CN106758005A - A kind of method of washing machine automatic detection detergent concentration, system and washing machine - Google Patents
A kind of method of washing machine automatic detection detergent concentration, system and washing machine Download PDFInfo
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- CN106758005A CN106758005A CN201611162669.6A CN201611162669A CN106758005A CN 106758005 A CN106758005 A CN 106758005A CN 201611162669 A CN201611162669 A CN 201611162669A CN 106758005 A CN106758005 A CN 106758005A
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- spectrogram
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
- D06F34/22—Condition of the washing liquid, e.g. turbidity
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- D06F2202/02—
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Abstract
The invention discloses a kind of method of washing machine automatic detection detergent concentration, system and washing machine, it includes：The detergent of predetermined amount is delivered according to water after washing machine automatic feeding water, after detergent is well mixed with water, the spectroscopic data of the spectrometer collection washing tub washed water that startup is arranged in washing machine simultaneously generates its corresponding spectrogram；The spectrogram is parsed to obtain the concentration of surfactant in the washings；Default first concentration value, and the consumption of the detergent for requiring supplementation with is calculated according to the concentration, the predetermined amount of detergent and default first concentration value, and by the detergent input washing tub of phase application amount.The present invention can accurately detect the concentration of surfactant in washings by installing spectrometer on washing machine, so as to whether the consumption that detergent is judged by the concentration of surfactant is suitable.
Description
Technical field
The present invention relates to washing machine technology field, more particularly to a kind of method of washing machine automatic detection detergent concentration,
System and washing machine.
Background technology
Current many washing machines have possessed the function of automatic detergent adding, and the method for realization is installed in washing machine internal
One container of storage detergent, when washing machine works, washing machine, should by control according to information such as clothes weight or waters
The dispensing magnetic valve of container, reaches automatically controlling for the release time to detergent, number of times and injected volume.Under this mode, wash
Clothing machine carries out detergent and delivers operation with fixed routine, no matter detergent concentration used is how many, all mechanically by same
Setting value putting detergent.But actually distinct detergent brand, the concentration of active ingredient and differs in detergent, has
Detergent belong to hyperconcetration product, what is had is not then that its concentration may differ by several times.Therefore, it is automatic by this way to deliver
Two kinds of situations may occur in detergent, or detergent is delivered excessively, make rinsing difficult, easily cause detergent and remain in clothing
On thing；Or detergent injected volume is not enough, does not reach clean effect.
Therefore, prior art has yet to be improved and developed.
The content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, there is provided a kind of washing machine is automatic
Detect the method for detergent concentration, system and washing machine, by the detection to the concentration of detergent active ingredient in washing tub come
Realize that the self adaptation of detergent is delivered, detergent delivers excess or detergent delivers not enough phenomenon to avoid.
The technical proposal for solving the technical problem of the invention is as follows：
A kind of method of washing machine automatic detection detergent concentration, wherein, including step：
The detergent of predetermined amount is delivered according to water after washing machine automatic feeding water, after detergent is well mixed with water, startup sets
Put the spectroscopic data of the spectrometer collection washing tub washed water in washing machine and generate its corresponding spectrogram；
The spectrogram is parsed to obtain the concentration of surfactant in the washings；
Default first concentration value, and according to the concentration, the predetermined amount of the detergent delivered and the default first concentration value meter
The consumption of the detergent for requiring supplementation with, and by the detergent input washing tub of phase application amount.
The method of the washing machine automatic detection detergent concentration, wherein, default first concentration value, and according to described
Concentration, the predetermined amount of the detergent delivered and default first concentration value calculate the consumption of the detergent for requiring supplementation with, and will
Also include after in the detergent input washing tub of phase application amount：
In not yet draining after the completion of rinsing every time, start the spectroscopic data of spectrometer collection washing tub washed water and generate it
Corresponding spectrogram；
The spectrogram is parsed to obtain the concentration of surfactant in the washings；
The concentration is compared with default second concentration value；
When the concentration is more than default second concentration value, then rinsed again after washings discharge is finished,
Until the concentration is less than default second concentration value.
