
| KR102216407B1 (en) * | 2014-06-10 | 2021-02-16 | 엘지전자 주식회사 | Controlling method of the washing machine |
-
2016
- 2016-07-08 DE DE102016212490.0A patent/DE102016212490A1/en not_active Withdrawn
-
2017
- 2017-06-21 EP EP17731886.2A patent/EP3481987B1/en active Active
- 2017-06-21 CN CN201780042428.4A patent/CN109477274B/en active Active
- 2017-06-21 PL PL17731886T patent/PL3481987T3/en unknown
- 2017-06-21 WO PCT/EP2017/065248 patent/WO2018007149A1/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1659325A (en) * | 2002-04-02 | 2005-08-24 | 惠而浦有限公司 | Method for controlling the program of a washing machine and washing machine using such method |
| EP1681385A1 (en) * | 2004-11-23 | 2006-07-19 | Electrolux Home Products Corporation N.V. | Houshold-type water-recirculating clothes washing machine with automatic control of the washload weight, and operating method thereof. |
| US20070118997A1 (en) * | 2005-08-23 | 2007-05-31 | Choi Du H | Washing machine |
| DE102014220021B3 (en) * | 2014-10-02 | 2016-02-04 | BSH Hausgeräte GmbH | Laundry care device with a control |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945380A (en) * | 2019-05-17 | 2020-11-17 | Bsh家用电器有限公司 | Laundry care appliance with control device |
| CN111945380B (en) * | 2019-05-17 | 2023-12-12 | Bsh家用电器有限公司 | Washware care implement with control device |
| CN112127120A (en) * | 2019-06-25 | 2020-12-25 | Bsh家用电器有限公司 | Laundry care appliance with a pump device and method for operating a laundry care appliance |
| CN112127120B (en) * | 2019-06-25 | 2023-12-12 | Bsh家用电器有限公司 | Laundry care appliance with pump device and method for operating a laundry care appliance |
| CN112746439A (en) * | 2019-10-30 | 2021-05-04 | Bsh家用电器有限公司 | Laundry care appliance with control device |
| CN112746439B (en) * | 2019-10-30 | 2024-02-02 | Bsh家用电器有限公司 | Washware care implement with control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109477274B (en) | 2021-03-26 |
| PL3481987T3 (en) | 2021-02-08 |
| EP3481987B1 (en) | 2020-08-05 |
| EP3481987A1 (en) | 2019-05-15 |
| WO2018007149A1 (en) | 2018-01-11 |
| DE102016212490A1 (en) | 2018-01-11 |
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