CN107393565B - Method for sounding by using motor and washing machine - Google Patents
Method for sounding by using motor and washing machine Download PDFInfo
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
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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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- 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
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
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Abstract
The invention relates to a method for producing sound by using a motor and a washing machine, belonging to the field of washing machines. The input current of the motor is controlled, so that the motor can be regulated to make sound, and the aim of playing corresponding sounds such as music, alarm sound, prompt sound and the like by the washing machine is fulfilled. Meanwhile, the invention has simple structure, simple method and obvious effect and is suitable for popularization and use.
Description
Technical Field
The invention relates to the field of washing equipment, in particular to a washing machine which utilizes a motor to produce sound, and particularly relates to a washing machine which utilizes a washing motor to play music; and also relates to a method for producing corresponding tone sound by using the motor.
Background
At present, the washing machine with the music playing function is generally provided with an independent audio player, so that the washing machine can play songs, and the trouble of noise to users in the washing process is reduced.
If the application number is: CN201120515618.3 patent in china, provides a singing washing machine, which comprises a washing machine main body, a music player and a sound box, wherein the upper end surface of the washing machine main body is provided with a control button, the music player is arranged beside the control button, the music player is provided with a touch button and is internally provided with a memory card. Through the arrangement, the washing machine and the music player are combined, so that people can also enjoy wonderful music while washing clothes, and the interest is added to the life.
Also as the application number: CN201020033160.3 patent in china, which provides a full-automatic industrial washing machine with music playing function, comprising a washing machine body, wherein an integrated circuit board with a PC is arranged in the washing machine body; a computer program control panel electrically connected with the integrated circuit board is embedded on the shell of the washing machine body; a DVD stereo music player is also embedded in the shell of the washing machine body. Through the arrangement, the DVD stereo music player can be used for conveniently hearing music when the equipment runs, and the noise generated by the running of the equipment is covered by the music, so that the mood of an operator is pleasant, the working environment of the operator is further improved, and the life quality of workers is improved.
However, in order to realize the music playing function, the washing machine needs to be additionally provided with an audio output device, so that the washing machine needs to be additionally provided with an independent loudspeaker or a loudspeaker with higher manufacturing cost, and the production cost of the washing machine becomes higher.
Meanwhile, the motor is an important and indispensable component of the washing machine as a power source of the washing machine, and how to utilize the motor as an audio output component of the washing machine plays music, gives an alarm sound, gives a reminding sound and the like for users becomes a research and development hotspot of manufacturers.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The first purpose of the present invention is to provide a washing machine which can generate sound by using a motor, so as to play music, alarm sound, reminding sound and other sounds by using the washing motor of the washing machine.
In order to realize the purpose of the invention, the following technical scheme is adopted:
a washing machine using motor to generate sound is prepared as connecting motor to power supply of washing machine through frequency converter to input current with different frequency to motor for making motor to generate sound corresponding to tone.
Furthermore, the motor comprises a stator formed by electromagnetic coils, the electromagnetic coils forming the stator are connected with a power supply of the washing machine through a frequency converter so as to provide current with corresponding frequency for the electromagnetic coils, and the electrified electromagnetic coils emit sound with corresponding tones.
Furthermore, a transformer is arranged at the input end of the motor so as to change the input current of the motor and adjust the sound volume of the sound emitted by the motor.
Furthermore, the motor can be a washing motor which is used for realizing the washing function and providing power for the washing component; it may be a motor separately provided only for emitting sound.
Another objective of the present invention is to provide a method for generating sound by using a motor, so as to control the motor to generate corresponding tone.
In order to realize the purpose, the following technical scheme is adopted:
a method for producing sound by using a motor is characterized in that the input current frequency of the motor is adjusted so that the motor produces the sound with the tone corresponding to the input current frequency.
Furthermore, current with corresponding frequency is provided for an electromagnetic coil forming the stator of the motor, the electrified electromagnetic coil drives the rotor of the motor to generate vibration with corresponding frequency, the vibration sound forms sound with corresponding tone, and the motor emits the sound with corresponding tone.
