CN203755029U - Washing machine - Google Patents
Washing machine Download PDFInfo
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- CN203755029U CN203755029U CN201420036049.8U CN201420036049U CN203755029U CN 203755029 U CN203755029 U CN 203755029U CN 201420036049 U CN201420036049 U CN 201420036049U CN 203755029 U CN203755029 U CN 203755029U
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Abstract
The utility model provides a washing machine. The washing machine comprises a tank body, a washing dewatering cylinder, a detector and a controller, wherein a suspension part is arranged in the box body; the washing dewatering cylinder is suspended into the tank body through the suspension part; the detector is arranged close to the inner sidewall of the tank body and used for detecting the distance from the tank body to the washing dewatering cylinder and the vibrating frequency of the tank body; the controller is connected with the detector and used for judging the unbalanced running state of the washing machine according to the distance from the tank body to the washing dewatering cylinder and the vibrating frequency of the tank body during dewatering of the washing machine. According to the washing machine, an electronic element utilized for judging the unbalanced running state is high in judging precision; the washing machine is high in reliability, convenient to mount, is not influenced by the mounting deviation, and does not cause any mechanical deformation or wear.
Description
Technical field
The utility model relates to household electrical appliance technical field, particularly a kind of washing machine.
Background technology
Along with growth in the living standard, washing machine becomes the household electrical appliance that people generally use.For example, but washing machine often can run into the unbalanced problem of dehydration in dehydration; due to clothing relatively on one side, in the time dewatering dehydration barrel operation not steady, thereby cause dehydration barrel to clash into the casing of washing machine; produce larger vibrations and noise, impact is normally used.In prior art, for the conventional solution of above-mentioned dehydration imbalance problem be: judge the washing machine imbalance of whether dewatering by hitting a barrel switch, if washing machine is in dehydration non-equilibrium state, adjusts or report to the police.But, above-mentionedly there is the more problem that cannot overcome by hitting the unbalanced scheme of barrel switch judgement dehydration, for example judge that precision is low, poor reliability, erroneous judgement, malfunctioning switch, mechanical part distortion and wearing and tearing etc.
Utility model content
The purpose of this utility model is intended to solve at least to a certain extent above-mentioned technical problem.
For this reason, an object of the present utility model is to propose a kind of washing machine, and this washing machine can judge whether in off-center operation state, judges that precision is high, reliability is high, easy for installation, not affected by installation deviation, can not cause mechanically deform.
Utility model, for achieving the above object, the utility model proposes a kind of washing machine, and this washing machine comprises casing, in described casing, is provided with suspender; Washing dewatering tub, described Washing dewatering tub hangs in described casing by described suspender; For detection of the detector of the vibration frequency of the distance between described casing and described Washing dewatering tub and described casing, the madial wall setting of the contiguous described casing of described detector; And controller, described controller is connected with described detector, in the time that washing machine dewaters, described controller judges that according to the vibration frequency of the distance between described casing and described Washing dewatering tub and described casing whether described washing machine is in off-center operation state.
The washing machine of the utility model embodiment, by increasing detector at casing, when laundry machine dehydration, pass through to detect the distance between Washing dewatering tub and casing, and the vibration frequency of detection casing, and then controller judges that according to the detected value of detector whether washing machine is in off-center operation state, this washing machine judges whether in off-center operation state by electronic component, can not cause mechanical deformation, good reliability, precision is high, easy for installation, is not subject to the impact of installation deviation, and can carry out initial position correction, avoid the difference between different product.
Wherein, described detector invests on the madial wall of described casing.
Further, described detector comprises: for detection of the infrared moving sensor of the distance between described casing and described Washing dewatering tub; Piezoelectric transducer with the vibration frequency for detection of described casing.
Further, described controller comprises: for the signal processing module that the detected value of described detector is processed, described signal processing module is connected with described detector; With A/D modular converter, described A/D modular converter is connected with described signal processing module.
Further, above-mentioned washing machine can also comprise alarm, and described alarm module is connected with described controller, and described alarm sends alarm under the control of described controller.
Further, when described washing machine is during in described off-center operation state, described controller is adjusted the running status of described washing machine.
Further, when the number of times of the running status of described washing machine being adjusted when described controller reaches preset times, if described washing machine still in described off-center operation state, described controller is controlled described alarm and is sent alarm.
