CN103485123B - The weighing device of clothing and Weighing method - Google Patents
The weighing device of clothing and Weighing method Download PDFInfo
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- CN103485123B CN103485123B CN201310265289.5A CN201310265289A CN103485123B CN 103485123 B CN103485123 B CN 103485123B CN 201310265289 A CN201310265289 A CN 201310265289A CN 103485123 B CN103485123 B CN 103485123B
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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
- D06F34/18—Condition of the laundry, e.g. nature or weight
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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
- D06F33/00—Control of operations performed in washing machines or washer-dryers
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- D06F2202/10—
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- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The present invention proposes a kind of weighing device and Weighing method of clothing, and the weighing device of described clothing comprises: acquisition module, and acquisition module is for gathering present operating voltage and the frequency of washing machine; Detection module, the counter electromotive force produced when detection module is for detecting the motor stalls of washing machine; Controller, controller is connected with acquisition module with detection module respectively, and controller inquires about the data relationship table that prestores to obtain the weight of clothing according to the counter electromotive force of the present operating voltage of washing machine and frequency and motor.According to weighing device and the Weighing method of clothing of the present invention, do not need to arrange corresponding software controlled unit for different electric voltage frequency, save amount of software, can development progress be improved, be conducive to producing, can enhance productivity.In addition, during the work of this device, data acquisition amount reduces, and the data items of process reduces.
Description
Technical field
The present invention relates to household electrical appliance technical field, particularly a kind of weighing device of clothing and Weighing method.
Background technology
Along with developing rapidly of washing machine technology field, the intelligence degree of washing machine is more and more higher, at present, washing machine generally has fuzzy function of weighing, program for washing can be selected intelligently, but, for the fuzzy function of weighing of washing machine, different voltage and frequency can affect the effect of weighing, and the electric voltage frequency that overseas market relates to is of a great variety, such as: 220V/50HZ, 220V/60HZ, 110V/60HZ, 127V/60HZ etc., general in order to reach the requirement of design, as shown in Figure 1, all need to design a weighing software for adopting the country of different electric voltage frequency, so need corresponding weighing software with the needs of the country of satisfied different electric voltage frequency for each electric voltage frequency, thus when washing machine carries out work, data acquisition amount is large, data items is various, reduce the development progress of software, add the kind of the material of the control panel of washing machine.
Summary of the invention
Object of the present invention is intended to solve one of above-mentioned technical problem at least to a certain extent.
For this reason, one object of the present invention is the weighing device proposing a kind of clothing, and this weighing device can not need to arrange corresponding software controlled unit for different electric voltage frequency, save amount of software, can development progress be improved, be conducive to producing, can enhance productivity.In addition, during the work of this device, data acquisition amount reduces, and the data items of process reduces.
Another object of the present invention is the Weighing method proposing a kind of clothing, and this Weighing method can improve software development progress, can save the management that software code amount is convenient to software, facilitate Software Coding to distribute, and is conducive to producing, and enhances productivity.
For achieving the above object, the embodiment of one aspect of the present invention proposes a kind of weighing device of clothing, and this weighing device comprises: acquisition module, and described acquisition module is for gathering present operating voltage and the frequency of washing machine; Detection module, the counter electromotive force produced when described detection module is for detecting the motor stalls of described washing machine; Controller, described controller is connected with described acquisition module with described detection module respectively, and described controller inquires about the data relationship table that prestores to obtain the weight of clothing according to the counter electromotive force of the present operating voltage of described washing machine and frequency and described motor.
According to the weighing device of the clothing of the embodiment of the present invention, the data relationship table corresponding to different electric voltage frequency is prestored in controller, electric voltage frequency inquiry according to acquisition module collection can obtain corresponding data relationship table, and then the counter electromotive force of motor that detects according to detection module of controller obtains umber of pulse and data relationship table corresponding to inquiry, the weight of clothing can be obtained, and then the selection of water level is carried out according to clothes weight, provide users with the convenient, do not need to arrange corresponding software controlled unit for different electric voltage frequency, save amount of software, development progress can be improved, be conducive to producing, can enhance productivity.In addition, during the work of this device, data acquisition amount reduces, and the data items of process reduces.
