CN107287817A - A kind of washing of drum type washing machine control method and washing machine - Google Patents

Abstract

The invention discloses a washing control method of a washing machine and a washing machine. The method divides the washing process of the washing machine into at least two washing stages, and the washing tubs in each washing stage correspond to different inclination angles. The control method can also divide the washing process of the washing machine into T washing stages according to the energy efficiency parameters of the washing machine, and T≥2; wherein, the energy efficiency parameters include one of power consumption per unit effect, water consumption per unit effect, and washing ratio or any combination thereof. In the present invention, the washing process of the washing machine is divided into multiple washing stages, and the inclination angle of the washing bucket is matched with the plan to optimize the washing control method of the washing machine, so as to realize the effect of improving the washing effect and reducing energy consumption.

Description

Washing control method of washing machine and washing machine

technical field

The invention relates to the field of washing machines, in particular to a washing control method of a washing machine and a washing machine.

Background technique

The inner barrel of the existing pulsator fully automatic washing machine is installed vertically. From the user's point of view, sometimes it is very inconvenient to bend over to take clothes. In addition, the existing pulsator fully automatic washing machine is sometimes easy to cause the user to take out the clothes incompletely, and some small pieces of clothes are easy to be missed at the bottom of the drum. Aspects such as power consumption and water consumption are washed, although some existing pulsator fully automatic washing machines can reach the washing energy efficiency standard, will consume a large amount of water and electricity. Therefore, for the protection of the environment and the actual needs of users, the washing machine not only needs to wash clothes with a high degree of cleanliness, but also needs to save electricity and water.

In order to improve the washing efficiency of the washing machine, compared with the ordinary pulsator automatic washing machine, the oblique drum type automatic washing machine can wash clothes cleaner and make it easier for users to pick up the clothes when the power consumption and water consumption are similar. . Its inclined inner cylinder can generate complex water flow including up and down directions to achieve a good washing effect.

For example, the application number: 200610112312.7 "A fully automatic washing machine and its washing method", the invention discloses a fully automatic washing machine and its washing method, which includes: a shell, a washing bucket assembly arranged in the shell, at least three A long rod-shaped suspension part that supports the washing tub assembly in the housing, the suspension part includes a fixed suspension part with a fixed length and a suspension part with an adjustable length, and the suspension part One end is connected with the shell, and the other end is connected with the washing tub assembly. By changing the length of the adjustable suspension part, the washing tub assembly is vertical for dehydration and spin-drying, and the washing tub can be The modules are angled relative to the vertical to improve washing performance. When the washing machine of the present invention is dehydrating and spin-drying, the washing tub assembly is in a vertical state, which overcomes the defects of the existing inclined-tub washing machine, can easily maintain the balance under high rotation as the washing machine of the prior art, and can simplify the design, Reduce power consumption and increase the life of the washing machine. In the washing process adopted by the present invention, the washing bucket is inclined at a certain angle relative to the vertical direction for washing, but only a fixed angle is used for washing in the whole washing process, and the washing efficiency of the inclined washing machine is not sufficiently improved.

Therefore, the present invention optimizes the washing control method of the inclined-drum washing machine, improves the washing efficiency of laundry, and saves energy consumption more effectively.

In view of this, the present invention is proposed.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a washing control method for a washing machine and a washing machine. The washing control method for a washing machine is to use a washing machine

In order to achieve this purpose, according to one aspect of the present invention, the present invention adopts the following technical solutions: a washing machine washing control method, the washing process of the washing machine is at least divided into two washing stages, and the washing buckets in each washing stage correspond to different inclination angles .

Further, the control method divides the washing process of the washing machine into T washing stages according to the energy efficiency parameters of the washing machine, and T≥2;

Wherein, the energy efficiency parameter includes one or any combination of power consumption per unit function, water consumption per unit function, and cleaning ratio.

Further, the inclination angle corresponding to the washing stage becomes larger as the washing stage progresses.

Further, each washing stage corresponds to a different rotation speed, and the rotation speed increases as the washing stage progresses.

Further, each washing stage corresponds to a different spin-stop ratio and the corresponding total spin-stop operation time, and the spin-stop ratio and the total spin-stop operation time become larger and larger as the washing stage progresses.