The method of the washing machine automatic detection detergent concentration, wherein, the parsing spectrogram is described to obtain
The concentration of surfactant is specifically included in washings：
After server end obtains the spectrogram, pattern-recognition and SNR estimation and compensation treatment are carried out to the spectrogram, obtain described
The corresponding spectroscopic data of spectrogram；
The spectroscopic data and standard spectrum are compared, the concentration of surfactant in washings is obtained, and will be described dense
Degree feeds back to washing machine.
The method of the washing machine automatic detection detergent concentration, wherein, it is described after detergent is well mixed with water, open
Move the spectroscopic data of spectrometer collection washing tub washed water and generate its corresponding spectrogram and be specially：
Start the spectrometer for being arranged on outer barrel of washing machine and being contacted with washing tub washed water；
The spectrometer obtains the light beam through the transmitted light of the washings, according to institute to the washings projecting beam
State the corresponding spectrogram of transmission photogenerated.
A kind of system of washing machine automatic detection detergent concentration, wherein, it includes：
First spectrogram acquisition module, for after detergent is well mixed with water, starting washing in spectrometer collection washing tub
The spectroscopic data of water simultaneously generates its corresponding spectrogram；
First surface surfactant concentration acquisition module, for parsing the spectrogram to obtain surfactant in the washings
Concentration；
First adjustment module, for presetting the first concentration value, and according to the concentration, the predetermined amount of the detergent delivered and described
Default first concentration value calculates the consumption of the detergent for requiring supplementation with, and by the detergent input washing tub of phase application amount.
The system of the washing machine automatic detection detergent concentration, wherein, it also includes：
Second spectrogram acquisition module, in not yet draining after the completion of rinsing, starting washing in spectrometer collection washing tub
The spectroscopic data of water simultaneously generates its corresponding spectrogram；
Second surface surfactant concentration acquisition module, for parsing the spectrogram to obtain surfactant in the washings
Concentration；
Comparison module, for the concentration to be compared with default second concentration value；
Second adjustment module, for when the concentration is more than default second concentration value, then being racked up in the washings
Rinsed again after finishing, until the concentration is less than default second concentration value.
The system of the washing machine automatic detection detergent concentration, wherein, the first surface surfactant concentration obtains mould
Block or the second surface surfactant concentration acquisition module are specifically included：
Processing unit, after obtaining the spectrogram for server end, pattern-recognition and SNR estimation and compensation is carried out to the spectrogram
Treatment obtains the corresponding spectroscopic data of the spectrogram；
Comparing unit, for the spectroscopic data and standard spectrum to be compared, surfactant is dense in acquisition washings
Degree.
The system of the washing machine automatic detection detergent concentration, wherein, the first spectrogram acquisition module includes：
Spectrometer start unit, for starting installed in outer barrel of washing machine and the spectrometer that contacts with washing tub washed water；
Spectrogram generation unit, for the spectrometer to the washings projecting beam, obtains the light beam and is washed through described
The transmitted light of water is washed, according to the corresponding spectrogram of the transmission photogenerated.
A kind of washing machine, wherein, it includes the spectrometer for being arranged on outer barrel of washing machine and being contacted with washing tub washed water,
And the processor being connected with spectrometer；The spectrometer is used to gather the spectroscopic data of washing tub washed water and generate corresponding
Spectrogram；The processor is used to parse the spectrogram to obtain the concentration of surfactant in the washings, Yi Jigen
The consumption of the detergent for requiring supplementation with is calculated with default first concentration value according to the concentration, the predetermined amount of the detergent delivered, and
By in the detergent input washing tub of phase application amount.
The washing machine, wherein, it also includes：For to the automatic detergent for delivering predetermined volume detergent in washing tub
From putting module, the rinsing module of rinsing times is controlled for the concentration according to surfactant in washings, for controlling water
The laundry mode selecting module of amount, for the spectroscopic data compression module being compressed to the spectroscopic data included in spectrogram；
The spectrometer, the detergent compress mould from putting module, rinsing module, laundry mode selecting module and the spectroscopic data
Block is connected with the processor.