Further, when the motor generates sound, the frequency of current introduced into the electromagnetic coil of the stator is in a first frequency range H1;
preferably, a plurality of preset current frequencies hn are set in the first frequency segment H1, and each current frequency hn corresponds to a different tone.
Further, each tone is composed of a corresponding pitch and a corresponding note together; the pitch is divided into bass, alto and treble; the notes are classified as "1", "2", "3", "4", "5", "6" and "7"; each pitch and each note are combined in a one-to-one correspondence mode to form different tones; the tones are respectively matched with the corresponding current frequency prestored values hn one by one, and the notes corresponding to the tones, the corresponding pitches and the corresponding current frequency prestored values hn are combined into a corresponding preset tone group and stored in the washing machine.
Further, the washing machine directly analyzes the corresponding song into or directly obtains a tone music score after the corresponding song is analyzed, wherein the tone music score comprises tones which are correspondingly arranged according to the song time sequence and time values corresponding to the tones;
preferably, the duration tn of the tone is a multiple of the duration of the base tone; the basic time period t0 is a set value;
further preferably, the time value of the tone is divided into time periods corresponding to four beats, two beats, one beat, a half beat, a quarter beat and an eighth beat.
Further, the music score is correspondingly stored in the memory of the washing machine in the form of codes; the tone music score in the code form comprises a plurality of tone groups Xn which are arranged according to the song time sequence and are in one-to-one correspondence with the tones in the song; each tone group Xn includes three pieces of numerical information An, Bn, Cn, respectively; an is a note value representing a note of a corresponding tone; bn is a pitch numerical value representing the pitch height corresponding to the tone; cn is a value representing the corresponding pitch duration;
preferably, the numerical value An is divided into 1, 2, 3, 4, 5, 6, and 7, which respectively represent the notes "1", "2", "3", "4", "5", "6", and "7"; the numerical value Bn is divided into 1, 2 and 3 which respectively represent bass, alto and treble; the value Cn is divided into 1, 2, 4, 8, and 16, which respectively represent a quarter beat, a half beat, one beat, two beats, and four beats.
Furthermore, a memory is arranged on the washing machine, and tone music scores corresponding to a plurality of songs one by one are stored in the memory for the user to select and call; the memory is connected with the frequency converter through the control circuit, and the frequency converter outputs current with corresponding frequency and duration to the motor at each time node, so that the motor can play music of the selected song.
Further, the specific working process of the washing machine in controlling the motor to send out the corresponding songs is as follows,
step 1, selecting songs, and calling tone music scores of the corresponding songs by the washing machine;
step 2, according to the song time sequence, the washing machine calls the corresponding tone group Xn in the tone music score in turn;
step 3, comparing the note value An and the pitch value Bn in the calling tone group Xn with corresponding preset tone groups stored in the washing machine to obtain a current frequency prestored value hn corresponding to the calling tone group Xn;
step 4, obtaining a pronunciation time period tn corresponding to the called tone Xn by using a time value Cn of the called tone group Xn, which is equal to a multiple Cn of the tone corresponding to the basic time period t0 according to a formula;
step 5, controlling the transformer to input current with a frequency value hn to the motor within the pronunciation time period tn so as to enable the motor to emit tones corresponding to Xn and enable the washing machine to play the selected song;
n in the steps 1 to 5 is a positive integer greater than 0;
preferably, n is the total number of tones of the corresponding song.
Further, when the washing machine breaks down or reaches a washing node, the control transformer inputs current with a set sounding frequency band H1 to the motor, and the motor is enabled to send out corresponding alarm sound or reminding sound; preferably, the washing node includes conditions of washing completion, secondary selection required by a user in the washing process, drying starting and the like.
Furthermore, the current intensity of the input current of the motor is adjusted to correspondingly adjust the shaking intensity of the rotor of the motor, so that the sound volume of the motor is correspondingly changed, and the aim of correspondingly adjusting the sound generated by the motor is fulfilled.
