阅读说明：本技术 粉液双用洗衣系统和洗衣加洗衣物质的方法 (Powder-liquid dual-purpose washing system and method for adding washing materials to washing clothes ) 是由 盛磊 于 2021-08-13 设计创作，主要内容包括：本发明涉及洗衣领域,尤其涉及粉液双用洗衣系统和洗衣加洗衣物质的方法。根据衣物需要选择洗衣机的洗涤程序后,洗衣机会自动输出24-220V的电信号给到加料分配器,分配器在“自动配方”模式下：根据输出信号的时间长度；计算出需要加入的洗涤剂配方,配方指的是洗衣粉和洗衣液需要加入的量；“直驱模式”情况下：分配器根据输出信号的时间长度运行,洗衣机给2秒信号分配器就运行2秒,给3秒信号分配器就运行3秒；分配器每秒加入的洗衣粉和洗衣液的量是提前测定好固定的。还包含模式选择的步骤,模式选择能够选择：粉液双加、单独加粉、单独加液、冲洗模式。(The invention relates to the field of laundry, in particular to a powder-liquid dual-purpose laundry system and a laundry and laundry material adding method. After selecting the washing program of the washing machine according to the clothes requirement, the washing machine automatically outputs 24-220V electric signals to the charging distributor, and the distributor is in an automatic formula mode: according to the time length of the output signal; calculating a formula of a detergent to be added, wherein the formula refers to the amount of the washing powder and the laundry detergent to be added; in the case of "direct drive mode": the distributor operates according to the time length of the output signal, the washing machine operates for 2 seconds when giving a 2-second signal, and operates for 3 seconds when giving a 3-second signal; the amount of detergent powder and liquid laundry detergent added by the dispenser per second is fixed and determined in advance. The method further comprises a step of mode selection, wherein the mode selection can select: powder and liquid double adding, independent powder adding, independent liquid adding and flushing modes.)

1. The powder-liquid dual-purpose washing system is characterized in that the washing powder-liquid dispenser comprises a shell (1), a mixing container (4) is arranged in the shell, and a liquid adding part capable of providing materials for the mixing container (4) is further included; an air-operated diaphragm pump (22) is arranged in the liquid adding part, and the air-operated diaphragm pump (22) can suck the laundry detergent into a mixing container (4) of the distributor when in operation;

the device also comprises an air flow control valve (23) and a pressure regulating valve (24) which are connected with the pneumatic diaphragm pump (22), wherein the air flow control valve (23) and the pressure regulating valve (24) can adjust the power of the pneumatic diaphragm pump (22) so as to adjust the speed of liquid feeding;

the pipeline connected with the pneumatic diaphragm pump (22) is connected with a container of the laundry detergent, and the container of the laundry detergent is externally arranged on the shell or internally arranged in the shell;

also comprises a powder adding part which can provide materials for the mixing container (4); the powder adding part comprises a powder hopper (6), an outlet below the powder hopper (6) is butted with the packing auger (10), the packing auger (10) can be driven by the blanking motor (8), and the blanking motor (8) can drive the packing auger (10) to rotate so as to further drive the materials in the powder hopper (6) to be driven into the mixing container (4);

the mixing container (4) is also communicated with a water inlet part, the water inlet part comprises a tap water inlet (26), a flow controller (25) and a pneumatic valve (14) are arranged on a pipeline connected with the tap water inlet (26), and the pneumatic valve (14) is positioned on the tap water inlet pipe (12); a discharge pipe (15) is connected to the lower part of the mixing container (4), the end part of the discharge pipe (15) comprises a washing machine connecting port (16), and a mixed material discharge electromagnetic valve (20) is arranged on the discharge pipe (15).

2. The powder-liquid dual-purpose washing system as claimed in claim 1, wherein a back flushing water pipe (17) is further connected to the pipeline behind the tap water inlet (26), the back flushing water pipe (17) is further connected to the pipeline flushing solenoid valve (21), when the pipeline flushing solenoid valve (21) is opened, water can enter the pipeline to clean the pipeline, and when the mixed material is sent out of the solenoid valve (20) and is closed; when the mixed material is sent out of the electromagnetic valve (20) and is opened, the pipeline flushing electromagnetic valve (21) is closed.