Beneficial effect：Compared with prior art, the present invention provide washing machine automatic detection detergent concentration method, be
System and washing machine, by installing spectrometer on washing machine, can accurately detect the concentration of surfactant in washings,
So as to whether the consumption that detergent is judged by the concentration of surfactant is suitable, it is to avoid dosage of scour deficiency causes clothing
Do not wash clean clearly, and the concentration of the residual detergent in detection washings exactly, so that reasonably control washing machine is to clothing
Rinsing times, it is to avoid rinsing times are excessive and waste water, or rinsing times are very few and cause that clothing has the washing of residual
Agent.
Brief description of the drawings
Fig. 1 is of the invention after detergent is well mixed with water, the method for the washing machine automatic detection detergent concentration
Preferred embodiment flow chart；
Fig. 2 be the present invention provide washing machine automatic detection detergent concentration method in use Fourier transform spectrometer, original
Reason figure；
Fig. 3 be the present invention in not yet draining after the completion of rinsing, the method for the washing machine automatic detection detergent concentration compared with
The flow chart of good embodiment；
Fig. 4 be the present invention after detergent is well mixed with water, the system of the washing machine automatic detection detergent concentration compared with
The functional schematic block diagram of good embodiment；
Fig. 5 be the present invention in not yet draining after the completion of rinsing, the system of the washing machine automatic detection detergent concentration compared with
The functional schematic block diagram of good embodiment；
Fig. 6 is the principle of work and power of another embodiment of the system of the washing machine automatic detection detergent concentration that the present invention is provided
Figure；
Fig. 7 is the structured flowchart of the preferred embodiment of washing machine of the present invention；
Fig. 8 is the structural representation of washing machine of the present invention.
Specific embodiment
A kind of method of washing machine automatic detection detergent concentration, system and washing machine that the present invention is provided, to send out this
Bright object, technical solution and advantage are clearer, clear and definite, and the embodiment that develops simultaneously referring to the drawings is to of the invention further detailed
Explanation.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Below in conjunction with the accompanying drawings, by the description to embodiment, the content of the invention is described further.
Fig. 1 is referred to, Fig. 1 is of the invention after detergent is well mixed with water, the washing machine automatic detection detergent
The flow chart of the preferred embodiment of the method for concentration, it includes：
Step S101, the detergent that predetermined amount is delivered after washing machine automatic feeding water according to water, detergent is well mixed with water
Afterwards, start the spectroscopic data of the spectrometer collection washing tub washed water being arranged in washing machine and generate its corresponding spectrum
Figure.
Spectrometer is installed, spectrometer can be in contact with the washings in washing tub in the present invention in the outer barrel of washing machine；
Detergent from putting module is also equipped with washing machine, laundry mode from putting module can be set by detergent corresponding
The consumption of the detergent of dispensing.Washing machine has laundry mode selecting module, its be used for according to the number of washing tub undergarment come
Automatically select the water of adaptation（ml）Clothing is cleaned, laundry mode is corresponding with the consumption of the detergent of setting, that is, work as
The corresponding water of preceding laundry mode is bigger, then the consumption of the detergent for setting is more；Washing machine receives the operational order of user, presses
When starting according to user's setting pattern, first can automatic draining, when water reaches the corresponding water of current laundry pattern, detergent
Start and deliver the detergent of predetermined amount from putting module, if the predetermined amount of the detergent delivered is a；Washing tub is rotated and will washed
Wash agent to be mixed with water, now spectrometer can be contacted with washings（Washings refer to the liquid after detergent is mixed with water）；It is mixed
The even time can preset, and such as be redefined for 5s, then after 5s mixing times terminate, washing tub stops operating, the spectrum
Instrument starts, for gathering the spectroscopic data of washing tub washed water and generating its corresponding spectrogram.
Spectrometer is that fluid to be measured is detected based on transmission Molecular Spectral Analysis, every kind of material molecule in fluid to be measured
Can have the absorption of uniqueness to the light of particular range of wavelengths, this because of it is light absorbing be intramolecular chemical bond, due to every kind of
Chemical bond contained by molecule is different from each other, thus every kind of molecule also just has oneself unique " spectral fingerprint ".