Further, described acquisition module in described washing machine, do not put into clothing and described electric machine rotation Preset Time stop time detecting the counter electromotive force of described motor to obtain the first umber of pulse, described washing machine put into clothing and described electric machine rotation Preset Time stop time detecting the counter electromotive force of described motor to obtain the second umber of pulse.
In one embodiment of the invention, described controller also for inquiring about the data relationship table that prestores according to the present operating voltage of described washing machine and frequency and described first umber of pulse to obtain pulse curve of weighing corresponding to described washing machine, and inquires about described data relationship table to obtain weight and the water level of clothing according to the pulse curve of weighing of described second umber of pulse and described correspondence.
Wherein, described data relationship table comprises the multiple weight data relation tables corresponding to different voltage and frequency, and each weight data relation table is the one_to_one corresponding table of predetermined pulse number of clothes weight under default operating voltage and frequency, water level, pulse curve of weighing.
Preferably, in one embodiment of the invention, described washing machine comprises motor and impeller, described motor is rotated by impeller described in belt drive, described pulse curve of weighing is relevant with the tensile force of described belt, and pulse curve of weighing comprises the first pulse curve, the second pulse curve and the 3rd pulse curve.
In one particular embodiment of the present invention, described controller can be micro-control unit MCU.
In another embodiment of the present invention, the weighing device of above-mentioned clothing also comprises: memory module, and described memory module is connected with described controller, and the data relationship table of the pulse curve of weighing of described correspondence is stored in memory module by described controller.
For achieving the above object, the present invention's embodiment on the other hand proposes a kind of Weighing method of clothing, and the Weighing method of this clothing comprises the following steps: the present operating voltage and the frequency that gather washing machine; Stop after controlling the electric machine rotation Preset Time of described washing machine and detect described motor produce counter electromotive force; According to the present operating voltage of described washing machine and frequency and described counter electromotive force inquiry preset data relation table to obtain the weight of clothing.
According to the Weighing method of the clothing of the embodiment of the present invention, by prestoring corresponding to the data relationship table of different electric voltage frequency, electric voltage frequency inquiry according to gathering can obtain corresponding data relationship table, data relationship table corresponding to umber of pulse inquiry is obtained according to the counter electromotive force of the motor detected, the weight of clothing can be obtained, and then the selection of water level is carried out according to clothes weight, provide users with the convenient, do not need to arrange corresponding software for different electric voltage frequency to control, save amount of software, development progress can be improved, be conducive to producing, can enhance productivity.In addition, this Weighing method, can reduce data acquisition amount, and the data items of process reduces.
Further, stop after controlling the electric machine rotation Preset Time of described washing machine and detect described motor produce counter electromotive force specifically comprise: in described washing machine, do not put into clothing and control described electric machine rotation Preset Time stop time, detect the counter electromotive force of described motor to obtain the first umber of pulse; When described washing machine is put into clothing and controlled the stopping of described electric machine rotation Preset Time, detect the counter electromotive force of described motor to obtain the second umber of pulse.
In addition, specifically comprise with the weight obtaining clothing according to the present operating voltage of described washing machine and frequency and described counter electromotive force inquiry preset data relation table: inquire about the data relationship table that prestores to obtain pulse curve of weighing corresponding to described washing machine according to the present operating voltage of described washing machine and frequency and described first umber of pulse; Pulse curve of weighing according to described second umber of pulse and described correspondence inquires about described data relationship table to obtain the weight of clothing.
Wherein, described data relationship table comprises the multiple weight data relation tables corresponding to different voltage and frequency, and each weight data relation table is the one_to_one corresponding table of predetermined pulse number of clothes weight under default operating voltage and frequency, water level, pulse curve of weighing.