3. The powder-liquid dual-purpose washing system according to claim 1, wherein the mouth of the discharge pipe (15) is connected with more than one mixed material discharge solenoid valve (20), the more than one mixed material discharge solenoid valves (20) are arranged in parallel, and each mixed material discharge solenoid valve (20) is opposite to one outlet of the washing machine; the mixed material sending-out electromagnetic valve (20) is connected with a pipeline flushing electromagnetic valve (21) through a tee joint.

4. The powder-liquid dual-purpose washing system as claimed in claim 1, wherein the liquid adding part is used for adding the washing liquid, the powder adding part is used for adding the washing powder, the washing powder and the washing liquid are mixed in the mixing container (4), the water inlet part is used for mixing the washing powder and the washing powder, and then the water can be discharged for cleaning; the powder and the liquid can be added integrally in two or respectively;

the pneumatic diaphragm pump is controlled by the powder distributor, different formula programs are automatically identified and selected according to different time signals received by the distributor, and the pneumatic diaphragm pump can not be synchronous with the powder distributor; a plurality of formula programs can be arranged in the distributor;

the mixed material sending solenoid valve (20) and the pipeline flushing solenoid valve (21) can send mixed liquid or flush.

5. Method for washing laundry with laundry substances for a powder-liquid dual-use laundry washing system, characterized in that, with the laundry washing system according to any of claims 1 to 4, after selecting the washing program of the washing machine according to the needs of the laundry, the washing machine automatically outputs an electric signal of 24 to 220V to the feed dispenser, which in "automatic formula" mode: according to the time length of the output signal; calculating a formula of a detergent to be added, wherein the formula refers to the amount of the washing powder and the laundry detergent to be added; direct drive mode "case: the distributor operates according to the time length of the output signal, the washing machine operates for 2 seconds when giving a 2-second signal, and operates for 3 seconds when giving a 3-second signal; the amount of detergent powder and liquid laundry detergent added by the dispenser per second is fixed and determined in advance.

6. A method of washing laundry and laundry material in a powder and liquid dual use laundry washing system as claimed in claim 5, further comprising the step of mode selection, the mode selection enabling selection of: powder and liquid double adding, independent powder adding, independent liquid adding and flushing modes.

7. The method for adding laundry detergent to washing machine of a powder-liquid dual-purpose laundry system according to claim 6, further comprising the step of automatically or manually identifying chemical components of the washing powder and the washing liquid to ensure that the washing components do not affect each other in the mode of adding powder and liquid; the automatic identification is to judge the pH of the washing powder and the laundry detergent, and the pH must be the same acid or the same alkaline; arranging a pH monitoring device in the mixing barrel, adding washing powder, dissolving, and judging the primary pH; and then adding the laundry detergent, adding pH, judging the pH once again, judging that the pH is more than or less than 7 before and after the pH is determined, judging that the pH is proper, if neutralization occurs, stopping the machine emergently, and replacing the laundry detergent and further manually judging.

8. A method of washing laundry with laundry material in a powder and liquid dual use laundry washing system as claimed in claim 6, wherein the control part further comprises a washing machine time control module; the time control module of the washing machine is in communication connection with the mixed material sending-out electromagnetic valve (20) and the pipeline flushing electromagnetic valve (21) and can control the on-off of the mixed material sending-out electromagnetic valve, the time control module of the washing machine is in communication connection with the voice prompt module, the time control module of the washing machine enables the washing machine which just works to have a rest temporarily according to the washing time of a plurality of washing machines, and the voice prompt module instructs people to use the washing machine which is unused for the longest time after the last washing is finished according to the judging structure of the time control module of the washing machine.

9. A method for adding laundry material to a powder and liquid dual-purpose laundry washing system as claimed in claim 8, further comprising a clothes monitoring module, wherein the clothes monitoring module is a weight sensor disposed under the laundry washing machine, when there is no water in the laundry washing machine, the weight of the clothes to be washed is determined by subtracting the original weight of the laundry washing machine from the measured weight, and the weight is used to indicate whether the maximum load requirement of the laundry washing machine is met, thereby preventing overload of the laundry washing machine.