Spectrometer in detection, it is necessary to light beam is passed through into fluid to be measured, the transmittance of recording light and wave number or the relation curve of wavelength, just
Spectrogram is obtained, in conjunction with appropriate data model, is compared and is absorbed collection of illustrative plates and standard diagram, you can judge containing which kind of thing
Matter.Such as water has 3 infrared absorption peaks：3750cm-1,3650cm-1 and 1595cm-1.Similar, according to the suction of different wave length
The spectrum for receiving peak value just can simultaneously distinguish different materials.As shown in Fig. 2 in the present embodiment, the spectrometer is used
Fourier transform spectrometer, wherein " spectrogram " represent be absorption spectrum spectrogram, abscissa represents wavelength, and ordinate is represented
Light transmittance.It can be seen that the sensing at " peak " is downward, it is represented on this wavelength, and light is absorbed, and light intensity dies down, and then
Form one " absworption peak ".
In step S101, start after outer barrel of washing machine and the spectrometer that is contacted with washing tub washed water, it is described
Spectrometer obtains the light beam through the transmitted light of the washings, according to the transmitted light to the washings projecting beam
Come the transmittance of recording light and the relation curve of wave number or wavelength so as in generating detergent various material compositions spectrometer is sent out
Corresponding spectrogram after the beam absorption penetrated.
Multiple components, such as fatty alcohol-ether sodium sulfate salt, lauryl sodium sulfate, coconut are included in usually used detergent
The chemical substances such as fatty acid oil diglycollic amide, disodium ethylene diamine tetraacetate, sodium carbonate, sodium chloride, Sodium Benzoate, and content
Maximum water.In detergent, what washing was played a decisive role is the content of surfactant, therefore, pass through in the present invention
Whether detergent is delivered excessive mainly by detecting that the concentration of surfactant in washings contains in spectrometer detection washings
Whether amount is excessive to judge putting detergent.Contain two kinds of groups of different nature in the molecule of surfactant, one end is long
Chain non-polar group, can be dissolved in oil and water insoluble, that is, so-called hydrophobic grouping, and the other end is then water miscible group, i.e.,
Hydrophilic radical.The hydrophobic grouping of surfactant is usually to be made up of the hydrocarbon of long-chain, such as straight chained alkyl C8~C20, branched alkane
Base C8~C20, alkyl phenyl（Atomic number of alkyl carbon is 8~16）Deng.The difference of hydrophobic grouping is mainly the structure in hydrocarbon chain
In change, difference is smaller.Therefore by detecting the absorption spectrum of hydrocarbon chain, it can be determined that surfactant is dense in washings
Degree.
Step S102, parse the spectrogram to obtain the concentration of surfactant in the washings.
Surfactant is a kind of organic compound with special construction and property, by detecting carbon in the spectrogram
The absorption spectrum of hydrogen chain, it is possible to judge the concentration of surfactant.Washing machine passes through spectroscopic data after obtaining the spectrogram
Be compressed for the spectroscopic data included in the spectrogram by compression module, reduces data occupancy in network transmission, is easy to net
Network is transmitted；The spectrogram obtained after compression, is uploaded onto the server by Wireless/wired internetwork connection mode by network interface
End.
In step S102, after server end obtains the spectrogram, the spectrogram is decompressed, row mode of going forward side by side identification
And SNR estimation and compensation treatment, obtain the corresponding spectroscopic data of the spectrogram；The spectroscopic data obtained by treatment is sent to light
Analysis of spectrum module.Server end pre-builds database, and the database is used to store standard spectrum, by spectral analysis module
The spectroscopic data and standard spectrum are compared, the suction of contained substance molecule and each material molecule in washings is judged
Luminosity, obtains the absorbance of hydrocarbon chain in washings, according to Lambert-Bill law, using material molecule absorbance with
The linear relationship of its concentration obtains the concentration of hydrocarbon chain in washings so as to obtain the concentration d of surfactant in washings.Clothes
After business device end obtains the concentration d of surfactant in washings, passed through network interface and sent back washing machine.