Further, the method includes the following steps:

S0, the washing machine starts to execute the washing process;

S1. The washing machine controls the washing tub to the first tilt angle A1, and executes the first washing stage;

S2. The washing machine controls the washing tub to the second tilt angle A2, and executes the second washing stage;

S3. The washing machine controls the washing tub to the third inclination angle A3, and executes the third washing stage.

Further, said first inclination angle A1≤second inclination angle A2≤third inclination angle A3;

Wherein, the inclination angle range of the washing bucket is 8°-15°.

Further, in the first washing stage, the washing is performed according to the set rotation speed X1 and the rotation-stop sequence M1;

In the second washing stage, washing is performed according to the set rotation speed X2 and the turn-on-stop sequence M2;

In the third washing stage, washing is performed according to the set rotation speed X3 and the turn-on-stop sequence M3;

The turn-on-stop sequences M1 , M2 and M3 respectively include a plurality of different turn-on-stop ratios and operation times corresponding to the turn-on-stop ratios, wherein the operation time is greater than or equal to a single turn-on-stop operation time.

Further, the turn-to-stop sequence M1 includes turn _- to _- stop ratios _{m 1} , _{m 2} , _{m 3} .

The turn-stop sequence M2 includes turn-stop ratios m ₁ ′, m ₂ ′, m ₃ ′, m _n ′, and running times t ₁ ′, t ₂ ′, t ₃ ′… corresponding to the turn-stop ratios. ...t _n ';

The stop-stop sequence M3 includes turn-stop ratios m ₁ ″, m ₂ ″, m ₃ ″… m _n ″ that are cycled sequentially, and operation times t ₁ ″, t ₂ ″, t ₃ ″… corresponding to the turn-stop ratios. ...t _n ";

Among them, m ₁ ≤ m ₁ ^' ≤ m ₁ ", m ₂ ≤ m ₂ ^' ≤ m ₂ ", m ₃ ≤ m ₃ ^' ≤ m ₃ ", ... m _n ≤ m _n '≤ m _n "; t ₁ ≤t ₁ '≤t ₁ ', t ₂ ≤t ₂ '≤t ₂ ', t ₃ ≤t ₃ '≤t ₃ ', ... t _n ≤t _n '≤t _n '; n≥2.

Further, said rotational speed X1≤rotational speed X2≤rotational speed X3.

Further, the total running time of the spinning-stop sequence M1, the total running time of the spinning-stop sequence M2 and the total running time of the spinning-stop sequence M3 gradually increase;

Wherein, the total running time of the spinning-stop sequence is the sum of the running time of running a plurality of different spinning-stop ratios.

Further, the washing method also includes:

S4, the washing machine executes the rinsing and draining procedures;

S5. The washing machine controls the value of the washing tub to be vertical, and performs low-speed dehydration.

In order to achieve the second object of the present invention, the present invention adopts the following technical solution: a washing machine, the washing machine includes a barrel and a shell, the barrel is installed in the shell and can adjust the angle of inclination.

The washing machine also includes a controller connected to the tiltable washing tub;

Wherein, the controller can control the tiltable washing tub to a corresponding tilt angle, and execute a corresponding washing stage.

After adopting the above technical solution, the present invention has the following beneficial effects compared with the prior art:

1. The washing control method of the washing machine according to the present invention divides the washing process of the washing machine into a plurality of washing stages, and the washing tubs in each washing stage correspond to different inclination angles. The inclination angle produces the control of the strength and weakness of the complex water flow, which improves the washing effect of the washing control method for the washing machine.

2. The washing control method of the washing machine according to the present invention obtains the washing stage value from the energy efficiency parameter in the washing process, and optimizes the washing parameters of each washing stage through the washing stage, optimizes the cooperation between each washing stage, gradually strengthens the washing effect, and realizes gradual improvement. The washing method improves the energy efficiency level of the washing machine washing control method and optimizes energy saving.

3. The washing control method of the washing machine described in the present invention improves the washing effect of the washing stage by dividing the washing parameters set for the washing stage and optimizing the cooperation between the washing parameters.

Description of drawings

Fig. 1, the flowchart of washing control method of washing machine in the embodiment of the present invention;

Fig. 2, the flowchart of washing control method of washing machine in another embodiment of the present invention

Fig. 3 is a structural diagram of the washing machine in the embodiment of the present invention.

detailed description

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Embodiment one

As shown in Fig. 1 and Fig. 2, a washing control method of a washing machine according to the present invention, the washing process of the washing machine is divided into at least two washing stages, and the washing buckets in each washing stage correspond to different inclination angles.