10. A method as recited in claim 9, wherein each washing machine includes an acoustic sensor positioned within the washing machine proximate the motor, the acoustic sensor being capable of collecting sounds generated by the washing machine motor, the control sensor being capable of converting the sounds into acoustic waves, identifying abrupt frequency bands in the acoustic waves, and predicting motor failure to avoid motor damage due to operation with loss, the abrupt frequency bands being intermittent or single discrete peaks or troughs in the sounds.

Technical Field

The invention relates to the field of laundry, in particular to a powder-liquid dual-purpose laundry system and a laundry and laundry material adding method.

Background

Tang Shi Ming 2019-04-01 published in "household appliances science" in the research on novel washing powder instant water inlet mechanism of full-automatic washing machine ". The prior washing structure only can use washing powder or washing liquid, and only one washing liquid can be used.

Disclosure of Invention

The purpose of the invention is as follows: specific objects and advantages of the invention will be apparent from the detailed description which follows, in order to provide a more effective laundry powder and liquid dispenser and dual-use powder and liquid laundry system and method.

In order to achieve the purpose, the invention adopts the following technical scheme:

the first scheme is as follows:

a laundry powder liquid dispenser, characterized in that the laundry powder liquid dispenser comprises a housing 1 in which a mixing container 4 is disposed, and a liquid adding part capable of supplying a material to the mixing container 4; an air operated diaphragm pump 22 is arranged in the liquid addition part, and the air operated diaphragm pump 22 is operated to suck the laundry detergent into the mixing container 4 of the dispenser.

The invention further adopts the technical scheme that the device also comprises an air flow control valve 23 and a pressure regulating valve 24 which are connected with the pneumatic diaphragm pump 22, and the air flow control valve 23 and the pressure regulating valve 24 can adjust the power of the pneumatic diaphragm pump 22 and further adjust the liquid adding speed.

A further technical solution of the present invention is that the pipe connected to the pneumatic diaphragm pump 22 is connected to a container of laundry detergent, which is externally disposed on the housing or internally disposed in the housing.

The invention has the further technical proposal that the invention also comprises a powder adding part which can provide materials for the mixing container 4; the powder adding part comprises a powder hopper 6, an outlet below the powder hopper 6 is butted with an auger 10, the auger 10 can be driven by a blanking motor 8, and the blanking motor 8 can drive the auger 10 to rotate so as to further drive materials in the powder hopper 6 to be driven into the mixing container 4.

The further technical scheme of the invention is that the mixing container 4 is also communicated with a water inlet part, the water inlet part comprises a tap water inlet 26, a flow controller 25 and a pneumatic valve 14 are arranged on a pipeline connected with the tap water inlet 26, and the pneumatic valve 14 is positioned on the tap water inlet pipe 12; a discharge pipe 15 is connected to the lower part of the mixing container 4, the end part of the discharge pipe 15 comprises a washing machine connecting port 16, and a mixed material discharge electromagnetic valve 20 is arranged on the discharge pipe 15.

The further technical scheme of the invention is that a back flushing water pipe 17 is connected on the pipeline behind the tap water inlet 26, the back flushing water pipe 17 is also connected with a pipeline flushing electromagnetic valve 21, when the pipeline flushing electromagnetic valve 21 is opened, water can enter the pipeline to clean the pipeline, and at the moment, the mixed material is sent out of the electromagnetic valve 20 and is closed; the pipe flushing solenoid valve 21 is closed when the mixed material sending out solenoid valve 20 is opened.

The further technical scheme of the invention is that the mouth part of the discharge pipe 15 is connected with more than one mixed material sending-out electromagnetic valve 20, the more than one mixed material sending-out electromagnetic valves 20 are arranged in parallel, and each mixed material sending-out electromagnetic valve 20 corresponds to an outlet butt-jointed with the washing machine; the mixed material sending-out electromagnetic valve 20 is connected with a pipeline flushing electromagnetic valve 21 through a tee joint.

A further technical solution of the present invention is that the pneumatic diaphragm pump 22 is further connected to an electromagnetic valve, and the electromagnetic valve can control the opening and closing of the pneumatic diaphragm pump 22.