By adopting the technical scheme, compared with the prior art, the invention has the advantages that:
1. the aim of adjusting the sound emitted by the motor and playing corresponding sounds such as music, alarm sound, prompt sound and the like by the washing machine can be fulfilled by controlling the input current of the motor;
2. the washing machine can play the selected song by using the motor, so that the washing machine has a music playing function, and further, the motor is used for generating music in the washing process of a user to reduce washing noise and improve the washing use experience of the user; meanwhile, the user can play music by using the washing machine, so that the communication interaction between the washing machine and the user is improved, and the use pleasure of the user on the washing machine is increased;
3. the motor is enabled to directly sound by providing the current with the generation frequency H1 for the motor, so that the washing machine can eliminate the arrangement of independent audio output equipment such as a loudspeaker and the like, the number of parts of the washing machine is reduced, and the production cost of the washing machine is reduced.
Meanwhile, the invention has simple structure, simple method and obvious effect and is suitable for popularization and use.
Drawings
FIG. 1 is a schematic view illustrating a structure of a washing machine according to an embodiment of the present invention;
fig. 2 is a flow chart of the operation of the control motor of the washing machine according to the embodiment of the invention.
Detailed Description
The present invention will be described in further detail with reference to examples.
As shown in fig. 1, the embodiment of the present invention provides a washing machine using a motor to generate sound, wherein the washing machine includes a washing component for washing clothes, and a motor for driving the washing component to operate and providing power. The motor is connected with a power supply of the washing machine through a frequency converter so as to input currents with different frequencies to the motor and enable the motor to make sounds corresponding to tones.
In the invention, in order to realize the purpose of utilizing the motor to generate sound, an independent motor which does not provide driving force for the washing component can be arranged on the washing machine, and the motor is connected with a power supply of the washing machine through a frequency converter so as to input currents with different frequencies to realize the sound generation corresponding to the tones.
In the embodiment of the invention, the motor is a variable frequency motor consisting of a stator and a rotor; the stator is composed of an electromagnetic coil. The electromagnetic coil forming the stator is connected with the power supply of the washing machine through a frequency converter to provide current with corresponding frequency for the electromagnetic coil, so that the electrified electromagnetic coil emits sound corresponding to the tone.
In the embodiment of the invention, the specific principle of the sound production of the motor is as follows: after the frequency converter injects three-phase symmetrical high-frequency current into the motor, the rotor shakes at a high frequency under the action of a high-frequency magnetic field due to the high conversion rate of the stator magnetic field, and the mechanical vibration can make a sound.
In the process, the frequency of the current injected into the motor can be changed, so that the dithering frequency of the motor can be changed, and the tone of the sound emitted by the motor can be adjusted; meanwhile, the magnitude of the current injected into the motor can be changed, so that the shaking intensity of the motor can be changed, and the sound volume of the motor can be adjusted. Therefore, the aim of adjusting the sound emitted by the motor and further playing the corresponding music, alarm sound, prompt sound and other sounds by the washing machine can be achieved by controlling the input current of the washing machine motor.
Example one
In the embodiment, the washing machine capable of sounding by using the motor can play the selected song by using the motor, so that the washing machine has a music playing function, further, music is generated by using the motor in the washing process of a user to reduce washing noise, and washing use experience of the user is improved. Meanwhile, the user can play music by using the washing machine, so that the communication interaction between the washing machine and the user is improved, and the use pleasure of the user on the washing machine is increased.
As shown in fig. 2, in this embodiment, the specific operation process of the washing machine playing music by using the motor is as follows:
step 1, selecting songs, and calling tone music scores of the corresponding songs by the washing machine;
step 2, according to the song time sequence, the washing machine calls the corresponding tone group Xn in the tone music score in turn;
step 3, comparing the note value An and the pitch value Bn in the calling tone group Xn with corresponding preset tone groups stored in the washing machine to obtain a current frequency prestored value hn corresponding to the calling tone group Xn;
step 4, obtaining a time value Cn corresponding to the called tone Xn by using a time value Cn of the called tone group Xn as a multiple Cn of the tone corresponding to the basic time period according to a formula;
and 5, controlling the transformer to input current with a frequency value hn to the motor within the pronunciation time period tn so as to enable the motor to emit tones corresponding to the Xn and enable the washing machine to play the selected song. (n in the above steps 1 to 5 is a positive integer greater than 1, specifically, n is the number of tones in the corresponding song)
By the mode, the washing machine has the function of playing music selected by a user or automatically selected by the washing machine, so that the use experience of the user is improved, and the use pleasure of the washing machine is increased.