The aspect that the utility model is additional and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Brief description of the drawings
The utility model above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments obviously and easily and understand, wherein:
Fig. 1 is according to the schematic diagram of the washing machine of the utility model embodiment;
Fig. 2 is according to the schematic diagram of the washing machine of an embodiment of the utility model;
Fig. 3 is according to the schematic diagram of the washing machine of another embodiment of the utility model;
Fig. 4 is according to the schematic diagram of the washing machine of another embodiment of the present utility model;
Fig. 5 is according to the flow chart of the detection method of the washing machine off-center operation of the utility model embodiment; And
Fig. 6 is according to the flow chart of the detection method of the washing machine off-center operation state of an embodiment of the utility model.
Reference numeral
Casing 10, Washing dewatering tub 20, detector 30 and controller 40, suspender 101, infrared moving sensor 301 and piezoelectric transducer 302, signal processing module 401 and A/D modular converter 402, alarm 50.
Detailed description of the invention
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts to specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the utility model.In addition, the utility model can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the utility model 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, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the present utility model, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
With reference to description and accompanying drawing below, by these and other aspects of clear embodiment of the present utility model.In these descriptions and accompanying drawing, specifically disclose some specific implementations in embodiment of the present utility model, represent some modes of the principle of implementing embodiment of the present utility model, but should be appreciated that the scope of embodiment of the present utility model is not limited.On the contrary, embodiment of the present utility model comprises all changes, amendment and the equivalent within the scope of spirit and the intension that falls into additional claims.
Describe with reference to the accompanying drawings according to the detection method of the washing machine of the utility model embodiment and off-center operation thereof.
As shown in Figure 1, the washing machine of the utility model embodiment comprises casing 10, Washing dewatering tub 20, detector 30 and controller 40.Wherein, be provided with suspender 101 in casing 10, Washing dewatering tub 20 hangs in casing 10 by suspender 101.Washing dewatering tub 20 can think and comprise washtub and dehydration barrel, and dehydration barrel is positioned at washtub inside, and washtub hangs in casing 10 by suspender 101.Detector 30 is for detection of the vibration frequency of the distance between casing 10 and Washing dewatering tub 20 and casing 10, and detector 30 can be close to the madial wall setting of casing 10, for example, by support member, detector 30 is arranged on and the position of madial wall at a distance of predeterminable range.In specific embodiments more of the present utility model, detector 30 can invest on the madial wall of casing 10.Controller 40 is connected with detector 30, and in the time that washing machine dewaters, controller 40 judges that according to the vibration frequency of the distance between casing 10 and Washing dewatering tub 20 and casing 10 whether washing machine is in off-center operation state.
Particularly, Washing dewatering tub 20 hangs on casing 10 by suspender 101, carries out in the process of dehydrating operation at washing machine, and casing 10 produces vibration.If the clothing of Washing dewatering tub 20 interior placements is more smooth, washing machine, in balance movement state, keeps suitable distance between Washing dewatering tub 20 and casing 10, can not clash into casing 10.If the clothing secundly of Washing dewatering tub 20 interior placements is washing machine unbalance loading, Washing dewatering tub 20 secundlies, washing machine is in dehydration, compared with washing machine is when the balance movement state, the distance between Washing dewatering tub 20 and casing 10 changes, and the vibration frequency of casing 10 also can change.In an embodiment of the present utility model, detect the distance between Washing dewatering tub 20 and casing 10 by detector 30, and the vibration frequency of detection casing 10, controller 40 detects distance value according to detector 30 and vibration frequency value judges that whether washing machine is in off-center operation state.For example, the distance between Washing dewatering tub 20 and casing 10 that detector 30 detects is less than predeterminable range, and the vibration frequency of casing 10 detecting is less than predeterminated frequency, and controller 40 judges that washing machine is in off-center operation state.Wherein, predeterminable range can be understood as washing machine in balance movement state, distance range between the two when Washing dewatering tub 20 can not clash into casing 10 in dehydration, predeterminated frequency can be understood as washing machine in balance movement state, the vibration frequency range of casing 10.And predeterminable range and predeterminated frequency can arrange particularly according to different washing machine characteristics, in other words, can carry out initial position correction, to solve the deviation of distance between different product Washing dewatering tub 20 and casing 10.
Further, in an embodiment of the present utility model, as shown in Figure 2, detector 30 can comprise infrared moving sensor 301 and piezoelectric transducer 302.Wherein, infrared moving sensor 301 is for detection of the distance between casing 10 and Washing dewatering tub 20.Piezoelectric transducer 302 is for detection of the vibration frequency of casing 10.Particularly, washing machine carries out in dehydration, can detect the distance between casing 10 and Washing dewatering tub 20 by infrared moving sensor 301, and detect the vibration frequency of casing 10 by piezoelectric transducer 302, and then controller 40 compares the distance of detection and vibration frequency and predeterminable range and predeterminated frequency, thereby judge that whether washing machine is in off-center operation state.