Specifically, during the washing process of the washing machine, the washing tub of the washing machine is arranged obliquely, and the inclined washing tub is used to generate complex water flows including up and down directions, thereby improving the washing effect of the washing machine. In addition, during the entire washing process of the washing machine, as the washing process advances, the clothes in the washing machine have different requirements for each washing parameter in the washing machine. In order to better improve the washing efficiency of the washing machine, at least one factor affecting the energy efficiency parameters is divided, and at the same time The other factors affecting the energy efficiency parameters are combined more effectively to optimize the washing control method, so as to realize the requirements of improving the energy efficiency level of the washing machine and reducing energy consumption.

Preferably, in this embodiment, the washing time factor in the energy efficiency parameter is divided and effectively combined with the inclination angle factor of the washing tub of the washing machine to form a better washing control method. Realized the optimized energy saving of the washing machine.

More preferably, in this embodiment, the washing time factor in the energy consumption parameters is divided, and it is effectively combined with the inclination angle factor of the washing tub of the washing machine and the washing parameter factors of each washing stage to form a more optimized washing time factor. Control method: In this embodiment, by effectively combining various factors affecting energy consumption parameters, the energy efficiency level of the washing machine is improved as a whole and the energy consumption of the washing machine is effectively reduced.

At the same time, in order to better improve the washing effect of the washing machine, the soaking process of the washing machine is combined with the detergent and the washing process, so as to maximize the effect of the detergent, protect the environment, and improve the washing effect of the washing machine.

Further, the control method divides the washing process of the washing machine into T washing stages according to the energy efficiency parameters of the washing machine, and T≥2;

Wherein, the energy efficiency parameter includes one or any combination of power consumption per unit function, water consumption per unit function, and cleaning ratio.

Specifically, the power consumption per unit effect is the power consumed by the washing machine to complete the set energy consumption program in one working cycle, including the energy consumed for heating the washing water.

The water consumption per unit effect refers to the amount of water consumed by the washing machine to complete the set energy consumption program and one working cycle, including the amount of water used for washing, rinsing, and drying.

The cleaning ratio is measured according to the GB/T4288 standard. The reflectance of the contaminated cloth is measured before washing, and the reflectance of the contaminated cloth is measured after washing. The ratio of the reflectance before and after washing gives the cleaning rate, and the cleaning rate and the standard The ratio of the female parent yields the wash ratio.

In this embodiment, specific energy efficiency parameters corresponding to the washing machine are obtained according to energy efficiency standard values and experimental data.

Among them, in order to best optimize the washing effect of the washing machine, the energy efficiency level is set to the highest level,

The soaking time has little effect on the washing ratio, power consumption and water consumption. Therefore, the washing machine in this embodiment is the first-class energy efficiency. Therefore, based on the first-level energy efficiency standard, the specific energy efficiency parameters of the corresponding washing machine are obtained. For example, in order to meet the working energy consumption requirements of the washing machine, the range of energy efficiency parameters of the washing machine is:

Cleaning ratio ≥ 0.9;

Unit functional water consumption ≤ 14L;

Unit power consumption ≤0.011kw*h.

Further, the inclination angle corresponding to the washing stage becomes larger as the washing stage progresses.

Further, each washing stage corresponds to a different rotation speed, and the rotation speed increases as the washing stage progresses.

Further, each washing stage corresponds to a different spin-stop ratio and the corresponding total spin-stop operation time, and the spin-stop ratio and the total spin-stop operation time become larger and larger as the washing stage progresses.

Further, the method includes the following steps:

S0, the washing machine starts to execute the washing process;

S1. The washing machine controls the washing tub to the first tilt angle A1, and executes the first washing stage;

S2. The washing machine controls the washing tub to the second tilt angle A2, and executes the second washing stage;

S3. The washing machine controls the washing tub to the third inclination angle A3, and executes the third washing stage.

Further, said first inclination angle A1≤second inclination angle A2≤third inclination angle A3;

Wherein, the inclination angle range of the washing bucket is 8°-15°.

Specifically, the inclination angle of the washing tub corresponds to the washing stage, and the corresponding relationship is stored in the washing machine.

The washing parameter factors obtained from the experimental data during the washing phase only consider the four parameter factors of washing time, rotation time, stop time, and rotation speed, and ignore the soaking time parameter factor.