In the embodiment, the washing machine is provided with a memory, and tone music scores corresponding to a plurality of songs one by one are stored in the memory for a user to select and call; the memory is connected with the frequency converter through the control circuit, and converts the tone music score into an action instruction so as to enable the frequency converter to output current with corresponding frequency and corresponding duration to the motor at each time node, so that the motor can send music of the selected song.
In the embodiment, the melody spectrum is correspondingly stored in a memory of the washing machine in the form of codes; the tone music score in the code form comprises a plurality of tone groups Xn which are arranged according to the song time sequence and are in one-to-one correspondence with the tones in the song; each tone group Xn includes three pieces of numerical information An, Bn, Cn, respectively; an is a note value representing a corresponding tone; bn represents the pitch value of the corresponding note; cn is a value representing the duration of the corresponding tone.
Preferably, the numerical value An is divided into 1, 2, 3, 4, 5, 6, and 7, which respectively represent the notes "1", "2", "3", "4", "5", "6", and "7"; the numerical value Bn is divided into 1, 2 and 3 which respectively represent bass, alto and treble; the value Cn is divided into 1, 2, 4, 8, and 16, which respectively represent a quarter beat, a half beat, one beat, two beats, and four beats.
In this embodiment, the washing machine directly parses the corresponding song into, or directly obtains, a pitch melody spectrum after parsing the corresponding song, where the pitch melody spectrum includes tones arranged correspondingly according to a song time sequence and time values corresponding to the tones; the time value can be a constant or a multiple of a basic time period; preferably, the duration tn of the tone is a multiple of the duration of the base tone; the basic time period t0 is a set value; further preferably, the basic time period t0 is one eighth beat, one fourth beat, or one half beat of the corresponding song.
In this embodiment, each tone is composed of a corresponding pitch and a corresponding note; the pitch is divided into bass, alto and treble; the notes are classified as "1", "2", "3", "4", "5", "6" and "7"; each pitch and each note are combined in a one-to-one correspondence mode to form different tones; the tones are respectively matched with corresponding current frequency prestored values hn (n is a positive integer greater than or equal to 1) one by one, and notes corresponding to the tones, corresponding pitches and corresponding current frequency prestored values hn are set as a corresponding preset tone group and stored in the washing machine.
Preferably, as shown in table 1 below, the tones and notes are divided into 21 tones, and the 21 tones are respectively matched with the corresponding current frequency prestored values hn (n is a positive integer greater than or equal to 1 and less than or equal to 21) one by one, so as to obtain 21 preset tone groups; for example, the current frequency pre-stored value for the middle tone 2RE is h9, and the corresponding h9 can be preset to 587 hz.
TABLE 1
Example two
The present embodiment is based on the first embodiment and is described by taking the theme song of hel brother as an example. The first sentence of song score and lyrics of Leiou song is as follows:
and (4) music score: I33321I 135-
Lyric: thunderstorm … for thunderstorm
In this embodiment, the first tone "3" of the Rayleigh song corresponds to a first tone group X1 in the music score of the music score stored in the memory of the washing machine, and the tone group X1 includes three pieces of numerical information A1, B1 and C1; the note value a1 is 3, corresponding to note "3"; the pitch value B1 is 2, corresponding to the mediant; the value of the duration C1 is 2, which corresponds to a pronunciation time of two half beats, i.e. a duration corresponding to one beat.
Meanwhile, the tone group X1 is mapped to a preset tone group, and a corresponding current frequency pre-stored value h10 is obtained. Therefore, the frequency of the current input to the motor by the transformer is h10, and the input time period is the time duration corresponding to one beat.
By the mode, the corresponding matching of the songs and the motor frequency is realized, and the motor can accurately and quickly respond to emit the corresponding sound of the songs selected by the washing machine.
EXAMPLE III
In this embodiment, the washing machine may generate a sound by using the motor, so as to generate an alarm sound when the washing machine fails, a prompt sound when the washing machine reaches a washing node, and the like, so that the motor may be used as a generating device of the washing machine to play various prompt sounds, alarm sounds, and the like of the washing machine.