Preferably, in one embodiment of the invention, described washing machine comprises motor and impeller, described motor is rotated by impeller described in belt drive, described pulse curve of weighing is relevant with the tensile force of described belt, and pulse curve of weighing comprises the first pulse curve, the second pulse curve and the 3rd pulse curve.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is that the washing machine of prior art carries out fuzzy schematic diagram of weighing;
Fig. 2 is the schematic diagram of the weighing device of clothing according to the embodiment of the present invention;
Fig. 3 is the schematic diagram of the weighing device of clothing according to an embodiment of the invention;
Fig. 4 is the clothes weight of the storage of the weighing device of clothing according to an embodiment of the invention and the homologous thread figure of umber of pulse;
Fig. 5 is the flow chart of the Weighing method of clothing according to the embodiment of the present invention;
Fig. 6 is the simplified flow chart of the Weighing method of clothing according to an embodiment of the invention;
Fig. 7 is the schematic diagram of the pre-stored data of the Weighing method of clothing according to an embodiment of the invention;
Fig. 8 is the flow chart of the factory mode of the Weighing method of clothing according to another embodiment of the invention;
Fig. 9 is the flow chart of the user model of the Weighing method of clothing according to still a further embodiment; And
Figure 10 is the flow chart of the Weighing method of clothing according to a specific embodiment of the present invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it " on " structure can comprise the embodiment that the first and second features are formed as directly contact, also can comprise other feature and be formed in embodiment between the first and second features, such first and second features may not be direct contacts.
In describing the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
Weighing device according to the clothing of the embodiment of the present invention and Weighing method are described with reference to the accompanying drawings.
As shown in Figure 2, the weighing device of the clothing of the embodiment of the present invention comprises: acquisition module 201, detection module 202 and, controller 203.Wherein, acquisition module 201 is for gathering present operating voltage and the frequency of washing machine 204.The counter electromotive force produced when detection module 202 is for detecting the motor stalls of washing machine 204.Controller 203 is connected with acquisition module 201 with detection module 201 respectively, and controller 203 inquires about the data relationship table that prestores to obtain the weight of clothing according to the counter electromotive force of the motor of the present operating voltage of washing machine 204 and frequency and washing machine.Wherein, data relationship table can obtain by experiment, and is pre-stored in controller 203.
In another embodiment of the present invention, as shown in Figure 3, the weighing device of above-mentioned clothing also comprises memory module 301, and memory module 301 is connected with controller 203, and the data relationship table of the pulse curve of weighing of correspondence is stored in memory module 301 by controller 203.
The driven by motor load of washing machine operates, and when motor receives the order stopped operating, the rotor due to effect of inertia motor continues to run, now rotor cutting stator and produce counter electromotive force.The difference of the elasticity of the belt that the rate of decay of the amplitude of counter electromotive force and concussion frequency is rotated because of clothing material, clothes weight, driven by motor load etc. and different.Generally, when the load of driven by motor is larger, the amplitude of counter electromotive force is faster with the decay of concussion frequency, the duration of counter electromotive force is short, the pulse number produced is few, can judge the weight of clothing, and then select suitable water level according to the weight of clothing according to the number of pulse.Namely the embodiment of the present invention is carried out clothing based on above-mentioned principle and is weighed.
In one embodiment of the invention, detection module 202 in washing machine 204, do not put into clothing and electric machine rotation Preset Time stops time detecting the counter electromotive force of motor to obtain the first umber of pulse, detection module 202 according to put into clothing at washing machine 204 and electric machine rotation Preset Time stops time detecting the counter electromotive force of motor to obtain the second umber of pulse.