Preferably, the washing time of the washing stage in this embodiment corresponds to the inclination angle of the washing tub, and the corresponding relationship is stored in the washing machine.

More preferably, in this embodiment, the washing time in the washing stage is consistent with or proportional to the inclination angle of the washing tub.

Moreover, the washing time range in the first washing stage is 1/2-1/4 of the washing time in the washing process; the washing time range in the second washing stage is 1/4 of the washing time in the washing process. 1/2-1/4; the washing time range in the third washing stage is 1/2-1/4 of the washing time in the washing process.

Moreover, in this embodiment, the washing water level in the washing process is related to the inclination angle of the washing tub, and the corresponding relationship is stored in the washing machine. And the washing water level in the washing process is set to a low water level state.

Preferably, the washing water level in the washing process is related to the third inclination angle A3 of the washing tub, and the corresponding relationship is stored in the washing machine. In this embodiment, by combining the inclination angle of the washing tub with the washing water level parameter factor in the washing machine, the washing control method of the washing machine is further optimized, the water consumption of the washing machine is reduced, and the optimized energy saving is realized.

Further, when the first washing stage is executed in the step S1, it is judged whether it is the second washing stage, if yes, the washing tub is controlled to the second inclination angle A2; if not, the first washing stage is continued.

Similarly, when the first washing stage is executed in the step S2, it is judged whether it is the second washing stage, if yes, the washing tub is controlled to the second inclination angle A3; if not, the first washing stage is continued.

Further, the washing method also includes:

S4. The washing machine executes the rinsing and draining procedures;

Specifically, the current inclination angle of the washing tub is maintained when performing the rinsing and draining procedures.

Preferably, in this embodiment, the number of times of rinsing is ≥ 1; and the water level of each rinsing is a fixed set value; or, the water level of rinsing corresponds to the number of times of rinsing, and the corresponding relationship is stored in the washing machine.

More preferably, the rinsing water level decreases with increasing rinsing times. Or the rinse water level is inversely proportional to the number of rinses.

S5. The washing machine controls the value of the washing tub to be vertical, and performs low-speed dehydration.

In this embodiment, the washing tub performs a low-speed dehydration program in a vertical state, which can ensure that the washing machine maintains a balance under high rotation, optimizes the washing control method of the washing machine, not only reduces power consumption, but also improves the life of the washing machine.

To sum up, the washing control method for the washing machine described in this embodiment has the following advantages:

1. The washing control method of the washing machine described in this embodiment divides the washing process of the washing machine into multiple washing stages, and the washing tubs in each washing stage correspond to different inclination angles. The control of the strength and weakness of the complex water flows produced by different inclination angles improves the washing effect of the method for controlling the washing machine.

2. In the washing control method of the washing machine described in this embodiment, the energy efficiency parameters in the washing process are obtained from the washing stage values, and the washing parameters of each washing stage are optimized through the washing stage, the cooperation between each washing stage is optimized, and the washing effect is gradually enhanced to realize The progressive washing method improves the energy efficiency level of the washing machine washing control method and optimizes energy saving.

3. The washing control method of the washing machine described in this embodiment improves the washing effect in the washing phase by dividing the washing parameters set in the washing phase and optimizing the cooperation between the washing parameters.

Embodiment two

In this embodiment, the preset washing parameter factors in the washing stage are divided; and they are effectively combined with other washing parameter factors of the washing machine to form a washing stage that is more compatible with the inclination angle factor of the washing tub, and improve the washing stage. washing efficiency.

Preferably, in this embodiment, the rotation-stop timing factor in the washing stage is divided, and combined with the washing machine speed, the degree of coordination of each washing parameter in the washing stage is improved, the washing control method in the washing stage is optimized, and the washing control method is further improved. washing effect of the washing machine.

Further, the first washing stage T1 performs washing according to the set rotation speed X1 and the time sequence M1 of turning on and off;

The second washing stage T2 performs washing according to the set rotation speed X2 and the time sequence M2 of turning on and off;

The third washing stage T3 performs washing according to the set rotation speed X3 and the time sequence M3 of turning on and off.

Further, said rotational speed X1≤rotational speed X2≤rotational speed X3;

The turn-on-stop sequences M1 , M2 and M3 respectively include a plurality of different turn-on-stop ratios and running times corresponding to the turn-on-stop ratios.