Through the arrangement, the motor can directly sound, so that the arrangement of independent audio output equipment such as a loudspeaker and the like on the washing machine is eliminated, the number of parts of the washing machine is reduced, and the production cost of the washing machine is reduced.
In the embodiment, when the motor generates sound, the frequency of the current introduced into the electromagnetic coil of the stator is in a first frequency range H1; the first frequency band H1 is a frequency band of occurrence of the motor. When the corresponding current of the sound production frequency band H1 is supplied to the motor, the motor produces sound.
In this embodiment, when the washing machine fails or reaches a washing node, the transformer is controlled to input a current with a set sounding frequency band H1 to the motor, so that the motor emits a corresponding alarm sound or reminding sound; preferably, the washing node includes conditions of washing completion, secondary selection required by a user in the washing process, drying starting and the like.
In the embodiment, when the washing machine has different washing time nodes and different faults, currents with different frequencies can be provided for the motor, so that the motor can make different sounds, the output precision of the washing machine is improved, monitoring of working conditions of the washing machine by a user is facilitated, and the faults of the washing machine can be conveniently judged.
Example four
In this embodiment, a washing machine using a motor to generate sound is provided, where a transformer is provided at an input end of the motor of the washing machine to change a magnitude of an input current of the motor and adjust a volume of the sound generated by the motor.
The transformer is arranged at the input end of the motor, so that the input current of the motor can be automatically adjusted, the sound volume of the motor can be controllably adjusted, and the use and playing comfort level of a user can be improved.
The embodiments in the above embodiments can be further combined or replaced, and the embodiments are only used for describing the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various changes and modifications made to the technical solution of the present invention by those skilled in the art without departing from the design idea of the present invention belong to the protection scope of the present invention.
Claims (7)
1. A method for producing sound by using a motor is characterized in that: the motor is connected with a power supply of the washing machine through a frequency converter, and the input current frequency of the motor is adjusted, so that the motor emits sound with tone corresponding to the input current frequency;
when the washing machine breaks down or reaches a washing node, the frequency converter is controlled to input the current with the set sound frequency band H1 to the motor, and the motor is enabled to send out corresponding alarm sound or reminding sound; when different washing time nodes of the washing machine occur and different faults occur, currents with different frequencies are provided for the motor, so that the motor can make different sounds;
the specific working process of the washing machine for controlling the motor to send out the corresponding songs is as follows,
step 1, selecting songs, and calling tone music scores of the corresponding songs by the washing machine;
step 2, according to the song time sequence, the washing machine calls the corresponding tone group Xn in the tone music score in turn;
step 3, comparing the note value An and the pitch value Bn in the calling tone group Xn with corresponding preset tone groups stored in the washing machine to obtain a current frequency prestored value hn corresponding to the calling tone group Xn;
step 4, obtaining a pronunciation time period tn corresponding to the called tone Xn by using a time value Cn of the called tone group Xn, which is equal to a multiple Cn of the tone corresponding to the basic time period t0 according to a formula;
step 5, controlling the transformer to input current with a frequency value hn to the motor within the pronunciation time period tn so as to enable the motor to emit tones corresponding to Xn and enable the washing machine to play the selected song;
n in the steps 1 to 5 is a positive integer greater than 0;
the input end of the motor is provided with a transformer so as to change the input current of the motor and adjust the sound volume of the sound emitted by the motor.
2. The method of claim 1, wherein the sound is generated by a motor, and the method comprises the following steps: the motor comprises a stator formed by electromagnetic coils, the electromagnetic coils forming the stator are connected with a power supply of the washing machine through a frequency converter to provide current with corresponding frequency for the electromagnetic coils, and the electrified electromagnetic coils emit sound corresponding to tones.
3. The method of claim 2, wherein the sound is generated by a motor, and the method comprises the following steps: providing current with corresponding frequency to an electromagnetic coil forming a motor stator, and enabling the electrified electromagnetic coil to drive a motor rotor to generate vibration with corresponding frequency, wherein the vibration sound forms sound corresponding to tone, so that the motor emits the sound corresponding to the tone; when the motor generates sound, the frequency of current introduced into the electromagnetic coil of the stator is in a first frequency section H1; the first frequency segment H1 has a plurality of preset current frequencies hn, and each current frequency hn corresponds to a different tone.