In another embodiment of the present invention, detection module 202 detects acquisition first umber of pulse and the second umber of pulse, and
Acquisition module 201 gathers operating voltage and the operating frequency of washing machine 204, controller 203 inquires about the data relationship table that prestores to obtain pulse curve of weighing corresponding to washing machine according to the present operating voltage of washing machine and frequency and the first umber of pulse, and the pulse curve of weighing of correspondence is stored in memory module 301, when using washing machine, transfer the pulse module of weighing in memory module 301, inquire about described data relationship table to obtain weight and the water level of clothing according to the second umber of pulse and corresponding pulse curve of weighing.Wherein, data relationship table can comprise the multiple weight data relation tables corresponding to different voltage and frequency, and each weight data relation table can be the one_to_one corresponding table of the predetermined pulse number of the clothes weight under default operating voltage and frequency, water level, pulse curve of weighing.As shown in Table 1 and Table 2, the weight data relation table for 220V/60HZ and 110V/60HZ is respectively.
Table 1
Table 2
It should be noted that, in one embodiment of the invention, pulse curve of weighing can comprise the first pulse curve, the second pulse curve and the 3rd pulse curve.As shown in Figure 4, be the weight of clothing of drawing according to different electric voltage frequencies and the homologous thread figure of pulse number, different electric voltage frequencies corresponds to different pulse curves of weighing, and pulse curve of weighing can not be general.Washing machine can comprise motor and impeller, motor is rotated by belt drive impeller, namely washing machine can be rotary drum washing machine, pulse curve of weighing is relevant with the tensile force of belt, such as first weigh pulse curve can be belt the most loose time detect according to detection module 202 curve that the pulse number that obtains and corresponding clothes weight draw when can think the tensile force that belt can only drive impeller to rotate, second pulse relation table of weighing detects according to detection module 202 curve that the pulse number that obtains and corresponding clothes weight draw when can think that tensile force for belt is moderate, 3rd weigh pulse relation table can think for belt tension maximum time detect according to detection module 202 curve that the pulse number that obtains and corresponding clothes weight draw.
In one embodiment of the invention, controller 203 can be micro-control unit MCU(Micro-ControlUnit).It should be noted that, when such as micro-control unit MCU self has memory function to controller 203, can be stored according to the data relationship table of the operating voltage of washing machine and the pulse curve of weighing of frequency and the first umber of pulse acquisition correspondence in controller 203.
The course of work of the weighing device of the clothing of the embodiment of the present invention is described in detail referring to table 1 and table 2.The different electric voltage frequencies obtained through overtesting detection module 202 under different belt tension is depicted as curve map such as shown in Fig. 4 according to the pulse number detecting the counter electromotive force acquisition detected when motor for washer stops operating by engineer in advance, and is stored in controller 203 by multiple data relationship tables data relationship table as shown in Table 1 and Table 2 of different for correspondence electric voltage frequency.Washing machine in the factory time, washing machine powers on and calibrates, acquisition module 201 gathers the current operating voltage frequency of washing machine, the data relationship table that controller 203 is corresponding under obtaining this electric voltage frequency according to the electric voltage frequency value that acquisition module 201 gathers, such as now the operating voltage frequency of washing machine is the 220V/60HZ data relationship table of correspondence that then controller 203 obtains is table 1, simultaneously detection module 202 in washing machine 204, do not put into clothing and electric machine rotation Preset Time stops time detecting the counter electromotive force of motor to obtain the first umber of pulse, be such as 130, then controller 203 obtains the first pulse curve in corresponding pulse curve such as table 1 according to the data relationship table under the washing machine electric voltage frequency of the first umber of pulse and acquisition, and the pulse curve of correspondence i.e. the first pulse curve be stored in the storage chip of controller 203 self or be stored in memory module 401 in such as EEPROM.By the calibration in the factory of above-mentioned washing machine, the data relationship table that then this washing machine needs when this country uses is 220V/60HZ and stores in controller 203 or memory module 301, and is also stored in controller 203 or memory module 301 according to pulse curve such as the first pulse curve of weighing that the tensile force of the belt of this washing machine obtains.When the user of this country uses, clothing is put into washing machine, controller 203 transfers the data relationship table of the correspondence stored in self storage chip or in memory module 401 and corresponding pulse curve of weighing, detection module 202 according to put into clothing at washing machine and electric machine rotation Preset Time stops time detecting the counter electromotive force of motor to obtain the second umber of pulse, the weight of corresponding clothing is obtained according to the second umber of pulse obtained and pulse curve data query relation table of weighing, the second umber of pulse that such as detection module 202 obtains is 103, then put into the weight of the clothing of washing machine between 1.5KG to 2KG according to the first pulse curve question blank 1 acquisition, and then according to the weight of clothing, choose the water level of corresponding water level such as 4 grades.Can find out, can select when factory verifies to correspond to the data relationship table of different electric voltage frequency and pulse curve according to washing machine, when user uses, all can automatically correspondence which tables of data and pulse curve carry out the fuzzy of clothing and weigh.