Further, in an embodiment of the present utility model, as shown in Figure 3, controller 40 can comprise signal processing module 401 and A/D modular converter 402.Wherein, signal processing module 401 is connected with detector 30,, for the detected value of detector 30 is processed.A/D modular converter 402 is connected with signal processing module 401, is converted to data signal for the analog signal after signal processing module 401 is processed.Particularly, in a specific embodiment of the present utility model, by install infrared moving sensor 301 and piezoelectric transducer 302 additional on casing 10, detect respectively distance between Washing dewatering tub 20 and casing 10 and the vibration frequency of casing 10 by infrared moving sensor 301 and piezoelectric transducer 302, what be understandable that sensor detection is analog signals, and then by the signal processing module 401 of controller 40, the analog signal detecting is processed, and the signal after processing is sent to A/D modular converter 402 and is converted to data signal, for example, on the master controller of washing machine, increase signal processing circuit, and by the signal input MCU(Micro Control Unit processing, micro-control unit) A/D mouth carry out mould/number conversion, can select 10 A/D conversions.And then the data signal changed according to A/D modular converter 402 of controller 40, judge distance that infrared moving sensor 301 and piezoelectric transducer 302 detect and the relation of vibration frequency and predeterminable range and predeterminated frequency, thereby judge that whether washing machine is in off-center operation state.
In addition, in an embodiment of the present utility model, if controller 40 judges the distance between Washing dewatering tub 20 and the casing 10 that infrared moving sensor 301 detects and is less than predeterminable range, and the vibration frequency that judges the casing 10 that piezoelectric transducer 302 detects is less than predeterminated frequency, and controller 40 judges that washing machine is in off-center operation state.Further, when washing machine is during in off-center operation state, controller 40 is adjusted the running status of washing machine.Particularly, if washing machine dewaters in off-center operation state, controller 40 is controlled washing machine and is again intake and wash to make clothing divide evenly, and dewater, washing machine or in dehydration off-center operation state again judges whether balance of laundry machine dehydration, if can repeat to wash into water, and dewater, repeatedly judge the dehydrating operation state of washing machine.
Preferably, in an embodiment of the present utility model, as shown in Figure 4, above-mentioned washing machine can also comprise alarm 50.Alarm 50 is connected with controller 40, and alarm 50 sends alarm under the control of controller 40.Particularly, controller 40 judges that washing machine is in off-center operation state, controlling the running status of washing machine adjusts, the number of times of the running status of washing machine being adjusted when controller 40 reaches preset times for example 2 times time, that is to say, controls the washing machine washing of again intaking, and dewater, after water inlet is washed and is dewatered again, if washing machine still in off-center operation state, controller 40 is controlled alarm 50 and is sent alarm.
In sum, the washing machine of the utility model embodiment, by increasing detector at casing, when laundry machine dehydration, pass through to detect the distance between Washing dewatering tub and casing, and the vibration frequency of detection casing, and then controller judges that according to the detected value of detector whether washing machine is in off-center operation state, this washing machine judges whether in off-center operation state by electronic component, can not cause mechanical deformation, good reliability, precision is high, easy for installation, be not subject to the impact of installation deviation, and can carry out initial position correction, avoid the difference between different product.
The detection method of a kind of washing machine off-center operation proposing according to the utility model embodiment is described with reference to the accompanying drawings, wherein, washing machine can comprise casing and Washing dewatering tub, is provided with suspender in casing, and Washing dewatering tub hangs in casing by suspender.
As shown in Figure 5, the detection method of the washing machine off-center operation of the utility model embodiment comprises the following steps:
S1, controls washing machine and dewaters.
Washing machine washs, after draining, control washing machine and dewater.
S2, detects the distance between casing and Washing dewatering tub, and detects the vibration frequency of casing.
Washing dewatering tub hangs on casing by suspender, carries out in the process of dehydrating operation at washing machine, and casing produces vibration.If the clothing of placing in Washing dewatering tub is more smooth, washing machine, in balance movement state, keeps suitable distance between Washing dewatering tub and casing, can not clash into casing.If the clothing secundly of placing in Washing dewatering tub is washing machine unbalance loading, Washing dewatering tub secundly, washing machine is in dehydration, compared with washing machine is when the balance movement state, the distance between Washing dewatering tub and casing changes, and the vibration frequency of casing also can change.In laundry machine dehydration process, detect the distance between casing and Washing dewatering tub, and detect the vibration frequency of casing, and enter step S3.