Concentration refers to the shared component in total amount of certain species, preferably, heretofore described concentration is concentration expressed in percentage by volume,
Concentration=solute volume（ml）/（Solute volume（ml）+ solvent volume（ml））* 100%, i.e. surfactant are in the washings
Concentration=surfactant volume/（Surfactant volume+corresponding the water of current laundry pattern）.
The present invention can accurately detect the dense of surfactant in washings by installing spectrometer on washing machine
Degree, accurate spectroscopic data is provided further to carry out adaptability regulation to the consumption of detergent.
Step S103, default first concentration value, and according to the concentration, the predetermined amount of the detergent delivered and described default
First concentration value calculates the consumption of the detergent for requiring supplementation with, and by the detergent input washing tub of phase application amount.
Server end will get concentration d of the surfactant in the washings and send back laundry generator terminal, washing machine
Default first concentration value in end, default first concentration value described in laundry generator terminal refers to contained surfactant in washing of drum type washing machine water
It is best suitable for concentration value.
Preferred embodiment, the predetermined amount of the detergent of dispensing is a, parses the spectrogram with obtaining the washings
The concentration of surfactant be d, preset the first concentration value be b, then in washing tub under current water required detergent consumption x
For：
x=a*b/d
Then（x-a）The consumption of the detergent that should as supplement, now controls the detergent to be delivered from putting module（x-a）It is right
The consumption of the detergent answered.After detergent supplement is finished, the spectrometer is closed, and start washing machine drum rotation, carry out clothing
Thing is cleaned.The present invention can accurately detect that detergent active ingredient surfactant is dense in washings by spectrometer
Degree, judges the consumption of detergent that should be supplemented by the concentration, and carries out the dispensing of the detergent of corresponding consumption, to reach
To optimal cleaning performance.
As shown in figure 3, in the method for the washing machine automatic detection detergent concentration, also being wrapped after the step S103
Include：
Step S201, in not yet draining after the completion of rinsing every time, starts the spectrum number of spectrometer collection washing tub washed water
According to and generate its corresponding spectrogram.
Step S202, parses the spectrogram to obtain the concentration of surfactant in the washings.
In rinse cycle in the acquisition process of the concentration of washings internal surfactants and startup spectrometer collection washing tub
The spectroscopic data of washings simultaneously generates its corresponding spectrogram, parses the spectrogram to obtain surface-active in the washings
The step of concentration of agent, is identical, and here is omitted.
Step S203, the concentration is compared with default second concentration value.
Wherein, when default second concentration value is clothing rinsed clean, the surfactant that can be included in washing tub
Concentration maximum, i.e., detected using default second concentration value clothing whether rinsed clean.
Step S204, when the concentration is more than default second concentration value, then after washings discharge is finished
Rinsed again, until the concentration is less than default second concentration value.
When the concentration is more than default second concentration value, then rinsing module control increases rinsing times, until institute
Concentration is stated less than default second concentration value.
Preferred embodiment, first rinse after the completion of not yet draining when, start spectrometer, detect and obtain the washings
The concentration of middle surfactant, when the concentration is more than default second concentration value, now carries out draining and dehydration, and close
Black out spectrometer, rinsing module control increase is once rinsed；Then second rinsing is carried out, is not yet arranged after the completion of being rinsed when second
During water, spectrometer is again started up, the concentration and default second concentration value to contained surfactant in current washings are entered
Row compares, if the concentration carries out draining and dehydration more than default second concentration value, and closes spectrometer, rinses mould
Block control is further added by once rinsing, and then carries out third time rinsing, circulates successively.
Therefore, in the present invention, spectrometer will be started to each material in washings not yet before draining after the completion of rinsing every time
The detection of molecule and its content judges whether the concentration of surfactant be less than default second concentration value, determining whether to float
Wash clean, it is to avoid rinsing times excessively cause the waste of water resource, or rinsing times are very few so that clothing remains detergent；And
Detect that the concentration closes spectrometer after finishing every time, to reduce energy consumption.