In sum, according to the weighing device of the clothing of the embodiment of the present invention, the data relationship table corresponding to different electric voltage frequency is prestored in controller, electric voltage frequency inquiry according to acquisition module collection can obtain corresponding data relationship table, and then the counter electromotive force of motor that detects according to detection module of controller obtains umber of pulse and data relationship table corresponding to inquiry, the weight of clothing can be obtained, and then the selection of water level is carried out according to clothes weight, provide users with the convenient, do not need to arrange corresponding software controlled unit for different electric voltage frequency, save amount of software, development progress can be improved, be conducive to producing, can enhance productivity.In addition, during the work of this device, data acquisition amount reduces, and the data items of process reduces.
The Weighing method of the clothing of embodiment is according to a further aspect of the invention described with reference to the accompanying drawings.
As shown in Figure 5, the Weighing method of the clothing of the embodiment of the present invention comprises the following steps:
S501, gathers present operating voltage and the frequency of washing machine.
After washing machine powers on, gather present operating voltage and the frequency of washing machine.
S502, control washing machine electric machine rotation Preset Time after stops and detecting motor generation counter electromotive force.
The driven by motor load of washing machine operates, and when motor receives the order stopped operating, the rotor due to effect of inertia motor continues to run, now rotor cutting stator and produce counter electromotive force.The difference of the elasticity of the belt that the rate of decay of the amplitude of counter electromotive force and concussion frequency is rotated because of clothing material, clothes weight, driven by motor load etc. and different.Generally, when the load of driven by motor is larger, the amplitude of counter electromotive force is faster with the decay of concussion frequency, and the duration of counter electromotive force is short, and the pulse number of generation is few, can judge the weight of clothing according to the number of pulse.Namely the embodiment of the present invention is carried out clothing based on above-mentioned principle and is weighed.In one embodiment of the invention, this step specifically can comprise: when not putting into clothing and control the stopping of electric machine rotation Preset Time in washing machine, detect the counter electromotive force of motor to obtain the first umber of pulse.When washing machine is put into clothing and controlled the stopping of electric machine rotation Preset Time, detect the counter electromotive force of motor to obtain the second umber of pulse.
S503, according to the present operating voltage of washing machine and frequency and counter electromotive force inquiry preset data relation table to obtain the weight of clothing.