4. A method of sounding with an electric motor according to any of claims 1 to 3, wherein: each tone is composed of a corresponding pitch and a corresponding note; the pitch is divided into bass, alto and treble; the notes are classified as "1", "2", "3", "4", "5", "6" and "7"; each pitch and each note are combined in a one-to-one correspondence mode to form different tones;
the tones are respectively matched with the corresponding current frequency prestored values hn one by one, and the notes corresponding to the tones, the corresponding pitches and the corresponding current frequency prestored values hn are combined into a corresponding preset tone group and stored in the washing machine.
5. The method of claim 4, wherein the sound is generated by a motor, and the method comprises the following steps: the washing machine directly resolves the corresponding song into or directly obtains a pitch music score after resolving the corresponding song, wherein the pitch music score comprises the tones correspondingly arranged according to the song time sequence and the time values corresponding to the tones.
6. The method of claim 5, wherein the sound is generated by a motor, and the method comprises the following steps: the music score is correspondingly stored in a memory of the washing machine in the form of codes; the tone music score in the code form comprises a plurality of tone groups Xn which are arranged according to the song time sequence and are in one-to-one correspondence with the tones in the song;
each tone group Xn includes three pieces of numerical information An, Bn, Cn, respectively; an is a note value representing a note of a corresponding tone; bn is a pitch numerical value representing the pitch height corresponding to the tone; cn is a value representing the duration of the corresponding pitch duration.
7. A method of sounding with an electric motor according to claim 5 or 6, wherein: the washing machine is provided with a memory, and the memory stores a plurality of tone music lists corresponding to the songs one by one for a user to select and call;
the memory is connected with the frequency converter through the control circuit, and the frequency converter outputs current with corresponding frequency and duration to the motor at each time node, so that the motor can play music of the selected song.
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| CN112382255A (en) * | 2020-10-26 | 2021-02-19 | 清能德创电气技术（北京）有限公司 | Music playing method based on alternating current servo system |
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| CN1289738C (en) * | 2002-03-06 | 2006-12-13 | 乐金电子(天津)电器有限公司 | Washing machine and sound volume control method of its music |
| US8212505B2 (en) * | 2008-12-02 | 2012-07-03 | GM Global Technology Operations LLC | Method and system for creating a vibration in an automobile |
| CN202366483U (en) * | 2011-12-12 | 2012-08-08 | 厦门新泰阳网络科技有限公司 | Electric household appliance |
| JP6179871B2 (en) * | 2013-04-09 | 2017-08-16 | 海爾集団公司 | Music washing machine and control method |
| CN104099749B (en) * | 2013-04-09 | 2018-02-23 | 青岛海尔洗衣机有限公司 | A kind of washing machine and control method of music control current |
| CN104099750B (en) * | 2013-04-09 | 2017-09-22 | 青岛海尔洗衣机有限公司 | The washing machine and generation method of a kind of current generation music |
| CN203475161U (en) * | 2013-09-03 | 2014-03-12 | 陈美君 | Multimedia washing machine |
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Effective date of registration: 20210309 Address after: 266400 Haier Industrial Park, qianwangang Road, Jiaonan City, Qingdao City, Shandong Province Applicant after: QINGDAO JIAONAN HAIER WASHING MACHINE Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, No.1 Haier Road, Laoshan District, Qingdao City, Shandong Province Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
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Address after: 266400 Haier Industrial Park, qianwangang Road, Jiaonan City, Qingdao City, Shandong Province Patentee after: Qingdao Haier Cleaning and Protection Electrical Appliance Co.,Ltd. Country or region after: China Patentee after: Haier Smart Home Co., Ltd. Address before: 266400 Haier Industrial Park, qianwangang Road, Jiaonan City, Qingdao City, Shandong Province Patentee before: QINGDAO JIAONAN HAIER WASHING MACHINE Co.,Ltd. Country or region before: China Patentee before: Haier Smart Home Co., Ltd. |
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