Based on above method embodiment, present invention also offers a kind of system of washing machine automatic detection detergent concentration,
As shown in figure 4, the system of the washing machine automatic detection detergent concentration includes：
First spectrogram acquisition module 10, for after detergent is well mixed with water, starting spectrometer collection washing tub wash-in
Wash the spectroscopic data of water and generate its corresponding spectrogram, as detailed above；
First surface surfactant concentration acquisition module 11, for parsing the spectrogram to obtain surface-active in the washings
The concentration of agent, as detailed above；
First adjustment module 12, for presetting the first concentration value, and according to the concentration, the predetermined amount of the detergent delivered and institute
The consumption that default first concentration value obtains the detergent for requiring supplementation with is stated, and the detergent of phase application amount is put into washing tub,
As detailed above.
As shown in figure 5, the system of the washing machine automatic detection detergent concentration also includes：
Second spectrogram acquisition module 20, in not yet draining after the completion of rinsing every time, starting spectrometer collection washing tub
The spectroscopic data of washed water simultaneously generates its corresponding spectrogram, as detailed above；
Second surface surfactant concentration acquisition module 21, for parsing the spectrogram to obtain surface-active in the washings
The concentration of agent, as detailed above；
Comparison module 22, for the concentration to be compared with default second concentration value, as detailed above；
Second adjustment module 23, for when the concentration is more than default second concentration value, then being discharged in the washings
Rinsed again after finishing, until the concentration is less than second concentration, as detailed above.
The first surface surfactant concentration acquisition module or the second surface surfactant concentration acquisition module are specifically wrapped
Include：
Processing unit, after obtaining the spectrogram for server end, pattern-recognition and SNR estimation and compensation is carried out to the spectrogram
Treatment obtains the corresponding spectroscopic data of the spectrogram, as detailed above；
Comparing unit, for the spectroscopic data and standard spectrum to be compared, surfactant is dense in acquisition washings
Degree, as detailed above.
The first spectrogram acquisition module includes：
Spectrometer start unit, for starting installed in outer barrel of washing machine and the spectrometer that contact with washing tub washed water, has
Body is as described above；
Spectrogram generation unit, for the spectrometer to the washings projecting beam, obtains the light beam and is washed through described
The transmitted light of water is washed, the corresponding spectrogram of photogenerated is transmitted according to described, as detailed above.
As shown in fig. 6, in another embodiment of the present invention, the system of the washing machine automatic detection detergent concentration
Can be provided with spectrometer washing machine 100 and with server 200；
The washing machine 100 includes：
Spectroscopic data compression unit 101, is compressed for the spectroscopic data to spectrometer collection；
Washer mode control module 102, the control instruction for being sent according to server controls the input amount of detergent, described
Mode control module includes that laundry mode control unit, washing lotion deliver control unit and rinsing control unit；
The server 200 includes：
Spectroscopic data processing unit 201, for carrying out pattern-recognition and SNR estimation and compensation treatment to the spectrogram, obtains the light
The corresponding spectroscopic data of spectrogram；
Spectral analysis engine 202, for the spectroscopic data and standard spectrum to be compared, obtains surface-active in washings
The concentration of agent, and by the concentration feedback to washing machine.
As shown in fig. 7, the present invention also provides a kind of washing machine, it include being arranged on outer barrel of washing machine and with washing tub wash-in
Wash the spectrometer 30 of water contact, and the processor 31 being connected with spectrometer；The spectrometer 30 is used to gather washing in washing tub
The spectroscopic data of water simultaneously generates corresponding spectrogram；The processor 31 is used to parse the spectrogram to obtain the washings
The concentration of middle surfactant, and calculated with default first concentration value according to the predetermined amount of the concentration, the detergent delivered
The consumption of the detergent for requiring supplementation with, and by the detergent input washing tub of phase application amount.