The data relationship table prestored in the present operating voltage of the washing machine gathered by step S501 and frequency and the umber of pulse inquiry washing machine controller that obtains according to the counter electromotive force that step S502 detects can obtain the weight of clothing.Particularly, this step can comprise: the first umber of pulse that the present operating voltage of washing machine gathered according to step S501 and frequency and step S502 obtain inquires about the data relationship table that prestores to obtain pulse curve of weighing corresponding to washing machine.According to the second umber of pulse and corresponding pulse curve data query relation table of weighing to obtain the weight of clothing.Wherein, data relationship table comprises the multiple weight data relation tables corresponding to different voltage and frequency, and each weight data relation table is the one_to_one corresponding table of predetermined pulse number of clothes weight under default operating voltage and frequency, water level, pulse curve of weighing.In addition, in one embodiment of the invention, washing machine can comprise motor and impeller, namely washing machine can be rotary drum washing machine, motor is rotated by belt drive impeller, pulse curve of weighing is relevant with the tensile force of belt, and pulse curve of weighing can comprise the first pulse curve, the second pulse curve and the 3rd pulse curve.Such as first weigh pulse curve can be belt the most loose time when can think the tensile force that belt can only drive impeller to rotate according to the curve detecting the pulse number that obtains and corresponding clothes weight and draw, second weighs pulse relation table according to the curve detecting the pulse number that obtains and corresponding clothes weight and draw when can think that tensile force for belt is moderate, the 3rd weigh pulse relation table can think for belt tension maximum time according to the curve detecting the pulse number that obtains and corresponding clothes weight and draw.
In one embodiment of the invention, as shown in Figure 6, the Weighing method of the clothing of the embodiment of the present invention can adopt a software control, inquire about according to the electric voltage frequency gathered the data relationship table prestored as the controller 203 in the weighing device of the clothing of first aspect present invention embodiment by a software control and obtain corresponding data relationship table, then washing machine automatic running program has obtained clothes weight and has carried out the selection of water level.
In one particular embodiment of the present invention, as shown in Figure 7, the weighing data under the different electric voltage frequencies obtained through overtesting can be gathered in advance, and carry out data processing through washing machine controller 203 such as micro-control unit MCU, multiple data relationship tables data relationship table as shown in Table 1 and Table 2 of different for correspondence electric voltage frequency is stored in washing machine controller 203, or is stored in memory module 301 such as EEPROM.As shown in Figure 8, time under factory mode, washing machine powers on and calibrates, the multiple weight data relation tables for different electric voltage frequency are stored in the controller 203 of washing machine, gather the operating voltage frequency that washing machine is current, the current voltage frequency of collection is compared from the different electric voltage frequencies of storage, weight data relation table corresponding under obtaining this electric voltage frequency according to the electric voltage frequency value gathered, such as now the operating voltage frequency of washing machine is the data relationship table of the correspondence that 220V/60HZ then obtains is table 1, simultaneously in washing machine, do not put into clothing and electric machine rotation Preset Time stops time detecting the counter electromotive force of motor to obtain the first umber of pulse, the first pulse number such as obtained is 130, then obtain the first pulse curve in corresponding pulse curve such as table 1 according to the data relationship table under the washing machine electric voltage frequency of the first umber of pulse and acquisition, and the pulse curve of correspondence i.e. the first pulse curve is stored.By the calibration in the factory of above-mentioned washing machine, the data relationship table needed when then this washing machine uses in this country is 220V/60HZ and falls and stores to data relationship table, and also stores according to pulse curve such as the first pulse curve of weighing that the tensile force of the belt of this washing machine obtains.As shown in Figure 9, when the user of this country uses, place clothing and put into washing machine by clothing, transfer the data relationship table of the correspondence of storage and corresponding pulse curve of weighing, according to put into clothing at washing machine and electric machine rotation Preset Time stops time detecting the counter electromotive force of motor to obtain the second umber of pulse, the weight of corresponding clothing is obtained according to the second umber of pulse obtained and pulse curve data query relation table of weighing, the second umber of pulse such as obtained is 103, then put into the weight of the clothing of washing machine between 1.5KG to 2KG according to the first pulse curve question blank 1 acquisition, and then according to the weight of clothing, choose the water level of corresponding water level such as 4 grades.Can find out, can select when factory verifies to correspond to the data relationship table of different electric voltage frequency and pulse curve according to washing machine, when user uses, all automatically can transfer corresponding tables of data and pulse curve and carry out the fuzzy of clothing and weigh.
As shown in Figure 10, in one particular embodiment of the present invention, the Weighing method of above-mentioned clothing can comprise: factory mode and user model, wherein comprise during factory mode:
S1001, washing machine powers on.