Scheme II:

the method for washing clothes and adding laundry materials by using the powder-liquid dual-purpose washing system is characterized in that after a washing program of the washing machine is selected according to clothes requirements by using the washing system, the washing machine automatically outputs 24-220V electric signals to the feeding distributor, and the distributor is in an automatic formula mode: according to the time length of the output signal; calculating a formula of a detergent to be added, wherein the formula refers to the amount of the washing powder and the laundry detergent to be added; in the case of "direct drive mode": the distributor operates according to the time length of the output signal, the washing machine operates for 2 seconds when giving a 2-second signal, and operates for 3 seconds when giving a 3-second signal; the amount of detergent powder and liquid laundry detergent added by the dispenser per second is fixed and determined in advance.

The invention further has the technical scheme that the method also comprises a mode selection step, wherein the mode selection step can select: powder and liquid double adding, independent powder adding, independent liquid adding and flushing modes.

The invention further adopts the technical scheme that under the mode of adding powder and liquid, the washing machine further comprises the step of automatically identifying or manually identifying chemical components of the washing powder and the washing liquid to ensure that the washing components are not mutually influenced.

The invention has the further technical proposal that the control part also comprises a washing machine time control module; the time control module of the washing machine is in communication connection with the mixed material sending-out electromagnetic valve 20 and the pipeline flushing electromagnetic valve 21 and can control the mixed material to be opened and closed, the time control module of the washing machine is in communication connection with the voice prompt module, the time control module of the washing machine enables the washing machine which just finishes working to have a rest temporarily according to the washing time of a plurality of washing machines, and the voice prompt module instructs people to use the washing machine which is unused for the longest time after the last washing is finished according to the judging structure of the time control module of the washing machine.

The invention further adopts the technical scheme that the washing machine further comprises a clothes monitoring module, wherein the clothes monitoring module is a weight sensor arranged below the washing machine, when no water exists in the washing machine, the weight of clothes to be washed is obtained by subtracting the original weight of the washing machine from the measured weight, and whether the maximum load requirement of the washing machine is met or not is prompted according to the weight, so that the overload of the washing machine is avoided.

The technical scheme of the invention is that each washing machine comprises a sound sensor which is arranged in the washing machine and close to the motor, the sound sensor can collect the sound of the motor of the washing machine, the control sensor can convert the sound into sound waves, and identify the abrupt wave band in the sound waves, so that the fault of the motor can be pre-judged, the damage caused by the work with loss of the motor is avoided, and the abrupt wave band is an intermittent or single discontinuous wave crest or wave trough in the sound.

Compared with the prior art, the invention adopting the technical scheme has the following beneficial effects: the main principle is as follows: a small pneumatic diaphragm pump is additionally arranged outside, when the diaphragm pump operates, the laundry detergent can be sucked into the mixing barrel of the distributor, and the laundry detergent and the washing powder are mixed in the mixing barrel and then are flushed into the washing machine by the water pump in the distributor for cleaning.

Drawings

To further illustrate the present invention, further description is provided below with reference to the accompanying drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a partial schematic view of the liquid addition portion of the invention;

FIG. 5 is a schematic view of the arrangement of the liquid addition portion of the invention in the housing;

FIG. 6 is a perspective view of the invention;

FIG. 7 is a schematic view of the valve from another perspective;

wherein: 1. a housing; 2. a top cover; 3. a filter screen; 4. a mixing vessel; 5. a water pump; 6. a powder hopper; 7. a vibration device; 8. a blanking motor; 9. a control box; 10. a packing auger; 11. a laundry detergent inlet; 12. a tap water inlet pipe; 13. a water inlet part; 14. a pneumatic valve; 15. a discharge pipe; 16. a washing machine connector; 17. a backwash pipe; 18. an outer cover; 19. a centrifugal pump; 20. the mixed material is sent out of the electromagnetic valve; 21. a pipeline flushing solenoid valve; 22. a pneumatic diaphragm pump; 23. an air flow control valve; 24. a pressure regulating valve; 25. a flow controller; 26. a tap water inlet.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they can be, for example, fixedly connected, detachably connected, or integrally connected; can be a mechanical connection, but also an electrical connection; can be directly connected or indirectly connected through intervening media, and can communicate between the two elements. The specific meanings of the above terms in the present invention can be understood in a specific case by those skilled in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The patent provides a plurality of parallel schemes, and different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each solution has its own unique features. In addition, the technical features related to the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other. The fixing means, which is not described herein, can be any one of screw fixing, bolt fixing, or glue bonding.