Further, the total running time of the spinning-stop sequence M1, the total running time of the spinning-stop sequence M2 and the total running time of the spinning-stop sequence M3 gradually increase;

Wherein, the total running time of the spinning-stop sequence is the sum of the running time of running a plurality of different spinning-stop ratios.

Further, the turn-to-stop sequence M1 includes turn _- to _- stop ratios _{m 1} , _{m 2} , _{m 3} .

The turn-stop sequence M2 includes turn-stop ratios m ₁ ′, m ₂ ′, m ₃ ′, m _n ′, and running times t ₁ ′, t ₂ ′, t ₃ ′… corresponding to the turn-stop ratios. ...t _n ';

The stop-stop sequence M3 includes turn-stop ratios m ₁ ″, m ₂ ″, m ₃ ″… m _n ″ that are cycled sequentially, and operation times t ₁ ″, t ₂ ″, t ₃ ″… corresponding to the turn-stop ratios. ...t _n ";

Among them, m ₁ ≤ m ₁ '≤ m ₁ ", m ₂ ≤ m ₂ '≤ m ₂ ", m ₃ ≤ m ₃ ^' ≤ m ₃ ", ... m _n ≤ m _n '≤ m _n "; t ₁ ≤t ₁ '≤t ₁ ', t ₂ ≤t ₂ '≤t ₂ ', t ₃ ≤t ₃ '≤t ₃ ', ... t _n ≤t _n '≤t _n '; n≥2.

More preferably, the turn-stop sequence includes three turn-stop cycles, wherein each turn-stop cycle corresponds to a turn-stop ratio and running time, that is, the turn-stop sequence is divided into m(q)*t(q)+m( w)*t(w)+m(e)*t(e), and wash in this washing stage corresponding to the rotation speed X, where m(q), m(w) and m(e) are the turn-to-stop ratios, t (q), t(w) and t(e) are the running time corresponding to the turn-on-stop ratio.

Specifically, the spin-stop sequence M1 corresponding to the first washing stage T1 in this embodiment is: m ₁ (t ₁ )+m ₂ (t ₂ )+m ₃ (t ₃ ); wherein, the spin-stop ratio is m ₁ , m ₂ , m ₃ , the running time corresponding to the turn-to-stop ratio is t ₁ , t ₂ , t ₃ , and the speed X ₁ at the same time.

In this embodiment, the size of the water flow is affected by the turn-to-stop ratio. Then, the relationship among the ratios of each turn-on-stop in the turn-on-stop sequence is that m ₂ is the largest, m ₂ is greater than m ₁ , and m ₁ is greater than m ₃ .

Among them, compared with m ₁ and m ₂ , the time for the motor to rotate increases, but the time for stopping does not change, and m ₁ is greater than m ₂ .

Compared with m1 and m3, the time for the motor to rotate has increased, and the time for stopping has also increased. But the overall turn-to-stop ratio is m ₃ smaller than m ₁ .

At the same time, the relationship between the turn-off time: t ₂ is greater than t ₁ , and t ₁ is equal to t ₃ .

In this embodiment, the second washing stage and the third washing stage are the same as above.

Embodiment three

As shown in Figure 2, in this embodiment, the washing control method can also be combined with the washing program, and then the control method can be divided into T washing stages according to the set washing program; Washing, medium washing and slow washing and other modes to obtain the washing stage value; wherein, the washing stage value obtained when the washing program is fast washing is smaller than the washing stage value obtained when the washing program is slow washing.

Preferably, the control method is divided into T washing stages according to the washing time parameters set in the washing program, and T≥2.

Embodiment four

As shown in FIG. 3 , a washing machine includes a barrel body and a casing, and the barrel body is installed in the casing and can adjust an inclination angle.

The washing machine also includes a controller connected to the tiltable washing tub;

Wherein, the controller can control the tiltable washing tub to a corresponding tilt angle, and execute a corresponding washing stage.

Moreover, the controller includes a storage module, a judgment module, a calculation module and a control module.

Wherein, the relevant data of the washing control of the storage module, such as the inclination angle of the washing tub and the corresponding relationship between the washing stages, and the like.

The judging module includes judging whether to reach the next washing stage.

The calculation module includes obtaining the washing stage value according to the set parameters.

The control module controls the washing process of the washing machine and can tilt the washing tub to a corresponding tilt angle.