The washing machine also includes：For delivering mould certainly to the automatic detergent for delivering predetermined volume detergent in washing tub
Block 32, the rinsing module 33 of rinsing times is controlled for the concentration according to surfactant in washings, for according to clothing control
The laundry mode selecting module 34 of water production, for the spectroscopic data compression being compressed to the spectroscopic data included in spectrogram
Module 35；The spectrometer 30, the detergent are from putting module 32, rinsing module 33, laundry mode selecting module 34 and institute
Spectroscopic data compression module 35 is stated to be connected with the processor 31.
In the present embodiment, as shown in figure 8, being provided with spectrometer 30 in the outer barrel 1 of the washing machine, the spectrometer 30
It is partially disposed between the outer barrel 1 of the washing machine and interior bucket 2 to allow between the spectrometer 30 and outer barrel 1 and interior bucket 2
Laundry water be in contact, the spectrometer 30 is connected by UART interface with the control system of washing machine.The washing machine is electronic
Machine, draining valve, discharge outlet, overflow pipe, water inlet, detergent drain valve, water level controller, pressure hose, speed-reducing clutch etc.
Existing washing machine has the miscellaneous part for causing washing machine normal work, and the annexation of the part is existing connection
Relation, is not just repeating here.
In sum, provided by the present invention a kind of method of washing machine automatic detection detergent concentration, system and laundry
Machine, it includes：The detergent of predetermined amount is delivered according to water after washing machine automatic feeding water, after detergent is well mixed with water,
Start the spectroscopic data of spectrometer collection washing tub washed water and generate its corresponding spectrogram；The spectrogram is parsed to obtain
The concentration of surfactant in the washings；Default first concentration value, and according to the concentration, the detergent delivered it is pre-
If amount and default first concentration value calculate the consumption of the detergent for requiring supplementation with, and the detergent input of phase application amount is washed
In clothing bucket.The present invention can accurately detect the dense of surfactant in washings by installing spectrometer on washing machine
Degree, so as to whether the consumption that detergent is judged by the concentration of surfactant is suitable, and exactly in detection washings
The concentration of detergent is remained, so that reasonably rinsing times of the control washing machine to clothing, it is to avoid rinsing times are excessively wasted
Water, or rinsing times it is very few and cause clothing exist residual detergent.
It should be appreciated that application of the invention is not limited to above-mentioned citing, and for those of ordinary skills, can
To be improved according to the above description or converted, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Shield scope.
Claims (10)
1. a kind of method of washing machine automatic detection detergent concentration, it is characterised in that including step：
The detergent of predetermined amount is delivered according to water after washing machine automatic feeding water, after detergent is well mixed with water, startup sets
Put the spectroscopic data of the spectrometer collection washing tub washed water in washing machine and generate its corresponding spectrogram；
The spectrogram is parsed to obtain the concentration of surfactant in the washings；
Default first concentration value, and according to the concentration, the predetermined amount of the detergent delivered and the default first concentration value meter
The consumption of the detergent for requiring supplementation with, and by the detergent input washing tub of phase application amount.
2. the method for washing machine automatic detection detergent concentration according to claim 1, it is characterised in that described default first
Concentration value, and calculate what is required supplementation with according to the concentration, the predetermined amount of the detergent delivered and default first concentration value
The consumption of detergent, and will also include afterwards in the detergent input washing tub of phase application amount：
In not yet draining after the completion of rinsing every time, start the spectroscopic data of spectrometer collection washing tub washed water and generate it
Corresponding spectrogram；
The spectrogram is parsed to obtain the concentration of surfactant in the washings；
The concentration is compared with default second concentration value；
When the concentration is more than default second concentration value, then rinsed again after washings discharge is finished,
Until the concentration is less than default second concentration value.
3. the method for washing machine automatic detection detergent concentration according to claim 1 or claim 2, it is characterised in that the parsing
The spectrogram is specifically included with obtaining the concentration of surfactant in the washings：
After server end obtains the spectrogram, pattern-recognition and SNR estimation and compensation treatment are carried out to the spectrogram, obtain described
The corresponding spectroscopic data of spectrogram；
The spectroscopic data and standard spectrum are compared, the concentration of surfactant in washings is obtained, and will be described dense
Degree feeds back to washing machine.