S1002, gathers electric voltage frequency.
After washing machine powers on, the electric voltage frequency of washing machine can be gathered.
S1003, obtains corresponding data relationship table according to electric voltage frequency.
S1004, detects the counter electromotive force of motor for washer to obtain the first umber of pulse.
Control washing machine and rotate Preset Time stopping, detecting the counter electromotive force of motor to obtain the first umber of pulse.
S1005, inquires about corresponding data relationship table to obtain corresponding pulse curve of weighing according to the first umber of pulse.
S1006, pulse curve of weighing stores.
In pulse curve of the weighing storage chip of self that is stored in the controller 203 of washing machine that step S1005 is obtained or memory module 401.
When user uses washing machine, namely user model comprises:
S1007, controls washing machine and powers on.
S1008, reads weigh pulse curve and the corresponding data relationship table that store.
S1009, puts into washing machine by clothing and controls washing machine and rotate.
After clothing is put into washing machine, control washing machine and run fuzzy weighing procedures, namely control to stop after washing machine rotates Preset Time, and enter step S1010.
S1010, obtains the second umber of pulse.
Rotate after Preset Time rotates Preset Time at control washing machine and stop, detecting the counter electromotive force of motor for washer to obtain the second umber of pulse.
S1011, obtains the weight of clothing according to the second umber of pulse.
The data relationship table of corresponding weigh pulse curve and correspondence is inquired about to obtain the weight range of clothing, to determine the weight of clothing according to the second pulse curve.
S1012, selects suitable water level according to the weight of clothing.
In sum, according to the Weighing method of the clothing of the embodiment of the present invention, by prestoring corresponding to the data relationship table of different electric voltage frequency, electric voltage frequency inquiry according to gathering can obtain corresponding data relationship table, data relationship table corresponding to umber of pulse inquiry is obtained according to the counter electromotive force of the motor detected, the weight of clothing can be obtained, and then the selection of water level is carried out according to clothes weight, provide users with the convenient, do not need to arrange corresponding software for different electric voltage frequency to control, save amount of software, development progress can be improved, be conducive to producing, can enhance productivity.In addition, this Weighing method, can reduce data acquisition amount, and the data items of process reduces.
Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of processor or other can from instruction execution system, device or equipment instruction fetch and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this description, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wiring, portable computer diskette box (magnetic device), random-access memory (ram), read-only storage (ROM), erasablely edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk read-only storage (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanner to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be read-only storage, disk or CD etc.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (12)
1. a weighing device for clothing, is characterized in that, comprising:
Acquisition module, described acquisition module is for gathering present operating voltage and the frequency of washing machine;
Detection module, the counter electromotive force produced when described detection module is for detecting the motor stalls of described washing machine; And
Controller, described controller is connected with described acquisition module with described detection module respectively, and described controller inquires about the data relationship table that prestores to obtain the weight of clothing according to the counter electromotive force of the present operating voltage of described washing machine and frequency and described motor.
2. the weighing device of clothing as claimed in claim 1, it is characterized in that, described detection module in described washing machine, do not put into clothing and described electric machine rotation Preset Time stop time detecting the counter electromotive force of described motor to obtain the first umber of pulse, described washing machine put into clothing and described electric machine rotation Preset Time stop time detecting the counter electromotive force of described motor to obtain the second umber of pulse.
3. the weighing device of clothing as claimed in claim 2, it is characterized in that, described controller also for inquiring about the data relationship table that prestores according to the present operating voltage of described washing machine and frequency and described first umber of pulse to obtain pulse curve of weighing corresponding to described washing machine, and inquires about described data relationship table to obtain weight and the water level of clothing according to the pulse curve of weighing of described second umber of pulse and described correspondence.