Wherein, the tiltable washing tub mainly utilizes a set inclination angle of the washing tub during the washing process of the washing machine to ensure the washing water level. When the amount of water in the washing bucket decreases, there is a certain amount of water at the angle of inclination. Even if the amount of water decreases, the stirring function remains unchanged, and the clothes can still be washed under the condition of water reduction. Therefore, the washing bucket can be tilted so that Clothes can be washed with a small amount of water. This produces a water saving effect.

The implementations in the above examples can be further combined or replaced, and the examples are only descriptions of preferred embodiments of the present invention, and are not intended to limit the concept and scope of the present invention. Various changes and improvements to the technical solutions of the present invention made by those skilled in the art belong to the protection scope of the present invention.

Claims (10)

1. A washing control method for a washing machine, characterized in that: the washing process of the washing machine is divided into at least two washing stages, and the washing buckets in each washing stage correspond to different inclination angles. 2. A washing control method for a washing machine according to claim 1, characterized in that: according to the energy efficiency parameters of the washing machine, the washing process of the washing machine is divided into T washing stages, and T≥2; Wherein, the energy efficiency parameter includes one or any combination of power consumption per unit function, water consumption per unit function, and cleaning ratio. 3 . The washing control method of a washing machine according to claim 1 , wherein the inclination angle corresponding to the washing stage becomes larger as the washing stage progresses. 4 . 4. A washing control method for a washing machine according to claim 1, characterized in that: each washing stage corresponds to a different rotation speed, and the rotation speed increases as the washing stage progresses. 5. A washing control method for a washing machine according to claim 1, characterized in that: each washing stage corresponds to a different spin-stop ratio and the corresponding total running time of the spin-stop operation, and the spin-stop ratio and the total time of the spin-stop operation becomes larger and larger as the washing phase progresses. 6. A washing control method for a washing machine according to any one of claims 1-5, characterized in that: said method comprises the following steps: S0, the washing machine starts to execute the washing process; S1. The washing machine controls the washing tub to the first tilt angle A1, and executes the first washing stage; S2. The washing machine controls the washing tub to the second tilt angle A2, and executes the second washing stage; S3. The washing machine controls the washing tub to the third inclination angle A3, and executes the third washing stage. 7. A washing control method for a washing machine according to claim 6, characterized in that: said first inclination angle A1≤second inclination angle A2≤third inclination angle A3; Wherein, the inclination angle range of the washing bucket is 8°-15°. 8. A washing control method for a washing machine according to claim 6, characterized in that: in the first washing stage, the washing is performed according to the set rotation speed X1 and the turn-off sequence M1; In the second washing stage, washing is performed according to the set rotation speed X2 and the turn-on-stop sequence M2; In the third washing stage, washing is performed according to the set rotation speed X3 and the turn-on-stop sequence M3; The turn-on-stop sequences M1 , M2 and M3 respectively include a plurality of different turn-on-stop ratios and running times corresponding to the turn-on-stop ratios. 9. A washing control method for a washing machine according to claim 8, characterized in that: the spin-stop sequence M1 includes spin-stop ratios m ₁ , m ₂ , m ₃ ... m _n that are cycled sequentially, and the spin-stop ratios are Corresponding operating time t ₁ , t ₂ , t ₃ ... t _n ; The turn-stop sequence M2 includes turn-stop ratios m ₁ ′, m ₂ ′, m ₃ ′, m _n ′, and running times t ₁ ′, t ₂ ′, t ₃ ′… corresponding to the turn-stop ratios. ...t _n '; The stop-stop sequence M3 includes turn-stop ratios m ₁ ″, m ₂ ″, m ₃ ″… m _n ″ that are cycled sequentially, and operation times t ₁ ″, t ₂ ″, t ₃ ″… corresponding to the turn-stop ratios. ...t _n "; Among them, m ₁ ≤ m ₁ '≤ m ₁ ", m ₂ ≤ m ₂ '≤ m ₂ ", m ₃ ≤ m ₃ '≤ m ₃ ", ... m _n ≤ m _n '≤ m _n "; t ₁ ≤t ₁ '≤t ₁ ', t ₂ ≤t ₂ '≤t ₂ ', t ₃ ≤t ₃ '≤t ₃ ', ... t _n ≤t _n '≤t _n '; n≥2. 10. A washing machine according to any one of claims 1-9, characterized in that: the washing machine comprises a barrel and a casing, and the barrel is installed in the casing and can be tilted. Adjustment.