4. the method for washing machine automatic detection detergent concentration according to claim 1, it is characterised in that the washing machine from
The detergent of predetermined amount is delivered after dynamic water inlet according to water, after detergent is well mixed with water, startup is arranged in washing machine
The spectroscopic data of spectrometer collection washing tub washed water simultaneously generates its corresponding spectrogram and is specially：
Start the spectrometer for being arranged on outer barrel of washing machine and being contacted with washing tub washed water；
The spectrometer obtains the light beam through the transmitted light of the washings, according to institute to the washings projecting beam
State the corresponding spectrogram of transmission photogenerated.
5. a kind of system of washing machine automatic detection detergent concentration, it is characterised in that it includes：
First spectrogram acquisition module, for after detergent is well mixed with water, starting washing in spectrometer collection washing tub
The spectroscopic data of water simultaneously generates its corresponding spectrogram；
First surface surfactant concentration acquisition module, for parsing the spectrogram to obtain surfactant in the washings
Concentration；
First adjustment module, for presetting the first concentration value, and according to the concentration, the predetermined amount of the detergent delivered and described
Default first concentration value calculates the consumption of the detergent for requiring supplementation with, and by the detergent input washing tub of phase application amount.
6. the system of washing machine automatic detection detergent concentration according to claim 5, it is characterised in that it also includes：
Second spectrogram acquisition module, in not yet draining after the completion of rinsing every time, starting in spectrometer collection washing tub
The spectroscopic data of washings simultaneously generates its corresponding spectrogram；
Second surface surfactant concentration acquisition module, for parsing the spectrogram to obtain surfactant in the washings
Concentration；
Comparison module, for the concentration to be compared with default second concentration value；
Second adjustment module, for when the concentration is more than default second concentration value, then being racked up in the washings
Rinsed again after finishing, until the concentration is less than default second concentration value.
7. according to claim 5 or 6 washing machine automatic detection detergent concentration system, it is characterised in that described first
Surfactant concentration acquisition module or the second surface surfactant concentration acquisition module are specifically included：
Processing unit, after obtaining the spectrogram for server end, pattern-recognition and SNR estimation and compensation is carried out to the spectrogram
Treatment obtains the corresponding spectroscopic data of the spectrogram；
Comparing unit, for the spectroscopic data and standard spectrum to be compared, surfactant is dense in acquisition washings
Degree.
8. the system of washing machine automatic detection detergent concentration according to claim 5, it is characterised in that first spectrum
Figure acquisition module includes：
Spectrometer start unit, for starting installed in outer barrel of washing machine and the spectrometer that contacts with washing tub washed water；
Spectrogram generation unit, for the spectrometer to the washings projecting beam, obtains the light beam and is washed through described
The transmitted light of water is washed, according to the corresponding spectrogram of the transmission photogenerated.
9. a kind of washing machine, it is characterised in that it includes the light for being arranged on outer barrel of washing machine and being contacted with washing tub washed water
Spectrometer and the processor being connected with spectrometer；The spectrometer be used for gather washing tub washed water spectroscopic data and generate it is right
The spectrogram answered；The processor is used to parse the spectrogram to obtain the concentration of surfactant in the washings, with
And the use of the detergent for requiring supplementation with is obtained with default first concentration value according to the concentration, the predetermined amount of the detergent delivered
Amount, and by the detergent input washing tub of phase application amount.
10. washing machine according to claim 9, it is characterised in that it also includes：For making a reservation for automatic dispensing in washing tub
The detergent of consumption detergent controls the drift of rinsing times for the concentration according to surfactant in washings from putting module
Mold cleaning block, the laundry mode selecting module for controlling water, for what is be compressed to the spectroscopic data included in spectrogram
Spectroscopic data compression module；The spectrometer, the detergent from putting module, rinsing module, laundry mode selecting module and
The spectroscopic data compression module is connected with the processor.
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| CN110804836A (en) * | 2018-07-18 | 2020-02-18 | 青岛海尔智能技术研发有限公司 | Hyperspectral imaging device for detecting clothes in washing machine and washing machine |
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