The first embodiment is as follows: in particular figures 4 and 5 in combination with all the figures; a laundry powder liquid dispenser, characterized in that the laundry powder liquid dispenser comprises a housing 1 in which a mixing container 4 is disposed, and a liquid adding part capable of supplying a material to the mixing container 4; an air operated diaphragm pump 22 is arranged in the liquid addition part, and the air operated diaphragm pump 22 is operated to suck the laundry detergent into the mixing container 4 of the dispenser. The technical scheme of the invention has the following substantial technical effects and the realization process: the main principle is as follows: a small pneumatic diaphragm pump is additionally arranged outside, when the diaphragm pump operates, the laundry detergent can be sucked into the mixing barrel of the distributor, and the laundry detergent and the washing powder are mixed in the mixing barrel and then are flushed into the washing machine by the water pump in the distributor for cleaning.

Example two: as a further improvement or in parallel or alternatively independently, an air flow control valve 23 and a pressure regulating valve 24 connected to the air operated diaphragm pump 22 are also included, and the air flow control valve 23 and the pressure regulating valve 24 can regulate the power of the air operated diaphragm pump 22 and thus the charging speed. The technical scheme of the invention has the following substantial technical effects and the realization process: the front end of the pneumatic diaphragm pump is additionally provided with a compressed air pressure regulating valve and an air flow control valve, and the amount of the added laundry detergent per second can be adjusted through the pressure regulating valve and the flow control valve.

Example three: as a further development or in parallel or alternatively independently, the pipe connected to the air operated diaphragm pump 22 is connected to a container of laundry liquid, which is external to the housing or internal to the housing. The technical scheme of the invention has the following substantial technical effects and the realization process: whether the laundry detergent is internally arranged or externally arranged, the laundry detergent is within the protection scope of the patent.

Example four: as a further modification or a side-by-side or an alternative independent solution, a powder addition part capable of supplying the material to the mixing container 4 is further included; the powder adding part comprises a powder hopper 6, an outlet below the powder hopper 6 is butted with an auger 10, the auger 10 can be driven by a blanking motor 8, and the blanking motor 8 can drive the auger 10 to rotate so as to further drive materials in the powder hopper 6 to be driven into the mixing container 4. The technical scheme of the invention has the following substantial technical effects and the realization process: the liquid adding part is filled with laundry detergent, the powder adding part is filled with washing powder, the laundry detergent and the washing powder are mixed in the mixing container 4, the water inlet part is filled with water to mix the laundry detergent and the washing powder, and then water can be discharged for cleaning. The powder and liquid can be added in one piece or separately.

Example five: as a further improvement scheme or a parallel scheme or an optional independent scheme, the mixing container 4 is also communicated with a water inlet part, the water inlet part comprises a tap water inlet 26, a flow controller 25 and a pneumatic valve 14 are arranged on a pipeline connected with the tap water inlet 26, and the pneumatic valve 14 is positioned on the tap water inlet pipe 12; a discharge pipe 15 is connected to the lower part of the mixing container 4, the end part of the discharge pipe 15 comprises a washing machine connecting port 16, and a mixed material discharge electromagnetic valve 20 is arranged on the discharge pipe 15. The technical scheme of the invention has the following substantial technical effects and the realization process: the pneumatic diaphragm pump is controlled by the powder distributor together, different formula programs are automatically identified and selected according to different time signals received by the distributor, and the pneumatic diaphragm pump can not be synchronous with the powder distributor. Multiple recipe programs can be set in the dispenser.

Example six: as a further improvement scheme or a parallel scheme or an optional independent scheme, a back flushing water pipe 17 is connected to the pipeline behind the tap water inlet 26, the back flushing water pipe 17 is also connected to the pipeline flushing electromagnetic valve 21, when the pipeline flushing electromagnetic valve 21 is opened, water can enter the pipeline to clean the pipeline, and at the moment, the mixed material is sent out of the electromagnetic valve 20 and is closed; the pipe flushing solenoid valve 21 is closed when the mixed material sending out solenoid valve 20 is opened. The technical scheme of the invention has the following substantial technical effects and the realization process: where either mixed liquid feeding or flushing can take place.