4. the weighing device of clothing as claimed in claim 1, it is characterized in that, described data relationship table comprises the multiple weight data relation tables corresponding to different voltage and frequency, and each weight data relation table is the one_to_one corresponding table of predetermined pulse number of clothes weight under default operating voltage and frequency, water level, pulse curve of weighing.
5. the weighing device of clothing as claimed in claim 3, it is characterized in that, described washing machine comprises motor and impeller, described motor is rotated by impeller described in belt drive, described pulse curve of weighing is relevant with the tensile force of described belt, and pulse curve of weighing comprises the first pulse curve, the second pulse curve and the 3rd pulse curve.
6. the weighing device of clothing as claimed in claim 1, it is characterized in that, described controller is micro-control unit MCU.
7. the weighing device of clothing as claimed in claim 3, is characterized in that, also comprise:
Memory module, described memory module is connected with described controller, and described pulse curve or the described data relationship table of weighing is stored in memory module by described controller.
8. a Weighing method for clothing, is characterized in that, comprises the following steps:
Gather present operating voltage and the frequency of washing machine;
Stop after controlling the electric machine rotation Preset Time of described washing machine and detect described motor produce counter electromotive force; And
According to the present operating voltage of described washing machine and frequency and described counter electromotive force inquiry preset data relation table to obtain the weight of clothing.
9. the Weighing method of clothing as claimed in claim 8, is characterized in that, stops and the counter electromotive force detecting the generation of described motor specifically comprises after controlling the electric machine rotation Preset Time of described washing machine:
When not putting into clothing and control the stopping of described electric machine rotation Preset Time in described washing machine, detect the counter electromotive force of described motor to obtain the first umber of pulse; And
When described washing machine is put into clothing and controlled the stopping of described electric machine rotation Preset Time, detect the counter electromotive force of described motor to obtain the second umber of pulse.
10. the Weighing method of clothing as claimed in claim 9, is characterized in that, specifically comprises with the weight obtaining clothing according to the present operating voltage of described washing machine and frequency and described counter electromotive force inquiry preset data relation table:
The data relationship table that prestores is inquired about to obtain pulse curve of weighing corresponding to described washing machine according to the present operating voltage of described washing machine and frequency and described first umber of pulse; And
Pulse curve of weighing according to described second umber of pulse and described correspondence inquires about described data relationship table to obtain the weight of clothing.
The Weighing method of 11. clothings as claimed in claim 10, it is characterized in that, described data relationship table comprises the multiple weight data relation tables corresponding to different voltage and frequency, and each weight data relation table is the one_to_one corresponding table of predetermined pulse number of clothes weight under default operating voltage and frequency, water level, pulse curve of weighing.
The Weighing method of 12. clothings as claimed in claim 10, it is characterized in that, described washing machine comprises motor and impeller, described motor is rotated by impeller described in belt drive, described pulse curve of weighing is relevant with the tensile force of described belt, and pulse curve of weighing comprises the first pulse curve, the second pulse curve and the 3rd pulse curve.
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| CN104195791B (en) * | 2014-06-19 | 2016-07-06 | 海信容声(广东)冰箱有限公司 | A kind of fuzzy Weighing method and rotary drum washing machine |
| CN105547423A (en) * | 2015-12-30 | 2016-05-04 | 惠州Tcl移动通信有限公司 | Mobile terminal, and method for realizing weighing function thereof |
| CN107287844B (en) * | 2017-07-11 | 2020-03-27 | 合肥美的洗衣机有限公司 | Water level determination method and system and clothes treatment device |
| CN109487487B (en) * | 2017-09-11 | 2022-01-04 | 无锡小天鹅电器有限公司 | Washing machine dehydration control method and system, computer storage medium and washing machine |
| CN108677461B (en) * | 2018-06-01 | 2020-07-14 | 宁波思朗智能科技发展有限公司 | Intelligent washing machine system |
| CN111155270A (en) * | 2019-12-31 | 2020-05-15 | 无锡飞翎电子有限公司 | Control method of laundry treatment apparatus, and storage medium |
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