S3, judges that according to the vibration frequency of the distance between casing and Washing dewatering tub and casing whether washing machine is in off-center operation state.
Particularly, according to the distance between the casing and the Washing dewatering tub that detect in step S2, and Zheng of the casing detecting east frequency, and then judge that whether washing machine is in non-equilibrium state.For example, if one side of the deflection of clothing when dehydration in Washing dewatering tub bucket, Washing dewatering tub there will be irregular operation, distance between Washing dewatering tub and casing can reduce, the vibration frequency of casing reduces, now according to the distance and the frequency data that detect, carry out data processing, for example the analog signal of detection is processed, and after changing to be converted to data signal through A/D, the running status that can differentiate according to the rule of setting washing machine, can judge that whether washing machine is in off-center operation state.
Further, as shown in Figure 6, in the detection method of above-mentioned washing machine off-center operation state, step S3 specifically comprises:
S31, compares the distance between the casing of detection and Washing dewatering tub and predeterminable range, and the vibration frequency of detection and predeterminated frequency are compared.
Particularly, distance and predeterminable range between the casing detecting in step S2 and washtub bucket are compared, wherein, predeterminable range can be understood as washing machine in balance movement state, distance range between the two when Washing dewatering tub can not clash into casing in dehydration.And the vibration frequency of the casing of detection and predeterminated frequency are compared, wherein, predeterminated frequency can be understood as washing machine in balance movement state, the vibration frequency range of casing when Washing dewatering tub can not clash into casing in dehydration.And predeterminable range and predeterminated frequency can arrange particularly according to different washing machine characteristics, in other words, can carry out initial position correction, to solve the deviation of distance between different product Washing dewatering tub and casing.And then perform step respectively S32 and S33 according to comparative result.
S32, if the distance between casing and Washing dewatering tub is less than predeterminable range, and vibration frequency is less than predeterminated frequency, judges that washing machine is in off-center operation state.
According to the comparison of step S31, if the distance between casing and Washing dewatering tub is less than predeterminable range, and the due east frequency of casing is while being less than predeterminated frequency, judges that washing machine, in off-center operation state, performs step S601.
S33, if the distance between casing and Washing dewatering tub within the scope of predeterminable range, and the vibration frequency of casing is within the scope of predeterminated frequency, judges that washing machine is in balance movement state.
If judge that washing machine is in balance movement state, can control washing machine and continue operation.
In an embodiment of the present utility model, in step S32, judge that washing machine, in the time of uneven and sexual state, also comprises:
S601, adjusts the running status of washing machine.
Particularly, if washing machine dewaters in off-center operation state, can control washing machine again intakes and washs to make clothing divide evenly, and dewater, washing machine or in dehydration off-center operation state again judges whether balance of laundry machine dehydration, if can repeat to wash into water, and dewater, repeatedly judge the dehydrating operation state of washing machine.If for example after the adjustment of 2 times, washing machine, still in off-center operation state, performs step S602 through preset times.
S602, in the time that the number of times that the running status of washing machine is adjusted reaches preset times, if washing machine is still in off-center operation state, sends alarm.
Particularly, if judge that washing machine is in off-center operation state, control the running status of washing machine and adjust, when the number of times that the running status of washing machine is adjusted reaches preset times for example 2 times time, that is to say, control the washing machine washing of again intaking, and dewater, after water inlet is washed and is dewatered again, if washing machine is still in off-center operation state, send alarm, carry out processing example as manually adjusted with reminding user.
In sum, the detection method of the washing machine off-center operation state of the utility model embodiment, in the time of laundry machine dehydration, pass through to detect the distance between Washing dewatering tub and casing, and the vibration frequency of detection casing, and then judge that according to detected value whether washing machine is in off-center operation state, this detection method can be realized and be judged that whether washing machine is in off-center operation state by electronic component, can not cause mechanical deformation, method accuracy of detection is high, and can carry out initial position correction, avoid the difference between different product.
Any process of otherwise describing in flow chart or at this or method are described and can be understood to, represent to comprise that one or more is for realizing the module of code of executable instruction of step of specific logical function or process, fragment or part, and the scope of preferred embodiment of the present utility model comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by embodiment person of ordinary skill in the field of the present utility model.