Example seven: as a further improvement scheme or a parallel scheme or an optional independent scheme, the mouth part of the discharge pipe 15 is connected with more than one mixed material discharge electromagnetic valve 20, the more than one mixed material discharge electromagnetic valves 20 are arranged in parallel, and each mixed material discharge electromagnetic valve 20 corresponds to an outlet which is opposite to the washing machine; the mixed material sending-out electromagnetic valve 20 is connected with a pipeline flushing electromagnetic valve 21 through a tee joint.

Example eight: as a further modification or in parallel or alternatively independently, the air operated diaphragm pump 22 is further connected with a solenoid valve which can control the opening and closing of the air operated diaphragm pump 22.

Whether solenoid valves, pneumatic valves, or with similar valves, are within the scope of this patent.

As a further improvement: realize one-key automation, standardized washing and automatic material conveying, reduce the dependence to manual work and experience. After a washing staff selects a washing program of the washing machine according to the clothes requirement, the washing machine automatically outputs an electric signal of 24-220V to the charging distributor, and the distributor is in an automatic formula mode: calculating the formula of the detergent to be added (the formula refers to the amount of the washing powder and the laundry detergent to be added) in a direct drive mode according to the time length (2 seconds, 4 seconds, 6 seconds and the like, and every 2 seconds is a unit) of the output signal: the dispenser operates according to the length of time of the output signal, the washing machine operates for 2 seconds if the dispenser is given a 2 second signal, and operates for 3 seconds if the dispenser is given a 3 second signal. Note: the amount of detergent powder and liquid laundry detergent added by the dispenser per second is fixed and determined in advance.

Example nine: as a further development or a parallel solution or alternatively an independent solution, a step of mode selection is also included, the mode selection being able to select: powder and liquid double adding, independent powder adding, independent liquid adding and flushing modes.

Example ten: as a further improvement scheme or a parallel scheme or an optional independent scheme, in the mode of adding powder and liquid, the method also comprises the step of automatically identifying or manually identifying the chemical components of the washing powder and the washing liquid to ensure that the washing components do not influence each other. The automatic identification is to judge the pH of the washing powder and the laundry detergent, and the pH must be the same acid or the same alkaline. Arranging a pH monitoring device in the mixing barrel, adding washing powder, dissolving, and judging the primary pH; and then adding the laundry detergent, adding pH, judging the pH once again, judging that the pH is more than or less than 7 before and after the pH is determined, judging that the pH is proper, if neutralization occurs, stopping the machine emergently, and replacing the laundry detergent and further manually judging.

Example eleven: as a further modifiable scheme or a parallel scheme or an optional independent scheme, the control part also comprises a washing machine time control module; the time control module of the washing machine is in communication connection with the mixed material sending-out electromagnetic valve (20) and the pipeline flushing electromagnetic valve (21) and can control the on-off of the mixed material sending-out electromagnetic valve, the time control module of the washing machine is in communication connection with the voice prompt module, the time control module of the washing machine enables the washing machine which just works to have a rest temporarily according to the washing time of a plurality of washing machines, and the voice prompt module instructs people to use the washing machine which is unused for the longest time after the last washing is finished according to the judging structure of the time control module of the washing machine.

Example twelve: as a further improved scheme or a parallel scheme or an optional independent scheme, the washing machine further comprises a clothes monitoring module, wherein the clothes monitoring module is a weight sensor arranged below the washing machine, when no water exists in the washing machine, the weight of clothes needing to be washed is obtained by subtracting the original weight of the washing machine from the measured weight, and the weight prompts whether the maximum load requirement of the washing machine is met or not so as to avoid overload of the washing machine.

Example thirteen: as a further improved scheme or a parallel scheme or a selectable independent scheme, each washing machine is provided with a sound sensor which is arranged in the washing machine and close to the motor, the sound sensor can collect the sound of the motor of the washing machine, the control sensor can convert the sound into sound waves, and the abrupt wave band in the sound waves is identified, so that the fault of the motor can be pre-judged, the damage caused by the belt loss work of the motor is avoided, and the abrupt wave band is a discontinuous wave peak or wave trough with intermittence or singleness in the sound.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and the invention is to be limited to the embodiments described above.