The logic and/or the step that in flow chart, represent or otherwise describe at this, for example, can be considered to the sequencing list of the executable instruction for realizing logic function, may be embodied in any computer-readable medium, use for instruction execution system, device or equipment (as computer based system, comprise that the system of processor or other can and carry out the system of instruction from instruction execution system, device or equipment instruction fetch), or use in conjunction with these instruction execution systems, device or equipment.With regard to this description, " computer-readable medium " can be anyly can comprise, device that storage, communication, propagation or transmission procedure use for instruction execution system, device or equipment or 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 wirings, portable computer diskette box (magnetic device), random-access memory (ram), read-only storage (ROM), the erasable read-only storage (EPROM or flash memory) of editing, fiber device, and portable optic disk read-only storage (CDROM).In addition, computer-readable medium can be even paper or other the suitable medium that can print described program thereon, because can be for example by paper or other media be carried out to optical scanner, then edit, decipher or process in electronics mode and obtain described program with other suitable methods if desired, be then stored in computer storage.
Should be appreciated that each several part of the present utility model can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple steps or method can realize with being stored in software or the firmware carried out in memory and by suitable instruction execution system.For example, 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: there is the discrete logic for data-signal being realized to the logic gates of logic function, 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 can carry out the hardware that instruction is relevant by program to complete, described program can be stored in a kind of computer-readable recording medium, this program, in the time carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, the each functional unit in each embodiment of the utility model can be integrated in a processing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.If described integrated module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium using the form of software function module.
The above-mentioned storage medium of mentioning can be read-only storage, disk or CD etc.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present utility model is by claims and be equal to and limit.
Claims (7)
1. a washing machine, is characterized in that, comprising:
Casing, is provided with suspender in described casing;
Washing dewatering tub, described Washing dewatering tub hangs in described casing by described suspender;
For detection of the detector of the vibration frequency of the distance between described casing and described Washing dewatering tub and described casing, the madial wall setting of the contiguous described casing of described detector; With
Controller, described controller is connected with described detector, and in the time that washing machine dewaters, described controller judges that according to the vibration frequency of the distance between described casing and described Washing dewatering tub and described casing whether described washing machine is in off-center operation state.
2. washing machine as claimed in claim 1, is characterized in that, described detector invests on the madial wall of described casing.
3. washing machine as claimed in claim 1, is characterized in that, described detector comprises:
For detection of the infrared moving sensor of the distance between described casing and described Washing dewatering tub; With
For detection of the piezoelectric transducer of the vibration frequency of described casing.
4. washing machine as claimed in claim 1, is characterized in that, described controller comprises:
For the signal processing module that the detected value of described detector is processed, described signal processing module is connected with described detector; With
A/D modular converter, described A/D modular converter is connected with described signal processing module.
5. washing machine as claimed in claim 1, is characterized in that, also comprises:
Alarm, described alarm is connected with described controller, and described alarm sends alarm under the control of described controller.
6. washing machine as claimed in claim 5, is characterized in that, when described washing machine is during in described off-center operation state, described controller is adjusted the running status of described washing machine.
7. washing machine as claimed in claim 6, it is characterized in that, when the number of times of the running status of described washing machine being adjusted when described controller reaches preset times, if described washing machine still in described off-center operation state, described controller is controlled described alarm and is sent alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420036049.8U CN203755029U (en) | 2014-01-21 | 2014-01-21 | Washing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420036049.8U CN203755029U (en) | 2014-01-21 | 2014-01-21 | Washing machine |
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| CN203755029U true CN203755029U (en) | 2014-08-06 |
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| CN201420036049.8U Expired - Fee Related CN203755029U (en) | 2014-01-21 | 2014-01-21 | Washing machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790167A (en) * | 2014-01-21 | 2015-07-22 | 无锡小天鹅股份有限公司 | Washing machine and detecting method for unbalanced operation thereof |
| CN105951355A (en) * | 2016-06-30 | 2016-09-21 | 无锡小天鹅股份有限公司 | Washing machine as well as dehydration control method and device thereof |
-
2014
- 2014-01-21 CN CN201420036049.8U patent/CN203755029U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790167A (en) * | 2014-01-21 | 2015-07-22 | 无锡小天鹅股份有限公司 | Washing machine and detecting method for unbalanced operation thereof |
| CN104790167B (en) * | 2014-01-21 | 2017-05-24 | 无锡小天鹅股份有限公司 | Washing machine and detecting method for unbalanced operation thereof |
| CN105951355A (en) * | 2016-06-30 | 2016-09-21 | 无锡小天鹅股份有限公司 | Washing machine as well as dehydration control method and device thereof |
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Granted publication date: 20140806 Termination date: 20180121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |